/* ==========================================================================
   TRAVEL PORTAL - MAIN STYLESHEET
   Professional, Modern, Responsive Design
   ========================================================================== */

/* ==========================================================================
   1. CSS RESET & BASE STYLES
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Variables for your existing classes */
    --primary-color: #2A5CAA;
    --secondary-color: #FF7E36;
    --light-color: #F7FAFC;
    --dark-color: #2C3E50;
    --gray-color: #718096;
    --light-gray: #CBD5E0;
    --white: #FFFFFF;
    
    /* Shadows */
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Transitions */
    --transition: all 0.3s ease;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--white);
}

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

/* ==========================================================================
   2. TYPOGRAPHY
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

/* ==========================================================================
   3. BUTTONS (Updated for your existing classes)
   ========================================================================== */
.btn-primary, .btn-outline, .btn-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #1E4480);
    color: var(--white);
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, #1E4480, var(--primary-color));
}

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

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
}

.btn-link {
    color: var(--primary-color);
    background: none;
    padding: 0;
    position: relative;
}

.btn-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    transition: width 0.3s ease;
}

.btn-link:hover::after {
    width: 100%;
}

.btn-search {
    width: 100%;
    height: 50px;
}

/* ==========================================================================
   4. NAVIGATION (Updated for your existing classes)
   ========================================================================== */
.navbar {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo::before {
    content: '✈️';
    font-size: 1.5rem;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 500;
    transition: var(--transition);
    padding: 0.5rem 0;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

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

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark-color);
    cursor: pointer;
}

/* ==========================================================================
   5. HERO SECTION (Updated for your existing classes)
   ========================================================================== */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), 
                url('https://images.unsplash.com/photo-1488646953014-85cb44e25828?ixlib=rb-1.2.1&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: 180px 0 100px;
    text-align: center;
    margin-top: 70px;
}

.hero h1 {
    color: var(--white);
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

/* Search Form */
.search-form {
    max-width: 900px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.95);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(10px);
}

.search-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.form-group {
    position: relative;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(42, 92, 170, 0.1);
}

/* ==========================================================================
   6. CATEGORIES SECTION (Updated for your existing classes)
   ========================================================================== */
.categories-section {
    padding: 5rem 0;
    background-color: var(--light-color);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.category-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.category-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.category-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, rgba(42, 92, 170, 0.1), rgba(255, 126, 54, 0.1));
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
}

.category-card h3 {
    margin-bottom: 1rem;
}

.category-card p {
    color: var(--gray-color);
    margin-bottom: 1.5rem;
}

/* ==========================================================================
   7. DESTINATIONS SECTION (Updated for your existing classes)
   ========================================================================== */
.destinations-section {
    padding: 5rem 0;
}

.destinations-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.destination-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    background: var(--white);
}

.destination-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

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

.destination-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.destination-card:hover .destination-image img {
    transform: scale(1.1);
}

.destination-content {
    padding: 1.5rem;
}

.destination-content h3 {
    margin-bottom: 0.5rem;
}

.destination-content p {
    color: var(--gray-color);
    margin-bottom: 1rem;
}

/* ==========================================================================
   8. PRODUCTS SECTION (Updated for your existing classes)
   ========================================================================== */
.featured-products {
    padding: 5rem 0;
    background: var(--light-color);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    height: 200px;
    position: relative;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-category {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--secondary-color);
    color: var(--white);
    padding: 0.25rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.product-content {
    padding: 1.5rem;
}

.product-location {
    color: var(--gray-color);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.product-location i {
    color: var(--secondary-color);
}

.product-desc {
    color: var(--gray-color);
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.5;
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--light-gray);
}

.product-price {
    text-align: right;
}

.product-price .starting {
    display: block;
    font-size: 0.8rem;
    color: var(--gray-color);
}

.product-price .price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* ==========================================================================
   9. LOGIN REQUIRED SECTION (Your custom styles)
   ========================================================================== */
.login-required {
    background: linear-gradient(135deg, var(--primary-color), #4A7FC6);
    color: white;
    padding: 4rem 0;
    text-align: center;
    border-radius: 10px;
    margin: 2rem 0;
}

.login-required-content {
    max-width: 600px;
    margin: 0 auto;
}

.login-required-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.login-required h2 {
    color: white;
    margin-bottom: 1rem;
}

.login-required p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.login-required-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

/* ==========================================================================
   10. AGENT CTA SECTION (Updated for your existing classes)
   ========================================================================== */
.agent-cta {
    background: linear-gradient(135deg, var(--primary-color), #1E4480);
    color: white;
    padding: 5rem 0;
    text-align: center;
}

.agent-cta h2 {
    color: white;
    margin-bottom: 1rem;
}

.agent-cta p {
    max-width: 700px;
    margin: 0 auto 2rem;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
}

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

.cta-buttons .btn-outline {
    color: white;
    border-color: white;
}

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

/* ==========================================================================
   11. FOOTER (Updated for your existing classes)
   ========================================================================== */
footer {
    background-color: var(--dark-color);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h3,
.footer-col h4 {
    color: white;
    margin-bottom: 1.5rem;
}

.footer-col h3 {
    font-size: 1.5rem;
}

.footer-col p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
}

.footer-col a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: var(--transition);
}

.footer-col a:hover {
    color: white;
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
}

/* ==========================================================================
   12. WHATSAPP BUTTON
   ========================================================================== */
.whatsapp-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
    text-decoration: none;
    z-index: 1000;
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

.whatsapp-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* ==========================================================================
   13. RESPONSIVE DESIGN
   ========================================================================== */
@media (max-width: 1024px) {
    .search-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .categories-grid,
    .destinations-grid,
    .products-grid,
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    h1 {
        font-size: 2.75rem;
    }
    
    h2 {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: var(--white);
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        flex-direction: column;
        gap: 1.5rem;
        z-index: 999;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero {
        padding: 150px 0 80px;
        margin-top: 60px;
    }
    
    .hero h1 {
        font-size: 2.25rem;
    }
    
    .search-grid {
        grid-template-columns: 1fr;
    }
    
    .categories-grid,
    .destinations-grid,
    .products-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .login-required-buttons,
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .whatsapp-button {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .section-title::after {
        width: 40px;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .search-form {
        padding: 1.5rem;
    }
    
    .category-card,
    .destination-card,
    .product-card {
        max-width: 400px;
        margin: 0 auto;
    }
}

/* ==========================================================================
   14. UTILITY CLASSES
   ========================================================================== */
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.mt-2 { margin-top: 2rem; }
.mb-2 { margin-bottom: 2rem; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-center { justify-content: center; }
.gap-1 { gap: 1rem; }
.w-100 { width: 100%; }
.rounded { border-radius: var(--radius-md); }
.shadow { box-shadow: var(--shadow); }
.bg-white { background: white; }
.text-white { color: white; }
.text-primary { color: var(--primary-color); }