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

:root {
    --primary-color: #007AFF;
    --primary-hover: #0051D5;
    --text-primary: #1d1d1f;
    --text-secondary: #6e6e73;
    --bg-color: #ffffff;
    --bg-secondary: #f5f5f7;
    --border-color: #d2d2d7;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-color);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo img {
    height: 40px;
    border-radius: 8px;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.nav-links {
    display: flex;
    gap: 24px;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}

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

/* Hero Section */
.hero {
    padding: 80px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

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

.hero-text h1 {
    font-size: 72px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.tagline {
    font-size: 28px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-weight: 500;
    line-height: 1.3;
}

.subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
}

.download-section {
    margin-top: 40px;
}

.coming-soon-badge {
    margin-bottom: 24px;
}

.coming-soon-badge .badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.25);
    color: white;
    border: 2px solid white;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    backdrop-filter: blur(10px);
}

/* Coming soon badge for hero (on gray background) */
.hero .coming-soon-badge .badge {
    background: linear-gradient(135deg, #007AFF 0%, #0051D5 100%);
    color: white;
    border: none;
    box-shadow: 0 4px 12px rgba(0, 122, 255, 0.3);
}

.download-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.app-store-button {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    background: var(--text-primary);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s;
    box-shadow: var(--shadow);
}

.app-store-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.app-store-icon {
    width: 32px;
    height: 32px;
}

.app-store-button div {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.2;
}

.download-text {
    font-size: 11px;
    opacity: 0.8;
}

.store-name {
    font-size: 18px;
    font-weight: 600;
}

.hero-image {
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

/* App Showcase Section */
.app-showcase {
    padding: 80px 0;
    background: var(--bg-color);
}

.showcase-content {
    display: flex;
    align-items: center;
    gap: 60px;
    max-width: 900px;
    margin: 0 auto;
}

.app-icon-large {
    flex-shrink: 0;
}

.app-icon-large img {
    width: 180px;
    height: 180px;
    border-radius: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.showcase-text h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 12px;
    background: linear-gradient(135deg, #007AFF 0%, #0051D5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.showcase-text .tagline {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-weight: 500;
}

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

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

.features h2 {
    font-size: 48px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.feature-card {
    padding: 32px;
    background: var(--bg-secondary);
    border-radius: 16px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 12px;
}

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

/* CTA Section */
.cta {
    padding: 100px 0;
    background: linear-gradient(135deg, #007AFF 0%, #0051D5 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta .download-buttons {
    justify-content: center;
}

/* Footer */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 40px 0;
}

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

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: white;
    text-decoration: none;
    font-size: 14px;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.footer-links a:hover {
    opacity: 1;
}

/* Content Pages */
.content {
    max-width: 800px;
    margin: 60px auto;
    padding: 0 24px;
}

.content h1 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 32px;
}

.content h2 {
    font-size: 32px;
    font-weight: 600;
    margin-top: 48px;
    margin-bottom: 20px;
}

.content h3 {
    font-size: 24px;
    font-weight: 600;
    margin-top: 32px;
    margin-bottom: 16px;
}

.content p {
    margin-bottom: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.content ul, .content ol {
    margin-bottom: 16px;
    padding-left: 32px;
}

.content li {
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.content a {
    color: var(--primary-color);
    text-decoration: none;
}

.content a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-text h1 {
        font-size: 40px;
    }

    .subtitle {
        font-size: 18px;
    }

    .features h2,
    .cta-content h2 {
        font-size: 36px;
    }

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

    .footer-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .download-buttons {
        flex-direction: column;
    }

    .app-store-button {
        width: 100%;
        justify-content: center;
    }
}