/* SMART NEST - IoT Home Automation Template */
/* Modern Clean Smart Home Design */

:root {
    --primary-color: #6366f1;
    --secondary-color: #22d3ee;
    --accent-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --dark-bg: #111827;
    --card-bg: #1f2937;
    --text-primary: #f9fafb;
    --text-secondary: #9ca3af;
    --border-color: #374151;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Modern Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(17, 24, 39, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 0.5rem 0;
    background: rgba(17, 24, 39, 0.98);
}

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

.logo, .nav-brand {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brand-text {
    color: var(--text-primary);
    font-weight: 700;
}

.brand-accent {
    color: var(--primary-color);
    font-weight: 900;
}

.nav-links, .nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a, .nav-menu .nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover, .nav-menu .nav-link:hover {
    color: var(--primary-color);
}

.nav-links a::after, .nav-menu .nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

.cta-button {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 0.8rem 1.8rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

/* Button Styles */
.btn {
    padding: 0.8rem 1.6rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

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

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 6rem 2rem 2rem;
    background: linear-gradient(135deg, var(--dark-bg) 0%, #1a202c 100%);
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-circuit {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(34, 211, 238, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(17, 24, 39, 0.8);
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

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

.hero-badge {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.5rem 1rem;
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 50px;
    width: fit-content;
}

.hero-badge span {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.badge-accent {
    color: var(--secondary-color) !important;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin: 0;
}

.title-line {
    display: block;
}

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

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-top: 1rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-icon {
    width: 50px;
    height: 50px;
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.2rem;
}

.stat-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.2rem;
}

.stat-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.hero-right {
    display: flex;
    justify-content: center;
    align-items: center;
}

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.tech-icon {
    position: absolute;
    font-size: 2rem;
    opacity: 0.7;
    animation: float 6s ease-in-out infinite;
}

.tech-icon::before {
    content: var(--icon);
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23374151" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content .highlight {
    color: var(--secondary-color);
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

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

.primary-btn, .secondary-btn {
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.primary-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

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

.secondary-btn:hover {
    background: var(--card-bg);
    border-color: var(--primary-color);
}

.hero-visual {
    position: relative;
}

.phone-mockup {
    background: var(--card-bg);
    border-radius: 24px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transform: rotate(-5deg);
    transition: var(--transition);
}

.phone-mockup:hover {
    transform: rotate(0deg) scale(1.02);
}

.phone-screen {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.phone-screen h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.control-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 1rem;
}

.control-btn {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 0.8rem;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.control-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
}

.control-btn.active {
    background: rgba(16, 185, 129, 0.8);
    border-color: var(--accent-color);
}

/* Demo House Section */
.demo-section {
    padding: 6rem 2rem;
    background: #0f172a;
    position: relative;
}

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

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

.section-title h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-title p {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.demo-house {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 3rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.demo-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
}

.house-map {
    background: #111827;
    border-radius: 16px;
    padding: 2rem;
    position: relative;
    min-height: 500px;
    border: 2px solid var(--border-color);
}

.room {
    position: absolute;
    background: rgba(99, 102, 241, 0.1);
    border: 2px solid var(--primary-color);
    border-radius: 12px;
    padding: 1rem;
    cursor: pointer;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.room:hover {
    background: rgba(99, 102, 241, 0.2);
    transform: scale(1.02);
}

.room.active {
    background: rgba(99, 102, 241, 0.3);
    border-color: var(--secondary-color);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
}

.room h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.room p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.room-living {
    top: 20px;
    left: 20px;
    width: 200px;
}

.room-kitchen {
    top: 20px;
    right: 20px;
    width: 180px;
}

.room-bedroom {
    bottom: 20px;
    left: 20px;
    width: 180px;
}

.room-bathroom {
    bottom: 20px;
    right: 20px;
    width: 160px;
}

.device-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    margin-top: 0.5rem;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-color);
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.5);
}

.status-indicator.inactive {
    background: var(--danger-color);
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.5);
}

.control-panel {
    background: #111827;
    border-radius: 16px;
    padding: 2rem;
    border: 2px solid var(--border-color);
}

.control-panel h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.device-controls {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.device-control {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.device-control h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.device-status-toggle {
    width: 50px;
    height: 26px;
    background: var(--border-color);
    border-radius: 13px;
    position: relative;
    cursor: pointer;
    transition: var(--transition);
}

.device-status-toggle.active {
    background: var(--accent-color);
}

.device-status-toggle::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    transition: var(--transition);
}

.device-status-toggle.active::after {
    left: 27px;
}

.power-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
}

.power-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    background: var(--card-bg);
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.power-btn:hover {
    border-color: var(--primary-color);
    transform: scale(1.1);
}

.power-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.5);
}

.brightness-control {
    margin-top: 1rem;
}

.brightness-control label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.brightness-slider {
    width: 100%;
    height: 6px;
    background: var(--border-color);
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
    margin: 1rem 0;
}

.brightness-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    cursor: pointer;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
}

.brightness-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    cursor: pointer;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
}

/* Features Grid */
.features {
    padding: 6rem 2rem;
    background: var(--dark-bg);
}

.features-container {
    max-width: 1200px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
    border-color: var(--primary-color);
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Testimonials */
.testimonials {
    padding: 6rem 2rem;
    background: #0f172a;
}

.testimonials-container {
    max-width: 1200px;
    margin: 0 auto;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
}

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

.testimonial-rating {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.star {
    color: var(--warning-color);
    font-size: 1.2rem;
}

.testimonial-text {
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
}

.author-info h4 {
    color: var(--text-primary);
    margin-bottom: 0.2rem;
}

.author-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* CTA Section */
.cta {
    padding: 6rem 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="2" cy="2" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
    opacity: 0.3;
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: white;
}

.cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: var(--dark-bg);
    padding: 3rem 2rem 1rem;
    border-top: 1px solid var(--border-color);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
}

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

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.footer-col h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

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

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

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

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

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

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

.social-links a:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(17, 24, 39, 0.98);
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-links.active {
        display: flex;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-visual {
        display: none;
    }

    .demo-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .house-map {
        min-height: 400px;
    }

    .room {
        position: static;
        width: 100% !important;
        margin-bottom: 1rem;
    }

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

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

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

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.animate-on-scroll {
    opacity: 0;
}

.animate-on-scroll.fade-in-up {
    transform: translateY(30px);
}

.animate-on-scroll.fade-in-left {
    transform: translateX(-30px);
}

.animate-on-scroll.fade-in-right {
    transform: translateX(30px);
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateX(0) translateY(0);
    transition: all 0.6s ease;
}

/* Loading Animation */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--dark-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading.hide {
    opacity: 0;
    pointer-events: none;
}

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

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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}