/* roulang page: index */
:root{
  --bg-0:#070D15;
  --bg-1:#0B1622;
  --bg-2:#101F2E;
  --primary:#2EE6C5;
  --primary-dim:rgba(46,230,197,.16);
  --accent:#FF7A55;
  --accent-2:#6E7BFF;
  --text-1:#EAF2F7;
  --text-2:rgba(234,242,247,.72);
  --text-3:rgba(234,242,247,.48);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --glass:rgba(255,255,255,.05);
  --glass-hover:rgba(255,255,255,.08);
  --radius-card:20px;
  --radius-media:16px;
  --radius-pill:999px;
  --shadow-card:0 1px 0 rgba(255,255,255,.08) inset, 0 18px 40px -18px rgba(0,0,0,.72);
  --shadow-card-hover:0 1px 0 rgba(255,255,255,.14) inset, 0 26px 56px -20px rgba(0,0,0,.8);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --section-gap:96px;
  --font-sans:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Space Grotesk","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  -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(255,255,255,.022) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 72%);
  mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 72%);
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;background-color:transparent;transition:color var(--ease),border-color var(--ease),background-color var(--ease)}
a:hover{color:var(--primary)}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--text-1)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
input,textarea,select{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
::selection{background:rgba(46,230,197,.28);color:#fff}
.ly-skip{position:absolute;left:-9999px;top:0}
.ly-skip:focus{left:16px;top:12px;z-index:999;background:var(--bg-2);padding:10px 16px;border-radius:12px;border:1px solid var(--line-strong)}

/* 容器 */
.ly-container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;position:relative;z-index:1}
.ly-section{padding:var(--section-gap) 0;position:relative}
.ly-section--tight{padding:64px 0}
.ly-section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap}
.ly-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:11px;letter-spacing:.14em;color:var(--primary);text-transform:uppercase;font-family:var(--font-num);margin-bottom:14px}
.ly-eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--primary),transparent)}
.ly-h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700}
.ly-h2 em{font-style:normal;color:var(--primary)}
.ly-lead{color:var(--text-2);font-size:15px;margin-top:12px;max-width:640px}
.ly-more{font-size:13px;color:var(--text-2);border-bottom:1px solid var(--line-strong);padding-bottom:3px;white-space:nowrap}
.ly-more:hover{color:var(--primary);border-color:var(--primary)}

/* 导航 */
.ly-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:200;
  height:72px;
  background:rgba(7,13,21,.28);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
  box-shadow:0 8px 24px -18px rgba(0,0,0,.9);
  transition:height var(--ease),background-color var(--ease),box-shadow var(--ease);
}
.ly-header.is-scrolled{
  height:64px;
  background:rgba(7,13,21,.88);
  box-shadow:0 12px 34px -18px rgba(0,0,0,.95);
}
.ly-nav{max-width:1200px;margin:0 auto;padding:0 32px;height:100%;display:flex;align-items:center;gap:28px}
.ly-logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.ly-logo__mark{width:36px;height:36px;flex:0 0 36px;filter:drop-shadow(0 6px 14px rgba(46,230,197,.32))}
.ly-logo__text{display:flex;flex-direction:column;line-height:1.15}
.ly-logo__main{font-size:15px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.ly-logo__sub{font-size:10px;letter-spacing:.16em;color:var(--text-3);font-family:var(--font-num);text-transform:uppercase}
.ly-nav__links{display:flex;align-items:center;gap:6px;margin-left:14px}
.ly-nav__links a{
  position:relative;
  font-size:14px;
  color:var(--text-2);
  padding:8px 12px;
  border-radius:10px;
  white-space:nowrap;
  transition:color var(--ease),background-color var(--ease);
}
.ly-nav__links a::after{
  content:"";
  position:absolute;left:50%;bottom:2px;height:2px;width:0;
  background:var(--primary);
  transform:translateX(-50%);
  transition:width var(--ease);
  border-radius:2px;
}
.ly-nav__links a:hover{color:var(--text-1);background:var(--glass)}
.ly-nav__links a:hover::after,.ly-nav__links a.is-active::after{width:20px}
.ly-nav__links a.is-active{color:var(--primary)}
.ly-nav__right{margin-left:auto;display:flex;align-items:center;gap:12px}
.ly-search{
  display:flex;align-items:center;gap:8px;
  height:38px;padding:0 14px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line);
  background:var(--glass);
  color:var(--text-3);
  font-size:13px;
  transition:border-color var(--ease),color var(--ease),background-color var(--ease);
}
.ly-search:hover{border-color:var(--line-strong);color:var(--text-1);background:var(--glass-hover)}
.ly-search svg{width:15px;height:15px;flex:0 0 15px}
.ly-nav__cta{
  display:inline-flex;align-items:center;gap:6px;
  height:38px;padding:0 18px;
  border-radius:var(--radius-pill);
  font-size:13px;font-weight:700;
  color:#06231F;
  background:linear-gradient(135deg,#2EE6C5,#1FC9B4);
  box-shadow:0 0 0 1px rgba(46,230,197,.45),0 10px 26px -10px rgba(46,230,197,.5);
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
}
.ly-nav__cta:hover{color:#06231F;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(46,230,197,.6),0 14px 34px -10px rgba(46,230,197,.6)}
.ly-burger{
  display:none;width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line);background:var(--glass);
  align-items:center;justify-content:center;
}
.ly-burger span{display:block;width:16px;height:2px;background:var(--text-1);border-radius:2px;position:relative}
.ly-burger span::before,.ly-burger span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text-1);border-radius:2px}
.ly-burger span::before{top:-5px}
.ly-burger span::after{top:5px}
.ly-drawer{
  position:fixed;inset:0;z-index:300;
  background:rgba(7,13,21,.94);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  display:none;
  flex-direction:column;
  padding:24px;
}
.ly-drawer.is-open{display:flex}
.ly-drawer__top{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}
.ly-drawer__close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:var(--glass);display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--text-2)}
.ly-drawer__links{display:flex;flex-direction:column;gap:6px}
.ly-drawer__links a{padding:16px 14px;border-radius:14px;font-size:16px;color:var(--text-2);border:1px solid transparent}
.ly-drawer__links a:hover,.ly-drawer__links a.is-active{background:var(--glass);border-color:var(--line);color:var(--primary)}
.ly-drawer__foot{margin-top:auto;display:flex;flex-direction:column;gap:14px}
.ly-drawer__foot p{font-size:12px;color:var(--text-3)}

/* Hero */
.ly-hero{
  position:relative;
  padding:150px 0 96px;
  overflow:hidden;
}
.ly-hero__bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-1.png);
  background-size:cover;
  background-position:center;
  opacity:.42;
}
.ly-hero__veil{
  position:absolute;inset:0;
  background:
    radial-gradient(120% 80% at 18% 8%,rgba(46,230,197,.16),transparent 58%),
    radial-gradient(90% 70% at 88% 20%,rgba(110,123,255,.16),transparent 62%),
    linear-gradient(180deg,rgba(7,13,21,.55) 0%,rgba(7,13,21,.9) 62%,var(--bg-0) 100%);
}
.ly-hero__inner{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.ly-hero__badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:var(--radius-pill);
  border:1px solid var(--line-strong);
  background:var(--glass);
  font-size:12px;color:var(--text-2);letter-spacing:.04em;
  margin-bottom:22px;
}
.ly-hero__badge i{width:6px;height:6px;border-radius:50%;background:var(--primary);box-shadow:0 0 10px var(--primary);display:inline-block}
.ly-hero h1{
  font-size:clamp(28px,4.2vw,46px);
  line-height:1.18;
  font-weight:800;
}
.ly-hero h1 span{display:block;color:var(--primary)}
.ly-hero__sub{margin-top:20px;font-size:16px;color:var(--text-2);max-width:440px}
.ly-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.ly-btn{
  position:relative;overflow:hidden;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;
  border-radius:var(--radius-pill);
  font-size:15px;font-weight:700;
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease),border-color var(--ease),background-color var(--ease),color var(--ease);
}
.ly-btn--primary{
  color:#06231F;
  background:linear-gradient(135deg,#2EE6C5,#1FC9B4);
  box-shadow:0 0 0 1px rgba(46,230,197,.45),0 10px 30px -8px rgba(46,230,197,.5);
}
.ly-btn--primary::after{
  content:"";position:absolute;top:-40%;left:-40%;width:30%;height:180%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);
  transform:translateX(-160%) skewX(-18deg);
  transition:transform 620ms cubic-bezier(.2,.7,.3,1);
}
.ly-btn--primary:hover{color:#06231F;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(46,230,197,.62),0 16px 38px -8px rgba(46,230,197,.62)}
.ly-btn--primary:hover::after{transform:translateX(420%) skewX(-18deg)}
.ly-btn--primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(46,230,197,.4),0 6px 16px -8px rgba(46,230,197,.45)}
.ly-btn--ghost{
  color:var(--primary);
  background:var(--glass);
  border:1px solid var(--line-strong);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
}
.ly-btn--ghost:hover{color:var(--primary);border-color:var(--primary);background:var(--glass-hover);transform:translateY(-2px)}
.ly-btn--accent{
  color:#2A0F06;
  background:linear-gradient(135deg,#FF8A66,#FF6A44);
  box-shadow:0 0 0 1px rgba(255,122,85,.4),0 12px 30px -10px rgba(255,122,85,.55);
}
.ly-btn--accent:hover{color:#2A0F06;transform:translateY(-2px);filter:brightness(1.05)}
.ly-hero__stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:40px}
.ly-stat{
  flex:1 1 130px;min-width:118px;
  padding:14px 16px;
  border-radius:14px;
  border:1px solid var(--line);
  background:var(--glass);
}
.ly-stat b{display:block;font-family:var(--font-num);font-size:20px;color:var(--primary);letter-spacing:-.02em}
.ly-stat span{font-size:12px;color:var(--text-3);letter-spacing:.04em}

.ly-hero__right{display:flex;justify-content:center}
.ly-phone{
  position:relative;
  width:min(340px,86vw);
  aspect-ratio:9/16;
  border-radius:24px;
  padding:12px;
  background:linear-gradient(160deg,rgba(255,255,255,.12),rgba(255,255,255,.02));
  border:1px solid var(--line-strong);
  box-shadow:0 0 0 1px rgba(46,230,197,.16),0 40px 80px -34px rgba(0,0,0,.9),0 0 70px -18px rgba(46,230,197,.28);
}
.ly-phone__screen{
  position:relative;
  width:100%;height:100%;
  border-radius:18px;
  overflow:hidden;
  background:var(--bg-2);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.06),inset 0 -60px 90px -40px rgba(0,0,0,.9);
}
.ly-phone__screen img{width:100%;height:100%;object-fit:cover}
.ly-phone__tag{
  position:absolute;top:14px;right:14px;
  padding:6px 12px;border-radius:var(--radius-pill);
  font-size:11px;letter-spacing:.12em;
  color:#06231F;font-weight:700;
  background:linear-gradient(135deg,#2EE6C5,#1FC9B4);
  box-shadow:0 8px 20px -10px rgba(46,230,197,.7);
}
.ly-phone__play{
  position:absolute;top:50%;left:50%;
  transform:translate(-50%,-50%);
  width:52px;height:52px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:#06231F;
  background:linear-gradient(135deg,#2EE6C5,#1FC9B4);
  box-shadow:0 0 0 8px rgba(46,230,197,.14),0 14px 30px -12px rgba(46,230,197,.8);
  transition:transform var(--ease);
}
.ly-phone:hover .ly-phone__play{transform:translate(-50%,-50%) scale(1.06)}
.ly-phone__play svg{width:18px;height:18px}
.ly-phone__bar{
  position:absolute;left:14px;right:14px;bottom:14px;
  height:4px;border-radius:4px;
  background:rgba(255,255,255,.18);
  overflow:hidden;
}
.ly-phone__bar i{display:block;height:100%;width:62%;border-radius:4px;background:linear-gradient(90deg,#2EE6C5,rgba(46,230,197,.35))}

/* 片段卡轨道 */
.ly-rail-head{display:flex;align-items:center;gap:12px}
.ly-rail-nav{display:flex;gap:8px}
.ly-rail-nav button{
  width:36px;height:36px;border-radius:50%;
  border:1px solid var(--line-strong);
  background:var(--glass);color:var(--text-2);
  display:flex;align-items:center;justify-content:center;
  transition:border-color var(--ease),color var(--ease),background-color var(--ease);
}
.ly-rail-nav button:hover{border-color:var(--primary);color:var(--primary);background:var(--glass-hover)}
.ly-rail{
  display:flex;gap:20px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:4px 40px 20px 0;
  scrollbar-width:none;
}
.ly-rail::-webkit-scrollbar{display:none}
.ly-snap{
  position:relative;
  flex:0 0 224px;
  scroll-snap-align:start;
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--bg-2);
  box-shadow:var(--shadow-card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.ly-snap:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-card-hover)}
.ly-snap__media{position:relative;aspect-ratio:2/3;overflow:hidden}
.ly-snap__media img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease)}
.ly-snap:hover .ly-snap__media img{transform:scale(1.04)}
.ly-snap__media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(7,13,21,.92) 100%)}
.ly-snap__flag{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:4px 10px;border-radius:8px;
  font-size:11px;letter-spacing:.12em;font-weight:700;
}
.ly-flag--new{background:rgba(46,230,197,.18);color:#8DF6E3;border:1px solid rgba(46,230,197,.45)}
.ly-flag--hot{background:rgba(110,123,255,.18);color:#C2C8FF;border:1px solid rgba(110,123,255,.45)}
.ly-flag--guide{background:rgba(255,255,255,.1);color:var(--text-1);border:1px solid var(--line-strong)}
.ly-snap__body{position:absolute;left:0;right:0;bottom:0;padding:14px 14px 16px;z-index:2}
.ly-snap__body h3{font-size:14px;line-height:1.5;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ly-snap__body span{display:block;margin-top:8px;font-size:11px;color:var(--text-3);letter-spacing:.08em}

/* 种草清单 */
.ly-list{display:flex;flex-direction:column;gap:18px}
.ly-item{
  display:grid;
  grid-template-columns:96px 1fr;
  gap:24px;
  align-items:start;
  padding:24px 26px;
  border-radius:var(--radius-card);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.015));
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.ly-item:nth-child(odd){margin-right:16px}
.ly-item:nth-child(even){margin-left:16px}
.ly-item:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-card-hover)}
.ly-item__num{
  font-family:var(--font-num);
  font-size:44px;line-height:1;font-weight:800;
  color:transparent;
  -webkit-text-stroke:1px rgba(46,230,197,.45);
  transition:color var(--ease),-webkit-text-stroke-color var(--ease);
}
.ly-item:hover .ly-item__num{-webkit-text-stroke-color:rgba(46,230,197,.9);color:rgba(46,230,197,.12)}
.ly-item__body h3{font-size:18px;font-weight:600;line-height:1.45}
.ly-item__body p{margin-top:8px;font-size:14px;color:var(--text-2)}
.ly-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.ly-chip{
  padding:4px 11px;border-radius:var(--radius-pill);
  font-size:11px;letter-spacing:.06em;
  color:var(--text-2);
  border:1px solid var(--line);
  background:var(--glass);
}
.ly-chip--violet{color:#C0C6FF;border-color:rgba(110,123,255,.35);background:rgba(110,123,255,.12)}

/* 资讯卡片 */
.ly-news__grid{margin-bottom:-24px}
.ly-news__grid > .cell{margin-bottom:24px}
.ly-card{
  position:relative;
  height:100%;
  border-radius:var(--radius-card);
  border:1px solid var(--line);
  background:var(--bg-2);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.ly-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-card-hover)}
.ly-card::before{
  content:"";position:absolute;top:0;left:30%;width:40%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(46,230,197,.75),transparent);
}
.ly-card__link{display:block;height:100%}
.ly-card__media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-1)}
.ly-card__media img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease)}
.ly-card:hover .ly-card__media img{transform:scale(1.04)}
.ly-badge{
  position:absolute;left:12px;bottom:12px;
  padding:5px 12px;border-radius:var(--radius-pill);
  font-size:11px;letter-spacing:.08em;
  color:#8DF6E3;
  background:rgba(7,13,21,.7);
  border:1px solid rgba(46,230,197,.4);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  transition:color var(--ease),border-color var(--ease);
}
.ly-card:hover .ly-badge{color:#C2C8FF;border-color:rgba(110,123,255,.55)}
.ly-card__body{padding:20px 20px 22px}
.ly-card__body h3{font-size:17px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ly-card__body p{margin-top:10px;font-size:13px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ly-meta{display:flex;align-items:center;gap:14px;margin-top:16px;font-size:12px;color:var(--text-3);letter-spacing:.04em}
.ly-meta span{display:inline-flex;align-items:center;gap:6px}
.ly-meta i{width:4px;height:4px;border-radius:1px;background:var(--primary);transform:rotate(45deg);display:inline-block}
.ly-empty{
  padding:44px 24px;text-align:center;color:var(--text-3);font-size:14px;
  border:1px dashed var(--line-strong);border-radius:var(--radius-card);background:var(--glass);
}

/* 口碑条 */
.ly-voice{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  padding:30px 0;
  overflow:hidden;
}
.ly-voice__rail{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:6px;scrollbar-width:none}
.ly-voice__rail::-webkit-scrollbar{display:none}
.ly-voice__item{
  flex:0 0 300px;scroll-snap-align:start;
  display:flex;gap:14px;align-items:flex-start;
  padding:18px 20px;
  border-radius:18px;
  border:1px solid var(--line);
  background:rgba(11,22,34,.6);
}
.ly-avatar{
  width:40px;height:40px;flex:0 0 40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;color:#06231F;
  background:linear-gradient(135deg,rgba(46,230,197,.9),rgba(110,123,255,.75));
}
.ly-voice__item h4{font-size:13px;font-weight:600;color:var(--text-2)}
.ly-stars{color:var(--primary);font-size:12px;letter-spacing:.18em;margin:4px 0 6px}
.ly-voice__item p{font-size:13px;color:var(--text-2);line-height:1.7}

/* FAQ */
.ly-faq{display:flex;flex-direction:column;gap:12px;max-width:900px}
.ly-faq__item{
  border-radius:18px;
  border:1px solid var(--line);
  background:var(--bg-1);
  overflow:hidden;
  transition:border-color var(--ease),background-color var(--ease);
}
.ly-faq__item.is-open{border-color:rgba(46,230,197,.4);background:var(--bg-2)}
.ly-faq__q{
  width:100%;
  display:flex;align-items:center;gap:14px;
  min-height:56px;padding:14px 20px;
  text-align:left;font-size:15px;font-weight:600;color:var(--text-1);
}
.ly-faq__q:hover{color:var(--primary)}
.ly-faq__dot{width:6px;height:6px;flex:0 0 6px;background:var(--primary);box-shadow:0 0 10px rgba(46,230,197,.8)}
.ly-faq__arrow{margin-left:auto;color:var(--text-3);transition:transform var(--ease),color var(--ease)}
.ly-faq__item.is-open .ly-faq__arrow{transform:rotate(180deg);color:var(--primary)}
.ly-faq__a{
  max-height:0;overflow:hidden;
  transition:max-height 320ms cubic-bezier(.2,.7,.3,1);
  background:var(--bg-1);
}
.ly-faq__a > div{padding:0 20px 20px 40px;font-size:14px;color:var(--text-2);line-height:1.85}
.ly-faq__a a{color:var(--primary);border-bottom:1px solid rgba(46,230,197,.4)}

/* CTA */
.ly-cta{
  position:relative;
  border-radius:24px;
  border:1px solid var(--line-strong);
  background:linear-gradient(120deg,rgba(46,230,197,.1),rgba(110,123,255,.08) 55%,rgba(255,255,255,.03));
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  padding:38px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  overflow:hidden;
}
.ly-cta::before{
  content:"";position:absolute;top:0;left:30%;width:40%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(46,230,197,.8),transparent);
}
.ly-cta h2{font-size:clamp(20px,2.2vw,26px);line-height:1.35}
.ly-cta p{margin-top:10px;font-size:14px;color:var(--text-2);max-width:520px}

/* 页脚 */
.ly-footer{
  margin-top:24px;
  background:var(--bg-1);
  border-top:1px solid var(--line);
  padding:72px 0 0;
}
.ly-footer__grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:40px}
.ly-footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.ly-footer p{font-size:13px;color:var(--text-2);line-height:1.85}
.ly-footer h4{font-size:14px;font-weight:600;margin-bottom:16px;letter-spacing:.02em}
.ly-footer__links{display:flex;flex-direction:column;gap:10px}
.ly-footer__links a{font-size:13px;color:var(--text-2);transition:color var(--ease),transform var(--ease)}
.ly-footer__links a:hover{color:var(--primary);transform:translateX(2px)}
.ly-footer__qr{
  width:96px;height:96px;border-radius:14px;
  border:1px dashed var(--line-strong);
  background:var(--glass);
  display:flex;align-items:center;justify-content:center;
  font-size:11px;color:var(--text-3);text-align:center;line-height:1.5;
  margin-top:14px;
}
.ly-footer__bottom{
  margin-top:56px;
  border-top:1px solid var(--line);
  padding:22px 0 40px;
  text-align:center;
  font-size:12px;
  color:var(--text-3);
  letter-spacing:.04em;
}
.ly-footer__bottom span{margin:0 8px}

/* 动效 */
.ly-reveal{opacity:0;transform:translateY(8px);transition:opacity 520ms cubic-bezier(.2,.7,.3,1),transform 520ms cubic-bezier(.2,.7,.3,1)}
.ly-reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .ly-reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* 响应式 */
@media (max-width:1024px){
  .ly-nav__links,.ly-search{display:none}
  .ly-burger{display:flex}
  .ly-hero__inner{grid-template-columns:1fr;gap:40px}
  .ly-hero__right{order:-1}
  .ly-phone{width:min(280px,72vw)}
  .ly-footer__grid{grid-template-columns:1fr 1fr;gap:32px}
  :root{--section-gap:72px}
}
@media (max-width:900px){
  .ly-hero{padding:130px 0 72px}
}
@media (max-width:768px){
  .ly-container{padding:0 24px}
  .ly-nav{padding:0 24px}
  .ly-hero__inner{gap:32px}
  .ly-phone{width:78vw;max-width:300px}
  .ly-item{grid-template-columns:64px 1fr;gap:16px;padding:20px}
  .ly-item__num{font-size:34px}
  .ly-item:nth-child(odd){margin-right:8px}
  .ly-item:nth-child(even){margin-left:8px}
  .ly-cta{padding:28px 24px}
  .ly-footer{padding-top:56px}
}
@media (max-width:640px){
  :root{--section-gap:56px}
  .ly-container{padding:0 20px}
  .ly-nav{padding:0 20px}
  .ly-hero__stats{gap:10px}
  .ly-stat{flex:1 1 46%}
  .ly-hero__actions .ly-btn{width:100%}
  .ly-snap{flex:0 0 200px}
  .ly-footer__grid{grid-template-columns:1fr;gap:30px}
  .ly-faq__a > div{padding-left:20px}
}
@media (max-width:480px){
  .ly-logo__sub{display:none}
  .ly-hero h1{font-size:27px}
  .ly-rail{padding-right:20px}
}

/* roulang page: category1 */
:root{
  --bg-0:#070D15;
  --bg-1:#0B1622;
  --bg-2:#101F2E;
  --primary:#2EE6C5;
  --primary-dim:rgba(46,230,197,.16);
  --accent:#FF7A55;
  --accent-2:#6E7BFF;
  --text-1:#EAF2F7;
  --text-2:rgba(234,242,247,.72);
  --text-3:rgba(234,242,247,.48);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --glass:rgba(255,255,255,.05);
  --glass-hover:rgba(255,255,255,.08);
  --radius-card:20px;
  --radius-lg:24px;
  --radius-img:16px;
  --radius-btn:999px;
  --shadow-card:0 1px 0 rgba(255,255,255,.08) inset, 0 18px 40px -18px rgba(0,0,0,.72);
  --shadow-card-hover:0 1px 0 rgba(255,255,255,.14) inset, 0 26px 56px -20px rgba(0,0,0,.8);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --nav-h:72px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:"Space Grotesk","PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:0;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--text-1);text-decoration:none;transition:color var(--ease),border-color var(--ease),background var(--ease);}
a:hover{color:var(--primary);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1em;}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;font-style:normal;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
::selection{background:rgba(46,230,197,.3);color:#fff;}

.ly-container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}

/* ============ 导航 ============ */
.ly-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  background:rgba(7,13,21,.28);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
  box-shadow:0 8px 24px -18px rgba(0,0,0,.9);
  transition:background var(--ease),box-shadow var(--ease);
}
.ly-header.is-scrolled{background:rgba(7,13,21,.88);box-shadow:0 14px 34px -20px rgba(0,0,0,.95);}
.ly-nav{
  max-width:1200px;margin:0 auto;height:var(--nav-h);
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:0 32px;transition:height var(--ease);
}
.ly-header.is-scrolled .ly-nav{height:64px;}
.ly-logo{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.ly-logo__mark{width:40px;height:40px;flex-shrink:0;}
.ly-logo__text{display:flex;flex-direction:column;line-height:1.15;}
.ly-logo__main{font-size:16px;font-weight:800;color:var(--text-1);letter-spacing:.01em;}
.ly-logo__sub{font-size:10px;letter-spacing:.16em;color:var(--text-3);text-transform:uppercase;}
.ly-nav__links{display:flex;align-items:center;gap:28px;}
.ly-nav__links a{
  position:relative;font-size:14px;color:var(--text-2);padding:6px 0;white-space:nowrap;
}
.ly-nav__links a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:var(--primary);transform:scaleX(0);transform-origin:center;
  transition:transform var(--ease);
}
.ly-nav__links a:hover{color:var(--text-1);}
.ly-nav__links a:hover::after{transform:scaleX(1);}
.ly-nav__links a.is-active{color:var(--primary);}
.ly-nav__links a.is-active::after{transform:scaleX(1);}
.ly-nav__right{display:flex;align-items:center;gap:14px;}
.ly-search{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:var(--radius-btn);
  background:var(--glass);border:1px solid var(--line);
  font-size:13px;color:var(--text-2);
}
.ly-search svg{width:15px;height:15px;}
.ly-search:hover{background:var(--glass-hover);border-color:var(--line-strong);color:var(--text-1);}
.ly-nav__cta{
  display:inline-flex;align-items:center;justify-content:center;
  padding:9px 20px;border-radius:var(--radius-btn);
  font-size:13px;font-weight:700;color:#06231F;
  background:linear-gradient(135deg,#2EE6C5,#1FC9B4);
  box-shadow:0 0 0 1px rgba(46,230,197,.45), 0 10px 26px -10px rgba(46,230,197,.5);
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
}
.ly-nav__cta:hover{color:#06231F;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(46,230,197,.6), 0 16px 34px -12px rgba(46,230,197,.62);}
.ly-burger{
  display:none;width:40px;height:40px;border-radius:12px;
  background:var(--glass);border:1px solid var(--line);cursor:pointer;
  align-items:center;justify-content:center;position:relative;
}
.ly-burger span,.ly-burger span::before,.ly-burger span::after{
  content:"";display:block;width:16px;height:1.6px;background:var(--text-1);border-radius:2px;
  transition:transform var(--ease),opacity var(--ease);
}
.ly-burger span::before{transform:translateY(-5px);}
.ly-burger span::after{transform:translateY(3.4px);}
body.ly-nav-open .ly-burger span{background:transparent;}
body.ly-nav-open .ly-burger span::before{transform:translateY(0) rotate(45deg);}
body.ly-nav-open .ly-burger span::after{transform:translateY(-1.6px) rotate(-45deg);}

/* ============ 页面头 ============ */
.ly-pagehead{
  position:relative;
  padding:calc(var(--nav-h) + 76px) 0 72px;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center 30%;
  overflow:hidden;
}
.ly-pagehead::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(120% 90% at 18% 10%, rgba(7,13,21,.55) 0%, rgba(7,13,21,.92) 58%, rgba(7,13,21,.98) 100%),
    linear-gradient(180deg, rgba(7,13,21,.7), rgba(7,13,21,.98));
  backdrop-filter:blur(2px);
}
.ly-pagehead::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:120px;
  background:linear-gradient(180deg, rgba(7,13,21,0), var(--bg-0));
}
.ly-pagehead .ly-container{position:relative;z-index:2;}
.ly-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;letter-spacing:.04em;color:var(--text-3);margin-bottom:20px;}
.ly-crumb a{color:var(--text-3);}
.ly-crumb a:hover{color:var(--primary);}
.ly-crumb span{opacity:.5;}
.ly-pagehead h1{
  font-size:clamp(28px,4.2vw,46px);
  line-height:1.18;font-weight:800;max-width:16em;
}
.ly-pagehead h1 em{font-style:normal;color:var(--primary);}
.ly-pagehead__lead{
  margin:18px 0 0;max-width:44em;font-size:16px;line-height:1.9;color:var(--text-2);
}
.ly-facts{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.ly-fact{
  display:inline-flex;align-items:center;gap:10px;
  padding:10px 18px;border-radius:var(--radius-btn);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  font-size:13px;color:var(--text-2);
}
.ly-fact b{color:var(--primary);font-weight:700;font-size:14px;}

/* ============ 板块 ============ */
.ly-section{padding:96px 0 0;}
.ly-section--tight{padding-top:72px;}
.ly-section--alt{padding-bottom:0;}
.ly-sechead{max-width:42em;margin-bottom:44px;}
.ly-sechead__tag{
  display:inline-block;font-size:11px;letter-spacing:.12em;color:var(--primary);
  padding:5px 12px;border-radius:var(--radius-btn);
  background:var(--primary-dim);border:1px solid rgba(46,230,197,.3);margin-bottom:16px;
}
.ly-sechead h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700;}
.ly-sechead p{margin:14px 0 0;color:var(--text-2);font-size:15px;line-height:1.85;}

/* ============ 步骤时间线 ============ */
.ly-timeline{position:relative;}
.ly-timeline::before{
  content:"";position:absolute;left:27px;top:18px;bottom:18px;width:1px;
  background:linear-gradient(180deg, rgba(46,230,197,.55), rgba(110,123,255,.28) 62%, rgba(46,230,197,0));
}
.ly-step{position:relative;display:grid;grid-template-columns:56px minmax(0,1fr);gap:26px;padding-bottom:28px;}
.ly-step:last-child{padding-bottom:0;}
.ly-step__dot{
  position:relative;z-index:2;width:56px;height:56px;border-radius:18px;
  display:grid;place-items:center;font-size:15px;font-weight:800;letter-spacing:.04em;
  color:var(--primary);
  background:radial-gradient(circle at 32% 28%, rgba(46,230,197,.24), rgba(46,230,197,.06));
  border:1px solid rgba(46,230,197,.42);
  box-shadow:0 0 0 6px rgba(46,230,197,.06), 0 14px 32px -16px rgba(46,230,197,.75);
}
.ly-step__body{
  position:relative;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 26px;
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow-card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
  overflow:hidden;
}
.ly-step__body::before{
  content:"";position:absolute;top:0;left:30%;width:40%;height:1px;
  background:linear-gradient(90deg, rgba(46,230,197,0), rgba(46,230,197,.85), rgba(46,230,197,0));
}
.ly-step__body:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-card-hover);}
.ly-step__body h3{font-size:18px;line-height:1.45;font-weight:600;margin-bottom:8px;}
.ly-step__body p{margin:0;font-size:15px;line-height:1.85;color:var(--text-2);}
.ly-step__meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.ly-chip{
  display:inline-block;font-size:11px;letter-spacing:.08em;color:var(--text-2);
  padding:4px 10px;border-radius:var(--radius-btn);
  background:rgba(255,255,255,.05);border:1px solid var(--line);
}
.ly-chip--primary{color:var(--primary);border-color:rgba(46,230,197,.32);background:var(--primary-dim);}
.ly-step__fig{margin-top:18px;border-radius:var(--radius-img);overflow:hidden;border:1px solid var(--line);}
.ly-step__fig img{width:100%;aspect-ratio:16/9;object-fit:cover;}

/* ============ 要点卡 ============ */
.ly-cards{margin-left:-12px;margin-right:-12px;row-gap:24px;}
.ly-cards>.cell{padding-left:12px;padding-right:12px;}
.ly-card{
  position:relative;height:100%;
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 26px;box-shadow:var(--shadow-card);overflow:hidden;
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.ly-card::before{
  content:"";position:absolute;top:0;left:30%;width:40%;height:1px;
  background:linear-gradient(90deg, rgba(46,230,197,0), rgba(46,230,197,.7), rgba(46,230,197,0));
}
.ly-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-card-hover);}
.ly-card__icon{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:var(--primary-dim);border:1px solid rgba(46,230,197,.3);color:var(--primary);
  margin-bottom:18px;
}
.ly-card__icon svg{width:20px;height:20px;}
.ly-card h3{font-size:18px;line-height:1.45;font-weight:600;margin-bottom:10px;}
.ly-card p{margin:0;font-size:15px;line-height:1.85;color:var(--text-2);}

/* ============ 左右分栏 ============ */
.ly-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center;}
.ly-split__media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card);}
.ly-split__media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.ly-split__glow{
  position:absolute;inset:auto 0 -30% 0;height:60%;
  background:radial-gradient(60% 100% at 50% 100%, rgba(46,230,197,.28), rgba(46,230,197,0));
  pointer-events:none;
}
.ly-check{display:flex;flex-direction:column;gap:16px;margin-top:26px;}
.ly-check li{display:grid;grid-template-columns:28px minmax(0,1fr);gap:14px;align-items:start;}
.ly-check__dot{
  width:22px;height:22px;border-radius:8px;margin-top:6px;
  background:linear-gradient(135deg, rgba(46,230,197,.95), rgba(31,201,180,.7));
  box-shadow:0 0 0 4px rgba(46,230,197,.12);
}
.ly-check b{display:block;font-size:15px;font-weight:600;color:var(--text-1);}
.ly-check span{font-size:14px;line-height:1.8;color:var(--text-2);}

/* ============ 表格 ============ */
.ly-tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--bg-1);box-shadow:var(--shadow-card);}
.ly-tablewrap table{width:100%;min-width:620px;border-collapse:collapse;}
.ly-tablewrap th{
  text-align:left;font-size:12px;letter-spacing:.06em;font-weight:600;color:var(--text-2);
  padding:16px 22px;background:var(--glass);border-bottom:1px solid var(--line);
}
.ly-tablewrap td{
  padding:18px 22px;font-size:14.5px;line-height:1.8;color:var(--text-2);
  border-top:1px solid var(--line);vertical-align:top;
}
.ly-tablewrap td:first-child{color:var(--text-1);font-weight:600;}
.ly-tablewrap tbody tr{transition:background var(--ease);}
.ly-tablewrap tbody tr:hover{background:rgba(255,255,255,.03);}

/* ============ 按钮 ============ */
.ly-btn{
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 30px;border-radius:var(--radius-btn);border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease),background var(--ease),border-color var(--ease);
}
.ly-btn--primary{
  color:#06231F;
  background:linear-gradient(135deg,#2EE6C5,#1FC9B4);
  box-shadow:0 0 0 1px rgba(46,230,197,.45), 0 10px 30px -8px rgba(46,230,197,.5);
}
.ly-btn--primary::after{
  content:"";position:absolute;top:0;bottom:0;left:-40%;width:30%;
  background:linear-gradient(100deg, rgba(255,255,255,0), rgba(255,255,255,.28), rgba(255,255,255,0));
  transform:translateX(-120%);transition:transform 620ms cubic-bezier(.2,.7,.3,1);
}
.ly-btn--primary:hover{color:#06231F;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(46,230,197,.6), 0 18px 38px -12px rgba(46,230,197,.62);}
.ly-btn--primary:hover::after{transform:translateX(520%);}
.ly-btn--primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(46,230,197,.4), 0 8px 20px -10px rgba(46,230,197,.5);}
.ly-btn--ghost{
  color:var(--primary);background:var(--glass);border-color:var(--line-strong);
  backdrop-filter:blur(18px) saturate(140%);
}
.ly-btn--ghost:hover{color:var(--primary);background:var(--glass-hover);border-color:rgba(46,230,197,.5);transform:translateY(-2px);}

/* ============ CTA 条 ============ */
.ly-cta{
  position:relative;display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:38px 44px;border-radius:var(--radius-lg);
  background:linear-gradient(120deg, rgba(46,230,197,.14), rgba(110,123,255,.1)), var(--bg-2);
  border:1px solid var(--line-strong);box-shadow:var(--shadow-card);overflow:hidden;
}
.ly-cta::before{
  content:"";position:absolute;top:0;left:30%;width:40%;height:1px;
  background:linear-gradient(90deg, rgba(46,230,197,0), rgba(46,230,197,.9), rgba(46,230,197,0));
}
.ly-cta h2{font-size:clamp(20px,2.2vw,26px);line-height:1.4;font-weight:700;margin-bottom:8px;}
.ly-cta p{margin:0;font-size:15px;color:var(--text-2);max-width:34em;}
.ly-cta__actions{display:flex;flex-wrap:wrap;gap:14px;flex-shrink:0;}

/* ============ 页脚 ============ */
.ly-footer{
  margin-top:96px;background:var(--bg-1);border-top:1px solid var(--line);
  padding:72px 0 96px;
}
.ly-footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:44px;}
.ly-footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.ly-footer__brand .ly-logo__mark{width:38px;height:38px;}
.ly-footer p{font-size:14px;line-height:1.85;color:var(--text-3);margin:0 0 10px;}
.ly-footer h4{font-size:14px;font-weight:600;color:var(--text-1);margin:0 0 18px;letter-spacing:.02em;}
.ly-footer__links{display:flex;flex-direction:column;gap:12px;}
.ly-footer__links a{font-size:14px;color:var(--text-2);transition:color var(--ease),transform var(--ease);}
.ly-footer__links a:hover{color:var(--primary);transform:translateX(2px);}
.ly-footer__qr{
  margin-top:16px;width:132px;height:132px;border-radius:var(--radius-img);
  display:grid;place-items:center;text-align:center;
  font-size:12px;line-height:1.6;color:var(--text-3);
  background:var(--glass);border:1px dashed var(--line-strong);
}
.ly-footer__bottom{
  margin-top:52px;padding-top:26px;border-top:1px solid var(--line);
  text-align:center;font-size:12px;color:var(--text-3);letter-spacing:.02em;
}
.ly-footer__bottom span{margin:0 10px;opacity:.45;}

/* ============ 动效 ============ */
.ly-reveal{opacity:0;transform:translateY(8px);transition:opacity 520ms cubic-bezier(.2,.7,.3,1),transform 520ms cubic-bezier(.2,.7,.3,1);}
.ly-reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  .ly-reveal{opacity:1;transform:none;}
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .ly-footer__grid{grid-template-columns:1.4fr 1fr 1fr;gap:36px;}
}
@media (max-width:1023px){
  :root{--nav-h:60px;}
  .ly-nav{padding:0 24px;}
  .ly-search{display:none;}
  .ly-burger{display:inline-flex;}
  .ly-nav__links{
    position:fixed;left:0;right:0;top:60px;bottom:0;
    flex-direction:column;align-items:flex-start;gap:6px;
    padding:28px 24px 40px;
    background:rgba(7,13,21,.96);
    backdrop-filter:blur(20px) saturate(140%);
    border-top:1px solid var(--line);
    transform:translateY(-10px);opacity:0;pointer-events:none;
    transition:opacity var(--ease),transform var(--ease);
  }
  .ly-nav__links a{font-size:17px;padding:14px 0;width:100%;border-bottom:1px solid var(--line);}
  .ly-nav__links a::after{display:none;}
  body.ly-nav-open .ly-nav__links{opacity:1;transform:none;pointer-events:auto;}
  .ly-pagehead{padding:calc(var(--nav-h) + 56px) 0 56px;}
  .ly-section{padding-top:72px;}
  .ly-split{grid-template-columns:1fr;gap:32px;}
  .ly-cta{flex-direction:column;align-items:flex-start;padding:32px 28px;}
  .ly-footer{margin-top:72px;padding:56px 0 88px;}
  .ly-footer__grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:767px){
  .ly-container{padding:0 20px;}
  .ly-nav{padding:0 20px;gap:12px;}
  .ly-logo__sub{display:none;}
  .ly-nav__cta{padding:8px 16px;font-size:12px;}
  .ly-pagehead h1{font-size:clamp(26px,7vw,34px);}
  .ly-pagehead__lead{font-size:15px;}
  .ly-section{padding-top:56px;}
  .ly-sechead{margin-bottom:32px;}
  .ly-step{grid-template-columns:44px minmax(0,1fr);gap:16px;}
  .ly-step__dot{width:44px;height:44px;border-radius:14px;font-size:13px;}
  .ly-timeline::before{left:21px;}
  .ly-step__body{padding:20px 18px;}
  .ly-card{padding:24px 20px;}
  .ly-cta__actions{width:100%;flex-direction:column;}
  .ly-cta__actions .ly-btn{width:100%;}
  .ly-footer__grid{grid-template-columns:1fr;gap:32px;}
  .ly-tablewrap th,.ly-tablewrap td{padding:14px 16px;}
}
@media (max-width:479px){
  .ly-pagehead{padding:calc(var(--nav-h) + 40px) 0 44px;}
  .ly-facts{gap:8px;}
  .ly-fact{padding:8px 14px;font-size:12px;}
  .ly-btn{padding:13px 22px;font-size:14px;}
}

/* roulang page: article */
:root{
  --bg-0:#070D15;
  --bg-1:#0B1622;
  --bg-2:#101F2E;
  --primary:#2EE6C5;
  --primary-dim:rgba(46,230,197,.16);
  --accent:#FF7A55;
  --accent-2:#6E7BFF;
  --text-1:#EAF2F7;
  --text-2:rgba(234,242,247,.72);
  --text-3:rgba(234,242,247,.48);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --glass:rgba(255,255,255,.05);
  --glass-hover:rgba(255,255,255,.08);
  --radius-card:20px;
  --radius-img:16px;
  --shadow-card:0 1px 0 rgba(255,255,255,.08) inset, 0 18px 40px -18px rgba(0,0,0,.72);
  --shadow-card-hover:0 1px 0 rgba(255,255,255,.14) inset, 0 26px 56px -20px rgba(0,0,0,.8);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --font:"Space Grotesk","PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(900px 520px at 12% -6%, rgba(46,230,197,.10), transparent 62%),
    radial-gradient(760px 460px at 92% 4%, rgba(110,123,255,.10), transparent 60%),
    linear-gradient(180deg, rgba(7,13,21,0) 60%, rgba(7,13,21,.6) 100%);
}
h1,h2,h3,h4,h5,h6{margin:0;line-height:1.3;font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),background var(--ease)}
img{max-width:100%;display:block;border:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,textarea,select{font:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
::selection{background:rgba(46,230,197,.28);color:#fff}
.ly-container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;position:relative;z-index:1}
@media (min-width:640px){.ly-container{padding:0 24px}}
@media (min-width:1024px){.ly-container{padding:0 32px}}
.ly-section{padding:56px 0;position:relative;z-index:1}
@media (min-width:640px){.ly-section{padding:72px 0}}
@media (min-width:1024px){.ly-section{padding:88px 0}}
.ly-section__head{max-width:720px;margin-bottom:32px}
.ly-section__head h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3}
.ly-section__head p{margin-top:10px;color:var(--text-2);font-size:15px}
.ly-visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- Header / Nav ---------- */
.ly-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(7,13,21,.28);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
  transition:background var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.ly-header.is-scrolled{background:rgba(7,13,21,.88);box-shadow:0 8px 24px -18px rgba(0,0,0,.9);border-bottom-color:var(--line-strong)}
.ly-nav{max-width:1200px;margin:0 auto;height:72px;padding:0 24px;display:flex;align-items:center;gap:18px;transition:height var(--ease)}
@media (min-width:1024px){.ly-nav{padding:0 32px}}
.ly-header.is-scrolled .ly-nav{height:64px}
.ly-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.ly-logo__mark{width:38px;height:38px;flex:0 0 38px;display:block}
.ly-logo__text{display:flex;flex-direction:column;line-height:1.06}
.ly-logo__main{font-size:15px;font-weight:800;letter-spacing:-.01em;color:var(--text-1);white-space:nowrap}
.ly-logo__sub{font-size:9px;letter-spacing:.14em;color:var(--text-3);text-transform:uppercase}
.ly-nav__links{display:flex;align-items:center;gap:4px;margin-left:auto}
.ly-nav__links a{position:relative;padding:9px 12px;font-size:14px;border-radius:999px;color:var(--text-2);white-space:nowrap;transition:color var(--ease),background var(--ease)}
.ly-nav__links a:hover{color:var(--text-1);background:var(--glass)}
.ly-nav__links a.is-active{color:var(--primary);background:var(--primary-dim)}
.ly-nav__right{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.ly-search{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:999px;border:1px solid var(--line-strong);font-size:13px;color:var(--text-2);background:var(--glass)}
.ly-search svg{width:15px;height:15px;flex:0 0 15px}
.ly-search:hover{color:var(--primary);border-color:rgba(46,230,197,.5);background:var(--glass-hover)}
.ly-nav__cta{
  display:inline-flex;align-items:center;justify-content:center;
  padding:10px 20px;border-radius:999px;font-size:14px;font-weight:700;
  color:#06231F;background:linear-gradient(135deg,#2EE6C5,#1FC9B4);
  box-shadow:0 0 0 1px rgba(46,230,197,.45),0 10px 30px -8px rgba(46,230,197,.5);
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);white-space:nowrap;
}
.ly-nav__cta:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(46,230,197,.6),0 16px 38px -8px rgba(46,230,197,.62)}
.ly-burger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line-strong);align-items:center;justify-content:center;background:var(--glass);flex:0 0 auto}
.ly-burger span{display:block;width:18px;height:2px;background:var(--text-1);position:relative;border-radius:2px;transition:background var(--ease)}
.ly-burger span::before,.ly-burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text-1);border-radius:2px;transition:transform var(--ease),top var(--ease)}
.ly-burger span::before{top:-6px}
.ly-burger span::after{top:6px}
.ly-burger[aria-expanded="true"] span{background:transparent}
.ly-burger[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.ly-burger[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}

/* ---------- Buttons ---------- */
.ly-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:14px;font-weight:600;
  position:relative;overflow:hidden;white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease),background var(--ease),border-color var(--ease),color var(--ease);
}
.ly-btn--primary{
  color:#06231F;font-weight:700;background:linear-gradient(135deg,#2EE6C5,#1FC9B4);
  box-shadow:0 0 0 1px rgba(46,230,197,.45),0 10px 30px -8px rgba(46,230,197,.5);
}
.ly-btn--primary::after{
  content:"";position:absolute;top:0;bottom:0;left:-45%;width:30%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.38),transparent);
  transform:skewX(-18deg);transition:left 620ms cubic-bezier(.2,.7,.3,1);pointer-events:none;
}
.ly-btn--primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(46,230,197,.6),0 16px 38px -8px rgba(46,230,197,.62)}
.ly-btn--primary:hover::after{left:125%}
.ly-btn--primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(46,230,197,.4),0 6px 16px -8px rgba(46,230,197,.5)}
.ly-btn--ghost{background:var(--glass);border:1px solid var(--line-strong);color:var(--primary)}
.ly-btn--ghost:hover{background:var(--glass-hover);border-color:rgba(46,230,197,.5);transform:translateY(-2px)}
.ly-btn--sm{padding:10px 20px;font-size:13px}
.ly-btn--block{width:100%}

/* ---------- Badges / Tags ---------- */
.ly-tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:11px;letter-spacing:.12em;
  color:var(--primary);background:var(--primary-dim);border:1px solid rgba(46,230,197,.28);
}
.ly-tag--violet{color:#B8C0FF;background:rgba(110,123,255,.14);border-color:rgba(110,123,255,.3)}
.ly-tag--line{color:var(--text-3);background:var(--glass);border-color:var(--line)}

/* ---------- Article Hero ---------- */
.ly-article-hero{
  position:relative;
  padding:130px 0 46px;
  background-image:
    linear-gradient(180deg, rgba(7,13,21,.86) 0%, rgba(7,13,21,.93) 58%, var(--bg-0) 100%),
    radial-gradient(760px 420px at 16% 0%, rgba(46,230,197,.16), transparent 62%),
    url(/assets/images/backpic/back-2.webp);
  background-size:cover,cover,cover;
  background-position:center,center,center;
  border-bottom:1px solid var(--line);
}
.ly-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;letter-spacing:.04em;color:var(--text-3);margin-bottom:20px}
.ly-crumb a{color:var(--text-3)}
.ly-crumb a:hover{color:var(--primary)}
.ly-crumb .ly-crumb__sep{color:rgba(234,242,247,.28)}
.ly-crumb .ly-crumb__current{color:var(--text-2);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ly-article-hero h1{
  font-size:clamp(26px,3.9vw,42px);font-weight:800;line-height:1.24;letter-spacing:-.01em;
  max-width:920px;margin:0 0 20px;
}
.ly-article__meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;letter-spacing:.04em;color:var(--text-3)}
.ly-article__meta .ly-meta-dot{width:4px;height:4px;border-radius:50%;background:rgba(234,242,247,.26);display:inline-block}

/* ---------- Article Layout ---------- */
.ly-article-wrap{padding:52px 0 24px;position:relative;z-index:1}
.ly-article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:44px}
@media (min-width:1280px){
  .ly-article-layout{grid-template-columns:minmax(0,760px) 280px;justify-content:center;gap:56px}
}
.ly-article__content{font-size:17px;line-height:1.9;color:var(--text-2);word-break:break-word}
.ly-article__content > *:first-child{margin-top:0}
.ly-article__content p{margin:0 0 1.4em}
.ly-article__content h2{
  position:relative;margin:44px 0 16px;padding-left:18px;
  font-size:clamp(21px,2.4vw,28px);line-height:1.34;font-weight:700;color:var(--text-1);
}
.ly-article__content h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:3px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 12px rgba(46,230,197,.7);
}
.ly-article__content h3{margin:30px 0 12px;font-size:19px;font-weight:700;color:var(--text-1);line-height:1.45}
.ly-article__content h4{margin:24px 0 10px;font-size:17px;font-weight:700;color:var(--text-1)}
.ly-article__content a{color:var(--primary);border-bottom:1px solid rgba(46,230,197,.4)}
.ly-article__content a:hover{color:#7FF3DE;border-bottom-color:rgba(46,230,197,.8)}
.ly-article__content strong{color:var(--text-1);font-weight:700}
.ly-article__content blockquote{
  margin:24px 0;padding:20px 22px;border-radius:0 14px 14px 0;
  border-left:2px solid var(--primary);
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  color:var(--text-1);font-size:16px;
}
.ly-article__content blockquote p:last-child{margin-bottom:0}
.ly-article__content ul,.ly-article__content ol{margin:0 0 1.4em;padding-left:0}
.ly-article__content ul li{position:relative;padding-left:22px;margin-bottom:10px}
.ly-article__content ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:6px;height:6px;border-radius:1px;
  background:var(--primary);transform:rotate(45deg);box-shadow:0 0 8px rgba(46,230,197,.6);
}
.ly-article__content ol{counter-reset:lynum}
.ly-article__content ol li{position:relative;padding-left:30px;margin-bottom:10px;counter-increment:lynum}
.ly-article__content ol li::before{
  content:counter(lynum);position:absolute;left:0;top:.16em;
  width:20px;height:20px;border-radius:6px;font-size:12px;line-height:20px;text-align:center;
  color:var(--primary);background:var(--primary-dim);
}
.ly-article__content img{
  width:auto;max-width:100%;margin:24px auto;border-radius:var(--radius-img);
  box-shadow:0 18px 40px -18px rgba(0,0,0,.72);
}
.ly-article__content figure{margin:24px 0}
.ly-article__content figcaption{font-size:13px;text-align:center;color:var(--text-3);margin-top:10px}
.ly-article__content table{
  display:block;width:100%;overflow-x:auto;border-collapse:collapse;margin:24px 0;
  font-size:15px;border:1px solid var(--line);border-radius:14px;
}
.ly-article__content thead th{
  background:var(--glass);color:var(--text-1);font-weight:700;text-align:left;
  padding:12px 16px;white-space:nowrap;
}
.ly-article__content td{padding:12px 16px;border-top:1px solid var(--line);white-space:nowrap}
.ly-article__content hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.ly-article__content code{
  font-family:"SFMono-Regular",Consolas,Menlo,monospace;font-size:14px;
  padding:2px 7px;border-radius:6px;background:rgba(46,230,197,.10);color:#8FF2DF;
}
.ly-article__content pre{
  overflow-x:auto;padding:18px 20px;border-radius:14px;background:var(--bg-1);
  border:1px solid var(--line);margin:24px 0;
}
.ly-article__content pre code{background:none;padding:0;color:var(--text-1)}

/* ---------- Empty state ---------- */
.ly-empty{
  padding:56px 28px;text-align:center;border-radius:var(--radius-card);
  background:var(--glass);border:1px solid var(--line);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
}
.ly-empty svg{width:52px;height:52px;margin:0 auto 18px;display:block;color:var(--primary);opacity:.85}
.ly-empty h2{font-size:22px;margin-bottom:10px;color:var(--text-1)}
.ly-empty p{color:var(--text-2);font-size:15px;max-width:460px;margin:0 auto 22px}

/* ---------- Side cards ---------- */
.ly-aside{display:flex;flex-direction:column;gap:18px}
@media (min-width:1280px){.ly-aside{position:sticky;top:96px}}
.ly-sidecard{
  position:relative;padding:22px;border-radius:18px;
  background:var(--glass);border:1px solid var(--line);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow-card);
}
.ly-sidecard::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:40%;height:1px;background:linear-gradient(90deg,transparent,var(--primary),transparent);
}
.ly-sidecard h3{font-size:15px;margin-bottom:14px;color:var(--text-1)}
.ly-sidecard__links{display:flex;flex-direction:column;gap:4px}
.ly-sidecard__links a{display:block;padding:9px 12px;border-radius:12px;font-size:14px;color:var(--text-2);border:1px solid transparent}
.ly-sidecard__links a:hover{color:var(--primary);background:var(--glass-hover);border-color:var(--line);transform:translateX(2px)}
.ly-sidecard p{font-size:13.5px;color:var(--text-3);line-height:1.75;margin-bottom:16px}

/* ---------- Pager ---------- */
.ly-pager{display:grid;grid-template-columns:1fr;gap:14px;margin-top:48px}
@media (min-width:640px){.ly-pager{grid-template-columns:1fr 1fr}}
.ly-pager__item{
  display:flex;flex-direction:column;gap:6px;padding:18px 20px;border-radius:16px;
  background:var(--glass);border:1px solid var(--line);transition:transform var(--ease),border-color var(--ease),background var(--ease);
}
.ly-pager__item span{font-size:11px;letter-spacing:.12em;color:var(--text-3);text-transform:uppercase}
.ly-pager__item strong{font-size:14.5px;font-weight:600;color:var(--text-1);line-height:1.5}
.ly-pager__item:hover{transform:translateY(-3px);border-color:var(--line-strong);background:var(--glass-hover)}
.ly-pager__item--next{text-align:right}
.ly-backbar{margin-top:26px;display:flex;justify-content:center}

/* ---------- Grid & Cards ---------- */
.ly-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:640px){.ly-grid{gap:24px}}
@media (min-width:640px){.ly-grid--3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.ly-grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}}
.ly-card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  border-radius:var(--radius-card);background:var(--bg-2);border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
  opacity:0;transform:translateY(8px);
}
.ly-card.is-in{opacity:1;transform:translateY(0);transition:opacity 480ms ease,transform 480ms ease,border-color var(--ease),box-shadow var(--ease)}
.ly-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-card-hover)}
.ly-card__media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-1)}
.ly-card__media img{width:100%;height:100%;object-fit:cover;transition:transform 520ms cubic-bezier(.2,.7,.3,1)}
.ly-card:hover .ly-card__media img{transform:scale(1.04)}
.ly-card__badge{
  position:absolute;top:12px;left:12px;padding:4px 11px;border-radius:999px;
  font-size:11px;letter-spacing:.12em;color:#06231F;background:var(--primary);
  box-shadow:0 6px 18px -8px rgba(46,230,197,.8);
}
.ly-card__badge--violet{color:#0C1029;background:var(--accent-2)}
.ly-card__badge--accent{color:#2B1006;background:var(--accent)}
.ly-card__body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.ly-card__cat{font-size:11px;letter-spacing:.12em;color:var(--text-3)}
.ly-card__title{font-size:16.5px;font-weight:700;line-height:1.5;color:var(--text-1);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ly-card:hover .ly-card__cat{color:var(--accent-2)}
.ly-card__desc{font-size:14px;color:var(--text-2);line-height:1.72;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ly-card__meta{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:12px;letter-spacing:.04em;color:var(--text-3);display:flex;align-items:center;gap:8px}

/* ---------- CTA ---------- */
.ly-cta{padding:40px 0 72px;position:relative;z-index:1}
.ly-cta__inner{
  position:relative;display:flex;flex-direction:column;gap:20px;align-items:flex-start;
  padding:32px 28px;border-radius:24px;
  background:
    radial-gradient(520px 220px at 12% 0%, rgba(46,230,197,.16), transparent 70%),
    var(--glass);
  border:1px solid var(--line-strong);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.ly-cta__inner::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:40%;height:1px;background:linear-gradient(90deg,transparent,var(--primary),transparent);
}
.ly-cta__inner h2{font-size:clamp(20px,2.4vw,28px);color:var(--text-1)}
.ly-cta__inner p{color:var(--text-2);font-size:15px;margin-top:8px;max-width:640px}
@media (min-width:900px){
  .ly-cta__inner{flex-direction:row;align-items:center;justify-content:space-between;padding:38px 40px;gap:32px}
  .ly-cta__inner > div{max-width:660px}
}

/* ---------- Footer ---------- */
.ly-footer{
  position:relative;z-index:1;background:var(--bg-1);border-top:1px solid var(--line);
  padding:56px 0 26px;
}
.ly-footer__grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:640px){.ly-footer__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.ly-footer__grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}}
.ly-footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.ly-footer__brand .ly-logo__mark{width:34px;height:34px;flex:0 0 34px}
.ly-footer__brand .ly-logo__main{font-size:14px;font-weight:800;color:var(--text-1);line-height:1.4}
.ly-footer p{font-size:13.5px;color:var(--text-3);line-height:1.8;margin-bottom:10px}
.ly-footer h4{font-size:14px;color:var(--text-1);margin-bottom:16px;letter-spacing:.02em}
.ly-footer__links{display:flex;flex-direction:column;gap:8px}
.ly-footer__links a{font-size:13.5px;color:var(--text-3);transition:color var(--ease),transform var(--ease)}
.ly-footer__links a:hover{color:var(--primary);transform:translateX(2px)}
.ly-footer__qr{
  margin-top:14px;width:120px;height:120px;border-radius:16px;border:1px dashed var(--line-strong);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12px;color:var(--text-3);background:var(--glass);padding:10px;line-height:1.6;
}
.ly-footer__bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line);
  text-align:center;font-size:12px;color:var(--text-3);letter-spacing:.02em;
}
.ly-footer__bottom span{margin:0 8px;color:rgba(234,242,247,.24)}

/* ---------- Reveal ---------- */
.ly-reveal{opacity:0;transform:translateY(8px);transition:opacity 520ms ease,transform 520ms ease}
.ly-reveal.is-in{opacity:1;transform:translateY(0)}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  .ly-reveal,.ly-card{opacity:1 !important;transform:none !important}
  html{scroll-behavior:auto}
}

/* ---------- Mobile nav ---------- */
@media (max-width:1023px){
  .ly-nav{gap:10px;padding:0 20px}
  .ly-nav__links{
    position:absolute;top:100%;left:0;right:0;margin:0;
    flex-direction:column;align-items:stretch;gap:8px;padding:18px 20px 26px;
    background:rgba(7,13,21,.97);
    -webkit-backdrop-filter:blur(18px) saturate(140%);
    backdrop-filter:blur(18px) saturate(140%);
    border-bottom:1px solid var(--line-strong);
    max-height:calc(100vh - 64px);overflow-y:auto;
    opacity:0;visibility:hidden;transform:translateY(-10px);
    transition:opacity var(--ease),transform var(--ease),visibility var(--ease);
  }
  .ly-nav__links.is-open{opacity:1;visibility:visible;transform:translateY(0)}
  .ly-nav__links a{padding:14px 16px;font-size:15.5px;border-radius:14px;border:1px solid var(--line);background:var(--glass)}
  .ly-burger{display:inline-flex}
  .ly-article-hero{padding:110px 0 40px}
}
@media (max-width:639px){
  .ly-logo__main{font-size:13.5px}
  .ly-nav__cta{padding:9px 14px;font-size:13px}
  .ly-article__meta{gap:8px}
  .ly-crumb .ly-crumb__current{max-width:220px}
}
@media (max-width:520px){
  .ly-search{display:none}
}

/* roulang page: category2 */
:root{
  --bg-0:#070D15;
  --bg-1:#0B1622;
  --bg-2:#101F2E;
  --primary:#2EE6C5;
  --primary-dim:rgba(46,230,197,.16);
  --accent:#FF7A55;
  --accent-2:#6E7BFF;
  --text-1:#EAF2F7;
  --text-2:rgba(234,242,247,.72);
  --text-3:rgba(234,242,247,.48);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --glass:rgba(255,255,255,.05);
  --glass-hover:rgba(255,255,255,.08);
  --radius-card:20px;
  --radius-screen:24px;
  --radius-pill:999px;
  --shadow-card:0 1px 0 rgba(255,255,255,.08) inset,0 18px 40px -18px rgba(0,0,0,.72);
  --shadow-card-hover:0 1px 0 rgba(255,255,255,.14) inset,0 26px 56px -20px rgba(0,0,0,.8);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --section-gap:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text-1);
  background:var(--bg-0);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body.ly-lock{overflow:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color var(--ease),transform var(--ease),border-color var(--ease)}
a:hover{color:var(--primary)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,p{margin:0}
h1,h2,h3,h4{letter-spacing:-0.01em;font-weight:700}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
::selection{background:rgba(46,230,197,.28)}

.ly-container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.ly-section{padding:var(--section-gap) 0 0}
.ly-section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.ly-section__title{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700}
.ly-section__title em{font-style:normal;color:var(--primary)}
.ly-section__desc{color:var(--text-2);font-size:15px;max-width:620px;margin-top:12px}
.ly-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:11px;letter-spacing:.12em;color:var(--primary);text-transform:uppercase;margin-bottom:14px}
.ly-eyebrow::before{content:"";width:18px;height:1px;background:var(--primary);opacity:.7}

/* ============ 导航 ============ */
.ly-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:rgba(7,13,21,.28);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
  box-shadow:0 8px 24px -18px rgba(0,0,0,.9);
  transition:background var(--ease),height var(--ease),box-shadow var(--ease);
}
.ly-header.is-scrolled{background:rgba(7,13,21,.88);box-shadow:0 12px 28px -20px rgba(0,0,0,1)}
.ly-nav{
  max-width:1200px;margin:0 auto;padding:0 32px;
  height:72px;display:flex;align-items:center;justify-content:space-between;gap:28px;
  transition:height var(--ease);
}
.ly-header.is-scrolled .ly-nav{height:64px}
.ly-logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.ly-logo__mark{width:40px;height:40px;flex-shrink:0}
.ly-logo__text{display:flex;flex-direction:column;line-height:1.15}
.ly-logo__main{font-size:16px;font-weight:700;color:var(--text-1);letter-spacing:.01em}
.ly-logo__sub{font-size:10px;letter-spacing:.14em;color:var(--text-3);text-transform:uppercase}
.ly-nav__links{display:flex;align-items:center;gap:6px}
.ly-nav__links a{
  position:relative;padding:8px 14px;border-radius:var(--radius-pill);
  font-size:14px;color:var(--text-2);white-space:nowrap;
}
.ly-nav__links a::after{
  content:"";position:absolute;left:50%;bottom:2px;height:2px;width:0;
  background:var(--primary);border-radius:2px;transform:translateX(-50%);
  transition:width var(--ease);
}
.ly-nav__links a:hover{color:var(--text-1);background:var(--glass)}
.ly-nav__links a:hover::after{width:18px}
.ly-nav__links a.is-active{color:var(--primary);background:var(--primary-dim)}
.ly-nav__links a.is-active::after{width:22px}
.ly-nav__right{display:flex;align-items:center;gap:12px}
.ly-search{
  display:inline-flex;align-items:center;gap:7px;height:38px;padding:0 14px;
  border-radius:var(--radius-pill);border:1px solid var(--line);background:var(--glass);
  font-size:13px;color:var(--text-2);
}
.ly-search svg{width:15px;height:15px}
.ly-search:hover{color:var(--primary);border-color:var(--line-strong);background:var(--glass-hover)}
.ly-nav__cta{
  display:inline-flex;align-items:center;height:38px;padding:0 20px;border-radius:var(--radius-pill);
  background:linear-gradient(135deg,#2EE6C5,#1FC9B4);color:#06231F;font-weight:700;font-size:13.5px;
  box-shadow:0 0 0 1px rgba(46,230,197,.45),0 10px 30px -8px rgba(46,230,197,.5);
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
}
.ly-nav__cta:hover{color:#06231F;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(46,230,197,.6),0 16px 36px -10px rgba(46,230,197,.6)}
.ly-burger{display:none;width:42px;height:42px;border-radius:14px;border:1px solid var(--line);background:var(--glass);align-items:center;justify-content:center;flex-direction:column;gap:4px}
.ly-burger span{display:block;width:17px;height:1.6px;background:var(--text-1);border-radius:2px;transition:transform var(--ease),opacity var(--ease)}
.ly-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(5.6px) rotate(45deg)}
.ly-burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.ly-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-5.6px) rotate(-45deg)}

.ly-drawer{
  position:fixed;inset:0;z-index:110;
  background:rgba(7,13,21,.96);
  backdrop-filter:blur(18px) saturate(140%);
  padding:104px 24px 40px;
  display:flex;flex-direction:column;gap:10px;
  opacity:0;visibility:hidden;transform:translateY(-12px);
  transition:opacity var(--ease),transform var(--ease),visibility var(--ease);
}
.ly-drawer.is-open{opacity:1;visibility:visible;transform:none}
.ly-drawer a{
  padding:16px 18px;border-radius:16px;border:1px solid var(--line);background:var(--glass);
  font-size:16px;color:var(--text-1);
}
.ly-drawer a.is-active{color:var(--primary);border-color:rgba(46,230,197,.4);background:var(--primary-dim)}
.ly-drawer .ly-drawer__cta{margin-top:14px;text-align:center;font-weight:700;color:#06231F;background:linear-gradient(135deg,#2EE6C5,#1FC9B4);border-color:transparent}

/* ============ Hero ============ */
.ly-hero{
  position:relative;padding:158px 0 88px;overflow:hidden;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.ly-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(120% 90% at 88% 6%,rgba(46,230,197,.16),transparent 58%),
    radial-gradient(90% 80% at 6% 100%,rgba(110,123,255,.14),transparent 60%),
    linear-gradient(180deg,rgba(7,13,21,.86) 0%,rgba(7,13,21,.9) 52%,var(--bg-0) 100%);
}
.ly-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(90% 70% at 50% 30%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(90% 70% at 50% 30%,#000 0%,transparent 78%);
}
.ly-hero__inner{position:relative;z-index:2;max-width:900px}
.ly-crumbs{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);margin-bottom:22px;flex-wrap:wrap}
.ly-crumbs a:hover{color:var(--primary)}
.ly-crumbs span{opacity:.5}
.ly-hero h1{
  font-size:clamp(28px,4.2vw,46px);line-height:1.18;font-weight:800;
  letter-spacing:-0.01em;margin-bottom:18px;
}
.ly-hero h1 em{font-style:normal;color:var(--primary)}
.ly-hero__sub{font-size:16.5px;line-height:1.9;color:var(--text-2);max-width:640px}
.ly-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.ly-hero__stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:40px}
.ly-stat{
  display:inline-flex;align-items:center;gap:10px;padding:11px 18px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  font-size:13.5px;color:var(--text-2);
}
.ly-stat svg{width:16px;height:16px;color:var(--primary);flex-shrink:0}

/* ============ 按钮 ============ */
.ly-btn{
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 28px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease),border-color var(--ease),background var(--ease);
}
.ly-btn--primary{
  background:linear-gradient(135deg,#2EE6C5,#1FC9B4);color:#06231F;font-weight:700;
  box-shadow:0 0 0 1px rgba(46,230,197,.45),0 10px 30px -8px rgba(46,230,197,.5);
}
.ly-btn--primary::after{
  content:"";position:absolute;top:0;bottom:0;left:-40%;width:30%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.12),transparent);
  transform:skewX(-18deg);transition:left 620ms cubic-bezier(.2,.7,.3,1);
}
.ly-btn--primary:hover{color:#06231F;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(46,230,197,.6),0 18px 38px -10px rgba(46,230,197,.62)}
.ly-btn--primary:hover::after{left:120%}
.ly-btn--primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(46,230,197,.45),0 6px 18px -8px rgba(46,230,197,.5)}
.ly-btn--ghost{
  background:var(--glass);border:1px solid var(--line-strong);color:var(--primary);
  backdrop-filter:blur(18px) saturate(140%);
}
.ly-btn--ghost:hover{color:var(--primary);border-color:var(--primary);background:var(--glass-hover);transform:translateY(-2px)}
.ly-btn--sm{height:44px;padding:0 22px;font-size:14px}

/* ============ 提示卡 ============ */
.ly-notes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.ly-note{
  position:relative;padding:26px 24px;border-radius:var(--radius-card);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow-card);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.ly-note::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:40%;height:1px;background:linear-gradient(90deg,transparent,rgba(46,230,197,.65),transparent);
}
.ly-note:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-card-hover)}
.ly-note__icon{
  width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--primary-dim);border:1px solid rgba(46,230,197,.28);margin-bottom:16px;
}
.ly-note__icon svg{width:20px;height:20px;color:var(--primary)}
.ly-note h3{font-size:17px;font-weight:600;margin-bottom:8px;line-height:1.45}
.ly-note p{font-size:14px;color:var(--text-2);line-height:1.8}

/* ============ 设备矩阵 ============ */
.ly-matrix{display:flex;flex-direction:column;gap:72px}
.ly-matrix__row{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:48px;align-items:center}
.ly-matrix__row.is-reverse{grid-template-columns:minmax(0,8fr) minmax(0,4fr)}
.ly-matrix__row.is-reverse .ly-device{order:2}
.ly-device{
  position:relative;border-radius:var(--radius-screen);overflow:hidden;
  background:var(--bg-2);border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  aspect-ratio:9 / 14;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.ly-device:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover);border-color:var(--line-strong)}
.ly-device img{width:100%;height:100%;object-fit:cover;transition:transform 420ms cubic-bezier(.2,.7,.3,1)}
.ly-device:hover img{transform:scale(1.04)}
.ly-device__veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,13,21,.12) 0%,rgba(7,13,21,.72) 100%)}
.ly-device__tag{
  position:absolute;top:16px;left:16px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;border-radius:var(--radius-pill);
  font-size:11px;letter-spacing:.12em;font-weight:600;
  background:rgba(7,13,21,.62);border:1px solid rgba(46,230,197,.42);color:var(--primary);
  backdrop-filter:blur(10px);
}
.ly-device__cap{position:absolute;left:18px;right:18px;bottom:18px;z-index:2;font-size:14px;font-weight:600;line-height:1.6}
.ly-spec{max-width:100%}
.ly-spec__label{display:inline-flex;align-items:center;gap:8px;font-size:11px;letter-spacing:.12em;color:var(--accent-2);margin-bottom:14px;text-transform:uppercase}
.ly-spec h3{font-size:clamp(20px,2.2vw,26px);line-height:1.35;margin-bottom:12px}
.ly-spec__intro{font-size:15px;color:var(--text-2);margin-bottom:22px;max-width:640px}
.ly-spec__list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.ly-spec__list li{
  display:flex;gap:12px;padding:16px 18px;border-radius:16px;
  background:var(--glass);border:1px solid var(--line);
  transition:background var(--ease),border-color var(--ease),transform var(--ease);
}
.ly-spec__list li:hover{background:var(--glass-hover);border-color:var(--line-strong);transform:translateY(-2px)}
.ly-spec__list li::before{
  content:"";flex-shrink:0;width:7px;height:7px;margin-top:9px;border-radius:2px;
  background:var(--primary);transform:rotate(45deg);box-shadow:0 0 12px rgba(46,230,197,.6);
}
.ly-spec__list strong{display:block;font-size:14.5px;font-weight:600;color:var(--text-1);margin-bottom:4px}
.ly-spec__list span{font-size:13.5px;color:var(--text-2);line-height:1.75}
.ly-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.ly-chip{
  display:inline-flex;align-items:center;padding:5px 13px;border-radius:var(--radius-pill);
  font-size:12px;letter-spacing:.04em;color:var(--text-2);
  background:var(--glass);border:1px solid var(--line);
}
.ly-chip--accent{color:var(--accent-2);border-color:rgba(110,123,255,.34);background:rgba(110,123,255,.1)}

/* ============ 对照表 ============ */
.ly-table-wrap{
  border-radius:var(--radius-card);border:1px solid var(--line);
  background:var(--glass);backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow-card);overflow-x:auto;
}
.ly-table{width:100%;min-width:680px;border-collapse:collapse}
.ly-table th{
  text-align:left;padding:16px 22px;font-size:12.5px;letter-spacing:.08em;
  color:var(--text-2);font-weight:600;background:rgba(255,255,255,.05);
  border-bottom:1px solid var(--line);white-space:nowrap;
}
.ly-table td{
  padding:18px 22px;font-size:14px;color:var(--text-2);
  border-top:1px solid var(--line);vertical-align:top;
}
.ly-table tbody tr:first-child td{border-top:0}
.ly-table tbody tr{transition:background var(--ease)}
.ly-table tbody tr:hover{background:rgba(255,255,255,.03)}
.ly-table td strong{color:var(--text-1);font-weight:600}
.ly-table__device{color:var(--primary);font-weight:600;white-space:nowrap}

/* ============ FAQ ============ */
.ly-faq{display:flex;flex-direction:column;gap:14px;max-width:920px}
.ly-faq__item{
  border-radius:18px;border:1px solid var(--line);background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);overflow:hidden;
  transition:border-color var(--ease),background var(--ease);
}
.ly-faq__item:hover{border-color:var(--line-strong)}
.ly-faq__item[open]{border-color:rgba(46,230,197,.34);background:rgba(46,230,197,.05)}
.ly-faq__item summary{
  display:flex;align-items:center;gap:14px;
  padding:20px 22px;min-height:56px;cursor:pointer;list-style:none;
  font-size:16px;font-weight:600;color:var(--text-1);
}
.ly-faq__item summary::-webkit-details-marker{display:none}
.ly-faq__item summary::before{
  content:"";flex-shrink:0;width:6px;height:6px;border-radius:1px;
  background:var(--primary);transform:rotate(45deg);box-shadow:0 0 12px rgba(46,230,197,.7);
}
.ly-faq__arrow{margin-left:auto;width:18px;height:18px;color:var(--text-3);transition:transform var(--ease),color var(--ease)}
.ly-faq__item[open] .ly-faq__arrow{transform:rotate(180deg);color:var(--primary)}
.ly-faq__body{padding:0 22px 22px 42px;font-size:15px;color:var(--text-2);line-height:1.9;background:var(--bg-1)}
.ly-faq__body p+p{margin-top:10px}
.ly-faq__body a{color:var(--primary);border-bottom:1px solid rgba(46,230,197,.35)}

/* ============ CTA ============ */
.ly-cta{
  position:relative;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding:40px 44px;border-radius:var(--radius-screen);
  background:linear-gradient(120deg,rgba(46,230,197,.14),rgba(110,123,255,.12));
  border:1px solid var(--line);backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow-card);overflow:hidden;
}
.ly-cta::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:36%;height:1px;background:linear-gradient(90deg,transparent,rgba(46,230,197,.7),transparent);
}
.ly-cta h2{font-size:clamp(20px,2.4vw,28px);line-height:1.35;margin-bottom:10px}
.ly-cta p{font-size:14.5px;color:var(--text-2);max-width:560px}

/* ============ 页脚 ============ */
.ly-footer{background:var(--bg-1);border-top:1px solid var(--line);margin-top:var(--section-gap);padding:64px 0 28px}
.ly-footer__grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:40px}
.ly-footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.ly-footer__brand .ly-logo__main{font-size:15px}
.ly-footer p{font-size:13.5px;color:var(--text-2);line-height:1.85}
.ly-footer p+p{margin-top:10px}
.ly-footer h4{font-size:14px;color:var(--text-1);margin-bottom:18px;font-weight:600;letter-spacing:.02em}
.ly-footer__links{display:flex;flex-direction:column;gap:11px}
.ly-footer__links a{font-size:13.5px;color:var(--text-2);transition:color var(--ease),transform var(--ease)}
.ly-footer__links a:hover{color:var(--primary);transform:translateX(2px)}
.ly-footer__qr{
  margin-top:16px;width:132px;height:132px;border-radius:16px;
  border:1px dashed var(--line-strong);background:var(--glass);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12px;color:var(--text-3);line-height:1.6;padding:10px;
}
.ly-footer__bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  text-align:center;font-size:12px;color:var(--text-3);line-height:1.9;
}
.ly-footer__bottom span{margin:0 10px;opacity:.5}

/* ============ 动效 ============ */
.ly-reveal{opacity:0;transform:translateY(8px);transition:opacity .55s cubic-bezier(.2,.7,.3,1),transform .55s cubic-bezier(.2,.7,.3,1)}
.ly-reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .ly-reveal{opacity:1;transform:none}
}

/* Foundation 默认样式覆盖 */
a:not(.ly-btn):hover{text-decoration:none}
button,.button{border-radius:var(--radius-pill)}
table{border-collapse:collapse;margin:0;background:transparent}
table thead{background:transparent}
table th,table td{border:0}

/* ============ 响应式 ============ */
@media (max-width:1280px){
  :root{--section-gap:84px}
}
@media (max-width:1024px){
  :root{--section-gap:72px}
  .ly-container,.ly-nav{padding:0 24px}
  .ly-nav__links{display:none}
  .ly-search span{display:none}
  .ly-search{padding:0 12px}
  .ly-burger{display:flex}
  .ly-hero{padding:126px 0 68px}
  .ly-notes{grid-template-columns:1fr;gap:16px}
  .ly-matrix{gap:56px}
  .ly-matrix__row,.ly-matrix__row.is-reverse{grid-template-columns:1fr;gap:28px}
  .ly-matrix__row.is-reverse .ly-device{order:0}
  .ly-device{max-width:340px;aspect-ratio:12 / 16}
  .ly-footer__grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:640px){
  :root{--section-gap:56px}
  .ly-container,.ly-nav{padding:0 20px}
  .ly-logo__sub{display:none}
  .ly-logo__main{font-size:15px}
  .ly-nav__cta{padding:0 16px;font-size:13px}
  .ly-hero{padding:114px 0 56px}
  .ly-hero__sub{font-size:15.5px}
  .ly-hero__actions{gap:12px}
  .ly-btn{width:100%;justify-content:center}
  .ly-hero__stats{gap:10px}
  .ly-stat{font-size:13px;padding:10px 15px}
  .ly-spec__list{grid-template-columns:1fr}
  .ly-device{max-width:78vw;margin:0 auto;aspect-ratio:9 / 14}
  .ly-cta{padding:28px 22px;flex-direction:column;align-items:flex-start}
  .ly-faq__item summary{font-size:15px;padding:17px 18px}
  .ly-faq__body{padding:0 18px 18px 38px;font-size:14.5px}
  .ly-footer__grid{grid-template-columns:1fr}
  .ly-footer{padding-bottom:40px}
}

/* roulang page: category3 */
:root{
  --bg-0:#070D15;
  --bg-1:#0B1622;
  --bg-2:#101F2E;
  --primary:#2EE6C5;
  --primary-dim:rgba(46,230,197,.16);
  --accent:#FF7A55;
  --accent-2:#6E7BFF;
  --text-1:#EAF2F7;
  --text-2:rgba(234,242,247,.72);
  --text-3:rgba(234,242,247,.48);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --glass:rgba(255,255,255,.05);
  --glass-hover:rgba(255,255,255,.08);
  --radius-card:20px;
  --radius-screen:24px;
  --radius-img:16px;
  --radius-input:12px;
  --shadow-card:0 1px 0 rgba(255,255,255,.08) inset,0 18px 40px -18px rgba(0,0,0,.72);
  --shadow-card-hover:0 1px 0 rgba(255,255,255,.14) inset,0 26px 56px -20px rgba(0,0,0,.8);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--text-1);text-decoration:none;transition:color var(--ease),border-color var(--ease),transform var(--ease)}
a:hover{color:var(--primary)}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-0.01em;line-height:1.3}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
::selection{background:rgba(46,230,197,.28);color:#fff}

.ly-container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}

/* ---------- Header ---------- */
.ly-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(7,13,21,.28);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
  box-shadow:0 8px 24px -18px rgba(0,0,0,.9);
  transition:background var(--ease),height var(--ease),box-shadow var(--ease);
}
.ly-header.is-scrolled{background:rgba(7,13,21,.9);box-shadow:0 14px 34px -18px rgba(0,0,0,.95)}
.ly-nav{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  height:72px;max-width:1200px;margin:0 auto;padding:0 32px;
  transition:height var(--ease);
}
.ly-header.is-scrolled .ly-nav{height:64px}
.ly-logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.ly-logo__mark{width:42px;height:42px;flex-shrink:0}
.ly-logo__text{display:flex;flex-direction:column;line-height:1.15}
.ly-logo__main{font-size:16px;font-weight:800;letter-spacing:-.01em;color:var(--text-1)}
.ly-logo__sub{font-size:10px;letter-spacing:.16em;color:var(--text-3);text-transform:uppercase}
.ly-logo:hover .ly-logo__main{color:var(--primary)}
.ly-nav__links{display:flex;align-items:center;gap:8px}
.ly-nav__links a{
  position:relative;display:inline-block;padding:8px 12px;border-radius:999px;
  font-size:14px;color:var(--text-2);white-space:nowrap;
}
.ly-nav__links a:hover{color:var(--text-1);background:var(--glass)}
.ly-nav__links a.is-active{color:var(--primary);background:var(--primary-dim)}
.ly-nav__right{display:flex;align-items:center;gap:12px}
.ly-search{
  display:inline-flex;align-items:center;gap:8px;padding:8px 14px;
  border:1px solid var(--line);border-radius:999px;background:var(--glass);
  font-size:13px;color:var(--text-2);
}
.ly-search svg{width:16px;height:16px}
.ly-search:hover{border-color:var(--line-strong);color:var(--primary);background:var(--glass-hover)}
.ly-nav__cta{
  display:inline-flex;align-items:center;justify-content:center;
  padding:10px 20px;border-radius:999px;font-size:14px;font-weight:700;color:#06231F;
  background:linear-gradient(135deg,#2EE6C5,#1FC9B4);
  box-shadow:0 0 0 1px rgba(46,230,197,.45),0 10px 30px -8px rgba(46,230,197,.5);
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
}
.ly-nav__cta:hover{color:#06231F;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(46,230,197,.6),0 16px 38px -8px rgba(46,230,197,.62)}
.ly-burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:var(--glass);position:relative}
.ly-burger span,.ly-burger::before,.ly-burger::after{
  content:"";position:absolute;left:11px;right:11px;height:2px;border-radius:2px;background:var(--text-1);
  transition:transform var(--ease),opacity var(--ease);
}
.ly-burger::before{top:14px}
.ly-burger span{top:20px}
.ly-burger::after{top:26px}
body.ly-menu-open .ly-burger::before{transform:translateY(6px) rotate(45deg)}
body.ly-menu-open .ly-burger::after{transform:translateY(-6px) rotate(-45deg)}
body.ly-menu-open .ly-burger span{opacity:0}

/* ---------- Hero ---------- */
.ly-hero{position:relative;overflow:hidden;padding:150px 0 84px;background:var(--bg-0)}
.ly-hero__bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center 20%;
  opacity:.4;filter:saturate(120%);
}
.ly-hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 22% 18%,rgba(46,230,197,.16),transparent 55%),
             radial-gradient(circle at 82% 62%,rgba(110,123,255,.14),transparent 58%),
             linear-gradient(180deg,rgba(7,13,21,.72) 0%,rgba(7,13,21,.92) 62%,var(--bg-0) 100%);
}
.ly-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:140px;z-index:2;
  background:linear-gradient(to bottom,rgba(7,13,21,0),var(--bg-0));pointer-events:none;
}
.ly-hero__inner{position:relative;z-index:3;display:grid;grid-template-columns:1.12fr .88fr;gap:44px;align-items:center}
.ly-crumb{display:flex;align-items:center;gap:10px;font-size:12.5px;letter-spacing:.04em;color:var(--text-3);margin-bottom:20px}
.ly-crumb a{color:var(--text-3)}
.ly-crumb a:hover{color:var(--primary)}
.ly-crumb span[aria-current]{color:var(--text-2)}
.ly-hero h1{font-size:clamp(28px,4.2vw,44px);font-weight:800;line-height:1.18}
.ly-hero h1 em{font-style:normal;color:var(--primary)}
.ly-hero__sub{margin-top:18px;font-size:16.5px;color:var(--text-2);max-width:36em}
.ly-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.ly-chip{
  display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;
  border:1px solid var(--line);background:var(--glass);font-size:12.5px;color:var(--text-2);
}
.ly-chip--accent{border-color:rgba(110,123,255,.4);color:#B9C0FF;background:rgba(110,123,255,.12)}
.ly-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.ly-btn{
  position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:14.5px;font-weight:700;
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease),border-color var(--ease),background var(--ease),color var(--ease);
}
.ly-btn--primary{
  color:#06231F;background:linear-gradient(135deg,#2EE6C5,#1FC9B4);
  box-shadow:0 0 0 1px rgba(46,230,197,.45),0 10px 30px -8px rgba(46,230,197,.5);
}
.ly-btn--primary::after{
  content:"";position:absolute;top:-30%;bottom:-30%;left:-40%;width:30%;
  background:linear-gradient(100deg,rgba(255,255,255,0),rgba(255,255,255,.34),rgba(255,255,255,0));
  transform:skewX(-16deg);opacity:0;transition:opacity 160ms linear;
}
.ly-btn--primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(46,230,197,.6),0 18px 40px -8px rgba(46,230,197,.62)}
.ly-btn--primary:hover::after{opacity:1;animation:lySweep 620ms ease-out}
.ly-btn--primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(46,230,197,.5),0 6px 18px -8px rgba(46,230,197,.5)}
@keyframes lySweep{from{left:-40%}to{left:120%}}
.ly-btn--ghost{
  color:var(--primary);background:var(--glass);border:1px solid var(--line);
}
.ly-btn--ghost:hover{border-color:var(--line-strong);background:var(--glass-hover);transform:translateY(-2px)}
.ly-btn--accent{
  color:#2A0E05;background:linear-gradient(135deg,#FF9C74,#FF7A55);
  box-shadow:0 0 0 1px rgba(255,122,85,.4),0 12px 30px -10px rgba(255,122,85,.5);
}
.ly-btn--accent:hover{color:#2A0E05;transform:translateY(-2px);filter:brightness(1.05);box-shadow:0 0 0 1px rgba(255,122,85,.55),0 18px 40px -10px rgba(255,122,85,.6)}
.ly-hero__media{position:relative;border-radius:var(--radius-screen);overflow:hidden;border:1px solid var(--line);box-shadow:0 1px 0 rgba(255,255,255,.08) inset,0 30px 60px -24px rgba(0,0,0,.9)}
.ly-hero__media img{width:100%;aspect-ratio:16/11;object-fit:cover}
.ly-hero__media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,13,21,.05),rgba(7,13,21,.72))}
.ly-hero__badge{
  position:absolute;top:16px;right:16px;z-index:2;
  padding:6px 14px;border-radius:999px;font-size:11px;letter-spacing:.12em;
  color:#06231F;background:linear-gradient(135deg,#2EE6C5,#7Cf3df);font-weight:700;
}
.ly-hero__caption{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;font-size:13px;color:var(--text-2)}

/* ---------- Section ---------- */
.ly-section{padding:var(--gap-section) 0}
.ly-section--tight{padding:64px 0}
.ly-section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.ly-section__title{font-size:clamp(22px,2.6vw,30px);font-weight:700}
.ly-section__title span{display:block;font-size:12.5px;font-weight:400;letter-spacing:.14em;color:var(--primary);margin-bottom:10px}
.ly-section__desc{margin-top:12px;color:var(--text-2);max-width:44em;font-size:15px}
.ly-section__more{font-size:14px;color:var(--text-2);border-bottom:1px solid var(--line);padding-bottom:4px}
.ly-section__more:hover{color:var(--primary);border-color:var(--primary)}

/* ---------- Tip cards ---------- */
.ly-tips{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ly-tip{
  position:relative;display:flex;gap:16px;padding:24px;border-radius:var(--radius-card);
  background:var(--glass);border:1px solid var(--line);box-shadow:var(--shadow-card);
  -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.ly-tip::before{
  content:"";position:absolute;top:0;left:30%;width:40%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(46,230,197,.7),transparent);
}
.ly-tip:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-card-hover)}
.ly-tip__icon{
  flex-shrink:0;width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:var(--primary-dim);border:1px solid rgba(46,230,197,.28);
}
.ly-tip__icon svg{width:22px;height:22px;stroke:var(--primary);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ly-tip h3{font-size:17px;font-weight:700;margin-bottom:6px}
.ly-tip p{font-size:14px;color:var(--text-2);line-height:1.75}

/* ---------- Checklist ---------- */
.ly-check{display:grid;grid-template-columns:repeat(2,1fr);gap:24px 40px}
.ly-check__item{display:flex;gap:20px;padding:20px 22px;border-radius:var(--radius-card);border:1px solid transparent;transition:border-color var(--ease),background var(--ease),transform var(--ease)}
.ly-check__item:hover{border-color:var(--line);background:var(--glass);transform:translateY(-3px)}
.ly-check:nth-child(odd) .ly-check__item:nth-child(even){transform:translateY(12px)}
.ly-check__num{
  flex-shrink:0;font-size:44px;font-weight:800;line-height:1;
  color:transparent;-webkit-text-stroke:1px rgba(46,230,197,.3);
  font-variant-numeric:tabular-nums;
}
.ly-check__item h3{font-size:17px;font-weight:700;margin-bottom:6px}
.ly-check__item p{font-size:14px;color:var(--text-2)}
.ly-tagrow{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.ly-tag{
  font-size:11.5px;letter-spacing:.06em;padding:4px 10px;border-radius:8px;
  color:var(--text-2);background:rgba(255,255,255,.05);border:1px solid var(--line);
}
.ly-tag--blue{color:#B9C0FF;border-color:rgba(110,123,255,.35);background:rgba(110,123,255,.12)}

/* ---------- Table ---------- */
.ly-tablewrap{
  border-radius:var(--radius-card);border:1px solid var(--line);background:var(--glass);
  overflow:hidden;box-shadow:var(--shadow-card);
}
.ly-table__scroll{overflow-x:auto}
.ly-table{width:100%;min-width:640px;border-collapse:collapse;font-size:14px}
.ly-table th,.ly-table td{padding:16px 20px;text-align:left;vertical-align:top}
.ly-table thead th{
  background:rgba(255,255,255,.06);font-size:12.5px;letter-spacing:.08em;
  color:var(--text-2);font-weight:600;white-space:nowrap;
}
.ly-table tbody tr+tr th,.ly-table tbody tr+tr td{border-top:1px solid var(--line)}
.ly-table td{color:var(--text-2)}
.ly-table tbody th{font-weight:600;color:var(--text-1);white-space:nowrap}

/* ---------- FAQ ---------- */
.ly-faq{display:flex;flex-direction:column;gap:14px;max-width:960px}
.ly-faq__item{
  border-radius:var(--radius-card);border:1px solid var(--line);background:var(--glass);
  overflow:hidden;transition:border-color var(--ease),background var(--ease);
}
.ly-faq__item.is-open{border-color:rgba(46,230,197,.4);background:rgba(46,230,197,.05)}
.ly-faq__q{
  width:100%;display:flex;align-items:center;gap:14px;min-height:60px;
  padding:14px 22px;text-align:left;font-size:16px;font-weight:600;color:var(--text-1);
  transition:color var(--ease);
}
.ly-faq__q:hover{color:var(--primary)}
.ly-faq__dot{width:8px;height:8px;flex-shrink:0;background:var(--primary);border-radius:2px;transform:rotate(45deg);box-shadow:0 0 12px rgba(46,230,197,.7)}
.ly-faq__text{flex:1}
.ly-faq__arrow{width:18px;height:18px;flex-shrink:0;stroke:var(--text-3);fill:none;stroke-width:2;stroke-linecap:round;transition:transform var(--ease),stroke var(--ease)}
.ly-faq__item.is-open .ly-faq__arrow{transform:rotate(180deg);stroke:var(--primary)}
.ly-faq__a{padding:0 22px 22px 46px;font-size:14.5px;color:var(--text-2);line-height:1.9;background:var(--bg-1)}
.ly-faq__a a{color:var(--primary);border-bottom:1px solid rgba(46,230,197,.4)}
.ly-faq__a strong{color:var(--text-1)}

/* ---------- Related ---------- */
.ly-related{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.ly-related__card{
  display:flex;gap:18px;padding:20px;border-radius:var(--radius-card);
  border:1px solid var(--line);background:var(--glass);box-shadow:var(--shadow-card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.ly-related__card:hover{transform:translateY(-4px);border-color:var(--line-strong);background:var(--glass-hover);box-shadow:var(--shadow-card-hover)}
.ly-related__card img{width:132px;height:104px;object-fit:cover;border-radius:var(--radius-img);flex-shrink:0}
.ly-related__card h3{font-size:16.5px;margin-bottom:8px}
.ly-related__card p{font-size:13.5px;color:var(--text-2)}
.ly-related__card span{display:inline-block;margin-top:10px;font-size:13px;color:var(--primary)}

/* ---------- CTA ---------- */
.ly-cta{
  position:relative;overflow:hidden;display:grid;grid-template-columns:1.3fr .7fr;gap:36px;align-items:center;
  padding:44px;border-radius:28px;border:1px solid var(--line);
  background:linear-gradient(135deg,rgba(46,230,197,.09),rgba(110,123,255,.09));
  -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow-card);
}
.ly-cta::before{
  content:"";position:absolute;top:0;left:30%;width:40%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(46,230,197,.8),transparent);
}
.ly-cta h2{font-size:clamp(22px,2.6vw,30px)}
.ly-cta p{margin-top:14px;color:var(--text-2);font-size:15px}
.ly-cta__actions{display:flex;flex-direction:column;gap:14px;align-items:flex-end}
.ly-cta__note{font-size:12.5px;color:var(--text-3);text-align:right}

/* ---------- Form ---------- */
.ly-form{margin-top:30px;display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.ly-field{display:flex;flex-direction:column;gap:8px}
.ly-field--full{grid-column:1 / -1}
.ly-field label{font-size:13px;color:var(--text-2)}
.ly-field input,.ly-field select,.ly-field textarea{
  padding:13px 16px;border-radius:var(--radius-input);border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--text-1);font-size:14.5px;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.ly-field textarea{resize:vertical;min-height:110px}
.ly-field input::placeholder,.ly-field textarea::placeholder{color:var(--text-3)}
.ly-field input:focus,.ly-field select:focus,.ly-field textarea:focus{
  outline:none;border-color:var(--primary);background:rgba(46,230,197,.06);
  box-shadow:0 0 0 3px rgba(46,230,197,.16);
}
.ly-field select option{background:var(--bg-2);color:var(--text-1)}
.ly-form__foot{grid-column:1 / -1;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.ly-form__msg{font-size:13.5px;color:var(--primary);min-height:20px}
.ly-form__msg.is-error{color:var(--accent)}

/* ---------- Footer ---------- */
.ly-footer{background:var(--bg-1);border-top:1px solid var(--line);padding:64px 0 28px;margin-top:20px}
.ly-footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.ly-footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.ly-footer__brand .ly-logo__main{font-size:15.5px;line-height:1.4}
.ly-footer p{font-size:13.5px;color:var(--text-2);margin-bottom:10px;line-height:1.85}
.ly-footer h4{font-size:14px;margin-bottom:16px;color:var(--text-1)}
.ly-footer__links{display:flex;flex-direction:column;gap:10px}
.ly-footer__links a{font-size:13.5px;color:var(--text-2);transition:color var(--ease),transform var(--ease)}
.ly-footer__links a:hover{color:var(--primary);transform:translateX(2px)}
.ly-footer__qr{
  margin-top:6px;width:126px;height:126px;border-radius:14px;border:1px dashed var(--line-strong);
  display:grid;place-items:center;text-align:center;font-size:12px;color:var(--text-3);
  background:rgba(255,255,255,.03);line-height:1.6;padding:10px;
}
.ly-footer__bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  text-align:center;font-size:12px;color:var(--text-3);
}
.ly-footer__bottom span{margin:0 10px;color:var(--line-strong)}

/* ---------- Motion ---------- */
.ly-reveal{opacity:0;transform:translateY(8px);transition:opacity 520ms cubic-bezier(.2,.7,.3,1),transform 520ms cubic-bezier(.2,.7,.3,1)}
.ly-reveal.is-in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:1180px){
  .ly-container,.ly-nav{padding-left:24px;padding-right:24px}
  .ly-nav__links a{padding:8px 10px;font-size:13.5px}
}
@media (max-width:1023px){
  :root{--gap-section:72px}
  .ly-header{-webkit-backdrop-filter:none;backdrop-filter:none;background:rgba(7,13,21,.92)}
  .ly-nav{height:64px}
  .ly-header.is-scrolled .ly-nav{height:60px}
  .ly-burger{display:block}
  .ly-search{display:none}
  .ly-nav__links{
    position:fixed;left:0;right:0;top:64px;bottom:0;z-index:60;
    display:flex;flex-direction:column;align-items:stretch;gap:6px;
    padding:26px 24px 60px;overflow-y:auto;
    background:rgba(7,13,21,.97);
    -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
    border-top:1px solid var(--line);
    transform:translateY(-8px);opacity:0;visibility:hidden;pointer-events:none;
    transition:opacity var(--ease),transform var(--ease),visibility var(--ease);
  }
  body.ly-menu-open .ly-nav__links{opacity:1;visibility:visible;pointer-events:auto;transform:none}
  .ly-nav__links a{padding:15px 18px;border-radius:14px;font-size:16px;border:1px solid var(--line);background:var(--glass)}
  .ly-nav__links a.is-active{border-color:rgba(46,230,197,.4)}
  .ly-hero{padding:120px 0 64px}
  .ly-hero__inner{grid-template-columns:1fr;gap:34px}
  .ly-tips{grid-template-columns:1fr}
  .ly-check{grid-template-columns:1fr;gap:14px}
  .ly-check:nth-child(odd) .ly-check__item:nth-child(even){transform:none}
  .ly-related{grid-template-columns:1fr}
  .ly-cta{grid-template-columns:1fr;padding:34px 26px}
  .ly-cta__actions{align-items:flex-start}
  .ly-cta__note{text-align:left}
  .ly-footer__grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:640px){
  :root{--gap-section:56px}
  .ly-container,.ly-nav{padding-left:20px;padding-right:20px}
  .ly-hero{padding:104px 0 52px}
  .ly-logo__main{font-size:15px}
  .ly-logo__sub{display:none}
  .ly-nav__cta{padding:9px 16px;font-size:13.5px}
  .ly-hero__actions{gap:12px}
  .ly-btn{width:100%;padding:13px 20px}
  .ly-section__head{margin-bottom:28px}
  .ly-related__card{flex-direction:column}
  .ly-related__card img{width:100%;height:170px}
  .ly-form{grid-template-columns:1fr}
  .ly-faq__q{padding:14px 16px;font-size:15px}
  .ly-faq__a{padding:0 16px 20px 40px}
  .ly-footer__grid{grid-template-columns:1fr}
  .ly-footer{padding-bottom:80px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:1ms!important}
  .ly-reveal{opacity:1;transform:none}
}