/* ===================================
   Best Mobile Games - Main Page
   Modern Card-Based Layout
   =================================== */

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

:root {
    --bg-dark: #0a0e27;
    --bg-gradient: linear-gradient(135deg, #0a0e27 0%, #1a1f3a 100%);
    --card-bg: rgba(255, 255, 255, 0.05);
    --card-border: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --accent: #6366f1;

    /* Game Theme Colors */
    --minesweeper-primary: #dc2f2c;
    --minesweeper-secondary: #743d29;
    --skyrun-primary: #6366f1;
    --skyrun-secondary: #8b5cf6;
    --woodblock-primary: #8B4513;
    --woodblock-secondary: #D2691E;
    --brickstack-primary: #824518;
    --brickstack-secondary: #bb6808;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;

    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Poppins', 'Inter', sans-serif;

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.4);
}

html {
    scroll-behavior: smooth;
}

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

/* === Navigation Bar === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--card-border);
    transition: all var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(10, 14, 39, 0.98);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.nav-logo:hover {
    transform: scale(1.05);
}

.logo-icon {
    font-size: 1.5rem;
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

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

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

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0.5rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: calc(var(--spacing-xl) + 60px) var(--spacing-md) var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.6;
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 800;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--text-secondary);
    font-weight: 500;
}

/* Games Section */
.games-section {
    padding: var(--spacing-xl) var(--spacing-md);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
}

/* Game Card */
.game-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    overflow: hidden;
    transition: all var(--transition);
    backdrop-filter: blur(10px);
    position: relative;
}

.game-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}

.game-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(255, 255, 255, 0.2);
}

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

/* Theme-specific accents */
.game-card[data-theme="minesweeper"]:hover::before {
    background: linear-gradient(90deg, transparent, var(--minesweeper-primary), transparent);
}

.game-card[data-theme="skyrun"]:hover::before {
    background: linear-gradient(90deg, transparent, var(--skyrun-primary), var(--skyrun-secondary), transparent);
}

.game-card[data-theme="woodblock"]:hover::before {
    background: linear-gradient(90deg, transparent, var(--woodblock-primary), transparent);
}

.game-card[data-theme="brickstack"]:hover::before {
    background: linear-gradient(90deg, transparent, var(--brickstack-primary), var(--brickstack-secondary), transparent);
}

.game-card-inner {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.game-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-md);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition);
}

.game-card:hover .game-icon {
    transform: scale(1.05) rotate(2deg);
}

.game-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.game-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.game-description {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

.game-tags {
    display: flex;
    gap: var(--spacing-xs);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
}

.tag {
    padding: 0.375rem 0.875rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition);
}

.game-card:hover .tag {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.25);
}

.game-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--accent) 0%, #8b5cf6 100%);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition);
    box-shadow: var(--shadow-md);
}

.game-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.game-link svg {
    transition: transform var(--transition);
}

.game-link:hover svg {
    transform: translateX(4px);
}

/* Theme-specific button colors */
.game-card[data-theme="minesweeper"] .game-link {
    background: linear-gradient(135deg, var(--minesweeper-primary) 0%, var(--minesweeper-secondary) 100%);
}

.game-card[data-theme="skyrun"] .game-link {
    background: linear-gradient(135deg, var(--skyrun-primary) 0%, var(--skyrun-secondary) 100%);
}

.game-card[data-theme="woodblock"] .game-link {
    background: linear-gradient(135deg, var(--woodblock-primary) 0%, var(--woodblock-secondary) 100%);
}

.game-card[data-theme="brickstack"] .game-link {
    background: linear-gradient(135deg, var(--brickstack-primary) 0%, var(--brickstack-secondary) 100%);
}

/* Footer */
.footer {
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
    color: var(--text-secondary);
    border-top: 1px solid var(--card-border);
    margin-top: var(--spacing-xl);
}

.footer p {
    font-size: 0.875rem;
}

/* Fade-in Animation */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        min-height: 30vh;
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    .games-section {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    .games-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .game-card-inner {
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    :root {
        font-size: 14px;
    }

    .game-icon {
        width: 80px;
        height: 80px;
    }
}

/* === Section Headers === */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* === Hero Additions === */
.hero-description {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 12px;
    transition: all var(--transition);
    cursor: pointer;
    border: none;
    font-family: var(--font-primary);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, #8b5cf6 100%);
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--accent);
}

/* === About Section === */
.about-section {
    padding: var(--spacing-xl) var(--spacing-md);
    background: rgba(255, 255, 255, 0.02);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.about-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition);
    backdrop-filter: blur(10px);
}

.about-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 255, 255, 0.2);
}

.about-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.about-card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.about-card p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* === Contact Section === */
.contact-section {
    padding: var(--spacing-xl) var(--spacing-md);
}

.contact-form {
    max-width: 700px;
    margin: var(--spacing-lg) auto 0;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

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

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-size: 0.9375rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: all var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

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

.form-submit {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.form-submit .btn {
    min-width: 200px;
}

/* === Enhanced Footer === */
.footer {
    padding: var(--spacing-xl) var(--spacing-md) var(--spacing-lg);
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid var(--card-border);
    margin-top: 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-col h3,
.footer-col h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-display);
}

.footer-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.25rem;
}

.footer-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
}

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

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition);
    font-size: 0.9375rem;
}

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

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all var(--transition);
}

.social-link:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--text-primary);
    transform: translateY(-2px);
}

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

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

.footer-bottom-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-bottom-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color var(--transition);
}

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

/* === Enhanced Responsive Design === */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: rgba(10, 14, 39, 0.98);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 0;
        transition: all var(--transition);
        border-bottom: 1px solid var(--card-border);
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero {
        min-height: 90vh;
        padding: calc(var(--spacing-lg) + 60px) var(--spacing-sm) var(--spacing-lg);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    .about-section,
    .games-section,
    .contact-section {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .footer-title {
        justify-content: center;
    }
}