/* ============================================
   VARIABLES CSS - Configuration centralisée
   ============================================ */
:root {
    --primary-color: #a855f7;
    --primary-dark: #7c3aed;
    --secondary-color: #ec4899;
    --accent-color: #f59e0b;
    --bg-dark: #0a0a0a;
    --bg-card: rgba(16, 16, 16, 0.4);
    --bg-glass: rgba(255, 255, 255, 0.05);
    --text-light: #f8fafc;
    --text-gray: #94a3b8;
    --border-color: rgba(168, 85, 247, 0.2);
    --gradient: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --shadow-glow: 0 0 30px rgba(168, 85, 247, 0.3);
    --glass-border: rgba(255, 255, 255, 0.1);
    --transition-speed: 0.3s;
}

/* ============================================
   RESET & BASE OPTIMISÉS
   ============================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-dark);
    color: var(--text-light);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Arrière-plan animé optimisé avec will-change */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, 
        rgba(10, 10, 10, 1) 0%,
        rgba(44, 4, 71, 0.3) 25%,
        rgba(10, 10, 10, 1) 50%,
        rgba(124, 58, 237, 0.2) 75%,
        rgba(10, 10, 10, 1) 100%);
    background-size: 400% 400%;
    animation: gradientShift 20s ease infinite;
    z-index: -2;
    will-change: background-position;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* ============================================
   PARTICULES OPTIMISÉES
   ============================================ */
#particles-container {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 50%;
    opacity: 0.5;
    animation: float 6s ease-in-out infinite;
    will-change: transform, opacity;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); opacity: 0.5; }
    50% { transform: translateY(-20px) rotate(180deg); opacity: 0.8; }
}

/* ============================================
   HEADER GLASSMORPHISM OPTIMISÉ
   ============================================ */
.header-glass {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.3);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    transition: transform var(--transition-speed) ease, background var(--transition-speed) ease;
    will-change: transform, background;
}

.header-glass.scrolled {
    background: rgba(10, 10, 10, 0.7);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    box-shadow: var(--shadow-glow);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(1rem, 4vw, 2rem);
}

.header-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'Playfair Display', serif;
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    font-weight: 700;
    color: var(--text-light);
    text-decoration: none;
    transition: opacity var(--transition-speed) ease;
}

.logo:hover { opacity: 0.8; }

.nav-logo-img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

/* Navigation Desktop */
.desktop-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    position: relative;
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all var(--transition-speed) ease;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: width var(--transition-speed) ease;
    transform: translateX(-50%);
}

.nav-link:hover::after { width: 80%; }

/* Boutons CTA */
.header-cta-button, .primary-button {
    position: relative;
    background: var(--bg-glass);
    border: 1px solid var(--glass-border);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    overflow: hidden;
    transition: all var(--transition-speed) ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.header-cta-button::before, .primary-button::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient);
    opacity: 0.8;
    z-index: -1;
    border-radius: inherit;
}

.header-cta-button:hover, .primary-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
    border-color: var(--primary-color);
}

.secondary-button {
    background: var(--bg-glass);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.secondary-button:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* ============================================
   MENU MOBILE
   ============================================ */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 22px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.hamburger-line {
    width: 100%;
    height: 3px;
    background: var(--text-light);
    transition: all var(--transition-speed) ease;
    border-radius: 3px;
}

.mobile-menu-btn.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.mobile-menu {
    position: fixed;
    inset: 0;
    transform: translateX(-100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
    display: none;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu-overlay {
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu-content {
    text-align: center;
    padding: 2rem;
}

.mobile-nav-link {
    display: block;
    color: var(--text-light);
    text-decoration: none;
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 600;
    margin: 2rem 0;
    transition: all var(--transition-speed) ease;
    padding: 1rem;
    border-radius: 10px;
}

.mobile-nav-link:hover {
    color: var(--primary-color);
    background: var(--bg-glass);
}

.mobile-cta-button {
    background: var(--bg-glass);
    border: 1px solid var(--glass-border);
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    margin-top: 2rem;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-speed) ease;
}

.mobile-cta-button::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient);
    opacity: 0.8;
    z-index: -1;
    border-radius: inherit;
}

.mobile-cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* ============================================
   SECTION HERO
   ============================================ */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: url('https://images.pexels.com/photos/3997334/pexels-photo-3997334.jpeg?auto=compress&cs=tinysrgb&w=1920') center/cover no-repeat;
    filter: brightness(0.3);
    z-index: -1;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, 
        rgba(10, 10, 10, 0.8) 0%,
        rgba(168, 85, 247, 0.2) 50%,
        rgba(10, 10, 10, 0.8) 100%);
    z-index: 1;
}

.hero-container {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(1rem, 4vw, 2rem);
}

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

.hero-logo-img {
    max-width: min(200px, 40vw);
    height: auto;
    margin: 0 auto 2rem;
    display: block;
    filter: drop-shadow(0 0 20px rgba(168, 85, 247, 0.5));
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2.5rem, 10vw, 6rem);
    font-weight: 900;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 20px rgba(168, 85, 247, 0.5));
}

.hero-subtitle {
    font-size: clamp(1.1rem, 3vw, 1.8rem);
    margin-bottom: 1rem;
    color: var(--text-gray);
    font-weight: 300;
}

.hero-description {
    font-size: clamp(0.95rem, 2vw, 1.1rem);
    margin-bottom: 2.5rem;
    color: var(--text-gray);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: var(--primary-color);
    position: relative;
    animation: scrollBounce 2s infinite;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -4px;
    width: 10px;
    height: 10px;
    border-right: 2px solid var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    transform: rotate(45deg);
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(10px); opacity: 0.5; }
}

/* ============================================
   SECTIONS COMMUNES
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(1rem, 4vw, 2rem);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   SECTION SERVICES
   ============================================ */
.services-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, 
        rgba(10, 10, 10, 0.9) 0%,
        rgba(44, 4, 71, 0.1) 50%,
        rgba(10, 10, 10, 0.9) 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.service-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    transition: all var(--transition-speed) ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(168, 85, 247, 0.1), transparent);
    transition: left 0.6s ease;
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.08);
}

.service-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    border-radius: 50%;
    background: var(--bg-glass);
    border: 1px solid var(--glass-border);
    position: relative;
}

.service-icon::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient);
    opacity: 0.8;
    z-index: -1;
    border-radius: inherit;
}

.service-title {
    font-family: 'Playfair Display', serif;
    font-size: 1.4rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.service-items {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.service-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: all var(--transition-speed) ease;
}

.service-item:hover {
    padding-left: 0.75rem;
    background: var(--bg-glass);
    border-radius: 8px;
}

.item-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.item-name {
    font-weight: 600;
    color: var(--text-light);
}

.item-desc {
    font-size: 0.85rem;
    color: var(--text-gray);
    line-height: 1.4;
}

.item-price {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--primary-color);
    white-space: nowrap;
    margin-left: 1rem;
}

.services-cta {
    display: flex;
    justify-content: center;
    margin-top: 3rem;
}

/* ============================================
   SECTION GALERIE - CAROUSEL
   ============================================ */
.gallery-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, 
        rgba(10, 10, 10, 0.9) 0%,
        rgba(124, 58, 237, 0.1) 50%,
        rgba(10, 10, 10, 0.9) 100%);
}

.carousel-container {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    border-radius: 20px;
    overflow: hidden;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.carousel-track-container {
    width: 100%;
    overflow: hidden;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

.carousel-slide {
    min-width: 100%;
    position: relative;
    user-select: none;
}

.carousel-slide img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
    max-height: 600px;
}

.carousel-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(168, 85, 247, 0.8);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.3rem;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-speed) ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.carousel-nav-btn:hover {
    background: var(--primary-color);
    transform: translateY(-50%) scale(1.1);
}

.carousel-nav-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.carousel-nav-btn.prev { left: 15px; }
.carousel-nav-btn.next { right: 15px; }

.carousel-dots {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
    padding: 10px 15px;
    background: rgba(10, 10, 10, 0.6);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.carousel-dot {
    width: 10px;
    height: 10px;
    background: var(--text-gray);
    border-radius: 50%;
    border: none;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    padding: 0;
}

.carousel-dot:hover {
    background: rgba(168, 85, 247, 0.7);
    transform: scale(1.2);
}

.carousel-dot.active {
    background: var(--primary-color);
    box-shadow: 0 0 10px var(--primary-color);
}

/* ============================================
   SECTION ZONE D'INTERVENTION
   ============================================ */
.service-area-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, 
        rgba(10, 10, 10, 0.9) 0%,
        rgba(168, 85, 247, 0.1) 50%,
        rgba(10, 10, 10, 0.9) 100%);
}

.map-container {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    border-radius: 20px;
    overflow: hidden;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-glow);
}

#nail-tech-map {
    height: 500px;
    width: 100%;
    z-index: 1;
}

.map-overlay-info {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 1.25rem 1.5rem;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 15px;
    color: var(--text-light);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    z-index: 1000;
    max-width: 280px;
    border: 1px solid var(--glass-border);
}

.map-overlay-info h3 {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.map-overlay-info p {
    font-size: 0.9rem;
    color: var(--text-gray);
    line-height: 1.5;
}

/* Masquer contrôles Leaflet */
.leaflet-control-attribution,
.leaflet-control-zoom {
    display: none !important;
}

.leaflet-popup-content-wrapper,
.leaflet-popup-tip {
    background: var(--bg-card);
    color: var(--text-light);
    border-radius: 10px;
    padding: 1rem;
}

/* ============================================
   SECTION CONTACT
   ============================================ */
.contact-section {
    padding: 5rem 0;
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 3rem;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-speed) ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
    border-color: var(--primary-color);
}

.contact-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.contact-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.contact-card p {
    color: var(--text-gray);
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.contact-link {
    color: var(--text-light);
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}

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

.contact-detail {
    font-size: 0.9rem;
    color: var(--text-gray);
}

/* Horaires */
.hours-list-direct {
    margin-top: 1rem;
    text-align: left;
}

.hours-main-info {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.hour-item {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    font-size: 0.95rem;
    color: var(--text-light);
}

.hour-item:not(:last-child) {
    border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
}

.hour-item span:first-child {
    font-weight: 400;
    color: var(--text-gray);
}

.hour-item.closed span:last-child {
    color: var(--secondary-color);
    font-weight: 600;
}

/* Formulaire Contact */
.contact-form-container {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.contact-form-container h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    position: relative;
}

.form-group label {
    display: block;
    color: var(--text-gray);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    transition: color var(--transition-speed) ease;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 0.875rem;
    color: var(--text-light);
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: all var(--transition-speed) ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(168, 85, 247, 0.3);
    background: rgba(255, 255, 255, 0.08);
}

.form-group input:focus + label,
.form-group select:focus + label,
.form-group textarea:focus + label {
    color: var(--primary-color);
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.75rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
    cursor: pointer;
}

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

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

/* Messages de formulaire */
.form-message {
    display: none;
    padding: 1rem;
    border-radius: 10px;
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.form-message--success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #10b981;
}

.form-message--error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

/* Réseaux sociaux */
.social-links {
    text-align: center;
    margin-top: 4rem;
}

.social-links h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.social-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.social-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    color: var(--text-light);
    text-decoration: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    transition: all var(--transition-speed) ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.social-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.social-btn.instagram:hover {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
    border-color: transparent;
}

.social-btn.tiktok:hover {
    background: #000000;
    border-color: transparent;
}

.social-icon {
    font-size: 1.5rem;
}

/* Diplôme */
.diploma-verification-block {
    max-width: 800px;
    margin: 3rem auto 0;
}

.diploma-details {
    border: 1px solid var(--border-color);
    border-radius: 15px;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

.diploma-summary {
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    padding: 1.25rem;
    background: rgba(168, 85, 247, 0.1);
    color: var(--text-light);
    list-style: none;
    transition: background var(--transition-speed) ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.diploma-summary:hover {
    background: rgba(168, 85, 247, 0.15);
}

.diploma-summary::before {
    content: "▼";
    font-size: 0.8em;
    color: var(--primary-color);
    transition: transform var(--transition-speed) ease;
}

.diploma-details[open] .diploma-summary::before {
    transform: rotate(180deg);
}

.diploma-content {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-gray);
}

.diploma-content p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.diploma-image {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 1rem auto;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
    margin-top: 5rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem clamp(1rem, 4vw, 2rem) 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--glass-border);
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-brand {
    flex: 1;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.footer-brand p {
    color: var(--text-gray);
    margin: 0;
}

.footer-links {
    display: flex;
    gap: 2rem;
    align-items: center;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-gray);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-speed) ease;
    position: relative;
}

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

.footer-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: width var(--transition-speed) ease;
}

.footer-links a:hover::after {
    width: 100%;
}

.footer-bottom {
    text-align: center;
    color: var(--text-gray);
}

.footer-bottom p {
    margin: 0.5rem 0;
    font-size: 0.9rem;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    .desktop-menu {
        display: none;
    }
    
    .mobile-menu-btn,
    .mobile-menu {
        display: flex;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .carousel-nav-btn {
        width: 40px;
        height: 40px;
        font-size: 1.1rem;
    }
    
    .carousel-nav-btn.prev { left: 10px; }
    .carousel-nav-btn.next { right: 10px; }
    
    #nail-tech-map {
        height: 350px;
    }
    
    .map-overlay-info {
        position: static;
        max-width: 100%;
        border-radius: 0 0 20px 20px;
        border-top: 1px solid var(--glass-border);
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-logo-img {
        width: 40px;
        height: 40px;
    }
    
    .hero-logo-img {
        max-width: 150px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .carousel-slide img {
        max-height: 400px;
    }
    
    .service-card,
    .contact-card,
    .contact-form-container {
        padding: 1.5rem;
    }
}

/* ============================================
   AMÉLIORATION ACCESSIBILITÉ
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: 4px;
}

/* ============================================
   ÉTAT DE CHARGEMENT
   ============================================ */
.loading {
    opacity: 0;
}

.loaded {
    opacity: 1;
    transition: opacity 0.5s ease;
}

/* ============================================
   OPTIMISATIONS PRINT
   ============================================ */
@media print {
    .header-glass,
    .mobile-menu,
    .scroll-indicator,
    .carousel-nav-btn,
    .carousel-dots,
    #particles-container,
    .footer {
        display: none !important;
    }
}