/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #e74c3c;
    --secondary-color: #3498db;
    --dark-color: #2c3e50;
    --light-color: #ecf0f1;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --text-color: #333;
    --text-light: #7f8c8d;
    --border-color: #ddd;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-hover: 0 4px 20px rgba(0,0,0,0.15);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f8f9fa;
}

/* Navbar */
.navbar {
    background: linear-gradient(135deg, var(--primary-color), #c0392b);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-brand i {
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s;
    padding: 0.5rem 1rem;
    border-radius: 5px;
}

.nav-links a:hover,
.nav-links a.active {
    background-color: rgba(255, 255, 255, 0.2);
}

.language-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: white;
}

.language-selector select {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.9rem;
}

.language-selector select option {
    background-color: var(--dark-color);
    color: white;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 5rem 2rem;
    text-align: center;
}

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

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 800;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.hero-subtitle {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    font-weight: 300;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

.btn-primary:hover {
    background-color: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
}

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

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 3rem;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.stat i {
    font-size: 2rem;
    opacity: 0.9;
}

.stat-value {
    font-size: 1.3rem;
    font-weight: 700;
}

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

/* Container and Sections */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.section {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    margin: 1rem auto;
    border-radius: 2px;
}

.bg-light {
    background-color: white;
    margin: 0 -2rem;
    padding: 4rem 2rem;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), #c0392b);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
    color: var(--dark-color);
    font-size: 1.3rem;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Quick Start */
.quick-start-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.quick-start-step {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    position: relative;
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), #c0392b);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 1rem;
}

.quick-start-step h3 {
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.quick-start-step code {
    background-color: var(--light-color);
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    color: var(--primary-color);
}

/* Gameplay Section */
.gameplay-content {
    display: grid;
    gap: 2rem;
}

.gameplay-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.gameplay-item h3 {
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.gameplay-item h3 i {
    color: var(--primary-color);
}

.gameplay-item ul,
.gameplay-item ol {
    margin-left: 2rem;
    margin-top: 1rem;
}

.gameplay-item li {
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

/* Compatibility Section */
.compatibility-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.compatibility-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.compatibility-card h3 {
    color: var(--dark-color);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    border-bottom: 2px solid var(--light-color);
    padding-bottom: 0.5rem;
}

.compatibility-list {
    list-style: none;
}

.compatibility-list li {
    padding: 0.5rem 0;
    color: var(--text-light);
}

.compatibility-list i {
    margin-right: 0.5rem;
}

.compatibility-list .fa-check-circle {
    color: var(--success-color);
}

.compatibility-list .fa-info-circle {
    color: var(--secondary-color);
}

.compatibility-list .fa-star {
    color: var(--warning-color);
}

/* Resources Grid */
.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.resource-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-decoration: none;
    color: var(--text-color);
    text-align: center;
    transition: all 0.3s;
    display: block;
}

.resource-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.resource-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.resource-card h3 {
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.resource-card p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: white;
    padding: 3rem 2rem 1rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

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

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

.footer-section a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: white;
}

.version {
    color: var(--text-light);
    font-size: 0.9rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #95a5a6;
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        flex-wrap: wrap;
        padding: 1rem;
    }

    .nav-toggle {
        display: block;
        order: 2;
    }

    .nav-brand {
        order: 1;
        font-size: 1.2rem;
    }

    .language-selector {
        order: 3;
    }

    .nav-links {
        order: 4;
        width: 100%;
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease-out;
    }

    .nav-links.active {
        max-height: 500px;
        margin-top: 1rem;
    }

    .hero {
        padding: 3rem 1rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

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

    .container {
        padding: 1rem;
    }

    .section {
        padding: 2rem 0;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .features-grid,
    .quick-start-grid,
    .compatibility-grid,
    .resources-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .feature-card,
    .quick-start-step,
    .compatibility-card,
    .resource-card,
    .gameplay-item {
        padding: 1.5rem;
    }

    .bg-light {
        margin: 0 -1rem;
        padding: 2rem 1rem;
    }

    table {
        font-size: 0.85rem;
    }

    th, td {
        padding: 0.75rem 0.5rem;
    }

    pre {
        font-size: 0.85rem;
        padding: 0.75rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .language-selector select {
        padding: 0.4rem 0.8rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-description {
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .stat-value {
        font-size: 1.1rem;
    }

    .feature-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .step-number {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
}

/* Code Blocks */
pre {
    background-color: #f4f4f4;
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 1rem 0;
}

code {
    font-family: 'Courier New', Courier, monospace;
    background-color: var(--light-color);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-size: 0.9em;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

thead {
    background: linear-gradient(135deg, var(--primary-color), #c0392b);
    color: white;
}

th, td {
    padding: 1rem;
    text-align: left;
}

tbody tr:nth-child(even) {
    background-color: var(--light-color);
}

tbody tr:hover {
    background-color: #e8f4f8;
}

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

.mt-2 {
    margin-top: 2rem;
}

.mb-2 {
    margin-bottom: 2rem;
}

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

.fade-in {
    animation: fadeIn 0.6s ease-out;
}