/**
 * 通用主题系统
 * 支持动态切换8种主题风格
 */

/* ==================== 主题CSS变量定义 ==================== */

/* 主题1: 简约白色风格 - 增强对比度 */
body.theme-minimal {
    --bg-body: #f5f7fa;
    --bg-card: #ffffff;
    --bg-panel: #ffffff;
    --bg-input: #f8f9fa;
    --bg-header: #ffffff;
    --text-primary: #1a1a1a;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --text-inverted: #ffffff;
    --border-color: #e2e8f0;
    --border-color-light: #edf2f7;
    --accent-color: #2563eb;
    --accent-gradient: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    --accent-gradient-alt: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 8px 25px rgba(37, 99, 235, 0.15);
    --btn-bg: #2563eb;
    --btn-border: #2563eb;
    --btn-hover-bg: #1d4ed8;
    --btn-text: #ffffff;
    --chart-color: #2563eb;
    --stat-bg: rgba(37, 99, 235, 0.08);
    --stat-border: #2563eb;
    --stat-value-gradient: linear-gradient(135deg, #1a1a1a, #4a5568);
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.1);
    --danger-border: rgba(239, 68, 68, 0.3);
    --table-header-bg: #f8fafc;
    --table-border: #e2e8f0;
    --table-hover-bg: #f1f5f9;
    --overlay-bg: rgba(0, 0, 0, 0.5);
    --scrollbar-track: #f1f1f1;
    --scrollbar-thumb: #c1c1c1;
}

/* 主题2: 深色科技风格 */
body.theme-dark {
    --bg-body: linear-gradient(135deg, #0c0c1e 0%, #1a1a3e 50%, #0d0d2b 100%);
    --bg-card: rgba(255, 255, 255, 0.05);
    --bg-panel: rgba(255, 255, 255, 0.05);
    --bg-input: rgba(255, 255, 255, 0.08);
    --bg-header: rgba(20, 20, 40, 0.9);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.4);
    --text-inverted: #1a1a1a;
    --border-color: rgba(255, 255, 255, 0.1);
    --border-color-light: rgba(255, 255, 255, 0.05);
    --accent-color: #8a2be2;
    --accent-gradient: linear-gradient(135deg, #8a2be2 0%, #00d4ff 100%);
    --accent-gradient-alt: linear-gradient(135deg, #ff6b6b 0%, #8a2be2 100%);
    --shadow-card: 0 15px 35px rgba(138, 43, 226, 0.15);
    --shadow-hover: 0 20px 40px rgba(138, 43, 226, 0.3);
    --btn-bg: rgba(138, 43, 226, 0.2);
    --btn-border: rgba(138, 43, 226, 0.5);
    --btn-hover-bg: rgba(138, 43, 226, 0.4);
    --btn-text: #ffffff;
    --chart-color: #00d4ff;
    --stat-bg: rgba(138, 43, 226, 0.15);
    --stat-border: #8a2be2;
    --stat-value-gradient: linear-gradient(135deg, #ffffff, rgba(255, 255, 255, 0.7));
    --success-color: #34c759;
    --warning-color: #ff9500;
    --error-color: #ff3b30;
    --danger-bg: rgba(255, 59, 48, 0.2);
    --danger-border: rgba(255, 59, 48, 0.5);
    --table-header-bg: rgba(138, 43, 226, 0.1);
    --table-border: rgba(255, 255, 255, 0.05);
    --table-hover-bg: rgba(255, 255, 255, 0.03);
    --overlay-bg: rgba(0, 0, 0, 0.7);
    --scrollbar-track: rgba(255, 255, 255, 0.05);
    --scrollbar-thumb: rgba(255, 255, 255, 0.2);
}

/* 主题3: 蓝色商务风格 */
body.theme-business {
    --bg-body: linear-gradient(135deg, #0f2027 0%, #203a43 50%, #2c5364 100%);
    --bg-card: rgba(255, 255, 255, 0.08);
    --bg-panel: rgba(255, 255, 255, 0.06);
    --bg-input: rgba(255, 255, 255, 0.1);
    --bg-header: rgba(15, 32, 39, 0.9);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.75);
    --text-muted: rgba(255, 255, 255, 0.45);
    --text-inverted: #0f2027;
    --border-color: rgba(255, 255, 255, 0.12);
    --border-color-light: rgba(255, 255, 255, 0.06);
    --accent-color: #00b4db;
    --accent-gradient: linear-gradient(135deg, #00b4db 0%, #0083b0 100%);
    --accent-gradient-alt: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
    --shadow-card: 0 8px 32px rgba(0, 180, 219, 0.15);
    --shadow-hover: 0 12px 40px rgba(0, 180, 219, 0.3);
    --btn-bg: rgba(0, 180, 219, 0.2);
    --btn-border: rgba(0, 180, 219, 0.4);
    --btn-hover-bg: rgba(0, 180, 219, 0.35);
    --btn-text: #ffffff;
    --chart-color: #00b4db;
    --stat-bg: rgba(0, 180, 219, 0.15);
    --stat-border: #00b4db;
    --stat-value-gradient: linear-gradient(135deg, #ffffff, rgba(255, 255, 255, 0.7));
    --success-color: #00e676;
    --warning-color: #ffc107;
    --error-color: #ff5252;
    --danger-bg: rgba(255, 82, 82, 0.2);
    --danger-border: rgba(255, 82, 82, 0.4);
    --table-header-bg: rgba(0, 180, 219, 0.15);
    --table-border: rgba(255, 255, 255, 0.08);
    --table-hover-bg: rgba(255, 255, 255, 0.04);
    --overlay-bg: rgba(0, 0, 0, 0.6);
    --scrollbar-track: rgba(255, 255, 255, 0.05);
    --scrollbar-thumb: rgba(0, 180, 219, 0.3);
}

/* 主题4: 绿色护眼风格 */
body.theme-green {
    --bg-body: linear-gradient(135deg, #134e5e 0%, #71b280 100%);
    --bg-card: rgba(255, 255, 255, 0.12);
    --bg-panel: rgba(255, 255, 255, 0.1);
    --bg-input: rgba(255, 255, 255, 0.12);
    --bg-header: rgba(19, 78, 94, 0.9);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.8);
    --text-muted: rgba(255, 255, 255, 0.5);
    --text-inverted: #134e5e;
    --border-color: rgba(255, 255, 255, 0.15);
    --border-color-light: rgba(255, 255, 255, 0.08);
    --accent-color: #56ab2f;
    --accent-gradient: linear-gradient(135deg, #56ab2f 0%, #a8e063 100%);
    --accent-gradient-alt: linear-gradient(135deg, #71b280 0%, #a8e063 100%);
    --shadow-card: 0 8px 32px rgba(86, 171, 47, 0.2);
    --shadow-hover: 0 12px 40px rgba(86, 171, 47, 0.35);
    --btn-bg: rgba(86, 171, 47, 0.25);
    --btn-border: rgba(86, 171, 47, 0.4);
    --btn-hover-bg: rgba(86, 171, 47, 0.35);
    --btn-text: #ffffff;
    --chart-color: #a8e063;
    --stat-bg: rgba(86, 171, 47, 0.2);
    --stat-border: #56ab2f;
    --stat-value-gradient: linear-gradient(135deg, #ffffff, rgba(255, 255, 255, 0.75));
    --success-color: #a8e063;
    --warning-color: #ffd700;
    --error-color: #ff6b6b;
    --danger-bg: rgba(255, 107, 107, 0.2);
    --danger-border: rgba(255, 107, 107, 0.4);
    --table-header-bg: rgba(86, 171, 47, 0.2);
    --table-border: rgba(255, 255, 255, 0.1);
    --table-hover-bg: rgba(255, 255, 255, 0.05);
    --overlay-bg: rgba(0, 0, 0, 0.6);
    --scrollbar-track: rgba(255, 255, 255, 0.05);
    --scrollbar-thumb: rgba(86, 171, 47, 0.3);
}

/* 主题5: 霓虹赛博风格 */
body.theme-neon {
    --bg-body: #0a0a0a;
    --bg-card: rgba(20, 20, 20, 0.8);
    --bg-panel: rgba(20, 20, 20, 0.7);
    --bg-input: rgba(255, 255, 255, 0.05);
    --bg-header: rgba(10, 10, 10, 0.95);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.4);
    --text-inverted: #0a0a0a;
    --border-color: rgba(255, 0, 255, 0.3);
    --border-color-light: rgba(255, 0, 255, 0.15);
    --accent-color: #ff00ff;
    --accent-gradient: linear-gradient(135deg, #ff00ff 0%, #00ffff 100%);
    --accent-gradient-alt: linear-gradient(135deg, #00ffff 0%, #ff00ff 100%);
    --shadow-card: 0 0 30px rgba(255, 0, 255, 0.15);
    --shadow-hover: 0 0 50px rgba(255, 0, 255, 0.3);
    --btn-bg: rgba(255, 0, 255, 0.2);
    --btn-border: rgba(255, 0, 255, 0.5);
    --btn-hover-bg: rgba(255, 0, 255, 0.3);
    --btn-text: #ffffff;
    --chart-color: #00ffff;
    --stat-bg: rgba(255, 0, 255, 0.15);
    --stat-border: #ff00ff;
    --stat-value-gradient: linear-gradient(135deg, #00ffff, #ff00ff);
    --success-color: #00ff00;
    --warning-color: #ffff00;
    --error-color: #ff0066;
    --danger-bg: rgba(255, 0, 102, 0.2);
    --danger-border: rgba(255, 0, 102, 0.5);
    --table-header-bg: rgba(255, 0, 255, 0.15);
    --table-border: rgba(255, 0, 255, 0.2);
    --table-hover-bg: rgba(255, 0, 255, 0.05);
    --overlay-bg: rgba(0, 0, 0, 0.8);
    --scrollbar-track: #1a1a1a;
    --scrollbar-thumb: #ff00ff;
}

/* 主题6: 日式和风风格 - 增强对比度 */
body.theme-japan {
    --bg-body: linear-gradient(135deg, #fff5eb 0%, #ffd1dc 100%);
    --bg-card: #ffffff;
    --bg-panel: #ffffff;
    --bg-input: #fafafa;
    --bg-header: #ffffff;
    --text-primary: #2a2a2a;
    --text-secondary: #5a5a5a;
    --text-muted: #8a8a8a;
    --text-inverted: #ffffff;
    --border-color: #e0d5cf;
    --border-color-light: #f0ebe7;
    --accent-color: #ff6b6b;
    --accent-gradient: linear-gradient(135deg, #ff6b6b 0%, #feca57 100%);
    --accent-gradient-alt: linear-gradient(135deg, #ff8e8e 0%, #ffd93d 100%);
    --shadow-card: 0 4px 20px rgba(255, 107, 107, 0.12);
    --shadow-hover: 0 8px 30px rgba(255, 107, 107, 0.2);
    --btn-bg: #ff6b6b;
    --btn-border: #ff6b6b;
    --btn-hover-bg: #ff5252;
    --btn-text: #ffffff;
    --chart-color: #ff6b6b;
    --stat-bg: rgba(255, 107, 107, 0.1);
    --stat-border: #ff6b6b;
    --stat-value-gradient: linear-gradient(135deg, #2a2a2a, #5a5a5a);
    --success-color: #52c41a;
    --warning-color: #faad14;
    --error-color: #f5222d;
    --danger-bg: rgba(245, 34, 45, 0.1);
    --danger-border: rgba(245, 34, 45, 0.3);
    --table-header-bg: #fff9f0;
    --table-border: #f0e6de;
    --table-hover-bg: #fff5eb;
    --overlay-bg: rgba(0, 0, 0, 0.5);
    --scrollbar-track: #f5f5f5;
    --scrollbar-thumb: #ffb3b3;
}

/* 主题7: 暗夜橙红风格 */
body.theme-sunset {
    --bg-body: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    --bg-card: rgba(255, 87, 51, 0.08);
    --bg-panel: rgba(255, 87, 51, 0.06);
    --bg-input: rgba(255, 87, 51, 0.1);
    --bg-header: rgba(26, 26, 46, 0.9);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.8);
    --text-muted: rgba(255, 255, 255, 0.5);
    --text-inverted: #1a1a2e;
    --border-color: rgba(255, 87, 51, 0.18);
    --border-color-light: rgba(255, 87, 51, 0.1);
    --accent-color: #ff5722;
    --accent-gradient: linear-gradient(135deg, #ff5722 0%, #ff9800 100%);
    --accent-gradient-alt: linear-gradient(135deg, #ff9800 0%, #ffcc00 100%);
    --shadow-card: 0 8px 32px rgba(255, 87, 34, 0.18);
    --shadow-hover: 0 12px 40px rgba(255, 87, 34, 0.35);
    --btn-bg: rgba(255, 87, 34, 0.25);
    --btn-border: rgba(255, 87, 34, 0.4);
    --btn-hover-bg: rgba(255, 87, 34, 0.35);
    --btn-text: #ffffff;
    --chart-color: #ff9800;
    --stat-bg: rgba(255, 87, 34, 0.2);
    --stat-border: #ff5722;
    --stat-value-gradient: linear-gradient(135deg, #ffffff, rgba(255, 255, 255, 0.7));
    --success-color: #4caf50;
    --warning-color: #ffc107;
    --error-color: #f44336;
    --danger-bg: rgba(244, 67, 54, 0.2);
    --danger-border: rgba(244, 67, 54, 0.5);
    --table-header-bg: rgba(255, 87, 34, 0.2);
    --table-border: rgba(255, 87, 34, 0.15);
    --table-hover-bg: rgba(255, 87, 34, 0.05);
    --overlay-bg: rgba(0, 0, 0, 0.6);
    --scrollbar-track: rgba(255, 87, 34, 0.1);
    --scrollbar-thumb: rgba(255, 87, 34, 0.3);
}

/* 主题8: 紫罗兰风格 */
body.theme-violet {
    --bg-body: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    --bg-card: rgba(139, 92, 246, 0.08);
    --bg-panel: rgba(139, 92, 246, 0.06);
    --bg-input: rgba(139, 92, 246, 0.1);
    --bg-header: rgba(15, 12, 41, 0.9);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.8);
    --text-muted: rgba(255, 255, 255, 0.5);
    --text-inverted: #0f0c29;
    --border-color: rgba(139, 92, 246, 0.18);
    --border-color-light: rgba(139, 92, 246, 0.1);
    --accent-color: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, #8b5cf6 0%, #a78bfa 100%);
    --accent-gradient-alt: linear-gradient(135deg, #a78bfa 0%, #c4b5fd 100%);
    --shadow-card: 0 8px 32px rgba(139, 92, 246, 0.18);
    --shadow-hover: 0 12px 40px rgba(139, 92, 246, 0.35);
    --btn-bg: rgba(139, 92, 246, 0.25);
    --btn-border: rgba(139, 92, 246, 0.4);
    --btn-hover-bg: rgba(139, 92, 246, 0.35);
    --btn-text: #ffffff;
    --chart-color: #a78bfa;
    --stat-bg: rgba(139, 92, 246, 0.2);
    --stat-border: #8b5cf6;
    --stat-value-gradient: linear-gradient(135deg, #ffffff, rgba(255, 255, 255, 0.7));
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.2);
    --danger-border: rgba(239, 68, 68, 0.5);
    --table-header-bg: rgba(139, 92, 246, 0.2);
    --table-border: rgba(139, 92, 246, 0.15);
    --table-hover-bg: rgba(139, 92, 246, 0.05);
    --overlay-bg: rgba(0, 0, 0, 0.6);
    --scrollbar-track: rgba(139, 92, 246, 0.1);
    --scrollbar-thumb: rgba(139, 92, 246, 0.3);
}

/* ==================== 通用样式 ==================== */

/* 应用主题到body */
body.theme-minimal,
body.theme-dark,
body.theme-business,
body.theme-green,
body.theme-neon,
body.theme-japan,
body.theme-sunset,
body.theme-violet {
    background: var(--bg-body);
    color: var(--text-primary);
    min-height: 100vh;
    transition: background 0.3s ease;
}

/* ==================== 主题切换器 ==================== */

.theme-switcher-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
}

.theme-toggle-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    color: var(--text-secondary);
    font-size: 14px;
}

.theme-toggle-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-hover);
}

.theme-toggle-btn .theme-icon {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-gradient);
    position: relative;
}

.theme-toggle-btn .theme-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: #fff;
    border-radius: 50%;
    opacity: 0.3;
}

/* 主题下拉面板 */
.theme-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 280px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 16px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-card);
}

.theme-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.theme-dropdown-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.theme-dropdown-header span {
    color: var(--text-primary);
    font-weight: 500;
}

.theme-dropdown-close {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.theme-dropdown-close:hover {
    background: var(--btn-hover-bg);
    color: var(--text-primary);
}

/* 主题选项网格 */
.theme-options-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.theme-option {
    aspect-ratio: 1;
    border-radius: 12px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.theme-option:hover {
    transform: scale(1.1);
}

.theme-option.active {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(138, 43, 226, 0.2);
}

.theme-option.active::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    font-size: 16px;
    text-shadow: 0 0 4px rgba(0,0,0,0.5);
}

/* 主题选项颜色 */
.theme-option.minimal {
    background: linear-gradient(135deg, #f5f7fa, #e8ecf1);
}

.theme-option.dark {
    background: linear-gradient(135deg, #0c0c1e, #8a2be2);
}

.theme-option.business {
    background: linear-gradient(135deg, #1e3c72, #00b4db);
}

.theme-option.green {
    background: linear-gradient(135deg, #134e5e, #71b280);
}

.theme-option.neon {
    background: linear-gradient(135deg, #0a0a0a, #ff00ff);
}

.theme-option.japan {
    background: linear-gradient(135deg, #fff1eb, #ff6b6b);
}

.theme-option.sunset {
    background: linear-gradient(135deg, #1a1a2e, #ff5722);
}

.theme-option.violet {
    background: linear-gradient(135deg, #0f0c29, #8b5cf6);
}

/* 主题名称标签 */
.theme-option-label {
    grid-column: 1 / -1;
    text-align: center;
    padding: 8px;
    font-size: 12px;
    color: var(--text-muted);
    background: var(--bg-input);
    border-radius: 8px;
    margin-top: 8px;
}

/* ==================== 响应式 ==================== */

@media (max-width: 768px) {
    .theme-switcher-container {
        top: 10px;
        right: 10px;
    }

    .theme-toggle-btn {
        padding: 8px 12px;
    }

    .theme-toggle-btn span {
        display: none;
    }

    .theme-dropdown {
        width: 260px;
        right: -10px;
    }

    .theme-options-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .theme-dropdown {
        width: 240px;
    }
}

/* ==================== 主题感知组件样式 ==================== */

/* 通用重置 - 应用主题变量 */
body.theme-minimal,
body.theme-dark,
body.theme-business,
body.theme-green,
body.theme-neon,
body.theme-japan,
body.theme-sunset,
body.theme-violet {
    /* 管理头部 */
    .admin-header {
        background: var(--bg-header);
        border-bottom: 1px solid var(--border-color);
    }

    .admin-logo .icon {
        background: var(--accent-gradient);
    }

    .admin-nav a {
        color: var(--text-secondary);
    }

    .admin-nav a:hover, .admin-nav a.active {
        background: var(--btn-hover-bg);
        color: var(--text-primary);
    }

    .admin-nav a.active {
        background: var(--accent-gradient);
        color: var(--btn-text);
    }

    .user-info .username {
        color: var(--text-primary);
    }

    .user-info .logout {
        background: var(--danger-bg);
        border: 1px solid var(--danger-border);
        color: var(--error-color);
    }

    /* 页面标题 */
    .page-title {
        background: var(--accent-gradient-alt);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    /* 数据统计卡片 */
    .stat-card {
        background: var(--bg-card);
        backdrop-filter: blur(20px);
        border: 1px solid var(--border-color);
    }

    .stat-card::before {
        background: var(--accent-gradient);
    }

    .stat-card .label {
        color: var(--text-secondary);
    }

    .stat-card .value {
        background: var(--stat-value-gradient);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    .stat-card .trend {
        color: var(--success-color);
    }

    /* 面板和容器 */
    .panel,
    .date-filter,
    .chart-section,
    .table-container {
        background: var(--bg-panel);
        backdrop-filter: blur(20px);
        border: 1px solid var(--border-color);
    }

    .section-title {
        color: var(--text-primary);
    }

    .section-title::before {
        background: var(--accent-gradient);
    }

    /* 表单控件 */
    .form-group label {
        color: var(--text-secondary);
    }

    .form-control,
    input[type="text"],
    input[type="email"],
    input[type="password"],
    input[type="date"],
    select,
    textarea {
        background: var(--bg-input);
        border: 1px solid var(--border-color);
        color: var(--text-primary);
    }

    .form-control:focus,
    input:focus,
    select:focus,
    textarea:focus {
        border-color: var(--accent-color);
        box-shadow: 0 0 15px var(--stat-bg);
    }

    /* 按钮 */
    .btn {
        color: var(--btn-text);
    }

    .btn-primary {
        background: var(--accent-gradient);
    }

    .btn-primary:hover {
        box-shadow: var(--shadow-hover);
    }

    .btn-secondary {
        background: var(--bg-input);
        border: 1px solid var(--border-color);
        color: var(--text-secondary);
    }

    .btn-secondary:hover {
        background: var(--btn-hover-bg);
        color: var(--text-primary);
    }

    /* 表格样式 */
    .data-table thead {
        background: var(--table-header-bg);
    }

    .data-table th {
        color: var(--text-primary);
    }

    .data-table td {
        border-bottom: 1px solid var(--table-border);
        color: var(--text-secondary);
    }

    .data-table tbody tr:hover {
        background: var(--table-hover-bg);
    }

    /* 柱状图 */
    .bar {
        background: var(--accent-gradient);
    }

    .bar-tooltip {
        background: var(--bg-header);
        color: var(--text-primary);
    }

    .bar-label {
        color: var(--text-muted);
    }

    /* 徽章 */
    .rank-1 {
        background: linear-gradient(135deg, #ffd700, #ffaa00);
        color: #000;
    }

    .rank-2 {
        background: linear-gradient(135deg, #c0c0c0, #a0a0a0);
        color: #000;
    }

    .rank-3 {
        background: linear-gradient(135deg, #cd7f32, #b8860b);
        color: #000;
    }

    /* 状态标签 */
    .status-pending {
        color: var(--warning-color);
    }

    .status-completed {
        color: var(--success-color);
    }

    .status-failed {
        color: var(--error-color);
    }

    /* 消息提示 */
    #message,
    .message-error,
    .alert-error {
        background: var(--danger-bg);
        border: 1px solid var(--danger-border);
        color: var(--error-color);
    }

    .message-success,
    .alert-success {
        background: rgba(16, 185, 129, 0.1);
        border: 1px solid rgba(16, 185, 129, 0.3);
        color: var(--success-color);
    }

    /* 链接 */
    a {
        color: var(--accent-color);
    }

    a:hover {
        color: var(--accent-color);
        opacity: 0.8;
    }

    /* 滚动条 */
    ::-webkit-scrollbar {
        width: 8px;
        height: 8px;
    }

    ::-webkit-scrollbar-track {
        background: var(--scrollbar-track);
    }

    ::-webkit-scrollbar-thumb {
        background: var(--scrollbar-thumb);
        border-radius: 4px;
    }

    /* 模态框/弹窗 */
    .modal-overlay {
        background: var(--overlay-bg);
    }

    .modal-content {
        background: var(--bg-card);
        border: 1px solid var(--border-color);
    }
}

/* 简约白和日式主题的额外优化 */
body.theme-minimal,
body.theme-japan {
    .stat-card,
    .panel,
    .date-filter,
    .chart-section,
    .table-container,
    .modal-content {
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    }

    .data-table thead {
        background: var(--table-header-bg);
    }

    .admin-header {
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    }
}