/* ========================================
   VARIABLES & RESET
======================================== */

:root {
    /* Couleurs principales */
    --color-primary: #2C3E50;
    --color-secondary: #E8C4A0;
    --color-accent: #D4A574;
    --color-dark: #1A252F;
    --color-light: #F8F9FA;
    --color-white: #FFFFFF;
    --color-text: #333333;
    --color-text-light: #6C757D;
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Playfair Display', serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

ul {
    list-style: none;
}

/* ========================================
   UTILITIES
======================================== */

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

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 4px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 16px;
}

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

.btn-primary:hover {
    background-color: var(--color-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.15);
}

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

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

.link-arrow {
    color: var(--color-primary);
    font-weight: 500;
    display: inline-block;
    transition: var(--transition);
}

.link-arrow:hover {
    color: var(--color-accent);
    transform: translateX(5px);
}

/* ========================================
   HEADER & NAVIGATION
======================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: var(--transition);
}

.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo h1 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--color-primary);
    font-weight: 700;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-menu a {
    color: var(--color-text);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition);
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-primary);
    transition: var(--transition);
}

/* ========================================
   HERO SECTION
======================================== */

.hero {
    position: relative;
    height: 90vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-image: url('https://images.unsplash.com/photo-1497366754035-f200968a6e72?w=1600');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    margin-top: 70px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(44, 62, 80, 0.85) 0%, rgba(26, 37, 47, 0.75) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 800px;
    padding: 0 var(--spacing-sm);
    color: var(--color-white);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
    font-weight: 700;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    margin-bottom: var(--spacing-md);
    opacity: 0.95;
    font-weight: 300;
}

/* ========================================
   SALLES SECTION - Affichage 2x2
======================================== */

.salles-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-light);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

.salles-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.salle-card {
    background-color: var(--color-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.salle-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.15);
}

.salle-image {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.salle-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.salle-card:hover .salle-image img {
    transform: scale(1.1);
}

.salle-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(44, 62, 80, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.salle-card:hover .salle-overlay {
    opacity: 1;
}

.salle-content {
    padding: var(--spacing-md);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.salle-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.salle-description {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
    flex: 1;
}

.salle-features {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-sm);
}

.salle-features li {
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
    position: relative;
    padding-left: 20px;
    font-size: 0.95rem;
}

.salle-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
}

.link-arrow {
    margin-top: auto;
}


/* ========================================
   CTA SECTION
======================================== */

.cta-section {
    padding: var(--spacing-lg) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-dark) 100%);
    color: var(--color-white);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.cta-content p {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.95;
}

/* ========================================
   CONTACT SECTION
======================================== */

.contact-section {
    padding: var(--spacing-xl) 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-lg);
}

.contact-info h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.contact-info p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.info-list {
    margin-bottom: var(--spacing-md);
}

.info-list li {
    padding: var(--spacing-xs) 0;
    color: var(--color-text);
}

.contact-details {
    background-color: var(--color-light);
    padding: var(--spacing-md);
    border-radius: 8px;
    margin-top: var(--spacing-md);
}

.contact-details p {
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

/* Form Styles */
.contact-form {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #E0E0E0;
    border-radius: 4px;
    font-family: var(--font-primary);
    font-size: 16px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-group textarea {
    resize: vertical;
}

/* ========================================
   FOOTER
======================================== */

.site-footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-col h4 {
    font-family: var(--font-heading);
    margin-bottom: var(--spacing-sm);
    color: var(--color-secondary);
}

.footer-col ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-col a:hover {
    color: var(--color-secondary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.7);
}

/* ========================================
   RESPONSIVE
======================================== */

@media (max-width: 1024px) {
    .salles-grid {
        gap: var(--spacing-sm);
    }
    
    .salle-image {
        height: 250px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-md);
        transition: var(--transition);
        box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    /* Salles en 1 colonne sur tablette */
    .salles-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .salle-image {
        height: 280px;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .hero {
        height: 70vh;
        min-height: 500px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }
    
    .salle-image {
        height: 220px;
    }
    
    .salle-content {
        padding: var(--spacing-sm);
    }
}

/* Support pour très grands écrans */
@media (min-width: 1400px) {
    .salles-grid {
        max-width: 1400px;
        gap: 2.5rem;
    }
    
    .salle-image {
        height: 350px;
    }
}