:root{
  --bg-main:#fffde6;
  --bg-sub:#fdf8cf;
  --bg-card:#fffffb;
  --bg-deep:#fcf5c2;
  --accent:#a97a06;
  --accent-dark:#7a5804;
  --accent-light:#e6ad00;
  --pink:#d9a217;
  --gold:#e6ad00;
  --text-primary:#3a2e0a;
  --text-secondary:#6c5a22;
  --border-color:#f0e3a8;
  --border-strong:#e6d488;
  --shadow-sm:0 2px 8px rgba(169,122,6,.08);
  --shadow-md:0 8px 22px rgba(169,122,6,.12);
  --shadow-lg:0 18px 44px rgba(169,122,6,.16);
  --max-w:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;
  font-size:15px;line-height:1.7;color:var(--text-primary);
  background:var(--bg-main);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;border:0}
ul,ol{list-style:none}
.container{
  width:min(calc(100% - 40px),var(--max-w));
  margin-left:auto;margin-right:auto;
}
section{position:relative;padding:64px 0;scroll-margin-top:96px}
section.alt{background:var(--bg-sub)}
.section-gap{height:22px}

/* ===== header ===== */
.site-header{
  position:sticky;top:0;z-index:100;
  height:68px;
  background:rgba(255,253,230,.96);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border-color);
  box-shadow:var(--shadow-sm);
}
.header-inner{
  width:min(calc(100% - 40px),var(--max-w));
  margin:0 auto;height:68px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand img{width:42px;height:42px;border-radius:12px;object-fit:cover;box-shadow:var(--shadow-sm)}
.brand-name{font-size:24px;font-weight:800;color:var(--accent-dark);letter-spacing:1px;white-space:nowrap}
.nav-list{display:flex;align-items:center;gap:2px;flex-wrap:nowrap}
.nav-list a{
  display:block;padding:8px 11px;border-radius:999px;
  font-size:14px;font-weight:500;color:var(--text-secondary);
  white-space:nowrap;transition:all .25s;
}
.nav-list a:hover{color:var(--accent-dark);background:var(--bg-deep)}
.nav-list a.is-current{
  color:#fff;
  background:linear-gradient(135deg,var(--accent-light),var(--accent));
  font-weight:700;
  box-shadow:0 4px 12px rgba(169,122,6,.24);
}
@media(max-width:1100px){
  .nav-list a{padding:8px 7px;font-size:13px}
  .brand-name{font-size:20px}
}
@media(max-width:800px){
  .nav-list{display:none}
  .brand img{width:38px;height:38px}
  .brand-name{font-size:20px}
  html{scroll-padding-top:78px}
  section{scroll-margin-top:78px}
}

/* ===== hero ===== */
.hero{
  position:relative;overflow:hidden;
  padding:64px 0 70px;
  background:
    radial-gradient(1100px 520px at 78% 18%,#a97a06 0%,#7a5804 42%,#3f2d02 100%),
    linear-gradient(100deg,#2e2201 0%,#5c4204 46%,transparent 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(20,14,0,.92) 0%,rgba(30,22,0,.78) 38%,rgba(40,29,0,.28) 72%,rgba(60,44,0,.1) 100%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) 400px;gap:48px;align-items:center}
.hero-copy{min-width:0;text-align:left}
.hero-badge{
  display:inline-block;padding:6px 16px;border-radius:999px;
  border:1px solid rgba(255,255,255,.42);
  color:#fff8d6;font-size:13px;letter-spacing:.5px;
  background:rgba(255,255,255,.08);margin-bottom:22px;white-space:nowrap;
}
.hero h1{
  font-size:52px;line-height:1.18;font-weight:900;letter-spacing:2px;
  color:#fffdf6;margin-bottom:16px;
}
.hero h1 em{font-style:normal;color:var(--accent-light)}
.hero-sub{font-size:17px;color:#f5e9b8;font-weight:600;margin-bottom:16px}
.hero-text{font-size:15px;line-height:1.85;color:rgba(255,251,225,.82);max-width:520px;margin-bottom:28px}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 30px;border-radius:999px;
  background:linear-gradient(135deg,#fde68a,var(--accent-light));
  color:var(--accent-dark);font-size:15px;font-weight:800;
  box-shadow:0 0 0 6px rgba(230,173,0,.16),0 10px 24px rgba(0,0,0,.26);
  transition:transform .22s,box-shadow .22s;white-space:nowrap;
}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 0 0 8px rgba(230,173,0,.22),0 14px 28px rgba(0,0,0,.3)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 28px;border-radius:999px;
  border:1.5px solid rgba(255,246,205,.72);
  color:#fffbe6;font-size:15px;font-weight:700;
  transition:all .22s;white-space:nowrap;
}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fffbe6}
.hero-stage{position:relative;height:420px}
.hero-figure{
  position:absolute;left:50%;top:50%;
  width:300px;margin:0;
  transform:translate(-50%,-50%) translateY(14px) scale(.97);
  opacity:0;transition:opacity .8s ease,transform .8s ease;
  border-radius:18px;overflow:hidden;
  border:1px solid rgba(255,255,255,.35);
  box-shadow:0 22px 50px rgba(0,0,0,.45);
}
.hero-figure img{width:100%;aspect-ratio:3/4;object-fit:cover}
.hero-figure.is-active{opacity:1;transform:translate(-50%,-50%) translateY(0) scale(1)}

/* ===== section heading ===== */
.head-row{
  display:flex;align-items:flex-end;justify-content:space-between;gap:18px;
  margin-bottom:40px;flex-wrap:wrap;
}
.head-left{display:flex;align-items:center;gap:12px;flex-wrap:nowrap;min-width:0}
.head-bar{
  width:8px;height:34px;flex:0 0 8px;border-radius:4px;
  background:linear-gradient(180deg,var(--accent-light),var(--accent));
}
.head-title{font-size:32px;font-weight:800;line-height:1.25;color:var(--accent-dark);white-space:nowrap}
.head-note{font-size:16px;color:var(--text-secondary);font-weight:500;padding-bottom:3px}
.head-link{
  font-size:14px;font-weight:700;color:var(--accent);
  padding:6px 14px;border-radius:999px;border:1px solid var(--border-strong);
  white-space:nowrap;transition:all .22s;background:var(--bg-card);
}
.head-link:hover{background:var(--bg-deep);border-color:var(--accent)}

/* ===== drama grid ===== */
.drama-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.drama-card{
  background:var(--bg-card);border:1px solid var(--border-color);
  border-radius:18px;overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .22s,box-shadow .22s,border-color .22s;
}
.drama-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.drama-cover{position:relative;overflow:hidden}
.drama-cover img{width:100%;aspect-ratio:3/4;object-fit:cover}
.tag{
  position:absolute;left:10px;top:10px;
  padding:3px 10px;border-radius:999px;
  font-size:12px;font-weight:700;color:#fff;
  background:rgba(58,46,10,.72);backdrop-filter:blur(4px);white-space:nowrap;
}
.drama-body{padding:14px 15px 18px}
.drama-body h3{
  font-size:15px;font-weight:700;line-height:1.4;margin-bottom:6px;
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
.drama-body p{
  font-size:12.5px;line-height:1.65;color:var(--text-secondary);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}

/* ===== exclusive ===== */
.hot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;grid-template-rows:repeat(2,minmax(0,1fr));gap:20px}
.hot-card{
  position:relative;border-radius:18px;overflow:hidden;
  border:1px solid var(--border-color);box-shadow:var(--shadow-sm);
  transition:transform .22s,box-shadow .22s,border-color .22s;
  min-height:210px;
}
.hot-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.hot-card.big{grid-row:span 2;min-height:440px}
.hot-card.wide{grid-column:2 / -1}
.hot-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hot-mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 40%,rgba(58,46,10,.88) 100%);
}
.hot-text{position:absolute;left:16px;right:16px;bottom:16px;z-index:2;color:#fff}
.hot-text strong{display:block;font-size:17px;font-weight:800;margin-bottom:4px;line-height:1.35}
.hot-text span{display:block;font-size:12.5px;color:rgba(255,255,255,.84);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ===== ai strip ===== */
.ai-strip{
  display:flex;gap:20px;overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:6px 4px 20px;
  scrollbar-width:thin;
}
.ai-strip::-webkit-scrollbar{height:6px}
.ai-strip::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:99px}
.ai-card{
  flex:0 0 220px;scroll-snap-align:start;
  background:var(--bg-card);border:1px solid var(--border-color);
  border-radius:18px;overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .22s,border-color .22s,box-shadow .22s;
}
.ai-card:hover{transform:translateY(-3px);border-color:var(--border-strong);box-shadow:var(--shadow-md)}
.ai-card img{width:100%;aspect-ratio:3/4;object-fit:cover}
.ai-body{padding:12px 14px 16px}
.ai-body h3{font-size:15px;font-weight:700;line-height:1.35;margin-bottom:5px}
.ai-body p{font-size:12px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.strip-hint{text-align:center;font-size:13px;color:var(--text-secondary);margin-top:2px}

/* ===== rank ===== */
.rank-list{display:flex;flex-direction:column;gap:10px}
.rank-row{
  display:flex;align-items:center;gap:16px;
  padding:13px 18px;background:var(--bg-card);
  border:1px solid var(--border-color);border-radius:14px;
  transition:transform .2s,border-color .2s,box-shadow .2s;
}
.rank-row:hover{transform:translateY(-2px);border-color:var(--border-strong);box-shadow:var(--shadow-sm)}
.rank-num{
  flex:0 0 40px;width:40px;height:40px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:800;
  background:var(--bg-deep);color:var(--accent-dark);
}
.rank-num.top{
  background:linear-gradient(135deg,var(--accent-light),var(--accent));
  color:#fff;box-shadow:0 4px 10px rgba(169,122,6,.22);
}
.rank-main{flex:1 1 auto;min-width:0}
.rank-main strong{display:block;font-size:15px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-main span{display:block;font-size:12px;color:var(--text-secondary)}
.rank-right{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.heat{font-size:14px;font-weight:800;color:var(--accent)}
.chip{font-size:11px;font-weight:700;padding:2px 9px;border-radius:999px;white-space:nowrap}
.chip.up{background:rgba(34,140,74,.12);color:#1f7d44}
.chip.down{background:rgba(190,50,50,.12);color:#b83232}
.chip.flat{background:var(--bg-deep);color:var(--text-secondary)}

/* ===== wish ===== */
.wish-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:24px;align-items:start}
.rule-list{display:flex;flex-direction:column;gap:12px}
.rule-item{
  display:flex;gap:14px;padding:16px 18px;
  background:var(--bg-card);border:1px solid var(--border-color);
  border-radius:14px;transition:border-color .2s,box-shadow .2s,transform .2s;
}
.rule-item:hover{border-color:var(--border-strong);box-shadow:var(--shadow-sm);transform:translateY(-2px)}
.rule-num{
  flex:0 0 34px;width:34px;height:34px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;color:#fff;
  background:linear-gradient(135deg,var(--accent-light),var(--accent));
}
.rule-item h3{font-size:15px;font-weight:700;margin-bottom:3px}
.rule-item p{font-size:14px;line-height:1.8;color:var(--text-secondary)}
.board{
  position:sticky;top:96px;
  background:linear-gradient(180deg,var(--bg-deep),var(--bg-card) 34%);
  border:1.5px solid var(--border-strong);border-radius:18px;
  box-shadow:var(--shadow-lg);padding:22px 20px 18px;
}
.board h3{font-size:19px;font-weight:800;color:var(--accent-dark);margin-bottom:4px}
.board-sub{font-size:12px;color:var(--text-secondary);margin-bottom:16px}
.board-list li{
  display:flex;align-items:center;gap:10px;
  padding:10px 0;border-bottom:1px dashed var(--border-strong);
}
.board-list li:last-child{border-bottom:0}
.b-num{
  flex:0 0 24px;width:24px;height:24px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:800;background:var(--bg-deep);color:var(--accent-dark);
}
.b-num.top{background:linear-gradient(135deg,var(--accent-light),var(--accent));color:#fff}
.b-name{flex:1 1 auto;min-width:0;font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.b-vote{flex:0 0 auto;font-size:14px;font-weight:800;color:var(--accent)}
.board-foot{font-size:12px;color:var(--text-secondary);margin-top:14px;padding-top:12px;border-top:1px solid var(--border-color);line-height:1.7}

/* ===== news ===== */
.news-list{display:flex;flex-direction:column;gap:12px}
.news-item{
  display:flex;gap:16px;align-items:flex-start;
  padding:16px 18px;background:var(--bg-card);
  border:1px solid var(--border-color);border-radius:14px;
  transition:transform .2s,border-color .2s,box-shadow .2s;
}
.news-item:hover{transform:translateY(-2px);border-color:var(--border-strong);box-shadow:var(--shadow-sm)}
.news-date{
  flex:0 0 auto;padding:5px 12px;border-radius:12px;
  background:var(--bg-deep);color:var(--accent);
  font-size:12px;font-weight:700;white-space:nowrap;
}
.news-body{min-width:0}
.news-body h3{font-size:15px;font-weight:700;margin-bottom:3px}
.news-body p{font-size:14px;line-height:1.8;color:var(--text-secondary)}

/* ===== app section ===== */
.app-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.phones{display:flex;gap:9px;justify-content:center}
.phone{
  flex:1 1 0;max-width:170px;background:#fff;
  border:6px solid var(--border-strong);border-radius:22px;
  padding:5px;box-shadow:var(--shadow-md);overflow:hidden;
}
.phone img{width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:14px}
.app-copy h2{font-size:30px;font-weight:800;line-height:1.3;color:var(--accent-dark);margin-bottom:14px}
.app-copy h2 em{font-style:normal;color:var(--accent-light)}
.app-copy p{font-size:15px;line-height:1.85;color:var(--text-secondary);margin-bottom:22px}
.feat-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 16px}
.feat{
  display:flex;align-items:center;gap:8px;
  padding:9px 14px;border-radius:999px;
  background:var(--bg-card);border:1px solid var(--border-color);
  font-size:13.5px;font-weight:600;white-space:nowrap;
}
.feat::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);flex:0 0 6px}

/* ===== download banner ===== */
.banner{
  position:relative;width:100%;border-radius:0;
  padding:48px 24px 44px;overflow:hidden;
  background:linear-gradient(135deg,#5c4204 0%,#8a6505 52%,#b8860b 100%);
  box-shadow:var(--shadow-lg);
}
.banner::before,
.banner::after{
  content:"";position:absolute;top:-45%;height:190%;width:20%;
  transform:skewX(-16deg);pointer-events:none;z-index:0;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.52),transparent);
  animation:shine 4.2s linear infinite;
}
.banner::before{left:-40%}
.banner::after{
  width:11%;left:-40%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);
  animation-delay:1.15s;
}
@keyframes shine{
  0%{left:-40%}
  100%{left:130%}
}
.banner-inner{position:relative;z-index:2;width:min(100%,var(--max-w));margin:0 auto;text-align:center}
.banner-brand{display:flex;align-items:center;justify-content:center;gap:16px;margin-bottom:26px}
.banner-brand img{width:68px;height:68px;border-radius:18px;object-fit:cover;box-shadow:0 8px 20px rgba(0,0,0,.3)}
.banner-brand-text{text-align:left}
.banner-brand-text strong{display:block;font-size:22px;font-weight:800;color:#fffbe6;letter-spacing:1px}
.banner-brand-text span{display:block;font-size:12.5px;color:rgba(255,248,210,.8)}
.platform-btns{display:flex;gap:14px;justify-content:center;margin-bottom:20px}
.p-btn{
  flex:1 1 0;max-width:230px;
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:13px 10px;border-radius:999px;
  background:linear-gradient(135deg,#fde68a,var(--accent-light));
  color:var(--accent-dark);font-size:15px;font-weight:800;
  box-shadow:0 8px 20px rgba(0,0,0,.26);
  transition:transform .22s,box-shadow .22s;white-space:nowrap;
}
.p-btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.32)}
.banner-tip{font-size:12px;color:rgba(255,250,222,.86);line-height:1.8}
.banner-tip a{color:#fffbe6;font-weight:700;text-decoration:underline;text-underline-offset:3px}

/* ===== install ===== */
.install-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px;align-items:start}
.panel{
  background:var(--bg-card);border:1px solid var(--border-color);
  border-radius:18px;padding:22px 20px;box-shadow:var(--shadow-sm);
}
.panel h3{font-size:17px;font-weight:800;color:var(--accent-dark);margin-bottom:14px}
.kv{display:grid;grid-template-columns:auto 1fr;gap:8px 14px;font-size:13.5px}
.kv dt{color:var(--text-secondary);white-space:nowrap}
.kv dd{color:var(--text-primary);font-weight:600;text-align:right}
.steps{display:flex;flex-direction:column;gap:14px}
.step{display:flex;gap:12px;align-items:flex-start}
.step-no{
  flex:0 0 28px;width:28px;height:28px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--accent-light),var(--accent));
  color:#fff;font-size:13px;font-weight:800;
}
.step strong{display:block;font-size:14px;font-weight:700;margin-bottom:2px}
.step span{display:block;font-size:13px;line-height:1.7;color:var(--text-secondary)}
.check-list li{
  position:relative;padding-left:22px;font-size:13.5px;
  line-height:1.8;color:var(--text-secondary);margin-bottom:4px;
}
.check-list li::before{content:"✓";position:absolute;left:0;top:0;color:var(--accent);font-weight:800}

/* ===== cert ===== */
.cert-intro{font-size:14.5px;line-height:1.85;color:var(--text-secondary);max-width:720px;margin-bottom:26px}
.cert-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.cert-card{
  background:var(--bg-card);border:1px solid var(--border-color);
  border-radius:18px;padding:16px;box-shadow:var(--shadow-sm);
  transition:transform .22s,box-shadow .22s,border-color .22s;
}
.cert-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.cert-inner{
  position:relative;border:1px dashed var(--border-strong);
  border-radius:14px;padding:18px 18px 54px;background:var(--bg-sub);
}
.cert-inner h3{font-size:16px;font-weight:800;color:var(--accent-dark);margin-bottom:10px}
.cert-fields{display:grid;grid-template-columns:auto 1fr;gap:5px 12px;font-size:12.5px;color:var(--text-secondary)}
.cert-fields b{font-weight:500}
.cert-fields em{font-style:normal;color:var(--text-primary);text-align:right;font-weight:600}
.seal{
  position:absolute;right:16px;bottom:12px;
  width:66px;height:66px;border-radius:50%;
  border:2px dashed #b83232;color:#b83232;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  transform:rotate(-12deg);font-size:11px;font-weight:800;line-height:1.2;
  background:rgba(184,50,50,.05);
}
.seal span:first-child{font-size:19px;line-height:1}
.cert-foot{padding:12px 4px 0;display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.cert-foot p{font-size:12.5px;color:var(--text-secondary);margin:0}
.cert-pass{font-size:12.5px;font-weight:700;color:#1f7d44;white-space:nowrap}

/* ===== faq ===== */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:var(--bg-card);border:1px solid var(--border-color);
  border-radius:14px;padding:16px 18px;
  transition:border-color .2s,box-shadow .2s,transform .2s;
}
.faq-item:hover{border-color:var(--border-strong);box-shadow:var(--shadow-sm);transform:translateY(-2px)}
.faq-q{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.faq-q span{
  flex:0 0 auto;padding:3px 11px;border-radius:999px;
  background:linear-gradient(135deg,var(--accent-light),var(--accent));
  color:#fff;font-size:12px;font-weight:800;white-space:nowrap;
}
.faq-q h3{font-size:15px;font-weight:700}
.faq-item p{font-size:14px;line-height:1.85;color:var(--text-secondary);padding-left:0}

/* ===== about ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-img{border-radius:18px;overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--border-color)}
.about-img img{width:100%;aspect-ratio:3/4;object-fit:cover}
.about-copy h2{font-size:32px;font-weight:800;line-height:1.3;color:var(--accent-dark);margin-bottom:18px}
.about-copy p{font-size:15px;line-height:1.85;color:var(--text-secondary);margin-bottom:12px}
.about-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.about-tags span{
  font-size:12.5px;font-weight:700;color:var(--accent-dark);
  padding:6px 14px;border-radius:999px;
  background:var(--bg-deep);border:1px solid var(--border-strong);white-space:nowrap;
}

/* ===== footer ===== */
.site-footer{background:var(--bg-sub);border-top:1px solid var(--border-color);padding:48px 0 22px;margin-top:22px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;margin-bottom:32px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.footer-brand img{width:38px;height:38px;border-radius:10px;object-fit:cover}
.footer-brand strong{font-size:18px;font-weight:800;color:var(--accent-dark)}
.footer-col p{font-size:13px;line-height:1.8;color:var(--text-secondary)}
.footer-col h3{font-size:14px;font-weight:800;color:var(--accent-dark);margin-bottom:12px}
.footer-col ul li{margin-bottom:8px}
.footer-col ul a{font-size:13px;color:var(--text-secondary);transition:color .2s}
.footer-col ul a:hover{color:var(--accent)}
.copyright{
  text-align:center;font-size:12px;color:var(--text-secondary);
  border-top:1px solid var(--border-color);padding-top:16px;line-height:1.9;
}
.copyright time{font-size:12px;color:var(--text-secondary)}

/* ===== floating ===== */
.to-top{
  position:fixed;right:22px;bottom:118px;z-index:80;
  width:46px;height:46px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--bg-card);border:1px solid var(--border-strong);
  color:var(--accent-dark);font-size:18px;font-weight:800;
  box-shadow:var(--shadow-md);opacity:0;pointer-events:none;
  transition:opacity .3s,transform .3s;
}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{transform:translateY(-3px)}
.video-fab{
  position:fixed;right:22px;bottom:40px;z-index:80;
  width:76px;height:76px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,#ff6b6b,#c81e1e 70%);
  color:#fff;font-size:13px;font-weight:800;text-align:center;line-height:1.15;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 26px rgba(200,30,30,.4);cursor:pointer;
  border:0;animation:pulse 2s ease-out infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(200,30,30,.42),0 10px 26px rgba(200,30,30,.4)}
  70%{box-shadow:0 0 0 18px rgba(200,30,30,0),0 10px 26px rgba(200,30,30,.4)}
  100%{box-shadow:0 0 0 0 rgba(200,30,30,0),0 10px 26px rgba(200,30,30,.4)}
}
.modal{
  position:fixed;inset:0;z-index:200;
  display:none;align-items:center;justify-content:center;
  background:rgba(40,30,0,.5);padding:20px;
}
.modal.open{display:flex}
.modal-box{
  width:min(100%,420px);background:var(--bg-card);
  border-radius:18px;padding:24px 22px;box-shadow:var(--shadow-lg);
  border:1px solid var(--border-strong);position:relative;
}
.modal-box h3{font-size:18px;font-weight:800;color:var(--accent-dark);margin-bottom:10px}
.modal-box p{font-size:13.5px;line-height:1.8;color:var(--text-secondary);margin-bottom:14px;word-break:break-all}
.modal-close{
  position:absolute;right:14px;top:12px;width:30px;height:30px;border-radius:50%;
  border:0;background:var(--bg-deep);color:var(--accent-dark);
  font-size:16px;font-weight:800;cursor:pointer;
}
.copy-row{display:flex;gap:8px}
.copy-row input{
  flex:1 1 auto;min-width:0;padding:10px 12px;border-radius:12px;
  border:1px solid var(--border-strong);background:var(--bg-sub);
  font-size:13px;color:var(--text-primary);font-family:inherit;
}
.copy-btn{
  flex:0 0 auto;padding:10px 18px;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(135deg,var(--accent-light),var(--accent));
  color:#fff;font-size:13px;font-weight:800;font-family:inherit;
}
.copy-msg{font-size:12.5px;color:#1f7d44;margin-top:8px;min-height:18px}

/* ===== responsive ===== */
@media(max-width:1100px){
  .drama-grid{grid-template-columns:repeat(2,1fr)}
  .app-grid{gap:35px}
  .hero-inner{grid-template-columns:minmax(0,1fr) 340px;gap:32px}
  .hero-figure{width:270px}
}
@media(max-width:900px){
  .hero-inner{grid-template-columns:1fr;text-align:center}
  .hero-copy{text-align:center}
  .hero-text{margin-left:auto;margin-right:auto}
  .hero-btns{justify-content:center}
  .hero-stage{height:auto;display:flex;gap:10px;justify-content:center;margin-top:8px}
  .hero-figure{
    position:static;width:118px;transform:none;opacity:1;
    flex:0 0 118px;margin:0;
  }
  .hero-figure img{width:100%}
  .hero h1{font-size:38px}
  .wish-grid{grid-template-columns:1fr}
  .board{position:static}
  .about-grid{grid-template-columns:1fr;gap:28px}
  .about-img{max-width:420px;margin:0 auto}
  .install-grid{grid-template-columns:1fr}
  .hot-grid{grid-template-columns:1fr 1fr;grid-template-rows:auto}
  .hot-card.big{grid-row:auto;grid-column:1 / -1;min-height:300px}
  .hot-card.wide{grid-column:1 / -1}
}
@media(max-width:800px){
  .hero{padding:56px 0 52px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .head-title{font-size:26px}
  .head-note{font-size:14px}
  .app-grid{grid-template-columns:1fr;gap:28px}
  .phones{max-width:420px;margin:0 auto}
  .app-copy h2{font-size:26px}
}
@media(max-width:640px){
  .container{width:calc(100% - 28px)}
  section{padding:46px 0}
  .hero h1{font-size:31px;letter-spacing:1px}
  .hero-sub{font-size:15px}
  .head-title{font-size:26px}
  .head-note{font-size:13px}
  .drama-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .drama-body{padding:11px 12px 14px}
  .drama-body h3{font-size:14px}
  .drama-body p{font-size:12px}
  .cert-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:22px}
  .platform-btns{flex-wrap:nowrap;gap:8px}
  .p-btn{font-size:12px;padding:11px 4px;gap:3px;letter-spacing:0}
  .banner{padding:38px 14px 34px}
  .banner-brand img{width:56px;height:56px}
  .banner-brand-text strong{font-size:18px}
  .hero-btns{gap:10px}
  .btn-main,.btn-ghost{padding:11px 22px;font-size:14px}
  .rule-item{padding:13px 14px;gap:10px}
  .rule-item p{font-size:13px}
  .rank-row{padding:11px 12px;gap:10px}
  .rank-num{width:34px;height:34px;flex:0 0 34px;font-size:13px}
  .rank-main strong{font-size:14px}
  .heat{font-size:13px}
  .news-item{padding:13px 14px;gap:10px}
  .faq-item{padding:14px}
  .about-copy h2{font-size:26px}
  .video-fab{width:60px;height:60px;font-size:11px;right:14px;bottom:24px}
  .to-top{right:18px;bottom:96px;width:40px;height:40px;font-size:16px}
  .feat{font-size:12.5px;padding:8px 10px}
}
@media(max-width:360px){
  .hero h1{font-size:27px}
  .brand-name{font-size:17px}
  .feat{font-size:11.5px;padding:7px 8px;gap:6px}
}