/* ---------- RESET & BASE ---------- */
        *,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        :root {
            --black: #000000;
            --white: #ffffff;
            --offwhite: #f5f3ee;
            --cream: #faf9f6;
            --yellow: #ffe600;
            --yellow-bright: #ffed4a;
            --blue: #0044ff;
            --blue-light: #1a6bff;
            --pink: #ff1493;
            --pink-light: #ff3fa4;
            --red: #ff0000;
            --orange: #ff6b00;
            --green: #00cc44;
            --gray: #e8e6e0;
            --dark: #1a1a1a;
            --border-w: 4px;
            --shadow-offset: 8px;
            --radius: 0px;
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            --json-key: #0044cc;
            --json-string: #008844;
            --json-number: #cc6600;
            --json-boolean: #8800bb;
            --json-null: #888888;
            --json-error: #cc0000;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font);
            background: var(--cream);
            color: var(--black);
            line-height: 1.5;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            display: block;
        }

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

        /* ---------- TYPOGRAPHY ---------- */
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 900;
            letter-spacing: -0.03em;
            line-height: 1.1;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            background: var(--black);
            color: var(--white);
            padding: 0.4rem 1.2rem;
            border: 3px solid var(--black);
            margin-bottom: 1rem;
        }

        .section-title {
            font-size: clamp(2rem, 5vw, 3.4rem);
            font-weight: 900;
            line-height: 1.1;
            letter-spacing: -0.03em;
            margin-bottom: 0.75rem;
        }

        .section-desc {
            font-size: 1.1rem;
            opacity: 0.75;
            max-width: 580px;
            margin: 0 auto 2rem;
            font-weight: 500;
        }

        /* ---------- UTILITY ---------- */
        .section-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .reveal {
            opacity: 1;
            transform: none;
        }

        /* ---------- SCROLL PROGRESS ---------- */
        #scroll-progress {
            position: fixed;
            top: 0;
            left: 0;
            height: 6px;
            background: var(--yellow);
            width: 0%;
            z-index: 9999;
            border-bottom: 3px solid var(--black);
            transition: width 0.1s ease;
        }

        /* ---------- NAV ---------- */
        #nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.8rem 2rem;
            background: var(--yellow);
            border-bottom: var(--border-w) solid var(--black);
            box-shadow: 0 6px 0 var(--black);
        }

        .nav-logo-wrapper {
            font-size: 1.5rem;
        }

        .nav-logo {
            font-weight: 900;
            font-size: 1.6rem;
            letter-spacing: -0.04em;
            color: var(--black);
            display: flex;
            align-items: center;
            gap: 0.1rem;
        }

        .nav-logo span {
            background: var(--black);
            color: var(--yellow);
            padding: 0 0.2rem;
            transform: rotate(-2deg);
            display: inline-block;
        }

        .nav-cta {
            font-weight: 800;
            font-size: 0.9rem;
            background: var(--black);
            color: var(--white);
            padding: 0.6rem 1.4rem;
            border: 3px solid var(--black);
            box-shadow: 4px 4px 0 var(--black);
            transition: all 0.1s ease;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .nav-cta:hover {
            transform: translate(2px, 2px);
            box-shadow: 2px 2px 0 var(--black);
        }

        /* ---------- HERO ---------- */
        .hero {
            position: relative;
            padding: 10rem 1.5rem 5rem;
            text-align: center;
            background: var(--offwhite);
            border-bottom: var(--border-w) solid var(--black);
            overflow: hidden;
            min-height: 80vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }

        #hero-canvas {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            opacity: 0.15;
            z-index: 0;
        }

        .hero-bg-blob {
            position: absolute;
            width: 500px;
            height: 500px;
            background: var(--yellow);
            border-radius: 50%;
            top: -200px;
            right: -150px;
            border: var(--border-w) solid var(--black);
            z-index: 0;
            opacity: 0.25;
        }

        .hero>*:not(canvas):not(.hero-bg-blob) {
            position: relative;
            z-index: 1;
        }

        .hero-badge {
            display: inline-block;
            background: var(--black);
            color: var(--white);
            font-weight: 800;
            font-size: 0.7rem;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            padding: 0.4rem 1.2rem;
            border: 3px solid var(--black);
            margin-bottom: 1.5rem;
            box-shadow: 4px 4px 0 var(--black);
        }

        .hero h2 {
            font-size: clamp(2.8rem, 8vw, 5.2rem);
            font-weight: 900;
            line-height: 1.05;
            letter-spacing: -0.04em;
            max-width: 900px;
            margin: 0 auto 1rem;
        }

        .hero h2 em {
            font-style: normal;
            background: var(--yellow);
            padding: 0 0.3rem;
            box-shadow: 4px 4px 0 var(--black);
            border: 3px solid var(--black);
            display: inline-block;
            transform: rotate(-1deg);
        }

        .hero-sub {
            font-size: 1.2rem;
            max-width: 600px;
            margin: 0 auto 2.5rem;
            opacity: 0.7;
            font-weight: 500;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.75rem;
            font-weight: 800;
            font-size: 1.1rem;
            padding: 0.9rem 2.2rem;
            background: var(--yellow);
            color: var(--black);
            border: var(--border-w) solid var(--black);
            box-shadow: 6px 6px 0 var(--black);
            transition: all 0.1s ease;
            text-transform: uppercase;
            letter-spacing: 0.02em;
        }
        .btn-primary:hover {
            transform: translate(3px, 3px);
            box-shadow: 3px 3px 0 var(--black);
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1rem;
            padding: 0.9rem 2rem;
            background: var(--white);
            color: var(--black);
            border: var(--border-w) solid var(--black);
            box-shadow: 6px 6px 0 var(--black);
            transition: all 0.1s ease;
        }
        .btn-ghost:hover {
            transform: translate(3px, 3px);
            box-shadow: 3px 3px 0 var(--black);
        }

        /* ---------- STATS BAR ---------- */
        .stats-bar {
            background: var(--black);
            color: var(--white);
            padding: 1.8rem 1.5rem;
            border-bottom: var(--border-w) solid var(--black);
        }

        .stats-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 1.5rem 3rem;
            max-width: 900px;
            margin: 0 auto;
        }

        .stat-item {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .stat-num {
            font-size: 1.6rem;
            font-weight: 900;
            background: var(--yellow);
            color: var(--black);
            padding: 0.2rem 0.8rem;
            border: 3px solid var(--white);
            box-shadow: 3px 3px 0 var(--white);
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }

        .stat-label {
            font-weight: 700;
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        .stat-divider {
            width: 2px;
            height: 32px;
            background: rgba(255, 255, 255, 0.25);
        }

        /* ---------- TOOL SECTION ---------- */
        .tool-section {
            padding: 5rem 0 4rem;
            background: var(--offwhite);
            border-bottom: var(--border-w) solid var(--black);
        }

        .tool-card {
            max-width: 1024px;
            margin: 2rem auto 0;
            background: var(--white);
            padding: 2.5rem 2.5rem 2rem;
            border: var(--border-w) solid var(--black);
            box-shadow: 10px 10px 0 var(--black);
            position: relative;
        }

        /* JSON Input */
        .json-input-area {
            margin-bottom: 1.8rem;
        }

        .json-input-area label {
            display: block;
            font-weight: 800;
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 0.03em;
            margin-bottom: 0.4rem;
        }

        .json-textarea {
            width: 100%;
            min-height: 180px;
            padding: 1rem 1.2rem;
            font-family: 'Menlo', 'Monaco', 'Consolas', monospace;
            font-size: 0.9rem;
            line-height: 1.6;
            border: var(--border-w) solid var(--black);
            box-shadow: inset 4px 4px 0 rgba(0, 0, 0, 0.05);
            background: var(--cream);
            color: #000;
            resize: vertical;
            transition: border-color 0.15s;
        }
        .json-textarea:focus {
            outline: none;
            border-color: var(--blue);
            box-shadow: inset 4px 4px 0 rgba(0, 0, 0, 0.05), 0 0 0 3px rgba(0, 68, 255, 0.15);
        }

        .json-upload-area {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1rem;
            margin: 1rem 0 1.2rem;
        }

        .file-upload-wrapper {
            position: relative;
            display: inline-block;
        }

        .file-upload-wrapper input[type="file"] {
            position: absolute;
            inset: 0;
            opacity: 0;
            cursor: pointer;
            z-index: 2;
        }

        .file-upload-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            padding: 0.7rem 1.8rem;
            font-weight: 700;
            font-size: 0.9rem;
            background: var(--gray);
            border: var(--border-w) solid var(--black);
            box-shadow: 4px 4px 0 var(--black);
            cursor: pointer;
            transition: all 0.1s ease;
            text-transform: uppercase;
            letter-spacing: 0.02em;
        }
        .file-upload-btn:hover {
            transform: translate(2px, 2px);
            box-shadow: 2px 2px 0 var(--black);
        }
        .file-upload-btn:active {
            transform: translate(4px, 4px);
            box-shadow: 0px 0px 0 var(--black);
        }

        #fileNameDisplay {
            font-weight: 500;
            font-size: 0.9rem;
            opacity: 0.7;
            max-width: 220px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .action-row {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            margin-top: 0.5rem;
        }

        .format-btn {
            padding: 0.9rem 2.4rem;
            font-weight: 800;
            font-size: 1rem;
            background: var(--blue);
            color: var(--white);
            border: var(--border-w) solid var(--black);
            box-shadow: 4px 4px 0 var(--black);
            cursor: pointer;
            transition: all 0.1s ease;
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            text-transform: uppercase;
            letter-spacing: 0.02em;
            font-family: var(--font);
        }
        .format-btn:hover {
            transform: translate(2px, 2px);
            box-shadow: 2px 2px 0 var(--black);
        }
        .format-btn:active {
            transform: translate(4px, 4px);
            box-shadow: 0px 0px 0 var(--black);
        }

        .clear-btn {
            padding: 0.9rem 1.8rem;
            font-weight: 700;
            font-size: 0.9rem;
            background: var(--gray);
            color: var(--black);
            border: var(--border-w) solid var(--black);
            box-shadow: 4px 4px 0 var(--black);
            cursor: pointer;
            transition: all 0.1s ease;
            font-family: var(--font);
        }
        .clear-btn:hover {
            transform: translate(2px, 2px);
            box-shadow: 2px 2px 0 var(--black);
        }

        .example-btn {
            padding: 0.9rem 1.8rem;
            font-weight: 700;
            font-size: 0.9rem;
            background: var(--yellow);
            color: var(--black);
            border: var(--border-w) solid var(--black);
            box-shadow: 4px 4px 0 var(--black);
            cursor: pointer;
            transition: all 0.1s ease;
            font-family: var(--font);
        }
        .example-btn:hover {
            transform: translate(2px, 2px);
            box-shadow: 2px 2px 0 var(--black);
        }

        /* ---------- OUTPUT / TABLE ---------- */
        .output-area {
            margin-top: 2rem;
            border-top: var(--border-w) solid var(--black);
            padding-top: 1.8rem;
        }

        .output-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.8rem;
            margin-bottom: 1rem;
        }

        .output-header h3 {
            font-size: 1.1rem;
            font-weight: 900;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .output-actions {
            display: flex;
            gap: 0.6rem;
            flex-wrap: wrap;
        }

        .out-btn {
            padding: 0.5rem 1.2rem;
            font-weight: 700;
            font-size: 0.8rem;
            border: var(--border-w) solid var(--black);
            box-shadow: 3px 3px 0 var(--black);
            cursor: pointer;
            transition: all 0.1s ease;
            font-family: var(--font);
            background: var(--gray);
            color: var(--black);
            text-transform: uppercase;
            letter-spacing: 0.02em;
        }
        .out-btn:hover {
            transform: translate(2px, 2px);
            box-shadow: 1px 1px 0 var(--black);
        }
        .out-btn:active {
            transform: translate(4px, 4px);
            box-shadow: 0px 0px 0 var(--black);
        }
        .out-btn.download-btn {
            background: var(--green);
            color: var(--black);
        }

        .json-output {
            background: var(--cream);
            border: var(--border-w) solid var(--black);
            padding: 1.2rem;
            min-height: 160px;
            overflow-x: auto;
            position: relative;
        }

        .json-output .empty-state {
            text-align: center;
            padding: 2rem 1rem;
            opacity: 0.4;
            font-weight: 500;
        }

        /* Table rendering */
        .json-table-wrap {
            overflow-x: auto;
            width: 100%;
        }

        .json-table-wrap table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
            font-family: 'Menlo', 'Monaco', 'Consolas', monospace;
        }

        .json-table-wrap table th {
            background: var(--black);
            color: var(--white);
            padding: 0.6rem 1rem;
            text-align: left;
            font-weight: 700;
            text-transform: uppercase;
            font-size: 0.7rem;
            letter-spacing: 0.06em;
            border: 2px solid var(--black);
        }

        .json-table-wrap table td {
            padding: 0.5rem 1rem;
            border: 2px solid var(--black);
            vertical-align: top;
            background: var(--white);
        }

        .json-table-wrap table tr:nth-child(even) td {
            background: var(--offwhite);
        }

        .json-table-wrap .nested-table {
            margin: 0.3rem 0;
            border: 2px solid var(--gray);
        }
        .json-table-wrap .nested-table td {
            background: var(--cream) !important;
            border-color: var(--gray);
            padding: 0.3rem 0.8rem;
            font-size: 0.85rem;
        }
        .json-table-wrap .nested-table th {
            background: var(--dark);
            color: var(--white);
            padding: 0.3rem 0.8rem;
            font-size: 0.7rem;
            border-color: var(--dark);
        }

        /* Syntax highlighting inside table cells */
        .json-key {
            color: var(--json-key);
            font-weight: 700;
        }
        .json-string {
            color: var(--json-string);
        }
        .json-number {
            color: var(--json-number);
        }
        .json-boolean {
            color: var(--json-boolean);
            font-weight: 700;
        }
        .json-null {
            color: var(--json-null);
            font-weight: 700;
        }
        .json-error {
            color: var(--json-error);
            font-weight: 700;
            background: rgba(255, 0, 0, 0.08);
            padding: 0.1rem 0.3rem;
            border-radius: 3px;
        }
        .json-error-bg {
            background: rgba(255, 0, 0, 0.06) !important;
        }

        .json-error-msg {
            display: block;
            padding: 0.8rem 1.2rem;
            background: rgba(204, 0, 0, 0.08);
            border-left: 6px solid var(--json-error);
            color: var(--json-error);
            font-weight: 600;
            margin-bottom: 1rem;
            border: 2px solid var(--json-error);
        }

        .json-error-msg .err-detail {
            font-weight: 400;
            font-family: monospace;
            font-size: 0.85rem;
            display: block;
            margin-top: 0.3rem;
            opacity: 0.8;
        }

        /* ---------- FEATURES ---------- */
        .features-section {
            padding: 5rem 0 4rem;
            background: var(--white);
            border-bottom: var(--border-w) solid var(--black);
        }

        .why-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }

        .why-card {
            background: var(--offwhite);
            padding: 2rem 1.8rem;
            border: var(--border-w) solid var(--black);
            box-shadow: 8px 8px 0 var(--black);
            transition: all 0.15s ease;
        }
        .why-card:hover {
            transform: translate(-3px, -3px);
            box-shadow: 12px 12px 0 var(--black);
        }

        .why-icon {
            font-size: 2.2rem;
            background: var(--yellow);
            width: 4rem;
            height: 4rem;
            display: flex;
            align-items: center;
            justify-content: center;
            border: var(--border-w) solid var(--black);
            box-shadow: 4px 4px 0 var(--black);
            margin-bottom: 1.2rem;
        }

        .why-card h3 {
            font-size: 1.25rem;
            font-weight: 900;
            margin-bottom: 0.4rem;
        }
        .why-card p {
            font-weight: 500;
            opacity: 0.7;
            font-size: 0.95rem;
        }

        /* ---------- HOW IT WORKS ---------- */
        .how-section {
            padding: 5rem 0 4rem;
            background: var(--offwhite);
            border-bottom: var(--border-w) solid var(--black);
        }

        .how-grid-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: stretch;
            gap: 1.5rem;
            margin-top: 2rem;
        }

        .how-card {
            flex: 1;
            min-width: 200px;
            max-width: 300px;
            background: var(--white);
            padding: 2rem 1.8rem;
            border: var(--border-w) solid var(--black);
            box-shadow: 8px 8px 0 var(--black);
            text-align: center;
            transition: all 0.15s ease;
        }
        .how-card:hover {
            transform: translate(-3px, -3px);
            box-shadow: 12px 12px 0 var(--black);
        }

        .how-num {
            font-size: 0.7rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            background: var(--black);
            color: var(--white);
            display: inline-block;
            padding: 0.2rem 1rem;
            margin-bottom: 0.8rem;
            border: 3px solid var(--black);
        }

        .how-emoji {
            font-size: 2.4rem;
            display: block;
            margin: 0.5rem auto;
            background: var(--yellow);
            width: 4rem;
            height: 4rem;
            line-height: 4rem;
            text-align: center;
            border: var(--border-w) solid var(--black);
            box-shadow: 4px 4px 0 var(--black);
        }

        .how-card h3 {
            font-size: 1.1rem;
            font-weight: 900;
            margin: 0.8rem 0 0.3rem;
        }
        .how-card p {
            font-weight: 500;
            opacity: 0.7;
            font-size: 0.9rem;
        }

        .how-arrow {
            display: flex;
            align-items: center;
            font-size: 1.8rem;
            color: var(--black);
            opacity: 0.3;
            font-weight: 900;
        }

        /* ---------- CTA ---------- */
        .cta-section {
            padding: 5rem 1.5rem;
            background: var(--yellow);
            border-bottom: var(--border-w) solid var(--black);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-blob {
            position: absolute;
            width: 400px;
            height: 400px;
            background: var(--pink);
            border-radius: 50%;
            bottom: -200px;
            left: -150px;
            border: var(--border-w) solid var(--black);
            opacity: 0.2;
        }

        .cta-section .section-inner {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: clamp(2.4rem, 5vw, 4rem);
            font-weight: 900;
            line-height: 1.1;
        }
        .cta-section h2 span {
            background: var(--black);
            color: var(--yellow);
            padding: 0 0.4rem;
            display: inline-block;
            transform: rotate(-1deg);
        }

        .cta-section p {
            font-size: 1.2rem;
            opacity: 0.7;
            font-weight: 500;
            margin-top: 0.5rem;
        }

        .cta-daftar {
            display: inline-flex;
            align-items: center;
            gap: 0.75rem;
            font-weight: 800;
            font-size: 1.2rem;
            padding: 1rem 2.6rem;
            background: var(--black);
            color: var(--white);
            border: var(--border-w) solid var(--black);
            box-shadow: 8px 8px 0 var(--black);
            transition: all 0.1s ease;
            text-transform: uppercase;
            letter-spacing: 0.02em;
            margin-top: 0.5rem;
        }
        .cta-daftar:hover {
            transform: translate(4px, 4px);
            box-shadow: 4px 4px 0 var(--black);
        }

        /* ---------- FAQ ---------- */
        .faq-section {
            padding: 5rem 0 4rem;
            background: var(--offwhite);
            border-bottom: var(--border-w) solid var(--black);
        }

        .faq-list {
            max-width: 740px;
            margin: 2rem auto 0;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .faq-item {
            background: var(--white);
            border: var(--border-w) solid var(--black);
            box-shadow: 6px 6px 0 var(--black);
            overflow: hidden;
        }

        .faq-q {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            padding: 1.2rem 1.5rem;
            font-weight: 800;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.15s ease;
            user-select: none;
        }
        .faq-q:hover {
            background: var(--yellow);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 2rem;
            height: 2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--black);
            color: var(--white);
            border: 3px solid var(--black);
            font-size: 0.8rem;
            transition: transform 0.2s ease;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        .faq-a {
            padding: 0 1.5rem 1.2rem;
            font-weight: 500;
            opacity: 0.8;
            line-height: 1.6;
            display: none;
        }
        .faq-item.open .faq-a {
            display: block;
        }
        .faq-a code {
            background: var(--gray);
            padding: 0.1rem 0.4rem;
            font-size: 0.85rem;
            border-radius: 3px;
        }

        /* ---------- FOOTER ---------- */
        footer {
            padding: 2.5rem 1.5rem;
            background: var(--black);
            color: var(--white);
            text-align: center;
            border-top: var(--border-w) solid var(--black);
            font-weight: 500;
            font-size: 0.9rem;
        }

        footer a {
            color: var(--yellow);
            font-weight: 700;
            text-decoration: none;
            border-bottom: 3px solid transparent;
            transition: border-color 0.15s ease;
        }
        footer a:hover {
            border-bottom-color: var(--yellow);
        }

        /* ---------- RESPONSIVE ---------- */
        @media (max-width: 768px) {
            #nav {
                padding: 0.6rem 1rem;
                flex-wrap: wrap;
                gap: 0.5rem;
            }
            .nav-logo {
                font-size: 1.3rem;
            }
            .nav-cta {
                font-size: 0.75rem;
                padding: 0.4rem 1rem;
            }
            .hero {
                padding: 8rem 1rem 3rem;
                min-height: 60vh;
            }
            .hero h2 {
                font-size: clamp(2rem, 10vw, 3rem);
            }
            .hero-sub {
                font-size: 1rem;
            }
            .tool-card {
                padding: 1.5rem;
            }
            .stats-grid {
                gap: 0.8rem 1.5rem;
            }
            .stat-num {
                font-size: 1.2rem;
                padding: 0.1rem 0.6rem;
            }
            .stat-label {
                font-size: 0.7rem;
            }
            .stat-divider {
                height: 24px;
            }
            .why-grid {
                grid-template-columns: 1fr;
            }
            .how-grid-inner {
                flex-direction: column;
                align-items: center;
            }
            .how-card {
                max-width: 100%;
                width: 100%;
            }
            .how-arrow {
                transform: rotate(90deg);
            }
            .action-row {
                flex-direction: column;
            }
            .action-row .format-btn,
            .action-row .clear-btn,
            .action-row .example-btn {
                width: 100%;
                justify-content: center;
            }
            .output-header {
                flex-direction: column;
                align-items: stretch;
            }
            .output-actions {
                justify-content: stretch;
            }
            .output-actions .out-btn {
                flex: 1;
                text-align: center;
            }
            .json-upload-area {
                flex-direction: column;
                align-items: stretch;
            }
            .file-upload-wrapper {
                width: 100%;
            }
            .file-upload-btn {
                width: 100%;
                justify-content: center;
            }
            .cta-section h2 {
                font-size: clamp(1.8rem, 8vw, 2.8rem);
            }
            .json-table-wrap table {
                font-size: 0.75rem;
            }
            .json-table-wrap table th,
            .json-table-wrap table td {
                padding: 0.3rem 0.6rem;
            }
        }

        @media (max-width: 480px) {
            .hero h2 em {
                display: inline;
                transform: none;
                box-shadow: 3px 3px 0 var(--black);
            }
            .btn-primary,
            .btn-ghost {
                width: 100%;
                justify-content: center;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .faq-q {
                font-size: 0.9rem;
                padding: 1rem;
            }
            .faq-a {
                padding: 0 1rem 1rem;
                font-size: 0.9rem;
            }
            .json-textarea {
                min-height: 120px;
                font-size: 0.8rem;
                padding: 0.8rem;
            }
        }

        /* ---------- SCROLLBAR ---------- */
        ::-webkit-scrollbar {
            width: 12px;
        }
        ::-webkit-scrollbar-track {
            background: var(--offwhite);
            border-left: 3px solid var(--black);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--yellow);
            border: 3px solid var(--black);
            box-shadow: inset 0 0 0 2px var(--black);
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--yellow-bright);
        }

        ::selection {
            background: var(--yellow);
            color: var(--black);
        }

        /* ---------- Donation (kept from original) ---------- */
        .donation-options {
            margin-top: 2.5rem;
            padding-top: 2rem;
            border-top: var(--border-w) solid var(--black);
            text-align: center;
        }
        .donation-label {
            font-weight: 800;
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }
        .donation-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            justify-content: center;
        }
        .donate-btn {
            padding: 0.6rem 1.6rem;
            font-weight: 700;
            font-size: 0.85rem;
            border: var(--border-w) solid var(--black);
            box-shadow: 4px 4px 0 var(--black);
            transition: all 0.1s ease;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            text-transform: uppercase;
            letter-spacing: 0.02em;
        }
        .donate-btn:hover {
            transform: translate(2px, 2px);
            box-shadow: 2px 2px 0 var(--black);
        }
        .donate-btn.trakteer {
            background: #ff6b00;
            color: #fff;
        }
        .donate-btn.kofi {
            background: #13c3ff;
            color: #fff;
        }
        .donate-btn.crypto {
            background: var(--black);
            color: var(--white);
        }
        .donation-note {
            margin-top: 0.8rem;
            font-size: 0.8rem;
            opacity: 0.6;
        }

        /* JSON tree view fallback */
        .json-tree {
            font-family: 'Menlo', 'Monaco', 'Consolas', monospace;
            font-size: 0.85rem;
            line-height: 1.7;
            white-space: pre-wrap;
            word-break: break-word;
        }
        .json-tree .line-error {
            background: rgba(204, 0, 0, 0.08);
            border-left: 4px solid var(--json-error);
            padding-left: 0.6rem;
        }

        /* ---------- META NOTICE (tooltip) ---------- */
        .meta-notice {
            font-size: 0.75rem;
            opacity: 0.6;
            margin-top: 0.4rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            flex-wrap: wrap;
            background: var(--offwhite);
            padding: 0.4rem 0.8rem;
            border: 2px solid var(--black);
            border-radius: 0;
        }
        .meta-notice strong {
            opacity: 1;
            font-weight: 800;
        }
        .meta-notice .badge {
            background: var(--black);
            color: var(--white);
            font-size: 0.6rem;
            padding: 0.1rem 0.5rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            border: 2px solid var(--black);
        }