/**
 * 影视在线 - 小米设计风格
 * 核心：简洁留�?+ 橙色强调 + 圆角卡片 + flex布局
 */

/* ========== CSS Variables ========== */
:root {
    --brand-primary: #FF6700;
    --brand-deep-start: #1e2a4a;
    --brand-deep-end: #2d3b6b;
    --surface: #fff;
    --surface-muted: #f7f8fa;
    --text-main: #242933;
    --text-muted: #687180;

    /* 主色调 */
    --color-primary: var(--brand-primary);
    --color-primary-hover: #e55d00;
    --color-primary-light: #fff5eb;
    --color-primary-border: #ffe0b2;
    
    /* 文本色 */
    --color-text: var(--text-main);
    --color-text-secondary: var(--text-muted);
    --color-text-hint: #999999;
    --color-text-disabled: #cccccc;
    
    /* 背景色 */
    --color-bg: var(--surface-muted);
    --color-bg-white: var(--surface);
    --color-bg-hover: #fafafa;
    
    /* 边框色 */
    --color-border: #f0f0f0;
    --color-border-dark: #e0e0e0;
    
    /* 功能色 */
    --color-success: #52c41a;
    --color-error: #ff4d4f;
    --color-warning: #fa8c16;
    
    /* 阴影 */
    --shadow-sm: 0 2px 8px rgba(0,0,0,.06);
    --shadow-md: 0 4px 16px rgba(0,0,0,.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,.12);
    
    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 999px;
    
    /* 过渡 */
    --transition-fast: .15s ease;
    --transition-normal: .2s ease;
    --transition-slow: .3s ease;
}

/* ========== Reset ========== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { height: 100%; font-size: 14px; }
body {
    font-family: 'MiSans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
    line-height: 1.6; color: var(--color-text, #242933); background: var(--color-bg, #f7f8fa);
    min-height: 100%; display: flex; flex-direction: column;
}
a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-hover); }
img { max-width: 100%; height: auto; vertical-align: middle; border: 0; }

/* main-wrap 撑开body，footer始终底部 */
.main-wrap { flex: 1 0 auto; width: 100%; }

/* ========== Container ========== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ========== Header ========== */
.header {
    background: var(--color-bg-white, #fff); border-bottom: 1px solid var(--color-border, #f0f0f0);
    position: sticky; top: 0; z-index: 100;
}
.header-flex {
    display: flex; align-items: center; height: 56px;
}
.logo {
    display: flex; align-items: center; gap: 8px;
    font-size: 18px; font-weight: 700; color: var(--color-primary, #FF6700);
    white-space: nowrap; margin-right: 28px; flex-shrink: 0;
}
.logo-icon {
    width: 28px; height: 28px; background: var(--color-primary, #FF6700); border-radius: 6px;
    display: inline-flex; align-items: center; justify-content: center;
    color: #fff; font-size: 12px;
}
.nav-main {
    display: flex; align-items: center; gap: 0; flex-shrink: 0;
}
.nav-main a {
    padding: 0 14px; height: 56px; display: flex; align-items: center;
    font-size: 14px; color: var(--color-text-secondary, #555); transition: color var(--transition-normal, .2s); white-space: nowrap;
}
.nav-main a:hover { color: var(--color-primary, #FF6700); }
.nav-main a.active { color: var(--color-primary, #FF6700); border-bottom: 3px solid var(--color-primary, #FF6700); font-weight: 600; }
.header-spacer { flex: 1; }
.header-right {
    display: flex; align-items: center; gap: 12px; flex-shrink: 0;
}
.search-box {
    display: flex; align-items: center; background: var(--color-bg, #f7f8fa);
    border-radius: 20px; padding: 0 4px 0 12px; height: 32px;
}
.search-box input {
    border: none; background: none; outline: none; font-size: 13px;
    width: 240px; height: 100%; transition: width .2s;
}
.search-box input::placeholder { color: var(--color-text-hint, #999); }
.search-box:focus-within input { width: 320px; }
.search-box button {
    width: 28px; height: 28px; border-radius: 50%; border: none;
    background: var(--color-primary, #FF6700); color: #fff; cursor: pointer; font-size: 14px;
    transition: box-shadow .2s;
}
.search-box button:hover { box-shadow: 0 0 0 3px rgba(255,103,0,.15); }
.user-area { display: flex; align-items: center; gap: 8px; }
.user-btn {
    padding: 4px 12px; font-size: 13px; color: var(--color-text-secondary, #555); border-radius: 4px;
}
.user-btn:hover { color: var(--color-primary, #FF6700); }
.user-btn-primary {
    background: var(--color-primary); color: #fff !important; box-shadow: 0 2px 8px rgba(255,103,0,.2);
}
.user-btn-primary:hover { background: var(--color-primary-hover); color: #fff !important; box-shadow: 0 4px 12px rgba(255,103,0,.3); }

/* ========== Footer ========== */
.footer {
    background: var(--color-bg-white, #fff); border-top: 1px solid var(--color-border, #f0f0f0);
    padding: 32px 0 20px; margin-top: auto; flex-shrink: 0;
}
.footer-row {
    display: flex; justify-content: space-between; gap: 40px;
    padding-bottom: 20px; border-bottom: 1px solid var(--color-border, #f0f0f0);
}
.footer-brand .logo { font-size: 16px; margin: 0; }
.footer-brand p { color: var(--color-text-hint, #999); font-size: 13px; margin-top: 4px; }
.footer-links h4 { font-size: 14px; margin-bottom: 8px; color: var(--color-text, #242933); }
.footer-links a { display: block; font-size: 13px; color: var(--color-text-hint, #999); margin-bottom: 4px; }
.footer-links a:hover { color: var(--color-primary, #FF6700); }
.footer-copy { text-align: center; color: var(--color-text-disabled, #ccc); font-size: 12px; margin-top: 16px; }

/* ========== Banner ========== */
.banner { position: relative; border-radius: 8px; overflow: hidden; margin-bottom: 24px; }
.banner-slide { display: block; }
.banner-slide img { width: 100%; height: 360px; object-fit: cover; }
@media (max-width: 992px) { .banner-slide img { height: 280px; } }
@media (max-width: 768px) { .banner-slide img { height: 200px; } }
@media (max-width: 480px) { .banner-slide img { height: 150px; } }
.banner-content { position: absolute; bottom: 0; left: 0; right: 0; padding: 24px; background: linear-gradient(transparent, rgba(0,0,0,.7)); color: #fff; }
.banner-content h2 { font-size: 24px; margin-bottom: 4px; }

/* ========== Section ========== */
.section { margin-bottom: 28px; }
.section-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.section-title { font-size: 20px; font-weight: 600; color: var(--color-text); }
.section-more { font-size: 13px; color: var(--color-text-hint); }
.section-more:hover { color: var(--color-primary); }

/* ========== Video Card ========== */
.video-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.video-card {
    display: flex; flex-direction: column; background: var(--color-bg-white, #fff); border-radius: var(--radius-md, 8px); overflow: hidden;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color .2s;
    will-change: transform; border: 1px solid var(--color-border, #f0f0f0);
}
.video-card:hover { box-shadow: 0 6px 20px rgba(255,103,0,.12); transform: translateY(-2px); border-color: var(--color-primary-border, #ffe0b2); }
.video-thumb { position: relative; aspect-ratio: 16/9; overflow: hidden; background: var(--color-border, #f0f0f0); }
.video-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.badge-vip {
    position: absolute; top: 6px; right: 6px; background: linear-gradient(135deg, var(--color-primary, #FF6700), #ff8533);
    color: #fff; font-size: 11px; padding: 1px 8px; border-radius: var(--radius-sm, 4px); box-shadow: 0 1px 4px rgba(255,103,0,.3);
}
.video-info { padding: 10px 12px; }
.video-title { font-size: 14px; color: var(--color-text, #242933); line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.video-subtitle { font-size: 12px; color: var(--color-primary, #FF6700); margin-top: 3px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.video-meta { font-size: 12px; color: var(--color-text-hint, #999); margin-top: 4px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.video-duration { display: inline-flex; align-items: center; gap: 3px; font-size: 11px; color: var(--color-text-hint, #999); background: var(--color-bg, #f7f8fa); padding: 1px 6px; border-radius: var(--radius-sm, 4px); }
.video-duration::before { content: ''; display: inline-block; width: 10px; height: 10px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23999'%3E%3Cpath d='M8 0a8 8 0 110 16A8 8 0 018 0zm0 1.5a6.5 6.5 0 100 13 6.5 6.5 0 000-13zM8 4a.75.75 0 01.75.75v3.5l2.35 1.41a.75.75 0 01-.77 1.29l-2.74-1.64A.75.75 0 017.25 9V4.75A.75.75 0 018 4z'/%3E%3C/svg%3E") no-repeat center/contain; }
.video-free-tag { font-size: 11px; color: var(--color-success); }

/* ========== Breadcrumb ========== */
.breadcrumb { padding: 10px 0; font-size: 12px; color: var(--color-text-hint); }
.breadcrumb a { color: var(--color-text-hint); text-decoration: none; }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb span { margin: 0 6px; color: var(--color-text-disabled); }
.breadcrumb .current { color: var(--color-text); }

/* ========== Side Ad (对联广告) ========== */
.side-ad { position: fixed; right: 0; top: 50%; transform: translateY(-50%); z-index: 90; display: flex; flex-direction: column; gap: 2px; }
.side-ad-item { display: flex; flex-direction: column; align-items: center; justify-content: center; width: 56px; padding: 10px 4px; color: #fff; font-size: 11px; text-decoration: none; text-align: center; line-height: 1.3; cursor: pointer; transition: opacity .2s; border-radius: 6px 0 0 6px; }
.side-ad-item:hover { opacity: .85; color: #fff; }
@media (max-width: 992px) { .side-ad { display: none; } }

/* ========== Favorite Button ========== */
.fav-btn { padding: 6px 14px; border-radius: 16px; border: 1px solid var(--color-border-dark); background: var(--color-bg-white); font-size: 13px; cursor: pointer; color: var(--color-text-secondary); transition: all .15s; }
.fav-btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
.fav-btn.faved { background: var(--color-primary-light); border-color: var(--color-primary); color: var(--color-primary); }

/* ========== Cinema Mode ========== */
.cinema-toggle { cursor: pointer; display: inline-flex; align-items: center; gap: 4px; background: var(--color-primary); color: var(--color-bg-white); padding: 5px 12px; border-radius: 4px; font-size: 12px; transition: background .2s; border: none; }
.cinema-toggle:hover { background: var(--color-primary-hover); }
.cinema-toggle .tri { width: 0; height: 0; border-top: 5px solid transparent; border-bottom: 5px solid transparent; border-left: 7px solid var(--color-bg-white); }

/* ========== Play Page ========== */
.play-layout { display: flex; gap: 16px; align-items: flex-start; }
.play-sidebar {
    width: min(390px, 35%); flex-shrink: 0; background: var(--color-bg-white); border-radius: 0;
    padding: 14px; max-height: calc(100vh - 80px); overflow-y: auto;
    position: sticky; top: 72px; order: -1;
}
.play-sidebar h3 { font-size: 15px; margin-bottom: 12px; color: var(--color-text); }
.cat-parent { margin-bottom: 2px; }
.cat-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 8px 10px; cursor: pointer; border-radius: 4px;
    font-size: 14px; color: var(--color-text); transition: background .15s;
}
.cat-header:hover { background: var(--color-bg); }
.cat-header.active { color: var(--color-primary); background: var(--color-primary-light); }
.cat-header span:first-child { flex:1; overflow-wrap:break-word; word-break:break-all; white-space:normal; line-height:1.4 }
.cat-arrow { transition: transform .2s; font-size: 12px; color: var(--color-text-disabled); flex-shrink:0; margin-left:6px }
.cat-arrow.open { transform: rotate(90deg); color: var(--color-primary); }
.cat-children { display: none; padding-left: 16px; }
.cat-children.open { display: block; }
.cat-child {
    padding: 6px 10px; font-size: 13px; color: var(--color-text-secondary); cursor: pointer;
    border-radius: 4px; transition: background .15s;
    overflow-wrap:break-word; word-break:break-all; white-space:normal; line-height:1.4;
}
.cat-child:hover { background: var(--color-bg); }
.cat-child.active { color: var(--color-primary); background: var(--color-primary-light); }
/* 二级目录标题醒目样式 */
.cat-child-title{display:flex;align-items:center;gap:6px;padding:10px 12px;font-size:15px;font-weight:700;color:var(--color-primary);background:linear-gradient(135deg,var(--color-primary-light),#fff5eb);border-left:4px solid var(--color-primary);border-radius:0 6px 6px 0;margin:8px 0 4px 0;position:relative}
.cat-child-title .sub-icon{font-size:16px;flex-shrink:0}
.cat-child-title .sub-name{flex:1;overflow-wrap:break-word;word-break:break-all;white-space:normal;line-height:1.4}
.cat-child-title .sub-count{font-size:11px;color:#ff8533;background:var(--color-bg-white);padding:2px 8px;border-radius:10px;font-weight:500;flex-shrink:0}
.cat-dur{font-size:11px;color:#ff8533;font-weight:500;white-space:nowrap}
/* 二级目录视频列表容器 */
.sub-videos{padding:4px 0 4px 8px;border-left:2px solid #ffe0b2;margin:0 0 6px 12px}
.sub-videos .sidebar-video-item{font-size:12px}
.sub-videos .sidebar-video-item.current{font-weight:700;border-left:3px solid #FF6700;background:#fff5eb;padding:4px 8px 4px 10px;border-radius:4px;margin:2px 0}
/* 画质按钮禁用�?*/
.yt-q-disabled{opacity:.4;cursor:not-allowed!important}
.yt-q-disabled:hover{background:transparent!important;color:#999!important}
/* 懒加载提�?*/
.lazy-hint{font-size:10px;color:#bbb;margin-left:4px;transition:color .2s}
.lazy-cat:hover .lazy-hint{color:#FF6700}
.lazy-cat.loaded .lazy-hint{display:none}
.sub-duration{font-size:11px;color:#ff8533;margin-left:2px;font-weight:600;white-space:nowrap;background:#fff8f0;padding:1px 6px;border-radius:8px}
.lazy-loading{font-size:11px;color:#999;padding:4px 10px}
.lazy-error{font-size:11px;color:#ff4d4f;padding:4px 10px}
/* 试听标签 */
.tag-free{display:inline-block;background:#ff4d4f;color:#fff;font-size:9px;padding:1px 5px;border-radius:3px;margin-left:4px;vertical-align:middle;line-height:1.4;font-weight:500}
.play-main { flex: 1; min-width: 0; }
.video-player-wrap {
    background: #000; border-radius: 0; overflow: hidden;
    aspect-ratio: 16/9; position: relative;
}
.video-player-wrap video { width: 100%; height: 100%; }
/* 画质切换提示 */
#qualityTip{position:absolute;top:10px;right:10px;background:rgba(0,0,0,.7);color:#fff;font-size:11px;padding:3px 8px;border-radius:3px;z-index:10;pointer-events:none;transition:opacity .3s}
.no-access {
    display: flex; flex-direction: column; align-items: center;
    justify-content: center; height: 100%; color: #fff; text-align: center;
}
.no-access h2 { font-size: 22px; margin-bottom: 8px; }
.no-access p { color: var(--color-text-disabled); margin-bottom: 16px; }
.video-title-bar { padding: 12px 0; }
.video-title-bar h1 { font-size: 20px; font-weight: 600; }
.video-meta-bar { display: flex; gap: 16px; color: var(--color-text-hint, #999); font-size: 13px; margin-top: 6px; }
.video-desc-section { padding: 12px 0; }
.video-desc-section h3 { font-size: 15px; margin-bottom: 8px; color: var(--color-text, #242933); }
.video-desc-section p { font-size: 14px; color: var(--color-text-secondary, #555); line-height: 1.8; }

/* YouTube风格分辨率栏 */
.quality-bar {
    display: flex; align-items: center; gap: 6px; padding: 8px 0;
    border-top: 1px solid var(--color-border, #f0f0f0); flex-wrap: wrap;
}
.yt-q-btn {
    padding: 4px 12px; border-radius: 12px; border: none;
    background: var(--color-bg, #f7f8fa); color: var(--color-text-secondary, #555); font-size: 12px; cursor: pointer;
    transition: all .15s;
}
.yt-q-btn:hover { background: var(--color-border-dark, #e0e0e0); }
.yt-q-btn.active { background: var(--color-bg-white, #fff); color: var(--color-text, #242933); box-shadow: 0 1px 3px rgba(0,0,0,.2); }

/* 播放页操作栏 */
.action-bar { display: flex; gap: 8px; padding: 10px 0; flex-wrap: wrap; border-top: 1px solid var(--color-border, #f0f0f0); }
.act-btn {
    padding: 6px 14px; border-radius: 16px; border: 1px solid var(--color-border-dark, #e0e0e0);
    background: var(--color-bg-white, #fff); font-size: 13px; cursor: pointer; color: var(--color-text-secondary, #555);
    transition: all .15s;
}
.act-btn:hover { border-color: var(--color-primary, #FF6700); color: var(--color-primary, #FF6700); }
.act-btn.liked, .act-btn.faved { background: var(--color-primary-light, #fff5eb); border-color: var(--color-primary, #FF6700); color: var(--color-primary, #FF6700); }

/* ========== VIP Page ========== */
.vip-pkg-section { padding: 40px 0; }
.vip-pkg-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.vip-pkg {
    background: var(--color-bg-white, #fff); border-radius: 12px; padding: 28px 20px; text-align: center;
    border: 2px solid var(--color-border, #f0f0f0); position: relative; transition: all .3s;
}
.vip-pkg:hover { border-color: var(--color-primary, #FF6700); transform: translateY(-4px); box-shadow: 0 12px 32px rgba(255,103,0,.18); }
.vip-pkg.recommended { border-color: var(--color-primary, #FF6700); }
.vip-pkg-badge {
    position: absolute; top: -10px; left: 50%; transform: translateX(-50%);
    background: var(--color-primary, #FF6700); color: #fff; padding: 2px 14px; border-radius: 10px; font-size: 12px;
}
.vip-pkg h3 { font-size: 18px; margin-bottom: 8px; color: var(--color-text, #242933); }
.vip-pkg .price { font-size: 36px; font-weight: 700; color: var(--color-primary, #FF6700); text-shadow: 0 1px 2px rgba(255,103,0,.1); }
.vip-pkg .price small { font-size: 16px; }
.vip-pkg .original { font-size: 14px; color: var(--color-text-disabled, #ccc); text-decoration: line-through; }
.vip-pkg .daily { font-size: 12px; color: var(--color-text-hint, #999); margin: 4px 0 12px; }
.vip-pkg-btn {
    display: inline-block; padding: 8px 28px; background: var(--color-primary, #FF6700); color: #fff;
    border-radius: 20px; font-size: 14px; margin-top: 8px; box-shadow: 0 4px 12px rgba(255,103,0,.25); transition: all .2s;
}
.vip-pkg-btn:hover { background: var(--color-primary-hover, #e55d00); box-shadow: 0 6px 16px rgba(255,103,0,.35); transform: translateY(-1px); }
.vip-priv-section { padding: 40px 0; background: var(--color-bg-white, #fff); }
.vip-priv-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.vip-priv { text-align: center; padding: 20px; }
.vip-priv-icon { font-size: 32px; margin-bottom: 8px; }
.vip-priv h4 { font-size: 15px; margin-bottom: 4px; color: var(--color-text, #242933); }
.vip-priv p { font-size: 13px; color: var(--color-text-hint, #999); }
.vip-faq { padding: 40px 0; }
.vip-faq-item { margin-bottom: 8px; }
.vip-faq-q {
    padding: 12px 16px; background: var(--color-bg-white, #fff); border-radius: 6px; cursor: pointer;
    font-size: 14px; font-weight: 500; transition: background .15s; color: var(--color-text, #242933);
}
.vip-faq-q:hover { background: var(--color-bg-hover, #fafafa); }
.vip-faq-q.open { border-radius: 6px 6px 0 0; }
.vip-faq-a { display: none; padding: 12px 16px; background: var(--color-bg-hover, #fafafa); border-radius: 0 0 6px 6px; font-size: 13px; color: var(--color-text-secondary, #555); }
.vip-faq-a.open { display: block; }

/* ========== User Center ========== */
.user-card { background: var(--color-bg-white, #fff); border-radius: 8px; padding: 20px; margin-bottom: 16px; }
.user-tabs { display: flex; gap: 0; background: var(--color-bg-white, #fff); border-radius: 8px; margin-bottom: 16px; overflow: hidden; }
.user-tab {
    flex: 1; text-align: center; padding: 12px; font-size: 14px; cursor: pointer;
    color: var(--color-text-secondary, #555); border-bottom: 2px solid transparent; transition: all .15s;
}
.user-tab:hover { color: var(--color-primary, #FF6700); background: var(--color-bg-hover, #fafafa); }
.user-tab.active { color: var(--color-primary, #FF6700); border-bottom-color: var(--color-primary, #FF6700); background: var(--color-primary-light, #fff5eb); }
.course-item {
    display: flex; align-items: center; gap: 16px; padding: 16px;
    border-bottom: 1px solid var(--color-border, #f0f0f0);
}
.course-item:last-child { border-bottom: none; }
.course-info { flex: 1; }
.course-info h4 { font-size: 15px; color: var(--color-text, #242933); margin-bottom: 4px; }
.course-info p { font-size: 12px; color: var(--color-text-hint, #999); }
.progress-bar { height: 6px; background: var(--color-bg, #f7f8fa); border-radius: 3px; overflow: hidden; }
.progress-fill { height: 100%; background: var(--color-primary, #FF6700); border-radius: 3px; transition: width .3s; }

/* ========== Category Nav (see cat-hero section below) ========== */

/* ========== Empty State ========== */
.empty-state { text-align: center; padding: 60px 20px; color: var(--color-text-hint, #999); font-size: 16px; }

/* ========== Admin ========== */
.card { background: var(--color-bg-white, #fff); border-radius: 8px; padding: 20px; margin-bottom: 16px; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--color-border, #f0f0f0); font-size: 13px; }
.data-table th { background: var(--color-bg-hover, #fafafa); font-weight: 600; color: var(--color-text, #242933); }
.data-table tr:hover { background: var(--color-bg-hover, #fafafa); }
.btn { padding: 6px 14px; border: none; border-radius: 4px; cursor: pointer; font-size: 13px; }
.btn-primary { background: var(--color-primary, #FF6700); color: #fff; box-shadow: 0 2px 8px rgba(255,103,0,.2); }
.btn-primary:hover { background: var(--color-primary-hover, #e55d00); box-shadow: 0 4px 12px rgba(255,103,0,.3); }
.btn-sm { padding: 3px 10px; font-size: 12px; }
.btn-danger { background: #ff4d4f; color: #fff; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; color: var(--color-text-secondary, #555); margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 8px 12px; border: 1px solid var(--color-border-dark, #e0e0e0);
    border-radius: 6px; font-size: 14px; outline: none; transition: border-color .2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--color-primary, #FF6700); }
.form-group textarea { resize: vertical; }
.alert-success { background: #e8f5e9; color: #2e7d32; padding: 10px; border-radius: 6px; margin-bottom: 16px; font-size: 13px; }
.alert-danger { background: #ffebee; color: #c62828; padding: 10px; border-radius: 6px; margin-bottom: 16px; font-size: 13px; }
.stats-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-bottom: 20px; }
.stat-card { background: var(--color-bg-white, #fff); border-radius: 8px; padding: 20px; text-align: center; }
.stat-num { font-size: 28px; font-weight: 700; color: var(--color-primary, #FF6700); }
.stat-label { font-size: 13px; color: var(--color-text-hint, #999); margin-top: 4px; }
.upload-tips { background: var(--color-primary-light, #fff5eb); border: 1px solid var(--color-primary-border, #ffe0b2); border-radius: 6px; padding: 12px; margin-bottom: 16px; font-size: 12px; color: var(--color-text-secondary, #555); }

/* ========== Responsive ========== */
@media (max-width: 992px) {
    .video-row { grid-template-columns: repeat(3, 1fr); }
    .category-grid { grid-template-columns: repeat(3, 1fr); }
    .play-layout { flex-direction: column; }
    .play-sidebar { width: 100%; max-height: 300px; position: static; border-radius: 8px; }
    .video-player-wrap { border-radius: 0; }
    .stats-grid { grid-template-columns: repeat(2,1fr); }
    .vip-pkg-grid { grid-template-columns: repeat(2,1fr); }
    .vip-priv-grid { grid-template-columns: repeat(2,1fr); }
    .cat-child-title { font-size: 14px; padding: 8px 10px; }
    .sub-videos { margin-left: 8px; }
}
@media (max-width: 768px) {
    .header-flex { flex-wrap: wrap; height: auto; padding: 8px 20px; }
    .nav-main { order: 3; width: 100%; overflow-x: auto; padding: 8px 0; -webkit-overflow-scrolling: touch; }
    .header-spacer { display: none; }
    .header-right { margin-left: auto; }
    .search-box input { width: 120px; }
    .video-row { grid-template-columns: repeat(2, 1fr); }
    .category-grid { grid-template-columns: repeat(2, 1fr); }

    .section-title { font-size: 17px; }
    .vip-pkg-grid { grid-template-columns: 1fr; }
    .vip-priv-grid { grid-template-columns: repeat(2,1fr); }
    .footer-row { flex-direction: column; gap: 20px; }
    .quality-bar { flex-wrap: wrap; }
    .yt-q-btn { font-size: 11px; padding: 3px 6px; }
    #qualityTip { font-size: 10px; padding: 2px 6px; top: 6px; right: 6px; }
}
@media (max-width: 480px) {
    .video-row { grid-template-columns: repeat(2, 1fr); }
    .category-grid { grid-template-columns: 1fr; }
    .video-title { font-size: 13px; }
    .search-box input { width: 100px; }
    .footer-row { gap: 16px; }
    .footer-links { min-width: 0; }
}

/* ========== 骨架屏动�?========== */
@keyframes skeleton-pulse {
    0% { background-position: -200px 0; }
    100% { background-position: calc(200px + 100%) 0; }
}

.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 37%, #f0f0f0 63%);
    background-size: 200px 100%;
    animation: skeleton-pulse 1.4s ease infinite;
    border-radius: var(--radius-sm);
}

.skeleton-thumb {
    aspect-ratio: 16/9;
    width: 100%;
}

.skeleton-title {
    height: 14px;
    width: 80%;
    margin-top: 10px;
}

.skeleton-text {
    height: 12px;
    width: 60%;
    margin-top: 6px;
}

/* ========== 图片懒加�?========== */
img[data-src] {
    opacity: 0;
    transition: opacity var(--transition-slow);
}

img[data-src].loaded {
    opacity: 1;
}

.img-placeholder {
    background: #f0f0f0;
    position: relative;
    overflow: hidden;
}

.img-placeholder::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent 25%, rgba(255,255,255,.4) 50%, transparent 75%);
    background-size: 200px 100%;
    animation: skeleton-pulse 1.4s ease infinite;
}

/* ========== 首页新模块样�?========== */

/* Hero Banner */
.home-hero {
    background: linear-gradient(135deg, var(--brand-deep-start, #1e2a4a) 0%, var(--brand-deep-end, #2d3b6b) 100%);
    color: #fff; padding: 36px 0 28px; position: relative; overflow: hidden;
    margin-top: 16px;
}
.home-hero-orb1 {
    position: absolute; top: -30%; right: -10%; width: 300px; height: 300px;
    background: radial-gradient(circle, rgba(255,255,255,.12) 0%, transparent 70%);
    border-radius: 50%;
}
.home-hero-orb2 {
    position: absolute; bottom: -20%; left: -5%; width: 250px; height: 250px;
    background: radial-gradient(circle, rgba(255,255,255,.08) 0%, transparent 70%);
    border-radius: 50%;
}
.home-hero-inner { position: relative; z-index: 1; text-align: center; }
.home-hero h1 { font-size: 28px; font-weight: 700; margin: 0 0 8px; letter-spacing: 1px; }
.home-hero p { font-size: 14px; color: rgba(255,255,255,.85); margin: 0 0 20px; }
.home-hero-stats { display: flex; justify-content: center; gap: 32px; margin-top: 16px; }
.home-hero-stat { text-align: center; }
.home-hero-stat .num { font-size: 24px; font-weight: 700; }
.home-hero-stat .label { font-size: 11px; color: rgba(255,255,255,.6); margin-top: 2px; }

/* Section Header �?统一风格 */
.section-block { padding: 24px 0 10px; }
.section-header-row {
    display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px;
}
.section-header-left { display: flex; align-items: center; gap: 10px; }
.section-bar { width: 5px; height: 24px; background: linear-gradient(180deg, var(--color-primary), var(--color-primary-hover)); border-radius: 3px; }
.section-header-row h2 { font-size: 20px; color: var(--color-text); margin: 0; font-weight: 700; }
.section-header-row .section-more { font-size: 13px; color: var(--color-primary); text-decoration: none; padding: 4px 12px; border-radius: 12px; background: var(--color-primary-light); transition: all .2s; }
.section-header-row .section-more:hover { color: #fff; background: var(--color-primary); }

/* Video Badges �?统一 */
.badge-new {
    position: absolute; top: 6px; left: 6px; background: var(--color-primary, #FF6700);
    color: #fff; font-size: 10px; padding: 1px 6px; border-radius: 3px;
}
.badge-hot {
    position: absolute; top: 6px; right: 6px; background: var(--color-error, #ff4d4f);
    color: #fff; font-size: 10px; padding: 1px 6px; border-radius: 3px;
}
.badge-pick {
    position: absolute; top: 6px; left: 6px; background: var(--color-primary, #FF6700);
    color: #fff; font-size: 10px; padding: 1px 6px; border-radius: 3px;
}
.badge-free-thumb {
    position: absolute; bottom: 6px; left: 6px; background: var(--color-success, #52c41a);
    color: #fff; font-size: 10px; padding: 1px 6px; border-radius: 3px;
}
.tag-vip { color: var(--color-primary, #FF6700); font-size: 11px; font-weight: 500; }
.tag-free { color: var(--color-success, #52c41a); font-size: 11px; }

/* Carousel */
.banner-wrap { border-radius: 8px; overflow: hidden; }
.banner-wrap img { width: 100%; display: block; }
.carousel-dots {
    display: flex; justify-content: center; gap: 6px; padding: 8px 0;
}
.carousel-dot {
    width: 8px; height: 8px; border-radius: 50%; border: none;
    background: var(--color-border-dark, #e0e0e0); cursor: pointer; transition: all .2s;
    padding: 0;
}
.carousel-dot.active { background: var(--color-primary, #FF6700); width: 20px; border-radius: 4px; }

/* Hamburger Menu */
.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 20px; height: 2px; background: var(--color-text, #242933); margin: 4px 0; transition: all .2s; border-radius: 1px; }
.mobile-nav-overlay { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,.5); z-index: 200; }
.mobile-nav-overlay.open { display: block; }
.mobile-nav-panel {
    position: fixed; top: 0; right: -260px; width: 260px; height: 100%;
    background: var(--color-bg-white, #fff); z-index: 201; padding: 20px;
    transition: right .25s ease; overflow-y: auto;
}
.mobile-nav-panel.open { right: 0; }
.mobile-nav-panel a { display: block; padding: 12px 0; font-size: 15px; color: var(--color-text-secondary, #555); border-bottom: 1px solid var(--color-border, #f0f0f0); }
.mobile-nav-panel a.active { color: var(--color-primary, #FF6700); }
.mobile-nav-close { background: none; border: none; font-size: 20px; cursor: pointer; float: right; color: var(--color-text-hint, #999); }

/* Search Suggestions */
.search-wrap { position: relative; }
.search-suggest {
    position: absolute; top: 100%; right: 0; width: 280px; background: var(--color-bg-white);
    border-radius: 8px; box-shadow: var(--shadow-md); z-index: 110; display: none;
    max-height: 320px; overflow-y: auto;
}
.search-suggest.show { display: block; }
.search-suggest a {
    display: block; padding: 10px 14px; font-size: 13px; color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
}
.search-suggest a:hover { background: var(--color-bg-hover); color: var(--color-primary); }
.search-suggest .hint { padding: 12px 14px; font-size: 12px; color: var(--color-text-hint); }

/* Side Ad Close */
.side-ad-close {
    position: absolute; top: -8px; right: -8px; width: 20px; height: 20px;
    background: var(--color-text-hint); color: #fff; border: none; border-radius: 50%;
    font-size: 12px; cursor: pointer; display: flex; align-items: center; justify-content: center;
    z-index: 5;
}
.side-ad { position: relative; }

/* Category Filter Bar */
.filter-bar {
    display: flex; gap: 8px; flex-wrap: wrap; align-items: center;
    background: var(--color-bg-white); padding: 12px 16px; border-radius: 8px; margin-bottom: 16px;
}
.filter-bar label { font-size: 13px; color: var(--color-text-hint); margin-right: 4px; }
.filter-bar select {
    padding: 4px 8px; border: 1px solid var(--color-border-dark); border-radius: 4px;
    font-size: 13px; background: var(--color-bg-white); color: var(--color-text);
}

/* Payment Polling */
.pay-polling { text-align: center; padding: 24px; }
.pay-polling .spinner {
    width: 32px; height: 32px; border: 3px solid var(--color-border);
    border-top-color: var(--color-primary); border-radius: 50%;
    animation: spin .8s linear infinite; margin: 0 auto 12px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.pay-polling p { font-size: 14px; color: var(--color-text-secondary); }

/* Responsive additions */
@media (max-width: 768px) {
    .hamburger { display: block; }
    .nav-main { display: none; }
    .home-hero h1 { font-size: 22px; }
    .home-hero-stats { gap: 20px; }
    .home-hero-stat .num { font-size: 20px; }
    .search-suggest { width: 240px; }
}
@media (max-width: 480px) {
    .home-hero h1 { font-size: 18px; }
    .home-hero-stats { gap: 16px; }
    .section-header-row h2 { font-size: 17px; }
}

/* 热门搜索 */
.hot-search-section {
    padding: 12px 0 0;
}
.hot-search-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--color-bg-white);
    padding: 12px 16px;
    border-radius: var(--radius-md);
}
.hot-search-label {
    font-size: 13px;
    color: var(--color-text-hint);
    flex-shrink: 0;
}
.hot-search-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.hot-search-tag {
    font-size: 13px;
    color: var(--color-primary);
    background: var(--color-primary-light);
    border: 1px solid var(--color-primary-border);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    text-decoration: none;
    transition: all var(--transition-normal);
}
.hot-search-tag:hover {
    background: var(--color-primary);
    color: #fff;
}

/* 数据背书�?*/
.stats-section {
    background: linear-gradient(180deg, var(--color-primary-light) 0%, var(--color-bg-white) 100%);
    padding: 24px 0;
    margin-bottom: 0;
}
.stats-grid {
    display: flex;
    justify-content: space-around;
    align-items: center;
}
.stats-item {
    text-align: center;
}
.stats-num {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-primary);
}
.stats-label {
    font-size: 13px;
    color: var(--color-text-hint);
    margin-top: 4px;
}
.stats-divider {
    width: 1px;
    height: 40px;
    background: var(--color-border);
}

/* 继续学习 */
.continue-section {
    padding: 16px 0;
}
.continue-card {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    padding: 16px;
    border-left: 4px solid var(--color-primary);
    box-shadow: var(--shadow-sm);
}
.continue-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}
.continue-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
}
.continue-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: inherit;
}
.continue-cover {
    width: 120px;
    height: 68px;
    border-radius: var(--radius-md);
    object-fit: cover;
    margin-right: 16px;
}
.continue-info {
    flex: 1;
}
.continue-name {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: 8px;
}
.continue-progress-bar {
    height: 6px;
    background: var(--color-border);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 6px;
}
.continue-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), #FF9A47);
    border-radius: 3px;
}
.continue-progress-text {
    font-size: 12px;
    color: var(--color-text-hint);
}
.continue-btn {
    padding: 8px 16px;
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-full);
    font-size: 14px;
    flex-shrink: 0;
}

/* 分类卡片 */
.category-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.category-card {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    padding: 20px 16px;
    border: 1px solid var(--color-border);
    transition: all var(--transition-slow);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}
.category-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.category-card-accent {
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
}
.category-card-body {
    padding-left: 8px;
}
.category-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}
.category-card-title-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
}
.category-card-icon {
    font-size: 20px;
}
.category-card-name {
    font-size: 16px;
    color: var(--color-text);
    margin: 0;
}
.category-card-count {
    font-size: 12px;
    color: var(--color-text-hint);
}
.category-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 10px;
    max-height: 56px;
    overflow: hidden;
}
.category-card-tag {
    font-size: 12px;
    color: var(--color-text-secondary);
    background: var(--color-bg);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: all var(--transition-normal);
    max-width: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
}
.category-card-tag:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}
.category-card-more {
    font-size: 11px;
    color: var(--color-primary);
    background: var(--color-primary-light);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 500;
    white-space: nowrap;
}
.category-card-link {
    font-size: 12px;
    color: var(--color-primary);
    text-decoration: none;
}

/* ========== Unified Page Hero (replaces all per-page hero styles) ========== */
.page-hero {
    background: linear-gradient(135deg, var(--brand-deep-start, #1e2a4a) 0%, var(--brand-deep-end, #2d3b6b) 100%);
    padding: 40px 0 30px; text-align: center; color: #fff;
    position: relative; overflow: hidden;
}
.page-hero::before {
    content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,.1) 0%, transparent 60%);
    animation: heroPulse 3s ease-in-out infinite;
}
@keyframes heroPulse { 0%,100%{transform:scale(1)} 50%{transform:scale(1.05)} }
.page-hero h1 { font-size: 28px; margin-bottom: 6px; font-weight: 700; position: relative; }
.page-hero p { font-size: 14px; opacity: .9; position: relative; }
.page-hero .hero-breadcrumb { position: absolute; top: 0; left: 0; right: 0; }
.page-hero .hero-breadcrumb .container { display: flex; gap: 4px; font-size: 13px; padding-top: 12px; }
.page-hero .hero-breadcrumb a { color: rgba(255,255,255,.8); text-decoration: none; }
.page-hero .hero-breadcrumb a:hover { color: #fff; }
.page-hero .hero-breadcrumb span { color: rgba(255,255,255,.6); }
.page-hero .hero-breadcrumb .current { color: #fff; }

/* ========== VIP Page ========== */
.vip-pk { padding: 40px 0; background: #fff; }
.vip-pk-title { text-align: center; margin-bottom: 30px; }
.vip-pk-title h2 { font-size: 24px; color: var(--color-text); position: relative; display: inline-block; }
.vip-pk-title h2::before,.vip-pk-title h2::after { content: ''; position: absolute; top: 50%; width: 40px; height: 2px; background: linear-gradient(90deg, transparent, var(--color-primary)); }
.vip-pk-title h2::before { right: calc(100% + 12px); }
.vip-pk-title h2::after { left: calc(100% + 12px); }
.vip-pk-title p { color: var(--color-text-hint); font-size: 14px; margin-top: 6px; }
.pk-header { display: grid; grid-template-columns: 1.2fr 1fr 1fr 1fr 1fr; gap: 0; border-radius: 10px 10px 0 0; overflow: hidden; border: 1px solid #f0e6d9; border-bottom: none; }
.pk-header>div { padding: 16px 10px; text-align: center; background: #fff; }
.pk-header>div:first-child { background: #fafafa; }
.pk-name { font-size: 15px; font-weight: 600; color: var(--color-text); }
.pk-price { font-size: 20px; font-weight: 700; color: var(--color-primary); margin: 4px 0; }
.pk-original { font-size: 12px; color: var(--color-text-hint); text-decoration: line-through; }
.pk-btn { display: inline-block; padding: 8px 20px; background: var(--color-primary); color: #fff; border-radius: 6px; font-size: 13px; font-weight: 600; text-decoration: none; margin-top: 8px; transition: all .2s; }
.pk-btn:hover { background: var(--color-primary-hover); }
.pk-btn.ent { background: linear-gradient(135deg, #FF6700, #ff8533); }
.pk-btn.ent:hover { opacity: .9; }
.pk-hot { display: inline-block; background: var(--color-error); color: #fff; font-size: 10px; padding: 1px 6px; border-radius: 3px; margin-left: 4px; vertical-align: middle; }
.pk-body { border: 1px solid #f0e6d9; border-radius: 0 0 10px 10px; overflow: hidden; }
.pk-section-title { background: #fafafa; padding: 10px 16px; font-size: 13px; font-weight: 600; color: var(--color-text); border-bottom: 1px solid #f0e6d9; }
.pk-row { display: grid; grid-template-columns: 1.2fr 1fr 1fr 1fr 1fr; border-bottom: 1px solid #f5f0eb; }
.pk-row:last-child { border-bottom: none; }
.pk-row>div { padding: 12px 10px; text-align: center; font-size: 13px; color: var(--color-text-secondary); }
.pk-row>div:first-child { text-align: left; font-weight: 500; color: var(--color-text); background: #fafafa; }
.pk-yes { color: var(--color-success); font-weight: 700; font-size: 16px; }
.pk-no { color: var(--color-text-disabled); font-size: 16px; }
.vip-dur { padding: 40px 0; background: #fff; }
.vip-dur-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.vip-dur-card { background: #fff; border: 1px solid #eee; border-radius: 12px; padding: 24px 16px; text-align: center; position: relative; transition: all .3s; }
.vip-dur-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.vip-dur-card.hot { border: 2px solid var(--color-primary); }
.vip-dur-card .tag { position: absolute; top: -10px; left: 50%; transform: translateX(-50%); background: var(--color-primary); color: #fff; font-size: 11px; padding: 2px 10px; border-radius: 10px; }
.vip-dur-card .label { font-size: 16px; font-weight: 600; color: var(--color-text); margin-bottom: 4px; }
.vip-dur-card .price { font-size: 28px; font-weight: 700; color: var(--color-primary); margin: 8px 0; }
.vip-dur-card .save { font-size: 12px; color: var(--color-success); }
.vip-dur-card .desc { font-size: 12px; color: var(--color-text-hint); margin: 4px 0 12px; }
.vip-dur-card .btn { display: inline-block; padding: 8px 24px; border: 1px solid var(--color-primary); border-radius: 6px; font-size: 13px; font-weight: 500; text-decoration: none; transition: all .2s; }
.vip-dur-card .btn-fill { background: var(--color-primary); color: #fff; }
.vip-dur-card .btn-outline { background: #fff; color: var(--color-primary); }
/* VIP底部悬浮CTA */
.vip-float-cta {
    display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 90;
    background: var(--color-bg-white); padding: 10px 20px;
    box-shadow: 0 -2px 12px rgba(0,0,0,.1); border-top: 1px solid var(--color-border);
}
.vip-float-cta-inner { display: flex; align-items: center; justify-content: space-between; max-width: 1200px; margin: 0 auto; }
.vip-float-cta .cta-text { font-size: 14px; color: var(--color-text-secondary); }
.vip-float-cta .cta-btn { padding: 10px 28px; background: var(--color-primary); color: #fff; border: none; border-radius: 20px; font-size: 15px; font-weight: 600; cursor: pointer; }

/* ========== About Page ========== */
.about-section { padding: 50px 0; background: #fff; }
.about-section:nth-child(even) { background: #fafafa; }
.about-inner { max-width: 800px; margin: 0 auto; padding: 0 20px; }
.about-inner h2 { font-size: 24px; color: var(--color-text); margin-bottom: 16px; font-weight: 600; text-align: center; }
.about-inner>p { text-align: center; color: var(--color-text-secondary); font-size: 14px; line-height: 1.8; margin-bottom: 30px; }
.stats-row { display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; margin-top: 30px; }
.stat-item { text-align: center; }
.stat-num { font-size: 32px; font-weight: 700; color: var(--color-primary); }
.stat-label { font-size: 13px; color: var(--color-text-hint); margin-top: 4px; }
.teacher-card { display: flex; gap: 32px; align-items: flex-start; flex-wrap: wrap; }
.teacher-avatar { width: 120px; height: 120px; border-radius: 50%; background: linear-gradient(135deg, var(--color-primary), #ff8533); display: flex; align-items: center; justify-content: center; font-size: 48px; color: #fff; flex-shrink: 0; }
.teacher-info { flex: 1; min-width: 200px; }
.teacher-info h3 { font-size: 20px; color: var(--color-text); margin-bottom: 4px; }
.teacher-info .title { font-size: 14px; color: var(--color-primary); margin-bottom: 12px; }
.teacher-info p { font-size: 14px; color: var(--color-text-secondary); line-height: 1.8; }
.teacher-features { list-style: none; padding: 0; margin-top: 16px; }
.teacher-features li { display: flex; align-items: flex-start; gap: 8px; font-size: 14px; color: #555; margin-bottom: 8px; }
.teacher-features .icon { color: var(--color-primary); font-weight: 700; flex-shrink: 0; }
.course-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.course-tag { padding: 4px 12px; background: var(--color-primary-light); color: var(--color-primary); border-radius: 4px; font-size: 12px; }
.teacher-carousel { position: relative; overflow: hidden; }
.teacher-carousel-track { display: flex; transition: transform .4s ease; }
.teacher-slide { min-width: 100%; box-sizing: border-box; }
.carousel-nav { display: flex; justify-content: center; align-items: center; gap: 12px; margin-top: 20px; }
.teacher-carousel .carousel-dot { width: 10px; height: 10px; border-radius: 50%; background: #ddd; border: none; cursor: pointer; padding: 0; transition: all .2s; }
.teacher-carousel .carousel-dot.active { background: var(--color-primary); transform: scale(1.2); }
.carousel-arrow { width: 36px; height: 36px; border-radius: 50%; border: 1px solid #ddd; background: #fff; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 16px; color: var(--color-text-secondary); transition: all .2s; }
.carousel-arrow:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* ========== Download App Page ========== */
.app-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 800px; margin: -30px auto 0; position: relative; z-index: 2; padding: 0 20px; }
.app-card { background: #fff; border-radius: 16px; padding: 36px 28px; text-align: center; box-shadow: var(--shadow-md); transition: transform .3s, box-shadow .3s; }
.app-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.app-icon { width: 80px; height: 80px; border-radius: 20px; margin: 0 auto 16px; display: flex; align-items: center; justify-content: center; font-size: 36px; }
.app-icon.android { background: linear-gradient(135deg, #3DDC84, #2FB86E); }
.app-icon.ios { background: linear-gradient(135deg, #007AFF, #0055D4); }
.app-card h3 { font-size: 20px; color: var(--color-text); margin-bottom: 6px; }
.app-card .ver { font-size: 13px; color: var(--color-text-hint); margin-bottom: 20px; }
.app-features { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 24px; }
.app-features span { font-size: 12px; color: var(--color-text-secondary); background: var(--color-bg); padding: 4px 10px; border-radius: 12px; }
.app-dl-btn { display: inline-block; padding: 12px 36px; border-radius: 24px; font-size: 15px; font-weight: 600; text-decoration: none; transition: all .2s; }
.app-dl-btn.android { background: #3DDC84; color: #fff; }
.app-dl-btn.android:hover { background: #2FB86E; }
.app-dl-btn.ios { background: #007AFF; color: #fff; }
.app-dl-btn.ios:hover { background: #0055D4; }
.app-dl-btn.disabled { background: #ccc; cursor: not-allowed; }
.app-steps { max-width: 800px; margin: 40px auto; padding: 0 20px; }
.app-steps h2 { text-align: center; font-size: 20px; margin-bottom: 24px; color: var(--color-text); }
.step-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step-item { text-align: center; padding: 20px; }
.step-num { width: 40px; height: 40px; border-radius: 50%; background: var(--color-primary); color: #fff; font-size: 18px; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; margin-bottom: 10px; }
.step-item h4 { font-size: 14px; color: var(--color-text); margin-bottom: 6px; }
.step-item p { font-size: 12px; color: var(--color-text-hint); line-height: 1.6; }

/* ========== Contact Page ========== */
.ct-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 32px; }
.ct-card { background: #fff; border-radius: 12px; padding: 28px; text-align: center; transition: all .3s; border: 1px solid var(--color-border); }
.ct-card:hover { box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.ct-card .icon { width: 56px; height: 56px; border-radius: 16px; margin: 0 auto 14px; display: flex; align-items: center; justify-content: center; font-size: 24px; }
.ct-card .icon.wechat { background: linear-gradient(135deg, #07c160, #2dc770); }
.ct-card .icon.phone { background: linear-gradient(135deg, var(--color-primary), #ff8533); }
.ct-card .icon.mail { background: linear-gradient(135deg, #FF6700, #ff8533); }
.ct-card h3 { font-size: 16px; color: var(--color-text); margin-bottom: 6px; }
.ct-card .val { font-size: 15px; color: var(--color-primary); font-weight: 600; margin-top: 4px; }
.ct-card .desc { font-size: 12px; color: var(--color-text-hint); margin-top: 4px; }
.ct-form { background: #fff; border-radius: 12px; padding: 28px; margin-bottom: 32px; }
.ct-form h3 { font-size: 18px; color: var(--color-text); margin-bottom: 16px; padding-bottom: 10px; border-bottom: 2px solid var(--color-primary); }
.ct-form .field { margin-bottom: 14px; }
.ct-form .field label { display: block; font-size: 13px; color: var(--color-text-secondary); margin-bottom: 4px; }
.ct-form .field input,.ct-form .field textarea { width: 100%; padding: 10px 14px; border: 1px solid var(--color-border-dark); border-radius: 8px; font-size: 14px; transition: border-color .2s; }
.ct-form .field input:focus,.ct-form .field textarea:focus { border-color: var(--color-primary); outline: none; }
.ct-form .field textarea { height: 100px; resize: vertical; }
.ct-form .btn { display: inline-block; padding: 10px 32px; background: var(--color-primary); color: #fff; border: none; border-radius: 8px; font-size: 14px; font-weight: 600; cursor: pointer; transition: background .2s; }
.ct-form .btn:hover { background: var(--color-primary-hover); }
.ct-addr { background: #fff; border-radius: 12px; padding: 20px; margin-bottom: 32px; display: flex; align-items: center; gap: 16px; }
.ct-addr .icon { width: 48px; height: 48px; border-radius: 12px; background: linear-gradient(135deg, #FF6700, #ff8533); display: flex; align-items: center; justify-content: center; font-size: 22px; flex-shrink: 0; }

/* ========== Category Page ========== */
.cat-hero { background: linear-gradient(135deg, var(--brand-deep-start, #1e2a4a) 0%, var(--brand-deep-end, #2d3b6b) 100%); color: #fff; padding: 36px 0 27px; position: relative; overflow: hidden; }
.cat-hero::before { content: ''; position: absolute; top: -30%; right: -10%; width: 300px; height: 300px; background: radial-gradient(circle, rgba(255,255,255,.12) 0%, transparent 70%); border-radius: 50%; }
.cat-hero::after { content: ''; position: absolute; bottom: -20%; left: -5%; width: 250px; height: 250px; background: radial-gradient(circle, rgba(255,255,255,.08) 0%, transparent 70%); border-radius: 50%; }
.cat-hero-inner { max-width: 1200px; margin: 0 auto; padding: 0 20px; position: relative; z-index: 1; text-align: center; }
.cat-hero-breadcrumb { font-size: 12px; color: rgba(255,255,255,.55); margin-bottom: 14px; text-align: left; }
.cat-hero-breadcrumb a { color: rgba(255,255,255,.65); text-decoration: none; transition: color .2s; }
.cat-hero-breadcrumb a:hover { color: #fff; }
.cat-hero-breadcrumb span { margin: 0 6px; color: rgba(255,255,255,.35); }
.cat-hero-breadcrumb .current { color: rgba(255,255,255,.9); }
.cat-hero h1 { font-size: 28px; font-weight: 700; margin: 0 0 8px; letter-spacing: 1px; }
.cat-hero p { font-size: 14px; color: rgba(255,255,255,.85); margin: 0 0 20px; }
.cat-hero-stats { display: flex; justify-content: center; gap: 32px; margin-top: 16px; }
.cat-hero-stat .num { font-size: 24px; font-weight: 700; }
.cat-hero-stat .label { font-size: 11px; color: rgba(255,255,255,.6); margin-top: 2px; }
.cat-nav { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.cat-nav a { padding: 5px 14px; border-radius: 16px; font-size: 13px; color: rgba(255,255,255,.7); background: rgba(255,255,255,.12); text-decoration: none; transition: all .2s; }
.cat-nav a:hover,.cat-nav a.active { background: #fff; color: var(--color-primary); }
.sub-nav { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; padding: 16px; background: #fff; border-radius: 10px; }
.sub-nav a { padding: 8px 18px; border-radius: 8px; font-size: 13px; color: var(--color-text-secondary); background: #f8f8f8; text-decoration: none; transition: all .2s; font-weight: 500; }
.sub-nav a:hover { background: var(--color-primary-light); color: var(--color-primary); }
.sub-nav a.active { background: var(--color-primary); color: #fff; font-weight: 600; box-shadow: 0 2px 8px rgba(255,103,0,.2); }
.cat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 24px; }
.cat-grid-item { background: #fff; border-radius: 12px; border: 1px solid var(--color-border); transition: all .3s; text-decoration: none; color: inherit; display: block; padding: 20px 24px; }
.cat-grid-item:last-child:nth-child(odd) { grid-column: 1 / -1; }
.cat-grid-item:hover { box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.cat-grid-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.cat-grid-head .color-bar { width: 4px; height: 22px; border-radius: 2px; flex-shrink: 0; }
.cat-grid-head h3 { font-size: 17px; color: var(--color-text); margin: 0; flex: 1; font-weight: 600; }
.cat-grid-head .cnt { font-size: 12px; color: var(--color-text-hint); flex-shrink: 0; }
.cat-grid-subs { display: flex; flex-wrap: wrap; gap: 8px; }
.cat-sub-tag { padding: 6px 14px; background: #f8f9fa; border-radius: 8px; font-size: 13px; color: #555; text-decoration: none; transition: all .2s; border: 1px solid transparent; display: inline-flex; align-items: center; gap: 4px; }
.cat-sub-tag:hover { background: var(--color-primary-light); color: var(--color-primary); border-color: var(--color-primary-border); }
.cat-sub-tag .sub-cnt { font-size: 10px; color: #bbb; }
.cat-grid-foot { margin-top: 12px; display: flex; align-items: center; justify-content: space-between; }
.cat-grid-foot .go-link { font-size: 13px; color: var(--color-primary); text-decoration: none; font-weight: 500; }
.cat-section { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.cat-section-title { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid var(--color-primary); }
.cat-section-title .bar { width: 4px; height: 22px; background: var(--color-primary); border-radius: 2px; }
.cat-section-title h2 { font-size: 20px; color: var(--color-text); margin: 0; flex: 1; }
.cat-section-title .more { font-size: 13px; color: var(--color-primary); text-decoration: none; }
.cat-course-block { background: #fff; border-radius: 12px; margin-bottom: 20px; overflow: hidden; box-shadow: 0 1px 4px rgba(0,0,0,.04); border: 1px solid var(--color-border); transition: box-shadow .2s; }
.cat-course-block:hover { box-shadow: var(--shadow-sm); }
.cat-course-header { display: flex; gap: 16px; padding: 20px; align-items: flex-start; border-bottom: 1px solid #f5f5f5; cursor: pointer; text-decoration: none; color: var(--color-text); }
.cat-course-header:hover { background: #fafafa; }
.cat-course-cover { width: 160px; height: 90px; border-radius: 8px; overflow: hidden; flex-shrink: 0; background: #f5f5f5; }
.cat-course-cover img { width: 100%; height: 100%; object-fit: cover; }
.cat-course-info { flex: 1; min-width: 0; }
.cat-course-name { font-size: 17px; font-weight: 700; color: var(--color-text); margin: 0 0 6px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.cat-course-name .level-tag { background: var(--color-primary-light); color: var(--color-primary); font-size: 10px; padding: 2px 8px; border-radius: 3px; font-weight: 500; }
.cat-course-teacher { font-size: 12px; color: var(--color-primary); margin-bottom: 4px; }
.cat-course-desc { font-size: 13px; color: var(--color-text-secondary); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.cat-course-stats { display: flex; gap: 12px; margin-top: 6px; font-size: 12px; color: var(--color-text-hint); }
.cat-course-stats .stat-link { color: var(--color-primary); text-decoration: none; font-weight: 500; }

/* ========== Login Page ========== */
.auth-page { display: flex; align-items: center; justify-content: center; min-height: calc(100vh - 200px); padding: 40px 20px; }
.auth-card { width: 100%; max-width: 400px; background: var(--color-bg-white, #fff); border-radius: 16px; padding: 36px; box-shadow: var(--shadow-md, 0 4px 16px rgba(0,0,0,.1)); }
.auth-tabs { display: flex; margin-bottom: 24px; border-bottom: 2px solid var(--color-border); }
.auth-tab { flex: 1; text-align: center; padding: 10px; font-size: 15px; cursor: pointer; color: var(--color-text-hint); border-bottom: 2px solid transparent; margin-bottom: -2px; transition: all .2s; }
.auth-tab:hover { color: var(--color-primary); }
.auth-tab.active { color: var(--color-primary); border-bottom-color: var(--color-primary); font-weight: 600; }
.auth-panel { display: none; }
.auth-panel.active { display: block; }
.auth-field { margin-bottom: 16px; }
.auth-field label { display: block; font-size: 13px; color: var(--color-text-secondary); margin-bottom: 4px; }
.auth-field input { width: 100%; padding: 10px 14px; border: 1px solid var(--color-border-dark); border-radius: 8px; font-size: 14px; transition: border-color .2s; }
.auth-field input:focus { border-color: var(--color-primary); outline: none; }
.auth-btn { width: 100%; padding: 12px; background: var(--color-primary); color: #fff; border: none; border-radius: 8px; font-size: 15px; font-weight: 600; cursor: pointer; transition: background .2s; }
.auth-btn:hover { background: var(--color-primary-hover); }
.auth-divider { display: flex; align-items: center; gap: 12px; margin: 20px 0; color: var(--color-text-hint); font-size: 12px; }
.auth-divider::before,.auth-divider::after { content: ''; flex: 1; height: 1px; background: var(--color-border); }
.social-login { display: flex; gap: 12px; justify-content: center; }
.social-btn { width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--color-border-dark); background: #fff; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 20px; transition: all .2s; }
.social-btn:hover { border-color: var(--color-primary); }
.social-btn.wechat { color: #07c160; }
.pwd-strength { height: 4px; border-radius: 2px; background: var(--color-border); margin-top: 6px; overflow: hidden; }
.pwd-strength-bar { height: 100%; border-radius: 2px; transition: width .3s, background .3s; }
.pwd-strength-text { font-size: 11px; margin-top: 2px; }

/* ========== Player Loading & Resume ========== */
.player-loading {
    position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: #000;
    display: flex; align-items: center; justify-content: center; z-index: 5;
}
.player-loading .spinner-lg {
    width: 48px; height: 48px; border: 4px solid rgba(255,255,255,.2);
    border-top-color: var(--color-primary); border-radius: 50%;
    animation: spin .8s linear infinite;
}
.resume-bar {
    display: none; padding: 8px 16px; background: var(--color-primary-light);
    border-radius: 6px; font-size: 13px; color: var(--color-primary);
    align-items: center; gap: 8px; margin-bottom: 8px;
}
.resume-bar.show { display: flex; }
.resume-bar a { font-weight: 600; color: var(--color-primary); text-decoration: underline; }

/* ========== Mini Program hidden elements ========== */
body.from-mini .header,
body.from-mini .footer,
body.from-mini .side-ad,
body.from-mini .hamburger,
body.from-mini .vip-float-cta { display: none !important; }
body.from-mini .main-wrap { padding-top: 0; }
body.from-mini .cat-grid-item { flex: unset; }
body.from-mini .cat-grid { grid-template-columns: 1fr; }

/* ========== Unified Responsive ========== */
@media (max-width: 992px) {
    .vip-dur-grid { grid-template-columns: repeat(3, 1fr); }
    .pk-header,.pk-row { grid-template-columns: 1fr 1fr 1fr 1fr 1fr; }
    .app-cards { grid-template-columns: 1fr; max-width: 400px; }
    .step-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .page-hero h1 { font-size: 22px; }
    .vip-dur-grid { grid-template-columns: repeat(2, 1fr); }
    .cat-hero h1 { font-size: 22px; }
    .cat-hero-stats { gap: 20px; }
    .cat-hero-stat .num { font-size: 20px; }
    .ct-grid { grid-template-columns: 1fr; }
    .teacher-card { flex-direction: column; align-items: center; text-align: center; }
    .teacher-features li { justify-content: center; }
    .course-tags { justify-content: center; }
    .carousel-arrow { width: 30px; height: 30px; font-size: 14px; }
    .vip-float-cta { display: block; }
    .cat-grid-item { padding: 16px; }
    .cat-grid { grid-template-columns: 1fr; }
    .cat-grid-head h3 { font-size: 15px; }
}
@media (max-width: 640px) {
    .app-cards { grid-template-columns: 1fr; max-width: 400px; }
    .step-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .page-hero h1 { font-size: 18px; }
    .vip-dur-grid { grid-template-columns: 1fr; }
    .pk-header,.pk-row { grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr; }
    .cat-grid { gap: 10px; }
    .cat-grid-item { padding: 12px; }
    .cat-grid-head h3 { font-size: 14px; }
    .cat-sub-tag { padding: 4px 8px; font-size: 11px; border-radius: 6px; }
}

/* Home Page Tabs */
.home-tabs { display: flex; gap: 0; margin-bottom: 16px; border-bottom: 2px solid var(--color-border); }
.home-tab {
    padding: 8px 20px; font-size: 14px; cursor: pointer; border: none; background: none;
    color: var(--color-text-hint); border-bottom: 2px solid transparent; margin-bottom: -2px;
    transition: all .2s; font-weight: 500;
}
.home-tab:hover { color: var(--color-primary); }
.home-tab.active { color: var(--color-primary); border-bottom-color: var(--color-primary); font-weight: 600; }
.home-tab-panel { display: none; }
.home-tab-panel.active { display: block; }

/* ========== Frontend Component Baseline ========== */
.site-card,
.price-card,
.course-card {
    background: var(--color-bg-white);
    border: 1px solid #edf0f5;
    border-radius: 12px;
    box-shadow: 0 6px 22px rgba(15,23,42,.05);
}
.site-card { padding: 20px; }
.site-card:hover,
.price-card:hover,
.course-card:hover { box-shadow: 0 10px 28px rgba(15,23,42,.08); }
.site-btn-primary,
.site-btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 18px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    transition: background .2s, border-color .2s, color .2s, box-shadow .2s, transform .2s;
}
.site-btn-primary { background: var(--color-primary); border: 1px solid var(--color-primary); color: #fff; }
.site-btn-primary:hover { background: var(--color-primary-hover); color: #fff; box-shadow: 0 8px 18px rgba(255,103,0,.22); transform: translateY(-1px); }
.site-btn-outline { background: #fff; border: 1px solid var(--color-primary); color: var(--color-primary); }
.site-btn-outline:hover { background: var(--color-primary-light); color: var(--color-primary); }
.site-section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}
.site-section-head h2 { font-size: 24px; line-height: 1.3; color: var(--color-text); margin: 0; font-weight: 800; }
.site-section-head p { margin: 5px 0 0; font-size: 14px; line-height: 1.7; color: var(--color-text-hint); }
.price-card { padding: 22px 18px; text-align: center; }
.price-card .price { color: var(--color-primary); font-size: 32px; font-weight: 800; line-height: 1.15; }
.promo-band {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px;
    align-items: center;
    padding: 18px 20px;
    background: #fff;
    border: 1px solid #edf0f5;
    border-left: 4px solid var(--color-primary);
    border-radius: 12px;
    box-shadow: 0 6px 20px rgba(15,23,42,.05);
}
.promo-band h3 { margin: 0 0 5px; color: var(--text-main); font-size: 18px; font-weight: 800; }
.promo-band p { margin: 0; color: var(--text-muted); font-size: 13px; line-height: 1.7; }
.promo-band .promo-value { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.promo-band .promo-value span { display: inline-flex; align-items: center; min-height: 24px; padding: 0 9px; border-radius: 999px; background: var(--surface-muted); color: var(--text-muted); font-size: 12px; }
.promo-band .promo-actions { min-width: 280px; }
.promo-band .price-options { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; margin-bottom: 12px; }
.promo-band .price-card { min-height: 94px; padding: 12px; cursor: pointer; box-shadow: none; transition: border-color .2s, background .2s, box-shadow .2s, transform .2s; }
.promo-band .price-card:hover { border-color: #ffd7b8; box-shadow: 0 8px 18px rgba(15,23,42,.06); transform: translateY(-1px); }
.promo-band .price-card.active { border-color: var(--color-primary); background: var(--color-primary-light); box-shadow: 0 0 0 2px rgba(255,103,0,.08); }
.promo-band .price-card .period { color: var(--text-muted); font-size: 12px; }
.promo-band .price-card .price { margin-top: 3px; font-size: 22px; }
.promo-band .price-card .hint { margin-top: 2px; color: var(--text-muted); font-size: 11px; }
.promo-band .promo-cta { width: 100%; min-height: 38px; }
@media (max-width: 768px) {
    .promo-band { grid-template-columns: 1fr; padding: 16px; }
    .promo-band .promo-actions { min-width: 0; }
}
.course-card { overflow: hidden; transition: box-shadow .2s, transform .2s; }
.course-card:hover { transform: translateY(-2px); }
.empty-state {
    background: #fff;
    border: 1px dashed #d8dde6;
    border-radius: 12px;
    color: var(--color-text-hint);
}
.status-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 22px;
    padding: 0 8px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    background: #f1f5f9;
    color: #475569;
}
.status-badge.primary { background: var(--color-primary-light); color: var(--color-primary); }
.status-badge.success { background: #ecfdf3; color: #15803d; }
.status-badge.info { background: #eff6ff; color: #1d4ed8; }

.site-empty-state,
.empty-state {
    background: var(--surface);
    border: 1px dashed #d8dde6;
    border-radius: 12px;
    color: var(--text-muted);
    padding: 38px 20px;
    text-align: center;
    font-size: 14px;
    line-height: 1.7;
}
.site-empty-state .empty-icon,
.empty-state .empty-icon { display: block; color: #c5ccd6; font-size: 30px; line-height: 1; margin-bottom: 8px; }
.site-empty-state a { color: var(--brand-primary); font-weight: 700; }

.site-pay-modal { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.48); z-index: 9999; align-items: center; justify-content: center; padding: 18px; }
.site-pay-box { width: 100%; max-width: 400px; max-height: 90vh; overflow-y: auto; background: var(--surface); border-radius: 16px; box-shadow: 0 20px 60px rgba(0,0,0,.18); }
.site-pay-head { position: relative; padding: 22px 20px 18px; text-align: center; color: #fff; background: linear-gradient(135deg,var(--brand-deep-start),var(--brand-deep-end, #2d3b6b)); border-bottom: 3px solid var(--brand-primary); }
.site-pay-head h3 { margin: 0 0 4px; color: #fff; font-size: 18px; font-weight: 800; }
.site-pay-head p { margin: 0; color: rgba(255,255,255,.78); font-size: 12px; }
.site-pay-close { position: absolute; top: 8px; right: 12px; width: 28px; height: 28px; border: 0; border-radius: 50%; background: rgba(255,255,255,.14); color: #fff; cursor: pointer; }
.site-pay-body { padding: 20px; text-align: center; }
.site-pay-summary { display: inline-block; max-width: 100%; margin-bottom: 16px; padding: 12px 18px; border: 1px solid var(--color-primary-border); border-radius: 12px; background: var(--color-primary-light); }
.site-pay-summary .pay-label { margin: 0 0 4px; color: var(--text-muted); font-size: 12px; }
.site-pay-summary .pay-name { margin: 0 0 6px; color: var(--text-main); font-size: 16px; font-weight: 700; }
.site-pay-summary .pay-price { margin: 0; color: var(--brand-primary); font-size: 32px; font-weight: 800; line-height: 1.1; }
.site-pay-status { margin-top: 12px; padding: 10px 12px; border-radius: 8px; border: 1px solid #ffe7ba; background: #fff7e6; color: #ad6800; font-size: 12px; line-height: 1.55; }
.site-pay-status.success { border-color: #b7eb8f; background: #f6ffed; color: #389e0d; }
.site-pay-status.error { border-color: #ffa39e; background: #fff1f0; color: #cf1322; }
.site-pay-qr-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; margin-top: 12px; }
.site-pay-qr-card { padding: 10px; border-radius: 10px; background: #f7f8fa; text-align: center; }
.site-pay-qr-card img { width: 118px; height: 118px; max-width: 100%; object-fit: cover; border-radius: 4px; background: #fff; }
.site-pay-qr-card div { margin-top: 6px; color: var(--text-muted); font-size: 12px; }

.site-toast-wrap { position: fixed; right: 18px; bottom: 22px; z-index: 10050; display: flex; flex-direction: column; gap: 10px; pointer-events: none; }
.site-toast { min-width: 220px; max-width: 360px; padding: 11px 14px; border-radius: 10px; background: rgba(23,28,36,.94); color: #fff; font-size: 13px; line-height: 1.55; box-shadow: 0 12px 30px rgba(15,23,42,.18); opacity: 0; transform: translateY(8px); transition: opacity .2s, transform .2s; }
.site-toast.show { opacity: 1; transform: translateY(0); }
.site-toast.success { background: #167a3b; }
.site-toast.error { background: #b42318; }
.site-toast.warning { background: #ad6800; }
@media (max-width: 640px) { .site-toast-wrap { left: 12px; right: 12px; bottom: 16px; } .site-toast { max-width: none; width: 100%; } }

.home-vip-promo-wrap { padding: 0 20px 28px; }
.home-vip-promo {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 22px 26px;
    background: #fff;
    border: 1px solid #edf0f5;
    border-left: 4px solid var(--brand-primary);
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(15,23,42,.06);
    color: var(--text-main);
    text-decoration: none;
    transition: box-shadow .2s, transform .2s;
}
.home-vip-promo:hover { color: var(--text-main); box-shadow: 0 12px 28px rgba(15,23,42,.1); transform: translateY(-1px); }
.home-vip-promo-main { flex: 1; min-width: 0; }
.home-vip-promo-title { margin-bottom: 6px; color: var(--text-main); font-size: 20px; font-weight: 800; }
.home-vip-promo-desc { color: var(--text-muted); font-size: 14px; line-height: 1.6; }
.home-vip-promo-btn { flex-shrink: 0; padding: 10px 24px; background: var(--brand-primary); color: #fff; border-radius: 8px; font-size: 14px; font-weight: 800; white-space: nowrap; }
.home-learning-path-wrap { padding: 0 20px 28px; }
.home-learning-path-grid {
    display: grid;
    grid-template-columns: repeat(4,minmax(0,1fr));
    gap: 14px;
}
.home-learning-path-card {
    display: block;
    min-height: 132px;
    padding: 18px;
    color: var(--text-main);
    background: #fff;
    border: 1px solid #edf0f5;
    border-left: 4px solid var(--brand-primary);
    border-radius: 12px;
    box-shadow: 0 6px 20px rgba(15,23,42,.04);
    transition: box-shadow .2s, transform .2s;
}
.home-learning-path-card:hover { color: var(--text-main); box-shadow: 0 10px 26px rgba(15,23,42,.08); transform: translateY(-1px); }
.home-learning-path-title { font-size: 16px; font-weight: 800; color: var(--text-main); }
.home-learning-path-meta { margin-top: 6px; color: var(--text-muted); font-size: 12px; }
.home-learning-path-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.home-learning-path-tags span { padding: 3px 8px; color: #687180; background: #f7f8fa; border: 1px solid #edf0f5; border-radius: 999px; font-size: 11px; }
.video-card .video-info::after {
    content: '系统课程 · 进度同步';
    display: inline-flex;
    margin-top: 8px;
    padding: 2px 8px;
    border-radius: 999px;
    background: #f1f5f9;
    color: #687180;
    font-size: 11px;
    font-weight: 600;
}
.home-tab-panel .video-card .video-info::after { content: '精选路�?· 可试�?; }

#vipPayModal,
#upgradePayModal,
#orderPayModal { padding: 18px !important; background: rgba(0,0,0,.48) !important; }
#vipPayModal > div,
#upgradePayModal > div,
#orderPayModal > div {
    width: 100% !important;
    max-width: 400px !important;
    max-height: 90vh !important;
    overflow-y: auto !important;
    background: var(--surface) !important;
    border-radius: 16px !important;
    box-shadow: 0 20px 60px rgba(0,0,0,.18) !important;
}
#vipPayModal > div > div:first-child,
#upgradePayModal > div > div:first-child,
#orderPayModal > div > div:first-child {
    background: linear-gradient(135deg,var(--brand-deep-start),var(--brand-deep-end, #2d3b6b)) !important;
    border-bottom: 3px solid var(--brand-primary) !important;
}

#vipPayModal .pay-head,
#upgradePayModal > div > div:first-child,
#orderPayModal > div > div:first-child,
#vipPayModal div[style*="linear-gradient(135deg,#FF6700,#ff8533)"] {
    background: linear-gradient(135deg,var(--brand-deep-start),var(--brand-deep-end, #2d3b6b)) !important;
    border-bottom: 3px solid var(--brand-primary) !important;
}
#upgradeSubmitBtn,
#vipSubmitBtn,
#orderPayModal .order-confirm-btn { background: var(--brand-primary) !important; box-shadow: 0 6px 16px rgba(255,103,0,.2) !important; }
#upgradeOrderResult,
#vipOrderResult,
#orderPayStatus { line-height: 1.55; }

.vip-trust-section {
    background: #fff;
    padding: 56px 0;
    border-top: 1px solid #f0f1f4;
}
.vip-trust-head .site-btn-primary { flex-shrink: 0; }

/* 核心优势：4列卡片 */
.vip-trust-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-bottom: 36px;
}
.vip-feature-item {
    background: #fff;
    border: 1px solid #edf0f5;
    border-top: 3px solid var(--brand-primary);
    border-radius: 12px;
    padding: 28px 20px 24px;
    text-align: center;
    transition: box-shadow .25s, transform .25s, border-color .25s;
    box-shadow: 0 2px 8px rgba(15,23,42,.04);
}
.vip-feature-item:hover {
    box-shadow: 0 12px 32px rgba(255,103,0,.12);
    transform: translateY(-3px);
    border-top-color: #ff8533;
}
.vip-feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: linear-gradient(135deg, #fff5eb, #ffe8d1);
    font-size: 28px;
    line-height: 1;
    margin-bottom: 16px;
}
.vip-feature-item h4 {
    margin: 0 0 8px;
    font-size: 15px;
    font-weight: 800;
    color: var(--text-main);
}
.vip-feature-item p {
    margin: 0;
    font-size: 12px;
    line-height: 1.65;
    color: var(--text-muted);
}

/* 学习场景 + 适合谁学/售后保障：左右平衡 */
.vip-trust-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: stretch;
}
.vip-course-preview {
    min-height: 280px;
    overflow: hidden;
    background: linear-gradient(135deg,var(--brand-deep-start),var(--brand-deep-end, #2d3b6b));
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(15,23,42,.1);
    position: relative;
}
.vip-course-preview::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--brand-primary), transparent);
}
.vip-course-preview img {
    width: 100%;
    height: 100%;
    min-height: 280px;
    object-fit: cover;
    display: block;
}
.vip-course-preview-empty {
    height: 100%;
    min-height: 280px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
}
.vip-course-preview-empty div {
    font-size: 48px;
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, #FF6700, #FF9A47);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.vip-course-preview-empty span { margin-top: 12px; color: rgba(255,255,255,.72); font-size: 13px; }
.vip-trust-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}
.vip-trust-card {
    background: #fff;
    border: 1px solid #edf0f5;
    border-left: 4px solid var(--brand-primary);
    border-radius: 12px;
    box-shadow: 0 6px 20px rgba(15,23,42,.05);
    padding: 22px 24px;
}
.vip-trust-card h3 {
    margin: 0 0 14px;
    color: var(--text-main);
    font-size: 16px;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 8px;
}
.vip-trust-card h3::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 16px;
    background: linear-gradient(180deg, var(--brand-primary), #ff8533);
    border-radius: 2px;
}
.vip-trust-card ul { margin: 0; padding: 0; list-style: none; }
.vip-trust-card li {
    position: relative;
    padding-left: 22px;
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.8;
}
.vip-trust-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-primary-light);
    color: var(--brand-primary);
    font-size: 10px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    margin-top: 4px;
}

/* 学员真实反馈 */
.vip-review-section {
    margin-top: 40px;
}
.vip-review-title {
    text-align: center;
    font-size: 20px;
    font-weight: 800;
    color: var(--text-main);
    margin: 0 0 24px;
    position: relative;
}
.vip-review-title::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--brand-primary), #ff8533);
    border-radius: 2px;
    margin: 10px auto 0;
}
.vip-review-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 18px;
}
.vip-review-card {
    position: relative;
    background: linear-gradient(135deg, #fffaf5, #fff);
    border: 1px solid #ffe8d6;
    border-radius: 14px;
    box-shadow: 0 6px 20px rgba(255,103,0,.06);
    padding: 28px 24px 20px;
    overflow: hidden;
}
.vip-review-quote {
    position: absolute;
    top: 6px;
    right: 18px;
    font-size: 56px;
    line-height: 1;
    color: rgba(255,103,0,.12);
    font-family: Georgia, serif;
    pointer-events: none;
}
.vip-review-card p {
    margin: 0 0 14px;
    color: var(--text-main);
    font-size: 14px;
    line-height: 1.8;
    position: relative;
    z-index: 1;
}
.vip-review-card strong {
    color: var(--brand-primary);
    font-size: 13px;
    font-weight: 700;
}

#aboutVipPayModal { padding: 18px !important; background: rgba(0,0,0,.48) !important; }
#aboutVipPayModal > div {
    width: 100% !important;
    max-width: 400px !important;
    background: var(--surface) !important;
    border-radius: 16px !important;
    box-shadow: 0 20px 60px rgba(0,0,0,.18) !important;
}

.video-upgrade-modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 18px;
    background: rgba(0,0,0,.56);
}
.video-upgrade-card {
    width: 100%;
    max-width: 380px;
    overflow: hidden;
    text-align: center;
    background: var(--surface);
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0,0,0,.2);
}
.video-upgrade-head {
    padding: 22px 24px 18px;
    color: #fff;
    background: linear-gradient(135deg,var(--brand-deep-start),var(--brand-deep-end, #2d3b6b));
    border-bottom: 3px solid var(--brand-primary);
}
.video-upgrade-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 54px;
    height: 30px;
    margin-bottom: 10px;
    padding: 0 12px;
    color: #fff;
    border: 1px solid rgba(255,255,255,.22);
    border-radius: 999px;
    font-weight: 800;
    letter-spacing: 0;
}
.video-upgrade-head h3 { margin: 0 0 5px; color: #fff; font-size: 20px; font-weight: 800; }
.video-upgrade-head p { margin: 0; color: rgba(255,255,255,.78); font-size: 12px; }
.video-upgrade-body { padding: 22px 24px 24px; }
.video-upgrade-copy { margin: 0 0 12px; color: var(--text-muted); font-size: 14px; line-height: 1.7; }
.video-upgrade-benefits {
    display: grid;
    gap: 8px;
    margin: 0 0 14px;
    text-align: left;
}
.video-upgrade-benefits span {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 8px 10px;
    color: var(--text-main);
    background: var(--surface-muted);
    border-radius: 8px;
    font-size: 12px;
    line-height: 1.45;
}
.video-upgrade-benefits span::before {
    content: '';
    width: 6px;
    height: 6px;
    flex: 0 0 6px;
    border-radius: 50%;
    background: var(--brand-primary);
}
.video-upgrade-note {
    margin-bottom: 18px;
    padding: 10px 12px;
    color: var(--text-muted);
    background: var(--surface-muted);
    border-radius: 8px;
    font-size: 12px;
    line-height: 1.55;
}
.video-upgrade-primary,
.video-upgrade-secondary {
    width: 100%;
    min-height: 42px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 800;
}
.video-upgrade-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
    color: #fff;
    background: var(--brand-primary);
    text-decoration: none;
    box-shadow: 0 8px 18px rgba(255,103,0,.22);
}
.video-upgrade-primary:hover { color: #fff; background: #f05f00; }
.video-upgrade-secondary {
    color: var(--text-muted);
    background: transparent;
    border: 0;
    cursor: pointer;
}

@media (max-width: 768px) {
    .vip-trust-section { padding: 28px 0; }
    .vip-trust-features { grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 20px; }
    .vip-feature-item { padding: 18px 14px; }
    .vip-feature-icon { font-size: 26px; }
    .vip-trust-grid { grid-template-columns: 1fr; }
    .vip-course-preview,
    .vip-course-preview img,
    .vip-course-preview-empty { min-height: 200px; }
    .vip-review-grid { grid-template-columns: 1fr; }
    .vip-review-quote { font-size: 36px; }
    .home-learning-path-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}

@media (max-width: 520px) {
    .home-learning-path-grid { grid-template-columns: 1fr; }
    .home-vip-promo { align-items: flex-start; flex-direction: column; }
}

.course-cover-template,
.video-thumb,
.cd-course-cover-placeholder {
    background: linear-gradient(135deg,var(--brand-deep-start),var(--brand-deep-end, #2d3b6b));
}
.video-thumb::after,
.course-cover-template::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    background: var(--brand-primary);
    opacity: .9;
}
.video-thumb .badge-vip,
.video-thumb .badge-free-thumb,
.video-thumb .badge-free,
.video-thumb .badge-pick,
.video-thumb .badge-hot { z-index: 2; }

/* Homepage VIP promotion uses legacy inline styles; keep it visually aligned. */
section.container > a[href="/vip.php"][style*="linear-gradient"] {
    background: #fff !important;
    border: 1px solid #ffe0b2 !important;
    border-left: 4px solid var(--color-primary) !important;
    color: #242933 !important;
    box-shadow: none !important;
}
section.container > a[href="/vip.php"][style*="linear-gradient"]:hover { box-shadow: 0 8px 24px rgba(15,23,42,.08) !important; }
section.container > a[href="/vip.php"][style*="linear-gradient"] > div:first-child > div:last-child {
    color: #687180 !important;
    opacity: 1 !important;
}
section.container > a[href="/vip.php"][style*="linear-gradient"] > div:first-child > div:last-child::first-letter { color: inherit; }
section.container > a[href="/vip.php"][style*="linear-gradient"] > div:last-child {
    background: var(--color-primary) !important;
    color: #fff !important;
}

/* ========== Unified Banner Standard ========== */
:root {
    --site-banner-height: 180px;
    --site-banner-mobile-height: 140px;
}

/* All hero banners: unified dark background */
.home-hero,
.page-hero,
.cat-hero,
.blog-hero,
.dl-hero,
.comp-hero,
.welcome-hero,
.pf-hero,
.upgrade-hero,
.qa-hero {
    background: linear-gradient(135deg, var(--brand-deep-start, #1e2a4a) 0%, var(--brand-deep-end, #2d3b6b) 100%) !important;
    color: #fff;
    position: relative;
    overflow: hidden;
}

/* Orange accent line at bottom — matches vip.php standard */
.home-hero::after,
.page-hero::after,
.cat-hero::after,
.blog-hero::after,
.dl-hero::after,
.comp-hero::after,
.welcome-hero::after,
.pf-hero::after,
.upgrade-hero::after,
.qa-hero::after {
    content: '' !important;
    position: absolute !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100% !important;
    height: 4px !important;
    background: linear-gradient(90deg, transparent, #FF6700, #FF9A47, #FF6700, transparent) !important;
    pointer-events: none !important;
    z-index: 2 !important;
    border-radius: 0 !important;
}

/* Orange glow orbs — bring brand color into dark banner */
.home-hero::before,
.page-hero::before,
.cat-hero::before,
.blog-hero::before,
.dl-hero::before,
.comp-hero::before,
.welcome-hero::before,
.pf-hero::before,
.upgrade-hero::before,
.qa-hero::before {
    content: '' !important;
    position: absolute !important;
    top: -40% !important;
    right: -8% !important;
    width: 320px !important;
    height: 320px !important;
    background: radial-gradient(circle, rgba(255,103,0,.18) 0%, rgba(255,154,71,.06) 40%, transparent 70%) !important;
    border-radius: 50% !important;
    pointer-events: none !important;
    z-index: 0 !important;
}
.home-hero-orb1,
.home-hero-orb2 { display: none !important; }

/* Unified height: desktop 180px — applies to ALL full-width hero banners */
.home-hero,
.page-hero,
.cat-hero,
.blog-hero,
.dl-hero,
.comp-hero,
.welcome-hero,
.pf-hero,
.upgrade-hero,
.qa-hero {
    height: var(--site-banner-height) !important;
    min-height: var(--site-banner-height) !important;
    max-height: var(--site-banner-height) !important;
    box-sizing: border-box !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    overflow: hidden !important;
    padding: 0 !important;
}

/* Mobile: 140px */
@media (max-width: 768px) {
    .home-hero,
    .page-hero,
    .cat-hero,
    .blog-hero,
    .dl-hero,
    .comp-hero,
    .welcome-hero,
    .pf-hero,
    .upgrade-hero,
    .qa-hero {
        height: var(--site-banner-mobile-height) !important;
        min-height: var(--site-banner-mobile-height) !important;
        max-height: var(--site-banner-mobile-height) !important;
    }
}

/* Inner container: centered, max-width 1200px */
.home-hero-inner,
.cat-hero-inner,
.page-hero > .container,
.blog-hero > .container,
.dl-hero > .container,
.comp-hero > .container,
.welcome-hero > *,
.pf-hero > .container,
.upgrade-hero > .container,
.qa-hero > * {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
    width: 100%;
}

/* Title: pure white #ffffff with orange accent bar */
.home-hero h1,
.page-hero h1,
.cat-hero h1,
.blog-hero h1,
.dl-hero h1,
.comp-hero h1,
.welcome-hero h1,
.pf-hero h1,
.upgrade-hero h1,
.qa-hero h1 {
    color: #ffffff !important;
    font-weight: 800;
    line-height: 1.25;
    margin: 0 0 8px;
    position: relative;
}
.home-hero h1::before,
.page-hero h1::before,
.cat-hero h1::before,
.blog-hero h1::before,
.dl-hero h1::before,
.comp-hero h1::before,
.welcome-hero h1::before,
.pf-hero h1::before,
.upgrade-hero h1::before,
.qa-hero h1::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 0.8em;
    background: linear-gradient(180deg, #FF6700, #FF9A47);
    border-radius: 2px;
    margin-right: 10px;
    vertical-align: -0.05em;
}

/* Body text: rgba(255,255,255,0.85) */
.home-hero p,
.page-hero p,
.cat-hero p,
.blog-hero p,
.dl-hero p,
.comp-hero p,
.welcome-subtitle,
.pf-hero p,
.upgrade-hero p,
.qa-hero p {
    color: rgba(255, 255, 255, 0.85) !important;
    line-height: 1.55;
    margin: 0;
}

/* Stats color */
.home-hero-stat .num,
.cat-hero-stat .num { color: #fff; }
.home-hero-stat .label,
.cat-hero-stat .label { color: rgba(255, 255, 255, 0.6); }
.home-hero-stats,
.cat-hero-stats { margin-top: 12px; gap: 28px; }

/* Breadcrumb: absolute positioned, top:14px, aligned with logo (left) */
.page-hero .hero-breadcrumb,
.blog-hero .hero-breadcrumb,
.dl-hero .hero-breadcrumb,
.qa-hero .hero-breadcrumb,
.cat-hero-breadcrumb,
.cd-hero-breadcrumb {
    position: absolute !important;
    top: 14px !important;
    left: 0 !important;
    right: 0 !important;
    z-index: 3 !important;
    text-align: left !important;
}
.page-hero .hero-breadcrumb .container,
.blog-hero .hero-breadcrumb .container,
.dl-hero .hero-breadcrumb .container {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 20px !important;
    display: flex !important;
    align-items: center !important;
    gap: 4px !important;
    font-size: 13px;
}
.cat-hero-breadcrumb,
.cd-hero-breadcrumb {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}
.page-hero .hero-breadcrumb a,
.blog-hero .hero-breadcrumb a,
.dl-hero .hero-breadcrumb a,
.cat-hero-breadcrumb a,
.cd-hero-breadcrumb a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color .2s;
}
.page-hero .hero-breadcrumb a:hover,
.blog-hero .hero-breadcrumb a:hover,
.dl-hero .hero-breadcrumb a:hover,
.cat-hero-breadcrumb a:hover,
.cd-hero-breadcrumb a:hover { color: #fff; }
.page-hero .hero-breadcrumb span,
.blog-hero .hero-breadcrumb span,
.dl-hero .hero-breadcrumb span,
.cat-hero-breadcrumb span,
.cd-hero-breadcrumb span { color: rgba(255, 255, 255, 0.4); margin: 0 6px; }
.page-hero .hero-breadcrumb .current,
.blog-hero .hero-breadcrumb .current,
.dl-hero .hero-breadcrumb .current,
.cat-hero-breadcrumb .current,
.cd-hero-breadcrumb .current { color: rgba(255, 255, 255, 0.9); }

/* Course detail body layout */
.cd-hero-body { position: relative; z-index: 2; }
.cd-hero-breadcrumb { margin-bottom: 14px; }

/* Legacy inline orange panels: calm to dark */
div[style*="background:linear-gradient(135deg,#FF6700,#ff8533)"] {
    background: #fff !important;
    color: #242933 !important;
    border: 1px solid #edf0f5 !important;
    border-left: 4px solid var(--color-primary) !important;
    box-shadow: 0 6px 20px rgba(15,23,42,.05) !important;
}
div[style*="background:linear-gradient(135deg,#FF6700 0%,#ff8533"] {
    background: linear-gradient(135deg, var(--brand-deep-start, #1e2a4a) 0%, var(--brand-deep-end, #2d3b6b) 100%) !important;
    color: #fff !important;
}
div[style*="background:linear-gradient(135deg,#FF6700,#ff8533)"] h2,
div[style*="background:linear-gradient(135deg,#FF6700,#ff8533)"] h3 { color: #242933 !important; }
div[style*="background:linear-gradient(135deg,#FF6700,#ff8533)"] p,
div[style*="background:linear-gradient(135deg,#FF6700,#ff8533)"] div[style*="rgba(255,255,255"] {
    color: #687180 !important;
    opacity: 1 !important;
}

/* Mobile: height 140px */
@media (max-width: 768px) {
    .home-hero,
    .page-hero,
    .cat-hero,
    .blog-hero,
    .dl-hero,
    .comp-hero,
    .welcome-hero {
        height: var(--site-banner-mobile-height) !important;
        min-height: var(--site-banner-mobile-height) !important;
        max-height: var(--site-banner-mobile-height) !important;
        padding: 0 !important;
    }
    .home-hero h1,
    .cat-hero h1,
    .page-hero h1,
    .blog-hero h1,
    .dl-hero h1,
    .comp-hero h1,
    .welcome-hero h1 { font-size: 22px !important; }
    .home-hero p,
    .cat-hero p,
    .page-hero p,
    .blog-hero p,
    .dl-hero p,
    .comp-hero p,
    .welcome-subtitle { font-size: 13px !important; }
    .home-hero-stats,
    .cat-hero-stats { display: none !important; }
}

/* Legacy inline panel overrides (non-banner) */
div[style*="background:linear-gradient(135deg,#FF6700,#ff8533)"] [class$="price-opt"].active,
div[style*="background:linear-gradient(135deg,#FF6700,#ff8533)"] .vip-price-opt.active,
div[style*="background:linear-gradient(135deg,#FF6700,#ff8533)"] .cat-price-opt.active {
    background: var(--color-primary-light) !important;
    border-color: var(--color-primary) !important;
    color: var(--color-primary) !important;
}
button[style*="background:linear-gradient(135deg,#FF6700,#ff8533)"],
a[style*="background:linear-gradient(135deg,#FF6700,#ff4d4f)"] {
    background: var(--color-primary) !important;
    color: #fff !important;
    box-shadow: 0 6px 16px rgba(255,103,0,.2) !important;
}

/* Welcome page cards */
.welcome-benefit-card:hover,
.welcome-cat-card:hover { border-color: #ffd7b8 !important; box-shadow: 0 6px 18px rgba(15,23,42,.06) !important; }
.welcome-cat-card:hover { background: #fff !important; }
.upgrade-card.hot,
.upgrade-dur-card.hot { box-shadow: 0 8px 22px rgba(15,23,42,.06) !important; }
.upgrade-status,
.upgrade-dur,
.pf-card { border: 1px solid #edf0f5 !important; box-shadow: 0 6px 20px rgba(15,23,42,.04) !important; }
.pf-card-title .icon { background: var(--color-primary-light) !important; color: var(--color-primary) !important; }