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

        :root {
            --primary: #9B2C2C;
            --primary-dark: #7A1F1F;
            --primary-light: #B84C4C;
            --secondary: #D4AF37;
            --secondary-dark: #B8921E;
            --secondary-light: #F5E6B0;
            --dark: #1E1E2A;
            --gray: #4A475C;
            --gray-light: #9A95AF;
            --light: #FAF9F6;
            --white: #FFFFFF;
            --cream: #F7F3EC;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 8px 20px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s cubic-bezier(0.2, 0.9, 0.4, 1.1);
            --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
            --font-mono: 'Courier New', monospace;
            --space-4: 1rem;
            --space-6: 1.5rem;
            --space-8: 2rem;
            --space-16: 4rem;
            --radius-lg: 1rem;
            --radius-xl: 1.5rem;
            --radius-full: 9999px;
            --container-max: 1280px;
            --container-padding: 0 2rem;
        }

        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-primary);
            background: var(--light);
            color: var(--dark);
            line-height: 1.5;
        }
        ::-webkit-scrollbar { width: 10px; }
        ::-webkit-scrollbar-track { background: var(--cream); border-radius: var(--radius-full); }
        ::-webkit-scrollbar-thumb { background: var(--primary); border-radius: var(--radius-full); }
        ::selection { background: var(--secondary); color: var(--dark); }
        .container { max-width: var(--container-max); margin: 0 auto; padding: var(--container-padding); }
        section { padding: var(--space-16) 0; border-bottom: 1px solid #E8E0D4; }
        section:last-child { border-bottom: none; }

        /* Header */
        header {
            background: var(--dark);
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(8px);
            border-bottom: 1px solid rgba(212, 175, 55, 0.25);
        }
        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: var(--space-4) 0;
            flex-wrap: wrap;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: var(--space-4);
            text-decoration: none;
        }
        .logo-frame {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 64px;
            height: 64px;
            background: rgba(212, 175, 55, 0.08);
            border: 2px solid var(--secondary);
            border-radius: 12px;
            transition: var(--transition);
        }
        .logo:hover .logo-frame {
            border-color: var(--secondary-light);
            background: rgba(212, 175, 55, 0.15);
            box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.2);
        }
        .logo-svg { width: 48px; height: 48px; }
        .logo-main {
            font-weight: 800;
            font-size: 1rem;
            background: linear-gradient(135deg, var(--secondary-light), var(--secondary));
            background-clip: text;
            -webkit-background-clip: text;
            color: transparent;
        }
        .logo-sub { font-size: 0.6rem; color: var(--gray-light); }
        .nav-links { display: flex; gap: 1.1rem; list-style: none; align-items: center; flex-wrap: nowrap; }
        .nav-links li a { color: #E5DFD4; font-weight: 500; font-size: 0.82rem; position: relative; text-decoration: none; white-space: nowrap; }
        .nav-links li a:hover { color: var(--secondary); }
        .nav-links li a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--secondary);
            transition: var(--transition);
        }
        .nav-links li a:hover::after { width: 100%; }
        .menu-toggle { display: none; font-size: 1.6rem; color: var(--secondary); cursor: pointer; }

        /* Buttons */
        .btn {
            display: inline-block;
            padding: 0.6rem 1.6rem;
            border-radius: var(--radius-full);
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
            border: none;
            font-size: 0.85rem;
            text-decoration: none;
        }
        .btn-primary { background: var(--primary); color: var(--white); }
        .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); }
        .btn-secondary { background: transparent; border: 2px solid var(--secondary); color: var(--secondary); }
        .btn-secondary:hover { background: var(--secondary); color: var(--dark); transform: translateY(-2px); }
        .btn-outline-light { border: 1px solid var(--secondary); background: transparent; padding: 0.6rem 1.5rem; border-radius: var(--radius-full); color: var(--secondary); display: inline-block; text-decoration: none; }
        .btn-outline-light:hover { background: var(--secondary); color: var(--dark); }
        .btn-gold { background: var(--secondary); color: var(--dark); border: none; }
        .btn-gold:hover { background: var(--secondary-dark); transform: translateY(-2px); }

        /* Hero Sections */
        .hero-platform {
            background: linear-gradient(120deg, #1f3f48 0%, #2b5a68 100%);
            color: white;
            padding: 5rem 0;
            text-align: center;
        }
        .hero-platform h1 { font-size: 3rem; margin-bottom: 1.2rem; }
        .hero-platform p { font-size: 1.3rem; max-width: 800px; margin: 0 auto; opacity: 0.92; }

        .hero-biennial {
            background: linear-gradient(135deg, rgba(30, 30, 42, 0.94), rgba(15, 14, 28, 0.96)), url('https://images.unsplash.com/photo-1536924940842-227359b2cf83?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
            background-size: cover;
            padding: 5rem 0;
            color: var(--white);
            text-align: center;
        }
        .hero-biennial h1 { font-size: 3.5rem; background: linear-gradient(135deg, #fff, var(--secondary-light)); background-clip: text; -webkit-background-clip: text; color: transparent; }
        .hero-badge { text-transform: uppercase; letter-spacing: 4px; font-size: 0.7rem; color: var(--secondary); display: inline-block; margin-bottom: var(--space-4); }
        .hero-tag { font-size: 0.875rem; text-transform: uppercase; letter-spacing: 5px; color: var(--secondary); margin-bottom: var(--space-4); }
        .byline { font-family: var(--font-mono); margin-top: 1rem; }

        .section-title { font-size: 2rem; font-weight: 700; margin-bottom: var(--space-6); color: var(--primary-dark); border-left: 5px solid var(--secondary); padding-left: var(--space-4); }
        .section-text { font-size: 1.08rem; line-height: 1.65; margin-bottom: var(--space-6); }
        .pull-quote { font-size: 1.4rem; font-style: italic; border-left: 3px solid var(--secondary); padding: 1.2rem 2rem; background: var(--cream); margin: var(--space-8) 0; border-radius: 0 var(--radius-lg) var(--radius-lg) 0; }

        /* Grids */
        .pillar-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 2rem;
            margin: var(--space-8) 0;
        }
        .pillar-card {
            background: var(--white);
            padding: 2rem 1.5rem;
            border-radius: 28px;
            text-align: center;
            transition: var(--transition);
            border: 1px solid #E8E0D4;
            box-shadow: var(--shadow-sm);
        }
        .pillar-card:hover { transform: translateY(-8px); border-color: var(--secondary); background: #fff3e9; }
        .pillar-icon { font-size: 2.5rem; color: var(--primary); margin-bottom: 1rem; }

        .network-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--space-8); margin: var(--space-8) 0; }
        .network-card { background: var(--white); border-radius: var(--radius-lg); padding: var(--space-6); box-shadow: var(--shadow-sm); border: 1px solid #EEE6DA; transition: var(--transition); }
        .network-card:hover { transform: translateY(-6px); border-color: var(--secondary); }
        .network-icon { font-size: 2.5rem; color: var(--primary); margin-bottom: var(--space-4); }

        .journal-grid, .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: var(--space-8);
            margin: var(--space-8) 0;
        }
        .journal-card, .news-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: var(--space-6);
            box-shadow: var(--shadow-sm);
            border: 1px solid #EEE6DA;
            transition: var(--transition);
        }
        .journal-card:hover, .news-card:hover { transform: translateY(-6px); border-color: var(--secondary); }
        .journal-icon, .news-icon { font-size: 2rem; color: var(--secondary); margin-bottom: var(--space-4); }

        /* Call for Papers Special Styles */
        .callforpapers {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: var(--white);
            position: relative;
            overflow: hidden;
        }
        .callforpapers::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(212,175,55,0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .callforpapers::after {
            content: '📄';
            position: absolute;
            bottom: 20px;
            right: 30px;
            font-size: 8rem;
            opacity: 0.05;
            pointer-events: none;
        }
        .cfp-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-8);
            align-items: start;
        }
        .cfp-content h3 {
            font-size: 1.8rem;
            color: var(--secondary);
            margin-bottom: var(--space-4);
        }
        .cfp-deadline {
            display: inline-block;
            background: rgba(212, 175, 55, 0.2);
            border-left: 3px solid var(--secondary);
            padding: var(--space-4) var(--space-6);
            margin: var(--space-6) 0;
            font-size: 0.9rem;
        }
        .cfp-topics {
            list-style: none;
            padding: 0;
            margin: var(--space-6) 0;
        }
        .cfp-topics li {
            margin-bottom: var(--space-3);
            padding-left: var(--space-6);
            position: relative;
        }
        .cfp-topics li::before {
            content: '▹';
            position: absolute;
            left: 0;
            color: var(--secondary);
        }
        .cfp-sidebar {
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-lg);
            padding: var(--space-6);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(212, 175, 55, 0.2);
        }
        .cfp-sidebar h4 {
            color: var(--secondary);
            margin-bottom: var(--space-4);
            font-size: 1.2rem;
        }
        .submission-info {
            font-size: 0.85rem;
            line-height: 1.6;
            margin-bottom: var(--space-4);
        }
        .submission-info i {
            color: var(--secondary);
            width: 24px;
            margin-right: var(--space-3);
        }

        .social-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.1);
            color: var(--white);
            transition: var(--transition);
            text-decoration: none;
        }
        .social-icon:hover { background: var(--secondary); color: var(--dark); transform: translateY(-3px); }

        .footer-social {
            display: flex;
            gap: var(--space-4);
            margin-top: var(--space-4);
        }
        .footer-social .social-icon {
            background: rgba(212, 175, 55, 0.15);
            color: var(--secondary);
            width: 40px;
            height: 40px;
            font-size: 1.2rem;
        }
        .header-social {
            display: flex;
            gap: var(--space-3);
            margin-left: var(--space-4);
        }
        .header-social .social-icon {
            width: 32px;
            height: 32px;
            font-size: 0.9rem;
            background: rgba(212, 175, 55, 0.15);
        }


        /* Nav divider */
        .nav-divider {
            width: 1px;
            height: 20px;
            background: rgba(255,255,255,.15);
            margin: 0 .25rem;
        }
        /* Member login button */
        .nav-member-btn {
            display: inline-flex;
            align-items: center;
            gap: .35rem;
            color: #D4AF37 !important;
            font-weight: 600 !important;
            font-size: .82rem !important;
            border: 1px solid rgba(212,175,55,.35);
            border-radius: 999px;
            padding: .35rem .9rem !important;
            transition: all .2s;
        }
        .nav-member-btn:hover {
            background: rgba(212,175,55,.12);
            border-color: #D4AF37;
        }
        .nav-member-btn::after { display: none !important; }

        /* Newsletter Message Styles */
        .newsletter-message {
            font-size: 11px;
            margin-top: 8px;
            padding: 6px 12px;
            border-radius: 20px;
            display: none;
            transition: var(--transition);
        }
        .newsletter-message-success {
            background: rgba(212, 175, 55, 0.1);
            color: var(--secondary);
            display: block;
        }
        .newsletter-message-error {
            background: rgba(255, 107, 107, 0.1);
            color: #ff6b6b;
            display: block;
        }

        footer { background: #121212; color: #CBCBCB; padding: 3rem 0 2rem; }
        .footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: var(--space-8); }
        .footer-heading { color: var(--secondary-light); margin-bottom: var(--space-4); font-size: 1.1rem; }
        .footer-contact p { margin-bottom: var(--space-3); display: flex; align-items: center; gap: var(--space-3); }
        .copyright { text-align: center; margin-top: var(--space-8); padding-top: var(--space-6); border-top: 1px solid #2C2C2E; font-size: 0.75rem; }

        .toast-notification { position: fixed; bottom: 30px; right: 30px; background: var(--dark); color: var(--white); padding: var(--space-4) var(--space-6); border-radius: var(--radius-lg); border-left: 4px solid var(--secondary); box-shadow: var(--shadow-md); z-index: 2000; transform: translateX(400px); transition: transform 0.3s ease; }
        .toast-notification.show { transform: translateX(0); }
        .scroll-top { position: fixed; bottom: 30px; left: 30px; width: 45px; height: 45px; background: var(--primary); color: var(--white); border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; cursor: pointer; opacity: 0; visibility: hidden; transition: var(--transition); z-index: 1000; }
        .scroll-top.show { opacity: 1; visibility: visible; }
        .portal-badge { background: var(--secondary); color: var(--dark); font-size: 0.7rem; padding: 0.2rem 0.6rem; border-radius: var(--radius-full); display: inline-block; margin-left: 0.5rem; }

        /* MODAL STYLES */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.85);
            z-index: 3000;
            justify-content: center;
            align-items: center;
            backdrop-filter: blur(5px);
        }
        .modal.active { display: flex; }
        .modal-content {
            background: var(--white);
            max-width: 600px;
            width: 90%;
            border-radius: var(--radius-xl);
            padding: 2rem;
            position: relative;
            animation: modalFadeIn 0.3s ease;
            box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5);
            border-top: 6px solid var(--secondary);
        }
        @keyframes modalFadeIn {
            from { opacity: 0; transform: scale(0.95); }
            to { opacity: 1; transform: scale(1); }
        }
        .modal-close {
            position: absolute;
            top: 1rem;
            right: 1.5rem;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--gray);
            transition: var(--transition);
        }
        .modal-close:hover { color: var(--primary); }
        .modal h3 { font-size: 1.8rem; margin-bottom: 0.5rem; color: var(--primary-dark); }
        .modal p { margin-bottom: 1.5rem; color: var(--gray); }
        .form-group { margin-bottom: 1.2rem; }
        .form-group label { display: block; margin-bottom: 0.4rem; font-weight: 600; font-size: 0.85rem; color: var(--dark); }
        .form-group input, .form-group select, .form-group textarea {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid #E0D6C8;
            border-radius: var(--radius-lg);
            font-family: var(--font-primary);
            transition: var(--transition);
        }
        .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
            outline: none;
            border-color: var(--secondary);
            box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
        }
        .modal-btn {
            width: 100%;
            margin-top: 0.5rem;
            text-align: center;
        }

        @media (max-width: 968px) {
            .nav-links { display: none; width: 100%; flex-direction: column; gap: var(--space-4); padding: var(--space-4) 0; background: var(--dark); }
            .nav-links.active { display: flex; }
            .menu-toggle { display: block; }
            .header-social { display: none; }
            .hero-platform h1, .hero-biennial h1 { font-size: 2rem; }
            .cfp-grid { grid-template-columns: 1fr; gap: var(--space-6); }
        }
        .text-center { text-align: center; }
        .flex { display: flex; }
        .justify-center { justify-content: center; }
        .gap-1 { gap: var(--space-4); }
        .flex-wrap { flex-wrap: wrap; }
        .subscription-form { background: var(--cream); padding: 2rem; border-radius: var(--radius-xl); text-align: center; margin-top: 2rem; }
        .subscription-input { padding: 0.8rem 1.2rem; border-radius: var(--radius-full); border: 1px solid #E8E0D4; width: 100%; max-width: 350px; font-size: 0.9rem; }

        .social-svg {
            transition: transform 0.2s ease, opacity 0.2s;
            display: inline-block;
        }
        .social-svg:hover {
            transform: translateY(-3px);
            opacity: 0.85;
        }
        .phone-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .phone-list li {
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: #b8c0d4;
        }
        .phone-list li i {
            width: 20px;
            color: var(--secondary);
        }