/**
 * XTN 2026 - Index Page Styles
 * Dùng cho trang chủ index.html
 */

/* Navbar - Sticky with Blur */
.navbar {
    background: rgba(30, 58, 95, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 15px 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(255, 215, 0, 0.2);
}

.navbar.scrolled .nav-links a {
    color: var(--gray-700);
}

.navbar.scrolled .nav-links a:hover {
    color: var(--secondary);
}

.navbar.scrolled .mobile-toggle {
    color: var(--gray-700);
}

.nav-logo {
    height: 60px;
    width: auto;
}

.navbar .nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.navbar .nav-links a {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s;
}

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

.btn-login {
    background: var(--secondary);
    color: var(--gray-800) !important;
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-weight: 600;
}

.btn-login:hover {
    background: var(--secondary-dark);
}

.mobile-toggle {
    display: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section with Slideshow */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Background Slideshow */
.hero-slideshow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-slideshow .slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

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

/* Yellow/Gold Overlay for XTN branding */
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg,
            rgba(251, 191, 36, 0.65) 0%,
            rgba(245, 158, 11, 0.55) 50%,
            rgba(217, 119, 6, 0.45) 100%);
    z-index: 2;
}

/* Slide Navigation Dots - Ẩn để chuyên nghiệp hơn */
.slide-dots {
    display: none;
    /* Ẩn dots */
}

.slide-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s;
}

.slide-dots .dot:hover {
    background: rgba(255, 255, 255, 0.7);
}

.slide-dots .dot.active {
    background: var(--secondary);
    transform: scale(1.2);
}

/* Hero Content */
.hero-content {
    position: relative;
    z-index: 5;
    padding: 40px;
    max-width: 900px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Hero Logo (replaces badge + title) */
.hero-logo {
    max-width: 350px;
    width: 80%;
    height: auto;
    margin-bottom: 20px;
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.3));
    animation: logoFloat 3s ease-in-out infinite;
}

@keyframes logoFloat {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

/* Hero Badge */
.hero-badge {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 60px;
    padding: 15px 40px;
    margin-bottom: 25px;
}

.badge-year {
    font-size: 2rem;
    font-weight: 900;
    color: var(--secondary);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.badge-text {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: rgba(255, 255, 255, 0.9);
    margin-top: 5px;
}

/* Main Title - New Layout */
.main-title {
    margin-bottom: 20px;
}

.title-line-1 {
    display: block;
    font-size: 5rem;
    font-weight: 900;
    color: #fff;
    text-shadow: 3px 3px 0 var(--secondary), 6px 6px 30px rgba(0, 0, 0, 0.5);
    letter-spacing: 15px;
    line-height: 1;
}

.title-line-2 {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    color: var(--secondary);
    text-shadow: 2px 2px 20px rgba(0, 0, 0, 0.5);
    letter-spacing: 8px;
    margin-top: 10px;
}

.title-uel {
    display: inline-block;
    font-size: 2.5rem;
    font-weight: 900;
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    padding: 10px 30px;
    border-radius: 10px;
    margin-top: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.slogan {
    font-size: 1.5rem;
    font-style: italic;
    color: #dc2626;
    margin-bottom: 30px;
    text-shadow: 2px 2px 4px rgba(255, 255, 255, 1);
    -webkit-text-stroke: 4px #fff;
    /* Stroke trắng */
    paint-order: stroke fill;
    font-weight: 700;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.5rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    40% {
        transform: translateX(-50%) translateY(-10px);
    }

    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* Countdown - Updated for yellow overlay */
.countdown-wrapper {
    margin: 30px 0;
}

.countdown-label {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: #dc2626;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-shadow: 2px 2px 4px rgba(255, 255, 255, 1);
    -webkit-text-stroke: 1px #fff;
    /* Stroke trắng */
    paint-order: stroke fill;
}

.countdown-label i {
    color: #dc2626;
}

.timer {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.time-box {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(22, 101, 52, 0.3);
    padding: 20px 25px;
    border-radius: 15px;
    min-width: 90px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.time-box span {
    display: block;
    font-size: 2.8rem;
    font-weight: 800;
    color: #166534;
    /* Xanh lá đậm */
}

.time-box small {
    font-size: 0.85rem;
    color: #15803d;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* CTA Buttons */
.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 30px;
}

.btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 40px;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 50px;
    transition: all 0.3s;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

/* Shine effect */
.btn-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 255, 255, 0.4),
            transparent);
    transition: left 0.5s ease;
}

.btn-cta:hover::before {
    left: 100%;
}

.btn-register {
    background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
    /* Nền XANH LÁ */
    color: #fff;
    border: 2px solid #fff;
    /* Stroke trắng */
    box-shadow: 0 10px 30px rgba(22, 163, 74, 0.3);
}

.btn-register:hover {
    background: linear-gradient(135deg, var(--secondary-dark), #15803d);
    color: #fff;
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 20px 40px rgba(22, 163, 74, 0.4);
}

.btn-cta.btn-secondary {
    background: linear-gradient(135deg, #dc2626, #b91c1c);
    /* Nền ĐỎ */
    border: 2px solid #fff;
    color: #fff;
    box-shadow: 0 10px 30px rgba(220, 38, 38, 0.3);
}

.btn-cta.btn-secondary:hover {
    background: linear-gradient(135deg, #b91c1c, #991b1b);
    border-color: #fff;
    color: #fff;
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 20px 40px rgba(220, 38, 38, 0.4);
}

/* Sections */
.section-container {
    padding: 80px 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.bg-pattern {
    background: linear-gradient(135deg, var(--gray-50) 0%, #f0fdf4 100%);
}

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

.section-title {
    font-size: 2.2rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.section-desc {
    color: var(--gray-500);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Gallery */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.gallery-grid img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    transition: transform 0.3s;
}

.gallery-grid img:hover {
    transform: scale(1.03);
}

/* Leaders Section */
.leaders-wrapper {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 30px;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
}

.leader-card {
    text-align: center;
    width: 140px;
    /* Fixed width for alignment */
    padding: 10px;
    transition: transform 0.3s;
}

.leader-card:hover {
    transform: translateY(-5px);
}

.leader-avatar {
    margin-bottom: 15px;
    display: flex;
    justify-content: center;
}

.leader-avatar img {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
}

.leader-card:hover .leader-avatar img {
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    border-color: var(--secondary);
}

.leader-card h4 {
    color: var(--primary);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 5px;
    line-height: 1.3;
}

.leader-role {
    color: var(--gray-600);
    font-size: 0.85rem;
}

/* Confessions */
.confession-wall {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.confession-card {
    background: #fffde7;
    padding: 25px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transform: rotate(-1deg);
    transition: transform 0.3s;
}

.confession-card:nth-child(even) {
    transform: rotate(1deg);
    background: #fff3e0;
}

.confession-card:hover {
    transform: rotate(0deg) scale(1.02);
}

.btn-write {
    background: var(--primary);
    color: white;
    padding: 12px 25px;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-weight: 600;
    cursor: pointer;
    margin-top: 15px;
}

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

.loading-spinner {
    text-align: center;
    padding: 40px;
    color: var(--gray-400);
}

/* Footer */
.footer-official {
    background: var(--header-bg);
    color: rgba(255, 255, 255, 0.8);
    padding: 50px 30px 20px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-col h4 {
    color: white;
    font-size: 0.95rem;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.logos-wrapper {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

.org-logo,
.symbol-logo {
    height: 60px;
    width: auto;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s;
}

.social-icons a:hover {
    background: var(--secondary);
    color: var(--gray-800);
}

.stats-list {
    list-style: none;
}

.stats-list li {
    margin-bottom: 10px;
}

.stats-list .highlight {
    color: var(--secondary);
    font-weight: 600;
}

.footer-bottom-bar {
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--primary));
    margin-top: 30px;
}

/* Footer Flex Layout - Thay thế inline styles */
.footer-flex-layout {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    padding: 30px 40px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 15px;
}

.footer-logo {
    height: 50px;
    width: auto;
}

.footer-title {
    color: #fff;
}

.footer-copyright {
    margin: 0;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    color: #fff;
    font-size: 20px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: white;
    padding: 40px;
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 90%;
    position: relative;
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 2rem;
    cursor: pointer;
    color: var(--gray-400);
}

.btn-submit {
    width: 100%;
    background: var(--primary);
    color: white;
    padding: 15px;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
}

.color-options {
    display: flex;
    gap: 20px;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        padding: 15px 20px;
    }

    .navbar .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--header-bg);
        flex-direction: column;
        padding: 20px;
        gap: 15px;
    }

    .navbar .nav-links.show {
        display: flex;
    }

    .mobile-toggle {
        display: block;
    }

    /* Title responsive */
    .title-line-1 {
        font-size: 3rem;
        letter-spacing: 10px;
    }

    .title-line-2 {
        font-size: 1.8rem;
        letter-spacing: 5px;
    }

    .title-uel {
        font-size: 1.8rem;
        padding: 8px 20px;
    }

    .hero-badge {
        padding: 12px 25px;
    }

    .badge-year {
        font-size: 1.5rem;
    }

    .slogan {
        font-size: 1.1rem;
    }

    .timer {
        flex-wrap: wrap;
        gap: 10px;
    }

    .time-box {
        padding: 12px 18px;
        min-width: 70px;
    }

    .time-box span {
        font-size: 2rem;
    }

    .cta-buttons {
        flex-direction: column;
        gap: 15px;
    }

    .btn-cta {
        width: 100%;
        justify-content: center;
    }

    .slide-dots {
        bottom: 80px;
        gap: 8px;
    }

    .slide-dots .dot {
        width: 10px;
        height: 10px;
    }

    .section-container {
        padding: 50px 20px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .social-icons,
    .logos-wrapper {
        justify-content: center;
    }
}

/* Extra small devices */
@media (max-width: 480px) {
    .title-line-1 {
        font-size: 2.2rem;
        letter-spacing: 5px;
    }

    .title-line-2 {
        font-size: 1.3rem;
        letter-spacing: 3px;
    }

    .hero-content {
        padding: 20px;
    }

    .time-box {
        padding: 10px 15px;
        min-width: 60px;
    }

    .time-box span {
        font-size: 1.6rem;
    }

    .time-box small {
        font-size: 0.7rem;
    }
}

/* ===== AI CHATBOT WIDGET ===== */
.ai-chatbot-widget {
    position: fixed;
    bottom: 25px;
    right: 25px;
    z-index: 9999;
    font-family: 'Montserrat', sans-serif;
}

.ai-chatbot-toggle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(34, 197, 94, 0.4);
    transition: all 0.3s ease;
    position: relative;
}

.ai-chatbot-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(34, 197, 94, 0.5);
}

.chatbot-pulse {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 50%;
    border: 3px solid #22c55e;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.3);
        opacity: 0;
    }

    100% {
        transform: scale(1);
        opacity: 0;
    }
}

.ai-chatbot-panel {
    position: absolute;
    bottom: 75px;
    right: 0;
    width: 380px;
    max-height: 520px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chatbot-header {
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chatbot-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.chatbot-title i {
    font-size: 1.2rem;
}

.chatbot-close {
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    line-height: 1;
}

.chatbot-messages {
    flex: 1;
    overflow-y: auto;
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 300px;
    min-height: 200px;
    background: #f9fafb;
}

.chat-message {
    display: flex;
    gap: 10px;
    max-width: 90%;
}

.chat-message.user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.chat-message.bot .message-avatar {
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
}

.chat-message.user .message-avatar {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
}

.message-content {
    background: white;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 0.9rem;
    line-height: 1.5;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.chat-message.user .message-content {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
}

.chat-message.typing .message-content {
    color: #666;
}

.chatbot-suggestions {
    padding: 10px 15px;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    background: #f3f4f6;
    border-top: 1px solid #e5e7eb;
}

.suggestion-btn {
    padding: 6px 12px;
    border: 1px solid #d1d5db;
    border-radius: 20px;
    background: white;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}

.suggestion-btn:hover {
    background: #22c55e;
    color: white;
    border-color: #22c55e;
}

.chatbot-input-area {
    display: flex;
    padding: 12px 15px;
    gap: 10px;
    border-top: 1px solid #e5e7eb;
    background: white;
}

.chatbot-input-area input {
    flex: 1;
    padding: 10px 15px;
    border: 1px solid #d1d5db;
    border-radius: 25px;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s;
}

.chatbot-input-area input:focus {
    border-color: #22c55e;
}

.chatbot-send {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
    cursor: pointer;
    transition: all 0.2s;
}

.chatbot-send:hover {
    transform: scale(1.05);
}

/* Responsive for chatbot */
@media (max-width: 480px) {
    .ai-chatbot-panel {
        width: 320px;
        right: -10px;
    }

    .ai-chatbot-widget {
        bottom: 15px;
        right: 15px;
    }
}

/* ===== ĐỊA BÀN HOẠT ĐỘNG SECTION ===== */
.dia-ban-section {
    background: linear-gradient(180deg, #FFFFFF 0%, #FFFDE7 50%, #F0FDF4 100%);
    padding: 80px 20px;
}

.dia-ban-section .section-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.dia-ban-section .section-title i {
    color: var(--accent);
    font-size: 2rem;
}

/* Map Legend */
.map-legend {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    color: var(--gray-700);
}

.legend-marker {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 12px;
    color: white;
}

.legend-marker.legend-main {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #1f2937;
}

.legend-marker.legend-community {
    background: var(--accent);
}

/* ===== GALLERY TAB + CAROUSEL ===== */
.gallery-section {
    background: linear-gradient(180deg, #fff 0%, #FFFBEB 50%, #fff 100%);
}

/* Tabs Navigation */
.gallery-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 28px;
    border: 2px solid var(--primary);
    background: transparent;
    color: var(--primary-dark);
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-btn:hover {
    background: rgba(255, 215, 0, 0.1);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--gray-900);
    border-color: var(--primary);
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

/* Carousel Wrapper */
.gallery-carousel-wrapper {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 60px;
}

/* Carousel Container */
.gallery-carousel {
    overflow: hidden;
}

/* Tab Content */
.gallery-carousel .tab-content {
    display: none;
}

.gallery-carousel .tab-content.active {
    display: block;
}

/* Carousel Track */
.carousel-track {
    display: flex;
    gap: 25px;
    padding: 15px 10px 25px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    cursor: grab;
}

.carousel-track::-webkit-scrollbar {
    display: none;
}

.carousel-track:active {
    cursor: grabbing;
}

/* Carousel Item */
.carousel-item {
    flex: 0 0 280px;
    scroll-snap-align: start;
    border-radius: 16px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.35s ease;
}

.carousel-item:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.25);
}

.carousel-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
    transition: transform 0.35s ease;
}

.carousel-item:hover img {
    transform: scale(1.05);
}

.item-caption {
    padding: 15px;
    font-size: 0.85rem;
    color: var(--gray-700);
    font-weight: 500;
    line-height: 1.4;
    background: #fff;
}

/* Carousel Navigation Buttons */
.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    color: var(--gray-700);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    z-index: 10;
}

.carousel-nav.prev {
    left: 0;
}

.carousel-nav.next {
    right: 0;
}

.carousel-nav:hover {
    background: var(--primary);
    color: var(--gray-900);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
}

.carousel-nav i {
    font-size: 1.2rem;
}

/* Responsive */
@media (max-width: 992px) {
    .gallery-carousel-wrapper {
        padding: 0 20px;
    }

    .carousel-nav {
        display: none;
    }

    .carousel-item {
        flex: 0 0 260px;
    }
}

@media (max-width: 768px) {
    .gallery-tabs {
        gap: 8px;
    }

    .tab-btn {
        padding: 10px 20px;
        font-size: 0.85rem;
    }

    .carousel-item {
        flex: 0 0 240px;
    }

    .carousel-item img {
        height: 180px;
    }
}

@media (max-width: 480px) {
    .carousel-item {
        flex: 0 0 85%;
    }

    .tab-btn {
        padding: 8px 16px;
        font-size: 0.8rem;
    }
}

/* Location Cards Container */
.dia-ban-section .section-header+a,
.dia-ban-section .section-header+div {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ROW 1: UEL Featured - Full Width */
a.location-card.featured {
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 1100px;
    margin: 30px auto 20px;
    padding: 20px 30px;
    background: linear-gradient(135deg, #FFFDE7, #FFF9C4);
    border: 2px solid var(--primary);
    border-radius: 16px;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    position: relative;
}

a.location-card.featured h3 {
    font-size: 1.1rem;
    color: var(--gray-800);
    margin: 0;
    text-align: center;
}

a.location-card.featured:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.3);
}

.card-link-icon {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 14px;
    color: var(--gray-400);
    opacity: 0;
    transition: all 0.3s ease;
}

a.location-card:hover .card-link-icon {
    opacity: 1;
    color: var(--primary-dark);
}

/* ROW 2: Community Grid - 7 items equal width with horizontal scroll */
.location-row {
    display: flex;
    gap: 12px;
    max-width: 100%;
    margin: 0 auto 20px;
    padding: 0 20px;
    overflow-x: auto;
    justify-content: center;
    -webkit-overflow-scrolling: touch;
}

.location-row .location-card {
    flex: 0 0 auto;
    width: 180px;
}

/* ROW 3: Standalone special card */
a.location-card.standalone {
    display: block;
    max-width: 200px;
    margin: 0 auto;
    text-decoration: none;
    color: inherit;
}

/* Base card styles for links */
a.location-card {
    display: block;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.location-card.featured .card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.location-card.featured .card-icon i {
    font-size: 24px;
    color: #1f2937;
    margin: 0;
}

.location-card.featured .card-content {
    flex: 1;
}

.location-card.featured .card-badge {
    display: inline-block;
    background: var(--primary);
    color: #1f2937;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.location-card.featured h3 {
    font-size: 1.2rem;
    color: var(--gray-800);
    margin: 0 0 5px;
}

.location-card.featured p {
    font-size: 0.9rem;
    color: var(--gray-500);
    margin: 0;
}

/* Community location cards - with number badge */
.location-card .card-number {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--secondary), #16A34A);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    margin: 0 auto 8px;
}

.location-card .card-area {
    display: block;
    font-size: 0.65rem;
    color: var(--gray-400);
    margin-top: 3px;
    text-align: center;
    white-space: nowrap;
}

/* Floating Contact Button (Bottom Left) */
.floating-contact {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 1000;
}

.contact-fab {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--secondary), #16A34A);
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(34, 197, 94, 0.4);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(34, 197, 94, 0.5);
}

.contact-popup {
    position: absolute;
    bottom: 75px;
    left: 0;
    width: 280px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.contact-popup.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.popup-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid #eee;
}

.popup-header h4 {
    margin: 0;
    font-size: 1rem;
    color: var(--gray-800);
}

.popup-close {
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--gray-400);
    cursor: pointer;
    padding: 5px;
}

.popup-close:hover {
    color: var(--gray-600);
}

.popup-content {
    padding: 15px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    border-radius: 10px;
    text-decoration: none;
    color: var(--gray-700);
    transition: all 0.2s ease;
}

.contact-item:hover {
    background: #f0fdf4;
    color: var(--secondary);
}

.contact-item i {
    font-size: 1.1rem;
    width: 20px;
    color: var(--secondary);
}

.contact-item span {
    font-size: 0.9rem;
}

.location-card {
    background: #FFFFFF;
    padding: 25px 20px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 215, 0, 0.2);
    cursor: default;
}

.location-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(255, 215, 0, 0.2);
    border-color: var(--primary);
}

.location-card i {
    font-size: 1rem;
    color: var(--secondary);
    margin-bottom: 1px;
    display: block;
}

.location-card h4 {
    font-size: 0.65rem;
    color: var(--gray-800);
    margin: 0;
    font-weight: 600;
    text-align: center;
    white-space: normal;
    word-wrap: break-word;
    line-height: 1.2;
}

.location-card p {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin: 5px 0 0;
}

/* Responsive */
@media (max-width: 768px) {
    .dia-ban-section {
        padding: 60px 15px;
    }

    .dia-ban-section .section-title {
        font-size: 1.5rem;
        flex-direction: column;
        gap: 10px;
    }

    .dia-ban-section .section-title i {
        font-size: 1.5rem;
    }

    .map-legend {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .location-list {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .location-card:first-child,
    .location-card.featured {
        grid-column: span 2;
    }

    .location-card {
        padding: 20px 15px;
    }

    .location-card i {
        font-size: 1.5rem;
    }

    .location-card h4 {
        font-size: 0.9rem;
    }

    .location-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Keep 7 items in 1 row with scroll */
    .location-row {
        grid-template-columns: repeat(7, minmax(110px, 1fr));
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 10px;
    }

    a.location-card.featured {
        flex-direction: column;
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .location-grid {
        grid-template-columns: 1fr;
    }

    .location-card:first-child,
    .location-card.featured {
        grid-column: span 1;
        flex-direction: column;
        text-align: center;
    }

    .location-card.featured .card-content {
        text-align: center;
    }
}

/* ===== INTERACTIVE SVG MAP (VNExpress-inspired) ===== */
.interactive-map-container {
    display: flex;
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
    align-items: stretch;
}

.map-panel {
    flex: 1;
    min-width: 0;
    background: white;
    border-radius: 20px;
    padding: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(255, 215, 0, 0.2);
}

.hcm-map {
    width: 100%;
    height: auto;
    display: block;
}

/* District shapes */
.district {
    fill: #e0f2fe;
    stroke: #60a5fa;
    stroke-width: 1.5;
    cursor: pointer;
    transition: all 0.3s ease;
}

.district:hover {
    fill: #bae6fd;
    stroke: #3b82f6;
    stroke-width: 2;
}

.district-group.active .district,
.district-group:hover .district {
    fill: #fef3c7;
    stroke: #f59e0b;
    stroke-width: 2.5;
}

.district-special {
    fill: #d1fae5;
    stroke: #10b981;
}

.district-special:hover {
    fill: #a7f3d0;
}

.district-inactive {
    fill: #f3f4f6;
    stroke: #d1d5db;
    stroke-width: 1;
    cursor: default;
}

.district-text {
    font-size: 11px;
    font-weight: 600;
    fill: #374151;
    pointer-events: none;
    text-anchor: middle;
}

.district-text-inactive {
    font-size: 10px;
    fill: #9ca3af;
    pointer-events: none;
    text-anchor: middle;
}

/* Hotspot circles */
.hotspot-circle {
    cursor: pointer;
    transition: all 0.3s ease;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.hotspot-circle:hover {
    transform: scale(1.2);
    filter: drop-shadow(0 4px 8px rgba(34, 197, 94, 0.4));
}

.hotspot-group:hover .hotspot-circle {
    r: 16;
}

/* UEL marker special */
.uel-marker {
    cursor: pointer;
}

.uel-circle {
    transition: all 0.3s ease;
}

.uel-marker:hover .uel-circle {
    r: 24;
    filter: drop-shadow(0 6px 12px rgba(255, 215, 0, 0.5));
}

/* Info Panel */
.map-info-panel {
    width: 280px;
    flex-shrink: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 253, 231, 0.9));
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 25px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 215, 0, 0.3);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.info-default {
    text-align: center;
}

.info-icon-wrapper {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
}

.info-icon-wrapper i {
    font-size: 24px;
    color: #1f2937;
}

.info-default h4 {
    font-size: 1.1rem;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.info-default p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.5;
    margin-bottom: 20px;
}

.quick-stats {
    display: flex;
    justify-content: space-around;
    padding-top: 15px;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--secondary);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Info Content */
.info-content {
    animation: fadeIn 0.3s ease;
}

.info-header {
    margin-bottom: 15px;
}

.info-badge {
    display: inline-block;
    padding: 4px 12px;
    background: var(--secondary);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 8px;
}

.info-badge.uel {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #1f2937;
}

.info-title {
    font-size: 1.2rem;
    color: var(--gray-800);
    margin: 0;
}

.info-desc {
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 20px;
}

.btn-map-action {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: transparent;
    border: 2px solid var(--secondary);
    color: var(--secondary);
    font-weight: 600;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive for SVG Map */
@media (max-width: 768px) {
    .interactive-map-container {
        flex-direction: column;
    }

    .map-panel {
        padding: 15px;
    }

    .map-info-panel {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .quick-stats {
        flex-wrap: wrap;
        gap: 10px;
    }

    .stat-item {
        flex: 1 1 30%;
    }
}