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

:root {
    /* Light Mode Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-card: #ffffff;
    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --border-color: #dee2e6;
    --accent-color: #007bff;
    --accent-hover: #0056b3;
    --shadow: rgba(0, 0, 0, 0.1);
    --link-color: #007bff;
    --link-hover: #0056b3;
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1a1a1a;
        --bg-secondary: #2d2d2d;
        --bg-card: #242424;
        --text-primary: #f8f9fa;
        --text-secondary: #adb5bd;
        --border-color: #3d3d3d;
        --accent-color: #4a9eff;
        --accent-hover: #6eb3ff;
        --shadow: rgba(0, 0, 0, 0.3);
        --link-color: #4a9eff;
        --link-hover: #6eb3ff;
    }
}

/* Typography */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
header {
    text-align: center;
    padding: 40px 0 20px;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 40px;
}

.logo {
    width: 128px;
    height: 128px;
    border-radius: 32px;
    margin-bottom: 20px;
    box-shadow: 0 4px 12px var(--shadow);
    overflow: hidden;
}

header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

/* Main Content */
main {
    flex: 1;
    padding-bottom: 40px;
}

/* Card Styles */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: 0 2px 8px var(--shadow);
}

.card h2 {
    font-size: 1.75rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.card p {
    color: var(--text-secondary);
    margin-bottom: 25px;
}

/* Link Grid */
.link-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.card-link {
    display: block;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 30px 20px;
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.card-link:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 16px var(--shadow);
    border-color: var(--accent-color);
}

.link-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.card-link h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.card-link p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

/* App Info Section */
.app-info {
    background-color: var(--bg-secondary);
    border-radius: 10px;
    padding: 30px;
    margin-top: 30px;
}

.app-info h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.app-info p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.app-link {
    display: inline-block;
    background-color: var(--accent-color);
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.2s ease;
}

.app-link:hover {
    background-color: var(--accent-hover);
}

/* Legal Content Styles */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content section {
    margin-bottom: 40px;
}

.legal-content h2 {
    font-size: 1.75rem;
    margin-bottom: 15px;
    color: var(--text-primary);
    padding-top: 10px;
}

.legal-content h3 {
    font-size: 1.35rem;
    margin-top: 20px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.legal-content p {
    margin-bottom: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.legal-content ul,
.legal-content ol {
    margin-bottom: 15px;
    margin-inline-start: 25px;
    color: var(--text-secondary);
}

.legal-content li {
    margin-bottom: 10px;
    line-height: 1.7;
}

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

.legal-content a {
    color: var(--link-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s ease;
}

.legal-content a:hover {
    color: var(--link-hover);
    border-bottom-color: var(--link-hover);
}

/* Footer */
footer {
    text-align: center;
    padding: 30px 0;
    border-top: 2px solid var(--border-color);
    color: var(--text-secondary);
    margin-top: auto;
}

footer p {
    margin-bottom: 8px;
    font-size: 0.9rem;
}

footer a {
    color: var(--link-color);
    text-decoration: none;
    margin: 0 10px;
    transition: color 0.2s ease;
}

footer a:hover {
    color: var(--link-hover);
}

.contact {
    margin-top: 10px;
}

/* RTL Support */
[dir="rtl"] .container,
html[dir="rtl"] .container {
    direction: rtl;
}

[dir="rtl"] .legal-content ul,
[dir="rtl"] .legal-content ol,
html[dir="rtl"] .legal-content ul,
html[dir="rtl"] .legal-content ol {
    margin-inline-start: 0;
    margin-inline-end: 25px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }

    header {
        padding: 30px 0 15px;
        margin-bottom: 30px;
    }

    header h1 {
        font-size: 2rem;
    }

    .card {
        padding: 25px;
    }

    .card h2 {
        font-size: 1.5rem;
    }

    .link-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .legal-content h2 {
        font-size: 1.5rem;
    }

    .legal-content h3 {
        font-size: 1.2rem;
    }

    .app-info {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .logo {
        width: 96px;
        height: 96px;
        border-radius: 24px;
    }

    header h1 {
        font-size: 1.75rem;
    }

    .subtitle {
        font-size: 0.9rem;
    }

    .card {
        padding: 20px;
    }

    .card-link {
        padding: 20px 15px;
    }

    .link-icon {
        font-size: 2.5rem;
    }

    .legal-content {
        font-size: 15px;
    }
}

/* Print Styles */
@media print {
    body {
        background-color: white;
        color: black;
    }

    .container {
        max-width: 100%;
        padding: 0;
    }

    header,
    footer {
        border: none;
    }

    .app-link,
    .logo {
        display: none;
    }

    a {
        color: black;
        text-decoration: underline;
    }

    .card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* Accessibility */
:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection */
::selection {
    background-color: var(--accent-color);
    color: white;
}

::-moz-selection {
    background-color: var(--accent-color);
    color: white;
}