@import url("admin-responsive.css");

/* ============================================================
   盘来了 v2 — 统一设计系统
   全站共享样式 · 现代化 · 毛玻璃 · 微交互动效
   ============================================================ */

/* ----- CSS Variables ----- */
:root {
    /* 主色调 (各页面通过内联 <style> 覆盖) */
    --accent: #6366f1;
    --accent-hover: #4f46e5;
    --accent-light: rgba(99,102,241,0.08);
    --accent-glow: rgba(99,102,241,0.12);
    --accent-grad: linear-gradient(135deg, #6366f1, #818cf8);

    /* 背景色 */
    --bg-body: #f8fafc;
    --bg-card: #ffffff;
    --bg-card-hover: #fafbfc;
    --bg-input: #f1f5f9;
    --bg-overlay: rgba(0,0,0,0.5);

    /* 文字色 */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-dim: #cbd5e1;

    /* 边框 */
    --border: rgba(0,0,0,0.06);
    --border-hover: rgba(0,0,0,0.12);

    /* 圆角 */
    --radius-xs: 6px;
    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* 阴影 */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.06);
    --shadow-lg: 0 12px 36px rgba(0,0,0,0.10);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.14);

    /* 动画 */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 0.15s ease;
    --transition-base: 0.25s var(--ease-out);
    --transition-slow: 0.4s var(--ease-out);

    /* 布局 */
    --max-width: 1240px;
    --header-height: 62px;
}

/* ----- Reset & Base ----- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-body);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    -webkit-tap-highlight-color: transparent;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input {
    font-family: inherit;
    font-size: inherit;
}

ul, ol { list-style: none; }

::selection {
    background: var(--accent);
    color: #fff;
}

:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--accent) 35%, transparent);
    outline-offset: 3px;
}

/* ============================================================
   HEADER — 顶部导航 (毛玻璃 + 粘性定位)
   ============================================================ */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.82);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
}
.site-header.scrolled {
    border-bottom-color: var(--border);
    box-shadow: 0 1px 8px rgba(0,0,0,.04);
    background: rgba(255,255,255,0.92);
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    height: var(--header-height);
    gap: 8px;
}

/* Logo */
.site-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 20px;
    font-weight: 900;
    letter-spacing: -0.5px;
    flex-shrink: 0;
    margin-right: auto;
}
.logo-icon {
    width: 36px; height: 36px;
    border-radius: 10px;
    background: var(--accent-grad);
    display: flex; align-items: center; justify-content: center;
    font-size: 18px;
    box-shadow: 0 4px 12px var(--accent-glow);
}
.logo-text {
    background: var(--accent-grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 桌面端导航链接 */
.header-nav {
    display: flex;
    gap: 2px;
    align-items: center;
}
.header-nav .nav-links {
    display: flex;
    align-items: center;
    gap: 2px;
}
.header-nav .nav-links a {
    display: inline-flex;
    align-items: center;
    padding: 7px 12px;
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    transition: color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
}
.header-nav .nav-links a:hover,
.header-nav .nav-links a:focus-visible {
    color: var(--accent);
    background: var(--accent-light);
    outline: none;
}
.header-nav .nav-links a.active {
    color: var(--accent);
    background: var(--accent-light);
}
.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 7px 14px;
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    white-space: nowrap;
    transition: all var(--transition-fast);
    position: relative;
}
.nav-link:hover {
    color: var(--accent);
    background: var(--accent-light);
}
.nav-link.active {
    color: var(--accent);
    background: var(--accent-light);
    font-weight: 700;
}
.nav-link-icon { font-size: 14px; line-height: 1; }

/* 搜索框 (桌面端) */
.header-search {
    display: flex;
    align-items: center;
    gap: 4px;
    background: var(--bg-input);
    border: 1px solid transparent;
    border-radius: var(--radius-full);
    padding: 5px 6px 5px 14px;
    transition: all var(--transition-fast);
    margin-left: 4px;
}
.header-search:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
    background: var(--bg-card);
}
.header-search input {
    border: none;
    background: none;
    outline: none;
    font-size: 13px;
    width: 140px;
    color: var(--text-primary);
}
.header-search input::placeholder { color: var(--text-muted); }
.header-search button {
    padding: 6px 12px;
    border-radius: var(--radius-full);
    background: var(--accent-grad);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    transition: all var(--transition-fast);
    white-space: nowrap;
}
.header-search button:hover {
    filter: brightness(1.1);
    transform: scale(1.03);
}

/* 汉堡菜单按钮 (仅移动端显示) */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1010;
    border-radius: var(--radius-xs);
}
.nav-toggle span {
    display: block;
    width: 20px; height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: all 0.3s var(--ease-out);
    transform-origin: center;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* 移动端下拉菜单 */
.nav-mobile {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0; right: 0;
    height: calc(100vh - var(--header-height));
    height: calc(100dvh - var(--header-height));
    background: var(--bg-card);
    padding: 16px 20px;
    padding-bottom: max(32px, env(safe-area-inset-bottom, 16px));
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 9999;
    animation: slideDown 0.25s var(--ease-out);
    -webkit-overflow-scrolling: touch;
}
.nav-mobile.show { display: block; }

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.mobile-search {
    display: flex;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 14px;
}
.mobile-search input {
    flex: 1;
    border: none;
    background: none;
    padding: 12px 16px;
    font-size: 15px;
    outline: none;
    color: var(--text-primary);
}
.mobile-search button {
    padding: 0 20px;
    background: var(--accent-grad);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 13px 16px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}
.mobile-nav-link:hover,
.mobile-nav-link.active {
    color: var(--accent);
    background: var(--accent-light);
}
.mobile-nav-link span { font-size: 18px; }

/* Header 占位 */
.header-spacer { height: var(--header-height); }

/* ============================================================
   HERO — 页面顶部横幅
   ============================================================ */
.hero {
    background: linear-gradient(180deg, 
        color-mix(in srgb, var(--accent) 5%, var(--bg-body)) 0%, 
        var(--bg-body) 100%);
    border-bottom: 1px solid color-mix(in srgb, var(--accent) 6%, transparent);
    padding: 48px 20px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: -30%; left: 50%;
    transform: translateX(-50%);
    width: 600px; height: 600px;
    background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 65%);
    pointer-events: none;
}
.hero h1 {
    font-size: 34px;
    font-weight: 900;
    color: var(--text-primary);
    margin: 0 0 10px;
    position: relative;
    letter-spacing: -0.8px;
    background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 70%, var(--text-primary)));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero p {
    font-size: 15px;
    color: var(--text-muted);
    margin: 0 0 24px;
    position: relative;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero 内联搜索框 */
.search-wrap {
    max-width: 520px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}
.search-box {
    display: flex;
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}
.search-box:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-light), var(--shadow-md);
}
.search-box input {
    flex: 1;
    border: none;
    padding: 14px 20px;
    font-size: 15px;
    background: transparent;
    color: var(--text-primary);
    outline: none;
}
.search-box input::placeholder { color: var(--text-muted); }
.search-btn {
    padding: 0 26px;
    border: none;
    background: var(--accent-grad);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition-fast);
    letter-spacing: 0.3px;
}
.search-btn:hover { filter: brightness(1.12); }
.search-btn:active { transform: scale(0.97); }

/* 热门关键词 */
.hot-keywords {
    max-width: 520px;
    margin: 14px auto 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}
.hk-label {
    font-size: 12px;
    color: var(--text-dim);
    line-height: 30px;
    margin-right: 2px;
}
.hot-tag {
    display: inline-flex;
    align-items: center;
    padding: 5px 14px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    user-select: none;
}
.hot-tag:hover {
    color: var(--accent);
    border-color: var(--accent);
    background: var(--accent-light);
    transform: translateY(-1px);
}

/* ============================================================
   CATEGORY NAVIGATION — 分类标签栏
   ============================================================ */
.cat-nav {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 16px 20px 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    position: relative;
    z-index: 1;
}
.cat-nav .cat-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    margin-right: 4px;
    flex-shrink: 0;
}
.cat-tab {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 7px 16px;
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 500;
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    user-select: none;
    text-decoration: none;
}
.cat-tab:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-light);
}
.cat-tab.active {
    background: var(--accent-grad);
    color: #fff;
    border-color: transparent;
    font-weight: 600;
    box-shadow: 0 2px 8px var(--accent-glow);
}
.cat-nav-multi .cat-tab.active::after {
    content: ' ✓';
    font-size: 11px;
}
.cat-clear {
    font-size: 12px;
    color: var(--accent);
    cursor: pointer;
    padding: 6px 12px;
    border-radius: var(--radius-full);
    background: var(--accent-light);
    transition: all var(--transition-fast);
    white-space: nowrap;
    user-select: none;
    font-weight: 500;
}
.cat-clear:hover {
    background: var(--accent);
    color: #fff;
}

/* ============================================================
   MAIN CONTENT — 主体内容区
   ============================================================ */
.main-content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 24px 20px 60px;
}
.result-info {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 20px;
    font-weight: 500;
}
.result-info strong { color: var(--accent); }

/* ============================================================
   CARD GRID — 通用卡片网格
   ============================================================ */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(185px, 1fr));
    gap: 20px;
}

/* 通用卡片 */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: transform var(--transition-slow),
                border-color var(--transition-slow),
                box-shadow var(--transition-slow);
    position: relative;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
}
.card:hover {
    transform: translateY(-6px);
    border-color: color-mix(in srgb, var(--accent) 30%, transparent);
    box-shadow: 0 16px 40px color-mix(in srgb, var(--accent) 12%, transparent), 
                0 4px 12px rgba(0,0,0,0.05);
}
.card:active { transform: translateY(-2px); }

/* 封面 */
.card-cover-wrap {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3/4;
    background: var(--bg-input);
    flex-shrink: 0;
}
.card-cover-wrap::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.45) 0%, transparent 35%);
    pointer-events: none;
    z-index: 1;
    transition: opacity 0.4s;
}
.card-cover {
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s var(--ease-out);
}
.card:hover .card-cover { transform: scale(1.06); }

.card-cover-placeholder {
    width: 100%; height: 100%;
    background: linear-gradient(135deg, var(--bg-body), var(--bg-card));
    display: flex; align-items: center; justify-content: center;
    font-size: 48px;
    position: absolute; inset: 0;
    opacity: 0.6;
}

/* 评分角标 */
.card-rating-badge {
    position: absolute;
    top: 8px; right: 8px;
    z-index: 2;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: #fbbf24;
    font-weight: 700;
    font-size: 11px;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    letter-spacing: 0.3px;
    display: flex; align-items: center; gap: 3px;
    border: 1px solid rgba(255,255,255,0.08);
    pointer-events: none;
}

/* 卡片信息区 */
.card-info {
    padding: 12px 14px 15px;
    display: flex;
    flex-direction: column;
    gap: 7px;
    flex: 1;
}
.card-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.4;
    letter-spacing: -0.1px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.8em;
}
.card-tags {
    display: flex; flex-wrap: wrap; gap: 5px;
    min-height: 20px; align-items: center;
}
.card-tag {
    padding: 2px 9px;
    border-radius: 5px;
    font-size: 11px;
    font-weight: 600;
    background: var(--accent-light);
    color: var(--accent);
    border: 1px solid color-mix(in srgb, var(--accent) 12%, transparent);
    white-space: nowrap;
    transition: all 0.2s;
}
.card-extra {
    display: flex; align-items: center; gap: 8px;
    flex-wrap: wrap;
    min-height: 16px;
}
.card-year {
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 500;
}
.card-size { color: var(--text-muted); font-size: 12px; }

/* ============================================================
   MOVIE CARD — 影视深色海报卡片
   ============================================================ */
.card-grid .movie-card {
    background: #141420;
    border: 1px solid rgba(255,255,255,0.05);
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}
.card-grid .movie-card:hover {
    border-color: rgba(255,255,255,0.12);
    box-shadow: 0 20px 48px rgba(0,0,0,0.25), 0 0 0 1px rgba(255,255,255,0.06);
}
.card-grid .movie-card .card-cover-wrap {
    background: linear-gradient(135deg, #141420, #1e1e30);
}
.card-grid .movie-card .card-cover-wrap::after {
    background: linear-gradient(to top, rgba(20,20,32,0.92) 0%, rgba(0,0,0,0.2) 45%, transparent 70%);
}
.card-grid .movie-card .card-info {
    background: #141420;
    padding: 8px 14px 14px;
    margin-top: -24px;
    position: relative;
    z-index: 2;
}
.card-grid .movie-card .card-name { color: #fff; }
.card-grid .movie-card .card-tag {
    background: rgba(255,255,255,0.06);
    color: rgba(255,255,255,0.6);
    border-color: rgba(255,255,255,0.05);
}
.card-grid .movie-card .card-rating-pill {
    display: inline-flex; align-items: center; gap: 3px;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 700;
    background: linear-gradient(135deg, rgba(251,191,36,0.18), rgba(249,115,22,0.08));
    color: #fbbf24;
    border: 1px solid rgba(251,191,36,0.22);
    white-space: nowrap;
}
.card-grid .movie-card .card-year-pill {
    display: inline-flex; align-items: center;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 600;
    background: rgba(255,255,255,0.06);
    color: rgba(255,255,255,0.5);
    border: 1px solid rgba(255,255,255,0.06);
    white-space: nowrap;
}

/* ============================================================
   ITEM LIST — 学习资料文本列表卡
   ============================================================ */
.item-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}
.item-card {
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    padding: 18px;
    gap: 8px;
}
.item-card:hover {
    border-color: color-mix(in srgb, var(--accent) 40%, transparent);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.item-info {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.item-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.item-icon-wrap, .item-icon, .item-arrow { display: none; }
.item-meta { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.item-tag {
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 600;
    background: var(--accent-light);
    color: var(--accent);
    letter-spacing: 0.2px;
}
.item-tag.sec {
    background: rgba(0,0,0,0.04);
    color: var(--text-muted);
    font-weight: 500;
}
.item-desc {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.55;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ============================================================
   TOOL GRID — 软件工具卡片
   ============================================================ */
.group-block { margin-bottom: 40px; }
.group-header {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 18px;
    border-left: 4px solid var(--accent);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    background: linear-gradient(90deg, var(--accent-light), transparent);
    margin-bottom: 18px;
}
.group-header .group-icon { font-size: 20px; }
.group-header .group-name { font-size: 16px; font-weight: 700; color: var(--text-primary); }
.group-header .group-count {
    font-size: 12px;
    color: var(--accent);
    background: var(--accent-light);
    border-radius: var(--radius-full);
    padding: 3px 12px;
    font-weight: 600;
}

.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 12px;
    overflow: hidden;
}
.tool-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px;
    display: flex; align-items: center; gap: 14px;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    box-shadow: var(--shadow-sm);
    min-width: 0;
    overflow: hidden;
}
.tool-card:hover {
    border-color: color-mix(in srgb, var(--accent) 30%, transparent);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.tool-icon-wrap {
    width: 48px; height: 48px;
    border-radius: var(--radius-sm);
    background: var(--bg-input);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; overflow: hidden; font-size: 24px;
    transition: transform var(--transition-base);
}
.tool-card:hover .tool-icon-wrap { transform: scale(1.08); }
.tool-icon-wrap img { width: 100%; height: 100%; object-fit: contain; border-radius: 8px; }
.tool-info { flex: 1; min-width: 0; }
.tool-name {
    font-size: 14px; font-weight: 700; color: var(--text-primary);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    margin-bottom: 3px;
}
.tool-link-text {
    font-size: 11px; color: var(--text-dim);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.tool-arrow {
    font-size: 14px; color: var(--text-dim); flex-shrink: 0;
    transition: all var(--transition-fast);
}
.tool-card:hover .tool-arrow {
    color: var(--accent);
    transform: translateX(4px);
}

/* ============================================================
   PAGINATION — 分页
   ============================================================ */
.pagination-wrap {
    display: flex; justify-content: center; align-items: center;
    gap: 6px; padding: 36px 0 0;
    flex-wrap: wrap;
}
.pg-btn {
    min-width: 38px; height: 38px;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    user-select: none;
    padding: 0 8px;
}
.pg-btn:hover {
    color: var(--accent);
    border-color: var(--accent);
    background: var(--accent-light);
}
.pg-btn.active {
    background: var(--accent-grad);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 2px 8px var(--accent-glow);
}
.pg-btn.disabled { opacity: 0.3; pointer-events: none; }
.pg-ellipsis { color: var(--text-dim); font-size: 13px; padding: 0 6px; }
.pg-info { font-size: 13px; color: var(--text-muted); margin-left: 14px; }

/* ============================================================
   BREADCRUMB — 面包屑
   ============================================================ */
.breadcrumb-bar {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 12px 20px;
    display: flex; align-items: center; gap: 6px;
    font-size: 12px;
    color: var(--text-dim);
}
.breadcrumb-bar a { color: var(--text-dim); transition: color var(--transition-fast); }
.breadcrumb-bar a:hover { color: var(--accent); }
.breadcrumb-bar .sep { color: var(--text-dim); opacity: 0.5; }

/* ============================================================
   EMPTY STATE — 空状态
   ============================================================ */
.empty-state {
    text-align: center;
    padding: 80px 20px;
}
.empty-state .empty-icon {
    font-size: 56px;
    margin-bottom: 16px;
    opacity: 0.5;
}
.empty-state p {
    font-size: 15px;
    color: var(--text-muted);
    margin: 0 0 6px;
}
.empty-state small {
    font-size: 12px;
    color: var(--text-dim);
}

/* ============================================================
   LOADING — 加载动画
   ============================================================ */
.loading-wrap { text-align: center; padding: 60px 0; }
.spinner {
    width: 36px; height: 36px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    margin: 0 auto 14px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text { font-size: 14px; color: var(--text-muted); }

/* ============================================================
   FOOTER — 统一深色页脚
   ============================================================ */
.site-footer {
    background: #0b1120;
    color: #94a3b8;
    padding: 48px 20px 28px;
    margin-top: auto;
}
.footer-inner { max-width: var(--max-width); margin: 0 auto; }

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 32px;
}
.footer-col h4 {
    color: #e2e8f0;
    font-size: 14px;
    font-weight: 700;
    margin: 0 0 14px;
}
.footer-col p {
    font-size: 13px;
    line-height: 1.7;
    margin: 0 0 6px;
    color: #94a3b8;
}
.footer-tagline {
    color: #64748b !important;
    font-size: 12px !important;
}
.footer-col li { margin-bottom: 7px; }
.footer-col a {
    font-size: 13px;
    color: #94a3b8;
    transition: color var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.footer-col a:hover { color: #818cf8; transform: translateX(2px); }

.footer-disclaimer {
    padding: 16px 20px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--radius-sm);
    font-size: 12px;
    line-height: 1.8;
    color: #64748b;
    margin-bottom: 20px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}
.footer-disclaimer strong {
    display: block;
    font-size: 12px;
    font-weight: 700;
    color: #94a3b8;
    margin-bottom: 4px;
}
.footer-disclaimer a {
    color: #818cf8;
    font-size: 12px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.06);
    padding-top: 20px;
    text-align: center;
    font-size: 12px;
    color: #64748b;
}

/* ============================================================
   BACK TO TOP — 回到顶部
   ============================================================ */
.back-top {
    position: fixed;
    bottom: 28px; right: 28px;
    z-index: 900;
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--bg-card);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    cursor: pointer;
    font-size: 18px;
    font-weight: 700;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(12px);
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
}
.back-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.back-top:hover {
    background: var(--accent-grad);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 8px 24px var(--accent-glow);
    transform: translateY(-3px);
}

/* ============================================================
   DETAIL PAGE — 详情页通用样式
   ============================================================ */
.detail-wrap {
    max-width: 960px;
    margin: 0 auto;
    padding: 32px 20px 60px;
}
.detail-hero {
    display: flex;
    gap: 28px;
    align-items: flex-start;
    margin-bottom: 36px;
}
.detail-cover {
    width: 220px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    flex-shrink: 0;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-md);
}
.detail-cover img { width: 100%; display: block; }
.detail-cover-placeholder {
    width: 100%; aspect-ratio: 3/4;
    background: linear-gradient(135deg, var(--bg-body), var(--bg-card));
    display: flex; align-items: center; justify-content: center;
    font-size: 64px;
    opacity: 0.5;
}
.detail-meta { flex: 1; min-width: 0; }
.detail-meta h1 {
    font-size: 28px;
    font-weight: 900;
    color: var(--text-primary);
    margin: 0 0 12px;
    letter-spacing: -0.5px;
}
.detail-tags {
    display: flex; flex-wrap: wrap; gap: 8px;
    margin-bottom: 16px;
}
.detail-tag {
    padding: 4px 14px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
    background: var(--accent-light);
    color: var(--accent);
}
.detail-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 24px;
}
.detail-section { margin-bottom: 28px; }
.detail-section h2 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 14px;
    display: flex; align-items: center; gap: 10px;
}
.detail-section h2::before {
    content: '';
    display: inline-block;
    width: 4px; height: 20px;
    background: var(--accent);
    border-radius: 2px;
}
.detail-links { display: flex; flex-wrap: wrap; gap: 10px; }
.download-btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 11px 22px;
    border-radius: var(--radius-sm);
    font-size: 14px; font-weight: 700;
    background: var(--accent-grad);
    color: #fff;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 14px var(--accent-glow);
    border: none;
    cursor: pointer;
}
.download-btn:hover {
    filter: brightness(1.1);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--accent-glow);
}
.download-btn:active { transform: scale(0.97); }

/* 配置表格 */
.config-table { width: 100%; border-collapse: collapse; }
.config-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
    vertical-align: top;
}
.config-table td:first-child {
    color: var(--text-muted);
    width: 110px;
    white-space: nowrap;
    font-weight: 500;
}
.config-table td:last-child { color: var(--text-secondary); }

/* 双栏配置 */
.config-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* 视频嵌入 */
.video-wrap {
    position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden;
    border-radius: var(--radius-lg); margin-bottom: 16px;
    background: var(--bg-card); border: 1px solid var(--border);
}
.video-wrap iframe {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 100%; border: none;
}

/* 截图轮播 */
.screenshot-scroll {
    display: flex; gap: 12px;
    overflow-x: auto;
    padding-bottom: 8px;
    scrollbar-width: thin;
    scrollbar-color: var(--text-dim) var(--bg-card);
}
.screenshot-scroll::-webkit-scrollbar { height: 6px; }
.screenshot-scroll::-webkit-scrollbar-track { background: var(--bg-card); border-radius: 3px; }
.screenshot-scroll::-webkit-scrollbar-thumb { background: var(--text-dim); border-radius: 3px; }
.screenshot-scroll img {
    width: 280px;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: var(--radius-sm);
    cursor: pointer;
    flex-shrink: 0;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.screenshot-scroll img:hover {
    transform: scale(1.04);
    box-shadow: var(--shadow-md);
}

/* 灯箱 */
.lightbox {
    display: none; position: fixed; inset: 0; z-index: 9999;
    background: rgba(0,0,0,0.94);
    align-items: center; justify-content: center;
    cursor: pointer;
}
.lightbox.show { display: flex; }
.lightbox img { max-width: 90vw; max-height: 90vh; border-radius: var(--radius-sm); }

/* ============================================================
   DONATE / DOWNLOAD POPUPS — 弹窗
   ============================================================ */
.donate-overlay, .dl-overlay {
    display: flex;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0,0,0,0.55);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.donate-overlay.hidden, .dl-overlay.hidden { display: none !important; }

.donate-modal, .dl-modal {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: 32px 28px 24px;
    max-width: 440px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-xl);
    animation: modalIn 0.35s var(--ease-out);
    text-align: center;
}
.donate-modal { border-top: 3px solid #f59e0b; }
.dl-modal { border-top: 3px solid #06b6d4; }

@keyframes modalIn {
    from { opacity: 0; transform: translateY(24px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.donate-modal-close, .dl-modal-close {
    position: absolute;
    top: 12px; right: 16px;
    background: var(--bg-input);
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: var(--text-muted);
    width: 32px; height: 32px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    transition: all var(--transition-fast);
}
.donate-modal-close:hover, .dl-modal-close:hover {
    background: var(--text-secondary);
    color: #fff;
}

.donate-modal h3, .dl-modal h3 {
    font-size: 22px;
    font-weight: 800;
    margin: 0 0 6px;
    color: var(--text-primary);
}
.donate-sub, .dl-sub {
    font-size: 13px;
    color: var(--text-muted);
    margin: 0 0 20px;
}

.donate-qr-row {
    display: flex;
    gap: 14px;
    margin-bottom: 18px;
}
.donate-qr-item {
    flex: 1;
    text-align: center;
    background: var(--bg-body);
    border-radius: var(--radius-md);
    padding: 16px 10px;
    border: 1px solid var(--border);
}
.donate-qr-item .qr-label { font-size: 13px; font-weight: 700; color: var(--text-primary); margin-bottom: 4px; }
.donate-qr-item .qr-type { font-size: 11px; color: var(--text-dim); margin-bottom: 10px; }
.donate-qr-placeholder {
    width: 140px; height: 140px;
    margin: 0 auto;
    border-radius: var(--radius-sm);
    overflow: hidden;
    display: flex; align-items: center; justify-content: center;
}
.donate-qr-placeholder img { width: 100%; height: 100%; object-fit: contain; border-radius: 8px; }
.donate-modal-notice { font-size: 12px; color: var(--text-muted); line-height: 1.7; margin-bottom: 14px; }

.donate-modal-check {
    display: flex; flex-direction: column; align-items: center;
    gap: 6px; font-size: 12px; color: var(--text-muted);
    cursor: pointer; padding: 8px 0; user-select: none;
}
.donate-modal-check .dismiss-row { display: flex; align-items: center; gap: 8px; }
.donate-modal-check .dismiss-hint { font-size: 11px; color: var(--text-dim); }
.donate-modal-check input[type="checkbox"] {
    width: 16px; height: 16px;
    accent-color: var(--accent);
    cursor: pointer;
}

/* Download popup specific */
.dl-qr-wrap {
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 18px;
    padding: 20px;
    background: #fff;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}
.dl-qr-wrap img, .dl-qr-wrap canvas { display: block !important; margin: 0 auto !important; }
.dl-url-box {
    background: var(--bg-body);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    margin-bottom: 14px;
    display: flex; align-items: center; gap: 8px;
    font-size: 12px;
    word-break: break-all;
    text-align: left;
}
.dl-url-label { color: var(--text-muted); white-space: nowrap; flex-shrink: 0; font-weight: 600; }
.dl-url-text { color: var(--text-secondary); font-family: monospace; font-size: 11px; }
.dl-copy-btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 10px 28px;
    border-radius: var(--radius-sm);
    font-size: 14px; font-weight: 700;
    background: linear-gradient(135deg, #06b6d4, #0891b2);
    color: #fff;
    border: none;
    cursor: pointer;
    transition: filter 0.2s, transform 0.15s;
    margin-bottom: 14px;
}
.dl-copy-btn:hover { filter: brightness(1.12); transform: translateY(-1px); }
.dl-copy-btn:active { transform: scale(0.97); }
.dl-tip { font-size: 12px; color: var(--text-dim); line-height: 1.6; }

/* ============================================================
   TOPIC CARDS — 游戏专题卡片
   ============================================================ */
.topic-section { max-width: var(--max-width); margin: 16px auto 24px; padding: 12px 16px 0; }
.topic-section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.topic-section-title { font-size: 18px; font-weight: 800; color: var(--text-primary); margin: 0; }
.topic-more-btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 7px 16px;
    border-radius: var(--radius-full);
    font-size: 13px; font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    background: var(--accent-light);
    border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent);
    transition: all var(--transition-base);
}
.topic-more-btn:hover { background: var(--accent); color: #fff; border-color: var(--accent); transform: translateX(3px); }
.topic-more-btn::after { content: '→'; transition: transform 0.25s; }
.topic-more-btn:hover::after { transform: translateX(3px); }
.topic-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.topic-card-link {
    position: relative; border-radius: var(--radius-md); overflow: hidden;
    aspect-ratio: 16/9; cursor: pointer;
    display: block;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.topic-card-link:hover { transform: translateY(-4px); box-shadow: 0 12px 36px rgba(0,0,0,.2); }
.topic-card-link:active { transform: scale(.97); }
.topic-card-bg { position: absolute; inset: 0; }
.topic-card-bg img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.topic-card-link:hover .topic-card-bg img { transform: scale(1.06); }
.topic-card-overlay { 
    position: absolute; inset: 0;
    background: linear-gradient(0deg, rgba(0,0,0,.75) 0%, rgba(0,0,0,.15) 50%, rgba(0,0,0,.2) 100%); 
}
.topic-card-content {
    position: absolute; bottom: 0; left: 0; right: 0;
    padding: 14px 16px;
    display: flex; flex-direction: column; gap: 4px;
}
.topic-card-name { font-size: 16px; font-weight: 800; color: #fff; text-shadow: 0 1px 4px rgba(0,0,0,.5); }
.topic-card-count { font-size: 12px; color: rgba(255,255,255,.75); font-weight: 500; }

/* ============================================================
   CATEGORY SECTION (首页) — 分类入口卡片
   ============================================================ */
.category-section {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 32px 20px 0;
}
.section-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    display: flex; align-items: center; gap: 8px;
}
.section-title::before {
    content: '';
    display: inline-block;
    width: 4px; height: 18px;
    background: var(--accent);
    border-radius: 2px;
}
.category-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 14px;
    max-width: 960px;
    margin: 0 auto;
}
.category-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 22px 16px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    box-shadow: var(--shadow-sm);
}
.category-card:hover {
    box-shadow: var(--shadow-md), 0 0 0 2px var(--accent-light);
    border-color: var(--accent);
    transform: translateY(-4px);
}
.category-card .cc-icon { font-size: 36px; margin-bottom: 10px; display: block; transition: transform var(--transition-base); }
.category-card:hover .cc-icon { transform: scale(1.12); }
.category-card .cc-label { font-weight: 700; color: var(--text-primary); font-size: 14px; margin-bottom: 4px; }
.category-card .cc-desc { font-size: 12px; color: var(--text-muted); }
.category-card .cc-count { font-size: 11px; color: var(--accent); margin-top: 8px; font-weight: 600; opacity: 0; transition: opacity var(--transition-fast); }
.category-card:hover .cc-count { opacity: 1; }

/* ============================================================
   RESPONSIVE — 响应式
   ============================================================ */

/* 平板及以下 (≤1024px) */
@media (max-width: 1024px) {
    .header-nav { display: none; }
    .header-nav.standalone-nav { display: flex; margin-left: auto; position: relative; }
    .header-search { display: none; }
    .nav-toggle { display: flex; }
    .header-nav .nav-links {
        display: none;
        position: absolute;
        top: calc(100% + 12px);
        right: 0;
        width: min(320px, calc(100vw - 32px));
        padding: 10px;
        flex-direction: column;
        align-items: stretch;
        gap: 3px;
        background: rgba(255,255,255,.98);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-lg);
    }
    .header-nav .nav-links.open { display: flex; }
    .header-nav .nav-links a { padding: 11px 14px; border-radius: var(--radius-sm); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
    .topic-grid { grid-template-columns: repeat(2, 1fr); }
    .config-cols { grid-template-columns: 1fr; }
}

/* 手机端 (≤768px) */
@media (max-width: 768px) {
    :root { --header-height: 56px; }
    .hero { padding: 36px 16px 28px; }
    .hero h1 { font-size: 24px; }
    .hero p { font-size: 14px; padding: 0 8px; }

    .card-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 12px; }
    .card-info { padding: 10px 12px 12px; }
    .card-name { font-size: 13px; }
    .card-tag { font-size: 10px; }
    .card-cover-wrap { aspect-ratio: 2/3; }

    .cat-nav { padding: 12px 16px 0; gap: 6px; overflow-x: auto; flex-wrap: nowrap; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
    .cat-nav::-webkit-scrollbar { display: none; }
    .cat-tab { padding: 6px 12px; font-size: 12px; flex-shrink: 0; }
    .cat-nav .cat-label { flex-shrink: 0; }
    .category-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; }
    .category-card { padding: 14px 10px; }
    .category-card .cc-icon { font-size: 28px; }

    .tool-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .tool-card { padding: 14px 12px; gap: 10px; }
    .tool-icon-wrap { width: 42px; height: 42px; }
    .tool-name { font-size: 13px; }
    .group-block { margin-bottom: 28px; }
    .group-header { padding: 10px 14px; }

    .detail-hero { flex-direction: column; align-items: center; }
    .detail-cover { width: 180px; }
    .detail-meta h1 { font-size: 22px; }
    .detail-wrap { padding: 20px 16px 40px; }

    .item-list { grid-template-columns: 1fr 1fr; gap: 10px; }
    .item-card { padding: 14px; }

    .screenshot-scroll img { width: 220px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
    .footer-disclaimer { text-align: left; }

    .back-top { bottom: 20px; right: 16px; }
    .pg-btn { min-width: 34px; height: 34px; font-size: 12px; }
    .pg-info { font-size: 11px; margin-left: 8px; }

    /* 搜索框移动适配 */
    .search-wrap { padding: 0 4px; }
    .search-box input { font-size: 14px; padding: 12px 14px; }
    .search-btn { padding: 0 18px; font-size: 13px; }

    /* 专题移动适配 */
    .topic-section { padding: 12px 12px 0; }
    .topic-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }

    /* 主内容区移动适配 */
    .main-content { padding: 20px 16px 40px; }
}

/* 小屏手机 (≤480px) */
@media (max-width: 480px) {
    .hero h1 { font-size: 20px; }
    .hero p { font-size: 13px; }
    .hero { padding: 28px 12px 22px; }
    .search-box input { font-size: 13px; padding: 10px 12px; }
    .search-btn { padding: 0 14px; font-size: 12px; }

    .site-logo { font-size: 17px; }
    .logo-text { display: none; }
    .logo-icon { width: 32px; height: 32px; font-size: 16px; border-radius: 8px; }

    .card-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .card-name { font-size: 12px; }
    .card-info { padding: 8px 10px 10px; }
    .card-tag { padding: 1px 6px; font-size: 10px; }
    .card-cover-wrap { aspect-ratio: 3/5; }

    .category-grid { grid-template-columns: repeat(2, 1fr); }
    .tool-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    .tool-card { padding: 10px; gap: 8px; }
    .tool-icon-wrap { width: 36px; height: 36px; }
    .tool-name { font-size: 12px; }
    .tool-link-text { font-size: 10px; }

    .detail-cover { width: 130px; }
    .detail-meta h1 { font-size: 20px; }
    .detail-wrap { padding: 16px 12px 32px; }

    .pagination-wrap { flex-wrap: wrap; gap: 4px; }
    .pg-btn { min-width: 32px; height: 32px; font-size: 11px; }
    .item-list { grid-template-columns: 1fr; gap: 8px; }
    .item-card { padding: 12px; }
    .item-name { font-size: 14px; }

    .back-top { width: 36px; height: 36px; bottom: 14px; right: 10px; }
    .topic-grid { grid-template-columns: 1fr; }
    .topic-card-name { font-size: 14px; }

    .footer-grid { grid-template-columns: 1fr; gap: 20px; }
    .footer-disclaimer { padding: 12px 14px; font-size: 11px; }

    .main-content { padding: 16px 12px 32px; }
    .cat-nav { padding: 10px 12px 0; gap: 5px; }
    .cat-tab { padding: 5px 10px; font-size: 11px; }

    .group-block { margin-bottom: 22px; }
    .group-header { padding: 8px 12px; gap: 8px; }
    .group-header .group-name { font-size: 14px; }
    .group-header .group-count { font-size: 10px; padding: 2px 8px; }

    .search-wrap { padding: 0 2px; }
    .detail-section h2 { font-size: 16px; }
    .download-btn { padding: 9px 18px; font-size: 13px; }

    .config-cols { grid-template-columns: 1fr; gap: 12px; }
    .detail-hero { gap: 16px; }
    .mv-hero { flex-direction: column; align-items: center; }
    .mv-poster { width: 140px; }
    .mv-title { font-size: 18px; }
}

/* 超小屏手机 (≤360px) */
@media (max-width: 360px) {
    .tool-grid { grid-template-columns: 1fr; }
    .tool-card { padding: 12px 10px; gap: 10px; }
    .hero h1 { font-size: 18px; }
    .card-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   ANIMATIONS — 全局动效
   ============================================================ */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}
.animate-in { animation: fadeInUp 0.5s var(--ease-out) both; }

/* ---- End common.css ---- */