:root {
  --bg: #f5f7fb;
  --panel: #ffffff;
  --panel-2: #eef3f9;
  --ink: #172033;
  --muted: #5d6778;
  --line: #d9e0ea;
  --accent: #1f5f8b;
  --accent-2: #0f766e;
  --danger: #b42318;
  --warn: #b54708;
  --ok: #027a48;
  --shadow: 0 12px 28px rgba(16, 24, 40, 0.08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.45;
}

.app-header {
  background: linear-gradient(135deg, #102a43, #1f5f8b);
  color: white;
  padding: 24px 28px;
}
.header-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: end;
  max-width: 1320px;
  margin: 0 auto;
}
.eyebrow {
  margin: 0 0 6px;
  font-size: 0.78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  opacity: .82;
}
h1 { margin: 0; font-size: clamp(1.7rem, 3vw, 2.6rem); line-height: 1.05; }
.subtitle { max-width: 840px; margin: 10px 0 0; opacity: .9; }
.status-card {
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.24);
  border-radius: 18px;
  padding: 14px 16px;
  min-width: 280px;
}
.status-card strong { display: block; font-size: .85rem; opacity: .85; margin-bottom: 4px; }
.status-card span { display: block; font-size: .95rem; }
.profile-indicator {
  margin: 10px 0 0;
  font-size: .92rem;
  font-weight: 700;
  opacity: .95;
}
.profile-card { margin-bottom: 16px; }
.profile-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.hidden-file-input { display: none !important; }
.resume-exam-callout {
  border-left: 5px solid var(--accent);
  padding: 12px 14px;
  border-radius: 12px;
  background: var(--panel-2);
}
.review-preview-card { margin-top: 0; }
.review-list-panel {
  border: 0;
  padding: 0;
}
.review-list-panel > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 16px;
  padding: 4px 0 12px;
  font-weight: 800;
  font-size: 1.05rem;
}
.review-list-panel > summary::-webkit-details-marker { display: none; }
.review-list-panel > summary::before {
  content: '▸';
  margin-right: 8px;
  color: var(--accent);
  font-weight: 900;
}
.review-list-panel[open] > summary::before { content: '▾'; }
.review-list-title { flex: 1 1 auto; }
.review-list-body {
  padding-top: 4px;
  border-top: 1px solid var(--line);
}

main { max-width: 1320px; margin: 0 auto; padding: 22px 18px 40px; }

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0;
}
.tab-button, button, .button-label {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  border-radius: 12px;
  padding: 9px 12px;
  font-weight: 700;
  cursor: pointer;
  transition: transform .05s ease, background .15s ease, border .15s ease;
}
.tab-button:hover, button:hover, .button-label:hover { transform: translateY(-1px); }
.tab-button.active, .primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.secondary { background: var(--panel-2); }
.danger { background: var(--danger); color: white; border-color: var(--danger); }
.good { background: var(--ok); color: white; border-color: var(--ok); }
button:disabled { opacity: .5; cursor: not-allowed; transform: none; }
input[type="file"] { display: none; }

.view { display: none; }
.view.active { display: block; }
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}
.card h2, .card h3 { margin-top: 0; }
.grid { display: grid; gap: 16px; }
.grid.two { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.kpi {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px;
  box-shadow: var(--shadow);
}
.kpi .label { color: var(--muted); font-weight: 700; font-size: .84rem; }
.kpi .value { font-size: 2rem; font-weight: 850; margin-top: 4px; }
.kpi .note { color: var(--muted); font-size: .85rem; }

.filters {
  display: grid;
  grid-template-columns: repeat(5, minmax(150px, 1fr));
  gap: 12px;
  align-items: end;
}
label { font-weight: 750; color: #243047; font-size: .9rem; }
select, input[type="number"], input[type="text"] {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 9px 10px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}
.check-row { display: flex; flex-wrap: wrap; gap: 10px; }
.check-chip {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 7px 10px;
  font-weight: 700;
  color: #27364d;
}
.table-wrap { overflow: auto; border: 1px solid var(--line); border-radius: 14px; }
table { border-collapse: collapse; width: 100%; min-width: 720px; background: #fff; }
th, td { border-bottom: 1px solid var(--line); padding: 9px 10px; text-align: left; vertical-align: top; }
th { background: #eef3f9; color: #243047; font-size: .86rem; }
tr:last-child td { border-bottom: 0; }
.badge {
  display: inline-block;
  border-radius: 999px;
  padding: 3px 8px;
  font-weight: 800;
  font-size: .78rem;
  background: #eef3f9;
  color: #243047;
}
.badge.ok { background: #d1fadf; color: #05603a; }
.badge.warn { background: #fef0c7; color: #93370d; }
.badge.danger { background: #fee4e2; color: #912018; }

.question-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  padding: 18px;
}
.question-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.question-stem { font-size: 1.12rem; font-weight: 760; margin: 10px 0 16px; }
.choice-list { display: grid; gap: 10px; }
.choice {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 11px 12px;
  background: #fff;
  cursor: pointer;
  text-align: left;
  font-weight: 650;
}
.choice small { color: var(--muted); font-weight: 900; margin-right: 8px; }
.choice.selected { border-color: var(--accent); background: #e8f3fb; }
.choice.correct { border-color: #12b76a; background: #ecfdf3; }
.choice.incorrect { border-color: #f04438; background: #fef3f2; }
.feedback {
  margin-top: 16px;
  border-left: 5px solid var(--accent);
  background: #f8fbff;
  border-radius: 12px;
  padding: 14px;
}
.feedback.correct { border-color: var(--ok); }
.feedback.incorrect { border-color: var(--danger); }
.feedback h4 { margin: 0 0 6px; }
.feedback p { margin: 8px 0; }

.exam-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 16px;
}
.progress-grid { display: grid; grid-template-columns: repeat(10, 1fr); gap: 6px; }
.progress-dot {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 0;
  text-align: center;
  background: #fff;
  font-size: .78rem;
  cursor: pointer;
}
.progress-dot.answered { background: #d1e9ff; border-color: #84caff; }
.progress-dot.current { outline: 3px solid rgba(31,95,139,.25); border-color: var(--accent); }
.timer { font-size: 1.4rem; font-weight: 900; color: var(--accent); }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: .86rem; }
.notice {
  border: 1px solid #fedf89;
  background: #fffaeb;
  color: #7a2e0e;
  border-radius: 14px;
  padding: 12px;
}
.footer {
  text-align: center;
  color: var(--muted);
  padding: 18px;
}

@media (max-width: 940px) {
  .header-inner, .grid.two, .grid.three, .grid.four, .exam-layout { grid-template-columns: 1fr; }
  .filters { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  main { padding: 12px; }
  .filters { grid-template-columns: 1fr; }
  .toolbar { align-items: stretch; }
  .tab-button, button, .button-label { width: 100%; text-align: center; }
}

/* Phase 3.1 refinements */
.filters.compact {
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}
.button-stack {
  display: flex;
  align-items: end;
}
.inline-tools {
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
button:disabled,
button[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
}
.exam-preview {
  margin-top: 16px;
}
.exam-preview h4 {
  margin: 10px 0 8px;
}
.notice.good-note {
  border-left-color: #15803d;
  background: #f0fdf4;
}
.notice.warn-note {
  border-left-color: #b45309;
  background: #fffbeb;
}
.choice-rationale {
  margin-top: 14px;
  border: 1px solid #dbe3ef;
  border-radius: 12px;
  padding: 10px 12px;
  background: #fbfdff;
}
.choice-rationale summary {
  cursor: pointer;
  font-weight: 700;
  margin-bottom: 8px;
}
.choice-rationale table {
  margin-top: 8px;
}
.feedback p {
  line-height: 1.45;
}
@media (max-width: 720px) {
  .button-stack { align-items: stretch; }
  .button-stack button { width: 100%; }
}


/* v3.3.3 layout hotfix
   Fixes tables and card backgrounds that looked too narrow when dashboard/QA tables used long text.
   The app now uses a wider desktop canvas, responsive card grids, and safe table wrapping. */
main,
.header-inner {
  width: min(100%, 1760px);
  max-width: none;
}

.card,
.kpi,
.question-card,
.toolbar,
.notice {
  width: 100%;
  min-width: 0;
}

.grid {
  width: 100%;
  align-items: stretch;
}

.grid.two {
  grid-template-columns: repeat(auto-fit, minmax(min(680px, 100%), 1fr));
}

.grid.three {
  grid-template-columns: repeat(auto-fit, minmax(min(420px, 100%), 1fr));
}

.grid.four {
  grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
}

.table-wrap {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  background: #fff;
}

table {
  width: 100%;
  min-width: min(720px, 100%);
  max-width: 100%;
}

th,
td {
  overflow-wrap: anywhere;
  word-break: normal;
}

.release-table td:first-child {
  white-space: normal;
}

#selfCheckTable table,
#domainTable table,
#difficultyTable table,
#varietyTable table,
#qaTable table,
#trackingSummary table,
#weakAreasTable table {
  min-width: min(720px, 100%);
}

.sa-prompt { font-size: 1.05rem; font-weight: 650; margin: 12px 0; }
.sa-feedback { margin: 12px 0; padding: 10px 12px; border-radius: 12px; background: var(--panel-2); }
.sa-feedback.badge.ok { background: #ecfdf3; color: var(--ok); }
.sa-feedback.badge.warn { background: #fff8eb; color: var(--warn); }
.sa-answer-block { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.sa-self-grade .check-row { gap: 8px; flex-wrap: wrap; }
.sa-answer-row textarea { width: 100%; min-height: 88px; font: inherit; padding: 10px 12px; border-radius: 12px; border: 1px solid var(--line); }

/* Part II written practice */
.part2-mode-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; }
.part2-header-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.part2-prompt-body { white-space: pre-wrap; line-height: 1.5; margin: 12px 0; }
.part2-meta-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.part2-template-hint { margin: 14px 0; border: 1px solid var(--line); border-radius: 12px; padding: 10px 14px; background: var(--panel-2); }
.part2-template-list { margin: 8px 0 0 18px; }
.part2-answer-grid label { display: block; margin-bottom: 14px; }
.part2-answer-grid textarea { width: 100%; min-height: 72px; font: inherit; padding: 10px 12px; border-radius: 12px; border: 1px solid var(--line); resize: vertical; }
.part2-model-block { white-space: pre-wrap; line-height: 1.45; }
.part2-workspace-card .p2-rubric-input { width: 4.5rem; }
.part2-variable-summary { margin: 10px 0; }
.part2-admin-panel { border: 1px dashed var(--line); border-radius: 10px; padding: 8px 12px; }
.part2-source-ref { margin: 8px 0 4px; line-height: 1.45; }
.p2-qa-table { width: 100%; border-collapse: collapse; margin: 8px 0; font-size: 0.92rem; }
.p2-qa-table th { text-align: left; padding: 4px 8px 4px 0; color: var(--muted); font-weight: 600; vertical-align: top; }
.p2-qa-table td { padding: 4px 0; }

@media (min-width: 1500px) {
  main { padding-left: 28px; padding-right: 28px; }
}