:root {
            --primary-color: #0284c7;
            --primary-dark: #075985;
            --primary-soft: #e0f2fe;
            --accent-color: #7c3aed;
            --success-color: #16a34a;
            --warning-color: #f59e0b;
            --danger-color: #dc2626;
            --secondary-color: #f8fafc;
            --text-dark: #0f172a;
            --text-muted: #475569;
            --border-color: #e2e8f0;
            --paper-gradient: radial-gradient(circle at top left, rgba(2,132,199,0.13), transparent 32%), radial-gradient(circle at top right, rgba(124,58,237,0.10), transparent 30%), #ffffff;
        }
        
        .hover-zoom { transition: transform 0.3s ease, box-shadow 0.3s ease; }
        .hover-zoom:hover { transform: scale(1.05); box-shadow: 0 10px 25px rgba(0,0,0,0.2) !important; position: relative; z-index: 10;}

        body { background: linear-gradient(135deg, #dbeafe 0%, #e2e8f0 42%, #f8fafc 100%); font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; color: var(--text-dark); line-height: 1.8; }
        .proposal-paper { background: var(--paper-gradient); max-width: 1050px; margin: 3rem auto; padding: 4rem 6rem; border-radius: 22px; border: 1px solid rgba(148,163,184,0.35); box-shadow: 0 30px 80px rgba(15,23,42,0.16); position: relative; overflow: hidden; }

        /* Sampul */
        .cover-page { text-align: center; padding: 6rem 0; border-bottom: 3px solid var(--primary-color); margin-bottom: 4rem; position: relative; overflow: hidden; border-radius: 20px; background: linear-gradient(145deg, rgba(224,242,254,0.78), rgba(255,255,255,0.92)); }
        .cover-logo { max-height: 140px; margin-bottom: 2.5rem; filter: drop-shadow(0 4px 6px rgba(0,0,0,0.1)); }
        .cover-title { font-size: 2.95rem; font-weight: 900; color: var(--primary-dark); margin-bottom: 1rem; text-transform: uppercase; letter-spacing: 1px; line-height: 1.18; }
        .cover-subtitle { font-size: 1.55rem; font-weight: 650; color: var(--text-muted); margin-bottom: 1.4rem; }
        .cover-client { margin-top: 5rem; padding: 2.5rem; background: var(--secondary-color); border-radius: 16px; display: inline-block; min-width: 60%; border: 2px dashed #cbd5e1; }

        /* Typografi */
        h2.section-title { font-size: 1.8rem; font-weight: 800; color: var(--primary-color); border-bottom: 3px solid var(--primary-color); padding-bottom: 0.5rem; margin-top: 3.5rem; margin-bottom: 1.5rem; display: inline-block; text-transform: uppercase;}
        h3.subsection-title { font-size: 1.35rem; font-weight: 700; color: var(--text-dark); margin-top: 2.5rem; margin-bottom: 1rem; display: flex; align-items: center; border-left: 5px solid var(--primary-color); padding-left: 12px; background: #f1f5f9; padding-top: 8px; padding-bottom: 8px; border-radius: 0 8px 8px 0;}
        h4.module-title { font-size: 1.15rem; font-weight: 700; color: #1e293b; margin-top: 1.5rem; margin-bottom: 0.5rem; }
        p { font-size: 1.05rem; text-align: justify; margin-bottom: 1rem; }
        .highlight-box { background-color: #f0f9ff; border-left: 5px solid var(--primary-color); padding: 1.5rem; border-radius: 0 16px 16px 0; margin: 2rem 0; box-shadow: 0 10px 25px rgba(2,132,199,0.07); }

        /* Tabel & List */
        ul.custom-list { list-style: none; padding-left: 0; }
        ul.custom-list li { margin-bottom: 0.8rem; position: relative; padding-left: 2rem; font-size: 1.05rem; text-align: justify; }
        ul.custom-list li::before { content: "\f058"; font-family: "Font Awesome 6 Free"; font-weight: 900; position: absolute; left: 0; color: #16a34a; }
        
        ul.dash-list { list-style: none; padding-left: 0; }
        ul.dash-list li { margin-bottom: 0.5rem; position: relative; padding-left: 1.5rem; font-size: 1.05rem; text-align: justify; }
        ul.dash-list li::before { content: "-"; font-weight: 900; position: absolute; left: 0; color: var(--primary-color); font-size: 1.2rem;}
        
        .spec-list { list-style: none; padding-left: 0; }
        .spec-list li { margin-bottom: 0.4rem; padding-left: 1.2rem; position: relative; font-size: 0.95rem;}
        .spec-list li::before { content: "\f0da"; font-family: "Font Awesome 6 Free"; font-weight: 900; position: absolute; left: 0; color: var(--primary-color); }

        /* Pricing Card */
        .pricing-card { border: 1px solid var(--border-color); border-radius: 16px; padding: 2rem; height: 100%; box-shadow: 0 4px 10px rgba(0,0,0,0.04); transition: all 0.3s; background: #fff;}
        .pricing-card:hover { box-shadow: 0 15px 30px rgba(0,0,0,0.08); border-color: var(--primary-color); transform: translateY(-5px);}
        .pricing-header { text-align: center; margin-bottom: 1.5rem; padding-bottom: 1.5rem; border-bottom: 1px dashed var(--border-color); }
        .pricing-price { font-size: 2rem; font-weight: 800; color: var(--primary-color); }

        /* bottom:7.5rem supaya lolos dari tombol "Tanya Jawab" (bantuan_button.jsp: right:16px; bottom:62px). */
        .btn-print { position: fixed; bottom: 7.5rem; right: 2rem; z-index: 1000; border-radius: 50px; padding: 1rem 2rem; box-shadow: 0 10px 20px rgba(2, 132, 199, 0.3); font-size: 1.1rem;}



        /* Enhancement Proposal: siap cetak, modern, dan tetap profesional */
        .proposal-watermark { position: absolute; right: -70px; top: 180px; font-size: 8rem; font-weight: 900; color: rgba(2,132,199,0.035); transform: rotate(-18deg); pointer-events: none; user-select: none; letter-spacing: 2px; }
        .cover-badge { display: inline-flex; align-items: center; gap: 8px; padding: 0.65rem 1.1rem; border-radius: 999px; background: #ffffff; color: var(--primary-dark); border: 1px solid rgba(2,132,199,0.25); box-shadow: 0 8px 24px rgba(2,132,199,0.12); font-weight: 800; text-transform: uppercase; font-size: 0.82rem; letter-spacing: .08em; margin-bottom: 1.4rem; }
        .cover-intro { max-width: 780px; margin: 1.2rem auto 2.2rem auto; font-size: 1.08rem; color: #334155; text-align: center; }
        .document-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 2.2rem auto 0 auto; max-width: 820px; }
        .meta-item { background: rgba(255,255,255,0.82); border: 1px solid rgba(148,163,184,0.30); border-radius: 18px; padding: 1rem; text-align: left; box-shadow: 0 10px 25px rgba(15,23,42,0.05); }
        .meta-label { color: var(--text-muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 800; }
        .meta-value { color: var(--text-dark); font-weight: 800; font-size: .98rem; line-height: 1.45; margin-top: .15rem; }
        .executive-panel { background: linear-gradient(135deg, #0f172a, #075985 58%, #0369a1); color: #ffffff; border-radius: 24px; padding: 2.1rem; box-shadow: 0 22px 45px rgba(15,23,42,0.20); margin: 1.6rem 0 2rem; position: relative; overflow: hidden; }
        .executive-panel:after { content: ""; position: absolute; right: -80px; bottom: -100px; width: 280px; height: 280px; background: rgba(255,255,255,0.08); border-radius: 50%; }
        .executive-panel p { text-align: left; color: rgba(255,255,255,0.88); }
        .section-kicker { display: inline-block; padding: .35rem .8rem; border-radius: 999px; background: var(--primary-soft); color: var(--primary-dark); font-size: .78rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; margin-bottom: .6rem; }
        .value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 1.5rem 0 2.2rem; }
        .value-card { background: #ffffff; border: 1px solid rgba(226,232,240,0.95); border-radius: 20px; padding: 1.2rem; box-shadow: 0 12px 26px rgba(15,23,42,0.06); height: 100%; }
        .value-icon { width: 46px; height: 46px; border-radius: 14px; display: inline-flex; align-items: center; justify-content: center; background: var(--primary-soft); color: var(--primary-dark); font-size: 1.25rem; margin-bottom: .8rem; }
        .value-title { font-size: 1.02rem; font-weight: 850; margin-bottom: .35rem; color: var(--text-dark); }
        .value-desc { font-size: .9rem; color: var(--text-muted); line-height: 1.6; text-align: left; margin-bottom: 0; }
        .toc-box { border: 1px solid var(--border-color); border-radius: 20px; padding: 1.5rem; background: #ffffff; box-shadow: 0 12px 28px rgba(15,23,42,0.05); }
        .toc-list { columns: 2; padding-left: 1.2rem; margin-bottom: 0; }
        .toc-list li { break-inside: avoid; margin-bottom: .6rem; color: var(--text-muted); font-weight: 600; }
        .impact-row { display: grid; grid-template-columns: 1fr auto 1fr; gap: 16px; align-items: stretch; margin: 1.5rem 0 2.2rem; }
        .impact-card { background: #fff; border: 1px solid var(--border-color); border-radius: 20px; padding: 1.35rem; box-shadow: 0 12px 28px rgba(15,23,42,0.05); }
        .impact-card.before { border-top: 5px solid var(--danger-color); }
        .impact-card.after { border-top: 5px solid var(--success-color); }
        .impact-arrow { display: flex; align-items: center; justify-content: center; color: var(--primary-color); font-size: 2.2rem; }
        .metric-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin: 1.2rem 0 2rem; }
        .metric { padding: 1rem; border-radius: 18px; background: linear-gradient(135deg, #ffffff, #f8fafc); border: 1px solid rgba(226,232,240,.9); text-align: center; box-shadow: 0 10px 22px rgba(15,23,42,0.04); }
        .metric strong { display: block; color: var(--primary-dark); font-size: 1.15rem; }
        .metric span { color: var(--text-muted); font-size: .84rem; font-weight: 700; }
        .timeline { position: relative; margin: 1.5rem 0 2rem; }
        .timeline-step { display: grid; grid-template-columns: 62px 1fr; gap: 16px; margin-bottom: 1rem; align-items: start; }
        .timeline-number { width: 52px; height: 52px; border-radius: 18px; background: linear-gradient(135deg, var(--primary-color), var(--accent-color)); color: white; font-weight: 900; display: flex; align-items: center; justify-content: center; box-shadow: 0 12px 22px rgba(2,132,199,0.22); }
        .timeline-content { border: 1px solid var(--border-color); border-radius: 18px; padding: 1rem 1.2rem; background: #ffffff; box-shadow: 0 8px 18px rgba(15,23,42,0.04); }
        .timeline-content h5 { font-weight: 850; margin-bottom: .35rem; color: var(--text-dark); }
        .timeline-content p { margin-bottom: 0; font-size: .95rem; text-align: left; color: var(--text-muted); }
        .service-scope { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 1.5rem 0 2.2rem; }
        .scope-item { border-radius: 20px; padding: 1.25rem; background: #fff; border: 1px solid var(--border-color); box-shadow: 0 8px 20px rgba(15,23,42,0.045); }
        .scope-item h5 { font-weight: 850; font-size: 1rem; color: var(--primary-dark); }
        .signature-line { margin-top: 3.2rem; display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
        .signature-box { min-height: 150px; border: 1px dashed #cbd5e1; border-radius: 18px; padding: 1rem; background: #fff; }
        .confidential-note { background: #fff7ed; border: 1px solid #fed7aa; color: #9a3412; border-radius: 16px; padding: 1rem 1.2rem; font-size: .92rem; margin-top: 1.2rem; }
        .soft-divider { height: 1px; background: linear-gradient(90deg, transparent, rgba(2,132,199,.35), transparent); margin: 2rem 0; }
        .table-modern { overflow: hidden; border-radius: 18px; border: 1px solid var(--border-color); box-shadow: 0 10px 25px rgba(15,23,42,0.05); }
        .table-modern table { margin-bottom: 0; }
        .table-modern thead th { background: #0f172a; color: #fff; border-color: rgba(255,255,255,.15); }
        @media (max-width: 900px) {
            .proposal-paper { padding: 2rem 1.2rem; margin: 1rem; }
            .document-meta, .value-grid, .metric-strip, .service-scope { grid-template-columns: 1fr; }
            .impact-row { grid-template-columns: 1fr; }
            .impact-arrow { transform: rotate(90deg); }
            .toc-list { columns: 1; }
            .signature-line { grid-template-columns: 1fr; }
        }

        @media print {
            body { background-color: #fff; }
            .proposal-paper { margin: 0; padding: 0; box-shadow: none; max-width: 100%; border: 0; border-radius: 0; background: #fff; }
            .btn-print { display: none; }
            .executive-panel { box-shadow: none; print-color-adjust: exact; -webkit-print-color-adjust: exact; }
            .value-card, .pricing-card, .scope-item, .metric, .impact-card, .toc-box, .timeline-content { box-shadow: none; break-inside: avoid; }
            .document-meta, .value-grid, .metric-strip, .service-scope { break-inside: avoid; }
            a { text-decoration: none; color: inherit; }
            .cover-page { height: 100vh; display: flex; flex-direction: column; justify-content: center; border-bottom: none; }
            .page-break { page-break-before: always; }
            .hover-zoom { transition: none; }
        }