/* =========================================================
   Cyan Notes · 冷色调个人博客
   设计: 深蓝夜间 + 冰川青强调色, 玻璃拟态卡片, 全端自适应
   ========================================================= */
:root{
  --bg:#0a1017;
  --bg-2:#0d1622;
  --surface:rgba(20,32,46,.72);
  --surface-solid:#111b28;
  --border:rgba(120,170,215,.16);
  --border-strong:rgba(120,180,230,.30);
  --text:#e6eef7;
  --text-dim:#9db0c4;
  --text-mute:#6d8199;
  --accent:#3fd0d4;
  --accent-2:#5aa9ff;
  --accent-3:#8f7dff;
  --danger:#ff6b81;
  --ok:#37d39b;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 18px 50px -20px rgba(0,0,0,.75);
  --glow:0 0 30px rgba(63,208,212,.35);
  --max:1180px;
  --font:"Segoe UI",system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);color:var(--text);line-height:1.7;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(90,169,255,.14), transparent 60%),
    radial-gradient(900px 500px at -10% 20%, rgba(63,208,212,.10), transparent 55%),
    radial-gradient(1000px 700px at 50% 120%, rgba(143,125,255,.10), transparent 60%),
    linear-gradient(180deg,#080d14, #0a1017 40%, #0b121b);
  background-attachment:fixed; min-height:100vh;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--accent);text-decoration:none;transition:color .2s}
a:hover{color:#7fe8ea}
img{max-width:100%;display:block}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}
.container{max-width:var(--max);margin:0 auto;padding:0 22px}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  background:linear-gradient(180deg,rgba(8,13,20,.92),rgba(8,13,20,.62));
  border-bottom:1px solid var(--border);
}
.nav{display:flex;align-items:center;gap:8px;height:64px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:19px;letter-spacing:.4px;color:var(--text)}
.brand .dot{width:11px;height:11px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:var(--glow)}
.brand small{font-weight:500;color:var(--text-mute);font-size:12px;letter-spacing:1px}
.nav-links{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav-links a{
  color:var(--text-dim);padding:9px 14px;border-radius:10px;font-size:14.5px;font-weight:600;
  transition:background .2s,color .2s;
}
.nav-links a:hover{background:rgba(90,169,255,.10);color:var(--text)}
.nav-links a.active{color:var(--accent);background:rgba(63,208,212,.10)}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--border-strong);color:var(--text);
  padding:8px 12px;border-radius:10px;font-size:18px;cursor:pointer}
.btn{
  display:inline-flex;align-items:center;gap:7px;cursor:pointer;border:none;
  font-family:inherit;font-weight:700;font-size:14px;padding:10px 18px;border-radius:11px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#04121a;
  transition:transform .15s, box-shadow .2s, filter .2s;
}
.btn:hover{transform:translateY(-1px);box-shadow:0 10px 26px -8px rgba(63,208,212,.55);filter:brightness(1.05);color:#04121a}
.btn:active{transform:translateY(0)}
.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--border-strong)}
.btn.ghost:hover{background:rgba(90,169,255,.10);box-shadow:none}
.btn.sm{padding:7px 13px;font-size:13px;border-radius:9px}
.btn.danger{background:linear-gradient(135deg,#ff7a8f,var(--danger));color:#1a0409}

/* ---------- 通用区块 ---------- */
.section{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:30px;flex-wrap:wrap}
.section-head h2{font-size:clamp(22px,3vw,30px);margin:0;letter-spacing:.5px}
.section-head h2 span{background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.section-head p{color:var(--text-mute);margin:6px 0 0;font-size:14.5px}
.eyebrow{color:var(--accent);font-weight:800;letter-spacing:3px;font-size:12px;text-transform:uppercase;margin:0 0 8px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--border)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.55;filter:saturate(1.1)}
.hero-mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,11,18,.35),rgba(6,11,18,.85) 75%, var(--bg))}
.hero-inner{position:relative;padding:96px 0 84px;display:grid;grid-template-columns:1.3fr .9fr;gap:40px;align-items:center}
.hero h1{font-size:clamp(30px,5vw,54px);line-height:1.12;margin:12px 0 16px;letter-spacing:1px}
.hero h1 .grad{background:linear-gradient(120deg,var(--accent),var(--accent-2) 55%,var(--accent-3));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{color:var(--text-dim);font-size:clamp(15px,1.6vw,18px);max-width:560px;margin:0 0 26px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-card{
  background:var(--surface);border:1px solid var(--border);border-radius:22px;padding:26px;
  backdrop-filter:blur(14px);box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.hero-card::before{content:"";position:absolute;inset:-40% -40% auto auto;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(63,208,212,.35),transparent 70%)}
.hero-portrait{width:96px;height:96px;border-radius:24px;object-fit:cover;border:2px solid var(--border-strong);box-shadow:var(--glow)}
.hero-card h3{margin:16px 0 4px;font-size:20px}
.hero-card .role{color:var(--accent);font-weight:700;font-size:14px;margin:0 0 12px}
.hero-card .bio{color:var(--text-dim);font-size:14px;margin:0 0 16px}
.hero-stats{display:flex;gap:20px;flex-wrap:wrap}
.hero-stats div{text-align:left}
.hero-stats b{display:block;font-size:22px;background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-stats span{font-size:12px;color:var(--text-mute)}

/* ---------- 文章卡片 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px}
.post-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .22s, border-color .22s, box-shadow .22s;
  backdrop-filter:blur(10px);
}
.post-card:hover{transform:translateY(-5px);border-color:var(--border-strong);box-shadow:var(--shadow)}
.post-cover{aspect-ratio:16/9;overflow:hidden;background:#0c1622}
.post-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.post-card:hover .post-cover img{transform:scale(1.06)}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-tags{display:flex;gap:7px;flex-wrap:wrap}
.tag{font-size:11.5px;font-weight:700;color:var(--accent);background:rgba(63,208,212,.10);
  border:1px solid rgba(63,208,212,.22);padding:3px 10px;border-radius:20px;letter-spacing:.3px}
.post-card h3{margin:0;font-size:18.5px;line-height:1.4}
.post-card h3 a{color:var(--text)}
.post-card h3 a:hover{color:var(--accent)}
.post-excerpt{color:var(--text-dim);font-size:14px;margin:0;flex:1;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;gap:14px;color:var(--text-mute);font-size:12.5px;margin-top:4px;flex-wrap:wrap}
.post-meta .dotm{width:4px;height:4px;border-radius:50%;background:var(--text-mute)}

/* ---------- 文章详情 ---------- */
.article{max-width:820px;margin:0 auto;padding:46px 22px 80px}
.article .back{color:var(--text-mute);font-size:14px;font-weight:600}
.article h1{font-size:clamp(26px,4.2vw,42px);line-height:1.22;margin:16px 0 14px;letter-spacing:.4px}
.article .meta{color:var(--text-mute);font-size:13.5px;display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
.article .cover{width:100%;border-radius:var(--radius);margin:0 0 30px;border:1px solid var(--border)}
.prose{font-size:16.5px;color:#d7e3ef}
.prose h2{font-size:24px;margin:38px 0 14px;padding-left:12px;border-left:4px solid var(--accent)}
.prose h3{font-size:19px;margin:28px 0 10px}
.prose p{margin:0 0 18px}
.prose img{border-radius:12px;margin:18px 0;border:1px solid var(--border)}
.prose blockquote{margin:20px 0;padding:14px 20px;border-left:4px solid var(--accent-2);
  background:rgba(90,169,255,.07);border-radius:0 12px 12px 0;color:var(--text-dim)}
.prose code{background:rgba(143,125,255,.14);color:#cdb9ff;padding:2px 7px;border-radius:6px;font-size:.9em}
.prose pre{background:#0a1420;border:1px solid var(--border);border-radius:12px;padding:16px 18px;overflow:auto;margin:18px 0}
.prose pre code{background:none;color:#bcd3e8;padding:0}
.prose ul,.prose ol{padding-left:22px;margin:0 0 18px}
.prose li{margin:7px 0}
.gallery-inline{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin:20px 0}
.gallery-inline img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:10px;margin:0;cursor:zoom-in}

/* ---------- 画廊 ---------- */
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px}
.gallery .cell{position:relative;border-radius:14px;overflow:hidden;aspect-ratio:1;border:1px solid var(--border);cursor:zoom-in;background:#0c1622}
.gallery .cell img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.gallery .cell:hover img{transform:scale(1.07)}
.gallery .cell .cap{position:absolute;left:0;right:0;bottom:0;padding:22px 14px 12px;font-size:12.5px;color:#dbe7f3;
  background:linear-gradient(180deg,transparent,rgba(6,11,18,.9));opacity:0;transition:opacity .3s}
.gallery .cell:hover .cap{opacity:1}

/* ---------- 文件下载 ---------- */
.file-list{display:grid;gap:12px}
.file-item{display:flex;align-items:center;gap:16px;padding:16px 18px;background:var(--surface);
  border:1px solid var(--border);border-radius:14px;transition:border-color .2s,transform .2s}
.file-item:hover{border-color:var(--border-strong);transform:translateX(3px)}
.file-ico{width:44px;height:44px;flex:none;border-radius:11px;display:grid;place-items:center;font-size:20px;
  background:linear-gradient(135deg,rgba(63,208,212,.18),rgba(90,169,255,.18));border:1px solid var(--border-strong)}
.file-info{flex:1;min-width:0}
.file-info b{display:block;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.file-info span{font-size:12.5px;color:var(--text-mute)}

/* ---------- 关于 ---------- */
.about-hero{display:grid;grid-template-columns:.8fr 1.2fr;gap:44px;align-items:center}
.about-portrait{width:100%;max-width:320px;border-radius:24px;border:1px solid var(--border-strong);box-shadow:var(--shadow);aspect-ratio:1;object-fit:cover}
.skill-bars{display:grid;gap:16px;margin-top:8px}
.skill-bar b{display:flex;justify-content:space-between;font-size:14px;margin-bottom:7px;font-weight:600}
.skill-bar b span{color:var(--text-mute);font-weight:500}
.bar{height:8px;border-radius:6px;background:rgba(120,170,215,.12);overflow:hidden}
.bar i{display:block;height:100%;border-radius:6px;background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.info-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-top:36px}
.info-card{padding:20px;background:var(--surface);border:1px solid var(--border);border-radius:14px}
.info-card .k{color:var(--accent);font-size:12px;font-weight:800;letter-spacing:1px;text-transform:uppercase}
.info-card .v{font-size:15px;margin-top:6px;color:var(--text)}
.contact-mail{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;margin-top:10px}

/* ---------- 评论 ---------- */
.comments{max-width:820px;margin:0 auto;padding:0 22px 80px}
.comment-form{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:20px;margin-bottom:24px}
.comment-form .row{display:flex;gap:12px;flex-wrap:wrap}
.comment-form input,.comment-form textarea,.field input,.field textarea,.field select{
  width:100%;background:rgba(9,15,23,.85);border:1px solid var(--border-strong);color:var(--text);
  border-radius:10px;padding:11px 13px;font-family:inherit;font-size:14px;transition:border-color .2s,box-shadow .2s;outline:none
}
.comment-form input:focus,.comment-form textarea:focus,.field input:focus,.field textarea:focus{
  border-color:var(--accent);box-shadow:0 0 0 3px rgba(63,208,212,.15)
}
.comment-form textarea{resize:vertical;min-height:88px}
.comment-form .row>*{flex:1;min-width:150px}
.comment-form .row .grow{flex:2}
.comment-list{display:grid;gap:14px}
.comment{padding:16px 18px;background:rgba(16,26,39,.7);border:1px solid var(--border);border-radius:14px}
.comment .head{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.comment .av{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:13px;color:#04121a;
  background:linear-gradient(135deg,var(--accent),var(--accent-2))}
.comment .who{font-weight:700;font-size:14px}
.comment .when{color:var(--text-mute);font-size:12px;margin-left:auto}
.comment .txt{color:var(--text-dim);font-size:14.5px;white-space:pre-wrap;word-break:break-word}
.comment .reply{margin-top:10px;padding-left:16px;border-left:2px solid var(--border-strong);background:rgba(90,169,255,.05);border-radius:0 10px 10px 0;padding-top:8px;padding-bottom:8px;padding-right:12px}
.comment .admin-badge{font-size:10.5px;font-weight:800;color:#04121a;background:var(--accent);padding:1px 8px;border-radius:20px}
.empty{color:var(--text-mute);text-align:center;padding:30px;font-size:14px}

/* ---------- 音乐播放器 ---------- */
.player{
  position:fixed;right:22px;bottom:22px;z-index:120;width:320px;max-width:calc(100vw - 32px);
  background:linear-gradient(160deg,rgba(18,30,44,.96),rgba(12,20,30,.96));
  border:1px solid var(--border-strong);border-radius:18px;box-shadow:var(--shadow);
  backdrop-filter:blur(18px);padding:16px;transform:translateY(140%);transition:transform .4s cubic-bezier(.2,.8,.2,1)
}
.player.show{transform:translateY(0)}
.player .ptop{display:flex;align-items:center;gap:12px}
.player .disc{width:52px;height:52px;border-radius:50%;flex:none;background:conic-gradient(var(--accent),var(--accent-2),var(--accent-3),var(--accent));
  display:grid;place-items:center;position:relative}
.player .disc::after{content:"";width:14px;height:14px;border-radius:50%;background:#0a1017;position:absolute}
.player .disc.spin{animation:spin 6s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.player .ptitle{font-weight:700;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.player .partist{color:var(--text-mute);font-size:12px}
.player .pctrl{display:flex;align-items:center;gap:8px;margin-top:12px}
.player .pctrl button{background:none;border:none;color:var(--text-dim);cursor:pointer;font-size:16px;padding:6px;border-radius:8px;transition:color .2s,background .2s}
.player .pctrl button:hover{color:var(--accent);background:rgba(63,208,212,.1)}
.player .pctrl .pp{font-size:20px;color:var(--accent)}
.player .prog{flex:1;height:5px;border-radius:4px;background:rgba(120,170,215,.15);cursor:pointer;position:relative;overflow:hidden}
.player .prog i{position:absolute;left:0;top:0;bottom:0;width:0;background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.player .time{font-size:11px;color:var(--text-mute);margin-top:8px;display:flex;justify-content:space-between}
.player .plist{display:flex;gap:6px;margin-top:10px;flex-wrap:wrap}
.player .plist button{font-size:11.5px;background:rgba(90,169,255,.1);border:1px solid var(--border);color:var(--text-dim);
  padding:4px 10px;border-radius:20px;cursor:pointer}
.player .plist button.active{color:var(--accent);border-color:var(--accent)}
.player .min{position:absolute;top:10px;right:12px;background:none;border:none;color:var(--text-mute);cursor:pointer;font-size:14px}
.player-fab{position:fixed;right:22px;bottom:22px;z-index:119;width:52px;height:52px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));border:none;color:#04121a;font-size:22px;cursor:pointer;
  box-shadow:var(--glow);display:grid;place-items:center;transition:transform .2s}
.player-fab:hover{transform:scale(1.08)}

/* ---------- 页脚 ---------- */
.site-footer{border-top:1px solid var(--border);padding:40px 0;color:var(--text-mute);font-size:13.5px}
.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}
.footer-inner a{color:var(--text-dim)}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
.credit{max-width:var(--max);margin:18px auto 0;padding-top:18px;border-top:1px dashed var(--border);font-size:12px;color:var(--text-mute);line-height:1.8}
.credit a{color:var(--accent)}

/* ---------- 灯箱 ---------- */
.lightbox{position:fixed;inset:0;z-index:200;background:rgba(4,8,13,.94);display:none;place-items:center;padding:30px;backdrop-filter:blur(6px)}
.lightbox.show{display:grid}
.lightbox img{max-width:92vw;max-height:88vh;border-radius:12px;box-shadow:0 30px 80px -20px #000}
.lightbox .close{position:absolute;top:20px;right:26px;font-size:34px;color:#fff;cursor:pointer;background:none;border:none}

/* ---------- 通用工具类 ---------- */
.hidden{display:none!important}
.center{text-align:center}
.mt-0{margin-top:0}
.reserve-space{padding:80px 0}
.chip{display:inline-flex;gap:6px;align-items:center;padding:5px 12px;border-radius:20px;font-size:12.5px;
  background:rgba(90,169,255,.1);border:1px solid var(--border);color:var(--text-dim);font-weight:600}
.notice{padding:14px 16px;border-radius:12px;font-size:14px;margin:14px 0;border:1px solid var(--border-strong);
  background:rgba(90,169,255,.08);color:var(--text-dim)}
.notice.ok{border-color:rgba(55,211,155,.4);background:rgba(55,211,155,.1);color:#a8f0d3}
.notice.err{border-color:rgba(255,107,129,.4);background:rgba(255,107,129,.1);color:#ffc2cb}

/* ---------- 后台 ---------- */
.admin-wrap{max-width:1240px;margin:0 auto;padding:30px 22px 90px}
.admin-top{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:10px}
.admin-tabs{display:flex;gap:6px;flex-wrap:wrap;margin:18px 0 26px;border-bottom:1px solid var(--border);padding-bottom:0}
.admin-tabs button{background:none;border:none;color:var(--text-dim);font-family:inherit;font-weight:700;font-size:14.5px;
  padding:11px 16px;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}
.admin-tabs button.active{color:var(--accent);border-bottom-color:var(--accent)}
.admin-panel{display:none}
.admin-panel.active{display:block;animation:fade .3s}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.panel-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:22px;margin-bottom:18px}
.panel-card h3{margin:0 0 16px;font-size:17px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--text-dim);font-weight:600;margin-bottom:6px}
.field .hint{font-size:12px;color:var(--text-mute);margin-top:5px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.list-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--border)}
.list-row:last-child{border-bottom:none}
.list-row .grow{flex:1;min-width:0}
.list-row .grow b{display:block;font-size:14.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.list-row .grow span{font-size:12px;color:var(--text-mute)}
.upload-zone{border:2px dashed var(--border-strong);border-radius:14px;padding:26px;text-align:center;color:var(--text-mute);
  cursor:pointer;transition:border-color .2s,background .2s;font-size:14px}
.upload-zone:hover{border-color:var(--accent);background:rgba(63,208,212,.05)}
.thumb-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:12px;margin-top:14px}
.thumb-grid .t{position:relative;aspect-ratio:1;border-radius:10px;overflow:hidden;border:1px solid var(--border)}
.thumb-grid .t img{width:100%;height:100%;object-fit:cover}
.thumb-grid .t .del{position:absolute;top:4px;right:4px;background:rgba(255,107,129,.9);color:#fff;border:none;
  width:22px;height:22px;border-radius:50%;cursor:pointer;font-size:12px;line-height:1}
.login-card{max-width:420px;margin:8vh auto;background:var(--surface);border:1px solid var(--border-strong);
  border-radius:20px;padding:34px;box-shadow:var(--shadow)}
.login-card h2{margin:0 0 6px}
.login-card p{color:var(--text-mute);font-size:13.5px;margin:0 0 22px}
.stat-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px}
.stat-cards .s{padding:18px;border-radius:14px;background:linear-gradient(160deg,rgba(90,169,255,.12),rgba(63,208,212,.06));
  border:1px solid var(--border-strong)}
.stat-cards .s b{font-size:26px;display:block;background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-cards .s span{font-size:12.5px;color:var(--text-mute)}

/* ---------- 响应式 ---------- */
@media(max-width:900px){
  .hero-inner{grid-template-columns:1fr;padding:70px 0 60px}
  .about-hero{grid-template-columns:1fr;gap:26px;text-align:center}
  .about-portrait{margin:0 auto}
  .grid-2{grid-template-columns:1fr}
}
@media(max-width:720px){
  .nav-toggle{display:block}
  .nav-links{position:fixed;inset:64px 0 auto 0;flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(8,13,20,.98);padding:12px 16px 18px;border-bottom:1px solid var(--border);
    transform:translateY(-140%);transition:transform .3s;margin:0}
  .nav-links.open{transform:translateY(0)}
  .nav-links a{padding:12px 14px}
  .section{padding:46px 0}
  .post-grid{grid-template-columns:1fr}
  .player{right:12px;left:12px;width:auto;bottom:12px}
  .player-fab{right:16px;bottom:16px}
  .article{padding:32px 18px 70px}
  .hero h1{letter-spacing:.5px}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}