/* Root Variables for Modern Theme */
:root {
    --bg-dark: #09090b;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.08);
    --primary: #f59e0b; /* Vibrant Yellow/Orange */
    --primary-glow: rgba(245, 158, 11, 0.4);
    --secondary: #ef4444; /* Red accent for Grand Opening */
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: rgba(255, 255, 255, 0.1);
    --glass-border: 1px solid rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.6;
    position: relative;
}

/* Dynamic Background Shapes */
.bg-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    opacity: 0.5;
}

.shape-1 {
    top: -10%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
}

.shape-2 {
    bottom: 20%;
    right: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, var(--secondary) 0%, transparent 70%);
    opacity: 0.3;
}

/* Navigation */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
    background: rgba(9, 9, 11, 0.7);
    backdrop-filter: blur(10px);
    border-bottom: var(--glass-border);
    transition: all 0.3s ease;
}

.brand h1 {
    font-size: 1.8rem;
    font-weight: 900;
    letter-spacing: 1px;
    background: linear-gradient(to right, var(--text-main), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.brand span {
    color: var(--primary);
    -webkit-text-fill-color: var(--primary);
}

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

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    position: relative;
    transition: color 0.3s ease;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--primary);
    transition: width 0.3s ease;
}

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

.nav-btn {
    padding: 0.7rem 1.5rem;
    background: linear-gradient(135deg, var(--primary), #d97706);
    color: #000;
    text-decoration: none;
    font-weight: 700;
    border-radius: 50px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px var(--primary-glow);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8rem 5% 4rem;
    gap: 2rem;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: 50px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    animation: fadeIn 1s ease-out;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    animation: slideUp 1s ease-out 0.2s both;
}

.hero-title span {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    font-weight: 400;
    animation: slideUp 1s ease-out 0.4s both;
}

.date-highlight {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    margin-bottom: 3rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border: var(--glass-border);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    animation: slideUp 1s ease-out 0.6s both;
    transition: transform 0.3s ease;
}

.date-highlight:hover {
    transform: translateY(-5px);
    background: var(--bg-card-hover);
}

.date-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #2563eb, #1e40af);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.8rem;
    color: white;
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.3);
}

.date-text .day {
    display: block;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-main);
}

.date-text .location-sub {
    font-size: 0.95rem;
    color: var(--text-muted);
}

.hero-actions {
    display: flex;
    gap: 1rem;
    animation: slideUp 1s ease-out 0.8s both;
}

.primary-btn, .secondary-btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.primary-btn {
    background: var(--text-main);
    color: #000;
    box-shadow: 0 10px 20px rgba(255,255,255,0.1);
}

.primary-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 25px rgba(255,255,255,0.2);
}

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

.secondary-btn:hover {
    background: rgba(255,255,255,0.05);
    border-color: var(--text-main);
}

/* Hero Visuals / Countdown Component */
.hero-visuals {
    flex: 1;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 1.5s ease-out 0.5s both;
}

.main-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 3rem;
    text-align: center;
    box-shadow: 0 30px 60px rgba(0,0,0,0.4);
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 500px;
}

.main-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-main);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.time-box {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    width: 80px;
    height: 90px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-shadow: inset 0 2px 10px rgba(255,255,255,0.05);
}

.time-box span {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 0.2rem;
}

.time-box p {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Floating Elements */
.floating-badge {
    position: absolute;
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--text-main);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
    z-index: 20;
}

.floating-badge i {
    color: var(--primary);
}

.fb-1 {
    top: -20px;
    left: -20px;
    animation: float 4s ease-in-out infinite;
}

.fb-2 {
    bottom: -20px;
    right: -20px;
    animation: float 5s ease-in-out infinite 1s;
}

.fb-3 {
    top: 50%;
    right: -50px;
    animation: float 4.5s ease-in-out infinite 0.5s;
}

/* Categories Section */
.categories {
    padding: 6rem 5%;
    position: relative;
    z-index: 10;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 3rem;
    font-weight: 800;
}

.section-header h2 span {
    color: var(--primary);
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.2rem;
    margin-top: 0.5rem;
}

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

.cat-card {
    background: var(--bg-card);
    border: var(--glass-border);
    border-radius: 20px;
    padding: 2.5rem;
    transition: all 0.4s ease;
    backdrop-filter: blur(10px);
}

.cat-card:hover {
    transform: translateY(-10px);
    background: var(--bg-card-hover);
    border-color: rgba(245, 158, 11, 0.3);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.cat-icon {
    width: 60px;
    height: 60px;
    background: rgba(255,255,255,0.05);
    border-radius: 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.cat-card:hover .cat-icon {
    background: var(--primary);
    color: #000;
}

.cat-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

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

.cat-list li {
    padding: 0.5rem 0;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.cat-list li i {
    color: var(--secondary);
    font-size: 0.9rem;
}

.cat-desc {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.cat-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.cat-link:hover {
    text-decoration: underline;
}

.highlight-card {
    background: linear-gradient(145deg, rgba(245, 158, 11, 0.1), rgba(239, 68, 68, 0.05));
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.tech-tags span {
    padding: 0.4rem 1rem;
    background: rgba(255,255,255,0.05);
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--text-main);
    border: 1px solid rgba(255,255,255,0.1);
}

/* Location Section */
.location {
    padding: 4rem 5% 8rem;
}

.glass-container {
    background: var(--bg-card);
    border: var(--glass-border);
    backdrop-filter: blur(20px);
    border-radius: 30px;
    display: flex;
    flex-wrap: wrap;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
}

.location-details {
    flex: 1;
    min-width: 300px;
    padding: 4rem;
}

.location-details h2 {
    font-size: 2.5rem;
    margin-bottom: 2.5rem;
}

.location-details h2 span {
    color: var(--primary);
}

.info-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.info-item i {
    font-size: 1.8rem;
    color: var(--primary);
    background: rgba(245, 158, 11, 0.1);
    padding: 1rem;
    border-radius: 15px;
}

.info-item h4 {
    font-size: 1.2rem;
    margin-bottom: 0.3rem;
}

.info-item p, .info-item a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s;
}

.info-item a:hover {
    color: var(--primary);
}

.map-placeholder {
    flex: 1;
    min-width: 300px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(0,0,0,0.5));
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.map-inner {
    text-align: center;
    color: rgba(255,255,255,0.5);
}

/* Footer */
footer {
    background: #000;
    padding: 4rem 5% 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-content .brand p {
    color: var(--text-muted);
    margin-top: 0.5rem;
    max-width: 400px;
}

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

.social-links a {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--text-main);
    text-decoration: none;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary);
    color: #000;
    transform: translateY(-5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 900px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 8rem;
    }
    
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .date-highlight {
        flex-direction: column;
        text-align: center;
    }
    
    .main-card {
        margin-top: 3rem;
    }
    
    .location-details {
        padding: 2.5rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none; /* simple mobile hide for now */
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .countdown {
        gap: 0.5rem;
    }
    
    .time-box {
        width: 65px;
        height: 75px;
    }
    
    .time-box span {
        font-size: 1.5rem;
    }
}

/* Animations */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

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

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