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

:root {
    --primary-color: #4f46e5;
    --primary-dark: #4338ca;
    --secondary-color: #10b981;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --white: #ffffff;
    --border-color: #e5e7eb;
}

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

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

/* Site Header */
.site-header {
    background: var(--white);
    padding: 15px 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo-link {
    display: inline-block;
    text-decoration: none;
}

.logo {
    height: 80px;
    width: auto;
    display: block;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--white);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>');
    opacity: 0.3;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

.hero-logo {
    height: 120px;
    width: auto;
    margin-bottom: 30px;
    display: block;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    opacity: 0.95;
}

.hero-description {
    font-size: 1.125rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    line-height: 1.8;
}

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

.download-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 28px;
    background: var(--white);
    color: var(--text-dark);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.15);
}

.download-btn svg {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
}

.download-btn span {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
}

.download-btn small {
    font-size: 0.75rem;
    font-weight: 400;
}

.download-btn strong {
    font-size: 1.125rem;
}

.ios-btn {
    background: #000;
    color: var(--white);
}

.android-btn {
    background: #3ddc84;
    color: #000;
}

/* Hero Image */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInRight 0.8s ease-out;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: #1f2937;
    border-radius: 40px;
    padding: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 25px;
    background: #1f2937;
    border-radius: 0 0 15px 15px;
    z-index: 1;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--white);
    border-radius: 30px;
    overflow: hidden;
    position: relative;
}

.app-preview {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 600;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: var(--text-dark);
}

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

.feature-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-dark);
}

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

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 60px 0 20px;
}

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

.footer-logo {
    height: 70px;
    width: auto;
    margin-bottom: 16px;
    display: block;
}

.footer-section h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.footer-section h4 {
    font-size: 1.125rem;
    margin-bottom: 16px;
    opacity: 0.9;
}

.footer-section p {
    opacity: 0.8;
    line-height: 1.6;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    opacity: 0.7;
}

/* Terms and Privacy Pages */
.page-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--white);
    padding: 40px 0 60px;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.125rem;
    opacity: 0.9;
}

.content-section {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 20px;
}

.content-section h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-top: 40px;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.content-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: 30px;
    margin-bottom: 15px;
    color: var(--text-dark);
}

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

.content-section ul, .content-section ol {
    margin-left: 30px;
    margin-bottom: 16px;
    color: var(--text-light);
    line-height: 1.8;
}

.content-section li {
    margin-bottom: 8px;
}

.content-section strong {
    color: var(--text-dark);
    font-weight: 600;
}

.last-updated {
    font-style: italic;
    color: var(--text-light);
    margin-bottom: 30px;
}

/* 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);
    }
}

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

    .hero-logo {
        height: 90px;
        margin-bottom: 20px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.25rem;
    }

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

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

    .download-btn {
        justify-content: center;
    }

    .phone-mockup {
        width: 200px;
        height: 400px;
    }

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

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

    .page-header h1 {
        font-size: 2rem;
    }

    .content-section h2 {
        font-size: 1.75rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 60px 0;
    }

    .hero-logo {
        height: 70px;
        margin-bottom: 15px;
    }

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

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

    .logo {
        height: 70px;
    }

    .footer-logo {
        height: 50px;
    }
}