/* ============================================
   设计令牌 / CSS 变量系统
   ============================================ */

:root {
    --bg-active: rgba(251, 191, 36, 0.1);
    --bg-base: #f8f9fa;
    --bg-body: #f8f9fa;
    --bg-card: #ffffff;
    --bg-elevated: #fef7e0;
    --bg-hover: #f3f4f6;
    --bg-overlay: rgba(0, 0, 0, 0.5);
    --bg-page: #f8f9fa;
    --bg-primary-subtle: var(--color-primary-bg);
    --bg-selected: #eff6ff;
    --bg-surface: #ffffff;
    --bg-surface-dark: #1f2937;
    --bg-surface-elevated: #fef7e0;
    --bg-surface-hover: #f9fafb;
    --border-active: #3b82f6;
    --border-color: #e5e7eb;
    --border-color-default: var(--color-neutral-200);
    --border-color-focus: #fbbf24;
    --border-color-hover: rgba(251, 191, 36, 0.3);
    --border-color-light: #f3f4f6;
    --border-color-medium: rgba(251, 191, 36, 0.3);
    --border-color-primary: rgba(251, 191, 36, 0.3);
    --border-color-strong: rgba(251, 191, 36, 0.3);
    --border-color-subtle: var(--color-gray-200);
    --border-default: #e5e7eb;
    --border-divider: #e5e7eb;
    --border-hover: #d1d5db;
    --border-light: rgba(251, 191, 36, 0.2);
    --border-medium: rgba(251, 191, 36, 0.3);
    --border-primary: rgba(251, 191, 36, 0.2);
    --border-primary-strong: rgba(251, 191, 36, 0.3);
    --border-radius-2xl: 20px;
    --border-radius-full: 9999px;
    --border-radius-lg: 12px;
    --border-radius-md: 8px;
    --border-radius-sm: 6px;
    --border-radius-xl: 16px;
    --border-strong: #e5e7eb;
    --border-width: 1px;
    --border-width-default: 1px;
    --border-width-thick: 2px;
    --btn-padding-lg: 12px 24px;
    --btn-padding-md: 10px 20px;
    --btn-padding-sm: 8px 16px;
    --btn-radius: var(--radius-lg);
    --chart-height: 320px;
    --chart-height-2xl: 400px;
    --chart-height-base: 320px;
    --chart-height-category: 400px;
    --chart-height-lg: 280px;
    --chart-height-md: 240px;
    --chart-height-sm: 200px;
    --chart-height-xl: 320px;
    --chart-height-xs: 240px;
    --color-accent: #fbbf24;
    --color-accent-dark: #f59e0b;
    --color-accent-light: #fcd34d;
    --color-accent-red: #e74c3c;
    --color-bg-active: #eff6ff;
    --color-bg-base: #f8f9fa;
    --color-bg-body: #f8f9fa;
    --color-bg-dark: #1f2937;
    --color-bg-elevated: #fef7e0;
    --color-bg-hover: #f3f4f6;
    --color-bg-muted: #f3f4f6;
    --color-bg-overlay: rgba(0, 0, 0, 0.5);
    --color-bg-page: #f8f9fa;
    --color-bg-primary-light: rgba(251, 191, 36, 0.08);
    --color-bg-primary-lighter: rgba(251, 191, 36, 0.02);
    --color-bg-primary-subtle: rgba(251, 191, 36, 0.08);
    --color-bg-selected: #eff6ff;
    --color-bg-surface: #ffffff;
    --color-border: #e5e7eb;
    --color-border-dark: #d1d5db;
    --color-border-default: #d1d5db;
    --color-border-focus: rgba(251, 191, 36, 0.3);
    --color-border-hover: #d1d5db;
    --color-border-light: #e5e7eb;
    --color-border-medium: rgba(251, 191, 36, 0.3);
    --color-border-primary: rgba(251, 191, 36, 0.3);
    --color-border-primary-light: rgba(251, 191, 36, 0.2);
    --color-border-strong: #9ca3af;
    --color-border-subtle: #e5e7eb;
    --color-danger: #ef4444;
    --color-danger-100: #fee2e2;
    --color-danger-200: #fecaca;
    --color-danger-50: #fef2f2;
    --color-danger-500: #ef4444;
    --color-danger-600: #dc2626;
    --color-danger-700: #b91c1c;
    --color-danger-900: #7f1d1d;
    --color-danger-bg: #fee2e2;
    --color-danger-light: #fee2e2;
    --color-dark: #2c3e50;
    --color-dark-500: #34495e;
    --color-dark-600: #2c3e50;
    --color-dark-700: #1a252f;
    --color-error: #dc2626;
    --color-error-100: #fee2e2;
    --color-error-50: #fef2f2;
    --color-error-500: #ef4444;
    --color-error-600: #dc2626;
    --color-error-700: #b91c1c;
    --color-error-bg: #fee2e2;
    --color-error-border: #fecaca;
    --color-error-dark: #dc2626;
    --color-error-light: #fee2e2;
    --color-error-text: #991b1b;
    --color-error-text-light: #b91c1c;
    --color-error-text-secondary: #b91c1c;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-50: #f9fafb;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    --color-info: #3b82f6;
    --color-info-100: #dbeafe;
    --color-info-50: #eff6ff;
    --color-info-500: #3b82f6;
    --color-info-600: #2563eb;
    --color-info-700: #1d4ed8;
    --color-info-bg: #dbeafe;
    --color-info-border: #bfdbfe;
    --color-info-dark: #1d4ed8;
    --color-info-light: #dbeafe;
    --color-info-text: #1e40af;
    --color-negative: #dc2626;
    --color-neutral: #6b7280;
    --color-neutral-100: #f3f4f6;
    --color-neutral-200: #e5e7eb;
    --color-neutral-300: #d1d5db;
    --color-neutral-400: #9ca3af;
    --color-neutral-50: #f9fafb;
    --color-neutral-500: #6b7280;
    --color-neutral-600: #4b5563;
    --color-neutral-700: #374151;
    --color-neutral-800: #1f2937;
    --color-neutral-900: #111827;
    --color-positive: #059669;
    --color-primary: #fbbf24;
    --color-primary-100: #fef7e0;
    --color-primary-200: rgba(251, 191, 36, 0.2);
    --color-primary-300: #fde047;
    --color-primary-400: #facc15;
    --color-primary-50: #fefce8;
    --color-primary-500: #eab308;
    --color-primary-600: #ca8a04;
    --color-primary-700: #a16207;
    --color-primary-800: #92400e;
    --color-primary-900: #78350f;
    --color-primary-bg: #fef7e0;
    --color-primary-border: rgba(251, 191, 36, 0.2);
    --color-primary-border-strong: rgba(251, 191, 36, 0.3);
    --color-primary-dark: #f59e0b;
    --color-primary-darker: #d97706;
    --color-primary-hover: #f59e0b;
    --color-primary-light: #fcd34d;
    --color-primary-lighter: #fef3c7;
    --color-primary-soft: #fef3c7;
    --color-primary-subtle: #fef7e0;
    --color-secondary: #e67e22;
    --color-secondary-100: #ffedd5;
    --color-secondary-200: #fed7aa;
    --color-secondary-300: #fdba74;
    --color-secondary-400: #fb923c;
    --color-secondary-50: #fff7ed;
    --color-secondary-500: #e67e22;
    --color-secondary-600: #d35400;
    --color-secondary-700: #c2410c;
    --color-secondary-800: #9a3412;
    --color-secondary-900: #7c2d12;
    --color-secondary-dark: #d35400;
    --color-success: #22c55e;
    --color-success-100: #d1fae5;
    --color-success-50: #ecfdf5;
    --color-success-500: #10b981;
    --color-success-600: #16a34a;
    --color-success-700: #047857;
    --color-success-bg: #dcfce7;
    --color-success-border: #a7f3d0;
    --color-success-dark: #15803d;
    --color-success-light: #dcfce7;
    --color-success-text: #15803d;
    --color-text-dark: #1f2937;
    --color-text-disabled: var(--color-gray-400);
    --color-text-inverse: #ffffff;
    --color-text-link: #92400e;
    --color-text-muted: #9ca3af;
    --color-text-on-dark: #ffffff;
    --color-text-on-primary: #92400e;
    --color-text-primary: #1f2937;
    --color-text-quaternary: #9ca3af;
    --color-text-secondary: #4b5563;
    --color-text-tertiary: #6b7280;
    --color-text-white: #ffffff;
    --color-warning: #f59e0b;
    --color-warning-100: #fef3c7;
    --color-warning-50: #fffbeb;
    --color-warning-500: #f59e0b;
    --color-warning-600: #d97706;
    --color-warning-700: #b45309;
    --color-warning-bg: #fef3c7;
    --color-warning-border: #fde68a;
    --color-warning-dark: #b45309;
    --color-warning-light: #fef3c7;
    --color-warning-text: #92400e;
    --color-white: #ffffff;
    --container-max: 1400px;
    --container-max-width: 1400px;
    --container-padding: 32px;
    --dashboard-padding: 32px;
    --duration-fast: 150ms;
    --duration-normal: 300ms;
    --duration-slow: 500ms;
    --duration-slower: 400ms;
    --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --ease-default: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-in: cubic-bezier(0.4, 0, 1, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --font-2xl: 24px;
    --font-3xl: 28px;
    --font-4xl: 32px;
    --font-5xl: 36px;
    --font-6xl: 36px;
    --font-base: 14px;
    --font-bold: 700;
    --font-extrabold: 800;
    --font-family-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    --font-family-mono: 'Consolas', 'Monaco', 'SF Mono', monospace;
    --font-lg: 18px;
    --font-md: 16px;
    --font-medium: 500;
    --font-mono: 'Consolas', 'Monaco', monospace;
    --font-normal: 400;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    --font-semibold: 600;
    --font-size-2xl: 24px;
    --font-size-3xl: 28px;
    --font-size-4xl: 32px;
    --font-size-5xl: 36px;
    --font-size-6xl: 36px;
    --font-size-7xl: 36px;
    --font-size-base: 14px;
    --font-size-lg: 18px;
    --font-size-md: 16px;
    --font-size-sm: 12px;
    --font-size-xl: 20px;
    --font-size-xs: 11px;
    --font-sm: 12px;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    --font-weight-medium: 500;
    --font-weight-normal: 400;
    --font-weight-semibold: 600;
    --font-xl: 20px;
    --font-xs: 11px;
    --header-height: 64px;
    --header-padding: 32px 48px;
    --input-border: 1px solid var(--color-border-default);
    --input-border-focus: 1px solid var(--color-primary);
    --input-height: 40px;
    --input-padding: 0 16px;
    --input-radius: var(--radius-lg);
    --leading-loose: 2;
    --leading-none: 1;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    --leading-snug: 1.375;
    --leading-tight: 1.25;
    --line-height-loose: 2;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;
    --line-height-snug: 1.375;
    --line-height-tight: 1.25;
    --max-width: 1400px;
    --max-width-container: 1400px;
    --max-width-content: 1400px;
    --max-width-dashboard: 1400px;
    --max-width-modal: 700px;
    --max-width-report: 900px;
    --metric-card-padding: 20px 24px;
    --metric-card-radius: var(--radius-xl);
    --metric-card-shadow: var(--shadow-card);
    --metric-value-size: var(--font-size-3xl);
    --metric-value-weight: var(--font-weight-bold);
    --radius-2xl: 20px;
    --radius-3xl: 20px;
    --radius-full: 9999px;
    --radius-lg: 12px;
    --radius-md: 8px;
    --radius-none: 0;
    --radius-sm: 4px;
    --radius-xl: 16px;
    --radius-xs: 4px;
    --shadow-2xl: 0 20px 60px rgba(0, 0, 0, 0.3);
    --shadow-active: 0 6px 20px rgba(251, 191, 36, 0.4), 0 2px 6px rgba(251, 191, 36, 0.2);
    --shadow-button: 0 6px 20px rgba(251, 191, 36, 0.4);
    --shadow-button-active: 0 6px 20px rgba(251, 191, 36, 0.4), 0 2px 6px rgba(251, 191, 36, 0.2);
    --shadow-button-hover: 0 6px 20px rgba(251, 191, 36, 0.4);
    --shadow-card: 0 4px 20px rgba(251, 191, 36, 0.08);
    --shadow-card-hover: 0 8px 30px rgba(251, 191, 36, 0.15);
    --shadow-error: 0 4px 12px rgba(220, 38, 38, 0.08);
    --shadow-focus: 0 0 0 3px rgba(251, 191, 36, 0.3);
    --shadow-glow: 0 6px 20px rgba(251, 191, 36, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-modal: 0 20px 60px rgba(0, 0, 0, 0.3);
    --shadow-primary: 0 4px 20px rgba(251, 191, 36, 0.15);
    --shadow-primary-hover: 0 6px 20px rgba(251, 191, 36, 0.4);
    --shadow-primary-lg: 0 10px 40px rgba(251, 191, 36, 0.25);
    --shadow-primary-strong: 0 6px 20px rgba(251, 191, 36, 0.4);
    --shadow-secondary: 0 4px 12px rgba(230, 126, 34, 0.2);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --sidebar-width: 240px;
    --space-0: 0;
    --space-1: 4px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;
    --space-2: 8px;
    --space-2xl: 48px;
    --space-3: 12px;
    --space-3xl: 32px;
    --space-4: 16px;
    --space-4xl: 40px;
    --space-5: 20px;
    --space-5xl: 48px;
    --space-6: 24px;
    --space-8: 32px;
    --space-lg: 24px;
    --space-md: 16px;
    --space-sm: 8px;
    --space-xl: 32px;
    --space-xs: 4px;
    --spacing-0: 0;
    --spacing-1: 4px;
    --spacing-10: 64px;
    --spacing-2: 8px;
    --spacing-3: 12px;
    --spacing-4: 16px;
    --spacing-5: 20px;
    --spacing-6: 24px;
    --spacing-7: 32px;
    --spacing-8: 40px;
    --spacing-9: 48px;
    --surface-elevated: rgba(255, 255, 255, 0.9);
    --surface-primary: #ffffff;
    --surface-secondary: #fef7e0;
    --surface-tertiary: #f8f9fa;
    --text-2xl: 20px;
    --text-3xl: 24px;
    --text-4xl: 28px;
    --text-5xl: 32px;
    --text-6xl: 36px;
    --text-accent: #92400e;
    --text-base: 14px;
    --text-brand: var(--color-primary-800);
    --text-disabled: var(--color-gray-400);
    --text-inverse: #ffffff;
    --text-inverted: var(--color-white);
    --text-lg: 16px;
    --text-link: #3b82f6;
    --text-md: 16px;
    --text-muted: #9ca3af;
    --text-on-dark: #f9fafb;
    --text-on-primary: #92400e;
    --text-primary: #374151;
    --text-secondary: #6b7280;
    --text-sm: 13px;
    --text-tertiary: #9ca3af;
    --text-xl: 18px;
    --text-xs: 12px;
    --tracking-normal: 0;
    --tracking-tight: -0.025em;
    --tracking-wide: 0.025em;
    --tracking-wider: 0.05em;
    --transition-base: 200ms ease;
    --transition-bounce: 400ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 150ms ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 300ms ease;
    --transition-slower: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --weight-bold: 700;
    --weight-extrabold: 800;
    --weight-medium: 500;
    --weight-normal: 400;
    --weight-semibold: 600;
    --z-ai-chat: 9000;
    --z-ai-trigger: 900;
    --z-base: 1;
    --z-dropdown: 100;
    --z-fixed: 300;
    --z-modal: 600;
    --z-modal-backdrop: 500;
    --z-modal-overlay: 999;
    --z-overlay: 1200;
    --z-popover: 1060;
    --z-shortcut-help: 10000;
    --z-shortcuts: 10000;
    --z-sticky: 200;
    --z-toast: 900;
    --z-tooltip: 1000;
}

/* ============================================
   基础重置
   ============================================ */

/* ============================================
   基础重置
   ============================================ */

/* ============================================
   设计令牌 - CSS 变量系统
   ============================================ */


/* ============================================
   设计令牌 / CSS 变量系统
   ============================================ */



/* ============================================
   CSS 变量系统 - 设计令牌
   ============================================ */



/* ============================================
   设计令牌 / CSS 变量系统
   ============================================ */





/* ============================================
   设计令牌 - CSS 变量系统
   ============================================ */



/* ============================================
   基础重置
   ============================================ */

/* ============================================
   设计令牌 - CSS 变量系统
   ============================================ */



/* ============================================
   Design Tokens - CSS Variables
   ============================================ */



/* ============================================
   设计令牌 / CSS Variables
   ============================================ */



/* ============================================
   基础重置
   ============================================ */

/* ============================================
   设计令牌 (Design Tokens) - CSS 变量系统
   ============================================ */



/* ============================================
   设计令牌 - CSS 变量系统
   ============================================ */



/* ============================================
   设计令牌 / CSS Variables
   ============================================ */



/* ============================================
   基础重置
   ============================================ */

/* ============================================
   CSS 设计令牌 / Design Tokens
   ============================================ */


/* ============================================
   CSS 设计令牌 / Design Tokens
   ============================================ */



/* ============================================
   设计令牌 - CSS 变量系统
   ============================================ */



/* ============================================
   设计令牌 / CSS 变量系统
   ============================================ */


/* ============================================
   设计令牌 - CSS 变量系统
   ============================================ */



/* ============================================
   设计令牌 (Design Tokens) - CSS 变量系统
   ============================================ */



/* ============================================
   学科网书城数据看板 - CSS 设计令牌
   ============================================ */



/* ============================================
   基础样式
   ============================================ */

/* ============================================
   设计令牌 / CSS 变量系统
   ============================================ */



/* ============================================
   学科网书城数据看板 - CSS 设计令牌
   ============================================ */



/* ============================================
   设计令牌 - CSS 变量系统
   ============================================ */


/* ============================================
   设计令牌 / CSS Variables
   ============================================ */


/* ============================================
   设计令牌 - CSS 变量系统
   ============================================ */



/* ============================================
   设计令牌 (Design Tokens) - CSS 变量系统
   ============================================ */



/* ============================================
   基础重置
   ============================================ */

/* ============================================
   Design Tokens - CSS Variables
   设计令牌系统：统一颜色、间距、字体、阴影等
   ============================================ */



/* ============================================
   CSS 变量系统 - 设计令牌
   ============================================ */



/* ============================================
   设计令牌 - CSS 变量系统
   ============================================ */



/* ============================================
   CSS 设计令牌 / Design Tokens
   ============================================ */



/* ============================================
   设计令牌 - CSS 变量系统
   ============================================ */



/* ============================================
   CSS 变量系统设计令牌
   ============================================ */


/* ============================================
   CSS 设计令牌 (Design Tokens)
   ============================================ */


/* ============================================
   CSS 变量系统化 - 设计令牌
   ============================================ */




* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ============================================
   CSS 变量系统 / Design Tokens
   ============================================ */


/* ============================================
   CSS 变量 / 设计令牌
   ============================================ */



/* ============================================
   CSS 变量 / 设计令牌
   ============================================ */



/* ============================================
   CSS 变量系统 / Design Tokens
   ============================================ */


/* ============================================
   CSS 变量系统 - 设计令牌
   ============================================ */



body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: var(--color-bg-page);
    color: var(--color-text-primary);
    line-height: var(--leading-normal);
    min-height: 100vh;
}

.dashboard {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-8);
}

.data-load-error {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border: 1px solid #fecaca;
    border-radius: 12px;
    padding: 16px 20px;
    margin-bottom: 24px;
    color: #991b1b;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.08);
}

.data-load-error .error-icon {
    font-size: 24px;
    line-height: 1;
    flex-shrink: 0;
}

.data-load-error .error-content {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.data-load-error .error-content strong {
    font-size: 16px;
    font-weight: 600;
}

.data-load-error .error-content span {
    font-size: 14px;
    color: #b91c1c;
}

.data-load-error .error-hint {
    margin-top: 4px;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 8px;
    font-size: 13px;
    color: #7f1d1d;
    line-height: 1.6;
}

.data-load-error .error-hint code {
    background: #fee2e2;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Consolas', 'Monaco', monospace;
    color: #991b1b;
}

.mode-switcher {
background: linear-gradient(135deg, #ffffff 0%, #fef7e0 100%);
border-radius: 16px;
padding: 20px 32px;
margin-bottom: 24px;
box-shadow: 0 4px 20px rgba(251, 191, 36, 0.08);
border: 1px solid rgba(251, 191, 36, 0.2);
position: relative;
overflow: hidden;
}

.mode-switcher::before {
content: '';
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: linear-gradient(45deg, transparent 30%, rgba(251, 191, 36, 0.02) 50%, transparent 70%);
opacity: 1;
}

.mode-switcher-content {
position: relative;
z-index: 1;
display: flex;
align-items: center;
justify-content: space-between;
flex-wrap: wrap;
gap: 32px;
}

.mode-switcher-left {
display: flex;
align-items: center;
gap: 16px;
flex: 1;
}

.mode-switcher-right {
display: flex;
align-items: center;
gap: 16px;
}

.mode-switcher-title {
display: flex;
align-items: center;
gap: 12px;
font-size: 28px;
font-weight: 800;
background: linear-gradient(135deg, #fbbf24 0%, #fcd34d 100%);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
letter-spacing: -0.5px;
}

.mode-switcher-title span {
display: flex;
align-items: center;
gap: 8px;
}

.header {
    background: linear-gradient(135deg, var(--color-bg-surface) 0%, var(--color-primary-50) 100%);
    color: var(--color-text-primary);
    padding: var(--space-8) var(--space-12);
    margin-bottom: var(--space-10);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-primary);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(245, 215, 110, 0.3);
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(245, 215, 110, 0.05) 50%, transparent 70%);
    opacity: 1;
}

.header-content {
position: relative;
z-index: 1;
}

.header h1 {
    font-size: var(--text-6xl);
    font-weight: var(--font-extrabold);
    margin-bottom: var(--space-8);
    letter-spacing: -0.8px;
    background: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-primary-400) 50%, var(--color-primary-300) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
}

.header-controls {
display: flex;
align-items: center;
gap: 24px;
flex-wrap: wrap;
}

.period-toggle {
display: flex;
background: rgba(255, 255, 255, 0.9);
border-radius: 16px;
overflow: hidden;
backdrop-filter: blur(20px);
border: 1px solid rgba(251, 191, 36, 0.3);
box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.mode-switcher .period-toggle {
min-width: 280px;
}

.period-btn {
padding: 16px 44px;
border: none;
background: transparent;
color: #92400e;
font-size: 14px;
font-weight: 600;
cursor: pointer;
transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
position: relative;
min-width: 100px;
flex: 1;
overflow: hidden;
letter-spacing: 0.5px;
}

.period-btn::before {
content: '';
position: absolute;
top: 0;
left: -100%;
width: 100%;
height: 100%;
background: linear-gradient(90deg, transparent, rgba(251, 191, 36, 0.1), transparent);
transition: left 0.5s ease;
}

.period-btn:hover::before {
left: 100%;
}

.period-btn.active {
background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
color: white;
box-shadow: 0 6px 20px rgba(251, 191, 36, 0.4), 0 2px 6px rgba(251, 191, 36, 0.2);
transform: translateY(-2px);
}

.period-btn.active::after {
content: '';
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: linear-gradient(135deg, rgba(255,255,255,0.3) 0%, transparent 50%);
pointer-events: none;
}

.period-btn:hover:not(.active) {
color: #f59e0b;
background: rgba(251, 191, 36, 0.12);
transform: translateY(-2px);
box-shadow: 0 4px 12px rgba(251, 191, 36, 0.15);
}

.period-btn:active:not(.active) {
transform: translateY(0);
}

.time-selector {
display: flex;
align-items: center;
gap: 16px;
background: rgba(255, 255, 255, 0.9);
padding: 16px 24px;
border-radius: 16px;
backdrop-filter: blur(20px);
border: 1px solid rgba(251, 191, 36, 0.3);
box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
position: relative;
z-index: 1;
}

.time-selector label {
font-size: 15px;
font-weight: 600;
color: #92400e;
white-space: nowrap;
}

.time-selector select {
padding: 12px 20px;
border: 2px solid #fde68a;
border-radius: 12px;
background: white;
color: #374151;
font-size: 14px;
font-weight: 500;
cursor: pointer;
min-width: 220px;
transition: all 0.3s ease;
outline: none;
}

.time-selector select:focus {
border-color: #fbbf24;
box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.1);
}

.time-selector select option {
background: white;
color: #374151;
padding: 12px;
}

.time-selector select[multiple] {
min-height: 120px;
padding: 8px;
}

.time-selector select[multiple] option {
padding: 8px 12px;
margin: 4px 0;
background: white;
color: #374151;
}

.time-selector select[multiple] option:checked {
background: linear-gradient(#3b82f6, #3b82f6);
background-color: #3b82f6;
color: white;
}

/* 加载状态动画 */
.loading-overlay {
position: fixed;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: rgba(255, 255, 255, 0.9);
display: none;
align-items: center;
justify-content: center;
z-index: 9999;
backdrop-filter: blur(2px);
opacity: 0;
transition: opacity 0.2s ease;
}

.loading-overlay.active {
display: flex;
opacity: 1;
}

.loading-overlay .loading-content {
display: flex;
flex-direction: column;
align-items: center;
gap: 12px;
}

.loading-spinner {
width: 40px;
height: 40px;
border: 3px solid #f3f3f3;
border-top: 3px solid #f59e0b;
border-radius: 50%;
animation: spin 0.8s linear infinite;
}

.loading-text {
font-size: 14px;
color: #666;
font-weight: 500;
}

/* 骨架屏样式 */
.skeleton-overlay {
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
background-size: 200% 100%;
animation: shimmer 1.5s infinite;
display: none;
z-index: 100;
border-radius: 8px;
}

.skeleton-overlay.active {
display: block;
}

@keyframes shimmer {
0% { background-position: 200% 0; }
100% { background-position: -200% 0; }
}

@keyframes spin {
0% { transform: rotate(0deg); }
100% { transform: rotate(360deg); }
}

/* 图表错误占位 UI */
.chart-error {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
z-index: 50;
background: #fafafa;
border-radius: 8px;
padding: 16px;
text-align: center;
}

.chart-error-icon {
font-size: 28px;
margin-bottom: 8px;
opacity: 0.5;
}

.chart-error-msg {
font-size: 14px;
font-weight: 500;
color: #666;
margin-bottom: 4px;
}

.chart-error-detail {
font-size: 12px;
color: #999;
margin-bottom: 12px;
max-width: 200px;
overflow: hidden;
text-overflow: ellipsis;
}

.chart-error-retry {
font-size: 12px;
color: #92400e;
background: none;
border: 1px solid rgba(251, 191, 36, 0.3);
border-radius: 12px;
padding: 4px 12px;
cursor: pointer;
transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.chart-error-retry:hover {
background: rgba(251, 191, 36, 0.12);
border-color: #fbbf24;
color: #92400e;
}

/* 切换过渡动画 */
.dashboard-content {
transition: opacity 0.3s ease, transform 0.3s ease;
}

.dashboard-content.fade-out {
opacity: 0;
transform: translateY(10px);
}

.dashboard-content.fade-in {
opacity: 1;
transform: translateY(0);
}

/* 标题过渡动画 */
#dashboardTitle {
transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

#dashboardTitle.updating {
opacity: 0.7;
position: relative;
}

#dashboardTitle.updating::after {
content: '';
display: inline-block;
width: 12px;
height: 12px;
border: 2px solid #f3f3f3;
border-top: 2px solid #f59e0b;
border-radius: 50%;
animation: spin 0.6s linear infinite;
margin-left: 8px;
vertical-align: middle;
}

/* 自定义多选下拉框样式 */
.custom-multiselect {
position: relative;
display: inline-block;
min-width: 280px;
z-index: 1001;
}

.custom-multiselect-button {
padding: 12px 20px;
border: 2px solid #fde68a;
border-radius: 12px;
background: white;
color: #374151;
font-size: 14px;
font-weight: 500;
cursor: pointer;
width: 100%;
text-align: left;
display: flex;
justify-content: space-between;
align-items: center;
transition: all 0.3s ease;
outline: none;
}

.custom-multiselect-button:hover {
border-color: #fbbf24;
}

.custom-multiselect-button:focus {
border-color: #fbbf24;
box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.1);
}

.custom-multiselect-button::after {
content: '▼';
font-size: 12px;
color: #92400e;
}

.custom-multiselect-dropdown {
position: absolute;
top: 100%;
left: 0;
right: 0;
background: white;
border: 2px solid #fde68a;
border-top: none;
border-radius: 0 0 12px 12px;
max-height: 300px;
overflow-y: auto;
z-index: 2000;
display: none;
box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
margin-top: -2px;
}

.custom-multiselect-dropdown.active {
display: block;
}

.custom-multiselect-option {
padding: 12px 20px;
display: flex;
align-items: center;
cursor: pointer;
transition: background 0.2s ease;
border-bottom: 1px solid #f0f0f0;
}

.custom-multiselect-option:hover {
background: #f9f9f9;
}

.custom-multiselect-option:last-child {
border-bottom: none;
}

.custom-multiselect-option input[type="checkbox"] {
margin-right: 12px;
cursor: pointer;
width: 18px;
height: 18px;
accent-color: #3b82f6;
}

.custom-multiselect-option label {
flex: 1;
cursor: pointer;
color: #374151;
font-size: 14px;
}

.view-toggle {
display: flex;
gap: 6px;
background: rgba(255, 255, 255, 0.9);
border-radius: 16px;
padding: 4px;
backdrop-filter: blur(20px);
border: 1px solid rgba(251, 191, 36, 0.3);
box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
}

.view-toggle button {
padding: 12px 22px;
border: 1px solid transparent;
background: #fffbeb;
color: #92400e;
font-size: 14px;
font-weight: 600;
cursor: pointer;
transition: all 0.3s ease;
position: relative;
flex: 1;
border-radius: 12px;
}

.view-toggle button.active {
background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
color: white;
border-color: #fbbf24;
box-shadow: 0 4px 12px rgba(251, 191, 36, 0.28);
}

.view-toggle button:hover:not(.active) {
background: #fef3c7;
border-color: #fbbf24;
color: #b45309;
}

.ai-analysis-trigger {
display: flex;
align-items: center;
gap: 12px;
}

.ai-btn {
display: flex;
align-items: center;
gap: 8px;
padding: 14px 20px;
background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
color: white;
border: none;
border-radius: 12px;
font-size: 14px;
font-weight: 600;
cursor: pointer;
transition: all 0.3s ease;
box-shadow: 0 4px 12px rgba(251, 191, 36, 0.3);
}

.ai-btn:hover {
transform: translateY(-2px);
box-shadow: 0 6px 20px rgba(251, 191, 36, 0.4);
}

.ai-btn:active {
transform: translateY(0);
}

.ai-btn svg {
transition: transform 0.3s ease;
}

.ai-btn:hover svg {
transform: rotate(180deg);
}

.ai-btn.loading {
opacity: 0.7;
cursor: not-allowed;
}

.ai-btn.loading svg {
animation: sparkle 1.5s ease-in-out infinite;
}

/* 顶部区域响应式 + 按钮状态统一 */
button,
select,
input {
font-family: inherit;
}

.dashboard-toggle {
margin-left: 20px;
}

.mode-switcher-left,
.mode-switcher-title,
.header-controls > * {
min-width: 0;
}

.mode-switcher-title span {
min-width: 0;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
}

.period-btn,
.view-toggle button,
.ai-btn,
.quick-btn,
.chart-error-retry {
border-radius: 12px;
outline: none;
}

.period-btn,
.view-toggle button,
.ai-btn {
min-height: 44px;
}

.period-btn:focus-visible,
.view-toggle button:focus-visible,
.ai-btn:focus-visible,
.quick-btn:focus-visible,
.chart-error-retry:focus-visible,
.time-selector select:focus-visible,
.custom-multiselect-button:focus-visible {
box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.24);
}

.quick-btn,
.chart-error-retry {
border-color: rgba(251, 191, 36, 0.3);
color: #92400e;
}

.quick-btn:hover,
.chart-error-retry:hover {
background: rgba(251, 191, 36, 0.12);
border-color: #fbbf24;
color: #92400e;
}

@keyframes sparkle {
0%, 100% { transform: scale(1) rotate(0deg); opacity: 1; }
50% { transform: scale(1.1) rotate(180deg); opacity: 0.8; }
}

/* AI对话弹窗样式 */
.ai-chat-modal {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: rgba(0, 0, 0, 0.5);
backdrop-filter: blur(4px);
z-index: 1000;
display: flex;
align-items: center;
justify-content: center;
animation: fadeIn 0.3s ease-out;
}

.ai-chat-modal.compact-mode {
background: transparent;
backdrop-filter: none;
align-items: flex-end;
justify-content: flex-end;
padding: 20px;
}

.ai-chat-container.compact {
width: 400px;
max-width: 400px;
max-height: 500px;
position: fixed;
bottom: 20px;
right: 20px;
margin: 0;
}

@keyframes fadeIn {
from { opacity: 0; }
to { opacity: 1; }
}

.ai-chat-container {
background: white;
border-radius: 16px;
box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
width: 90%;
max-width: 600px;
max-height: 80vh;
display: flex;
flex-direction: column;
animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
from {
    opacity: 0;
    transform: translateY(30px);
}
to {
    opacity: 1;
    transform: translateY(0);
}
}

.ai-chat-header {
background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
color: white;
padding: 16px 20px;
border-radius: 16px 16px 0 0;
display: flex;
justify-content: space-between;
align-items: center;
}

.ai-chat-title {
display: flex;
align-items: center;
gap: 8px;
font-size: 16px;
font-weight: 600;
}

.chat-controls {
display: flex;
align-items: center;
gap: 8px;
}

.control-btn {
background: none;
border: none;
color: white;
font-size: 18px;
cursor: pointer;
padding: 4px;
width: 28px;
height: 28px;
display: flex;
align-items: center;
justify-content: center;
border-radius: 4px;
transition: background-color 0.2s ease;
}

.control-btn:hover {
background-color: rgba(255, 255, 255, 0.2);
}

.close-btn {
font-size: 20px;
}

/* 最小化窗口样式 */
.ai-chat-minimized {
position: fixed;
bottom: 20px;
right: 20px;
width: 300px;
background: white;
border-radius: 12px;
box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
border: 1px solid #bfdbfe;
z-index: 999;
animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
from {
    opacity: 0;
    transform: translateX(100%);
}
to {
    opacity: 1;
    transform: translateX(0);
}
}

.minimized-header {
background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
color: white;
padding: 12px 16px;
border-radius: 12px 12px 0 0;
display: flex;
justify-content: space-between;
align-items: center;
cursor: pointer;
}

.minimized-title {
display: flex;
align-items: center;
gap: 8px;
font-size: 14px;
font-weight: 600;
}

.status-indicator {
width: 8px;
height: 8px;
border-radius: 50%;
background: #10b981;
margin-left: 8px;
}

.status-indicator.thinking {
background: #3b82f6;
animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
0%, 100% { opacity: 1; }
50% { opacity: 0.5; }
}

.minimized-controls {
display: flex;
align-items: center;
gap: 4px;
}

.minimized-messages {
padding: 12px 16px;
max-height: 120px;
overflow-y: auto;
font-size: 13px;
line-height: 1.4;
color: #374151;
border-radius: 0 0 12px 12px;
}

.minimized-message {
margin-bottom: 8px;
padding: 6px 8px;
background: #f9fafb;
border-radius: 6px;
border-left: 3px solid #3b82f6;
}

.minimized-message.user {
background: #f0f4ff;
border-left-color: #1e40af;
text-align: right;
}

.minimized-message:last-child {
margin-bottom: 0;
}

.ai-chat-messages {
flex: 1;
padding: 20px;
overflow-y: auto;
max-height: 400px;
min-height: 300px;
}

.ai-message, .user-message {
display: flex;
gap: 12px;
margin-bottom: 16px;
animation: messageSlide 0.3s ease-out;
}

@keyframes messageSlide {
from {
    opacity: 0;
    transform: translateY(10px);
}
to {
    opacity: 1;
    transform: translateY(0);
}
}

.user-message {
flex-direction: row-reverse;
}

.message-avatar {
width: 36px;
height: 36px;
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
font-size: 12px;
font-weight: 600;
flex-shrink: 0;
}

.ai-message .message-avatar {
background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
color: white;
}

.user-message .message-avatar {
background: #e5e7eb;
color: #374151;
}

.message-content {
flex: 1;
background: #f9fafb;
padding: 12px 16px;
border-radius: 12px;
line-height: 1.5;
font-size: 14px;
}

.user-message .message-content {
background: #f0f4ff;
border: 1px solid #bfdbfe;
}

.message-content p {
margin: 0 0 8px 0;
}

.message-content p:last-child {
margin-bottom: 0;
}

.quick-actions {
display: flex;
gap: 8px;
margin-top: 12px;
flex-wrap: wrap;
}

.quick-btn {
background: #fef7e0;
border: 1px solid rgba(251, 191, 36, 0.3);
color: #92400e;
padding: 6px 12px;
border-radius: 12px;
font-size: 12px;
cursor: pointer;
transition: all 0.2s ease;
}

.quick-btn:hover {
background: rgba(251, 191, 36, 0.12);
border-color: #fbbf24;
color: #92400e;
}

.ai-chat-filters {
padding: 12px 20px;
border-top: 1px solid #e5e7eb;
display: flex;
gap: 12px;
align-items: center;
flex-wrap: wrap;
background: #f9fafb;
}

.filter-group {
display: flex;
align-items: center;
gap: 6px;
}

.filter-group label {
font-size: 12px;
font-weight: 600;
color: #6b7280;
white-space: nowrap;
}

.filter-group select {
padding: 6px 10px;
border: 1px solid #d1d5db;
border-radius: 6px;
font-size: 12px;
background: white;
cursor: pointer;
color: #374151;
transition: border-color 0.2s ease;
}

.filter-group select:hover {
border-color: #9ca3af;
}

.filter-group select:focus {
outline: none;
border-color: #3b82f6;
box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.ai-chat-input {
padding: 16px 20px;
border-top: 1px solid #e5e7eb;
display: flex;
gap: 12px;
align-items: center;
}

.ai-chat-input input {
flex: 1;
padding: 10px 16px;
border: 1px solid #d1d5db;
border-radius: 8px;
font-size: 14px;
outline: none;
transition: border-color 0.2s ease;
}

.ai-chat-input input:focus {
border-color: #3b82f6;
}

.ai-chat-input button {
background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
color: white;
border: none;
padding: 10px 20px;
border-radius: 8px;
font-size: 14px;
font-weight: 600;
cursor: pointer;
transition: all 0.2s ease;
}

.ai-chat-input button:hover {
transform: translateY(-1px);
box-shadow: 0 4px 12px rgba(251, 191, 36, 0.3);
}

.ai-chat-input button:disabled {
opacity: 0.6;
cursor: not-allowed;
transform: none;
box-shadow: none;
}

.typing-indicator {
display: flex;
align-items: center;
gap: 8px;
color: #6b7280;
font-style: italic;
font-size: 13px;
}

.typing-dots {
display: flex;
gap: 2px;
}

.typing-dot {
width: 4px;
height: 4px;
background: #6b7280;
border-radius: 50%;
animation: typingDot 1.4s ease-in-out infinite;
}

.typing-dot:nth-child(2) {
animation-delay: 0.2s;
}

.typing-dot:nth-child(3) {
animation-delay: 0.4s;
}

@keyframes typingDot {
0%, 60%, 100% {
    transform: translateY(0);
    opacity: 0.4;
}
30% {
    transform: translateY(-8px);
    opacity: 1;
}
}

/* AI错误消息样式 */
.ai-error-message {
background: linear-gradient(135deg, #fff5f5 0%, #ffe8e8 100%);
border: 1px solid #ffcdd2;
border-radius: 12px;
padding: 16px;
margin: 8px 0;
text-align: center;
}

.ai-error-message .error-icon {
font-size: 32px;
margin-bottom: 8px;
}

.ai-error-message .error-title {
font-size: 15px;
font-weight: 600;
color: #d32f2f;
margin-bottom: 6px;
}

.ai-error-message .error-desc {
font-size: 13px;
color: #666;
line-height: 1.5;
margin-bottom: 12px;
word-break: break-all;
}

.ai-error-message .error-actions {
display: flex;
gap: 8px;
justify-content: center;
}

.ai-error-message .error-action-btn {
background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
color: white;
border: none;
border-radius: 12px;
padding: 8px 20px;
font-size: 13px;
font-weight: 500;
cursor: pointer;
transition: all 0.2s ease;
box-shadow: 0 2px 4px rgba(251, 191, 36, 0.3);
}

.ai-error-message .error-action-btn:hover {
transform: translateY(-1px);
box-shadow: 0 4px 8px rgba(251, 191, 36, 0.4);
}

.ai-error-message .error-action-btn:active {
transform: translateY(0);
}

.ai-error-message .error-hint {
font-size: 12px;
color: #999;
}

.key-metrics {
display: grid;
grid-template-columns: 1fr;
gap: 32px;
margin-bottom: 48px;
}

.metric-card {
background: rgba(255, 255, 255, 0.8);
backdrop-filter: blur(20px);
padding: 36px;
border-radius: 16px;
box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
border: 1px solid rgba(168, 85, 247, 0.1);
position: relative;
overflow: hidden;
transition: all 0.3s ease;
display: flex;
gap: 32px;
align-items: stretch;
}

.metric-card:hover {
transform: translateY(-4px);
box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12);
}

.metric-card::before {
content: '';
position: absolute;
top: 0;
left: 0;
right: 0;
height: 3px;
background: linear-gradient(90deg, #93c5fd, #60a5fa, #3b82f6);
}

.metric-card-left {
flex: 0 0 33.333%;
display: flex;
flex-direction: column;
justify-content: flex-start;
padding-right: 24px;
border-right: 1px solid rgba(0, 0, 0, 0.05);
}

.metric-card-right {
flex: 0 0 66.667%;
display: flex;
flex-direction: column;
justify-content: center;
}

.metric-title {
font-size: 16px;
color: #6b7280;
margin-bottom: 16px;
font-weight: 500;
text-transform: uppercase;
letter-spacing: 0.05em;
}

.metric-value {
font-size: 48px;
font-weight: 700;
color: #111827;
margin-bottom: 20px;
line-height: 1;
}

.metric-changes {
display: flex;
flex-direction: column;
gap: 12px;
}

.change-item {
padding: 12px 16px;
border-radius: 4px;
background: #eff6ff;
border: 1px solid #dbeafe;
text-align: center;
}

.change-label {
font-size: 12px;
color: #6b7280;
margin-bottom: 4px;
font-weight: 500;
text-transform: uppercase;
}

.change-value {
font-size: 18px;
font-weight: 600;
}

.key-chart-container {
height: 280px;
position: relative;
background: rgba(255, 255, 255, 0.5);
border-radius: 12px;
padding: 16px;
}

.key-chart-container canvas {
height: 280px !important;
}

.detailed-view {
display: none;
}

.detailed-view.active {
display: block;
}

.material-view {
display: none;
}

.material-view.active {
display: block;
}

.category-section {
margin-bottom: 40px;
background: white;
border-radius: 4px;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
border: 1px solid #e5e7eb;
overflow: hidden;
}

.category-header {
background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
padding: 24px 28px;
border-bottom: 1px solid #e5e7eb;
}

.category-header h3 {
font-size: 18px;
font-weight: 600;
color: #15803d;
margin: 0 0 8px 0;
}

.category-header p {
font-size: 14px;
color: #6b7280;
margin: 0;
line-height: 1.5;
}

.category-metrics {
display: grid;
grid-template-columns: repeat(auto-fill, 280px);
gap: 24px;
padding: 28px;
}

/* 智书整体访客数据区域：一行显示6个卡片 */
#aibcOverallMetrics {
grid-template-columns: repeat(6, 1fr);
}

#userSection {
grid-template-columns: repeat(5, 1fr);
gap: 20px;
}

.metrics-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
gap: 24px;
margin-bottom: 40px;
}

.detail-metric-card {
background: #f0fdf4;
padding: 20px 16px;
border-radius: 6px;
box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
border: 1px solid #dcfce7;
transition: all 0.2s ease;
display: flex;
flex-direction: column;
justify-content: center;
align-items: stretch;
text-align: center;
min-width: 220px;
max-width: 100%;
box-sizing: border-box;
overflow: hidden;
}

.detail-metric-card:hover {
transform: translateY(-1px);
box-shadow: 0 4px 12px rgba(34, 197, 94, 0.15);
}

.detail-metric-title {
font-size: 14px;
color: #6b7280;
margin-bottom: 10px;
font-weight: 500;
}

.detail-metric-value {
font-size: 26px;
font-weight: 700;
color: #111827;
margin-bottom: 14px;
line-height: 1;
}

.detail-metric-changes {
display: grid;
grid-template-columns: 1fr 1fr 1fr;
gap: 8px;
width: 100%;
box-sizing: border-box;
}

.detail-metric-changes.three-items {
grid-template-columns: 1fr 1fr 1fr;
}

.detail-metric-changes:not(.three-items) {
grid-template-columns: 1fr 1fr;
}

.detail-change-item.daily-item {
background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
border-color: #93c5fd;
}

.detail-change-item.daily-item .detail-change-type {
font-weight: 600;
color: #1e40af;
}

.detail-change-item.daily-item .detail-change-percent {
font-weight: 600;
color: #1e40af;
}

.detail-change-item {
padding: 8px 6px;
border-radius: 4px;
background: #eff6ff;
text-align: center;
border: 1px solid #dbeafe;
min-width: 0;
}

.detail-change-type {
font-size: 11px;
color: #6b7280;
margin-bottom: 4px;
font-weight: 500;
text-transform: uppercase;
}

.detail-change-percent {
font-size: 13px;
font-weight: 600;
white-space: nowrap;
}

.positive { color: #059669; }
.negative { color: #dc2626; }
.neutral { color: #6b7280; }

.formula-info {
margin: 12px 0;
padding: 8px 12px;
background: rgba(59, 130, 246, 0.05);
border-radius: 6px;
border-left: 3px solid #3b82f6;
}

.formula-text {
font-size: 12px;
color: #6b7280;
margin-bottom: 4px;
font-style: italic;
}

.calculated-value {
font-size: 11px;
font-weight: 500;
}

.calculated-value.match {
color: #059669;
}

.calculated-value.mismatch {
color: #dc2626;
}

.category-chart {
padding: 32px;
border-top: 1px solid rgba(251, 191, 36, 0.2);
background: rgba(255, 251, 235, 0.3);
}

.chart-header {
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 24px;
flex-wrap: wrap;
gap: 16px;
}

.chart-header h4 {
font-size: 18px;
font-weight: 600;
color: #374151;
margin: 0;
}

.chart-toggle {
display: flex;
gap: 8px;
}

.chart-toggle .toggle-btn {
padding: 6px 16px;
border: 1px solid #d1d5db;
border-radius: 6px;
background: white;
color: #6b7280;
font-size: 13px;
cursor: pointer;
transition: all 0.2s ease;
}

.chart-toggle .toggle-btn:hover {
border-color: #3b82f6;
color: #3b82f6;
}

.chart-toggle .toggle-btn.active {
background: #3b82f6;
border-color: #3b82f6;
color: white;
}

.chart-tabs {
display: flex;
background: rgba(255, 255, 255, 0.8);
backdrop-filter: blur(10px);
border-radius: 8px;
border: 1px solid rgba(251, 191, 36, 0.2);
overflow: hidden;
}

.chart-tab {
padding: 8px 16px;
border: none;
background: transparent;
color: #15803d;
font-size: 13px;
font-weight: 500;
cursor: pointer;
transition: all 0.2s ease;
border-right: 1px solid rgba(34, 197, 94, 0.2);
}

.chart-tab:last-child {
border-right: none;
}

.chart-tab.active {
background: #22c55e;
color: white;
}

.chart-tab:hover:not(.active) {
background: rgba(34, 197, 94, 0.1);
color: #15803d;
}

.chart-container {
height: 350px;
position: relative;
background: rgba(255, 255, 255, 0.5);
border-radius: 12px;
padding: 16px;
}

.chart-container canvas {
height: 350px !important;
}

/* 资料维度样式 */
.dimension-subsection {
margin-bottom: 40px;
border: 1px solid #fde68a;
border-radius: 12px;
overflow: hidden;
background: white;
}

.dimension-header {
background: linear-gradient(135deg, #fef7e0 0%, #fde68a 100%);
padding: 16px 24px;
border-bottom: 1px solid #fde68a;
}

.dimension-header h4 {
font-size: 16px;
font-weight: 600;
color: #92400e;
margin: 0;
}

.dimension-content {
padding: 24px;
}

.dimension-charts {
display: grid;
grid-template-columns: 300px 1fr;
gap: 32px;
align-items: start;
}

.pie-chart-container {
background: rgba(255, 251, 235, 0.5);
border-radius: 12px;
padding: 20px;
border: 1px solid rgba(251, 191, 36, 0.1);
}

.pie-chart-container canvas {
width: 260px !important;
height: 260px !important;
}

.metrics-table-container {
flex: 1;
overflow-x: auto;
background: #ffffff;
border-radius: 12px;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
border: 1px solid #f3f4f6;
}

.dimension-table {
width: 100%;
border-collapse: collapse;
font-size: 13px;
border-radius: 12px;
overflow: hidden;
}

.dimension-table th {
padding: 14px 16px;
text-align: center;
font-weight: 700;
color: #374151;
white-space: nowrap;
position: relative;
border-bottom: 2px solid #e5e7eb;
}

/* 模块1: 学段 */
.dimension-table th:nth-child(1) {
background: #e0f2fe;
border-right: 2px solid #7dd3fc;
}

/* 模块2: 本月 */
.dimension-table th:nth-child(2) {
background: #fef9c3;
border-right: 2px solid #fde047;
}

/* 模块3: 去年同期、同比、同比差额 */
.dimension-table th:nth-child(3),
.dimension-table th:nth-child(4),
.dimension-table th:nth-child(5) {
background: #dcfce7;
}

.dimension-table th:nth-child(3) {
border-right: 1px solid #86efac;
}

.dimension-table th:nth-child(4) {
border-right: 1px solid #86efac;
}

.dimension-table th:nth-child(5) {
border-right: 2px solid #4ade80;
}

/* 模块4: 上月、环比、环比差额 */
.dimension-table th:nth-child(6),
.dimension-table th:nth-child(7),
.dimension-table th:nth-child(8) {
background: #fce7f3;
}

.dimension-table th:nth-child(6) {
border-right: 1px solid #f9a8d4;
}

.dimension-table th:nth-child(7) {
border-right: 1px solid #f9a8d4;
}

.dimension-table td {
padding: 12px 16px;
text-align: center;
border-bottom: 1px solid #f3f4f6;
white-space: nowrap;
transition: all 0.2s ease;
}

.dimension-table tbody tr {
transition: all 0.2s ease;
}

.dimension-table tbody tr:hover {
background-color: #fefce8;
transform: translateX(4px);
}

.dimension-table tbody tr:nth-child(odd) {
background-color: #f8fafc;
}

.dimension-table tbody tr:nth-child(even) {
background-color: #ffffff;
}

.dimension-table .highlight-value {
font-weight: 700;
color: #1f2937;
font-size: 14px;
}
font-size: 11px;
color: #6b7280;
margin-left: 6px;
font-weight: 400;
}

.dimension-table .positive {
color: #16a34a;
font-weight: 600;
}

.dimension-table .negative {
color: #dc2626;
font-weight: 600;
}

.trend-chart-container {
flex: 1;
}

/* 商家维度样式 */

/* 智书看板样式 */
.aibc-view {
display: none;
}

.aibc-view.active {
display: block;
}

/* 排行榜样式 */
.ranking-tabs {
display: flex;
gap: 4px;
margin-bottom: 20px;
padding: 0 20px;
background-color: #f0f0f0;
border-radius: 20px;
display: inline-flex;
padding: 4px;
margin-left: 20px;
}

.ranking-tab {
padding: 8px 24px;
border: none;
border-radius: 16px;
background-color: transparent;
color: #666;
font-size: 14px;
cursor: pointer;
transition: all 0.3s ease;
}

.ranking-tab:hover {
background-color: #e8e8e8;
}

.ranking-tab.active {
background-color: #4caf50;
color: #fff;
}

.ranking-container {
padding: 0 20px 20px;
}

.ranking-table {
width: 100%;
border-collapse: collapse;
background: #fff;
border-radius: 8px;
overflow: hidden;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
table-layout: fixed;
}

.ranking-table th,
.ranking-table td {
padding: 12px 8px;
text-align: center;
border-bottom: 1px solid #f0f0f0;
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
}

.ranking-table th:nth-child(1),
.ranking-table td:nth-child(1) {
width: 60px;
padding-right: 20px;
}

.ranking-table th:nth-child(2),
.ranking-table td:nth-child(2) {
width: 100px;
padding-left: 8px;
padding-right: 20px;
}

.ranking-table th:nth-child(3),
.ranking-table td:nth-child(3) {
padding-left: 8px;
padding-right: 8px;
}

.ranking-table th:nth-child(4),
.ranking-table td:nth-child(4) {
padding-left: 8px;
padding-right: 8px;
}

.ranking-table th:nth-child(5),
.ranking-table td:nth-child(5) {
width: 80px;
padding-left: 8px;
text-align: center;
font-weight: 500;
}

.merchant-ranking-header {
display: flex;
justify-content: space-between;
align-items: center;
gap: 16px;
flex-wrap: wrap;
}

.merchant-ranking-title {
min-width: 0;
}

.merchant-ranking-tabs {
margin-left: auto;
flex-shrink: 0;
}

.merchant-ranking-tab {
white-space: nowrap;
}

.bookstore-merchant-ranking-container {
padding-top: 0;
overflow-x: auto;
}

.merchant-ranking-table th,
.merchant-ranking-table td {
text-align: center;
vertical-align: middle;
}

.merchant-ranking-table th:nth-child(1),
.merchant-ranking-table td:nth-child(1) {
width: 120px;
}

.merchant-ranking-table th:nth-child(2),
.merchant-ranking-table td:nth-child(2) {
width: 260px;
text-align: center;
}

.merchant-ranking-table th:nth-child(3),
.merchant-ranking-table td:nth-child(3),
.merchant-ranking-table th:nth-child(4),
.merchant-ranking-table td:nth-child(4),
.merchant-ranking-table th:nth-child(5),
.merchant-ranking-table td:nth-child(5) {
width: 130px;
text-align: center;
padding-right: 8px;
}

.merchant-ranking-table td.positive {
color: #dc2626;
font-weight: 600;
}

.merchant-ranking-table td.negative {
color: #059669;
font-weight: 600;
}

.merchant-ranking-table td.neutral {
color: #6b7280;
font-weight: 600;
}

/* 排行榜空数据状态 */
.empty-ranking {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
padding: 40px 20px;
color: #999;
}

.empty-ranking-icon {
width: 64px;
height: 64px;
margin-bottom: 16px;
opacity: 0.5;
}

.empty-ranking-icon svg {
width: 100%;
height: 100%;
}

.empty-ranking-title {
font-size: 16px;
color: #666;
margin-bottom: 8px;
font-weight: 500;
}

.empty-ranking-desc {
font-size: 13px;
color: #999;
text-align: center;
line-height: 1.5;
}

@media (max-width: 768px) {
.dashboard {
    padding: 16px;
}

.mode-switcher {
    padding: 16px 20px;
    margin-bottom: 20px;
}

.mode-switcher-content {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
}

.mode-switcher-title {
    text-align: center;
    font-size: 16px;
}

.period-toggle {
    width: 100%;
    justify-content: center;
}

.header {
    padding: 24px;
}

.header-controls {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
}

.title-section {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
}

.key-metrics {
    grid-template-columns: 1fr;
    gap: 24px;
}

.metric-card {
    flex-direction: column;
    gap: 24px;
}

.metric-card-left {
    flex: 0 0 100%;
    border-right: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding-right: 0;
    padding-bottom: 24px;
}

.metric-card-right {
    flex: 0 0 100%;
}

.key-chart-container {
    height: 200px;
}

.key-chart-container canvas {
    height: 200px !important;
}

.metric-value {
    font-size: 36px;
}

.metrics-grid {
    grid-template-columns: 1fr;
}

.category-metrics {
    grid-template-columns: 1fr;
    padding: 20px;
}

.chart-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
}

.chart-tabs {
    width: 100%;
}

.chart-container {
    height: 300px;
}

.chart-container canvas {
    height: 300px !important;
}

.dimension-charts {
    grid-template-columns: 1fr;
    gap: 24px;
}

.pie-chart-container {
    padding: 16px;
}

.pie-chart-container canvas {
    width: 200px !important;
    height: 200px !important;
}

.ai-analysis-section {
    margin: 16px 0;
}

.ai-analysis-content {
    padding: 20px;
}

.ai-btn {
    padding: 12px 16px;
    font-size: 13px;
}

.header-controls {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
}

.ai-analysis-trigger {
    justify-content: center;
}

.ai-chat-container {
    width: 95%;
    max-height: 90vh;
}

.ai-chat-container.compact {
    width: 95%;
    right: 10px;
    bottom: 10px;
    max-height: 70vh;
}

.ai-chat-messages {
    max-height: 300px;
    min-height: 200px;
}

.quick-actions {
    flex-direction: column;
}

.quick-btn {
    width: 100%;
    text-align: center;
}

.ai-chat-minimized {
    width: 280px;
    right: 10px;
    bottom: 10px;
}

.chat-controls {
    gap: 4px;
}

.control-btn {
    width: 24px;
    height: 24px;
}
}

/* 无障碍：跳转链接（默认隐藏，获得焦点时显示） */
.skip-link {
position: absolute;
top: -100%;
left: 10px;
background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
color: white;
padding: 10px 20px;
border-radius: 8px;
z-index: 10000;
text-decoration: none;
font-weight: 500;
transition: top 0.2s ease;
}

.skip-link:focus {
top: 10px;
}

/* 无障碍：屏幕阅读器专用文本 */
.sr-only {
position: absolute;
width: 1px;
height: 1px;
padding: 0;
margin: -1px;
overflow: hidden;
clip: rect(0, 0, 0, 0);
white-space: nowrap;
border-width: 0;
}

/* 无障碍：焦点可见样式 */
:focus-visible {
outline: 2px solid #fbbf24;
outline-offset: 2px;
}

/* 无障碍：减小动效偏好 */
@media (prefers-reduced-motion: reduce) {
* {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
}
}

/* 键盘快捷键帮助按钮 */
.help-shortcuts-btn {
position: fixed;
bottom: 20px;
right: 20px;
width: 44px;
height: 44px;
border-radius: 50%;
background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
color: white;
border: none;
cursor: pointer;
box-shadow: 0 4px 12px rgba(251, 191, 36, 0.4);
display: flex;
align-items: center;
justify-content: center;
z-index: 9999;
transition: transform 0.2s, box-shadow 0.2s;
}

.help-shortcuts-btn:hover {
transform: scale(1.1);
box-shadow: 0 6px 16px rgba(251, 191, 36, 0.5);
}

.help-shortcuts-btn:focus-visible {
outline: 3px solid #fff;
outline-offset: 2px;
}

/* 键盘快捷键帮助面板 */
.shortcuts-help {
position: fixed;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: rgba(0, 0, 0, 0.5);
display: flex;
align-items: center;
justify-content: center;
z-index: 10000;
}

.shortcuts-content {
background: white;
border-radius: 16px;
width: 90%;
max-width: 400px;
max-height: 80vh;
overflow-y: auto;
box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.shortcuts-header {
display: flex;
justify-content: space-between;
align-items: center;
padding: 20px;
border-bottom: 1px solid #eee;
}

.shortcuts-header h3 {
margin: 0;
font-size: 18px;
font-weight: 600;
}

.shortcuts-close {
background: none;
border: none;
font-size: 24px;
cursor: pointer;
color: #999;
width: 32px;
height: 32px;
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
}

.shortcuts-close:hover {
background: #f5f5f5;
color: #666;
}

.shortcuts-body {
padding: 20px;
}

.shortcut-group {
margin-bottom: 20px;
}

.shortcut-group:last-child {
margin-bottom: 0;
}

.shortcut-group h4 {
margin: 0 0 12px 0;
font-size: 14px;
font-weight: 600;
color: #92400e;
}

.shortcut-group ul {
list-style: none;
padding: 0;
margin: 0;
}

.shortcut-group li {
padding: 8px 0;
font-size: 14px;
color: #333;
display: flex;
align-items: center;
flex-wrap: wrap;
gap: 4px;
}

kbd {
display: inline-block;
padding: 2px 8px;
font-size: 12px;
font-family: monospace;
background: #f5f5f5;
border: 1px solid #ddd;
border-radius: 4px;
box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
color: #333;
}

/* ============================================
   响应式布局适配
   ============================================ */

/* 大屏桌面 (1200px+) - 默认样式 */

/* 中等屏幕 (992px - 1199px) */
@media (max-width: 1199px) {
    .dashboard {
        padding: 24px;
        max-width: 100%;
    }

    .header {
        padding: 24px 32px;
    }

    .header h1 {
        font-size: 28px;
    }

    .mode-switcher-title {
        font-size: 22px;
    }
}

/* 平板 (768px - 991px) */
@media (max-width: 991px) {
    .dashboard {
        padding: 16px;
    }

    .header {
        padding: 20px 24px;
        margin-bottom: 24px;
    }

    .header h1 {
        font-size: 24px;
        margin-bottom: 20px;
    }

    .header-controls {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .mode-switcher {
        padding: 16px 20px;
    }

    .mode-switcher-content {
        flex-direction: column;
        gap: 16px;
    }

    .mode-switcher-left {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
        width: 100%;
    }

    .mode-switcher-right {
        width: 100%;
    }

    .dashboard-toggle {
        margin-left: 0;
    }

    .mode-switcher-title {
        font-size: 20px;
        max-width: 100%;
    }

    .period-toggle {
        min-width: auto;
        width: 100%;
    }

    .period-btn {
        padding: 12px 24px;
        font-size: 13px;
        min-width: auto;
        flex: 1;
    }

    /* 指标卡片改为 2 列 */
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    /* 图表容器高度调整 */
    .chart-container {
        height: 280px;
    }

    .chart-container.category-chart {
        height: 400px;
    }

    /* 详细指标改为 2 列 */
    .detail-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* AI 弹窗宽度调整 */
    .ai-chat-modal {
        width: 95%;
        max-width: 600px;
    }
}

/* 手机 (< 768px) */
@media (max-width: 767px) {
    .dashboard {
        padding: 12px;
    }

    .header {
        padding: 16px 20px;
        border-radius: 12px;
        margin-bottom: 16px;
    }

    .header h1 {
        font-size: 20px;
        margin-bottom: 16px;
        letter-spacing: -0.5px;
    }

    .header-controls {
        gap: 12px;
    }

    .time-selector {
        width: 100%;
    }

    #timeSelector {
        width: 100%;
        padding: 10px 12px;
    }

    .view-toggle {
        width: 100%;
        justify-content: stretch;
    }

    .view-toggle button {
        flex: 1;
        padding: 10px 16px;
        font-size: 13px;
    }

    .mode-switcher {
        padding: 12px 16px;
        border-radius: 12px;
        margin-bottom: 16px;
    }

    .mode-switcher-content,
    .mode-switcher-left,
    .mode-switcher-right {
        width: 100%;
    }

    .mode-switcher-left {
        flex-direction: row;
        flex-wrap: wrap;
        align-items: center;
    }

    .logo-img {
        height: 30px;
    }

    .mode-switcher-title {
        font-size: 18px;
        flex: 1 1 180px;
    }

    .period-toggle {
        border-radius: 12px;
        width: 100%;
        min-width: 0;
    }

    .period-btn {
        padding: 10px 16px;
        font-size: 12px;
        letter-spacing: 0;
        min-width: 0;
    }

    /* 指标卡片改为 1 列 */
    .metrics-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .metric-card {
        padding: 16px 20px;
    }

    .metric-value {
        font-size: 24px;
    }

    /* 图表容器 */
    .chart-container {
        height: 240px;
        padding: 16px;
    }

    .chart-container.category-chart {
        height: 320px;
        padding: 16px;
    }

    .chart-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    /* 详细指标改为 1 列 */
    .detail-metrics-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .detail-metric-card {
        padding: 20px;
    }

    /* 排行页面 */
    .ranking-header {
        flex-direction: column;
        gap: 12px;
    }

    .ranking-selector {
        width: 100%;
    }

    .ranking-selector select {
        width: 100%;
    }

    /* AI 按钮 */
    .ai-analysis-trigger {
        width: 100%;
    }

    .ai-btn {
        width: 100%;
        justify-content: center;
        padding: 12px 20px;
    }

    /* AI 弹窗全屏 */
    .ai-chat-modal {
        width: 100%;
        height: 100%;
        max-width: none;
        max-height: none;
        border-radius: 0;
    }

    .ai-chat-content {
        height: calc(100% - 60px);
    }

    /* 自定义多选下拉框 */
    .custom-multiselect {
        min-width: auto;
        width: 100%;
    }

    /* 资料维度表格 */
    .dimension-table-container {
        overflow-x: auto;
    }

    .dimension-table {
        min-width: 600px;
    }

    /* 骨架屏 */
    .skeleton-overlay {
        padding: 12px;
    }

    /* Toast 提示 */
    .toast {
        left: 16px;
        right: 16px;
        top: auto;
        bottom: 20px;
        transform: none;
        max-width: none;
    }
}

/* 小屏手机 (< 480px) */
@media (max-width: 479px) {
    .dashboard {
        padding: 8px;
    }

    .header h1 {
        font-size: 18px;
    }

    .mode-switcher-left {
        gap: 10px;
    }

    .logo-img {
        height: 28px;
    }

    .mode-switcher-title {
        font-size: 16px;
    }

    .period-btn,
    .view-toggle button,
    .ai-btn {
        min-height: 40px;
    }

    .metric-value {
        font-size: 22px;
    }

    .metric-label {
        font-size: 13px;
    }

    .chart-container {
        height: 200px;
    }

    .chart-container.category-chart {
        height: 280px;
    }

    .period-btn {
        padding: 8px 12px;
        font-size: 11px;
    }

    /* 快捷帮助面板 */
    .shortcuts-content {
        width: 95%;
        max-width: none;
    }
}

/* 横屏手机 */
@media (max-height: 500px) and (orientation: landscape) {
    .ai-chat-modal {
        max-height: 90vh;
    }
}

/* 打印样式 */
@media print {
    .ai-analysis-trigger,
    .mode-switcher,
    .view-toggle,
    .help-shortcuts-btn {
        display: none !important;
    }

    .dashboard {
        padding: 0;
        max-width: none;
    }

    .chart-container {
        break-inside: avoid;
    }
}

/* Logo 样式 */
.logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-img {
    height: 36px;
    width: auto;
    object-fit: contain;
}