/* ============================================
   LMCARS38 - Reprogrammation Moteur Grenoble
   Styles principaux
   ============================================ */

/* Variables */
:root {
    --color-primary: #e63946;
    --color-primary-dark: #c1121f;
    --color-secondary: #1d3557;
    --color-dark: #0a0a0a;
    --color-dark-light: #141414;
    --color-gray: #2a2a2a;
    --color-gray-light: #3a3a3a;
    --color-text: #f1f1f1;
    --color-text-muted: #a0a0a0;
    --color-white: #ffffff;
    --color-success: #2ecc71;
    
    --font-title: 'Orbitron', sans-serif;
    --font-body: 'Roboto', sans-serif;
    
    --transition: all 0.3s ease;
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 20px 60px rgba(230, 57, 70, 0.15);
    
    --container-width: 1200px;
    --section-padding: 100px;
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-dark);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

/* Container */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

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

.logo {
    font-family: var(--font-title);
    font-size: 1.8rem;
    font-weight: 900;
    letter-spacing: 2px;
}

.logo-lm {
    color: var(--color-white);
}

.logo-cars {
    color: var(--color-primary);
}

.logo-38 {
    color: var(--color-text-muted);
    font-size: 1.2rem;
}

.nav-menu {
    display: flex;
    gap: 35px;
}

.nav-link {
    font-family: var(--font-title);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-text);
    position: relative;
    padding: 5px 0;
}

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

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

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

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

.nav-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--color-white);
    transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-secondary) 50%, var(--color-dark) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(230, 57, 70, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(29, 53, 87, 0.3) 0%, transparent 50%);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding-top: 80px;
}

.hero-title {
    font-family: var(--font-title);
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 25px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

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

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.3rem);
    color: var(--color-text-muted);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 35px;
    font-family: var(--font-title);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(230, 57, 70, 0.4);
}

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

.btn-secondary:hover {
    background: var(--color-white);
    color: var(--color-dark);
    transform: translateY(-3px);
}

.btn-large {
    padding: 18px 45px;
    font-size: 1rem;
}

.btn-large svg {
    width: 18px;
    height: 18px;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-title);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--color-primary);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    display: block;
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
    transform: rotate(45deg);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* ============================================
   SECTIONS COMMUNES
   ============================================ */
section {
    padding: var(--section-padding) 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-title);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 15px;
}

.section-title {
    font-family: var(--font-title);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700;
    margin-bottom: 15px;
    text-transform: uppercase;
}

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

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    background: var(--color-dark-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--color-gray);
    border-radius: 15px;
    padding: 40px 30px;
    position: relative;
    transition: var(--transition);
    border: 1px solid var(--color-gray-light);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--color-primary);
    transform: scaleX(0);
    transition: var(--transition);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-color: var(--color-primary);
}

.service-card.featured {
    border-color: var(--color-primary);
    background: linear-gradient(135deg, var(--color-gray) 0%, rgba(230, 57, 70, 0.05) 100%);
}

.service-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--color-primary);
    color: var(--color-white);
    font-family: var(--font-title);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 5px 15px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(230, 57, 70, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.service-icon svg {
    width: 30px;
    height: 30px;
    color: var(--color-primary);
}

.service-card h3 {
    font-family: var(--font-title);
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--color-white);
}

.service-card > p {
    color: var(--color-text-muted);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.service-features {
    margin-top: 20px;
}

.service-features li {
    padding: 8px 0;
    color: var(--color-text);
    font-size: 0.9rem;
    position: relative;
    padding-left: 25px;
}

.service-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* ============================================
   AVANTAGES SECTION
   ============================================ */
.avantages {
    background: var(--color-dark);
}

.avantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.avantage-item {
    text-align: center;
    padding: 30px;
    transition: var(--transition);
}

.avantage-item:hover {
    transform: translateY(-5px);
}

.avantage-icon {
    width: 70px;
    height: 70px;
    background: rgba(230, 57, 70, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    transition: var(--transition);
}

.avantage-item:hover .avantage-icon {
    background: var(--color-primary);
}

.avantage-icon svg {
    width: 30px;
    height: 30px;
    color: var(--color-primary);
    transition: var(--transition);
}

.avantage-item:hover .avantage-icon svg {
    color: var(--color-white);
}

.avantage-item h3 {
    font-family: var(--font-title);
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--color-white);
}

.avantage-item p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* ============================================
   ZONE SECTION
   ============================================ */
.zone {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-dark) 100%);
    padding: var(--section-padding) 0;
}

.zone-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.zone-text .section-title {
    text-align: left;
}

.zone-text p {
    color: var(--color-text-muted);
    margin-bottom: 25px;
    font-size: 1.05rem;
}

.zone-list {
    margin-bottom: 25px;
}

.zone-list li {
    padding: 10px 0;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 12px;
}

.zone-check {
    color: var(--color-primary);
    font-weight: bold;
    font-size: 1.2rem;
}

.zone-note {
    color: var(--color-primary);
    font-style: italic;
    font-size: 0.95rem;
}

/* Zone Visual */
.zone-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.zone-circle {
    position: relative;
    width: 300px;
    height: 300px;
}

.zone-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-title);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
    z-index: 10;
    text-align: center;
}

.zone-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 2px solid rgba(230, 57, 70, 0.3);
    animation: pulse-ring 3s infinite;
}

.ring-1 {
    width: 100px;
    height: 100px;
    animation-delay: 0s;
}

.ring-2 {
    width: 180px;
    height: 180px;
    animation-delay: 1s;
}

.ring-3 {
    width: 260px;
    height: 260px;
    animation-delay: 2s;
}

@keyframes pulse-ring {
    0% { transform: translate(-50%, -50%) scale(1); opacity: 0.8; }
    100% { transform: translate(-50%, -50%) scale(1.1); opacity: 0; }
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    background: var(--color-dark-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 50px;
    align-items: start;
}

/* Form */
.contact-form {
    background: var(--color-gray);
    padding: 40px;
    border-radius: 15px;
    border: 1px solid var(--color-gray-light);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group.full {
    grid-column: 1 / -1;
}

.form-group label {
    display: block;
    font-family: var(--font-title);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--color-dark-light);
    border: 1px solid var(--color-gray-light);
    border-radius: 8px;
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #555;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a0a0a0' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
}

.form-group select option {
    background: var(--color-dark-light);
    color: var(--color-text);
}

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

/* Contact Info */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.info-card {
    background: var(--color-gray);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid var(--color-gray-light);
    transition: var(--transition);
}

.info-card:hover {
    border-color: var(--color-primary);
    transform: translateX(5px);
}

.info-icon {
    width: 50px;
    height: 50px;
    background: rgba(230, 57, 70, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.info-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

.info-card h4 {
    font-family: var(--font-title);
    font-size: 1rem;
    margin-bottom: 10px;
    color: var(--color-white);
}

.info-card p {
    color: var(--color-text);
    font-size: 1rem;
    margin-bottom: 5px;
}

.info-card p a {
    color: var(--color-primary);
}

.info-card p a:hover {
    text-decoration: underline;
}

.info-note {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* Social */
.info-card.social {
    text-align: center;
}

.info-card.social h4 {
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.social-link {
    width: 45px;
    height: 45px;
    background: var(--color-dark-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    border: 1px solid var(--color-gray-light);
}

.social-link svg {
    width: 20px;
    height: 20px;
    color: var(--color-text-muted);
    transition: var(--transition);
}

.social-link:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    transform: translateY(-3px);
}

.social-link:hover svg {
    color: var(--color-white);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--color-dark);
    border-top: 1px solid var(--color-gray);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    display: inline-block;
    margin-bottom: 20px;
}

.footer-brand p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

.footer-links h4 {
    font-family: var(--font-title);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 20px;
    color: var(--color-white);
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links ul li a {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: var(--color-primary);
    padding-left: 5px;
}

.footer-note {
    color: var(--color-primary);
    font-size: 0.85rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--color-gray);
}

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* ============================================
   MODAL
   ============================================ */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--color-gray);
    padding: 50px;
    border-radius: 20px;
    text-align: center;
    max-width: 450px;
    width: 90%;
    border: 1px solid var(--color-gray-light);
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.modal-icon {
    width: 60px;
    height: 60px;
    background: var(--color-success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 1.8rem;
    color: var(--color-white);
}

.modal-content h3 {
    font-family: var(--font-title);
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--color-white);
}

.modal-content p {
    color: var(--color-text-muted);
    margin-bottom: 30px;
    line-height: 1.7;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}

/* ============================================
   AUTHENTIFICATION (Login / Register)
   ============================================ */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-secondary) 50%, var(--color-dark) 100%);
    padding: 20px;
}

.auth-container {
    width: 100%;
    max-width: 450px;
    text-align: center;
}

.auth-logo {
    display: inline-block;
    font-family: var(--font-title);
    font-size: 2.5rem;
    font-weight: 900;
    letter-spacing: 2px;
    margin-bottom: 40px;
}

.auth-box {
    background: var(--color-gray);
    border-radius: 20px;
    padding: 40px;
    border: 1px solid var(--color-gray-light);
    box-shadow: var(--shadow);
}

.auth-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    background: var(--color-dark-light);
    padding: 5px;
    border-radius: 10px;
}

.auth-tab {
    flex: 1;
    padding: 12px;
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    font-family: var(--font-title);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    border-radius: 8px;
    transition: var(--transition);
}

.auth-tab.active {
    background: var(--color-primary);
    color: var(--color-white);
}

.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
    animation: fadeInUp 0.4s ease;
}

.auth-form h2 {
    font-family: var(--font-title);
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--color-white);
}

.auth-subtitle {
    color: var(--color-text-muted);
    margin-bottom: 30px;
    font-size: 0.95rem;
}

.auth-form .form-group {
    margin-bottom: 20px;
    text-align: left;
}

.auth-form .form-group label {
    display: block;
    font-family: var(--font-title);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.auth-form .form-group input {
    width: 100%;
    padding: 14px 18px;
    background: var(--color-dark-light);
    border: 1px solid var(--color-gray-light);
    border-radius: 8px;
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.auth-form .form-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.1);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.auth-message {
    margin-top: 20px;
    padding: 12px;
    border-radius: 8px;
    font-size: 0.9rem;
    display: none;
}

.auth-message.success {
    display: block;
    background: rgba(46, 204, 113, 0.1);
    color: var(--color-success);
    border: 1px solid rgba(46, 204, 113, 0.3);
}

.auth-message.error {
    display: block;
    background: rgba(230, 57, 70, 0.1);
    color: var(--color-primary);
    border: 1px solid rgba(230, 57, 70, 0.3);
}

.auth-back {
    display: inline-block;
    margin-top: 30px;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    transition: var(--transition);
}

.auth-back:hover {
    color: var(--color-primary);
}

/* ============================================
   ADMIN PANEL
   ============================================ */
.admin-page {
    display: flex;
    min-height: 100vh;
    background: var(--color-dark-light);
}

.admin-sidebar {
    width: 280px;
    background: var(--color-dark);
    border-right: 1px solid var(--color-gray);
    display: flex;
    flex-direction: column;
    padding: 30px 20px;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 100;
}

.admin-logo {
    display: inline-block;
    font-family: var(--font-title);
    font-size: 1.8rem;
    font-weight: 900;
    letter-spacing: 2px;
    margin-bottom: 40px;
    text-align: center;
}

.admin-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.admin-nav-link {
    padding: 12px 16px;
    color: var(--color-text-muted);
    font-family: var(--font-title);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 8px;
    transition: var(--transition);
}

.admin-nav-link:hover,
.admin-nav-link.active {
    background: rgba(230, 57, 70, 0.1);
    color: var(--color-primary);
}

.admin-sidebar-footer {
    border-top: 1px solid var(--color-gray);
    padding-top: 20px;
    text-align: center;
}

.admin-sidebar-footer span {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    margin-bottom: 15px;
    word-break: break-all;
}

.btn-small {
    padding: 10px 20px;
    font-size: 0.8rem;
}

.admin-main {
    flex: 1;
    margin-left: 280px;
    padding: 40px;
}

.admin-header {
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-gray);
}

.admin-header h1 {
    font-family: var(--font-title);
    font-size: 1.8rem;
    color: var(--color-white);
    margin-bottom: 10px;
}

.admin-header p {
    color: var(--color-text-muted);
    font-size: 1rem;
}

.admin-section {
    display: none;
    animation: fadeInUp 0.4s ease;
}

.admin-section.active {
    display: block;
}

.admin-section h2 {
    font-family: var(--font-title);
    font-size: 1.3rem;
    color: var(--color-white);
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--color-primary);
    display: inline-block;
}

.admin-form {
    background: var(--color-gray);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid var(--color-gray-light);
    margin-bottom: 30px;
}

.admin-form .form-group {
    margin-bottom: 20px;
}

.admin-form .form-group label {
    display: block;
    font-family: var(--font-title);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.admin-form .form-group input,
.admin-form .form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--color-dark-light);
    border: 1px solid var(--color-gray-light);
    border-radius: 8px;
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition);
}

.admin-form .form-group input:focus,
.admin-form .form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.1);
}

.admin-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.admin-actions {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-top: 30px;
}

.admin-message {
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 0.9rem;
    display: none;
}

.admin-message.success {
    display: block;
    background: rgba(46, 204, 113, 0.1);
    color: var(--color-success);
    border: 1px solid rgba(46, 204, 113, 0.3);
}

.admin-message.error {
    display: block;
    background: rgba(230, 57, 70, 0.1);
    color: var(--color-primary);
    border: 1px solid rgba(230, 57, 70, 0.3);
}

/* Bouton connexion dans navbar */
.nav-auth {
    background: var(--color-primary);
    color: var(--color-white) !important;
    padding: 8px 20px !important;
    border-radius: 5px;
    transition: var(--transition);
}

.nav-auth:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

.nav-auth::after {
    display: none !important;
}

/* Responsive Admin */
@media (max-width: 768px) {
    .admin-sidebar {
        width: 100%;
        position: relative;
        height: auto;
        padding: 20px;
    }
    
    .admin-main {
        margin-left: 0;
    }
    
    .admin-page {
        flex-direction: column;
    }
    
    .admin-form .form-row {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 992px) {
    .zone-content,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .zone-visual {
        order: -1;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--color-dark);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 30px;
        transition: var(--transition);
        border-left: 1px solid var(--color-gray);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        font-size: 1rem;
    }
    
    .hero-stats {
        gap: 30px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .zone-circle {
        width: 200px;
        height: 200px;
    }
    
    .ring-1 { width: 70px; height: 70px; }
    .ring-2 { width: 130px; height: 130px; }
    .ring-3 { width: 190px; height: 190px; }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .contact-form {
        padding: 25px;
    }
    
    .modal-content {
        padding: 30px 20px;
    }
}

/* Scrollbar personnalisée */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--color-gray-light);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}