/* roulang page: index */
:root{
  --bg:#050B14;
  --bg-2:#06111F;
  --bg-3:#0A1A2F;
  --cyan:#22E6C8;
  --cyan-deep:#0E9E90;
  --orange:#FF7A2F;
  --green:#42F5A7;
  --text:#F5F9FF;
  --text-2:#B7C7D9;
  --text-3:#7E93A8;
  --glass:rgba(12,28,48,0.72);
  --glass-soft:rgba(10,26,47,0.52);
  --line:rgba(120,220,255,0.18);
  --line-soft:rgba(120,220,255,0.10);
  --radius:18px;
  --radius-sm:14px;
  --shadow:0 16px 50px rgba(0,0,0,0.45);
  --glow:0 0 28px rgba(34,230,200,0.35);
  --font-cn:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"DIN Alternate","Barlow Condensed","HarmonyOS Sans SC","PingFang SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(680px 420px at 12% -6%,rgba(34,230,200,.13),transparent 62%),
    radial-gradient(560px 380px at 92% 8%,rgba(255,122,47,.10),transparent 60%),
    radial-gradient(720px 520px at 50% 108%,rgba(34,230,200,.07),transparent 65%);
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
::selection{background:rgba(34,230,200,.3);}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 32px;position:relative;z-index:1;}
@media (max-width:768px){.container{padding:0 20px;}}

/* ---------- 顶部信息条 ---------- */
.topbar{
  position:relative;
  z-index:60;
  background:rgba(6,17,31,.92);
  border-bottom:1px solid var(--line-soft);
  height:36px;
  overflow:hidden;
}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:36px;
  font-size:12.5px;
  color:var(--text-3);
}
.topbar-domain{
  flex:none;
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--text-2);
  font-family:var(--font-num);
  letter-spacing:.06em;
}
.topbar-domain .dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--green);
  box-shadow:0 0 10px rgba(66,245,167,.8);
}
.topbar-ticker{
  flex:1;
  overflow:hidden;
  white-space:nowrap;
  position:relative;
  mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
}
.ticker-track{
  display:inline-flex;
  gap:56px;
  padding-left:100%;
  animation:ticker 34s linear infinite;
}
.ticker-track span{color:var(--text-3);}
.ticker-track span b{color:var(--cyan);font-weight:600;}
@keyframes ticker{from{transform:translateX(0);}to{transform:translateX(-50%);}}
.topbar-actions{flex:none;display:flex;align-items:center;gap:16px;}
.topbar-actions a{color:var(--text-2);transition:color .2s ease;}
.topbar-actions a:hover{color:var(--cyan);}
.topbar-actions .split{width:1px;height:14px;background:var(--line);}
@media (max-width:1024px){
  .topbar-actions .hide-md{display:none;}
}
@media (max-width:768px){
  .topbar-inner{gap:12px;font-size:12px;}
  .topbar-ticker{display:none;}
  .topbar-actions{margin-left:auto;}
}

/* ---------- 主导航 ---------- */
.mainnav{
  position:sticky;
  top:0;
  z-index:55;
  background:rgba(6,17,31,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
  transition:background .25s ease,box-shadow .25s ease;
}
.mainnav.is-scrolled{
  background:rgba(5,11,20,.94);
  box-shadow:0 12px 34px rgba(0,0,0,.5);
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:68px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  flex:none;
}
.brand-logo{
  width:40px;height:40px;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:linear-gradient(140deg,rgba(34,230,200,.9),rgba(14,158,144,.55));
  box-shadow:0 0 24px rgba(34,230,200,.32);
  flex:none;
}
.brand-logo svg{width:22px;height:22px;stroke:#04141A;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.01em;}
.brand-sub{font-size:11.5px;color:var(--text-3);font-family:var(--font-num);letter-spacing:.14em;text-transform:uppercase;}
.nav-list{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:8px;
  flex:1;
  min-width:0;
}
.nav-list a{
  position:relative;
  padding:9px 14px;
  border-radius:10px;
  font-size:14.5px;
  color:var(--text-2);
  white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-list a::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--cyan),rgba(34,230,200,0));
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .25s ease;
}
.nav-list a:hover{color:var(--text);background:rgba(34,230,200,.07);}
.nav-list a:hover::after{transform:scaleX(1);}
.nav-list a.active{color:var(--cyan);background:rgba(34,230,200,.08);}
.nav-list a.active::after{transform:scaleX(1);}
.nav-cta{flex:none;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:var(--radius-sm);
  font-size:14.5px;
  font-weight:600;
  padding:11px 22px;
  border:1px solid transparent;
  transition:transform .18s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;}
.btn-primary{
  background:linear-gradient(135deg,#2BF2D2,#0E9E90);
  color:#03181C;
  box-shadow:var(--glow);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 0 38px rgba(34,230,200,.52);filter:brightness(1.06);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{
  background:rgba(12,28,48,.5);
  border-color:var(--line);
  color:var(--text);
  backdrop-filter:blur(8px);
}
.btn-ghost:hover{border-color:rgba(34,230,200,.55);background:rgba(34,230,200,.10);transform:translateY(-1px);}
.btn-ghost:active{transform:scale(.98);}
.btn-accent{
  background:linear-gradient(135deg,#FF9350,#FF7A2F);
  color:#231006;
  box-shadow:0 0 28px rgba(255,122,47,.32);
}
.btn-accent:hover{transform:translateY(-1px);box-shadow:0 0 38px rgba(255,122,47,.48);}
.btn-sm{padding:9px 16px;font-size:13.5px;}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(12,28,48,.6);
  place-items:center;
  flex:none;
}
.nav-toggle span{
  display:block;
  width:18px;height:2px;
  border-radius:2px;
  background:var(--text);
  margin:3px auto;
  transition:transform .22s ease,opacity .22s ease;
}
@media (max-width:1180px){
  .nav-list a{padding:9px 10px;font-size:13.5px;}
}
@media (max-width:1024px){
  .nav-list{
    position:fixed;
    top:104px;left:0;right:0;
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    background:rgba(6,17,31,.98);
    border-bottom:1px solid var(--line);
    padding:14px 20px 22px;
    max-height:calc(100vh - 104px);
    overflow-y:auto;
    transform:translateY(-12px);
    opacity:0;
    pointer-events:none;
    transition:opacity .22s ease,transform .22s ease;
  }
  .nav-list.open{opacity:1;transform:translateY(0);pointer-events:auto;}
  .nav-list a{padding:13px 12px;font-size:15px;border-radius:12px;}
  .nav-list a::after{display:none;}
  .nav-toggle{display:grid;margin-left:auto;order:3;}
  .nav-cta{display:none;}
  .brand-sub{display:none;}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:640px;
  display:flex;
  align-items:center;
  background:url(/assets/images/backpic/back-1.webp) center/cover no-repeat;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(100deg,rgba(5,11,20,.95) 0%,rgba(5,11,20,.82) 42%,rgba(6,17,31,.55) 72%,rgba(6,17,31,.35) 100%);
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(520px 320px at 78% 28%,rgba(34,230,200,.18),transparent 68%),
    radial-gradient(420px 300px at 18% 88%,rgba(255,122,47,.12),transparent 70%);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:48px;
  align-items:center;
  padding:96px 0 84px;
  width:100%;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:7px 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(12,28,48,.62);
  font-size:13px;
  color:var(--text-2);
  margin-bottom:22px;
}
.hero-tag .pulse{
  width:7px;height:7px;border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 0 0 rgba(34,230,200,.6);
  animation:pulse 2.2s ease-out infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(34,230,200,.55);}
  70%{box-shadow:0 0 0 12px rgba(34,230,200,0);}
  100%{box-shadow:0 0 0 0 rgba(34,230,200,0);}
}
.hero h1{
  font-size:clamp(30px,5vw,52px);
  line-height:1.2;
  font-weight:800;
  letter-spacing:.01em;
  margin-bottom:20px;
}
.hero h1 .hl{
  background:linear-gradient(120deg,#5BF6DF,#22E6C8 45%,#FFB07A);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-lead{
  font-size:16.5px;
  line-height:1.85;
  color:var(--text-2);
  max-width:600px;
  margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px;}
.hero-metrics{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;
  background:var(--line-soft);
  border:1px solid var(--line-soft);
  border-radius:var(--radius-sm);
  overflow:hidden;
  max-width:660px;
}
.metric{
  background:rgba(8,20,36,.72);
  padding:16px 18px;
}
.metric-num{
  font-family:var(--font-num);
  font-size:26px;
  font-weight:700;
  color:var(--cyan);
  letter-spacing:.02em;
  line-height:1.15;
}
.metric-label{font-size:12.5px;color:var(--text-3);margin-top:4px;}
.hero-visual{
  position:relative;
  border-radius:22px;
  border:1px solid var(--line);
  background:var(--glass);
  backdrop-filter:blur(12px);
  box-shadow:var(--shadow);
  padding:18px;
}
.hero-visual img{border-radius:14px;width:100%;height:250px;object-fit:cover;}
.hero-visual-head{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:14px;
}
.hero-visual-head .title{font-size:14.5px;font-weight:600;}
.live-dot{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;color:var(--green);
  font-family:var(--font-num);letter-spacing:.1em;
}
.live-dot i{width:6px;height:6px;border-radius:50%;background:var(--green);box-shadow:0 0 10px rgba(66,245,167,.9);}
.score-list{margin-top:16px;display:grid;gap:10px;}
.score-row{
  display:flex;align-items:center;justify-content:space-between;
  gap:12px;
  padding:11px 14px;
  border-radius:12px;
  background:rgba(10,26,47,.7);
  border:1px solid var(--line-soft);
  font-size:13.5px;
}
.score-row .team{color:var(--text-2);}
.score-row .num{font-family:var(--font-num);font-weight:700;font-size:16px;color:var(--text);letter-spacing:.04em;}
.score-row .time{font-size:12px;color:var(--text-3);font-family:var(--font-num);}
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:36px;padding:72px 0 64px;}
  .hero{min-height:auto;}
  .hero-visual{max-width:560px;}
}
@media (max-width:640px){
  .hero-inner{padding:52px 0 56px;}
  .hero-metrics{grid-template-columns:repeat(2,minmax(0,1fr));}
  .hero-lead{font-size:15.5px;}
  .hero-actions .btn{flex:1 1 auto;}
  .hero-visual img{height:190px;}
}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;position:relative;}
.section-alt{padding:88px 0;background:linear-gradient(180deg,rgba(6,17,31,0),rgba(6,17,31,.72) 30%,rgba(6,17,31,0));}
@media (max-width:768px){
  .section{padding:64px 0;}
  .section-alt{padding:58px 0;}
}
.section-head{max-width:760px;margin-bottom:46px;}
.eyebrow{
  display:inline-block;
  font-family:var(--font-num);
  font-size:12.5px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--cyan);
  margin-bottom:12px;
}
.section-head h2{
  font-size:clamp(24px,3vw,36px);
  line-height:1.3;
  font-weight:700;
  margin-bottom:14px;
}
.section-head p{color:var(--text-2);font-size:16px;line-height:1.85;}
.card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px;
  box-shadow:var(--shadow);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
  position:relative;
  overflow:hidden;
}
.card:hover{
  transform:translateY(-2px);
  border-color:rgba(34,230,200,.45);
  box-shadow:0 20px 56px rgba(0,0,0,.5),0 0 26px rgba(34,230,200,.14);
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  font-size:12.5px;
  line-height:1.6;
  border:1px solid var(--line);
  background:rgba(34,230,200,.08);
  color:var(--cyan);
  white-space:nowrap;
}
.badge-orange{background:rgba(255,122,47,.12);border-color:rgba(255,122,47,.3);color:#FFB07A;}
.badge-green{background:rgba(66,245,167,.12);border-color:rgba(66,245,167,.28);color:var(--green);}
.badge-grey{background:rgba(126,147,168,.12);border-color:rgba(126,147,168,.28);color:var(--text-3);}

/* ---------- 玩法步骤 ---------- */
.steps{
  display:grid;
  gap:18px;
  counter-reset:step;
}
.step{
  display:grid;
  grid-template-columns:96px 1fr 300px;
  gap:26px;
  align-items:center;
  padding:24px 26px;
  border-radius:var(--radius);
  border:1px solid var(--line-soft);
  background:linear-gradient(90deg,rgba(10,26,47,.72),rgba(10,26,47,.34));
  transition:border-color .22s ease,transform .22s ease;
}
.step:hover{border-color:rgba(34,230,200,.4);transform:translateY(-2px);}
.step:nth-child(even){grid-template-columns:96px 1fr 300px;background:linear-gradient(90deg,rgba(12,28,48,.5),rgba(12,28,48,.22));}
.step-num{
  font-family:var(--font-num);
  font-size:40px;
  font-weight:700;
  color:rgba(34,230,200,.35);
  letter-spacing:.02em;
  line-height:1;
}
.step-body h3{font-size:20px;font-weight:700;margin-bottom:8px;}
.step-body p{color:var(--text-2);font-size:15px;line-height:1.8;}
.step-media{
  border-radius:14px;
  overflow:hidden;
  border:1px solid var(--line-soft);
  height:132px;
}
.step-media img{width:100%;height:100%;object-fit:cover;}
@media (max-width:1024px){
  .step,.step:nth-child(even){grid-template-columns:64px 1fr;gap:16px;padding:20px;}
  .step-media{display:none;}
  .step-num{font-size:32px;}
}
@media (max-width:640px){
  .step,.step:nth-child(even){grid-template-columns:1fr;}
  .step-num{font-size:26px;}
}

/* ---------- 奖励 Bento ---------- */
.bento{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  grid-auto-rows:minmax(150px,auto);
  gap:20px;
}
.bento-item{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:24px;
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  gap:12px;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
  position:relative;
  overflow:hidden;
}
.bento-item:hover{transform:translateY(-2px);border-color:rgba(34,230,200,.45);box-shadow:0 20px 56px rgba(0,0,0,.5),0 0 26px rgba(34,230,200,.14);}
.bento-lg{grid-column:span 2;grid-row:span 2;padding:0;justify-content:flex-end;}
.bento-lg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55;}
.bento-lg .bento-overlay{
  position:relative;
  z-index:2;
  padding:28px;
  background:linear-gradient(180deg,rgba(5,11,20,0) 10%,rgba(5,11,20,.92) 78%);
  width:100%;
}
.bento-lg h3{font-size:24px;font-weight:700;margin-bottom:10px;}
.bento-lg p{color:var(--text-2);font-size:14.5px;line-height:1.8;}
.bento-item h3{font-size:18px;font-weight:700;}
.bento-item p{color:var(--text-2);font-size:14px;line-height:1.8;}
.bento-num{
  font-family:var(--font-num);
  font-size:34px;
  font-weight:700;
  color:var(--cyan);
  line-height:1.1;
}
.bento-progress{
  grid-column:span 2;
  justify-content:center;
}
.bar{
  height:10px;
  border-radius:999px;
  background:rgba(126,147,168,.18);
  overflow:hidden;
  margin:14px 0 10px;
}
.bar > i{
  display:block;
  height:100%;
  border-radius:999px;
  background:linear-gradient(90deg,#2BF2D2,#0E9E90);
  box-shadow:0 0 16px rgba(34,230,200,.5);
  width:0;
  transition:width 1.2s cubic-bezier(.22,.7,.32,1);
}
.bar.orange > i{background:linear-gradient(90deg,#FFB07A,#FF7A2F);box-shadow:0 0 16px rgba(255,122,47,.5);}
@media (max-width:1024px){
  .bento{grid-template-columns:repeat(2,minmax(0,1fr));}
  .bento-lg{grid-column:span 2;grid-row:span 2;}
  .bento-progress{grid-column:span 2;}
}
@media (max-width:640px){
  .bento{grid-template-columns:1fr;}
  .bento-lg{grid-column:span 1;grid-row:span 1;}
  .bento-progress{grid-column:span 1;}
  .bento-lg img{position:relative;height:180px;opacity:1;}
  .bento-lg .bento-overlay{background:none;padding:20px;}
}

/* ---------- 任务进度 ---------- */
.task-wrap{
  display:grid;
  grid-template-columns:6fr 6fr;
  gap:24px;
  align-items:start;
}
.task-panel{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
  box-shadow:var(--shadow);
}
.task-panel h3{font-size:20px;font-weight:700;margin-bottom:6px;}
.task-panel .sub{color:var(--text-3);font-size:13.5px;margin-bottom:20px;}
.task-list{display:grid;gap:12px;}
.task-item{
  display:flex;
  align-items:center;
  gap:14px;
  padding:14px 16px;
  border-radius:14px;
  border:1px solid var(--line-soft);
  background:rgba(10,26,47,.6);
  transition:border-color .2s ease,background .2s ease;
}
.task-item:hover{border-color:rgba(34,230,200,.35);}
.task-item.is-locked{opacity:.62;}
.task-icon{
  width:30px;height:30px;flex:none;
  border-radius:9px;
  display:grid;place-items:center;
  font-size:14px;
  background:rgba(34,230,200,.12);
  color:var(--cyan);
  border:1px solid rgba(34,230,200,.28);
}
.task-item.is-done .task-icon{background:rgba(66,245,167,.14);color:var(--green);border-color:rgba(66,245,167,.3);}
.task-item.is-locked .task-icon{background:rgba(126,147,168,.12);color:var(--text-3);border-color:rgba(126,147,168,.24);}
.task-text{flex:1;min-width:0;}
.task-text .name{font-size:15px;font-weight:600;}
.task-text .desc{font-size:12.5px;color:var(--text-3);margin-top:2px;}
.milestones{display:grid;gap:16px;margin-top:8px;}
.milestone{
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding-left:6px;
}
.ms-node{
  width:16px;height:16px;flex:none;
  border-radius:50%;
  margin-top:6px;
  background:rgba(126,147,168,.28);
  border:1px solid rgba(126,147,168,.4);
}
.milestone.done .ms-node{background:var(--green);border-color:var(--green);box-shadow:0 0 14px rgba(66,245,167,.65);}
.milestone.current .ms-node{background:var(--cyan);border-color:var(--cyan);box-shadow:0 0 0 6px rgba(34,230,200,.16);}
.milestone .ms-body .t{font-size:15px;font-weight:600;}
.milestone .ms-body .d{font-size:12.5px;color:var(--text-3);margin-top:2px;}
@media (max-width:1024px){
  .task-wrap{grid-template-columns:1fr;}
}

/* ---------- 最新信息 ---------- */
.news-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
}
.news-card{
  display:flex;
  flex-direction:column;
  gap:12px;
  padding:24px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:var(--glass);
  box-shadow:var(--shadow);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.news-card:hover{transform:translateY(-2px);border-color:rgba(34,230,200,.45);box-shadow:0 20px 56px rgba(0,0,0,.5),0 0 26px rgba(34,230,200,.14);}
.news-card h3{font-size:19px;font-weight:700;line-height:1.5;}
.news-card p{color:var(--text-2);font-size:14.5px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line-soft);
  font-size:12.5px;color:var(--text-3);
}
.news-meta .more{color:var(--cyan);font-weight:600;}
.empty-state{
  grid-column:1 / -1;
  text-align:center;
  padding:56px 24px;
  border-radius:var(--radius);
  border:1px dashed var(--line);
  background:rgba(10,26,47,.42);
  color:var(--text-3);
}
.empty-state .ico{
  width:52px;height:52px;margin:0 auto 14px;
  border-radius:16px;
  display:grid;place-items:center;
  background:rgba(34,230,200,.1);
  color:var(--cyan);
  border:1px solid rgba(34,230,200,.24);
}
.empty-state p{font-size:15px;color:var(--text-2);}
@media (max-width:768px){
  .news-grid{grid-template-columns:1fr;}
}

/* ---------- 反馈摘录 ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.quote{padding:26px;border-radius:var(--radius);border:1px solid var(--line-soft);background:linear-gradient(160deg,rgba(12,28,48,.7),rgba(10,26,47,.35));}
.quote .stars{color:var(--orange);font-size:14px;letter-spacing:.14em;margin-bottom:12px;font-family:var(--font-num);}
.quote p{color:var(--text-2);font-size:15px;line-height:1.85;}
.quote .who{display:flex;align-items:center;gap:10px;margin-top:18px;font-size:13px;color:var(--text-3);}
.quote .who i{width:30px;height:30px;border-radius:50%;background:linear-gradient(140deg,#22E6C8,#0E9E90);display:grid;place-items:center;color:#04181C;font-style:normal;font-weight:700;font-size:13px;}
@media (max-width:1024px){.quote-grid{grid-template-columns:1fr;}}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:960px;margin:0 auto;}
.faq{
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:var(--glass);
  overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq[open]{border-color:rgba(34,230,200,.42);box-shadow:0 0 26px rgba(34,230,200,.12);}
.faq summary{
  list-style:none;
  cursor:pointer;
  padding:20px 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  font-size:17px;
  font-weight:600;
  transition:color .2s ease;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary:hover{color:var(--cyan);}
.faq summary .chev{
  width:26px;height:26px;flex:none;
  border-radius:8px;
  display:grid;place-items:center;
  border:1px solid var(--line);
  color:var(--cyan);
  transition:transform .22s ease,background .22s ease;
}
.faq[open] summary .chev{transform:rotate(180deg);background:rgba(34,230,200,.12);}
.faq .answer{padding:0 24px 22px;color:var(--text-2);font-size:15px;line-height:1.85;}

/* ---------- 底部 CTA ---------- */
.cta-band{
  position:relative;
  border-radius:24px;
  border:1px solid var(--line);
  overflow:hidden;
  padding:64px 56px;
  background:url(/assets/images/backpic/back-3.png) center/cover no-repeat;
  box-shadow:var(--shadow);
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(5,11,20,.94),rgba(6,17,31,.74));
}
.cta-inner{position:relative;z-index:2;max-width:680px;}
.cta-band h2{font-size:clamp(24px,3vw,36px);font-weight:800;line-height:1.32;margin-bottom:14px;}
.cta-band p{color:var(--text-2);font-size:15.5px;line-height:1.85;margin-bottom:26px;}
@media (max-width:768px){
  .cta-band{padding:40px 24px;border-radius:20px;}
}

/* ---------- 页脚 ---------- */
.site-footer{
  border-top:1px solid rgba(34,230,200,.18);
  background:linear-gradient(180deg,rgba(6,17,31,.6),rgba(4,9,16,.98));
  padding:72px 0 0;
  margin-top:20px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{color:var(--text-3);font-size:14px;line-height:1.85;max-width:320px;}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:16px;color:var(--text);}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{color:var(--text-3);font-size:14px;transition:color .2s ease;}
.footer-col a:hover{color:var(--cyan);}
.footer-contact li{color:var(--text-3);font-size:14px;line-height:1.8;}
.footer-contact .val{color:var(--text-2);}
.footer-bottom{
  margin-top:52px;
  border-top:1px solid var(--line-soft);
  padding:22px 0 26px;
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:var(--text-3);
}
.footer-bottom .domain{font-family:var(--font-num);letter-spacing:.08em;color:var(--text-2);}
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:640px){
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{padding-top:52px;}
}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:#050B14;}
::-webkit-scrollbar-thumb{background:rgba(34,230,200,.24);border-radius:8px;}
::-webkit-scrollbar-thumb:hover{background:rgba(34,230,200,.4);}

/* roulang page: category1 */
:root{
    --bg:#050B14;
    --bg-2:#06111F;
    --bg-3:#0A1A2F;
    --cyan:#22E6C8;
    --cyan-deep:#0F9E8C;
    --orange:#FF7A2F;
    --green:#42F5A7;
    --text:#F5F9FF;
    --text-2:#B7C7D9;
    --text-3:#7E93A8;
    --glass:rgba(12,28,48,0.72);
    --glass-2:rgba(10,26,47,0.55);
    --line:rgba(120,220,255,0.18);
    --line-soft:rgba(120,220,255,0.10);
    --radius:18px;
    --radius-sm:14px;
    --shadow:0 16px 50px rgba(0,0,0,0.45);
    --font-cn:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
    --font-num:"DIN Alternate","Barlow Condensed","Noto Sans SC",sans-serif;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:var(--font-cn);
    font-size:16px;
    line-height:1.75;
    letter-spacing:0.01em;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  body::before{
    content:"";
    position:fixed;
    inset:0;
    pointer-events:none;
    z-index:0;
    background-image:
      radial-gradient(680px 420px at 12% 6%, rgba(34,230,200,0.10), transparent 70%),
      radial-gradient(620px 400px at 88% 22%, rgba(255,122,47,0.07), transparent 72%),
      linear-gradient(rgba(120,220,255,0.035) 1px, transparent 1px),
      linear-gradient(90deg, rgba(120,220,255,0.035) 1px, transparent 1px);
    background-size:auto,auto,48px 48px,48px 48px;
  }
  img{max-width:100%;display:block;border:0;}
  a{color:inherit;text-decoration:none;}
  button,input,textarea,select{font:inherit;color:inherit;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,p{margin:0;}
  :focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px;}

  body .container{
    width:100%;
    max-width:1280px;
    margin-left:auto;
    margin-right:auto;
    padding-left:20px;
    padding-right:20px;
    position:relative;
    z-index:1;
  }
  @media (min-width:768px){
    body .container{padding-left:28px;padding-right:28px;}
  }
  @media (min-width:1280px){
    body .container{padding-left:32px;padding-right:32px;}
  }

  /* ---------- 顶部信息条 ---------- */
  .topbar{
    background:rgba(6,17,31,0.94);
    border-bottom:1px solid var(--line-soft);
    height:34px;
    font-size:12.5px;
    color:var(--text-3);
    position:relative;
    z-index:60;
  }
  .topbar-inner{
    display:flex;
    align-items:center;
    gap:20px;
    height:100%;
    overflow-x:auto;
    white-space:nowrap;
    scrollbar-width:none;
  }
  .topbar-inner::-webkit-scrollbar{display:none;}
  .topbar .tag-live{
    display:inline-flex;
    align-items:center;
    gap:6px;
    color:var(--green);
    font-weight:600;
  }
  .topbar .dot{
    width:6px;height:6px;border-radius:50%;
    background:var(--green);
    box-shadow:0 0 10px rgba(66,245,167,0.9);
    animation:pulse 2.2s ease-in-out infinite;
  }
  @keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
  .topbar .marquee{color:var(--text-2);flex:1 1 auto;min-width:180px;overflow:hidden;}
  .topbar .marquee span{display:inline-block;padding-left:0;}
  .topbar .tb-links{display:flex;align-items:center;gap:16px;margin-left:auto;}
  .topbar .tb-links a{color:var(--text-2);transition:color .2s ease;}
  .topbar .tb-links a:hover{color:var(--cyan);}
  .topbar .divider{width:1px;height:14px;background:var(--line);}
  @media (max-width:640px){
    .topbar{height:34px;}
    .topbar-inner{gap:14px;}
    .topbar .marquee{display:none;}
  }

  /* ---------- 主导航 ---------- */
  .mainnav{
    position:sticky;
    top:0;
    z-index:55;
    background:rgba(6,17,31,0.72);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line-soft);
    transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
  }
  .mainnav.is-scrolled{
    background:rgba(5,11,20,0.94);
    box-shadow:0 14px 40px rgba(0,0,0,0.5);
    border-bottom-color:var(--line);
  }
  .nav-inner{
    display:flex;
    align-items:center;
    gap:18px;
    min-height:68px;
    padding-top:8px;
    padding-bottom:8px;
  }
  .brand{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto;}
  .brand-logo{
    width:40px;height:40px;
    display:grid;place-items:center;
    border-radius:13px;
    background:linear-gradient(140deg, rgba(34,230,200,0.22), rgba(10,26,47,0.9));
    border:1px solid var(--line);
    box-shadow:0 0 24px rgba(34,230,200,0.22) inset, 0 8px 22px rgba(0,0,0,0.35);
    flex:0 0 auto;
  }
  .brand-logo svg{width:23px;height:23px;stroke:var(--cyan);fill:none;}
  .brand-text{display:flex;flex-direction:column;line-height:1.15;}
  .brand-name{font-size:17px;font-weight:700;letter-spacing:0.01em;color:var(--text);}
  .brand-sub{font-size:11px;color:var(--text-3);letter-spacing:0.14em;text-transform:uppercase;}
  .nav-list{
    display:flex;
    align-items:center;
    gap:4px;
    margin-left:12px;
    flex:1 1 auto;
    min-width:0;
  }
  .nav-list a{
    position:relative;
    padding:9px 13px;
    font-size:14.5px;
    color:var(--text-2);
    border-radius:11px;
    white-space:nowrap;
    transition:color .2s ease,background .2s ease;
  }
  .nav-list a::after{
    content:"";
    position:absolute;
    left:13px;right:13px;bottom:4px;
    height:2px;border-radius:2px;
    background:linear-gradient(90deg,var(--cyan),rgba(34,230,200,0));
    transform:scaleX(0);
    transform-origin:left;
    transition:transform .25s ease;
  }
  .nav-list a:hover{color:var(--text);background:rgba(34,230,200,0.07);}
  .nav-list a:hover::after{transform:scaleX(1);}
  .nav-list a.active{color:var(--cyan);background:rgba(34,230,200,0.10);}
  .nav-list a.active::after{transform:scaleX(1);}
  .nav-cta{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto;}
  .nav-toggle{
    display:none;
    width:42px;height:42px;
    border-radius:12px;
    background:var(--glass);
    border:1px solid var(--line);
    cursor:pointer;
    padding:0;
    place-items:center;
  }
  .nav-toggle span{
    display:block;
    width:18px;height:2px;
    margin:3px auto;
    border-radius:2px;
    background:var(--text-2);
    transition:transform .25s ease,opacity .25s ease;
  }
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(5px) rotate(45deg);}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-5px) rotate(-45deg);}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    border-radius:var(--radius-sm);
    font-size:15px;
    font-weight:600;
    padding:12px 22px;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .18s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .25s ease;
    letter-spacing:0.01em;
    text-align:center;
  }
  .btn-primary{
    background:linear-gradient(135deg,#22E6C8 0%,#0F9E8C 100%);
    color:#03130F;
    box-shadow:0 0 28px rgba(34,230,200,0.35);
  }
  .btn-primary:hover{transform:translateY(-1px);box-shadow:0 0 38px rgba(34,230,200,0.52);filter:brightness(1.06);}
  .btn-primary:active{transform:scale(0.98);}
  .btn-ghost{
    background:rgba(12,28,48,0.55);
    border-color:var(--line);
    color:var(--text);
    backdrop-filter:blur(8px);
  }
  .btn-ghost:hover{background:rgba(34,230,200,0.12);border-color:rgba(34,230,200,0.5);transform:translateY(-1px);}
  .btn-ghost:active{transform:scale(0.98);}
  .btn-accent{
    background:linear-gradient(135deg,#FF7A2F 0%,#E05A12 100%);
    color:#170A02;
    box-shadow:0 0 26px rgba(255,122,47,0.32);
  }
  .btn-accent:hover{transform:translateY(-1px);box-shadow:0 0 36px rgba(255,122,47,0.46);filter:brightness(1.05);}
  .btn-sm{padding:10px 18px;font-size:14px;border-radius:12px;}

  /* ---------- Hero ---------- */
  .page-hero{
    position:relative;
    overflow:hidden;
    border-bottom:1px solid var(--line-soft);
    background-image:linear-gradient(100deg, rgba(5,11,20,0.94) 0%, rgba(6,17,31,0.78) 52%, rgba(10,26,47,0.66) 100%), url("/assets/images/backpic/back-1.webp");
    background-size:cover;
    background-position:center;
  }
  .page-hero::after{
    content:"";
    position:absolute;
    right:-120px;top:-140px;
    width:420px;height:420px;
    border-radius:50%;
    background:radial-gradient(circle, rgba(34,230,200,0.22), transparent 66%);
    pointer-events:none;
  }
  .hero-inner{
    position:relative;
    z-index:2;
    padding:38px 0 44px;
    max-width:820px;
  }
  .crumbs{
    display:flex;
    align-items:center;
    gap:9px;
    font-size:13px;
    color:var(--text-3);
    margin-bottom:18px;
    flex-wrap:wrap;
  }
  .crumbs a{color:var(--text-3);transition:color .2s ease;}
  .crumbs a:hover{color:var(--cyan);}
  .crumbs .sep{opacity:.5;}
  .crumbs .now{color:var(--cyan);}
  .hero-tag{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:6px 13px;
    border-radius:999px;
    background:rgba(34,230,200,0.10);
    border:1px solid rgba(34,230,200,0.32);
    color:var(--cyan);
    font-size:12.5px;
    font-weight:600;
    letter-spacing:0.04em;
    margin-bottom:16px;
  }
  h1.hero-title{
    font-size:clamp(30px,5vw,46px);
    line-height:1.22;
    font-weight:800;
    letter-spacing:0.01em;
    color:var(--text);
  }
  h1.hero-title em{
    font-style:normal;
    color:var(--cyan);
    text-shadow:0 0 30px rgba(34,230,200,0.35);
  }
  .hero-sub{
    margin-top:16px;
    font-size:16.5px;
    line-height:1.8;
    color:var(--text-2);
    max-width:660px;
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
  .hero-metrics{
    display:grid;
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:14px;
    margin-top:32px;
  }
  .metric{
    background:var(--glass);
    border:1px solid var(--line);
    border-radius:var(--radius-sm);
    padding:14px 16px;
    backdrop-filter:blur(10px);
    transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
  }
  .metric:hover{border-color:rgba(34,230,200,0.45);transform:translateY(-2px);box-shadow:0 12px 34px rgba(0,0,0,0.42);}
  .metric .num{
    font-family:var(--font-num);
    font-size:26px;
    font-weight:700;
    color:var(--cyan);
    line-height:1.1;
    letter-spacing:0.02em;
  }
  .metric .num.orange{color:var(--orange);}
  .metric .num.green{color:var(--green);}
  .metric .lbl{font-size:12.5px;color:var(--text-3);margin-top:5px;}

  /* ---------- 通用板块 ---------- */
  .section{padding:64px 0;}
  @media (min-width:1024px){.section{padding:96px 0;}}
  .section-head{max-width:760px;margin-bottom:34px;}
  .eyebrow{
    display:inline-block;
    font-size:12.5px;
    letter-spacing:0.16em;
    text-transform:uppercase;
    color:var(--cyan);
    margin-bottom:12px;
    font-weight:600;
  }
  h2.sec-title{
    font-size:clamp(24px,3vw,34px);
    line-height:1.3;
    font-weight:750;
    letter-spacing:0.01em;
  }
  .sec-desc{margin-top:14px;color:var(--text-2);font-size:16px;line-height:1.8;}

  /* ---------- 布局：锚点导航 + 长文 ---------- */
  .doc-layout{
    display:grid;
    grid-template-columns:minmax(0,4fr) minmax(0,8fr);
    gap:36px;
    align-items:start;
  }
  @media (max-width:1023px){
    .doc-layout{grid-template-columns:minmax(0,1fr);gap:26px;}
  }
  .anchor-nav{
    position:sticky;
    top:96px;
    background:var(--glass);
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:22px;
    box-shadow:var(--shadow);
    backdrop-filter:blur(12px);
  }
  @media (max-width:1023px){
    .anchor-nav{position:static;top:auto;}
  }
  .anchor-nav h3{
    font-size:14px;
    color:var(--text-3);
    letter-spacing:0.1em;
    text-transform:uppercase;
    margin-bottom:14px;
  }
  .anchor-nav ul{display:flex;flex-direction:column;gap:4px;}
  .anchor-nav a{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:10px;
    padding:10px 12px;
    border-radius:11px;
    font-size:14.5px;
    color:var(--text-2);
    border:1px solid transparent;
    transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
  }
  .anchor-nav a:hover{
    background:rgba(34,230,200,0.09);
    color:var(--text);
    border-color:rgba(34,230,200,0.28);
    transform:translateX(2px);
  }
  .anchor-nav a .idx{
    font-family:var(--font-num);
    font-size:12.5px;
    color:var(--cyan);
    opacity:.8;
  }
  .anchor-note{
    margin-top:18px;
    padding-top:16px;
    border-top:1px dashed var(--line);
    font-size:13px;
    color:var(--text-3);
    line-height:1.7;
  }

  .doc-body{display:flex;flex-direction:column;gap:26px;}
  .panel{
    background:var(--glass);
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:26px;
    box-shadow:var(--shadow);
    backdrop-filter:blur(12px);
    transition:border-color .25s ease,box-shadow .25s ease;
    scroll-margin-top:100px;
  }
  .panel:hover{border-color:rgba(34,230,200,0.34);}
  @media (min-width:768px){.panel{padding:30px 32px;}}
  .panel h3{
    font-size:21px;
    font-weight:700;
    margin-bottom:14px;
    letter-spacing:0.01em;
    display:flex;
    align-items:center;
    gap:10px;
  }
  .panel h3 .bar{
    width:4px;height:20px;border-radius:3px;
    background:linear-gradient(180deg,var(--cyan),rgba(34,230,200,0.15));
    flex:0 0 auto;
  }
  .panel p{color:var(--text-2);font-size:16.5px;line-height:1.85;}
  .panel p + p{margin-top:14px;}
  .panel .lead-strong{color:var(--text);font-weight:600;}

  .feature-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:20px;}
  @media (max-width:640px){.feature-list{grid-template-columns:minmax(0,1fr);}}
  .feature-item{
    background:var(--glass-2);
    border:1px solid var(--line-soft);
    border-radius:var(--radius-sm);
    padding:16px 18px;
    transition:border-color .22s ease,transform .22s ease,background .22s ease;
  }
  .feature-item:hover{border-color:rgba(34,230,200,0.42);transform:translateY(-2px);background:rgba(34,230,200,0.06);}
  .feature-item .fi-t{font-size:15.5px;font-weight:650;color:var(--text);display:flex;align-items:center;gap:8px;}
  .feature-item .fi-t i{
    width:7px;height:7px;border-radius:50%;
    background:var(--cyan);
    box-shadow:0 0 12px rgba(34,230,200,0.8);
    flex:0 0 auto;
  }
  .feature-item .fi-d{font-size:14px;color:var(--text-3);line-height:1.7;margin-top:7px;}

  /* ---------- 数据表格 ---------- */
  .data-table-wrap{overflow-x:auto;margin-top:20px;border:1px solid var(--line-soft);border-radius:var(--radius-sm);}
  table.data-table{width:100%;border-collapse:collapse;min-width:560px;font-size:14.5px;}
  table.data-table thead th{
    text-align:left;
    padding:13px 16px;
    background:rgba(34,230,200,0.08);
    color:var(--cyan);
    font-weight:650;
    font-size:13.5px;
    letter-spacing:0.04em;
    border-bottom:1px solid var(--line);
    white-space:nowrap;
  }
  table.data-table tbody td{
    padding:13px 16px;
    color:var(--text-2);
    border-bottom:1px solid var(--line-soft);
    vertical-align:top;
  }
  table.data-table tbody tr:last-child td{border-bottom:0;}
  table.data-table tbody tr:hover td{background:rgba(34,230,200,0.045);color:var(--text);}
  table.data-table td:first-child{color:var(--text);font-weight:600;white-space:nowrap;}

  /* ---------- 步骤 ---------- */
  .steps{display:flex;flex-direction:column;gap:14px;margin-top:20px;}
  .step{
    display:grid;
    grid-template-columns:52px minmax(0,1fr);
    gap:16px;
    align-items:start;
    background:var(--glass-2);
    border:1px solid var(--line-soft);
    border-radius:var(--radius-sm);
    padding:18px;
    transition:border-color .22s ease,transform .22s ease;
  }
  .step:hover{border-color:rgba(34,230,200,0.4);transform:translateY(-2px);}
  .step .no{
    font-family:var(--font-num);
    font-size:22px;
    font-weight:700;
    color:var(--cyan);
    background:rgba(34,230,200,0.10);
    border:1px solid rgba(34,230,200,0.28);
    border-radius:12px;
    height:52px;
    display:grid;
    place-items:center;
  }
  .step .st-t{font-size:16.5px;font-weight:650;color:var(--text);}
  .step .st-d{font-size:14.5px;color:var(--text-3);line-height:1.75;margin-top:6px;}

  /* ---------- 提示条 ---------- */
  .notice{
    margin-top:20px;
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:12px;
  }
  @media (max-width:640px){.notice{grid-template-columns:minmax(0,1fr);}}
  .notice-item{
    display:flex;
    gap:12px;
    padding:15px 17px;
    border-radius:var(--radius-sm);
    background:rgba(255,122,47,0.07);
    border:1px solid rgba(255,122,47,0.26);
  }
  .notice-item.calm{background:rgba(34,230,200,0.06);border-color:rgba(34,230,200,0.24);}
  .notice-item .ni-ico{
    width:22px;height:22px;flex:0 0 auto;margin-top:3px;
    stroke:var(--orange);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;
  }
  .notice-item.calm .ni-ico{stroke:var(--cyan);}
  .notice-item .ni-t{font-size:15px;font-weight:650;color:var(--text);}
  .notice-item .ni-d{font-size:13.8px;color:var(--text-3);line-height:1.7;margin-top:4px;}

  /* ---------- 图片块 ---------- */
  .media-block{
    margin-top:20px;
    border-radius:var(--radius-sm);
    overflow:hidden;
    border:1px solid var(--line-soft);
    position:relative;
  }
  .media-block img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/7;}
  .media-block .cap{
    position:absolute;
    left:0;right:0;bottom:0;
    padding:14px 18px;
    font-size:13.5px;
    color:var(--text-2);
    background:linear-gradient(180deg,rgba(5,11,20,0),rgba(5,11,20,0.88));
  }

  /* ---------- FAQ ---------- */
  .faq-list{display:flex;flex-direction:column;gap:12px;margin-top:20px;}
  details.faq-item{
    background:var(--glass-2);
    border:1px solid var(--line-soft);
    border-radius:var(--radius-sm);
    overflow:hidden;
    transition:border-color .22s ease,background .22s ease;
  }
  details.faq-item[open]{border-color:rgba(34,230,200,0.42);background:rgba(34,230,200,0.05);}
  details.faq-item summary{
    list-style:none;
    cursor:pointer;
    padding:16px 18px;
    font-size:16.5px;
    font-weight:650;
    color:var(--text);
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:14px;
  }
  details.faq-item summary::-webkit-details-marker{display:none;}
  .faq-ico{
    width:24px;height:24px;flex:0 0 auto;
    display:grid;place-items:center;
    border-radius:8px;
    background:rgba(34,230,200,0.12);
    border:1px solid rgba(34,230,200,0.3);
    color:var(--cyan);
    font-size:15px;
    line-height:1;
    transition:transform .22s ease,background .22s ease;
  }
  details.faq-item[open] .faq-ico{transform:rotate(45deg);background:rgba(34,230,200,0.22);}
  .faq-body{
    padding:0 18px 18px;
    font-size:15px;
    color:var(--text-2);
    line-height:1.8;
  }

  /* ---------- CTA ---------- */
  .cta-band{
    position:relative;
    overflow:hidden;
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:34px 28px;
    background:
      radial-gradient(560px 260px at 12% 0%, rgba(34,230,200,0.16), transparent 68%),
      radial-gradient(480px 240px at 92% 100%, rgba(255,122,47,0.12), transparent 70%),
      rgba(10,26,47,0.72);
    box-shadow:var(--shadow);
  }
  @media (min-width:768px){.cta-band{padding:44px 46px;}}
  .cta-band h2{
    font-size:clamp(23px,3vw,32px);
    font-weight:760;
    line-height:1.32;
    letter-spacing:0.01em;
  }
  .cta-band p{margin-top:12px;color:var(--text-2);font-size:16px;max-width:640px;line-height:1.8;}
  .cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px;}
  .cta-band .hint{margin-top:14px;font-size:13px;color:var(--text-3);}

  /* ---------- 分类入口卡 ---------- */
  .cat-grid{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:18px;
    margin-top:26px;
  }
  @media (max-width:1023px){.cat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
  @media (max-width:600px){.cat-grid{grid-template-columns:minmax(0,1fr);}}
  .cat-card{
    display:block;
    background:var(--glass);
    border:1px solid var(--line-soft);
    border-radius:var(--radius);
    overflow:hidden;
    transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
  }
  .cat-card:hover{transform:translateY(-3px);border-color:rgba(34,230,200,0.45);box-shadow:0 18px 44px rgba(0,0,0,0.5);}
  .cat-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;}
  .cat-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
  .cat-card:hover .thumb img{transform:scale(1.05);}
  .cat-card .thumb::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(5,11,20,0.05),rgba(5,11,20,0.72));
  }
  .cat-card .cc-body{padding:18px 20px 22px;}
  .cat-card .cc-t{font-size:17px;font-weight:680;color:var(--text);}
  .cat-card .cc-d{font-size:14px;color:var(--text-3);line-height:1.7;margin-top:8px;}
  .cat-card .cc-more{margin-top:14px;font-size:13.5px;color:var(--cyan);display:inline-flex;align-items:center;gap:6px;}

  /* ---------- 徽章 ---------- */
  .badge{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:4px 11px;
    border-radius:999px;
    font-size:12.5px;
    font-weight:600;
    letter-spacing:0.02em;
    border:1px solid transparent;
  }
  .badge-live{background:rgba(66,245,167,0.12);border-color:rgba(66,245,167,0.36);color:var(--green);}
  .badge-soon{background:rgba(34,230,200,0.12);border-color:rgba(34,230,200,0.34);color:var(--cyan);}
  .badge-warn{background:rgba(255,122,47,0.12);border-color:rgba(255,122,47,0.34);color:var(--orange);}
  .badge-mute{background:rgba(126,147,168,0.12);border-color:rgba(126,147,168,0.32);color:var(--text-3);}

  /* ---------- 回顶 ---------- */
  .back-top{
    position:fixed;
    right:20px;
    bottom:calc(20px + env(safe-area-inset-bottom,0px));
    width:46px;height:46px;
    border-radius:14px;
    display:grid;place-items:center;
    background:var(--glass);
    border:1px solid var(--line);
    backdrop-filter:blur(10px);
    color:var(--cyan);
    box-shadow:0 12px 30px rgba(0,0,0,0.5);
    opacity:0;
    pointer-events:none;
    transition:opacity .25s ease,transform .25s ease;
    z-index:52;
    cursor:pointer;
  }
  .back-top.show{opacity:1;pointer-events:auto;}
  .back-top:hover{transform:translateY(-3px);border-color:rgba(34,230,200,0.55);}
  .back-top svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}

  /* ---------- 页脚 ---------- */
  .site-footer{
    margin-top:20px;
    background:linear-gradient(180deg,rgba(6,17,31,0.86),rgba(5,11,20,0.98));
    border-top:1px solid rgba(34,230,200,0.22);
    padding:56px 0 0;
    position:relative;
    z-index:1;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.5fr 1fr 1fr 1.2fr;
    gap:34px;
    padding-bottom:40px;
  }
  @media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px;}}
  @media (max-width:600px){.footer-grid{grid-template-columns:1fr;}}
  .footer-brand p{margin-top:16px;font-size:14px;color:var(--text-3);line-height:1.8;max-width:340px;}
  .footer-col h4{
    font-size:14.5px;
    font-weight:680;
    color:var(--text);
    margin-bottom:16px;
    letter-spacing:0.03em;
  }
  .footer-col ul{display:flex;flex-direction:column;gap:10px;}
  .footer-col a{font-size:14px;color:var(--text-3);transition:color .2s ease,padding-left .2s ease;}
  .footer-col a:hover{color:var(--cyan);padding-left:3px;}
  .footer-contact li{font-size:14px;color:var(--text-3);line-height:1.7;}
  .footer-contact .val{color:var(--text-2);}
  .footer-bottom{
    border-top:1px solid var(--line-soft);
    padding:20px 0 28px;
    display:flex;
    flex-wrap:wrap;
    gap:10px 22px;
    align-items:center;
    font-size:13px;
    color:var(--text-3);
  }
  .footer-bottom .domain{color:var(--cyan);font-weight:600;letter-spacing:0.03em;}

  /* ---------- 入场动效 ---------- */
  .reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease;}
  .reveal.in{opacity:1;transform:none;}
  @media (prefers-reduced-motion: reduce){
    *{animation:none !important;transition:none !important;}
    .reveal{opacity:1;transform:none;}
    html{scroll-behavior:auto;}
  }

  /* ---------- 移动端抽屉 ---------- */
  @media (max-width:1023px){
    .nav-toggle{display:grid;}
    .nav-list{
      position:absolute;
      top:100%;
      left:0;right:0;
      flex-direction:column;
      align-items:stretch;
      gap:4px;
      margin:0;
      padding:14px 20px 20px;
      background:rgba(5,11,20,0.98);
      border-bottom:1px solid var(--line);
      backdrop-filter:blur(16px);
      transform:translateY(-8px);
      opacity:0;
      pointer-events:none;
      max-height:calc(100vh - 120px);
      overflow-y:auto;
      transition:opacity .22s ease,transform .22s ease;
    }
    .nav-list.open{opacity:1;transform:none;pointer-events:auto;}
    .nav-list a{padding:12px 14px;font-size:15px;border-radius:12px;}
    .nav-list a::after{display:none;}
    .nav-cta{margin-left:auto;}
  }
  @media (max-width:520px){
    .brand-name{font-size:15.5px;}
    .brand-sub{display:none;}
    .nav-cta .btn{padding:9px 14px;font-size:13.5px;}
    .hero-inner{padding:30px 0 36px;}
    .hero-metrics{grid-template-columns:repeat(2,minmax(0,1fr));}
    .section{padding:56px 0;}
    .panel{padding:22px 18px;}
    .cta-band{padding:28px 20px;}
  }

/* roulang page: article */
:root{
  --ink-900:#050B14;
  --ink-800:#06111F;
  --ink-700:#0A1A2F;
  --ink-600:#102239;
  --cyan:#22E6C8;
  --cyan-deep:#0E9C88;
  --orange:#FF7A2F;
  --green:#42F5A7;
  --text:#F5F9FF;
  --text-2:#B7C7D9;
  --text-3:#7E93A8;
  --glass:rgba(12,28,48,0.72);
  --glass-2:rgba(12,28,48,0.45);
  --line:rgba(120,220,255,0.18);
  --line-soft:rgba(120,220,255,0.10);
  --radius:18px;
  --radius-sm:14px;
  --shadow:0 16px 50px rgba(0,0,0,0.45);
  --shadow-soft:0 10px 30px rgba(0,0,0,0.30);
  --font-cn:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"DIN Alternate","Barlow Condensed","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ink-900);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  letter-spacing:0.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(900px 500px at 12% -5%,rgba(34,230,200,0.10),transparent 60%),
    radial-gradient(700px 420px at 92% 8%,rgba(255,122,47,0.08),transparent 62%),
    linear-gradient(180deg,#050B14 0%,#06111F 45%,#050B14 100%);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  opacity:0.35;
  background-image:linear-gradient(rgba(120,220,255,0.05) 1px,transparent 1px),linear-gradient(90deg,rgba(120,220,255,0.05) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse at 50% 0%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse at 50% 0%,#000 0%,transparent 78%);
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;letter-spacing:0.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;}
::selection{background:rgba(34,230,200,0.35);color:#fff;}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:#050B14;}
::-webkit-scrollbar-thumb{background:linear-gradient(180deg,#1b4a5f,#0d2b3d);border-radius:8px;}
::-webkit-scrollbar-thumb:hover{background:linear-gradient(180deg,#22E6C8,#0E9C88);}
.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
  position:relative;
  z-index:1;
}
@media (min-width:1024px){
  .container{padding-left:32px;padding-right:32px;}
}
/* ---------- 顶部信息条 ---------- */
.topbar{
  position:relative;
  z-index:60;
  height:34px;
  background:rgba(5,11,20,0.92);
  border-bottom:1px solid var(--line-soft);
  font-size:12.5px;
  color:var(--text-3);
  backdrop-filter:blur(8px);
}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:16px;
  height:100%;
  overflow-x:auto;
  white-space:nowrap;
  scrollbar-width:none;
}
.topbar-inner::-webkit-scrollbar{display:none;}
.topbar .tb-domain{
  color:var(--cyan);
  font-family:var(--font-num);
  letter-spacing:0.08em;
  font-size:12.5px;
}
.topbar .tb-status{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--text-2);
}
.topbar .dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--green);
  box-shadow:0 0 10px rgba(66,245,167,0.9);
}
.topbar .tb-marquee{
  flex:1 1 auto;
  min-width:120px;
  overflow:hidden;
  position:relative;
  height:100%;
  display:flex;
  align-items:center;
}
.topbar .tb-track{
  display:inline-flex;
  gap:48px;
  animation:tbScroll 26s linear infinite;
}
@keyframes tbScroll{
  0%{transform:translateX(0);}
  100%{transform:translateX(-50%);}
}
.topbar .tb-actions{
  display:inline-flex;
  align-items:center;
  gap:14px;
  margin-left:auto;
}
.topbar .tb-actions a{color:var(--text-2);transition:color .2s ease;}
.topbar .tb-actions a:hover{color:var(--cyan);}
@media (max-width:640px){
  .topbar .tb-marquee{display:none;}
}
/* ---------- 主导航 ---------- */
.mainnav{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(6,17,31,0.72);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
  transition:background .25s ease,box-shadow .25s ease;
}
.mainnav.is-scrolled{
  background:rgba(5,11,20,0.94);
  box-shadow:0 14px 40px rgba(0,0,0,0.55);
  border-bottom-color:var(--line);
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:68px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:11px;
  flex:0 0 auto;
}
.brand-logo{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:12px;
  background:linear-gradient(145deg,rgba(34,230,200,0.20),rgba(10,26,47,0.9));
  border:1px solid var(--line);
  box-shadow:0 0 22px rgba(34,230,200,0.22) inset;
}
.brand-logo svg{width:21px;height:21px;stroke:var(--cyan);}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-name{font-size:16.5px;font-weight:700;letter-spacing:0.01em;color:var(--text);}
.brand-sub{font-size:10.5px;color:var(--text-3);letter-spacing:0.16em;text-transform:uppercase;font-family:var(--font-num);}
.nav-list{
  display:none;
  align-items:center;
  gap:6px;
  margin-left:auto;
}
.nav-list a{
  position:relative;
  padding:9px 13px;
  border-radius:10px;
  font-size:14.5px;
  color:var(--text-2);
  transition:color .2s ease,background .2s ease;
}
.nav-list a::after{
  content:"";
  position:absolute;
  left:13px;right:13px;bottom:4px;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--cyan),rgba(34,230,200,0));
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .25s ease;
}
.nav-list a:hover{color:var(--text);background:rgba(34,230,200,0.06);}
.nav-list a:hover::after{transform:scaleX(1);}
.nav-list a.active{color:var(--cyan);background:rgba(34,230,200,0.10);}
.nav-list a.active::after{transform:scaleX(1);}
.nav-cta{display:none;margin-left:6px;}
.nav-toggle{
  margin-left:auto;
  width:44px;height:44px;
  display:grid;
  place-content:center;
  gap:5px;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:12px;
}
.nav-toggle span{
  display:block;
  width:18px;height:2px;border-radius:2px;
  background:var(--cyan);
  transition:transform .25s ease,opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
@media (min-width:1024px){
  .nav-list{display:flex;}
  .nav-cta{display:block;}
  .nav-toggle{display:none;}
}
.nav-drawer{
  display:none;
  border-top:1px solid var(--line-soft);
  background:rgba(5,11,20,0.97);
  backdrop-filter:blur(14px);
  padding:12px 0 18px;
}
.nav-drawer.open{display:block;}
.nav-drawer a{
  display:block;
  padding:12px 4px;
  font-size:15px;
  color:var(--text-2);
  border-bottom:1px dashed var(--line-soft);
}
.nav-drawer a:hover{color:var(--cyan);}
@media (min-width:1024px){
  .nav-drawer{display:none !important;}
}
/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:var(--radius-sm);
  font-weight:600;
  letter-spacing:0.02em;
  border:1px solid transparent;
  transition:transform .18s ease,box-shadow .25s ease,background .25s ease,color .2s ease,border-color .2s ease;
}
.btn:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;}
.btn-primary{
  background:linear-gradient(135deg,#22E6C8,#0E9C88);
  color:#032018;
  padding:13px 24px;
  font-size:15px;
  box-shadow:0 0 28px rgba(34,230,200,0.35);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 36px rgba(34,230,200,0.5);}
.btn-primary:active{transform:scale(0.98);}
.btn-ghost{
  background:rgba(12,28,48,0.5);
  border-color:var(--line);
  color:var(--text);
  padding:13px 24px;
  font-size:15px;
}
.btn-ghost:hover{background:rgba(34,230,200,0.10);border-color:rgba(34,230,200,0.45);transform:translateY(-1px);}
.btn-orange{
  background:linear-gradient(135deg,#FF7A2F,#E05515);
  color:#2A0C00;
  padding:13px 24px;
  font-size:15px;
  box-shadow:0 0 26px rgba(255,122,47,0.32);
}
.btn-orange:hover{filter:brightness(1.07);transform:translateY(-1px);}
.btn-sm{padding:9px 16px;font-size:13.5px;border-radius:11px;}
/* ---------- 文章头 ---------- */
.article-hero{
  position:relative;
  padding:44px 0 40px;
  background-image:linear-gradient(180deg,rgba(5,11,20,0.86),rgba(5,11,20,0.96)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line-soft);
  overflow:hidden;
}
.article-hero::after{
  content:"";
  position:absolute;
  width:520px;height:520px;
  right:-160px;top:-220px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(34,230,200,0.22),transparent 65%);
  pointer-events:none;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:20px;
}
.breadcrumb a{color:var(--text-2);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--cyan);}
.breadcrumb .sep{color:rgba(126,147,168,0.55);}
.breadcrumb .current{color:var(--cyan);}
.article-head{max-width:920px;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px;}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 13px;
  border-radius:999px;
  font-size:12.5px;
  border:1px solid var(--line);
  background:rgba(34,230,200,0.09);
  color:var(--cyan);
}
.tag.tag-orange{background:rgba(255,122,47,0.10);border-color:rgba(255,122,47,0.35);color:#FFB182;}
.article-hero h1{
  font-size:clamp(26px,4.4vw,44px);
  line-height:1.24;
  margin-bottom:16px;
}
.article-hero .lede{
  color:var(--text-2);
  font-size:16px;
  line-height:1.85;
  max-width:840px;
  margin-bottom:22px;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px 22px;
  font-size:13.5px;
  color:var(--text-3);
  padding-top:18px;
  border-top:1px solid var(--line-soft);
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--cyan);font-size:13px;}
.article-cover{
  margin:30px 0 0;
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  position:relative;
}
.article-cover img{width:100%;height:clamp(210px,34vw,380px);object-fit:cover;}
.article-cover figcaption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:12px 18px;
  font-size:12.5px;
  color:var(--text-2);
  background:linear-gradient(180deg,transparent,rgba(5,11,20,0.92));
}
/* ---------- 布局 ---------- */
.article-wrap{padding:56px 0 72px;}
@media (min-width:1024px){
  .article-wrap{padding:76px 0 96px;}
}
.article-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:34px;
}
@media (min-width:1024px){
  .article-grid{grid-template-columns:minmax(0,1fr) 336px;gap:48px;}
}
.article-main{min-width:0;}
.article-body{
  max-width:820px;
  font-size:16.5px;
  line-height:1.88;
  color:#E4EEF9;
  letter-spacing:0.012em;
}
.article-body > * + *{margin-top:20px;}
.article-body h2{
  font-size:clamp(21px,2.6vw,27px);
  margin:44px 0 16px;
  padding-left:16px;
  position:relative;
  color:#FFFFFF;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;top:6px;bottom:6px;
  width:4px;
  border-radius:4px;
  background:linear-gradient(180deg,var(--cyan),rgba(34,230,200,0.10));
  box-shadow:0 0 14px rgba(34,230,200,0.5);
}
.article-body h3{
  font-size:20px;
  margin:32px 0 12px;
  color:#FFFFFF;
}
.article-body h4{font-size:17.5px;margin:26px 0 10px;color:var(--text-2);}
.article-body p{margin:0 0 18px;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:24px;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:9px;color:var(--text-2);}
.article-body li::marker{color:var(--cyan);}
.article-body a{
  color:var(--cyan);
  border-bottom:1px dashed rgba(34,230,200,0.5);
  transition:color .2s ease,border-color .2s ease;
}
.article-body a:hover{color:#7BF6E2;border-color:#7BF6E2;}
.article-body strong{color:#FFFFFF;font-weight:700;}
.article-body blockquote{
  margin:24px 0;
  padding:18px 22px;
  border-left:3px solid var(--cyan);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  background:rgba(34,230,200,0.07);
  color:var(--text-2);
  font-size:15.5px;
}
.article-body img{border-radius:var(--radius-sm);border:1px solid var(--line);margin:12px 0;}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px;}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:22px 0;
  font-size:14.5px;
  background:var(--glass-2);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  overflow:hidden;
}
.article-body th,.article-body td{
  padding:12px 14px;
  border-bottom:1px solid var(--line-soft);
  text-align:left;
}
.article-body th{background:rgba(34,230,200,0.08);color:var(--cyan);font-weight:600;}
.article-body td{color:var(--text-2);}
.article-body tr:last-child td{border-bottom:none;}
.article-body hr{border:none;border-top:1px solid var(--line-soft);margin:32px 0;}
.article-body code{
  font-family:var(--font-num);
  background:rgba(34,230,200,0.10);
  border:1px solid var(--line-soft);
  border-radius:6px;
  padding:2px 7px;
  font-size:14px;
  color:#9FF6E6;
}
.article-body pre{
  background:rgba(5,11,20,0.85);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  padding:18px;
  overflow:auto;
}
.article-body pre code{background:none;border:none;padding:0;}
.note-box{
  display:flex;
  gap:14px;
  padding:18px 20px;
  border-radius:var(--radius-sm);
  border:1px solid var(--line);
  background:var(--glass);
  margin:24px 0;
  font-size:15px;
  color:var(--text-2);
}
.note-box i{color:var(--cyan);font-size:18px;margin-top:3px;}
.empty-state{
  border:1px dashed var(--line);
  border-radius:var(--radius);
  background:var(--glass-2);
  padding:48px 26px;
  text-align:center;
}
.empty-state i{font-size:34px;color:var(--text-3);}
.empty-state h2{font-size:22px;margin:16px 0 10px;}
.empty-state p{color:var(--text-2);margin-bottom:20px;}
/* ---------- 侧栏 ---------- */
.article-side{display:flex;flex-direction:column;gap:20px;}
@media (min-width:1024px){
  .article-side{position:sticky;top:96px;align-self:start;}
}
.side-card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:22px;
  box-shadow:var(--shadow-soft);
}
.side-card h3{
  font-size:15px;
  color:var(--text);
  margin-bottom:14px;
  display:flex;
  align-items:center;
  gap:9px;
}
.side-card h3 i{color:var(--cyan);font-size:14px;}
.toc-list{display:flex;flex-direction:column;gap:2px;max-height:320px;overflow:auto;}
.toc-list a{
  display:block;
  padding:8px 10px;
  font-size:14px;
  color:var(--text-2);
  border-left:2px solid transparent;
  border-radius:0 8px 8px 0;
  transition:all .2s ease;
}
.toc-list a:hover{color:var(--cyan);background:rgba(34,230,200,0.07);}
.toc-list a.is-active{color:var(--cyan);border-left-color:var(--cyan);background:rgba(34,230,200,0.09);}
.toc-list a.lv3{padding-left:24px;font-size:13.5px;color:var(--text-3);}
.side-links{display:flex;flex-direction:column;gap:10px;}
.side-links a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:11px 14px;
  border-radius:12px;
  font-size:14px;
  color:var(--text-2);
  background:rgba(6,17,31,0.6);
  border:1px solid var(--line-soft);
  transition:all .2s ease;
}
.side-links a:hover{
  color:var(--cyan);
  border-color:rgba(34,230,200,0.45);
  transform:translateX(3px);
}
.side-links a i{font-size:12px;opacity:.7;}
.side-tip{font-size:13.5px;color:var(--text-3);line-height:1.8;}
.back-top{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  padding:13px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(34,230,200,0.08);
  color:var(--cyan);
  font-size:14px;
  font-weight:600;
  transition:all .2s ease;
}
.back-top:hover{background:rgba(34,230,200,0.16);transform:translateY(-2px);}
/* ---------- 相关推荐 ---------- */
.related-section{
  padding:64px 0 72px;
  border-top:1px solid var(--line-soft);
  background:linear-gradient(180deg,rgba(6,17,31,0.5),rgba(5,11,20,0));
}
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:32px;
}
.section-head h2{font-size:clamp(22px,3vw,32px);}
.section-head p{color:var(--text-3);font-size:14.5px;margin-top:8px;}
.related-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:20px;
}
@media (min-width:768px){
  .related-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
}
.related-card{
  display:flex;
  flex-direction:column;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.related-card:hover{
  transform:translateY(-4px);
  border-color:rgba(34,230,200,0.5);
  box-shadow:0 18px 44px rgba(0,0,0,0.5),0 0 0 1px rgba(34,230,200,0.18);
}
.related-card img{width:100%;height:158px;object-fit:cover;}
.related-card .rc-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.related-card h3{font-size:17.5px;line-height:1.45;}
.related-card p{font-size:14px;color:var(--text-2);line-height:1.75;flex:1;}
.rc-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:12.5px;
  color:var(--text-3);
}
.rc-meta .rc-tag{color:var(--cyan);}
/* ---------- FAQ ---------- */
.faq-section{padding:0 0 76px;}
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px;}
.faq-item{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item:hover{border-color:rgba(34,230,200,0.4);}
.faq-item.open{box-shadow:0 0 0 1px rgba(34,230,200,0.25),0 16px 40px rgba(0,0,0,0.4);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 22px;
  background:none;
  border:none;
  text-align:left;
  color:var(--text);
  font-size:16.5px;
  font-weight:600;
  letter-spacing:0.01em;
}
.faq-q i{color:var(--cyan);font-size:14px;transition:transform .25s ease;flex:0 0 auto;}
.faq-item.open .faq-q i{transform:rotate(180deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .28s ease;
}
.faq-a p{
  padding:0 22px 20px;
  color:var(--text-2);
  font-size:14.8px;
  line-height:1.85;
}
/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  padding:0 0 84px;
}
.cta-inner{
  position:relative;
  overflow:hidden;
  border-radius:24px;
  border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(12,28,48,0.92),rgba(9,36,54,0.86));
  padding:44px 30px;
  text-align:center;
  box-shadow:var(--shadow);
}
.cta-inner::before{
  content:"";
  position:absolute;
  width:460px;height:460px;
  left:-140px;bottom:-240px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(34,230,200,0.24),transparent 65%);
}
.cta-inner::after{
  content:"";
  position:absolute;
  width:360px;height:360px;
  right:-120px;top:-180px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,47,0.18),transparent 65%);
}
.cta-inner h2{font-size:clamp(23px,3.4vw,36px);margin-bottom:14px;position:relative;z-index:1;}
.cta-inner p{color:var(--text-2);font-size:15.5px;max-width:640px;margin:0 auto 26px;position:relative;z-index:1;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;position:relative;z-index:1;}
/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  z-index:1;
  background:#040910;
  border-top:1px solid rgba(34,230,200,0.22);
  padding:56px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:32px;
}
@media (min-width:768px){
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (min-width:1024px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
}
.footer-brand p{
  margin-top:16px;
  font-size:14px;
  color:var(--text-3);
  line-height:1.85;
  max-width:340px;
}
.footer-col h4{
  font-size:15px;
  color:var(--text);
  margin-bottom:16px;
}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:11px;}
.footer-col li a{
  font-size:14px;
  color:var(--text-3);
  transition:color .2s ease,padding-left .2s ease;
}
.footer-col li a:hover{color:var(--cyan);padding-left:4px;}
.footer-contact li{font-size:14px;color:var(--text-3);}
.footer-contact .val{color:var(--text-2);}
.footer-bottom{
  margin-top:40px;
  padding-top:20px;
  border-top:1px solid var(--line-soft);
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  align-items:center;
  justify-content:space-between;
  font-size:12.8px;
  color:var(--text-3);
}
.footer-bottom .domain{color:var(--cyan);font-family:var(--font-num);letter-spacing:0.08em;}
/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease;}
.reveal.show{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --bg:#050B14;
  --bg-1:#06111F;
  --bg-2:#0A1A2F;
  --cyan:#22E6C8;
  --cyan-deep:#0F9E8C;
  --orange:#FF7A2F;
  --green:#42F5A7;
  --text:#F5F9FF;
  --text-2:#B7C7D9;
  --text-3:#7E93A8;
  --glass:rgba(12,28,48,.72);
  --glass-2:rgba(9,22,38,.92);
  --line:rgba(120,220,255,.18);
  --line-soft:rgba(120,220,255,.10);
  --radius:18px;
  --radius-sm:14px;
  --radius-pill:999px;
  --shadow:0 16px 50px rgba(0,0,0,.45);
  --glow:0 0 28px rgba(34,230,200,.35);
  --glow-orange:0 0 26px rgba(255,122,47,.32);
  --font-cn:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"DIN Alternate","Barlow Condensed","Noto Sans SC",sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:linear-gradient(rgba(120,220,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(120,220,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 20%,rgba(0,0,0,.75),transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 20%,rgba(0,0,0,.75),transparent 78%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
svg{fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
::selection{background:rgba(34,230,200,.28)}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px}

/* 容器 */
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 20px;position:relative;z-index:1}
@media (min-width:768px){.container{padding:0 28px}}
@media (min-width:1280px){.container{padding:0 32px}}

/* 顶部信息条 */
.topbar{
  height:34px;
  background:linear-gradient(90deg,rgba(6,17,31,.96),rgba(10,26,47,.92));
  border-bottom:1px solid var(--line-soft);
  position:relative;
  z-index:60;
}
.topbar-inner{
  height:100%;
  display:flex;
  align-items:center;
  gap:14px;
  font-size:12.5px;
  color:var(--text-3);
}
.topbar-domain{
  font-family:var(--font-num);
  letter-spacing:.06em;
  color:var(--cyan);
  white-space:nowrap;
}
.topbar-notice{
  flex:1;
  overflow:hidden;
  white-space:nowrap;
  position:relative;
  min-width:0;
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
}
.topbar-notice span{
  display:inline-block;
  padding-left:100%;
  animation:marquee 26s linear infinite;
  color:var(--text-2);
}
@keyframes marquee{0%{transform:translateX(0)}100%{transform:translateX(-100%)}}
.topbar-links{display:flex;align-items:center;gap:16px;white-space:nowrap}
.topbar-links a{color:var(--text-2);transition:color .2s ease}
.topbar-links a:hover{color:var(--cyan)}
@media (max-width:767px){
  .topbar-inner{overflow-x:auto;gap:18px;padding-right:12px}
  .topbar-inner::-webkit-scrollbar{display:none}
  .topbar-notice{display:none}
}

/* 主导航 */
.mainnav{
  position:sticky;
  top:0;
  z-index:55;
  background:rgba(6,17,31,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.mainnav.is-scrolled{
  background:rgba(5,11,20,.94);
  border-color:var(--line);
  box-shadow:0 14px 40px rgba(0,0,0,.5);
}
.nav-inner{
  min-height:68px;
  display:flex;
  align-items:center;
  gap:20px;
  padding-top:10px;
  padding-bottom:10px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-logo{
  width:40px;height:40px;
  display:grid;place-items:center;
  border-radius:13px;
  color:var(--cyan);
  background:linear-gradient(145deg,rgba(34,230,200,.18),rgba(10,26,47,.85));
  border:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.14);
}
.brand-logo svg{width:22px;height:22px}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.01em}
.brand-sub{font-size:11.5px;color:var(--text-3);letter-spacing:.14em;text-transform:uppercase}
.nav-list{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:auto;
}
.nav-list a{
  position:relative;
  padding:9px 12px;
  font-size:14.5px;
  color:var(--text-2);
  border-radius:10px;
  transition:color .2s ease,background .2s ease;
  white-space:nowrap;
}
.nav-list a::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:4px;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--cyan),rgba(34,230,200,0));
  opacity:0;
  transform:scaleX(.4);
  transition:opacity .22s ease,transform .22s ease;
}
.nav-list a:hover{color:var(--text);background:rgba(34,230,200,.07)}
.nav-list a:hover::after{opacity:.75;transform:scaleX(1)}
.nav-list a.active{color:var(--cyan);background:rgba(34,230,200,.1)}
.nav-list a.active::after{opacity:1;transform:scaleX(1)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--glass);
  padding:0;
  place-items:center;
  gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text-2);transition:.22s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
@media (max-width:1023px){
  .nav-list{
    position:fixed;
    top:102px;left:16px;right:16px;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:16px;
    border-radius:18px;
    background:var(--glass-2);
    border:1px solid var(--line);
    box-shadow:var(--shadow);
    transform:translateY(-12px);
    opacity:0;
    visibility:hidden;
    transition:opacity .22s ease,transform .22s ease,visibility .22s;
    max-height:calc(100vh - 140px);
    overflow-y:auto;
  }
  .nav-list.is-open{opacity:1;visibility:visible;transform:translateY(0)}
  .nav-list a{padding:12px 14px;font-size:15.5px}
  .nav-toggle{display:grid}
  .nav-cta .btn{display:none}
}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  font-size:15px;
  font-weight:600;
  border-radius:var(--radius-sm);
  border:1px solid transparent;
  transition:transform .18s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn:active{transform:scale(.98)}
.btn-primary{
  color:#04120F;
  background:linear-gradient(135deg,var(--cyan),var(--cyan-deep));
  box-shadow:var(--glow);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 0 36px rgba(34,230,200,.5);filter:brightness(1.06)}
.btn-orange{
  color:#1A0A02;
  background:linear-gradient(135deg,#FF9A4F,var(--orange));
  box-shadow:var(--glow-orange);
}
.btn-orange:hover{transform:translateY(-1px);filter:brightness(1.05)}
.btn-ghost{
  color:var(--text);
  border-color:var(--line);
  background:rgba(12,28,48,.5);
  backdrop-filter:blur(8px);
}
.btn-ghost:hover{background:rgba(34,230,200,.1);border-color:rgba(34,230,200,.5);transform:translateY(-1px)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:12px}
.btn-block{width:100%}

/* 徽章 */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  font-size:12.5px;
  font-weight:600;
  border-radius:var(--radius-pill);
  border:1px solid var(--line);
  background:rgba(12,28,48,.6);
  color:var(--text-2);
}
.badge-ok{color:var(--green);border-color:rgba(66,245,167,.35);background:rgba(66,245,167,.1)}
.badge-run{color:var(--cyan);border-color:rgba(34,230,200,.35);background:rgba(34,230,200,.1)}
.badge-wait{color:var(--text-3);border-color:rgba(126,147,168,.28);background:rgba(126,147,168,.1)}
.badge-tip{color:var(--orange);border-color:rgba(255,122,47,.35);background:rgba(255,122,47,.1)}

/* 通用区块 */
.section{padding:56px 0;position:relative}
@media (min-width:768px){.section{padding:76px 0}}
@media (min-width:1024px){.section{padding:96px 0}}
.sec-head{max-width:760px;margin-bottom:32px}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  letter-spacing:.1em;
  color:var(--cyan);
  text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:22px;height:1.5px;
  background:linear-gradient(90deg,var(--cyan),transparent);
}
.sec-head h2{
  font-size:clamp(24px,3vw,36px);
  line-height:1.32;
  font-weight:700;
  letter-spacing:.01em;
}
.sec-head p{margin-top:14px;color:var(--text-2);font-size:16px}
.card{
  position:relative;
  border-radius:var(--radius);
  background:var(--glass);
  border:1px solid var(--line-soft);
  box-shadow:var(--shadow);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.card::before{
  content:"";
  position:absolute;
  inset:0 0 auto 0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent);
  border-radius:var(--radius) var(--radius) 0 0;
}
.card:hover{transform:translateY(-2px);border-color:rgba(34,230,200,.42);box-shadow:0 20px 56px rgba(0,0,0,.55),0 0 24px rgba(34,230,200,.16)}
.num{font-family:var(--font-num);letter-spacing:.02em}

/* 面包屑 */
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:22px;
}
.breadcrumb a{color:var(--text-2);transition:color .2s ease}
.breadcrumb a:hover{color:var(--cyan)}
.breadcrumb .sep{color:rgba(126,147,168,.55)}
.breadcrumb .current{color:var(--cyan)}

/* Hero */
.page-hero{
  position:relative;
  padding:44px 0 60px;
  overflow:hidden;
  background:
    linear-gradient(180deg,rgba(5,11,20,.62),rgba(5,11,20,.94)),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
}
.page-hero::after{
  content:"";
  position:absolute;
  width:520px;height:520px;
  right:-160px;top:-220px;
  background:radial-gradient(circle,rgba(34,230,200,.22),transparent 68%);
  pointer-events:none;
}
.page-hero::before{
  content:"";
  position:absolute;
  width:420px;height:420px;
  left:-140px;bottom:-220px;
  background:radial-gradient(circle,rgba(255,122,47,.14),transparent 70%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.hero-grid{display:grid;gap:28px;align-items:start}
@media (min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:36px}}
.hero-grid h1{
  font-size:clamp(28px,4.6vw,48px);
  line-height:1.24;
  font-weight:800;
  letter-spacing:.01em;
  margin-bottom:16px;
}
.hero-grid h1 em{
  font-style:normal;
  background:linear-gradient(100deg,var(--cyan),#9BF6E7 60%,var(--cyan));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-lead{color:var(--text-2);font-size:16.5px;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-metrics{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:1px;
  margin-top:32px;
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--line-soft);
  background:var(--line-soft);
}
@media (min-width:768px){.hero-metrics{grid-template-columns:repeat(4,1fr)}}
.hero-metrics li{
  background:rgba(8,20,35,.86);
  padding:16px 18px;
}
.hero-metrics .k{font-size:20px;font-weight:700;color:var(--cyan);font-family:var(--font-num)}
.hero-metrics .t{font-size:12.5px;color:var(--text-3);margin-top:2px}
.hero-side{padding:24px}
.hero-side h3{font-size:17px;font-weight:700;margin-bottom:6px}
.hero-side p{font-size:14px;color:var(--text-2)}
.hero-side figure{
  margin:18px 0 0;
  border-radius:14px;
  overflow:hidden;
  border:1px solid var(--line-soft);
  position:relative;
}
.hero-side figure img{width:100%;height:150px;object-fit:cover;opacity:.85}
.hero-side figcaption{
  padding:10px 14px;
  font-size:12.5px;
  color:var(--text-3);
  background:rgba(6,17,31,.9);
}
.status-legend{display:grid;gap:10px;margin-top:18px}
.status-legend li{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:12px 14px;
  border-radius:12px;
  background:rgba(6,17,31,.66);
  border:1px solid var(--line-soft);
  font-size:13.5px;
}
.status-legend .label{color:var(--text-2)}
.status-legend .dot{width:8px;height:8px;border-radius:50%;display:inline-block;margin-right:8px}

/* Bento 奖励网格 */
.bento{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:640px){.bento{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){
  .bento{grid-template-columns:repeat(4,1fr)}
  .bento-main{grid-column:span 2;grid-row:span 2}
}
.bento-main{
  display:flex;
  flex-direction:column;
  padding:0;
  overflow:hidden;
}
.bento-main .visual{position:relative;height:190px;overflow:hidden}
.bento-main .visual img{width:100%;height:100%;object-fit:cover}
.bento-main .visual::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,17,31,.15),rgba(6,17,31,.92));
}
.bento-main .visual .tag{position:absolute;top:16px;left:16px;z-index:2}
.bento-main .body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:14px;flex:1}
.bento-main .body h3{font-size:22px;font-weight:700}
.bento-main .body p{font-size:14.5px;color:var(--text-2)}
.bento-main .amount{
  font-family:var(--font-num);
  font-size:34px;
  font-weight:700;
  color:var(--cyan);
  line-height:1;
}
.bento-main .amount small{font-size:14px;color:var(--text-3);font-family:var(--font-cn);margin-left:6px}
.bento-item{padding:22px;display:flex;flex-direction:column;gap:12px}
.bento-item .icon{
  width:44px;height:44px;
  border-radius:13px;
  display:grid;place-items:center;
  background:linear-gradient(145deg,rgba(34,230,200,.16),rgba(10,26,47,.9));
  border:1px solid var(--line);
  color:var(--cyan);
}
.bento-item .icon svg{width:22px;height:22px}
.bento-item h3{font-size:17px;font-weight:700}
.bento-item p{font-size:13.8px;color:var(--text-2)}
.bento-item .meta{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding-top:12px;
  border-top:1px dashed var(--line-soft);
  font-size:12.5px;
  color:var(--text-3);
}
.thumb{
  border-radius:12px;
  overflow:hidden;
  border:1px solid var(--line-soft);
  height:96px;
}
.thumb img{width:100%;height:100%;object-fit:cover}

/* 进度条 */
.progress{
  height:8px;
  border-radius:99px;
  background:rgba(126,147,168,.18);
  overflow:hidden;
}
.progress span{
  display:block;
  height:100%;
  width:0;
  border-radius:99px;
  background:linear-gradient(90deg,var(--cyan-deep),var(--cyan));
  box-shadow:0 0 14px rgba(34,230,200,.45);
  transition:width 1.1s cubic-bezier(.22,.85,.2,1);
}
.progress-rows{display:grid;gap:12px}
.progress-row{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-3)}
.progress-row .progress{flex:1}
.progress-row .pct{font-family:var(--font-num);color:var(--text-2);min-width:44px;text-align:right}

/* 步骤 */
.steps{display:grid;gap:18px;grid-template-columns:1fr}
@media (min-width:768px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.steps{grid-template-columns:repeat(4,1fr)}}
.step{
  padding:24px;
  position:relative;
  overflow:hidden;
}
.step .no{
  font-family:var(--font-num);
  font-size:38px;
  font-weight:700;
  color:rgba(34,230,200,.26);
  line-height:1;
  margin-bottom:14px;
}
.step h3{font-size:17px;font-weight:700;margin-bottom:8px}
.step p{font-size:14px;color:var(--text-2)}
.step::after{
  content:"";
  position:absolute;
  right:-40px;bottom:-40px;
  width:120px;height:120px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(34,230,200,.16),transparent 70%);
}

/* 对比表 */
.table-wrap{
  border-radius:var(--radius);
  border:1px solid var(--line-soft);
  background:var(--glass);
  overflow:hidden;
}
.table-scroll{overflow-x:auto}
table.reward-table{
  width:100%;
  min-width:760px;
  border-collapse:collapse;
  font-size:14.5px;
}
table.reward-table th{
  text-align:left;
  padding:16px 20px;
  font-size:13px;
  letter-spacing:.06em;
  color:var(--text-3);
  font-weight:600;
  background:rgba(6,17,31,.9);
  border-bottom:1px solid var(--line-soft);
  white-space:nowrap;
}
table.reward-table td{
  padding:18px 20px;
  border-bottom:1px solid rgba(120,220,255,.08);
  color:var(--text-2);
  vertical-align:top;
}
table.reward-table tr:last-child td{border-bottom:0}
table.reward-table tbody tr{transition:background .2s ease}
table.reward-table tbody tr:hover{background:rgba(34,230,200,.05)}
table.reward-table td strong{color:var(--text);font-weight:600}

/* FAQ */
.faq{display:grid;gap:12px}
.faq-item{
  border-radius:16px;
  border:1px solid var(--line-soft);
  background:var(--glass);
  overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item.open{border-color:rgba(34,230,200,.42);box-shadow:0 0 24px rgba(34,230,200,.12)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 22px;
  text-align:left;
  font-size:16.5px;
  font-weight:600;
  color:var(--text);
}
.faq-q .chev{
  flex-shrink:0;
  width:26px;height:26px;
  border-radius:8px;
  display:grid;place-items:center;
  border:1px solid var(--line);
  color:var(--cyan);
  transition:transform .22s ease,background .22s ease;
}
.faq-q .chev svg{width:14px;height:14px}
.faq-item.open .chev{transform:rotate(180deg);background:rgba(34,230,200,.12)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .28s ease;
}
.faq-a p{
  padding:0 22px 20px;
  font-size:14.5px;
  color:var(--text-2);
}

/* CTA */
.cta-panel{
  position:relative;
  overflow:hidden;
  border-radius:22px;
  padding:44px 28px;
  text-align:center;
  border:1px solid var(--line);
  background:
    linear-gradient(150deg,rgba(34,230,200,.16),rgba(6,17,31,.92) 46%,rgba(255,122,47,.14)),
    rgba(8,20,35,.9);
  box-shadow:var(--shadow);
}
.cta-panel::after{
  content:"";
  position:absolute;
  width:420px;height:420px;
  left:50%;top:-260px;
  transform:translateX(-50%);
  background:radial-gradient(circle,rgba(34,230,200,.28),transparent 68%);
  pointer-events:none;
}
.cta-panel h2{
  font-size:clamp(24px,3.4vw,38px);
  font-weight:800;
  line-height:1.28;
  position:relative;
  z-index:1;
}
.cta-panel p{
  margin:14px auto 0;
  max-width:620px;
  color:var(--text-2);
  font-size:15.5px;
  position:relative;
  z-index:1;
}
.cta-actions{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:12px;
  margin-top:26px;
  position:relative;
  z-index:1;
}

/* 页脚 */
.site-footer{
  margin-top:24px;
  border-top:1px solid rgba(34,230,200,.18);
  background:linear-gradient(180deg,rgba(6,17,31,.94),rgba(4,9,16,1));
  padding:56px 0 26px;
  position:relative;
  z-index:1;
}
.footer-grid{
  display:grid;
  gap:30px;
  grid-template-columns:1fr;
}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}}
.footer-brand p{
  margin-top:16px;
  font-size:14px;
  color:var(--text-3);
  max-width:340px;
}
.footer-col h4{
  font-size:14.5px;
  font-weight:700;
  color:var(--text);
  margin-bottom:16px;
}
.footer-col ul{display:grid;gap:10px}
.footer-col a{
  font-size:14px;
  color:var(--text-2);
  transition:color .2s ease,padding-left .2s ease;
}
.footer-col a:hover{color:var(--cyan);padding-left:4px}
.footer-contact li{
  display:flex;
  justify-content:space-between;
  gap:12px;
  font-size:13.5px;
  color:var(--text-3);
  border-bottom:1px dashed rgba(120,220,255,.1);
  padding-bottom:8px;
}
.footer-contact .val{color:var(--text-2)}
.footer-bottom{
  margin-top:38px;
  padding-top:20px;
  border-top:1px solid var(--line-soft);
  display:flex;
  flex-wrap:wrap;
  gap:10px 22px;
  align-items:center;
  font-size:12.5px;
  color:var(--text-3);
}
.footer-bottom .domain{
  font-family:var(--font-num);
  color:var(--cyan);
  letter-spacing:.06em;
}

/* 动效 */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category3 */
:root{
  --bg:#050B14;--bg2:#06111F;--bg3:#0A1A2F;
  --surface:rgba(12,28,48,.72);--surface-solid:rgba(9,22,38,.62);
  --line:rgba(120,220,255,.18);--line-strong:rgba(120,220,255,.36);
  --text:#F5F9FF;--muted:#B7C7D9;--weak:#7E93A8;
  --cyan:#22E6C8;--cyan-deep:#0E9E8F;--green:#42F5A7;--orange:#FF7A2F;
  --radius:18px;--radius-sm:14px;
  --shadow:0 16px 50px rgba(0,0,0,.45);
  --dur:.25s;
}
html{background:var(--bg);scroll-behavior:smooth}
html body{
  margin:0;background:transparent;color:var(--text);
  font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16.5px;line-height:1.75;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
html body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(720px 520px at 88% -8%,rgba(34,230,200,.16),transparent 70%),
    radial-gradient(620px 480px at -6% 42%,rgba(255,122,47,.10),transparent 72%),
    linear-gradient(rgba(120,220,255,.045) 1px,transparent 1px) 0 0/64px 64px,
    linear-gradient(90deg,rgba(120,220,255,.045) 1px,transparent 1px) 0 0/64px 64px,
    linear-gradient(180deg,#050B14,#04080F 70%);
}
.topbar,.mainnav,main,.site-footer{position:relative;z-index:1}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4,p{margin:0}
ul{list-style:none;margin:0;padding:0}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}

/* ---------- 顶部信息条 ---------- */
.topbar{background:rgba(6,17,31,.92);border-bottom:1px solid rgba(120,220,255,.12);backdrop-filter:blur(12px);z-index:62}
.topbar-inner{
  display:flex;align-items:center;gap:16px;height:36px;font-size:12.5px;color:var(--muted);
  overflow-x:auto;white-space:nowrap;scrollbar-width:none;
}
.topbar-inner::-webkit-scrollbar{display:none}
.topbar .domain{color:var(--cyan);font-weight:700;letter-spacing:.06em}
.topbar .status{display:inline-flex;align-items:center;gap:6px;color:var(--green);font-weight:600}
.topbar .status i{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 10px rgba(66,245,167,.8);display:inline-block}
.topbar-marquee{flex:1;min-width:180px;overflow:hidden;mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
.topbar-marquee span{display:inline-block;padding-left:100%;animation:marquee 26s linear infinite}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-100%)}}
.topbar-links{display:flex;align-items:center;gap:16px;margin-left:auto}
.topbar-links a{color:var(--muted);transition:color var(--dur)}
.topbar-links a:hover{color:var(--cyan)}

/* ---------- 主导航 ---------- */
.mainnav{
  position:sticky;top:0;z-index:60;
  background:rgba(5,11,20,.74);backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(120,220,255,.12);transition:background var(--dur),box-shadow var(--dur);
}
.mainnav.scrolled{background:rgba(5,11,20,.94);box-shadow:0 14px 40px rgba(0,0,0,.5)}
.nav-inner{display:flex;align-items:center;gap:20px;height:70px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-logo{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(34,230,200,.24),rgba(34,230,200,.04));
  border:1px solid rgba(34,230,200,.36);box-shadow:0 0 24px rgba(34,230,200,.2);
}
.brand-logo svg{width:24px;height:24px;stroke:var(--cyan);fill:none}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:16.5px;font-weight:700;letter-spacing:.01em}
.brand-sub{font-size:10.5px;color:var(--weak);letter-spacing:.2em;text-transform:uppercase}
.nav-list{display:none;align-items:center;gap:4px;margin-left:auto}
.nav-list a{
  position:relative;display:inline-block;padding:9px 14px;border-radius:11px;
  font-size:14.5px;color:var(--muted);transition:color var(--dur),background var(--dur);
}
.nav-list a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--cyan),rgba(34,230,200,0));opacity:0;transition:opacity var(--dur);
}
.nav-list a:hover{color:var(--text);background:rgba(34,230,200,.08)}
.nav-list a:hover::after{opacity:.65}
.nav-list a.active{color:var(--cyan);background:rgba(34,230,200,.1)}
.nav-list a.active::after{opacity:1}
.nav-cta{display:none;margin-left:8px}
.nav-toggle{display:inline-flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;margin-left:auto;border-radius:12px;border:1px solid var(--line);background:rgba(12,28,48,.6)}
.nav-toggle span{display:block;width:20px;height:2px;margin:0 auto;background:var(--text);border-radius:2px;transition:transform var(--dur),opacity var(--dur)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media (min-width:1024px){
  .nav-list{display:flex}
  .nav-cta{display:block}
  .nav-toggle{display:none}
}
@media (max-width:1023px){
  .nav-list.open{
    display:flex;flex-direction:column;align-items:stretch;gap:2px;
    position:absolute;top:100%;left:0;right:0;
    padding:14px 20px 20px;background:rgba(6,17,31,.98);
    border-bottom:1px solid rgba(120,220,255,.18);box-shadow:0 24px 50px rgba(0,0,0,.6);
  }
  .nav-list.open a{padding:12px 14px;font-size:15.5px}
  .nav-list.open a::after{display:none}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--radius-sm);border:1px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:.01em;white-space:nowrap;
  transition:transform .2s,box-shadow var(--dur),background var(--dur),border-color var(--dur),filter var(--dur);
}
.btn-primary{background:linear-gradient(135deg,#22E6C8,#0E9E8F);color:#04231F;box-shadow:0 0 28px rgba(34,230,200,.35)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 40px rgba(34,230,200,.52)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:rgba(255,255,255,.03);border-color:rgba(120,220,255,.28);color:var(--text)}
.btn-ghost:hover{background:rgba(34,230,200,.1);border-color:rgba(34,230,200,.5)}
.btn-ghost:active{transform:scale(.98)}
.btn-accent{background:linear-gradient(135deg,#FF9A4F,#FF7A2F);color:#2A1000;box-shadow:0 0 26px rgba(255,122,47,.3)}
.btn-accent:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 0 36px rgba(255,122,47,.45)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:12px}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0}
@media (min-width:768px){.section{padding:88px 0}}
@media (min-width:1280px){.section{padding:104px 0}}
.section-tight{padding:44px 0}
@media (min-width:768px){.section-tight{padding:64px 0}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:5px 14px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.08em;color:var(--cyan);
  background:rgba(34,230,200,.1);border:1px solid rgba(34,230,200,.3);
}
.h2{font-size:clamp(24px,3vw,36px);font-weight:800;line-height:1.28;letter-spacing:.01em}
.h3{font-size:clamp(19px,2vw,23px);font-weight:700;line-height:1.35}
.lead{color:var(--muted);font-size:16.5px;line-height:1.85}
.muted{color:var(--muted)}
.weak{color:var(--weak);font-size:13.5px}
.sec-head{max-width:720px;display:grid;gap:14px}

/* ---------- 卡片 ---------- */
.card{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);backdrop-filter:blur(14px);overflow:hidden;
  transition:border-color var(--dur),transform var(--dur),box-shadow var(--dur);
}
.card::after{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(245,249,255,.5),transparent);opacity:.5;
}
.card:hover{border-color:rgba(34,230,200,.42);transform:translateY(-2px);box-shadow:0 22px 60px rgba(0,0,0,.52)}
.card-pad{padding:22px}
@media (min-width:768px){.card-pad{padding:26px}}
.card-solid{background:var(--surface-solid)}

/* ---------- 徽章 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;border:1px solid transparent;white-space:nowrap}
.badge-done{background:rgba(66,245,167,.12);border-color:rgba(66,245,167,.38);color:var(--green)}
.badge-doing{background:rgba(34,230,200,.12);border-color:rgba(34,230,200,.4);color:var(--cyan)}
.badge-todo{background:rgba(126,147,168,.12);border-color:rgba(126,147,168,.3);color:#A6B8CC}
.badge-lock{background:rgba(126,147,168,.07);border-color:rgba(126,147,168,.22);color:var(--weak)}
.badge-accent{background:rgba(255,122,47,.14);border-color:rgba(255,122,47,.42);color:#FF9A5C}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13.5px;color:var(--weak)}
.crumb a{color:var(--muted);transition:color var(--dur)}
.crumb a:hover{color:var(--cyan)}
.crumb .sep{opacity:.5}
.crumb .now{color:var(--cyan);font-weight:600}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid rgba(120,220,255,.1)}
.hero-bg{position:absolute;inset:0;background:url(/assets/images/backpic/back-3.png) center/cover no-repeat;opacity:.42}
.hero-mask{position:absolute;inset:0;background:linear-gradient(115deg,rgba(5,11,20,.97) 0%,rgba(6,17,31,.86) 46%,rgba(5,11,20,.66) 100%)}
.hero-glow{position:absolute;width:560px;height:560px;border-radius:50%;top:-190px;right:-150px;
  background:radial-gradient(circle,rgba(34,230,200,.22),transparent 68%);filter:blur(8px)}
.hero-glow-b{position:absolute;width:420px;height:420px;border-radius:50%;bottom:-220px;left:-120px;
  background:radial-gradient(circle,rgba(255,122,47,.16),transparent 70%);filter:blur(10px)}
.hero-body{position:relative;z-index:2;padding:48px 0 52px}
@media (min-width:768px){.hero-body{padding:64px 0 72px}}
.hero h1{font-size:clamp(28px,4.4vw,50px);font-weight:800;line-height:1.2;letter-spacing:.01em;margin:18px 0 0}
.hero h1 em{font-style:normal;color:var(--cyan)}
.hero .sub{margin-top:16px;max-width:660px;color:var(--muted);font-size:16.5px;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:34px}
@media (min-width:768px){.metrics{grid-template-columns:repeat(4,1fr);gap:16px}}
.metric{padding:16px 18px;border-radius:16px;border:1px solid var(--line);background:rgba(12,28,48,.6);backdrop-filter:blur(10px)}
.metric b{display:block;font-size:clamp(22px,2.6vw,30px);font-weight:800;letter-spacing:.02em;
  font-family:"DIN Alternate","Barlow Condensed",var(--font, sans-serif)}
.metric b.cyan{color:var(--cyan)}
.metric b.green{color:var(--green)}
.metric b.orange{color:var(--orange)}
.metric span{display:block;margin-top:4px;font-size:13px;color:var(--weak)}

/* ---------- 任务列表 ---------- */
.task-list{display:grid;gap:14px}
.task{
  display:flex;gap:16px;align-items:flex-start;padding:18px 20px;border-radius:16px;
  border:1px solid var(--line);background:rgba(9,22,38,.6);
  transition:border-color var(--dur),background var(--dur),transform var(--dur);
}
.task:hover{border-color:rgba(34,230,200,.42);background:rgba(12,30,50,.78);transform:translateY(-1px)}
.task-icon{
  flex-shrink:0;width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  border:1px solid rgba(120,220,255,.24);background:rgba(34,230,200,.08);
}
.task-icon svg{width:22px;height:22px;stroke:var(--cyan);fill:none}
.task.done .task-icon{border-color:rgba(66,245,167,.4);background:rgba(66,245,167,.1)}
.task.done .task-icon svg{stroke:var(--green)}
.task.locked .task-icon{border-color:rgba(126,147,168,.24);background:rgba(126,147,168,.08)}
.task.locked .task-icon svg{stroke:var(--weak)}
.task-main{flex:1;min-width:0}
.task-main h4{font-size:17px;font-weight:700;display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.task-main p{margin-top:6px;color:var(--muted);font-size:14.5px;line-height:1.7}
.task-side{display:flex;flex-direction:column;align-items:flex-end;gap:10px;flex-shrink:0}
@media (max-width:639px){
  .task{flex-wrap:wrap}
  .task-side{width:100%;flex-direction:row;align-items:center;justify-content:space-between}
}

/* ---------- 进度条 ---------- */
.progress{height:10px;border-radius:999px;background:rgba(126,147,168,.16);overflow:hidden}
.progress span{display:block;height:100%;width:0;border-radius:999px;
  background:linear-gradient(90deg,#0E9E8F,#22E6C8 55%,#42F5A7);
  box-shadow:0 0 18px rgba(34,230,200,.5);
  transition:width 1.2s cubic-bezier(.22,1,.36,1)}

/* ---------- 里程碑 ---------- */
.milestones{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media (min-width:768px){.milestones{grid-template-columns:repeat(5,1fr);gap:14px}}
.milestone{
  padding:18px 14px;border-radius:16px;text-align:center;
  border:1px solid var(--line);background:rgba(9,22,38,.55);
  transition:border-color var(--dur),box-shadow var(--dur),transform var(--dur);
}
.milestone:hover{transform:translateY(-2px)}
.milestone b{display:block;font-size:20px;font-weight:800;
  font-family:"DIN Alternate","Barlow Condensed",sans-serif;color:var(--muted)}
.milestone span{display:block;margin-top:6px;font-size:13px;color:var(--weak)}
.milestone.is-done{border-color:rgba(66,245,167,.45);box-shadow:0 0 26px rgba(66,245,167,.16)}
.milestone.is-done b{color:var(--green)}
.milestone.is-current{border-color:rgba(34,230,200,.55);box-shadow:0 0 28px rgba(34,230,200,.22);background:rgba(34,230,200,.07)}
.milestone.is-current b{color:var(--cyan)}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:30px}
.timeline::before{content:"";position:absolute;left:8px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,rgba(34,230,200,.65),rgba(34,230,200,.05))}
.tl-item{position:relative;padding-bottom:26px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-29px;top:6px;width:14px;height:14px;border-radius:50%;
  background:#0A1A2F;border:2px solid rgba(126,147,168,.5);transition:box-shadow var(--dur);
}
.tl-item.is-done::before{background:var(--green);border-color:var(--green);box-shadow:0 0 14px rgba(66,245,167,.6)}
.tl-item.is-current::before{background:var(--cyan);border-color:var(--cyan);
  box-shadow:0 0 0 4px rgba(34,230,200,.18),0 0 16px rgba(34,230,200,.6)}
.tl-item h4{font-size:17px;font-weight:700;display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.tl-item p{margin-top:6px;color:var(--muted);font-size:14.5px;line-height:1.75}

/* ---------- 奖励卡 ---------- */
.reward-main{
  display:grid;gap:20px;padding:26px;border-radius:var(--radius);
  border:1px solid rgba(34,230,200,.38);background:
    radial-gradient(600px 300px at 88% 10%,rgba(34,230,200,.16),transparent 70%),
    rgba(12,28,48,.72);
  box-shadow:0 22px 60px rgba(0,0,0,.5);
}
@media (min-width:1024px){.reward-main{grid-template-columns:1.15fr .85fr;align-items:center;padding:32px}}
.reward-mini{padding:20px;border-radius:16px;border:1px solid var(--line);background:var(--surface-solid);
  transition:border-color var(--dur),transform var(--dur),box-shadow var(--dur)}
.reward-mini:hover{border-color:rgba(34,230,200,.42);transform:translateY(-2px);box-shadow:0 18px 44px rgba(0,0,0,.45)}
.reward-mini .tag{font-size:12.5px;font-weight:600;color:var(--weak);letter-spacing:.06em}
.reward-mini h4{margin-top:8px;font-size:18px;font-weight:700}
.reward-mini p{margin-top:6px;font-size:14px;color:var(--muted);line-height:1.7}
.reward-img{border-radius:16px;overflow:hidden;border:1px solid var(--line);position:relative}
.reward-img img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9}
.reward-img::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(5,11,20,.72))}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:16px;background:rgba(9,22,38,.62);overflow:hidden;
  transition:border-color var(--dur),background var(--dur)}
.faq-item.open{border-color:rgba(34,230,200,.42);background:rgba(12,30,50,.7)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;font-size:16.5px;font-weight:600;text-align:left;line-height:1.5}
.faq-q:hover{color:var(--cyan)}
.faq-icon{flex-shrink:0;width:22px;height:22px;transition:transform var(--dur)}
.faq-icon svg{width:22px;height:22px;stroke:var(--cyan);fill:none}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 20px 20px;color:var(--muted);font-size:15px;line-height:1.85}
.faq-item.open .faq-a{max-height:360px}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:22px;padding:40px 26px;
  border:1px solid rgba(34,230,200,.34);
  background:
    radial-gradient(520px 320px at 82% 0%,rgba(34,230,200,.2),transparent 70%),
    radial-gradient(420px 280px at 6% 100%,rgba(255,122,47,.16),transparent 72%),
    rgba(10,26,47,.78);
  box-shadow:0 26px 70px rgba(0,0,0,.5);
}
@media (min-width:768px){.cta-band{padding:56px 48px}}
.cta-band h3{font-size:clamp(22px,2.8vw,32px);font-weight:800;line-height:1.3}
.cta-band p{margin-top:12px;color:var(--muted);max-width:640px;line-height:1.8}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:40px;padding:56px 0 26px;border-top:1px solid rgba(34,230,200,.18);
  background:linear-gradient(180deg,rgba(6,17,31,.66),#04080F)}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr}
@media (min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr}}
.footer-brand .brand-name{font-size:17px}
.footer-brand p{margin-top:14px;color:var(--muted);font-size:14px;line-height:1.8;max-width:340px}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:14px;color:#fff}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:var(--muted);font-size:14px;transition:color var(--dur)}
.footer-col a:hover{color:var(--cyan)}
.footer-contact li{font-size:14px;color:var(--weak)}
.footer-contact .val{color:var(--muted)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px 26px;justify-content:space-between;
  margin-top:38px;padding-top:20px;border-top:1px solid rgba(120,220,255,.12);font-size:13px;color:var(--weak)}
.footer-bottom .domain{color:var(--cyan);font-weight:700;letter-spacing:.05em}

/* ---------- 移动端底部 CTA ---------- */
.mobile-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:flex;align-items:center;gap:12px;
  padding:12px 16px calc(12px + env(safe-area-inset-bottom));
  background:rgba(5,11,20,.94);backdrop-filter:blur(16px);border-top:1px solid rgba(34,230,200,.24);
}
.mobile-cta .btn{flex:1}
@media (min-width:768px){.mobile-cta{display:none}}
@media (max-width:767px){html body{padding-bottom:88px}}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  .progress span{transition:none}
}

/* roulang page: category4 */
:root{
  --bg:#050B14;
  --bg-2:#06111F;
  --bg-3:#0A1A2F;
  --cyan:#22E6C8;
  --cyan-deep:#0E9E8C;
  --orange:#FF7A2F;
  --green:#42F5A7;
  --text:#F5F9FF;
  --text-2:#B7C7D9;
  --text-3:#7E93A8;
  --glass:rgba(12,28,48,0.72);
  --glass-soft:rgba(12,28,48,0.48);
  --glass-border:rgba(120,220,255,0.18);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 16px 50px rgba(0,0,0,0.45);
  --font-sans:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"DIN Alternate","Barlow Condensed","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.page-body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.page-body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(rgba(120,220,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(120,220,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 78%);
  mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 78%);
}
body.page-body::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(620px 420px at 12% 6%,rgba(34,230,200,.10),transparent 62%),
    radial-gradient(520px 380px at 88% 20%,rgba(255,122,47,.075),transparent 64%);
}
.mainnav,.page-main,.site-footer{position:relative;z-index:1}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0;padding:0}
ul,ol{list-style:none}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}

/* ============ 顶部导航 ============ */
.mainnav{
  position:sticky;top:0;z-index:60;
  background:rgba(6,17,31,.74);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  border-bottom:1px solid var(--glass-border);
  transition:background .25s ease,box-shadow .25s ease;
}
.mainnav.scrolled{background:rgba(5,11,20,.94);box-shadow:0 12px 40px rgba(0,0,0,.55)}
.nav-inner{display:flex;align-items:center;gap:18px;height:72px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-logo{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(34,230,200,.20),rgba(10,26,47,.92));
  border:1px solid var(--glass-border);
  box-shadow:0 0 24px rgba(34,230,200,.22);
}
.brand-logo svg{width:22px;height:22px;stroke:var(--cyan);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.brand-sub{font-size:10.5px;color:var(--text-3);letter-spacing:.16em;text-transform:uppercase}
.nav-list{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-list a{
  position:relative;padding:9px 13px;border-radius:11px;
  font-size:14.5px;color:var(--text-2);transition:color .2s ease,background .2s ease;
}
.nav-list a:hover{color:#fff;background:rgba(34,230,200,.08)}
.nav-list a.active{color:var(--cyan);background:rgba(34,230,200,.10)}
.nav-list a.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--cyan),rgba(34,230,200,0));
}
.nav-cta{display:flex;align-items:center;margin-left:8px}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;border-radius:12px;border:1px solid var(--glass-border);
  background:rgba(12,28,48,.6);cursor:pointer;
}
.nav-toggle span{display:block;height:2px;width:20px;margin:0 auto;background:var(--text);border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:14px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;line-height:1.2;
  transition:transform .2s ease,filter .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.btn-primary{background:linear-gradient(135deg,var(--cyan),var(--cyan-deep));color:#04121C;box-shadow:0 0 28px rgba(34,230,200,.35)}
.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.08);box-shadow:0 0 34px rgba(34,230,200,.5)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:rgba(255,255,255,.03);border-color:var(--glass-border);color:var(--text)}
.btn-ghost:hover{background:rgba(34,230,200,.10);border-color:rgba(34,230,200,.42)}
.btn-accent{background:linear-gradient(135deg,var(--orange),#E85C10);color:#1A0A02;box-shadow:0 0 28px rgba(255,122,47,.32)}
.btn-accent:hover{transform:translateY(-1px);filter:brightness(1.06)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:12px}
.btn-block{width:100%}

/* ============ 通用组件 ============ */
.glass{
  background:var(--glass);
  border:1px solid var(--glass-border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.pill-cyan{background:rgba(34,230,200,.14);color:var(--cyan);border:1px solid rgba(34,230,200,.32)}
.pill-orange{background:rgba(255,122,47,.14);color:var(--orange);border:1px solid rgba(255,122,47,.32)}
.pill-green{background:rgba(66,245,167,.13);color:var(--green);border:1px solid rgba(66,245,167,.3)}
.pill-soft{background:rgba(120,220,255,.08);color:var(--text-2);border:1px solid var(--glass-border)}
.section{padding:56px 0}
@media (min-width:768px){.section{padding:72px 0}}
@media (min-width:1024px){.section{padding:96px 0}}
.section-head{max-width:720px;margin-bottom:32px}
.section-head h2{font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.3;margin-top:14px}
.section-head p{color:var(--text-2);font-size:16px;margin-top:12px}
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  .btn,.mainnav{transition:none}
}

/* ============ Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:48px 0 56px;
  background:
    linear-gradient(180deg,rgba(5,11,20,.86) 0%,rgba(5,11,20,.93) 60%,rgba(5,11,20,.99) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  border-bottom:1px solid rgba(120,220,255,.10);
}
.hero-glow{
  position:absolute;inset:auto -10% -40% -10%;height:340px;pointer-events:none;
  background:radial-gradient(closest-side,rgba(34,230,200,.18),transparent 72%);
  filter:blur(6px);
}
.hero-inner{position:relative;z-index:1}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3);margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a{color:var(--text-2);transition:color .2s ease}
.breadcrumb a:hover{color:var(--cyan)}
.breadcrumb .sep{color:rgba(126,147,168,.6)}
.breadcrumb .current{color:var(--cyan)}
.page-hero h1{
  font-size:clamp(28px,4.2vw,46px);
  font-weight:800;line-height:1.24;letter-spacing:.01em;
  margin:16px 0 0;max-width:900px;
}
.hero-sub{color:var(--text-2);font-size:16.5px;line-height:1.8;max-width:760px;margin-top:14px}
.search-bar{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  margin-top:28px;padding:10px;max-width:760px;
  background:rgba(12,28,48,.78);
  border:1px solid var(--glass-border);
  border-radius:18px;
  box-shadow:0 16px 50px rgba(0,0,0,.45);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
}
.search-bar .search-ico{width:20px;height:20px;stroke:var(--text-3);fill:none;stroke-width:1.8;stroke-linecap:round;margin-left:8px;flex-shrink:0}
.search-bar input{
  flex:1 1 220px;min-width:0;background:transparent;border:0;outline:none;
  font-size:15.5px;color:var(--text);padding:10px 4px;
}
.search-bar input::placeholder{color:var(--text-3)}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-stats li{
  display:flex;align-items:center;gap:10px;
  padding:10px 16px;border-radius:14px;font-size:13.5px;color:var(--text-2);
  background:rgba(12,28,48,.55);border:1px solid var(--glass-border);
}
.hero-stats b{font-family:var(--font-num);font-size:19px;color:var(--cyan);font-weight:700}

/* ============ 快捷入口 ============ */
.quick-grid{display:grid;gap:18px;grid-template-columns:1fr}
@media (min-width:640px){.quick-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.quick-grid{grid-template-columns:repeat(3,1fr)}}
.quick-card{
  display:block;padding:24px;
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.quick-card:hover{transform:translateY(-2px);border-color:rgba(34,230,200,.5);box-shadow:0 18px 54px rgba(0,0,0,.5),0 0 0 1px rgba(34,230,200,.18)}
.quick-icon{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(34,230,200,.16),rgba(10,26,47,.9));
  border:1px solid var(--glass-border);margin-bottom:16px;
}
.quick-icon svg{width:22px;height:22px;stroke:var(--cyan);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.quick-card h3{font-size:18px;font-weight:700;margin-bottom:8px}
.quick-card p{color:var(--text-2);font-size:14.5px;line-height:1.75}
.quick-card .go{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:13.5px;color:var(--cyan);font-weight:600}

/* ============ 规则说明 ============ */
.rules-wrap{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:1024px){.rules-wrap{grid-template-columns:8fr 4fr;align-items:start}}
.rule-list{display:flex;flex-direction:column;gap:14px}
.rule-item{
  display:flex;gap:18px;align-items:flex-start;padding:22px 24px;
  transition:border-color .24s ease,transform .24s ease;
}
.rule-item:hover{border-color:rgba(34,230,200,.42);transform:translateY(-2px)}
.rule-no{
  font-family:var(--font-num);font-size:22px;font-weight:700;line-height:1;
  color:rgba(34,230,200,.85);padding-top:4px;min-width:34px;
}
.rule-body h3{font-size:17.5px;font-weight:700;margin-bottom:6px}
.rule-body p{color:var(--text-2);font-size:14.5px;line-height:1.78}
.rule-item .pill{flex-shrink:0;align-self:flex-start;margin-top:2px}
.rules-aside{padding:24px;overflow:hidden}
.rules-aside img{border-radius:14px;margin-bottom:18px;border:1px solid var(--glass-border)}
.rules-aside h3{font-size:18px;font-weight:700;margin-bottom:10px}
.rules-aside p{color:var(--text-2);font-size:14.5px;line-height:1.78}
.rules-aside ul{display:flex;flex-direction:column;gap:10px;margin-top:16px}
.rules-aside li{display:flex;gap:9px;font-size:14px;color:var(--text-2);align-items:flex-start;line-height:1.7}
.dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px rgba(34,230,200,.7);flex-shrink:0;margin-top:9px}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:960px}
.faq-item{overflow:hidden}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:16.5px;font-weight:600;line-height:1.55;color:var(--text);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--cyan)}
.faq-icon{width:20px;height:20px;stroke:var(--cyan);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;transition:transform .25s ease}
.faq-item.open .faq-icon{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-item.open .faq-a{max-height:460px}
.faq-a-inner{padding:0 22px 22px;color:var(--text-2);font-size:15px;line-height:1.8}
.search-empty{
  display:none;padding:26px 24px;text-align:center;color:var(--text-2);font-size:15px;
  background:var(--glass-soft);border:1px dashed var(--glass-border);border-radius:var(--radius);
}

/* ============ 联系表单 ============ */
.contact-grid{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:1024px){.contact-grid{grid-template-columns:7fr 5fr;align-items:start}}
.form-card{padding:26px}
@media (min-width:768px){.form-card{padding:32px}}
.form-card h2{font-size:clamp(22px,2.6vw,30px);font-weight:700}
.form-card .form-intro{color:var(--text-2);font-size:15px;margin-top:10px;margin-bottom:24px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.field label{font-size:14px;color:var(--text-2);font-weight:500}
.field input,.field select,.field textarea{
  width:100%;background:rgba(5,11,20,.62);
  border:1px solid var(--glass-border);border-radius:12px;
  padding:12px 14px;font-size:15px;color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field select{appearance:none;-webkit-appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-3) 50%),linear-gradient(135deg,var(--text-3) 50%,transparent 50%);background-position:calc(100% - 20px) calc(50% - 2px),calc(100% - 15px) calc(50% - 2px);background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.field option{background:#0A1A2F;color:var(--text)}
.field textarea{min-height:132px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:rgba(34,230,200,.65);box-shadow:0 0 0 3px rgba(34,230,200,.14);
}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3)}
.field-note{font-size:13px;color:var(--text-3)}
.check-row{display:flex;gap:10px;align-items:flex-start;margin:4px 0 22px;font-size:14px;color:var(--text-2);line-height:1.65}
.check-row input{width:18px;height:18px;margin-top:3px;accent-color:#22E6C8;flex-shrink:0}
.form-tip{margin-top:16px;font-size:14px;min-height:20px}
.form-tip.ok{color:var(--green)}
.contact-side{padding:26px}
.contact-side h3{font-size:19px;font-weight:700;margin-bottom:14px}
.contact-side p{color:var(--text-2);font-size:14.5px;line-height:1.78}
.contact-info{display:flex;flex-direction:column;gap:14px;margin-top:20px}
.contact-info li{
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 16px;border-radius:14px;
  background:rgba(5,11,20,.5);border:1px solid var(--glass-border);
}
.contact-info .ico{width:20px;height:20px;stroke:var(--cyan);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;margin-top:3px}
.contact-info strong{display:block;font-size:14.5px;font-weight:600}
.contact-info span{font-size:13.5px;color:var(--text-3)}

/* ============ 底部 CTA ============ */
.cta-final{
  position:relative;overflow:hidden;padding:34px;
  background:
    linear-gradient(135deg,rgba(12,28,48,.92),rgba(5,11,20,.92)),
    url('/assets/images/coverpic/cover-3.webp') center/cover no-repeat;
  border:1px solid var(--glass-border);border-radius:22px;
  box-shadow:var(--shadow);
}
@media (min-width:768px){.cta-final{padding:52px}}
.cta-final h2{font-size:clamp(24px,3.2vw,38px);font-weight:800;line-height:1.28;max-width:720px}
.cta-final p{color:var(--text-2);font-size:16px;margin-top:14px;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:40px;padding:56px 0 26px;
  border-top:1px solid rgba(34,230,200,.16);
  background:linear-gradient(180deg,rgba(6,17,31,.6),rgba(5,11,20,.98));
}
.footer-grid{display:grid;gap:28px;grid-template-columns:1fr}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}}
.footer-brand p{color:var(--text-3);font-size:14px;line-height:1.78;margin-top:14px;max-width:340px}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:14px;color:var(--text)}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--text-3);transition:color .2s ease}
.footer-col a:hover{color:var(--cyan)}
.footer-contact li{font-size:14px;color:var(--text-3)}
.footer-contact .val{color:var(--text-2)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between;
  margin-top:36px;padding-top:20px;border-top:1px solid rgba(120,220,255,.12);
  font-size:13px;color:var(--text-3);
}
.footer-bottom .domain{color:var(--cyan);font-weight:600;letter-spacing:.02em}

/* ============ 响应式导航 ============ */
@media (max-width:1023px){
  .nav-toggle{display:flex}
  .nav-cta{display:none}
  .nav-list{
    position:fixed;top:72px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    margin-left:0;padding:16px 20px 22px;
    background:rgba(5,11,20,.98);
    -webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);
    border-bottom:1px solid var(--glass-border);
    box-shadow:0 24px 50px rgba(0,0,0,.6);
    transform:translateY(-14px);opacity:0;pointer-events:none;
    transition:transform .25s ease,opacity .25s ease;
    max-height:calc(100vh - 72px);overflow-y:auto;
  }
  .nav-list.open{transform:none;opacity:1;pointer-events:auto}
  .nav-list a{padding:12px 14px;font-size:15.5px}
  .nav-list a.active::after{left:14px;right:auto;width:26px}
  .brand-name{font-size:16px}
}
@media (max-width:520px){
  .nav-inner{height:64px;gap:10px}
  .nav-list{top:64px;max-height:calc(100vh - 64px)}
  .brand-logo{width:36px;height:36px;border-radius:11px}
  .brand-sub{display:none}
  .page-hero{padding:36px 0 46px}
  .search-bar{padding:8px}
  .search-bar .btn{width:100%}
  .rule-item{flex-direction:column;gap:10px}
  .rule-item .pill{align-self:flex-start}
  .cta-final{padding:26px}
  .footer-bottom{justify-content:flex-start}
}