@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800;900&family=JetBrains+Mono:wght@400;700&display=swap');

        :root {
            
            --bg-base: #F8FAFC; 
            --bg-surface: #FFFFFF; 
            --primary: #4F46E5; 
            --secondary: #EC4899; 
            --text-dark: #0F172A;
            --text-main: #334155;
            --text-muted: #64748B;
            --border-color: #E2E8F0;
            --success: #10B981;
            --warning: #F59E0B;
            --danger: #EF4444;

            --font-main: 'Nunito', -apple-system, sans-serif;
            --font-mono: 'JetBrains Mono', monospace;
            
            --radius-sm: 12px;
            --radius-md: 20px;
            --radius-pill: 999px;
            
            --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 10px 25px -3px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 20px 40px -5px rgba(79, 70, 229, 0.15);
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        
        body { 
            background-color: var(--bg-base); 
            color: var(--text-main); 
            font-family: var(--font-main);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        h1, h2, h3, h4 { color: var(--text-dark); font-weight: 800; line-height: 1.2; }
        
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; width: 100%; }

        
        .navbar {
            position: fixed; top: 0; width: 100%; height: 72px; z-index: 1000;
            background: rgba(255, 255, 255, 0.85); backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.8);
            display: flex; align-items: center; transition: all 0.3s;
        }
        .nav-inner { display: flex; justify-content: space-between; align-items: center; width: 100%; }
        .logo { font-size: 1.5rem; font-weight: 900; display: flex; align-items: center; gap: 8px; cursor: pointer; color: var(--primary); letter-spacing: -0.5px;}
        .logo svg { fill: url(#grad); width: 24px; height: 24px; }
        
        .nav-menu { display: flex; gap: 32px; }
        .nav-menu a { font-size: 1rem; font-weight: 700; color: var(--text-muted); text-decoration: none; cursor: pointer; transition: color 0.2s; }
        .nav-menu a:hover, .nav-menu a.active { color: var(--primary); }
        
        .nav-controls { display: flex; gap: 16px; align-items: center; }
        .nav-auth { position: relative; }
        .nav-user-menu { position: relative; }
        .nav-user-trigger {
            gap: 6px; padding: 8px 16px; font-size: 0.9rem; min-width: 0;
            max-width: 180px; white-space: nowrap;
        }
        .nav-user-trigger span:first-child {
            overflow: hidden; text-overflow: ellipsis;
        }
        .nav-user-dropdown {
            position: absolute; right: 0; top: calc(100% + 8px); min-width: 200px;
            background: var(--bg-surface); border: 1px solid var(--border-color);
            border-radius: var(--radius-sm); box-shadow: var(--shadow-md);
            padding: 8px; display: none; z-index: 1100;
        }
        .nav-user-menu.is-open .nav-user-dropdown { display: block; }
        .nav-user-email {
            padding: 8px 12px 10px; font-size: 0.82rem; font-weight: 700;
            color: var(--text-muted); border-bottom: 1px solid var(--border-color);
            margin-bottom: 6px; word-break: break-all;
        }
        .nav-user-dropdown button {
            display: block; width: 100%; text-align: left; border: none; background: transparent;
            padding: 10px 12px; border-radius: 10px; font-family: var(--font-main);
            font-size: 0.92rem; font-weight: 700; color: var(--text-dark); cursor: pointer;
        }
        .nav-user-dropdown button:hover { background: rgba(79, 70, 229, 0.08); color: var(--primary); }
        .nav-user-logout { color: var(--danger) !important; }
        .nav-user-logout:hover { background: rgba(239, 68, 68, 0.08) !important; color: var(--danger) !important; }

        .modal-overlay {
            position: fixed; inset: 0; z-index: 2000;
            background: rgba(15, 23, 42, 0.45); backdrop-filter: blur(4px);
            display: none; align-items: center; justify-content: center; padding: 20px;
        }
        .modal-overlay.is-open { display: flex; }
        .payment-gateway-item {
            display: flex; align-items: center; justify-content: space-between;
            padding: 14px 16px; border-radius: 14px; border: 2px solid var(--border-color);
            background: #fff; cursor: pointer; transition: border-color 0.2s, background 0.2s;
        }
        .payment-gateway-item:hover { border-color: var(--primary); background: rgba(79, 70, 229, 0.04); }
        .payment-gateway-item.is-selected { border-color: var(--primary); background: rgba(79, 70, 229, 0.08); }
        .payment-gateway-item.is-loading { opacity: 0.6; pointer-events: none; }
        .payment-gateway-meta { display: flex; align-items: center; gap: 12px; min-width: 0; }
        .payment-gateway-title { font-size: 0.9rem; font-weight: 800; color: var(--text-dark); }
        .payment-gateway-code { font-size: 0.72rem; color: var(--text-muted); font-weight: 600; }
        .modal-card {
            max-width: 440px; width: 100%; margin: 0; position: relative;
            animation: bounceIn 0.35s cubic-bezier(0.68, -0.55, 0.265, 1.55) forwards;
        }
        .modal-card.modal-wide { max-width: 560px; }
        .modal-card.modal-xl { max-width: 720px; max-height: 90vh; overflow-y: auto; }
        .modal-close {
            position: absolute; top: 16px; right: 16px; width: 32px; height: 32px;
            border: none; border-radius: 999px; background: var(--bg-base);
            color: var(--text-muted); font-size: 1.2rem; font-weight: 800; cursor: pointer;
        }
        .modal-close:hover { color: var(--text-dark); background: #E2E8F0; }
        .modal-title { margin-bottom: 8px; font-size: 1.5rem; color: var(--text-dark); }
        .modal-subtitle { margin-bottom: 24px; color: var(--text-muted); font-size: 0.92rem; font-weight: 600; }
        .lang-select {
            background: var(--bg-surface); color: var(--text-dark); border: 2px solid var(--border-color);
            font-family: var(--font-main); font-size: 0.9rem; font-weight: 700; cursor: pointer; outline: none;
            padding: 6px 12px; border-radius: var(--radius-pill); transition: border-color 0.2s;
        }
        .lang-select:hover { border-color: var(--primary); }

        
        .btn {
            display: inline-flex; align-items: center; justify-content: center;
            padding: 10px 24px; border-radius: var(--radius-pill); font-family: var(--font-main); font-size: 1rem;
            font-weight: 800; cursor: pointer; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); border: 2px solid transparent; text-decoration: none;
        }
        .btn-primary { 
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%); 
            color: #fff; box-shadow: var(--shadow-sm); 
        }
        .btn-primary:hover { transform: translateY(-3px) scale(1.02); box-shadow: var(--shadow-lg); }
        .btn-outline { background: transparent; color: var(--primary); border-color: var(--primary); }
        .btn-outline:hover { background: rgba(79, 70, 229, 0.05); transform: translateY(-2px); }
        .btn-accent { background: var(--bg-surface); color: var(--text-dark); border-color: var(--border-color); }
        .btn-accent:hover { border-color: var(--text-dark); transform: translateY(-2px); }
        @keyframes bounceIn { 
            0% { opacity: 0; transform: translateY(30px) scale(0.95); } 
            100% { opacity: 1; transform: translateY(0) scale(1); } 
        }

        
        .card {
            background: var(--bg-surface); border: 1px solid var(--border-color);
            border-radius: var(--radius-md); padding: 32px; transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: var(--shadow-sm);
        }
        .card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); border-color: rgba(79, 70, 229, 0.3); }
        
        .badge {
            display: inline-block; padding: 6px 12px; border-radius: var(--radius-pill); font-size: 0.75rem; font-weight: 800; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 1px;
        }
        .badge-green { background: #D1FAE5; color: #065F46; }
        .badge-orange { background: #FEF3C7; color: #92400E; }
        .badge-primary { background: #E0E7FF; color: #3730A3; }
        .badge-gray { background: #E2E8F0; color: #64748B; }
        .badge-red { background: #FEE2E2; color: #991B1B; }

        .card-disabled { opacity: 0.6; filter: grayscale(65%); }
        .card-disabled:hover { transform: none; box-shadow: var(--shadow-sm); border-color: var(--border-color); }
        .btn-disabled { background: #E2E8F0 !important; color: #94A3B8 !important; border-color: #E2E8F0 !important; cursor: not-allowed !important; }
        .btn-disabled:hover { transform: none !important; }

        
        .form-group { margin-bottom: 24px; text-align: left; }
        .form-label { display: block; font-size: 0.95rem; color: var(--text-dark); margin-bottom: 8px; font-weight: 700; }
        .form-select, .form-input {
            width: 100%; padding: 14px 18px; background: var(--bg-base); border: 2px solid var(--border-color);
            border-radius: var(--radius-sm); color: var(--text-dark); font-family: var(--font-main); font-size: 1rem; font-weight: 600;
            outline: none; transition: all 0.2s;
        }
        .form-select:focus, .form-input:focus { border-color: var(--primary); background: var(--bg-surface); box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1); }
        .form-error { color: var(--danger); font-size: 0.88rem; font-weight: 700; margin-top: 8px; display: none; }
        .form-error.is-visible { display: block; }
        .form-hint { color: var(--text-muted); font-size: 0.85rem; font-weight: 600; margin-top: 8px; }
        .form-row-code { display: flex; gap: 10px; align-items: stretch; }
        .form-row-code .form-input { flex: 1; min-width: 0; }
        .form-row-code .btn { flex-shrink: 0; white-space: nowrap; padding-left: 16px; padding-right: 16px; }

        
        #toast-container { position: fixed; top: 90px; right: 24px; z-index: 9999; display: flex; flex-direction: column; gap: 12px; }
        .toast { background: var(--text-dark); color: #fff; padding: 16px 24px; border-radius: var(--radius-sm); font-weight: 700; font-size: 0.95rem; box-shadow: var(--shadow-md); animation: slideInRight 0.4s forwards; display: flex; align-items: center; gap: 12px; }
        @keyframes slideInRight { from { opacity: 0; transform: translateX(100%); } to { opacity: 1; transform: translateX(0); } }

        
        .hero { 
            text-align: center; padding: 100px 24px 80px; margin: 20px 20px 60px; 
            background: linear-gradient(135deg, var(--primary) 0%, #818CF8 50%, var(--secondary) 100%);
            border-radius: 40px; color: #fff; position: relative; overflow: hidden;
            box-shadow: 0 25px 50px -12px rgba(79, 70, 229, 0.4);
        }
        .hero::before { content: ''; position: absolute; top: -50%; left: -10%; width: 50%; height: 150%; background: rgba(255,255,255,0.1); transform: rotate(30deg); border-radius: 50%; }
        .hero h1 { font-size: 4.5rem; font-weight: 900; letter-spacing: -1px; margin-bottom: 24px; color: #fff; line-height: 1.1; }
        .hero p { font-size: 1.25rem; font-weight: 600; max-width: 700px; margin: 0 auto 40px; color: rgba(255,255,255,0.9); }

        
        .grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 30px; margin-top: 40px; }
        .pricing-card { display: flex; flex-direction: column; text-align: center; padding: 40px 30px; }
        .pricing-card h3 { font-size: 1.8rem; margin-bottom: 8px; }
        .pricing-card .subtitle { font-size: 1rem; color: var(--text-muted); font-weight: 600; margin-bottom: 24px; }
        .pricing-card ul { flex-grow: 1; margin-bottom: 24px; text-align: left; }
        .pricing-card li { margin-bottom: 12px; font-size: 0.95rem; font-weight: 700; display: flex; align-items: center; gap: 12px; color: var(--text-main); }
        .pricing-card li::before { content: '✓'; display: inline-flex; align-items: center; justify-content: center; width: 20px; height: 20px; border-radius: 50%; background: #D1FAE5; color: var(--success); font-weight: 900; font-size: 0.7rem; flex-shrink: 0;}
        .price-display { font-size: 3.5rem; font-weight: 900; margin-bottom: 20px; color: var(--text-dark); display: flex; justify-content: center; align-items: baseline; }
        .price-display span.currency { font-size: 1.5rem; margin-right: 4px; }
        .price-display span.mo { font-size: 1.1rem; color: var(--text-muted); font-weight: 700; margin-left: 4px; }

        
        .home-products-grid { align-items: start; padding-top: 28px; }
        .home-card-wrap { position: relative; height: 100%; }
        .home-popular-tag {
            position: absolute; top: -16px; left: 50%; transform: translateX(-50%);
            background: linear-gradient(135deg, #4F46E5 0%, #EC4899 100%);
            color: #fff; padding: 5px 18px; border-radius: 999px;
            font-size: 0.7rem; font-weight: 900; letter-spacing: 1.5px; white-space: nowrap;
            box-shadow: 0 4px 14px rgba(79, 70, 229, 0.45); text-transform: uppercase; z-index: 10;
        }
        .home-product-card {
            background: var(--bg-surface); border: 1.5px solid var(--border-color);
            border-radius: var(--radius-md); padding: 28px 26px 24px;
            display: flex; flex-direction: column; text-align: center;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: var(--shadow-sm); height: 100%;
            position: relative; overflow: hidden;
        }
        .home-product-card:hover { transform: translateY(-8px); box-shadow: 0 20px 40px -8px rgba(79, 70, 229, 0.12); border-color: rgba(79, 70, 229, 0.25); }
        .home-product-card.hpc-featured {
            background: linear-gradient(155deg, #fdfcff 0%, #f3f0ff 100%);
            border: 2px solid rgba(99, 82, 229, 0.25);
            box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1), 0 24px 56px -10px rgba(79, 70, 229, 0.22);
            transform: scale(1.03);
        }
        .home-product-card.hpc-featured:hover { transform: scale(1.03) translateY(-7px); box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.22), 0 32px 64px -10px rgba(79, 70, 229, 0.3); }
        .home-product-card.hpc-disabled { opacity: 0.6; filter: grayscale(50%); }
        .home-product-card.hpc-disabled:hover { transform: none; box-shadow: var(--shadow-sm); border-color: var(--border-color); }
        .home-tier-bar {
            height: 4px; position: absolute; top: 0; left: 0; right: 0; margin: 0;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }
        .home-tier-s { background: linear-gradient(90deg, #60A5FA, #818CF8); }
        .home-tier-m { background: linear-gradient(90deg, #818CF8, #EC4899); }
        .home-tier-xl { background: linear-gradient(90deg, #94A3B8, #64748B); }
        .home-card-name { font-size: 1.45rem; font-weight: 900; color: var(--text-dark); margin-bottom: 4px; }
        .home-card-desc { font-size: 0.875rem; color: var(--text-muted); font-weight: 700; margin-bottom: 18px; }
        .home-card-features { list-style: none; padding: 0; margin: 0 0 16px; display: flex; flex-direction: column; gap: 10px; text-align: left; flex-grow: 1; }
        .home-card-features li { display: flex; align-items: center; gap: 10px; font-size: 0.875rem; font-weight: 700; color: var(--text-main); }
        .home-feat-icon { width: 20px; height: 20px; border-radius: 50%; background: #D1FAE5; color: #065F46; display: inline-flex; align-items: center; justify-content: center; font-size: 0.6rem; font-weight: 900; flex-shrink: 0; }
        .home-feat-icon.hfi-featured { background: linear-gradient(135deg, #EDE9FE, #FCE7F3); color: #7C3AED; }
        .home-card-price-divider { height: 1px; background: var(--border-color); margin: 4px 0 18px; }
        .home-card-price { display: flex; align-items: baseline; justify-content: center; gap: 1px; margin-bottom: 20px; }
        .home-card-price .hcp-currency { font-size: 1.15rem; font-weight: 800; color: var(--text-muted); margin-right: 1px; }
        .home-card-price .hcp-amount { font-size: 2.8rem; font-weight: 900; color: var(--text-dark); line-height: 1; }
        .home-card-price .hcp-period { font-size: 0.875rem; font-weight: 700; color: var(--text-muted); margin-left: 2px; }
        .home-card-status {
            position: absolute; top: 18px; right: 18px; z-index: 2;
            padding: 5px 12px; border-radius: 999px; font-size: 0.68rem; font-weight: 800; letter-spacing: 0.3px;
        }
        .home-card-status.hcs-green { background: #D1FAE5; color: #065F46; }
        .home-card-status.hcs-orange { background: #FEF3C7; color: #92400E; }
        .home-card-status.hcs-gray { background: #E2E8F0; color: #64748B; }
        .home-card-body { padding-top: 14px; display: flex; flex-direction: column; flex-grow: 1; }
        .hpc-featured .home-card-price .hcp-amount {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
        }
        .hpc-disabled .home-feat-icon { background: #E2E8F0; color: #94A3B8; }
        .hpc-disabled .home-card-name, .hpc-disabled .home-card-desc, .hpc-disabled .home-card-features li { color: #94A3B8; }
        .home-card-cta {
            width: 100%; padding: 14px 22px; border-radius: var(--radius-pill);
            font-family: var(--font-main); font-size: 0.95rem; font-weight: 800;
            cursor: pointer; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            border: 2px solid transparent; display: inline-flex; align-items: center;
            justify-content: center; gap: 8px; text-decoration: none; margin-top: auto;
        }
        .home-card-cta-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            color: #fff; box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35);
        }
        .home-card-cta-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(79, 70, 229, 0.45); color: #fff; }
        .home-card-cta-secondary {
            background: #fff; color: var(--primary); border-color: rgba(79, 70, 229, 0.3);
        }
        .home-card-cta-secondary:hover {
            background: linear-gradient(135deg, rgba(79,70,229,0.06), rgba(236,72,153,0.06));
            border-color: var(--primary); transform: translateY(-2px); color: var(--primary);
        }
        .home-card-cta-disabled {
            background: #E2E8F0 !important; color: #94A3B8 !important; border-color: #E2E8F0 !important;
            cursor: not-allowed !important; box-shadow: none !important;
        }
        .home-card-cta-disabled:hover { transform: none !important; }
        .home-card-cta .cta-arrow { transition: transform 0.25s; font-size: 1.05em; line-height: 1; }
        .home-card-cta:not(:disabled):hover .cta-arrow { transform: translateX(4px); }

        
        .faq-item { background: var(--bg-surface); border-radius: var(--radius-sm); border: 1px solid var(--border-color); margin-bottom: 12px; overflow: hidden; }
        .faq-question { padding: 20px; font-weight: 800; cursor: pointer; display: flex; justify-content: space-between; align-items: center; background: #fff; transition: 0.2s; }
        .faq-question:hover { background: var(--bg-base); }
        .faq-answer { padding: 0 20px 20px; color: var(--text-muted); display: none; border-top: 1px solid var(--border-color); padding-top: 15px; }


        
        footer { background: var(--bg-surface); padding: 80px 0 40px; border-top: 1px solid var(--border-color); margin-top: 80px; }
        .footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 40px; text-align: left; }
        .footer-col h4 { margin-bottom: 24px; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 1px; color: var(--text-muted); font-weight: 900; }
        .footer-links { list-style: none; }
        .footer-links li { margin-bottom: 12px; }
        .footer-links a { color: var(--text-main); text-decoration: none; font-weight: 700; transition: 0.2s; cursor: pointer; font-size: 0.95rem; }
        .footer-links a:hover { color: var(--primary); }

        
        .text-page { max-width: 850px; margin: 0 auto; text-align: left; }
        .text-page h1 { font-size: 3.5rem; margin-bottom: 32px; color: var(--text-dark); }
        .text-page h2 { font-size: 1.8rem; margin: 40px 0 16px; color: var(--text-dark); }
        .text-page p { margin-bottom: 24px; font-size: 1.15rem; color: var(--text-main); line-height: 1.8; }
        .text-page ul { margin-bottom: 24px; padding-left: 20px; }
        .text-page li { margin-bottom: 12px; font-size: 1.1rem; }

        
        .about-page { max-width: 920px; }
        .about-hero { text-align: center; margin-bottom: 56px; }
        .about-hero .badge { margin-bottom: 20px; }
        .about-hero h1 { font-size: 3.2rem; margin-bottom: 20px; }
        .about-lead {
            font-size: 1.2rem; color: var(--text-muted); font-weight: 600;
            line-height: 1.85; max-width: 720px; margin: 0 auto;
        }
        .about-stats {
            display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
            background: var(--bg-surface); border: 1px solid var(--border-color);
            border-radius: var(--radius-md); overflow: hidden; margin-bottom: 56px;
            box-shadow: var(--shadow-sm);
        }
        .about-stat {
            text-align: center; padding: 28px 16px;
            border-right: 1px solid var(--border-color);
        }
        .about-stat:last-child { border-right: none; }
        .about-stat-num { font-size: 1.75rem; font-weight: 900; color: var(--primary); letter-spacing: -0.5px; }
        .about-stat-label { font-size: 0.82rem; color: var(--text-muted); font-weight: 700; margin-top: 6px; }
        .about-dual { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 8px; }
        .about-card {
            background: linear-gradient(135deg, rgba(79,70,229,0.06), rgba(236,72,153,0.04));
            border: 1px solid rgba(79,70,229,0.12); border-radius: var(--radius-md);
            padding: 28px 32px;
        }
        .about-card h3 { font-size: 1.15rem; font-weight: 900; color: var(--primary); margin-bottom: 12px; }
        .about-card p { font-size: 1rem; margin-bottom: 0; line-height: 1.75; }
        .about-values {
            display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 8px;
        }
        .about-value {
            background: var(--bg-surface); border: 1px solid var(--border-color);
            border-radius: var(--radius-md); padding: 24px 28px;
            box-shadow: var(--shadow-sm);
        }
        .about-value-icon { font-size: 1.6rem; margin-bottom: 12px; }
        .about-value h3 { font-size: 1.05rem; font-weight: 900; color: var(--text-dark); margin-bottom: 8px; }
        .about-value p { font-size: 0.95rem; margin-bottom: 0; color: var(--text-muted); line-height: 1.7; }
        .about-regions {
            display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0 8px;
        }
        .about-region-tag {
            display: inline-flex; align-items: center; gap: 6px;
            padding: 8px 16px; border-radius: 999px; font-size: 0.88rem; font-weight: 800;
            background: var(--bg-surface); border: 1px solid var(--border-color); color: var(--text-main);
        }
        .about-highlight-list { list-style: none; padding: 0; margin: 0 0 8px; }
        .about-highlight-list li {
            display: flex; align-items: flex-start; gap: 12px;
            padding: 14px 0; border-bottom: 1px solid var(--border-color);
            font-size: 1.05rem; margin-bottom: 0;
        }
        .about-highlight-list li:last-child { border-bottom: none; }
        .about-highlight-list .check {
            flex-shrink: 0; width: 24px; height: 24px; border-radius: 50%;
            background: rgba(16,185,129,0.12); color: #10B981;
            display: flex; align-items: center; justify-content: center;
            font-size: 0.75rem; font-weight: 900; margin-top: 2px;
        }
        .about-scenarios {
            display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 8px;
        }
        .about-scenario {
            background: var(--bg-base); border-radius: var(--radius-sm);
            padding: 20px 22px; border: 1px solid var(--border-color);
        }
        .about-scenario strong { display: block; font-size: 0.95rem; color: var(--text-dark); margin-bottom: 6px; }
        .about-scenario span { font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; }
        .about-company-foot {
            margin-top: 48px; padding: 28px 32px; text-align: center;
            background: var(--bg-base); border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
        }
        .about-company-foot p { margin-bottom: 8px; font-size: 0.95rem; color: var(--text-muted); }
        .about-company-foot strong { color: var(--text-dark); font-size: 1rem; }
        @media (max-width: 768px) {
            .about-stats { grid-template-columns: repeat(2, 1fr); }
            .about-stat:nth-child(2) { border-right: none; }
            .about-stat { border-bottom: 1px solid var(--border-color); }
            .about-stat:nth-child(3), .about-stat:nth-child(4) { border-bottom: none; }
            .about-dual, .about-values, .about-scenarios { grid-template-columns: 1fr; }
        }

        
        .stats-strip {
            display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 56px;
            background: var(--bg-surface); border: 1px solid var(--border-color); border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm); overflow: hidden;
        }
        .stats-strip .stat-item { text-align: center; padding: 32px 16px; border-right: 1px solid var(--border-color); }
        .stats-strip .stat-item:last-child { border-right: none; }
        .stats-strip .stat-num { font-size: 2rem; font-weight: 900; color: var(--primary); letter-spacing: -0.5px; }
        .stats-strip .stat-label { font-size: 0.9rem; color: var(--text-muted); font-weight: 700; margin-top: 6px; }

        
        .section-heading { text-align: center; max-width: 680px; margin: 0 auto 48px; }
        .section-heading .badge { margin-bottom: 16px; }
        .section-heading h2 { font-size: 2.4rem; margin-bottom: 14px; }
        .section-heading p { color: var(--text-muted); font-size: 1.1rem; font-weight: 600; }

        
        .feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
        .feature-card { text-align: left; padding: 28px; }
        .feature-icon {
            width: 52px; height: 52px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center;
            font-size: 1.5rem; margin-bottom: 18px; background: linear-gradient(135deg, rgba(79,70,229,0.12), rgba(236,72,153,0.12));
        }
        .feature-card h3 { font-size: 1.15rem; margin-bottom: 8px; }
        .feature-card p { font-size: 0.95rem; color: var(--text-muted); font-weight: 600; line-height: 1.7; }

        
        .showcase-panel {
            position: relative; margin-top: 90px; border-radius: 40px; overflow: hidden;
            box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.35); line-height: 0;
        }
        .showcase-panel img {
            display: block; width: 100%; height: auto; max-height: 560px; object-fit: cover;
        }

        
        .region-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; }
        .region-card {
            background: var(--bg-surface); border: 1px solid var(--border-color); border-radius: var(--radius-sm);
            padding: 20px 16px; text-align: center; transition: all 0.3s;
        }
        .region-card:hover { border-color: var(--primary); transform: translateY(-4px); box-shadow: var(--shadow-sm); }
        .region-card .flag { font-size: 2rem; margin-bottom: 8px; display: block; }
        .region-card .region-name { font-weight: 800; color: var(--text-dark); font-size: 0.95rem; }
        .region-card .region-status { font-size: 0.78rem; color: var(--success); font-weight: 700; margin-top: 4px; }

        
        .steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 30px; counter-reset: step-counter; }
        .step-card { position: relative; padding: 32px 28px 28px; }
        .step-num {
            width: 44px; height: 44px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%); color: #fff; font-weight: 900;
            font-size: 1.2rem; margin-bottom: 18px; box-shadow: var(--shadow-sm);
        }
        .step-card h3 { font-size: 1.15rem; margin-bottom: 8px; }
        .step-card p { font-size: 0.95rem; color: var(--text-muted); font-weight: 600; }

        
        .cta-banner {
            margin-top: 90px; text-align: center; padding: 64px 40px; border-radius: 40px;
            background: linear-gradient(135deg, #0F172A 0%, #312E81 55%, var(--primary) 100%);
            color: #fff; position: relative; overflow: hidden;
        }
        .cta-banner::before { content: ''; position: absolute; bottom: -60%; right: -10%; width: 60%; height: 150%; background: rgba(236,72,153,0.25); border-radius: 50%; filter: blur(40px); }
        .cta-banner h2 { color: #fff; font-size: 2.2rem; margin-bottom: 16px; position: relative; }
        .cta-banner p { color: rgba(255,255,255,0.8); font-size: 1.1rem; font-weight: 600; margin-bottom: 32px; position: relative; }

        
        .pricing-hero { text-align: center; max-width: 640px; margin: 0 auto 36px; }
        .pricing-hero h2 { font-size: 2.4rem; margin-bottom: 10px; }
        .pricing-hero p { color: var(--text-muted); font-size: 1rem; font-weight: 600; line-height: 1.65; }
        .pricing-period-tabs { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-bottom: 36px; }
        .pricing-period-tab {
            padding: 10px 22px; border-radius: var(--radius-pill); border: 2px solid var(--border-color);
            background: var(--bg-surface); font-family: var(--font-main); font-size: 0.9rem; font-weight: 800;
            color: var(--text-main); cursor: pointer; transition: all 0.25s;
        }
        .pricing-period-tab:hover { border-color: rgba(79, 70, 229, 0.35); color: var(--primary); }
        .pricing-period-tab.is-active {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            color: #fff; border-color: transparent; box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35);
        }
        .pricing-plans-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 28px; margin-bottom: 48px; align-items: stretch; padding-top: 28px; }
        .pricing-plan-wrap { position: relative; height: 100%; }
        .pricing-plan-popular {
            position: absolute; top: -14px; left: 50%; transform: translateX(-50%); z-index: 3;
            padding: 6px 18px; border-radius: 999px; white-space: nowrap;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            color: #fff; font-size: 0.72rem; font-weight: 900; letter-spacing: 1.2px;
            box-shadow: 0 8px 20px rgba(79, 70, 229, 0.35); text-transform: uppercase;
        }
        .pricing-plan-card {
            background: var(--bg-surface); border: 1.5px solid var(--border-color); border-radius: 24px;
            padding: 32px 28px 28px; height: 100%; display: flex; flex-direction: column;
            transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s; box-shadow: var(--shadow-sm);
            position: relative; overflow: hidden;
        }
        .pricing-plan-card:hover { transform: translateY(-6px); box-shadow: 0 22px 44px -16px rgba(79, 70, 229, 0.18); border-color: rgba(79, 70, 229, 0.25); }
        .pricing-plan-card.is-featured {
            background: linear-gradient(165deg, #ffffff 0%, #f7f4ff 55%, #fff5fb 100%);
            border: 2px solid rgba(99, 82, 229, 0.28);
            box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.06), 0 24px 56px -18px rgba(79, 70, 229, 0.28);
            transform: scale(1.02);
        }
        .pricing-plan-card.is-featured:hover { transform: scale(1.02) translateY(-4px); }
        .pricing-plan-card.is-disabled { opacity: 0.58; filter: grayscale(45%); }
        .pricing-plan-card.is-disabled:hover { transform: none; box-shadow: var(--shadow-sm); border-color: var(--border-color); }
        .pricing-tier-bar {
            position: absolute; top: 0; left: 0; right: 0; height: 5px;
            border-radius: 24px 24px 0 0;
        }
        .pricing-tier-s { background: linear-gradient(90deg, #60A5FA, #818CF8); }
        .pricing-tier-m { background: linear-gradient(90deg, #818CF8, #EC4899); }
        .pricing-tier-xl { background: linear-gradient(90deg, #94A3B8, #64748B); }
        .pricing-plan-status {
            position: absolute; top: 18px; right: 18px; z-index: 2;
            padding: 5px 12px; border-radius: 999px; font-size: 0.7rem; font-weight: 800; letter-spacing: 0.3px;
        }
        .pricing-plan-status.ps-green { background: #D1FAE5; color: #065F46; }
        .pricing-plan-status.ps-orange { background: #FEF3C7; color: #92400E; }
        .pricing-plan-status.ps-gray { background: #E2E8F0; color: #64748B; }
        .pricing-plan-tag {
            display: inline-flex; align-items: center; gap: 6px;
            padding: 6px 12px; border-radius: 999px; font-size: 0.72rem; font-weight: 800;
            margin-bottom: 14px; letter-spacing: 0.2px; width: fit-content;
        }
        .pricing-plan-tag.tag-blue { background: rgba(79, 70, 229, 0.08); color: #4338CA; border: 1px solid rgba(79, 70, 229, 0.14); }
        .pricing-plan-tag.tag-indigo { background: rgba(236, 72, 153, 0.08); color: #9D174D; border: 1px solid rgba(236, 72, 153, 0.16); }
        .pricing-plan-tag.tag-gray { background: #F1F5F9; color: #64748B; border: 1px solid #E2E8F0; }
        .pricing-plan-name { font-size: 1.55rem; font-weight: 900; color: var(--text-dark); margin-bottom: 8px; letter-spacing: -0.3px; padding-right: 72px; }
        .pricing-plan-desc { font-size: 0.9rem; color: var(--text-muted); font-weight: 600; margin-bottom: 22px; line-height: 1.55; min-height: 2.8em; }
        .pricing-plan-price { text-align: center; padding: 14px 0 22px; border-bottom: 1px solid var(--border-color); margin-bottom: 20px; }
        .pricing-plan-price .pp-amount { font-size: 3rem; font-weight: 900; color: var(--text-dark); line-height: 1; letter-spacing: -1px; }
        .pricing-plan-card.is-featured .pricing-plan-price .pp-amount {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
        }
        .pricing-plan-price .pp-period { display: block; font-size: 0.85rem; color: var(--text-muted); font-weight: 700; margin-top: 6px; }
        .pricing-plan-features { list-style: none; padding: 0; margin: 0 0 24px; flex-grow: 1; display: flex; flex-direction: column; gap: 11px; }
        .pricing-plan-features li { display: flex; align-items: flex-start; gap: 10px; font-size: 0.9rem; font-weight: 700; color: var(--text-main); text-align: left; }
        .pricing-plan-features li::before {
            content: '✓'; flex-shrink: 0; width: 20px; height: 20px; border-radius: 50%;
            background: #ECFDF5; color: var(--success); font-size: 0.65rem; font-weight: 900;
            display: inline-flex; align-items: center; justify-content: center; margin-top: 1px;
        }
        .pricing-plan-card.is-featured .pricing-plan-features li::before {
            background: linear-gradient(135deg, #EDE9FE, #FCE7F3); color: #7C3AED;
        }
        .pricing-compare { margin-bottom: 40px; overflow: hidden; padding: 0; }
        .pricing-compare-header { padding: 24px 28px; border-bottom: 1px solid var(--border-color); }
        .pricing-compare-header h3 { font-size: 1.15rem; margin-bottom: 4px; }
        .pricing-compare-header p { font-size: 0.85rem; color: var(--text-muted); font-weight: 600; margin: 0; }
        .pricing-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
        .pricing-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
        .pricing-table th, .pricing-table td { padding: 14px 20px; text-align: left; border-bottom: 1px solid var(--border-color); font-weight: 700; }
        .pricing-table th { background: var(--bg-base); color: var(--text-muted); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.5px; }
        .pricing-table td { color: var(--text-main); }
        .pricing-table tr:last-child td { border-bottom: none; }
        .pricing-addons { margin-bottom: 40px; }
        .pricing-addons h3 { text-align: center; font-size: 1.25rem; margin-bottom: 20px; font-weight: 800; }
        .pricing-addons-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
        .pricing-addon-card { padding: 20px; text-align: left; }
        .pricing-addon-label { font-size: 0.68rem; font-weight: 800; color: var(--primary); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 8px; }
        .pricing-addon-name { font-size: 1rem; font-weight: 800; color: var(--text-dark); margin-bottom: 12px; }
        .pricing-addon-price { font-size: 2rem; font-weight: 900; color: var(--text-dark); }
        .pricing-addon-price span { font-size: 0.85rem; font-weight: 700; color: var(--text-muted); }
        .pricing-addons-note { text-align: center; font-size: 0.82rem; color: var(--text-muted); font-weight: 600; margin-top: 16px; }
        .pricing-faq { max-width: 720px; margin: 0 auto; }
        .pricing-faq h3 { text-align: center; font-size: 1.25rem; margin-bottom: 20px; font-weight: 800; }
        .pricing-faq details { background: var(--bg-surface); border: 1px solid var(--border-color); border-radius: var(--radius-sm); margin-bottom: 12px; overflow: hidden; }
        .pricing-faq summary {
            padding: 18px 20px; font-weight: 800; cursor: pointer; list-style: none;
            display: flex; justify-content: space-between; align-items: center; gap: 12px;
        }
        .pricing-faq summary::-webkit-details-marker { display: none; }
        .pricing-faq summary::after { content: '+'; color: var(--text-muted); font-size: 1.2rem; font-weight: 400; transition: transform 0.2s; }
        .pricing-faq details[open] summary::after { content: '−'; }
        .pricing-faq details p { padding: 0 20px 18px; margin: 0; color: var(--text-muted); font-weight: 600; font-size: 0.92rem; line-height: 1.7; border-top: 1px solid var(--border-color); padding-top: 14px; }
        .pricing-faq details a { color: var(--primary); font-weight: 800; text-decoration: none; }
        .pricing-faq details a:hover { text-decoration: underline; }

        @media (max-width: 768px) {
            .nav-menu { display: none; }
            .console-overview { grid-template-columns: repeat(2, 1fr); }
            .console-spec-grid, .stat-grid { grid-template-columns: 1fr 1fr; }
            .console-connect-grid { grid-template-columns: 1fr; }
            .console-order-summary { grid-template-columns: 1fr; }
            .console-orders-table .hide-sm, .console-orders-table .hide-md { display: none; }
            .hero h1 { font-size: 2.8rem; }
            .stats-strip { grid-template-columns: 1fr 1fr; } .stats-strip .stat-item { border-bottom: 1px solid var(--border-color); }
            .showcase-panel img { max-height: 320px; } .cta-banner { padding: 48px 24px; } .cta-banner h2 { font-size: 1.7rem; }
            .home-product-card.hpc-featured, .home-product-card.hpc-featured:hover { transform: none; box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.15), var(--shadow-md); }
            .home-products-grid { padding-top: 12px; }
            .pricing-hero h2 { font-size: 2rem; }
            .pricing-period-tab { padding: 8px 14px; font-size: 0.82rem; }
            .pricing-plans-grid { padding-top: 20px; gap: 20px; }
            .pricing-plan-card.is-featured, .pricing-plan-card.is-featured:hover { transform: none; }
            .pricing-plan-name { font-size: 1.35rem; padding-right: 64px; }
            .pricing-plan-price .pp-amount { font-size: 2.5rem; }
            .pricing-table th, .pricing-table td { padding: 10px 14px; font-size: 0.82rem; }
        }

        .page-main { padding: 100px 0 80px; min-height: 100vh; animation: bounceIn 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55) forwards; }
        .page-main.auth-page-wrap {
            display: flex;
            justify-content: center;
            align-items: flex-start;
            padding: 48px 0 80px;
            min-height: 0;
            animation: none;
        }
        .auth-page-card {
            max-width: 440px;
            width: 100%;
            align-self: flex-start;
            flex-shrink: 0;
        }
        .auth-tabs { display: flex; gap: 12px; margin-bottom: 28px; border-bottom: 2px solid var(--border-color); padding-bottom: 16px; }
        .auth-tab { font-weight: 800; cursor: pointer; padding-bottom: 4px; border-bottom: 2px solid transparent; margin-bottom: -18px; transition: 0.2s; }
        .auth-tab.is-active { color: var(--primary); border-color: var(--primary); }
        .auth-tab:not(.is-active) { color: var(--text-muted); }