/* ==========================================================================
   DESIGN SYSTEM & VARIABLES CSS
   Restaurant Relais "Au Bon Accueil" - Gavrelle
   ========================================================================== */

:root {
    /* Palette Bordeaux & Crème */
    --color-bordeaux-dark: #3a0d17;
    --color-bordeaux: #6b1d2f;
    --color-bordeaux-light: #8e2b40;
    --color-creme-bg: #faf6f0;
    --color-creme-card: #f3e8d7;
    --color-creme-accent: #e5d2b7;
    
    /* Accents & Couleurs système */
    --color-gold: #c69214;
    --color-gold-hover: #a8790b;
    --color-text-main: #2b2325;
    --color-text-muted: #615255;
    --color-white: #ffffff;
    --color-success: #28a745;
    --color-danger: #dc3545;
    --color-info: #17a2b8;

    /* Typographies */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-chalk: 'Caveat', 'Kalam', cursive;
    --font-chalk-body: 'Kalam', 'Caveat', cursive;

    /* Spacings & Shadows */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --shadow-soft: 0 4px 20px rgba(58, 13, 23, 0.08);
    --shadow-md: 0 8px 30px rgba(58, 13, 23, 0.15);
    --shadow-deep: 0 15px 45px rgba(0, 0, 0, 0.35);

    --transition-fast: 0.2s ease;
    --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base resets & typography */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-creme-bg);
    color: var(--color-text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-bordeaux-dark);
    line-height: 1.25;
}

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

a:hover {
    color: var(--color-gold);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.text-center { text-align: center; }
.text-right { text-align: right; }
.d-none { display: none !important; }

/* Boutons & Liens d'action */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--color-bordeaux-dark);
    border-color: var(--color-bordeaux-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(107, 29, 47, 0.3);
}

.btn-secondary {
    background-color: var(--color-gold);
    color: var(--color-bordeaux-dark);
    border-color: var(--color-gold);
}

.btn-secondary:hover {
    background-color: var(--color-gold-hover);
    border-color: var(--color-gold-hover);
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    background-color: var(--color-bordeaux);
    color: var(--color-white);
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1.1rem;
}

.btn-xl {
    padding: 16px 40px;
    font-size: 1.2rem;
    border-radius: var(--radius-md);
}

.btn-block {
    display: flex;
    width: 100%;
}

/* Grilles & Sections */
.section {
    padding: 80px 0;
}

.section-subtitle {
    display: block;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-gold);
    margin-bottom: 8px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.grid-2-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

@media (max-width: 900px) {
    .grid-2-col {
        grid-template-columns: 1fr;
    }
    .section-title {
        font-size: 2rem;
    }
}