/*
Theme Name: 夜眠 YeMian
Theme URI: www.asmrnight.com
Author: YeMian
Author URI: www.asmrnight.com
Description: 夜眠 —— 国内外ASMR 助眠音频/视频与白噪音主题。内置实时 Web Audio 环境音混音台、声音库、六大助眠场景、助眠指南与 FAQ，SEO / GEO 友好、响应式适配。
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.4
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: mianxi
Tags: dark, one-column, custom-logo, custom-menu, featured-images, threaded-comments, translation-ready
*/

/* ============================================================
   设计令牌
   ============================================================ */
:root{
  --bg:#0a1020; --bg-2:#0d1529; --surface:#121b33; --surface-2:#192544; --surface-3:#202f52;
  --ink:#e9eff9; --ink-2:#c3cce0; --muted:#93a0bf; --muted-2:#6d7a9c;
  --line:rgba(233,239,249,.10); --line-strong:rgba(233,239,249,.18);
  --accent:#6fd3bd; --accent-ink:#06231d; --warm:#f2b479; --warm-ink:#2a1706;
  --serif:"Noto Serif SC","Songti SC","SimSun",Georgia,serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --r:18px; --r-sm:12px; --maxw:1160px;
  --ease:cubic-bezier(.22,1,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  background:var(--bg); color:var(--ink);
  font-family:var(--sans); line-height:1.7; font-size:16px;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
body::before{
  content:""; position:fixed; inset:0; z-index:0; pointer-events:none; opacity:.045;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block;height:auto}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
::selection{background:var(--accent);color:var(--accent-ink)}
h1,h2,h3,h4{font-family:var(--serif);text-wrap:balance}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px;position:relative;z-index:1}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.14em;color:var(--accent);font-weight:500}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--accent);opacity:.7}

/* 固定功能按钮 */
.mute-fab{position:fixed;bottom:20px;right:20px;z-index:60;width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:var(--surface-2);border:1px solid var(--line-strong);color:var(--ink);box-shadow:0 8px 24px rgba(0,0,0,.4);transition:.2s}
.mute-fab:hover{transform:translateY(-2px)}
.mute-fab svg{width:20px;height:20px;stroke:var(--ink)}
.mute-fab[aria-pressed="true"]{color:var(--muted-2)}
.back-top{position:fixed;bottom:20px;left:20px;z-index:60;width:44px;height:44px;border-radius:50%;display:none;place-items:center;background:var(--surface-2);border:1px solid var(--line-strong);color:var(--ink-2)}
.back-top.show{display:grid}
.back-top svg{width:18px;height:18px;stroke:var(--ink-2)}

/* ============================================================
   页头
   ============================================================ */
.site-header{position:sticky;top:0;z-index:50;background:rgba(10,16,32,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:20px;font-weight:600;letter-spacing:.02em}
.brand img.custom-logo{width:auto;height:32px;border-radius:50%}
.brand-mark{width:30px;height:30px;border-radius:50%;background:radial-gradient(circle at 32% 30%,var(--accent),#2a7f6b);display:grid;place-items:center;flex:none}
.brand-mark svg{width:16px;height:16px;fill:#06231d}
.brand-sub{font-size:13px;color:var(--accent);font-family:var(--sans);font-weight:500}
.main-nav{display:none;align-items:center;gap:26px;font-size:15px;color:var(--ink-2)}
.main-nav a{position:relative;padding:4px 0;transition:color .2s}
.main-nav a:hover,.main-nav a.current-menu-item{color:var(--ink)}
.header-actions{display:flex;align-items:center;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:999px;font-size:14.5px;font-weight:600;line-height:1;transition:transform .18s var(--ease),background .2s,color .2s}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 26px rgba(111,211,189,.28)}
.btn-ghost{border:1px solid var(--line-strong);color:var(--ink)}
.btn-ghost:hover{background:rgba(233,239,249,.06)}
.icon-btn{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--line-strong);color:var(--ink-2);transition:.2s}
.icon-btn:hover{color:var(--ink);border-color:var(--line-strong)}
.menu-toggle{display:grid}
.mobile-menu{display:none;position:fixed;inset:64px 0 0 0;z-index:49;background:rgba(10,16,32,.97);flex-direction:column;padding:22px;gap:6px}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:15px 8px;font-size:17px;border-bottom:1px solid var(--line);color:var(--ink-2)}
.mobile-menu a:hover{color:var(--ink)}

/* ============================================================
   首屏 Hero
   ============================================================ */
.hero{min-height:88vh;display:flex;flex-direction:column;justify-content:center;overflow:hidden;position:relative}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center 38%;filter:saturate(1.05)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,16,32,.72) 0%,rgba(10,16,32,.55) 42%,var(--bg) 100%)}
.hero-content{position:relative;z-index:2;padding:70px 22px 60px}
.hero h1{font-weight:600;line-height:1.22;letter-spacing:.01em;font-size:clamp(34px,7vw,62px);margin:18px 0 20px}
.hero h1 .thin{font-weight:500;color:var(--ink-2)}

.hero h1 .h1-kw{display:block;margin-top:10px;font-family:var(--sans);font-size:clamp(13px,1.6vw,15px);font-weight:400;letter-spacing:.12em;color:var(--accent);opacity:.92}

.hero-lead{max-width:560px;color:var(--ink-2);font-size:clamp(15px,2.2vw,17.5px);line-height:1.85}
.hero-lead strong{color:var(--ink);font-weight:600}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-note{margin-top:18px;font-size:13px;color:var(--muted)}
.hero-scroll{margin-top:44px;color:var(--muted);font-size:13px;display:inline-flex;align-items:center;gap:8px}
.hero-scroll svg{animation:bob 2.4s infinite;stroke:var(--muted)}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(5px)}}
@media (prefers-reduced-motion:reduce){.hero-scroll svg{animation:none}}

/* ============================================================
   通用区块
   ============================================================ */
.section{padding:72px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:34px}
.section-head h2{font-size:clamp(26px,4vw,38px);font-weight:600;line-height:1.25;margin-top:10px}
.section-sub{color:var(--muted);max-width:520px;font-size:14.5px;margin-top:10px}
.section-link{color:var(--accent);font-size:14.5px;white-space:nowrap;font-weight:500}

/* ============================================================
   混音台
   ============================================================ */
.mixer-shell{position:relative}
.mixer-shell::before{content:"";position:absolute;top:-40px;left:50%;transform:translateX(-50%);width:70vw;max-width:760px;height:340px;border-radius:50%;background:radial-gradient(closest-side,rgba(111,211,189,.16),transparent 70%);filter:blur(30px);pointer-events:none;z-index:0}
.mixer{position:relative;z-index:1;border:1px solid var(--line);border-radius:26px;background:linear-gradient(180deg,var(--surface),rgba(18,27,51,.6));padding:26px 22px;overflow:hidden}
.mixer::after{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:.5}
.mixer-top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}
.mixer-top h3{font-family:var(--serif);font-size:22px;font-weight:600;margin-top:8px}
.mixer-status{display:flex;align-items:center;gap:10px}
.state-pill{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);padding:7px 14px;border-radius:999px;border:1px solid var(--line)}
.state-dot{width:8px;height:8px;border-radius:50%;background:var(--muted-2)}
.state-pill.playing{color:var(--accent);border-color:rgba(111,211,189,.35)}
.state-pill.playing .state-dot{background:var(--accent);box-shadow:0 0 0 0 rgba(111,211,189,.5);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(111,211,189,.45)}70%{box-shadow:0 0 0 9px rgba(111,211,189,0)}100%{box-shadow:0 0 0 0 rgba(111,211,189,0)}}
.vis-wrap{height:110px;margin:22px 0 8px;border:1px solid var(--line);border-radius:var(--r);background:rgba(4,8,18,.5);position:relative;overflow:hidden}
.vis-wrap canvas{width:100%;height:100%;display:block}
.vis-empty{position:absolute;inset:0;display:grid;place-items:center;color:var(--muted-2);font-size:13px;letter-spacing:.04em}
.vis-empty.hidden{display:none}
.channels{display:grid;gap:12px;margin-top:12px}
.channel{display:flex;align-items:center;gap:14px;padding:14px 16px;border:1px solid var(--line);border-radius:var(--r);background:rgba(10,16,32,.4);transition:border-color .2s,background .2s}
.channel.on{border-color:rgba(111,211,189,.45);background:rgba(111,211,189,.06)}
.ch-switch{flex:none;position:relative;width:46px;height:27px;border-radius:999px;background:rgba(233,239,249,.12);transition:background .2s;border:none}
.ch-switch[aria-checked="true"]{background:var(--accent)}
.ch-switch::after{content:"";position:absolute;top:3px;left:3px;width:21px;height:21px;border-radius:50%;background:#fff;transition:transform .22s var(--ease)}
.ch-switch[aria-checked="true"]::after{transform:translateX(19px)}
.ch-name{flex:0 0 auto;min-width:64px;font-weight:600;font-size:15px}
.ch-desc{color:var(--muted-2);font-size:12px;margin-top:1px}
.ch-vol{flex:1;min-width:120px}
.ch-tag{flex:none;font-size:11px;color:var(--accent);border:1px solid rgba(111,211,189,.35);border-radius:999px;padding:2px 9px;display:none}
.channel.on .ch-tag{display:inline-block}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:4px;border-radius:99px;background:rgba(233,239,249,.14);outline:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:var(--warm);cursor:pointer;border:2px solid #0a1020}
input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:var(--warm);cursor:pointer;border:2px solid #0a1020}
.mixer-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;margin-top:20px;padding-top:18px;border-top:1px solid var(--line)}
.master-vol{display:flex;align-items:center;gap:12px;font-size:13.5px;color:var(--muted)}
.master-vol .vol-val{width:34px;color:var(--ink-2);font-variant-numeric:tabular-nums}
.ios-hint{display:none;align-items:center;gap:7px;font-size:12px;color:var(--muted-2)}
.ios-hint svg{width:15px;height:15px;stroke:var(--muted-2)}
.ios-hint.show{display:inline-flex}

/* ============================================================
   声音库
   ============================================================ */
.lib-toolbar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:24px}
.search-box{flex:1;min-width:220px;max-width:340px;position:relative}
.search-box svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:17px;height:17px;stroke:var(--muted)}
.search-box input{width:100%;padding:12px 16px 12px 42px;border-radius:999px;background:var(--surface);border:1px solid var(--line);color:var(--ink);font-size:14.5px;outline:none;transition:border-color .2s}
.search-box input:focus{border-color:var(--accent)}
.search-box input::placeholder{color:var(--muted-2)}
.cat-filters{display:flex;flex-wrap:wrap;gap:8px}
.cat-chip{padding:8px 15px;border-radius:999px;font-size:13.5px;color:var(--ink-2);border:1px solid var(--line-strong);transition:.2s;background:none}
.cat-chip:hover{color:var(--ink)}
.cat-chip.active{background:var(--accent);color:var(--accent-ink);border-color:transparent;font-weight:600}
.lib-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.sound-card{position:relative;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--surface);transition:transform .22s var(--ease),border-color .22s;cursor:pointer;text-align:left;display:block;width:100%}
.sound-card:hover{transform:translateY(-3px);border-color:rgba(111,211,189,.4)}
.sound-card .thumb{aspect-ratio:16/10;overflow:hidden;position:relative;background:var(--surface-2)}
.sound-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.sound-card:hover .thumb img{transform:scale(1.05)}
.sound-card .play-badge{position:absolute;right:12px;bottom:12px;width:42px;height:42px;border-radius:50%;background:rgba(6,35,29,.85);color:var(--accent);display:grid;place-items:center;opacity:0;transform:translateY(6px);transition:.25s}
.sound-card:hover .play-badge,.sound-card:focus-visible .play-badge{opacity:1;transform:none}
.sound-card .card-body{padding:14px 15px;display:block}
.sound-card h4{font-size:15.5px;font-weight:600;margin-bottom:3px;font-family:var(--sans)}
.sound-card .meta{font-size:12.5px;color:var(--muted-2);display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.sound-card .meta .dot{width:3px;height:3px;border-radius:50%;background:var(--muted-2)}
.card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.card-tags span{font-size:11.5px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:2px 9px}
.card-tags span.hot{color:var(--warm);border-color:rgba(242,180,121,.4)}
.lib-empty{grid-column:1/-1;color:var(--muted);padding:30px 0;text-align:center}
.lib-empty a{color:var(--accent)}

/* ============================================================
   分类
   ============================================================ */
.cat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.cat-card{position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);min-height:150px;display:flex;align-items:flex-end;color:#fff;width:100%;text-align:left}
.cat-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.cat-card:hover img{transform:scale(1.06)}
.cat-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(7,11,23,.9))}
.cat-card .cap{position:relative;z-index:2;padding:16px}
.cat-card .cap h3{font-size:17px;font-weight:600;font-family:var(--serif)}
.cat-card .cap p{font-size:12.5px;opacity:.85;margin-top:2px;color:#fff}
.cat-card .count{position:absolute;top:12px;right:12px;z-index:2;font-size:11.5px;color:#fff;background:rgba(10,16,32,.5);border:1px solid rgba(255,255,255,.2);padding:3px 10px;border-radius:999px}

/* ============================================================
   内容区（指南 / SEO 长文）
   ============================================================ */
.guide-grid{display:grid;gap:18px}
.info-panel{border:1px solid var(--line);border-radius:22px;padding:26px 24px;background:linear-gradient(180deg,var(--surface),rgba(18,27,51,.5))}
.info-panel h3{font-family:var(--serif);font-size:21px;font-weight:600;margin-bottom:12px;display:flex;align-items:center;gap:10px}
.info-panel p{color:var(--ink-2);font-size:15px;margin-bottom:12px}
.info-panel p:last-child{margin-bottom:0}
.info-panel ul{margin:6px 0 12px 4px;list-style:none;display:grid;gap:10px}
.info-panel li{display:flex;gap:10px;color:var(--ink-2);font-size:15px}
.info-panel li::before{content:"";flex:none;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-top:9px}
.num{flex:none;width:30px;height:30px;border-radius:50%;background:rgba(111,211,189,.14);color:var(--accent);display:grid;place-items:center;font-family:var(--serif);font-weight:600}
.benefits{display:grid;grid-template-columns:1fr;gap:14px}
.benefit{display:flex;gap:15px;padding:18px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface)}
.benefit .num{width:38px;height:38px}
.benefit h4{font-size:16px;margin-bottom:5px;font-family:var(--sans)}
.benefit p{font-size:13.8px;color:var(--muted)}
.steps{display:grid;gap:0;margin-top:6px}
.step{display:flex;gap:18px;padding:16px 0;position:relative}
.step:not(:last-child)::before{content:"";position:absolute;left:19px;top:44px;bottom:-4px;width:1px;background:var(--line-strong)}
.step .num{position:relative;z-index:1}
.step h4{font-size:16px;margin-bottom:4px;font-family:var(--sans)}
.step p{font-size:14px;color:var(--muted)}

/* ============================================================
   FAQ
   ============================================================ */
.faq-list{display:grid;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:var(--r);background:var(--surface);overflow:hidden}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;padding:18px 20px;font-size:15.5px;font-weight:600;color:var(--ink)}
.faq-q .chev{flex:none;width:22px;height:22px;border-radius:50%;border:1px solid var(--line-strong);display:grid;place-items:center;transition:transform .25s var(--ease);color:var(--accent)}
.faq-item.open .chev{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s var(--ease)}
.faq-a p{padding:0 20px 20px;color:var(--ink-2);font-size:14.5px}

/* ============================================================
   关于 / 说明
   ============================================================ */
.about-box{border:1px solid var(--line);border-radius:22px;padding:30px 26px;background:linear-gradient(180deg,var(--surface),rgba(18,27,51,.5))}
.about-box h3{font-family:var(--serif);font-size:22px;margin-bottom:14px}
.about-box p{color:var(--ink-2);margin-bottom:12px;font-size:15px}
.disclaimer{margin-top:20px;padding:16px 18px;border:1px dashed var(--line-strong);border-radius:var(--r);font-size:13px;color:var(--muted)}

/* ============================================================
   通用页面 / 单篇 / 归档（WP 内容排版）
   ============================================================ */
.page-wrap,.archive-wrap{padding:56px 0 72px}
.page-title{font-size:clamp(28px,4.4vw,42px);margin:16px 0 8px}
.entry-content{color:var(--ink-2);font-size:16px;line-height:1.85}
.entry-content h2{font-size:26px;color:var(--ink);margin:34px 0 14px}
.entry-content h3{font-size:21px;color:var(--ink);margin:26px 0 12px}
.entry-content p{margin:0 0 16px}
.entry-content ul,.entry-content ol{margin:0 0 16px 22px}
.entry-content a{color:var(--accent);border-bottom:1px solid rgba(111,211,189,.3)}
.entry-content img{border-radius:14px;margin:14px 0}
.entry-content blockquote{border-left:3px solid var(--accent);padding:6px 0 6px 18px;color:var(--muted);margin:18px 0}
.alignwide{max-width:var(--maxw);margin-left:auto;margin-right:auto}
.alignfull{max-width:none;margin-left:calc(50% - 50vw);width:100vw}
.post-meta{color:var(--muted);font-size:13px;display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
.single-head{max-width:820px;margin:0 auto 30px}
.single-title{font-size:clamp(28px,4.6vw,44px);margin:18px 0 12px}
.entry-body{max-width:820px;margin:0 auto}
.sound-single-cta{max-width:820px;margin:26px auto 0;display:flex;justify-content:center}
.archive-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.pagination{display:flex;gap:10px;justify-content:center;margin:40px 0 0}
.pagination .page-numbers{padding:8px 14px;border:1px solid var(--line-strong);border-radius:999px;color:var(--ink-2);font-size:14px}
.pagination .page-numbers.current{background:var(--accent);color:var(--accent-ink);border-color:transparent}
.page-heading{font-size:clamp(28px,4.4vw,42px);margin-bottom:6px}
.entry-excerpt{color:var(--muted)}

/* ============================================================
   页脚
   ============================================================ */
.site-footer{border-top:1px solid var(--line);padding:48px 0 34px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:28px;margin-bottom:30px}
.footer-brand p{color:var(--muted);font-size:14px;margin-top:12px;max-width:340px}
.footer-col h5{font-size:13px;letter-spacing:.1em;color:var(--ink);margin-bottom:14px}
.footer-col ul{list-style:none;display:grid;gap:9px}
.footer-col a{color:var(--muted);font-size:14px;transition:color .2s}
.footer-col a:hover{color:var(--ink)}
.footer-bottom{border-top:1px solid var(--line);padding-top:20px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;color:var(--muted-2);font-size:12.5px}

/* 评论 */
.comments-area{margin-top:48px}
.comments-title,.comment-reply-title{font-size:20px;margin-bottom:18px}
.comment-list{list-style:none}
.comment{padding:16px 0;border-bottom:1px solid var(--line)}
.comment .comment-author{font-weight:600;color:var(--ink)}
.comment .comment-metadata{color:var(--muted-2);font-size:12px;margin:4px 0 8px}
.comment-reply-link{color:var(--accent);font-size:13px}
.comment-form input[type=text],.comment-form input[type=email],.comment-form input[type=url],.comment-form textarea{width:100%;background:var(--surface);border:1px solid var(--line);border-radius:10px;color:var(--ink);padding:12px 14px;font-family:inherit;margin:6px 0 14px}
.comment-form label{font-size:14px;color:var(--ink-2)}
.comment-form .submit{background:var(--accent);color:var(--accent-ink);border:none;border-radius:999px;padding:11px 24px;font-weight:600;font-family:inherit}

/* ============================================================
   响应式
   ============================================================ */
@media (min-width:768px){
  .main-nav{display:flex}
  .menu-toggle{display:none}
  .mobile-menu{display:none!important}
  .lib-grid{grid-template-columns:repeat(3,1fr)}
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .benefits{grid-template-columns:repeat(3,1fr)}
  .guide-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}
  .archive-list{grid-template-columns:repeat(3,1fr)}
  .channel{flex-wrap:nowrap}
  .section{padding:92px 0}
}
@media (min-width:1024px){
  .cat-grid{grid-template-columns:repeat(6,1fr)}
  .cat-card{min-height:200px}
}
@media (max-width:767px){
  .ch-tag{display:none!important}
  .channel{gap:10px;padding:12px 13px}
  .ch-name{min-width:54px;font-size:14.5px}
  .ch-vol{min-width:96px}
  .cat-card{min-height:142px;border-radius:14px}
  .cat-card .cap{padding:13px 13px 14px}
  .cat-card .cap h3{font-size:15.5px}
  .mixer{padding:20px 16px}
  .vis-wrap{height:92px}
  .hero h1{font-size:clamp(31px,9.5vw,42px);letter-spacing:.01em}
  .section-head{margin-bottom:26px}
  .archive-list{grid-template-columns:repeat(2,1fr)}
}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.admin-bar .site-header{top:32px}
@media (max-width:782px){.admin-bar .site-header{top:46px}}

/* ============================================================
   氛围背景（程序动画 / 外链视频）
   ============================================================ */
.ambient-bg{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0}
.ambient-bg canvas{width:100%;height:100%;display:block}
.ambient-bg .ambient-video,.ambient-bg .ambient-video iframe,.ambient-bg .ambient-video video{width:100%;height:100%;border:0;display:block}
.ambient-hero{opacity:.55}
.ambient-mixer{opacity:.5;border-radius:0}

/* ============================================================
   ASMR 视频卡 + 弹层
   ============================================================ */
.sound-card .play-big{width:52px;height:52px;bottom:14px;right:14px;background:rgba(6,35,29,.88)}
.sound-card .vtime{position:absolute;top:12px;right:12px;z-index:2;font-size:11.5px;color:#fff;background:rgba(10,16,32,.55);border:1px solid rgba(255,255,255,.18);padding:3px 9px;border-radius:999px;font-variant-numeric:tabular-nums}
.vid-tag{color:var(--warm)!important;border-color:rgba(242,180,121,.4)!important}

.video-modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:22px}
.video-modal.open{display:flex}
.video-modal-backdrop{position:absolute;inset:0;background:rgba(5,8,16,.9);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.video-modal-box{position:relative;z-index:1;width:min(940px,100%);background:var(--bg-2);border:1px solid var(--line-strong);border-radius:20px;padding:14px}
.video-modal-close{position:absolute;top:-14px;right:-10px;width:34px;height:34px;border-radius:50%;background:var(--surface-3);border:1px solid var(--line-strong);color:var(--ink);display:grid;place-items:center;transition:.2s}
.video-modal-close:hover{transform:scale(1.06);color:var(--accent)}
.video-modal-player{aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:#000}
.video-modal-player iframe,.video-modal-player video{width:100%;height:100%;border:0;display:block}
@media (prefers-reduced-motion:reduce){.ambient-bg canvas{animation:none}}