/* ========================================
   Agence Ouverture - Page Publique
   Design inspiré de l'univers graphique
   Couleurs du logo : Noir #10110D, Bleu #3FC0F0, Rouge #D94190, Vert #6CBE99
   ======================================== */

:root {
    /* Couleurs du logo */
    --color-logo-black: #10110D;
    --color-logo-blue: #3FC0F0;
    --color-logo-red: #D94190;
    --color-logo-green: #6CBE99;
    
    /* Thème clair (par défaut) */
    --color-primary: #3FC0F0;
    --color-primary-hover: #2da8d8;
    --color-primary-light: #5dd0f5;
    --color-bg: #ffffff;
    --color-bg-alt: #f8f9fa;
    --color-text: #10110D;
    --color-text-muted: #4b5563;
    --color-border: #e5e7eb;
    --color-white: #ffffff;
    --color-success: #6CBE99;
    --color-danger: #D94190;
    --font-family: "Inter", "Segoe UI", "Roboto", "Helvetica Neue", Arial, sans-serif;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 2px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.12);
    --transition: 0.2s ease;
}

/* Mode sombre */
[data-theme="dark"] {
    --color-primary: #3FC0F0;
    --color-primary-hover: #5dd0f5;
    --color-primary-light: #7de0fa;
    --color-bg: #0f1419;
    --color-bg-alt: #1a1f28;
    --color-text: #e8ecf1;
    --color-text-muted: #9ca3af;
    --color-border: rgba(255, 255, 255, 0.1);
    --color-white: #ffffff;
    --color-success: #6CBE99;
    --color-danger: #D94190;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 2px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.5);
}

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

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

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

/* Header */
.header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .header {
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.logo h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-logo-black);
    letter-spacing: -0.02em;
    margin: 0;
}

.logo .tagline {
    display: block;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-weight: 400;
    margin-top: 0.25rem;
}

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

.nav-link {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius);
    transition: all var(--transition);
}

.nav-link:hover {
    color: var(--color-logo-blue);
    background: var(--color-bg-alt);
}

.nav-link-admin {
    background: var(--color-logo-blue);
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-md);
}

.nav-link-admin:hover {
    background: var(--color-primary-hover);
    color: var(--color-white);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-logo-blue) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: var(--spacing-md);
    opacity: 0.95;
}

.hero-warning {
    font-size: clamp(1rem, 2vw, 1.125rem);
    background: rgba(255, 255, 255, 0.2);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius);
    margin: var(--spacing-md) 0;
    font-weight: 600;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.public-site-link {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.public-site-link p {
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all var(--transition);
    min-height: 44px;
}

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

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

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

.btn-secondary:hover {
    background: var(--color-white);
    color: var(--color-logo-blue);
}

/* Sections */
section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-logo-black);
}

/* Services */
.services {
    background: var(--color-bg-alt);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

[data-theme="dark"] .service-card {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.service-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-logo-blue);
}

.service-description {
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* Réalisations */
.realisations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.realisation-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

[data-theme="dark"] .realisation-card {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
}

.realisation-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.realisation-image {
    width: 100%;
    height: 200px;
    background: var(--color-bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-image {
    color: var(--color-text-muted);
    font-size: 1.25rem;
}

.realisation-content {
    padding: var(--spacing-md);
}

.realisation-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-logo-blue);
}

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

/* Contact */
.contact {
    background: var(--color-bg-alt);
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-logo-black);
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-logo-black);
}

.contact-item {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-border);
}

.contact-item:last-of-type {
    border-bottom: none;
}

.contact-item strong {
    display: block;
    color: var(--color-text);
    margin-bottom: 0.25rem;
    font-size: 0.9375rem;
}

.contact-item p {
    margin: 0;
    color: var(--color-text-muted);
}

.contact-item a {
    color: var(--color-logo-blue);
    text-decoration: none;
    transition: all var(--transition);
}

.contact-item a:hover {
    color: var(--color-primary-hover);
    text-decoration: underline;
}

.public-site-banner {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--color-bg-alt);
    border-radius: var(--radius);
    border: 2px solid var(--color-logo-blue);
}

[data-theme="dark"] .public-site-banner {
    background: rgba(63, 192, 240, 0.1);
}

.public-site-banner p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.public-site-link-btn {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-logo-blue);
    color: var(--color-white);
    text-decoration: none;
    border-radius: var(--radius);
    font-weight: 600;
    transition: all var(--transition);
}

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

.contact-form {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.contact-form h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-logo-black);
}

[data-theme="dark"] .contact-form {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
}

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.9375rem;
    transition: all var(--transition);
    background: var(--color-white);
    color: var(--color-text);
}

[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group textarea {
    background: var(--color-bg);
    color: var(--color-text);
    border-color: var(--color-border);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-logo-blue);
    box-shadow: 0 0 0 3px rgba(63, 192, 240, 0.15);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: var(--color-logo-black);
    color: var(--color-white);
    padding: var(--spacing-lg) 0;
    text-align: center;
}

[data-theme="dark"] .footer {
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
}

.footer-content p {
    margin: 0;
    opacity: 0.9;
}

/* Theme Toggle Button */
.theme-toggle {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 1000;
    width: 48px;
    height: 48px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    font-size: 1.25rem;
    transition: all var(--transition);
}

.theme-toggle:hover {
    background: var(--color-bg-alt);
    border-color: var(--color-logo-blue);
    transform: scale(1.05);
}

.theme-toggle:active {
    opacity: 0.8;
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .nav {
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .services-grid,
    .realisations-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
}