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

:root {
    --dark-blue: #1a365d;
    --sky-blue: #3b82f6;
    --yellow: #fbbf24;
    --white: #ffffff;
    --light-gray: #f3f4f6;
    --medium-gray: #6b7280;
    --dark-gray: #1f2937;
    --success: #10b981;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--dark-gray);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: 48px; }
h2 { font-size: 36px; }
h3 { font-size: 28px; }
h4 { font-size: 24px; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 80px;
}

section {
    padding: 64px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 48px;
}

.section-title h2 {
    color: var(--dark-blue);
    margin-bottom: 16px;
}

.section-title p {
    color: var(--medium-gray);
    font-size: 18px;
}

.btn {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--yellow);
    color: var(--dark-blue);
    position: relative;
    overflow: hidden;
    box-shadow: 0 6px 0 #d97706, 0 8px 20px rgba(251, 191, 36, 0.3);
    transform: translateY(0);
}

.btn-primary::after {
    content: '→';
    position: absolute;
    right: 20px;
    transition: transform 0.3s ease;
}

.btn-primary:hover::after {
    transform: translateX(5px);
}

.btn-primary:hover {
    background: #f59e0b;
    box-shadow: 0 6px 0 #d97706, 0 10px 25px rgba(251, 191, 36, 0.4);
}

.btn-primary:active {
    transform: translateY(4px);
    box-shadow: 0 2px 0 #d97706, 0 4px 10px rgba(251, 191, 36, 0.3);
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(251, 191, 36, 0.5);
    }
    50% {
        box-shadow: 0 0 30px rgba(251, 191, 36, 0.7);
    }
}

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

.btn-secondary:hover {
    background: #2563eb;
    transform: scale(1.02);
}

header {
    background: rgba(26, 54, 93, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

header.scrolled {
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 80px;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-menu a {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: var(--yellow);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 24px;
}

.phone-link {
    color: var(--white);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--white);
    margin: 3px 0;
    transition: 0.3s;
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.glass-white {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.pricing-card {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.pricing-card:hover {
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

.service-card {
    transform-style: preserve-3d;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.service-card:hover {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

@keyframes moveTaxi {
    0% {
        left: -5%;
    }
    100% {
        left: 105%;
    }
}

@keyframes rotate3d {
    0% {
        transform: rotateY(0deg);
    }
    100% {
        transform: rotateY(360deg);
    }
}

@keyframes rotateCarousel {
    0% {
        transform: rotateY(0deg);
    }
    100% {
        transform: rotateY(-360deg);
    }
}

.carousel-item {
    backface-visibility: hidden;
}

.carousel-card {
    backface-visibility: hidden;
}

.swiper {
    width: 100%;
    padding-top: 50px;
    padding-bottom: 50px;
}

.swiper-slide {
    background-position: center;
    background-size: cover;
    width: 400px;
}

.swiper-pagination-bullet {
    background: var(--sky-blue);
    opacity: 0.5;
}

.swiper-pagination-bullet-active {
    background: var(--yellow);
    opacity: 1;
}

.service-option input:checked + div {
    border-color: var(--sky-blue);
    background: rgba(59, 130, 246, 0.05);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.15);
}

.service-option:hover div {
    border-color: var(--sky-blue);
    transform: translateY(-2px);
}

#bookingForm input:focus,
#bookingForm select:focus {
    outline: none;
    border-color: var(--sky-blue) !important;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

#contactForm input:focus,
#contactForm select:focus,
#contactForm textarea:focus {
    outline: none;
    border-color: var(--sky-blue) !important;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

@media (max-width: 768px) {
    h1 { font-size: 32px; }
    h2 { font-size: 28px; }
    h3 { font-size: 24px; }
    
    .container {
        padding: 0 24px;
    }
    
    nav {
        padding: 16px 24px;
    }
    
    .logo {
        font-size: 18px;
    }
    
    .nav-right .btn {
        padding: 10px 16px;
        font-size: 14px;
    }
    
    section {
        padding: 48px 0;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 60px;
        flex-direction: column;
        background: var(--dark-blue);
        width: 100%;
        text-align: center;
        transition: left 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
        padding: 32px 0;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        opacity: 0;
        transform: translateX(-20px);
        animation: slideInMenu 0.4s ease forwards;
    }
    
    .nav-menu.active li:nth-child(1) { animation-delay: 0.1s; }
    .nav-menu.active li:nth-child(2) { animation-delay: 0.15s; }
    .nav-menu.active li:nth-child(3) { animation-delay: 0.2s; }
    .nav-menu.active li:nth-child(4) { animation-delay: 0.25s; }
    .nav-menu.active li:nth-child(5) { animation-delay: 0.3s; }
    .nav-menu.active li:nth-child(6) { animation-delay: 0.35s; }
    .nav-menu.active li:nth-child(7) { animation-delay: 0.4s; }
    
    @keyframes slideInMenu {
        to {
            opacity: 1;
            transform: translateX(0);
        }
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-right .phone-link {
        display: none;
    }
    
    #accueil h1 {
        font-size: 28px !important;
    }
    
    #reservation > div > div,
    #contact > div > div,
    #apropos > div > div {
        grid-template-columns: 1fr !important;
    }
    
    #reservation form > div:first-child {
        grid-template-columns: 1fr !important;
    }
    
    #reservation form > div:nth-child(2) > div:last-child {
        grid-template-columns: 1fr !important;
    }
    
    #reservation form input,
    #reservation form select,
    #reservation form button,
    #contactForm input,
    #contactForm select,
    #contactForm textarea,
    #contactForm button {
        font-size: 16px !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    
    #reservation form,
    #contactForm {
        padding: 24px !important;
    }
    
    #contact > div > div {
        grid-template-columns: 1fr !important;
    }
    
    .swiper-slide {
        width: 300px !important;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 16px;
    }
    
    .nav-right .btn {
        padding: 8px 12px;
        font-size: 13px;
    }
    
    .container {
        padding: 0 16px;
    }
    
    nav {
        padding: 12px 16px;
    }
    
    h1 { font-size: 24px; }
    h2 { font-size: 22px; }
    
    #accueil h1 {
        font-size: 22px !important;
    }
    
    #reservation form > div:nth-child(3),
    #contactForm > div > div:nth-child(2) {
        grid-template-columns: 1fr !important;
    }
    
    #reservation form,
    #contactForm {
        padding: 20px !important;
    }
}