/* ========================================
   THÈME PROFESSIONNEL MODERNE - VTC
   Couleurs attirantes et lumineuses
   ======================================== */

/* Reset et styles de base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #1e293b;
    line-height: 1.6;
    overflow-x: hidden;
    background: #f8fafc;
}

/* Header / Navigation - Design Moderne et Lumineux */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    z-index: 1000;
    padding: 18px 0;
    box-shadow: 0 2px 20px rgba(37, 99, 235, 0.08);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(37, 99, 235, 0.1);
}

nav {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 40px;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, #2563eb 0%, #0ea5e9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 35px;
    align-items: center;
}

.nav-links a {
    color: #475569;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.3s;
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: #2563eb;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #2563eb, #0ea5e9);
    transition: width 0.3s;
}

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

.btn-reserver {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    padding: 12px 28px;
    border-radius: 12px;
    color: #fff !important;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
}

.btn-reserver::after {
    display: none;
}

.btn-reserver:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.35);
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
}

/* Menu Hamburger - Version Claire */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.hamburger span {
    width: 28px;
    height: 3px;
    background: #2563eb;
    transition: all 0.3s ease;
    border-radius: 3px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

/* Overlay */
.nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 998;
}

.nav-overlay.active {
    display: block;
}

/* Section Hero - Design Moderne et Lumineux avec Excellente Lisibilité */
.hero-section {
    position: relative;
    min-height: 100vh;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 50%, #e0f2fe 100%);
}

.video-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
    opacity: 0.2;
    filter: blur(3px) brightness(1.1);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(239, 246, 255, 0.85) 0%, 
        rgba(219, 234, 254, 0.90) 50%,
        rgba(224, 242, 254, 0.85) 100%);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    width: 100%;
    padding: 0 40px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.welcome-text {
    font-size: 13px;
    color: #2563eb;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 0 2px 10px rgba(255, 255, 255, 0.8);
}

.hero-text h1 {
    font-size: 72px;
    color: #0f172a;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 30px;
    letter-spacing: -1px;
    text-shadow: 
        0 2px 4px rgba(255, 255, 255, 0.9),
        0 4px 12px rgba(37, 99, 235, 0.1);
}

.hero-text h1 span {
    background: linear-gradient(135deg, #2563eb 0%, #0ea5e9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
    font-weight: 800;
}

.hero-description {
    font-size: 18px;
    color: #1e293b;
    margin-bottom: 40px;
    max-width: 550px;
    line-height: 1.8;
    text-shadow: 0 1px 3px rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.btn-gold {
    padding: 16px 40px;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: #fff;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-gold:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(37, 99, 235, 0.4);
    background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
}

.btn-transparent {
    padding: 16px 40px;
    background: #fff;
    color: #2563eb;
    text-decoration: none;
    border-radius: 12px;
    border: 2px solid #2563eb;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-transparent:hover {
    background: #2563eb;
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.25);
}

/* Formulaire de réservation - Design Moderne Blanc avec Excellente Visibilité */
.reservation-form {
    background: rgba(255, 255, 255, 0.98);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 
        0 20px 60px rgba(37, 99, 235, 0.15),
        0 0 0 1px rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.reservation-form h2 {
    color: #0f172a;
    font-size: 32px;
    margin-bottom: 10px;
    font-weight: 700;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5);
}

.reservation-form .subtitle {
    color: #475569;
    margin-bottom: 30px;
    font-size: 16px;
    font-weight: 500;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    color: #2563eb;
    margin-bottom: 8px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: #f8fafc;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    color: #1e293b;
    font-size: 15px;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input::placeholder,
.form-group select::placeholder,
.form-group textarea::placeholder {
    color: #94a3b8;
}

.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover {
    background: #fff;
    border-color: #cbd5e1;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
    background: #fff;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

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

.btn-submit {
    width: 100%;
    padding: 18px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 17px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.3);
}

.btn-submit:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(16, 185, 129, 0.4);
}

.btn-submit:active {
    transform: translateY(0);
}

/* Sections générales - Design Lumineux */
.section {
    padding: 100px 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-size: 48px;
    color: #0f172a;
    margin-bottom: 20px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.section-subtitle {
    font-size: 20px;
    color: #64748b;
    margin-bottom: 60px;
    max-width: 700px;
}

/* Services Grid - Cartes Modernes */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: #fff;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.08);
    transition: all 0.3s;
    border: 1px solid rgba(37, 99, 235, 0.1);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #2563eb, #0ea5e9);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s;
}

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

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 40px rgba(37, 99, 235, 0.15);
}

.service-card h3 {
    font-size: 24px;
    color: #0f172a;
    margin-bottom: 15px;
    font-weight: 700;
}

.service-card p {
    color: #64748b;
    font-size: 16px;
    line-height: 1.8;
}

/* Contact - Design Moderne */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    padding: 50px;
    border-radius: 20px;
    color: #fff;
    box-shadow: 0 20px 60px rgba(37, 99, 235, 0.3);
}

.contact-info h3 {
    font-size: 28px;
    margin-bottom: 30px;
    font-weight: 700;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    transition: all 0.3s;
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateX(10px);
}

.contact-item i {
    font-size: 24px;
    color: #fff;
}

.contact-form {
    background: #fff;
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(37, 99, 235, 0.08);
    border: 1px solid rgba(37, 99, 235, 0.1);
}

/* Footer - Design Moderne */
footer {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #cbd5e1;
    padding: 60px 40px 30px;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    color: #fff;
    margin-bottom: 20px;
    font-size: 20px;
    font-weight: 700;
}

.footer-section a {
    color: #cbd5e1;
    text-decoration: none;
    display: block;
    margin-bottom: 12px;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: #0ea5e9;
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 30px;
    border-top: 1px solid rgba(203, 213, 225, 0.1);
    text-align: center;
    color: #94a3b8;
}

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

@media (max-width: 968px) {
    .hamburger {
        display: flex;
    }
    
    nav {
        padding: 0 20px;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: #fff;
        flex-direction: column;
        padding: 80px 20px 20px;
        gap: 0;
        transition: right 0.3s ease;
        z-index: 999;
        overflow-y: auto;
        box-shadow: -5px 0 30px rgba(37, 99, 235, 0.1);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links li {
        width: 100%;
        border-bottom: 1px solid rgba(37, 99, 235, 0.1);
    }
    
    .nav-links a {
        display: block;
        padding: 18px 20px;
        text-align: left;
        font-size: 16px;
        border-left: 3px solid transparent;
        transition: all 0.3s;
        color: #475569;
    }
    
    .nav-links a::after {
        display: none;
    }
    
    .nav-links a:hover,
    .nav-links a.active {
        background: rgba(37, 99, 235, 0.05);
        border-left-color: #2563eb;
        color: #2563eb;
    }
    
    .btn-reserver {
        margin-top: 10px;
        text-align: center !important;
        border-radius: 12px !important;
    }
    
    /* Hero Mobile */
    .hero-content {
        grid-template-columns: 1fr;
        padding: 20px;
        gap: 0;
        height: 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        align-items: center;
    }
    
    .hero-text {
        flex: 1;
        display: flex;
        flex-direction: column;
        justify-content: center;
        text-align: center;
        padding: 80px 20px 20px;
        max-width: 100%;
    }
    
    .welcome-text {
        font-size: 11px;
        margin-bottom: 15px;
    }
    
    .hero-text h1 {
        font-size: 36px;
        margin-bottom: 20px;
        line-height: 1.1;
    }
    
    .hero-description {
        font-size: 15px;
        margin-bottom: 30px;
        max-width: 100%;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
        gap: 15px;
        margin-bottom: 30px;
    }
    
    .btn-gold,
    .btn-transparent {
        width: 100%;
        justify-content: center;
        padding: 14px 30px;
        font-size: 15px;
    }
    
    /* Formulaire Mobile */
    .reservation-form {
        width: calc(100% + 40px);
        padding: 25px 20px;
        border-radius: 25px 25px 0 0;
        margin: 0 -20px -20px -20px;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        box-shadow: 0 -10px 40px rgba(37, 99, 235, 0.15);
    }
    
    .reservation-form h2 {
        font-size: 22px;
        margin-bottom: 8px;
        text-align: center;
    }
    
    .reservation-form .subtitle {
        font-size: 14px;
        margin-bottom: 20px;
        text-align: center;
    }
    
    .form-group {
        margin-bottom: 16px;
    }
    
    .form-group label {
        font-size: 12px;
        margin-bottom: 6px;
    }
    
    .form-group input,
    .form-group select {
        padding: 13px 15px;
        font-size: 14px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .btn-submit {
        padding: 15px;
        font-size: 15px;
        margin-top: 5px;
    }
    
    /* Grilles en 1 colonne */
    .contact-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    /* Sections */
    .section {
        padding: 60px 20px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .service-card {
        padding: 30px 20px;
    }
    
    .contact-info,
    .contact-form {
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 20px;
    }
    
    .nav-links {
        width: 100%;
        right: -100%;
    }
    
    .hero-text {
        padding: 70px 15px 15px;
    }
    
    .welcome-text {
        font-size: 10px;
        margin-bottom: 12px;
    }
    
    .hero-text h1 {
        font-size: 28px;
        line-height: 1.1;
        margin-bottom: 15px;
    }
    
    .hero-description {
        font-size: 14px;
        line-height: 1.5;
        margin-bottom: 25px;
    }
    
    .hero-buttons {
        gap: 12px;
        margin-bottom: 25px;
    }
    
    .btn-gold,
    .btn-transparent {
        padding: 12px 25px;
        font-size: 14px;
    }
    
    .reservation-form {
        padding: 20px 15px;
        margin: 0 -15px -15px -15px;
        border-radius: 20px 20px 0 0;
    }
    
    .reservation-form h2 {
        font-size: 19px;
        margin-bottom: 6px;
    }
    
    .reservation-form .subtitle {
        font-size: 13px;
        margin-bottom: 15px;
    }
    
    .form-group {
        margin-bottom: 14px;
    }
    
    .form-group label {
        font-size: 11px;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 11px 13px;
        font-size: 13px;
    }
    
    .form-row {
        gap: 14px;
    }
    
    .btn-submit {
        padding: 13px;
        font-size: 14px;
    }
    
    .section-title {
        font-size: 28px;
    }
}

/* Mode paysage mobile */
@media (max-width: 968px) and (max-height: 600px) and (orientation: landscape) {
    .hero-text {
        padding: 60px 15px 10px;
    }
    
    .welcome-text {
        font-size: 10px;
        margin-bottom: 8px;
    }
    
    .hero-text h1 {
        font-size: 26px;
        margin-bottom: 10px;
    }
    
    .hero-description {
        font-size: 13px;
        margin-bottom: 15px;
    }
    
    .hero-buttons {
        gap: 10px;
        margin-bottom: 15px;
    }
    
    .btn-gold,
    .btn-transparent {
        padding: 10px 20px;
        font-size: 13px;
    }
    
    .reservation-form {
        padding: 15px;
        border-radius: 15px 15px 0 0;
    }
    
    .reservation-form h2 {
        font-size: 17px;
        margin-bottom: 5px;
    }
    
    .reservation-form .subtitle {
        font-size: 12px;
        margin-bottom: 10px;
    }
    
    .form-group {
        margin-bottom: 10px;
    }
    
    .form-group input,
    .form-group select {
        padding: 9px 12px;
        font-size: 12px;
    }
    
    .btn-submit {
        padding: 11px;
        font-size: 13px;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.8s ease-out;
}

/* Messages d'alerte */
.alert {
    padding: 15px 20px;
    border-radius: 12px;
    margin-bottom: 20px;
    border: 1px solid;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border-color: #6ee7b7;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border-color: #fca5a5;
}

/* Amélioration de l'accessibilité */
:focus-visible {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}