@charset "utf-8";
/* =========================================================
   站点样式表  ·  清新 / 另类 / 大气 / 自适应
   ========================================================= */

/* ---------- 主题变量 ---------- */
:root{
  --bg:#f1fbf7;
  --bg-2:#e9f5ff;
  --bg-3:#f6f1ff;
  --ink:#0d2b25;
  --ink-2:#33564e;
  --muted:#6d8c85;
  --line:rgba(11,80,68,.10);
  --card:rgba(255,255,255,.74);
  --solid:#ffffff;
  --mint:#0fc39c;
  --mint-d:#099b7c;
  --sky:#3fa9ff;
  --lilac:#8a6bff;
  --coral:#ff7a6e;
  --gold:#ffbf47;
  --grad:linear-gradient(115deg,#0fc39c 0%,#3fa9ff 48%,#8a6bff 100%);
  --grad-soft:linear-gradient(135deg,rgba(15,195,156,.14),rgba(138,107,255,.14));
  --shadow-s:0 6px 20px rgba(12,88,74,.08);
  --shadow-m:0 18px 48px rgba(12,88,74,.12);
  --shadow-l:0 32px 90px rgba(12,88,74,.16);
  --r-s:12px;
  --r-m:18px;
  --r-l:28px;
  --max:1260px;
  --ease:cubic-bezier(.22,.72,.16,1);
}

[data-theme="dark"]{
  --bg:#061612;
  --bg-2:#08131f;
  --bg-3:#100a24;
  --ink:#e9fff8;
  --ink-2:#bfe6db;
  --muted:#7ea79c;
  --line:rgba(255,255,255,.10);
  --card:rgba(255,255,255,.045);
  --solid:#0c201b;
  --grad:linear-gradient(115deg,#19e0b6 0%,#59b8ff 48%,#a68bff 100%);
  --grad-soft:linear-gradient(135deg,rgba(25,224,182,.18),rgba(166,139,255,.18));
  --shadow-s:0 6px 20px rgba(0,0,0,.40);
  --shadow-m:0 18px 48px rgba(0,0,0,.46);
  --shadow-l:0 32px 90px rgba(0,0,0,.52);
}

/* ---------- 基础 ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  color:var(--ink);
  background:
    radial-gradient(1100px 620px at 8% -8%,rgba(15,195,156,.18),transparent 60%),
    radial-gradient(900px 560px at 96% 2%,rgba(63,169,255,.16),transparent 60%),
    radial-gradient(900px 700px at 50% 108%,rgba(138,107,255,.14),transparent 60%),
    var(--bg);
  line-height:1.8;
  letter-spacing:.2px;
  overflow-x:hidden;
  transition:background-color .4s var(--ease),color .4s var(--ease);
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:800;letter-spacing:-.5px;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
::selection{background:rgba(15,195,156,.28);}

.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px;}
.grad-text{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
  background-size:200% 100%;
  animation:gradmove 9s ease-in-out infinite;
}
@keyframes gradmove{0%{background-position:0 50%}50%{background-position:100% 50%}100%{background-position:0 50%}}

/* ---------- 顶部滚动条 ---------- */
.topbar{
  position:relative;z-index:60;
  background:var(--grad);
  color:#fff;font-size:13px;
  overflow:hidden;height:38px;display:flex;align-items:center;
}
.marquee{display:flex;width:100%;overflow:hidden;mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);}
.marquee-track{display:flex;flex:0 0 auto;gap:34px;padding-right:34px;white-space:nowrap;animation:scrollx 46s linear infinite;}
.marquee:hover .marquee-track{animation-play-state:paused;}
.marquee-track span{display:inline-flex;align-items:center;gap:8px;opacity:.95;}
.marquee-track span::before{content:"";width:5px;height:5px;border-radius:50%;background:rgba(255,255,255,.85);}
@keyframes scrollx{from{transform:translate3d(0,0,0);}to{transform:translate3d(-50%,0,0);}}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(180%) blur(16px);
  -webkit-backdrop-filter:saturate(180%) blur(16px);
  background:color-mix(in srgb,var(--bg) 78%,transparent);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s var(--ease);
}
.site-header.stuck{box-shadow:var(--shadow-s);}
.hd{display:flex;align-items:center;gap:20px;height:70px;}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:19px;letter-spacing:-.6px;white-space:nowrap;}
.brand .mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-size:17px;
  box-shadow:0 8px 22px rgba(15,195,156,.35);
  animation:spinbadge 14s linear infinite;
}
@keyframes spinbadge{0%{transform:rotate(0)}100%{transform:rotate(360deg)}}
.brand em{font-style:normal;color:var(--mint-d);}
[data-theme="dark"] .brand em{color:#2ee0b6;}

.nav{margin-left:auto;}
.nav ul{display:flex;gap:6px;}
.nav a{
  display:block;padding:9px 13px;border-radius:11px;font-size:14px;font-weight:600;color:var(--ink-2);
  transition:.25s var(--ease);
}
.nav a:hover{background:var(--grad-soft);color:var(--ink);transform:translateY(-2px);}

.hd-tools{display:flex;align-items:center;gap:10px;margin-left:auto;}
.search{position:relative;}
.search input{
  width:190px;height:40px;padding:0 14px 0 36px;border-radius:20px;
  border:1px solid var(--line);background:var(--card);color:var(--ink);
  font-size:13px;outline:none;transition:.25s var(--ease);
}
.search input:focus{width:230px;border-color:var(--mint);box-shadow:0 0 0 4px rgba(15,195,156,.14);}
.search .ico{position:absolute;left:13px;top:50%;transform:translateY(-50%);opacity:.5;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:var(--card);
  color:var(--ink);display:grid;place-items:center;cursor:pointer;transition:.25s var(--ease);
}
.icon-btn:hover{transform:translateY(-2px) rotate(8deg);box-shadow:var(--shadow-s);}
.burger{display:none;}

/* ---------- 首屏 ---------- */
.hero{position:relative;padding:64px 0 30px;overflow:hidden;}
.blob{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;pointer-events:none;z-index:0;}
.blob.b1{width:420px;height:420px;background:#0fc39c;top:-120px;left:-120px;animation:float1 16s ease-in-out infinite;}
.blob.b2{width:380px;height:380px;background:#3fa9ff;top:80px;right:-140px;animation:float2 20s ease-in-out infinite;}
.blob.b3{width:320px;height:320px;background:#8a6bff;bottom:-160px;left:40%;animation:float1 24s ease-in-out infinite reverse;}
@keyframes float1{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(40px,50px,0) scale(1.12)}}
@keyframes float2{0%,100%{transform:translate3d(0,0,0) scale(1.05)}50%{transform:translate3d(-50px,40px,0) scale(.92)}}

.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr .98fr;gap:52px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;padding:7px 15px;border-radius:999px;
  background:var(--card);border:1px solid var(--line);font-size:12.5px;font-weight:700;color:var(--ink-2);
  box-shadow:var(--shadow-s);
}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(15,195,156,.18);animation:blink 1.8s infinite;}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.35}}
.hero h1{font-size:clamp(32px,4.6vw,58px);margin:20px 0 18px;}
.hero h1 small{display:block;font-size:.36em;font-weight:700;letter-spacing:2px;color:var(--muted);margin-top:14px;}
.lead{font-size:16.5px;color:var(--ink-2);max-width:640px;}
.lead .kw{font-weight:700;}
.cta{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 30px;}
.btn{
  display:inline-flex;align-items:center;gap:10px;padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:800;border:0;cursor:pointer;transition:.3s var(--ease);
}
.btn-main{background:var(--grad);color:#fff;box-shadow:0 14px 34px rgba(15,195,156,.32);background-size:180% 100%;}
.btn-main:hover{transform:translateY(-3px);background-position:100% 0;box-shadow:0 20px 44px rgba(63,169,255,.35);}
.btn-ghost{background:var(--card);border:1px solid var(--line);color:var(--ink);backdrop-filter:blur(8px);}
.btn-ghost:hover{transform:translateY(-3px);box-shadow:var(--shadow-m);}

.stats{display:flex;flex-wrap:wrap;gap:12px;}
.stat{
  flex:1 1 140px;padding:16px 18px;border-radius:var(--r-m);
  background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow-s);
  transition:.3s var(--ease);
}
.stat:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);}
.stat b{display:block;font-size:26px;line-height:1.2;letter-spacing:-1px;}
.stat span{font-size:12.5px;color:var(--muted);}

/* 首屏图片卡 */
.hero-visual{position:relative;}
.frame{
  position:relative;border-radius:34px;overflow:hidden;
  box-shadow:var(--shadow-l);
  background:linear-gradient(150deg,#0fc39c,#3fa9ff 55%,#8a6bff);
  transform:perspective(1200px) rotateY(-7deg) rotateX(3deg);
  transition:.6s var(--ease);
}
.frame:hover{transform:perspective(1200px) rotateY(0) rotateX(0) scale(1.015);}
.frame .ph{aspect-ratio:4/3;background:linear-gradient(150deg,#0fc39c,#3fa9ff 55%,#8a6bff);}
.frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.frame .shine{
  position:absolute;inset:0;
  background:linear-gradient(105deg,transparent 35%,rgba(255,255,255,.42) 50%,transparent 65%);
  transform:translateX(-120%);animation:shine 6s ease-in-out infinite;
}
@keyframes shine{0%,60%{transform:translateX(-120%)}100%{transform:translateX(120%)}}
.frame .cap{
  position:absolute;left:0;right:0;bottom:0;padding:26px 22px 20px;color:#fff;
  background:linear-gradient(transparent,rgba(4,28,24,.78));
}
.frame .cap h3{font-size:19px;margin-bottom:4px;}
.frame .cap p{margin:0;font-size:13px;opacity:.9;}

.play{
  position:absolute;left:50%;top:46%;transform:translate(-50%,-50%);
  width:72px;height:72px;border-radius:50%;
  background:rgba(255,255,255,.9);color:#07322a;
  display:grid;place-items:center;z-index:3;
  box-shadow:0 12px 34px rgba(4,30,26,.35);
  transition:.3s var(--ease);
}
.play svg{width:26px;height:26px;margin-left:3px;}
.play::before,.play::after{
  content:"";position:absolute;inset:0;border-radius:50%;
  border:2px solid rgba(255,255,255,.75);
  animation:ripple 2.8s ease-out infinite;
}
.play::after{animation-delay:1.4s;}
@keyframes ripple{0%{transform:scale(1);opacity:.85}100%{transform:scale(2.1);opacity:0}}
.frame:hover .play{transform:translate(-50%,-50%) scale(1.09);}

.chip-float{
  position:absolute;padding:9px 15px;border-radius:14px;font-size:12.5px;font-weight:800;
  background:var(--solid);border:1px solid var(--line);box-shadow:var(--shadow-m);white-space:nowrap;
  animation:float1 11s ease-in-out infinite;
}
.chip-float.c1{top:-18px;left:-26px;}
.chip-float.c2{bottom:34px;right:-30px;animation-duration:13s;animation-direction:reverse;}
.chip-float.c3{bottom:-16px;left:16px;animation-duration:9s;color:#fff;background:var(--grad);border:0;}

/* ---------- 区块通用 ---------- */
.section{padding:64px 0;position:relative;}
.sec-head{display:flex;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-bottom:30px;}
.sec-head h2{font-size:clamp(24px,3vw,36px);}
.sec-head p{margin:8px 0 0;color:var(--muted);font-size:14.5px;max-width:640px;}
.sec-tag{
  font-size:12px;font-weight:800;letter-spacing:2px;color:var(--mint-d);
  text-transform:uppercase;margin-bottom:10px;display:block;
}
[data-theme="dark"] .sec-tag{color:#2ee0b6;}
.sec-head .more{margin-left:auto;}
.sec-head .more a{
  display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:999px;
  background:var(--card);border:1px solid var(--line);font-size:13.5px;font-weight:700;transition:.3s var(--ease);
}
.sec-head .more a:hover{background:var(--grad);color:#fff;border-color:transparent;transform:translateX(4px);}

/* ---------- 图片画廊 ---------- */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.gcard{
  position:relative;border-radius:var(--r-l);overflow:hidden;
  background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow-s);
  transition:.45s var(--ease);
}
.gcard:hover{transform:translateY(-8px);box-shadow:var(--shadow-l);}
.gcard.big{grid-column:span 2;grid-row:span 2;}
.gcard .ph{
  position:relative;display:block;overflow:hidden;
  background:linear-gradient(140deg,#0fc39c,#3fa9ff 60%,#8a6bff);
}
.gcard .ph img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform .8s var(--ease);}
.gcard.big .ph img{aspect-ratio:16/11;}
.gcard:hover .ph img{transform:scale(1.08);}
.gcard .ph::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(transparent 45%,rgba(4,28,24,.72));
  opacity:.9;
}
.play-sm{
  position:absolute;left:50%;top:48%;transform:translate(-50%,-50%) scale(.9);
  width:54px;height:54px;border-radius:50%;background:rgba(255,255,255,.92);color:#07322a;
  display:grid;place-items:center;z-index:4;opacity:0;transition:.35s var(--ease);
  box-shadow:0 10px 26px rgba(4,30,26,.3);
}
.play-sm svg{width:20px;height:20px;margin-left:2px;}
.gcard:hover .play-sm,.gcard:focus-within .play-sm{opacity:1;transform:translate(-50%,-50%) scale(1);}
.play-sm::before{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid rgba(255,255,255,.8);animation:ripple 2.6s ease-out infinite;}
.badge-live{
  position:absolute;left:14px;top:14px;z-index:4;
  padding:5px 11px;border-radius:999px;font-size:11px;font-weight:800;letter-spacing:1px;
  background:rgba(255,255,255,.92);color:#07322a;
}
.gcard .body{padding:16px 18px 18px;}
.gcard h3{font-size:16.5px;margin-bottom:8px;}
.gcard h3 a:hover{color:var(--mint-d);}
[data-theme="dark"] .gcard h3 a:hover{color:#2ee0b6;}
.gcard p{font-size:13.5px;color:var(--muted);margin:0 0 12px;}
.tags{display:flex;flex-wrap:wrap;gap:7px;}
.tags a,.kw{
  display:inline-block;padding:4px 11px;border-radius:999px;font-size:12.5px;font-weight:700;
  background:var(--grad-soft);color:var(--ink-2);transition:.25s var(--ease);
}
.tags a:hover,.kw:hover{background:var(--grad);color:#fff;transform:translateY(-2px);}

/* ---------- 关键词云 ---------- */
.cloud{
  padding:30px;border-radius:var(--r-l);
  background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow-m);
  display:flex;flex-wrap:wrap;gap:9px;
  backdrop-filter:blur(12px);
}
.cloud a{font-size:13.5px;padding:7px 14px;}
.cloud a:nth-child(5n){font-size:16px;}
.cloud a:nth-child(7n){font-size:11.5px;opacity:.85;}
.cloud a.hot{background:var(--grad);color:#fff;}

/* ---------- 标签页 ---------- */
.tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px;}
.tab{
  padding:11px 22px;border-radius:999px;border:1px solid var(--line);background:var(--card);
  font-size:14px;font-weight:800;cursor:pointer;color:var(--ink-2);transition:.3s var(--ease);
}
.tab:hover{transform:translateY(-2px);}
.tab.on{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 12px 28px rgba(15,195,156,.28);}
.panel{display:none;animation:fade .5s var(--ease);}
.panel.on{display:block;}
@keyframes fade{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.panel-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px;margin-top:18px;}
.panel-grid a{padding:11px 16px;border-radius:14px;background:var(--card);border:1px solid var(--line);font-size:13.5px;font-weight:700;transition:.25s var(--ease);}
.panel-grid a:hover{transform:translateY(-3px);background:var(--grad);color:#fff;border-color:transparent;}

/* ---------- 正文 ---------- */
.prose{
  padding:36px 40px;border-radius:var(--r-l);
  background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow-m);
  backdrop-filter:blur(12px);
}
.prose p{font-size:15.5px;color:var(--ink-2);text-indent:2em;margin-bottom:1.1em;}
.prose h3{font-size:19px;margin:26px 0 12px;padding-left:12px;border-left:4px solid var(--mint);}
.prose .kw{background:transparent;padding:0 2px;font-weight:800;color:var(--mint-d);border-bottom:2px dashed rgba(15,195,156,.5);border-radius:0;}
.prose .kw:hover{background:var(--grad);-webkit-background-clip:border-box;background-clip:border-box;color:#fff;border-bottom-color:transparent;padding:0 6px;border-radius:6px;}
[data-theme="dark"] .prose .kw{color:#2ee0b6;}

/* ---------- 排行 / 推荐 ---------- */
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;}
.panel-box{padding:26px;border-radius:var(--r-l);background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow-m);}
.panel-box h3{font-size:18px;margin-bottom:16px;display:flex;align-items:center;gap:10px;}
.panel-box h3::before{content:"";width:6px;height:20px;border-radius:4px;background:var(--grad);}
.rank li{display:flex;align-items:center;gap:14px;padding:11px 0;border-bottom:1px dashed var(--line);}
.rank li:last-child{border-bottom:0;}
.rank i{
  flex:0 0 26px;height:26px;border-radius:9px;display:grid;place-items:center;
  font-style:normal;font-size:12.5px;font-weight:900;background:var(--grad-soft);color:var(--ink-2);
}
.rank li:nth-child(1) i,.rank li:nth-child(2) i,.rank li:nth-child(3) i{background:var(--grad);color:#fff;}
.rank .grow{flex:1;font-weight:700;font-size:14.5px;}
.rank em{font-style:normal;font-size:12px;color:var(--muted);}
.rel{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;}
.rel a{padding:10px 13px;border-radius:12px;background:var(--grad-soft);font-size:13px;font-weight:700;transition:.25s var(--ease);}
.rel a:hover{background:var(--grad);color:#fff;transform:translateY(-3px);}

/* ---------- 文章列表 ---------- */
.posts{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:20px;}
.post{
  position:relative;padding:22px;border-radius:var(--r-l);
  background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow-s);
  overflow:hidden;transition:.4s var(--ease);
}
.post::after{
  content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--grad);transition:width .5s var(--ease);
}
.post:hover{transform:translateY(-7px);box-shadow:var(--shadow-l);}
.post:hover::after{width:100%;}
.post .no{font-size:12px;font-weight:900;color:var(--muted);letter-spacing:2px;}
.post h3{font-size:17px;margin:8px 0 10px;}
.post h3 a:hover{color:var(--mint-d);}
[data-theme="dark"] .post h3 a:hover{color:#2ee0b6;}
.post p{font-size:13.5px;color:var(--muted);margin-bottom:14px;}
.post .row{display:flex;align-items:center;justify-content:space-between;gap:10px;}
.post .go{font-size:13px;font-weight:800;color:var(--mint-d);display:inline-flex;align-items:center;gap:6px;}
[data-theme="dark"] .post .go{color:#2ee0b6;}
.post .go svg{width:14px;height:14px;transition:transform .3s var(--ease);}
.post:hover .go svg{transform:translateX(5px);}

/* ---------- 站点地图 ---------- */
.sitemap{padding:30px;border-radius:var(--r-l);background:var(--grad-soft);border:1px solid var(--line);}
.sitemap .tags{margin-bottom:14px;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:40px;padding:56px 0 26px;color:#dff7f0;
  background:radial-gradient(900px 400px at 10% 0%,rgba(15,195,156,.35),transparent 60%),linear-gradient(160deg,#08241e,#06222c 55%,#141033);
}
.f-top{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:30px;}
.f-top h4{font-size:15px;margin-bottom:14px;color:#fff;}
.f-brand p{font-size:13.5px;color:rgba(223,247,240,.7);}
.f-col a{display:block;font-size:13px;padding:4px 0;color:rgba(223,247,240,.72);transition:.25s var(--ease);}
.f-col a:hover{color:#fff;transform:translateX(4px);}
.f-bot{
  margin-top:34px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:12.5px;color:rgba(223,247,240,.6);
}
.f-bot .links a{margin-left:14px;}
.f-bot .links a:hover{color:#fff;}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:22px;bottom:26px;z-index:70;width:48px;height:48px;border-radius:50%;
  background:var(--grad);color:#fff;display:grid;place-items:center;cursor:pointer;border:0;
  box-shadow:0 14px 34px rgba(15,195,156,.35);
  opacity:0;visibility:hidden;transform:translateY(14px);transition:.35s var(--ease);
}
.to-top.on{opacity:1;visibility:visible;transform:none;}
.to-top:hover{transform:translateY(-4px);}

/* ---------- 滚动出现 ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease);}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  .reveal{opacity:1;transform:none;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .frame{transform:none;}
  .split{grid-template-columns:1fr;}
  .f-top{grid-template-columns:1fr 1fr;}
  .gallery{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:860px){
  .nav{
    position:fixed;left:0;right:0;top:70px;margin:0;
    background:var(--solid);border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-m);display:none;
  }
  .nav.open{display:block;}
  .nav ul{flex-direction:column;padding:12px 18px;gap:2px;}
  .nav a{padding:12px 10px;font-size:15px;}
  .burger{display:grid;}
  .search input{width:130px;}
  .search input:focus{width:150px;}
  .gallery{grid-template-columns:repeat(2,1fr);}
  .gcard.big{grid-column:span 2;grid-row:span 1;}
  .prose{padding:26px 20px;}
  .chip-float.c1,.chip-float.c2{display:none;}
}
@media (max-width:560px){
  .wrap{padding:0 16px;}
  .hd{height:62px;gap:10px;}
  .brand{font-size:16px;}
  .brand .mark{width:34px;height:34px;}
  .search{display:none;}
  .gallery{grid-template-columns:1fr;}
  .gcard.big{grid-column:span 1;}
  .cloud{padding:20px;}
  .sitemap{padding:20px;}
  .f-top{grid-template-columns:1fr;}
  .stats{gap:10px;}
  .stat{flex:1 1 46%;}
  .frame{border-radius:22px;}
  .play{width:58px;height:58px;}
}