/* ==========================================================================
   Variables
   ========================================================================== */
:root {
    /* Colors */
    --color-primary: #1f4037;
    --color-primary-dark: #183229;
    --color-secondary: #1f4037;
    --color-accent: #1f4037;
    --color-light: #f8fafc;
    --color-dark: #1e293b;
    --color-success: #22c55e;
    --color-danger: #ef4444;
    --color-warning: #f59e0b;
    --color-info: #06b6d4;
    
    /* Typography */
    --font-primary: 'Inter', 'Segoe UI', system-ui, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    /* Breakpoints */
    --breakpoint-sm: 576px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 992px;
    --breakpoint-xl: 1200px;
    
    /* Container */
    --container-max-width: 1200px;
    --container-padding: 2rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: var(--line-height-base);
    color: var(--color-dark);
    background-color: var(--color-light);
    overflow-x: hidden;
    padding-top: 0; /* Remove padding from body */
}

/* ==========================================================================
   Layout
   ========================================================================== */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ==========================================================================
   Header
   ========================================================================== */
.header {
    background: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: transform 0.3s ease;
}

.header.header--hidden {
    transform: translateY(-100%);
}

.header__top {
    padding: 1.5rem 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    position: relative;
}

.header__logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0.5rem 0;
}

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

.header__logo-img {
    height: 60px;
    width: auto;
    object-fit: contain;
    max-width: none;
}

.header__nav {
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    background: white;
    padding: 0.5rem 0;
}

/* Remove header title styles */
.header__title,
.header__title-main,
.header__title-sub {
    display: none;
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.nav {
    display: flex;
    justify-content: center;
}

.nav__list {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0.75rem 0;
    justify-content: center;
    flex-wrap: wrap;
}

.nav__link {
    color: var(--color-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 0;
    position: relative;
    transition: color 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav__item.active .nav__link {
    color: var(--color-primary);
    font-weight: 600;
}

.nav__item.active .nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-primary);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #1f4037;
    transition: width 0.3s ease;
}

.nav__link:hover {
    color: #1f4037;
}

.nav__link:hover::after {
    width: 100%;
}

/* Button Group */
.button-group {
    display: flex;
    gap: var(--spacing-md);
    margin: 1.5rem 0;
    flex-wrap: wrap;
}

.button-group .btn {
    flex: 1;
    min-width: 200px;
    justify-content: center;
    text-align: center;
}

@media (max-width: 768px) {
    .button-group {
        flex-direction: column;
    }
    
    .button-group .btn {
        width: 100%;
    }
}

/* Enhanced Dropdown Menu */
.nav__item--dropdown {
    position: relative;
}

.nav__dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 200px;
    padding: 0.5rem 0;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

.nav__item--dropdown:hover .nav__dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav__dropdown-link {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--color-dark);
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.nav__dropdown-link:hover {
    background: #1f4037;
    color: white;
}

@media (max-width: 992px) {
    .nav {
        position: fixed;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100vh;
        background: white;
        padding: 80px 20px 20px;
        overflow-y: auto;
        transition: 0.3s ease-in-out;
        z-index: 999;
    }

    .nav.active {
        left: 0;
    }

    .nav__list {
        flex-direction: column;
        gap: 0;
        width: 100%;
        padding: 0;
    }

    .nav__item {
        width: 100%;
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    }

    .nav__link {
        display: block;
        padding: 15px 0;
        font-size: 16px;
        text-align: left;
    }

    .nav__item--dropdown {
        position: relative;
    }

    .nav__dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: #f8f9fa;
        padding-left: 20px;
        display: none;
        margin: 0;
    }

    .nav__item--dropdown.active .nav__dropdown {
        display: block;
    }

    .nav__dropdown-link {
        padding: 12px 0;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }

    .nav__dropdown-link:last-child {
        border-bottom: none;
    }

    .menu-toggle {
        display: block;
        position: absolute;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
        z-index: 1000;
    }

    .overlay {
        display: block;
    }
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    color: white;
    padding: var(--spacing-xl) 0;
    text-align: center;
    margin-top: 250px;
    overflow: hidden;
    background: linear-gradient(45deg, #1f4037, #99f2c8);
    min-height: 60vh;
    display: flex;
    align-items: center;
    cursor: default;
}

.travel-hero {
    position: relative;
    padding: 0;
    height: 60vh;
    overflow: hidden;
    margin-top: 190px;
}

.travel-hero .slideshow-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.travel-hero .slideshow {
    position: relative;
    width: 100%;
    height: 100%;
}

.travel-hero .slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.travel-hero .slide.active {
    opacity: 1;
}

.travel-hero .slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.travel-hero .slideshow-controls {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 1rem;
    z-index: 10;
}

.travel-hero .slideshow-prev,
.travel-hero .slideshow-next {
    background: rgba(255, 255, 255, 0.7);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.travel-hero .slideshow-prev:hover,
.travel-hero .slideshow-next:hover {
    background: rgba(255, 255, 255, 0.9);
}

.travel-hero .slideshow-prev i,
.travel-hero .slideshow-next i {
    color: var(--color-primary);
    font-size: 1.2rem;
}

@media (max-width: 768px) {
    .travel-hero {
        height: 40vh;
        margin-top: 120px;
    }
}

.hero::before {
    display: none; /* Remove the old pattern */
}

.bubble-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.bubble {
    position: absolute;
    border-radius: 50%;
    opacity: 0.15;
    filter: blur(60px);
    z-index: 1;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.8) 0%, rgba(37, 99, 235, 0) 70%);
    transition: transform 0.1s ease-out;
    box-shadow: inset 0 0 20px rgba(255, 255, 255, 0.3);
}

.bubble::after {
    content: '';
    position: absolute;
    top: 15%;
    left: 15%;
    width: 25%;
    height: 25%;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
}

.hero__content {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.hero__title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.4;
    font-weight: 700;
    animation: slideUp 1s ease-out;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.hero__subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    opacity: 0.9;
    animation: slideUp 1s ease-out 0.2s backwards;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
}

.hero__location {
    margin-bottom: var(--spacing-lg);
    opacity: 0.8;
    animation: slideUp 1s ease-out 0.4s backwards;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Hero Deadline Notice */
.hero__deadline-notice {
    background-color: rgba(231, 76, 60, 0.9);
    color: white;
    padding: 10px 20px;
    border-radius: 6px;
    margin: 20px 0;
    display: inline-block;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    animation: bounce 2s infinite;
}

.hero__deadline-label {
    font-weight: bold;
    margin-right: 8px;
    display: block;
    margin-bottom: 5px;
}

.hero__deadline-date {
    font-size: 1.2em;
    font-weight: 700;
    display: block;
}

.hero__deadline-date .old-date {
    font-size: 0.9em;
    font-weight: 400;
    opacity: 0.9;
    color: white;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
    gap: 0.5rem;
    cursor: pointer;
    border: none;
    position: relative;
    z-index: 1;
}

.btn--primary {
    background: var(--color-primary);
    color: white !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.btn--primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    color: white !important;
}

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

.btn--secondary:hover {
    background: var(--color-secondary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* Hero Section Button */
.hero .btn {
    font-size: 1.1rem;
    padding: 1rem 2rem;
    margin-top: 1.5rem;
    z-index: 2;
}

/* Ensure button is above overlay */
.hero .btn,
.hero .btn:hover {
    position: relative;
    z-index: 2;
}

/* ==========================================================================
   Cards
   ========================================================================== */
.card {
    background-color: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card__header {
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    padding-bottom: var(--spacing-md);
}

.card__title {
    font-size: 1.75rem;
    color: #1f4037;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: var(--color-dark);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(to right, var(--color-primary), var(--color-accent));
}

.footer__container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
}

.footer__section {
    flex: 1;
    min-width: 200px;
}

.footer__title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-light);
    font-weight: 600;
}

.footer__contact {
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.social-links__item {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    transition: all var(--transition-fast);
}

.social-links__item:hover {
    background: linear-gradient(to right, var(--color-primary), var(--color-accent));
    transform: translateY(-3px);
}

.footer__copyright {
    text-align: center;
    padding-top: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* ==========================================================================
   Topics Grid
   ========================================================================== */
.topics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.topic-item {
    background: var(--color-light);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.topic-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.topic-item i {
    font-size: 2rem;
    color: #1f4037;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #1f4037, #1f4037);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.topic-item h4 {
    margin: 0;
    font-size: 1rem;
    color: var(--color-dark);
}

/* ==========================================================================
   Timeline
   ========================================================================== */
.deadlines-timeline {
    position: relative;
    padding: 2rem 0;
}

.deadlines-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, #1f4037, #1f4037);
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: 0 2rem;
    margin-bottom: 2rem;
}

.timeline-item:nth-child(odd) {
    margin-left: 0;
    margin-right: auto;
    text-align: right;
}

.timeline-item:nth-child(even) {
    margin-left: auto;
    margin-right: 0;
    text-align: left;
}

.timeline-date {
    font-weight: 600;
    color: #1f4037;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.timeline-date .old-date {
    color: #333;
    font-size: 0.9em;
    font-weight: 400;
}

.timeline-content {
    background: var(--color-light);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.timeline-content h4 {
    margin: 0 0 0.5rem;
    color: var(--color-dark);
}

.timeline-content p {
    margin: 0;
    color: var(--color-dark);
    opacity: 0.8;
}

/* ==========================================================================
   Highlight Box
   ========================================================================== */
.highlight-box {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-secondary-light));
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin: 2rem 0;
    color: var(--color-text);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.highlight-box:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.highlight-box h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.highlight-box h3 {
    color: var(--color-primary);
    margin-top: 0;
    margin-bottom: 1rem;
}

.highlight-box p {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.highlight-box ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.highlight-box li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.highlight-box li::before {
    content: "✓";
    color: #1f4037;
    position: absolute;
    left: 0;
}

.highlight-box .btn {
    color: var(--color-white);
    font-weight: 600;
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.highlight-box .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.highlight-box .btn i {
    margin-right: 0.5rem;
}

@media (max-width: 768px) {
    .highlight-box {
        padding: 1.5rem;
        margin: 1.5rem 0;
    }

    .highlight-box h2 {
        font-size: 1.5rem;
    }

    .highlight-box p {
        font-size: 1rem;
    }

    .highlight-box .btn {
        font-size: 1rem;
        padding: 0.75rem 1.5rem;
    }
}

/* ==========================================================================
   Footer List
   ========================================================================== */
.footer__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer__list li {
    margin-bottom: 0.5rem;
}

.footer__list a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer__list a:hover {
    color: white;
}

/* ==========================================================================
   Objectives List
   ========================================================================== */
.objectives-list {
    list-style: none;
    padding: 0;
    margin: 2rem 0;
}

.objectives-list li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.objectives-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #1f4037;
    font-weight: bold;
}

/* ==========================================================================
   Card Subtitle
   ========================================================================== */
.card__subtitle {
    font-size: 1.5rem;
    color: var(--color-dark);
    margin: 2rem 0 1rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.card__subtitle::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: linear-gradient(to right, #1f4037, #1f4037);
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 1200px) {
    .nav__list {
        grid-template-columns: repeat(4, auto);
        gap: 0.8rem;
    }
}

@media (max-width: 992px) {
    body {
        padding-top: 120px;
    }

    .header__top {
        padding: 1rem 0;
    }

    .header__nav .container {
        position: relative;
    }

    .nav {
        position: fixed;
        top: 120px;
        left: -100%;
        width: 300px;
        height: calc(100vh - 120px);
        background: white;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
        transition: left 0.3s ease;
        padding: 2rem;
        overflow-y: auto;
        z-index: 1002;
        backdrop-filter: none;
    }

    .nav.active {
        left: 0;
    }

    .nav__list {
        flex-direction: column;
        gap: 1rem;
        padding: 0;
        background: white;
    }

    .nav__link {
        display: block;
        padding: 0.5rem 0;
        font-size: 1.1rem;
        color: var(--color-dark);
        background: white;
    }

    .menu-toggle {
        display: block;
        position: absolute;
        left: 1rem;
        top: 50%;
        transform: translateY(-50%);
        z-index: 1003;
        background: transparent;
        border: none;
        color: var(--color-dark);
        font-size: 1.5rem;
        cursor: pointer;
    }

    .hero {
        margin-top: 140px;
        padding: var(--spacing-lg) 0;
    }

    .hero__title {
        font-size: 1.8rem;
        line-height: 1.3;
        padding: 0 var(--spacing-md);
    }

    .overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1001;
        backdrop-filter: blur(4px);
    }

    .overlay.active {
        display: block;
    }

    body.menu-open {
        overflow: hidden;
    }

    .nav__item {
        background: white;
        position: relative;
        z-index: 1002;
    }

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

    .header {
        backdrop-filter: none;
        background: white;
        z-index: 1002;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .card {
        padding: var(--spacing-lg);
    }
    
    .footer__container {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
    
    .hero {
        margin-top: 120px;
        padding: var(--spacing-md) 0;
    }

    .hero__title {
        font-size: 1.5rem;
        padding: 0 var(--spacing-sm);
    }
    
    .hero__subtitle {
        font-size: 1.1rem;
    }

    .card {
        margin-bottom: var(--spacing-lg);
        padding: var(--spacing-md);
    }

    .section {
        padding: var(--spacing-lg) 0;
    }

    .timeline-item {
        padding: 0 var(--spacing-md);
    }
}

@media (max-width: 576px) {
    .hero {
        margin-top: 100px;
        padding: var(--spacing-sm) 0;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }
}

/* Mobile Menu Toggle Button */
.menu-toggle {
    display: none; /* Hide by default */
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-dark);
    cursor: pointer;
    padding: 0.5rem;
    position: fixed;
    left: 1rem;
    top: 120px;
    z-index: 1001;
    transition: all 0.3s ease;
    background-color: white;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

/* Mobile Navigation */
@media (max-width: 992px) {
    .menu-toggle {
        display: flex; /* Only show in mobile mode */
    }

    .nav {
        position: fixed;
        top: 120px;
        left: -100%;
        width: 280px;
        height: calc(100vh - 120px);
        background: white;
        padding: 20px;
        overflow-y: auto;
        transition: 0.3s ease-in-out;
        z-index: 1000;
    }

    /* ... rest of the mobile styles ... */
}

@media (min-width: 993px) {
    .menu-toggle {
        display: none !important; /* Force hide on larger screens */
    }
}

/* ==========================================================================
   Committee Page Styles
   ========================================================================== */
.committee-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.committee-member {
    background: var(--color-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.committee-member h3 {
    color: #1f4037;
    margin-bottom: var(--spacing-md);
    font-size: 1.2rem;
    font-weight: 600;
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid #1f4037;
}

.committee-member ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.committee-member li {
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-md);
    position: relative;
}

.committee-member li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #1f4037;
}

.committee-list {
    margin-top: var(--spacing-md);
}

.committee-list ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.committee-list li {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-light);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(0, 0, 0, 0.1);
    transition: all var(--transition-fast);
}

.committee-list li:hover {
    transform: translateX(5px);
    border-color: #1f4037;
    box-shadow: var(--shadow-sm);
}

@media (max-width: 768px) {
    .committee-grid {
        grid-template-columns: 1fr;
    }

    .committee-list ul {
        grid-template-columns: 1fr;
    }

    .committee-member {
        padding: var(--spacing-md);
    }
}

/* ==========================================================================
   Logo Grid Styles
   ========================================================================== */
.logo-grid {
    display: grid;
    padding: var(--spacing-xl) 0;
    margin: 0 auto;
}

/* Organizers Grid */
.logo-grid--organizers {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    max-width: 1000px;
}

/* Partners Grid */
.logo-grid--partners {
    grid-template-columns: repeat(3, 1fr);
    gap: calc(var(--spacing-xl) * 1.2);
    max-width: 1200px;
    padding: var(--spacing-lg) 0;
}

/* Logo Item Container */
.logo-item {
    background: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 3/2;
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

/* Logo Link */
.logo-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    text-decoration: none;
    padding: var(--spacing-md);
}

/* Logo Image */
.logo-img {
    width: auto;
    height: auto;
    max-width: 80%;
    max-height: 80%;
    object-fit: contain;
    transition: all 0.3s ease;
    filter: grayscale(100%) brightness(95%);
}

/* Hover Effects */
.logo-item:hover {
    border-color: #1f4037;
    box-shadow: 0 8px 16px rgba(31, 64, 55, 0.12);
    transform: translateY(-4px);
}

.logo-item:hover .logo-img {
    filter: grayscale(0%) brightness(100%);
    transform: scale(1.05);
}

/* Responsive Adjustments */
@media (max-width: 1200px) {
    .logo-grid--partners {
        gap: var(--spacing-lg);
        padding: var(--spacing-md) 0;
    }
    
    .logo-item {
        padding: var(--spacing-md);
    }
}

@media (max-width: 992px) {
    .logo-grid--partners {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .logo-img {
        max-width: 85%;
        max-height: 85%;
    }
}

@media (max-width: 768px) {
    .logo-grid--organizers {
        grid-template-columns: repeat(2, 1fr);
    }

    .logo-grid--partners {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .logo-item {
        aspect-ratio: 3/2;
    }
}

@media (max-width: 576px) {
    .logo-grid--organizers,
    .logo-grid--partners {
        grid-template-columns: 1fr;
    }

    .logo-item {
        aspect-ratio: 16/9;
        max-width: 300px;
        margin: 0 auto;
    }
}

/* Content List Styles */
.content-list {
    list-style: none;
    padding-left: 0;
    margin: 1.5rem 0;
}

.content-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

.content-list li::before {
    content: "•";
    color: #1f4037;
    position: absolute;
    left: 0;
    top: 0;
}

/* Fee Table Styles */
.fee-table {
    width: 100%;
    overflow-x: auto;
    margin: 2rem 0;
}

.fee-table table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-white);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.fee-table th,
.fee-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.fee-table th {
    background: #1f4037;
    color: var(--color-white);
    font-weight: 600;
}

.fee-table tr:hover {
    background: var(--color-background);
}

/* CTA Box Styles */
.cta-box {
    text-align: center;
    margin: 2rem 0;
    padding: 2rem;
    background: var(--color-background);
    border-radius: var(--radius-lg);
}

.contact-link {
    display: inline-flex;
    align-items: center;
    color: #1f4037;
    text-decoration: none;
    margin-top: 1rem;
}

.contact-link i {
    margin-right: 0.5rem;
}

/* Card Content Styles */
.card__content {
    padding: 2rem;
}

.card__content h3 {
    color: #1f4037;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.card__content p {
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .fee-table {
        margin: 1rem -1rem;
        width: calc(100% + 2rem);
    }

    .fee-table th,
    .fee-table td {
        padding: 0.75rem;
        font-size: 0.9rem;
    }

    .highlight-box {
        padding: 1.5rem;
        margin: 1.5rem 0;
    }

    .card__content {
        padding: 1.5rem;
    }
}

/* Registration Tables */
.table-responsive {
    overflow-x: auto;
    margin: 2rem 0;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-md);
}

.table {
    width: 100%;
    border-collapse: collapse;
    background: white;
}

.table th,
.table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.table th {
    background: #1f4037;
    color: white;
    font-weight: 600;
}

.table tr:last-child td {
    border-bottom: none;
}

.table tr:hover td {
    background: var(--color-background);
}

/* Payment Details */
.payment-details {
    background: var(--color-background);
    padding: 2rem;
    border-radius: var(--radius-md);
    margin: 2rem 0;
}

.payment-details h3 {
    color: #1f4037;
    margin-bottom: 1rem;
}

.payment-details .content-list {
    margin: 0;
}

.payment-details .content-list li {
    margin-bottom: 0.75rem;
}

.payment-details .content-list li strong {
    color: var(--color-dark);
    margin-right: 0.5rem;
}

@media (max-width: 768px) {
    .table th,
    .table td {
        padding: 0.75rem;
        font-size: 0.9rem;
    }
}

/* Committee Styles */
.committee-section {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.committee-chair {
    padding: 1.5rem;
    background: var(--color-background-light);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.committee-chair h3 {
    color: #1f4037;
    margin-bottom: 0.5rem;
}

.committee-group {
    padding: 1.5rem;
    background: var(--color-background-light);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.committee-group h3 {
    color: #1f4037;
    margin-bottom: 0.5rem;
}

.committee-group p {
    margin-bottom: 1rem;
}

.support-staff {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

.support-staff h4 {
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.support-staff ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.support-staff li {
    padding: 0.25rem 0;
    color: var(--color-text);
}

@media (max-width: 768px) {
    .committee-section {
        gap: 1rem;
    }
    
    .committee-chair,
    .committee-group {
        padding: 1rem;
    }
}

/* Travel Page Styles */
.travel-section {
    margin-bottom: var(--spacing-xl);
    overflow: hidden; /* Add overflow control to the section */
}

.travel-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden; /* Ensure card contents don't overflow */
}

.travel-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.travel-card__header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.travel-card__icon {
    font-size: 2rem;
    color: #1f4037;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(31, 64, 55, 0.1);
    border-radius: 50%;
}

.travel-card__title {
    font-size: 1.5rem;
    color: #1f4037;
    margin: 0;
}

.travel-info {
    margin-bottom: var(--spacing-lg);
}

.travel-info__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.travel-info__item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.travel-info__item:last-child {
    border-bottom: none;
}

.travel-info__icon {
    color: #1f4037;
    font-size: 1.2rem;
    width: 24px;
    flex-shrink: 0;
}

.travel-info__content {
    flex: 1;
}

.travel-info__label {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: #1f4037;
}

.travel-map {
    position: relative;
    width: 100%;
    max-width: 100%;
    height: 400px;
    border-radius: var(--radius-md);
    overflow: hidden;
    margin: var(--spacing-lg) auto; /* Center the map */
}

.travel-map iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* Mobile Optimizations */
@media (max-width: 768px) {
    .travel-section {
        padding: 0; /* Remove section padding on mobile */
    }

    .travel-card {
        border-radius: var(--radius-md);
        padding: var(--spacing-md);
        margin: 0 auto var(--spacing-md);
        width: 100%;
    }

    .travel-map {
        margin: var(--spacing-md) 0;
        height: 300px;
        border-radius: var(--radius-sm);
        width: 100%;
    }
}

@media (max-width: 576px) {
    .travel-card {
        padding: var(--spacing-sm);
        margin-bottom: var(--spacing-sm);
    }

    .travel-map {
        height: 250px;
        margin: var(--spacing-sm) 0;
    }
}

/* Travel Guide Styles */
.travel-guide {
    margin: var(--spacing-lg) 0;
}

.card__subtitle {
    color: var(--color-text-secondary);
    font-size: 1.2rem;
    margin-top: 0.5rem;
}

.travel-guide__main {
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.travel-guide__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.travel-guide__item {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.travel-guide__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.travel-guide__image--main {
    height: 400px;
}

.travel-guide__item .travel-guide__image {
    height: 200px;
}

.travel-guide__image:hover {
    transform: scale(1.05);
}

.travel-guide__description {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    color: var(--color-text);
    font-size: 1.1rem;
    line-height: 1.6;
}

/* Mobile Responsive Styles */
@media (max-width: 768px) {
    .travel-guide__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .travel-guide__image--main {
        height: 300px;
    }

    .travel-guide__item .travel-guide__image {
        height: 250px;
    }

    .travel-guide__description {
        padding: 0;
        font-size: 1rem;
    }
}

/* Venue Styles */
.venue-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.venue-info {
    padding: var(--spacing-md);
}

.venue-info h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
}

.venue-info p {
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.venue-info a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.venue-info a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

.venue-map {
    width: 100%;
    height: 100%;
    min-height: 400px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.map-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    padding-bottom: 75%; /* 4:3 Aspect Ratio */
}

.map-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: var(--radius-lg);
}

/* Responsive Venue Styles */
@media (max-width: 992px) {
    .venue-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .venue-info {
        padding: 0;
    }

    .venue-map {
        min-height: 350px;
    }

    .map-wrapper {
        padding-bottom: 56.25%; /* 16:9 Aspect Ratio for mobile */
    }
}

@media (max-width: 768px) {
    .venue-map {
        min-height: 300px;
    }

    .venue-info h3 {
        font-size: 1.3rem;
    }
}

@media (max-width: 576px) {
    .venue-map {
        min-height: 250px;
    }

    .venue-container {
        gap: var(--spacing-md);
    }
}

.member-profile {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 0.5rem 0;
}

.member-photo {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-primary);
}

.member-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.member-affiliation {
    font-size: 0.85rem;
    color: var(--color-dark);
    opacity: 0.8;
}

.cv-link {
    color: var(--color-primary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.cv-link:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/* Deadline Extended Styling */
.deadline-extended {
    display: inline-block;
    background-color: #e74c3c;
    color: white;
    font-size: 0.8em;
    padding: 2px 8px;
    border-radius: 4px;
    margin-left: 8px;
    font-weight: bold;
    animation: pulse 1.5s infinite;
}

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

/* Old Date Styling - Base */
.old-date {
    text-decoration: line-through;
    margin-right: 5px;
    position: relative;
}

.old-date::after {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 100%;
    height: 2px;
    background-color: var(--color-success);
    transform: rotate(-5deg);
}

/* Old Date in Hero (white text) */
.hero__deadline-date .old-date {
    font-size: 0.9em;
    font-weight: 400;
    opacity: 0.9;
    color: white;
}

/* Old Date in Timeline (black text) */
.timeline-date .old-date {
    color: #333;
    font-size: 0.9em;
    font-weight: 400;
}

/* Deadline Update Note */
.deadline-update-note {
    background-color: rgba(255, 248, 225, 0.9);
    border-left: 4px solid var(--color-warning);
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.deadline-update-note p {
    margin: 0;
    color: #7c5e10;
    font-size: 1rem;
    line-height: 1.5;
}

.deadline-update-note p strong {
    color: #5a440c;
}

.deadline-update-note i {
    color: var(--color-warning);
    margin-right: 8px;
}