:root {
    --bg-color: #0d1117;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --accent-color: #d1b280; /* Elegant gold/bronze */
    --accent-hover: #b89762;
    --glass-bg: rgba(30, 35, 43, 0.4);
    --glass-border: rgba(255, 255, 255, 0.08);
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Outfit', sans-serif;
    --transition: all 0.3s ease;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 400;
}

.text-center { text-align: center; }
.highlight { color: var(--accent-color); font-style: italic; }
.section-title { font-size: 2.5rem; margin-bottom: 1.5rem; color: var(--text-primary); }
.section-subtitle { font-size: 1.1rem; color: var(--text-secondary); margin-bottom: 3rem; }

/* Utilities */
.section { padding: 5rem 10%; }
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
}

.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    border-radius: 30px;
    font-family: var(--font-body);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    font-size: 1rem;
    border: none;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #000;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(209, 178, 128, 0.4);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--text-primary);
}

.btn-secondary:hover {
    background-color: rgba(255,255,255,0.05);
    transform: translateY(-2px);
}

/* Header */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(13, 17, 23, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
    letter-spacing: 1px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 300;
    transition: var(--transition);
}

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

.btn-portal {
    background-color: rgba(255,255,255,0.08);
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.1);
}

/* Quote Section */
.quote-section {
    padding: 6rem 10% 2rem 10%;
}

.quote-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 4rem;
    position: relative;
    border-top: 2px solid var(--accent-color);
    border-bottom: 2px solid var(--accent-color);
    background: linear-gradient(180deg, rgba(30, 35, 43, 0.6) 0%, rgba(30, 35, 43, 0.2) 100%);
    border-radius: 0;
}

.english-quote {
    font-size: 1.8rem;
    font-style: italic;
    font-family: var(--font-heading);
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    line-height: 1.4;
}

.chinese-quote {
    font-size: 1.25rem;
    font-family: var(--font-body);
    font-weight: 300;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 5%;
}

.hero-background {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(135deg, rgba(13,17,23,0.8) 0%, rgba(13,17,23,1) 100%), url('https://images.unsplash.com/photo-1522863602463-afebb88d592b?q=80&w=2070&auto=format&fit=crop') no-repeat center center/cover;
    z-index: -1;
}

.hero-content {
    max-width: 800px;
    padding: 3rem 2rem;
    animation: fadeInUs 1.5s ease;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

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

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
}

.about-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
    filter: brightness(0.8);
    transition: var(--transition);
}

.about-image:hover {
    filter: brightness(1);
}

.image-accent {
    position: absolute;
    bottom: -10px; right: -10px;
    width: 100px; height: 100px;
    background: var(--accent-color);
    z-index: -1;
    border-radius: 12px;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.credentials {
    list-style: none;
    margin-top: 2rem;
}

.credentials li {
    margin-bottom: 0.8rem;
    font-weight: 300;
}

.credentials span {
    color: var(--accent-color);
    margin-right: 10px;
}

/* Offerings Section */
.cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.card {
    padding: 2.5rem 2rem;
    text-align: center;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(209, 178, 128, 0.3);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

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

.card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Spotlight Section */
.event-intro {
    width: 100%;
    margin: 0 auto 4rem auto;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.event-intro img {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    display: block;
    opacity: 0.9;
    filter: brightness(0.9);
}

.spotlight-carousel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.spotlight-card {
    background: #161b22;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

.video-container {
    position: relative;
    width: 100%;
    height: 250px;
    overflow: hidden;
    cursor: pointer;
}

.video-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.7;
    transition: var(--transition);
}

.play-btn {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    font-size: 3rem;
    color: var(--accent-color);
    z-index: 10;
    transition: var(--transition);
    text-shadow: 0 4px 10px rgba(0,0,0,0.5);
}

.video-container:hover .video-placeholder img {
    opacity: 0.9;
    transform: scale(1.05);
}

.video-container:hover .play-btn {
    transform: translate(-50%, -50%) scale(1.1);
}

.spotlight-info {
    padding: 1.5rem;
}

.spotlight-info h3 {
    margin-bottom: 0.5rem;
}

.spotlight-date {
    color: var(--accent-color);
    font-size: 0.85rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.spotlight-info p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Portal Section */
.portal-cta {
    padding: 8rem 10%;
    background: linear-gradient(0deg, rgba(13,17,23,1) 0%, rgba(30,35,43,0.2) 100%);
}

.portal-box {
    max-width: 600px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.portal-box h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.portal-box p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Footer */
footer {
    background-color: #0d1117;
    border-top: 1px solid var(--glass-border);
    padding: 4rem 10% 2rem;
    text-align: center;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--text-primary);
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    margin: 0 1rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--accent-color);
}

.footer-social span {
    margin-left: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.footer-social span:hover {
    color: var(--accent-color);
}

.copyright {
    color: rgba(255,255,255,0.3);
    font-size: 0.85rem;
}

/* Animations */
@keyframes fadeInUs {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Responsive */
@media (max-width: 900px) {
    .about-grid, .spotlight-carousel {
        grid-template-columns: 1fr;
    }
    .hero-title { font-size: 2.8rem; }
    .hero-actions { flex-direction: column; }
    .nav-links { display: none; } /* Simple hiding for mobile demo */
}