/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --primary-green: #2cc6cb;
    --secondary-green: #20b2b7;
    --dark-green: #1a9ea3;
    --light-green: #e6f9fa;
    --very-light-green: #f0fcfd;
    
    --accent-blue: #0066FF;
    --accent-orange: #FF6B35;
    --accent-yellow: #FFD700;
    
    --text-dark: #1A1A1A;
    --text-medium: #4A4A4A;
    --text-light: #666666;
    --text-muted: #999999;
    --text-placeholder: #CCCCCC;
    
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --medium-gray: #E9ECEF;
    --border-color: #E5E5E5;
    --border-light: #F0F0F0;
    
    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.15);
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 20px;
    --radius-full: 9999px;
    
    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    --space-4xl: 80px;
    
    /* Typography */
    --font-xs: 12px;
    --font-sm: 14px;
    --font-base: 16px;
    --font-lg: 18px;
    --font-xl: 20px;
    --font-2xl: 24px;
    --font-3xl: 30px;
    --font-4xl: 36px;
    --font-5xl: 48px;
    --font-6xl: 60px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-bounce: 300ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    font-size: var(--font-base);
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-gradient {
    background: linear-gradient(135deg, var(--primary-green), var(--secondary-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

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

.animate-fadeInLeft {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fadeInRight {
    animation: fadeInRight 0.6s ease-out;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--font-base);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-normal);
    white-space: nowrap;
    user-select: none;
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(44, 198, 203, 0.1);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-green), var(--secondary-green));
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: var(--white);
    color: var(--primary-green);
    border: 2px solid var(--primary-green);
}

.btn-outline:hover {
    background: var(--primary-green);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-sm {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-sm);
}

.btn-large {
    padding: var(--space-lg) var(--space-2xl);
    font-size: var(--font-lg);
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition-normal);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-sm);
}

.header-top {
    background: linear-gradient(135deg, var(--primary-green), var(--secondary-green));
    color: var(--white);
    padding: var(--space-sm) 0;
    font-size: var(--font-sm);
}

.header-top-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-info {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.header-info a {
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
}

.header-social {
    display: flex;
    gap: var(--space-md);
}

.header-social a {
    color: var(--white);
    font-size: var(--font-base);
    transition: var(--transition-normal);
}

.header-social a:hover {
    transform: scale(1.1);
}

.header-main {
    padding: var(--space-md) 0;
}

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

.logo a {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    text-decoration: none;
    color: var(--primary-green);
}

.logo i {
    font-size: var(--font-3xl);
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-main {
    font-size: var(--font-xl);
    font-weight: 800;
}

.logo-sub {
    font-size: var(--font-sm);
    font-weight: 600;
    opacity: 0.8;
}

.nav {
    display: flex;
    list-style: none;
    gap: var(--space-2xl);
}

.nav-link {
    position: relative;
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    padding: var(--space-sm) 0;
    transition: var(--transition-normal);
}

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

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

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

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.mobile-menu-btn span {
    width: 24px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: var(--transition-normal);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

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

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

/* Mobile Menu */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 300px;
    height: 100vh;
    background: var(--white);
    box-shadow: var(--shadow-xl);
    transform: translateX(100%);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
}

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

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-color);
}

.mobile-menu-header .logo {
    font-size: var(--font-lg);
    font-weight: 700;
}

.mobile-menu-close {
    background: none;
    border: none;
    font-size: var(--font-xl);
    cursor: pointer;
    color: var(--text-dark);
}

.mobile-nav {
    flex: 1;
    padding: var(--space-lg);
}

.mobile-nav-link {
    display: block;
    padding: var(--space-md) 0;
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition-normal);
}

.mobile-nav-link:hover {
    color: var(--primary-green);
    padding-left: var(--space-md);
}

.mobile-menu-footer {
    padding: var(--space-lg);
    border-top: 1px solid var(--border-color);
}

/* Hero Section */
.hero {
    position: relative;
    padding: 120px 0 var(--space-4xl);
    background: linear-gradient(135deg, var(--very-light-green) 0%, var(--white) 100%);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.hero-pattern {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 191, 99, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-text {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--light-green);
    color: var(--dark-green);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: var(--font-sm);
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

.hero-title {
    font-size: clamp(var(--font-4xl), 5vw, var(--font-6xl));
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    color: var(--text-dark);
}

.hero-description {
    font-size: var(--font-lg);
    color: var(--text-light);
    margin-bottom: var(--space-2xl);
    line-height: 1.7;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: var(--white);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

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

.stat-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-green), var(--secondary-green));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-xl);
}

.stat-info {
    flex: 1;
}

.stat-number {
    display: block;
    font-size: var(--font-2xl);
    font-weight: 800;
    color: var(--text-dark);
    line-height: 1;
}

.stat-label {
    font-size: var(--font-sm);
    color: var(--text-light);
    margin-top: var(--space-xs);
}

.hero-actions {
    display: flex;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

/* Booking Form */
.hero-booking {
    max-width: 500px;
}

.booking-card {
    background: #ffffffd6;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    padding: var(--space-2xl);
    border: 1px solid var(--border-light);
}

.booking-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.booking-header h2 {
    font-size: var(--font-3xl);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--space-sm);
}

.booking-header p {
    color: var(--text-light);
    font-size: var(--font-base);
}

.booking-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-section {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.form-group {
    position: relative;
    flex: 1;
}

.form-input-wrapper,
.form-select-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.form-icon {
    position: absolute;
    left: var(--space-md);
    color: var(--text-muted);
    font-size: var(--font-base);
    z-index: 1;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-md) var(--space-md) var(--space-md) var(--space-2xl);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: var(--font-base);
    background: var(--white);
    transition: var(--transition-normal);
}

.form-select {
    padding-left: var(--space-2xl);
    cursor: pointer;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(44, 198, 203, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
    padding-left: var(--space-md);
}

.form-swap {
    position: absolute;
    right: var(--space-md);
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
}

.swap-btn {
    background: var(--light-green);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-green);
    cursor: pointer;
    transition: var(--transition-normal);
}

.swap-btn:hover {
    background: var(--primary-green);
    color: var(--white);
    transform: translateY(-50%) rotate(180deg);
}

.radio-group {
    display: flex;
    gap: var(--space-lg);
    margin: var(--space-sm) 0;
}

.radio-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    position: relative;
}

.radio-item input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.radio-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    position: relative;
    transition: var(--transition-normal);
}

.radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 10px;
    height: 10px;
    background: var(--primary-green);
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(0);
    transition: var(--transition-normal);
}

.radio-item input:checked + .radio-custom {
    border-color: var(--primary-green);
}

.radio-item input:checked + .radio-custom::after {
    transform: translate(-50%, -50%) scale(1);
}

.radio-text {
    font-weight: 500;
    color: var(--text-dark);
}

/* Quick Routes */
.quick-routes {
    padding: var(--space-4xl) 0;
    background: var(--light-gray);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--light-green);
    color: var(--dark-green);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: var(--font-sm);
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

.section-title {
    font-size: clamp(var(--font-3xl), 4vw, var(--font-5xl));
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: var(--space-md);
    line-height: 1.2;
}

.section-description {
    font-size: var(--font-lg);
    color: var(--text-light);
    line-height: 1.7;
}

.routes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-lg);
}

.route-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: var(--transition-normal);
    text-align: center;
}

.route-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-green);
}

.route-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-green), var(--secondary-green));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-2xl);
    margin: 0 auto var(--space-lg);
}

.route-info h3 {
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--space-md);
}

.route-details {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-md);
    font-size: var(--font-sm);
    color: var(--text-light);
}

.route-details span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.route-price {
    font-size: var(--font-3xl);
    font-weight: 800;
    color: var(--primary-green);
    margin-bottom: var(--space-lg);
}

/* Fleet Showcase */
.fleet-showcase {
    padding: var(--space-4xl) 0;
    background: var(--light-gray);
}

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

.fleet-item {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
}

.fleet-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
}

.fleet-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.fleet-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.fleet-item:hover .fleet-image img {
    transform: scale(1.1);
}

.fleet-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: var(--space-2xl) var(--space-lg) var(--space-lg);
    color: var(--white);
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition-normal);
}

.fleet-item:hover .fleet-overlay {
    transform: translateY(0);
    opacity: 1;
}

.fleet-info h3 {
    font-size: var(--font-xl);
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.fleet-info p {
    font-size: var(--font-sm);
    margin-bottom: var(--space-sm);
    opacity: 0.9;
}

.fleet-price {
    display: inline-block;
    background: var(--primary-green);
    color: var(--white);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-sm);
    font-weight: 600;
}

.fleet-features {
    margin-top: var(--space-3xl);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
}

.feature-highlight {
    text-align: center;
    padding: var(--space-lg);
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

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

.feature-highlight .feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 3px solid var(--primary-green);
}

.feature-highlight .feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.feature-highlight h4 {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--space-sm);
}

.feature-highlight p {
    color: var(--text-light);
    font-size: var(--font-sm);
    line-height: 1.6;
}

/* Services */
.services {
    padding: var(--space-4xl) 0;
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-2xl);
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-green), var(--secondary-green));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-normal);
}

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

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.service-card.featured {
    border-color: var(--primary-green);
    box-shadow: var(--shadow-lg);
}

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

.service-badge {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    background: var(--primary-green);
    color: var(--white);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-xs);
    font-weight: 600;
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--light-green);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-green);
    font-size: var(--font-2xl);
    margin-bottom: var(--space-lg);
    transition: var(--transition-normal);
}

.service-card:hover .service-icon {
    background: var(--primary-green);
    color: var(--white);
    transform: scale(1.1);
}

.service-content h3 {
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--space-md);
}

.service-content p {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    color: var(--text-medium);
    font-size: var(--font-sm);
}

.service-features i {
    color: var(--primary-green);
    font-size: var(--font-sm);
}

/* Pricing */
.pricing {
    padding: var(--space-4xl) 0;
    background: var(--light-gray);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-2xl);
    margin-bottom: var(--space-3xl);
}

.pricing-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: relative;
    transition: var(--transition-normal);
    border: 1px solid var(--border-light);
}

.pricing-card.featured {
    border-color: var(--primary-green);
    transform: scale(1.05);
    box-shadow: var(--shadow-2xl);
}

.pricing-badge {
    position: absolute;
    top: var(--space-lg);
    right: -var(--space-xl);
    background: var(--primary-green);
    color: var(--white);
    padding: var(--space-sm) var(--space-2xl);
    font-size: var(--font-sm);
    font-weight: 600;
    transform: rotate(45deg);
    box-shadow: var(--shadow-md);
}

.pricing-header {
    text-align: center;
    padding: var(--space-2xl) var(--space-2xl) var(--space-lg);
    background: linear-gradient(135deg, var(--very-light-green), var(--white));
}

.pricing-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-green), var(--secondary-green));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-2xl);
    margin: 0 auto var(--space-lg);
}

.pricing-header h3 {
    font-size: var(--font-2xl);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--space-sm);
}

.pricing-price {
    margin: var(--space-lg) 0;
}

.price-amount {
    font-size: var(--font-4xl);
    font-weight: 800;
    color: var(--primary-green);
}

.price-unit {
    font-size: var(--font-lg);
    color: var(--text-light);
    font-weight: 400;
}

.pricing-description {
    color: var(--text-light);
    font-size: var(--font-base);
}

.pricing-content {
    padding: 0 var(--space-2xl) var(--space-lg);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-lg);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    color: var(--text-dark);
    font-size: var(--font-sm);
}

.pricing-features i {
    color: var(--primary-green);
    font-size: var(--font-sm);
}

.pricing-routes,
.pricing-tours {
    margin-bottom: var(--space-lg);
}

.route-item,
.tour-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--border-light);
    font-size: var(--font-sm);
}

.route-item:last-child,
.tour-item:last-child {
    border-bottom: none;
}

.pricing-note {
    background: var(--light-green);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
}

.pricing-note p {
    margin: 0;
    font-size: var(--font-sm);
    color: var(--dark-green);
}

.pricing-footer {
    padding: 0 var(--space-2xl) var(--space-2xl);
}

.commitment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

.commitment-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: var(--white);
    padding: var(--space-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.commitment-icon {
    width: 60px;
    height: 60px;
    background: var(--light-green);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-green);
    font-size: var(--font-xl);
}

.commitment-content h4 {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--space-xs);
}

.commitment-content p {
    color: var(--text-light);
    font-size: var(--font-sm);
    margin: 0;
}

.commitment-content a {
    color: var(--primary-green);
    text-decoration: none;
    font-weight: 600;
}

/* About */
.about {
    padding: var(--space-4xl) 0;
    background: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-features {
    margin: var(--space-2xl) 0;
}

.feature-item {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--light-green);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-green);
    font-size: var(--font-lg);
    flex-shrink: 0;
}

.feature-content h4 {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--space-xs);
}

.feature-content p {
    color: var(--text-light);
    font-size: var(--font-sm);
    line-height: 1.6;
    margin: 0;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

.about-stats .stat-item {
    text-align: center;
    background: var(--light-gray);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
}

.about-stats .stat-number {
    font-size: var(--font-3xl);
    font-weight: 800;
    color: var(--primary-green);
    display: block;
    margin-bottom: var(--space-xs);
}

.about-stats .stat-label {
    font-size: var(--font-sm);
    color: var(--text-light);
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-wrapper {
    position: relative;
    width: 400px;
    height: 400px;
}

.image-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--light-green), var(--very-light-green));
    border-radius: var(--radius-2xl);
    transform: rotate(15deg);
}

.image-content {
    position: relative;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-green), var(--secondary-green));
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 120px;
    box-shadow: var(--shadow-xl);
}

/* Testimonials */
.testimonials {
    padding: var(--space-4xl) 0;
    background: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-2xl);
}

.testimonial-card {
    background: var(--light-gray);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    transition: var(--transition-normal);
    position: relative;
    border: 1px solid var(--border-light);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: var(--space-lg);
    left: var(--space-lg);
    font-size: 60px;
    color: var(--primary-green);
    font-weight: 700;
    line-height: 1;
    opacity: 0.3;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    background: var(--white);
}

.testimonial-card.featured {
    background: var(--white);
    border-color: var(--primary-green);
    box-shadow: var(--shadow-lg);
}

.testimonial-rating {
    display: flex;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
}

.testimonial-rating i {
    color: var(--accent-yellow);
    font-size: var(--font-base);
}

.testimonial-quote {
    font-style: italic;
    color: var(--text-dark);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
    font-size: var(--font-base);
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--primary-green);
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info h4 {
    font-size: var(--font-base);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--space-xs);
}

.author-info p {
    font-size: var(--font-sm);
    color: var(--text-light);
    margin: 0;
}

/* Contact */
.contact {
    padding: var(--space-4xl) 0;
    background: var(--light-gray);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.contact-methods {
    margin: var(--space-2xl) 0;
}

.contact-method {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    padding: var(--space-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

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

.method-icon {
    width: 60px;
    height: 60px;
    background: var(--light-green);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-green);
    font-size: var(--font-xl);
    flex-shrink: 0;
}

.method-info h4 {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--space-xs);
}

.method-info p {
    margin-bottom: var(--space-xs);
}

.method-info a {
    color: var(--primary-green);
    text-decoration: none;
    font-weight: 600;
}

.method-info span {
    font-size: var(--font-sm);
    color: var(--text-light);
}

.contact-address {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.address-icon {
    width: 60px;
    height: 60px;
    background: var(--light-green);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-green);
    font-size: var(--font-xl);
    flex-shrink: 0;
}

.address-info h4 {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--space-xs);
}

.address-info p {
    color: var(--text-dark);
    margin-bottom: var(--space-xs);
}

.address-info span {
    font-size: var(--font-sm);
    color: var(--text-light);
}

.contact-form {
    max-width: 500px;
}

.form-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
}

.form-card h3 {
    font-size: var(--font-2xl);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--space-sm);
}

.form-card p {
    color: var(--text-light);
    margin-bottom: var(--space-2xl);
}

.quick-contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: var(--space-3xl) 0 var(--space-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer-section h3 {
    font-size: var(--font-xl);
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--space-lg);
}

.footer-logo {
    max-width: 350px;
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin: var(--space-lg) 0;
}

.footer-social {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.social-link {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: var(--transition-normal);
}

.social-link:hover {
    background: var(--primary-green);
    transform: scale(1.1);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition-normal);
}

.footer-links a:hover {
    color: var(--primary-green);
    padding-left: var(--space-sm);
}

.footer-contact {
    margin-bottom: var(--space-lg);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    color: rgba(255, 255, 255, 0.8);
}

.contact-item i {
    color: var(--primary-green);
    width: 20px;
}

.contact-item a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
}

.contact-item a:hover {
    color: var(--primary-green);
}

.footer-commitment h4 {
    font-size: var(--font-base);
    color: var(--white);
    margin-bottom: var(--space-sm);
}

.footer-commitment ul {
    list-style: none;
}

.footer-commitment li {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-sm);
    margin-bottom: var(--space-xs);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-lg);
}

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

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-sm);
    margin: 0;
}

.footer-hotline {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-sm);
}

.footer-hotline a {
    color: var(--primary-green);
    text-decoration: none;
    font-weight: 600;
}

/* Floating Contact */
.floating-contact {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    z-index: var(--z-fixed);
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--space-md);
}

.floating-hotline {
    background: var(--primary-green);
    border-radius: var(--radius-full);
    padding: var(--space-sm) var(--space-lg);
    box-shadow: var(--shadow-lg);
    transform: translateX(calc(100% + var(--space-md)));
    transition: var(--transition-normal);
}

.floating-contact:hover .floating-hotline {
    transform: translateX(0);
}

.hotline-text {
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-sm);
    white-space: nowrap;
}

.floating-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.floating-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    font-size: var(--font-xl);
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    position: relative;
}

.floating-btn::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: inherit;
    animation: pulse 2s infinite;
    z-index: -1;
}

.floating-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

.floating-btn.phone {
    background: linear-gradient(135deg, var(--primary-green), var(--secondary-green));
}

.floating-btn.zalo {
    background: linear-gradient(135deg, #0088ff, #0066cc);
}

.floating-btn.facebook {
    background: linear-gradient(135deg, #1877f2, #42a5f5);
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: var(--space-xl);
    left: var(--space-xl);
    width: 50px;
    height: 50px;
    background: var(--primary-green);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: var(--font-lg);
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    opacity: 0;
    visibility: hidden;
    z-index: var(--z-fixed);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--space-lg);
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        text-align: center;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        text-align: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }
    
    .pricing-card.featured {
        transform: none;
    }
}

@media (max-width: 768px) {
    :root {
        --space-xs: 2px;
        --space-sm: 4px;
        --space-md: 8px;
        --space-lg: 16px;
        --space-xl: 24px;
        --space-2xl: 32px;
        --space-3xl: 48px;
        --space-4xl: 64px;
    }
    
    .nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .header-actions .btn span {
        display: none;
    }
    
    .hero {
        padding: 100px 0 var(--space-3xl);
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .stat-item {
        flex-direction: column;
        text-align: center;
        gap: var(--space-sm);
    }
    
    .fleet-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .routes-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    .floating-contact {
        bottom: var(--space-lg);
        right: var(--space-lg);
    }
    
    .floating-hotline {
        display: none;
    }
    
    .floating-btn {
        width: 50px;
        height: 50px;
        font-size: var(--font-lg);
    }
    
    .back-to-top {
        bottom: var(--space-lg);
        left: var(--space-lg);
        width: 45px;
        height: 45px;
        font-size: var(--font-base);
    }
    
    .commitment-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-method {
        flex-direction: column;
        text-align: center;
        gap: var(--space-sm);
    }
    
    .contact-address {
        flex-direction: column;
        text-align: center;
        gap: var(--space-sm);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .hero {
        padding: 80px 0 var(--space-2xl);
    }
    
    .booking-card {
        padding: var(--space-lg);
    }
    
    .route-card,
    .service-card,
    .pricing-card {
        padding: var(--space-lg);
    }
    
    .form-card {
        padding: var(--space-lg);
    }
    
    .radio-group {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .footer {
        padding: var(--space-2xl) 0 var(--space-md);
    }
    
    .floating-contact {
        bottom: var(--space-md);
        right: var(--space-md);
    }
    
    .back-to-top {
        bottom: var(--space-md);
        left: var(--space-md);
    }
}

@media (max-width: 360px) {
    .hero-badge {
        font-size: 10px;
        padding: 4px 8px;
    }
    
    .section-badge {
        font-size: 10px;
        padding: 4px 8px;
    }
    
    .btn-large {
        padding: var(--space-md) var(--space-lg);
        font-size: var(--font-base);
    }
    
    .floating-btn {
        width: 45px;
        height: 45px;
        font-size: var(--font-base);
    }
    
    .back-to-top {
        width: 40px;
        height: 40px;
        font-size: var(--font-sm);
    }
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top: 2px solid var(--primary-green);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .animate-float,
    .animate-pulse {
        animation: none;
    }
}

/* Print Styles */
@media print {
    .header,
    .floating-contact,
    .back-to-top,
    .mobile-menu-overlay {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .hero {
        padding: 20pt 0;
    }
    
    .section {
        padding: 20pt 0;
        break-inside: avoid;
    }
    
    .btn {
        border: 1pt solid var(--text-dark);
        background: none !important;
        color: var(--text-dark) !important;
    }
}