/* Restaurant Revolution Documentation Styles */
/* Developer Documentation Design System */

:root {
    /* Brand Colors - Restaurant Revolution Orange */
    --primary: #ea580c;
    --primary-dark: #c2410c;
    --primary-light: #f97316;
    --secondary: #10b981;

    /* Text Colors */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --text-light: #94a3b8;

    /* Background Colors */
    --bg-white: #ffffff;
    --bg-light: #f8fafc;
    --bg-subtle: #f1f5f9;
    --bg-warm: #fff7ed;
    --bg-dark: #0f172a;
    --bg-darker: #020617;

    /* Border Colors */
    --border-light: #e2e8f0;
    --border-medium: #cbd5e1;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition: 0.3s ease;

    /* Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

/* Header */
header {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition);
}

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

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, #dc2626 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.hero p {
    font-size: 1.125rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* Docs Grid */
.docs-grid {
    padding: 4rem 0;
    background: var(--bg-light);
}

.doc-sections {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.doc-section {
    background: var(--bg-white);
    padding: 1.75rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    transition: all var(--transition);
}

.doc-section:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.doc-section h2 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.doc-section > p {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.doc-section ul {
    display: flex;
    flex-direction: column;
}

.doc-section li {
    padding: 0.625rem 0;
    border-bottom: 1px solid var(--border-light);
}

.doc-section li:last-child {
    border-bottom: none;
}

.doc-section a {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color var(--transition);
}

.doc-section a::before {
    content: ">";
    color: var(--text-light);
    font-family: monospace;
    font-weight: 600;
    transition: color var(--transition);
}

.doc-section a:hover {
    color: var(--primary);
}

.doc-section a:hover::before {
    color: var(--primary);
}

/* Resources */
.resources {
    padding: 4rem 0;
    background: var(--bg-white);
}

.resources h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.resource-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.resource-card {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--bg-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
}

.resource-card:hover {
    background: var(--bg-warm);
    transform: translateY(-2px);
}

.resource-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.resource-card p {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
}

.resource-card a {
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 500;
}

/* API Example */
.api-example {
    padding: 4rem 0;
    background: var(--bg-light);
}

.api-example h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

pre {
    background: var(--bg-dark);
    color: #e2e8f0;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    overflow-x: auto;
    font-size: 0.875rem;
    line-height: 1.7;
}

code {
    font-family: 'SF Mono', 'Fira Code', 'Monaco', 'Inconsolata', monospace;
}

/* Footer */
footer {
    background: var(--bg-darker);
    color: white;
    padding: 2rem 0;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.9375rem;
    transition: color var(--transition);
}

.footer-links a:hover {
    color: white;
}

footer > .container > p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .doc-sections {
        grid-template-columns: repeat(2, 1fr);
    }

    .resource-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .doc-sections {
        grid-template-columns: 1fr;
    }

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

    .nav-links {
        display: none;
    }

    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 3rem 0;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    .doc-section {
        padding: 1.25rem;
    }
}