/* ==========================================================================
   UMR - Styles principaux
   ========================================================================== */

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

:root {
    /* Palette de couleurs - Charte graphique UMR */
    --primary-teal: #3caf7e;
    --primary-dark: #2d835f;
    --secondary-blue: #0066CC;
    --accent-red: #e61801;
    --accent-coral: #FF6B6B;
    --neutral-50: #F8F9FA;
    --neutral-100: #F1F3F5;
    --neutral-200: #E9ECEF;
    --neutral-600: #495057;
    --neutral-800: #212529;
    --neutral-900: #1A1D23;
    --white: #FFFFFF;
    --border-light: rgba(60, 175, 126, 0.2);
    
    /* Typographie */
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Ombres */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
}

body {
    font-family: var(--font-main);
    color: var(--neutral-800);
    background: var(--white);
    line-height: 1.6;
}

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ==========================================================================
   Header
   ========================================================================== */

.header-top {
    background: var(--neutral-50);
    border-bottom: 1px solid var(--neutral-200);
    padding: 0.5rem 0;
}

.header-top .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-top-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.header-phone {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-teal);
    font-weight: 600;
    text-decoration: none;
}

.header-phone i {
    font-size: 1.5rem;
}

.header-assistance {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-red);
    font-weight: 600;
    text-decoration: none;
    padding: 0.25rem 0.75rem;
    background: rgba(230, 24, 1, 0.1);
    border-radius: 4px;
    font-size: 0.875rem;
}

.header-assistance:hover {
    background: rgba(230, 24, 1, 0.2);
}

.header-assistance i {
    font-size: 1rem;
}

.btn-espace {
    background: var(--primary-teal);
    color: var(--white);
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
    transition: background 0.2s ease;
}

.btn-espace:hover {
    background: var(--primary-dark);
}

.header-main {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 85px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

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

.nav-menu {
    display: flex;
    gap: 1.25rem;
    list-style: none;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--neutral-600);
    font-weight: 500;
    font-size: 0.938rem;
    transition: color 0.2s ease;
}

.nav-link:hover {
    color: var(--primary-teal);
}

.nav-link.active {
    background-color: var(--primary-teal);
    color: #fff;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    line-height: 1.2;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--neutral-800);
    cursor: pointer;
}

/* ==========================================================================
   Breadcrumb
   ========================================================================== */

.breadcrumb {
    background: var(--neutral-50);
    padding: var(--spacing-sm) 0;
}

.breadcrumb-container {
    display: flex;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--neutral-600);
    flex-wrap: wrap;
}

.breadcrumb-link {
    color: var(--primary-teal);
    text-decoration: none;
}

.breadcrumb-link:hover {
    text-decoration: underline;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-block;
    padding: 0.875rem 1.75rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.938rem;
    text-decoration: none;
    transition: all 0.2s ease;
    border: 2px solid transparent;
    cursor: pointer;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
}

.btn-primary.btn-red {
    background: var(--accent-red);
    border-color: var(--accent-red);
}

.btn-primary.btn-red:hover {
    background: #c31401;
    border-color: #c31401;
}

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

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

.btn-white {
    background: var(--white);
    color: var(--neutral-900);
}

.btn-white:hover {
    background: var(--neutral-100);
}

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

.btn-outline-white:hover {
    background: var(--white);
    color: var(--neutral-900);
}

/* ==========================================================================
   Sections
   ========================================================================== */

.section {
    padding: var(--spacing-2xl) var(--spacing-md);
}

.section-header {
    max-width: 700px;
    margin: 0 auto var(--spacing-2xl);
    text-align: center;
}

.section-label {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary-teal);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--neutral-900);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.section-description {
    font-size: 1.063rem;
    color: var(--neutral-600);
    line-height: 1.7;
}

.bg-light {
    background: var(--neutral-50);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
    background: var(--white);
    padding: var(--spacing-2xl) var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--neutral-200);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: var(--spacing-md);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-link {
    color: var(--neutral-600);
    text-decoration: none;
    font-size: 0.938rem;
}

.footer-link:hover {
    color: var(--primary-teal);
}

.footer-link-highlight {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-teal);
}

.footer-link-highlight:hover {
    color: var(--primary-dark);
}

.footer-partners {
    display: flex;
    justify-content: center;
    padding: var(--spacing-lg) 0;
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--neutral-200);
}

.footer-partner {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.partner-label {
    font-size: 0.875rem;
    color: var(--neutral-600);
}

.partner-logo {
    height: 40px;
    width: auto;
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--neutral-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copy {
    color: var(--neutral-600);
    font-size: 0.875rem;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--neutral-100);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neutral-600);
    text-decoration: none;
    transition: all 0.2s ease;
}

.social-link:hover {
    background: var(--primary-teal);
    color: var(--white);
}

/* ==========================================================================
   Responsive - Tablet
   ========================================================================== */

@media (max-width: 1024px) {
    :root {
        --spacing-xl: 2.5rem;
        --spacing-2xl: 3rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ==========================================================================
   Responsive - Mobile
   ========================================================================== */

@media (max-width: 768px) {
    :root {
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-2xl: 2.5rem;
    }

    .header-top .container {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .header-phone {
        font-size: 0.875rem;
    }

    .header-phone i {
        font-size: 1.25rem;
    }

    .nav-menu {
        display: none;
    }

    .nav-menu.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--white);
        box-shadow: var(--shadow-md);
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
    }

    .mobile-menu-toggle {
        display: block;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .section-description {
        font-size: 1rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .logo-img {
        height: 50px;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.875rem;
    }
}