/* --- 1. Global Styles & Variables --- */
:root {
    --primary-color: #0A2342; /* Deep Navy Blue */
    --secondary-color: #D4AF37; /* Rich Gold */
    --accent-color: #FF6B6B; /* A vibrant accent for highlights */
    --background-light: #F8F9FA;
    --background-dark: #0A2342;
    --text-dark: #333;
    --text-light: #EFEFEF;
    --white: #FFFFFF;
    --gray-light: #E0E0E0;
    --gray-medium: #B0B0B0;
    --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 8px 25px rgba(0, 0, 0, 0.1);
    --shadow-deep: 0 12px 30px rgba(0, 0, 0, 0.15);
    --border-radius-small: 8px;
    --border-radius-medium: 12px;
    --border-radius-large: 15px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-dark);
    line-height: 1.7;
    background-color: var(--background-light);
    overflow-x: hidden; /* Prevent horizontal scroll */
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 20px;
}

.section-title {
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-align: center;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1rem;
    font-weight: 500;
    color: var(--secondary-color); /* Changed to secondary for emphasis */
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.underline {
    width: 90px;
    height: 4px;
    background-color: var(--secondary-color);
    margin: 0 auto 60px auto; /* Increased margin-bottom */
    border-radius: 2px;
}


/* --- 2. Header & Navigation --- */
.main-header {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: var(--shadow-light);
    z-index: 1000;
    transition: all 0.3s ease;
}

.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 24px; /* Slightly reduced padding */
}

.logo img {
    height: 48px; /* Slightly larger logo */
    transition: transform 0.3s ease;
}
.logo:hover img {
    transform: scale(1.05);
}

.nav-links ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 30px; /* Slightly reduced gap */
}

.nav-links ul li a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
    transition: color 0.3s ease;
}

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

.nav-links ul li a:hover {
    color: var(--secondary-color); /* Changed hover color */
}
.nav-links ul li a:hover::after {
    width: 100%;
}

.nav-contact-button {
    background-color: var(--primary-color);
    color: var(--white) !important;
    padding: 10px 22px !important; /* Adjusted padding */
    border-radius: 50px;
    transition: background-color 0.3s ease, transform 0.3s ease;
    font-weight: 600; /* Added font-weight */
}
.nav-contact-button:hover {
    background-color: var(--secondary-color);
    color: var(--primary-color) !important;
    transform: translateY(-2px) scale(1.02); /* Subtle hover effect */
}
.nav-contact-button::after {
    display: none;
}

.hamburger {
    display: none; /* Hidden on desktop */
    background: none;
    border: none;
    cursor: pointer;
    font-size: 2rem; /* Slightly larger icon */
    color: var(--primary-color);
    z-index: 1001; /* Ensure it's above nav-links when active */
}


/* --- 3. Hero Section --- */
.hero-section {
    position: relative;
    height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: url('https://images.unsplash.com/photo-1530789253388-582c481c54b0?q=80&w=2070&auto=format&fit=crop') no-repeat center center/cover;
    background-attachment: fixed; /* Parallax effect */
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(10, 35, 66, 0.85), rgba(10, 35, 66, 0.7)); /* Darker overlay */
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    padding: 20px;
}

.hero-content h1 {
    font-size: 4.5rem; /* Larger font size */
    font-weight: 700;
    margin-bottom: 1.8rem; /* Increased margin */
    text-shadow: 0 4px 15px rgba(0,0,0,0.4); /* Stronger shadow */
}

.hero-content p {
    font-size: 1.4rem; /* Slightly larger font */
    font-weight: 300;
    max-width: 750px; /* Increased max-width for better readability */
    margin: 0 auto 3rem auto; /* Increased margin-bottom */
    opacity: 0.9;
}

.cta-button {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    padding: 18px 40px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 50px;
    box-shadow: var(--shadow-medium); /* Using defined shadow variable */
    transition: all 0.3s ease;
    display: inline-block; /* Ensure padding works as expected */
}

.cta-button:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow-deep); /* Deeper shadow on hover */
}


/* --- 4. About & Why Choose Us Sections --- */
.icon-gold { color: var(--secondary-color); margin-right: 12px; }
.about-columns {
    display: flex;
    gap: 40px; /* Adjusted gap */
    text-align: left;
    margin-top: 50px;
    flex-wrap: wrap; /* Allow wrapping on smaller screens */
}
.about-column {
    flex: 1;
    min-width: 300px; /* Ensure columns don't get too small */
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-light);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.about-column:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}
.about-column h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.6rem; /* Slightly larger font */
    display: flex;
    align-items: center;
}
.about-column h3 i {
    font-size: 2rem; /* Larger icon */
    margin-right: 15px;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr)); /* Adjusted for better spacing */
    gap: 30px; /* Adjusted gap */
    text-align: left;
    margin-top: 50px;
}
.why-item {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-light);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.why-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}
.why-item h4 {
    display: flex;
    align-items: center;
    color: var(--primary-color);
    margin-bottom: 0.8rem; /* Adjusted margin */
    font-size: 1.3rem; /* Slightly larger font */
}
.why-item h4 i {
    color: var(--secondary-color);
    margin-right: 15px; /* Adjusted margin */
    font-size: 1.6rem; /* Larger icon */
}


/* --- 5. Services Section --- */
.services-section { background-color: var(--background-light); }
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); /* Adjusted minmax for more flexibility */
    gap: 30px;
    align-items: stretch;
}
.service-card {
    background: var(--white);
    padding: 40px;
    text-align: center;
    border-radius: var(--border-radius-large); /* Larger border-radius */
    box-shadow: var(--shadow-light); /* Softer shadow */
    border: 1px solid var(--gray-light); /* Lighter border */
    transition: all 0.3s ease-out;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.service-card:hover {
    transform: translateY(-8px); /* Slightly less movement */
    box-shadow: var(--shadow-medium); /* Medium shadow on hover */
    border-color: var(--secondary-color); /* Highlight border on hover */
}
.service-icon {
    font-size: 3.8rem; /* Slightly larger icon */
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}
.service-card h4 {
    font-size: 1.5rem; /* Slightly larger font */
    color: var(--primary-color);
    margin-bottom: 1rem;
}
.visa-highlight {
    display: flex;
    align-items: center;
    background: var(--primary-color); /* Darker background for highlight */
    margin-top: 80px;
    padding: 50px;
    border-radius: var(--border-radius-large);
    text-align: left;
    box-shadow: var(--shadow-deep); /* Deeper shadow */
    border: none; /* No border */
    color: var(--white); /* White text for contrast */
}
.visa-icon {
    font-size: 4.5rem; /* Larger icon */
    color: var(--secondary-color); /* Gold icon */
    margin-right: 40px;
}
.visa-text h3 {
    font-size: 2rem; /* Larger heading */
    color: var(--white); /* White heading */
    margin-bottom: 1rem;
}
.visa-text p {
    color: var(--gray-light); /* Lighter text for body */
    margin-bottom: 1.5rem;
}
.visa-link {
    color: var(--secondary-color); /* Gold link */
    font-weight: 600;
    text-decoration: none;
    transition: color 0.3s ease;
    display: inline-block; /* Ensure padding works */
    padding-right: 10px; /* Space for arrow */
}
.visa-link:hover {
    color: var(--white); /* White on hover */
}


/* --- 6. Testimonials Section --- */
.testimonials-section { background-color: var(--background-light); }
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); /* Adjusted minmax */
    gap: 30px;
    margin-top: 50px;
}
.testimonial-card {
    background: var(--white);
    padding: 35px;
    border-radius: var(--border-radius-large); /* Larger border-radius */
    box-shadow: var(--shadow-light); /* Softer shadow */
    border-left: 5px solid var(--secondary-color); /* Keep the gold border */
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
}
.testimonial-text {
    font-style: italic;
    color: #555;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}
.testimonial-author {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 1.1rem;
}


/* --- 7. Flight Search Section --- */

.flight-search-section, .flight-schedule-section {
    background-color: var(--background-light);
    padding-top: 60px; /* Adjusted padding */
    padding-bottom: 60px;
}

#flight-search-form {
    display: flex;
    flex-direction: column;
    gap: 20px; /* Slightly reduced gap */
    background: var(--white);
    padding: 40px; /* Reduced padding */
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-medium); /* Consistent shadow */
    margin-top: 40px; /* Adjusted margin */
    border: 1px solid var(--gray-light);
}

#flight-search-widget {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    box-sizing: border-box;
}

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

.form-group {
    position: relative;
    display: flex;
    flex-direction: column;
}

.form-group.with-icon .fa-solid {
    position: absolute;
    left: 18px; /* Adjusted icon position */
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
    opacity: 0.7;
    font-size: 1.1rem;
}

.form-group input {
    padding: 15px 15px 15px 45px; /* Adjusted padding for icon */
    height: 55px; /* Consistent height */
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius-small);
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    transition: all 0.3s ease;
    background-color: var(--white);
    color: var(--text-dark);
}

.form-group input::placeholder {
    color: var(--gray-medium);
}

.form-group input:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.3);
}

/* Adjust passenger input padding since it has no icon */
#adults, #children, #infants {
    padding-left: 15px; /* Reset padding for internal inputs */
}

.form-group .cta-button {
    width: 100%;
    padding: 15px; /* Adjusted padding */
    margin-top: 0; /* Removed margin-top */
    font-size: 1.1rem;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    border-radius: var(--border-radius-small); /* Consistent border-radius */
}

.form-group .cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(212, 175, 55, 0.4);
}

/* Passenger Modal Styles */
.passenger-modal {
    position: absolute;
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-medium);
    padding: 20px;
    z-index: 10;
    width: 100%;
    top: calc(100% + 10px);
    left: 0;
    display: none;
}

.passenger-modal.active {
    display: block;
}

.passenger-type {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.passenger-type:last-child {
    margin-bottom: 0;
}

.passenger-type span {
    font-weight: 500;
    color: var(--primary-color);
}

.counter {
    display: flex;
    align-items: center;
    gap: 8px; /* Reduced gap */
}

.counter button {
    background-color: var(--background-light);
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius-small);
    width: 32px; /* Slightly smaller buttons */
    height: 32px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.1rem; /* Slightly smaller font */
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--primary-color);
}

.counter button:hover {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: var(--white);
}

.counter input[type="number"] {
    width: 45px; /* Slightly smaller width */
    text-align: center;
    -moz-appearance: textfield;
    appearance: textfield;
    padding: 6px; /* Adjusted padding */
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius-small);
    background-color: var(--white);
    color: var(--text-dark);
}

.counter input::-webkit-outer-spin-button,
.counter input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.privacy-disclaimer {
    text-align: center;
    margin-top: 30px; /* Adjusted margin */
    font-size: 0.85rem; /* Slightly smaller font */
    color: #777;
}


/* --- 8. Footer --- */
footer {
    background-color: var(--background-dark);
    color: var(--text-light);
    padding-top: 60px; /* Adjusted padding */
}
footer .container {
    padding-bottom: 40px;
}
footer .section-title.light, footer p.light {
    color: var(--white);
}
footer .underline {
    background-color: var(--secondary-color);
}
.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 50px;
    text-align: left;
    margin-top: 60px;
    flex-wrap: wrap; /* Allow wrapping */
}
.footer-info, .footer-map {
    flex: 1;
    min-width: 300px; /* Ensure they don't get too small */
}
.footer-logo {
    height: 55px; /* Slightly larger logo */
    margin-bottom: 25px;
    filter: brightness(0) invert(1);
}
.footer-info p {
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    line-height: 1.5;
}
.footer-info i {
    color: var(--secondary-color);
    margin-right: 15px;
    margin-top: 5px;
    width: 20px;
    font-size: 1.1rem;
}
.footer-info a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
}
.footer-info a:hover {
    color: var(--secondary-color);
}
.footer-map iframe {
    border-radius: var(--border-radius-medium);
    border: 0;
    filter: grayscale(0.6) contrast(1.1); /* Slightly less grayscale */
    box-shadow: var(--shadow-medium); /* Added shadow to map */
}
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.15); /* Slightly stronger border */
    margin-top: 60px;
    padding-top: 30px;
    text-align: center;
    color: rgba(255,255,255,0.7); /* Slightly less transparent */
}
.social-links {
    margin-bottom: 1.5rem;
}
.social-links a {
    color: var(--text-light);
    font-size: 1.3rem; /* Slightly larger icons */
    margin: 0 15px;
    transition: all 0.3s ease;
}
.social-links a:hover {
    color: var(--secondary-color);
    transform: translateY(-3px) scale(1.15); /* More pronounced hover */
}


/* --- 9. Responsive Design --- */

/* Medium Devices (Tablets, etc.) */
@media (max-width: 992px) {
    .main-nav {
        padding: 15px 20px;
    }
    .hero-content h1 {
        font-size: 3.5rem;
    }
    .hero-content p {
        font-size: 1.2rem;
    }
    .container {
        padding: 20px 20px; /* Adjusted padding for medium screens */
    }
    .about-columns {
        flex-direction: column;
        gap: 30px;
    }
    .why-grid {
        grid-template-columns: 1fr;
    }
    .visa-highlight {
        flex-direction: column;
        text-align: center;
        padding: 40px;
    }
    .visa-icon {
        margin: 0 0 30px 0;
    }
    .form-row {
        grid-template-columns: 1fr; /* Stack inputs on medium screens */
    }
    #flight-search-form {
        padding: 30px;
    }
    .footer-content {
        flex-direction: column;
        gap: 40px;
    }
    .footer-map {
        margin-top: 20px;
    }
}

/* Small Devices (Mobiles) */
@media (max-width: 768px) {
    html {
        font-size: 15px;
    }
    .section-title {
        font-size: 2.2rem;
    }
    .section-subtitle {
        font-size: 0.9rem;
    }
    .hero-content h1 {
        font-size: 2.8rem;
    }
    .hero-content p {
        font-size: 1rem;
    }
    .container {
        padding: 20px 15px; /* Further adjusted padding for small screens */
    }
    
    /* --- Hamburger Menu Logic --- */
    .hamburger {
        display: block;
        z-index: 1001;
        transition: transform 0.3s ease;
    }

    .hamburger.is-active {
        transform: rotate(90deg);
    }

    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: var(--primary-color);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        display: flex;
        transform: translateX(100%);
        transition: transform 0.4s ease-in-out;
    }

    .nav-links.nav-active {
        transform: translateX(0);
    }

    .nav-links ul {
        flex-direction: column;
        gap: 30px;
    }

    .nav-links ul li a {
        color: var(--white);
        font-size: 1.4rem;
    }
    .nav-links ul li a:hover {
        color: var(--secondary-color);
    }
    .nav-links ul li a::after {
        display: none;
    }

    .nav-contact-button {
        border: 2px solid var(--secondary-color);
        background: transparent;
        color: var(--secondary-color) !important;
        padding: 8px 18px !important;
        font-size: 1.1rem;
    }
    .nav-contact-button:hover {
        background-color: var(--secondary-color);
        color: var(--primary-color) !important;
    }

    /* --- Other Section Adjustments --- */
    .about-column {
        padding: 25px;
    }
    .about-column h3 {
        font-size: 1.4rem;
    }
    .about-column h3 i {
        font-size: 1.8rem;
    }
    .service-card {
        padding: 30px;
    }
    .service-icon {
        font-size: 3.2rem;
    }
    .service-card h4 {
        font-size: 1.3rem;
    }
    .visa-highlight {
        padding: 30px;
    }
    .visa-icon {
        font-size: 3.8rem;
    }
    .visa-text h3 {
        font-size: 1.6rem;
    }
    .testimonial-card {
        padding: 30px;
    }
    #flight-search-form {
        padding: 20px;
    }
    .form-group input {
        padding: 12px 12px 12px 40px;
        height: 50px;
    }
    .form-group.with-icon .fa-solid {
        left: 15px;
        font-size: 1rem;
    }
    .form-group .cta-button {
        padding: 12px;
        font-size: 1rem;
    }
    .passenger-modal {
        width: 95%;
    }
    .footer-info p {
        font-size: 0.95rem;
    }
    .footer-info i {
        font-size: 1rem;
    }
    .social-links a {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .hero-section {
        height: auto;
        min-height: 70vh;
        padding: 80px 0;
    }
    .hero-content h1 {
        font-size: 2.2rem;
    }
    .hero-content p {
        font-size: 0.9rem;
    }
    .section-title {
        font-size: 1.8rem;
    }
    .section-subtitle {
        font-size: 0.8rem;
    }
    .cta-button {
        padding: 15px 30px;
        font-size: 0.9rem;
    }
    .about-column h3 {
        font-size: 1.2rem;
    }
    .about-column h3 i {
        font-size: 1.6rem;
    }
    .why-item h4 {
        font-size: 1.1rem;
    }
    .why-item h4 i {
        font-size: 1.4rem;
    }
    .services-grid {
        grid-template-columns: 1fr;
    }
    .testimonial-grid {
        grid-template-columns: 1fr;
    }
    .footer-content {
        margin-top: 30px;
    }
    .footer-bottom {
        margin-top: 40px;
    }
}

/* --- 10. WhatsApp Chat Button --- */
.whatsapp-chat-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    color: var(--white);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2.5rem;
    box-shadow: var(--shadow-medium);
    z-index: 999;
    transition: all 0.3s ease;
    text-decoration: none;
}

.whatsapp-chat-button:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-deep);
}