/* CSS Reset & Base Styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --color-primary: #053786;
    --color-primary-dark: #032557;
    --color-primary-light: #1a5bb8;
    --color-secondary: #8b4513;
    --color-accent: #f4a460;
    --color-background: #fafafa;
    --color-surface: #ffffff;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-border: #e0e0e0;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
}

html {
    scroll-behavior: smooth;
}

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

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

/* Header */
header {
    background: var(--color-surface);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.hero-icon {
    width: 120px;
    height: 120px;
    border-radius: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-lg);
}

.footer-logo-img {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    margin-bottom: 8px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

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

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    padding: 80px 0 100px;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto 40px;
    opacity: 0.9;
}

/* Store Buttons */
.store-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.store-button {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    background: #000;
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: transform 0.2s, box-shadow 0.2s;
}

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

.store-button svg {
    width: 28px;
    height: 28px;
}

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

.store-button small {
    font-size: 0.7rem;
    opacity: 0.8;
}

.store-button span:not(small) {
    font-size: 1.1rem;
    font-weight: 600;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: var(--color-surface);
}

.features h2 {
    text-align: center;
    font-size: 2.25rem;
    margin-bottom: 48px;
    color: var(--color-primary-dark);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}

.feature-card {
    padding: 32px;
    background: var(--color-background);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: box-shadow 0.2s;
}

.feature-card:hover {
    box-shadow: var(--shadow-md);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon svg {
    width: 32px;
    height: 32px;
    color: white;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--color-primary-dark);
}

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

/* Download Section */
.download {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    color: white;
    text-align: center;
}

.download h2 {
    font-size: 2.25rem;
    margin-bottom: 16px;
}

.download > .container > p {
    font-size: 1.125rem;
    margin-bottom: 32px;
    opacity: 0.9;
}

/* Support Section */
.support {
    padding: 80px 0;
    background: var(--color-surface);
    text-align: center;
}

.support h2 {
    font-size: 2.25rem;
    margin-bottom: 16px;
    color: var(--color-primary-dark);
}

.support > .container > p {
    color: var(--color-text-light);
    margin-bottom: 32px;
}

.support-content {
    max-width: 500px;
    margin: 0 auto;
}

.support-card {
    padding: 40px;
    background: var(--color-background);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.support-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: var(--color-primary-dark);
}

.support-card p {
    color: var(--color-text-light);
    margin-bottom: 20px;
}

.email-link {
    display: inline-block;
    padding: 12px 32px;
    background: var(--color-primary);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: background-color 0.2s;
}

.email-link:hover {
    background: var(--color-primary-dark);
}

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

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-brand .logo {
    color: white;
    margin-bottom: 8px;
    display: block;
}

.footer-brand p {
    opacity: 0.7;
    font-size: 0.875rem;
}

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

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

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

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero {
        padding: 60px 0 80px;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

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

    .store-button {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }

    .features, .download, .support {
        padding: 60px 0;
    }

    .features h2, .download h2, .support h2 {
        font-size: 1.75rem;
    }

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

/* Privacy Policy Page Styles */
.page-content {
    padding: 60px 0;
    background: var(--color-surface);
    min-height: calc(100vh - 200px);
}

.page-content h1 {
    font-size: 2.5rem;
    color: var(--color-primary-dark);
    margin-bottom: 16px;
}

.page-content .last-updated {
    color: var(--color-text-light);
    margin-bottom: 40px;
}

.page-content h2 {
    font-size: 1.5rem;
    color: var(--color-primary-dark);
    margin-top: 40px;
    margin-bottom: 16px;
}

.page-content p, .page-content ul {
    color: var(--color-text);
    margin-bottom: 16px;
}

.page-content ul {
    padding-left: 24px;
}

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

.page-content a {
    color: var(--color-primary);
}