/* SPDX-License-Identifier: Apache-2.0 */
:root {
    color-scheme: light;
    --ink: #262535;
    --muted: #625f70;
    --paper: #f4f2ec;
    --panel: #fffefb;
    --line: #d9d5df;
    --night: #211d32;
    --purple: #654987;
    --gold: #d9bd83;
    --green: #225b48;
    --red: #982f31;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--ink);
    background: var(--paper);
}
* {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    margin: 0;
    overflow-wrap: anywhere;
}
a {
    color: inherit;
    text-underline-offset: 4px;
}
button,
input,
select,
textarea {
    font: inherit;
}
button,
a,
input,
select,
summary,
textarea {
    touch-action: manipulation;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
    outline: 3px solid #9b6219;
    outline-offset: 4px;
}
button {
    border: 1px solid #b9b2c2;
    background: var(--panel);
    color: var(--ink);
    border-radius: 4px;
    padding: 11px 14px;
    cursor: pointer;
    min-height: 44px;
    line-height: 1.3;
}
button:hover:not(:disabled) {
    border-color: var(--purple);
    background: #efeaf4;
}
button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}
.primary {
    background: var(--purple);
    border-color: var(--purple);
    color: white;
    font-weight: 700;
}
.primary:hover:not(:disabled) {
    background: #4d356d;
    color: white;
}
.skip {
    position: absolute;
    top: -100px;
    left: 12px;
    z-index: 10;
    padding: 14px;
    background: white;
}
.skip:focus {
    top: 8px;
}
.topbar {
    display: flex;
    align-items: center;
    gap: 24px;
    max-width: 1440px;
    margin: auto;
    padding: 22px 5%;
    border-bottom: 1px solid var(--line);
}
.brand {
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 1.8px;
    text-decoration: none;
    white-space: nowrap;
}
.brand span {
    font:
        36px Georgia,
        serif;
    vertical-align: middle;
    margin-right: 12px;
}
.topbar nav {
    display: flex;
    gap: 24px;
    margin-left: auto;
    font-size: 12px;
}
.version {
    font-size: 10px;
    letter-spacing: 1px;
    color: var(--muted);
}
main {
    max-width: 1440px;
    margin: auto;
}
.hero {
    margin: 24px 3% 0;
    padding: 55px 5%;
    background: var(--night);
    color: #f9f5ed;
    display: grid;
    grid-template-columns: 1.25fr 1fr;
    gap: 24px;
    border-radius: 7px;
}
.eyebrow {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 2px;
    line-height: 1.6;
    margin: 0 0 18px;
}
.hero .eyebrow {
    color: #d2bfdc;
}
h1 {
    font:
        clamp(40px, 5vw, 70px) / 1.05 Georgia,
        serif;
    letter-spacing: -2px;
    margin: 20px 0 24px;
    font-weight: 400;
}
h1 em {
    font-weight: 400;
    color: var(--gold);
}
.intro {
    font-size: 16px;
    line-height: 1.7;
    max-width: 510px;
    color: #e4deeb;
}
.hero-note {
    font-size: 11px;
    line-height: 1.6;
    color: #c6bbd2;
    margin-top: 26px;
}
.hero-link {
    display: inline-flex;
    align-items: center;
    gap: 38px;
    color: var(--gold);
    font-size: 13px;
    font-weight: 700;
    margin-top: 15px;
    padding: 8px 0;
}
.hero-art {
    align-self: center;
}
.hero-art svg {
    width: 100%;
    height: auto;
    max-height: 330px;
}
.hero-art p {
    text-align: center;
    color: #c8c0d3;
    font-size: 12px;
    line-height: 1.7;
}
.hero-art strong {
    font-weight: 400;
    color: #f6ecd8;
}
.orientation {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    padding: 24px 5% 30px;
}
.orientation p {
    display: flex;
    gap: 14px;
    font-size: 12px;
    line-height: 1.6;
    margin: 0;
}
.orientation b {
    font-family: Georgia, serif;
    font-size: 21px;
    color: var(--purple);
}
.orientation strong {
    display: block;
    font-size: 13px;
}
.orientation span {
    color: var(--muted);
}
.workspace {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 28px;
    padding: 20px 5% 10px;
    scroll-margin-top: 20px;
}
.controls {
    min-width: 0;
    align-self: start;
    border-top: 2px solid var(--purple);
    padding-top: 24px;
}
.controls h2 {
    font-size: 29px;
    margin: 0 0 26px;
}
.controls .eyebrow {
    color: var(--purple);
}
h2,
h3 {
    font-family: Georgia, serif;
    font-weight: 400;
    letter-spacing: -0.6px;
}
h2 {
    font-size: 34px;
}
h3 {
    font-size: 27px;
    margin: 0 0 18px;
}
label {
    display: block;
    font-size: 12px;
    font-weight: 700;
    line-height: 1.5;
    margin: 14px 0;
}
.controls input[type="number"],
select {
    display: block;
    width: 100%;
    min-width: 0;
    border: 1px solid #b9b2c2;
    border-radius: 4px;
    background: var(--panel);
    color: var(--ink);
    padding: 11px 10px;
    margin-top: 7px;
    min-height: 44px;
}
select {
    font-size: 12px;
}
.pair {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}
.checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
}
.checkbox input {
    width: 18px;
    height: 18px;
    accent-color: var(--purple);
}
.muted,
.hint {
    font-size: 12px;
    line-height: 1.7;
    color: var(--muted);
}
.hint {
    font-size: 11px;
}
.controls #run {
    width: 100%;
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
}
.notice {
    font-size: 12px;
    line-height: 1.65;
    min-height: 40px;
    color: var(--purple);
}
.settings {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}
.settings button {
    font-size: 10px;
    padding: 8px;
    flex: 1 1 auto;
}
details {
    margin: 20px 0 0;
    padding-top: 14px;
    border-top: 1px solid var(--line);
}
summary {
    cursor: pointer;
    font-size: 12px;
    font-weight: 700;
    line-height: 1.7;
    min-height: 32px;
    padding: 5px 0;
}
.result-heading,
.section-heading {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}
.result-heading h2 {
    margin: 0;
}
.result-heading .eyebrow {
    margin-bottom: 8px;
    color: var(--purple);
}
#result-note {
    font-size: 12px;
    line-height: 1.6;
    color: var(--muted);
    margin: 15px 0 24px;
}
.badge {
    font-size: 10px;
    font-weight: 700;
    border: 1px solid #c6bed1;
    padding: 9px 12px;
    border-radius: 30px;
    line-height: 1.4;
    white-space: normal;
}
.badge.pass {
    background: #e4eee6;
    color: var(--green);
    border-color: #b0cbb9;
}
.badge.hold {
    background: #f7e9e4;
    color: var(--red);
    border-color: #dbb5aa;
}
.badge.neutral {
    background: #f1edf4;
    color: #5d456e;
}
.metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}
.metrics article {
    padding: 20px 0;
    border-top: 1px solid var(--line);
    min-width: 0;
}
.metrics span,
.metrics small {
    display: block;
    font-size: 11px;
    line-height: 1.6;
    color: var(--muted);
}
.metrics strong {
    font:
        36px Georgia,
        serif;
    display: block;
    margin: 10px 0;
    color: var(--purple);
    overflow-wrap: anywhere;
}
.panel {
    background: var(--panel);
    border: 1px solid var(--line);
    padding: 28px;
    border-radius: 6px;
    margin-bottom: 22px;
    min-width: 0;
}
.panel .eyebrow {
    color: var(--purple);
    margin-bottom: 9px;
}
.counter {
    font-family: monospace;
    font-size: 12px;
    color: var(--muted);
}
#tree {
    width: 100%;
    height: auto;
    display: block;
    background: #f6f3f8;
    border-radius: 4px;
    margin: 15px 0;
}
.scrubber {
    display: flex;
    align-items: center;
    gap: 12px;
}
.scrubber button {
    width: 44px;
    flex: 0 0 44px;
}
input[type="range"] {
    width: 100%;
    min-width: 0;
    accent-color: var(--purple);
    height: 36px;
}
.trace-note {
    font-size: 12px;
    line-height: 1.7;
    border-left: 2px solid var(--gold);
    padding-left: 14px;
    margin-bottom: 0;
}
.mono {
    font-family: monospace;
    font-size: 10px;
    line-height: 1.8;
    overflow-wrap: anywhere;
}
.table-scroll {
    overflow-x: auto;
    max-width: 100%;
    margin-top: 20px;
}
table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 12px;
    line-height: 1.6;
}
caption {
    text-align: left;
    font-size: 11px;
    color: var(--muted);
    padding: 0 0 12px;
}
th {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.7px;
    font-weight: 700;
    color: var(--muted);
    padding: 10px 10px;
    border-bottom: 1px solid #beb6c6;
}
td {
    padding: 13px 10px;
    border-bottom: 1px solid #ebe7ef;
    vertical-align: top;
}
th:first-child,
td:first-child {
    padding-left: 0;
}
td:first-child {
    font-weight: 700;
}
tr:last-child td {
    border-bottom: 0;
}
.gates {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 24px;
}
.gate {
    padding: 13px 14px;
    background: #f5f3f7;
    border-left: 3px solid var(--green);
    font-size: 11px;
    line-height: 1.6;
}
.gate.hold {
    border-color: var(--red);
    background: #fbefeb;
}
.gate strong {
    display: block;
}
.gate span {
    display: block;
    color: var(--muted);
    margin-top: 4px;
}
.evidence {
    background: #ece7f2;
    border-color: #d5cadf;
}
.evidence p {
    font-size: 12px;
    line-height: 1.7;
}
.actions {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}
.actions button,
.upload {
    font-size: 12px;
}
.upload {
    border-bottom: 1px solid #7f6f92;
    cursor: pointer;
    position: relative;
    padding: 10px 0;
    margin: 0;
    overflow: hidden;
}
.upload input {
    display: block;
    width: 100%;
    font-size: 10px;
    max-width: 200px;
    margin-top: 8px;
}
.editor {
    margin: 15px 5% 0;
}
.editor details {
    border: 0;
    margin: 0;
    padding: 0;
}
.editor summary {
    font-size: 16px;
}
.editor p {
    font-size: 13px;
    line-height: 1.7;
    max-width: 900px;
}
textarea {
    width: 100%;
    resize: vertical;
    padding: 16px;
    background: #f5f2f7;
    border: 1px solid #bfb4cb;
    border-radius: 4px;
    color: var(--ink);
    font-family: monospace;
    font-size: 12px;
    line-height: 1.6;
    margin-bottom: 16px;
}
.scope {
    padding: 55px 5%;
}
.scope h2 {
    margin: 0 0 22px;
}
.scope p {
    max-width: 850px;
    font-size: 13px;
    line-height: 1.8;
}
.scope .eyebrow {
    font-size: 10px;
    color: var(--purple);
}
.scope .actions {
    margin-top: 26px;
    font-size: 12px;
    gap: 25px;
}
footer {
    background: var(--night);
    color: #e0d8e8;
    padding: 28px 5%;
    display: flex;
    gap: 24px;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}
footer p,
footer > a:last-child {
    font-size: 11px;
}
.error {
    border: 1px solid #d5988d;
    background: #fff0ec;
    color: #7f292b;
    padding: 18px;
    margin: 15px 5%;
    font-size: 13px;
    line-height: 1.6;
    overflow-wrap: anywhere;
}
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}
[hidden] {
    display: none !important;
}
@media (max-width: 1000px) {
    .workspace {
        grid-template-columns: 240px minmax(0, 1fr);
        gap: 22px;
    }
    .panel {
        padding: 22px;
    }
    .metrics {
        gap: 10px;
    }
    .metrics strong {
        font-size: 29px;
    }
    .gates {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 760px) {
    .topbar {
        gap: 14px;
        padding: 16px 5%;
        flex-wrap: wrap;
    }
    .topbar nav {
        gap: 15px;
        font-size: 11px;
        order: 3;
        width: 100%;
        margin-left: 0;
    }
    .version {
        margin-left: auto;
    }
    .hero {
        grid-template-columns: 1fr;
        padding: 34px 7%;
        margin: 16px 3% 0;
    }
    .hero-art {
        display: none;
    }
    h1 {
        font-size: clamp(38px, 9vw, 60px);
        letter-spacing: -1.4px;
    }
    .intro {
        font-size: 14px;
    }
    .orientation {
        grid-template-columns: 1fr;
        gap: 14px;
        padding-top: 24px;
    }
    .workspace {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .controls {
        padding-top: 18px;
    }
    .controls h2 {
        margin-bottom: 18px;
    }
    .controls details {
        margin-top: 12px;
    }
    .controls #run {
        max-width: 100%;
    }
    .settings {
        justify-content: flex-start;
    }
    .settings button {
        flex: 0 1 auto;
    }
    .result-heading h2 {
        font-size: 30px;
    }
    .metrics {
        gap: 12px;
    }
    .metrics strong {
        font-size: 28px;
    }
    .metrics span,
    .metrics small {
        font-size: 10px;
    }
    .panel {
        padding: 20px;
    }
    .gates {
        grid-template-columns: 1fr 1fr;
    }
    h3 {
        font-size: 25px;
    }
    .editor {
        padding: 20px;
    }
    .scope {
        padding-top: 40px;
    }
    .actions {
        align-items: stretch;
    }
    .actions button {
        flex: 1 1 auto;
    }
    table {
        min-width: 400px;
    }
    #rollout-policy {
        min-width: 0;
    }
}
@media (max-width: 390px) {
    .gates {
        grid-template-columns: 1fr;
    }
    .panel {
        padding: 17px;
    }
    .metrics {
        grid-template-columns: 1fr;
        gap: 18px;
    }
    .metrics strong {
        font-size: 25px;
    }
    .metrics span {
        min-height: 0;
    }
    .hero-note {
        font-size: 10px;
    }
    .badge {
        font-size: 9px;
    }
}
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    * {
        transition: none !important;
        animation: none !important;
    }
}
.results {
    min-width: 0;
}