:root {
    /* Colors - Tech Modern (Dark/Cyan) */
    --bg-body: #0f172a;
    /* Slate 900 */
    --bg-surface: #1e293b;
    /* Slate 800 */
    --bg-surface-2: #334155;
    /* Slate 700 */

    --text-primary: #f8fafc;
    /* Slate 50 */
    --text-secondary: #94a3b8;
    /* Slate 400 */
    --text-accent: #22d3ee;
    /* Cyan 400 */

    --primary: #06b6d4;
    /* Cyan 500 */
    --primary-rgb: 6, 182, 212;
    --primary-hover: #0891b2;
    /* Cyan 600 */

    --secondary: #64748b;
    /* Slate 500 */

    --border: #334155;
    /* Slate 700 */

    /* Spacing */
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 3rem;
    --space-2xl: 5rem;

    /* Typography */
    --font-heading: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-body: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

    /* Animation */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
}

html,
body {
    font-family: var(--font-body);
    background-color: var(--bg-body);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    scroll-behavior: smooth;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    margin-top: 0;
    margin-bottom: var(--space-md);
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: 1.75rem;
    color: var(--text-accent);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-hover);
    text-decoration: none;
}

/* Utilities */
.text-accent {
    color: var(--text-accent);
}

.text-secondary {
    color: var(--text-secondary);
}

.bg-surface {
    background-color: var(--bg-surface);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.section {
    padding: var(--space-2xl) 0;
}

.glass-panel {
    background: rgba(30, 41, 59, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    padding: var(--space-lg);
    transition: transform var(--transition-medium), border-color var(--transition-medium);
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

/* Button Reset & Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 0.375rem;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--transition-fast);
    font-size: 1rem;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.3);
}

.btn-outline {
    background-color: transparent;
    border-color: var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background-color: rgba(6, 182, 212, 0.1);
    color: var(--primary-hover);
}

.content {
    padding-bottom: var(--space-2xl);
    /* Footer space */
}

/* Error UI */
#blazor-error-ui {
    background: #fff0f0;
    color: #d32f2f;
    bottom: 0;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    display: none;
    left: 0;
    padding: 1rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    border-top: 1px solid #ffcdd2;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 1rem;
    top: 1rem;
}