/**
 * China Tools 评测站 - 样式表
 * 深蓝主色 + 橙色强调色
 */

/* =============================================
   CSS Variables
   ============================================= */
:root {
    /* Primary Colors - Deep Blue */
    --primary: #1a365d;
    --primary-light: #2c5282;
    --primary-dark: #0f2442;
    
    /* Accent Color - Orange */
    --accent: #ed8936;
    --accent-light: #f6ad55;
    --accent-dark: #dd6b20;
    
    /* Neutral Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f7fafc;
    --bg-tertiary: #edf2f7;
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --border-color: #e2e8f0;
    
    /* Status Colors */
    --success: #38a169;
    --warning: #d69e2e;
    --danger: #e53e3e;
    --info: #3182ce;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
}

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

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

h1, h2, h3, h4, h5, h6 {
    line-height: 1.3;
    font-weight: 700;
    color: var(--text-primary);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--spacing-md);
}

ul, ol {
    list-style: none;
}

/* =============================================
   Layout
   ============================================= */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.page-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    flex: 1;
    padding: var(--spacing-xl) 0;
}

/* =============================================
   Navigation
   ============================================= */
.main-nav {
    background: var(--primary);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: white;
    font-weight: 700;
    font-size: 1.5rem;
}

.logo:hover {
    color: white;
}

.logo-icon {
    font-size: 1.8rem;
}

.logo-highlight {
    color: var(--accent);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-menu a {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-menu a:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: white;
    border-radius: var(--radius-full);
}

/* =============================================
   Hero Section
   ============================================= */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    padding: var(--spacing-3xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

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

.hero h1 {
    color: white;
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
}

.hero-tagline {
    font-size: 1.5rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-3xl);
    margin-top: var(--spacing-xl);
}

.hero-stat {
    text-align: center;
}

.hero-stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
}

.hero-stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* =============================================
   Category Sections
   ============================================= */
.category-section {
    margin-bottom: var(--spacing-3xl);
}

.category-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--border-color);
}

.category-icon {
    font-size: 3rem;
    line-height: 1;
}

.category-info {
    flex: 1;
}

.category-info h2 {
    margin-bottom: var(--spacing-xs);
}

.category-info p {
    color: var(--text-secondary);
    margin: 0;
}

.btn-secondary {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--bg-tertiary);
    color: var(--primary);
    border-radius: var(--radius-full);
    font-weight: 600;
    transition: all var(--transition-fast);
}

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

/* =============================================
   Tool Cards
   ============================================= */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--spacing-xl);
}

.tools-grid.full-width {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.tool-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.tool-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

.tool-card-image {
    position: relative;
    height: 180px;
    overflow: hidden;
}

.tool-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.tool-card:hover .tool-card-image img {
    transform: scale(1.05);
}

.tool-rating-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--accent);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 0.9rem;
}

.tool-card-content {
    padding: var(--spacing-lg);
}

.tool-card-content h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.tool-card-content h3 a {
    color: var(--text-primary);
}

.tool-card-content h3 a:hover {
    color: var(--accent);
}

.tool-rating {
    margin-bottom: var(--spacing-md);
}

.tool-rating .star {
    font-size: 1.1rem;
}

.tool-rating .star.filled {
    color: var(--accent);
}

.tool-rating .star.half {
    color: var(--accent);
    opacity: 0.5;
}

.tool-rating .star.empty {
    color: var(--border-color);
}

.rating-number {
    font-weight: 600;
    color: var(--text-secondary);
    margin-left: var(--spacing-xs);
}

.tool-excerpt {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.tool-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.feature-tag {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
}

.tool-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.tool-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

.btn-primary {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--accent);
    color: white;
    border-radius: var(--radius-full);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.btn-primary:hover {
    background: var(--accent-dark);
    color: white;
    transform: translateY(-2px);
}

/* =============================================
   Tool Detail Page
   ============================================= */
.tool-detail-header {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 2px solid var(--border-color);
}

.tool-detail-image {
    position: relative;
}

.tool-detail-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.tool-detail-rating {
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.tool-detail-info h1 {
    margin-bottom: var(--spacing-md);
}

.tool-detail-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.tool-detail-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.tool-detail-section {
    margin-bottom: var(--spacing-2xl);
}

.tool-detail-section h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--accent);
    display: inline-block;
}

/* =============================================
   Features Grid
   ============================================= */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.feature-icon {
    font-size: 1.5rem;
    color: var(--accent);
}

.feature-text {
    font-weight: 500;
}

/* =============================================
   Pricing Table
   ============================================= */
.pricing-table {
    width: 100%;
    border-collapse: collapse;
}

.pricing-table th,
.pricing-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.pricing-table th {
    background: var(--bg-tertiary);
    font-weight: 600;
    color: var(--text-secondary);
}

.pricing-table td {
    font-weight: 500;
}

.pricing-table .highlight {
    background: var(--accent);
    color: white;
}

/* =============================================
   Pros Cons
   ============================================= */
.pros-cons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.pros-list,
.cons-list {
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
}

.pros-list {
    background: rgba(56, 161, 105, 0.1);
    border: 1px solid var(--success);
}

.cons-list {
    background: rgba(229, 62, 62, 0.1);
    border: 1px solid var(--danger);
}

.pros-list h3,
.cons-list h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.pros-list h3 {
    color: var(--success);
}

.cons-list h3 {
    color: var(--danger);
}

.pros-list ul li::before {
    content: '✓ ';
    color: var(--success);
    font-weight: 700;
}

.cons-list ul li::before {
    content: '✗ ';
    color: var(--danger);
    font-weight: 700;
}

.pros-list li,
.cons-list li {
    padding: var(--spacing-sm) 0;
    list-style: none;
}

/* =============================================
   Comparison Table
   ============================================= */
.comparison-table-container {
    overflow-x: auto;
    margin: var(--spacing-xl) 0;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.comparison-table th,
.comparison-table td {
    padding: var(--spacing-lg);
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table th {
    background: var(--primary);
    color: white;
    font-weight: 600;
}

.comparison-table th:first-child {
    text-align: left;
}

.comparison-table td:first-child {
    text-align: left;
    font-weight: 500;
    color: var(--text-secondary);
}

.comparison-table tr:hover {
    background: var(--bg-secondary);
}

.comparison-table .winner-cell {
    background: rgba(237, 137, 54, 0.1);
    color: var(--accent);
    font-weight: 700;
}

/* =============================================
   Breadcrumb
   ============================================= */
.breadcrumb {
    padding: var(--spacing-lg) 0;
}

.breadcrumb ol {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
}

.breadcrumb li {
    display: flex;
    align-items: center;
}

.breadcrumb li:not(:last-child)::after {
    content: '›';
    margin-left: var(--spacing-sm);
    color: var(--text-muted);
}

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

.breadcrumb a:hover {
    color: var(--accent);
}

.breadcrumb span {
    color: var(--text-muted);
}

/* =============================================
   Footer
   ============================================= */
.main-footer {
    background: var(--primary);
    color: white;
    margin-top: auto;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-3xl) var(--spacing-lg);
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
}

.footer-section h4 {
    color: white;
    margin-bottom: var(--spacing-lg);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-section a:hover {
    color: var(--accent);
}

.disclaimer {
    font-size: 0.85rem;
}

.footer-bottom {
    background: var(--primary-dark);
    padding: var(--spacing-lg);
    text-align: center;
}

.footer-bottom p {
    margin: 0;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* =============================================
   Content Pages (About, Contact, etc.)
   ============================================= */
.content-page {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-2xl);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.content-page h1 {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 3px solid var(--accent);
}

.content-page h2 {
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-lg);
}

.content-page ul {
    list-style: disc;
    padding-left: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.content-page li {
    margin-bottom: var(--spacing-sm);
}

/* =============================================
   Contact Form
   ============================================= */
.contact-form {
    margin-top: var(--spacing-2xl);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-submit {
    padding: var(--spacing-md) var(--spacing-2xl);
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius-full);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.form-submit:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
}

/* =============================================
   Utility Classes
   ============================================= */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.hidden { display: none; }
.visible { visibility: visible; }

/* =============================================
   AdSense Container
   ============================================= */
.ad-container {
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    text-align: center;
}

.ad-container::before {
    content: '';
    display: none;
}

/* =============================================
   Loading State
   ============================================= */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-3xl);
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* =============================================
   No Results
   ============================================= */
.no-results {
    text-align: center;
    padding: var(--spacing-3xl);
    color: var(--text-muted);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
}

/* =============================================
   Responsive Design
   ============================================= */
@media (max-width: 1024px) {
    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
    
    .tool-detail-header {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-tagline {
        font-size: 1.1rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--primary);
        flex-direction: column;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .category-header {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .pros-cons {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .tool-detail-actions {
        flex-direction: column;
    }
    
    .tool-detail-actions .btn-primary {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .tool-card-content {
        padding: var(--spacing-md);
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: var(--spacing-sm);
        font-size: 0.9rem;
    }
}

/* =============================================
   Print Styles
   ============================================= */
@media print {
    .main-nav,
    .main-footer,
    .btn-primary,
    .ad-container {
        display: none !important;
    }
    
    .tool-card {
        break-inside: avoid;
    }
}

/* =============================================
   Tool Detail Page
   ============================================= */
.tool-detail-header {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
}

.tool-detail-image {
    flex-shrink: 0;
    width: 320px;
    position: relative;
}

.tool-detail-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.tool-detail-rating {
    position: absolute;
    bottom: 12px;
    right: 12px;
    background: var(--primary);
    color: white;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 1rem;
}

.tool-detail-info {
    flex: 1;
}

.tool-detail-info h1 {
    font-size: 1.75rem;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.tool-detail-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin: var(--spacing-md) 0;
}

.tool-detail-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.tool-detail-actions .btn-primary {
    padding: 10px 24px;
    font-size: 1rem;
}

.tool-detail-actions .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    font-size: 1rem;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: var(--transition-normal);
}

.tool-detail-actions .btn-secondary:hover {
    background: var(--bg-tertiary);
    color: var(--primary);
}

.tool-detail-section {
    margin-bottom: var(--spacing-2xl);
}

.tool-detail-section h2 {
    font-size: 1.4rem;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--accent);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--spacing-md);
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.feature-check {
    color: var(--success);
    font-weight: 700;
    flex-shrink: 0;
}

/* Pricing Table */
.pricing-table-container {
    overflow-x: auto;
}

.pricing-table {
    width: 100%;
    border-collapse: collapse;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.pricing-table th,
.pricing-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.pricing-table th {
    background: var(--primary);
    color: white;
    font-weight: 600;
}

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

/* Pros & Cons */
.pros-cons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.pros-list, .cons-list {
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
}

.pros-list {
    background: #f0fff4;
    border: 1px solid #c6f6d5;
}

.cons-list {
    background: #fff5f5;
    border: 1px solid #fed7d7;
}

.pros-list h3, .cons-list h3 {
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.pros-list h3 span { color: var(--success); }
.cons-list h3 span { color: var(--danger); }

.pros-list li, .cons-list li {
    padding: 6px 0;
    line-height: 1.5;
    color: var(--text-secondary);
}

/* Review Content */
.review-content {
    line-height: 1.8;
    color: var(--text-secondary);
}

.review-content h3 {
    color: var(--primary-dark);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.review-content p {
    margin-bottom: var(--spacing-md);
}

/* =============================================
   Comparison Page
   ============================================= */
.comparison-header {
    text-align: center;
    padding: var(--spacing-2xl) 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--spacing-2xl);
}

.comparison-header h1 {
    font-size: 2rem;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.comparison-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.winner-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: var(--spacing-md);
    background: linear-gradient(135deg, #ffd700, #ffaa00);
    color: #1a1a1a;
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-weight: 700;
}

.winner-label { font-size: 0.85rem; }
.winner-name { font-size: 1.1rem; }

.comparison-compare-section {
    margin-bottom: var(--spacing-2xl);
}

.compare-cards {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.compare-card {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.compare-card img {
    width: 100%;
    max-width: 250px;
    height: 150px;
    object-fit: cover;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.compare-card h2 {
    font-size: 1.3rem;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.compare-card .tool-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-dark);
    margin: var(--spacing-sm) 0 var(--spacing-md);
}

.compare-vs {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 900;
    color: var(--text-muted);
    padding: 0 var(--spacing-md);
}

.comparison-content {
    line-height: 1.8;
    color: var(--text-secondary);
}

.comparison-content h3 {
    color: var(--primary-dark);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

/* Verdict Section */
.verdict-section {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    margin-top: var(--spacing-2xl);
}

.verdict-box {
    text-align: center;
}

.verdict-winner h3 {
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-md);
}

.verdict-summary {
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

.verdict-cta {
    margin-top: var(--spacing-lg);
}

.verdict-cta .btn-primary {
    font-size: 1.1rem;
    padding: 14px 32px;
}

/* =============================================
   Category Page
   ============================================= */
.category-page-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-lg);
    color: white;
    margin-bottom: var(--spacing-xl);
}

.category-icon {
    font-size: 3rem;
    flex-shrink: 0;
}

.category-header-info h1 {
    font-size: 1.8rem;
    color: white;
    margin-bottom: var(--spacing-xs);
}

.category-header-info p {
    color: rgba(255,255,255,0.85);
    line-height: 1.5;
}

/* Filter Bar */
.tools-filter-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--border-color);
}

.filter-info {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.filter-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.filter-controls label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.filter-controls select {
    padding: 6px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: white;
    color: var(--text-primary);
    font-size: 0.9rem;
}

/* Related Categories */
.related-categories {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
}

.related-categories h2 {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.category-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: var(--spacing-md);
}

.category-link-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition-normal);
}

.category-link-card:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary-light);
    color: var(--primary);
}

.category-link-icon {
    font-size: 1.5rem;
}

.category-link-name {
    font-weight: 600;
    font-size: 0.95rem;
}

/* =============================================
   Responsive - Detail/Compare/Category Pages
   ============================================= */
@media (max-width: 768px) {
    .tool-detail-header {
        flex-direction: column;
    }
    .tool-detail-image {
        width: 100%;
    }
    .tool-detail-actions {
        flex-direction: column;
    }
    .compare-cards {
        grid-template-columns: 1fr;
    }
    .compare-vs {
        padding: var(--spacing-md) 0;
    }
    .pros-cons {
        grid-template-columns: 1fr;
    }
    .category-page-header {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-xl);
    }
    .tools-filter-bar {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}