:root {
  color-scheme: light;
  --paper: #f6f5ef;
  --surface: #fffef9;
  --ink: #222d27;
  --muted: #58635c;
  --line: #d5d9ce;
  --green: #245a40;
  --green-wash: #edf3e9;
  --error: #8b3226;
  --error-wash: #fff1e9;
  --amber: #76521c;
  --control-border: #6f7f71;
  --file-background: #f0f2e9;
  --file-border: #6f806e;
  --button-text: #ffffff;
  --button-hover: #17462f;
  --button-hover-text: #ffffff;
  --quiet-hover: #eaece2;
  --error-border: #9f695d;
  --notice-border: #748b75;
  --warning-border: #8b764f;
  --warning-background: #f6f1e2;
  --warning-text: #65491c;
  --progress-track: #819081;
  --disabled-background: #e4e7e0;
  --disabled-text: #46534a;
  --disabled-border: #7c897e;
  --focus-ring: #245a40;
  --font: "Segoe UI", Candara, "Trebuchet MS", sans-serif;
  --heading: Cambria, Georgia, serif;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: #111915;
  --surface: #1b251f;
  --ink: #f1f4f1;
  --muted: #c0cdc3;
  --line: #516158;
  --green: #a6d3b5;
  --green-wash: #2a4133;
  --error: #ffb4a5;
  --error-wash: #4b2922;
  --amber: #f3cf88;
  --control-border: #93a99a;
  --file-background: #24332a;
  --file-border: #91ad98;
  --button-text: #111915;
  --button-hover: #c2e7ce;
  --button-hover-text: #111915;
  --quiet-hover: #29382f;
  --error-border: #cb8b7c;
  --notice-border: #77977f;
  --warning-border: #b19a62;
  --warning-background: #3c3523;
  --warning-text: #f3d998;
  --progress-track: #607067;
  --disabled-background: #303d34;
  --disabled-text: #d2ddd4;
  --disabled-border: #89968c;
  --focus-ring: #b6e4c5;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --paper: #111915;
    --surface: #1b251f;
    --ink: #f1f4f1;
    --muted: #c0cdc3;
    --line: #516158;
    --green: #a6d3b5;
    --green-wash: #2a4133;
    --error: #ffb4a5;
    --error-wash: #4b2922;
    --amber: #f3cf88;
    --control-border: #93a99a;
    --file-background: #24332a;
    --file-border: #91ad98;
    --button-text: #111915;
    --button-hover: #c2e7ce;
    --button-hover-text: #111915;
    --quiet-hover: #29382f;
    --error-border: #cb8b7c;
    --notice-border: #77977f;
    --warning-border: #b19a62;
    --warning-background: #3c3523;
    --warning-text: #f3d998;
    --progress-track: #607067;
    --disabled-background: #303d34;
    --disabled-text: #d2ddd4;
    --disabled-border: #89968c;
    --focus-ring: #b6e4c5;
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { min-width: 300px; background: var(--paper); }
body { margin: 0; color: var(--ink); font: 1rem/1.55 var(--font); }
button, input, select, textarea { font: inherit; }
button, input, select, textarea, summary, a { -webkit-tap-highlight-color: transparent; }
button, input, select, textarea { accent-color: var(--green); }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: 1; }
button, input, select, textarea, summary { touch-action: manipulation; }
a { color: var(--green); text-underline-offset: .2em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--focus-ring); outline-offset: 4px; }
h1, h2, h3, p { margin: 0; }
h1 { font: 500 clamp(1.9rem, 5.2vw, 2.5rem)/1.15 var(--heading); letter-spacing: -.025em; text-wrap: pretty; }
h2 { font: 500 1.45rem/1.25 var(--heading); }
h3 { font-size: 1.03rem; font-weight: 600; }
p + p { margin-top: .65rem; }
ul, ol { padding-left: 1.35rem; }
pre { white-space: pre-wrap; overflow-wrap: anywhere; font: inherit; }
.site-header { max-width: 1120px; min-height: 88px; margin: auto; padding: 16px 28px; display: flex; align-items: center; gap: 28px; border-bottom: 1px solid var(--line); }
.wordmark { display: inline-flex; align-items: center; gap: 9px; color: var(--ink); text-decoration: none; font-size: 1.34rem; font-weight: 650; letter-spacing: -.05em; min-height: 44px; }
.brand-mark { background: var(--green); color: var(--surface); width: 31px; height: 31px; text-align: center; line-height: 27px; border-radius: 50% 50% 48% 12%; font: italic 600 1.85rem/1 var(--heading); }
.header-note { margin-right: auto; color: var(--muted); font-size: .9rem; }
#fresh { margin-left: auto; }
.theme-toggle { flex: 0 0 auto; }
.theme-toggle span:first-child { font-size: 1.12rem; line-height: 1; }
main { min-height: calc(100svh - 180px); }
.workspace { max-width: 920px; margin: 0 auto; padding: 42px 28px 64px; }
.workspace--focused { max-width: 720px; }
.home-hero { padding: 20px 0 25px; border-bottom: 1px solid var(--line); }
.home-hero h1 { max-width: 760px; }
.home-hero .intro { max-width: 650px; }
.home-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.home-trust { margin-top: 16px; color: var(--muted); font-size: .92rem; }
.home-content { display: grid; gap: 34px; margin-top: 38px; }
.home-section { border-top: 1px solid var(--line); padding-top: 17px; }
.home-section > p { max-width: 720px; margin-top: 10px; color: var(--muted); }
.home-steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin: 16px 0 0; padding: 0; list-style: none; }
.home-card { min-width: 0; padding: 17px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface); }
.home-card p { margin-top: 9px; }
.home-card .eyebrow { margin: 0 0 10px; }
.home-format-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 9px 20px; padding: 0; margin: 17px 0 0; list-style: none; }
.home-format-list li { min-height: 44px; padding: 9px 12px; border: 1px solid var(--line); border-radius: 6px; background: var(--surface); }
.home-examples { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 16px; }
.example-source { padding: 11px 13px; border-left: 3px solid var(--green); background: var(--green-wash); }
.home-card details { margin-top: 8px; }
.sample-scoreboard { width: 100%; margin-top: 10px; border-collapse: collapse; font-size: .9rem; text-align: left; }
.sample-scoreboard caption { padding: 6px 0; color: var(--muted); text-align: left; }
.sample-scoreboard th, .sample-scoreboard td { padding: 8px 5px; border-bottom: 1px solid var(--line); }
.sample-scoreboard th { font-weight: 600; }
.home-bullets { max-width: 760px; margin: 12px 0 0; }
.home-bullets li + li { margin-top: 7px; }
.home-faq details { border-bottom: 1px solid var(--line); }
.home-faq summary { font-weight: 600; }
.home-faq details p { max-width: 760px; padding: 0 0 14px 22px; color: var(--muted); }
.home-closing { padding: 23px; border: 1px solid var(--line); border-radius: 9px; background: var(--green-wash); }
.home-closing p { margin: 8px 0 16px; color: var(--muted); }
.eyebrow { color: var(--green); font-size: .875rem; font-weight: 700; letter-spacing: .12em; margin-bottom: 12px; }
.intro { max-width: 590px; margin-top: 13px; color: var(--muted); }
.steps { display: flex; list-style: none; gap: 24px; padding: 0; margin: 28px 0 8px; color: var(--muted); font-size: .9rem; }
.steps li { display: flex; align-items: center; gap: 8px; }
.steps span { display: inline-grid; place-items: center; width: 24px; height: 24px; border: 1px solid var(--line); border-radius: 50%; font-size: .875rem; }
.steps [aria-current="step"] { color: var(--green); font-weight: 600; }
.steps [aria-current="step"] span { background: var(--green); border-color: var(--green); color: white; }
.setup-section { border-top: 1px solid var(--line); margin-top: 27px; padding-top: 24px; }
.section-heading { display: flex; align-items: baseline; gap: 14px; margin-bottom: 8px; }
.section-number { font: italic 1.05rem var(--heading); color: var(--muted); }
.section-body { margin-top: 19px; }
.field-hint, .muted, small { color: var(--muted); }
.field-hint { font-size: .9rem; }
.field-hint + .field-hint { margin-top: 7px; }
.field { display: grid; gap: 7px; margin-top: 17px; min-width: 0; }
.field > span:first-child, .answer-field > span:first-child { font-size: .9rem; font-weight: 600; }
input:not([type="radio"]):not([type="checkbox"]), select, textarea { min-height: 46px; width: 100%; max-width: 100%; padding: 10px 12px; color: var(--ink); border: 1px solid var(--control-border); border-radius: 5px; background: var(--surface); }
textarea { resize: vertical; line-height: 1.6; }
input[type="file"] { padding: 10px !important; min-height: 64px !important; border: 1px dashed var(--file-border) !important; background: var(--file-background) !important; cursor: pointer; }
input[type="file"]::file-selector-button { min-height: 44px; margin: 0 12px 0 0; background: var(--surface); color: var(--green); border: 1px solid var(--control-border); border-radius: 4px; padding: 8px 13px; cursor: pointer; font: inherit; font-weight: 600; }
input[readonly] { color: var(--muted); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
fieldset { min-width: 0; border: 0; margin: 0; padding: 0; }
legend { font-weight: 600; font-size: .9rem; padding: 0; margin-bottom: 10px; }
.format-list { display: grid; grid-template-columns: 1fr 1fr; column-gap: 24px; margin-top: 20px; }
.check-row { display: flex; gap: 11px; min-height: 50px; align-items: flex-start; padding: 11px 0; cursor: pointer; }
.check-row input, .choice input { flex: 0 0 auto; width: 20px; height: 20px; margin: 3px 0 0; }
.check-row span { display: block; overflow-wrap: anywhere; }
.check-row strong { font-size: .94rem; font-weight: 600; }
.check-row small { display: block; font-size: .875rem; line-height: 1.45; margin-top: 3px; }
.check-row:has(input:disabled) { color: var(--muted); cursor: default; }
.mode-list { margin-top: 21px; display: flex; gap: 30px; flex-wrap: wrap; }
.mode-list .check-row { padding: 8px 0; }
.button { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; gap: 7px; padding: 10px 18px; border: 1px solid var(--green); border-radius: 5px; background: var(--green); color: var(--button-text); font-size: .94rem; font-weight: 600; text-decoration: none; }
.button:not(:disabled):hover { background: var(--button-hover); color: var(--button-hover-text); }
.button:disabled { color: var(--disabled-text); border-color: var(--disabled-border); background: var(--disabled-background); }
.button--secondary { background: transparent; color: var(--green); border-color: var(--control-border); }
.button--secondary:not(:disabled):hover { background: var(--green-wash); }
.button--quiet { background: transparent; color: var(--muted); border-color: transparent; padding: 10px 8px; font-size: .9rem; }
.button--quiet:not(:disabled):hover { background: var(--quiet-hover); color: var(--ink); }
.button--danger { color: var(--error); border-color: var(--error-border); background: transparent; }
.button--danger:not(:disabled):hover { background: var(--error-wash); }
.actions { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.actions--spread { justify-content: space-between; }
.actions .field-hint { flex: 1 1 220px; }
.notice { padding: 15px 17px; margin-top: 20px; border: 1px solid var(--notice-border); border-radius: 5px; background: var(--green-wash); font-size: .9rem; overflow-wrap: anywhere; }
.notice strong { display: block; font-weight: 650; margin-bottom: 4px; }
.notice--error { color: var(--error); border-color: var(--error-border); background: var(--error-wash); }
.notice--warning { border-color: var(--warning-border); background: var(--warning-background); color: var(--warning-text); }
.notice ul { margin: 8px 0 0; }
.service-state { margin-top: 24px; display: flex; gap: 12px; align-items: center; font-size: .9rem; }
.service-state { align-items: center; flex-wrap: wrap; }
.service-state > p { flex: 1 1 320px; }
.progress-line { margin-top: 15px; display: grid; gap: 8px; }
progress { width: 100%; height: 6px; border: 0; border-radius: 0; accent-color: var(--green); }
progress::-webkit-progress-bar { background: var(--progress-track); }
progress::-webkit-progress-value { background: var(--green); }
.page-list { list-style: none; padding: 0; margin: 16px 0 0; }
.page-item { border-top: 1px solid var(--line); padding: 5px 0 12px; }
.page-item .check-row { align-items: center; }
.page-item .check-row .status-tag { margin-left: auto; }
.status-tag { flex: 0 0 auto; font-size: .875rem; font-weight: 600; padding: 4px 8px; border-radius: 3px; color: var(--green); background: var(--green-wash); }
.status-tag--unclear { background: var(--error-wash); color: var(--error); }
details { font-size: .9rem; }
summary { min-height: 44px; padding: 10px 0; cursor: pointer; color: var(--green); }
details p { margin: 5px 0 12px; }
.source-preview { max-height: 245px; overflow: auto; padding: 15px; background: var(--surface); border: 1px solid var(--line); font-size: .9rem; white-space: pre-wrap; overflow-wrap: anywhere; }
.page-issues { color: var(--error); font-size: .9rem; margin: 0 0 4px 31px; }
.disclosure { border-top: 1px solid var(--line); margin-top: 27px; padding-top: 13px; color: var(--muted); }
.disclosure summary { font-size: .9rem; }
.count-list, .player-list { list-style: none; padding: 0; margin: 18px 0; }
.count-list li, .player-list li { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.count-list li span:last-child { color: var(--muted); font-variant-numeric: tabular-nums; }
.review-total { font-size: .95rem; color: var(--green); margin-top: 21px; }
.player-name { overflow-wrap: anywhere; min-width: 0; }
.player-status { color: var(--muted); font-size: .9rem; text-align: right; }
.room-meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 5px 20px; font-size: .9rem; margin-top: 20px; color: var(--muted); }
.connection { display: flex; align-items: center; gap: 7px; }
.connection::before { content: ''; width: 7px; height: 7px; background: currentColor; border-radius: 50%; }
.connection--live { color: var(--green); }
.question-topline { display: flex; align-items: baseline; gap: 12px; justify-content: space-between; font-size: .9rem; color: var(--muted); }
.question-progress { margin: 12px 0 30px; }
.question-heading { font: 500 clamp(1.45rem, 4.6vw, 1.85rem)/1.4 var(--heading); white-space: pre-wrap; overflow-wrap: anywhere; letter-spacing: -.012em; }
.question-label { display: flex; flex-wrap: wrap; gap: 8px; color: var(--green); font-size: .9rem; margin-bottom: 12px; }
.exercise { margin-top: 25px; }
.answer-field { display: grid; gap: 9px; margin-top: 20px; }
.options { display: grid; gap: 10px; }
.choice { min-height: 62px; padding: 13px 15px; display: flex; gap: 12px; align-items: center; border: 1px solid var(--control-border); background: var(--surface); border-radius: 5px; cursor: pointer; overflow-wrap: anywhere; }
.choice:has(:checked) { border: 2px solid var(--green); background: var(--green-wash); padding: 12px 14px; }
.choice:has(:disabled) { cursor: default; }
.choice input { margin: 0; }
.choice-letter { font-size: .875rem; color: var(--muted); }
.letter-pattern { font: 1.8rem/1.5 Consolas, monospace; letter-spacing: .16em; overflow-wrap: anywhere; padding: 12px 0; }
.source-passage { background: var(--surface); border-block: 1px solid var(--line); padding: 19px 0; margin-bottom: 18px; }
.source-passage p { margin-top: 12px; white-space: pre-wrap; }
.feedback { margin-top: 28px; padding-top: 22px; border-top: 2px solid var(--green); }
.feedback--incorrect { border-color: var(--error); }
.feedback--partial { border-color: var(--amber); }
.feedback-title { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; margin-bottom: 13px; }
.feedback-title h2 { font-size: 1.35rem; }
.feedback-title strong { font-size: .98rem; font-variant-numeric: tabular-nums; }
.feedback .expected { white-space: pre-wrap; padding: 14px 0; overflow-wrap: anywhere; }
.feedback .expected h3 { margin-bottom: 6px; }
.feedback blockquote { margin: 12px 0 0; font: .94rem/1.6 var(--heading); color: var(--muted); white-space: pre-wrap; padding-left: 17px; border-left: 1px solid var(--line); }
.report-section { border-top: 1px solid var(--line); margin-top: 30px; padding-top: 7px; }
.report-section p { font-size: .9rem; color: var(--muted); }
.score-line { display: grid; grid-template-columns: 1fr 1fr; gap: 25px; margin: 30px 0 20px; padding: 22px 0; border-block: 1px solid var(--line); }
.score-line dt { font-size: .9rem; color: var(--muted); }
.score-line dd { margin: 5px 0 0; font: 500 2.2rem/1.2 var(--heading); color: var(--green); font-variant-numeric: tabular-nums; }
.score-line small { display: block; margin-top: 6px; font-size: .875rem; }
.breakdown { display: flex; gap: 19px; flex-wrap: wrap; font-size: .9rem; }
.breakdown strong { font-weight: 650; }
.result-review { border-top: 1px solid var(--line); margin-top: 18px; }
.result-review summary { color: var(--ink); display: list-item; overflow-wrap: anywhere; }
.result-review .feedback { margin: 0 0 20px; }
.ranking { margin: 22px 0; }
.rank-row { display: grid; grid-template-columns: 45px 1fr auto; gap: 13px; padding: 16px 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.rank-row--self { background: var(--green-wash); margin-inline: -10px; padding-inline: 10px; }
.rank-number { color: var(--green); font-size: .9rem; font-weight: 650; }
.rank-score { text-align: right; font-size: .9rem; font-variant-numeric: tabular-nums; }
.rank-score small { display: block; font-size: .875rem; }
.site-footer { max-width: 1064px; margin: 0 auto; display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; padding: 19px 28px 24px; border-top: 1px solid var(--line); color: var(--muted); font-size: .875rem; }
.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; }
.skip-link { position: absolute; left: 16px; top: -100px; padding: 12px 16px; background: var(--surface); z-index: 5; }
.skip-link:focus { top: 10px; }
@media (max-width: 600px) {
  .site-header { min-height: 76px; padding: 12px 19px; gap: 12px; }
  .wordmark { font-size: 1.2rem; }
  .header-note { display: none; }
  .workspace { padding: 30px 21px 46px; }
  .home-hero { padding-top: 12px; }
  .home-actions > .button { flex: 1 1 190px; }
  .home-steps { grid-template-columns: 1fr; }
  .home-format-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .home-examples { grid-template-columns: 1fr; }
  .steps { gap: 17px; font-size: .875rem; margin-top: 24px; }
  .steps span { width: 22px; height: 22px; }
  .format-list { grid-template-columns: 1fr; }
  .format-list .check-row { border-bottom: 1px solid var(--line); }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .actions > .button:first-child { flex-grow: 1; }
  .actions--spread > .button:first-child { flex-grow: 0; }
  .mode-list { display: grid; gap: 2px; }
  .score-line { gap: 13px; }
  .score-line dd { font-size: 1.95rem; }
  .site-footer { padding-inline: 21px; }
  .choice { padding-inline: 12px; gap: 9px; }
  .choice:has(:checked) { padding-inline: 11px; }
  .rank-row { gap: 9px; grid-template-columns: 32px 1fr auto; }
}
@media (prefers-reduced-motion: no-preference) {
  .button, .choice { transition: background-color 120ms ease, border-color 120ms ease; }
}