/* CSS Variables for Theme Support */
:root {
    --primary-color: #ff6b35;
    --primary-dark: #e55a2b;
    --secondary-color: #2c3e50;
    --accent-color: #f39c12;
    --accent-secondary: #e74c3c;
    --text-primary: #2c3e50;
    --text-secondary: #7f8c8d;
    --text-light: #bdc3c7;
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #ecf0f1;
    --bg-accent: #fff5f0;
    --border-color: #e9ecef;
    --shadow-light: 0 2px 8px 0 rgba(255, 107, 53, 0.1), 0 1px 3px 0 rgba(0, 0, 0, 0.06);
    --shadow-medium: 0 4px 12px -2px rgba(255, 107, 53, 0.15), 0 2px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-large: 0 10px 25px -5px rgba(255, 107, 53, 0.2), 0 4px 10px -2px rgba(0, 0, 0, 0.1);
    --gradient-primary: linear-gradient(135deg, #ff6b35 0%, #f7931e 50%, #ffd23f 100%);
    --gradient-secondary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-accent: linear-gradient(135deg, #ff6b35 0%, #e74c3c 100%);
    --gradient-bg: linear-gradient(135deg, #fff5f0 0%, #f8f9fa 100%);
}

/* Dark Theme Variables */
[data-theme="dark"] {
    --primary-color: #ff6b35;
    --primary-dark: #e55a2b;
    --secondary-color: #bdc3c7;
    --accent-color: #f39c12;
    --accent-secondary: #e74c3c;
    --text-primary: #ecf0f1;
    --text-secondary: #bdc3c7;
    --text-light: #95a5a6;
    --bg-primary: #1a1a1a;
    --bg-secondary: #2c2c2c;
    --bg-tertiary: #3a3a3a;
    --bg-accent: #2a1f1a;
    --border-color: #404040;
    --shadow-light: 0 2px 8px 0 rgba(255, 107, 53, 0.2), 0 1px 3px 0 rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 12px -2px rgba(255, 107, 53, 0.25), 0 2px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-large: 0 10px 25px -5px rgba(255, 107, 53, 0.3), 0 4px 10px -2px rgba(0, 0, 0, 0.3);
    --gradient-bg: linear-gradient(135deg, #2a1f1a 0%, #2c2c2c 100%);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: all 0.3s ease;
}

body.menu-open {
    overflow: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all 0.3s ease;
}

[data-theme="dark"] .navbar {
    background: rgba(15, 23, 42, 0.95);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

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

.hero-image img{
    width: 100%;
    border-radius: 20px;
}

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

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

.theme-toggle {
    margin-left: 20px;
}

.theme-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-primary);
}

.theme-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: scale(1.1);
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: var(--gradient-bg);
    overflow: hidden;
    position: relative;
}

.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="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23ff6b35" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="%23f39c12" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="%23e74c3c" opacity="0.1"/><circle cx="10" cy="60" r="0.5" fill="%23ffd23f" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-primary);
}

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

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

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

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

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

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

/* Phone Mockup */
.phone-mockup {
    position: relative;
    animation: fadeInRight 1s ease;
}

.phone-screen {
    width: 300px;
    height: 600px;
    background: var(--bg-primary);
    border-radius: 30px;
    padding: 20px;
    box-shadow: var(--shadow-large);
    border: 8px solid var(--text-primary);
    position: relative;
    margin: 0 auto;
}

.app-interface {
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.app-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

.train-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.search-bar {
    position: relative;
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.search-bar input {
    flex: 1;
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
}

.search-bar i {
    color: var(--text-secondary);
}

.quick-actions {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 15px;
}

.action-item {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 20px 10px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.action-item i {
    font-size: 1.5rem;
    margin-bottom: 8px;
    display: block;
}

.action-item span {
    font-size: 0.9rem;
    font-weight: 500;
}

/* Screenshots Section */
.screenshots {
    padding: 100px 0;
    background: var(--bg-primary);
    position: relative;
}

.screenshots::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-primary);
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.screenshot-placeholder {
    background: var(--bg-secondary);
    border: 2px dashed var(--border-color);
    border-radius: 20px;
    padding: 60px 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.screenshot-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 107, 53, 0.1), transparent);
    transition: left 0.5s ease;
}

.screenshot-placeholder:hover::before {
    left: 100%;
}

.screenshot-placeholder:hover {
    border-color: var(--primary-color);
    background: var(--bg-accent);
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.placeholder-content img{
    width: 100%;
    border-radius: 20px;
}

.placeholder-content i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    display: block;
}

.placeholder-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.placeholder-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--bg-primary);
    padding: 40px 30px;
    border-radius: 24px;
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    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: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.feature-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-large);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 90px;
    height: 90px;
    background: var(--gradient-primary);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: white;
    font-size: 2.2rem;
    position: relative;
    box-shadow: var(--shadow-medium);
    transition: all 0.3s ease;
}

.feature-icon::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--gradient-accent);
    border-radius: 26px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover .feature-icon::before {
    opacity: 1;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
}

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

/* About Section */
.about {
    padding: 100px 0;
    background: var(--bg-primary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 25px;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.stat-item {
    text-align: center;
}

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat-item p {
    color: var(--text-secondary);
    font-weight: 500;
}

/* Map Visualization */
.map-visualization {
    position: relative;
    height: 400px;
    background: var(--bg-secondary);
    border-radius: 20px;
    overflow: hidden;
}

.rail-network {
    position: relative;
    width: 100%;
    height: 100%;
    padding: 40px;
}

.station {
    position: absolute;
    background: var(--primary-color);
    color: white;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: var(--shadow-medium);
}

.station-major {
    background: var(--accent-color);
    font-size: 1rem;
    padding: 10px 15px;
}

.station:nth-child(1) { top: 20%; left: 30%; }
.station:nth-child(2) { top: 40%; right: 20%; }
.station:nth-child(3) { bottom: 30%; right: 30%; }
.station:nth-child(4) { bottom: 20%; left: 20%; }
.station:nth-child(5) { top: 15%; left: 50%; }
.station:nth-child(6) { bottom: 40%; left: 50%; }
.station:nth-child(7) { top: 60%; left: 40%; }
.station:nth-child(8) { top: 35%; left: 60%; }

.rail-line {
    position: absolute;
    background: var(--primary-color);
    height: 2px;
    opacity: 0.6;
}

.rail-line:nth-child(9) {
    top: 25%;
    left: 30%;
    width: 40%;
    transform: rotate(15deg);
}

.rail-line:nth-child(10) {
    top: 45%;
    right: 20%;
    width: 35%;
    transform: rotate(-20deg);
}

.rail-line:nth-child(11) {
    bottom: 35%;
    left: 20%;
    width: 45%;
    transform: rotate(10deg);
}

.rail-line:nth-child(12) {
    top: 50%;
    left: 30%;
    width: 30%;
    transform: rotate(-15deg);
}

/* Download Section */
.download {
    padding: 100px 0;
    background: var(--gradient-primary);
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.download::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="10" cy="10" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
    opacity: 0.3;
    pointer-events: none;
}

.download-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 25px;
    padding: 8px 20px;
    margin-bottom: 30px;
    font-size: 0.9rem;
    font-weight: 500;
    color: white;
    animation: pulse 2s infinite;
}

.download-badge i {
    color: #ffd23f;
    font-size: 1rem;
}

.download-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    position: relative;
    z-index: 2;
}

.download-content p {
    font-size: 1.1rem;
    margin-bottom: 40px;
    opacity: 0.9;
    position: relative;
    z-index: 2;
}

.download-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    padding: 18px 30px;
    text-decoration: none;
    color: white;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.download-btn:hover::before {
    left: 100%;
}

.download-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-3px) scale(1.05);
    border-color: rgba(255, 255, 255, 0.5);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.download-btn i {
    font-size: 2rem;
}

.download-btn div {
    text-align: left;
}

.download-btn span {
    display: block;
    font-size: 0.9rem;
    opacity: 0.8;
}

.download-btn strong {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
}

.download-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin: 40px 0;
    flex-wrap: wrap;
}

.download-feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: white;
    opacity: 0.9;
    transition: all 0.3s ease;
}

.download-feature:hover {
    opacity: 1;
    transform: translateY(-2px);
}

.download-feature i {
    font-size: 1.5rem;
    color: #ffd23f;
    margin-bottom: 5px;
}

.download-feature span {
    font-size: 0.9rem;
    font-weight: 500;
}

.download-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.download-stats .stat {
    text-align: center;
    color: white;
}

.download-stats .stat strong {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #ffd23f;
    margin-bottom: 5px;
}

.download-stats .stat span {
    font-size: 0.9rem;
    opacity: 0.8;
    font-weight: 500;
}

/* Footer */
.footer {
    background: var(--bg-tertiary);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-section h4 {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 20px;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

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

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

@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 0 10px rgba(255, 255, 255, 0);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-primary);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 50px;
        transition: left 0.3s ease;
        border-top: 1px solid var(--border-color);
        z-index: 999;
        box-shadow: var(--shadow-large);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu .nav-link {
        font-size: 1.2rem;
        margin: 20px 0;
    }
    
    .hamburger {
        display: flex;
        z-index: 1001;
    }
    
    .hamburger span {
        background: var(--text-primary);
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .phone-screen {
        width: 250px;
        height: 500px;
    }
    
    .screenshots-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .download-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .download-features {
        gap: 30px;
        margin: 30px 0;
    }
    
    .download-stats {
        gap: 40px;
        margin-top: 30px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .feature-card {
        padding: 30px 20px;
    }
    
    .phone-screen {
        width: 200px;
        height: 400px;
    }
    
    .screenshots-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .screenshot-placeholder {
        padding: 40px 20px;
    }
    
    .placeholder-content i {
        font-size: 2.5rem;
    }
    
    .download-badge {
        font-size: 0.8rem;
        padding: 6px 16px;
        margin-bottom: 20px;
    }
    
    .download-features {
        gap: 20px;
        margin: 20px 0;
    }
    
    .download-feature i {
        font-size: 1.2rem;
    }
    
    .download-feature span {
        font-size: 0.8rem;
    }
    
    .download-stats {
        gap: 30px;
        margin-top: 20px;
    }
    
    .download-stats .stat strong {
        font-size: 1.5rem;
    }
    
    .download-stats .stat span {
        font-size: 0.8rem;
    }
}