:root {
    /* Color Palette - Premium Corporate SGI */
    --color-primary: #0056b3; /* SGI Blue */
    --color-primary-dark: #004494;
    --color-secondary: #28a745; /* Success Green */
    --color-accent: #ffc107; /* Warning Yellow */
    --color-danger: #dc3545; /* Critical Red */
    
    --color-bg-light: #f8f9fa;
    --color-bg-dark: #121212;
    --color-surface-light: #ffffff;
    --color-surface-dark: #1e1e1e;
    
    --color-text-light: #212529;
    --color-text-dark: #e0e0e0;

    /* Glassmorphism */
    --glass-bg-light: rgba(255, 255, 255, 0.7);
    --glass-bg-dark: rgba(30, 30, 30, 0.7);
    --glass-border: 1px solid rgba(255, 255, 255, 0.125);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    --backdrop-blur: blur(8px);

    /* Typography */
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --font-code: 'Fira Code', monospace;
}

[data-theme="dark"] {
    --bg-body: var(--color-bg-dark);
    --text-main: var(--color-text-dark);
    --surface: var(--color-surface-dark);
    --glass-bg: var(--glass-bg-dark);
}

[data-theme="light"] {
    --bg-body: var(--color-bg-light);
    --text-main: var(--color-text-light);
    --surface: var(--color-surface-light);
    --glass-bg: var(--glass-bg-light);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

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

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: var(--backdrop-blur);
    border-bottom: var(--glass-border);
    padding: 1rem 0;
}

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

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 20px;
}

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

.nav-link:hover, .nav-link.active {
    color: var(--color-primary);
}

/* Hero Section */
.hero {
    padding: 120px 0 60px;
    text-align: center;
    background: radial-gradient(circle at top right, rgba(0, 86, 179, 0.1), transparent 40%);
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-main);
    opacity: 0.8;
    max-width: 600px;
    margin: 0 auto 2rem;
}

/* Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.card {
    background: var(--glass-bg);
    backdrop-filter: var(--backdrop-blur);
    border: var(--glass-border);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--glass-shadow);
}

.card h3 {
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--color-primary);
    color: white;
}

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

/* Utilities */
.text-center { text-align: center; }
.mb-4 { margin-bottom: 2rem; }

/* Code Blocks */
pre {
    background: #1e1e1e;
    color: #d4d4d4;
    padding: 1.5rem;
    border-radius: 8px;
    overflow-x: auto;
    font-family: var(--font-code);
    margin: 1.5rem 0;
}

/* Dark Mode Toggle */
.theme-toggle {
    background: none;
    border: none;
    color: var(--text-main);
    cursor: pointer;
    font-size: 1.2rem;
}

/* Manual Specific Styles */
.manual-section {
    padding: 40px 0;
}

.manual-section h2 {
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}

.mermaid {
    background: var(--surface);
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    text-align: center;
}
@import url('dashboard.css');