:root {
            --bg: #f5f7fb;
            --bg-dark: #0f172a;
            --card: #ffffff;
            --text: #111827;
            --muted: #6b7280;
            --border: #e5e7eb;
            --primary: #1fb450;
            --primary-hover: #16A34A;
            --accent: #1fb450;
            --accent-soft: #c5f7d6;
            --success: #15803d;
            --warning: #b45309;
            --danger: #b91c1c;
            --shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
            --radius: 16px;
            --max-width: 1180px;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.5;
        }

        a {
            color: var(--accent);
            text-decoration: none;
        }

        a:hover {
            text-decoration: underline;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(245, 247, 251, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(229, 231, 235, 0.8);
        }

        .site-header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
            min-height: 72px;
            position: relative;
        }

        .brand {
            font-size: 20px;
            font-weight: 800;
            color: var(--text);
        }

        .nav-links {
            display: flex;
            gap: 18px;
            align-items: center;
            flex-wrap: wrap;
        }

        .nav-links a {
            color: var(--muted);
            font-weight: 600;
        }

        .nav-links .nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 10px 14px;
            border-radius: 10px;
        }

        .nav-links .nav-cta:hover {
            background: var(--primary-hover);
        }

        .burger {
            width: 30px;
            height: 22px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0;
            z-index: 60;
        }

        .burger span {
            display: block;
            height: 3px;
            width: 100%;
            background: #000;
            border-radius: 2px;
            transition: transform 0.2s ease, opacity 0.2s ease;
        }

        .burger[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(9px) rotate(45deg);
        }

        .burger[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .burger[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-9px) rotate(-45deg);
        }

        .mob-nav {
            position: absolute;
            left: 0;
            right: 0;
            top: calc(100% - 6px);
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 14px;
            box-shadow: 0 20px 35px rgba(0, 0, 0, 0.12);
            padding: 10px;
            display: flex;
            flex-direction: column;
            align-items: stretch;
            gap: 6px;
            opacity: 0;
            transform: translateY(-10px);
            pointer-events: none;
            transition: opacity 0.2s ease, transform 0.2s ease;
        }

        .mob-nav a {
            display: block;
            padding: 12px 14px;
            border-radius: 10px;
            color: var(--text);
            font-weight: 700;
            text-decoration: none;
        }

        .mob-nav a:hover {
            background: #f3f4f6;
            text-decoration: none;
        }

        .mob-nav .nav-cta {
            text-align: center;
            margin-top: 4px;
        }

        @media(min-width: 721px) {
            .burger {
                display: none;
            }

            .mob-nav {
                display: none;
            }
        }

        @media(max-width: 720px) {
            .desk-nav {
                display: none;
            }

            .mob-nav {
                display: flex;
            }

            .mob-nav.is-open {
                opacity: 1;
                transform: translateY(0);
                pointer-events: auto;
            }
        }

        .hero {
            padding: 72px 0 36px;
            background:
                radial-gradient(circle at top right, rgba(37, 99, 235, 0.12), transparent 30%),
                linear-gradient(180deg, #ffffff 0%, #f5f7fb 100%);
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 36px;
            align-items: center;
        }

        .eyebrow {
            display: inline-block;
            background: var(--accent-soft);
            color: var(--accent);
            font-size: 13px;
            font-weight: 700;
            padding: 8px 12px;
            border-radius: 999px;
            margin-bottom: 18px;
        }

        .hero h1 {
            font-size: 54px;
            line-height: 1.05;
            margin: 0 0 18px;
            letter-spacing: -0.03em;
        }

        .hero p.lead {
            margin: 0 0 24px;
            font-size: 19px;
            color: var(--muted);
            max-width: 680px;
        }

        .hero-points {
            display: grid;
            gap: 10px;
            margin-bottom: 28px;
        }

        .hero-point {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            color: var(--text);
        }

        .hero-point span:first-child {
            color: var(--success);
            font-weight: 800;
        }

        .hero-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: 20px;
            box-shadow: var(--shadow);
            padding: 24px;
        }

        .hero-card h2 {
            margin-top: 0;
            margin-bottom: 8px;
            font-size: 26px;
        }

        .hero-card p {
            margin-top: 0;
            color: var(--muted);
            margin-bottom: 18px;
        }

        .checker-inputs {
            display: grid;
            gap: 12px;
        }

        .input-row {
            display: grid;
            grid-template-columns: 1fr 220px;
            gap: 12px;
        }

        input[type="text"],
        select,
        textarea {
            width: 100%;
            border: 1px solid #d1d5db;
            border-radius: 12px;
            padding: 14px;
            font-size: 15px;
            background: #fff;
            color: var(--text);
            font-family: Arial, sans-serif;
        }

        textarea {
            min-height: 130px;
            resize: vertical;
        }

        textarea.small {
            min-height: 88px;
        }

        .hero-actions,
        .actions-row,
        .helper-row {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        button,
        .btn {
            border: 0;
            border-radius: 12px;
            padding: 14px 18px;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            text-decoration: none;
            display: inline-block;
        }

        button:disabled,
        .btn:disabled {
            background: var(--border);
            color: var(--muted);
            cursor: not-allowed;
        }

        .btn-primary,
        .primary-btn,
        .analyse-btn {
            background: var(--primary);
            color: #fff;
        }

        .btn-primary:hover,
        .primary-btn:hover,
        .analyse-btn:hover {
            background: var(--primary-hover);
        }

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

        .section {
            padding: 32px 0;
        }

        .section-heading {
            max-width: 740px;
            margin: 0 auto 28px;
            text-align: center;
        }

        .section-heading h2 {
            margin: 0 0 12px;
            font-size: 36px;
            line-height: 1.1;
        }

        .section-heading p {
            margin: 0;
            color: var(--muted);
            font-size: 18px;
        }

        .value-grid,
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        .value-card,
        .step-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 16px;
            box-shadow: var(--shadow);
            padding: 22px;
        }

        .value-card h3,
        .step-card h3 {
            margin-top: 0;
            margin-bottom: 10px;
            font-size: 20px;
        }

        .value-card p,
        .step-card p {
            margin: 0;
            color: var(--muted);
        }

        .step-number {
            width: 38px;
            height: 38px;
            border-radius: 999px;
            background: var(--accent-soft);
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            margin-bottom: 14px;
        }

        .workspace {
            padding: 30px 0 70px;
        }

        .workspace-shell {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 20px;
            box-shadow: var(--shadow);
            padding: 24px;
        }

        .workspace-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            gap: 18px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .workspace-header h2 {
            margin: 0 0 8px;
            font-size: 28px;
        }

        .workspace-header p {
            margin: 0;
            color: var(--muted);
        }

        .helper-row {
            margin-bottom: 14px;
        }

        .loading {
            display: none;
            margin-bottom: 16px;
            color: var(--text);
            font-weight: 700;
        }

        .error,
        .notice,
        .success-notice {
            display: none;
            margin-bottom: 16px;
            padding: 14px 16px;
            border-radius: 12px;
            font-size: 15px;
        }

        .error {
            background: #fef2f2;
            border: 1px solid #fecaca;
            color: #991b1b;
        }

        .notice {
            background: #fffbeb;
            border: 1px solid #fde68a;
            color: #92400e;
        }

        .success-notice {
            background: #ecfdf5;
            border: 1px solid #a7f3d0;
            color: #166534;
        }

        .editor-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group.full {
            grid-column: 1 / -1;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 700;
        }

        .hidden {
            display: none !important;
        }

        .results-wrap {
            margin-top: 28px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
        }

        .score-card {
            border-radius: 18px;
            padding: 22px;
            margin-bottom: 20px;
            color: #fff;
        }

        .score-low {
            background: #15803d;
        }

        .score-moderate {
            background: #b45309;
        }

        .score-high {
            background: #b91c1c;
        }

        .score-value {
            font-size: 44px;
            font-weight: 800;
            line-height: 1;
            margin-bottom: 10px;
        }

        .score-label {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .quick-wins-box,
        .summary-box {
            background: #f9fafb;
            border: 1px solid var(--border);
            border-radius: 14px;
            padding: 18px;
            margin-bottom: 18px;
        }

        .issues-list {
            display: grid;
            gap: 14px;
        }

        .issue-card {
            border: 1px solid var(--border);
            border-left: 6px solid #9ca3af;
            border-radius: 12px;
            background: #fff;
            padding: 16px;
        }

        .issue-card.high {
            border-left-color: #dc2626;
        }

        .issue-card.medium {
            border-left-color: #d97706;
        }

        .issue-card.low {
            border-left-color: #2563eb;
        }

        .issue-title {
            font-weight: 700;
            margin-bottom: 8px;
        }

        .issue-meta {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 8px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        .locked-results {
            position: relative;
        }

        .locked-results .results-inner {
            filter: blur(6px);
            pointer-events: none;
            user-select: none;
        }

        .locked-results .results-overlay {
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            background: rgba(255, 255, 255, 0.35);
            border-radius: 18px;
            z-index: 5;
        }

        .locked-results .results-overlay-card {
            max-width: 520px;
            width: 100%;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 16px;
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.14);
            padding: 24px;
            text-align: center;
        }

        .locked-results .results-overlay-card h3 {
            margin-top: 0;
            margin-bottom: 10px;
            font-size: 24px;
        }

        .locked-results .results-overlay-card p {
            color: var(--muted);
            margin-bottom: 16px;
        }

        .paywall-modal-backdrop {
            position: fixed;
            inset: 0;
            background: rgba(17, 24, 39, 0.55);
            display: none;
            align-items: center;
            justify-content: center;
            z-index: 9999;
            padding: 20px;
        }

        .paywall-modal {
            width: 100%;
            max-width: 520px;
            background: #fff;
            border-radius: 16px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
            padding: 24px;
        }

        .paywall-modal h2 {
            margin-top: 0;
            margin-bottom: 10px;
        }

        .paywall-modal p {
            color: var(--muted);
            margin-bottom: 16px;
        }

        .paywall-actions {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .site-footer {
            padding: 24px 0 48px;
            color: var(--muted);
            text-align: center;
            font-size: 14px;
        }

        .warning.helper {
            color: var(--warning);
            font-weight: 700;
        }

        .tick {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .tick::before {
            content: "✓";
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 22px;
            height: 22px;
            background: #22c55e;
            color: #fff;
            border-radius: 50%;
            font-size: 14px;
            font-weight: bold;
        }

        .status.pending {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .status.pending::before {
            content: "‒";
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 22px;
            height: 22px;
            background: #facc15;
            color: #fff;
            border-radius: 50%;
            font-size: 14px;
            font-weight: bold;
        }

        @media (max-width: 1024px) {

            .hero-grid,
            .value-grid,
            .steps-grid,
            .editor-grid {
                grid-template-columns: 1fr;
            }

            .hero h1 {
                font-size: 44px;
            }
        }

        @media (max-width: 720px) {
            .container {
                padding: 0 18px;
            }

            .site-header-inner {
                min-height: 64px;
            }

            .nav-links {
                gap: 12px;
            }

            .hero {
                padding-top: 44px;
            }

            .hero h1 {
                font-size: 36px;
            }

            .hero p.lead,
            .section-heading p {
                font-size: 16px;
            }

            .input-row {
                grid-template-columns: 1fr;
            }

            .workspace-shell {
                padding: 18px;
            }

            .score-value {
                font-size: 36px;
            }
        }