/* CSS Core Reset & Variable Architecture */
:root {
    --primary-color: #1a365d;
    --primary-light: #2b6cb0;
    --accent-color: #2f855a;
    --accent-hover: #22543d;
    --bg-light: #f7fafc;
    --bg-white: #ffffff;
    --text-dark: #2d3748;
    --text-muted: #718096;
    --border-color: #e2e8f0;
    --font-stack: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
    font-family: var(--font-stack);
    color: var(--text-dark);
    background-color: var(--bg-white);
    line-height: 1.6;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.small-container {
    max-width: 800px;
}

/* Layout Utilities */
.section {
    padding: 80px 0;
}

.section-alt {
    background-color: var(--bg-light);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 32px;
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 12px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 18px;
}

/* Typography & Global Elements */
a {
    text-decoration: none;
    color: inherit;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-weight: 600;
    border-radius: 6px;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    font-size: 15px;
}

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

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

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

.btn-success:hover {
    background-color: var(--accent-hover);
}

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

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

.btn-block {
    width: 100%;
}

/* Header Navbar */
.main-header {
    background-color: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(8px);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo a {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-menu a {
    font-weight: 500;
    color: var(--text-dark);
    font-size: 15px;
}

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

.btn-nav-whatsapp svg {
    margin-right: 8px;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: white;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 50px;
    align-items: center;
}

.hero-content h1 {
    font-size: 46px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 18px;
    color: #94a3b8;
    margin-bottom: 35px;
    max-width: 600px;
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.h-feat {
    display: flex;
    align-items: center;
    font-size: 16px;
    font-weight: 500;
}

.h-feat .icon {
    color: #4ade80;
    margin-right: 10px;
    font-weight: bold;
}

/* Booking Card UI */
.booking-card {
    background-color: var(--bg-white);
    border-radius: 12px;
    padding: 30px;
    color: var(--text-dark);
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.3);
}

.booking-card h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.card-lead {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 16px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-dark);
    margin-bottom: 6px;
    letter-spacing: 0.5px;
}

select, input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-family: var(--font-stack);
    font-size: 14px;
    background-color: #f8fafc;
    color: var(--text-dark);
}

select:focus, input:focus {
    outline: none;
    border-color: var(--primary-light);
    background-color: white;
}

.card-footer-note {
    text-align: center;
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 15px;
}

/* Fleet Design Architecture */
.fleet-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.fleet-card {
    background-color: white;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.fleet-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}

.fleet-img-placeholder {
    height: 180px;
    background-color: #edf2f7;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.car-graphic {
    font-size: 70px;
}

.badge-tag {
    position: absolute;
    top: 15px;
    left: 15px;
    background-color: var(--primary-light);
    color: white;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge-tag.Premium {
    background-color: #805ad5;
}

.fleet-details {
    padding: 24px;
}

.fleet-title-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 5px;
}

.fleet-title-row h3 {
    font-size: 20px;
    color: var(--primary-color);
}

.price-tag {
    font-size: 13px;
    color: var(--text-muted);
    text-align: right;
}

.price-tag span {
    font-size: 22px;
    font-weight: 700;
    color: var(--accent-color);
}

.car-model {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.specs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
}

.spec-item {
    font-size: 13px;
    font-weight: 500;
    color: #4a5568;
}

.inclusive-box {
    background-color: #f0fff4;
    border: 1px dashed #c6f6d5;
    padding: 12px;
    border-radius: 6px;
    font-size: 13px;
    color: #22543d;
    margin-bottom: 20px;
}

/* Insurance Blocks */
.insurance-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.ins-card {
    background: white;
    border: 1px solid var(--border-color);
    padding: 30px;
    border-radius: 8px;
}

.ins-card h3 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.ins-card p {
    font-size: 14px;
    color: #4a5568;
}

.ins-card.highlight {
    background: linear-gradient(to bottom right, #f0fff4, #ffffff);
    border-color: #38a169;
}

/* Reviews Styling */
.reviews-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.review-card {
    background: var(--bg-light);
    padding: 30px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-light);
}

.stars {
    color: #ecc94b;
    font-size: 18px;
    margin-bottom: 12px;
}

.review-text {
    font-style: italic;
    font-size: 15px;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.reviewer {
    font-weight: 600;
    font-size: 13px;
    color: var(--text-muted);
}

/* FAQ UI */
.faq-item {
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.faq-item h4 {
    font-size: 16px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.faq-item p {
    font-size: 14px;
    color: var(--text-muted);
}

/* Footer Section */
.main-footer {
    background: #0f172a;
    color: #94a3b8;
    padding: 40px 0;
    text-align: center;
    font-size: 14px;
}

/* Floating WhatsApp Button Widget */
.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 9999;
    transition: transform 0.2s ease;
}

.floating-whatsapp:hover {
    transform: scale(1.1);
}

/* Responsive Structural Engineering */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
    }
    .fleet-grid, .insurance-grid, .reviews-grid {
        grid-template-columns: 1fr;
    }
    .nav-menu {
        display: none; /* Simplification for modular file download */
    }
}