:root {
    --primary-navy: #1f3c88;
    --deep-space: #0a1931;
    --gold-accent: #ffd700;
    --soft-gray: #f8f9fa;
}

body {
    font-family: 'Inter', sans-serif;
    color: #2d3436;
    scroll-behavior: smooth;
}

/* --- NAVIGATION --- */
.navbar {
    background: rgba(31, 60, 136, 0.98);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    border-bottom: 2px solid var(--gold-accent);
}
.navbar-brand { font-weight: 800; letter-spacing: 1px; }
.nav-link { font-weight: 500; margin-left: 1.5rem; transition: 0.3s; }
.nav-link:hover { color: var(--gold-accent) !important; }

/* --- HERO SECTION --- */
.hero {
    background: linear-gradient(rgba(10, 25, 49, 0.88), rgba(10, 25, 49, 0.88)),
                url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?q=80&w=2072');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    min-height: 90vh;
    display: flex;
    align-items: center;
    color: white;
}

.hero-title {
    font-size: calc(3.5rem + 2.5vw);
    font-weight: 800;
    line-height: 1.1;
    text-shadow: 2px 4px 10px rgba(0,0,0,0.3);
    letter-spacing: -1px;
}

.venue-info {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--gold-accent);
    margin-top: 25px;
    letter-spacing: 1px;
}
.hybrid-text {
    display: block;
    font-size: 1.1rem;
    font-weight: 400;
    color: #ffffff;
    opacity: 0.8;
    margin-top: 5px;
    text-transform: uppercase;
    letter-spacing: 3px;
}

/* --- CARDS & SECTIONS --- */
.section-title { font-weight: 800; color: var(--primary-navy); position: relative; padding-bottom: 15px; }
.section-title::after {
    content: ''; position: absolute; bottom: 0; left: 0;
    width: 60px; height: 4px; background: var(--gold-accent);
}
.text-center .section-title::after { left: 50%; transform: translateX(-50%); }

.track-card {
    background: white;
    border: 1px solid #edf2f7;
    border-radius: 16px;
    padding: 30px;
    height: 100%;
    transition: all 0.4s ease;
}
.track-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.date-strip {
    background: var(--deep-space);
    color: white;
    padding: 40px 0;
    border-radius: 20px;
}

/* --- ATTRACTIVE FOOTER DESIGN --- */
.footer-main {
    background: linear-gradient(180deg, #0a1931 0%, #050c18 100%);
    color: #a0aec0;
    padding: 80px 0 20px 0;
    border-top: 4px solid var(--gold-accent);
}

.footer-heading {
    color: #ffffff;
    font-weight: 700;
    margin-bottom: 25px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-size: 1.05rem;
}

.footer-text {
    line-height: 1.8;
    font-size: 0.95rem;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #a0aec0;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    display: inline-block;
}

.footer-links a:hover {
    color: var(--gold-accent);
    transform: translateX(8px);
}

.footer-links a i {
    font-size: 0.7rem;
    vertical-align: middle;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: rgba(255, 255, 255, 0.05);
    color: white;
    border-radius: 50%;
    margin-right: 12px;
    transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-decoration: none;
}

.social-links a:hover {
    background: var(--gold-accent);
    color: #050c18;
    transform: translateY(-5px);
}

.contact-item {
    font-size: 0.9rem;
    display: flex;
    align-items: center;
}

.footer-divider {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    margin: 40px 0 20px 0;
}

.speaker-btn {
    position: absolute;
    bottom: 15px;
    left: 15px;
}

.speaker-btn a {
    background: #0a1931;
    color: #fff;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.75rem;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s ease;
}

.speaker-btn a:hover {
    background: #ffd700;
    color: #000;
}