:root {--brand:#e86901;--brand-dark:#d45c00;--brand-soft:#ffc9ba;--text:#282828;--sub:#5a5f66;--bg:#f3f5f7;--line:#e8ebee;--radius:12px;--shadow:0 8px 30px -8px rgba(0,0,0,.10);--maxw:1200px;--header-h:64px;}
*,*::before,*::after {box-sizing:border-box}
html {-webkit-text-size-adjust:100%;text-size-adjust:100%;-webkit-tap-highlight-color:transparent;scroll-behavior:smooth;}
body {margin:0;font:15px/1.7 system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;}
h1,h2,h3,p {margin:0}
a {color:inherit;text-decoration:none}
img,iframe {display:block;max-width:100%}
button,input {font:inherit;color:inherit}
/* 顶部导航 */
.header {position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 2px 14px rgba(0,0,0,.05);}
.header-inner {position:relative;max-width:var(--maxw);height:var(--header-h);margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;}
.logo {font-size:22px;font-weight:800;letter-spacing:.9px;white-space:nowrap;}
.logo a {display:inline-flex;align-items:center;gap:8px;color:var(--brand);transition:opacity .2s;}
.logo a:hover {opacity:.78}
.logo .icon {width:1.5em;height:1.5em;flex:0 0 auto;display:block;}
.nav {display:flex;align-items:center;gap:2px;}
.nav a {padding:8px 11px;border-radius:8px;font-size:15px;font-weight:600;color:#3d4249;white-space:nowrap;transition:background .2s,color .2s;}
.nav a:hover,.nav a.on {background:#fff5ee;color:var(--brand)}
/* 纯 CSS 折叠菜单 */
.nav-toggle {display:none}
.nav-toggle-label {display:none}
/* 主体 */
.main {max-width:var(--maxw);margin:0 auto;padding:24px 20px 0;}
.card {background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:20px;}
.card-title {position:relative;display:inline-block;margin-bottom:16px;padding-left:20px;font-size:18px;font-weight:700;}
.card-title::before,.card-title::after {content:"";position:absolute;top:50%;width:9px;height:15px;border-radius:3px;transform:translateY(-50%) skewX(-12deg);}
.card-title::before {left:0;background:var(--brand);z-index:2}
.card-title::after {left:5px;background:var(--brand-soft);z-index:1}
.more-link {float:right;margin-top:6px;font-size:13px;color:var(--sub);}
.more-link:hover {color:var(--brand)}
/* 播放器 */
.player {position:relative;width:100%;aspect-ratio:16 / 9;background:#0f1115;border-radius:10px;overflow:hidden;}
.player iframe {position:absolute;inset:0;width:100%;height:100%;border:0;}
.player-note {margin-top:8px;font-size:12px;color:var(--sub);}
/* 搜索表单 */
.search {display:flex;gap:10px}
.search input {flex:1;min-width:0;height:46px;padding:0 15px;border:1px solid #dcdfe6;border-radius:10px;background:#fff;font-size:15px;transition:border-color .2s,box-shadow .2s;}
.search input::placeholder {color:#a4abb4}
.search input:focus {outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(232,105,1,.12);}
.search button {flex:0 0 118px;height:46px;border:0;border-radius:10px;background:var(--brand);color:#fff;font-size:15px;font-weight:700;cursor:pointer;transition:background .2s,transform .1s;}
.search button:hover {background:var(--brand-dark)}
.search button:active {transform:scale(.98)}
/* 文本块 */
.text {color:var(--sub);font-size:14px}
.text p {margin-bottom:6px}
.text p:last-child {margin-bottom:0}
.text strong {color:var(--brand)}
.text .danger {color:#ff0033}
/* 页脚 */
.footer {margin-top:24px;padding:24px 20px;background:#fff;text-align:center;font-size:13px;line-height:1.9;color:#7a828c;}
.footer a {padding:0 8px;transition:color .2s}
.footer a:hover {color:var(--brand)}
/* 视频网格 */
.vod-grid {display:grid;grid-template-columns:repeat(6,1fr);gap:14px;}
.vod-card {position:relative;display:block;border-radius:10px;overflow:hidden;background:#fff;box-shadow:0 4px 14px -6px rgba(0,0,0,.12);transition:transform .2s,box-shadow .2s;}
.vod-card:hover {transform:translateY(-3px);box-shadow:0 12px 26px -10px rgba(0,0,0,.24)}
.vod-card .ph {position:relative;aspect-ratio:3/4;background:linear-gradient(135deg,#fff5ee,#ffe3d3);overflow:hidden;}
.vod-card .ph img {width:100%;height:100%;object-fit:cover;display:block;}
.vod-card .ph.noimg::after {content:"冰豆云播";display:flex;align-items:center;justify-content:center;height:100%;color:#f3b08e;font-weight:800;letter-spacing:2px;font-size:16px;}
.vod-card .rm {position:absolute;top:8px;left:8px;z-index:2;max-width:calc(100% - 16px);padding:2px 8px;border-radius:6px;background:rgba(0,0,0,.62);color:#fff;font-size:12px;line-height:1.6;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);}
.vod-card .t {padding:8px 10px 10px;}
.vod-card .t b {display:block;font-size:14px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.vod-card .t i {display:block;margin-top:2px;font-size:12px;font-style:normal;color:var(--sub);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
/* 分类标签 */
.tabs {display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px;}
.tabs a {padding:7px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:14px;font-weight:600;color:#3d4249;transition:background .2s,color .2s,border-color .2s;}
.tabs a.on {background:var(--brand);border-color:var(--brand);color:#fff;}
.tabs a:hover {color:var(--brand);border-color:var(--brand);}
.count-line {font-size:13px;color:var(--sub);margin:6px 0 16px;}
.empty {padding:50px 0;text-align:center;color:var(--sub);font-size:14px;}
/* 加载更多 */
.more-wrap {text-align:center;margin:14px 0 22px;}
.btn-more {padding:10px 36px;border-radius:999px;border:1px solid #e3e6ea;background:#fff;font-size:14px;font-weight:600;color:#3d4249;cursor:pointer;transition:color .2s,border-color .2s,opacity .2s;}
.btn-more:hover {color:var(--brand);border-color:var(--brand);}
.btn-more:disabled {opacity:.55;cursor:default;}
/* 详情页 */
.detail-head {display:flex;gap:22px;}
.detail-head .poster {flex:0 0 200px;}
.detail-head .poster img {width:100%;border-radius:10px;aspect-ratio:3/4;object-fit:cover;box-shadow:var(--shadow);display:block;background:#eef1f4;}
.detail-head .info {flex:1;min-width:0;}
.detail-head h1 {font-size:22px;line-height:1.4;margin:2px 0 12px;}
.meta {display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;}
.meta span {padding:4px 12px;border-radius:999px;background:#f3f5f7;color:var(--sub);font-size:13px;}
.desc {font-size:14px;color:var(--sub);line-height:1.9;background:#f8f9fa;border-left:3px solid var(--brand);padding:10px 14px;border-radius:0 8px 8px 0;margin-top:14px;}
.eps {display:flex;flex-wrap:wrap;gap:8px;max-height:212px;overflow:auto;padding:2px;}
.eps a {padding:6px 14px;border-radius:8px;border:1px solid var(--line);background:#fff;color:#3d4249;font-size:13px;transition:all .2s;}
.eps a:hover,.eps a.on {border-color:var(--brand);color:var(--brand);background:#fff5ee;}
/* 响应式 */
@media (max-width:1100px) {.vod-grid {grid-template-columns:repeat(5,1fr)}}
@media (max-width:900px) {.header-inner {padding:0 14px}
.nav-toggle-label {display:flex;align-items:center;justify-content:center;width:40px;height:40px;margin-right:-8px;border-radius:8px;cursor:pointer;-webkit-tap-highlight-color:transparent;}
.nav-toggle-label span,.nav-toggle-label span::before,.nav-toggle-label span::after {display:block;width:20px;height:2px;border-radius:2px;background:#5a5f66;transition:transform .25s,background .25s,top .25s;}
.nav-toggle-label span {position:relative}
.nav-toggle-label span::before,.nav-toggle-label span::after {content:"";position:absolute;left:0}
.nav-toggle-label span::before {top:-6px}
.nav-toggle-label span::after {top:6px}
.nav-toggle:checked ~ .nav-toggle-label span {background:transparent}
.nav-toggle:checked ~ .nav-toggle-label span::before {top:0;background:var(--brand);transform:rotate(45deg)}
.nav-toggle:checked ~ .nav-toggle-label span::after {top:0;background:var(--brand);transform:rotate(-45deg)}
.nav {display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;max-height:calc(100vh - var(--header-h));overflow:auto;padding:6px 14px 14px;background:#fff;border-top:1px solid var(--line);border-radius:0 0 var(--radius) var(--radius);box-shadow:0 24px 40px -12px rgba(0,0,0,.22);}
.nav-toggle:checked ~ .nav {display:flex}
.nav a {padding:13px 2px;border-top:1px solid var(--line);border-radius:0;}
.nav a:first-child {border-top:0}
.vod-grid {grid-template-columns:repeat(4,1fr)}}
@media (max-width:600px) {:root {--header-h:56px;--radius:10px}
.logo {font-size:19px}
.main {padding:14px 12px 0}
.card {padding:16px 14px;margin-bottom:12px}
.card-title {font-size:17px;margin-bottom:12px}
.footer {margin-top:16px;padding:20px 14px}
.vod-grid {grid-template-columns:repeat(3,1fr);gap:10px}
.search button {flex:0 0 88px}
.detail-head {flex-direction:column;gap:14px}
.detail-head .poster {flex:0 0 auto;width:128px}
.detail-head h1 {font-size:19px}
.more-link {float:none;display:inline-block;margin-left:10px}}
@media (prefers-reduced-motion:reduce) {*{animation-duration:.01ms !important;transition-duration:.01ms !important}}
/* 直播/电台/音乐 附加样式 */
.sub-note {font-size:12px;color:var(--sub);margin-top:8px;}
.live-grid {display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.live-card {position:relative;display:block;border-radius:10px;overflow:hidden;background:#fff;box-shadow:0 4px 14px -6px rgba(0,0,0,.12);transition:transform .2s,box-shadow .2s;}
.live-card:hover {transform:translateY(-3px);box-shadow:0 12px 26px -10px rgba(0,0,0,.24)}
.live-card .ph {position:relative;aspect-ratio:16/9;background:linear-gradient(135deg,#101820,#1c2b3a);overflow:hidden;}
.live-card .ph img {width:100%;height:100%;object-fit:cover;display:block;}
.live-card .ph.noimg::after {content:"冰豆云播";display:flex;align-items:center;justify-content:center;height:100%;color:#5a7a94;font-weight:700;letter-spacing:2px;font-size:15px;}
.live-card .t {padding:8px 10px 11px;}
.live-card .t b {display:block;font-size:14px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.live-card .t i {display:block;margin-top:2px;font-size:12px;font-style:normal;color:var(--sub);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.song-grid {display:grid;grid-template-columns:repeat(4,1fr);gap:12px;}
.song-card {position:relative;display:block;border-radius:10px;overflow:hidden;background:#fff;box-shadow:0 4px 14px -6px rgba(0,0,0,.12);transition:transform .2s,box-shadow .2s;cursor:pointer;}
.song-card:hover {transform:translateY(-3px);box-shadow:0 12px 26px -10px rgba(0,0,0,.24)}
.song-card .ph {aspect-ratio:1/1;background:linear-gradient(135deg,#eef3f8,#dce7f2);overflow:hidden;}
.song-card .ph img {width:100%;height:100%;object-fit:cover;display:block;}
.song-card .ph.noimg::after {content:"乐";display:flex;align-items:center;justify-content:center;height:100%;color:#7f9cba;font-size:34px;font-weight:800;}
.song-card .t {padding:8px 10px 10px;}
.song-card .t b {display:block;font-size:13px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.song-card .t i {display:block;margin-top:2px;font-size:12px;font-style:normal;color:var(--sub);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
@media (max-width:1100px) {.live-grid,.song-grid {grid-template-columns:repeat(4,1fr)}}
@media (max-width:900px) {.live-grid,.song-grid {grid-template-columns:repeat(3,1fr)}}
@media (max-width:600px) {.live-grid,.song-grid {grid-template-columns:repeat(2,1fr);gap:10px}}
.sub-title {font-size:15px;margin:16px 0 8px;color:#9aa1aa;font-weight:600;letter-spacing:.5px;}
.sub-title:first-of-type {margin-top:4px;}
.music-player {aspect-ratio:auto;height:430px;}
@media (max-width:600px) {.music-player {height:300px;}}