:root {
  --bg: #0a0f1a; --panel: #111a2b; --panel2: #17233a; --line: #25344f; --text: #e6edf7; --muted: #8fa0bd;
  --ok: #3ddc97; --ok-bg: rgba(61, 220, 151, .12); --warn: #f5b942; --warn-bg: rgba(245, 185, 66, .12);
  --bad: #ff6b78; --bad-bg: rgba(255, 107, 120, .12); --info: #6db3ff; --info-bg: rgba(109, 179, 255, .12);
  --accent: #3ddc97; --on-accent: #04130c; --c: var(--accent);
  --mono: ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --r: 14px; color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f3f5f9; --panel: #ffffff; --panel2: #eef2f8; --line: #d5dce9; --text: #121a27; --muted: #566379;
    --ok: #0b8a5c; --ok-bg: rgba(11, 138, 92, .1); --warn: #a66a00; --warn-bg: rgba(200, 130, 0, .12);
    --bad: #c8283a; --bad-bg: rgba(200, 40, 58, .09); --info: #1c62c4; --info-bg: rgba(28, 98, 196, .09);
    --accent: #0b8a5c; --on-accent: #ffffff; color-scheme: light;
  }
}
:root[data-theme="light"] {
  --bg: #f3f5f9; --panel: #ffffff; --panel2: #eef2f8; --line: #d5dce9; --text: #121a27; --muted: #566379;
  --ok: #0b8a5c; --ok-bg: rgba(11, 138, 92, .1); --warn: #a66a00; --warn-bg: rgba(200, 130, 0, .12);
  --bad: #c8283a; --bad-bg: rgba(200, 40, 58, .09); --info: #1c62c4; --info-bg: rgba(28, 98, 196, .09);
  --accent: #0b8a5c; --on-accent: #ffffff; color-scheme: light;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.55 var(--sans); min-height: 100dvh; overflow-wrap: anywhere; }
a { color: var(--info); }
button, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; -webkit-tap-highlight-color: transparent; }
button:disabled { cursor: default; }
:focus-visible { outline: 2px solid var(--info); outline-offset: 2px; }
h1 { font-size: 1.6rem; line-height: 1.2; margin: .2em 0 .3em; text-wrap: balance; }
h2 { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-family: var(--mono); margin: 28px 0 10px; }
h3 { font-size: 1.12rem; margin: 26px 0 8px; }
code { font-family: var(--mono); font-size: .88em; background: var(--panel2); border: 1px solid var(--line); border-radius: 5px; padding: 1px 5px; }
pre { font-family: var(--mono); font-size: .84rem; line-height: 1.5; margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.small { font-size: .86rem; color: var(--muted); }
.lead { color: var(--muted); font-size: 1.02rem; margin: 4px 0 14px; }
.foot { color: var(--muted); font-size: .8rem; text-align: center; margin: 34px 0 10px; }
.busy { color: var(--muted); padding: 40px 0; text-align: center; font-family: var(--mono); }

.topbar { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 10px; padding: 10px max(16px, env(safe-area-inset-left)); background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.topbar-title { flex: 1; font-weight: 650; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.logo { font-family: var(--mono); font-weight: 700; letter-spacing: .18em; display: flex; align-items: center; gap: 9px; }
.logo i { width: 10px; height: 10px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 4px var(--ok-bg); animation: pulse 2.2s infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 8px transparent; } }
.icon-btn { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 10px; border: 1px solid var(--line); background: var(--panel); text-decoration: none; color: var(--text); font-size: 1.1rem; flex: none; }
.page { max-width: 880px; margin: 0 auto; padding: 16px 16px 60px; }
.page.narrow { max-width: 640px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 8px 16px; border-radius: 11px; border: 1px solid var(--line); background: var(--panel2); color: var(--text); font-weight: 600; text-decoration: none; text-align: center; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn.ghost { background: transparent; }
.btn.danger { color: var(--bad); border-color: var(--bad); background: transparent; }
.btn:disabled { opacity: .45; }
.btn:not(:disabled):hover { filter: brightness(1.08); }
.row-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 14px 0; }
.bar { height: 9px; border-radius: 9px; background: var(--panel2); border: 1px solid var(--line); overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--accent); border-radius: 9px; transition: width .4s; }
.bar.thin { height: 5px; border: 0; margin-top: 7px; } .bar.thin i { background: var(--c); }
.chip { font-size: .78rem; font-family: var(--mono); padding: 3px 9px; border-radius: 99px; background: var(--info-bg); color: var(--info); }
.chip.promo { background: var(--warn-bg); color: var(--warn); }
.stars span { color: var(--line); } .stars span.on { color: var(--warn); }
.stars.big { font-size: 1.7rem; letter-spacing: 3px; }
#toast { position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 30px); background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 10px; font-weight: 600; opacity: 0; pointer-events: none; transition: .25s; z-index: 50; max-width: calc(100vw - 32px); }
#toast.show { opacity: 1; transform: translate(-50%, 0); }
input[type=search], input[type=text], textarea { width: 100%; background: var(--panel); border: 1px solid var(--line); border-radius: 11px; padding: 11px 13px; }
textarea { font-family: var(--mono); font-size: .86rem; resize: vertical; }
.search { margin: 18px 0 4px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 4px 16px 16px; margin: 14px 0; }
.card h2 { margin-top: 16px; }
.set-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); flex-wrap: wrap; }
.set-row div:first-child { display: flex; flex-direction: column; } .set-row span { font-size: .84rem; color: var(--muted); }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.seg button { border: 0; background: var(--panel2); padding: 9px 14px; min-width: 48px; font-weight: 600; }
.seg button.on { background: var(--accent); color: var(--on-accent); }
.seg button:focus-visible { outline-offset: -3px; } .seg button.on:focus-visible { outline-color: var(--on-accent); }

/* home */
.status { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 14px 16px; }
.rank { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.rank-n { font-family: var(--mono); font-weight: 700; background: var(--ok-bg); color: var(--ok); border-radius: 10px; padding: 8px 10px; }
.rank div { display: flex; flex-direction: column; line-height: 1.3; } .rank span:last-child { color: var(--muted); font-size: .86rem; }
.status-chips { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 10px; font-size: .86rem; color: var(--muted); font-family: var(--mono); }
.hero { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 14px; text-align: left; margin-top: 14px; padding: 18px 16px; border-radius: var(--r); border: 1px solid var(--ok); background: linear-gradient(120deg, var(--ok-bg), transparent 70%), var(--panel); color: var(--text); text-decoration: none; }
.hero div { display: flex; flex-direction: column; gap: 3px; min-width: 0; } .hero small { font-family: var(--mono); color: var(--ok); letter-spacing: .08em; text-transform: uppercase; font-size: .72rem; }
.hero b { font-size: 1.2rem; line-height: 1.25; } .hero p { margin: 4px 0 0; color: var(--muted); font-size: .94rem; }
.hero .btn { flex: none; }
.quick { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 14px; }
@media (min-width: 640px) { .quick { grid-template-columns: repeat(4, 1fr); } }
.quick-btn { display: flex; flex-direction: column; align-items: flex-start; gap: 1px; text-align: left; padding: 12px; border-radius: var(--r); background: var(--panel); border: 1px solid var(--line); }
.quick-btn span { font-size: 1.3rem; } .quick-btn small { color: var(--muted); font-size: .8rem; } .quick-btn:disabled { opacity: .5; }
.track-grid { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.track-card { display: flex; align-items: center; gap: 12px; padding: 12px; border-radius: var(--r); background: var(--panel); border: 1px solid var(--line); border-left: 4px solid var(--c); color: var(--text); text-decoration: none; }
.track-card:hover, .quick-btn:not(:disabled):hover { border-color: var(--muted); }
.tc-icon { font-size: 1.7rem; width: 42px; text-align: center; flex: none; }
.tc-body { flex: 1; min-width: 0; display: flex; flex-direction: column; } .tc-body span { color: var(--muted); font-size: .82rem; }
.tc-stars { font-family: var(--mono); font-size: .8rem; color: var(--warn); flex: none; }

/* track */
.zone { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); margin: 10px 0; overflow: hidden; }
.zone-head { display: flex; gap: 12px; align-items: center; padding: 12px; }
.zone-icon { font-size: 1.5rem; width: 38px; text-align: center; flex: none; }
.zone-body { flex: 1; min-width: 0; display: flex; flex-direction: column; } .zone-body > span { color: var(--muted); font-size: .86rem; }
.zone-meta { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: .8rem; color: var(--muted); font-family: var(--mono); margin-top: 4px; align-items: center; }
.zone-head .btn { flex: none; }
details > summary { cursor: pointer; padding: 10px 14px; color: var(--muted); font-size: .88rem; border-top: 1px solid var(--line); list-style-position: inside; }
.lesson-list { list-style: none; margin: 0; padding: 0; }
.lesson-list li { display: flex; align-items: center; gap: 10px; border-top: 1px solid var(--line); padding: 0 14px; }
.lesson-list a { flex: 1; min-width: 0; display: flex; flex-direction: column; padding: 10px 0; color: var(--text); text-decoration: none; }
.lesson-list a span { color: var(--muted); font-size: .84rem; } .lesson-list em { font-style: normal; font-family: var(--mono); font-size: .76rem; color: var(--muted); flex: none; }
.lesson-list a:hover b { color: var(--info); }
.page > .lesson-list, section > .lesson-list { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.page > .lesson-list li:first-child, section > .lesson-list li:first-child { border-top: 0; }

/* lesson */
.lesson { max-width: 720px; margin: 0 auto; }
.crumbs { font-family: var(--mono); font-size: .78rem; color: var(--c); letter-spacing: .04em; }
.lesson ul, .lesson ol { padding-left: 22px; } .lesson li { margin: 5px 0; }
figure.code { margin: 14px 0; border: 1px solid var(--line); border-radius: 11px; overflow: hidden; background: var(--panel); }
figure.code figcaption { display: flex; justify-content: space-between; gap: 10px; padding: 6px 12px; font-size: .78rem; color: var(--muted); border-bottom: 1px solid var(--line); background: var(--panel2); font-family: var(--mono); }
figure.code figcaption em { font-style: normal; opacity: .8; } figure.code pre { padding: 12px; overflow-x: auto; }
.table-wrap { overflow-x: auto; margin: 14px 0; border: 1px solid var(--line); border-radius: 11px; }
table { border-collapse: collapse; width: 100%; font-size: .9rem; } th, td { overflow-wrap: break-word; min-width: 84px; text-align: left; vertical-align: top; padding: 8px 11px; border-bottom: 1px solid var(--line); }
thead th { background: var(--panel2); font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); } tbody tr:last-child td, tbody tr:last-child th { border-bottom: 0; }
.callout { margin: 14px 0; padding: 11px 14px; border-radius: 11px; border: 1px solid var(--line); border-left: 4px solid var(--info); background: var(--info-bg); }
.callout > b { display: block; font-size: .8rem; letter-spacing: .03em; margin-bottom: 3px; }
.callout.warn, .callout.security, .callout.legal { border-left-color: var(--warn); background: var(--warn-bg); }
.callout.tip, .callout.tryreal, .callout.hint, .callout.career, .callout.biz { border-left-color: var(--ok); background: var(--ok-bg); }
.callout ol { margin: 8px 0 0; }
.compare { display: grid; gap: 10px; margin: 14px 0; } @media (min-width: 640px) { .compare { grid-template-columns: 1fr 1fr; } .compare p { grid-column: 1 / -1; margin: 0; } }
.compare > div { padding: 11px 14px; border-radius: 11px; border: 1px solid var(--line); font-family: var(--mono); font-size: .86rem; } .compare b { display: block; font-family: var(--sans); margin-bottom: 4px; }
.compare .bad { background: var(--bad-bg); } .compare .bad b { color: var(--bad); } .compare .good { background: var(--ok-bg); } .compare .good b { color: var(--ok); }
.chat { margin: 14px 0; display: flex; flex-direction: column; gap: 8px; }
.bubble { max-width: 88%; padding: 9px 13px; border-radius: 14px; border: 1px solid var(--line); font-size: .93rem; }
.bubble.user { align-self: flex-end; background: var(--info-bg); border-bottom-right-radius: 4px; } .bubble.ai { align-self: flex-start; background: var(--panel); border-bottom-left-radius: 4px; }
.practice { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 28px 0 14px; padding: 14px; border: 1px solid var(--c); border-radius: var(--r); background: var(--panel); }
.practice div { display: flex; flex-direction: column; } .practice span { color: var(--muted); font-size: .86rem; }
.prevnext { display: flex; justify-content: space-between; gap: 10px; } .prevnext .btn { max-width: 48%; font-size: .86rem; }
.overlay { position: fixed; inset: 0; z-index: 30; background: var(--bg); display: flex; flex-direction: column; }
.overlay-bar { display: flex; align-items: center; justify-content: space-between; padding: 10px 16px; border-bottom: 1px solid var(--line); font-family: var(--mono); letter-spacing: .1em; text-transform: uppercase; font-size: .8rem; }
.overlay-body { flex: 1; overflow-y: auto; padding: 16px 16px 60px; }
.glossary dt { font-weight: 650; margin-top: 12px; } .glossary dd { margin: 2px 0 0; color: var(--muted); }
.sheet { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); margin: 8px 0; padding: 0 12px; }
.sheet > summary { border: 0; padding: 12px 2px; color: var(--text); font-weight: 600; } .sheet[open] { padding-bottom: 12px; }

/* play */
.play { max-width: 760px; margin: 0 auto; padding: 10px 16px 80px; }
.hud { display: flex; align-items: center; gap: 12px; }
.hud-title { flex: 1; min-width: 0; display: flex; flex-direction: column; line-height: 1.25; } .hud-title b, .hud-title span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; } .hud-title span { color: var(--muted); font-size: .82rem; }
.hud-score { text-align: right; display: flex; flex-direction: column; line-height: 1.1; font-family: var(--mono); } .hud-score b { font-size: 1.25rem; font-variant-numeric: tabular-nums; } .hud-score span { color: var(--muted); font-size: .68rem; text-transform: uppercase; letter-spacing: .1em; }
.meters { display: flex; align-items: center; gap: 12px; margin-top: 12px; font-family: var(--mono); font-size: .78rem; }
.uptime { flex: 1; display: flex; align-items: center; gap: 8px; } .uptime .lbl { color: var(--muted); text-transform: uppercase; letter-spacing: .1em; } .uptime .bar { flex: 1; } .uptime .val { width: 40px; text-align: right; font-variant-numeric: tabular-nums; }
.uptime .bar i { background: var(--ok); } .uptime .bar i.warn { background: var(--warn); } .uptime .bar i.bad { background: var(--bad); }
.streak { padding: 3px 9px; border-radius: 8px; border: 1px solid var(--line); color: var(--muted); font-weight: 700; } .streak.hot { color: var(--warn); border-color: var(--warn); background: var(--warn-bg); }
.pips { display: flex; gap: 4px; margin-top: 10px; } .pips i { flex: 1; height: 5px; border-radius: 3px; background: var(--panel2); border: 1px solid var(--line); }
.pips i.ok { background: var(--ok); border-color: var(--ok); } .pips i.part { background: var(--warn); border-color: var(--warn); } .pips i.no { background: var(--bad); border-color: var(--bad); } .pips i.now { border-color: var(--text); }
.timer { height: 4px; margin-top: 8px; border-radius: 3px; background: var(--panel2); overflow: hidden; } .timer.off { visibility: hidden; }
.timer i { display: block; height: 100%; width: 100%; background: var(--info); transition: width .1s linear; } .timer i.low { background: var(--bad); } .timer.frozen i { background: var(--muted); }
.incident { margin-top: 12px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 16px; }
.tag { display: flex; flex-wrap: wrap; gap: 6px 12px; font-family: var(--mono); font-size: .74rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.tag .inc { color: var(--bad); } .tag .kind { color: var(--text); }
.q-title { font-weight: 700; margin-bottom: 4px; } .q { font-size: 1.1rem; line-height: 1.45; } .ask { color: var(--muted); font-size: .86rem; margin: 10px 0 2px; font-family: var(--mono); }
.opts { display: grid; gap: 9px; margin-top: 14px; }
.opt { display: flex; align-items: flex-start; gap: 11px; text-align: left; width: 100%; padding: 12px; min-height: 50px; border-radius: 12px; border: 1px solid var(--line); background: var(--panel2); }
.opt:not(:disabled):hover { border-color: var(--muted); }
.opt .key { flex: none; width: 24px; height: 24px; border-radius: 7px; display: grid; place-items: center; font-family: var(--mono); font-size: .76rem; border: 1px solid var(--line); color: var(--muted); background: var(--panel); }
.opt.check .key { border-radius: 5px; } .opt.sel { border-color: var(--info); background: var(--info-bg); } .opt.sel .key { background: var(--info); color: var(--bg); border-color: var(--info); }
.opt.mono pre { flex: 1; min-width: 0; }
.opt.right, .m-item.right, .spot-row.right, .seq li.right .chip-btn, .calc-row.right { border-color: var(--ok); background: var(--ok-bg); }
.opt.wrong, .m-item.wrong, .spot-row.wrong, .seq li.wrong .chip-btn, .calc-row.wrong { border-color: var(--bad); background: var(--bad-bg); }
.opt.missed, .spot-row.missed { border-color: var(--warn); border-style: dashed; background: var(--warn-bg); }
.opt.gone { opacity: .25; text-decoration: line-through; }
.opt:disabled, .m-item:disabled, .spot-row:disabled { color: var(--text); }
.submit { margin-top: 14px; width: 100%; }
.tools { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; } .tools:empty { display: none; }
.tool { flex: 1; min-width: 0; min-height: 42px; padding: 4px 6px; white-space: nowrap; border-radius: 10px; border: 1px dashed var(--line); background: transparent; font-size: .78rem; color: var(--muted); }
.tool:not(:disabled) { color: var(--text); border-style: solid; } .tool:disabled { opacity: .45; } .tool em { font-style: normal; font-family: var(--mono); margin-left: 6px; color: var(--info); }
.feedback { margin-top: 16px; padding: 14px; border-radius: 12px; border: 1px solid var(--line); background: var(--panel2); }
.feedback.ok { border-color: var(--ok); } .feedback.no { border-color: var(--bad); } .feedback.part { border-color: var(--warn); }
.fb-head { display: flex; justify-content: space-between; gap: 10px; font-family: var(--mono); } .feedback.ok .fb-head b { color: var(--ok); } .feedback.no .fb-head b { color: var(--bad); } .feedback.part .fb-head b { color: var(--warn); }
.feedback p { margin: 8px 0 0; } .feedback .why { color: var(--bad); } .feedback .bonus { color: var(--warn); font-weight: 600; }
.fb-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; } .fb-actions .primary { flex: 1; min-width: 160px; } .fb-actions .ghost { max-width: 100%; font-size: .86rem; }
.answer-box { margin-top: 12px; padding: 11px 13px; border-radius: 11px; border: 1px dashed var(--line); background: var(--panel); } .answer-box b { font-size: .8rem; color: var(--muted); display: block; margin-bottom: 4px; } .answer-box ol, .answer-box ul { margin: 4px 0 0; padding-left: 22px; }
.match { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 10px; } .m-col { display: flex; flex-direction: column; gap: 8px; }
.m-item { display: flex; flex-wrap: wrap; align-items: flex-start; gap: 8px; text-align: left; padding: 10px; min-height: 48px; border-radius: 11px; border: 1px solid var(--line); background: var(--panel2); font-size: .92rem; }
.m-item.sel { border-color: var(--info); box-shadow: 0 0 0 2px var(--info-bg); } .m-item.done { background: var(--panel); }
.badge, .badges { font-family: var(--mono); font-size: .74rem; font-weight: 700; color: var(--info); flex: none; } .badge { width: 22px; height: 22px; display: grid; place-items: center; border-radius: 6px; background: var(--info-bg); } .badges:empty { display: none; }
.m-item > span:nth-child(2) { flex: 1; min-width: 0; } .m-item > .fix { flex: 0 0 100%; color: var(--ok); font-size: .84rem; }
.seq { margin: 10px 0 0; padding-left: 26px; min-height: 8px; } .seq li { margin: 6px 0; font-family: var(--mono); color: var(--muted); }
.pool { display: flex; flex-direction: column; gap: 8px; margin-top: 10px; padding-top: 10px; border-top: 1px dashed var(--line); } .pool:empty { display: none; }
.chip-btn { width: 100%; text-align: left; padding: 10px 12px; min-height: 46px; border-radius: 11px; border: 1px solid var(--line); background: var(--panel2); font-family: var(--sans); color: var(--text); } .chip-btn.placed { border-color: var(--info); background: var(--info-bg); }
.sort-card { margin-top: 8px; padding: 18px 14px; border-radius: 12px; border: 1px solid var(--info); background: var(--info-bg); font-size: 1.08rem; min-height: 84px; display: grid; align-items: center; }
.buckets { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; margin-top: 12px; } .bucket { min-height: 52px; } .bucket .key { font-family: var(--mono); font-size: .74rem; opacity: .6; }
.sort-log, .forge-list, .log { list-style: none; margin: 14px 0 0; padding: 0; } .sort-log li, .forge-list li, .log li { display: flex; gap: 10px; padding: 8px 0; border-top: 1px solid var(--line); font-size: .92rem; }
.sort-log small, .forge-list small, .spot-row small, .calc-row small { display: block; color: var(--muted); font-size: .84rem; margin-top: 2px; }
li.ok .mark { color: var(--ok); } li.no .mark { color: var(--bad); } li.part .mark { color: var(--warn); } .mark { flex: none; width: 18px; font-weight: 700; }
.source { margin-top: 10px; padding: 11px 13px; border-radius: 11px; border: 1px solid var(--line); background: var(--panel2); font-size: .95rem; }
.spot { display: flex; flex-direction: column; gap: 8px; margin-top: 10px; }
.spot-row { display: flex; flex-wrap: wrap; gap: 10px; text-align: left; padding: 11px; border-radius: 11px; border: 1px solid var(--line); background: var(--panel2); } .spot-row > span:nth-child(2) { flex: 1; min-width: 0; } .spot-row small { flex-basis: 100%; }
.flag { color: var(--line); } .spot-row.sel { border-color: var(--bad); } .spot-row.sel .flag { color: var(--bad); }
.branch { display: flex; flex-direction: column; gap: 10px; margin-top: 10px; } .b-text { padding: 11px 13px; border-radius: 12px; background: var(--panel2); border: 1px solid var(--line); } .b-text.win { border-color: var(--ok); background: var(--ok-bg); } .b-text.lose { border-color: var(--bad); background: var(--bad-bg); }
.b-you { align-self: flex-end; max-width: 88%; padding: 9px 13px; border-radius: 14px 14px 4px 14px; background: var(--info-bg); border: 1px solid var(--line); font-size: .93rem; } .b-note { color: var(--muted); font-size: .86rem; font-style: italic; } .branch .opts { margin-top: 0; }
.facts { margin-top: 10px; border: 1px solid var(--line); border-radius: 11px; overflow: hidden; display: table; } .facts th { color: var(--muted); font-weight: 500; width: 45%; }
.calc { display: flex; flex-direction: column; gap: 10px; margin-top: 12px; } .calc-row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 11px; } .calc-row > span:first-child { flex: 1 1 180px; } .calc-in { display: flex; align-items: center; gap: 8px; } .calc-in input { width: 130px; font-family: var(--mono); } .calc-in em { font-style: normal; color: var(--muted); font-size: .84rem; } .calc-row small { flex-basis: 100%; }

/* results */
.results { max-width: 720px; margin: 0 auto; padding: 20px 16px 60px; }
.grade { display: flex; align-items: center; gap: 16px; } .grade p { margin: 0; color: var(--muted); } .grade h1 { margin: 0; }
.letter { flex: none; min-width: 84px; height: 84px; padding: 0 12px; display: grid; place-items: center; border-radius: 20px; font: 800 2.6rem var(--mono); border: 2px solid var(--ok); color: var(--ok); background: var(--ok-bg); }
.grade.out .letter { font-size: 1rem; border-color: var(--bad); color: var(--bad); background: var(--bad-bg); } .grade.gC .letter, .grade.gD .letter { border-color: var(--warn); color: var(--warn); background: var(--warn-bg); }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin: 18px 0 10px; } .stat-grid div { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 10px 6px; text-align: center; display: flex; flex-direction: column; } .stat-grid b { font: 700 1.25rem var(--mono); } .stat-grid span { color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; }
.xp-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 12px 14px; } .xp-line { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 8px; } .xp-line b { font: 700 1.1rem var(--mono); color: var(--ok); } .xp-sub { color: var(--muted); font-size: .82rem; margin-top: 6px; }
.log li { align-items: flex-start; } .log li > div { flex: 1; min-width: 0; } .log .pts { font-family: var(--mono); color: var(--muted); font-size: .82rem; } .link { background: none; border: 0; padding: 8px 0; min-height: 44px; display: inline-flex; align-items: center; color: var(--info); font-size: .84rem; text-align: left; }
.stat-grid span { overflow-wrap: normal; }
.quote { margin: 10px 0 0; padding: 10px 14px; border-left: 3px solid var(--info); background: var(--panel2); border-radius: 0 10px 10px 0; font-style: italic; }
.busy p { margin: 0 0 12px; }
.tag .trk { color: var(--c); }
/* track colours are tuned for the dark theme; darken them where they are used as text on a light page */
:root[data-theme="light"] .crumbs, :root[data-theme="light"] .tag .trk { color: color-mix(in srgb, var(--c) 45%, var(--text)); }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) .crumbs, :root:not([data-theme="dark"]) .tag .trk { color: color-mix(in srgb, var(--c) 45%, var(--text)); } }
@media (max-width: 420px) { .stat-grid { grid-template-columns: repeat(2, 1fr); } .zone-head { flex-wrap: wrap; } .zone-head .btn { width: 100%; } .match { gap: 6px; } .m-item { font-size: .86rem; padding: 8px; } }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }