:root{color-scheme:light;--primary:#245d83;--on-primary:#fff;--primary-container:#d1e9ff;--on-primary-container:#12354e;--surface:#f8faff;--surface-container:#edf2f8;--surface-high:#e4eaf2;--ink:#19212a;--muted:#52606e;--outline:#758392;--line:#cbd4de;--error:#9d3028;--error-container:#ffdad6;--success:#246743;--success-container:#d2efdb;--content-width:1120px}
*{box-sizing:border-box}body{margin:0;background:var(--surface);color:var(--ink);font-family:Roboto,"Segoe UI",Arial,sans-serif;line-height:1.5}
header,main,footer{width:calc(100% - 64px);max-width:var(--content-width);margin-inline:auto}
header{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line);padding:20px 0}
a{color:var(--primary)}.wordmark{text-decoration:none;color:var(--ink);font-weight:800;font-size:28px;letter-spacing:-1px}.wordmark span{font-weight:400}.wordmark .dot{color:var(--primary);font-weight:800}.edition,.eyebrow{font-size:14px;letter-spacing:1.2px;font-weight:600;color:var(--primary)}
main{min-height:calc(100svh - 195px);padding:48px 0;display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:24px;align-items:stretch}
.intro{display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:48px;border-radius:32px;background:var(--primary-container);color:var(--on-primary-container)}
h1{font-size:clamp(36px,5.1vw,64px);line-height:1.12;letter-spacing:-1.8px;font-weight:500;margin:24px 0}h1 em{font-style:normal;color:var(--primary)}.lede{font-size:20px;line-height:1.6;margin:24px 0 32px}
button,input,textarea,select{font:inherit}.primary{display:inline-flex;align-items:center;justify-content:center;background:var(--primary);color:var(--on-primary);border:0;padding:14px 28px;min-height:48px;font-size:16px;font-weight:600;border-radius:999px;cursor:pointer;box-shadow:0 1px 3px #162e4820;transition:background .15s,box-shadow .15s,transform .15s}.primary:hover:not(:disabled){background:#1c4b6b;box-shadow:0 3px 8px #162e4830}.primary:active:not(:disabled){transform:scale(.98)}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--primary);outline-offset:4px}button:disabled{cursor:default;opacity:.65}
.demo-note{font-size:14px;color:var(--muted);line-height:1.6;max-width:480px;margin:24px 0 0}
.side-note{border-radius:32px;padding:40px;background:var(--surface-container);align-self:stretch;display:flex;flex-direction:column;justify-content:center}
.big-number{font-size:112px;line-height:1.1;letter-spacing:-5px;font-weight:500;color:var(--primary);display:block;margin-bottom:20px}.side-note>span:last-of-type{font-size:24px;line-height:1.4}.mini{margin-top:32px;line-height:1.8;color:var(--muted);font-size:16px}
footer{min-height:107px;border-top:1px solid var(--line);padding:24px 0;display:flex;justify-content:space-between;align-items:center;gap:24px;color:var(--muted);font-size:14px}
.footer-maker{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0;font-family:ui-sans-serif,system-ui,sans-serif}.footer-maker span{color:#153243;font-size:10px;font-weight:650;line-height:15px;letter-spacing:.8px;text-transform:uppercase}.footer-maker img{display:block;width:96px;height:40px;object-fit:contain}
.footer-details{display:flex;gap:20px;align-items:center;flex-wrap:wrap;justify-content:flex-end}.privacy-link{font-size:14px;text-underline-offset:3px}
.play{grid-column:1/-1;width:100%;margin:auto;align-self:start}.status{display:flex;justify-content:space-between;align-items:center;font-size:14px;font-weight:600;gap:16px}.status span{background:var(--surface-container);padding:8px 16px;border-radius:999px}
.progress{height:6px;background:var(--surface-high);margin:16px 0 28px;border-radius:999px;overflow:hidden}.progress span{display:block;height:100%;background:var(--primary);transition:width .25s}
.play .demo-note{margin:0 0 16px}
.quote{background:var(--primary-container);color:var(--on-primary-container);border:0;border-radius:28px;padding:40px;font-size:clamp(24px,2.6vw,32px);line-height:1.5;white-space:pre-wrap;margin:0 0 32px;font-weight:400;overflow-wrap:anywhere}
.question-title{font-size:20px;font-weight:500;margin:0 0 20px}
.options{display:grid;grid-template-columns:1fr 1fr;gap:16px}.option{background:var(--surface-container);border:1px solid transparent;border-radius:20px;min-height:76px;padding:20px 24px;text-align:left;font-size:18px;color:var(--ink);cursor:pointer;display:flex;gap:20px;align-items:center;transition:background .15s,box-shadow .15s}.option strong{font-weight:500}.option span{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:32px;height:32px;border-radius:50%;background:var(--surface-high);color:var(--muted);font-size:14px}
.option:hover:not(:disabled){background:#dfeaf5;box-shadow:0 2px 5px #162e4815}.option:disabled{opacity:1}.option.correct{background:var(--success-container);border-color:var(--success);color:#124b2f}.option.wrong{background:var(--error-container);border-color:var(--error);color:#73251f}
.feedback{margin:24px 0 0;padding:24px;border-radius:20px;background:var(--success-container);color:#124b2f}.feedback.bad{background:var(--error-container);color:#73251f}.feedback strong{font-size:20px;font-weight:600}.feedback p{margin:8px 0 0;line-height:1.6}.next{margin-top:24px}.error{color:var(--error);font-size:16px;line-height:1.6;grid-column:1/-1}.result-number{font-size:96px;letter-spacing:-4px;font-weight:500;margin:24px 0;color:var(--primary)}.result-number span{font-size:36px;color:var(--muted);letter-spacing:0}
.admin-wrap{display:block;padding:40px 0}.admin-wrap h1{font-size:40px;letter-spacing:-1px}.admin-form{background:var(--surface-container);border:0;padding:32px;border-radius:24px;margin:24px 0}.admin-form h2{font-weight:500}.admin-form label{display:block;font-size:14px;font-weight:600;margin:20px 0 8px}input,textarea,select{width:100%;padding:14px 16px;border:1px solid var(--outline);border-radius:8px;background:var(--surface);color:var(--ink);font-size:16px;min-height:48px}textarea{min-height:140px;resize:vertical}input[type=checkbox]{width:20px;min-height:20px;height:20px;vertical-align:middle;accent-color:var(--primary);margin-right:8px}.fields{display:grid;grid-template-columns:1fr 1fr;gap:0 24px}.toolbar{display:flex;gap:20px;align-items:center;flex-wrap:wrap}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:20px}table{border-collapse:collapse;width:100%;font-size:14px}td,th{text-align:left;border-bottom:1px solid var(--line);padding:16px;vertical-align:top}th{background:var(--surface-container);font-weight:600}tr:last-child td{border-bottom:0}td.copy{min-width:240px;max-width:380px}.small-btn{padding:10px 18px;min-height:44px;border:1px solid var(--outline);color:var(--primary);background:transparent;border-radius:999px;cursor:pointer;font-size:14px;margin:8px 0}.small-btn:hover{background:var(--primary-container)}.notice{font-size:14px;line-height:1.7;color:var(--muted)}
.policy{display:block;padding:48px 0}.policy article{max-width:800px}.policy h1{font-size:48px}.policy h2{font-size:24px;font-weight:500;margin:32px 0 12px}.policy p{font-size:16px;line-height:1.8}.policy .updated{font-size:14px;color:var(--muted)}
@media(max-width:800px){header,main,footer{width:calc(100% - 40px)}main{grid-template-columns:1fr;gap:20px;padding:32px 0}.intro{padding:32px}.side-note{display:none}.edition{font-size:12px}.footer-details{gap:10px;flex-direction:column;align-items:flex-end}}
@media(max-width:560px){header,main,footer{width:calc(100% - 32px)}header{min-height:72px;padding:16px 0}.edition{display:none}.wordmark{font-size:25px}main{min-height:calc(100svh - 192px);padding:24px 0}.intro{padding:28px 24px;border-radius:24px}h1{letter-spacing:-1px}.lede{font-size:18px}.quote{padding:24px;border-radius:24px}.options{grid-template-columns:1fr;gap:12px}.option{min-height:64px;padding:16px 20px}.status{font-size:12px}.status span{padding:8px 12px}.fields{grid-template-columns:1fr}.admin-form{padding:24px 20px}footer{flex-wrap:wrap;gap:16px}.footer-details{align-items:flex-start;justify-content:flex-start}.policy h1{font-size:36px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}

/* Open quote identity: shared across the game, editor and privacy page. */
.wordmark{display:inline-flex;align-items:center;gap:12px;line-height:1;letter-spacing:-1.1px;font-weight:500;color:var(--ink);flex-shrink:0}.wordmark .brand-mark{width:38px;height:38px;display:block;flex-shrink:0;color:var(--ink)}.wordmark .brand-name{font-size:28px;font-weight:500;white-space:nowrap}.wordmark:hover{color:var(--primary)}.wordmark:hover .brand-mark{color:var(--primary)}@media(max-width:560px){.wordmark{gap:9px;letter-spacing:-.8px}.wordmark .brand-mark{width:29px;height:29px}.wordmark .brand-name{font-size:24px}}@media(max-width:380px){.wordmark .brand-name{font-size:21px}}

/* Public layout and accessible light/dark surfaces. */
:root{--surface:#ffffff;--success-ink:#124b2f;--error-ink:#73251f;--hover:#dfeaf5}
:root[data-theme=dark]{color-scheme:dark;--surface:#121820;--surface-container:#202b37;--surface-high:#304052;--ink:#f2f5fa;--muted:#b8c6d6;--primary:#a5d3ff;--on-primary:#102d43;--primary-container:#203e56;--on-primary-container:#d4eaff;--outline:#92a7bc;--line:#43566b;--error:#ffb4ac;--error-container:#502724;--error-ink:#ffd9d4;--success:#9fdfb8;--success-container:#1d4030;--success-ink:#c9f1d7;--hover:#304458}
main{grid-template-columns:1fr}
.intro{background:transparent;color:var(--ink);padding:44px 0;max-width:780px;border-radius:0;justify-content:flex-start}
.intro h1{font-weight:800;margin:16px 0 24px;letter-spacing:-2px}
.intro .lede{margin:0 0 24px;max-width:650px}
.rules{padding-left:22px;margin:0 0 32px;color:var(--muted);max-width:650px}
.rules li{padding-left:6px;margin:12px 0}
.wordmark .brand-name{font-weight:800;letter-spacing:-1px}
.wordmark .brand-mark{color:var(--primary)}
.header-actions{display:flex;align-items:center;gap:20px}
.theme-toggle{border:1px solid var(--outline);border-radius:999px;background:var(--surface-container);color:var(--ink);padding:10px 16px;min-height:44px;cursor:pointer;font-size:14px;font-weight:600;white-space:nowrap}
.theme-toggle:hover{background:var(--surface-high)}
.primary:hover:not(:disabled){background:var(--primary);filter:brightness(.92)}
.option:hover:not(:disabled){background:var(--hover)}
.option.correct,.feedback{color:var(--success-ink)}
.option.wrong,.feedback.bad{color:var(--error-ink)}
.option.correct span,.option.wrong span{background:var(--surface);color:var(--ink)}
.footer-maker span{color:var(--muted)}
[data-theme=dark] .footer-maker img{filter:brightness(0) invert(1)}
@media(max-width:560px){header{gap:12px;flex-wrap:wrap}.wordmark .brand-name{font-size:23px}.wordmark .brand-mark{width:26px;height:26px}.wordmark{gap:8px}.intro{padding:24px 0}.intro h1{letter-spacing:-1px}.theme-toggle{padding:8px 12px}.header-actions{gap:12px;flex-wrap:wrap}.header-actions>a{font-size:14px}}
@media(max-width:380px){.wordmark .brand-name{font-size:20px}.wordmark .brand-mark{width:22px;height:22px}}

/* Signal identity: violet, orange and pink, with a black wordmark. */
:root{--primary:#6422d6;--on-primary:#ffffff;--primary-container:#eee5ff;--on-primary-container:#301354;--surface-container:#f4f0fa;--surface-high:#e8dff3;--hover:#e9dcff;--line:#d7cde2;--outline:#80718e;--accent-orange:#ff6b18;--accent-pink:#f51b8b}
:root[data-theme=dark]{--primary:#d0b5ff;--on-primary:#2c095b;--primary-container:#35234e;--on-primary-container:#f0e3ff;--surface:#17131d;--surface-container:#282131;--surface-high:#3a2e47;--hover:#463257;--ink:#f7f1fb;--muted:#c8bad6;--line:#554461;--outline:#a58eb9}
.wordmark{color:#000;gap:12px;padding:8px 0}
.wordmark .brand-name{font-family:Impact,"Arial Narrow","Roboto Condensed",sans-serif;font-size:34px;font-weight:900;letter-spacing:-.5px;color:#000}
.wordmark .brand-mark{width:42px;height:42px}
.wordmark:hover,.wordmark:hover .brand-mark{color:#000}
[data-theme=dark] .wordmark{background:#fff;padding:8px 12px;border-radius:12px}
.intro h1{font-weight:850}
.intro .eyebrow{border-left:4px solid var(--accent-orange);padding-left:12px}
.rules li::marker{color:var(--primary);font-weight:800}
.progress span{background:linear-gradient(90deg,#7028ff 0%,#f51b8b 65%,#ff6b18 100%)}
.quote{border-left:5px solid var(--accent-orange)}
.option:hover:not(:disabled){border-color:var(--primary)}
.theme-toggle{border-color:var(--primary)}
footer{border-top:2px solid var(--line)}
@media(max-width:560px){.wordmark .brand-name{font-size:27px}.wordmark .brand-mark{width:32px;height:32px}.wordmark{gap:9px}}
@media(max-width:380px){.wordmark .brand-name{font-size:24px}.wordmark .brand-mark{width:27px;height:27px}}

/* Quote identity: cobalt and coral, with a single-colour wordmark. */
:root{--primary:#1744db;--on-primary:#fff;--primary-container:#e8edff;--on-primary-container:#14245b;--surface-container:#f1f3fb;--surface-high:#e1e6f7;--hover:#e2e8ff;--line:#cdd5e9;--outline:#727e99;--accent-orange:#ff5b50;--accent-pink:#ff5b50}
:root[data-theme=dark]{--primary:#b6c5ff;--on-primary:#11215a;--primary-container:#24325a;--on-primary-container:#e4eaff;--surface:#141722;--surface-container:#232a3c;--surface-high:#323d56;--hover:#374666;--ink:#f3f5ff;--muted:#bdc7df;--line:#465374;--outline:#99a9cd}
.wordmark .brand-name{font-family:Roboto,"Segoe UI",Arial,sans-serif;font-weight:900;letter-spacing:-1.2px;color:#000;font-size:30px}
.progress span{background:linear-gradient(90deg,#1744ff,#ff5b50)}
@media(max-width:560px){.wordmark .brand-name{font-size:24px;letter-spacing:-.8px}}
@media(max-width:380px){.wordmark .brand-name{font-size:21px}}

/* Override native select sizing, including Safari's compact control. */
.admin-form select{appearance:none;-webkit-appearance:none;display:block;width:100%;height:54px;min-height:54px;line-height:24px;padding:14px 44px 14px 16px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='m4 6 4 4 4-4' fill='none' stroke='%236b7894' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;background-size:16px 16px}
.admin-form input:not([type=checkbox]):not([type=file]){height:54px}


/* Question bank management. */
.bank-filters{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px 24px}
.bank-filters label{margin-top:0}
.filter-actions{grid-column:1/-1;display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.question-select,#select-all-questions{cursor:pointer}
#question-bank{scroll-margin-top:24px}
.delete-question{min-width:160px;margin-top:12px}
.delete-question summary{cursor:pointer;color:var(--error);text-decoration:underline}
.delete-question p{max-width:240px}
.small-btn.danger-btn{color:var(--error);border-color:var(--error)}
@media(max-width:700px){.bank-filters{grid-template-columns:1fr}}

/* Completed-round sharing. */
.share-results{padding:28px;border-radius:24px;background:var(--surface-container);max-width:760px}
.share-results h2{margin-top:0}
.share-results label{display:block;font-weight:600;margin:20px 0 8px}
.share-results textarea{min-height:190px;line-height:1.6}
.share-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:16px}
.share-actions .small-btn{margin:0;min-height:48px}
.score-image{display:block;width:min(100%,360px);height:auto;border-radius:16px;border:1px solid var(--line);margin-top:20px;background:#fff}
@media(max-width:560px){.share-results{padding:20px}}

/* Native emoji and response statistics. */
.quote,.admin-form textarea,td.copy,.share-results textarea,.stats-caption{font-family:Roboto,"Segoe UI",Arial,"Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji",sans-serif}
td.copy,.stats-caption{white-space:pre-wrap;overflow-wrap:anywhere}
.stats-nav{margin:24px 0}.stats-section{margin:40px 0;scroll-margin-top:20px}
.stats-question{border:1px solid var(--line);border-radius:16px;padding:18px;margin:16px 0}
.stats-question summary{cursor:pointer;line-height:1.7}
.stats-question .table-wrap{margin-bottom:16px}
.stats-caption{padding:20px;background:var(--surface-container);border-radius:12px}
.score-distribution meter{display:block;width:100%;min-width:110px;height:22px;accent-color:var(--primary)}
.score-distribution meter::-webkit-meter-bar{background:var(--surface-high);border:0;border-radius:8px}
.score-distribution meter::-webkit-meter-optimum-value{background:var(--primary)}
.score-distribution meter::-moz-meter-bar{background:var(--primary)}
.stats-wrap table th[scope=row]{background:transparent}