/* L3 MOCK ELT — practice test */
:root {
  --bg: #FAF9F5;
  --bg-soft: #F3F1EA;
  --card: #FFFEFB;
  --ink: #262624;
  --muted: #6E6A63;
  --faint: #9A958C;
  --accent: #C96442;
  --accent-deep: #A94F31;
  --accent-soft: rgba(201, 100, 66, .09);
  --line: rgba(38, 38, 36, .13);
  --line-soft: rgba(38, 38, 36, .07);
  --good: #3E7A50;
  --good-soft: rgba(62, 122, 80, .10);
  --bad: #B3442E;
  --bad-soft: rgba(179, 68, 46, .09);
  --radius: 14px;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  --shadow: 0 1px 2px rgba(38, 38, 36, .05), 0 10px 30px -22px rgba(38, 38, 36, .35);
}
[data-theme="dark"] {
  --bg: #1D1B19;
  --bg-soft: #232120;
  --card: #262422;
  --ink: #EDEAE4;
  --muted: #A9A29A;
  --faint: #837D75;
  --accent: #D97B57;
  --accent-deep: #E59372;
  --accent-soft: rgba(217, 123, 87, .13);
  --line: rgba(237, 234, 228, .15);
  --line-soft: rgba(237, 234, 228, .08);
  --good: #82C296;
  --good-soft: rgba(130, 194, 150, .12);
  --bad: #E48E7A;
  --bad-soft: rgba(228, 142, 122, .12);
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 14px 34px -22px rgba(0, 0, 0, .8);
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { animation-duration: .001ms !important; transition-duration: .001ms !important; } }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--sans); font-size: 16px; line-height: 1.62;
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--accent-soft); }
a { color: var(--accent-deep); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font-family: inherit; }
.icon { width: 1em; height: 1em; display: inline-block; vertical-align: -.14em; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* topbar */
.topbar { position: sticky; top: 0; z-index: 40; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--line-soft); }
.topbar-in { display: flex; align-items: center; gap: 14px; height: 58px; }
.brand { display: flex; align-items: baseline; gap: 10px; min-width: 0; }
.brand b { font: 700 13px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; }
.brand span { font-size: 12px; color: var(--faint); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.top-right { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.iconbtn { width: 36px; height: 36px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 10px; background: transparent; color: var(--muted); cursor: pointer; transition: .15s; }
.iconbtn:hover { color: var(--ink); border-color: var(--faint); }
.iconbtn .icon { width: 17px; height: 17px; }

/* generic */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.eyebrow { font: 600 11px/1.4 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--accent-deep); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 46px; padding: 0 20px; border-radius: 11px; border: 1px solid var(--line); background: transparent; color: var(--ink); font: 600 14.5px/1 var(--sans); cursor: pointer; transition: .16s; }
.btn:hover { border-color: var(--faint); background: var(--bg-soft); }
.btn .icon { width: 16px; height: 16px; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-deep); border-color: var(--accent-deep); }
.btn-ghost { border-color: transparent; color: var(--muted); }
.btn-ghost:hover { color: var(--ink); background: var(--bg-soft); }
.btn-sm { height: 38px; padding: 0 14px; font-size: 13.5px; border-radius: 9px; }
.btn[disabled] { opacity: .4; cursor: not-allowed; }

/* ---------- start ---------- */
.hero { padding: 58px 0 26px; }
.hero h1 { font: 400 clamp(34px, 5.4vw, 58px)/1.06 var(--serif); letter-spacing: -.02em; margin: 14px 0 0; }
.hero h1 em { font-style: italic; color: var(--accent-deep); }
.hero .lead { max-width: 620px; color: var(--muted); font-size: 16.5px; margin: 16px 0 0; }
.hero .lead b { color: var(--ink); font-weight: 600; }
.badge { display: inline-flex; align-items: center; gap: 7px; height: 26px; padding: 0 10px; border: 1px solid var(--line); border-radius: 999px; font: 600 11.5px/1 var(--mono); letter-spacing: .08em; color: var(--muted); }
.badge i { width: 5px; height: 5px; border-radius: 50%; background: var(--good); display: block; }
.facts { display: flex; flex-wrap: wrap; gap: 22px; margin: 26px 0 0; padding: 18px 0 0; border-top: 1px solid var(--line-soft); }
.fact { display: flex; align-items: flex-start; gap: 9px; color: var(--muted); font-size: 13.5px; max-width: 250px; }
.fact .icon { width: 16px; height: 16px; color: var(--accent); margin-top: 3px; flex: none; }

.sections { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 30px 0 0; }
.sec-card { padding: 20px; display: flex; flex-direction: column; gap: 6px; transition: .18s; }
.sec-card:hover { border-color: var(--faint); transform: translateY(-1px); }
.sec-card .num { font: 700 11px/1 var(--mono); letter-spacing: .12em; color: var(--faint); text-transform: uppercase; }
.sec-card h3 { margin: 2px 0 0; font: 600 19px/1.25 var(--sans); }
.sec-card p { margin: 0; color: var(--muted); font-size: 13px; }
.sec-card .go { margin-top: 14px; display: inline-flex; align-items: center; gap: 6px; font: 600 13px var(--sans); color: var(--accent-deep); background: none; border: 0; padding: 0; cursor: pointer; }
.sec-card .go .icon { width: 15px; height: 15px; }
.startbar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin: 26px 0 60px; }
.startbar .note { color: var(--faint); font-size: 12.5px; margin-left: auto; }
.resume { display: flex; align-items: center; gap: 14px; padding: 14px 16px; margin: 22px 0 0; border: 1px dashed var(--line); border-radius: 12px; background: var(--accent-soft); font-size: 13.5px; }
.resume b { font-weight: 600; }
.resume .btn { margin-left: auto; }

/* ---------- quiz ---------- */
.quiz { padding: 22px 0 70px; }
.qhead { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; padding-bottom: 14px; border-bottom: 1px solid var(--line-soft); }
.qhead .sec { font: 700 12px/1 var(--mono); letter-spacing: .13em; text-transform: uppercase; color: var(--accent-deep); }
.qhead .pos { font-size: 13px; color: var(--muted); }
.qhead .pos b { color: var(--ink); font-weight: 600; }
.qhead .score { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.pill { display: inline-flex; align-items: center; gap: 6px; height: 28px; padding: 0 10px; border-radius: 8px; font: 600 12px/1 var(--mono); border: 1px solid var(--line); color: var(--muted); }
.pill.ok { color: var(--good); border-color: color-mix(in srgb, var(--good) 35%, transparent); background: var(--good-soft); }
.pill.no { color: var(--bad); border-color: color-mix(in srgb, var(--bad) 32%, transparent); background: var(--bad-soft); }
.pill .icon { width: 13px; height: 13px; }
.timer { font: 600 12px var(--mono); color: var(--faint); }
.bar { height: 3px; background: var(--line-soft); border-radius: 3px; margin-top: 12px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--accent); border-radius: 3px; transition: width .3s; }
.dots { display: flex; gap: 5px; margin-top: 12px; }
.dots button { width: 18px; height: 4px; padding: 0; border: 0; border-radius: 2px; background: var(--line); cursor: pointer; }
.dots button.done { background: var(--accent); }
.dots button.cur { background: var(--ink); }

.qbody { display: grid; grid-template-columns: minmax(0, 1fr); gap: 22px; margin-top: 24px; }
.qbody.with-text { grid-template-columns: minmax(0, 420px) minmax(0, 1fr); align-items: start; }
.passage { position: sticky; top: 76px; max-height: calc(100vh - 100px); overflow: auto; padding: 18px 18px 20px; background: var(--bg-soft); border: 1px solid var(--line-soft); border-radius: 12px; }
.passage h4 { margin: 0 0 10px; font: 700 11px/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--faint); }
.passage p { margin: 0 0 12px; font-size: 13.8px; line-height: 1.68; color: color-mix(in srgb, var(--ink) 88%, var(--muted)); }
.passage p:last-child { margin-bottom: 0; }
.qmain { min-width: 0; }
.qcard { padding: 26px 26px 22px; }
.qtop { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.qno { display: inline-grid; place-items: center; min-width: 34px; height: 26px; padding: 0 8px; border-radius: 7px; background: var(--ink); color: var(--bg); font: 700 12.5px/1 var(--mono); }
.qpart { font-size: 12px; color: var(--faint); }
.tag { margin-left: auto; font: 600 10.5px/1 var(--mono); letter-spacing: .06em; color: var(--muted); border: 1px solid var(--line-soft); border-radius: 999px; padding: 5px 9px; }
.qtext { font: 400 clamp(19px, 2.2vw, 22px)/1.5 var(--serif); margin: 0 0 6px; white-space: pre-line; }
.qtext .blank { display: inline-block; min-width: 62px; border-bottom: 2px solid var(--accent); height: 1.1em; vertical-align: -.12em; }
.opts { list-style: none; margin: 20px 0 0; padding: 0; display: flex; flex-direction: column; gap: 9px; }
.opt { display: flex; align-items: flex-start; gap: 12px; width: 100%; text-align: left; padding: 13px 15px; border: 1px solid var(--line); border-radius: 11px; background: var(--card); color: var(--ink); font-size: 15.5px; line-height: 1.45; cursor: pointer; transition: .14s; }
.opt:hover:not(:disabled) { border-color: var(--faint); background: var(--bg-soft); }
.opt .k { flex: none; width: 25px; height: 25px; display: grid; place-items: center; border-radius: 7px; border: 1px solid var(--line); font: 700 12px/1 var(--mono); color: var(--muted); margin-top: 1px; }
.opt .v { flex: 1; min-width: 0; }
.opt .mk { flex: none; width: 18px; height: 18px; margin-top: 3px; opacity: 0; }
.opt:disabled { cursor: default; }
.opt.correct { border-color: color-mix(in srgb, var(--good) 55%, transparent); background: var(--good-soft); }
.opt.correct .k { background: var(--good); border-color: var(--good); color: #fff; }
.opt.correct .mk { opacity: 1; color: var(--good); }
.opt.wrong { border-color: color-mix(in srgb, var(--bad) 50%, transparent); background: var(--bad-soft); }
.opt.wrong .k { background: var(--bad); border-color: var(--bad); color: #fff; }
.opt.wrong .mk { opacity: 1; color: var(--bad); }
.opt.muted { opacity: .55; }

.fb { margin-top: 18px; border-top: 1px solid var(--line-soft); padding-top: 16px; animation: fbIn .22s ease-out; }
@keyframes fbIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
.fb-head { display: flex; align-items: center; gap: 9px; font: 700 12px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.fb-head .icon { width: 18px; height: 18px; }
.fb.ok .fb-head { color: var(--good); }
.fb.no .fb-head { color: var(--bad); }
.fb-line { margin: 12px 0 0; font-size: 14.6px; line-height: 1.62; }
.fb-line b { font-weight: 600; }
.fb-line .lab { font: 600 11px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--faint); display: block; margin-bottom: 5px; }
.fb-wrong { color: var(--bad); }
.fb-right { color: var(--good); }
.ev { margin: 14px 0 0; padding: 11px 14px; border-left: 2px solid var(--accent); background: var(--accent-soft); border-radius: 0 8px 8px 0; font: 400 13.6px/1.6 var(--serif); color: color-mix(in srgb, var(--ink) 86%, var(--muted)); }
.ev .lab { font: 600 10px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--accent-deep); display: block; margin-bottom: 6px; }
.qnav { display: flex; align-items: center; gap: 10px; margin-top: 20px; }
.qnav .next { margin-left: auto; }
.hint { font-size: 12.5px; color: var(--faint); }
kbd { font: 600 11px var(--mono); border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 5px; padding: 1px 5px; color: var(--muted); background: var(--bg-soft); }

/* ---------- section end ---------- */
.mid { padding: 60px 0 80px; }
.midcard { max-width: 620px; margin: 0 auto; padding: 34px; text-align: center; }
.midcard .big { font: 400 64px/1 var(--serif); letter-spacing: -.02em; }
.midcard .big small { font-size: 22px; color: var(--faint); }
.midcard h2 { margin: 6px 0 0; font: 600 20px/1.3 var(--sans); }
.midcard p { color: var(--muted); margin: 8px 0 0; }
.midcard .wrongs { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; margin: 16px 0 0; }
.chip { display: inline-flex; align-items: center; height: 26px; padding: 0 9px; border-radius: 7px; border: 1px solid var(--line); font: 600 12px var(--mono); color: var(--muted); }
.midcard .acts { display: flex; gap: 10px; justify-content: center; margin-top: 24px; flex-wrap: wrap; }

/* ---------- report ---------- */
.report { padding: 36px 0 80px; }
.rhead { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; border-bottom: 1px solid var(--line); padding-bottom: 20px; }
.rhead h1 { margin: 8px 0 0; font: 400 clamp(30px, 4vw, 44px)/1.1 var(--serif); letter-spacing: -.015em; }
.rhead .sub { color: var(--muted); font-size: 14px; margin: 8px 0 0; }
.rscore { text-align: right; }
.rscore .n { font: 400 62px/1 var(--serif); letter-spacing: -.03em; }
.rscore .n small { font-size: 22px; color: var(--faint); }
.rscore .pct { font: 600 12px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--accent-deep); }
.verdict { margin-top: 10px; font-size: 13px; color: var(--muted); }
.grid2 { display: grid; grid-template-columns: minmax(0, 340px) minmax(0, 1fr); gap: 16px; margin-top: 22px; align-items: start; }
.panel { padding: 20px; }
.panel h3 { margin: 0 0 14px; font: 700 11px/1 var(--mono); letter-spacing: .13em; text-transform: uppercase; color: var(--faint); }
.brow { margin-bottom: 14px; }
.brow:last-child { margin-bottom: 0; }
.brow .t { display: flex; justify-content: space-between; font-size: 13.5px; margin-bottom: 6px; }
.brow .t b { font-weight: 600; }
.brow .t span { color: var(--muted); font: 600 12px var(--mono); }
.track { height: 6px; background: var(--line-soft); border-radius: 4px; overflow: hidden; }
.track i { display: block; height: 100%; border-radius: 4px; background: var(--good); }
.track i.mid { background: var(--accent); }
.track i.low { background: var(--bad); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.notecard { padding: 16px 18px; background: var(--accent-soft); border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent); border-radius: 12px; font-size: 13.5px; color: color-mix(in srgb, var(--ink) 84%, var(--muted)); }
.notecard b { font-weight: 600; }
.wronglist { margin-top: 18px; }
.wronglist > h3 { font: 700 11px/1 var(--mono); letter-spacing: .13em; text-transform: uppercase; color: var(--faint); margin: 0 0 10px; }
.whead { display: flex; align-items: center; gap: 12px; margin: 0 0 10px; }
.whead h3 { font: 700 11px/1 var(--mono); letter-spacing: .13em; text-transform: uppercase; color: var(--faint); margin: 0; }
.whead .btn { margin-left: auto; }
.witem { border: 1px solid var(--line); border-radius: 12px; background: var(--card); margin-bottom: 8px; overflow: hidden; }
.witem summary { display: flex; align-items: center; gap: 10px; padding: 13px 15px; cursor: pointer; list-style: none; }
.witem summary::-webkit-details-marker { display: none; }
.witem .qn { font: 700 12px var(--mono); color: var(--bad); flex: none; }
.witem .qt { flex: 1; min-width: 0; font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.witem .badge2 { flex: none; font: 600 11px var(--mono); color: var(--muted); }
.wbody { padding: 0 15px 15px; border-top: 1px solid var(--line-soft); margin-top: 0; }
.wbody .row { margin-top: 12px; font-size: 14px; }
.wbody .row .lab { font: 600 10.5px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--faint); display: block; margin-bottom: 4px; }
.wbody .your { color: var(--bad); }
.wbody .right { color: var(--good); }
.rfoot { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 22px; }
.rfoot .spacer { flex: 1; }
.small { font-size: 12.5px; color: var(--faint); }
.pagefoot { border-top: 1px solid var(--line-soft); padding: 20px 0 40px; color: var(--faint); font-size: 12px; display: flex; gap: 12px; flex-wrap: wrap; justify-content: space-between; }

/* ---------- responsive ---------- */
@media (max-width: 940px) {
  .qbody.with-text { grid-template-columns: minmax(0, 1fr); }
  .passage { position: static; max-height: none; }
  .grid2 { grid-template-columns: minmax(0, 1fr); }
  .sections { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .wrap { padding: 0 16px; }
  .hero { padding: 34px 0 18px; }
  .hero .lead { font-size: 15px; }
  .facts { gap: 12px; }
  .fact { max-width: none; }
  .sec-card { padding: 16px; }
  .qcard { padding: 18px 16px 16px; }
  .qhead { gap: 8px; }
  .qhead .score { margin-left: 0; width: 100%; }
  .opt { padding: 12px 13px; font-size: 15px; }
  .midcard { padding: 24px 18px; }
  .rscore { text-align: left; }
  .rhead { flex-direction: column; align-items: flex-start; }
  .witem .qt { white-space: normal; }
}
@media print {
  .topbar, .rfoot, .qnav, .pagefoot { display: none !important; }
  body { background: #fff; }
  .card, .panel { box-shadow: none; }
  .witem { break-inside: avoid; }
  .witem[open] summary { font-weight: 600; }
}