/* ===========================
   CSS Variables & Reset
   =========================== */
:root {
    --primary-color: #C8102E;
    --primary-dark: #A00D24;
    --secondary-color: #003DA5;
    --accent-gold: #FFB81C;
    --dark-bg: #1a1a1a;
    --dark-text: #2c2c2c;
    --light-bg: #f8f9fa;
    --white: #ffffff;
    --gray-100: #f7f7f7;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-600: #6c757d;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.2);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

/* Font Loading Optimization */
@font-face {
    font-family: 'Noto Sans SC';
    font-display: swap;
}

@font-face {
    font-family: 'Inter';
    font-display: swap;
}

/* ===========================
   Page Loader
   =========================== */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.3s ease;
}

.loader-content {
    text-align: center;
}

.loader-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1.5rem;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loader-text {
    color: var(--white);
    font-size: 1.2rem;
    font-weight: 500;
    letter-spacing: 1px;
}

/* ===========================
   Back to Top Button
   =========================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    transform: translateY(100px);
    z-index: 1000;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.3);
}

.back-to-top:active {
    transform: translateY(-2px);
}

/* Mobile optimization */
@media (max-width: 768px) {
    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
        font-size: 1rem;
    }
}

/* ===========================
   Lazy Loading Images
   =========================== */
img[data-src] {
    opacity: 0;
    transition: opacity 0.3s ease;
}

img.loaded {
    opacity: 1;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--dark-text);
    background-color: var(--white);
    overflow-x: hidden;
}

/* ===========================
   Typography
   =========================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }

p {
    margin-bottom: 1rem;
}

/* ===========================
   Container & Layout
   =========================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

/* ===========================
   Language Toggle
   =========================== */
.language-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1001;
}

.lang-btn {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.lang-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ===========================
   Navigation
   =========================== */
.navbar {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

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

.nav-brand .logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.logo-image {
    height: 48px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-zh {
    font-size: 16px;
    font-weight: 700;
    color: var(--dark-text);
}

.logo-en {
    font-size: 12px;
    font-weight: 600;
    color: var(--secondary-color);
    letter-spacing: 1px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark-text);
    font-weight: 500;
    font-size: 15px;
    transition: var(--transition);
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--dark-text);
    transition: var(--transition);
}

/* ===========================
   Hero Section
   =========================== */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: 
        linear-gradient(135deg, rgba(200, 16, 46, 0.85) 0%, rgba(0, 61, 165, 0.85) 100%),
        url('../images/hero-business-handshake.jpg') center/cover no-repeat;
    color: var(--white);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 184, 28, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(20px, -20px); }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.2);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
}

.hero-flags {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    animation: fadeIn 1s ease-in;
}

.hero-flag {
    width: 50px;
    height: auto;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
    transition: transform 0.3s ease;
    animation: float 3s ease-in-out infinite;
}

.hero-flag:hover {
    transform: scale(1.15);
}

.hero-flag:nth-child(2) {
    animation-delay: 1s;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    margin-bottom: 2.5rem;
    opacity: 0.95;
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
    font-size: 2rem;
    opacity: 0.7;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-20px); }
    60% { transform: translateX(-50%) translateY(-10px); }
}

/* Animations */
.animate-fade-in {
    animation: fadeIn 1s ease-out forwards;
    opacity: 0;
}

.delay-1 { animation-delay: 0.3s; }
.delay-2 { animation-delay: 0.6s; }

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

/* ===========================
   Buttons
   =========================== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
}

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

.btn-primary:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

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

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

.btn-block {
    display: block;
    width: 100%;
}

/* ===========================
   Section Headers
   =========================== */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    color: var(--dark-text);
    position: relative;
    display: inline-block;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-gold));
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-600);
    margin-top: 1rem;
}

/* ===========================
   Country Banner
   =========================== */
.country-banner {
    background: linear-gradient(90deg, 
        var(--primary-color) 0%, 
        var(--white) 40%, 
        var(--white) 60%, 
        var(--primary-color) 100%);
    padding: 2rem 0;
    box-shadow: var(--shadow-sm);
}

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

.flag-icon {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 2.5rem;
}

.canada-flag, .china-flag {
    width: 60px;
    height: auto;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
    transition: transform 0.3s ease;
}

.canada-flag:hover, .china-flag:hover {
    transform: scale(1.1);
}

.flag-icon i {
    color: var(--accent-gold);
    font-size: 2rem;
}

.banner-content p {
    color: var(--dark-text);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
    text-align: center;
}

/* ===========================
   About Section
   =========================== */
.about {
    background: var(--light-bg);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 40%;
    height: 100%;
    background: url('../images/vancouver-skyline.jpg') center/cover no-repeat;
    opacity: 0.08;
    pointer-events: none;
}

/* About Introduction Section */
.about-introduction {
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    margin-bottom: 3rem;
}

.about-introduction h3 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.about-introduction h4 {
    color: var(--secondary-color);
    font-size: 1.3rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.intro-content > p {
    color: var(--dark-text);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    text-align: justify;
}

.commitment-list {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.commitment-list li {
    position: relative;
    padding-left: 2.5rem;
    margin-bottom: 1.2rem;
    color: var(--dark-text);
    line-height: 1.8;
    text-align: justify;
}

.commitment-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    width: 1.8rem;
    height: 1.8rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1rem;
}

.membership-welcome {
    background: linear-gradient(135deg, rgba(200, 16, 46, 0.05), rgba(0, 61, 165, 0.05));
    padding: 1.5rem;
    border-left: 4px solid var(--primary-color);
    border-radius: 8px;
    margin: 2rem 0;
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--dark-text);
}

.vision-statement {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 2.5rem;
    border-radius: 15px;
    margin-top: 2rem;
    text-align: center;
    position: relative;
}

.vision-statement i {
    font-size: 2rem;
    opacity: 0.3;
}

.vision-statement p {
    font-size: 1.3rem;
    font-weight: 600;
    line-height: 1.8;
    margin: 1rem 0;
    color: white;
}

/* About Purpose Section */
.about-purpose {
    margin-top: 3rem;
}

.about-purpose > h3 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
}

.purpose-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.purpose-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-top: 4px solid var(--primary-color);
}

.purpose-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-top-color: var(--secondary-color);
}

.purpose-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.purpose-icon i {
    font-size: 2rem;
    color: white;
}

.purpose-card h4 {
    color: var(--dark-text);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    line-height: 1.4;
}

.purpose-card p {
    color: var(--gray-600);
    line-height: 1.8;
    text-align: justify;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.about-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
}

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

.card-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.about-card h3 {
    color: var(--dark-text);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.about-card p {
    color: var(--gray-600);
    line-height: 1.8;
}

/* Connection Visual */
.connection-visual {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    align-items: center;
    margin-top: 4rem;
    padding: 3rem 2rem;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
}

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

.location-badge {
    background: linear-gradient(135deg, var(--light-bg), var(--white));
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.location-badge.canada {
    border: 3px solid var(--primary-color);
}

.location-badge.china {
    border: 3px solid #DC143C;
}

.location-badge .flag {
    width: 80px;
    height: auto;
    display: block;
    margin-bottom: 1rem;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
    transition: transform 0.3s ease;
}

.location-badge .flag:hover {
    transform: scale(1.1);
}

.location-badge h4 {
    color: var(--dark-text);
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.location-badge p {
    color: var(--gray-600);
    font-size: 0.9rem;
    margin: 0;
}

.connection-bridge {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 0 2rem;
}

.bridge-line {
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-gold), #DC143C);
    border-radius: 2px;
}

.bridge-icon {
    display: flex;
    gap: 1.5rem;
    font-size: 2rem;
}

.bridge-icon i {
    color: var(--secondary-color);
    animation: float 3s ease-in-out infinite;
}

.bridge-icon i:nth-child(2) {
    animation-delay: 0.5s;
}

.bridge-icon i:nth-child(3) {
    animation-delay: 1s;
    color: var(--accent-gold);
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.connection-bridge p {
    color: var(--gray-600);
    font-size: 0.9rem;
    text-align: center;
    margin: 0;
    font-weight: 500;
}

/* ===========================
   Services Section
   =========================== */
.services {
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.service-card {
    background: var(--light-bg);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-left: 4px solid var(--secondary-color);
}

.service-card.featured {
    background: linear-gradient(135deg, rgba(200, 16, 46, 0.05), rgba(0, 61, 165, 0.05));
    border-left: 4px solid var(--primary-color);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 15px rgba(200, 16, 46, 0.3);
}

.service-icon i {
    font-size: 2rem;
    color: var(--white);
}

.service-card h3 {
    color: var(--dark-text);
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
}

.service-list {
    list-style: none;
    padding: 0;
}

.service-list li {
    color: var(--gray-600);
    margin-bottom: 0.8rem;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Membership CTA */
.membership-cta {
    background: 
        linear-gradient(135deg, rgba(200, 16, 46, 0.92), rgba(0, 61, 165, 0.92)),
        url('../images/networking-event.jpg') center/cover no-repeat;
    padding: 4rem 3rem;
    border-radius: 20px;
    color: var(--white);
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
    align-items: center;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.membership-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(255, 184, 28, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.cta-content h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.cta-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.cta-buttons .btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

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

.cta-buttons .btn-primary:hover {
    background: var(--accent-gold);
    color: var(--dark-text);
}

.cta-buttons .btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

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

.cta-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-gold);
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.stat-label {
    font-size: 1rem;
    opacity: 0.95;
    font-weight: 500;
}

/* ===========================
   Event Section
   =========================== */
.event {
    background: var(--white);
}

.event-hero {
    margin-bottom: 3rem;
}

.event-banner {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.event-banner i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.event-banner h3 {
    font-size: 2rem;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.event-theme-banner {
    margin-top: 1.5rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, rgba(255, 184, 28, 0.2), rgba(255, 215, 0, 0.2));
    border: 2px solid rgba(255, 184, 28, 0.5);
    border-radius: 30px;
    display: inline-block;
}

.event-theme-banner span {
    font-size: 1.2rem;
    font-weight: 600;
    color: #fff;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    background: linear-gradient(135deg, #FFD700, #FFA500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.03em;
}

/* Event Info Banner */
.event-info-banner {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    padding: 2.5rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.event-info-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1rem;
    background: var(--light-bg);
    border-radius: 12px;
    border-left: 4px solid var(--accent-gold);
    transition: var(--transition);
}

.event-info-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
}

.event-info-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    min-width: 50px;
    text-align: center;
}

.event-info-item h5 {
    color: var(--gray-600);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.event-info-item p {
    color: var(--dark-text);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.event-details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.event-card {
    background: var(--gray-100);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
    /* 移除卡片默认阴影 */
    box-shadow: none;
}

.event-card:hover {
    background: var(--white);
    /* 移除hover时的阴影效果，使LOGO更清晰 */
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transform: translateY(-5px);
}

.event-icon {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.event-card h4 {
    color: var(--dark-text);
    margin-bottom: 0.5rem;
}

.event-card p {
    color: var(--gray-600);
    margin-bottom: 0;
}

.event-card.highlight-card {
    background: linear-gradient(135deg, rgba(255, 184, 28, 0.1), rgba(255, 165, 0, 0.1));
    border-left: 4px solid var(--accent-gold);
}

/* Event Card Link Wrapper */
.event-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
    transition: var(--transition);
}

.event-card-link:hover {
    text-decoration: none;
}

.event-card-link:hover .event-card {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.event-card-link .event-card {
    cursor: pointer;
}

.event-logo-container {
    width: 100%;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    /* 确保容器无阴影 */
    box-shadow: none;
    filter: none;
    background: transparent;
}

/* CCBONLINE Logo容器 - 确保透明无阴影 */
.event-card:has(.event-logo[alt*="CCBONLINE"]) .event-logo-container {
    background: transparent !important;
    box-shadow: none !important;
    filter: none !important;
}

.event-logo {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    /* 移除所有可能的阴影效果 */
    filter: none;
    box-shadow: none;
    -webkit-filter: none;
    -moz-filter: none;
}

/* CCBONLINE Logo - 透明背景无阴影无边框 */
.event-logo[alt*="CCBONLINE"],
.event-logo[src*="ccbonline"] {
    filter: none !important;
    box-shadow: none !important;
    background: transparent !important;
    -webkit-filter: none !important;
    -moz-filter: none !important;
    backdrop-filter: none !important;
    border: none !important;
    outline: none !important;
}

/* 协办单位 Supporting Organizations */
.event-supporting-orgs {
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    margin: 3rem 0;
    box-shadow: var(--shadow-sm);
    border: 2px solid var(--light-bg);
}

.event-supporting-orgs h3 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
    font-size: 1.8rem;
}

.event-supporting-orgs .event-details-grid {
    margin-bottom: 0;
}

/* ===========================
   政要贺信 Government Letters
   =========================== */
.event-letters {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    padding: 3rem;
    border-radius: 20px;
    margin: 3rem 0;
    box-shadow: var(--shadow-md);
    border: 2px solid #e9ecef;
}

.event-letters h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-align: center;
    font-weight: 700;
}

.event-letters .section-intro {
    text-align: center;
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
}

.letters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.letter-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.letter-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), #8b0000);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.letter-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.15);
    border-color: var(--primary-color);
}

.letter-card:hover::before {
    opacity: 1;
}

.letter-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: white;
}

.letter-badge.federal {
    background: linear-gradient(135deg, #c8102e 0%, #8b0000 100%);
}

.letter-badge.provincial {
    background: linear-gradient(135deg, #0066cc 0%, #004499 100%);
}

.letter-badge.municipal {
    background: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%);
}

.letter-preview {
    width: 150px;
    height: 150px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
    overflow: hidden;
    border: 4px solid #fff;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    padding: 5px;
}

.letter-preview i {
    font-size: 3.5rem;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.portrait-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 20%;
    transition: all 0.3s ease;
    border-radius: 50%;
}

.letter-card:hover .letter-preview {
    transform: scale(1.08);
    box-shadow: 0 8px 20px rgba(0,0,0,0.25);
    border-color: var(--primary-color);
}

.letter-card:hover .portrait-image {
    transform: scale(1.1);
}

.letter-card:hover .letter-preview i {
    color: white;
    transform: scale(1.1);
}

.click-hint {
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 600;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.letter-card:hover .click-hint {
    opacity: 1;
}

.click-hint i {
    animation: pointPulse 1.5s ease-in-out infinite;
}

@keyframes pointPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.letter-info h4 {
    font-size: 1.3rem;
    color: var(--dark);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.letter-info p {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.letter-date {
    display: inline-block;
    font-size: 0.85rem;
    color: #999;
    padding: 0.25rem 0.75rem;
    background: #f8f9fa;
    border-radius: 12px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .letters-grid {
        grid-template-columns: 1fr;
    }
    
    .event-letters {
        padding: 2rem 1.5rem;
    }
    
    .event-letters h3 {
        font-size: 1.5rem;
    }
    
    .letter-preview {
        width: 120px;
        height: 120px;
    }
    
    .letter-preview i {
        font-size: 3rem;
    }
    
    .portrait-image {
        object-position: center 25%;
    }
}

/* ===========================
   Event Photo Gallery
   =========================== */
.event-gallery {
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    margin: 3rem 0;
    box-shadow: var(--shadow-md);
    border: 2px solid var(--light-bg);
}

.event-gallery h3 {
    text-align: center;
    margin-bottom: 1rem;
    color: var(--dark-text);
    font-size: 2rem;
    font-weight: 700;
}

.event-gallery .section-intro {
    text-align: center;
    color: var(--gray-text);
    font-size: 1rem;
    margin-bottom: 2.5rem;
}

.gallery-grid {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    grid-gap: 1.5rem !important;
    gap: 1.5rem !important;
    width: 100%;
    margin: 0;
    padding: 0;
    grid-auto-rows: 1fr;
}

@media (max-width: 1200px) {
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }
}

/* Fallback for older browsers */
@supports not (display: grid) {
    .gallery-grid {
        display: flex !important;
        flex-wrap: wrap;
        margin: -0.75rem;
    }
    
    .gallery-item {
        flex: 0 0 calc(33.333% - 1.5rem);
        margin: 0.75rem;
    }
}

.gallery-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 4/3;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    display: block;
    width: 100%;
    height: auto;
}

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

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay i {
    color: var(--white);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.gallery-overlay p {
    color: var(--white);
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    padding: 0 1rem;
}

/* Mobile responsiveness for gallery */
@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 1rem !important;
    }
    
    .event-gallery {
        padding: 2rem 1.5rem;
    }
    
    .event-gallery h3 {
        font-size: 1.5rem;
    }
    
    .gallery-overlay i {
        font-size: 2rem;
    }
    
    .gallery-overlay p {
        font-size: 0.85rem;
    }
}

/* ===========================
   Timeline
   =========================== */
.event-program {
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    margin: 3rem 0;
    box-shadow: var(--shadow-md);
    border: 2px solid var(--light-bg);
    display: block;
    visibility: visible;
    opacity: 1;
    min-height: 100px;
}

.event-program h3 {
    text-align: center;
    margin-bottom: 2.5rem;
    color: var(--dark-text);
    font-size: 2rem;
    font-weight: 700;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: 40px;
    min-height: 50px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 2.5rem;
}

.timeline-marker {
    position: absolute;
    left: -34px;
    top: 8px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--accent-gold);
    border: 4px solid var(--white);
    box-shadow: 0 0 0 4px var(--primary-color), 0 2px 8px rgba(0, 0, 0, 0.2);
    z-index: 2;
}

.timeline-content {
    background: var(--light-bg);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border-left: 3px solid var(--primary-color);
    transition: var(--transition);
}

.timeline-content:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.timeline-time {
    display: inline-block;
    background: var(--accent-gold);
    color: var(--dark-text);
    padding: 8px 18px;
    border-radius: 20px;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.timeline-content h4 {
    color: var(--dark-text);
    margin-bottom: 0.5rem;
    margin-top: 0.5rem;
    font-size: 1.2rem;
    font-weight: 600;
}

.timeline-content p {
    color: var(--gray-600);
    font-size: 1rem;
    margin-bottom: 0;
    line-height: 1.6;
}

/* ===========================
   Countdown Hero Section (Top Priority)
   =========================== */
.countdown-hero {
    background: linear-gradient(135deg, #C8102E 0%, #003DA5 100%);
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
}

.countdown-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 184, 28, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

/* 喜庆装饰背景 - CSS绘制的节日装饰效果 */
.countdown-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        /* 顶部红色灯笼光带 */
        radial-gradient(ellipse 100% 40% at 50% 0%, rgba(220, 20, 60, 0.35) 0%, transparent 60%),
        /* 左侧红色装饰 */
        radial-gradient(circle at 10% 20%, rgba(220, 20, 60, 0.4) 0%, transparent 15%),
        /* 右侧红色装饰 */
        radial-gradient(circle at 90% 20%, rgba(220, 20, 60, 0.4) 0%, transparent 15%),
        /* 中部金色烟花效果 */
        radial-gradient(circle at 50% 50%, rgba(255, 184, 28, 0.25) 0%, transparent 35%),
        /* 底部金色光晕 */
        radial-gradient(ellipse 60% 30% at 50% 100%, rgba(255, 215, 0, 0.2) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
    animation: gentleSway 8s ease-in-out infinite;
}

/* 灯笼轻微摇摆动画 */
@keyframes gentleSway {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    25% {
        transform: translateY(-5px) rotate(-0.5deg);
    }
    50% {
        transform: translateY(-10px) rotate(0deg);
    }
    75% {
        transform: translateY(-5px) rotate(0.5deg);
    }
}

/* 金色闪光和装饰点缀效果 */
.countdown-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        /* 左上金色闪光 */
        radial-gradient(circle at 15% 25%, rgba(255, 215, 0, 0.3) 0%, rgba(255, 215, 0, 0.15) 8%, transparent 20%),
        /* 右上金色闪光 */
        radial-gradient(circle at 85% 25%, rgba(255, 215, 0, 0.3) 0%, rgba(255, 215, 0, 0.15) 8%, transparent 20%),
        /* 左下金色装饰 */
        radial-gradient(circle at 20% 75%, rgba(255, 184, 28, 0.25) 0%, transparent 18%),
        /* 右下金色装饰 */
        radial-gradient(circle at 80% 75%, rgba(255, 184, 28, 0.25) 0%, transparent 18%),
        /* 中部白色高光 */
        radial-gradient(circle at 50% 60%, rgba(255, 255, 255, 0.12) 0%, transparent 25%);
    pointer-events: none;
    z-index: 0;
    animation: sparkleFloat 12s ease-in-out infinite;
}

@keyframes sparkleFloat {
    0% {
        transform: translateY(-15px) scale(1);
        opacity: 0.5;
    }
    50% {
        transform: translateY(8px) scale(1.05);
        opacity: 0.7;
    }
    100% {
        transform: translateY(-15px) scale(1);
        opacity: 0.5;
    }
}

/* === 灯笼图片装饰层 - 已移除两侧灯笼 === */
/* 两侧灯笼装饰已按用户要求移除，仅保留顶部横幅和烟花效果 */

.countdown-hero .container {
    position: relative;
    z-index: 10;  /* 大幅提高层级：确保文字内容始终在最上层 */
}

.countdown-hero-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.countdown-hero-title {
    color: var(--white);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    animation: fadeInDown 0.8s ease;
}

.countdown-hero-title i {
    font-size: 2.5rem;
    color: var(--accent-gold);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

/* Event Theme Styling */
.event-theme {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: 1.2rem 2.5rem;
    background: linear-gradient(135deg, rgba(255, 184, 28, 0.15), rgba(255, 215, 0, 0.15));
    border: 2px solid var(--accent-gold);
    border-radius: 50px;
    margin: 1.5rem auto;
    animation: fadeInUp 0.8s ease 0.1s both;
}

.event-theme span {
    color: #fff;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    background: linear-gradient(135deg, #FFD700, #FFA500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.event-theme i {
    color: var(--accent-gold);
    font-size: 1.2rem;
    animation: pulse 2s ease-in-out infinite;
}

.countdown-hero-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.3rem;
    font-weight: 400;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.countdown-large {
    display: flex;
    justify-content: center;
    gap: 2.5rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.countdown-large .countdown-item {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2.5rem 2rem;
    border-radius: 20px;
    min-width: 140px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    border: 3px solid var(--accent-gold);
    transition: all 0.4s ease;
    position: relative;
}

.countdown-large .countdown-item::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--accent-gold), var(--primary-color), var(--secondary-color));
    border-radius: 20px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.countdown-large .countdown-item:hover::before {
    opacity: 1;
}

.countdown-large .countdown-item:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.4);
}

.countdown-large .countdown-value {
    display: block;
    font-size: 4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.8rem;
    font-family: 'Inter', sans-serif;
}

.countdown-large .countdown-label {
    display: block;
    font-size: 1.1rem;
    color: var(--gray-600);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.countdown-event-info {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.countdown-event-detail {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.countdown-event-detail:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.countdown-event-detail i {
    color: var(--accent-gold);
    font-size: 1.3rem;
}

/* Event Success Stats */
.event-success-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2.5rem;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.success-stat-item {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    border: 2px solid var(--accent-gold);
    transition: all 0.4s ease;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.success-stat-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.4);
    border-color: var(--primary-color);
}

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

.stat-icon i {
    color: var(--white);
    font-size: 1.8rem;
}

.stat-content {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    font-family: 'Inter', sans-serif;
}

.stat-label {
    font-size: 0.95rem;
    color: var(--gray-600);
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* ===========================
   Video Coverage Section
   =========================== */
.video-coverage-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 5rem 0;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 3rem;
}

.video-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    border: 2px solid transparent;
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    border-color: var(--accent-gold);
}

.featured-video {
    border: 2px solid var(--accent-gold);
    background: linear-gradient(135deg, rgba(255, 184, 28, 0.02), rgba(200, 16, 46, 0.02));
}

.video-header {
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    position: relative;
}

.video-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-gold);
    color: var(--dark-text);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    box-shadow: 0 4px 12px rgba(255, 184, 28, 0.4);
}

.video-badge i {
    font-size: 0.75rem;
}

.video-meta {
    margin-top: 0.5rem;
}

.video-source {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.video-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.video-icon i {
    font-size: 1.5rem;
    color: var(--accent-gold);
}

.video-source-name {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
    color: var(--white);
}

.video-date {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
}

.video-date i {
    font-size: 0.85rem;
}

.video-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--dark-text);
    margin: 1.5rem 1.5rem 1rem;
    line-height: 1.4;
}

.video-description {
    font-size: 1rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin: 0 1.5rem 1.5rem;
    padding: 1rem;
    background: var(--light-bg);
    border-left: 4px solid var(--primary-color);
    border-radius: 8px;
}

.video-embed-container {
    margin: 0 1.5rem 1.5rem;
}

.video-footer {
    padding: 1rem 1.5rem 1.5rem;
    display: flex;
    justify-content: center;
}

.video-external-link {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.8rem 1.8rem;
    background: linear-gradient(135deg, #FF0000, #CC0000);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 0, 0, 0.3);
}

.video-external-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 0, 0, 0.4);
    background: linear-gradient(135deg, #CC0000, #990000);
}

.video-external-link i {
    font-size: 1.2rem;
}

@media (max-width: 768px) {
    .video-grid {
        grid-template-columns: 1fr;
    }
    
    .video-title {
        font-size: 1.2rem;
    }
    
    .video-description {
        font-size: 0.95rem;
    }
}

.countdown-actions {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.8s both;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design for Countdown Hero */
@media (max-width: 768px) {
    .countdown-hero {
        padding: 3rem 0;
    }

    .countdown-hero-title {
        font-size: 1.8rem;
        flex-direction: column;
        gap: 0.5rem;
    }

    .countdown-hero-title i {
        font-size: 2rem;
    }

    .countdown-hero-subtitle {
        font-size: 1.1rem;
    }

    .countdown-large {
        gap: 1.5rem;
    }

    .countdown-large .countdown-item {
        min-width: 100px;
        padding: 1.5rem 1rem;
    }

    .countdown-large .countdown-value {
        font-size: 2.5rem;
    }

    .countdown-large .countdown-label {
        font-size: 0.9rem;
    }

    .countdown-event-info {
        gap: 1rem;
    }

    .countdown-event-detail {
        font-size: 0.95rem;
        padding: 0.6rem 1rem;
    }

    .countdown-actions {
        gap: 1rem;
    }
}

/* ===========================
   Countdown Timer (Original in Event Section)
   =========================== */
.countdown-section {
    background: linear-gradient(135deg, rgba(200, 16, 46, 0.05), rgba(0, 61, 165, 0.05));
    padding: 3rem;
    border-radius: 20px;
    margin: 3rem 0;
    text-align: center;
    border: 2px solid var(--light-bg);
}

.countdown-section h3 {
    color: var(--dark-text);
    font-size: 2rem;
    margin-bottom: 2rem;
    font-weight: 700;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.countdown-item {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    min-width: 120px;
    box-shadow: var(--shadow-md);
    border: 3px solid var(--primary-color);
    transition: var(--transition);
}

.countdown-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-gold);
}

.countdown-value {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.countdown-label {
    display: block;
    font-size: 1rem;
    color: var(--gray-600);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ===========================
   Event Actions
   =========================== */
.event-actions {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 3rem 0;
    flex-wrap: wrap;
}

.btn-large {
    padding: 1.2rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    transition: var(--transition);
}

.btn-large i {
    font-size: 1.3rem;
}

.btn-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

/* ===========================
   Event Map
   =========================== */
.event-map {
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    margin: 3rem 0;
    box-shadow: var(--shadow-md);
}

.event-map h3 {
    text-align: center;
    color: var(--dark-text);
    font-size: 2rem;
    margin-bottom: 2rem;
    font-weight: 700;
}

.map-container {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
}

.map-container iframe {
    display: block;
    width: 100%;
}

.map-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.map-info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--light-bg);
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
}

.map-info-item:hover {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    transform: translateY(-3px);
}

.map-info-item i {
    font-size: 2rem;
    color: var(--primary-color);
    min-width: 40px;
}

.map-info-item h5 {
    color: var(--gray-600);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.map-info-item p {
    color: var(--dark-text);
    font-size: 1rem;
    margin: 0;
    line-height: 1.5;
}

/* ===========================
   CTA Box
   =========================== */
.cta-box {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    color: var(--white);
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.cta-box h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.cta-box p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.cta-buttons .btn {
    min-width: 180px;
}

.cta-buttons .btn i {
    margin-right: 0.5rem;
}

/* ===========================
   Success Stories Section
   =========================== */
.success-stories {
    background: var(--light-bg);
    position: relative;
}

.success-stories::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 300px;
    background: 
        linear-gradient(to bottom, rgba(248, 249, 250, 0.5), rgba(248, 249, 250, 0.95)),
        url('../images/diverse-team.jpg') center/cover no-repeat;
    opacity: 0.4;
    pointer-events: none;
}

.success-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.success-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    gap: 1.5rem;
    position: relative;
    overflow: hidden;
}

.success-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 60px;
    height: 100%;
    background: url('../images/success-business.jpg') center/cover no-repeat;
    opacity: 0.05;
    pointer-events: none;
}

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

.success-icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-gold));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.success-icon i {
    font-size: 1.8rem;
    color: var(--white);
}

.success-content h4 {
    color: var(--dark-text);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.success-content p {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.success-tag {
    display: inline-block;
}

.success-tag span {
    background: var(--secondary-color);
    color: var(--white);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* Why Choose Us */
.why-choose-us {
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
}

.why-choose-us h3 {
    text-align: center;
    color: var(--dark-text);
    margin-bottom: 2.5rem;
    font-size: 1.8rem;
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
}

.reason-item {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--light-bg);
    border-radius: 15px;
    transition: var(--transition);
}

.reason-item:hover {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    transform: translateY(-5px);
}

.reason-item i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.reason-item h4 {
    color: var(--dark-text);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.reason-item p {
    color: var(--gray-600);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* ===========================
   Partners Section
   =========================== */
.partners {
    background: var(--white);
}

.partners-category {
    margin-bottom: 4rem;
}

.partners-category:last-child {
    margin-bottom: 0;
}

.partners-category h3 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--dark-text);
    font-size: 1.8rem;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.partner-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

/* Partner Card Link Wrapper */
.partner-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
    transition: var(--transition);
}

.partner-card-link:hover {
    text-decoration: none;
}

.partner-card-link:hover .partner-card {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.partner-card-link .partner-card {
    cursor: pointer;
}

.partner-card i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.partner-card p {
    color: var(--dark-text);
    font-weight: 500;
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* 纯文字协办单位样式 */
.partner-card.text-only {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80px;
    padding: 1.5rem;
}

.partner-card.text-only p {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
    line-height: 1.4;
}

.event-card.text-only {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80px;
    padding: 1.5rem;
}

.event-card.text-only p {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
    line-height: 1.4;
}

.sponsors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
}

.sponsor-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.sponsor-card.highlight {
    background: linear-gradient(135deg, var(--accent-gold), #FFA500);
    color: var(--dark-text);
    border: 3px solid var(--accent-gold);
}

/* Sponsor Card Link Wrapper */
.sponsor-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
    transition: var(--transition);
}

.sponsor-card-link:hover {
    text-decoration: none;
}

.sponsor-card-link:hover .sponsor-card {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.sponsor-card-link .sponsor-card {
    cursor: pointer;
}

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

.sponsor-card i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.sponsor-card.highlight i {
    color: var(--dark-text);
}

.sponsor-card:not(.highlight) i {
    color: var(--primary-color);
}

.sponsor-card h4 {
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.sponsor-card p {
    margin-bottom: 0;
    font-weight: 600;
}

/* ===========================
   Logo Container & Images
   =========================== */
.logo-container {
    width: 100%;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    position: relative;
    background: transparent;
}

/* CCBONLINE Logo容器 - 确保透明无阴影 */
.sponsor-card:has(.partner-logo[alt*="CCBONLINE"]) .logo-container,
.partner-card:has(.partner-logo[alt*="CCBONLINE"]) .logo-container {
    background: transparent !important;
    box-shadow: none !important;
    filter: none !important;
    padding: 0 !important;
}

.partner-logo {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: var(--transition);
}

/* CCBONLINE Logo - 透明背景无阴影无边框 */
.partner-logo[alt*="CCBONLINE"],
.partner-logo[src*="ccbonline"],
.partner-logo[src*="1062014c08384cc3697d6692e4611fb7"] {
    filter: none !important;
    box-shadow: none !important;
    background: transparent !important;
    -webkit-filter: none !important;
    -moz-filter: none !important;
    backdrop-filter: none !important;
    mix-blend-mode: normal;
    border: none !important;
    outline: none !important;
}

.sponsor-card:hover .partner-logo,
.partner-card:hover .partner-logo {
    transform: scale(1.05);
}

.sponsor-card.highlight .logo-container {
    background: rgba(255, 255, 255, 0.2);
    padding: 1rem;
    border-radius: 10px;
}

/* Logo container with icon fallback */
.logo-container i {
    font-size: 3rem;
}

.sponsor-card.highlight .logo-container i {
    color: var(--dark-text);
}

.sponsor-card:not(.highlight) .logo-container i {
    color: var(--primary-color);
}

.partner-card .logo-container i {
    color: var(--secondary-color);
}

/* ===========================
   Contact Section
   =========================== */
.contact {
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.info-card {
    background: var(--light-bg);
    padding: 1.5rem;
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
}

.info-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.info-card h4 {
    color: var(--dark-text);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.info-card p {
    color: var(--gray-600);
    margin-bottom: 0.25rem;
}

.info-card .subtitle {
    font-size: 0.9rem;
    color: var(--secondary-color);
    font-weight: 500;
}

/* WeChat Card Styling */
.wechat-card {
    background: linear-gradient(135deg, rgba(7, 193, 96, 0.05), rgba(18, 183, 106, 0.05));
    border-left: 4px solid #07c160;
}

.wechat-card .info-icon {
    color: #07c160;
    font-size: 2.5rem;
}

.wechat-id {
    font-size: 1.2rem;
    font-weight: 600;
    color: #07c160 !important;
    font-family: 'Courier New', monospace;
    letter-spacing: 0.5px;
    background: rgba(7, 193, 96, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    display: inline-block;
    margin: 0.5rem 0 !important;
}

.wechat-hint {
    font-size: 0.85rem;
    color: var(--gray-600) !important;
    font-style: italic;
    margin-top: 0.5rem;
}

/* WeChat Contact Specific Styles */
.wechat-name {
    margin: 0.75rem 0 !important;
    line-height: 1.6;
}

.wechat-name strong {
    font-size: 1.1rem;
    color: var(--dark-text);
    display: block;
    margin-bottom: 0.25rem;
}

.wechat-name-en {
    font-size: 0.9rem;
    color: var(--gray-600);
}

.wechat-location {
    font-size: 0.95rem;
    color: var(--gray-700) !important;
    margin: 0.5rem 0 !important;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.wechat-location i {
    color: var(--primary-color);
    font-size: 0.9rem;
}

.wechat-qr-container {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(7, 193, 96, 0.2);
    text-align: center;
}

.wechat-qr-code {
    width: 200px;
    height: 200px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border: 3px solid #07c160;
    padding: 8px;
    background: white;
    display: block;
    margin: 0 auto 1rem;
}

.wechat-qr-code:hover {
    transform: scale(1.05);
    transition: transform 0.3s ease;
    box-shadow: 0 6px 16px rgba(7, 193, 96, 0.3);
}

.wechat-location-small {
    font-size: 0.85rem;
    color: var(--gray-600) !important;
    margin-top: 0.25rem !important;
}

/* ==========================================
   CIBC Interactive Card Styles
   ========================================== */

/* Interactive CIBC sponsor card */
.cibc-interactive {
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
}

.cibc-interactive:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.cibc-interactive .click-hint {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: var(--primary-red);
    font-weight: 500;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.cibc-interactive:hover .click-hint {
    opacity: 1;
}

/* CIBC Modal */
.cibc-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
    animation: fadeIn 0.3s ease;
}

.cibc-modal.active {
    display: flex;
    justify-content: center;
    align-items: center;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.cibc-modal-content {
    position: relative;
    background-color: #fff;
    padding: 2rem;
    border-radius: 16px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.4s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.cibc-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 2rem;
    font-weight: bold;
    color: var(--gray-600);
    cursor: pointer;
    transition: color 0.3s ease;
    z-index: 10;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
}

.cibc-modal-close:hover {
    color: var(--primary-red);
    background: rgba(220, 53, 69, 0.1);
}

.cibc-detail-card {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    margin-bottom: 1.5rem;
}

.cibc-contact-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.cibc-btn {
    flex: 1;
    min-width: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.cibc-btn-phone {
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
    color: white;
}

.cibc-btn-phone:hover {
    background: linear-gradient(135deg, #c82333 0%, #bd2130 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.4);
}

.cibc-btn-wechat {
    background: linear-gradient(135deg, #07c160 0%, #06ad56 100%);
    color: white;
}

.cibc-btn-wechat:hover {
    background: linear-gradient(135deg, #06ad56 0%, #059c4d 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(7, 193, 96, 0.4);
}

.cibc-btn i {
    font-size: 1.2rem;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .cibc-modal-content {
        padding: 1.5rem;
        width: 95%;
    }

    .cibc-contact-buttons {
        flex-direction: column;
    }

    .cibc-btn {
        min-width: 100%;
    }

    .cibc-modal-close {
        top: 0.5rem;
        right: 0.5rem;
        width: 35px;
        height: 35px;
        font-size: 1.5rem;
    }
}

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

.social-link {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

/* ===========================
   Contact Form
   =========================== */
.contact-form {
    background: var(--light-bg);
    padding: 2.5rem;
    border-radius: 15px;
}

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--gray-300);
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group label {
    position: absolute;
    left: 15px;
    top: 12px;
    color: var(--gray-600);
    pointer-events: none;
    transition: var(--transition);
    background: var(--white);
    padding: 0 5px;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -10px;
    font-size: 12px;
    color: var(--primary-color);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    opacity: 0;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-message.success {
    background: #d4edda;
    color: #155724;
    display: block;
}

.form-message.error {
    background: #f8d7da;
    color: #721c24;
    display: block;
}

/* ===========================
   Footer
   =========================== */
.footer {
    background: var(--dark-bg);
    color: var(--white);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand .logo {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-brand .logo-image {
    height: 48px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
    filter: brightness(1.2);
}

.footer-brand .logo-zh,
.footer-brand .logo-en {
    color: var(--white);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.footer-wechat {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(7, 193, 96, 0.1);
    border-radius: 8px;
    border-left: 3px solid #07c160;
}

.footer-wechat i {
    font-size: 1.8rem;
    color: #07c160;
}

.footer-wechat span {
    color: var(--white);
    font-weight: 500;
    font-size: 0.95rem;
}

.footer-links h4 {
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-links ul {
    list-style: none;
}

.footer-links ul li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--accent-gold);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 768px) {
    /* 移动端装饰图片优化 */
    /* 两侧灯笼已移除，无需移动端样式 */
    
    .countdown-hero::after {
        background-size: 
            100% auto,
            80% auto;
        opacity: 0.25;  /* 移动端进一步降低背景透明度 */
    }
    
    .countdown-hero::before {
        opacity: 0.20;  /* 移动端金色闪光更透明 */
    }
    
    .logo-image {
        height: 40px;
        max-width: 150px;
    }
    
    .logo-text {
        display: flex;
        flex-direction: column;
    }
    
    .logo-zh {
        font-size: 14px;
    }
    
    .logo-en {
        font-size: 11px;
    }
    
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-md);
        padding: 2rem 0;
        gap: 0;
    }

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

    .nav-menu li {
        margin: 1rem 0;
    }

    .hero {
        min-height: 80vh;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    section {
        padding: 60px 0;
    }

    .about-grid,
    .about-introduction,
    .purpose-grid,
    .event-details-grid,
    .partners-grid,
    .sponsors-grid {
        grid-template-columns: 1fr;
    }

    .about-introduction {
        padding: 2rem 1.5rem;
    }

    .about-introduction h3 {
        font-size: 1.5rem;
    }

    .intro-content > p {
        font-size: 1rem;
    }

    .commitment-list li {
        padding-left: 2rem;
        font-size: 0.95rem;
    }

    .vision-statement {
        padding: 1.5rem;
    }

    .vision-statement p {
        font-size: 1.1rem;
    }

    .purpose-grid {
        grid-template-columns: 1fr;
    }

    .purpose-card {
        padding: 1.5rem;
    }

    .event-info-banner {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 1.5rem;
    }

    .event-info-item {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }

    .event-info-item i {
        font-size: 2rem;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .timeline {
        padding-left: 30px;
    }

    .language-toggle {
        top: 15px;
        right: 70px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .countdown {
        gap: 1rem;
    }

    .countdown-item {
        min-width: 100px;
        padding: 1.5rem 1rem;
    }

    .countdown-value {
        font-size: 2.5rem;
    }

    .event-actions {
        flex-direction: column;
        align-items: stretch;
    }

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

    .map-info {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .map-container iframe {
        height: 300px;
    }

    .membership-cta {
        grid-template-columns: 1fr;
        padding: 3rem 2rem;
        gap: 2rem;
    }

    .cta-content h3 {
        font-size: 1.5rem;
    }

    .cta-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .success-grid {
        grid-template-columns: 1fr;
    }

    .success-card {
        flex-direction: column;
        text-align: center;
    }

    .success-icon {
        margin: 0 auto 1rem;
    }

    .reasons-grid {
        grid-template-columns: 1fr;
    }

    .why-choose-us {
        padding: 2rem 1.5rem;
    }

    .why-choose-us h3 {
        font-size: 1.4rem;
    }

    .country-banner {
        padding: 1.5rem 0;
    }

    .banner-content {
        flex-direction: column;
        gap: 1rem;
    }

    .banner-content p {
        font-size: 1rem;
    }

    .flag-icon {
        gap: 0.8rem;
    }

    .canada-flag, .china-flag {
        width: 50px;
    }
}

@media (max-width: 480px) {
    .hero {
        background-position: 60% center;
    }

    .membership-cta {
        background-position: center;
    }

    .connection-visual {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .connection-bridge {
        order: -1;
    }

    .bridge-icon {
        font-size: 1.5rem;
        gap: 1rem;
    }

    .location-badge .flag {
        font-size: 3rem;
    }
}

@media (max-width: 480px) {
    .logo-zh {
        font-size: 14px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .event-banner {
        padding: 2rem 1.5rem;
    }

    .event-banner h3 {
        font-size: 1.5rem;
    }

    .event-program {
        padding: 2rem 1.5rem;
    }

    .contact-form {
        padding: 1.5rem;
    }
}

/* ===========================
   Letter Modal (弹窗)
   =========================== */
.letter-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.9);
    animation: fadeIn 0.3s ease;
}

.letter-modal-content {
    position: relative;
    margin: 2% auto;
    padding: 20px;
    max-width: 90%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.letter-modal-content img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
    background: white;
    padding: 10px;
}

.letter-modal-close {
    position: absolute;
    top: 10px;
    right: 25px;
    color: white;
    font-size: 45px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10000;
    transition: all 0.3s ease;
    background: rgba(0,0,0,0.5);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.letter-modal-close:hover,
.letter-modal-close:focus {
    color: var(--primary-color);
    background: rgba(255,255,255,0.9);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .letter-modal-content {
        margin: 5% auto;
        padding: 10px;
    }
    
    .letter-modal-content img {
        max-height: 75vh;
    }
    
    .letter-modal-close {
        top: 5px;
        right: 10px;
        font-size: 35px;
        width: 40px;
        height: 40px;
    }
}

/* ===========================
   CCBONLINE Logo 特殊样式
   移除黑色边框和所有视觉效果
   =========================== */
img[alt*="CCBONLINE"],
img[src*="ccbonline"],
img[src*="1062014c08384cc3697d6692e4611fb7"] {
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
    filter: none !important;
    -webkit-filter: none !important;
    -moz-filter: none !important;
    background: transparent !important;
    backdrop-filter: none !important;
    /* 如果图片本身有边框，尝试裁切 */
    object-fit: contain !important;
    image-rendering: -webkit-optimize-contrast !important;
    image-rendering: crisp-edges !important;
}

/* ===========================
   Media Coverage Section
   =========================== */
.media-coverage-wrapper {
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    margin: 3rem 0;
    box-shadow: var(--shadow-md);
    border: 2px solid var(--light-bg);
}

.media-coverage-title {
    text-align: center;
    color: var(--primary-color);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.media-coverage-title i {
    font-size: 2rem;
    color: var(--secondary-color);
}

.media-coverage-subtitle {
    text-align: center;
    color: var(--gray-600);
    font-size: 1.05rem;
    margin-bottom: 2.5rem;
    font-weight: 400;
}

.media-coverage-loader {
    text-align: center;
    padding: 3rem;
}

.media-coverage-loader .loader-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--gray-200);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

.media-coverage-loader p {
    color: var(--gray-600);
    font-size: 1rem;
}

.media-coverage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.media-card {
    background: var(--white);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border-left: 4px solid var(--secondary-color);
    position: relative;
    overflow: hidden;
}

.media-card.featured {
    border-left: 4px solid var(--primary-color);
    background: linear-gradient(135deg, rgba(200, 16, 46, 0.02), rgba(0, 61, 165, 0.02));
}

.media-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 60px;
    height: 100%;
    background: linear-gradient(135deg, transparent 0%, var(--light-bg) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.media-card:hover::before {
    opacity: 1;
}

.media-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.media-card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--gray-200);
}

.media-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 61, 165, 0.3);
}

.media-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.media-name {
    flex: 1;
}

.media-name h4 {
    color: var(--dark-text);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.media-date {
    display: block;
    font-size: 0.85rem;
    color: var(--gray-600);
}

.media-date i {
    margin-right: 0.25rem;
    color: var(--accent-gold);
}

.media-title {
    color: var(--dark-text);
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 1.5rem;
    transition: color 0.3s ease;
}

.media-card:hover .media-title {
    color: var(--primary-color);
}

.media-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--secondary-color);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.media-link i {
    transition: transform 0.3s ease;
}

.media-link:hover {
    color: var(--primary-color);
    gap: 0.75rem;
}

.media-link:hover i {
    transform: translateX(5px);
}

.featured-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, var(--accent-gold), #FFA500);
    color: var(--dark-text);
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    box-shadow: 0 2px 8px rgba(255, 184, 28, 0.4);
}

.featured-badge i {
    font-size: 0.75rem;
}

/* Video Embed Container - Responsive 16:9 aspect ratio */
.video-embed-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
    border-radius: 10px;
    margin-top: 1rem;
    background: var(--dark-bg);
}

.video-embed-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 10px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .media-coverage-wrapper {
        padding: 2rem 1.5rem;
    }

    .media-coverage-title {
        font-size: 1.5rem;
        flex-direction: column;
        gap: 0.5rem;
    }

    .media-coverage-subtitle {
        font-size: 0.95rem;
    }

    .media-coverage-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .media-card {
        padding: 1.5rem;
    }

    .media-title {
        font-size: 1.1rem;
    }

    .media-summary {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .media-card-header {
        flex-direction: column;
        text-align: center;
    }

    .media-icon {
        width: 45px;
        height: 45px;
        min-width: 45px;
    }

    .media-name h4 {
        font-size: 1rem;
    }
}