:root {
            --primary: #1E3A5F;
            --primary-dark: #152a45;
            --accent: #3B82F6;
            --accent-light: #60a5fa;
            --white: #ffffff;
            --light-bg: #f0f4f8;
            --text-dark: #1a1a2e;
            --text-muted: #6b7280;
            --gold: #f59e0b;
            --gradient: linear-gradient(135deg, #1E3A5F 0%, #2563eb 100%);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', sans-serif;
            color: var(--text-dark);
            overflow-x: hidden;
        }

        /* Navbar */
        .navbar {
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(30, 58, 95, 0.95);
            backdrop-filter: blur(10px);
            padding: 15px 0;
            transition: all 0.3s ease;
        }

        .navbar.scrolled {
            padding: 10px 0;
            box-shadow: 0 2px 20px rgba(0,0,0,0.3);
        }

        .nav-container {
            max-width: 1300px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 30px;
        }

        .nav-logo {
            font-family: 'Playfair Display', serif;
            font-size: 28px;
            font-weight: 900;
            color: var(--white);
            text-decoration: none;
            letter-spacing: 2px;
        }

        .nav-logo span {
            color: var(--accent);
        }

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

        .nav-links a {
            color: rgba(255,255,255,0.85);
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            transition: color 0.3s;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

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

        .nav-ticket-btn {
            background: var(--accent);
            color: var(--white) !important;
            padding: 10px 24px;
            border-radius: 25px;
            font-weight: 600 !important;
            transition: all 0.3s !important;
        }

        .nav-ticket-btn:hover {
            background: var(--accent-light) !important;
            transform: translateY(-2px);
            box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
        }

        .mobile-toggle {
            display: none;
            font-size: 24px;
            color: var(--white);
            cursor: pointer;
            background: none;
            border: none;
        }

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

        .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hero-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(30, 58, 95, 0.92) 0%, rgba(37, 99, 235, 0.75) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 120px 30px 60px;
            max-width: 1000px;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(59, 130, 246, 0.2);
            border: 1px solid rgba(59, 130, 246, 0.4);
            color: var(--accent-light);
            padding: 8px 20px;
            border-radius: 25px;
            font-size: 13px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 25px;
        }

        .hero h1 {
            font-family: 'Playfair Display', serif;
            font-size: 64px;
            font-weight: 900;
            color: var(--white);
            line-height: 1.1;
            margin-bottom: 20px;
        }

        .hero-date {
            font-size: 18px;
            color: rgba(255,255,255,0.8);
            margin-bottom: 40px;
            font-weight: 300;
        }

        .hero-date i {
            margin: 0 8px;
            color: var(--accent-light);
        }

        /* Countdown */
        .countdown {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 50px;
        }

        .countdown-item {
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: 12px;
            padding: 20px 25px;
            min-width: 100px;
        }

        .countdown-item .number {
            font-size: 36px;
            font-weight: 800;
            color: var(--white);
            display: block;
        }

        .countdown-item .label {
            font-size: 12px;
            color: rgba(255,255,255,0.7);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        /* Topic Cards */
        .topic-cards {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 15px;
            margin-top: 40px;
        }

        .topic-card {
            background: rgba(255,255,255,0.08);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255,255,255,0.12);
            border-radius: 12px;
            padding: 25px 15px;
            text-align: center;
            transition: all 0.3s;
        }

        .topic-card:hover {
            background: rgba(255,255,255,0.15);
            transform: translateY(-5px);
        }

        .topic-card i {
            font-size: 28px;
            color: var(--accent-light);
            margin-bottom: 12px;
        }

        .topic-card h4 {
            color: var(--white);
            font-size: 14px;
            font-weight: 600;
        }

        /* Section Styles */
        .section {
            padding: 100px 30px;
        }

        .section-container {
            max-width: 1200px;
            margin: 0 auto;
        }

        .section-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-header .subtitle {
            color: var(--accent);
            font-size: 13px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 3px;
            margin-bottom: 15px;
        }

        .section-header h2 {
            font-family: 'Playfair Display', serif;
            font-size: 42px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 15px;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 16px;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

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

        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .about-image {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(30, 58, 95, 0.2);
        }

        .about-image img {
            width: 100%;
            height: 400px;
            object-fit: cover;
            display: block;
        }

        .about-badge {
            position: absolute;
            bottom: 20px;
            right: 20px;
            background: var(--accent);
            color: var(--white);
            padding: 15px 25px;
            border-radius: 12px;
            text-align: center;
            box-shadow: 0 10px 30px rgba(59, 130, 246, 0.4);
        }

        .about-badge .number {
            font-size: 32px;
            font-weight: 800;
            display: block;
        }

        .about-badge .text {
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .about-content h3 {
            font-family: 'Playfair Display', serif;
            font-size: 36px;
            color: var(--primary);
            margin-bottom: 20px;
            line-height: 1.2;
        }

        .about-content p {
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 30px;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .stat-item {
            background: var(--white);
            padding: 20px;
            border-radius: 12px;
            text-align: center;
            box-shadow: 0 4px 15px rgba(0,0,0,0.05);
        }

        .stat-item .stat-number {
            font-size: 28px;
            font-weight: 800;
            color: var(--accent);
        }

        .stat-item .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 5px;
        }

        /* Services Section */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .service-card {
            background: var(--white);
            border-radius: 16px;
            padding: 40px 30px;
            text-align: center;
            box-shadow: 0 10px 40px rgba(0,0,0,0.06);
            transition: all 0.3s;
            border: 1px solid rgba(0,0,0,0.05);
        }

        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 60px rgba(30, 58, 95, 0.15);
        }

        .service-icon {
            width: 80px;
            height: 80px;
            background: var(--gradient);
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 25px;
        }

        .service-icon i {
            font-size: 32px;
            color: var(--white);
        }

        .service-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 15px;
        }

        .service-card p {
            color: var(--text-muted);
            line-height: 1.7;
            font-size: 14px;
        }

        /* Schedule Section */
        .schedule-section {
            background: var(--light-bg);
        }

        .schedule-tabs {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin-bottom: 40px;
        }

        .schedule-tab {
            padding: 12px 30px;
            border: none;
            background: var(--white);
            color: var(--text-muted);
            font-weight: 600;
            border-radius: 25px;
            cursor: pointer;
            transition: all 0.3s;
            font-size: 14px;
        }

        .schedule-tab.active {
            background: var(--accent);
            color: var(--white);
            box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
        }

        .schedule-content {
            display: none;
        }

        .schedule-content.active {
            display: block;
        }

        .timeline {
            max-width: 800px;
            margin: 0 auto;
        }

        .timeline-item {
            display: flex;
            gap: 25px;
            padding: 25px;
            background: var(--white);
            border-radius: 12px;
            margin-bottom: 15px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.04);
            transition: all 0.3s;
            align-items: center;
        }

        .timeline-item:hover {
            box-shadow: 0 8px 25px rgba(30, 58, 95, 0.1);
            transform: translateX(5px);
        }

        .timeline-time {
            min-width: 100px;
            font-weight: 700;
            color: var(--accent);
            font-size: 14px;
        }

        .timeline-info h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 5px;
        }

        .timeline-info p {
            color: var(--text-muted);
            font-size: 13px;
        }

        .timeline-speaker {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .timeline-speaker img {
            width: 35px;
            height: 35px;
            border-radius: 50%;
            object-fit: cover;
        }

        .timeline-speaker span {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* Speakers Section */
        .speakers-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }

        .speaker-card {
            background: var(--white);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 10px 40px rgba(0,0,0,0.06);
            transition: all 0.3s;
        }

        .speaker-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 60px rgba(30, 58, 95, 0.15);
        }

        .speaker-image {
            position: relative;
            overflow: hidden;
        }

        .speaker-image img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            display: block;
        }

        .speaker-social {
            position: absolute;
            bottom: -50px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 10px;
            transition: bottom 0.3s;
        }

        .speaker-card:hover .speaker-social {
            bottom: 15px;
        }

        .speaker-social a {
            width: 35px;
            height: 35px;
            background: var(--accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            text-decoration: none;
            font-size: 14px;
            transition: background 0.3s;
        }

        .speaker-social a:hover {
            background: var(--primary);
        }

        .speaker-info {
            padding: 20px;
            text-align: center;
        }

        .speaker-info h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 5px;
        }

        .speaker-info p {
            color: var(--text-muted);
            font-size: 13px;
        }

        /* Features Section */
        .features-section {
            background: var(--gradient);
            padding: 80px 30px;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
            max-width: 1200px;
            margin: 0 auto;
        }

        .feature-item {
            text-align: center;
            padding: 30px 20px;
        }

        .feature-icon {
            width: 70px;
            height: 70px;
            background: rgba(255,255,255,0.1);
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
        }

        .feature-icon i {
            font-size: 28px;
            color: var(--white);
        }

        .feature-item h4 {
            color: var(--white);
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .feature-item p {
            color: rgba(255,255,255,0.7);
            font-size: 14px;
            line-height: 1.6;
        }

        /* Venues Section */
        .venues-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .venue-card {
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 10px 40px rgba(0,0,0,0.08);
            transition: all 0.3s;
            background: var(--white);
        }

        .venue-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 60px rgba(30, 58, 95, 0.15);
        }

        .venue-image img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            display: block;
        }

        .venue-info {
            padding: 25px;
        }

        .venue-info h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .venue-info p {
            color: var(--text-muted);
            font-size: 14px;
            margin-bottom: 15px;
        }

        .venue-info .venue-meta {
            display: flex;
            gap: 15px;
            font-size: 13px;
            color: var(--accent);
            font-weight: 500;
        }

        .venue-info .venue-meta i {
            margin-right: 5px;
        }

        /* CTA Section */
        .cta-section {
            background: var(--gradient);
            padding: 100px 30px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255,255,255,0.03) 0%, transparent 70%);
        }

        .cta-content {
            position: relative;
            z-index: 2;
        }

        .cta-content h2 {
            font-family: 'Playfair Display', serif;
            font-size: 48px;
            color: var(--white);
            margin-bottom: 20px;
            line-height: 1.2;
        }

        .cta-content p {
            color: rgba(255,255,255,0.8);
            font-size: 18px;
            margin-bottom: 35px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-btn {
            display: inline-block;
            background: var(--white);
            color: var(--primary);
            padding: 16px 40px;
            border-radius: 30px;
            font-weight: 700;
            text-decoration: none;
            font-size: 16px;
            transition: all 0.3s;
        }

        .cta-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
        }

        /* Pricing Section */
        .pricing-section {
            background: var(--light-bg);
        }

        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            align-items: center;
        }

        .pricing-card {
            background: var(--white);
            border-radius: 20px;
            padding: 40px 30px;
            text-align: center;
            box-shadow: 0 10px 40px rgba(0,0,0,0.06);
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
        }

        .pricing-card.featured {
            background: var(--primary);
            transform: scale(1.05);
            box-shadow: 0 20px 60px rgba(30, 58, 95, 0.3);
        }

        .pricing-card.featured * {
            color: var(--white);
        }

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

        .pricing-card.featured:hover {
            transform: scale(1.05) translateY(-5px);
        }

        .pricing-badge {
            position: absolute;
            top: 20px;
            right: -30px;
            background: var(--gold);
            color: var(--white) !important;
            padding: 5px 40px;
            font-size: 12px;
            font-weight: 700;
            text-transform: uppercase;
            transform: rotate(45deg);
        }

        .pricing-card h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .pricing-price {
            font-size: 48px;
            font-weight: 800;
            color: var(--accent);
            margin: 20px 0;
        }

        .pricing-price span {
            font-size: 16px;
            font-weight: 400;
            color: var(--text-muted);
        }

        .pricing-features {
            list-style: none;
            margin: 30px 0;
            text-align: left;
        }

        .pricing-features li {
            padding: 10px 0;
            font-size: 14px;
            color: var(--text-muted);
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

        .pricing-features li i {
            color: var(--accent);
            margin-right: 10px;
        }

        .pricing-card.featured .pricing-features li {
            border-color: rgba(255,255,255,0.1);
            color: rgba(255,255,255,0.8);
        }

        .pricing-btn {
            display: inline-block;
            padding: 14px 35px;
            border-radius: 25px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s;
            font-size: 14px;
            background: var(--accent);
            color: var(--white);
        }

        .pricing-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
        }

        /* Testimonials */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .testimonial-card {
            background: var(--white);
            border-radius: 16px;
            padding: 35px;
            box-shadow: 0 10px 40px rgba(0,0,0,0.06);
            position: relative;
        }

        .testimonial-card::before {
            content: '\201C';
            font-size: 80px;
            color: var(--accent);
            opacity: 0.2;
            position: absolute;
            top: 10px;
            left: 20px;
            font-family: serif;
        }

        .testimonial-text {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 25px;
            font-style: italic;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .testimonial-author img {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            object-fit: cover;
        }

        .testimonial-author h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
        }

        .testimonial-author p {
            font-size: 13px;
            color: var(--text-muted);
        }

        .testimonial-stars {
            color: var(--gold);
            margin-bottom: 15px;
        }

        /* Past Conferences */
        .past-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .past-card {
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 10px 40px rgba(0,0,0,0.08);
            transition: all 0.3s;
            background: var(--white);
        }

        .past-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 60px rgba(30, 58, 95, 0.15);
        }

        .past-card-image img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

        .past-card-info {
            padding: 25px;
        }

        .past-card-info .past-year {
            display: inline-block;
            background: rgba(59, 130, 246, 0.1);
            color: var(--accent);
            padding: 4px 12px;
            border-radius: 15px;
            font-size: 12px;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .past-card-info h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .past-card-info p {
            color: var(--text-muted);
            font-size: 13px;
        }

        /* Newsletter */
        .newsletter-section {
            background: var(--gradient);
            padding: 80px 30px;
            text-align: center;
        }

        .newsletter-section h2 {
            font-family: 'Playfair Display', serif;
            font-size: 36px;
            color: var(--white);
            margin-bottom: 15px;
        }

        .newsletter-section p {
            color: rgba(255,255,255,0.7);
            margin-bottom: 30px;
            font-size: 16px;
        }

        .newsletter-form {
            display: flex;
            max-width: 500px;
            margin: 0 auto;
            gap: 10px;
        }

        .newsletter-form input {
            flex: 1;
            padding: 15px 25px;
            border: none;
            border-radius: 30px;
            background: rgba(255,255,255,0.15);
            color: var(--white);
            font-size: 14px;
            outline: none;
            border: 1px solid rgba(255,255,255,0.2);
        }

        .newsletter-form input::placeholder {
            color: rgba(255,255,255,0.5);
        }

        .newsletter-form button {
            padding: 15px 30px;
            border: none;
            border-radius: 30px;
            background: var(--white);
            color: var(--primary);
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s;
            font-size: 14px;
        }

        .newsletter-form button:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(0,0,0,0.2);
        }

        /* Blog Section */
        .blog-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .blog-card {
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 10px 40px rgba(0,0,0,0.06);
            transition: all 0.3s;
            background: var(--white);
        }

        .blog-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 60px rgba(30, 58, 95, 0.12);
        }

        .blog-image img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

        .blog-info {
            padding: 25px;
        }

        .blog-meta {
            display: flex;
            gap: 15px;
            margin-bottom: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .blog-meta span i {
            margin-right: 5px;
            color: var(--accent);
        }

        .blog-info h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .blog-info p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.6;
        }

        .blog-link {
            display: inline-block;
            margin-top: 15px;
            color: var(--accent);
            font-weight: 600;
            font-size: 14px;
            text-decoration: none;
        }

        .blog-link:hover {
            color: var(--primary);
        }

        /* Registration Section */
        .registration-section {
            background: var(--light-bg);
        }

        .registration-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .registration-info h3 {
            font-family: 'Playfair Display', serif;
            font-size: 36px;
            color: var(--primary);
            margin-bottom: 20px;
        }

        .registration-info p {
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 25px;
        }

        .registration-details {
            list-style: none;
        }

        .registration-details li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            color: var(--text-dark);
            font-size: 15px;
        }

        .registration-details li i {
            color: var(--accent);
            font-size: 18px;
        }

        .registration-form {
            background: var(--white);
            padding: 40px;
            border-radius: 20px;
            box-shadow: 0 10px 40px rgba(0,0,0,0.06);
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 18px;
            border: 1px solid #e2e8f0;
            border-radius: 10px;
            font-size: 14px;
            transition: border-color 0.3s;
            outline: none;
            font-family: 'Inter', sans-serif;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--accent);
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
        }

        .form-submit {
            width: 100%;
            padding: 14px;
            background: var(--accent);
            color: var(--white);
            border: none;
            border-radius: 10px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
        }

        .form-submit:hover {
            background: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(30, 58, 95, 0.3);
        }

        /* Partners */
        .partners-section {
            padding: 60px 30px;
            background: var(--white);
        }

        .partners-container {
            max-width: 1200px;
            margin: 0 auto;
            text-align: center;
        }

        .partners-container h3 {
            font-size: 14px;
            text-transform: uppercase;
            letter-spacing: 3px;
            color: var(--text-muted);
            margin-bottom: 30px;
        }

        .partners-logos {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }

        .partner-logo {
            font-family: 'Inter', sans-serif;
            font-size: 24px;
            font-weight: 800;
            color: #c0c8d4;
            letter-spacing: 3px;
            transition: color 0.3s;
        }

        .partner-logo:hover {
            color: var(--primary);
        }

        /* Footer */
        .footer {
            background: var(--primary-dark);
            padding: 80px 30px 30px;
        }

        .footer-grid {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 50px;
        }

        .footer-brand .nav-logo {
            display: inline-block;
            margin-bottom: 15px;
        }

        .footer-brand p {
            color: rgba(255,255,255,0.6);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            background: rgba(255,255,255,0.08);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255,255,255,0.7);
            text-decoration: none;
            transition: all 0.3s;
        }

        .footer-social a:hover {
            background: var(--accent);
            color: var(--white);
        }

        .footer-col h4 {
            color: var(--white);
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
        }

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

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            color: rgba(255,255,255,0.6);
            text-decoration: none;
            font-size: 14px;
            transition: color 0.3s;
        }

        .footer-col ul li a:hover {
            color: var(--accent-light);
        }

        .footer-bottom {
            max-width: 1200px;
            margin: 0 auto;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.08);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .footer-bottom p {
            color: rgba(255,255,255,0.5);
            font-size: 13px;
        }

        .footer-bottom-links {
            display: flex;
            gap: 20px;
        }

        .footer-bottom-links a {
            color: rgba(255,255,255,0.5);
            text-decoration: none;
            font-size: 13px;
            transition: color 0.3s;
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .hero h1 { font-size: 48px; }
            .topic-cards { grid-template-columns: repeat(2, 1fr); }
            .speakers-grid { grid-template-columns: repeat(2, 1fr); }
            .features-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: var(--primary);
                flex-direction: column;
                padding: 20px;
                gap: 15px;
            }

            .nav-links.active {
                display: flex;
            }

            .mobile-toggle {
                display: block;
            }

            .hero h1 { font-size: 36px; }
            .countdown { flex-wrap: wrap; }
            .countdown-item { min-width: 80px; padding: 15px; }
            .countdown-item .number { font-size: 24px; }
            .topic-cards { grid-template-columns: 1fr 1fr; }
            .about-grid { grid-template-columns: 1fr; }
            .services-grid { grid-template-columns: 1fr; }
            .speakers-grid { grid-template-columns: 1fr 1fr; }
            .features-grid { grid-template-columns: 1fr; }
            .venues-grid { grid-template-columns: 1fr; }
            .pricing-grid { grid-template-columns: 1fr; }
            .pricing-card.featured { transform: scale(1); }
            .pricing-card.featured:hover { transform: translateY(-5px); }
            .testimonials-grid { grid-template-columns: 1fr; }
            .past-grid { grid-template-columns: 1fr; }
            .blog-grid { grid-template-columns: 1fr; }
            .registration-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; }
            .section-header h2 { font-size: 32px; }
            .cta-content h2 { font-size: 32px; }
            .newsletter-form { flex-direction: column; }
            .form-row { grid-template-columns: 1fr; }
            .footer-bottom { flex-direction: column; gap: 15px; text-align: center; }
            .timeline-item { flex-direction: column; align-items: flex-start; }
            .timeline-speaker { margin-left: 0; }
        }

        @media (max-width: 480px) {
            .hero h1 { font-size: 28px; }
            .topic-cards { grid-template-columns: 1fr; }
            .speakers-grid { grid-template-columns: 1fr; }
            .countdown-item { min-width: 70px; }
            .partners-logos { gap: 25px; }
        }