:root {
            --color-primary: #2f65b9;
            --color-primary-hover: #2656a3;
            --color-primary-soft: #eaf1fb;
            --color-on-primary: #ffffff;
            --color-accent: #0c2b50;

            --color-surface: #ffffff;
            --color-surface-muted: #f6f8fc;
            --color-surface-sunken: #eef2f8;

            --color-text: #0f172a;
            --color-text-muted: #475569;
            --color-text-subtle: #64748b;

            --color-border: #e6ebf3;
            --color-border-strong: #d0d7e2;

            --color-danger: #dc2626;
            --color-success: #059669;
            --color-warn: #b45309;
            --color-warn-soft: #fef3c7;
            --color-success-soft: #e7f5ed;
            --color-info-soft: #e0edff;

            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-pill: 999px;

            --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.04), 0 1px 3px rgba(16, 24, 40, 0.06);
            --shadow-md: 0 4px 8px -2px rgba(16, 24, 40, 0.06), 0 2px 4px -2px rgba(16, 24, 40, 0.04);
            --shadow-lg: 0 12px 24px -8px rgba(16, 24, 40, 0.12), 0 4px 8px -4px rgba(16, 24, 40, 0.06);

            --focus-ring: 0 0 0 3px rgba(47, 101, 185, 0.22);

            --ease: cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html { scroll-behavior: smooth; }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            line-height: 1.6;
            color: var(--color-text);
            background: var(--color-surface);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img, svg { display: block; max-width: 100%; }
        a { color: inherit; }
        button { font: inherit; }

        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.82);
            backdrop-filter: saturate(180%) blur(12px);
            -webkit-backdrop-filter: saturate(180%) blur(12px);
            border-bottom: 1px solid var(--color-border);
        }

        header nav.container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
            padding: 12px 32px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 14px;
            font-size: 1.875rem;
            font-weight: 700;
            letter-spacing: -0.025em;
            color: var(--color-text);
            text-decoration: none;
            white-space: nowrap;
        }

        .logo img { width: 56px; height: 56px; }

        .logo-suffix {
            color: var(--color-text);
            font-weight: 500;
            margin-left: -4px;
        }

        .nav-links {
            display: flex;
            list-style: none;
            gap: 4px;
            margin: 0 auto 0 24px;
        }

        .nav-links a {
            display: inline-block;
            padding: 9px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.9375rem;
            font-weight: 500;
            color: var(--color-text-muted);
            text-decoration: none;
            transition: color 0.15s var(--ease), background 0.15s var(--ease);
        }

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

        .menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border: 1px solid var(--color-border);
            background: var(--color-surface);
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            color: var(--color-text);
            cursor: pointer;
        }

        .menu-toggle svg {
            width: 20px;
            height: 20px;
            stroke: currentColor;
            fill: none;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        /* Buttons */
        .btn {
            -webkit-appearance: none;
            appearance: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 18px;
            border: 1px solid transparent;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9375rem;
            line-height: 1.2;
            text-decoration: none;
            cursor: pointer;
            transition: background 0.15s var(--ease), border-color 0.15s var(--ease), color 0.15s var(--ease), box-shadow 0.15s var(--ease), transform 0.15s var(--ease);
        }

        .btn:focus-visible { outline: none; box-shadow: var(--focus-ring); }
        .btn:disabled { opacity: 0.6; cursor: not-allowed; box-shadow: none; }

        .btn-primary {
            background: var(--color-primary);
            color: var(--color-on-primary);
            box-shadow: 0 1px 2px rgba(47, 101, 185, 0.25);
        }
        .btn-primary:hover { background: var(--color-primary-hover); box-shadow: 0 4px 10px rgba(47, 101, 185, 0.3); transform: translateY(-1px); }

        .btn-secondary {
            background: var(--color-surface);
            color: var(--color-text);
            border-color: var(--color-border-strong);
        }
        .btn-secondary:hover { border-color: var(--color-primary); color: var(--color-primary); }

        .btn-ghost {
            background: transparent;
            color: var(--color-primary);
            padding: 10px 12px;
        }
        .btn-ghost:hover { color: var(--color-primary-hover); background: var(--color-primary-soft); }

        .btn-lg { padding: 12px 22px; font-size: 1rem; }
        .btn-block { width: 100%; }

        /* Legacy class used by the header Contact Sales button */
        .cta-button {
            -webkit-appearance: none;
            appearance: none;
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            color: var(--color-on-primary);
            border: 1px solid transparent;
            font: inherit;
            font-weight: 600;
            font-size: 0.9375rem;
            cursor: pointer;
            transition: background 0.15s var(--ease);
        }
        .cta-button:hover { background: var(--color-primary-hover); }

        /* Hero */
        .hero {
            position: relative;
            padding: 160px 0 72px;
            background:
                radial-gradient(1100px 480px at 92% -10%, rgba(47, 101, 185, 0.10), transparent 60%),
                radial-gradient(700px 360px at -5% 0%, rgba(47, 101, 185, 0.04), transparent 60%),
                #fbfcfe;
            border-bottom: 1px solid var(--color-border);
        }

        .hero-grid {
            display: grid;
            grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
            gap: 56px;
            align-items: center;
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 4px 12px 4px 10px;
            border-radius: var(--radius-pill);
            background: var(--color-primary-soft);
            color: var(--color-primary);
            font-size: 0.8125rem;
            font-weight: 600;
            margin-bottom: 20px;
        }
        .eyebrow::before {
            content: '';
            width: 6px; height: 6px;
            border-radius: 50%;
            background: var(--color-primary);
        }

        .hero h1 {
            font-size: clamp(2.25rem, 4.5vw, 3.5rem);
            line-height: 1.08;
            letter-spacing: -0.025em;
            font-weight: 700;
            margin-bottom: 18px;
            color: var(--color-text);
        }

        .hero .subtitle {
            font-size: 1.125rem;
            line-height: 1.6;
            color: var(--color-text-muted);
            max-width: 36em;
            margin-bottom: 28px;
        }

        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            margin-bottom: 24px;
        }

        .trust-line {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            font-size: 0.875rem;
            color: var(--color-text-subtle);
        }
        .trust-line span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .trust-line svg {
            width: 16px; height: 16px;
            color: var(--color-primary);
        }

        /* Hero product frame — legacy mockup styles retained for reference */

        .product-frame {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            overflow: hidden;
        }

        .product-frame-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 16px;
            border-bottom: 1px solid var(--color-border);
            background: linear-gradient(180deg, #fafbfe, #f4f7fb);
        }

        .frame-dots { display: inline-flex; gap: 6px; }
        .frame-dots span { width: 10px; height: 10px; border-radius: 50%; background: #dbe1eb; }
        .frame-dots span:nth-child(1) { background: #f0b7b7; }
        .frame-dots span:nth-child(2) { background: #f4dca9; }
        .frame-dots span:nth-child(3) { background: #b9e2c5; }

        .frame-title {
            font-size: 0.8125rem;
            color: var(--color-text-subtle);
            font-weight: 500;
        }

        .frame-body {
            padding: 16px;
            background: #fbfcfe;
        }

        .stat-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
            margin-bottom: 10px;
        }

        .stat {
            padding: 12px 14px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
        }
        .stat-label {
            font-size: 0.75rem;
            color: var(--color-text-subtle);
            margin-bottom: 4px;
            font-weight: 500;
        }
        .stat-value {
            font-size: 1.375rem;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.01em;
            line-height: 1.1;
        }
        .stat-delta {
            font-size: 0.75rem;
            font-weight: 600;
            margin-left: 8px;
        }
        .stat-delta.ok { color: var(--color-success); }
        .stat-delta.warn { color: var(--color-warn); }

        .row-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 10px 12px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            font-size: 0.875rem;
            margin-bottom: 8px;
        }
        .row-item:last-child { margin-bottom: 0; }
        .row-item-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--color-text);
            min-width: 0;
        }
        .row-item-value {
            color: var(--color-text-subtle);
            font-size: 0.8125rem;
            white-space: nowrap;
        }
        .row-item.highlight {
            background: var(--color-primary-soft);
            border-color: transparent;
        }
        .row-item.highlight .row-item-label,
        .row-item.highlight .row-item-value {
            color: var(--color-primary);
            font-weight: 600;
        }

        .status-pill {
            display: inline-flex;
            align-items: center;
            padding: 2px 10px;
            border-radius: var(--radius-pill);
            font-size: 0.6875rem;
            font-weight: 600;
            white-space: nowrap;
        }
        .status-pill.ok { background: var(--color-success-soft); color: #047857; }
        .status-pill.warn { background: var(--color-warn-soft); color: #92400e; }
        .status-pill.pending { background: var(--color-info-soft); color: #1d4ed8; }

        .dot {
            width: 8px; height: 8px;
            border-radius: 50%;
            display: inline-block;
            flex-shrink: 0;
        }
        .dot.blue { background: var(--color-primary); }
        .dot.amber { background: #f59e0b; }
        .dot.green { background: var(--color-success); }

        /* Sections */
        section { padding: 96px 0; }

        .section-head {
            max-width: 720px;
            margin: 0 auto 56px;
            text-align: center;
        }

        .section-eyebrow {
            display: inline-block;
            padding: 4px 12px;
            background: var(--color-primary-soft);
            color: var(--color-primary);
            border-radius: var(--radius-pill);
            font-size: 0.8125rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }

        .section-title {
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            line-height: 1.15;
            letter-spacing: -0.02em;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .section-subtitle {
            font-size: 1.0625rem;
            color: var(--color-text-muted);
            line-height: 1.6;
        }

        /* Problems */
        .problems { background: var(--color-surface-muted); }

        .problems-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 20px;
        }

        .problem-card {
            padding: 28px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
        }
        .problem-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

        .problem-icon {
            width: 40px; height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-md);
            background: var(--color-primary-soft);
            color: var(--color-primary);
            margin-bottom: 18px;
        }
        .problem-icon svg {
            width: 20px; height: 20px;
            stroke: currentColor;
            fill: none;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .problem-card h3 {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .problem-card p {
            color: var(--color-text-muted);
            font-size: 0.9375rem;
            line-height: 1.6;
        }

        /* Pillars */
        .pillar {
            display: grid;
            grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
            gap: 48px;
            align-items: center;
            padding: 56px 0;
        }
        .pillar + .pillar { border-top: 1px solid var(--color-border); }
        .pillar.reverse > .pillar-copy { order: 2; }
        .pillar.reverse > .pillar-visual { order: 1; }

        .pillar-step {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 0.8125rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 14px;
            letter-spacing: 0.06em;
            text-transform: uppercase;
        }
        .pillar-step-num {
            width: 22px; height: 22px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0;
        }

        .pillar h3 {
            font-size: clamp(1.5rem, 2.5vw, 1.875rem);
            line-height: 1.2;
            letter-spacing: -0.02em;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 14px;
        }

        .pillar-copy > p {
            font-size: 1.0625rem;
            color: var(--color-text-muted);
            line-height: 1.65;
            margin-bottom: 22px;
        }

        .pillar-list {
            list-style: none;
            display: grid;
            gap: 12px;
        }
        .pillar-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.9375rem;
            color: var(--color-text);
        }
        .pillar-list li svg {
            flex-shrink: 0;
            width: 18px; height: 18px;
            color: var(--color-primary);
            margin-top: 3px;
        }
        .pillar-list li:not(:has(svg))::before {
            content: "";
            flex-shrink: 0;
            width: 8px;
            height: 8px;
            margin-top: 8px;
            border-radius: 50%;
            background: var(--color-primary);
        }

        /* Pillar visuals — device cards */
        .demo-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            overflow: hidden;
        }
        .demo-card-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 16px;
            border-bottom: 1px solid var(--color-border);
            background: linear-gradient(180deg, #fafbfe, #f4f7fb);
        }
        .demo-card-head strong {
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--color-text);
            letter-spacing: -0.01em;
        }
        .demo-card-head .tag {
            font-size: 0.75rem;
            color: var(--color-text-subtle);
        }
        .demo-card-body {
            padding: 16px;
            background: #fbfcfe;
        }

        /* Map / geofence visual for Track pillar */
        .map-visual {
            position: relative;
            height: 220px;
            border-radius: var(--radius-md);
            background: linear-gradient(180deg, #eaf1fb 0%, #f6f8fc 100%);
            display: grid;
            place-items: center;
            margin-bottom: 10px;
            overflow: hidden;
        }
        .map-grid {
            position: absolute; inset: 0;
            background-image:
                linear-gradient(rgba(47,101,185,0.12) 1px, transparent 1px),
                linear-gradient(90deg, rgba(47,101,185,0.12) 1px, transparent 1px);
            background-size: 28px 28px;
        }
        .geofence {
            width: 160px; height: 160px;
            border: 2px dashed var(--color-primary);
            background: rgba(47, 101, 185, 0.10);
            border-radius: 50%;
            display: grid;
            place-items: center;
            position: relative;
        }
        .pin {
            width: 26px; height: 26px;
            background: var(--color-primary);
            border-radius: 50% 50% 50% 0;
            transform: rotate(-45deg);
            box-shadow: 0 6px 14px rgba(47, 101, 185, 0.4);
            position: relative;
        }
        .pin::after {
            content: '';
            position: absolute;
            inset: 8px;
            background: #fff;
            border-radius: 50%;
        }

        /* Pricing */
        .pricing { background: var(--color-surface-muted); }

        .pricing-card {
            max-width: 520px;
            margin: 0 auto;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-xl);
            padding: 40px;
            box-shadow: var(--shadow-lg);
            position: relative;
        }

        .price-tag {
            display: flex;
            align-items: baseline;
            gap: 6px;
            margin-bottom: 8px;
        }
        .price-tag .amount {
            font-size: 3rem;
            font-weight: 700;
            letter-spacing: -0.03em;
            color: var(--color-text);
            line-height: 1;
        }
        .price-tag .unit {
            color: var(--color-text-muted);
            font-size: 1rem;
        }

        .price-details {
            color: var(--color-text-muted);
            font-size: 0.9375rem;
            margin-bottom: 24px;
        }

        .pricing-features {
            list-style: none;
            display: grid;
            gap: 12px;
            margin-bottom: 28px;
        }
        .pricing-features li {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            font-size: 0.9375rem;
            color: var(--color-text);
        }
        .pricing-features li svg {
            flex-shrink: 0;
            width: 18px; height: 18px;
            color: var(--color-primary);
            margin-top: 3px;
        }

        /* FAQ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: grid;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
        }
        .faq-item[open] {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-sm);
        }
        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            list-style: none;
        }
        .faq-item summary::-webkit-details-marker { display: none; }
        .faq-item summary::after {
            content: '';
            flex-shrink: 0;
            width: 9px; height: 9px;
            border-right: 2px solid var(--color-text-subtle);
            border-bottom: 2px solid var(--color-text-subtle);
            transform: rotate(45deg);
            transition: transform 0.2s var(--ease);
        }
        .faq-item[open] summary::after { transform: rotate(-135deg); }
        .faq-item p {
            margin-top: 12px;
            color: var(--color-text-muted);
            font-size: 0.9375rem;
            line-height: 1.65;
        }

        /* Contact */
        .contact-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 20px;
            max-width: 760px;
            margin: 0 auto;
        }
        .contact-card {
            padding: 28px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            text-align: center;
            transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
        }
        .contact-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
        .contact-icon {
            width: 44px; height: 44px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-md);
            background: var(--color-primary-soft);
            color: var(--color-primary);
            margin-bottom: 16px;
        }
        .contact-icon svg {
            width: 22px; height: 22px;
            stroke: currentColor;
            fill: none;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }
        .contact-card h3 {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
            letter-spacing: -0.01em;
        }
        .contact-card p {
            color: var(--color-text-muted);
            font-size: 0.9375rem;
            margin-bottom: 14px;
        }
        .contact-card a {
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-primary);
            text-decoration: none;
        }
        .contact-card a:hover { color: var(--color-primary-hover); text-decoration: underline; text-underline-offset: 3px; }

        /* Final CTA */
        .final-cta {
            padding: 96px 0;
            background: linear-gradient(135deg, #2f65b9 0%, #0c2b50 100%);
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .final-cta::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                radial-gradient(circle at 20% 20%, rgba(255,255,255,0.08), transparent 45%),
                radial-gradient(circle at 80% 80%, rgba(255,255,255,0.06), transparent 40%);
        }
        .final-cta > .container { position: relative; }
        .final-cta h2 {
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            letter-spacing: -0.02em;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .final-cta > .container > p {
            color: rgba(255,255,255,0.82);
            font-size: 1.0625rem;
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .final-cta .cta-row {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 20px;
        }
        .final-cta .contact-line {
            font-size: 0.9375rem;
            color: rgba(255,255,255,0.78);
            margin-top: 8px;
        }
        .final-cta .contact-line a {
            color: #fff;
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .final-cta .btn-primary {
            background: #fff;
            color: var(--color-primary);
            box-shadow: 0 4px 14px rgba(0,0,0,0.12);
        }
        .final-cta .btn-primary:hover {
            background: #f1f5fb;
            color: var(--color-primary-hover);
        }
        .final-cta .btn-secondary {
            background: transparent;
            color: #fff;
            border-color: rgba(255,255,255,0.5);
        }
        .final-cta .btn-secondary:hover {
            border-color: #fff;
            background: rgba(255,255,255,0.08);
            color: #fff;
        }

        /* Notification toast */
        .demo-loading {
            position: fixed;
            top: 20px;
            right: 20px;
            background: var(--color-surface);
            padding: 14px 18px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-lg);
            z-index: 1200;
            display: none;
            border-left: 3px solid var(--color-primary);
            font-size: 0.9375rem;
        }
        .demo-loading.show { display: block; animation: slideInRight 0.3s var(--ease); }
        .demo-loading.error { border-left-color: var(--color-danger); }

        /* Modals */
        .modal-overlay {
            position: fixed;
            inset: 0;
            background: rgba(15, 23, 42, 0.5);
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
            display: none;
            align-items: center;
            justify-content: center;
            z-index: 1100;
            padding: 20px;
        }
        .modal-overlay.show {
            display: flex;
            animation: fadeIn 0.15s var(--ease);
        }

        .modal {
            background: #fff;
            width: 100%;
            max-width: 460px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            padding: 28px;
            animation: slideUp 0.2s var(--ease);
        }
        .modal h3 {
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: -0.01em;
            margin-bottom: 6px;
            color: var(--color-text);
        }
        .modal p {
            margin-bottom: 18px;
            color: var(--color-text-muted);
            font-size: 0.9375rem;
        }

        .modal input[type="email"],
        .modal input[type="text"],
        .modal input[type="tel"] {
            width: 100%;
            padding: 11px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            outline: none;
            font: inherit;
            font-size: 0.9375rem;
            margin-bottom: 12px;
            background: #fff;
            color: var(--color-text);
            transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
        }
        .modal input::placeholder { color: var(--color-text-subtle); }
        .modal input:focus {
            border-color: var(--color-primary);
            box-shadow: var(--focus-ring);
        }

        .modal .name-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .modal-actions {
            display: flex;
            gap: 10px;
            justify-content: flex-end;
            margin-top: 6px;
        }

        /* Modal-scoped legacy classes used by existing JS for text/disabled toggling */
        .modal .demo-cta {
            -webkit-appearance: none;
            appearance: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 18px;
            border: 1px solid transparent;
            border-radius: var(--radius-sm);
            font: inherit;
            font-weight: 600;
            font-size: 0.9375rem;
            background: var(--color-primary);
            color: #fff;
            cursor: pointer;
            transition: background 0.15s var(--ease);
        }
        .modal .demo-cta:hover { background: var(--color-primary-hover); }
        .modal .demo-cta:disabled { opacity: 0.6; cursor: not-allowed; }

        .modal .secondary-cta {
            -webkit-appearance: none;
            appearance: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 18px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-sm);
            background: #fff;
            color: var(--color-text);
            font: inherit;
            font-weight: 600;
            font-size: 0.9375rem;
            cursor: pointer;
            transition: background 0.15s var(--ease), border-color 0.15s var(--ease);
        }
        .modal .secondary-cta:hover {
            background: var(--color-surface-muted);
            border-color: var(--color-border-strong);
        }
        .modal .secondary-cta:disabled { opacity: 0.6; cursor: not-allowed; }

        .form-error {
            color: var(--color-danger);
            font-size: 0.875rem;
            margin-top: 8px;
            min-height: 1.1em;
        }

        .contact-sales-hp {
            position: absolute;
            width: 1px; height: 1px;
            padding: 0; margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        .demo-step { display: none; }
        .demo-step.active { display: block; }

        .demo-step-indicator {
            display: flex;
            gap: 6px;
            margin-bottom: 18px;
        }
        .demo-step-indicator .step-dot {
            width: 28px; height: 4px;
            border-radius: 2px;
            background: var(--color-border);
            transition: background 0.3s;
        }
        .demo-step-indicator .step-dot.active { background: var(--color-primary); }
        .demo-step-indicator .step-dot.completed { background: var(--color-primary); opacity: 0.55; }

        .code-input {
            letter-spacing: 0.5em;
            text-align: center;
            font-size: 1.5rem !important;
            font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
            font-weight: 600;
        }

        .resend-link {
            font-size: 0.875rem;
            color: var(--color-primary);
            background: none;
            border: none;
            cursor: pointer;
            padding: 0;
            margin: -4px 0 12px;
            display: block;
            font-weight: 500;
        }
        .resend-link:disabled { color: var(--color-text-subtle); cursor: not-allowed; }

        .loading-spinner {
            display: inline-block;
            width: 18px; height: 18px;
            border: 2px solid var(--color-border);
            border-top-color: var(--color-primary);
            border-radius: 50%;
            animation: spin 0.9s linear infinite;
            margin-right: 10px;
            vertical-align: middle;
        }

        /* Screenshots — app store marketing assets (no extra frame) */
        .screenshot {
            width: 100%;
            height: auto;
            display: block;
        }
        .hero-visual {
            display: flex;
            justify-content: flex-end;
            align-items: center;
        }
        .hero-visual .screenshot { max-width: 300px; }

        .pillar-visual {
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .pillar-visual .screenshot { max-width: 240px; }

        /* Proof strip */
        .proof-strip {
            padding: 28px 0;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
        }
        .container.proof-strip-inner {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
        }
        .proof-headline {
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--color-text-subtle);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin: 0 0 4px;
        }
        .proof-chip-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 10px 12px;
            width: auto;
            max-width: 100%;
        }
        .proof-chip-row-industries {
            margin: 0;
        }
        .proof-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            background: var(--color-surface-muted);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            font-size: 0.8125rem;
            font-weight: 500;
            line-height: 1.2;
            color: var(--color-text-muted);
            text-decoration: none;
            vertical-align: middle;
        }
        .proof-badge svg {
            width: 14px;
            height: 14px;
            color: var(--color-primary);
            flex-shrink: 0;
            display: block;
            max-width: none;
        }
        a.proof-badge,
        a.proof-badge:link,
        a.proof-badge:visited,
        a.proof-badge:hover,
        a.proof-badge:active {
            text-decoration: none;
            color: var(--color-text);
            font-weight: 600;
        }
        a.proof-badge:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        /* Comparison */
        .comparison { background: var(--color-surface-muted); }
        .comparison-table-wrap {
            overflow-x: auto;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            background: var(--color-surface);
            box-shadow: var(--shadow-sm);
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9375rem;
            min-width: 640px;
        }
        .comparison-table th,
        .comparison-table td {
            padding: 14px 18px;
            text-align: left;
            border-bottom: 1px solid var(--color-border);
            vertical-align: top;
        }
        .comparison-table thead th {
            background: var(--color-surface-muted);
            font-weight: 600;
            color: var(--color-text);
        }
        .comparison-table thead th:last-child {
            background: var(--color-primary-soft);
            color: var(--color-primary);
        }
        .comparison-table tbody tr:last-child td { border-bottom: none; }
        .comparison-table td:last-child { font-weight: 500; color: var(--color-text); }
        .comparison-check { color: var(--color-success); font-weight: 700; }
        .comparison-muted { color: var(--color-text-subtle); }

        /* Pricing calculator */
        .pricing-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
            gap: 32px;
            align-items: start;
            max-width: 920px;
            margin: 0 auto;
        }
        .pricing-card { max-width: none; margin: 0; }
        .billing-toggle {
            display: inline-flex;
            padding: 4px;
            background: var(--color-surface-muted);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            margin-bottom: 20px;
        }
        .billing-toggle button {
            border: none;
            background: transparent;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font: inherit;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--color-text-muted);
            cursor: pointer;
            transition: background 0.15s var(--ease), color 0.15s var(--ease);
        }
        .billing-toggle button.active {
            background: var(--color-surface);
            color: var(--color-primary);
            box-shadow: var(--shadow-sm);
        }
        .save-badge {
            display: none;
            margin-left: 8px;
            padding: 2px 8px;
            background: var(--color-success-soft);
            color: #047857;
            border-radius: var(--radius-pill);
            font-size: 0.75rem;
            font-weight: 600;
        }
        .save-badge.visible { display: inline-block; }
        .pricing-calculator {
            padding: 28px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
        }
        .pricing-calculator label {
            display: block;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 8px;
        }
        .pricing-calculator input[type="range"] {
            width: 100%;
            margin: 8px 0 4px;
            accent-color: var(--color-primary);
        }
        .team-size-display {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.02em;
        }
        .estimate-box {
            margin-top: 20px;
            padding: 16px;
            background: var(--color-primary-soft);
            border-radius: var(--radius-md);
        }
        .estimate-label {
            font-size: 0.8125rem;
            color: var(--color-text-muted);
            margin-bottom: 4px;
        }
        .estimate-amount {
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: -0.03em;
            color: var(--color-text);
            line-height: 1.1;
        }
        .estimate-detail {
            font-size: 0.8125rem;
            color: var(--color-text-muted);
            margin-top: 6px;
        }
        .pricing-over-threshold {
            display: none;
            padding: 20px;
            background: var(--color-warn-soft);
            border-radius: var(--radius-md);
            color: #92400e;
            font-size: 0.9375rem;
            line-height: 1.6;
        }
        .pricing-over-threshold.show { display: block; }
        .pricing-plan-summary-wrap {
            max-width: 720px;
            margin: 0 auto 32px;
        }
        .pricing-plan-summary {
            margin: 0;
            padding: 18px 22px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            font-size: 1.0625rem;
            line-height: 1.65;
            color: var(--color-text);
            text-align: center;
        }
        .pricing-plan-summary strong {
            color: var(--color-primary);
            font-weight: 600;
        }
        .pricing-layout.is-unavailable .billing-toggle,
        .pricing-layout.is-unavailable .pricing-calculator-live,
        .pricing-plan-summary-wrap.is-hidden { display: none; }
        .pricing-calculator-unavailable {
            display: none;
            text-align: center;
        }
        .pricing-layout.is-unavailable .pricing-calculator-unavailable { display: block; }
        .pricing-calculator-unavailable h3 {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 10px;
        }
        .pricing-calculator-unavailable p {
            font-size: 0.9375rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin-bottom: 20px;
        }
        .pricing-calculator-unavailable .btn { width: 100%; margin-bottom: 12px; }
        .pricing-calculator-unavailable a {
            font-weight: 600;
            color: var(--color-primary);
            text-decoration: none;
        }
        .pricing-calculator-unavailable a:hover { text-decoration: underline; text-underline-offset: 3px; }
        .pricing-cta-row {
            display: grid;
            gap: 10px;
            margin-top: 24px;
        }
        .header-cta-group {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .btn-quote-header {
            -webkit-appearance: none;
            appearance: none;
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            background: var(--color-surface);
            color: var(--color-primary);
            border: 1px solid var(--color-border-strong);
            font: inherit;
            font-weight: 600;
            font-size: 0.9375rem;
            cursor: pointer;
            transition: background 0.15s var(--ease), border-color 0.15s var(--ease);
        }
        .btn-quote-header:hover {
            border-color: var(--color-primary);
            background: var(--color-primary-soft);
        }

        /* Footer */
        footer {
            background: var(--color-text);
            color: rgba(255,255,255,0.68);
            padding: 48px 0 32px;
            font-size: 0.875rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            text-align: left;
            margin-bottom: 32px;
        }
        .footer-brand p { margin-top: 8px; line-height: 1.6; max-width: 28em; }
        .footer-col h4 {
            color: #fff;
            font-size: 0.8125rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 12px;
        }
        .footer-col ul { list-style: none; display: grid; gap: 8px; }
        .footer-col a {
            color: rgba(255,255,255,0.68);
            text-decoration: none;
            transition: color 0.15s var(--ease);
        }
        .footer-col a:hover { color: #fff; }
        .store-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 12px;
        }
        .store-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 14px;
            background: rgba(255,255,255,0.08);
            border: 1px solid rgba(255,255,255,0.18);
            border-radius: var(--radius-sm);
            color: #fff;
            text-decoration: none;
            font-size: 0.8125rem;
            font-weight: 600;
            transition: background 0.15s var(--ease);
        }
        .store-badge:hover { background: rgba(255,255,255,0.14); color: #fff; }
        .store-badge svg { width: 20px; height: 20px; flex-shrink: 0; display: block; }
        .footer-bottom {
            padding-top: 24px;
            border-top: 1px solid rgba(255,255,255,0.12);
            text-align: center;
            font-size: 0.8125rem;
        }

        /* Sticky mobile CTA */
        .sticky-mobile-cta { display: none; }

        /* Animations */
        @keyframes spin { to { transform: rotate(360deg); } }
        @keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }
        @keyframes slideUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
        @keyframes slideInRight { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }
        @keyframes fadeInUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
        .fade-in { animation: fadeInUp 0.5s var(--ease) both; }

        @media (prefers-reduced-motion: reduce) {
            *, *::before, *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
        }

        /* Responsive */
        @media (max-width: 960px) {
            .hero { padding: 148px 0 56px; }
            .hero-grid { grid-template-columns: 1fr; gap: 44px; }
            .problems-grid { grid-template-columns: 1fr; }
            .contact-grid { grid-template-columns: 1fr; }
            .pillar { grid-template-columns: 1fr; gap: 32px; padding: 44px 0; }
            .pillar.reverse > .pillar-copy { order: 1; }
            .pillar.reverse > .pillar-visual { order: 2; }
            section { padding: 80px 0; }
        }

        @media (max-width: 768px) {
            body { padding-bottom: 80px; }

            header nav.container {
                position: relative;
                padding: 14px 20px;
                gap: 12px;
            }

            .logo { font-size: 1.375rem; gap: 10px; }
            .logo img { width: 44px; height: 44px; }
            .logo-suffix { display: none; }

            .nav-links {
                position: absolute;
                top: calc(100% + 8px);
                left: 16px; right: 16px;
                display: none;
                flex-direction: column;
                gap: 2px;
                background: #fff;
                border: 1px solid var(--color-border);
                border-radius: var(--radius-md);
                padding: 8px;
                box-shadow: var(--shadow-lg);
                margin: 0;
            }
            .nav-links.mobile-open { display: flex; }
            .nav-links li a {
                display: block;
                padding: 10px 12px;
                border-radius: var(--radius-sm);
            }

            .menu-toggle { display: inline-flex; }
            .btn-quote-header { display: none; }

            .pricing-layout { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; text-align: center; }
            .footer-brand p { margin-left: auto; margin-right: auto; }
            .store-badges { justify-content: center; }

            .hero h1 { font-size: clamp(2rem, 8vw, 2.5rem); }
            .section-head { margin-bottom: 40px; }

            .modal { padding: 24px; }
            .modal .name-row { grid-template-columns: 1fr; }

            .sticky-mobile-cta {
                display: block;
                position: fixed;
                left: 0; right: 0; bottom: 0;
                z-index: 1200;
                background: rgba(255,255,255,0.96);
                backdrop-filter: blur(8px);
                -webkit-backdrop-filter: blur(8px);
                border-top: 1px solid var(--color-border);
                padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
            }
            .sticky-mobile-cta .btn {
                width: 100%;
                padding: 12px 18px;
                font-size: 1rem;
            }

            .demo-loading {
                top: 10px;
                left: 10px;
                right: 10px;
                padding: 14px;
            }

            .final-cta { padding: 72px 0; }
        }


/* Landing pages */
.page-hero {
    padding: 140px 0 72px;
}
.page-hero .eyebrow {
    display: inline-block;
    padding: 4px 12px;
    background: var(--color-primary-soft);
    color: var(--color-primary);
    border-radius: var(--radius-pill);
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: 16px;
}
.page-hero h1 {
    font-size: clamp(2rem, 4.2vw, 3.15rem);
    line-height: 1.12;
    letter-spacing: -0.03em;
    font-weight: 700;
    margin-bottom: 16px;
    max-width: 18ch;
}
.page-hero .subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 42rem;
    margin-bottom: 28px;
}
.breadcrumb {
    font-size: 0.875rem;
    color: var(--color-text-subtle);
    margin-bottom: 20px;
}
.breadcrumb a {
    color: var(--color-text-muted);
    text-decoration: none;
}
.breadcrumb a:hover { color: var(--color-primary); }
.landing-prose {
    max-width: 720px;
}
.landing-prose h2 {
    font-size: 1.5rem;
    margin: 0 0 12px;
    letter-spacing: -0.02em;
}
.landing-prose h3 {
    font-size: 1.125rem;
    margin: 28px 0 8px;
}
.landing-prose p {
    color: var(--color-text-muted);
    margin-bottom: 16px;
}
.landing-prose ul {
    margin: 0 0 20px 1.2em;
    color: var(--color-text-muted);
}
.landing-prose li { margin-bottom: 8px; }
.bridge-note {
    background: var(--color-primary-soft);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    margin: 32px 0;
}
.bridge-note p { margin: 0; color: var(--color-accent); }
.vs-callout {
    background: var(--color-surface-muted);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    margin: 24px 0 40px;
    color: var(--color-text-muted);
}
.related-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-top: 16px;
}
.related-card {
    display: block;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 20px;
    text-decoration: none;
    color: inherit;
    transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}
.related-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}
.related-card strong {
    display: block;
    margin-bottom: 6px;
    color: var(--color-text);
}
.related-card span {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
}
@media (max-width: 800px) {
    .related-links { grid-template-columns: 1fr; }
    .page-hero { padding: 120px 0 48px; }
    .page-hero h1 { max-width: none; }
}