/* ============================================
   Diamond Performance - Baseball Training Tools
   Professional Sports Training Website
   ============================================ */

/* CSS Variables */
:root {
    --primary: #1a365d;
    --primary-light: #2a4a7f;
    --primary-dark: #0f2341;
    --secondary: #c53030;
    --secondary-light: #e53e3e;
    --secondary-dark: #9b2c2c;
    --accent: #d69e2e;
    --accent-light: #ecc94b;
    --accent-dark: #b7791f;
    --bg-dark: #0a0a0f;
    --bg-card: #141420;
    --bg-card-hover: #1a1a2e;
    --text-primary: #ffffff;
    --text-secondary: #a0aec0;
    --text-muted: #718096;
    --border-color: #2d3748;
    --success: #48bb78;
    --warning: #ed8936;
    --error: #fc8181;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.4);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.5);
    --shadow-glow: 0 0 20px rgba(214,158,46,0.3);
    --transition: all 0.3s ease;
    --font-primary: 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-display: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

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

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

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

ul, ol {
    list-style: none;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.25rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.5rem); }
h4 { font-size: 1.125rem; }

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

.lead {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

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

.nav-logo span {
    background: linear-gradient(135deg, var(--accent), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-link {
    display: block;
    padding: 0.5rem 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,0.05);
}

.nav-link.active {
    color: var(--accent);
}

.nav-dropdown {
    position: relative;
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(5px);
    transition: all 0.2s ease;
    box-shadow: var(--shadow-lg);
    z-index: 100;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown.active .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-dropdown-item {
    display: block;
    padding: 0.625rem 0.875rem;
    color: var(--text-secondary);
    border-radius: 6px;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.2s ease;
}

.nav-dropdown-item:hover {
    background: rgba(255,255,255,0.05);
    color: var(--text-primary);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--bg-dark);
        flex-direction: column;
        padding: 1rem;
        gap: 0.25rem;
        transform: translateX(100%);
        transition: transform 0.3s ease;
        overflow-y: auto;
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-link {
        width: 100%;
        padding: 0.875rem 1rem;
        font-size: 1rem;
        text-align: left;
    }
    
    .nav-dropdown-menu {
        display: block;
        position: static;
        background: rgba(255,255,255,0.03);
        border: none;
        box-shadow: none;
        margin-top: 0.25rem;
        padding-left: 1rem;
        opacity: 1;
        visibility: visible;
        transform: none;
    }
    
    .nav-dropdown-item {
        padding: 0.75rem 1rem;
    }
    
    .nav-dropdown {
        position: static;
    }
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--bg-dark) 50%, var(--secondary-dark) 100%);
    z-index: -2;
}

.hero-bg::before {
    content: '';
    position: absolute;
    inset: 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='0.02'%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");
    z-index: -1;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(214, 158, 46, 0.1);
    border: 1px solid rgba(214, 158, 46, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    animation: fadeInUp 0.6s ease 0.1s both;
}

.hero-title .highlight {
    background: linear-gradient(135deg, var(--accent), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2rem;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.3s both;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn svg {
    width: 20px;
    height: 20px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: var(--primary-dark);
    box-shadow: 0 4px 15px rgba(214, 158, 46, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(214, 158, 46, 0.4);
    color: var(--primary-dark);
}

.btn-secondary {
    background: rgba(255,255,255,0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--accent);
}

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Stats Bar */
.stats-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-top: 4rem;
    animation: fadeInUp 0.6s ease 0.4s both;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: var(--transition);
}

.stat-item:hover {
    background: rgba(255,255,255,0.05);
    border-color: var(--accent);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

/* Sections */
.section {
    padding: 100px 0;
}

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

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

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

.section-header p {
    font-size: 1.1rem;
}

/* Tool Cards */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.tool-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.75rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--secondary));
    opacity: 0;
    transition: var(--transition);
}

.tool-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.tool-card:hover::before {
    opacity: 1;
}

.tool-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(214, 158, 46, 0.1);
    border-radius: 12px;
    margin-bottom: 1.25rem;
}

.tool-icon svg {
    width: 28px;
    height: 28px;
    color: var(--accent);
}

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

.tool-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
}

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

/* Category Cards */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.category-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

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

.category-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    margin: 0 auto 1.5rem;
}

.category-icon svg {
    width: 36px;
    height: 36px;
    color: var(--accent);
}

.category-card h3 {
    margin-bottom: 0.5rem;
}

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

.category-count {
    font-size: 0.875rem;
    color: var(--accent);
    font-weight: 600;
}

/* Articles */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.article-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition);
}

.article-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: var(--shadow-lg);
}

.article-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.article-category {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.375rem 0.875rem;
    background: var(--secondary);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.article-content {
    padding: 1.5rem;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.article-meta svg {
    width: 16px;
    height: 16px;
}

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

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

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

.article-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--accent);
}

.read-more svg {
    width: 16px;
    height: 16px;
    transition: var(--transition);
}

.read-more:hover svg {
    transform: translateX(5px);
}

/* Featured Article */
.featured-article {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
}

.featured-image {
    height: 400px;
    overflow: hidden;
}

.featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.featured-content {
    padding: 2.5rem;
}

@media (max-width: 900px) {
    .featured-article {
        grid-template-columns: 1fr;
    }
    
    .featured-image {
        height: 250px;
    }
}

/* Tool Page Styles */
.tool-page {
    padding-top: 100px;
    min-height: 100vh;
}

.tool-header {
    text-align: center;
    padding: 3rem 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 3rem;
}

.tool-header h1 {
    margin-bottom: 0.75rem;
}

.tool-header p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.tool-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 3rem;
    align-items: start;
}

@media (max-width: 1000px) {
    .tool-content {
        grid-template-columns: 1fr;
    }
}

.tool-main {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
}

.tool-sidebar {
    position: sticky;
    top: 90px;
}

.tool-sidebar-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.tool-sidebar-card h3 {
    font-size: 1rem;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

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

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.form-label span {
    color: var(--text-muted);
    font-weight: 400;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(214, 158, 46, 0.1);
}

.form-input::placeholder {
    color: var(--text-muted);
}

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

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.form-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.375rem;
}

.form-error {
    color: var(--error);
    font-size: 0.8rem;
    margin-top: 0.375rem;
}

/* Results Panel */
.results-panel {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    border: 1px solid var(--primary-light);
    border-radius: 16px;
    padding: 2rem;
    margin-top: 2rem;
    text-align: center;
}

.results-panel h3 {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.result-value {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.result-unit {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

.result-detail {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* Range Slider */
.range-container {
    position: relative;
}

.range-slider {
    width: 100%;
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    outline: none;
    -webkit-appearance: none;
    margin: 1rem 0;
}

.range-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 24px;
    height: 24px;
    background: var(--accent);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(214, 158, 46, 0.3);
}

.range-value {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
}

/* Interactive Tools */
.interactive-area {
    background: rgba(255,255,255,0.02);
    border: 2px dashed var(--border-color);
    border-radius: 16px;
    padding: 3rem;
    text-align: center;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.interactive-area:hover {
    border-color: var(--accent);
    background: rgba(214, 158, 46, 0.05);
}

.interactive-area svg {
    width: 64px;
    height: 64px;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.interactive-area p {
    color: var(--text-muted);
    margin: 0;
}

.stopwatch-display {
    font-size: 5rem;
    font-weight: 800;
    font-family: 'Courier New', monospace;
    color: var(--accent);
    margin: 1rem 0;
    letter-spacing: 4px;
}

.stopwatch-controls {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 1.5rem;
}

/* Chart Placeholder */
.chart-container {
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    min-height: 300px;
    display: flex;
    flex-direction: column;
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    flex: 1;
    padding: 1rem 0;
}

.chart-bar {
    width: 40px;
    background: linear-gradient(180deg, var(--accent), var(--secondary));
    border-radius: 4px 4px 0 0;
    transition: var(--transition);
}

.chart-bar:hover {
    opacity: 0.8;
}

.chart-labels {
    display: flex;
    justify-content: space-around;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-color);
}

.chart-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Progress Tracker */
.progress-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.progress-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255,255,255,0.03);
    border-radius: 10px;
}

.progress-date {
    font-size: 0.875rem;
    color: var(--text-muted);
    min-width: 100px;
}

.progress-bar {
    flex: 1;
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--secondary));
    border-radius: 4px;
    transition: width 0.5s ease;
}

.progress-value {
    font-weight: 700;
    color: var(--accent);
    min-width: 60px;
    text-align: right;
}

/* About Page */
.about-hero {
    padding: 150px 0 80px;
    text-align: center;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding: 4rem 0;
}

.about-image {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-text h2 {
    margin-bottom: 1.5rem;
}

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

@media (max-width: 900px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.value-item {
    text-align: center;
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
}

.value-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(214, 158, 46, 0.1);
    border-radius: 50%;
    margin: 0 auto 1.5rem;
}

.value-icon svg {
    width: 32px;
    height: 32px;
    color: var(--accent);
}

/* Contact Page */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    padding: 4rem 0;
}

@media (max-width: 900px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

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

.contact-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(214, 158, 46, 0.1);
    border-radius: 12px;
    flex-shrink: 0;
}

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

.contact-item h4 {
    margin-bottom: 0.25rem;
}

.contact-item p {
    margin: 0;
    color: var(--text-muted);
}

.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.5rem;
}

/* Legal Pages */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 150px 0 80px;
}

.legal-content h2 {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.legal-content h2:first-of-type {
    margin-top: 2rem;
    padding-top: 0;
    border-top: none;
}

/* Footer */
.footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: 80px 0 30px;
}

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

@media (max-width: 900px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 600px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .nav-logo {
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-column h4 {
    font-size: 1rem;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: var(--transition);
}

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

.footer-social {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.05);
    border-radius: 10px;
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--accent);
    color: var(--primary-dark);
}

.footer-social svg {
    width: 20px;
    height: 20px;
}

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

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin: 0;
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
}

.footer-legal a {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes slideIn {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

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

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }

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

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

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.d-flex { display: flex; }
.d-grid { display: grid; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem}

.align-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* Alert/Notice Boxes */
.alert {
    padding: 1rem 1.25rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert svg {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.alert-info {
    background: rgba(66, 153, 225, 0.1);
    border: 1px solid rgba(66, 153, 225, 0.3);
    color: #90cdf4;
}

.alert-success {
    background: rgba(72, 187, 120, 0.1);
    border: 1px solid rgba(72, 187, 120, 0.3);
    color: #9ae6b4;
}

.alert-warning {
    background: rgba(237, 137, 54, 0.1);
    border: 1px solid rgba(237, 137, 54, 0.3);
    color: #fbd38d;
}

.alert-error {
    background: rgba(252, 129, 129, 0.1);
    border: 1px solid rgba(252, 129, 129, 0.3);
    color: #fc8181;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.tab-btn {
    padding: 0.875rem 1.5rem;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: var(--transition);
}

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

.tab-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Tooltip */
.tooltip {
    position: relative;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.5rem 0.75rem;
    background: var(--primary);
    color: var(--text-primary);
    font-size: 0.8rem;
    border-radius: 6px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.tooltip:hover::after {
    opacity: 1;
    visibility: visible;
}

/* Table */
.table-container {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background: rgba(255,255,255,0.03);
    font-weight: 600;
    color: var(--text-primary);
}

td {
    color: var(--text-secondary);
}

tr:last-child td {
    border-bottom: none;
}

tr:hover td {
    background: rgba(255,255,255,0.02);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 50px;
}

.badge-primary {
    background: rgba(214, 158, 46, 0.1);
    color: var(--accent);
}

.badge-secondary {
    background: rgba(197, 48, 48, 0.1);
    color: var(--secondary);
}

.badge-success {
    background: rgba(72, 187, 120, 0.1);
    color: var(--success);
}

/* Loading */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Print Styles */
@media print {
    .navbar, .footer, .nav-menu {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}

/* Mobile Fixes - Additional Responsive Styles */
@media (max-width: 768px) {
    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .stats-bar {
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
    }
    
    .stat-item {
        padding: 1rem;
    }
    
    .stat-value {
        font-size: 1.75rem;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .tool-card {
        padding: 1.25rem;
    }
    
    .featured-content {
        padding: 1.5rem;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .nav-container {
        padding: 0 1rem;
    }
    
    .tool-main {
        padding: 1.25rem;
    }
    
    .tool-sidebar {
        
    }
    
    .contact-grid {
        padding: 2rem 0;
    }
    
    .about-content {
        padding: 2rem 0;
    }
}

@media (max-width: 480px) {
    .stats-bar {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-legal {
        justify-content: center;
    }
    
    .hero-badge {
        font-size: 0.75rem;
        padding: 0.375rem 0.75rem;
    }
    
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
}