:root {
    /* Couleurs principales */
    --primary-blue: #11b7ee;
    --primary-dark: #0a0a0a;
    --secondary-dark: #1a1a1a;
    --text-light: #f0f0f0;
    --text-muted: #aaaaaa;
    --border-color: #333333;
    --success: #22c55e;
    --error: #ef4444;
    --warning: #f59e0b;

    /* Polices */
    --font-primary: 'Inter', system-ui, sans-serif;
    --font-heading: 'Poppins', sans-serif;

    /* Espacements */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 40px;

    /* Bordures */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: var(--font-primary);
    background: var(--primary-dark);
    color: var(--text-light);
    line-height: 1.6;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Boutons */
.btn-primary {
    background: var(--primary-blue);
    color: white;
    padding: 12px 28px;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s;
}

.btn-primary:hover {
    background: #0ea5d8;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-light);
    border: 2px solid var(--primary-blue);
    padding: 10px 24px;
    border-radius: var(--radius-sm);
}

/* Cards */
.widget-card {
    background: var(--secondary-dark);
    border-radius: var(--radius-md);
    padding: 24px;
    margin-bottom: 24px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.widget-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.3);
}

.widgets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
    padding: 20px 0;
}