/* Variables globales */
:root {
    --color-primary: #2C5545;
    --color-primary-light: #3a6a5a;
    --color-primary-dark: #1e3c30;
    --color-secondary: #F5F0E5;
    --color-accent: #D4A373;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-white: #FFFFFF;
    --color-success: #4CAF50;
    --color-warning: #FFC107;
    --color-error: #F44336;
    --color-info: #2196F3;
    --color-accent-secondary: #E85D75; /* rose framboise, contraste avec le vert */

    --font-heading: 'Playfair Display', serif;
    --font-body: 'Work Sans', sans-serif;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --border-radius-xl: 32px;
    
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    --spacing-xxxl: 64px;
    
    --container-width: 1200px;
    --header-height: 80px;
}

/* Reset et styles de base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-text);
    background-color: var(--color-white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary-dark);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--color-primary-light);
}

img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-md);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Header commun */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(5px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all 0.3s ease;
}

.header.scrolled {
    background-color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--header-height);
    padding: 0 var(--spacing-lg);
    gap: var(--spacing-md);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    z-index: 1001;
    flex-shrink: 0;
    min-width: 0;
}

.logo-text {
    color: var(--color-primary-dark);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    flex: 1;
    justify-content: center;
}

.nav-list {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    position: relative;
    font-weight: 500;
    transition: color 0.3s ease;
    white-space: nowrap;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Footer commun */
.footer {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    padding: var(--spacing-xxl) 0 var(--spacing-md);
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
}

.footer-logo {
    flex: 1 1 400px;
}

.footer-logo .logo-text {
    color: var(--color-white);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-md);
    display: block;
}

.footer-logo p {
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.8;
}

.footer-links {
    flex: 1 1 300px;
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
}

.footer-column {
    flex: 1 1 150px;
}

.footer-column h4 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.footer-column ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer-column ul li a:hover {
    color: var(--color-accent);
}

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

.footer-bottom p {
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.6);
}

/* Boutons communs */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-light);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-secondary:hover {
    background-color: rgba(44, 85, 69, 0.05);
    color: var(--color-primary);
    transform: translateY(-2px);
}

/* Style du bouton de déconnexion (logout) */
#logout-button {
    background: var(--color-accent-secondary);
    color: var(--color-white);
    border: none;
    border-radius: var(--border-radius-sm);
    padding: 10px 22px;
    font-size: 1rem;
    font-family: var(--font-body);
    font-weight: 600;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: background 0.2s, color 0.2s, transform 0.15s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    outline: none;
}
#logout-button:focus {
    box-shadow: 0 0 0 3px rgba(232,93,117,0.25);
}
#logout-button:hover, #logout-button:active {
    background: var(--color-primary-dark);
    color: var(--color-accent);
    transform: translateY(-2px) scale(1.04);
}
#logout-button i {
    font-size: 1.1em;
    margin-right: 0.5em;
}

/* Responsive Design */
@media (max-width: 1024px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2.2rem; }
    
    .nav-list {
        gap: var(--spacing-md);
    }

    .logo {
        font-size: 1.6rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 0;
        flex-direction: column;
        background-color: var(--color-white);
        width: 100%;
        height: 100vh;
        text-align: center;
        transition: 0.3s;
        padding: calc(var(--header-height) + var(--spacing-xl)) var(--spacing-lg) var(--spacing-xl);
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: var(--spacing-xl);
    }
    
    .nav-link {
        font-size: 1.2rem;
    }
    
    .hamburger {
        display: block;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-xl);
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.8rem; }
    
    .navbar {
        padding: 0 var(--spacing-sm);
    }

    .logo {
        font-size: 1.3rem;
    }
}

@media (max-width: 700px) {
    #logout-button {
        padding: 9px 14px;
        font-size: 0.98rem;
    }
    .hide-mobile {
        display: none !important;
    }
}

.highlight {
    color: var(--color-accent);
}