:root {
  --canvas: #f5f1ea;
  --surface: #fffdf9;
  --surface-strong: #ffffff;
  --ink: #1e2522;
  --muted: #747a75;
  --line: #e5e0d7;
  --line-strong: #d2cbc0;
  --accent: #d95d42;
  --accent-dark: #a53e2c;
  --accent-soft: #f9e2d9;
  --mint: #b7d8c8;
  --mint-soft: #e4f1eb;
  --blue-soft: #e1eef0;
  --purple-soft: #eae3f2;
  --yellow-soft: #f8efd3;
  --green: #2b7c5b;
  --red: #bf4839;
  --shadow: 0 16px 40px rgba(34, 34, 28, 0.07);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
}

* { box-sizing: border-box; }
html { min-width: 320px; background: var(--canvas); }
body {
  margin: 0;
  color: var(--ink);
  background: var(--canvas);
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 15px;
  line-height: 1.55;
}
button, input, select { font: inherit; }
button { cursor: pointer; }
button:focus-visible, input:focus-visible, select:focus-visible { outline: 3px solid rgba(217, 93, 66, .28); outline-offset: 2px; }

.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 268px;
  padding: 30px 20px 22px;
  background: #242a27;
  color: #f8f5ef;
  display: flex;
  flex-direction: column;
  z-index: 20;
}
.brand-lockup { display: flex; align-items: center; gap: 12px; padding: 0 10px 30px; }
.brand-mark { position: relative; width: 32px; height: 32px; }
.brand-mark span { position: absolute; display: block; width: 20px; height: 20px; border-radius: 8px 8px 8px 2px; transform: rotate(45deg); }
.brand-mark span:first-child { top: 1px; left: 2px; background: #f0b19e; }
.brand-mark span:last-child { right: 1px; bottom: 1px; background: #78b89d; }
.brand-name { font-weight: 700; letter-spacing: .12em; font-size: 13px; line-height: 1; }
.brand-subtitle { color: #a6aaa5; font-family: 'DM Mono', monospace; font-size: 9px; letter-spacing: .18em; margin-top: 5px; }
.course-card { background: #303733; border: 1px solid rgba(255,255,255,.09); border-radius: 17px; padding: 16px; margin-bottom: 30px; }
.eyebrow { color: var(--muted); text-transform: uppercase; letter-spacing: .14em; font-size: 10px; font-weight: 700; }
.sidebar .eyebrow { color: #9ba39d; margin-bottom: 8px; }
.course-card strong { display: block; font-size: 15px; line-height: 1.35; max-width: 180px; }
.course-progress { background: #49504b; height: 5px; border-radius: 99px; margin: 17px 0 7px; overflow: hidden; }
.course-progress span { display: block; height: 100%; width: 0%; background: #a9d6bd; border-radius: inherit; transition: width .35s ease; }
.course-progress-meta { display: flex; justify-content: space-between; color: #9ba39d; font-size: 11px; }
.primary-nav { display: flex; flex-direction: column; gap: 4px; }
.nav-section-label { color: #78817b; text-transform: uppercase; letter-spacing: .16em; font-size: 10px; font-weight: 700; padding: 0 12px 10px; }
.nav-item, .settings-link { appearance: none; border: 0; background: transparent; color: #bfc5bf; text-align: left; width: 100%; display: flex; align-items: center; gap: 11px; border-radius: 11px; padding: 11px 12px; font-size: 14px; transition: .18s ease; }
.nav-item:hover, .settings-link:hover { background: rgba(255,255,255,.07); color: #fff; }
.nav-item.active { background: #f6f2ea; color: var(--ink); font-weight: 700; }
.nav-icon { width: 18px; text-align: center; font-size: 17px; line-height: 1; opacity: .9; }
.nav-count { margin-left: auto; border-radius: 99px; padding: 2px 7px; font-family: 'DM Mono', monospace; font-size: 10px; color: #89948e; background: rgba(255,255,255,.08); }
.nav-item.active .nav-count { color: var(--accent-dark); background: var(--accent-soft); }
.sidebar-bottom { margin-top: auto; }
.mini-note { display: flex; gap: 8px; align-items: flex-start; color: #88918b; font-size: 11px; line-height: 1.35; padding: 0 10px 16px; }
.status-dot { width: 7px; height: 7px; flex: 0 0 7px; border-radius: 99px; background: #83c19f; margin-top: 5px; box-shadow: 0 0 0 4px rgba(131,193,159,.12); }
.settings-link { color: #8e9890; padding-left: 10px; font-size: 12px; }

.main-area { margin-left: 268px; min-width: 0; width: calc(100% - 268px); }
.topbar { height: 74px; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; padding: 0 50px; background: rgba(245,241,234,.88); backdrop-filter: blur(12px); position: sticky; top: 0; z-index: 10; }
.breadcrumbs { color: var(--muted); font-size: 13px; display: flex; align-items: center; gap: 10px; }
.breadcrumbs span:first-child { color: var(--ink); font-weight: 600; }
.crumb-separator { color: #b5b1a8; }
.topbar-actions { display: flex; align-items: center; gap: 12px; }
.icon-button, .mobile-menu { background: transparent; border: 0; color: var(--muted); width: 32px; height: 32px; border-radius: 8px; font-size: 18px; }
.icon-button:hover, .mobile-menu:hover { background: var(--surface); color: var(--ink); }
.avatar { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; background: var(--accent-soft); color: var(--accent-dark); font-weight: 700; font-size: 13px; }
.mobile-menu { display: none; }
.content-wrap { max-width: 1390px; margin: 0 auto; padding: 50px 50px 80px; }

h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: 'Playfair Display', Georgia, serif; letter-spacing: -.025em; }
h1 { font-size: clamp(34px, 4vw, 58px); line-height: 1.06; margin-bottom: 14px; }
h2 { font-size: 30px; line-height: 1.15; margin-bottom: 12px; }
h3 { font-size: 18px; line-height: 1.25; margin-bottom: 8px; }
.muted { color: var(--muted); }
.eyebrow.accent { color: var(--accent); }
.page-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 34px; }
.page-heading p { color: var(--muted); max-width: 610px; margin-bottom: 0; }
.page-heading-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.button { border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink); border-radius: 10px; padding: 10px 15px; font-weight: 700; font-size: 13px; transition: .18s ease; }
.button:hover { transform: translateY(-1px); box-shadow: 0 8px 18px rgba(25,25,20,.08); }
.button-primary { color: #fffaf4; background: var(--accent); border-color: var(--accent); }
.button-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.button-soft { background: var(--accent-soft); color: var(--accent-dark); border-color: transparent; }
.button-ghost { border-color: transparent; background: transparent; color: var(--muted); }
.button-ghost:hover { background: var(--surface); color: var(--ink); }
.button:disabled { opacity: .5; cursor: not-allowed; transform: none; box-shadow: none; }

.hero-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr); gap: 20px; margin-bottom: 22px; }
.hero-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 33px 35px; min-height: 295px; position: relative; overflow: hidden; }
.hero-card:after { content: ''; position: absolute; right: -68px; bottom: -100px; width: 290px; height: 290px; border-radius: 45% 55% 50% 50%; background: var(--mint-soft); transform: rotate(22deg); z-index: 0; }
.hero-card > * { position: relative; z-index: 1; }
.hero-card h1 { max-width: 620px; }
.hero-card h1 em { color: var(--accent); font-style: normal; }
.hero-card .hero-copy { color: var(--muted); max-width: 610px; margin-bottom: 24px; }
.hero-actions { display: flex; align-items: center; gap: 11px; flex-wrap: wrap; }
.hero-meta { color: var(--muted); font-size: 12px; margin-left: 3px; }
.streak-card { background: #26302b; color: #f9f5ed; border-radius: var(--radius-lg); padding: 27px; min-height: 295px; position: relative; overflow: hidden; }
.streak-card:before { content: ''; position: absolute; width: 190px; height: 190px; border: 1px solid rgba(183,216,200,.24); border-radius: 50%; top: -58px; right: -30px; }
.streak-card:after { content: ''; position: absolute; width: 235px; height: 235px; border: 1px solid rgba(183,216,200,.14); border-radius: 50%; top: -78px; right: -50px; }
.streak-card .eyebrow { color: #a9cdb9; }
.streak-number { font-family: 'Playfair Display', Georgia, serif; font-size: 76px; line-height: 1; margin: 28px 0 7px; color: #d4eadc; }
.streak-label { color: #bdc9c0; font-size: 13px; }
.streak-footer { position: absolute; bottom: 25px; left: 27px; right: 27px; display: flex; justify-content: space-between; align-items: center; color: #829087; font-size: 11px; }
.metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 12px; margin-bottom: 36px; }
.metric-card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 17px; }
.metric-card .metric-value { font-family: 'Playfair Display', Georgia, serif; font-size: 29px; line-height: 1; margin: 13px 0 5px; }
.metric-card .metric-label { color: var(--muted); font-size: 12px; }
.metric-accent { width: 25px; height: 4px; border-radius: 99px; background: var(--accent); }
.metric-mint { background: #80b99d; }
.metric-blue { background: #8ebbc3; }
.metric-purple { background: #ae99c9; }

.section-row { display: flex; align-items: baseline; justify-content: space-between; margin: 0 0 15px; }
.section-row h2 { font-size: 24px; margin-bottom: 0; }
.section-link { border: 0; background: transparent; color: var(--accent-dark); font-weight: 700; font-size: 12px; }
.path-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 12px; margin-bottom: 40px; }
.path-card { background: var(--surface); border: 1px solid var(--line); border-radius: 15px; padding: 17px; min-height: 145px; }
.path-icon { width: 31px; height: 31px; border-radius: 10px; display: grid; place-items: center; font-weight: 700; margin-bottom: 12px; }
.path-card:nth-child(1) .path-icon { background: var(--accent-soft); color: var(--accent-dark); }
.path-card:nth-child(2) .path-icon { background: var(--blue-soft); color: #397584; }
.path-card:nth-child(3) .path-icon { background: var(--purple-soft); color: #6e568c; }
.path-card:nth-child(4) .path-icon { background: var(--mint-soft); color: #39755b; }
.path-card h3 { font-size: 15px; margin-bottom: 3px; }
.path-card p { font-size: 12px; color: var(--muted); margin-bottom: 12px; }
.bar { height: 5px; background: #eae6de; border-radius: 99px; overflow: hidden; }
.bar span { display: block; height: 100%; border-radius: inherit; background: var(--accent); }
.path-meta { color: var(--muted); font-size: 10px; display: flex; justify-content: space-between; margin-top: 7px; }
.dashboard-bottom { display: grid; grid-template-columns: minmax(0,1fr) minmax(300px,.7fr); gap: 20px; }
.activity-card, .quick-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 22px; }
.activity-list { display: flex; flex-direction: column; gap: 13px; }
.activity-item { display: flex; align-items: center; gap: 12px; padding-bottom: 13px; border-bottom: 1px solid #eeeae3; }
.activity-item:last-child { border-bottom: 0; padding-bottom: 0; }
.activity-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--line-strong); }
.activity-dot.good { background: var(--green); }
.activity-dot.bad { background: var(--red); }
.activity-copy { flex: 1; min-width: 0; }
.activity-copy strong { font-size: 13px; display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.activity-copy span { display: block; color: var(--muted); font-size: 11px; }
.activity-score { font-family: 'DM Mono', monospace; font-size: 12px; }
.quick-list { display: flex; flex-direction: column; gap: 9px; }
.quick-item { width: 100%; display: flex; align-items: center; gap: 11px; background: #faf7f1; border: 1px solid #eee9e0; border-radius: 11px; padding: 12px; text-align: left; }
.quick-item:hover { border-color: var(--accent); }
.quick-item-icon { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 8px; background: var(--accent-soft); color: var(--accent-dark); }
.quick-item strong { display: block; font-size: 13px; }
.quick-item span { color: var(--muted); display: block; font-size: 11px; }

.exam-setup { display: grid; grid-template-columns: minmax(0,1.1fr) minmax(300px,.9fr); gap: 20px; align-items: start; }
.setup-card, .formula-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 28px; }
.setup-card h2, .formula-card h2 { font-size: 27px; }
.setup-card > p { color: var(--muted); margin-bottom: 25px; }
.setting-row { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 15px 0; border-top: 1px solid #eeeae3; }
.setting-row:first-of-type { border-top: 0; }
.setting-copy strong { display: block; font-size: 14px; }
.setting-copy span { color: var(--muted); font-size: 11px; display: block; }
.select-control { background: #faf8f4; border: 1px solid var(--line-strong); border-radius: 9px; color: var(--ink); padding: 9px 11px; min-width: 150px; }
.formula-card { background: #26302b; color: #faf5eb; }
.formula-card .eyebrow { color: #a9cdb9; }
.formula-list { margin: 25px 0 26px; display: flex; flex-direction: column; gap: 13px; }
.formula-line { display: flex; align-items: baseline; gap: 12px; border-bottom: 1px solid rgba(255,255,255,.1); padding-bottom: 11px; }
.formula-line strong { color: #d7eadc; font-family: 'DM Mono', monospace; font-size: 13px; min-width: 28px; }
.formula-line span { color: #c4cec6; font-size: 12px; }
.formula-tip { color: #9aa69d; font-size: 11px; line-height: 1.5; }
.setup-footer { display: flex; justify-content: space-between; align-items: center; padding-top: 22px; margin-top: 10px; border-top: 1px solid #eeeae3; }
.setup-note { color: var(--muted); font-size: 11px; }

.session-shell { max-width: 1060px; margin: 0 auto; }
.session-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 13px; }
.session-title { display: flex; align-items: center; gap: 10px; }
.session-title .eyebrow { color: var(--accent); }
.session-progress-text { color: var(--muted); font-family: 'DM Mono', monospace; font-size: 11px; }
.session-progress { background: #e6e1d9; height: 6px; border-radius: 99px; overflow: hidden; margin-bottom: 24px; }
.session-progress span { display: block; height: 100%; border-radius: inherit; background: var(--accent); transition: width .3s ease; }
.question-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 31px 35px 28px; box-shadow: var(--shadow); }
.question-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; flex-wrap: wrap; }
.question-tags { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; }
.pill { border-radius: 99px; padding: 4px 9px; font-size: 10px; font-weight: 700; line-height: 1.2; background: #f0ece5; color: #76766e; }
.pill-accent { background: var(--accent-soft); color: var(--accent-dark); }
.pill-mint { background: var(--mint-soft); color: #39755b; }
.pill-blue { background: var(--blue-soft); color: #397584; }
.pill-purple { background: var(--purple-soft); color: #6e568c; }
.question-number { color: var(--muted); font-family: 'DM Mono', monospace; font-size: 11px; }
.question-prompt { font-size: 20px; line-height: 1.35; font-weight: 600; max-width: 920px; margin-bottom: 21px; }
.question-support { color: var(--muted); font-size: 13px; margin: -11px 0 20px; }
.code-block { margin: 0 0 23px; border-radius: 13px; background: #26302b; color: #eaf2ea; padding: 19px 20px; overflow: auto; font: 13px/1.62 'DM Mono', ui-monospace, SFMono-Regular, Menlo, monospace; white-space: pre; tab-size: 2; }
.code-block .comment { color: #91b49e; }
.code-block.compact { max-height: 330px; }
.answer-options { display: flex; flex-direction: column; gap: 9px; }
.answer-option { position: relative; display: flex; align-items: flex-start; gap: 12px; padding: 14px 15px; border: 1px solid var(--line); border-radius: 11px; background: #fffefa; transition: .16s ease; }
.answer-option:hover { border-color: var(--accent); background: #fffaf5; }
.answer-option input { position: absolute; opacity: 0; pointer-events: none; }
.answer-option .radio { width: 18px; height: 18px; margin-top: 1px; border: 1px solid #bcbab1; border-radius: 50%; flex: 0 0 18px; position: relative; }
.answer-option input:checked + .radio { border-color: var(--accent); box-shadow: inset 0 0 0 4px #fffefa; background: var(--accent); }
.answer-option input:checked ~ .option-body { color: var(--accent-dark); }
.option-letter { font-family: 'DM Mono', monospace; color: var(--muted); font-size: 12px; min-width: 16px; }
.option-body { font-size: 14px; line-height: 1.45; }
.option-body code { font-family: 'DM Mono', monospace; font-size: 12px; }
.input-sequence { display: flex; flex-direction: column; gap: 10px; }
.sequence-row { display: grid; grid-template-columns: minmax(0,1fr) 150px; gap: 15px; align-items: center; padding: 10px 13px; background: #faf8f4; border: 1px solid #eeeae3; border-radius: 10px; }
.sequence-row label { font-size: 13px; }
.answer-input { width: 100%; border: 1px solid var(--line-strong); background: var(--surface-strong); color: var(--ink); border-radius: 8px; padding: 10px 11px; }
.answer-input:disabled, .answer-select:disabled { color: var(--muted); background: #f2eee8; }
.answer-select { width: 100%; border: 1px solid var(--line-strong); background: #fffefa; color: var(--ink); border-radius: 8px; padding: 10px 11px; }
.matching-table { display: flex; flex-direction: column; gap: 9px; }
.matching-row { display: grid; grid-template-columns: minmax(0,1fr) minmax(210px,.85fr); gap: 15px; align-items: center; padding: 11px 13px; border: 1px solid #eeeae3; border-radius: 10px; background: #faf8f4; }
.matching-label { font: 12px/1.45 'DM Mono', monospace; white-space: pre-wrap; }
.fill-code { white-space: pre-wrap; }
.fill-select { display: inline-block; width: auto; min-width: 145px; padding: 4px 7px; margin: 0 2px; color: var(--ink); background: #fff7dc; border: 1px solid #d2b771; border-radius: 6px; font: 12px 'DM Mono', monospace; vertical-align: baseline; }
.question-footer { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-top: 27px; padding-top: 22px; border-top: 1px solid #eeeae3; }
.question-hint { color: var(--muted); font-size: 11px; }
.question-actions { display: flex; gap: 9px; align-items: center; }
.feedback { margin-top: 22px; border-radius: 13px; padding: 18px 19px; border: 1px solid; }
.feedback.good { background: var(--mint-soft); border-color: #b7d8c8; }
.feedback.bad { background: #fff0ec; border-color: #efc4b9; }
.feedback-head { display: flex; align-items: center; gap: 9px; margin-bottom: 9px; }
.feedback-icon { width: 23px; height: 23px; display: grid; place-items: center; border-radius: 50%; font-weight: 700; font-size: 12px; }
.feedback.good .feedback-icon { color: #fff; background: var(--green); }
.feedback.bad .feedback-icon { color: #fff; background: var(--red); }
.feedback strong { font-size: 15px; }
.feedback p { margin: 0 0 12px; font-size: 13px; }
.feedback p:last-child { margin-bottom: 0; }
.feedback-answer-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 2px 0 16px; }
.answer-review { min-width: 0; border: 1px solid #e1dbd2; border-radius: 10px; padding: 12px 13px; background: rgba(255,255,255,.52); }
.answer-review-user.is-correct { border-color: #a8d2bb; background: #f7fffa; }
.answer-review-correct { border-color: #a8d2bb; background: #f7fffa; }
.review-label { margin-bottom: 6px; color: var(--muted); font-size: 9px; font-weight: 700; letter-spacing: .1em; line-height: 1.3; text-transform: uppercase; }
.answer-review-correct .review-label, .answer-review-user.is-correct .review-label { color: var(--green); }
.review-value { color: var(--ink); font-size: 12px; line-height: 1.5; white-space: pre-line; overflow-wrap: anywhere; }
.feedback-section { margin-top: 15px; padding-top: 14px; border-top: 1px solid rgba(91, 105, 94, .16); }
.feedback-section-title { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; color: var(--ink); font-size: 12px; font-weight: 700; }
.step-number { display: inline-grid; flex: 0 0 auto; width: 20px; height: 20px; place-items: center; border-radius: 50%; background: var(--accent-soft); color: var(--accent-dark); font-size: 10px; }
.memory-card { margin-top: 15px; padding: 12px 13px; border: 1px solid #e7d28f; border-radius: 10px; background: #fff7dc; }
.memory-card .feedback-section-title { margin-bottom: 6px; color: #6f5414; }
.memory-card .step-number { background: #f1cf65; color: #6f5414; }
.feedback .memory-rule { margin: 0; color: #5a481d; font-size: 13px; font-weight: 700; line-height: 1.45; }
.theory-box { margin-top: 15px; padding: 13px; border: 1px solid rgba(91, 105, 94, .14); border-radius: 10px; background: rgba(255,255,255,.54); }
.theory-box .feedback-section-title { margin-bottom: 8px; color: var(--accent-dark); }
.theory-box p { color: #48534b; font-size: 12px; }
.mini-example-label { margin: 10px 0 5px; color: var(--muted); font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.mini-example { margin: 0; padding: 10px 11px; border-radius: 8px; background: #26302b; color: #e7f1e9; font: 11px/1.5 'DM Mono', monospace; white-space: pre-wrap; overflow-x: auto; }
.source-note { color: var(--muted); font-size: 10px; margin-top: 14px; }

.bank-toolbar { display: grid; grid-template-columns: minmax(230px,1fr) repeat(3, minmax(130px, .35fr)); gap: 9px; margin-bottom: 17px; }
.search-input { width: 100%; background: var(--surface); border: 1px solid var(--line-strong); border-radius: 10px; padding: 10px 12px 10px 37px; }
.search-wrap { position: relative; }
.search-wrap span { position: absolute; left: 13px; top: 9px; color: var(--muted); }
.bank-layout { display: grid; grid-template-columns: minmax(0,1fr) 300px; gap: 17px; align-items: start; }
.bank-list-card, .bank-info-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); }
.bank-list-card { overflow: hidden; }
.bank-list-head { display: flex; justify-content: space-between; align-items: center; padding: 17px 19px; border-bottom: 1px solid var(--line); }
.bank-list-head strong { font-size: 14px; }
.bank-list-head span { color: var(--muted); font-size: 11px; }
.question-list { display: flex; flex-direction: column; }
.question-list-item { display: grid; grid-template-columns: 38px minmax(0,1fr) auto; gap: 14px; align-items: center; padding: 15px 19px; border-bottom: 1px solid #eeeae3; }
.question-list-item:last-child { border-bottom: 0; }
.question-list-item:hover { background: #fffaf5; }
.list-index { width: 29px; height: 29px; display: grid; place-items: center; border-radius: 9px; background: #f0ece5; color: var(--muted); font: 11px 'DM Mono', monospace; }
.list-copy { min-width: 0; }
.list-copy strong { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: 13px; margin-bottom: 4px; }
.list-copy-meta { display: flex; gap: 6px; flex-wrap: wrap; }
.list-copy-meta span { font-size: 10px; color: var(--muted); }
.list-action { color: var(--accent-dark); border: 0; background: transparent; font-weight: 700; font-size: 11px; white-space: nowrap; }
.bank-info-card { padding: 20px; }
.bank-info-card h3 { font-size: 17px; }
.bank-info-card p { color: var(--muted); font-size: 12px; }
.bank-stat { padding: 12px 0; border-top: 1px solid #eeeae3; display: flex; justify-content: space-between; gap: 10px; font-size: 12px; }
.bank-stat span { color: var(--muted); }
.bank-stat strong { font-family: 'DM Mono', monospace; }
.filter-empty { padding: 50px 20px; text-align: center; color: var(--muted); }

.revision-grid { display: grid; grid-template-columns: minmax(0,1.1fr) minmax(280px,.7fr); gap: 18px; align-items: start; }
.revision-card, .history-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 22px; }
.revision-item { display: flex; gap: 12px; align-items: flex-start; padding: 14px 0; border-bottom: 1px solid #eeeae3; }
.revision-item:last-child { border-bottom: 0; }
.revision-status { width: 27px; height: 27px; flex: 0 0 27px; display: grid; place-items: center; border-radius: 8px; background: #fff0ec; color: var(--red); font-size: 13px; }
.revision-copy { min-width: 0; flex: 1; }
.revision-copy strong { display: block; font-size: 13px; line-height: 1.35; }
.revision-copy span { color: var(--muted); font-size: 11px; }
.history-list { display: flex; flex-direction: column; gap: 11px; }
.history-row { display: flex; justify-content: space-between; gap: 12px; padding-bottom: 11px; border-bottom: 1px solid #eeeae3; }
.history-row:last-child { border-bottom: 0; padding-bottom: 0; }
.history-row strong { font-size: 12px; }
.history-row span { display: block; color: var(--muted); font-size: 10px; }
.history-score { font-family: 'DM Mono', monospace; font-size: 12px; }
.empty-state { text-align: center; padding: 48px 20px; color: var(--muted); }
.empty-state .empty-icon { font-size: 35px; color: var(--accent); margin-bottom: 8px; }

.results-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 31px 35px; }
.results-header { display: flex; justify-content: space-between; gap: 22px; align-items: center; padding-bottom: 28px; border-bottom: 1px solid var(--line); }
.results-header h1 { font-size: 42px; margin-bottom: 8px; }
.results-header p { color: var(--muted); margin-bottom: 0; }
.score-ring { width: 130px; height: 130px; border-radius: 50%; display: grid; place-items: center; background: conic-gradient(var(--accent) var(--score-angle), #eee9e0 0); position: relative; flex: 0 0 130px; }
.score-ring:after { content: ''; position: absolute; inset: 9px; border-radius: 50%; background: var(--surface); }
.score-ring div { position: relative; z-index: 1; text-align: center; }
.score-ring strong { display: block; font-family: 'Playfair Display', Georgia, serif; font-size: 29px; line-height: 1; }
.score-ring span { color: var(--muted); font-size: 10px; }
.result-summary-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin: 23px 0 28px; }
.result-summary { padding: 14px; background: #faf8f4; border-radius: 11px; }
.result-summary strong { display: block; font-family: 'Playfair Display', Georgia, serif; font-size: 25px; }
.result-summary span { color: var(--muted); font-size: 11px; }
.result-topic-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 10px 18px; margin-bottom: 28px; }
.result-topic { font-size: 12px; }
.result-topic-head { display: flex; justify-content: space-between; margin-bottom: 5px; }
.result-topic-head span { color: var(--muted); }
.result-topic .bar span { background: var(--green); }
.results-actions { display: flex; gap: 9px; flex-wrap: wrap; padding-top: 22px; border-top: 1px solid var(--line); }
.result-review-list { margin-top: 24px; }
.result-review-row { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px solid #eeeae3; }
.result-review-row span { font-size: 12px; flex: 1; }
.review-mark { color: var(--red); }

.modal-backdrop { position: fixed; inset: 0; background: rgba(28,32,29,.5); display: grid; place-items: center; z-index: 100; padding: 20px; }
.modal-backdrop.hidden { display: none; }
.modal-card { max-width: 500px; background: var(--surface); border-radius: 20px; padding: 30px; position: relative; box-shadow: 0 24px 80px rgba(0,0,0,.2); }
.modal-card h2 { margin-top: 10px; }
.modal-card p { color: var(--muted); font-size: 13px; }
.modal-close { position: absolute; right: 16px; top: 14px; border: 0; background: transparent; color: var(--muted); font-size: 25px; }
.modal-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 9px; margin: 22px 0; }
.modal-grid div { background: #f8f4ed; border-radius: 10px; padding: 13px 10px; text-align: center; }
.modal-grid strong { display: block; font-family: 'Playfair Display', Georgia, serif; font-size: 24px; }
.modal-grid span { display: block; color: var(--muted); font-size: 10px; }
.toast-region { position: fixed; right: 22px; bottom: 22px; z-index: 120; display: flex; flex-direction: column; gap: 8px; }
.toast { background: #26302b; color: #fff; border-radius: 10px; box-shadow: var(--shadow); padding: 12px 15px; font-size: 12px; max-width: 330px; animation: toast-in .22s ease both; }
@keyframes toast-in { from { transform: translateY(8px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

body.high-contrast { --canvas: #fff; --surface: #fff; --line: #c5c5c5; --muted: #4d514e; }

@media (max-width: 1100px) {
  .content-wrap { padding-left: 30px; padding-right: 30px; }
  .topbar { padding-left: 30px; padding-right: 30px; }
  .path-grid { grid-template-columns: repeat(2,1fr); }
  .metric-grid { grid-template-columns: repeat(2,1fr); }
  .hero-grid, .exam-setup, .revision-grid { grid-template-columns: 1fr; }
  .bank-layout { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .sidebar { transform: translateX(-100%); transition: transform .22s ease; box-shadow: 12px 0 30px rgba(0,0,0,.12); }
  .sidebar.open { transform: translateX(0); }
  .main-area { margin-left: 0; width: 100%; }
  .topbar { height: 62px; padding: 0 18px; }
  .mobile-menu { display: block; margin-right: 5px; }
  .breadcrumbs span:first-child { display: none; }
  .content-wrap { padding: 30px 18px 60px; }
  .page-heading { align-items: flex-start; flex-direction: column; margin-bottom: 24px; }
  .page-heading h1 { font-size: 38px; }
  .hero-card, .streak-card, .setup-card, .formula-card, .question-card, .results-card { padding: 23px; }
  .hero-card { min-height: 0; }
  .streak-card { min-height: 220px; }
  .streak-number { margin-top: 20px; font-size: 64px; }
  .metric-grid { gap: 8px; }
  .metric-card { padding: 13px; }
  .metric-card .metric-value { font-size: 24px; }
  .path-grid { gap: 8px; }
  .path-card { min-height: 0; padding: 13px; }
  .dashboard-bottom { grid-template-columns: 1fr; }
  .bank-toolbar { grid-template-columns: 1fr 1fr; }
  .search-wrap { grid-column: 1 / -1; }
  .question-prompt { font-size: 18px; }
  .question-footer, .results-header { align-items: flex-start; flex-direction: column; }
  .question-actions { width: 100%; }
  .question-actions .button { flex: 1; }
  .sequence-row, .matching-row { grid-template-columns: 1fr; gap: 7px; }
  .feedback-answer-grid { grid-template-columns: 1fr; }
  .result-summary-grid { grid-template-columns: 1fr; }
  .result-topic-grid { grid-template-columns: 1fr; }
  .results-header h1 { font-size: 35px; }
  .score-ring { align-self: center; }
  .question-list-item { grid-template-columns: 30px minmax(0,1fr); gap: 10px; }
  .list-action { grid-column: 2; text-align: left; }
}