:root {
            --bg-light: #ffffff;
            --bg-sub: #f8f9fa;
            --accent-green: #00ca72;
            --accent-blue: #00a8ff;
            --text-primary: #1a1a1c;
            --text-secondary: #666666;
            --glass-bg: rgba(255, 255, 255, 0.7);
            --glass-border: rgba(0, 0, 0, 0.08);
            --card-shadow: 0 15px 35px rgba(0, 0, 0, 0.05);
            --gradient-main: linear-gradient(135deg, #00ca72 0%, #00a8ff 100%);
        }

        * {
            margin: 0; padding: 0; box-sizing: border-box;
            font-family: 'Inter', 'Noto Sans KR', sans-serif;
            -webkit-font-smoothing: antialiased;
        }

        body {
            background-color: var(--bg-light);
            color: var(--text-primary);
            overflow-x: hidden;
            line-height: 1.6;
            padding-bottom: 60px; /* Live Monitor 높이만큼 여백 */
        }

        /* --- Background Effects --- */
        .bg-glow {
            position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
            background: 
                radial-gradient(circle at 10% 20%, rgba(0, 202, 114, 0.05) 0%, transparent 40%),
                radial-gradient(circle at 90% 80%, rgba(0, 168, 255, 0.05) 0%, transparent 40%);
            z-index: -1; pointer-events: none;
        }

        .data-stream {
            position: fixed; top: 0; left: 0; width: 100%; height: 100%;
            background-image: radial-gradient(rgba(0, 0, 0, 0.03) 1px, transparent 1px);
            background-size: 50px 50px;
            opacity: 0.5; z-index: -1;
        }

        /* --- Language Switcher (Top Right Fixed) --- */
        .anuga-lang {
            position: fixed; top: 20px; right: 20px; z-index: 2000;
        }
        .anuga-lang__toggle {
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(10px);
            border: 1px solid var(--glass-border);
            padding: 8px 16px; border-radius: 100px;
            cursor: pointer; font-weight: 700; display: flex; align-items: center; gap: 6px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
        }
        .anuga-lang__menu {
            position: absolute; top: calc(100% + 8px); right: 0;
            background: #fff; border: 1px solid var(--glass-border);
            border-radius: 12px; display: none; min-width: 80px; overflow: hidden;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
        }
        .anuga-lang__menu.active { display: block; }
        .anuga-lang__item {
            width: 100%; padding: 10px 16px; background: none; border: none;
            color: #666; text-align: left; cursor: pointer; transition: 0.2s; font-weight: 600;
        }
        .anuga-lang__item:hover { background: var(--accent-green); color: #fff; }

        /* --- Live Monitor Bar (Bottom Fixed) --- */
        .live-monitor {
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(15px);
            border-top: 1px solid var(--glass-border);
            padding: 12px 24px;
            position: fixed;
            bottom: 0; left: 0; width: 100%;
            z-index: 1000;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 40px;
            font-size: 12px;
            font-weight: 700;
        }

        .live-item { display: flex; align-items: center; gap: 8px; }
        .live-dot { width: 8px; height: 8px; background: var(--accent-green); border-radius: 50%; animation: pulse-green 1.5s infinite; }
        .live-label { color: var(--text-secondary); text-transform: uppercase; letter-spacing: 1px; }
        .live-value { font-family: 'Inter', sans-serif; color: var(--text-primary); min-width: 80px; }

        @keyframes pulse-green { 0% { box-shadow: 0 0 0 0 rgba(0, 202, 114, 0.4); } 70% { box-shadow: 0 0 0 10px rgba(0, 202, 114, 0); } 100% { box-shadow: 0 0 0 0 rgba(0, 202, 114, 0); } }

        /* --- Animations & Reveals --- */
        .reveal { opacity: 0; transform: translateY(40px); transition: all 1s cubic-bezier(0.22, 1, 0.36, 1); }
        .reveal.active { opacity: 1; transform: translateY(0); }
        .fade-in-up { opacity: 0; transform: translateY(20px); animation: fadeInUp 1s ease forwards 0.8s; }
        @keyframes fadeInUp { to { opacity: 1; transform: translateY(0); } }
        .shine-effect {
            background: linear-gradient(90deg, #1a1a1c 20%, var(--accent-green) 50%, #1a1a1c 80%);
            background-size: 200% auto; -webkit-background-clip: text; -webkit-text-fill-color: transparent;
            animation: shine 5s linear infinite;
        }
        @keyframes shine { to { background-position: 200% center; } }

        /* --- Common Styles --- */
        .section-padding { padding: 120px 24px; max-width: 1200px; margin: 0 auto; }
        .section-tag { display: inline-block; font-size: 11px; letter-spacing: 3px; color: var(--accent-green); margin-bottom: 20px; font-weight: 700; text-transform: uppercase; border: 1px solid var(--accent-green); padding: 4px 12px; border-radius: 4px; }
        h2 { font-size: 38px; margin-bottom: 30px; font-weight: 800; line-height: 1.2; color: #000; }
        .subtitle { color: var(--text-secondary); margin-bottom: 50px; font-size: 18px; max-width: 600px; }
        .glass-card { background: var(--glass-bg); backdrop-filter: blur(20px); border: 1px solid var(--glass-border); border-radius: 32px; padding: 40px; transition: all 0.4s ease; box-shadow: var(--card-shadow); }

        /* --- 1. Hero Section --- */
        #hero { height: 100vh; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; padding: 24px; position: relative; overflow: hidden; }
        .hero-visual { position: relative; width: 220px; height: 220px; margin-bottom: 60px; }
        .tech-rings div { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); border-radius: 50%; border: 1px dashed rgba(0, 202, 114, 0.15); }
        .ring-1 { width: 160px; height: 160px; animation: rotate-cw 12s linear infinite; }
        .ring-2 { width: 200px; height: 200px; border-style: dotted; animation: rotate-ccw 18s linear infinite; }
        .ring-3 { width: 240px; height: 240px; border-color: rgba(0, 202, 114, 0.05); animation: rotate-cw 25s linear infinite; }
        .brand-core {
            width: 100px; height: 100px; background: rgba(0, 202, 114, 0.05); border: 2px solid var(--accent-green); border-radius: 24px;
            display: flex; justify-content: center; align-items: center; box-shadow: 0 0 40px rgba(0, 202, 114, 0.2);
            position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); animation: float-diamond 6s ease-in-out infinite; overflow: hidden;
        }
        .brand-core::after { content: ''; position: absolute; top: -100%; left: 0; width: 100%; height: 100%; background: linear-gradient(to bottom, transparent, var(--accent-green), transparent); opacity: 0.3; animation: scan 3s ease-in-out infinite; }
        .brand-icon { width: 65%; object-fit: contain; filter: drop-shadow(0 0 8px rgba(0, 202, 114, 0.4)); transform: rotate(-45deg); animation: icon-pulse 3s ease-in-out infinite; }
        @keyframes float-diamond { 0%, 100% { transform: translate(-50%, -50%) rotate(45deg); } 50% { transform: translate(-50%, -65%) rotate(45deg); } }
        @keyframes icon-pulse { 0%, 100% { transform: rotate(-45deg) scale(1); opacity: 0.8; } 50% { transform: rotate(-45deg) scale(1.1); opacity: 1; } }
        .hero-text h1 { font-size: clamp(32px, 8vw, 64px); font-weight: 900; line-height: 1.1; margin-bottom: 24px; color: #000; }
        .hero-text p { font-size: 20px; color: var(--text-secondary); max-width: 800px; margin: 0 auto; letter-spacing: -0.5px; }
        .scroll-indicator { position: absolute; bottom: 40px; display: flex; flex-direction: column; align-items: center; font-size: 10px; letter-spacing: 4px; color: var(--accent-green); }
        .scroll-line { width: 1px; height: 50px; background: linear-gradient(to bottom, var(--accent-green), transparent); margin-top: 15px; }

        /* --- 2. Mission Section --- */
        .mission-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; margin-top: 40px; }
        .mission-card { padding: 50px; background: #fff; }
        .mission-card .icon { font-size: 40px; margin-bottom: 20px; display: block; }
        .mission-card h3 { font-size: 24px; margin-bottom: 15px; color: var(--text-primary); }
        .mission-card p { font-size: 16px; color: var(--text-secondary); line-height: 1.8; }

        /* --- 3. Safeean View --- */
        .feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; }
        .feature-card { padding: 40px 30px; cursor: pointer; position: relative; overflow: hidden; background: #fff; border: 1px solid var(--glass-border); }
        .feature-card:hover { border-color: var(--accent-green); transform: translateY(-5px); box-shadow: 0 20px 40px rgba(0,0,0,0.08); }
        .feature-card i { font-size: 32px; color: var(--accent-green); margin-bottom: 20px; }
        .feature-card h3 { font-size: 20px; margin-bottom: 10px; color: #000; }
        .feature-card p { font-size: 14px; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 1px; font-weight: 700; }

        /* --- 4. Safeean School --- */
        .school-list { display: flex; flex-direction: column; gap: 15px; }
        .school-row { display: flex; justify-content: space-between; align-items: center; padding: 25px 40px; cursor: pointer; background: #fff; border: 1px solid var(--glass-border); border-radius: 20px; transition: all 0.3s; }
        .school-row:hover { background: #f0faff; border-color: var(--accent-blue); transform: translateX(10px); }
        .school-row span { font-size: 18px; font-weight: 600; color: #000; }
        .school-row .arrow { color: var(--accent-blue); }

        /* --- 5. Impact --- */
        .impact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
        .impact-item { text-align: center; padding: 40px 20px; }
        .impact-item .num { font-size: 40px; font-weight: 900; color: var(--accent-green); display: block; margin-bottom: 10px; }
        .impact-item p { font-size: 15px; font-weight: 700; color: var(--text-secondary); }

        /* --- 6. Partners --- */
        .partner-flex { display: flex; flex-wrap: wrap; gap: 20px; }
        .partner-box { flex: 1; min-width: 280px; padding: 35px; text-align: left; background: #fff; border: 1px solid var(--glass-border); }
        .partner-box:hover { border-color: #000; }
        .partner-box h4 { font-size: 20px; margin-bottom: 8px; letter-spacing: 2px; color: #000; }
        .partner-box p { font-size: 13px; color: var(--text-secondary); margin-bottom: 25px; }
        .btn-link { display: inline-block; padding: 10px 20px; border: 1px solid #ddd; border-radius: 100px; color: #000; text-decoration: none; font-size: 12px; font-weight: 700; }

        /* --- 7. Footer --- */
        footer { border-top: 1px solid #eee; padding: 100px 24px 120px; background: #fafafa; }
        .footer-content { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 60px; max-width: 1200px; margin: 0 auto; }
        .contact-box h3 { font-size: 28px; margin-bottom: 20px; color: #000; }
        .contact-box p { color: var(--text-secondary); margin-bottom: 10px; }
        .exhibition-info { background: var(--gradient-main); color: #fff; padding: 40px; border-radius: 24px; min-width: 320px; box-shadow: 0 20px 40px rgba(0, 202, 114, 0.2); }
        .exhibition-info h4 { font-size: 14px; text-transform: uppercase; letter-spacing: 2px; margin-bottom: 15px; opacity: 0.9; }
        .exhibition-info .booth { font-size: 32px; font-weight: 900; margin-bottom: 20px; }
        .qr-mock { width: 100px; height: 100px; background: #fff; padding: 10px; border-radius: 12px; margin-top: 20px; }

        /* --- Modal System --- */
        #detail-overlay { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; z-index: 9999; display: flex; justify-content: center; align-items: center; visibility: hidden; transition: 0.3s; }
        #detail-overlay.active { visibility: visible; }
        .modal-bg { position: absolute; width: 100%; height: 100%; background: rgba(0,0,0,0.4); backdrop-filter: blur(10px); opacity: 0; transition: 0.3s; }
        #detail-overlay.active .modal-bg { opacity: 1; }
        .modal-content { position: relative; width: 90%; max-width: 800px; max-height: 85vh; background: #fff; border: 1px solid #eee; border-radius: 32px; padding: 60px; transform: scale(0.9); opacity: 0; transition: 0.4s cubic-bezier(0.19, 1, 0.22, 1); overflow-y: auto; box-shadow: 0 30px 60px rgba(0,0,0,0.15); }
        #detail-overlay.active .modal-content { transform: scale(1); opacity: 1; }
        .close-modal { position: absolute; top: 30px; right: 30px; font-size: 30px; cursor: pointer; color: #999; }
        .sim-ui { background: #f8f9fa; border-radius: 20px; padding: 30px; margin-bottom: 30px; border: 1px solid #eee; }
        .sim-row { display: flex; justify-content: space-between; margin-bottom: 15px; border-bottom: 1px solid #eee; padding-bottom: 10px; }
        .sim-row span:first-child { color: #666; }
        .sim-row span:last-child { color: #000 !important; font-weight: 700; }
        .sim-alert { background: rgba(255, 71, 87, 0.05); border: 1px solid #ff4757; color: #ff4757 !important; padding: 20px; border-radius: 15px; text-align: center; font-weight: 800; animation: blink 1s infinite; margin-bottom: 20px; }

        @keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
        @keyframes rotate-cw { from { transform: translate(-50%, -50%) rotate(0deg); } to { transform: translate(-50%, -50%) rotate(360deg); } }
        @keyframes rotate-ccw { from { transform: translate(-50%, -50%) rotate(0deg); } to { transform: translate(-50%, -50%) rotate(-360deg); } }
        @keyframes scan { 0% { top: -100%; } 100% { top: 100%; } }

        @media (max-width: 768px) {
            .live-monitor { gap: 15px; padding: 10px; font-size: 10px; }
            .live-item:last-child { display: none; }
            .mission-grid, .impact-grid { grid-template-columns: 1fr; }
            .hero-text h1 { font-size: 40px; }
            .modal-content { padding: 40px 24px; }
        }