.pd-tool {
    --pd-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --pd-text: #172033;
    --pd-muted: #5f6b7a;
    --pd-bg: #ffffff;
    --pd-surface: #f6f8fa;
    --pd-border: #dce2e8;
    --pd-accent: #176b57;
    --pd-accent-strong: #0e5745;
    --pd-accent-soft: #e9f5f1;
    --pd-warning: #9a6700;
    --pd-warning-soft: #fff7db;
    --pd-danger: #b42318;
    --pd-danger-soft: #fff0ee;
    --pd-focus: #2563eb;
    --pd-radius: 14px;
    --pd-shadow: 0 10px 30px rgba(23, 32, 51, 0.08);

    color: var(--pd-text);
    font-family: var(--pd-font);
    font-size: 16px;
    line-height: 1.55;
    margin: 32px 0;
}

.pd-tool,
.pd-tool * {
    box-sizing: border-box;
}

.pd-tool p {
    margin: 0;
}

.pd-tool .pd-shell {
    background: var(--pd-bg);
    border: 1px solid var(--pd-border);
    border-radius: var(--pd-radius);
    box-shadow: var(--pd-shadow);
    overflow: hidden;
}

.pd-tool .pd-intro {
    padding: 26px 28px 22px;
    background: linear-gradient(135deg, var(--pd-accent-soft), var(--pd-bg));
    border-bottom: 1px solid var(--pd-border);
}

.pd-tool .pd-kicker {
    color: var(--pd-accent-strong);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 7px;
}

.pd-tool .pd-title {
    color: var(--pd-text);
    font-family: var(--pd-font);
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 800;
    line-height: 1.2;
    margin: 0 0 10px;
}

.pd-tool .pd-lead {
    color: var(--pd-muted);
    max-width: 780px;
}

.pd-tool .pd-form {
    padding: 10px 28px 28px;
    margin: 0;
}

.pd-tool .pd-fieldset {
    border: 0;
    border-bottom: 1px solid var(--pd-border);
    margin: 0;
    padding: 22px 0;
    min-width: 0;
}

.pd-tool .pd-legend {
    color: var(--pd-text);
    font-size: 17px;
    font-weight: 700;
    line-height: 1.45;
    padding: 0;
    margin-bottom: 13px;
    width: 100%;
}

.pd-tool .pd-options {
    display: grid;
    gap: 10px;
}

.pd-tool .pd-options--three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pd-tool .pd-option,
.pd-tool .pd-check {
    cursor: pointer;
}

.pd-tool .pd-option {
    display: flex;
    align-items: center;
    gap: 9px;
    min-height: 46px;
    padding: 10px 12px;
    border: 1px solid var(--pd-border);
    border-radius: 10px;
    background: var(--pd-bg);
}

.pd-tool .pd-option:hover,
.pd-tool .pd-check:hover {
    border-color: #b9c6cf;
}

.pd-tool .pd-radio,
.pd-tool .pd-checkbox {
    width: 18px;
    height: 18px;
    flex: 0 0 auto;
    margin: 0;
    accent-color: var(--pd-accent);
}

.pd-tool .pd-option-text,
.pd-tool .pd-check-text {
    color: var(--pd-text);
}

.pd-tool .pd-checks {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.pd-tool .pd-check {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px;
    border: 1px solid var(--pd-border);
    border-radius: 10px;
    background: var(--pd-surface);
}

.pd-tool .pd-check .pd-checkbox {
    margin-top: 3px;
}

.pd-tool .pd-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding-top: 22px;
}

.pd-tool .pd-button {
    appearance: none;
    -webkit-appearance: none;
    border: 1px solid transparent;
    border-radius: 10px;
    cursor: pointer;
    font-family: var(--pd-font);
    font-size: 16px;
    font-weight: 700;
    line-height: 1.2;
    min-height: 46px;
    padding: 12px 18px;
    text-transform: none;
    letter-spacing: normal;
}

.pd-tool .pd-button--primary {
    color: #ffffff;
    background: var(--pd-accent);
    border-color: var(--pd-accent);
}

.pd-tool .pd-button--primary:hover {
    background: var(--pd-accent-strong);
    border-color: var(--pd-accent-strong);
}

.pd-tool .pd-button--secondary {
    color: var(--pd-text);
    background: var(--pd-bg);
    border-color: var(--pd-border);
}

.pd-tool .pd-button--secondary:hover {
    background: var(--pd-surface);
}

.pd-tool .pd-radio:focus-visible,
.pd-tool .pd-checkbox:focus-visible,
.pd-tool .pd-button:focus-visible {
    outline: 3px solid var(--pd-focus);
    outline-offset: 3px;
}

.pd-tool .pd-form-error {
    margin-top: 14px;
    padding: 11px 13px;
    border-radius: 9px;
    color: var(--pd-danger);
    background: var(--pd-danger-soft);
    font-weight: 600;
}

.pd-tool .pd-result {
    border-top: 1px solid var(--pd-border);
    padding: 26px 28px 28px;
    background: var(--pd-surface);
}

.pd-tool .pd-result-top {
    display: grid;
    grid-template-columns: minmax(150px, 0.7fr) minmax(220px, 1.3fr);
    gap: 18px;
    align-items: end;
}

.pd-tool .pd-score-label,
.pd-tool .pd-status-label {
    color: var(--pd-muted);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.pd-tool .pd-score {
    color: var(--pd-text);
    font-size: 38px;
    font-weight: 800;
    line-height: 1.1;
    margin-top: 3px;
}

.pd-tool .pd-score-max {
    color: var(--pd-muted);
    font-size: 18px;
    font-weight: 600;
}

.pd-tool .pd-status {
    color: var(--pd-accent-strong);
    font-size: 24px;
    font-weight: 800;
    line-height: 1.2;
    margin-top: 6px;
}

.pd-tool .pd-result[data-level="elevated"] .pd-status,
.pd-tool .pd-result[data-level="elevated"] .pd-score {
    color: var(--pd-warning);
}

.pd-tool .pd-result[data-level="high"] .pd-status,
.pd-tool .pd-result[data-level="high"] .pd-score,
.pd-tool .pd-result[data-level="very-high"] .pd-status,
.pd-tool .pd-result[data-level="very-high"] .pd-score {
    color: var(--pd-danger);
}

.pd-tool .pd-meter {
    margin: 20px 0 18px;
}

.pd-tool .pd-meter-track {
    height: 10px;
    border-radius: 999px;
    background: #e2e8ee;
    overflow: hidden;
}

.pd-tool .pd-meter-fill {
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: var(--pd-accent);
    transition: width 320ms ease;
}

.pd-tool .pd-result[data-level="elevated"] .pd-meter-fill {
    background: var(--pd-warning);
}

.pd-tool .pd-result[data-level="high"] .pd-meter-fill,
.pd-tool .pd-result[data-level="very-high"] .pd-meter-fill {
    background: var(--pd-danger);
}

.pd-tool .pd-meter-scale {
    display: grid;
    grid-template-columns: 20% 25% 25% 30%;
    margin-top: 6px;
    color: var(--pd-muted);
    font-size: 12px;
}

.pd-tool .pd-meter-scale span + span {
    border-left: 1px solid var(--pd-border);
    padding-left: 6px;
}

.pd-tool .pd-summary,
.pd-tool .pd-next,
.pd-tool .pd-note {
    border-radius: 10px;
}

.pd-tool .pd-summary {
    padding: 14px 15px;
    background: var(--pd-bg);
    border: 1px solid var(--pd-border);
    font-weight: 600;
}

.pd-tool .pd-findings-wrap,
.pd-tool .pd-next {
    margin-top: 18px;
}

.pd-tool .pd-subtitle {
    color: var(--pd-text);
    font-size: 16px;
    font-weight: 800;
    margin-bottom: 8px;
}

.pd-tool .pd-findings {
    margin: 0;
    padding-left: 21px;
}

.pd-tool .pd-finding + .pd-finding {
    margin-top: 7px;
}

.pd-tool .pd-next {
    padding: 14px 15px;
    background: var(--pd-accent-soft);
    border: 1px solid #cfe6df;
}

.pd-tool .pd-next-text {
    color: var(--pd-text);
}

.pd-tool .pd-note {
    margin-top: 18px;
    padding: 12px 14px;
    color: var(--pd-muted);
    background: var(--pd-bg);
    border: 1px dashed var(--pd-border);
    font-size: 14px;
}

.pd-tool [hidden] {
    display: none !important;
}

@media (max-width: 700px) {
    .pd-tool {
        margin: 24px 0;
    }

    .pd-tool .pd-intro,
    .pd-tool .pd-form,
    .pd-tool .pd-result {
        padding-left: 18px;
        padding-right: 18px;
    }

    .pd-tool .pd-options--three,
    .pd-tool .pd-checks,
    .pd-tool .pd-result-top {
        grid-template-columns: 1fr;
    }

    .pd-tool .pd-actions {
        display: grid;
        grid-template-columns: 1fr;
    }

    .pd-tool .pd-meter-scale {
        font-size: 11px;
    }
}

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