:root {
    --bg-primary: #090a0d;
    --bg-secondary: #11131a;
    --bg-surface: #151822;
    --accent: #00bcd4;
    --accent-soft: rgba(0, 188, 212, 0.2);
    --text-primary: #f5f7fb;
    --text-secondary: #a9b1c0;
    --text-muted: #747c8f;
    --border: #252b39;
    --ok: #22c55e;
    --warn: #f59e0b;
    --bad: #ef4444;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: radial-gradient(1200px 600px at 10% -10%, rgba(0, 188, 212, 0.08), transparent), var(--bg-primary);
    color: var(--text-primary);
}

a {
    color: var(--accent);
}

.hidden {
    display: none !important;
}

.tool-header {
    position: sticky;
    top: 0;
    z-index: 20;
    padding: 16px 0;
    backdrop-filter: blur(8px);
    background: rgba(9, 10, 13, 0.9);
    border-bottom: 1px solid var(--border);
}

.tool-header-inner {
    max-width: 980px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.brand-link {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.brand-link .logo-img {
    display: block;
    height: 36px;
    width: auto;
}

.brand-link:hover .logo-img {
    opacity: 0.85;
}

.tool-title {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.tool-main {
    max-width: 980px;
    margin: 0 auto;
    padding: 50px 20px 80px;
}

.hero-panel,
.teaser-card,
.report-card {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent), var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.25);
}

.hero-panel h1 {
    margin: 8px 0 14px;
    font-size: clamp(1.75rem, 3.7vw, 2.6rem);
    line-height: 1.2;
}

.eyebrow {
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.78rem;
    color: var(--accent);
}

.hero-copy {
    margin: 0 0 22px;
    color: var(--text-secondary);
    max-width: 720px;
    line-height: 1.65;
}

.tool-form label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.input-row {
    display: flex;
    gap: 10px;
}

.input-row input {
    flex: 1;
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-radius: 10px;
    padding: 13px 14px;
    font-size: 1rem;
}

.input-row input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

.input-row button {
    border: 0;
    background: var(--accent);
    color: #07232a;
    font-weight: 700;
    border-radius: 10px;
    padding: 0 18px;
    cursor: pointer;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.input-row button:hover {
    opacity: 0.92;
    transform: translateY(-1px);
}

.input-row button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.micro-copy {
    margin: 10px 0 0;
    font-size: 0.86rem;
    color: var(--text-muted);
}

.status-box {
    margin: 16px 0 0;
    padding: 12px 14px;
    border-radius: 10px;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    display: none;
}

.status-box.visible {
    display: block;
}

.status-box.error {
    border-color: rgba(239, 68, 68, 0.45);
    color: #fecaca;
    background: rgba(239, 68, 68, 0.08);
}

.status-box.success {
    border-color: rgba(34, 197, 94, 0.45);
    color: #bbf7d0;
    background: rgba(34, 197, 94, 0.1);
}

.teaser-card,
.report-card {
    margin-top: 16px;
}

.result-fade {
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 520ms ease, transform 520ms ease;
}

.result-fade.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.teaser-card.result-fade {
    transition: opacity 980ms ease, transform 980ms ease;
}

.teaser-card.result-fade .score-wrap,
.teaser-card.result-fade .teaser-content > * {
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 780ms ease, transform 780ms ease;
}

.teaser-card.result-fade.is-visible .score-wrap,
.teaser-card.result-fade.is-visible .teaser-content > * {
    opacity: 1;
    transform: translateY(0);
}

.teaser-card.result-fade.is-visible .score-wrap {
    transition-delay: 120ms;
}

.teaser-card.result-fade.is-visible .teaser-content > *:nth-child(1) {
    transition-delay: 200ms;
}

.teaser-card.result-fade.is-visible .teaser-content > *:nth-child(2) {
    transition-delay: 320ms;
}

.teaser-card.result-fade.is-visible .teaser-content > *:nth-child(3) {
    transition-delay: 420ms;
}

.teaser-card.result-fade.is-visible .teaser-content > *:nth-child(4) {
    transition-delay: 520ms;
}

.loading-card {
    margin-top: 16px;
    padding: 18px 20px;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent), var(--bg-surface);
}

.loading-kicker {
    margin: 0 0 6px;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--text-muted);
}

.loading-message {
    margin: 0 0 12px;
    color: #e7edf8;
    font-weight: 600;
}

.loading-track {
    height: 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    overflow: hidden;
}

.loading-progress {
    width: 0%;
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg, #14b8a6, #22c55e);
    transition: width 140ms linear;
}

.teaser-card {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 20px;
    align-items: start;
}

.score-wrap {
    text-align: center;
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px 10px;
    background: var(--bg-secondary);
}

.score-label {
    margin: 0;
    font-size: 0.82rem;
    color: var(--text-muted);
}

.score-gauge {
    --gauge-progress: 0;
    --gauge-color: var(--bad);
    width: 104px;
    height: 104px;
    margin: 10px auto 0;
    border-radius: 999px;
    padding: 8px;
    background: conic-gradient(
        var(--gauge-color) calc(var(--gauge-progress) * 1%),
        rgba(255, 255, 255, 0.12) 0
    );
    transition: background 120ms linear;
}

.score-gauge-inner {
    width: 100%;
    height: 100%;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.score-value {
    margin: 0;
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
}

.score-good {
    color: var(--ok);
    --gauge-color: var(--ok);
}

.score-mid {
    color: var(--warn);
    --gauge-color: var(--warn);
}

.score-low {
    color: var(--bad);
    --gauge-color: var(--bad);
}

.teaser-content h2 {
    margin: 0 0 10px;
    font-size: clamp(1.15rem, 2.2vw, 1.45rem);
    line-height: 1.3;
}

.teaser-content p {
    margin: 0 0 8px;
    color: yellow;
    line-height: 1.55;
}

.verdict {
    color: yellow;
    font-weight: 600;
    margin-bottom: 8px !important;
}

.teaser-cta-line {
    margin: 0 0 14px !important;
    color: var(--accent) !important;
    font-weight: 600;
}

.report-card h2 {
    margin: 0 0 8px;
    font-size: clamp(1.3rem, 2.6vw, 1.8rem);
}

.report-card p {
    color: var(--text-secondary);
}

.teaser-email-form {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}

.teaser-email-form label {
    font-size: 0.86rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-muted);
}

.summary-metrics {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin: 18px 0;
}

.metric-block {
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--bg-secondary);
    padding: 14px;
}

.metric-value {
    margin: 0;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-primary);
}

.metric-label {
    margin: 6px 0 0;
    font-size: 0.84rem;
    color: var(--text-muted);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 12px;
}

.report-column {
    border-radius: 14px;
    padding: 14px;
}

.report-column h3 {
    margin: 0;
    font-size: 1.08rem;
}

.report-column-helper {
    margin: 6px 0 12px;
    font-size: 0.88rem;
    color: var(--text-muted);
}

.report-column-list {
    display: grid;
    gap: 10px;
}

.report-column-strong {
    border: 1px solid rgba(34, 197, 94, 0.35);
    background: linear-gradient(180deg, rgba(34, 197, 94, 0.1), rgba(34, 197, 94, 0.02));
}

.report-column-needs-work {
    border: 1px solid rgba(245, 158, 11, 0.35);
    background: linear-gradient(180deg, rgba(245, 158, 11, 0.12), rgba(245, 158, 11, 0.03));
}

.report-column-not-ready {
    border: 1px solid rgba(239, 68, 68, 0.35);
    background: linear-gradient(180deg, rgba(239, 68, 68, 0.12), rgba(239, 68, 68, 0.03));
}

.report-empty {
    margin: 0;
    border: 1px dashed var(--border);
    border-radius: 10px;
    padding: 12px;
    color: var(--text-muted);
    background: rgba(17, 19, 26, 0.55);
}

.product-card {
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 14px;
    background: rgba(17, 19, 26, 0.82);
}

.product-card h4 {
    margin: 0;
    font-size: 1rem;
    line-height: 1.35;
}

.product-score {
    margin: 10px 0 6px;
    font-weight: 700;
}

.product-reasons {
    margin-top: 4px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 10px;
}

.product-reasons-title {
    margin: 0 0 6px;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.product-reason-list {
    margin: 0;
    padding-left: 18px;
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.45;
}

.product-reason-list li {
    margin: 0 0 4px;
}

.product-reason-sublist {
    margin: 6px 0 0;
    padding-left: 18px;
    color: #b7c2d8;
}

.product-reason-empty {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.86rem;
}

.report-cta {
    margin-top: 16px;
    color: #e7edf8;
    font-weight: 600;
    line-height: 1.6;
}

.tool-footer {
    border-top: 1px solid var(--border);
    padding: 24px 20px 34px;
    text-align: center;
    color: var(--text-muted);
}

.tool-footer a {
    color: var(--text-secondary);
    text-decoration: none;
}

@media (max-width: 860px) {
    .teaser-card {
        grid-template-columns: 1fr;
    }

    .summary-metrics {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .product-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .tool-header-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .input-row {
        flex-direction: column;
    }

    .input-row button {
        height: 44px;
    }

    .summary-metrics {
        grid-template-columns: 1fr;
    }
}