/* ===== 融TV · 11种皮肤系统（5种 Apple OS + 6种粤TV风格） ===== */

/* ============ Apple OS 风格皮肤 ============ */

/* --- Theme: macOS 浅色 --- */
[data-theme="macos-light"] {
  --bg: #f5f5f7; --surface: #ffffff; --surface-2: #f0f0f3;
  --glass: rgba(255,255,255,0.72); --glass-border: rgba(0,0,0,0.06);
  --text: #1d1d1f; --text-2: #6e6e73; --text-3: #a1a1a6;
  --border: rgba(0,0,0,0.08); --border-2: rgba(0,0,0,0.12);
  --accent: #007AFF; --accent-2: #0051D5;
  --accent-bg: rgba(0,122,255,0.1); --accent-border: rgba(0,122,255,0.3); --accent-text: #fff;
  --hero-grad: linear-gradient(110deg,#e8f0fe 0%,#d4e4fd 45%,#f0f4ff 100%);
  --thumb-grad: radial-gradient(280px 120px at 50% 0%,rgba(0,122,255,0.12),transparent 70%),#f0f4ff;
  --shadow: rgba(0,0,0,0.08); --shadow-strong: rgba(0,0,0,0.15);
  --green: #34c759; --gold: #ff9f0a;
  --input-bg: rgba(0,0,0,0.04); --input-border: rgba(0,0,0,0.1);
  --modal-bg: rgba(0,0,0,0.3); --panel-bg: #fff; --panel-head: #f5f5f7;
  --card-grad: linear-gradient(160deg,#fff,#f8f8fb);
  --card-hover-border: rgba(0,122,255,0.4);
}
/* --- Theme: macOS 深色 --- */
[data-theme="macos-dark"] {
  --bg: #1d1d1f; --surface: #2c2c2e; --surface-2: #3a3a3c;
  --glass: rgba(30,30,32,0.72); --glass-border: rgba(255,255,255,0.08);
  --text: #f5f5f7; --text-2: #98989d; --text-3: #636366;
  --border: rgba(255,255,255,0.08); --border-2: rgba(255,255,255,0.12);
  --accent: #0A84FF; --accent-2: #409CFF;
  --accent-bg: rgba(10,132,255,0.15); --accent-border: rgba(10,132,255,0.4); --accent-text: #fff;
  --hero-grad: linear-gradient(110deg,#1c1c1e 0%,#2c2c2e 45%,#1c2028 100%);
  --thumb-grad: radial-gradient(280px 120px at 50% 0%,rgba(10,132,255,0.22),transparent 70%),#1c1c1e;
  --shadow: rgba(0,0,0,0.4); --shadow-strong: rgba(0,0,0,0.6);
  --green: #30d158; --gold: #ffd60a;
  --input-bg: rgba(255,255,255,0.06); --input-border: rgba(255,255,255,0.1);
  --modal-bg: rgba(0,0,0,0.6); --panel-bg: #2c2c2e; --panel-head: #3a3a3c;
  --card-grad: linear-gradient(160deg,#2c2c2e,#242426);
  --card-hover-border: rgba(10,132,255,0.5);
}
/* --- Theme: iOS 暖阳 --- */
[data-theme="ios-sunset"] {
  --bg: #fff5f0; --surface: #fff; --surface-2: #fff0e8;
  --glass: rgba(255,245,240,0.8); --glass-border: rgba(200,100,50,0.08);
  --text: #3d2c1e; --text-2: #8a7060; --text-3: #b89a85;
  --border: rgba(200,100,50,0.1); --border-2: rgba(200,100,50,0.15);
  --accent: #FF9500; --accent-2: #FF6B00;
  --accent-bg: rgba(255,149,0,0.1); --accent-border: rgba(255,149,0,0.3); --accent-text: #fff;
  --hero-grad: linear-gradient(110deg,#fff0e8 0%,#ffe0d0 45%,#fff8f0 100%);
  --thumb-grad: radial-gradient(280px 120px at 50% 0%,rgba(255,149,0,0.15),transparent 70%),#fff5f0;
  --shadow: rgba(200,100,50,0.08); --shadow-strong: rgba(200,100,50,0.15);
  --green: #34c759; --gold: #ff9f0a;
  --input-bg: rgba(200,100,50,0.04); --input-border: rgba(200,100,50,0.12);
  --modal-bg: rgba(60,40,20,0.4); --panel-bg: #fff; --panel-head: #fff5f0;
  --card-grad: linear-gradient(160deg,#fff,#fff8f5);
  --card-hover-border: rgba(255,149,0,0.4);
}
/* --- Theme: iOS 海洋 --- */
[data-theme="ios-ocean"] {
  --bg: #f0f7fa; --surface: #fff; --surface-2: #e8f4f8;
  --glass: rgba(240,247,250,0.8); --glass-border: rgba(50,120,160,0.08);
  --text: #1a3a4a; --text-2: #6b9fb5; --text-3: #9bc4d5;
  --border: rgba(50,120,160,0.1); --border-2: rgba(50,120,160,0.15);
  --accent: #5AC8FA; --accent-2: #007AFF;
  --accent-bg: rgba(90,200,250,0.1); --accent-border: rgba(90,200,250,0.3); --accent-text: #fff;
  --hero-grad: linear-gradient(110deg,#e0f0f8 0%,#d0e8f5 45%,#eef8ff 100%);
  --thumb-grad: radial-gradient(280px 120px at 50% 0%,rgba(90,200,250,0.15),transparent 70%),#f0f7fa;
  --shadow: rgba(50,120,160,0.08); --shadow-strong: rgba(50,120,160,0.15);
  --green: #30d158; --gold: #ffd60a;
  --input-bg: rgba(50,120,160,0.04); --input-border: rgba(50,120,160,0.12);
  --modal-bg: rgba(20,50,70,0.4); --panel-bg: #fff; --panel-head: #f0f7fa;
  --card-grad: linear-gradient(160deg,#fff,#f5fbfd);
  --card-hover-border: rgba(90,200,250,0.4);
}
/* --- Theme: 石墨灰 --- */
[data-theme="graphite"] {
  --bg: #1a1a1c; --surface: #2c2c2e; --surface-2: #3a3a3c;
  --glass: rgba(28,28,30,0.8); --glass-border: rgba(255,255,255,0.06);
  --text: #d1d1d6; --text-2: #8e8e93; --text-3: #636366;
  --border: rgba(255,255,255,0.06); --border-2: rgba(255,255,255,0.1);
  --accent: #aeaeb2; --accent-2: #8e8e93;
  --accent-bg: rgba(142,142,147,0.15); --accent-border: rgba(142,142,147,0.35); --accent-text: #fff;
  --hero-grad: linear-gradient(110deg,#2c2c2e 0%,#3a3a3c 45%,#2c2c2e 100%);
  --thumb-grad: radial-gradient(280px 120px at 50% 0%,rgba(142,142,147,0.2),transparent 70%),#1a1a1c;
  --shadow: rgba(0,0,0,0.4); --shadow-strong: rgba(0,0,0,0.6);
  --green: #30d158; --gold: #ffd60a;
  --input-bg: rgba(255,255,255,0.06); --input-border: rgba(255,255,255,0.1);
  --modal-bg: rgba(0,0,0,0.6); --panel-bg: #2c2c2e; --panel-head: #3a3a3c;
  --card-grad: linear-gradient(160deg,#2c2c2e,#242426);
  --card-hover-border: rgba(174,174,178,0.4);
}

/* ============ 粤TV 风格皮肤（深色底+高饱和品牌色） ============ */

/* --- Theme: 粤TV·经典红（原粤TV风格，保留） --- */
[data-theme="yuetv-classic"] {
  --bg: #0d1021; --surface: #151a30; --surface-2: #1a1f3d;
  --glass: rgba(13,16,33,0.85); --glass-border: rgba(255,255,255,0.06);
  --text: #e8eaf2; --text-2: #8b93b0; --text-3: #5c6380;
  --border: rgba(255,255,255,0.06); --border-2: rgba(255,255,255,0.1);
  --accent: #e62e2e; --accent-2: #ff5a3c;
  --accent-bg: rgba(230,46,46,0.15); --accent-border: rgba(230,46,46,0.4); --accent-text: #fff;
  --hero-grad: linear-gradient(110deg,#1a1f3d 0%,#151a30 45%,#0d1021 100%);
  --thumb-grad: radial-gradient(280px 120px at 50% 0%,rgba(230,46,46,0.22),transparent 70%),#151a30;
  --shadow: rgba(0,0,0,0.4); --shadow-strong: rgba(0,0,0,0.6);
  --green: #2ecc71; --gold: #ffd60a;
  --input-bg: rgba(255,255,255,0.04); --input-border: rgba(255,255,255,0.08);
  --modal-bg: rgba(5,8,20,0.75); --panel-bg: #151a30; --panel-head: #1a1f3d;
  --card-grad: linear-gradient(160deg,#151a30,#10142a);
  --card-hover-border: rgba(230,46,46,0.5);
}
/* --- Theme: 粤TV·翡翠绿 --- */
[data-theme="yuetv-emerald"] {
  --bg: #0a1e14; --surface: #112820; --surface-2: #163328;
  --glass: rgba(10,30,20,0.85); --glass-border: rgba(255,255,255,0.06);
  --text: #d4f0e0; --text-2: #7ba896; --text-3: #4a7d68;
  --border: rgba(255,255,255,0.06); --border-2: rgba(255,255,255,0.1);
  --accent: #00b578; --accent-2: #00d4a0;
  --accent-bg: rgba(0,181,120,0.15); --accent-border: rgba(0,181,120,0.4); --accent-text: #fff;
  --hero-grad: linear-gradient(110deg,#163328 0%,#112820 45%,#0a1e14 100%);
  --thumb-grad: radial-gradient(280px 120px at 50% 0%,rgba(0,181,120,0.22),transparent 70%),#112820;
  --shadow: rgba(0,0,0,0.4); --shadow-strong: rgba(0,0,0,0.6);
  --green: #2ecc71; --gold: #ffd60a;
  --input-bg: rgba(255,255,255,0.04); --input-border: rgba(255,255,255,0.08);
  --modal-bg: rgba(5,15,10,0.75); --panel-bg: #112820; --panel-head: #163328;
  --card-grad: linear-gradient(160deg,#112820,#0d2018);
  --card-hover-border: rgba(0,181,120,0.5);
}
/* --- Theme: 粤TV·鎏金 --- */
[data-theme="yuetv-gold"] {
  --bg: #1a1408; --surface: #2a2010; --surface-2: #332818;
  --glass: rgba(26,20,8,0.85); --glass-border: rgba(255,255,255,0.06);
  --text: #f0e8d0; --text-2: #b0a078; --text-3: #7a6a48;
  --border: rgba(255,255,255,0.06); --border-2: rgba(255,255,255,0.1);
  --accent: #f0a020; --accent-2: #ffc850;
  --accent-bg: rgba(240,160,32,0.15); --accent-border: rgba(240,160,32,0.4); --accent-text: #1a1408;
  --hero-grad: linear-gradient(110deg,#332818 0%,#2a2010 45%,#1a1408 100%);
  --thumb-grad: radial-gradient(280px 120px at 50% 0%,rgba(240,160,32,0.22),transparent 70%),#2a2010;
  --shadow: rgba(0,0,0,0.4); --shadow-strong: rgba(0,0,0,0.6);
  --green: #2ecc71; --gold: #ffd60a;
  --input-bg: rgba(255,255,255,0.04); --input-border: rgba(255,255,255,0.08);
  --modal-bg: rgba(10,8,4,0.75); --panel-bg: #2a2010; --panel-head: #332818;
  --card-grad: linear-gradient(160deg,#2a2010,#221a0c);
  --card-hover-border: rgba(240,160,32,0.5);
}
/* --- Theme: 粤TV·紫罗兰 --- */
[data-theme="yuetv-violet"] {
  --bg: #140a1e; --surface: #20102e; --surface-2: #2a1838;
  --glass: rgba(20,10,30,0.85); --glass-border: rgba(255,255,255,0.06);
  --text: #e8d4f0; --text-2: #9678b0; --text-3: #6a4d80;
  --border: rgba(255,255,255,0.06); --border-2: rgba(255,255,255,0.1);
  --accent: #9b59b6; --accent-2: #b370cc;
  --accent-bg: rgba(155,89,182,0.15); --accent-border: rgba(155,89,182,0.4); --accent-text: #fff;
  --hero-grad: linear-gradient(110deg,#2a1838 0%,#20102e 45%,#140a1e 100%);
  --thumb-grad: radial-gradient(280px 120px at 50% 0%,rgba(155,89,182,0.22),transparent 70%),#20102e;
  --shadow: rgba(0,0,0,0.4); --shadow-strong: rgba(0,0,0,0.6);
  --green: #2ecc71; --gold: #ffd60a;
  --input-bg: rgba(255,255,255,0.04); --input-border: rgba(255,255,255,0.08);
  --modal-bg: rgba(8,4,12,0.75); --panel-bg: #20102e; --panel-head: #2a1838;
  --card-grad: linear-gradient(160deg,#20102e,#180c26);
  --card-hover-border: rgba(155,89,182,0.5);
}
/* --- Theme: 粤TV·宝石蓝 --- */
[data-theme="yuetv-sapphire"] {
  --bg: #0a1228; --surface: #101a38; --surface-2: #16224a;
  --glass: rgba(10,18,40,0.85); --glass-border: rgba(255,255,255,0.06);
  --text: #d4e0f0; --text-2: #7896b0; --text-3: #4a6880;
  --border: rgba(255,255,255,0.06); --border-2: rgba(255,255,255,0.1);
  --accent: #2e86de; --accent-2: #48a0ff;
  --accent-bg: rgba(46,134,222,0.15); --accent-border: rgba(46,134,222,0.4); --accent-text: #fff;
  --hero-grad: linear-gradient(110deg,#16224a 0%,#101a38 45%,#0a1228 100%);
  --thumb-grad: radial-gradient(280px 120px at 50% 0%,rgba(46,134,222,0.22),transparent 70%),#101a38;
  --shadow: rgba(0,0,0,0.4); --shadow-strong: rgba(0,0,0,0.6);
  --green: #2ecc71; --gold: #ffd60a;
  --input-bg: rgba(255,255,255,0.04); --input-border: rgba(255,255,255,0.08);
  --modal-bg: rgba(4,8,15,0.75); --panel-bg: #101a38; --panel-head: #16224a;
  --card-grad: linear-gradient(160deg,#101a38,#0c1530);
  --card-hover-border: rgba(46,134,222,0.5);
}
/* --- Theme: 粤TV·玫瑰粉 --- */
[data-theme="yuetv-rose"] {
  --bg: #1e0a14; --surface: #2e1020; --surface-2: #381828;
  --glass: rgba(30,10,20,0.85); --glass-border: rgba(255,255,255,0.06);
  --text: #f0d4e0; --text-2: #b07896; --text-3: #804d68;
  --border: rgba(255,255,255,0.06); --border-2: rgba(255,255,255,0.1);
  --accent: #e84393; --accent-2: #ff60a8;
  --accent-bg: rgba(232,67,147,0.15); --accent-border: rgba(232,67,147,0.4); --accent-text: #fff;
  --hero-grad: linear-gradient(110deg,#381828 0%,#2e1020 45%,#1e0a14 100%);
  --thumb-grad: radial-gradient(280px 120px at 50% 0%,rgba(232,67,147,0.22),transparent 70%),#2e1020;
  --shadow: rgba(0,0,0,0.4); --shadow-strong: rgba(0,0,0,0.6);
  --green: #2ecc71; --gold: #ffd60a;
  --input-bg: rgba(255,255,255,0.04); --input-border: rgba(255,255,255,0.08);
  --modal-bg: rgba(12,4,8,0.75); --panel-bg: #2e1020; --panel-head: #381828;
  --card-grad: linear-gradient(160deg,#2e1020,#260c1a);
  --card-hover-border: rgba(232,67,147,0.5);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, "SF Pro Display", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg); color: var(--text);
  min-height: 100vh; transition: background .3s, color .3s;
}
button { font-family: inherit; cursor: pointer; }
input { font-family: inherit; outline: none; }
.hidden { display: none !important; }

/* ---- 顶部品牌栏（毛玻璃） ---- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 32px;
  background: var(--glass); backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-logo-img { width: 34px; height: 34px; display: block; filter: drop-shadow(0 2px 8px rgba(0,0,0,0.15)); }
.brand-text { font-size: 26px; font-weight: 800; letter-spacing: 1px; color: var(--text); }
.brand-text .brand-tv { color: var(--accent); font-size: 18px; }
.brand-slogan { font-size: 13px; color: var(--text-3); letter-spacing: 2px; margin-left: 4px; }
.top-actions { display: flex; align-items: center; gap: 14px; }
.search {
  width: 260px; padding: 9px 16px;
  background: var(--input-bg); border: 1px solid var(--input-border);
  border-radius: 20px; color: var(--text); font-size: 14px;
  transition: all .25s;
}
.search::placeholder { color: var(--text-3); }
.search:focus { border-color: var(--accent); background: var(--accent-bg); }
.user-box { display: flex; align-items: center; gap: 10px; }
.user-box .name { font-size: 14px; color: var(--accent); }
.link-btn {
  background: var(--accent-bg); color: var(--accent);
  border: 1px solid var(--accent-border); border-radius: 18px;
  padding: 7px 18px; font-size: 14px; transition: all .25s;
}
.link-btn:hover { background: var(--accent); color: var(--accent-text); }
/* 登录/退出按钮：桌面图文并排，手机端收窄为圆形图标 */
.auth-btn { display: inline-flex; align-items: center; gap: 6px; }
.auth-btn .auth-ico { font-size: 15px; line-height: 1; }
.admin-link {
  background: var(--accent-bg); color: var(--accent);
  border: 1px dashed var(--accent-border); border-radius: 18px;
  padding: 7px 14px; font-size: 13px; text-decoration: none;
  transition: all .25s; white-space: nowrap;
}
.admin-link:hover { background: var(--accent); color: var(--accent-text); border-style: solid; }

/* ---- 皮肤切换器 ---- */
.theme-switcher { position: relative; }
.theme-icon-btn {
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--input-bg); border: 1px solid var(--input-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; color: var(--text-2); transition: all .25s;
}
.theme-icon-btn:hover { background: var(--accent-bg); color: var(--accent); border-color: var(--accent-border); }
.theme-panel {
  position: absolute; top: 48px; right: 0; z-index: 60;
  background: var(--glass); backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--glass-border); border-radius: 16px;
  padding: 16px; box-shadow: 0 12px 40px var(--shadow-strong);
  min-width: 200px; max-height: 480px; overflow-y: auto; transition: opacity .2s, transform .2s;
}
.theme-panel-title { font-size: 13px; font-weight: 500; color: var(--text-2); margin-bottom: 12px; }
.theme-panel-group { font-size: 11px; font-weight: 600; color: var(--text-3); text-transform: uppercase; letter-spacing: 1px; margin: 10px 0 4px; padding-left: 4px; }
.theme-options { display: flex; flex-direction: column; gap: 4px; }
.theme-option {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: 10px; border: none;
  background: transparent; color: var(--text); font-size: 14px;
  transition: background .2s; text-align: left; width: 100%;
}
.theme-option:hover { background: var(--input-bg); }
.theme-option.active { background: var(--accent-bg); color: var(--accent); }
.theme-swatch {
  width: 28px; height: 28px; border-radius: 8px; flex-shrink: 0;
  border: 2px solid var(--border-2); position: relative; overflow: hidden;
}
.theme-swatch::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 40%;
}
.swatch-macos-light { background: linear-gradient(135deg,#f5f5f7 50%,#007AFF 50%); }
.swatch-macos-dark { background: linear-gradient(135deg,#1d1d1f 50%,#0A84FF 50%); }
.swatch-ios-sunset { background: linear-gradient(135deg,#fff5f0 50%,#FF9500 50%); }
.swatch-ios-ocean { background: linear-gradient(135deg,#f0f7fa 50%,#5AC8FA 50%); }
.swatch-graphite { background: linear-gradient(135deg,#1a1a1c 50%,#8E8E93 50%); }
.swatch-yuetv-classic { background: linear-gradient(135deg,#0d1021 50%,#e62e2e 50%); }
.swatch-yuetv-emerald { background: linear-gradient(135deg,#0a1e14 50%,#00b578 50%); }
.swatch-yuetv-gold { background: linear-gradient(135deg,#1a1408 50%,#f0a020 50%); }
.swatch-yuetv-violet { background: linear-gradient(135deg,#140a1e 50%,#9b59b6 50%); }
.swatch-yuetv-sapphire { background: linear-gradient(135deg,#0a1228 50%,#2e86de 50%); }
.swatch-yuetv-rose { background: linear-gradient(135deg,#1e0a14 50%,#e84393 50%); }
.theme-check { margin-left: auto; color: var(--accent); font-size: 16px; }
.theme-option:not(.active) .theme-check { display: none; }

/* ---- 排序切换器 ---- */
.sort-switcher { position: relative; }
.sort-icon-btn {
  background: var(--input-bg); border: 1px solid var(--border); color: var(--text-2);
  padding: 7px 14px; border-radius: 18px; font-size: 13px; cursor: pointer;
  transition: all .2s; white-space: nowrap;
}
.sort-icon-btn:hover { color: var(--text); border-color: var(--accent-border); }
.sort-panel {
  position: absolute; top: 44px; right: 0; z-index: 60;
  background: var(--glass); backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--glass-border); border-radius: 14px;
  padding: 14px 16px; min-width: 180px;
  box-shadow: 0 12px 40px var(--shadow-strong);
}
.sort-panel-title { font-size: 13px; font-weight: 500; color: var(--text-2); margin-bottom: 10px; }
.sort-option {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: 10px; border: none;
  background: none; color: var(--text); font-size: 14px; cursor: pointer;
  width: 100%; text-align: left; transition: background .15s;
}
.sort-option:hover { background: var(--input-bg); }
.sort-option.active { background: var(--accent-bg); color: var(--accent); }
.sort-check { margin-left: auto; color: var(--accent); font-size: 16px; }
.sort-option:not(.active) .sort-check { display: none; }

/* ---- 分组按钮 ---- */
.group-btn {
  background: var(--input-bg); border: 1px solid var(--border); color: var(--text-2);
  padding: 7px 14px; border-radius: 18px; font-size: 13px; cursor: pointer;
  transition: all .2s; white-space: nowrap;
}
.group-btn:hover { color: var(--text); border-color: var(--accent-border); }
.group-btn.on { background: var(--accent-bg); color: var(--accent); border-color: var(--accent-border); }

/* ---- 分组显示模式 ---- */
.ch-group { grid-column: 1 / -1; margin-bottom: 8px; }
.ch-group-header {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 4px 10px;
  border-bottom: 2px solid var(--border);
  margin-bottom: 14px;
}
.ch-group-name { font-size: 17px; font-weight: 700; color: var(--text); }
.ch-group-count { font-size: 12px; color: var(--text-3); }
.ch-group-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px;
}

/* ---- 直播推荐位 ---- */
.hero {
  position: relative; overflow: hidden; margin: 24px 32px 8px;
  border-radius: 18px; min-height: 210px;
  display: flex; align-items: stretch; justify-content: space-between;
  background: var(--hero-grad); border: 1px solid var(--border);
  box-shadow: 0 10px 40px var(--shadow);
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
/* 主播人像背景：高度贴合横幅等比缩放，定位在左侧文字与右侧列表之间的空白区域居中 */
.hero-bg.host {
  background-repeat: no-repeat;
  background-size: auto 100%;
  background-position: calc(50% + 130px) center;
}
/* 频道海报作为 hero 背景时的可读性渐变遮罩 */
.hero-bg.has-poster::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, var(--hero-grad) 0%, rgba(0,0,0,0) 58%, rgba(0,0,0,0.18) 100%);
}
.hero-content { position: relative; z-index: 1; padding: 34px 40px; flex: 1; }
.hero-badge {
  display: inline-block; background: var(--accent); color: var(--accent-text);
  font-size: 12px; font-weight: 700; padding: 4px 12px; border-radius: 12px;
  letter-spacing: 1px; margin-bottom: 14px;
}
.hero-title { font-size: 30px; font-weight: 800; margin-bottom: 10px; color: var(--text); }
.hero-desc { font-size: 14px; color: var(--text-2); margin-bottom: 20px; max-width: 560px; line-height: 1.6; }
.hero-btn {
  background: var(--accent); color: var(--accent-text);
  font-size: 15px; font-weight: 700; border: none;
  padding: 11px 30px; border-radius: 24px;
  box-shadow: 0 6px 22px var(--accent-bg);
  transition: transform .2s, box-shadow .2s;
}
.hero-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 28px var(--accent-border); }
.hero-right { position: relative; z-index: 1; width: 340px; padding: 20px 24px; display: flex; flex-direction: column; justify-content: center; gap: 8px; }
.hero-host { display: flex; align-items: center; gap: 14px; padding: 12px 14px; margin-bottom: 8px;
  border-radius: 16px; background: var(--card-bg, rgba(255,255,255,.06)); border: 1px solid var(--border); }
.host-avatar { position: relative; width: 64px; height: 64px; flex-shrink: 0; border-radius: 50%;
  padding: 2.5px; background: linear-gradient(135deg, var(--accent), #f6c445, var(--accent));
  box-shadow: 0 4px 18px var(--shadow); }
.host-avatar img { width: 100%; height: 100%; border-radius: 50%; object-fit: cover; display: block;
  border: 2px solid var(--card-bg, #fff); animation: hostIn .8s ease .2s both; }
@keyframes hostIn { from { opacity: 0; transform: scale(.86); } to { opacity: 1; transform: scale(1); } }
.host-live { position: absolute; right: -2px; bottom: -2px; font-size: 8.5px; font-weight: 800; letter-spacing: .5px;
  padding: 2px 6px; border-radius: 8px; color: #fff; background: #e11d48;
  box-shadow: 0 0 0 2px var(--card-bg, #fff); }
.host-name { font-size: 14px; font-weight: 800; color: var(--text); }
.host-sub { font-size: 11.5px; color: var(--text-2); margin-top: 3px; line-height: 1.45; }
.hero-channel-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 14px; border-radius: 10px;
  background: var(--surface-2); border: 1px solid var(--border);
  cursor: pointer; transition: all .2s;
}
.hero-channel-item:hover { background: var(--accent-bg); border-color: var(--accent-border); }
.hci-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--accent); flex-shrink: 0; }
.hci-thumb {
  width: 52px; height: 30px; border-radius: 6px; object-fit: cover; flex-shrink: 0;
  border: 1px solid var(--border-2); background: var(--thumb-grad);
  transition: transform .2s;
}
.hero-channel-item:hover .hci-thumb { transform: scale(1.08); }
.hci-name { font-size: 13px; font-weight: 600; color: var(--text); }
.hci-code { margin-left: auto; font-size: 11px; color: var(--text-3); }

/* ---- 分类导航 ---- */
.filters { display: flex; flex-wrap: wrap; gap: 8px; padding: 20px 32px 6px; align-items: center; }
.filter-btn {
  background: var(--input-bg); color: var(--text-2);
  border: 1px solid var(--border); padding: 8px 20px; border-radius: 20px;
  font-size: 14px; transition: all .25s;
}
.filter-btn:hover { color: var(--text); background: var(--surface-2); }
.filter-btn.active {
  background: var(--accent); color: var(--accent-text); border-color: transparent;
  box-shadow: 0 4px 14px var(--accent-bg);
}

/* ---- 频道海报网格 ---- */
.channel-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 18px; padding: 20px 32px 40px;
}
.ch-card {
  background: var(--card-grad); border: 1px solid var(--border);
  border-radius: 14px; overflow: hidden; cursor: pointer;
  transition: transform .2s, border-color .2s, box-shadow .2s;
}
.ch-card:hover {
  transform: translateY(-4px); border-color: var(--card-hover-border);
  box-shadow: 0 12px 30px var(--shadow-strong);
}
.ch-thumb {
  position: relative; height: 132px;
  display: flex; align-items: center; justify-content: center;
  background: var(--thumb-grad); border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.tv-icon { font-size: 40px; filter: drop-shadow(0 4px 10px var(--shadow)); }
.ch-logo {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; display: block; pointer-events: none;
  background: var(--thumb-grad);
}
/* 频道海报卡片：加载时淡入，悬浮轻微放大 */
.ch-poster { animation: posterIn .45s ease both; transition: transform .35s ease; }
.ch-card:hover .ch-poster { transform: scale(1.06); }
@keyframes posterIn { from { opacity: 0; } to { opacity: 1; } }
/* v1.3.0 模板显示方式：图标模式（紧凑小卡） */
.ch-card-icon .ch-thumb { height: 76px; }
.ch-card-icon .tv-icon { font-size: 26px; }
.ch-card-icon .ch-name { font-size: 14px; }
.ch-card-icon .ch-desc { display: none; }
.ch-card-icon .ch-meta { font-size: 10px; }
/* v1.3.0 模板显示方式：文字模式（无图纯文字） */
.ch-card-text .ch-thumb {
  height: 76px; gap: 10px; background: var(--card-grad);
}
.ch-text-logo {
  font-size: 20px; font-weight: 800; letter-spacing: 1px;
  color: var(--text-strong, #fff); text-shadow: 0 2px 8px var(--shadow);
  max-width: 90%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.ch-card-text .ch-desc { display: none; }
.live-badge {
  position: absolute; top: 10px; left: 10px;
  background: var(--accent); color: var(--accent-text);
  font-size: 10px; font-weight: 700; padding: 3px 8px; border-radius: 8px;
}
.real-badge {
  position: absolute; top: 10px; right: 10px;
  background: var(--green); color: #fff;
  font-size: 10px; font-weight: 700; padding: 3px 8px; border-radius: 8px;
}
.fav-star { position: absolute; top: 8px; right: 10px; color: var(--gold); font-size: 16px; text-shadow: 0 2px 6px var(--shadow); }
.click-badge {
  position: absolute; bottom: 10px; left: 10px;
  background: rgba(0,0,0,0.55); color: #fff;
  font-size: 10px; font-weight: 600; padding: 2px 7px; border-radius: 8px;
  backdrop-filter: blur(4px);
}
.click-badge.hot {
  background: var(--orange, #ff6b35); color: #fff;
  font-weight: 700; box-shadow: 0 2px 8px rgba(255,107,53,0.4);
}
.ch-info { padding: 14px 16px 16px; }
.ch-name { font-size: 16px; font-weight: 700; margin-bottom: 6px; color: var(--text); }
.ch-meta { display: flex; justify-content: space-between; font-size: 11px; color: var(--text-3); margin-bottom: 8px; letter-spacing: 0.5px; }
.ch-desc { font-size: 12px; color: var(--text-2); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ---- 单栏列表模式（view-list） ---- */
.channel-grid.view-list { grid-template-columns: 1fr; gap: 12px; }
.channel-grid.view-list .ch-group-grid { grid-template-columns: 1fr; gap: 12px; }
.channel-grid.view-list .ch-card { display: flex; align-items: stretch; }
.channel-grid.view-list .ch-thumb {
  width: 168px; height: 96px; flex-shrink: 0;
  border-bottom: none; border-right: 1px solid var(--border);
}
.channel-grid.view-list .ch-info {
  flex: 1; display: flex; flex-direction: column; justify-content: center;
  padding: 12px 16px; gap: 4px;
}
.channel-grid.view-list .ch-name { margin-bottom: 0; font-size: 16px; }
.channel-grid.view-list .ch-meta { margin-bottom: 0; }
.channel-grid.view-list .ch-desc { white-space: nowrap; -webkit-line-clamp: 1; }


/* ---- 播放器弹窗 ---- */
.player-modal {
  position: fixed; inset: 0; z-index: 100;
  background: var(--modal-bg); backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center; padding: 20px;
  background-size: cover; background-position: center; /* 频道海报暗化背景 */
}
.player-modal.hidden { display: none; }
.player-shell {
  width: min(960px, 96vw); background: var(--panel-bg);
  border: 1px solid var(--border-2); border-radius: 16px; overflow: hidden;
  box-shadow: 0 24px 80px var(--shadow-strong);
}
.player-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; background: var(--panel-head); border-bottom: 1px solid var(--border);
}
.back-btn {
  background: var(--input-bg); color: var(--text); border: none;
  padding: 8px 16px; border-radius: 8px; font-size: 14px; transition: background .2s;
}
.back-btn:hover { background: var(--surface-2); }
.player-title { font-size: 17px; font-weight: 700; color: var(--text); }
.fav-btn {
  background: var(--accent-bg); color: var(--gold);
  border: 1px solid var(--border-2); padding: 8px 16px; border-radius: 18px; font-size: 13px; transition: all .2s;
}
.fav-btn:hover { background: var(--surface-2); }
.fav-btn.on { background: var(--gold); color: #3a2c00; }
/* 观看时长实时秒表 */
.watch-timer { font-size: 13px; color: var(--text-sec, #8b93b0); font-variant-numeric: tabular-nums; white-space: nowrap; }
.player-head .watch-timer { margin-left: 12px; }
/* P2P 徽章（v1.2.5） */
.p2p-badge { font-size: 12px; color: #34d399; background: rgba(52,211,153,.12); border: 1px solid rgba(52,211,153,.3); padding: 3px 10px; border-radius: 20px; white-space: nowrap; margin-left: 8px; font-variant-numeric: tabular-nums; }
.video-wrap { position: relative; background: #000; }
.video-wrap video { width: 100%; aspect-ratio: 16 / 9; display: block; background: #000; }
/* 全屏模式（v1.2.2 + v1.2.7 修复）：容器全屏时视频铺满屏幕，超链层随容器进入全屏层一起显示 */
.video-wrap:fullscreen { width: 100vw; height: 100vh; background: #000; }
.video-wrap:fullscreen video,
.video-wrap:-webkit-full-screen video { width: 100%; height: 100%; max-height: 100vh; aspect-ratio: auto; object-fit: contain; }
.video-wrap:-webkit-full-screen { width: 100vw; height: 100vh; background: #000; }
.video-wrap:fullscreen .player-tip,
.video-wrap:-webkit-full-screen .player-tip { z-index: 30; }
/* 自定义全屏按钮（v1.2.7）：替代被 controlslist=nofullscreen 隐藏的原生按钮，直接对容器全屏 */
.fs-btn {
  position: absolute; bottom: 10px; right: 10px; z-index: 20;
  width: 36px; height: 36px; border: none; border-radius: 6px;
  background: rgba(0,0,0,0.5); color: #fff; font-size: 20px; line-height: 1;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background 0.2s;
}
.fs-btn:hover { background: rgba(0,0,0,0.7); }
.video-wrap:fullscreen .fs-btn,
.video-wrap:-webkit-full-screen .fs-btn { z-index: 20; bottom: 16px; right: 16px; }

/* ---- 无线投屏（v1.7.0 DLNA）：TV 小按钮 + 超小帮助按钮 + 投屏中徽章 ---- */
.cast-tools { position: absolute; bottom: 10px; right: 54px; z-index: 20; display: flex; align-items: center; gap: 4px; }
.cast-btn {
  border: none; border-radius: 6px; background: rgba(0,0,0,0.5); color: #fff;
  font-size: 13px; line-height: 1; padding: 0 10px; height: 36px;
  cursor: pointer; display: flex; align-items: center; gap: 4px;
  transition: background 0.2s; font-weight: 600; letter-spacing: 0.5px;
}
.cast-btn:hover { background: rgba(0,0,0,0.7); }
.cast-btn.on { background: rgba(0,132,255,0.75); }
.cast-tv { font-size: 15px; }
/* 超小帮助按钮：手机小屏单指可点（≥22px 触控热区） */
.cast-help-btn {
  border: none; border-radius: 50%; width: 22px; height: 22px;
  background: rgba(255,255,255,0.18); color: rgba(255,255,255,0.85);
  font-size: 12px; line-height: 1; cursor: pointer; display: flex;
  align-items: center; justify-content: center; transition: background 0.2s;
  padding: 0;
}
.cast-help-btn:hover { background: rgba(255,255,255,0.35); }
.video-wrap:fullscreen .cast-tools,
.video-wrap:-webkit-full-screen .cast-tools { z-index: 20; bottom: 16px; right: 60px; }
.cast-active-badge {
  position: absolute; top: 10px; left: 10px; z-index: 20;
  font-size: 12px; color: #4da3ff; background: rgba(0,0,0,0.55);
  border: 1px solid rgba(77,163,255,0.4); padding: 3px 10px; border-radius: 20px;
}
.cast-active-badge.hidden { display: none; }
/* 投屏/帮助弹窗 */
.cast-modal { position: fixed; inset: 0; z-index: 1000; background: rgba(6,8,16,0.72); display: flex; align-items: center; justify-content: center; padding: 16px; }
.cast-modal.hidden { display: none; }
.cast-card {
  position: relative; width: 100%; max-width: 380px; max-height: 82vh; overflow-y: auto;
  background: var(--surface-1, #12172a); border: 1px solid var(--border, #2a3155);
  border-radius: 14px; padding: 18px 18px 16px; box-shadow: 0 12px 40px rgba(0,0,0,0.5);
}
.cast-help-card { max-width: 420px; }
.cast-title { font-size: 16px; font-weight: 700; color: var(--text-1, #e8eaf2); margin-bottom: 4px; }
.cast-sub { font-size: 12px; color: var(--text-sec, #8b93b0); margin-bottom: 12px; }
.cast-device-list { display: flex; flex-direction: column; gap: 8px; min-height: 60px; }
.cast-device {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px;
  background: rgba(255,255,255,0.04); border: 1px solid var(--border, #2a3155);
  border-radius: 10px; cursor: pointer; transition: border-color 0.2s;
}
.cast-device:hover { border-color: var(--gold, #f5c542); }
.cast-device-ico { font-size: 20px; }
.cast-device-info { flex: 1; min-width: 0; }
.cast-device-name { font-size: 14px; font-weight: 600; color: var(--text-1, #e8eaf2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cast-device-meta { font-size: 11px; color: var(--text-sec, #8b93b0); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cast-device-btn { border: none; border-radius: 6px; background: var(--gold, #f5c542); color: #3a2c00; font-size: 12px; font-weight: 700; padding: 6px 12px; cursor: pointer; white-space: nowrap; }
.cast-device-btn.stop { background: rgba(255,99,99,0.15); color: #ff8f8f; border: 1px solid rgba(255,99,99,0.35); }
.cast-empty { font-size: 13px; color: var(--text-sec, #8b93b0); text-align: center; padding: 18px 8px; line-height: 1.7; }
.cast-actions { display: flex; gap: 8px; margin-top: 12px; }
.cast-refresh-btn { flex: 1; border: 1px solid var(--border, #2a3155); background: transparent; color: var(--text-2, #b6bcd4); border-radius: 8px; font-size: 13px; padding: 8px 0; cursor: pointer; }
.cast-refresh-btn:hover { background: rgba(255,255,255,0.05); }
.cast-help-link { border: none; background: transparent; color: #5a8cff; font-size: 13px; cursor: pointer; padding: 8px 4px; }
.cast-status { margin-top: 10px; font-size: 12px; line-height: 1.6; border-radius: 8px; padding: 8px 10px; }
.cast-status.hidden { display: none; }
.cast-status.ok { color: #34d399; background: rgba(52,211,153,0.1); }
.cast-status.err { color: #ff8f8f; background: rgba(255,99,99,0.1); }
/* 帮助内容 */
.cast-help-body { font-size: 13px; line-height: 1.75; color: var(--text-2, #b6bcd4); }
.cast-help-lead { color: var(--text-1, #e8eaf2); margin-bottom: 8px; }
.cast-help-step { padding: 6px 10px; background: rgba(255,255,255,0.04); border-radius: 8px; margin-bottom: 6px; }
.cast-help-step b, .cast-help-li b { color: var(--gold, #f5c542); }
.cast-help-sec { font-size: 13px; font-weight: 700; color: var(--text-1, #e8eaf2); margin: 12px 0 4px; }
.cast-help-li { font-size: 12.5px; color: var(--text-sec, #9aa1bd); padding-left: 2px; }
@media (max-width: 480px) {
  .cast-tools { right: 50px; }
  .cast-btn { font-size: 12px; padding: 0 8px; height: 32px; }
  .cast-help-btn { width: 20px; height: 20px; font-size: 11px; }
}
.player-tip {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  color: #a5abc4; font-size: 15px; background: #000; letter-spacing: 1px;
}
.player-tip.hidden { display: none; }
.player-info { padding: 14px 20px; font-size: 13px; color: var(--text-2); border-top: 1px solid var(--border); }

/* ---- 视频上浮超链（v1.2.1 增强版：纹理/字体/图片/透明度/动效） ---- */
.overlay-layer { position: absolute; inset: 0; pointer-events: none; z-index: 5; }
.overlay-item {
  position: absolute; pointer-events: auto; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  text-decoration: none; white-space: nowrap;
  z-index: 10; user-select: none;
}
.overlay-item:hover { filter: brightness(1.15); }
.overlay-item.hidden { display: none; }
/* 超链关闭按钮（v1.2.7）：用户手动关闭超链，在 endTime=0 不自动消失时使用 */
.ov-close-btn {
  position: absolute; top: -8px; right: -8px; z-index: 15;
  width: 20px; height: 20px; border-radius: 50%;
  background: rgba(0,0,0,0.6); color: #fff; font-size: 14px; line-height: 1;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; border: 1px solid rgba(255,255,255,0.3);
  transition: background 0.15s;
}
.ov-close-btn:hover { background: rgba(220,53,69,0.85); }
.overlay-pos-top-left { top: 12px; left: 12px; }
.overlay-pos-top-right { top: 12px; right: 12px; }
.overlay-pos-bottom-left { bottom: 52px; left: 12px; }
.overlay-pos-bottom-right { bottom: 52px; right: 12px; }
.overlay-pos-center { top: 50%; left: 50%; transform: translate(-50%, -50%); }

/* === 进入特技（一次性动画） === */
@keyframes ov-fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes ov-slide-left { from { opacity: 0; transform: translateX(-100%); } to { opacity: 1; transform: translateX(0); } }
@keyframes ov-slide-right { from { opacity: 0; transform: translateX(100%); } to { opacity: 1; transform: translateX(0); } }
@keyframes ov-slide-up { from { opacity: 0; transform: translateY(100%); } to { opacity: 1; transform: translateY(0); } }
@keyframes ov-slide-down { from { opacity: 0; transform: translateY(-100%); } to { opacity: 1; transform: translateY(0); } }
@keyframes ov-zoom-in { from { opacity: 0; transform: scale(0.3); } to { opacity: 1; transform: scale(1); } }
@keyframes ov-bounce-in { 0% { opacity: 0; transform: scale(0.3); } 50% { opacity: 1; transform: scale(1.15); } 70% { transform: scale(0.9); } 100% { transform: scale(1); } }
@keyframes ov-rotate-in { from { opacity: 0; transform: rotate(-180deg) scale(0.5); } to { opacity: 1; transform: rotate(0) scale(1); } }
@keyframes ov-flip-x { from { opacity: 0; transform: perspective(400px) rotateY(90deg); } to { opacity: 1; transform: perspective(400px) rotateY(0); } }
@keyframes ov-flip-y { from { opacity: 0; transform: perspective(400px) rotateX(90deg); } to { opacity: 1; transform: perspective(400px) rotateX(0); } }
.ov-entr-fade-in { animation: ov-fade-in var(--ov-dur,500ms) ease forwards var(--ov-delay,0ms); }
.ov-entr-slide-left { animation: ov-slide-left var(--ov-dur,500ms) ease forwards var(--ov-delay,0ms); }
.ov-entr-slide-right { animation: ov-slide-right var(--ov-dur,500ms) ease forwards var(--ov-delay,0ms); }
.ov-entr-slide-up { animation: ov-slide-up var(--ov-dur,500ms) ease forwards var(--ov-delay,0ms); }
.ov-entr-slide-down { animation: ov-slide-down var(--ov-dur,500ms) ease forwards var(--ov-delay,0ms); }
.ov-entr-zoom-in { animation: ov-zoom-in var(--ov-dur,500ms) ease forwards var(--ov-delay,0ms); }
.ov-entr-bounce-in { animation: ov-bounce-in var(--ov-dur,800ms) cubic-bezier(.36,.07,.19,.97) forwards var(--ov-delay,0ms); }
.ov-entr-rotate-in { animation: ov-rotate-in var(--ov-dur,700ms) ease forwards var(--ov-delay,0ms); }
.ov-entr-flip-x { animation: ov-flip-x var(--ov-dur,600ms) ease forwards var(--ov-delay,0ms); }
.ov-entr-flip-y { animation: ov-flip-y var(--ov-dur,600ms) ease forwards var(--ov-delay,0ms); }

/* === 持续运动（循环动画，在入场动画后开始） === */
@keyframes ov-float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes ov-pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.08); } }
@keyframes ov-shake { 0%,100% { transform: translateX(0); } 25% { transform: translateX(-3px); } 75% { transform: translateX(3px); } }
@keyframes ov-flash { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
@keyframes ov-marquee-l { 0% { transform: translateX(100%); } 100% { transform: translateX(-100%); } }
@keyframes ov-marquee-r { 0% { transform: translateX(-100%); } 100% { transform: translateX(100%); } }
.ov-mot-float { animation: ov-float calc(3s / var(--mot-speed,1)) ease-in-out infinite; }
.ov-mot-pulse { animation: ov-pulse calc(2s / var(--mot-speed,1)) ease-in-out infinite; }
.ov-mot-shake { animation: ov-shake calc(0.5s / var(--mot-speed,1)) ease-in-out infinite; }
.ov-mot-flash { animation: ov-flash calc(1s / var(--mot-speed,1)) ease-in-out infinite; }
.ov-mot-marquee-left { animation: ov-marquee-l calc(6s / var(--mot-speed,1)) linear infinite; }
.ov-mot-marquee-right { animation: ov-marquee-r calc(6s / var(--mot-speed,1)) linear infinite; }

/* ---- 登录弹窗 ---- */
.auth-modal {
  position: fixed; inset: 0; z-index: 120;
  background: var(--modal-bg); backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
}
.auth-modal.hidden { display: none; }
.auth-card {
  position: relative;
  width: 360px; background: var(--panel-bg);
  border: 1px solid var(--border-2); border-radius: 16px; padding: 30px;
  box-shadow: 0 24px 80px var(--shadow-strong);
}
.auth-close {
  position: absolute; top: 12px; right: 12px;
  width: 32px; height: 32px; border: none; border-radius: 50%;
  background: var(--input-bg); color: var(--text-2);
  font-size: 14px; line-height: 1; cursor: pointer; transition: all .2s;
}
.auth-close:hover { background: var(--accent); color: var(--accent-text); }
.auth-brand { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.auth-brand-img { width: 56px; height: 56px; }
.auth-brand { text-align: center; font-size: 30px; font-weight: 800; margin-bottom: 20px; color: var(--text); }
.auth-brand .auth-brand-tv { color: var(--accent); }
.auth-tabs { display: flex; gap: 10px; margin-bottom: 18px; }
.auth-tab {
  flex: 1; padding: 10px; background: var(--input-bg);
  color: var(--text-2); border: none; border-radius: 10px; font-size: 14px; transition: all .25s;
}
.auth-tab.active { background: var(--accent); color: var(--accent-text); }
.auth-card input {
  width: 100%; padding: 11px 14px; margin-bottom: 12px;
  background: var(--input-bg); border: 1px solid var(--input-border);
  border-radius: 10px; color: var(--text); font-size: 14px; transition: border-color .2s;
}
.auth-card input:focus { border-color: var(--accent); }
.btn-primary {
  width: 100%; padding: 12px; background: var(--accent);
  color: var(--accent-text); border: none; border-radius: 10px;
  font-size: 15px; font-weight: 700; box-shadow: 0 6px 18px var(--accent-bg);
  transition: transform .2s;
}
.btn-primary:hover { transform: translateY(-1px); }
.err { color: var(--accent); font-size: 13px; margin-top: 10px; min-height: 18px; }

/* ---- 微信扫码登录 ---- */
.wx-qr-container { display: flex; justify-content: center; padding: 10px 0 6px; min-height: 240px; }
.wx-qr-container iframe { border: none; border-radius: 8px; }
.wx-qr-tip { text-align: center; font-size: 13px; color: var(--text-2); margin-bottom: 8px; }
.wx-qr-status { text-align: center; font-size: 12px; color: var(--accent); min-height: 16px; }
.wx-qr-status.success { color: #07c160; }
.wx-qr-status.error { color: var(--accent); }
.wx-qr-placeholder { text-align: center; padding: 60px 20px; color: var(--text-2); font-size: 13px; }

/* ---- 我的观看画像弹窗（v1.6.0） ---- */
.profile-modal {
  position: fixed; inset: 0; z-index: 120;
  background: var(--modal-bg); backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
}
.profile-modal.hidden { display: none; }
.profile-card {
  position: relative;
  width: min(640px, calc(100vw - 32px));
  max-height: 86vh; display: flex; flex-direction: column;
  background: var(--panel-bg); border: 1px solid var(--border-2);
  border-radius: 16px; box-shadow: 0 24px 80px var(--shadow-strong);
}
.profile-body { overflow-y: auto; padding: 24px 26px; }
.pf-loading { text-align: center; padding: 60px 20px; color: var(--text-2); font-size: 14px; }
.pf-head { margin-bottom: 16px; }
.pf-title { font-size: 19px; font-weight: 800; color: var(--text); }
.pf-sub { font-size: 12px; color: var(--text-3); margin-top: 4px; }
.pf-kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 14px; }
.pf-kpi {
  background: var(--input-bg); border: 1px solid var(--input-border);
  border-radius: 12px; padding: 12px 8px; text-align: center;
}
.pf-kpi-val { font-size: 17px; font-weight: 800; color: var(--text); word-break: break-all; }
.pf-kpi-name { font-size: 11px; color: var(--text-3); margin-top: 4px; }
.pf-fav {
  font-size: 13px; color: var(--text-2); background: var(--input-bg);
  border: 1px solid var(--input-border); border-radius: 10px; padding: 10px 14px; margin-bottom: 14px;
}
.pf-fav b { color: var(--text); }
.pf-sec { font-size: 14px; font-weight: 700; color: var(--text); margin: 18px 0 10px; }
.pf-bar-row { display: flex; align-items: center; gap: 10px; margin-bottom: 7px; }
.pf-bar-label {
  width: 110px; flex: none; font-size: 12px; color: var(--text-2);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; text-align: right;
}
.pf-bar-track { flex: 1; height: 10px; background: var(--input-bg); border-radius: 5px; overflow: hidden; }
.pf-bar-fill { height: 100%; background: var(--pf-tone, var(--accent)); border-radius: 5px; opacity: .85; }
.pf-bar-val { flex: none; font-size: 11px; color: var(--text-3); min-width: 90px; }
.pf-hours { display: flex; align-items: flex-end; gap: 3px; padding: 6px 0 2px; }
.pf-hour-col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 3px; }
.pf-hour-bar { width: 100%; max-width: 18px; background: var(--pf-tone, var(--accent)); opacity: .8; border-radius: 3px 3px 0 0; }
.pf-hour-label { font-size: 9px; color: var(--text-3); }
.pf-recent table { width: 100%; border-collapse: collapse; font-size: 12px; }
.pf-recent th {
  text-align: left; padding: 7px 8px; color: var(--text-3); font-weight: 600;
  border-bottom: 1px solid var(--border); white-space: nowrap;
}
.pf-recent td { padding: 7px 8px; color: var(--text-2); border-bottom: 1px solid var(--border); }
.pf-recent tr:last-child td { border-bottom: none; }
@media (max-width: 560px) {
  .pf-kpis { grid-template-columns: repeat(2, 1fr); }
  .pf-bar-label { width: 72px; }
  .pf-bar-val { min-width: 70px; }
}

/* ---- 页脚 ---- */
.footer {
  text-align: center; padding: 26px; color: var(--text-3); font-size: 12px;
  border-top: 1px solid var(--border); letter-spacing: 0.5px;
}

/* ---- 响应式 ---- */
/* 中等屏幕：人像略缩小，避免挤占文字区 */
@media (max-width: 1100px) {
  .hero-bg.host { background-size: auto 86%; background-position: calc(50% + 70px) center; opacity: .9; }
}

@media (max-width: 760px) {
  .topbar { padding: 12px 16px; flex-wrap: wrap; gap: 10px; }
  .top-actions { flex-wrap: wrap; row-gap: 10px; }
  .brand-slogan { display: none; }
  .search { width: 100%; order: 3; flex: 1 1 100%; }
  .hero { margin: 14px 14px 4px; flex-direction: column; min-height: auto; }
  /* 手机端：人像淡化作为装饰背景，保证文字与频道列表可读 */
  .hero-bg.host { background-size: auto 78%; background-position: 85% center; opacity: .55; }
  .hero-content { padding: 22px; }
  .hero-right { width: 100%; padding: 0 14px 18px; }
  .hero-host { padding: 10px 12px; } .host-avatar { width: 54px; height: 54px; }
  .hero-title { font-size: 22px; }
  .filters { padding: 14px 14px 4px; }
  .channel-grid { padding: 14px 14px 30px; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
  .ch-thumb { height: 90px; }
  /* 手机端单栏列表更紧凑 */
  .channel-grid.view-list .ch-thumb { width: 118px; height: 76px; }
  .channel-grid.view-list .ch-info { padding: 10px 12px; }
  .channel-grid.view-list .ch-name { font-size: 15px; }
  .channel-grid.view-list .ch-desc { display: none; }
  .footer { padding: 18px; }
  .theme-panel { right: -8px; min-width: 180px; }
  /* 手机端：登录/退出按钮收窄为圆形图标，与主题按钮同尺寸；昵称超长截断 */
  .auth-btn { width: 38px; height: 38px; padding: 0; border-radius: 50%; justify-content: center; }
  .auth-btn .auth-text { display: none; }
  .auth-btn .auth-ico { font-size: 17px; }
  .user-box .name { max-width: 76px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
}

/* ================= v1.16.0：广告浮层（换台/插播广告漂浮在视频上层） ================= */
/* adLayer 覆盖整个 .video-wrap，自身不拦截事件（pointer-events:none），
   各 .ad-float 才可交互；层级 30 与全屏 player-tip 同级（在视频之上、控件之下不打架） */
.ad-layer {
  position: absolute; inset: 0;
  pointer-events: none;
  z-index: 30;
  overflow: hidden;
}
.ad-float {
  position: absolute;
  pointer-events: auto;
  background: rgba(10, 12, 22, .86);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 10px;
  padding: 10px 12px 26px;
  max-width: min(420px, 60%);
  box-shadow: 0 6px 24px rgba(0, 0, 0, .45);
  backdrop-filter: blur(4px);
  animation: adFloatIn .25s ease-out;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}
@keyframes adFloatIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.ad-pos-bottom-right { right: 14px; bottom: 52px; }
.ad-pos-bottom-left { left: 14px; bottom: 52px; }
.ad-pos-top-right { right: 14px; top: 14px; }
.ad-pos-top-left { left: 14px; top: 14px; }
.ad-pos-center {
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  animation: adFloatCenterIn .25s ease-out;
}
@keyframes adFloatCenterIn {
  from { opacity: 0; transform: translate(-50%, calc(-50% + 10px)); }
  to { opacity: 1; transform: translate(-50%, -50%); }
}
.ad-text {
  color: #fff;
  font-size: 15px;
  line-height: 1.55;
  text-shadow: 0 1px 3px rgba(0, 0, 0, .8);
  max-width: 100%;
  word-break: break-word;
  white-space: pre-wrap;
}
.ad-img {
  display: block;
  max-width: 100%;
  max-height: 32vh;
  border-radius: 6px;
  object-fit: contain;
}
.ad-video {
  display: block;
  width: min(360px, 46vw);
  max-height: 40vh;
  border-radius: 6px;
  background: #000;
}
.ad-close {
  position: absolute;
  right: 6px; bottom: 4px;
  width: 22px; height: 22px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, .18);
  color: #fff;
  font-size: 12px;
  line-height: 22px;
  text-align: center;
  cursor: pointer;
  padding: 0;
}
.ad-close:hover { background: rgba(255, 255, 255, .35); }
.ad-countdown {
  position: absolute;
  left: 10px; bottom: 8px;
  color: rgba(255, 255, 255, .65);
  font-size: 11px;
  pointer-events: none;
}
/* 视频广告自带原生控件，浮层整体不跳转 */
.ad-float:has(.ad-video) { cursor: default; }

/* v1.16.0：滑动换台顶部提示胶囊（.video-wrap 子节点，随容器进全屏） */
.swipe-toast {
  position: absolute;
  top: 12px; left: 50%;
  transform: translate(-50%, -6px);
  background: rgba(10, 12, 22, .85);
  color: #fff;
  font-size: 13px;
  padding: 7px 18px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, .14);
  z-index: 40;
  pointer-events: none;
  opacity: 0;
  transition: opacity .18s ease-out, transform .18s ease-out;
  white-space: nowrap;
  max-width: 90%;
  overflow: hidden;
  text-overflow: ellipsis;
}
.swipe-toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}