/* 引入同目录的 wgl4_boot.ttf */
/* 引入同目录的 wgl4_boot.ttf */
@font-face {
    font-family: 'WGL4 Boot';
    src: url('segoe_slboot.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: block;
}

/* Win10 加载容器 */
.win10-loader {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    gap: 24px;
}

/* 加载动画字符：只用字体本身的字形 */
.win10-spinner {
    font-family: 'WGL4 Boot', sans-serif;
    font-size: 48px;
    line-height: 1;
    color: #0078d4;
    /* Win10 系统蓝 */
    /* 关闭字体抗锯齿，还原原生点阵质感 */
    -webkit-font-smoothing: none;
    -moz-osx-font-smoothing: grayscale;
    font-smooth: never;
}

/* 加载文字也用 boot 字体 */
.win10-loader .loading-text {
    font-family: 'WGL4 Boot', 'Segoe UI', sans-serif;
    font-size: 15px;
    color: #1a1a1a;
    letter-spacing: 0.5px;
    margin: 0;
}

/* 深色模式适配 */
body.dark .win10-spinner {
    color: #4cc2ff;
}

body.dark .win10-loader .loading-text {
    color: #e5e5e5;
}




/* ========== 全局变量 & 基础重置 ========== */
:root {
    --primary: #4f46e5;
    --primary-light: #6366f1;
    --primary-dark: #4338ca;
    --secondary: #0ea5e9;
    --secondary-light: #38bdf8;
    --secondary-dark: #0284c7;
    --accent: #f97316;
    --accent-light: #fb923c;
    --accent-dark: #ea580c;

    --dark: #1e293b;
    --dark-light: #334155;
    --light: #f8fafc;
    --light-dark: #f1f5f9;
    --gray: #94a3b8;
    --gray-light: #cbd5e1;
    --gray-dark: #64748b;

    --border: #e2e8f0;
    --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-light: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --radius-sm: 8px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;

    --bg-main: #f9fafb;
    --bg-header: #ffffff;
    --bg-card: #ffffff;
}

body.dark {
    --bg-main: #0f172a;
    --bg-header: #1e293b;
    --bg-card: #1e293b;
    --dark: #f1f5f9;
    --dark-light: #e2e8f0;
    --light: #1e293b;
    --light-dark: #334155;
    --border: #334155;
    --gray: #94a3b8;
    --gray-dark: #cbd5e1;
    --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'Microsoft YaHei', 'PingFang SC', sans-serif;
}

body {
    background-color: var(--bg-main);
    color: var(--dark);
    line-height: 1.7;
    min-height: 100vh;
    transition: var(--transition);
    padding-top: 70px;
}

/* ========== 顶部导航栏 ========== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--bg-header);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 0 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    transition: var(--transition);
}

header .logo-link {
    display: flex;
    align-items: center;
    height: 100%;
    text-decoration: none;
    margin-right: 20px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: background 0.2s;
}

header .logo-link:hover {
    background: var(--light-dark);
}

header .logo-img {
    height: 40px;
    max-width: 120px;
    border-radius: var(--radius-sm);
    display: block;
    transition: transform 0.3s ease, filter 0.3s ease;
    filter: brightness(0) saturate(100%);
    -webkit-filter: brightness(0) saturate(100%);
}

header .logo-img:hover {
    transform: scale(1.05);
    filter: brightness(0.2) saturate(100%);
    -webkit-filter: brightness(0.2) saturate(100%);
}

.nav-links {
    display: flex;
    gap: 24px;
    align-items: center;
}

.nav-links a {
    color: var(--gray-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: var(--transition);
    padding: 8px 0;
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary);
    border-radius: 1px;
}

.theme-toggle {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-dark);
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition);
    margin-right: 20px;
}

.theme-toggle:hover {
    background: var(--light-dark);
    color: var(--primary);
}

body.dark .theme-toggle:hover {
    background: var(--dark-light);
}

body.dark header .logo-img {
    filter: brightness(0) invert(1) saturate(100%);
    -webkit-filter: brightness(0) invert(100%);
}

body.dark header .logo-img:hover {
    filter: brightness(0.2) invert(1) saturate(100%);
    -webkit-filter: brightness(0.2) invert(100%);
}

/* ========== 搜索区域 ========== */
.search-container {
    max-width: 800px;
    margin: 40px auto 30px;
    padding: 0 20px;
    position: relative;
    z-index: 10;
}

.search-box {
    display: flex;
    gap: 10px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 8px 15px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    position: relative;
    z-index: 10;
    align-items: center;
}

.search-box:focus-within {
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
    border-color: var(--primary-light);
}

/* 返回按钮样式 */
.back-btn {
    background: transparent;
    border: none;
    color: var(--gray-dark);
    font-size: 1.1rem;
    cursor: pointer;
    padding: 0 10px 0 0;
    display: none;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    border-right: 1px solid var(--border);
    margin-right: 5px;
    height: 24px;
}

.back-btn:hover {
    color: var(--primary);
}

.search-input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    color: var(--dark);
    font-size: 1rem;
    padding: 8px 0;
    caret-color: var(--primary);
    -webkit-user-select: text;
    user-select: text;
    pointer-events: auto;
}

.search-input::placeholder {
    color: var(--gray);
}

.search-filter {
    border: none;
    outline: none;
    background: transparent;
    color: var(--dark);
    font-size: 1rem;
    padding: 5px 10px;
    border-left: 1px solid var(--border);
    cursor: pointer;
}

.search-btn {
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    padding: 8px 20px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.search-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

/* ========== 推荐内容区域 ========== */
.recommend-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: block;
    position: relative;
    z-index: 1;
}

.recommend-title {
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 20px;
    padding-left: 10px;
    border-left: 4px solid var(--primary);
}

.recommend-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.card-item {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.card-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
    border-color: var(--primary-light);
}

.card-icon {
    height: 80px;
    background: var(--light-dark);
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-icon img {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-sm);
}

.card-content {
    padding: 15px;
}

.card-title {
    font-size: 1.1rem;
    color: var(--dark);
    margin-bottom: 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.card-tag {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--gray-dark);
    background: var(--light-dark);
    padding: 2px 8px;
    border-radius: 4px;
}

/* ========== 搜索结果区域 ========== */
.result-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: none;
    position: relative;
    z-index: 1;
}

.result-info {
    font-size: 0.9rem;
    color: var(--gray-dark);
    margin-bottom: 20px;
    padding: 10px;
    border-bottom: 1px solid var(--border);
}

.result-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.result-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray);
    font-size: 1.1rem;
    grid-column: 1 / -1;
}

.result-empty i {
    font-size: 3rem;
    margin-bottom: 15px;
    color: var(--gray-light);
}

/* ========== 分页控件 ========== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin: 30px 0;
    flex-wrap: wrap;
}

.page-btn {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--dark);
    border-radius: var(--radius-sm);
    padding: 8px 15px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
}

.page-btn:hover {
    background: var(--light-dark);
    border-color: var(--primary-light);
    color: var(--primary);
}

.page-btn.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.page-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--bg-card);
    color: var(--gray);
    border-color: var(--border);
}

/* ========== 底部信息栏 ========== */
footer {
    text-align: center;
    padding: 30px 0;
    color: var(--gray);
    font-size: 0.9rem;
    border-top: 1px solid var(--border);
    margin-top: 50px;
    transition: var(--transition);
}

.footer-links a {
    color: var(--primary);
    text-decoration: none;
    margin: 0 10px;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--secondary);
    text-decoration: underline;
}

.copyright {
    margin-top: 8px;
    color: var(--gray-dark);
    font-size: 0.85rem;
}

/* ========== 响应式适配 ========== */
@media (max-width: 900px) {
    .nav-links {
        gap: 16px;
    }

    .nav-links a {
        font-size: 0.95rem;
    }

    .theme-toggle {
        margin-right: 0;
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }

    header .logo-link {
        margin-right: 0;
    }

    header .logo-img {
        height: 36px;
    }
}

@media (max-width: 768px) {
    .search-box {
        flex-wrap: wrap;
    }

    .search-filter {
        border-left: none;
        border-top: 1px solid var(--border);
        width: 100%;
        padding: 8px 0;
    }

    .search-btn {
        width: 100%;
    }

    .recommend-grid,
    .result-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    }
}

@media (max-width: 480px) {
    body {
        padding-top: 60px;
    }

    header {
        height: 60px;
        padding: 0 4%;
    }

    header .logo-img {
        height: 32px;
        max-width: 100px;
    }

    .recommend-title {
        font-size: 1.2rem;
    }

    .card-title {
        font-size: 1rem;
    }

    .page-btn {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
}