/* ============================================
   POOL MASTER - Premium Billiards Training
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600&display=swap');

/* CSS Custom Properties */
:root {
    /* Colors */
    --primary: #00A86B;
    --primary-dark: #007a4d;
    --primary-light: #00d68f;
    --secondary: #1a1a2e;
    --accent: #FFD700;
    --accent-dark: #b8860b;
    --background: #0d0d14;
    --background-light: #16161f;
    --surface: rgba(255, 255, 255, 0.05);
    --surface-hover: rgba(255, 255, 255, 0.08);
    --border: rgba(255, 255, 255, 0.1);
    --border-hover: rgba(255, 255, 255, 0.2);
    --text: #f5f5f5;
    --text-muted: #9ca3af;
    --text-dim: #6b7280;
    
    /* Gradients */
    --gradient-hero: linear-gradient(135deg, #0d0d14 0%, #003d22 50%, #0d0d14 100%);
    --gradient-primary: linear-gradient(135deg, #00A86B 0%, #00d68f 100%);
    --gradient-gold: linear-gradient(135deg, #FFD700 0%, #b8860b 100%);
    
    /* Shadows */
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 10px 25px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(0, 168, 107, 0.3);
    --shadow-glow-strong: 0 0 50px rgba(0, 168, 107, 0.5);
    
    /* Transitions */
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

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

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--primary) var(--secondary);
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--background);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
    min-height: 100vh;
}

::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-light);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text);
}

h1 { font-size: clamp(2.5rem, 6vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    color: var(--text-muted);
    margin-bottom: 1rem;
}

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

a:hover {
    color: var(--primary-light);
}

/* Utility Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

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

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

.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.text-dim { color: var(--text-dim); }

/* Glass Morphism */
.glass {
    background: var(--surface);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border);
}

.glass:hover {
    background: var(--surface-hover);
    border-color: var(--border-hover);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--background);
    box-shadow: var(--shadow-sm), 0 0 20px rgba(0, 168, 107, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md), var(--shadow-glow-strong);
}

.btn-secondary {
    background: transparent;
    color: var(--text);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background: var(--primary);
    color: var(--background);
    transform: translateY(-3px);
}

.btn-gold {
    background: var(--gradient-gold);
    color: var(--background);
}

.btn-gold:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.3);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

/* Cards */
.card {
    background: var(--surface);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg), 0 20px 40px rgba(0, 168, 107, 0.2);
    border-color: var(--primary);
}

.card-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
}

.card-icon svg {
    width: 30px;
    height: 30px;
    stroke: var(--background);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(13, 13, 20, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(13, 13, 20, 0.98);
    box-shadow: var(--shadow-md);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text);
}

.logo-icon {
    width: 45px;
    height: 45px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--background);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 0;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

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

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 168, 107, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 215, 0, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 50px;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.hero h1 {
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-ball {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 400px;
    height: 400px;
    opacity: 0.15;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(-50%) translateX(0); }
    50% { transform: translateY(-55%) translateX(10px); }
}

/* Stats Bar */
.stats-bar {
    background: var(--secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 2rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    text-align: center;
}

.stat-item {
    padding: 1rem;
}

.stat-number {
    font-family: 'Poppins', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Section Styles */
.section {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    margin-bottom: 1rem;
}

.section-header p {
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.125rem;
}

.section-dark {
    background: var(--secondary);
}

/* Featured Tools Grid */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.tool-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition);
}

.tool-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg), 0 20px 40px rgba(0, 168, 107, 0.2);
    border-color: var(--primary);
}

.tool-card:hover::before {
    transform: scaleX(1);
}

.tool-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 168, 107, 0.2) 0%, rgba(0, 168, 107, 0.05) 100%);
    border: 1px solid rgba(0, 168, 107, 0.3);
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
}

.tool-icon svg {
    width: 35px;
    height: 35px;
    stroke: var(--primary);
}

.tool-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.tool-card p {
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.tool-card .btn {
    width: 100%;
}

/* Featured Articles */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.article-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
}

.article-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg), 0 20px 40px rgba(0, 168, 107, 0.2);
}

.article-card-image {
    position: relative;
    pointer-events: none;
    overflow: hidden;
}

.card-link {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: transparent;
}

.article-card-content {
    pointer-events: auto;
    padding: 1.5rem;
    position: relative;
    z-index: 2;
}

.article-card-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to top, var(--background), transparent);
}

.article-badge {
    display: inline-block;
    background: var(--primary);
    color: var(--background);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.article-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.article-card p {
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--text-dim);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-box {
    text-align: center;
    padding: 2.5rem 2rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.feature-box:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, rgba(0, 168, 107, 0.2) 0%, rgba(0, 168, 107, 0.05) 100%);
    border: 1px solid rgba(0, 168, 107, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon svg {
    width: 40px;
    height: 40px;
    stroke: var(--primary);
}

.feature-box h3 {
    margin-bottom: 1rem;
}

/* Category Grid */
.category-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.category-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

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

.category-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 1rem;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-icon svg {
    width: 25px;
    height: 25px;
    stroke: var(--background);
}

.category-card h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.category-card span {
    font-size: 0.85rem;
    color: var(--text-dim);
}

/* Footer */
.footer {
    background: var(--secondary);
    border-top: 1px solid var(--border);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    margin-top: 1rem;
    max-width: 300px;
}

.footer-links h5 {
    margin-bottom: 1.5rem;
    color: var(--text);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    font-size: 0.9rem;
    color: var(--text-dim);
    margin: 0;
}

/* Page Header */
.page-header {
    padding: 10rem 0 5rem;
    background: var(--gradient-hero);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 100%, rgba(0, 168, 107, 0.1) 0%, transparent 70%);
}

.page-header h1 {
    margin-bottom: 1rem;
    position: relative;
}

.page-header p {
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

/* Tools Page */
.tools-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 3rem;
}

.filter-btn {
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 0.625rem 1.25rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--background);
}

.tools-grid-full {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

/* Tool Detail Page */
.tool-hero {
    padding: 8rem 0 4rem;
    background: var(--gradient-hero);
    position: relative;
}

.tool-hero-content {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.tool-hero-icon {
    width: 120px;
    height: 120px;
    background: var(--surface);
    border: 2px solid var(--primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.tool-hero-icon svg {
    width: 60px;
    height: 60px;
    stroke: var(--primary);
}

.tool-content {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 3rem;
    padding: 4rem 0;
}

.tool-main {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.tool-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sidebar-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.5rem;
}

.sidebar-card h4 {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sidebar-card ul {
    list-style: none;
}

.sidebar-card li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.sidebar-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6em;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 168, 107, 0.2);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

/* Result Display */
.result-display {
    background: var(--background);
    border: 2px solid var(--primary);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    margin-top: 2rem;
}

.result-value {
    font-family: 'Poppins', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.result-label {
    font-size: 1rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.result-grade {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    margin-top: 1rem;
}

.grade-excellent {
    background: rgba(0, 168, 107, 0.2);
    color: var(--primary-light);
    border: 1px solid var(--primary);
}

.grade-good {
    background: rgba(255, 215, 0, 0.2);
    color: var(--accent);
    border: 1px solid var(--accent);
}

.grade-average {
    background: rgba(255, 165, 0, 0.2);
    color: orange;
    border: 1px solid orange;
}

.grade-needs-work {
    background: rgba(255, 0, 0, 0.2);
    color: #ff6b6b;
    border: 1px solid #ff6b6b;
}

/* Article Page */
.article-hero {
    padding: 8rem 0 4rem;
    position: relative;
}

.article-header {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem 0;
}

.article-content h2 {
    margin: 2.5rem 0 1rem;
    color: var(--text);
}

.article-content h3 {
    margin: 2rem 0 0.75rem;
    color: var(--text);
}

.article-content p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
}

.article-content ul,
.article-content ol {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

.article-content li {
    margin-bottom: 0.75rem;
    color: var(--text-muted);
}

.article-placeholder {
    background: linear-gradient(135deg, rgba(0, 168, 107, 0.1) 0%, rgba(0, 168, 107, 0.02) 100%);
    border: 1px dashed rgba(0, 168, 107, 0.3);
    border-radius: var(--radius-md);
    padding: 3rem;
    text-align: center;
    margin: 2rem 0;
}

.article-placeholder svg {
    width: 60px;
    height: 60px;
    stroke: var(--primary);
    opacity: 0.5;
    margin-bottom: 1rem;
}

/* About Page */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
}

.about-image {
    background: var(--gradient-hero);
    border-radius: var(--radius-lg);
    padding: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image svg {
    width: 200px;
    height: 200px;
    stroke: var(--primary);
    opacity: 0.3;
}

/* Contact Page */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-form {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--background);
}

/* FAQ */
.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--surface-hover);
}

.faq-question svg {
    width: 20px;
    height: 20px;
    stroke: var(--primary);
    transition: var(--transition);
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.active .faq-answer {
    padding: 0 1.5rem 1.25rem;
    max-height: 500px;
}

.faq-answer p {
    margin: 0;
}

/* Legal Pages */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 0;
}

.legal-content h2 {
    margin: 2rem 0 1rem;
}

.legal-content p {
    margin-bottom: 1rem;
}

/* Sitemap */
.sitemap-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.sitemap-section h4 {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sitemap-section ul {
    list-style: none;
}

.sitemap-section li {
    margin-bottom: 0.5rem;
}

.sitemap-section a {
    color: var(--text-muted);
}

.sitemap-section a:hover {
    color: var(--primary);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease-out forwards;
}

.animate-fadeIn {
    animation: fadeIn 0.6s ease-out forwards;
}

.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Delay classes */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* Responsive Design */
@media (max-width: 1200px) {
    .hero-ball {
        width: 300px;
        height: 300px;
        right: 2%;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .tools-grid-full {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--background);
        flex-direction: column;
        padding: 2rem;
        border-bottom: 1px solid var(--border);
        gap: 1rem;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .hero-ball {
        display: none;
    }
    
    .tools-grid,
    .articles-grid,
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .category-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .tool-content {
        grid-template-columns: 1fr;
    }
    
    .about-content,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .sitemap-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stat-item {
        border-bottom: 1px solid var(--border);
        padding-bottom: 1rem;
    }
    
    .stat-item:last-child {
        border-bottom: none;
    }
    
    .tools-grid,
    .articles-grid,
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .tools-grid-full {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .category-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .page-header {
        padding: 8rem 0 4rem;
    }
    
    .tool-hero-content {
        flex-direction: column;
        text-align: center;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .section {
        padding: 4rem 0;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .tools-grid-full {
        grid-template-columns: 1fr;
    }
    
    .category-grid {
        grid-template-columns: 1fr;
    }
    
    .sitemap-grid {
        grid-template-columns: 1fr;
    }
    
    .tool-hero {
        padding: 6rem 0 3rem;
    }
    
    .article-hero {
        padding: 6rem 0 3rem;
    }
}

/* Additional Utility Classes */
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.py-1 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-2 { padding-top: 1rem; padding-bottom: 1rem; }
.py-3 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-4 { padding-top: 2rem; padding-bottom: 2rem; }
.py-5 { padding-top: 3rem; padding-bottom: 3rem; }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }

.w-100 { width: 100%; }
.hidden { display: none; }

/* Print Styles */
@media print {
    .navbar,
    .footer,
    .btn,
    .mobile-toggle {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .hero {
        background: none;
        min-height: auto;
        padding: 2rem 0;
    }
}