:root {
            --primary: #c45a2c;
            --primary-dark: #9a4521;
            --secondary: #475569;
            --bg-dark: #0f172a;
            --bg-card: #1e293b;
            --bg-light: #f8fafc;
            --text: #f8fafc;
            --text-dark: #1e293b;
            --text-muted: #cbd5e1;
            --accent: #fbbf24;
            --border: #334155;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            background: var(--bg-dark);
            color: var(--text);
            line-height: 1.6;
        }

        /* Header */
        header {
            background: var(--bg-card);
            padding: 1rem 2rem;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        nav {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            object-fit: contain;
        }

        .nav-links {
            display: flex;
            gap: 2rem;
            list-style: none;
        }

        .nav-links a {
            color: var(--text-muted);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.2s;
        }

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

        /* Hero */
        .hero {
            padding: 4rem 2rem 3rem;
            text-align: center;
            background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-dark) 100%);
        }

        .hero h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero p {
            font-size: 1.25rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 2rem;
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 3rem;
            margin-top: 2rem;
            flex-wrap: wrap;
        }

        .hero-note {
            max-width: 760px;
            margin: 1.25rem auto 0;
            color: var(--text-muted);
            font-size: 0.98rem;
        }

        .trust-strip {
            max-width: 960px;
            margin: 1.5rem auto 0;
            display: flex;
            gap: 0.75rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .trust-chip {
            padding: 0.55rem 0.9rem;
            border-radius: 999px;
            border: 1px solid rgba(148, 163, 184, 0.28);
            background: rgba(15, 23, 42, 0.38);
            color: var(--text-muted);
            font-size: 0.92rem;
            font-weight: 600;
        }

        .hero-ctas {
            margin-top: 1.5rem;
            display: flex;
            justify-content: center;
            gap: 0.75rem;
            flex-wrap: wrap;
        }

        .btn-primary,
        .btn-secondary {
            display: inline-block;
            padding: 0.9rem 1.2rem;
            border-radius: 12px;
            font-weight: 700;
            text-decoration: none;
            transition: transform 0.15s, box-shadow 0.15s, background 0.15s, border-color 0.15s;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            box-shadow: 0 10px 30px rgba(0,0,0,0.25);
        }

        .btn-primary:hover { transform: translateY(-1px); box-shadow: 0 14px 36px rgba(0,0,0,0.3); }

        .btn-secondary {
            background: transparent;
            color: var(--text);
            border: 1px solid var(--border);
        }

        .btn-secondary:hover { transform: translateY(-1px); border-color: rgba(37, 99, 235, 0.7); }

        .stat {
            text-align: center;
        }

        .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--secondary);
        }

        .stat-label {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* Calculator */
        .calculator-section {
            max-width: 800px;
            margin: -2rem auto 3rem;
            padding: 0 2rem;
        }

        .calculator {
            background: var(--bg-card);
            border-radius: 16px;
            padding: 2rem;
            box-shadow: 0 20px 60px rgba(0,0,0,0.3);
        }

        .calculator h2 {
            text-align: center;
            margin-bottom: 1.5rem;
        }

        .calculator-intro {
            margin: 0 auto 1.5rem;
            padding: 1rem 1.1rem;
            border-radius: 14px;
            border: 1px solid rgba(148, 163, 184, 0.18);
            background: rgba(15, 23, 42, 0.38);
        }

        .calculator-intro p {
            margin: 0;
            color: var(--text-muted);
        }

        .calculator-points {
            list-style: none;
            margin: 0.9rem 0 0;
            padding: 0;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 0.75rem;
        }

        .calculator-points li {
            padding: 0.85rem 0.95rem;
            border-radius: 12px;
            border: 1px solid rgba(148, 163, 184, 0.12);
            background: rgba(30, 41, 59, 0.65);
            color: var(--text-muted);
            font-size: 0.92rem;
        }

        .calculator-points strong {
            display: block;
            margin-bottom: 0.2rem;
            color: var(--text);
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 500;
        }

        .form-group select,
        .form-group input {
            width: 100%;
            padding: 1rem;
            border: 2px solid var(--border);
            border-radius: 8px;
            background: var(--bg-dark);
            color: var(--text);
            font-size: 1rem;
            transition: border-color 0.2s;
        }

        .form-group select:focus,
        .form-group input:focus {
            outline: none;
            border-color: var(--primary);
        }

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

        .btn-calculate {
            width: 100%;
            padding: 1rem 2rem;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
        }

        .btn-calculate:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
        }

        .calculator-form-note {
            margin-top: 0.95rem;
            color: var(--text-muted);
            font-size: 0.92rem;
            text-align: center;
        }

        /* Results */
        .results {
            display: none;
            margin-top: 2rem;
            padding: 2rem;
            background: var(--bg-dark);
            border-radius: 12px;
        }

        .results.show { display: block; }

        .results h3 {
            text-align: center;
            margin-bottom: 1.5rem;
            color: var(--secondary);
        }

        .results-kicker {
            text-align: center;
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 1.25rem;
        }

        .estimate-range {
            text-align: center;
            margin-bottom: 2rem;
        }

        .estimate-range .range {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--accent);
        }

        .estimate-range p {
            color: var(--text-muted);
        }

        .breakdown {
            display: grid;
            gap: 1rem;
        }

        .breakdown-item {
            display: flex;
            justify-content: space-between;
            padding: 1rem;
            background: var(--bg-card);
            border-radius: 8px;
        }

        .cta-quotes {
            margin-top: 2rem;
            text-align: center;
            padding: 1.5rem;
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(16, 185, 129, 0.1));
            border-radius: 12px;
            border: 1px solid var(--border);
        }

        .cta-quotes h4 { margin-bottom: 0.5rem; }
        .cta-quotes p { color: var(--text-muted); margin-bottom: 1rem; }

        .btn-quotes {
            padding: 0.75rem 2rem;
            background: var(--secondary);
            color: white;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s;
        }
        .btn-quotes:hover {
            transform: translateY(-2px);
        }

        .btn-report {
            padding: 0.75rem 2rem;
            background: linear-gradient(135deg, var(--primary), #8b5cf6);
            color: white;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            margin-left: 0.5rem;
            transition: transform 0.2s;
        }
        .btn-report:hover {
            transform: translateY(-2px);
        }

        /* Quote Modal */
        .modal-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0.8);
            z-index: 1000;
            align-items: center;
            justify-content: center;
            padding: 1rem;
        }
        .modal-overlay.show {
            display: flex;
        }
        .modal {
            background: var(--bg-card);
            border-radius: 16px;
            max-width: 500px;
            width: 100%;
            max-height: 90vh;
            overflow-y: auto;
            position: relative;
        }
        .modal-header {
            padding: 1.5rem;
            border-bottom: 1px solid var(--border);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .modal-header h3 {
            margin: 0;
        }
        .modal-close {
            background: none;
            border: none;
            color: var(--text-muted);
            font-size: 1.5rem;
            cursor: pointer;
        }
        .modal-body {
            padding: 1.5rem;
        }
        .modal-footer {
            padding: 1rem 1.5rem;
            border-top: 1px solid var(--border);
            text-align: center;
        }
        .modal-success {
            text-align: center;
            padding: 2rem;
        }
        .modal-success h3 {
            color: var(--secondary);
            margin-bottom: 1rem;
        }

        .cta-quotes .btn-report { margin-left: 0; }

        .premium-actions {
            display: flex;
            gap: 0.75rem;
            flex-wrap: wrap;
            margin-top: 1.25rem;
        }
        .premium-actions .btn-calculate,
        .premium-actions .btn-report {
            width: auto;
            flex: 1;
            min-width: 200px;
        }
        .premium-actions .btn-report { margin-left: 0; }

        /* Project Types */
        .projects-section {
            max-width: 1200px;
            margin: 0 auto;
            padding: 3rem 2rem;
        }

        .section-header {
            text-align: center;
            margin-bottom: 2rem;
        }

        .section-header h2 {
            font-size: 2rem;
            margin-bottom: 0.5rem;
        }

        .section-header p {
            color: var(--text-muted);
        }

        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }

        .project-card {
            background: var(--bg-card);
            border-radius: 12px;
            overflow: hidden;
            text-decoration: none;
            color: var(--text);
            transition: transform 0.2s, box-shadow 0.2s;
            border: 1px solid var(--border);
        }

        .project-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 40px rgba(0,0,0,0.2);
            border-color: var(--primary);
        }

        .project-image {
            height: 180px;
            overflow: hidden;
        }

        .project-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s;
        }

        .project-card:hover .project-image img {
            transform: scale(1.05);
        }

        .project-content {
            padding: 1.5rem;
            text-align: center;
        }

        .project-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
        }

        .project-card h3 {
            margin-bottom: 0.5rem;
        }

        .project-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        .project-price {
            margin-top: 1rem;
            color: var(--secondary);
            font-weight: 600;
        }

        /* How It Works */
        .how-it-works {
            background: var(--bg-card);
            padding: 4rem 2rem;
        }

        .how-it-works .section-header { margin-bottom: 3rem; }

        .steps {
            max-width: 1000px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
        }

        .step {
            text-align: center;
        }

        .step-number {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0 auto 1rem;
        }

        .step h3 { margin-bottom: 0.5rem; }
        .step p { color: var(--text-muted); }

        /* Content Sections */
        .content-section {
            max-width: 1200px;
            margin: 0 auto;
            padding: 3rem 2rem;
        }

        .section-note {
            max-width: 900px;
            margin: 1.25rem auto 0;
            color: var(--text-muted);
            text-align: center;
        }

        .table-wrap {
            overflow-x: auto;
            border-radius: 12px;
            border: 1px solid var(--border);
            background: rgba(15, 23, 42, 0.35);
        }

        .cost-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
        }

        .cost-table th,
        .cost-table td {
            padding: 1rem;
            border-bottom: 1px solid rgba(148, 163, 184, 0.15);
            text-align: left;
            vertical-align: top;
        }

        .cost-table th {
            color: var(--text);
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            background: rgba(30, 41, 59, 0.65);
        }

        .cost-table td { color: var(--text-muted); }
        .cost-table a { color: #93c5fd; text-decoration: none; font-weight: 700; }
        .cost-table a:hover { color: white; text-decoration: underline; }

        .factors-grid {
            max-width: 1000px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 1rem;
        }

        .factor-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 14px;
            padding: 1.25rem;
        }

        .factor-card h3 {
            margin-bottom: 0.35rem;
            font-size: 1.05rem;
            color: var(--text);
        }

        .factor-card p { color: var(--text-muted); font-size: 0.95rem; }

        .cta-strip {
            max-width: 1000px;
            margin: 1.75rem auto 0;
            padding: 1.25rem;
            border-radius: 14px;
            border: 1px solid rgba(16, 185, 129, 0.35);
            background: rgba(16, 185, 129, 0.08);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .cta-strip p { margin: 0; color: var(--text); font-weight: 600; }
        .cta-strip .btn-secondary { border-color: rgba(16, 185, 129, 0.35); }
        .cta-strip .btn-secondary:hover { border-color: rgba(16, 185, 129, 0.75); }

        /* FAQ */
        .faq-section {
            background: var(--bg-card);
            padding: 4rem 2rem;
        }

        .faq-list {
            max-width: 1000px;
            margin: 0 auto;
            display: grid;
            gap: 0.75rem;
        }

        details.faq-item {
            background: rgba(15, 23, 42, 0.35);
            border: 1px solid var(--border);
            border-radius: 14px;
            padding: 0.75rem 1rem;
        }

        details.faq-item summary {
            cursor: pointer;
            font-weight: 800;
            color: var(--text);
            list-style: none;
        }

        details.faq-item summary::-webkit-details-marker { display: none; }

        .faq-answer {
            padding-top: 0.75rem;
            color: var(--text-muted);
        }

        .faq-answer a { color: #93c5fd; text-decoration: none; font-weight: 700; }
        .faq-answer a:hover { color: white; text-decoration: underline; }

        /* Guides */
        .guides-section {
            max-width: 1200px;
            margin: 0 auto;
            padding: 3rem 2rem;
        }

        .guides-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 1.5rem;
        }

        .guide-card {
            background: var(--bg-card);
            border-radius: 12px;
            overflow: hidden;
            text-decoration: none;
            color: var(--text);
            transition: transform 0.2s;
        }

        .guide-card:hover { transform: translateY(-4px); }

        .guide-image {
            height: 150px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 4rem;
        }

        .guide-content {
            padding: 1.5rem;
        }

        .guide-content h3 { margin-bottom: 0.5rem; }
        .guide-content p { color: var(--text-muted); }

        /* Footer */
        footer {
            background: var(--bg-card);
            padding: 3rem 2rem;
            margin-top: 3rem;
            border-top: 1px solid var(--border);
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
        }

        .footer-section h4 {
            color: #93c5fd;
            margin-bottom: 1rem;
        }

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

        .footer-section a {
            color: var(--text-muted);
            text-decoration: none;
            line-height: 2;
        }

        .footer-section a:hover { color: var(--text); }

        .footer-bottom {
            max-width: 1200px;
            margin: 2rem auto 0;
            padding-top: 2rem;
            border-top: 1px solid var(--border);
            text-align: center;
            color: var(--text-muted);
        }

        @media (max-width: 768px) {
            .hero h1 { font-size: 2rem; }
            .form-row { grid-template-columns: 1fr; }
            .nav-links { display: none; }
            .calculator-points { grid-template-columns: 1fr; }
        }

        /* Mobile Menu */
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0.5rem;
            z-index: 200;
        }
        .mobile-menu-btn span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text, #f8fafc);
            margin: 5px 0;
            transition: 0.3s;
        }
        .mobile-menu-btn.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
        .mobile-menu-btn.active span:nth-child(2) { opacity: 0; }
        .mobile-menu-btn.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0; left: 0; right: 0; bottom: 0;
            background: rgba(15, 23, 42, 0.98);
            z-index: 150;
            padding-top: 80px;
            flex-direction: column;
            align-items: center;
            gap: 1rem;
        }
        .mobile-nav-overlay.active { display: flex; }
        .mobile-nav-overlay a {
            color: var(--text, #f8fafc);
            font-size: 1.2rem;
            font-weight: 600;
            padding: 0.75rem 1.5rem;
            border-radius: 10px;
            text-decoration: none;
            transition: all 0.2s;
        }
        .mobile-nav-overlay a:hover { background: var(--bg-card, #1e293b); color: var(--primary, #2563eb); }
        @media (max-width: 768px) { .mobile-menu-btn { display: block; } }

        .footer-contact {
            text-align: center;
            margin-top: 0.75rem;
            font-size: 0.92rem;
            color: var(--text-muted);
        }

        .footer-contact a {
            color: #bfdbfe;
            text-decoration: none;
            font-weight: 600;
        }

        .footer-contact a:hover {
            color: #dbeafe;
            text-decoration: underline;
        }