/**
 * Template Moderne Unifié - Styles principaux
 * Compatible avec le système de containers et widgets
 */

/* ===================================
   VARIABLES GLOBALES
   =================================== */

:root {
    /* Couleurs par défaut (surchargées par les thèmes) */
    --color-primary: #667eea;
    --color-secondary: #764ba2;
    --color-text: #1e293b;
    --color-text-light: #64748b;
    --color-background: #ffffff;
    --color-surface: #f8fafc;
    --color-border: #e2e8f0;

    /* Typographie */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Playfair Display', Georgia, serif;

    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;

    /* Breakpoints */
    --breakpoint-mobile: 768px;
    --breakpoint-tablet: 992px;
    --breakpoint-desktop: 1200px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ===================================
   STYLES DE BASE
   =================================== */

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

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

/* Titres */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

/* Liens */
a {
    color: var(--site-primary-color, var(--color-primary));
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* Boutons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-weight: 600;
    text-align: center;
    border-radius: 0.5rem;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--site-primary-color, var(--color-primary)) 0%, var(--color-secondary) 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-text);
    border: 2px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-background);
    border-color: var(--site-primary-color, var(--color-primary));
}

/* ===================================
   HEADER
   =================================== */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--color-background);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo */
.header-logo a {
    display: flex;
    align-items: center;
}

.logo-img {
    max-height: 50px;
    width: auto;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-heading);
    color: var(--color-text);
}

/* Navigation */
.header-nav {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
}

.nav-link {
    color: var(--color-text);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--site-primary-color, var(--color-primary));
    transition: width var(--transition-base);
}

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

/* Menu mobile */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--color-text);
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 25px;
    height: 2px;
    background: var(--color-text);
    left: 0;
    transition: all var(--transition-base);
}

.hamburger::before { top: -8px; }
.hamburger::after { top: 8px; }

/* ===================================
   MAIN CONTENT
   =================================== */

#main-content {
    min-height: 60vh;
}

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

.site-footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

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

.footer-title {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.footer-description {
    color: var(--color-text-light);
    font-size: 0.9375rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--color-text-light);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--site-primary-color, var(--color-primary));
}

.footer-contact {
    list-style: none;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--color-text-light);
}

.footer-contact i {
    color: var(--site-primary-color, var(--color-primary));
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-background);
    color: var(--site-primary-color, var(--color-primary));
    transition: all var(--transition-base);
}

.footer-social a:hover {
    background: var(--site-primary-color, var(--color-primary));
    color: white;
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-light);
    font-size: 0.875rem;
}

.footer-powered {
    margin-top: 0.5rem;
}

.footer-powered a {
    color: var(--site-primary-color, var(--color-primary));
    font-weight: 600;
}

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

@media (max-width: 768px) {
    /* Header mobile */
    .mobile-menu-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 75px;
        right: -100%;
        width: 100%;
        max-width: 300px;
        height: calc(100vh - 75px);
        background: var(--color-background);
        flex-direction: column;
        padding: 2rem;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        transition: right var(--transition-base);
    }

    .nav-menu.active {
        right: 0;
    }

    /* Titres responsives */
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }

    /* Footer responsive */
    .footer-columns {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 1rem;
    }

    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
}