/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --c-void:#05080F;
  --c-deep:#0A1122;
  --c-elev:#101A30;
  --c-brand:#FF3D5E;
  --c-brand-2:#FF7A92;
  --c-tech:#29E0FF;
  --c-tech-2:#8AF1FF;
  --c-gold:#FFC46B;
  --c-ok:#35E8B0;
  --t-1:#E9F0FB;
  --t-2:#9FB0CC;
  --t-3:#6C7C99;
  --c-line:rgba(140,200,255,.16);
  --c-line-2:rgba(140,200,255,.30);
  --glass:rgba(255,255,255,.055);
  --glass-2:rgba(255,255,255,.085);
  --r-card:16px;
  --r-img:14px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(0,0,0,.35);
  --sh-2:0 16px 40px rgba(0,0,0,.45);
  --sh-glow:0 0 24px rgba(255,61,94,.35);
  --sh-glow-tech:0 0 22px rgba(41,224,255,.28);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
  --font-cn:-apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  color:var(--t-1);
  background-color:var(--c-void);
  background-image:
    radial-gradient(900px 620px at 10% -8%, rgba(41,224,255,.08), transparent 62%),
    radial-gradient(820px 560px at 92% 6%, rgba(255,61,94,.06), transparent 60%),
    linear-gradient(rgba(140,200,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(140,200,255,.04) 1px, transparent 1px);
  background-size:auto,auto,32px 32px,32px 32px;
  background-attachment:fixed,fixed,fixed,fixed;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-tech);text-decoration:none;transition:color .25s ease, opacity .25s ease;}
a:hover{color:var(--c-tech-2);}
h1,h2,h3,h4,h5,h6{margin:0;font-family:var(--font-cn);color:var(--t-1);letter-spacing:0;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,textarea,select{font-family:inherit;font-size:16px;color:var(--t-1);}
::selection{background:rgba(255,61,94,.35);color:#fff;}
:focus-visible{outline:2px solid var(--c-tech);outline-offset:3px;border-radius:6px;}

/* Foundation 覆盖 */
body,p,div,span,li,a{font-family:var(--font-cn);}
h1{font-size:clamp(30px,5vw,54px);line-height:1.18;font-weight:900;letter-spacing:.01em;}
h2{font-size:clamp(24px,3.2vw,36px);line-height:1.28;font-weight:800;}
h3{font-size:clamp(18px,2vw,22px);line-height:1.4;font-weight:700;}
.row,.grid-x{max-width:none;}
.grid-container{padding-left:16px;padding-right:16px;}
.button,button.button{background:none;}

/* ============ 容器 ============ */
.rl-container{width:100%;max-width:1248px;margin:0 auto;padding-left:24px;padding-right:24px;}
.rl-section{padding:96px 0;position:relative;}
.rl-section--tight{padding:72px 0;}
.rl-section__head{max-width:760px;margin-bottom:48px;}
.rl-section__head--center{margin-left:auto;margin-right:auto;text-align:center;}
.rl-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.06em;font-weight:600;
  color:var(--c-tech);
  padding:7px 16px;border-radius:var(--r-pill);
  background:rgba(41,224,255,.10);
  border:1px solid rgba(41,224,255,.24);
  margin-bottom:20px;
}
.rl-eyebrow i{font-size:12px;}
.rl-section__title{font-size:clamp(24px,3.2vw,36px);font-weight:800;}
.rl-section__desc{margin-top:16px;color:var(--t-2);font-size:16px;line-height:1.85;}

/* ============ 按钮 ============ */
.rl-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.02em;
  white-space:nowrap;
  transition:transform .25s ease, box-shadow .3s ease, background .3s ease, color .25s ease, border-color .25s ease;
}
.rl-btn i{font-size:13px;transition:transform .25s ease;}
.rl-btn:hover i{transform:translateX(4px);}
.rl-btn--primary{
  color:#fff;
  background:linear-gradient(135deg,#FF3D5E 0%,#FF6B84 100%);
  box-shadow:0 0 24px rgba(255,61,94,.35);
}
.rl-btn--primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 0 34px rgba(255,61,94,.55);}
.rl-btn--primary:active{transform:scale(.98);}
.rl-btn--ghost{
  color:var(--t-1);
  background:var(--glass);
  border:1px solid var(--c-line-2);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.rl-btn--ghost:hover{color:#fff;transform:translateY(-1px);border-color:rgba(41,224,255,.55);box-shadow:var(--sh-glow-tech);}
.rl-btn--ghost:active{transform:scale(.98);}
.rl-btn--sm{min-height:42px;padding:0 20px;font-size:14px;}
.rl-btn--block{width:100%;}
.rl-btn[disabled],.rl-btn.is-disabled{opacity:.5;filter:saturate(.4);pointer-events:none;}
.rl-link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--c-tech);}
.rl-link-more i{transition:transform .25s ease;font-size:12px;}
.rl-link-more:hover i{transform:translateX(4px);}

/* ============ 顶部导航 ============ */
.rl-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:transparent;
  transition:background .35s ease, box-shadow .35s ease, backdrop-filter .35s ease, border-color .35s ease;
  border-bottom:1px solid transparent;
}
.rl-header.is-scrolled{
  background:rgba(10,17,34,.78);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom-color:var(--c-line);
  box-shadow:0 8px 24px rgba(0,0,0,.35);
}
.rl-header__inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:76px;}
.rl-logo{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.rl-logo__mark{
  width:40px;height:40px;flex:none;
  display:flex;align-items:center;justify-content:center;
  border-radius:12px;
  font-size:18px;font-weight:900;color:#fff;
  background:linear-gradient(140deg,#FF3D5E 0%,#8B1030 100%);
  box-shadow:0 0 20px rgba(255,61,94,.4), inset 0 1px 0 rgba(255,255,255,.35);
}
.rl-logo__text{display:flex;flex-direction:column;line-height:1.25;}
.rl-logo__text strong{font-size:16px;font-weight:800;color:var(--t-1);letter-spacing:.01em;white-space:nowrap;}
.rl-logo__text small{font-size:11px;color:var(--t-3);letter-spacing:.08em;white-space:nowrap;}
.rl-nav{
  display:flex;align-items:center;gap:2px;
  padding:5px;
  border-radius:var(--r-pill);
  background:var(--glass);
  border:1px solid var(--c-line);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
}
.rl-nav a{
  display:inline-flex;align-items:center;
  min-height:38px;padding:0 16px;
  font-size:14px;font-weight:600;color:var(--t-2);
  border-radius:var(--r-pill);
  white-space:nowrap;
  transition:color .25s ease, background .25s ease;
}
.rl-nav a:hover{color:var(--t-1);background:rgba(41,224,255,.10);}
.rl-nav a.is-active{
  color:#04121B;
  background:linear-gradient(135deg,var(--c-tech) 0%,#9BF3FF 100%);
  font-weight:800;
  box-shadow:0 0 18px rgba(41,224,255,.35);
}
.rl-header__cta{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.rl-burger{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  background:var(--glass);
  border:1px solid var(--c-line);
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.rl-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--t-1);transition:transform .3s ease,opacity .3s ease;}
.rl-burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.rl-burger.is-open span:nth-child(2){opacity:0;}
.rl-burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* 移动抽屉 */
.rl-drawer{
  position:fixed;inset:76px 0 0 0;z-index:110;
  background:rgba(5,8,15,.92);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  padding:24px;
  transform:translateY(-12px);
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .3s ease, transform .3s ease, visibility .3s;
  overflow-y:auto;
}
.rl-drawer.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0);}
.rl-drawer__group{margin-bottom:28px;}
.rl-drawer__label{font-size:12px;letter-spacing:.14em;color:var(--t-3);margin-bottom:12px;font-weight:700;}
.rl-drawer__group a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;padding:0 18px;margin-bottom:10px;
  border-radius:14px;
  background:var(--glass);
  border:1px solid var(--c-line);
  color:var(--t-1);font-size:15px;font-weight:600;
}
.rl-drawer__group a.is-active{color:var(--c-tech);border-color:rgba(41,224,255,.45);background:rgba(41,224,255,.10);}
.rl-drawer__group a i{font-size:12px;color:var(--t-3);}

/* ============ Hero ============ */
.rl-hero{position:relative;padding:168px 0 120px;overflow:hidden;}
.rl-hero__media{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.42;
}
.rl-hero__scrim{
  position:absolute;inset:0;
  background:
    linear-gradient(118deg, rgba(5,8,15,.97) 0%, rgba(10,17,34,.90) 44%, rgba(10,17,34,.42) 100%),
    radial-gradient(760px 480px at 86% 18%, rgba(41,224,255,.14), transparent 66%),
    radial-gradient(620px 420px at 8% 92%, rgba(255,61,94,.12), transparent 68%);
}
.rl-hero__grid{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(140,200,255,.05) 1px, transparent 1px),linear-gradient(90deg, rgba(140,200,255,.05) 1px, transparent 1px);
  background-size:32px 32px;
  mask-image:linear-gradient(180deg, rgba(0,0,0,.9), transparent 78%);
  -webkit-mask-image:linear-gradient(180deg, rgba(0,0,0,.9), transparent 78%);
}
.rl-hero__inner{position:relative;z-index:2;}
.rl-hero h1{margin-bottom:22px;}
.rl-hero h1 em{font-style:normal;background:linear-gradient(100deg,var(--c-tech) 0%,var(--c-brand-2) 100%);-webkit-background-clip:text;background-clip:text;color:transparent;}
.rl-hero__sub{font-size:17px;line-height:1.8;color:var(--t-2);max-width:560px;margin-bottom:34px;}
.rl-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px;}
.rl-stats{display:flex;flex-wrap:wrap;gap:16px;}
.rl-stats li{
  min-width:132px;
  padding:16px 20px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--c-line);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
}
.rl-stats b{display:block;font-size:26px;font-weight:900;color:var(--t-1);font-variant-numeric:tabular-nums;line-height:1.2;}
.rl-stats span{display:block;font-size:13px;color:var(--t-3);margin-top:2px;}

/* 玻璃卡 */
.rl-glass{
  position:relative;
  border-radius:20px;
  padding:30px 28px;
  background:var(--glass);
  border:1px solid var(--c-line);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  box-shadow:var(--sh-1);
  overflow:hidden;
}
.rl-glass::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg, transparent, rgba(255,255,255,.42), transparent);
}
.rl-glass__tag{font-size:12px;letter-spacing:.14em;font-weight:700;color:var(--c-gold);}
.rl-glass__title{font-size:20px;font-weight:800;margin:10px 0 6px;}
.rl-glass__note{font-size:14px;color:var(--t-2);margin-bottom:24px;}

.rl-track{height:8px;border-radius:var(--r-pill);background:rgba(255,255,255,.08);overflow:hidden;}
.rl-track__fill{
  position:relative;height:100%;border-radius:var(--r-pill);
  background:linear-gradient(90deg,var(--c-tech) 0%,var(--c-brand) 100%);
  overflow:hidden;
}
.rl-track__fill::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg, transparent, rgba(255,255,255,.6), transparent);
  transform:translateX(-100%);
  animation:rl-sheen 2.8s linear infinite;
}
@keyframes rl-sheen{to{transform:translateX(100%);}}
.rl-track__meta{display:flex;justify-content:space-between;font-size:13px;color:var(--t-3);margin-top:10px;font-variant-numeric:tabular-nums;}

.rl-milestones{display:flex;align-items:flex-start;justify-content:space-between;gap:8px;margin-top:26px;position:relative;}
.rl-milestones::before{
  content:"";position:absolute;top:16px;left:16px;right:16px;height:1px;
  background:linear-gradient(90deg, rgba(41,224,255,.5), rgba(255,61,94,.5));
}
.rl-milestones li{position:relative;z-index:1;text-align:center;flex:1;}
.rl-milestones li b{
  display:flex;align-items:center;justify-content:center;
  width:32px;height:32px;margin:0 auto 10px;
  border-radius:50%;
  font-size:13px;font-weight:800;color:var(--t-2);
  background:var(--c-elev);
  border:1px solid var(--c-line-2);
  font-variant-numeric:tabular-nums;
}
.rl-milestones li.is-done b{color:#04121B;background:linear-gradient(135deg,var(--c-tech),#9BF3FF);border-color:transparent;box-shadow:0 0 16px rgba(41,224,255,.4);}
.rl-milestones li span{display:block;font-size:12px;color:var(--t-3);line-height:1.5;}

/* ============ 玩法四步 ============ */
.rl-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.rl-step{
  position:relative;padding:32px 24px 28px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--c-line);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:var(--sh-1);
  transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.rl-step:hover{transform:translateY(-2px);border-color:rgba(41,224,255,.35);box-shadow:var(--sh-2);}
.rl-step__no{
  width:38px;height:38px;display:flex;align-items:center;justify-content:center;
  border-radius:50%;font-size:15px;font-weight:900;
  color:#04121B;background:linear-gradient(135deg,var(--c-tech),#9BF3FF);
  box-shadow:0 0 18px rgba(41,224,255,.45);
  font-variant-numeric:tabular-nums;
}
.rl-step__line{position:absolute;top:50px;right:-12px;width:24px;height:1px;background:linear-gradient(90deg,rgba(41,224,255,.6),transparent);}
.rl-step:last-child .rl-step__line{display:none;}
.rl-step h3{margin:20px 0 10px;font-size:19px;}
.rl-step p{font-size:15px;color:var(--t-2);line-height:1.8;}

/* ============ 奖励 Bento ============ */
.rl-bento{display:grid;grid-template-columns:repeat(6,1fr);gap:20px;}
.rl-reward{
  position:relative;overflow:hidden;
  border-radius:var(--r-card);
  padding:30px 28px;
  background:var(--glass);
  border:1px solid var(--c-line);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:var(--sh-1);
  transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.rl-reward:hover{transform:translateY(-2px);border-color:rgba(255,196,107,.45);box-shadow:var(--sh-2);}
.rl-reward:nth-child(1){grid-column:span 4;}
.rl-reward:nth-child(2){grid-column:span 2;}
.rl-reward:nth-child(3){grid-column:span 2;}
.rl-reward:nth-child(4){grid-column:span 4;}
.rl-reward__badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;letter-spacing:.04em;
  color:var(--c-gold);
  background:rgba(255,196,107,.10);
  border:1px solid rgba(255,196,107,.34);
}
.rl-reward__num{font-size:40px;font-weight:900;line-height:1.1;color:var(--t-1);font-variant-numeric:tabular-nums;margin:18px 0 6px;}
.rl-reward__num small{font-size:15px;font-weight:600;color:var(--t-3);margin-left:6px;}
.rl-reward h3{margin:16px 0 10px;font-size:20px;}
.rl-reward p{font-size:15px;color:var(--t-2);line-height:1.8;}
.rl-reward__list{margin-top:20px;display:flex;flex-direction:column;gap:10px;}
.rl-reward__list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--t-2);line-height:1.7;}
.rl-reward__list li i{color:var(--c-tech);font-size:12px;margin-top:8px;flex:none;}
.rl-reward--media{padding:0;display:flex;flex-direction:column;justify-content:flex-end;min-height:260px;}
.rl-reward--media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42;}
.rl-reward--media .rl-reward__overlay{
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(5,8,15,.35) 0%, rgba(5,8,15,.92) 100%);
}
.rl-reward--media .rl-reward__body{position:relative;z-index:2;padding:30px 28px;}

/* ============ 进度轨道 + 里程碑 ============ */
.rl-road{position:relative;padding-top:12px;}
.rl-road__rail{height:6px;border-radius:var(--r-pill);background:rgba(255,255,255,.07);overflow:hidden;margin-bottom:44px;}
.rl-road__rail span{display:block;height:100%;width:72%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-tech),var(--c-brand));}
.rl-road__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.rl-road__item{padding:26px 22px;border-radius:var(--r-card);background:rgba(255,255,255,.035);border:1px solid var(--c-line);transition:transform .3s ease,border-color .3s ease,background .3s ease;}
.rl-road__item:hover{transform:translateY(-2px);border-color:var(--c-line-2);background:var(--glass);}
.rl-road__item b{display:block;font-size:13px;letter-spacing:.1em;color:var(--c-tech);font-weight:700;margin-bottom:10px;font-variant-numeric:tabular-nums;}
.rl-road__item h4{font-size:17px;font-weight:700;margin-bottom:8px;}
.rl-road__item p{font-size:14px;color:var(--t-2);line-height:1.75;}

/* ============ 资讯列表 ============ */
.rl-chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:36px;}
.rl-chips a{
  display:inline-flex;align-items:center;min-height:38px;padding:0 18px;
  font-size:14px;font-weight:600;color:var(--t-2);
  border-radius:var(--r-pill);
  background:var(--glass);
  border:1px solid var(--c-line);
  transition:color .25s ease, border-color .25s ease, background .25s ease;
}
.rl-chips a:hover{color:var(--c-tech);border-color:rgba(41,224,255,.45);background:rgba(41,224,255,.08);}
.rl-news__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rl-card{
  position:relative;display:flex;flex-direction:column;
  border-radius:var(--r-card);overflow:hidden;
  background:var(--glass);
  border:1px solid var(--c-line);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:var(--sh-1);
  transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.rl-card:hover{transform:translateY(-2px);border-color:rgba(41,224,255,.35);box-shadow:var(--sh-2);}
.rl-card__media{position:relative;aspect-ratio:16 / 9;overflow:hidden;background:linear-gradient(135deg,#131E33,#0A1122);}
.rl-card__media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease-out;}
.rl-card:hover .rl-card__media img{transform:scale(1.03);}
.rl-card__body{padding:22px;display:flex;flex-direction:column;flex:1;}
.rl-badge{
  align-self:flex-start;
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;letter-spacing:.04em;
  color:var(--c-tech);
  background:rgba(41,224,255,.12);
  border:1px solid rgba(41,224,255,.26);
}
.rl-card__title{font-size:17px;font-weight:700;line-height:1.55;margin:14px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rl-card__desc{font-size:14px;color:var(--t-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;flex:1;}
.rl-card__foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:20px;padding-top:16px;border-top:1px solid var(--c-line);}
.rl-card__time{font-size:13px;color:var(--t-3);font-variant-numeric:tabular-nums;}
.rl-card__link{font-size:13px;font-weight:700;color:var(--c-tech);display:inline-flex;align-items:center;gap:6px;}
.rl-card__link i{transition:transform .25s ease;font-size:11px;}
.rl-card:hover .rl-card__link i{transform:translateX(4px);}
.rl-card__hit{position:absolute;inset:0;z-index:3;}

.rl-empty{
  grid-column:1 / -1;
  text-align:center;
  padding:64px 24px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px dashed var(--c-line-2);
}
.rl-empty__icon{
  width:64px;height:64px;margin:0 auto 20px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  font-size:24px;color:var(--c-tech);
  background:rgba(41,224,255,.10);
  border:1px solid rgba(41,224,255,.26);
}
.rl-empty p{font-size:15px;color:var(--t-2);margin-bottom:22px;}

/* ============ FAQ ============ */
.rl-faq-wp{max-width:880px;margin:0 auto;}
.rl-faq{display:flex;flex-direction:column;gap:12px;}
.rl-faq .accordion-item{
  border:1px solid var(--c-line) !important;
  border-radius:var(--r-card) !important;
  background:var(--glass) !important;
  overflow:hidden;
  transition:border-color .3s ease, box-shadow .3s ease;
}
.rl-faq .accordion-item:hover{border-color:var(--c-line-2) !important;}
.rl-faq .accordion-title{
  position:relative;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:22px 26px 22px 30px !important;
  font-size:18px !important;font-weight:700 !important;
  color:var(--t-1) !important;
  border:0 !important;
  background:transparent !important;
  line-height:1.5;
}
.rl-faq .accordion-title::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;
  border-radius:3px;background:transparent;transition:background .3s ease, box-shadow .3s ease;
}
.rl-faq .accordion-item.is-active .accordion-title::before{background:linear-gradient(180deg,var(--c-tech),var(--c-brand));box-shadow:0 0 14px rgba(41,224,255,.55);}
.rl-faq .accordion-title::after{
  content:"\f107";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:14px;color:var(--t-3);flex:none;
  transition:transform .3s ease, color .3s ease;
}
.rl-faq .accordion-item.is-active .accordion-title::after{transform:rotate(180deg);color:var(--c-tech);}
.rl-faq .accordion-content{
  padding:0 26px 24px 30px !important;
  border:0 !important;
  background:transparent !important;
  color:var(--t-2) !important;
  font-size:15px;line-height:1.85;
}

/* ============ CTA ============ */
.rl-cta{position:relative;overflow:hidden;padding:96px 0;}
.rl-cta__media{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;opacity:.30;}
.rl-cta__scrim{position:absolute;inset:0;background:linear-gradient(120deg, rgba(5,8,15,.95) 0%, rgba(10,17,34,.86) 55%, rgba(255,61,94,.18) 100%);}
.rl-cta__panel{
  position:relative;z-index:2;
  border-radius:24px;
  padding:56px 48px;
  text-align:center;
  background:var(--glass);
  border:1px solid var(--c-line-2);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  box-shadow:var(--sh-2);
  overflow:hidden;
}
.rl-cta__panel::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.45),transparent);}
.rl-cta h2{margin-bottom:16px;}
.rl-cta p{color:var(--t-2);font-size:16px;max-width:640px;margin:0 auto 32px;}
.rl-cta__points{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-top:32px;}
.rl-cta__points li{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:var(--r-pill);
  font-size:14px;color:var(--t-2);
  background:rgba(255,255,255,.04);
  border:1px solid var(--c-line);
}
.rl-cta__points li i{color:var(--c-tech);font-size:12px;}

/* ============ 页脚 ============ */
.rl-footer{position:relative;padding:72px 0 32px;background:rgba(5,8,15,.72);}
.rl-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg, transparent, rgba(41,224,255,.45), rgba(255,61,94,.45), transparent);
}
.rl-footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.rl-footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.rl-footer__brand .rl-logo__mark{width:36px;height:36px;border-radius:11px;font-size:16px;}
.rl-footer__brand strong{font-size:16px;font-weight:800;}
.rl-footer__desc{font-size:14px;color:var(--t-2);line-height:1.85;max-width:360px;}
.rl-footer h4{font-size:14px;font-weight:800;color:var(--t-1);margin-bottom:20px;letter-spacing:.04em;}
.rl-footer ul li{margin-bottom:12px;}
.rl-footer ul a{font-size:14px;color:var(--t-2);}
.rl-footer ul a:hover{color:var(--c-tech);}
.rl-footer__note{font-size:14px;color:var(--t-2);line-height:1.9;}
.rl-footer__note span{color:var(--t-3);}
.rl-footer__bottom{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  padding-top:24px;border-top:1px solid var(--c-line);
  font-size:13px;color:var(--t-3);
}

/* ============ 响应式 ============ */
@media screen and (max-width:1219px){
  .rl-nav a{padding:0 12px;font-size:13px;}
  .rl-logo__text small{display:none;}
}
@media screen and (max-width:1023px){
  .rl-nav{display:none;}
  .rl-burger{display:flex;}
  .rl-header__cta .rl-btn{display:none;}
  .rl-hero{padding:140px 0 88px;}
  .rl-section{padding:72px 0;}
  .rl-section__head{margin-bottom:36px;}
  .rl-steps{grid-template-columns:repeat(2,1fr);}
  .rl-step__line{display:none;}
  .rl-bento{grid-template-columns:repeat(2,1fr);}
  .rl-reward:nth-child(1),.rl-reward:nth-child(2),.rl-reward:nth-child(3),.rl-reward:nth-child(4){grid-column:span 1;}
  .rl-reward:nth-child(1),.rl-reward:nth-child(2){grid-column:span 1;}
  .rl-road__grid{grid-template-columns:repeat(2,1fr);}
  .rl-news__grid{grid-template-columns:repeat(2,1fr);}
  .rl-footer__grid{grid-template-columns:1fr 1fr;gap:32px;}
  .rl-cta__panel{padding:44px 28px;}
}
@media screen and (max-width:639px){
  .rl-container{padding-left:16px;padding-right:16px;}
  body{font-size:15px;}
  .rl-header__inner{min-height:68px;}
  .rl-drawer{inset:68px 0 0 0;padding:20px 16px;}
  .rl-logo__mark{width:36px;height:36px;font-size:16px;border-radius:11px;}
  .rl-logo__text strong{font-size:15px;}
  .rl-hero{padding:120px 0 72px;}
  .rl-hero__sub{font-size:16px;margin-bottom:28px;}
  .rl-hero__actions .rl-btn{width:100%;}
  .rl-stats{gap:12px;}
  .rl-stats li{flex:1 1 calc(50% - 6px);min-width:0;padding:14px 16px;}
  .rl-stats b{font-size:22px;}
  .rl-section{padding:56px 0;}
  .rl-section--tight{padding:48px 0;}
  .rl-steps{grid-template-columns:1fr;}
  .rl-bento{grid-template-columns:1fr;}
  .rl-reward{padding:26px 20px;}
  .rl-reward__num{font-size:32px;}
  .rl-road__grid{grid-template-columns:1fr;}
  .rl-news__grid{grid-template-columns:1fr;}
  .rl-faq .accordion-title{font-size:16px !important;padding:18px 18px 18px 24px !important;}
  .rl-faq .accordion-content{padding:0 18px 20px 24px !important;}
  .rl-cta{padding:64px 0;}
  .rl-cta__panel{padding:36px 20px;border-radius:20px;}
  .rl-cta__points li{width:100%;justify-content:flex-start;}
  .rl-footer{padding:56px 0 28px;}
  .rl-footer__grid{grid-template-columns:1fr;gap:32px;padding-bottom:36px;}
  .rl-footer__bottom{flex-direction:column;align-items:flex-start;}
}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --c-void:#05080F;
  --c-deep:#0A1122;
  --c-elev:#101A30;
  --c-brand:#FF3D5E;
  --c-tech:#29E0FF;
  --c-gold:#FFC46B;
  --c-ok:#35E8B0;
  --t-main:#E9F0FB;
  --t-sub:#9FB0CC;
  --t-mute:#6C7C99;
  --c-line:rgba(140,200,255,.16);
  --c-line-2:rgba(140,200,255,.30);
  --glass:rgba(255,255,255,.055);
  --glass-2:rgba(255,255,255,.09);
  --sh-1:0 8px 24px rgba(0,0,0,.35);
  --sh-2:0 16px 40px rgba(0,0,0,.45);
  --glow-brand:0 0 24px rgba(255,61,94,.35);
  --glow-tech:0 0 24px rgba(41,224,255,.28);
  --r-card:16px;
  --r-img:14px;
  --r-in:12px;
  --r-pill:999px;
  --s1:4px;--s2:8px;--s3:12px;--s4:16px;--s5:24px;--s6:32px;--s7:48px;--s8:64px;--s9:96px;
  --maxw:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  color:var(--t-main);
  font-family:-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  background-color:var(--c-void);
  background-image:
    radial-gradient(920px 520px at 10% -6%, rgba(41,224,255,.09), transparent 62%),
    radial-gradient(780px 500px at 94% 2%, rgba(255,61,94,.07), transparent 60%),
    linear-gradient(180deg,#05080F 0%,#070C18 45%,#05080F 100%);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(140,200,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(140,200,255,.045) 1px, transparent 1px);
  background-size:32px 32px;
  opacity:.85;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-tech);text-decoration:none;}
a:hover{color:#7fe9ff;}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding-left:1.15em;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
button{cursor:pointer;}
:focus-visible{outline:2px solid var(--c-tech);outline-offset:3px;}
.rl-container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.rl-num{font-variant-numeric:tabular-nums;}
.rl-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

/* ============ 导航 ============ */
.rl-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  border-bottom:1px solid transparent;
  transition:background .3s var(--ease),backdrop-filter .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.rl-header.is-scrolled{
  background:rgba(8,13,26,.74);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  border-bottom-color:var(--c-line);
  box-shadow:0 10px 30px rgba(0,0,0,.35);
}
.rl-header__inner{display:flex;align-items:center;gap:20px;height:72px;}
.rl-logo{
  display:inline-flex;align-items:center;gap:10px;
  color:var(--t-main);font-size:17px;font-weight:800;letter-spacing:.02em;
  text-decoration:none;white-space:nowrap;flex:0 0 auto;
}
.rl-logo:hover{color:var(--t-main);}
.rl-logo__mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--c-brand),#7d1f37);
  color:#fff;font-weight:900;font-size:17px;
  box-shadow:var(--glow-brand);
}
.rl-logo__text{display:inline-block;}
.rl-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.rl-nav a{
  display:inline-flex;align-items:center;height:38px;padding:0 14px;
  border-radius:var(--r-pill);color:var(--t-sub);font-size:14.5px;font-weight:600;
  text-decoration:none;white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);
}
.rl-nav a:hover{color:var(--t-main);background:var(--glass);}
.rl-nav a.is-active{
  color:var(--c-tech);background:rgba(41,224,255,.13);
  box-shadow:inset 0 0 0 1px rgba(41,224,255,.32);
}
.rl-header__cta{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.rl-burger{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--c-line);background:var(--glass);color:var(--t-main);
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
  transition:background .2s var(--ease),border-color .2s var(--ease);
}
.rl-burger:hover{background:var(--glass-2);border-color:var(--c-line-2);}
.rl-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--t-main);}
.rl-drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:70;
  width:min(360px,86vw);
  padding:22px 22px 28px;
  background:rgba(9,14,28,.94);
  -webkit-backdrop-filter:blur(22px);
  backdrop-filter:blur(22px);
  border-left:1px solid var(--c-line);
  transform:translateX(102%);
  transition:transform .32s var(--ease);
  display:flex;flex-direction:column;gap:20px;
  overflow-y:auto;
}
.rl-drawer.is-open{transform:translateX(0);}
.rl-drawer__head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.rl-drawer__close{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--c-line);
  background:var(--glass);color:var(--t-main);font-size:18px;line-height:1;
}
.rl-drawer__group{padding-top:16px;border-top:1px solid var(--c-line);}
.rl-drawer__group p{font-size:12px;letter-spacing:.14em;color:var(--t-mute);margin-bottom:10px;}
.rl-drawer__group a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 4px;color:var(--t-main);font-size:15.5px;font-weight:600;
  border-bottom:1px dashed rgba(140,200,255,.12);
}
.rl-drawer__group a:last-child{border-bottom:0;}
.rl-drawer__group a:hover{color:var(--c-tech);}
.rl-drawer__group a.is-active{color:var(--c-tech);}
.rl-drawer__foot{margin-top:auto;display:grid;gap:12px;}
.rl-mask{
  position:fixed;inset:0;z-index:65;background:rgba(4,7,14,.62);
  opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s var(--ease);
}
.rl-mask.is-open{opacity:1;visibility:visible;}

/* ============ 按钮 ============ */
.rl-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.02em;text-decoration:none;
  border:1px solid transparent;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease),color .25s var(--ease);
}
.rl-btn--primary{
  background:linear-gradient(120deg,#FF3D5E 0%,#FF6B84 52%,#FF3D5E 100%);
  color:#fff;box-shadow:var(--glow-brand);
}
.rl-btn--primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 0 36px rgba(255,61,94,.55);}
.rl-btn--primary:active{transform:scale(.98);}
.rl-btn--ghost{
  background:var(--glass);color:var(--t-main);border-color:var(--c-line);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
}
.rl-btn--ghost:hover{color:var(--t-main);border-color:var(--c-line-2);background:var(--glass-2);transform:translateY(-1px);}
.rl-btn--sm{height:42px;padding:0 20px;font-size:14px;}
.rl-btn--block{width:100%;}
.rl-linkmore{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--c-tech);
}
.rl-linkmore::after{content:"→";transition:transform .25s var(--ease);}
.rl-linkmore:hover::after{transform:translateX(4px);}

/* ============ 徽章 / 标签 ============ */
.rl-badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:700;letter-spacing:.04em;
  background:rgba(41,224,255,.12);color:var(--c-tech);
  border:1px solid rgba(41,224,255,.24);
}
.rl-badge--gold{
  background:rgba(255,196,107,.10);color:var(--c-gold);border-color:rgba(255,196,107,.34);
}
.rl-badge--plain{background:var(--glass);color:var(--t-sub);border-color:var(--c-line);}

/* ============ 文章头 ============ */
.rl-arthead{position:relative;padding:132px 0 48px;overflow:hidden;}
.rl-arthead__bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
  opacity:.34;
}
.rl-arthead::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,8,15,.70) 0%,rgba(5,8,15,.92) 62%,var(--c-void) 100%);
}
.rl-arthead__inner{position:relative;z-index:2;}
.rl-crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13.5px;color:var(--t-mute);margin-bottom:22px;
}
.rl-crumb a{color:var(--t-sub);}
.rl-crumb a:hover{color:var(--c-tech);}
.rl-crumb__sep{color:rgba(140,200,255,.35);}
.rl-crumb__current{color:var(--t-main);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.rl-arthead__grid{display:grid;grid-template-columns:minmax(0,1fr);gap:40px;align-items:start;}
.rl-arthead h1{
  font-size:clamp(28px,4.4vw,46px);font-weight:900;line-height:1.28;letter-spacing:0;
  margin:18px 0 20px;color:#fff;
}
.rl-arthead__lead{color:var(--t-sub);font-size:16.5px;max-width:660px;}
.rl-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  margin-top:24px;padding-top:20px;border-top:1px solid var(--c-line);
  font-size:13.5px;color:var(--t-mute);
}
.rl-meta__item{display:inline-flex;align-items:center;gap:7px;}
.rl-meta__dot{width:7px;height:7px;border-radius:50%;background:var(--c-tech);box-shadow:0 0 10px rgba(41,224,255,.8);}
.rl-cover{
  margin-top:28px;border-radius:var(--r-img);overflow:hidden;
  border:1px solid var(--c-line);box-shadow:var(--sh-1);
  background:linear-gradient(120deg,rgba(255,255,255,.05),rgba(255,255,255,.02));
  aspect-ratio:4/3;
}
.rl-cover img{width:100%;height:100%;object-fit:cover;}
.rl-arthead__side{
  border:1px solid var(--c-line);border-radius:var(--r-card);
  background:linear-gradient(160deg,rgba(255,255,255,.075),rgba(255,255,255,.03));
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  padding:24px;box-shadow:var(--sh-1);
}
.rl-arthead__side h2{font-size:16px;font-weight:800;margin-bottom:14px;color:var(--t-main);}
.rl-arthead__side ul{list-style:none;padding:0;margin:0;display:grid;gap:14px;}
.rl-arthead__side li{display:flex;gap:12px;font-size:14px;color:var(--t-sub);line-height:1.7;}
.rl-arthead__side b{
  flex:0 0 auto;width:26px;height:26px;border-radius:9px;display:grid;place-items:center;
  font-size:12.5px;color:var(--c-tech);background:rgba(41,224,255,.12);
  border:1px solid rgba(41,224,255,.24);font-variant-numeric:tabular-nums;
}
.rl-arthead__side .rl-btn{margin-top:20px;}

/* ============ 正文 ============ */
.rl-artbody{padding:56px 0 24px;}
.rl-article__layout{
  display:grid;grid-template-columns:minmax(0,1fr);gap:48px;
  max-width:1160px;margin:0 auto;
}
.rl-article__main{width:100%;max-width:820px;margin:0 auto;}
.rl-prose-card{
  border:1px solid var(--c-line);border-radius:var(--r-card);
  background:linear-gradient(165deg,rgba(255,255,255,.058),rgba(255,255,255,.022));
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  box-shadow:var(--sh-1);
  padding:clamp(20px,3.6vw,46px);
}
.rl-prose{max-width:760px;margin:0 auto;font-size:16px;line-height:1.9;letter-spacing:.01em;color:#DCE6F5;}
.rl-prose>p{margin:0 0 1.2em;}
.rl-prose p{margin:0 0 1.2em;}
.rl-prose h2{
  position:relative;font-size:clamp(21px,2.5vw,28px);font-weight:800;line-height:1.4;
  margin:2.1em 0 .85em;padding-left:18px;color:#fff;
}
.rl-prose h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--c-tech),var(--c-brand));
  box-shadow:0 0 14px rgba(41,224,255,.5);
}
.rl-prose h3{
  position:relative;font-size:19.5px;font-weight:700;line-height:1.5;color:#fff;
  margin:1.8em 0 .7em;padding-left:20px;
}
.rl-prose h3::before{
  content:"";position:absolute;left:0;top:.62em;width:9px;height:9px;border-radius:3px;
  background:var(--c-gold);box-shadow:0 0 10px rgba(255,196,107,.6);
}
.rl-prose h4{font-size:17px;font-weight:700;margin:1.5em 0 .6em;color:#fff;}
.rl-prose ul,.rl-prose ol{margin:0 0 1.3em;padding-left:1.35em;}
.rl-prose li{margin-bottom:.55em;}
.rl-prose ul li::marker{color:var(--c-tech);}
.rl-prose ol li::marker{color:var(--c-gold);font-weight:700;}
.rl-prose strong{color:#fff;font-weight:700;}
.rl-prose em{color:var(--c-gold);font-style:normal;}
.rl-prose a{
  color:var(--c-tech);text-decoration:underline;
  text-decoration-color:rgba(41,224,255,.45);text-underline-offset:3px;
}
.rl-prose a:hover{color:#8feeff;text-decoration-color:var(--c-tech);}
.rl-prose blockquote{
  margin:1.6em 0;padding:18px 22px;border-radius:12px;
  border-left:3px solid var(--c-tech);
  background:rgba(41,224,255,.07);color:var(--t-sub);
}
.rl-prose blockquote p:last-child{margin-bottom:0;}
.rl-prose figure{margin:1.8em 0;}
.rl-prose img{border-radius:var(--r-img);border:1px solid var(--c-line);width:100%;}
.rl-prose figcaption{font-size:13px;color:var(--t-mute);text-align:center;margin-top:10px;}
.rl-prose hr{border:0;height:1px;margin:2.2em 0;background:linear-gradient(90deg,transparent,var(--c-line-2),transparent);}
.rl-prose code{
  font-size:14px;padding:2px 7px;border-radius:6px;
  background:rgba(41,224,255,.10);color:var(--c-tech);
}
.rl-prose table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:14.5px;}
.rl-prose th,.rl-prose td{border:1px solid var(--c-line);padding:10px 14px;text-align:left;}
.rl-prose th{background:rgba(255,255,255,.05);color:#fff;}
.rl-empty{
  text-align:center;padding:56px 20px;
}
.rl-empty__mark{
  width:64px;height:64px;margin:0 auto 18px;border-radius:20px;display:grid;place-items:center;
  font-size:26px;color:var(--c-tech);background:rgba(41,224,255,.10);
  border:1px solid rgba(41,224,255,.26);
}
.rl-empty h2{font-size:20px;font-weight:800;color:#fff;margin-bottom:10px;}
.rl-empty p{color:var(--t-sub);margin-bottom:22px;}
.rl-toc{display:none;}
.rl-toc__title{font-size:12px;letter-spacing:.16em;color:var(--t-mute);margin-bottom:12px;}
.rl-toc ul{list-style:none;padding:0;margin:0;display:grid;gap:2px;border-left:1px solid var(--c-line);}
.rl-toc li a{
  display:block;padding:7px 0 7px 14px;font-size:13.5px;color:var(--t-sub);
  border-left:2px solid transparent;margin-left:-1px;line-height:1.6;
}
.rl-toc li a:hover{color:var(--c-tech);border-left-color:var(--c-tech);}
.rl-articleend{
  display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;
}

/* ============ 通用板块 ============ */
.rl-section{padding:64px 0;}
.rl-section__head{max-width:720px;margin-bottom:36px;}
.rl-section__eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.18em;color:var(--c-tech);
  margin-bottom:12px;
}
.rl-section__head h2{font-size:clamp(23px,3vw,32px);font-weight:800;line-height:1.35;color:#fff;margin-bottom:12px;}
.rl-section__head p{color:var(--t-sub);font-size:15.5px;}

/* 核对要点 */
.rl-check__grid{display:grid;grid-template-columns:minmax(0,1fr);gap:20px;}
.rl-check__card{
  border:1px solid var(--c-line);border-radius:var(--r-card);
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.022));
  padding:26px;box-shadow:var(--sh-1);
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.rl-check__card:hover{transform:translateY(-2px);border-color:var(--c-line-2);box-shadow:var(--sh-2);}
.rl-check__num{
  font-size:13px;font-weight:800;color:var(--c-gold);
  letter-spacing:.12em;font-variant-numeric:tabular-nums;
}
.rl-check__card h3{font-size:18.5px;font-weight:800;color:#fff;margin:12px 0 10px;}
.rl-check__card p{color:var(--t-sub);font-size:14.5px;}

/* 继续了解 */
.rl-related__grid{display:grid;grid-template-columns:minmax(0,1fr);gap:22px;}
.rl-card{
  display:flex;flex-direction:column;overflow:hidden;
  border:1px solid var(--c-line);border-radius:var(--r-card);
  background:linear-gradient(165deg,rgba(255,255,255,.058),rgba(255,255,255,.02));
  box-shadow:var(--sh-1);text-decoration:none;color:inherit;
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.rl-card:hover{transform:translateY(-2px);border-color:var(--c-line-2);box-shadow:var(--sh-2);color:inherit;}
.rl-card__thumb{
  aspect-ratio:16/9;overflow:hidden;background:rgba(255,255,255,.05);
  border-bottom:1px solid var(--c-line);
}
.rl-card__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.rl-card:hover .rl-card__thumb img{transform:scale(1.03);}
.rl-card__body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.rl-card__body h3{font-size:18px;font-weight:800;color:#fff;line-height:1.5;}
.rl-card__body p{font-size:14.5px;color:var(--t-sub);flex:1;}

/* CTA */
.rl-cta{position:relative;margin:24px 0 0;padding:0;}
.rl-cta__panel{
  position:relative;overflow:hidden;border-radius:24px;
  border:1px solid var(--c-line);box-shadow:var(--sh-1);
  padding:clamp(28px,5vw,64px);
  background-image:url(/assets/images/backpic/back-3.png);
  background-size:cover;background-position:center;
}
.rl-cta__panel::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(6,10,20,.94) 0%,rgba(10,17,34,.86) 55%,rgba(255,61,94,.28) 100%);
}
.rl-cta__inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr);gap:28px;align-items:center;}
.rl-cta__inner h2{font-size:clamp(22px,3vw,32px);font-weight:800;color:#fff;line-height:1.4;margin-bottom:14px;}
.rl-cta__inner p{color:#C6D3E8;max-width:620px;}
.rl-cta__list{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:10px;}
.rl-cta__list li{display:flex;gap:10px;align-items:flex-start;color:#C6D3E8;font-size:14.5px;}
.rl-cta__list li::before{
  content:"";flex:0 0 auto;width:7px;height:7px;margin-top:9px;border-radius:50%;
  background:var(--c-tech);box-shadow:0 0 10px rgba(41,224,255,.8);
}
.rl-cta__actions{display:grid;gap:12px;}
.rl-cta__actions small{color:var(--t-mute);font-size:12.5px;}

/* ============ 页脚 ============ */
.rl-footer{
  margin-top:72px;padding:56px 0 26px;
  border-top:1px solid var(--c-line);
  background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(5,8,15,0));
  position:relative;
}
.rl-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(41,224,255,.55),rgba(255,61,94,.45),transparent);
}
.rl-footer__grid{display:grid;grid-template-columns:minmax(0,1fr);gap:34px;}
.rl-footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.rl-footer__brand strong{font-size:16.5px;color:#fff;letter-spacing:.02em;}
.rl-footer__desc{font-size:14px;color:var(--t-sub);max-width:420px;}
.rl-footer h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:14px;letter-spacing:.06em;}
.rl-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:10px;}
.rl-footer ul a{color:var(--t-sub);font-size:14px;}
.rl-footer ul a:hover{color:var(--c-tech);}
.rl-footer__note{font-size:13.5px;color:var(--t-mute);line-height:1.9;}
.rl-footer__note span{color:var(--t-sub);}
.rl-footer__bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid var(--c-line);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:var(--t-mute);
}

/* ============ 响应式 ============ */
@media (min-width:640px){
  .rl-check__grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .rl-related__grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .rl-arthead__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
  .rl-footer__grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .rl-cta__actions{grid-template-columns:auto;justify-items:start;}
}
@media (min-width:1024px){
  .rl-section{padding:96px 0;}
  .rl-artbody{padding:72px 0 32px;}
  .rl-check__grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .rl-related__grid{grid-template-columns:repeat(4,minmax(0,1fr));}
  .rl-arthead__grid{grid-template-columns:1.15fr .85fr;gap:40px;}
  .rl-footer__grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
  .rl-cta__inner{grid-template-columns:minmax(0,1fr) auto;}
  .rl-cta__actions{justify-items:stretch;}
}
@media (min-width:1280px){
  .rl-article__layout{grid-template-columns:minmax(0,1fr) 208px;}
  .rl-toc{display:block;align-self:start;position:sticky;top:104px;}
}
@media (max-width:1023px){
  .rl-nav{display:none;}
  .rl-burger{display:inline-flex;}
  .rl-header__cta .rl-btn{display:none;}
}
@media (max-width:639px){
  .rl-container{padding:0 16px;}
  .rl-header__inner{height:64px;gap:12px;}
  .rl-logo{font-size:15px;}
  .rl-logo__text{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
  .rl-arthead{padding:104px 0 32px;}
  .rl-crumb__current{max-width:180px;}
  .rl-btn{height:44px;padding:0 20px;font-size:14.5px;}
  .rl-cta__panel{border-radius:18px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --c-void:#05080F;
  --c-deep:#0A1122;
  --c-elev:#101A30;
  --c-brand:#FF3D5E;
  --c-tech:#29E0FF;
  --c-gold:#FFC46B;
  --c-ok:#35E8B0;
  --t-1:#E9F0FB;
  --t-2:#9FB0CC;
  --t-3:#6C7C99;
  --c-line:rgba(140,200,255,.16);
  --glass:rgba(255,255,255,.055);
  --r-card:16px;
  --r-img:14px;
  --r-input:12px;
  --r-pill:999px;
  --shadow-1:0 8px 24px rgba(0,0,0,.35);
  --shadow-2:0 16px 40px rgba(0,0,0,.45);
  --glow-brand:0 0 24px rgba(255,61,94,.35);
  --glow-tech:0 0 22px rgba(41,224,255,.32);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:104px}
body{
  margin:0;
  padding:0;
  background-color:var(--c-void);
  background-image:
    radial-gradient(900px 540px at 10% -10%, rgba(41,224,255,.09), transparent 62%),
    radial-gradient(780px 500px at 94% 4%, rgba(255,61,94,.07), transparent 60%);
  background-repeat:no-repeat;
  color:var(--t-1);
  font-family:-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(140,200,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(140,200,255,.05) 1px, transparent 1px);
  background-size:32px 32px;
  opacity:.55;
  -webkit-mask-image:radial-gradient(1100px 700px at 50% 0%, #000 8%, transparent 78%);
  mask-image:radial-gradient(1100px 700px at 50% 0%, #000 8%, transparent 78%);
}
header,main,footer{position:relative;z-index:1}
img{max-width:100%;display:block;border:0}
a{color:var(--c-tech);text-decoration:none;transition:color .25s ease}
a:hover{color:#8bf2ff}
h1,h2,h3,h4{margin:0;color:var(--t-1);font-weight:800;letter-spacing:.01em;line-height:1.3}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--c-tech);outline-offset:3px;border-radius:6px}
.rl-container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.rl-row{margin-left:-16px;margin-right:-16px}
.rl-row > .cell{padding-left:16px;padding-right:16px;margin-bottom:32px}
.rl-row--tight > .cell{margin-bottom:16px}
.rl-row--flush > .cell{margin-bottom:0}

/* 顶栏 */
.rl-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:60;
  border-bottom:1px solid transparent;
  transition:background .3s ease, box-shadow .3s ease, border-color .3s ease, backdrop-filter .3s ease;
}
.rl-header.is-solid{
  background:rgba(8,14,28,.8);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  border-bottom-color:var(--c-line);
  box-shadow:0 10px 34px rgba(0,0,0,.45);
}
.rl-header__inner{display:flex;align-items:center;gap:20px;min-height:74px}
.rl-logo{display:flex;align-items:center;gap:10px;color:var(--t-1);font-weight:800;font-size:17px;letter-spacing:.01em;white-space:nowrap}
.rl-logo:hover{color:#fff}
.rl-logo__mark{
  width:34px;height:34px;flex:0 0 34px;
  display:grid;place-items:center;
  border-radius:11px;
  background:linear-gradient(135deg,var(--c-brand),#ff8ba0);
  color:#fff;font-size:16px;font-weight:800;
  box-shadow:var(--glow-brand);
}
.rl-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.rl-nav a{
  padding:9px 15px;
  border-radius:var(--r-pill);
  color:var(--t-2);
  font-size:14.5px;
  white-space:nowrap;
  transition:color .25s ease, background .25s ease, box-shadow .25s ease;
}
.rl-nav a:hover{color:#fff;background:rgba(255,255,255,.07)}
.rl-nav a.is-active{
  color:#04141c;
  font-weight:700;
  background:linear-gradient(135deg,var(--c-tech),#93f3ff);
  box-shadow:var(--glow-tech);
}
.rl-header__cta{margin-left:16px}
.rl-burger{
  display:none;
  width:44px;height:44px;
  margin-left:auto;
  border-radius:12px;
  border:1px solid var(--c-line);
  background:var(--glass);
  color:var(--t-1);
  font-size:17px;
  align-items:center;justify-content:center;
}
.rl-burger:hover{border-color:rgba(41,224,255,.4);color:#fff}
.rl-drawer{
  position:fixed;
  top:0;right:0;bottom:0;
  width:min(86vw,368px);
  z-index:80;
  padding:92px 22px 34px;
  background:rgba(10,17,34,.94);
  -webkit-backdrop-filter:blur(22px);
  backdrop-filter:blur(22px);
  border-left:1px solid var(--c-line);
  transform:translateX(100%);
  transition:transform .35s cubic-bezier(.22,.61,.36,1);
  overflow-y:auto;
}
.rl-drawer.is-open{transform:translateX(0)}
.rl-drawer__title{font-size:13px;color:var(--t-3);letter-spacing:.14em;margin-bottom:14px}
.rl-drawer a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;
  padding:0 14px;
  margin-bottom:8px;
  border-radius:12px;
  border:1px solid transparent;
  color:var(--t-2);
  font-size:15px;
}
.rl-drawer a:hover,.rl-drawer a.is-active{
  color:#fff;background:rgba(41,224,255,.1);border-color:rgba(41,224,255,.28);
}
.rl-drawer__cta{margin-top:20px}
.rl-drawer__mask{
  position:fixed;inset:0;z-index:70;
  background:rgba(3,6,13,.62);
  opacity:0;visibility:hidden;
  transition:opacity .3s ease, visibility .3s ease;
}
.rl-drawer__mask.is-open{opacity:1;visibility:visible}

/* 按钮 */
.rl-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:700;
  letter-spacing:.02em;
  white-space:nowrap;
  cursor:pointer;
  transition:transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease, color .22s ease;
}
.rl-btn i{font-size:14px;transition:transform .22s ease}
.rl-btn--primary{
  color:#fff;
  background:linear-gradient(135deg,#ff3d5e,#ff7a92);
  box-shadow:var(--glow-brand);
}
.rl-btn--primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 0 34px rgba(255,61,94,.55)}
.rl-btn--primary:active{transform:scale(.98)}
.rl-btn--ghost{
  color:var(--t-1);
  border:1px solid var(--c-line);
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
}
.rl-btn--ghost:hover{color:#fff;border-color:rgba(41,224,255,.45);box-shadow:0 0 22px rgba(41,224,255,.2);transform:translateY(-1px)}
.rl-btn--lg{height:54px;padding:0 34px;font-size:16px}
.rl-btn--sm{height:40px;padding:0 18px;font-size:14px}
.rl-btn--block{width:100%}
.rl-btn[disabled]{opacity:.5;saturate:.4;cursor:not-allowed}
.rl-link-more{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:700;color:var(--c-tech)}
.rl-link-more i{transition:transform .22s ease}
.rl-link-more:hover i{transform:translateX(4px)}

/* Hero */
.rl-hero{position:relative;padding:138px 0 88px;overflow:hidden}
.rl-hero__bg{
  position:absolute;inset:0;z-index:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  opacity:.55;
}
.rl-hero::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(115deg, rgba(5,8,15,.95) 8%, rgba(5,8,15,.76) 46%, rgba(5,8,15,.44) 100%);
}
.rl-hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background-image:
    linear-gradient(rgba(140,200,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(140,200,255,.06) 1px, transparent 1px);
  background-size:32px 32px;
  opacity:.4;
}
.rl-hero .rl-container{position:relative;z-index:2}
.rl-hero__row{align-items:center}
.rl-hero h1{
  font-size:clamp(30px,5vw,54px);
  font-weight:900;
  line-height:1.24;
  letter-spacing:.01em;
  margin:18px 0 20px;
}
.rl-hero__sub{font-size:17px;color:var(--t-2);max-width:560px;margin-bottom:28px}
.rl-eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 16px;
  border-radius:var(--r-pill);
  border:1px solid rgba(41,224,255,.3);
  background:rgba(41,224,255,.1);
  color:#b6f1ff;
  font-size:13px;letter-spacing:.05em;
}
.rl-dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--c-tech);
  box-shadow:0 0 10px rgba(41,224,255,.9);
  animation:rl-pulse 2.4s ease-in-out infinite;
}
@keyframes rl-pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}
.rl-hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.rl-badges{display:flex;flex-wrap:wrap;gap:26px}
.rl-badges li{display:flex;flex-direction:column;gap:2px;min-width:92px}
.rl-badges strong{font-size:26px;font-weight:900;color:var(--c-tech);font-variant-numeric:tabular-nums;line-height:1.2}
.rl-badges span{font-size:13px;color:var(--t-3)}

.rl-glass{
  position:relative;
  background:var(--glass);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  box-shadow:var(--shadow-1);
}
.rl-glass::before{
  content:"";position:absolute;left:14px;right:14px;top:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.55),transparent);
}
.rl-hero__card{padding:26px 24px}
.rl-hero__card-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:14px}
.rl-hero__card-head span{font-size:14px;color:var(--t-2)}
.rl-hero__card-head strong{font-size:24px;font-weight:900;color:var(--c-brand);font-variant-numeric:tabular-nums}
.rl-progress{height:8px;border-radius:var(--r-pill);background:rgba(255,255,255,.09);overflow:hidden}
.rl-progress__fill{
  display:block;height:100%;border-radius:var(--r-pill);
  background:linear-gradient(90deg,var(--c-tech),var(--c-brand));
  background-size:200% 100%;
  animation:rl-flow 3.6s linear infinite;
}
@keyframes rl-flow{0%{background-position:0% 50%}100%{background-position:200% 50%}}
.rl-milestones{margin:26px 0 18px;display:flex;flex-direction:column;gap:16px}
.rl-milestones li{display:flex;gap:12px;align-items:flex-start}
.rl-milestones i{
  flex:0 0 12px;width:12px;height:12px;margin-top:7px;
  border-radius:50%;
  border:1px solid rgba(140,200,255,.4);
  background:rgba(255,255,255,.08);
}
.rl-milestones li.is-done i{background:var(--c-ok);border-color:var(--c-ok);box-shadow:0 0 12px rgba(53,232,176,.6)}
.rl-milestones li.is-current i{background:var(--c-tech);border-color:var(--c-tech);box-shadow:0 0 12px rgba(41,224,255,.7)}
.rl-milestones strong{display:block;font-size:15px;font-weight:700}
.rl-milestones span{display:block;font-size:13px;color:var(--t-3);line-height:1.7}
.rl-hero__card-note{font-size:12.5px;color:var(--t-3);border-top:1px solid var(--c-line);padding-top:14px}

/* 通用板块 */
.rl-section{padding:96px 0}
.rl-section--tight{padding:72px 0}
.rl-section__head{max-width:720px;margin-bottom:44px}
.rl-section__head h2{font-size:clamp(24px,3vw,34px);margin-bottom:14px}
.rl-section__head p{color:var(--t-2)}
.rl-kicker{
  display:inline-block;
  font-size:12.5px;letter-spacing:.16em;
  color:var(--c-tech);
  margin-bottom:12px;
  text-transform:uppercase;
}
.rl-block{margin-bottom:76px}
.rl-block:last-child{margin-bottom:0}
.rl-block > h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px}
.rl-block > .rl-block__lead{color:var(--t-2);margin-bottom:30px;max-width:680px}

/* 锚点目录 */
.rl-anchors{position:sticky;top:110px}
.rl-anchors__title{display:block;font-size:12.5px;letter-spacing:.16em;color:var(--t-3);margin-bottom:14px}
.rl-anchors ul{display:flex;flex-direction:column;gap:4px}
.rl-anchors a{
  display:block;
  padding:10px 14px;
  border-radius:12px;
  border-left:2px solid transparent;
  color:var(--t-2);
  font-size:14.5px;
  transition:.25s ease;
}
.rl-anchors a:hover{color:#fff;background:rgba(255,255,255,.06);border-left-color:var(--c-tech)}
.rl-anchors a.is-current{color:#fff;background:rgba(41,224,255,.1);border-left-color:var(--c-tech)}

/* 核对要点 Bento */
.rl-bento{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rl-bento__item{
  position:relative;
  padding:26px 24px;
  border-radius:var(--r-card);
  border:1px solid var(--c-line);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.rl-bento__item:hover{transform:translateY(-2px);border-color:rgba(41,224,255,.32);box-shadow:var(--shadow-2)}
.rl-bento__item h3{font-size:19px;margin-bottom:10px}
.rl-bento__item p{font-size:14.5px;color:var(--t-2);line-height:1.85}
.rl-bento__item--wide{grid-column:span 2;display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:center;padding:26px}
.rl-bento__item--wide h3{font-size:22px}
.rl-bento__media{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-line)}
.rl-bento__media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease-out}
.rl-bento__item:hover .rl-bento__media img{transform:scale(1.03)}
.rl-bento__num{
  display:inline-grid;place-items:center;
  width:30px;height:30px;margin-bottom:14px;
  border-radius:9px;
  background:rgba(41,224,255,.13);
  color:#9fefff;font-size:14px;font-weight:800;
  font-variant-numeric:tabular-nums;
}

/* 步骤条 */
.rl-steps{position:relative}
.rl-step{position:relative;padding:0 0 34px 66px}
.rl-step:last-child{padding-bottom:0}
.rl-step::before{
  content:"";position:absolute;left:20px;top:48px;bottom:6px;width:1px;
  background:linear-gradient(180deg, rgba(41,224,255,.5), rgba(41,224,255,.04));
}
.rl-step:last-child::before{display:none}
.rl-step__num{
  position:absolute;left:0;top:2px;
  width:42px;height:42px;border-radius:50%;
  display:grid;place-items:center;
  font-size:16px;font-weight:900;
  color:#04141c;
  background:linear-gradient(135deg,var(--c-tech),#9df4ff);
  box-shadow:var(--glow-tech);
  font-variant-numeric:tabular-nums;
}
.rl-step__body{
  padding:22px 24px;
  border-radius:var(--r-card);
  border:1px solid var(--c-line);
  background:var(--glass);
  transition:border-color .3s ease, transform .3s ease, box-shadow .3s ease;
}
.rl-step:hover .rl-step__body{border-color:rgba(41,224,255,.3);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.rl-step__body h3{font-size:20px;margin-bottom:10px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.rl-step__body p{font-size:15px;color:var(--t-2);line-height:1.85}
.rl-tag{
  display:inline-flex;align-items:center;
  height:26px;padding:0 11px;
  border-radius:var(--r-pill);
  font-size:12px;font-weight:700;letter-spacing:.02em;
  background:rgba(41,224,255,.12);
  color:#9fefff;
}
.rl-tag--gold{background:rgba(255,196,107,.12);color:var(--c-gold);border:1px solid rgba(255,196,107,.35)}
.rl-tag--brand{background:rgba(255,61,94,.14);color:#ff9db0}
.rl-step__media{margin-top:16px;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-line);background:rgba(255,255,255,.03)}
.rl-step__media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.rl-step__cap{
  padding:10px 16px;font-size:13px;color:var(--t-3);
  border-top:1px solid var(--c-line);
  background:rgba(5,8,15,.55);
}
.rl-step__list{margin-top:14px;display:flex;flex-direction:column;gap:8px}
.rl-step__list li{position:relative;padding-left:18px;font-size:14.5px;color:var(--t-2)}
.rl-step__list li::before{
  content:"";position:absolute;left:2px;top:11px;
  width:6px;height:6px;border-radius:50%;
  background:var(--c-tech);box-shadow:0 0 8px rgba(41,224,255,.7);
}

/* 场景 */
.rl-scenes{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.rl-scene{
  display:flex;gap:16px;
  padding:24px;
  border-radius:var(--r-card);
  border:1px solid var(--c-line);
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.015));
  transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.rl-scene:hover{transform:translateY(-2px);border-color:rgba(255,61,94,.3);box-shadow:var(--shadow-2)}
.rl-scene__icon{
  flex:0 0 44px;width:44px;height:44px;
  display:grid;place-items:center;
  border-radius:12px;
  border:1px solid rgba(255,196,107,.35);
  background:rgba(255,196,107,.1);
  color:var(--c-gold);font-size:17px;
}
.rl-scene h3{font-size:18px;margin-bottom:8px}
.rl-scene p{font-size:14.5px;color:var(--t-2);line-height:1.85}
.rl-figure{
  margin:34px 0 0;
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--c-line);
  background:rgba(255,255,255,.03);
}
.rl-figure img{width:100%;aspect-ratio:21/9;object-fit:cover;transition:transform .4s ease-out}
.rl-figure:hover img{transform:scale(1.02)}
.rl-figure figcaption{padding:12px 18px;font-size:13px;color:var(--t-3);border-top:1px solid var(--c-line);background:rgba(5,8,15,.55)}

/* FAQ */
.rl-faq{display:flex;flex-direction:column;gap:12px}
.rl-faq__item{
  border-radius:var(--r-card);
  border:1px solid var(--c-line);
  background:var(--glass);
  overflow:hidden;
  transition:border-color .3s ease, background .3s ease;
}
.rl-faq__item:hover{border-color:rgba(41,224,255,.26)}
.rl-faq__item[open]{border-color:rgba(41,224,255,.36);background:rgba(255,255,255,.07)}
.rl-faq__item summary{
  position:relative;
  list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;
  font-size:18px;font-weight:700;
  cursor:pointer;
}
.rl-faq__item summary::-webkit-details-marker{display:none}
.rl-faq__item summary::after{
  content:"\f067";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:13px;
  color:var(--c-tech);
  transition:transform .3s ease;
}
.rl-faq__item[open] summary::after{transform:rotate(45deg)}
.rl-faq__item[open] summary::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  border-radius:0 3px 3px 0;
  background:var(--c-tech);
  box-shadow:0 0 14px rgba(41,224,255,.75);
}
.rl-faq__answer{padding:0 22px 22px;font-size:15px;color:var(--t-2);line-height:1.8}

/* 互链卡 */
.rl-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rl-card{
  display:flex;flex-direction:column;
  border-radius:var(--r-card);
  border:1px solid var(--c-line);
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.015));
  overflow:hidden;
  transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.rl-card:hover{transform:translateY(-2px);border-color:rgba(41,224,255,.32);box-shadow:var(--shadow-2)}
.rl-card__media{overflow:hidden;border-bottom:1px solid var(--c-line)}
.rl-card__media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s ease-out}
.rl-card:hover .rl-card__media img{transform:scale(1.03)}
.rl-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rl-card__body h3{font-size:18px}
.rl-card__body p{font-size:14px;color:var(--t-2);line-height:1.8;flex:1}

/* CTA */
.rl-cta{padding:0 0 96px}
.rl-cta__panel{
  position:relative;
  padding:52px 44px;
  border-radius:24px;
  border:1px solid var(--c-line);
  background:
    radial-gradient(520px 300px at 88% -10%, rgba(255,61,94,.18), transparent 62%),
    radial-gradient(520px 300px at 6% 110%, rgba(41,224,255,.16), transparent 60%),
    var(--glass);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  box-shadow:var(--shadow-1);
  overflow:hidden;
}
.rl-cta__panel::before{
  content:"";position:absolute;left:24px;right:24px;top:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.55),transparent);
}
.rl-cta__panel h2{font-size:clamp(22px,2.8vw,32px);margin-bottom:14px}
.rl-cta__panel > p{color:var(--t-2);max-width:640px;margin-bottom:26px}
.rl-cta__points{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:32px}
.rl-cta__points li{
  display:flex;gap:10px;align-items:flex-start;
  padding:16px 18px;
  border-radius:14px;
  border:1px solid var(--c-line);
  background:rgba(255,255,255,.04);
  font-size:14px;color:var(--t-2);
}
.rl-cta__points i{color:var(--c-tech);margin-top:4px;font-size:13px}

/* 页脚 */
.rl-footer{
  border-top:1px solid transparent;
  background:linear-gradient(180deg, rgba(10,17,34,.5), rgba(5,8,15,.9));
  padding:64px 0 26px;
  position:relative;
}
.rl-footer::before{
  content:"";position:absolute;left:0;right:0;top:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(41,224,255,.5),rgba(255,61,94,.4),transparent);
}
.rl-footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.rl-footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;font-size:17px;color:var(--t-1)}
.rl-footer__desc{font-size:14px;color:var(--t-3);line-height:1.85;max-width:340px}
.rl-footer h4{font-size:15px;margin-bottom:16px;color:var(--t-1)}
.rl-footer ul{display:flex;flex-direction:column;gap:10px}
.rl-footer ul a{font-size:14px;color:var(--t-2)}
.rl-footer ul a:hover{color:var(--c-tech)}
.rl-footer__note{font-size:13.5px;color:var(--t-3);line-height:1.85}
.rl-footer__note span{display:inline-block;margin-top:6px;color:var(--t-2)}
.rl-footer__bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:44px;padding-top:20px;
  border-top:1px solid var(--c-line);
  font-size:13px;color:var(--t-3);
}

/* 响应式 */
@media (max-width:1023px){
  .rl-nav{display:none}
  .rl-header__cta{display:none}
  .rl-burger{display:inline-flex}
  .rl-section{padding:64px 0}
  .rl-hero{padding:112px 0 64px}
  .rl-anchors{position:static;margin-bottom:28px}
  .rl-anchors__title{display:none}
  .rl-anchors ul{flex-direction:row;gap:8px;overflow-x:auto;padding-bottom:6px;-webkit-overflow-scrolling:touch}
  .rl-anchors ul::-webkit-scrollbar{height:0}
  .rl-anchors a{
    white-space:nowrap;
    border-left:0;
    border:1px solid var(--c-line);
    border-radius:var(--r-pill);
    padding:9px 16px;
    font-size:13.5px;
  }
  .rl-anchors a:hover,.rl-anchors a.is-current{border-color:rgba(41,224,255,.45)}
  .rl-bento{grid-template-columns:repeat(2,1fr)}
  .rl-bento__item--wide{grid-column:span 2;grid-template-columns:1fr}
  .rl-cards{grid-template-columns:repeat(2,1fr)}
  .rl-cta__panel{padding:40px 28px}
  .rl-cta__points{grid-template-columns:1fr}
  .rl-footer__grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  .rl-container{padding-left:16px;padding-right:16px}
  .rl-row{margin-left:-8px;margin-right:-8px}
  .rl-row > .cell{padding-left:8px;padding-right:8px;margin-bottom:24px}
  .rl-hero{padding:104px 0 56px}
  .rl-hero__sub{font-size:15.5px}
  .rl-hero__cta{gap:10px}
  .rl-hero__cta .rl-btn{width:100%}
  .rl-badges{gap:18px}
  .rl-section{padding:56px 0}
  .rl-section__head{margin-bottom:30px}
  .rl-block{margin-bottom:56px}
  .rl-bento{grid-template-columns:1fr}
  .rl-bento__item--wide{grid-column:span 1}
  .rl-scenes{grid-template-columns:1fr}
  .rl-cards{grid-template-columns:1fr}
  .rl-step{padding-left:54px}
  .rl-step__num{width:36px;height:36px;font-size:14px}
  .rl-step::before{left:17px;top:42px}
  .rl-step__body{padding:18px}
  .rl-step__body h3{font-size:18px}
  .rl-faq__item summary{font-size:16px;padding:16px 18px;gap:12px}
  .rl-faq__answer{padding:0 18px 18px;font-size:14.5px}
  .rl-cta{padding:0 0 64px}
  .rl-cta__panel{padding:32px 20px;border-radius:18px}
  .rl-cta__panel .rl-btn{width:100%}
  .rl-footer{padding:48px 0 22px}
  .rl-footer__grid{grid-template-columns:1fr}
  .rl-footer__bottom{flex-direction:column;gap:8px;margin-top:32px}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --c-void:#05080F;
  --c-deep:#0A1122;
  --c-elev:#101A30;
  --c-brand:#FF3D5E;
  --c-brand-2:#FF6B84;
  --c-tech:#29E0FF;
  --c-gold:#FFC46B;
  --c-ok:#35E8B0;
  --t-1:#E9F0FB;
  --t-2:#9FB0CC;
  --t-3:#6C7C99;
  --c-line:rgba(140,200,255,.16);
  --c-line-2:rgba(140,200,255,.28);
  --glass:rgba(255,255,255,.055);
  --glass-2:rgba(255,255,255,.085);
  --r-card:16px;
  --r-img:14px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(0,0,0,.35);
  --sh-2:0 16px 40px rgba(0,0,0,.45);
  --sh-brand:0 0 24px rgba(255,61,94,.35);
  --sh-tech:0 0 0 1px rgba(41,224,255,.22);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; }

html{ scroll-behavior:smooth; }

body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  color:var(--t-1);
  background:
    radial-gradient(900px 520px at 12% -6%, rgba(41,224,255,.08), transparent 62%),
    radial-gradient(760px 480px at 92% 4%, rgba(255,61,94,.07), transparent 60%),
    linear-gradient(180deg,#05080F 0%, #070C18 40%, #05080F 100%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(rgba(140,200,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(140,200,255,.045) 1px, transparent 1px);
  background-size:32px 32px;
  opacity:.85;
}

img{ max-width:100%; display:block; border:0; }

a{ color:var(--c-tech); text-decoration:none; transition:color .25s ease, opacity .25s ease; }
a:hover, a:focus{ color:#7EEBFF; }

ul,ol{ margin:0; padding:0; list-style:none; }

h1,h2,h3,h4{ margin:0; line-height:1.3; letter-spacing:.01em; font-weight:800; }

p{ margin:0 0 1em; }
p:last-child{ margin-bottom:0; }

button{ font-family:inherit; cursor:pointer; }

:focus-visible{
  outline:2px solid var(--c-tech);
  outline-offset:3px;
  border-radius:6px;
}

/* ---------- 容器 ---------- */
.rl-container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
  position:relative;
  z-index:1;
}

/* ---------- 顶部导航 ---------- */
.rl-header{
  position:fixed;
  top:0; left:0; right:0;
  z-index:100;
  transition:background .35s ease, backdrop-filter .35s ease, box-shadow .35s ease, border-color .35s ease;
  border-bottom:1px solid transparent;
}
.rl-header.is-scrolled{
  background:rgba(8,13,26,.78);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  border-bottom-color:var(--c-line);
  box-shadow:0 10px 30px rgba(0,0,0,.4);
}
.rl-header__inner{
  display:flex;
  align-items:center;
  gap:var(--sp-5);
  min-height:72px;
}
.rl-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--t-1);
}
.rl-logo:hover{ color:var(--t-1); }
.rl-logo__mark{
  width:38px; height:38px;
  flex:0 0 38px;
  display:grid;
  place-items:center;
  border-radius:12px;
  font-size:17px;
  font-weight:900;
  color:#fff;
  background:linear-gradient(135deg,var(--c-brand),#C4143B);
  box-shadow:0 0 18px rgba(255,61,94,.4);
}
.rl-logo__text{ display:flex; flex-direction:column; line-height:1.2; }
.rl-logo__text strong{ font-size:16px; font-weight:800; letter-spacing:.02em; }
.rl-logo__text em{
  font-style:normal;
  font-size:11px;
  color:var(--t-3);
  letter-spacing:.08em;
}
.rl-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
  padding:5px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.04);
  border:1px solid var(--c-line);
}
.rl-nav a{
  display:inline-flex;
  align-items:center;
  min-height:38px;
  padding:0 16px;
  border-radius:var(--r-pill);
  font-size:14px;
  font-weight:600;
  color:var(--t-2);
  white-space:nowrap;
  transition:background .25s ease, color .25s ease, box-shadow .25s ease;
}
.rl-nav a:hover{ color:var(--t-1); background:rgba(255,255,255,.07); }
.rl-nav a.is-active{
  color:#04121B;
  background:linear-gradient(135deg,var(--c-tech),#12B6D8);
  box-shadow:0 0 18px rgba(41,224,255,.35);
}
.rl-header__cta{ margin-left:14px; }

.rl-burger{
  display:none;
  width:44px; height:44px;
  border-radius:12px;
  border:1px solid var(--c-line);
  background:var(--glass);
  color:var(--t-1);
  font-size:17px;
  align-items:center;
  justify-content:center;
  margin-left:auto;
}

.rl-drawer{
  position:fixed;
  inset:0;
  z-index:99;
  display:none;
  background:rgba(5,8,15,.72);
  -webkit-backdrop-filter:blur(20px);
  backdrop-filter:blur(20px);
}
.rl-drawer.is-open{ display:block; }
.rl-drawer__panel{
  position:absolute;
  top:0; right:0;
  width:min(86vw,360px);
  height:100%;
  padding:92px 24px 32px;
  background:linear-gradient(180deg,rgba(16,26,48,.98),rgba(8,13,26,.98));
  border-left:1px solid var(--c-line);
  overflow-y:auto;
  transform:translateX(100%);
  transition:transform .35s ease;
}
.rl-drawer.is-open .rl-drawer__panel{ transform:translateX(0); }
.rl-drawer__label{
  font-size:12px;
  letter-spacing:.14em;
  color:var(--t-3);
  margin-bottom:10px;
}
.rl-drawer nav a{
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 16px;
  border-radius:12px;
  color:var(--t-2);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
}
.rl-drawer nav a:hover{ background:var(--glass); color:var(--t-1); }
.rl-drawer nav a.is-active{
  color:#04121B;
  background:linear-gradient(135deg,var(--c-tech),#12B6D8);
}
.rl-drawer__cta{ margin-top:var(--sp-6); }

/* ---------- 按钮 ---------- */
.rl-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  border:1px solid transparent;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .25s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease, color .25s ease;
}
.rl-btn--primary{
  color:#fff;
  background:linear-gradient(135deg,#FF4B6B,#D0143C);
  box-shadow:var(--sh-brand);
}
.rl-btn--primary:hover{
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 0 34px rgba(255,61,94,.55), 0 10px 24px rgba(0,0,0,.4);
}
.rl-btn--primary:active{ transform:scale(.98); }
.rl-btn--ghost{
  color:var(--t-1);
  background:var(--glass);
  border-color:var(--c-line-2);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
}
.rl-btn--ghost:hover{
  color:#fff;
  border-color:rgba(41,224,255,.5);
  box-shadow:0 0 22px rgba(41,224,255,.22);
  transform:translateY(-1px);
}
.rl-btn--sm{ height:42px; padding:0 20px; font-size:14px; }
.rl-btn--block{ width:100%; }

.rl-textlink{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:700;
  color:var(--c-tech);
}
.rl-textlink i{ transition:transform .25s ease; font-size:12px; }
.rl-textlink:hover i{ transform:translateX(4px); }

/* ---------- 徽章 ---------- */
.rl-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:var(--r-pill);
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
  background:rgba(41,224,255,.12);
  color:#8FEBFF;
  border:1px solid rgba(41,224,255,.22);
}
.rl-badge--gold{
  background:rgba(255,196,107,.1);
  color:var(--c-gold);
  border-color:rgba(255,196,107,.3);
}
.rl-badge--brand{
  background:rgba(255,61,94,.12);
  color:#FF9AAC;
  border-color:rgba(255,61,94,.28);
}

/* ---------- 页面横幅 ---------- */
.rl-hero{
  position:relative;
  padding:150px 0 84px;
  overflow:hidden;
  border-bottom:1px solid var(--c-line);
}
.rl-hero__bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  opacity:.34;
  z-index:0;
}
.rl-hero::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:0;
  background:
    linear-gradient(115deg, rgba(5,8,15,.94) 8%, rgba(5,8,15,.72) 48%, rgba(5,8,15,.35) 100%),
    radial-gradient(720px 400px at 82% 16%, rgba(41,224,255,.12), transparent 66%);
}
.rl-hero__inner{ position:relative; z-index:2; }
.rl-crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--t-3);
  margin-bottom:var(--sp-5);
  flex-wrap:wrap;
}
.rl-crumb a{ color:var(--t-2); }
.rl-crumb a:hover{ color:var(--c-tech); }
.rl-hero h1{
  font-size:clamp(30px,4.6vw,50px);
  font-weight:900;
  letter-spacing:.01em;
  max-width:15em;
}
.rl-hero__lead{
  margin-top:var(--sp-5);
  max-width:46em;
  font-size:17px;
  line-height:1.9;
  color:var(--t-2);
}
.rl-hero__actions{
  margin-top:var(--sp-7);
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  align-items:center;
}
.rl-hero__strip{
  margin-top:var(--sp-8);
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:1px;
  background:var(--c-line);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  overflow:hidden;
  max-width:720px;
}
.rl-hero__stat{
  background:rgba(10,17,34,.72);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  padding:18px 20px;
}
.rl-hero__stat b{
  display:block;
  font-size:24px;
  font-weight:900;
  color:var(--c-tech);
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.rl-hero__stat span{
  font-size:13px;
  color:var(--t-3);
}

/* ---------- 锚点导航（移动端横滑胶囊） ---------- */
.rl-anchors{
  position:sticky;
  top:72px;
  z-index:40;
  background:rgba(8,13,26,.82);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--c-line);
  padding:10px 0;
}
.rl-anchors__scroll{
  display:flex;
  gap:8px;
  overflow-x:auto;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.rl-anchors__scroll::-webkit-scrollbar{ display:none; }
.rl-anchors a{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 16px;
  border-radius:var(--r-pill);
  font-size:13px;
  font-weight:600;
  color:var(--t-2);
  border:1px solid var(--c-line);
  background:rgba(255,255,255,.03);
}
.rl-anchors a:hover{
  color:var(--t-1);
  border-color:rgba(41,224,255,.45);
  background:rgba(41,224,255,.08);
}

/* ---------- 板块通用 ---------- */
.rl-section{
  padding:96px 0;
  position:relative;
}
.rl-section--tight{ padding:72px 0; }
.rl-section__head{ margin-bottom:var(--sp-7); max-width:52em; }
.rl-section__head h2{
  font-size:clamp(24px,3vw,34px);
  font-weight:800;
}
.rl-section__head p{
  margin-top:var(--sp-4);
  color:var(--t-2);
  font-size:16px;
}
.rl-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.16em;
  color:var(--c-tech);
  text-transform:uppercase;
  margin-bottom:14px;
}
.rl-eyebrow::before{
  content:"";
  width:22px; height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--c-tech),transparent);
}

/* ---------- 双栏不对称 ---------- */
.rl-split{
  display:grid;
  grid-template-columns:minmax(0,1.85fr) minmax(0,1fr);
  gap:48px;
  align-items:start;
}
.rl-prose h2{
  font-size:22px;
  font-weight:800;
  margin:56px 0 18px;
  padding-left:16px;
  position:relative;
  scroll-margin-top:150px;
}
.rl-prose h2:first-child{ margin-top:0; }
.rl-prose h2::before{
  content:"";
  position:absolute;
  left:0; top:4px; bottom:4px;
  width:4px;
  border-radius:4px;
  background:linear-gradient(180deg,var(--c-tech),rgba(41,224,255,0));
  box-shadow:0 0 14px rgba(41,224,255,.6);
}
.rl-prose h3{
  font-size:17px;
  font-weight:700;
  color:var(--t-1);
  margin:28px 0 10px;
}
.rl-prose p{
  color:var(--t-2);
  font-size:16px;
  line-height:1.9;
}
.rl-prose strong{ color:var(--t-1); font-weight:700; }
.rl-prose .rl-note{
  margin:22px 0;
  padding:16px 20px;
  border-radius:var(--r-card);
  background:rgba(41,224,255,.06);
  border:1px solid rgba(41,224,255,.22);
  font-size:14.5px;
  color:#BEE9F5;
}
.rl-prose .rl-note b{ color:var(--c-tech); }

/* 步骤条 */
.rl-steps{
  counter-reset:step;
  margin:8px 0 0;
}
.rl-step{
  position:relative;
  padding:0 0 28px 60px;
  counter-increment:step;
}
.rl-step::before{
  content:counter(step);
  position:absolute;
  left:0; top:0;
  width:38px; height:38px;
  display:grid;
  place-items:center;
  border-radius:12px;
  font-size:15px;
  font-weight:900;
  color:#04121B;
  background:linear-gradient(135deg,var(--c-tech),#0FA6C6);
  box-shadow:0 0 18px rgba(41,224,255,.34);
  font-variant-numeric:tabular-nums;
}
.rl-step::after{
  content:"";
  position:absolute;
  left:18px; top:44px; bottom:8px;
  width:1px;
  background:linear-gradient(180deg,rgba(41,224,255,.5),rgba(140,200,255,.06));
}
.rl-step:last-child{ padding-bottom:0; }
.rl-step:last-child::after{ display:none; }
.rl-step h3{ margin:6px 0 8px; font-size:17px; font-weight:800; }
.rl-step p{ color:var(--t-2); font-size:15.5px; margin:0 0 8px; }
.rl-step__meta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:4px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  font-size:12.5px;
  color:var(--c-gold);
  background:rgba(255,196,107,.09);
  border:1px solid rgba(255,196,107,.24);
  font-variant-numeric:tabular-nums;
}

/* 截图占位 */
.rl-shot{
  margin:26px 0;
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--c-line);
  background:linear-gradient(135deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  box-shadow:var(--sh-1);
}
.rl-shot img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  transition:transform .45s ease-out;
}
.rl-shot:hover img{ transform:scale(1.03); }
.rl-shot figcaption{
  padding:12px 16px;
  font-size:13px;
  color:var(--t-3);
  border-top:1px solid var(--c-line);
  background:rgba(10,17,34,.6);
}

/* 侧栏清单卡 */
.rl-side{
  position:sticky;
  top:150px;
  display:flex;
  flex-direction:column;
  gap:20px;
}
.rl-card{
  border-radius:var(--r-card);
  border:1px solid var(--c-line);
  background:linear-gradient(160deg,rgba(255,255,255,.075),rgba(255,255,255,.028));
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  box-shadow:var(--sh-1);
  padding:24px;
  position:relative;
  transition:transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}
.rl-card::before{
  content:"";
  position:absolute;
  left:0; right:0; top:0;
  height:1px;
  background:linear-gradient(90deg,rgba(255,255,255,.32),rgba(255,255,255,0));
  border-radius:var(--r-card) var(--r-card) 0 0;
}
.rl-card:hover{
  transform:translateY(-2px);
  border-color:var(--c-line-2);
  box-shadow:var(--sh-2), var(--sh-tech);
}
.rl-card h3{
  font-size:17px;
  font-weight:800;
  margin-bottom:14px;
}
.rl-card__sub{
  font-size:13px;
  color:var(--t-3);
  margin-bottom:16px;
}
.rl-checklist li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding:10px 0;
  border-bottom:1px dashed rgba(140,200,255,.13);
  font-size:14.5px;
  color:var(--t-2);
}
.rl-checklist li:last-child{ border-bottom:0; }
.rl-checklist i{
  color:var(--c-ok);
  font-size:14px;
  margin-top:5px;
  flex:0 0 auto;
}
.rl-kv{
  display:flex;
  justify-content:space-between;
  gap:12px;
  padding:11px 0;
  border-bottom:1px solid rgba(140,200,255,.1);
  font-size:14px;
  color:var(--t-2);
}
.rl-kv:last-child{ border-bottom:0; }
.rl-kv b{
  color:var(--t-1);
  font-variant-numeric:tabular-nums;
  font-weight:800;
}

/* 进度条 */
.rl-progress{
  margin-top:4px;
  height:8px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.09);
  overflow:hidden;
  border:0;
}
.rl-progress .progress-meter{
  height:100%;
  border-radius:var(--r-pill);
  background:linear-gradient(90deg,var(--c-tech),var(--c-brand));
  background-size:200% 100%;
  animation:rlFlow 3.6s linear infinite;
  width:64%;
}
@keyframes rlFlow{
  0%{ background-position:0% 0; }
  100%{ background-position:200% 0; }
}
.rl-progress__meta{
  display:flex;
  justify-content:space-between;
  font-size:12.5px;
  color:var(--t-3);
  margin:10px 0 6px;
  font-variant-numeric:tabular-nums;
}

/* ---------- 场景 / 网格卡 ---------- */
.rl-grid-3{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.rl-grid-2{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.rl-tile{
  padding:26px;
  border-radius:var(--r-card);
  border:1px solid var(--c-line);
  background:rgba(255,255,255,.035);
  transition:transform .35s ease, border-color .35s ease, background .35s ease, box-shadow .35s ease;
}
.rl-tile:hover{
  transform:translateY(-2px);
  border-color:var(--c-line-2);
  background:rgba(255,255,255,.06);
  box-shadow:var(--sh-2);
}
.rl-tile__icon{
  width:44px; height:44px;
  display:grid;
  place-items:center;
  border-radius:12px;
  font-size:17px;
  color:var(--c-tech);
  background:rgba(41,224,255,.1);
  border:1px solid rgba(41,224,255,.24);
  margin-bottom:16px;
}
.rl-tile h3{ font-size:17px; font-weight:800; margin-bottom:10px; }
.rl-tile p{ color:var(--t-2); font-size:14.5px; line-height:1.85; }

/* 卡点列表 */
.rl-issues li{
  display:grid;
  grid-template-columns:26px 1fr;
  gap:14px;
  padding:18px 0;
  border-bottom:1px solid rgba(140,200,255,.12);
}
.rl-issues li:last-child{ border-bottom:0; }
.rl-issues__no{
  width:26px; height:26px;
  border-radius:8px;
  display:grid;
  place-items:center;
  font-size:12px;
  font-weight:900;
  color:var(--c-brand);
  background:rgba(255,61,94,.12);
  border:1px solid rgba(255,61,94,.26);
  font-variant-numeric:tabular-nums;
}
.rl-issues h4{ font-size:15.5px; font-weight:800; margin-bottom:6px; }
.rl-issues p{ color:var(--t-2); font-size:14.5px; margin:0; }

/* ---------- FAQ ---------- */
.rl-faq-wrap{ max-width:900px; margin:0 auto; }
.rl-faq{
  background:transparent;
  border:0;
  margin:0;
}
.rl-faq .accordion-item{
  background:rgba(255,255,255,.035);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .3s ease, background .3s ease, box-shadow .3s ease;
  position:relative;
}
.rl-faq .accordion-item:hover{
  border-color:var(--c-line-2);
  background:rgba(255,255,255,.06);
}
.rl-faq .accordion-item.is-active{
  border-color:rgba(41,224,255,.36);
  box-shadow:0 0 0 1px rgba(41,224,255,.16), var(--sh-1);
}
.rl-faq .accordion-item.is-active::before{
  content:"";
  position:absolute;
  left:0; top:14px; bottom:14px;
  width:3px;
  border-radius:3px;
  background:var(--c-tech);
  box-shadow:0 0 14px rgba(41,224,255,.75);
}
.rl-faq .accordion-title{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px;
  font-size:17px;
  font-weight:700;
  color:var(--t-1);
  border:0;
  background:transparent;
  line-height:1.55;
}
.rl-faq .accordion-title:hover,
.rl-faq .accordion-title:focus{ background:transparent; color:var(--t-1); }
.rl-faq .accordion-title::before{
  content:"\f067";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:12px;
  color:var(--c-tech);
  order:2;
  margin:0;
  position:static;
  transition:transform .3s ease;
  flex:0 0 auto;
}
.rl-faq .accordion-item.is-active .accordion-title::before{
  content:"\f068";
  transform:rotate(180deg);
}
.rl-faq .accordion-content{
  padding:0 24px 22px;
  color:var(--t-2);
  font-size:15px;
  line-height:1.85;
  border:0;
  background:transparent;
}
.rl-faq .accordion-content p{ margin:0; }

/* ---------- 底部 CTA ---------- */
.rl-cta{
  position:relative;
  border-radius:24px;
  overflow:hidden;
  border:1px solid var(--c-line-2);
  padding:64px 48px;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;
  background-position:center;
  box-shadow:var(--sh-2);
}
.rl-cta::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(120deg, rgba(5,8,15,.94) 10%, rgba(5,8,15,.74) 54%, rgba(255,61,94,.22) 100%),
    radial-gradient(520px 300px at 88% 20%, rgba(41,224,255,.16), transparent 68%);
}
.rl-cta__inner{ position:relative; z-index:2; max-width:46em; }
.rl-cta h2{
  font-size:clamp(24px,3.2vw,34px);
  font-weight:900;
  margin-bottom:16px;
}
.rl-cta p{ color:var(--t-2); font-size:16px; }
.rl-cta__points{
  display:flex;
  flex-wrap:wrap;
  gap:12px 26px;
  margin:26px 0 30px;
}
.rl-cta__points span{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--t-2);
}
.rl-cta__points i{ color:var(--c-tech); font-size:13px; }
.rl-cta__actions{ display:flex; flex-wrap:wrap; gap:14px; }

/* ---------- 页脚 ---------- */
.rl-footer{
  margin-top:96px;
  border-top:1px solid var(--c-line);
  background:linear-gradient(180deg,rgba(10,17,34,.7),rgba(5,8,15,.98));
  padding:64px 0 28px;
  position:relative;
}
.rl-footer::before{
  content:"";
  position:absolute;
  top:-1px; left:0; right:0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(41,224,255,.5),rgba(255,61,94,.4),transparent);
}
.rl-footer__grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
}
.rl-footer__brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
  font-size:16px;
  font-weight:800;
}
.rl-footer__desc{
  color:var(--t-3);
  font-size:14px;
  line-height:1.85;
  max-width:26em;
}
.rl-footer h4{
  font-size:14px;
  font-weight:800;
  color:var(--t-1);
  margin-bottom:16px;
  letter-spacing:.06em;
}
.rl-footer ul li{ margin-bottom:10px; }
.rl-footer ul a{
  color:var(--t-3);
  font-size:14px;
}
.rl-footer ul a:hover{ color:var(--c-tech); }
.rl-footer__note{
  color:var(--t-3);
  font-size:13.5px;
  line-height:1.85;
}
.rl-footer__note span{
  display:inline-block;
  margin-top:8px;
  color:var(--t-3);
  font-variant-numeric:tabular-nums;
}
.rl-footer__bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid rgba(140,200,255,.1);
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--t-3);
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; }
  html{ scroll-behavior:auto; }
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .rl-split{ gap:36px; }
}

@media (max-width:1023px){
  .rl-nav{ display:none; }
  .rl-header__cta{ display:none; }
  .rl-burger{ display:inline-flex; }
  .rl-split{ grid-template-columns:1fr; gap:40px; }
  .rl-side{ position:static; }
  .rl-grid-3{ grid-template-columns:repeat(2,minmax(0,1fr)); }
  .rl-footer__grid{ grid-template-columns:1fr 1fr; gap:32px; }
  .rl-section{ padding:72px 0; }
  .rl-hero{ padding:126px 0 66px; }
  .rl-anchors{ top:64px; }
  .rl-header__inner{ min-height:64px; }
}

@media (max-width:639px){
  .rl-container{ padding-left:16px; padding-right:16px; }
  .rl-hero{ padding:112px 0 56px; }
  .rl-hero__lead{ font-size:15.5px; }
  .rl-hero__actions .rl-btn{ width:100%; }
  .rl-hero__strip{ grid-template-columns:1fr; }
  .rl-grid-3, .rl-grid-2{ grid-template-columns:1fr; }
  .rl-section{ padding:56px 0; }
  .rl-section__head{ margin-bottom:32px; }
  .rl-step{ padding-left:52px; }
  .rl-cta{ padding:40px 22px; border-radius:20px; }
  .rl-cta__actions .rl-btn{ width:100%; }
  .rl-footer{ margin-top:64px; padding:48px 0 24px; }
  .rl-footer__grid{ grid-template-columns:1fr; gap:28px; }
  .rl-faq .accordion-title{ padding:16px 18px; font-size:15.5px; }
  .rl-faq .accordion-content{ padding:0 18px 18px; }
  .rl-logo__text em{ display:none; }
  .rl-logo__text strong{ font-size:14.5px; }
  .rl-issues li{ grid-template-columns:22px 1fr; gap:10px; }
}

/* roulang page: category3 */
:root{
  --c-void:#05080F;
  --c-deep:#0A1122;
  --c-elev:#101A30;
  --c-brand:#FF3D5E;
  --c-brand-dark:#D8264A;
  --c-tech:#29E0FF;
  --c-gold:#FFC46B;
  --c-success:#35E8B0;
  --t-main:#E9F0FB;
  --t-sub:#9FB0CC;
  --t-mute:#6C7C99;
  --c-line:rgba(140,200,255,.16);
  --c-line-strong:rgba(140,200,255,.32);
  --glass:rgba(255,255,255,.055);
  --glass-2:rgba(255,255,255,.085);
  --r-card:16px;
  --r-img:14px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(0,0,0,.35);
  --sh-2:0 16px 40px rgba(0,0,0,.45);
  --sh-brand:0 0 24px rgba(255,61,94,.35);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
  --maxw:1200px;
  --font-cn:-apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  color:var(--t-main);
  background-color:var(--c-void);
  background-image:
    radial-gradient(900px 520px at 12% -8%, rgba(41,224,255,.08), transparent 62%),
    radial-gradient(760px 480px at 88% 4%, rgba(255,61,94,.06), transparent 60%),
    linear-gradient(180deg,#05080F 0%,#070C18 42%,#05080F 100%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(rgba(140,200,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(140,200,255,.05) 1px, transparent 1px);
  background-size:32px 32px;
  opacity:.75;
  mask-image:radial-gradient(circle at 50% 0%, #000 0%, transparent 78%);
}

img{max-width:100%;display:block;height:auto;}
a{color:var(--c-tech);text-decoration:none;transition:color .25s ease;}
a:hover{color:#7DEDFF;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--c-tech);outline-offset:3px;border-radius:6px;}

.rl-no-scroll{overflow:hidden;}

.rl-container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
  position:relative;
  z-index:1;
}

/* ============ 头部导航 ============ */
.rl-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:60;
  padding:18px 0;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .35s ease,padding .35s ease,border-color .35s ease,box-shadow .35s ease;
}
.rl-header.is-scrolled{
  padding:12px 0;
  background:rgba(8,13,24,.78);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom-color:var(--c-line);
  box-shadow:0 10px 30px rgba(0,0,0,.35);
}
.rl-header__inner{
  display:flex;
  align-items:center;
  gap:var(--sp-5);
}
.rl-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--t-main);
  font-weight:800;
  letter-spacing:.01em;
  flex-shrink:0;
}
.rl-logo:hover{color:var(--t-main);}
.rl-logo__mark{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:12px;
  background:linear-gradient(135deg,var(--c-brand),#B81A3C);
  color:#fff;
  font-size:18px;
  font-weight:900;
  box-shadow:var(--sh-brand);
}
.rl-logo__text{
  font-size:17px;
  white-space:nowrap;
}
.rl-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
  padding:6px;
  border-radius:var(--r-pill);
  background:var(--glass);
  border:1px solid var(--c-line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.rl-nav a{
  display:block;
  padding:9px 16px;
  border-radius:var(--r-pill);
  font-size:14.5px;
  font-weight:600;
  color:var(--t-sub);
  white-space:nowrap;
  transition:color .25s ease,background .25s ease,box-shadow .25s ease;
}
.rl-nav a:hover{
  color:var(--t-main);
  background:rgba(41,224,255,.10);
}
.rl-nav a.is-active{
  color:#04121A;
  background:linear-gradient(135deg,var(--c-tech),#4FE9FF);
  box-shadow:0 0 18px rgba(41,224,255,.35);
}
.rl-header__cta{flex-shrink:0;}

.rl-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 26px;
  border-radius:var(--r-pill);
  border:1px solid transparent;
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  cursor:pointer;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  white-space:nowrap;
}
.rl-btn--primary{
  color:#fff;
  background:linear-gradient(135deg,#FF4E6C,var(--c-brand-dark));
  box-shadow:var(--sh-brand);
}
.rl-btn--primary:hover{
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 0 34px rgba(255,61,94,.5);
}
.rl-btn--primary:active{transform:scale(.98);}
.rl-btn--ghost{
  color:var(--t-main);
  background:var(--glass);
  border-color:var(--c-line-strong);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.rl-btn--ghost:hover{
  color:#fff;
  background:rgba(41,224,255,.12);
  border-color:rgba(41,224,255,.45);
  transform:translateY(-1px);
}
.rl-btn--sm{min-height:42px;padding:0 20px;font-size:14px;}

.rl-burger{
  display:none;
  width:46px;height:46px;
  border-radius:12px;
  border:1px solid var(--c-line-strong);
  background:var(--glass);
  cursor:pointer;
  padding:0;
  margin-left:auto;
  position:relative;
}
.rl-burger span{
  position:absolute;
  left:13px;right:13px;
  height:2px;
  border-radius:2px;
  background:var(--t-main);
  transition:transform .3s ease,opacity .3s ease;
}
.rl-burger span:nth-child(1){top:16px;}
.rl-burger span:nth-child(2){top:22px;}
.rl-burger span:nth-child(3){top:28px;}
.rl-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.rl-burger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.rl-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

.rl-drawer{
  position:fixed;
  inset:0 0 0 auto;
  width:min(340px,86vw);
  padding:96px 24px 32px;
  background:rgba(7,11,20,.94);
  backdrop-filter:blur(22px);
  -webkit-backdrop-filter:blur(22px);
  border-left:1px solid var(--c-line);
  transform:translateX(102%);
  transition:transform .38s cubic-bezier(.22,.7,.3,1);
  z-index:70;
  overflow-y:auto;
}
.rl-drawer.is-open{transform:translateX(0);}
.rl-drawer h4{
  font-size:13px;
  letter-spacing:.14em;
  color:var(--t-mute);
  font-weight:700;
  margin-bottom:12px;
}
.rl-drawer ul{margin-bottom:28px;}
.rl-drawer li + li{margin-top:6px;}
.rl-drawer a{
  display:block;
  padding:12px 14px;
  border-radius:var(--r-input);
  color:var(--t-sub);
  font-weight:600;
  border:1px solid transparent;
  min-height:44px;
}
.rl-drawer a:hover,.rl-drawer a.is-active{
  color:var(--t-main);
  background:rgba(41,224,255,.10);
  border-color:var(--c-line);
}
.rl-drawer .rl-btn{width:100%;}

/* ============ 面包屑 ============ */
.rl-crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:var(--t-mute);
  margin-bottom:22px;
}
.rl-crumb a{color:var(--t-sub);}
.rl-crumb a:hover{color:var(--c-tech);}
.rl-crumb span.sep{color:rgba(108,124,153,.7);}
.rl-crumb .current{color:var(--t-main);font-weight:600;}

/* ============ Hero ============ */
.rl-hero{
  position:relative;
  padding:158px 0 84px;
  overflow:hidden;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
}
.rl-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(104deg,rgba(5,8,15,.95) 0%,rgba(5,8,15,.86) 44%,rgba(5,8,15,.42) 100%);
}
.rl-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(140,200,255,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(140,200,255,.06) 1px,transparent 1px);
  background-size:32px 32px;
  opacity:.5;
  pointer-events:none;
}
.rl-hero__inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:var(--sp-6);
  align-items:center;
}
.rl-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 15px;
  border-radius:var(--r-pill);
  background:rgba(41,224,255,.12);
  border:1px solid rgba(41,224,255,.28);
  color:var(--c-tech);
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
  margin-bottom:22px;
}
.rl-hero h1{
  font-size:clamp(30px,5vw,52px);
  line-height:1.18;
  font-weight:900;
  letter-spacing:0;
  margin-bottom:20px;
}
.rl-hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,#FF6B84,var(--c-brand) 55%,#FFC46B);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.rl-hero__sub{
  font-size:17px;
  line-height:1.85;
  color:var(--t-sub);
  max-width:560px;
  margin-bottom:32px;
}
.rl-hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-bottom:36px;
}
.rl-stats{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}
.rl-stat{
  padding:12px 18px;
  border-radius:var(--r-input);
  background:var(--glass);
  border:1px solid var(--c-line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.rl-stat strong{
  display:block;
  font-size:20px;
  font-weight:900;
  font-variant-numeric:tabular-nums;
  color:var(--c-gold);
  line-height:1.3;
}
.rl-stat span{
  font-size:12.5px;
  color:var(--t-mute);
}

.rl-glass-card{
  position:relative;
  padding:28px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  overflow:hidden;
}
.rl-glass-card::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.6),transparent);
}
.rl-glass-card h3{
  font-size:16px;
  font-weight:700;
  margin-bottom:6px;
}
.rl-glass-card > p{
  font-size:13.5px;
  color:var(--t-mute);
  margin-bottom:20px;
}
.rl-level-line{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  margin-bottom:10px;
  font-size:13px;
  color:var(--t-sub);
}
.rl-level-line b{
  font-size:24px;
  font-weight:900;
  color:var(--t-main);
  font-variant-numeric:tabular-nums;
}
.progress.rl-progress{
  height:8px;
  margin:0 0 24px;
  border-radius:var(--r-pill);
  background:rgba(140,200,255,.14);
  border:none;
  overflow:hidden;
}
.progress.rl-progress .progress-meter{
  height:100%;
  border-radius:var(--r-pill);
  background:linear-gradient(90deg,var(--c-tech),var(--c-brand));
  background-size:220% 100%;
  position:relative;
  animation:rlFlow 4s linear infinite;
}
@keyframes rlFlow{
  0%{background-position:0% 50%;}
  100%{background-position:200% 50%;}
}
.rl-dots{
  display:flex;
  justify-content:space-between;
  gap:8px;
}
.rl-dots div{
  flex:1;
  text-align:center;
  font-size:12px;
  color:var(--t-mute);
}
.rl-dots div::before{
  content:"";
  display:block;
  width:12px;height:12px;
  margin:0 auto 8px;
  border-radius:50%;
  background:rgba(140,200,255,.2);
  border:1px solid var(--c-line-strong);
}
.rl-dots div.on::before{
  background:linear-gradient(135deg,var(--c-tech),var(--c-brand));
  box-shadow:0 0 14px rgba(41,224,255,.55);
  border-color:transparent;
}
.rl-dots div.on{color:var(--t-main);font-weight:600;}

/* ============ 锚点目录 + 内容 ============ */
.rl-main{padding:var(--sp-9) 0 var(--sp-8);position:relative;z-index:1;}
.rl-layout{
  display:grid;
  grid-template-columns:250px minmax(0,1fr);
  gap:52px;
  align-items:start;
}
.rl-toc{
  position:sticky;
  top:104px;
  padding:22px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--c-line);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:var(--sh-1);
}
.rl-toc h4{
  font-size:12.5px;
  letter-spacing:.16em;
  color:var(--t-mute);
  font-weight:700;
  margin-bottom:14px;
}
.rl-toc__list a{
  display:block;
  padding:10px 14px;
  border-radius:10px;
  font-size:14px;
  font-weight:600;
  color:var(--t-sub);
  border-left:2px solid transparent;
  transition:all .25s ease;
}
.rl-toc__list a:hover{
  color:var(--t-main);
  background:rgba(41,224,255,.08);
  border-left-color:var(--c-tech);
}
.rl-toc__list li + li{margin-top:2px;}
.rl-toc__hint{
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid var(--c-line);
  font-size:12.5px;
  color:var(--t-mute);
  line-height:1.7;
}

.rl-section{padding-bottom:var(--sp-9);}
.rl-section:last-of-type{padding-bottom:var(--sp-8);}
.rl-section__head{max-width:760px;margin-bottom:38px;}
.rl-section__head h2{
  font-size:clamp(24px,3vw,32px);
  font-weight:800;
  line-height:1.35;
  margin-bottom:14px;
}
.rl-section__head p{
  color:var(--t-sub);
  font-size:15.5px;
}
.rl-tagline{
  display:inline-block;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--c-tech);
  margin-bottom:12px;
  text-transform:uppercase;
}

/* ============ 奖励网格（Bento） ============ */
.rl-bento{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
}
.rl-tier{
  position:relative;
  display:flex;
  flex-direction:column;
  padding:28px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  transition:transform .35s ease,box-shadow .35s ease,border-color .35s ease;
}
.rl-tier:hover{
  transform:translateY(-2px);
  border-color:var(--c-line-strong);
  box-shadow:var(--sh-2),0 0 0 1px rgba(41,224,255,.22);
}
.rl-tier--wide{
  grid-column:span 2;
  flex-direction:row;
  gap:28px;
  align-items:center;
}
.rl-tier__body{flex:1;min-width:0;}
.rl-tier__figure{
  flex:0 0 42%;
  max-width:300px;
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--c-line);
  background:rgba(140,200,255,.06);
  aspect-ratio:4/3;
}
.rl-tier__figure img{
  width:100%;height:100%;
  object-fit:cover;
  border-radius:var(--r-img);
  transition:transform .45s ease-out;
}
.rl-tier:hover .rl-tier__figure img{transform:scale(1.03);}
.rl-tier__badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 13px;
  border-radius:var(--r-pill);
  font-size:12.5px;
  font-weight:700;
  color:var(--c-gold);
  border:1px solid rgba(255,196,107,.45);
  background:rgba(255,196,107,.08);
  margin-bottom:16px;
}
.rl-tier__badge--tech{
  color:var(--c-tech);
  border-color:rgba(41,224,255,.4);
  background:rgba(41,224,255,.1);
}
.rl-tier h3{
  font-size:21px;
  font-weight:800;
  line-height:1.4;
  margin-bottom:10px;
}
.rl-tier > p,.rl-tier__body > p{
  font-size:14.5px;
  color:var(--t-sub);
  margin-bottom:20px;
}
.rl-list{margin-top:auto;}
.rl-list li{
  position:relative;
  padding-left:24px;
  font-size:14.5px;
  color:var(--t-main);
  line-height:1.75;
}
.rl-list li + li{margin-top:10px;}
.rl-list li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:8px;height:8px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--c-tech),var(--c-brand));
  box-shadow:0 0 10px rgba(41,224,255,.5);
}
.rl-tier__foot{
  margin-top:22px;
  padding-top:18px;
  border-top:1px solid var(--c-line);
  font-size:13px;
  color:var(--t-mute);
}

/* ============ 进度轨道 + 里程碑 ============ */
.rl-track{
  position:relative;
  padding:36px 30px 26px;
  border-radius:var(--r-card);
  background:linear-gradient(180deg,rgba(16,26,48,.75),rgba(10,17,34,.6));
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  margin-bottom:46px;
}
.rl-track__labels{
  display:flex;
  justify-content:space-between;
  font-size:13px;
  color:var(--t-sub);
  margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.rl-track__labels b{color:var(--c-tech);font-weight:800;}

.rl-mile{
  display:grid;
  grid-template-columns:1fr 64px 1fr;
  align-items:center;
  gap:0;
  margin-bottom:26px;
}
.rl-mile__card{
  padding:22px 24px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--c-line);
  transition:border-color .3s ease,transform .3s ease,box-shadow .3s ease;
}
.rl-mile__card:hover{
  transform:translateY(-2px);
  border-color:var(--c-line-strong);
  box-shadow:var(--sh-2),0 0 0 1px rgba(41,224,255,.22);
}
.rl-mile__card h3{
  font-size:18px;
  font-weight:800;
  margin-bottom:8px;
}
.rl-mile__card p{
  font-size:14.5px;
  color:var(--t-sub);
}
.rl-mile__node{
  display:grid;
  place-items:center;
}
.rl-mile__node span{
  width:44px;height:44px;
  display:grid;place-items:center;
  border-radius:50%;
  font-size:15px;
  font-weight:900;
  color:#04121A;
  background:linear-gradient(135deg,var(--c-tech),#5FEBFF);
  box-shadow:0 0 22px rgba(41,224,255,.45);
  font-variant-numeric:tabular-nums;
}
.rl-mile--right .rl-mile__card{grid-column:3;}
.rl-mile--right .rl-mile__node{grid-column:2;}
.rl-mile--left .rl-mile__card{grid-column:1;text-align:right;}

.rl-inline-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:700;
  font-size:14.5px;
  color:var(--c-tech);
}
.rl-inline-link::after{
  content:"→";
  transition:transform .25s ease;
}
.rl-inline-link:hover::after{transform:translateX(4px);}

/* ============ 核对清单 ============ */
.rl-check-wrap{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  gap:28px;
  align-items:start;
}
.rl-panel{
  padding:30px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--c-line);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:var(--sh-1);
}
.rl-panel h3{
  font-size:19px;
  font-weight:800;
  margin-bottom:18px;
}
.rl-check li{
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding:13px 0;
  border-bottom:1px dashed rgba(140,200,255,.13);
  font-size:15px;
}
.rl-check li:last-child{border-bottom:none;}
.rl-check i{
  flex:0 0 24px;
  height:24px;
  margin-top:3px;
  display:grid;
  place-items:center;
  border-radius:8px;
  font-style:normal;
  font-size:13px;
  font-weight:900;
  color:var(--c-success);
  background:rgba(53,232,176,.12);
  border:1px solid rgba(53,232,176,.35);
}
.rl-note{
  padding:18px 20px;
  border-radius:var(--r-input);
  background:rgba(255,61,94,.07);
  border:1px solid rgba(255,61,94,.28);
  font-size:14px;
  color:var(--t-sub);
  line-height:1.8;
}
.rl-note strong{color:var(--t-main);}
.rl-note + .rl-note{margin-top:14px;}
.rl-note--gold{
  background:rgba(255,196,107,.07);
  border-color:rgba(255,196,107,.3);
}

/* ============ FAQ 手风琴 ============ */
.accordion.rl-accordion{
  background:transparent;
  border:none;
  max-width:none;
}
.accordion.rl-accordion .accordion-item{
  background:var(--glass);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .3s ease,box-shadow .3s ease;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.accordion.rl-accordion .accordion-item:hover{
  border-color:var(--c-line-strong);
}
.accordion.rl-accordion .accordion-item.is-active{
  border-color:rgba(41,224,255,.4);
  box-shadow:0 0 0 1px rgba(41,224,255,.18),var(--sh-1);
}
.accordion.rl-accordion .accordion-title{
  position:relative;
  padding:20px 56px 20px 26px;
  font-size:17.5px;
  font-weight:700;
  color:var(--t-main);
  border:none;
  background:transparent;
  line-height:1.6;
  min-height:44px;
}
.accordion.rl-accordion .accordion-title:hover,
.accordion.rl-accordion .accordion-title:focus{
  background:rgba(41,224,255,.06);
  color:var(--t-main);
}
.accordion.rl-accordion .accordion-title::before{
  content:"";
  position:absolute;
  right:24px;
  top:50%;
  width:12px;
  height:12px;
  margin-top:-8px;
  border-right:2px solid var(--c-tech);
  border-bottom:2px solid var(--c-tech);
  transform:rotate(45deg);
  transition:transform .3s ease;
  float:none;
  background:none;
  position:absolute;
}
.accordion.rl-accordion .accordion-item.is-active .accordion-title::before{
  transform:rotate(-135deg);
  margin-top:-4px;
}
.accordion.rl-accordion .accordion-item.is-active .accordion-title::after{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:3px;
  border-radius:0 4px 4px 0;
  background:linear-gradient(180deg,var(--c-tech),var(--c-brand));
  box-shadow:0 0 14px rgba(41,224,255,.6);
}
.accordion.rl-accordion .accordion-content{
  padding:0 26px 22px;
  border:none;
  background:transparent;
  color:var(--t-sub);
  font-size:15px;
  line-height:1.85;
}
.accordion.rl-accordion .accordion-content p + p{margin-top:10px;}
.accordion.rl-accordion .accordion-content a{color:var(--c-tech);font-weight:600;}

/* ============ CTA ============ */
.rl-cta-panel{
  position:relative;
  padding:64px 56px;
  border-radius:24px;
  overflow:hidden;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;
  background-position:center;
  border:1px solid var(--c-line);
  box-shadow:var(--sh-2);
}
.rl-cta-panel::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(600px 300px at 82% 10%, rgba(255,61,94,.28), transparent 62%),
    linear-gradient(102deg,rgba(5,8,15,.95) 0%,rgba(5,8,15,.8) 58%,rgba(5,8,15,.55) 100%);
}
.rl-cta-panel__inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);
  gap:40px;
  align-items:center;
}
.rl-cta-panel h2{
  font-size:clamp(24px,3.2vw,34px);
  font-weight:900;
  line-height:1.32;
  margin-bottom:16px;
}
.rl-cta-panel p{
  color:var(--t-sub);
  font-size:15.5px;
  margin-bottom:26px;
}
.rl-cta-panel ul li{
  position:relative;
  padding-left:22px;
  font-size:14.5px;
  color:var(--t-main);
}
.rl-cta-panel ul li + li{margin-top:10px;}
.rl-cta-panel ul li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:7px;height:7px;
  border-radius:50%;
  background:var(--c-gold);
  box-shadow:0 0 10px rgba(255,196,107,.6);
}

/* ============ 页脚 ============ */
.rl-footer{
  position:relative;
  margin-top:var(--sp-8);
  padding:72px 0 32px;
  background:linear-gradient(180deg,rgba(10,17,34,.4),rgba(5,8,15,.9));
  border-top:1px solid var(--c-line);
}
.rl-footer::before{
  content:"";
  position:absolute;
  top:-1px;left:0;right:0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(41,224,255,.5),rgba(255,61,94,.45),transparent);
}
.rl-footer__grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
}
.rl-footer__brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.rl-footer__brand strong{
  font-size:16.5px;
  font-weight:800;
  color:var(--t-main);
}
.rl-footer__desc{
  font-size:14px;
  color:var(--t-mute);
  line-height:1.85;
  max-width:340px;
}
.rl-footer h4{
  font-size:14px;
  font-weight:700;
  color:var(--t-main);
  margin-bottom:16px;
  letter-spacing:.04em;
}
.rl-footer ul li + li{margin-top:10px;}
.rl-footer ul a{
  font-size:14px;
  color:var(--t-sub);
}
.rl-footer ul a:hover{color:var(--c-tech);}
.rl-footer__note{
  font-size:13.5px;
  color:var(--t-mute);
  line-height:1.85;
}
.rl-footer__note span{
  display:inline-block;
  margin-top:10px;
  color:rgba(108,124,153,.85);
  font-variant-numeric:tabular-nums;
}
.rl-footer__bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  padding-top:24px;
  border-top:1px solid var(--c-line);
  font-size:13px;
  color:var(--t-mute);
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .rl-nav{display:none;}
  .rl-header__cta{display:none;}
  .rl-burger{display:block;}
  .rl-logo__text{font-size:16px;}
  .rl-hero{padding:132px 0 64px;}
  .rl-hero__inner{grid-template-columns:1fr;gap:32px;}
  .rl-layout{grid-template-columns:1fr;gap:32px;}
  .rl-toc{
    position:static;
    padding:16px 18px;
  }
  .rl-toc h4{margin-bottom:10px;}
  .rl-toc__list{
    display:flex;
    gap:10px;
    overflow-x:auto;
    padding-bottom:6px;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
  }
  .rl-toc__list::-webkit-scrollbar{display:none;}
  .rl-toc__list li{flex:0 0 auto;}
  .rl-toc__list li + li{margin-top:0;}
  .rl-toc__list a{
    white-space:nowrap;
    border-left:none;
    border:1px solid var(--c-line);
    border-radius:var(--r-pill);
    padding:9px 16px;
    min-height:44px;
    display:flex;
    align-items:center;
  }
  .rl-toc__hint{display:none;}
  .rl-bento{grid-template-columns:repeat(2,minmax(0,1fr));}
  .rl-tier--wide{grid-column:span 2;flex-direction:row;}
  .rl-mile{grid-template-columns:56px minmax(0,1fr);}
  .rl-mile--right .rl-mile__card{grid-column:2;}
  .rl-mile--right .rl-mile__node{grid-column:1;grid-row:1;}
  .rl-mile--left .rl-mile__card{grid-column:2;text-align:left;}
  .rl-mile--left .rl-mile__node{grid-column:1;grid-row:1;}
  .rl-mile__card{margin-left:14px;}
  .rl-check-wrap{grid-template-columns:1fr;}
  .rl-cta-panel{padding:48px 32px;}
  .rl-cta-panel__inner{grid-template-columns:1fr;gap:28px;}
  .rl-footer__grid{grid-template-columns:1fr 1fr;gap:32px;}
  .rl-main{padding:72px 0 56px;}
  .rl-section{padding-bottom:72px;}
}

@media (max-width:639px){
  .rl-container{padding-left:16px;padding-right:16px;}
  .rl-header{padding:12px 0;}
  .rl-logo__text{font-size:15px;}
  .rl-logo__mark{width:34px;height:34px;font-size:16px;border-radius:10px;}
  .rl-hero{padding:118px 0 56px;}
  .rl-hero__sub{font-size:15.5px;}
  .rl-hero__actions{gap:12px;}
  .rl-hero__actions .rl-btn{flex:1 1 100%;}
  .rl-stats{gap:10px;}
  .rl-stat{flex:1 1 calc(50% - 5px);padding:10px 14px;}
  .rl-bento{grid-template-columns:1fr;}
  .rl-tier--wide{grid-column:span 1;flex-direction:column;align-items:stretch;}
  .rl-tier__figure{max-width:none;flex:none;width:100%;}
  .rl-tier{padding:22px;}
  .rl-panel{padding:22px;}
  .rl-track{padding:26px 18px 18px;}
  .rl-cta-panel{padding:36px 20px;border-radius:18px;}
  .rl-cta-panel .rl-btn{width:100%;}
  .rl-footer{padding:52px 0 26px;}
  .rl-footer__grid{grid-template-columns:1fr;gap:28px;}
  .rl-footer__bottom{flex-direction:column;}
  .accordion.rl-accordion .accordion-title{padding:18px 48px 18px 20px;font-size:16px;}
  .accordion.rl-accordion .accordion-content{padding:0 20px 20px;}
  .rl-section{padding-bottom:56px;}
  .rl-main{padding:56px 0 48px;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
}

/* roulang page: category4 */
:root{
  --c-void:#05080F;
  --c-deep:#0A1122;
  --c-elev:#101A30;
  --c-brand:#FF3D5E;
  --c-brand-2:#FF6B84;
  --c-tech:#29E0FF;
  --c-tech-2:#7BEBFF;
  --c-gold:#FFC46B;
  --c-ok:#35E8B0;
  --t-1:#E9F0FB;
  --t-2:#9FB0CC;
  --t-3:#6C7C99;
  --c-line:rgba(140,200,255,.16);
  --c-line-2:rgba(140,200,255,.30);
  --glass:rgba(255,255,255,.055);
  --glass-2:rgba(255,255,255,.085);
  --r-card:16px;
  --r-img:14px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(0,0,0,.35);
  --sh-2:0 16px 40px rgba(0,0,0,.45),0 0 0 1px rgba(41,224,255,.22);
  --sh-glow:0 0 24px rgba(255,61,94,.35);
  --container:1200px;
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;--sp-9:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  color:var(--t-1);
  background-color:var(--c-void);
  background-image:
    radial-gradient(880px 520px at 10% -10%, rgba(41,224,255,.08), transparent 62%),
    radial-gradient(760px 480px at 92% 2%, rgba(255,61,94,.06), transparent 64%),
    linear-gradient(rgba(140,200,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(140,200,255,.04) 1px, transparent 1px);
  background-size:auto,auto,32px 32px,32px 32px;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-tech);text-decoration:none;transition:color .25s ease,opacity .25s ease}
a:hover,a:focus{color:var(--c-tech-2)}
p{margin:0 0 1em}
h1,h2,h3,h4{margin:0;color:var(--t-1);letter-spacing:.01em;line-height:1.3}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--c-tech);outline-offset:3px;border-radius:6px}
::selection{background:rgba(41,224,255,.28);color:#fff}
.rl-num{font-variant-numeric:tabular-nums}

.rl-container{width:100%;max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px}
.grid-container.rl-container{max-width:var(--container);padding-left:24px;padding-right:24px}
.rl-section{padding:96px 0}
.rl-section--tight{padding:64px 0}
.rl-section--alt{background:linear-gradient(180deg,rgba(16,26,48,.55),rgba(5,8,15,0))}

/* Header / Nav */
.rl-header{position:fixed;top:0;left:0;right:0;z-index:80;border-bottom:1px solid transparent;transition:background .35s ease,backdrop-filter .35s ease,box-shadow .35s ease,border-color .35s ease}
.rl-header.is-scrolled{background:rgba(10,17,34,.8);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);border-bottom-color:var(--c-line);box-shadow:0 8px 24px rgba(0,0,0,.35)}
.rl-header__inner{display:flex;align-items:center;gap:20px;min-height:72px}
.rl-logo{display:inline-flex;align-items:center;gap:10px;color:var(--t-1);font-weight:800;flex-shrink:0}
.rl-logo:hover{color:var(--t-1)}
.rl-logo__mark{width:34px;height:34px;border-radius:10px;display:inline-grid;place-items:center;background:linear-gradient(135deg,var(--c-brand),var(--c-brand-2));color:#fff;font-size:16px;font-weight:900;box-shadow:var(--sh-glow);flex-shrink:0}
.rl-logo__text{font-size:17px;letter-spacing:.02em;white-space:nowrap}
.rl-nav{display:flex;align-items:center;gap:4px;margin-left:auto;padding:5px;border-radius:var(--r-pill);background:var(--glass);border:1px solid var(--c-line);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}
.rl-nav a{padding:9px 16px;border-radius:var(--r-pill);font-size:14px;font-weight:500;color:var(--t-2);white-space:nowrap;transition:color .25s ease,background .25s ease,box-shadow .25s ease}
.rl-nav a:hover{color:var(--t-1);background:rgba(41,224,255,.1)}
.rl-nav a.is-active{color:#CFF6FF;background:rgba(41,224,255,.16);box-shadow:inset 0 0 0 1px rgba(41,224,255,.38)}
.rl-header__cta{margin-left:8px}
.rl-burger{display:none;width:44px;height:44px;align-items:center;justify-content:center;border-radius:12px;border:1px solid var(--c-line);background:var(--glass);margin-left:auto;flex-direction:column;gap:5px;padding:0}
.rl-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--t-1);transition:transform .3s ease,opacity .3s ease}
.rl-burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.rl-burger.is-open span:nth-child(2){opacity:0}
.rl-burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Buttons */
.rl-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 24px;border-radius:var(--r-pill);font-size:15px;font-weight:700;border:1px solid transparent;text-align:center;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease}
.rl-btn--primary{background:linear-gradient(135deg,var(--c-brand),var(--c-brand-2));color:#fff;box-shadow:var(--sh-glow)}
.rl-btn--primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 0 34px rgba(255,61,94,.5)}
.rl-btn--ghost{background:var(--glass);border-color:var(--c-line);color:var(--t-1);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}
.rl-btn--ghost:hover{color:#fff;border-color:var(--c-line-2);background:var(--glass-2);transform:translateY(-1px)}
.rl-btn:active{transform:scale(.98)}
.rl-btn--sm{min-height:42px;padding:0 18px;font-size:14px}
.rl-link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-tech)}
.rl-link-more::after{content:"→";transition:transform .25s ease}
.rl-link-more:hover::after{transform:translateX(4px)}

/* Hero */
.rl-hero{position:relative;padding:150px 0 88px;overflow:hidden}
.rl-hero__bg{position:absolute;inset:0;background-image:linear-gradient(115deg,rgba(5,8,15,.95) 0%,rgba(5,8,15,.86) 42%,rgba(10,17,34,.72) 100%),url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;z-index:0}
.rl-hero__bg::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(140,200,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(140,200,255,.05) 1px,transparent 1px);background-size:32px 32px;opacity:.7}
.rl-hero__inner{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.28fr) minmax(0,.92fr);gap:48px;align-items:center}
.rl-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);background:rgba(41,224,255,.12);border:1px solid rgba(41,224,255,.3);color:#BEEFFF;font-size:13px;font-weight:600;margin-bottom:22px}
.rl-eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--c-tech);box-shadow:0 0 10px var(--c-tech);display:inline-block}
.rl-hero h1{font-size:clamp(30px,5vw,54px);font-weight:900;line-height:1.18;letter-spacing:0}
.rl-hero__sub{margin-top:20px;font-size:17px;line-height:1.85;color:var(--t-2);max-width:56ch}
.rl-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.rl-hero__stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.rl-stat{padding:10px 16px;border-radius:var(--r-pill);background:var(--glass);border:1px solid var(--c-line);font-size:13px;color:var(--t-2);display:inline-flex;align-items:center;gap:8px}
.rl-stat b{color:var(--t-1);font-size:15px;font-variant-numeric:tabular-nums}
.rl-hero__card{position:relative;padding:28px;border-radius:20px;background:var(--glass);border:1px solid var(--c-line);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);box-shadow:var(--sh-1);overflow:hidden}
.rl-hero__card::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.5),transparent)}
.rl-hero__card h2{font-size:17px;font-weight:800;margin-bottom:6px}
.rl-hero__card .rl-card__hint{font-size:13px;color:var(--t-3);margin-bottom:20px}
.rl-hero__figure{margin-top:22px;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-line);background:rgba(255,255,255,.04);aspect-ratio:16/9}
.rl-hero__figure img{width:100%;height:100%;object-fit:cover}

/* Progress */
.rl-progress{height:8px;border-radius:var(--r-pill);background:rgba(255,255,255,.09);overflow:hidden}
.rl-progress__bar{height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-tech),var(--c-brand));background-size:200% 100%;animation:rl-flow 6s linear infinite}
@keyframes rl-flow{0%{background-position:0% 0}100%{background-position:200% 0}}
.rl-marks{display:flex;justify-content:space-between;gap:8px;margin-top:16px}
.rl-mark{display:flex;align-items:flex-start;gap:8px;font-size:13px;color:var(--t-2)}
.rl-mark i{width:9px;height:9px;border-radius:50%;margin-top:8px;background:rgba(255,255,255,.22);flex-shrink:0}
.rl-mark.is-done i{background:var(--c-tech);box-shadow:0 0 10px rgba(41,224,255,.7)}
.rl-mark.is-todo i{background:var(--c-gold);box-shadow:0 0 10px rgba(255,196,107,.6)}

/* Layout with TOC */
.rl-layout{display:grid;grid-template-columns:236px minmax(0,1fr);gap:48px;align-items:start}
.rl-toc{position:sticky;top:104px;padding:20px;border-radius:var(--r-card);background:var(--glass);border:1px solid var(--c-line);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}
.rl-toc h2{font-size:13px;font-weight:700;color:var(--t-3);letter-spacing:.08em;margin-bottom:14px}
.rl-toc ul{display:flex;flex-direction:column;gap:4px}
.rl-toc a{display:block;padding:9px 12px;border-radius:10px;font-size:14px;color:var(--t-2);border-left:2px solid transparent}
.rl-toc a:hover{color:var(--t-1);background:rgba(41,224,255,.08);border-left-color:var(--c-tech)}

.rl-block{margin-bottom:64px}
.rl-block:last-child{margin-bottom:0}
.rl-block__head{max-width:70ch;margin-bottom:32px}
.rl-block__head h2{font-size:clamp(24px,3vw,34px);font-weight:800;position:relative;padding-left:18px}
.rl-block__head h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:linear-gradient(180deg,var(--c-tech),var(--c-brand));box-shadow:0 0 18px rgba(41,224,255,.45)}
.rl-block__head p{margin-top:14px;color:var(--t-2);font-size:15.5px}

/* Bento cards */
.rl-bento{display:grid;grid-template-columns:1.32fr 1fr;gap:24px}
.rl-card{border-radius:var(--r-card);background:var(--glass);border:1px solid var(--c-line);padding:26px;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;position:relative;overflow:hidden}
.rl-card:hover{transform:translateY(-2px);border-color:var(--c-line-2);box-shadow:var(--sh-2)}
.rl-card--wide{grid-row:span 2}
.rl-card h3{font-size:20px;font-weight:700;margin-bottom:12px}
.rl-card p{color:var(--t-2);font-size:15px;line-height:1.85;margin-bottom:0}
.rl-card__media{margin-top:22px;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-line);aspect-ratio:16/9;background:rgba(255,255,255,.05)}
.rl-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out}
.rl-card:hover .rl-card__media img{transform:scale(1.03)}
.rl-badge{display:inline-block;padding:5px 12px;border-radius:var(--r-pill);font-size:12px;font-weight:700;letter-spacing:.02em}
.rl-badge--tech{background:rgba(41,224,255,.12);color:#A9EEFF;border:1px solid rgba(41,224,255,.28)}
.rl-badge--gold{background:rgba(255,196,107,.1);color:var(--c-gold);border:1px solid rgba(255,196,107,.38)}
.rl-badge--brand{background:rgba(255,61,94,.12);color:#FFB2C1;border:1px solid rgba(255,61,94,.32)}
.rl-card__label{margin-bottom:14px;display:block}

/* Steps */
.rl-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.rl-step{position:relative;padding:26px 22px;border-radius:var(--r-card);background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));border:1px solid var(--c-line);transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease}
.rl-step:hover{transform:translateY(-2px);border-color:var(--c-line-2);box-shadow:var(--sh-2)}
.rl-step__no{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;font-weight:800;font-size:15px;color:#041018;background:linear-gradient(135deg,var(--c-tech),#68F0FF);box-shadow:0 0 22px rgba(41,224,255,.4);margin-bottom:16px}
.rl-step h3{font-size:18px;font-weight:700;margin-bottom:10px}
.rl-step p{color:var(--t-2);font-size:14.5px;line-height:1.8;margin:0}

/* Accordion */
.rl-accordion{list-style:none;margin:0;border:none;background:transparent}
.rl-accordion .accordion-item{margin-bottom:12px;border:none;background:transparent}
.rl-accordion .accordion-title{position:relative;display:block;padding:20px 60px 20px 22px;border-radius:14px;border:1px solid var(--c-line);background:var(--glass);color:var(--t-1);font-size:18px;font-weight:700;line-height:1.5;transition:border-color .3s ease,box-shadow .3s ease,background .3s ease}
.rl-accordion .accordion-title:hover,.rl-accordion .accordion-title:focus{background:var(--glass-2);border-color:var(--c-line-2);color:var(--t-1)}
.rl-accordion .accordion-title::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);font-size:24px;font-weight:400;color:var(--c-tech);line-height:1}
.rl-accordion .accordion-item.is-active .accordion-title{border-color:rgba(41,224,255,.42);box-shadow:inset 3px 0 0 var(--c-tech),0 0 24px rgba(41,224,255,.14);background:rgba(41,224,255,.06)}
.rl-accordion .accordion-item.is-active .accordion-title::after{content:"–"}
.rl-accordion .accordion-content{display:none;border:none;background:rgba(255,255,255,.03);border-radius:0 0 14px 14px;padding:18px 22px 22px;margin-top:-4px;color:var(--t-2);font-size:15px;line-height:1.85}
.rl-accordion .accordion-item.is-active .accordion-content{display:block}
.rl-accordion .accordion-content p:last-child{margin-bottom:0}
.rl-accordion .accordion-content a{font-weight:600}

/* Form */
.rl-form-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.85fr);gap:32px;padding:36px;border-radius:20px;background:linear-gradient(150deg,rgba(41,224,255,.07),rgba(255,255,255,.035));border:1px solid var(--c-line);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}
.rl-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.rl-field{display:flex;flex-direction:column;gap:8px}
.rl-field--full{grid-column:1/-1}
.rl-field label{font-size:14px;font-weight:600;color:var(--t-2)}
.rl-field input,.rl-field select,.rl-field textarea{width:100%;padding:12px 14px;border-radius:var(--r-input);border:1px solid var(--c-line);background:rgba(5,8,15,.55);color:var(--t-1);font-size:15px;line-height:1.6;transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;appearance:none;-webkit-appearance:none}
.rl-field select{background-image:linear-gradient(45deg,transparent 50%,var(--t-2) 50%),linear-gradient(135deg,var(--t-2) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.rl-field textarea{min-height:132px;resize:vertical}
.rl-field input::placeholder,.rl-field textarea::placeholder{color:var(--t-3)}
.rl-field input:focus,.rl-field select:focus,.rl-field textarea:focus{outline:none;border-color:rgba(41,224,255,.6);box-shadow:0 0 0 3px rgba(41,224,255,.16);background:rgba(5,8,15,.75)}
.rl-field.is-error input,.rl-field.is-error textarea,.rl-field.is-error select{border-color:rgba(255,61,94,.7);box-shadow:0 0 0 3px rgba(255,61,94,.14)}
.rl-field__err{font-size:13px;color:#FF9BAE;display:none}
.rl-field.is-error .rl-field__err{display:block}
.rl-form__actions{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:4px}
.rl-form__note{font-size:13px;color:var(--t-3);line-height:1.7}
.rl-aside{border-radius:var(--r-card);border:1px solid var(--c-line);background:rgba(255,255,255,.04);padding:26px}
.rl-aside h3{font-size:18px;font-weight:700;margin-bottom:16px}
.rl-list li{position:relative;padding-left:22px;margin-bottom:12px;color:var(--t-2);font-size:14.5px;line-height:1.8}
.rl-list li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:2px;background:linear-gradient(135deg,var(--c-tech),var(--c-brand))}

/* CTA */
.rl-cta{padding:48px;border-radius:24px;background:linear-gradient(140deg,rgba(255,61,94,.14),rgba(41,224,255,.1) 60%,rgba(255,255,255,.03));border:1px solid var(--c-line);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);position:relative;overflow:hidden}
.rl-cta::before{content:"";position:absolute;inset:0;background:radial-gradient(520px 260px at 12% 0%,rgba(41,224,255,.16),transparent 65%);pointer-events:none}
.rl-cta__inner{position:relative;z-index:1;display:flex;align-items:center;gap:32px;justify-content:space-between;flex-wrap:wrap}
.rl-cta h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;margin-bottom:10px}
.rl-cta p{color:var(--t-2);margin:0;font-size:15.5px;max-width:60ch}
.rl-related{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px}
.rl-related__item{display:block;padding:24px;border-radius:var(--r-card);background:var(--glass);border:1px solid var(--c-line);transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease}
.rl-related__item:hover{transform:translateY(-2px);border-color:var(--c-line-2);box-shadow:var(--sh-2)}
.rl-related__item h3{font-size:18px;font-weight:700;margin:12px 0 10px;color:var(--t-1)}
.rl-related__item p{color:var(--t-2);font-size:14.5px;margin:0}

/* Footer */
.rl-footer{margin-top:96px;border-top:1px solid transparent;background:linear-gradient(180deg,rgba(10,17,34,.4),rgba(5,8,15,.95));position:relative}
.rl-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(41,224,255,.5),rgba(255,61,94,.4),transparent)}
.rl-footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding:72px 0 40px}
.rl-footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.rl-footer__brand strong{font-size:16px}
.rl-footer__desc{color:var(--t-2);font-size:14px;line-height:1.85;margin:0;max-width:38ch}
.rl-footer h4{font-size:14px;font-weight:700;color:var(--t-1);margin-bottom:16px;letter-spacing:.04em}
.rl-footer ul li{margin-bottom:10px}
.rl-footer ul a{color:var(--t-2);font-size:14px}
.rl-footer ul a:hover{color:var(--c-tech)}
.rl-footer__note{color:var(--t-2);font-size:14px;line-height:1.85;margin:0}
.rl-footer__note span{color:var(--t-3);font-size:13px}
.rl-footer__bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:22px 0 32px;border-top:1px solid var(--c-line);color:var(--t-3);font-size:13px}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* Responsive */
@media (max-width:1023px){
  .rl-section{padding:72px 0}
  .rl-hero{padding:128px 0 72px}
  .rl-hero__inner{grid-template-columns:minmax(0,1fr);gap:36px}
  .rl-layout{grid-template-columns:minmax(0,1fr);gap:28px}
  .rl-toc{position:static;padding:14px;overflow:hidden}
  .rl-toc h2{margin-bottom:10px}
  .rl-toc ul{flex-direction:row;overflow-x:auto;gap:8px;padding-bottom:4px;-webkit-overflow-scrolling:touch}
  .rl-toc a{white-space:nowrap;border-left:none;border:1px solid var(--c-line);border-radius:var(--r-pill);padding:8px 16px}
  .rl-toc a:hover{border-color:rgba(41,224,255,.45)}
  .rl-bento{grid-template-columns:minmax(0,1fr)}
  .rl-card--wide{grid-row:auto}
  .rl-steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rl-form-wrap{grid-template-columns:minmax(0,1fr);padding:28px}
  .rl-related{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rl-footer__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;padding:56px 0 32px}
  .rl-cta{padding:36px 28px}
  .rl-nav{position:fixed;top:0;right:0;width:min(86vw,360px);height:100vh;margin-left:0;flex-direction:column;align-items:stretch;gap:8px;padding:104px 24px 32px;border-radius:0;border:none;border-left:1px solid var(--c-line);background:rgba(10,17,34,.94);-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);transform:translateX(102%);transition:transform .35s ease;z-index:90;overflow-y:auto}
  .rl-nav.is-open{transform:translateX(0)}
  .rl-nav a{padding:15px 18px;font-size:16px;border-radius:12px;text-align:left}
  .rl-burger{display:inline-flex}
  .rl-header__cta{display:none}
}
@media (max-width:640px){
  .rl-container,.grid-container.rl-container{padding-left:16px;padding-right:16px}
  .rl-section{padding:56px 0}
  .rl-section--tight{padding:48px 0}
  .rl-hero{padding:112px 0 56px}
  .rl-logo__text{font-size:15px}
  .rl-hero__actions .rl-btn{width:100%}
  .rl-steps{grid-template-columns:minmax(0,1fr)}
  .rl-form{grid-template-columns:minmax(0,1fr)}
  .rl-related{grid-template-columns:minmax(0,1fr)}
  .rl-footer__grid{grid-template-columns:minmax(0,1fr);padding:48px 0 28px}
  .rl-block{margin-bottom:48px}
  .rl-card{padding:22px}
  .rl-accordion .accordion-title{font-size:16.5px;padding:18px 52px 18px 18px}
  .rl-cta{padding:28px 20px}
  .rl-btn{width:100%}
  .rl-hero__stats{width:100%}
}