/* ==========================================================================
   HK Vacation - Modernized CSS
   ========================================================================== */

/* ==========================================================================
   CSS Reset & Base Styles
   ========================================================================== */

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

body {
    background-color: #111111;
    font-family: 'Montserrat', Arial, Helvetica, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: white;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: white;
    font-size: 20px;
    transition: color 0.3s ease;
}

a:hover {
    color: #fcc500;
}

ul, ol {
    list-style: none;
}

input, button {
    font-family: inherit;
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1 {
    color: white;
    font-size: 35px;
    font-weight: bold;
}

h2 {
    color: white;
    font-size: 28px;
}

p {
    color: white;
    font-size: 20px;
    line-height: 1.6;
}

/* ==========================================================================
   Layout Utilities
   ========================================================================== */

.mobile-only {
    display: none;
}

.desktop-only {
    display: block;
}

.main-content {
    margin: 50px auto;
    max-width: 1200px;
    padding: 0 80px;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */

.header-container {
    position: sticky;
    top: -60px;
    z-index: 96;
    opacity: 0.97;
}

.site-header {
    position: relative;
    background-color: #111111;
    z-index: 105;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px 80px;
}

/* Desktop: center the logo */
@media (min-width: 769px) {
    .site-header {
        justify-content: center;
    }
    
    .mobile-nav__toggle {
        display: none !important;
    }
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.logo img {
    width: 50px;
    height: auto;
}

.logo h1 {
    font-size: 30px;
    white-space: nowrap;
}

/* Desktop Navigation */
.main-navigation {
    background-color: #111111;
    padding: 5px 0;
}

.nav-list {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
}

.nav-item {
    position: relative;
    border-bottom: 2px solid transparent;
    transition: border-color 0.3s ease;
}

.nav-item.active {
    border-color: #fcc500;
}

.nav-link {
    display: block;
    padding: 0.5em;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.nav-link:hover {
    background-color: #222222;
}

/* Dropdown Menu */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 170px;
    background-color: rgba(17, 17, 17, 0.9);
    border-radius: 5px;
    visibility: hidden;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 200;
}

.nav-destinations:hover .dropdown-menu {
    visibility: visible;
    opacity: 1;
}

.dropdown-menu li {
    padding: 0.5em 0 0.5em 1em;
}

.dropdown-menu a {
    font-size: 16px;
    display: block;
    width: 100%;
}

/* Mobile Menu */
.mobile-nav__toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    position: relative;
    z-index: 101;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-nav__icon {
    width: 24px;
    height: 18px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.mobile-nav__line {
    width: 100%;
    height: 2px;
    background-color: white;
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
    transform-origin: center;
}

/* Hamburger to X animation */
.mobile-nav__toggle[data-toggle="open"] .mobile-nav__line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.mobile-nav__toggle[data-toggle="open"] .mobile-nav__line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.mobile-nav__toggle[data-toggle="open"] .mobile-nav__line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Screen reader only 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;
}

.menu-cover {
    position: fixed;
    inset: 0;
    background-color: rgba(17, 17, 17, 0.8);
    z-index: 98;
    visibility: hidden;
    opacity: 0;
    transition: all 0.3s ease;
}

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

.mobile-menu {
    position: fixed;
    top: 0;
    left: -75%;
    width: 75%;
    height: 100vh;
    background-color: rgba(17, 17, 17, 0.95);
    transition: left 0.3s ease;
    z-index: 99;
    display: flex;
    flex-direction: column;
}

.mobile-menu.active {
    left: 0;
}

.mobile-nav-list {
    flex: 1;
    margin-top: 80px;
    padding-top: 20px;
}

.mobile-nav-item {
    margin: 15px 0;
    padding: 0 30px;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    font-size: 20px;
    padding-bottom: 8px;
    border-bottom: 2px solid transparent;
    transition: border-color 0.3s ease;
}

.mobile-nav-link.active {
    border-color: #fcc500;
}

.mobile-nav-link img {
    width: 25px;
    margin-right: 1em;
}

.mobile-nav-link p {
    font-size: inherit;
    margin: 0;
}

.mobile-dropdown {
    display: none;
    flex-direction: column;
    margin: 8px 0 0 40px;
    gap: 0.5rem;
}

.mobile-dropdown.active {
    display: flex;
}

.mobile-dropdown a {
    font-size: 18px;
    padding: 0.5em 0;
}

.mobile-social-icons {
    padding: 20px 30px;
    display: flex;
    gap: 20px;
}

.mobile-social-icons .social-icon {
    width: 45px;
    height: auto;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero-section {
    position: relative;
    width: 100%;
    padding-top: min(42.86%, 400px);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    overflow: hidden;
}

.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.hero-title {
    position: absolute;
    top: 10%;
    width: 70%;
    max-width: 800px;
    opacity: 0.6;
    z-index: 2;
}

/* ==========================================================================
   Content Sections
   ========================================================================== */

/* Center all images in content sections */
.main-content img,
article img,
.passage img,
.article-no-flex img,
.intro-text img {
    display: block;
    margin: 20px auto;
    max-width: 100%;
    height: auto;
}

/* Exception for icons and special images */
.explore-icon,
.social-icon,
.go-button,
.app-icon,
.download-icon,
.hero-bg-image,
.hero-title {
    margin: initial;
}

.intro-section {
    margin: 30px 0;
}

.intro-text {
    display: flex;
    align-items: center;
    gap: 25px;
    flex-wrap: wrap;
}

.intro-text p {
    flex: 1;
    min-width: 300px;
    font-size: 24px;
    line-height: 1.75;
}

.intro-text img {
    flex: 1;
    min-width: 300px;
    width: 100%;
    object-fit: cover;
}

/* Article and passage styles */
.passage {
    display: flex;
    align-items: center;
    gap: 25px;
    margin: 30px 0;
    flex-wrap: wrap;
}

.passage img {
    flex: 1;
    min-width: 300px;
    max-width: 500px;
}

.passage div,
.passage > div {
    flex: 1;
    min-width: 300px;
}

.article-no-flex {
    margin: 30px 0;
}

.article-no-flex img {
    max-width: 800px;
    width: 100%;
}

.article-no-flex li {
    list-style-type: disc;
    color: white;
    font-size: 17px;
    line-height: 1.75;
    margin-left: 20px;
}

.article-no-flex li a {
    font-size: 17px;
    text-decoration: underline;
}

/* ==========================================================================
   Explore Section
   ========================================================================== */

.explore-section {
    margin: 50px 0;
}

.explore-header {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 30px;
    gap: 10px;
}

.explore-header img {
    height: auto;
    margin: 0;
}

.explore-header h1 {
    font-size: 35px;
    white-space: nowrap;
}

.explore-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    padding: 0 5%;
    text-align: center;
}

.explore-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.3s ease;
}

.explore-item a {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: inherit;
}

.explore-item:hover {
    transform: translateY(-5px);
}

.explore-icon {
    width: 70%;
    max-width: 120px;
    height: auto;
    transition: opacity 0.3s ease;
}

.explore-item p {
    font-size: 18px;
    margin-top: 1rem;
    transition: color 0.3s ease;
}

.explore-item:hover p {
    color: #fcc500;
}

/* ==========================================================================
   Forms
   ========================================================================== */

input[type="text"] {
    background-color: #808080;
    color: white;
    border: none;
    border-radius: 5px;
    padding: 0.75rem 1rem;
    font-size: 17px;
    outline: none;
    transition: background-color 0.3s ease;
}

input[type="text"]:focus {
    background-color: #909090;
}

input[type="text"]::placeholder {
    color: #c0c0c0;
}

.go-button {
    width: 55px;
    height: 55px;
    cursor: pointer;
    transition: transform 0.3s ease;
    object-fit: contain;
    order: 3;
}

.go-button:hover {
    transform: scale(1.1);
}

/* ==========================================================================
   Footer
   ========================================================================== */

footer {
    margin: 50px auto 30px;
    display: flex;
    flex-direction: column;
    gap: 30px;
    max-width: 1200px;
    padding: 0 5%;
}

.footer-newsletter {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
}

.newsletter-content {
    text-align: center;
    flex-shrink: 0;
}

.newsletter-content h1 {
    font-size: 25px;
    margin-bottom: 5px;
}

.newsletter-content p {
    font-size: 15px;
    white-space: nowrap;
    margin: 0;
}

.newsletter-form {
    display: flex;
    align-items: center;
    gap: 15px;
    flex: 1;
    max-width: 450px;
    justify-content: center;
}

.newsletter-form input {
    flex: 1;
    min-width: 250px;
    max-width: 400px;
}

.footer-social {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

/* Icon Container with Hover Effects */
.icon-container {
    position: relative;
    display: inline-block;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.icon-container:hover {
    transform: scale(1.1);
}

.social-icon {
    width: 40px;
    height: 40px;
    padding: 10px;
    transition: opacity 0.3s ease;
}

.social-icon-hover {
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.icon-container:hover .social-icon {
    opacity: 0;
}

.icon-container:hover .social-icon-hover {
    opacity: 1;
}

/* Subscribe Info Modals */
.subscribe-info {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background-color: rgba(50, 50, 50, 0.95);
    border-radius: 10px;
    z-index: 105;
    visibility: hidden;
    opacity: 0;
    transition: all 0.3s ease;
}

.subscribe-info.active {
    visibility: visible;
    opacity: 1;
}

.subscribe-info img {
    width: 80px;
    height: auto;
    margin-bottom: 1rem;
}

.subscribe-info p {
    font-size: 24px;
    text-align: center;
    white-space: nowrap;
}

/* ==========================================================================
   Responsive Design - Mobile First Approach
   ========================================================================== */

@media (max-width: 768px) {
    .desktop-only {
        display: none;
    }

    .mobile-only {
        display: block;
    }

    .header-container {
        top: 0;
    }

    .site-header {
        padding: 1rem 20px;
        justify-content: center;
        position: relative;
    }

    .mobile-nav__toggle {
        position: absolute;
        left: 20px;
        top: 50%;
        transform: translateY(-50%);
    }

    .logo {
        margin: 0;
    }

    .logo img {
        width: 40px;
    }

    .logo h1 {
        font-size: 25px;
    }

    .hero-title {
        top: 0;
        width: 80%;
        opacity: 0.7;
    }

    .intro-text {
        flex-direction: column-reverse;
        gap: 2rem;
    }

    .intro-text p {
        font-size: 18px;
        padding-top: 20px;
    }
    
    /* Mobile article styles */
    .passage {
        flex-direction: column;
    }
    
    .passage img {
        width: 100%;
        min-width: unset;
    }
    
    .article-no-flex li {
        font-size: 16px;
    }

    .explore-header {
        margin: 30px auto;
    }

    .explore-header h1 {
        font-size: 28px;
        white-space: pre-wrap;
    }

    .explore-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }

    .explore-item p {
        font-size: 14px;
        margin-top: 10px;
    }

    .main-content {
        margin: 0 auto;
        padding: 30px 25px 0;
    }

    /* Footer Mobile */
    .footer-newsletter {
        flex-direction: column;
        gap: 2rem;
    }

    .newsletter-content h1 {
        font-size: 28px;
    }

    .newsletter-content p {
        font-size: 16px;
        white-space: normal;
    }

    .newsletter-form {
        flex-direction: column;
        gap: 1rem;
        max-width: 100%;
    }

    .newsletter-form input {
        width: 100%;
        min-width: 80vw;
        padding: 12px 5%;
        font-size: 16px;
    }

    .go-button {
        width: 60px;
        height: auto;
    }

    .footer-social {
        margin: 0 15%;
        gap: 1rem;
    }

    .social-icon {
        width: 45px;
        height: auto;
    }

    .icon-container:hover {
        transform: none;
    }
    
    .icon-container:hover .social-icon {
        opacity: 1;
    }
    
    .icon-container:hover .social-icon-hover {
        opacity: 0;
    }
    
    /* Re-enable hover effects for mobile social icons on touch */
    .mobile-social-icons .icon-container {
        position: relative;
        display: inline-block;
        overflow: hidden;
    }
    
    .mobile-social-icons .social-icon-hover {
        display: block;
        opacity: 0;
        position: absolute;
        top: 0;
        left: 0;
        transition: opacity 0.3s ease;
    }
    
    .mobile-social-icons .icon-container:active .social-icon {
        opacity: 0;
    }
    
    .mobile-social-icons .icon-container:active .social-icon-hover {
        opacity: 1;
    }

    .subscribe-info {
        top: 55%;
        padding: 15px;
    }

    .subscribe-info img {
        width: 60px;
        margin: 0 15px;
    }

    .subscribe-info p {
        font-size: 18px;
        margin: 0 15px;
    }
}

/* ==========================================================================
   Transport Page Styles
   ========================================================================== */

.app-details {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 30px;
    padding: 30px 30px 0 30px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    margin: 30px auto 0;
    max-width: 600px;
}

.hkemobility-section .app-more-info {
    padding: 0px 30px 20px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 0 0 10px 10px;
    margin: 0 auto;
    text-align: center;
    max-width: 600px;
}

.app-details .app-icon {
    width: 100px;
    height: 100px;
    flex-shrink: 0;
    margin: 0 !important;
}

.app-info {
    flex: 0 0 auto;
}

.app-info h3 {
    color: white;
    font-size: 22px;
    margin-bottom: 15px;
}

.download-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    flex-wrap: nowrap;
}

.download-link {
    display: inline-block;
    transition: transform 0.3s ease;
}

.download-link:hover {
    transform: scale(1.1);
}

.download-icon {
    width: 40px;
    height: 40px;
}

.app-more-info {
    font-size: 16px;
    margin: 0;
    padding-top: 0;
}

.app-download-header {
    text-align: left;
    margin: 0 0 15px 0;
    padding: 0;
    background-color: transparent;
    border-radius: 0;
}

.app-download-header h3 {
    color: white;
    font-size: 18px;
    margin: 0;
}

/* Mobile adjustments for app details */
@media (max-width: 768px) {
    .app-details {
        flex-direction: row;
        align-items: flex-start;
        justify-content: center;
        gap: 20px;
        padding: 20px 30px;
        max-width: 100%;
        margin: 30px auto 0;
    }
    
    .hkemobility-section .app-more-info {
        max-width: 100%;
    }
    
    .app-details .app-icon {
        width: 100px;
        height: 100px;
        flex-shrink: 0;
        margin: 5px 0 0 0 !important;
    }
    
    .app-info {
        flex: 0 0 auto;
    }
    
    .app-download-header h3 {
        font-size: 16px;
        margin-bottom: 10px;
    }
    
    .download-buttons {
        justify-content: flex-start;
        gap: 15px;
        margin: 0;
    }
}

/* ==========================================================================
   Page-specific Styles
   ========================================================================== */

/* Hero page title overlay */
.hero-page-title {
    position: absolute;
    bottom: 10%;
    left: 8%;
    color: white;
}

.hero-page-title h1 {
    margin: 0;
    padding: 10px 20px;
    background-color: rgba(0, 0, 0, 0.3);
    border-radius: 5px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
}

/* Breadcrumb navigation */
.breadcrumb {
    margin-bottom: 30px;
    padding-bottom: 10px;
    border-bottom: 1px solid #333;
}

.breadcrumb p {
    font-size: 16px;
    color: #ccc;
}

.breadcrumb a {
    color: #fcc500;
    font-size: 16px;
}

/* About page styles */
.about-intro {
    margin-bottom: 40px;
}

.about-intro p {
    font-size: 20px;
    line-height: 1.8;
}

.contact-section h1 {
    margin-bottom: 20px;
    color: white;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
    max-width: 500px;
    width: 100%;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 25px;
    padding: 0;
}

.contact-item img {
    width: 30px;
    height: 30px;
    margin: 0;
    flex-shrink: 0;
}

.contact-item p {
    margin: 0;
    font-size: 18px;
    word-break: break-all;
    flex: 1;
}

/* Mobile adjustments for contact section */
@media (max-width: 768px) {
    .hero-page-title {
        bottom: 15%;
        left: 5%;
        right: 5%;
    }
    
    .hero-page-title h1 {
        font-size: 24px;
        text-align: center;
    }
    
    .contact-info {
        max-width: 100%;
        gap: 20px;
    }
    
    .contact-item {
        gap: 20px;
    }
    
    .contact-item img {
        width: 25px;
        height: 25px;
    }
    
    .contact-item p {
        font-size: 16px;
    }
    
    .about-intro p {
        font-size: 18px;
    }
}

/* ==========================================================================
   Accommodation Page Styles
   ========================================================================== */

#accommodation-finder {
    display: flex;
    align-items: center;
    gap: 15px;
    margin: 30px auto;
    max-width: 500px;
}

#search-input {
    flex: 1;
    min-width: 200px;
}

#search-button {
    width: 30px;
    height: 30px;
    cursor: pointer;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

#search-button:hover {
    transform: scale(1.1);
}

@media (max-width: 768px) {
    #accommodation-finder {
        max-width: 100%;
    }
    
    #search-button {
        width: 25px;
        height: 25px;
    }
}

/* ==========================================================================
   Large Screen Optimizations
   ========================================================================== */

@media (min-width: 1200px) {
    .main-content {
        max-width: 1200px;
        margin-left: auto;
        margin-right: auto;
    }

    footer {
        max-width: 1000px;
    }

    .hero-section {
        max-height: 600px;
    }

    .explore-grid {
        max-width: 1000px;
        margin: 0 auto;
    }
}