/* ==================================================================
   EdWatch Training — Climate Scenario Analysis
   One stylesheet for every page.

   Colour idea: each case study has its own colour.
     Case study 1 (Sukkur textile dyeing)  -> indigo dye
     Case study 2 (Kuwait refinery)        -> flare amber
   ================================================================== */

:root {
  --bg: #eef1f4;
  --surface: #ffffff;
  --ink: #17202b;
  --muted: #56626f;
  --line: #d3dae1;
  --line-strong: #aab5c0;

  --indigo: #2c3e9e;
  --indigo-deep: #1c2870;
  --indigo-tint: #e7eaf8;
  --amber: #9a5412;
  --amber-bright: #e39a3b;
  --amber-tint: #f8ecdc;

  --ok: #17754f;
  --ok-tint: #e0f3ea;
  --bad: #b3312a;
  --bad-tint: #fbe6e4;

  /* Neutral pages use ink as the accent; case pages override it. */
  --accent: var(--ink);
  --accent-tint: #e4e8ec;

  --display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --body: "Atkinson Hyperlegible", "Segoe UI", system-ui, -apple-system, sans-serif;

  --r-sm: 6px;
  --r-md: 10px;
  --page: 1180px;
}

body[data-cs="1"] { --accent: var(--indigo); --accent-tint: var(--indigo-tint); }
body[data-cs="2"] { --accent: var(--amber);  --accent-tint: var(--amber-tint); }

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.55;
}

h1, h2, h3 {
  font-family: var(--display);
  line-height: 1.12;
  margin: 0;
  letter-spacing: -0.015em;
}
h1 { font-size: clamp(1.9rem, 1.3rem + 2.4vw, 2.9rem); font-weight: 700; }
h2 { font-size: clamp(1.4rem, 1.15rem + 1vw, 1.8rem); font-weight: 700; }
h3 { font-size: 1.125rem; font-weight: 600; letter-spacing: 0; }

p { margin: 0 0 1em; max-width: 72ch; }
a { color: var(--accent); }

button, input, textarea, select { font: inherit; color: inherit; }

:focus-visible {
  outline: 3px solid var(--amber-bright);
  outline-offset: 2px;
}

.wrap { max-width: var(--page); margin: 0 auto; padding: 0 20px; }
.muted { color: var(--muted); }
.hidden { display: none !important; }
.sr-only {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 10px 20px;
  border: 2px solid var(--accent); border-radius: var(--r-sm);
  background: var(--accent); color: #fff;
  font-weight: 700; text-decoration: none; cursor: pointer;
}
.btn:hover { filter: brightness(1.12); }
.btn[disabled] { opacity: 0.45; cursor: not-allowed; filter: none; }
.btn-quiet { background: transparent; color: var(--accent); }
.btn-quiet:hover { background: var(--accent-tint); filter: none; }
.btn-small { min-height: 36px; padding: 6px 14px; font-size: 0.95rem; }

/* ---------- Site header ---------- */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding-top: 10px; padding-bottom: 10px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--display); font-weight: 700; font-size: 1.1rem;
  color: var(--ink); text-decoration: none; margin-right: auto;
}
.brand img { height: 38px; width: auto; display: block; border-radius: 4px; }
.site-nav { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.site-nav a, .site-nav button {
  padding: 8px 12px; border-radius: var(--r-sm); border: 0; background: none;
  color: var(--ink); text-decoration: none; cursor: pointer; font-weight: 700;
}
.site-nav a:hover, .site-nav button:hover { background: var(--bg); }
.site-nav a[aria-current="page"] { background: var(--ink); color: #fff; }
.who { color: var(--muted); font-size: 0.95rem; padding: 0 8px; }

@media (max-width: 600px) {
  .site-header .wrap { gap: 4px 12px; }
  .site-nav a, .site-nav button { padding: 6px 10px; }
  .who { display: none; }
}

.notice {
  background: #fff6d6; border-bottom: 1px solid #e5cf7a;
  padding: 8px 0; font-size: 0.95rem;
}
.notice p { margin: 0; max-width: none; }

/* ==================================================================
   Sign-in page
   ================================================================== */
.signin {
  min-height: 100vh;
  display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
}
.signin-story {
  background: var(--indigo-deep); color: #fff;
  padding: clamp(28px, 6vw, 72px);
  display: flex; flex-direction: column; justify-content: center; gap: 36px;
}
.signin-story h1 { font-size: clamp(2.2rem, 1.2rem + 3.6vw, 4rem); font-weight: 800; max-width: 12ch; }
.signin-story p { color: #cfd5f3; margin: 0; max-width: 44ch; }

/* The cascade: a hazard stepping down to its financial impact. */
.cascade { list-style: none; margin: 0; padding: 0; max-width: 520px; }
.cascade li {
  position: relative;
  width: 58%;
  padding: 12px 16px;
  border: 2px solid rgba(255, 255, 255, 0.55);
  border-radius: var(--r-sm);
  font-family: var(--display); font-weight: 600; font-size: 1.05rem;
}
.cascade li + li { margin-top: 26px; }
.cascade li:nth-child(2) { margin-left: 14%; }
.cascade li:nth-child(3) { margin-left: 28%; }
.cascade li:nth-child(4) {
  margin-left: 42%;
  background: var(--amber-bright); border-color: var(--amber-bright); color: #23160a;
}
/* elbow connector from the block above */
.cascade li + li::before {
  content: ""; position: absolute;
  left: 22px; top: -28px; width: 2px; height: 26px;
  background: rgba(255, 255, 255, 0.55);
}
.cascade li + li::after {
  content: ""; position: absolute;
  left: 17px; top: -12px; width: 12px; height: 12px;
  border-right: 2px solid rgba(255, 255, 255, 0.55);
  border-bottom: 2px solid rgba(255, 255, 255, 0.55);
  transform: rotate(45deg);
}

.signin-form {
  background: var(--surface);
  padding: clamp(28px, 6vw, 72px);
  display: flex; flex-direction: column; justify-content: center;
}
.signin-form .brand { margin: 0 0 40px; }
.signin-form h2 { margin-bottom: 8px; }
.signin-form form { margin-top: 24px; max-width: 420px; display: grid; gap: 18px; }

.field label { display: block; font-weight: 700; margin-bottom: 6px; }
.field input, .field textarea, .field select {
  width: 100%; min-height: 46px; padding: 10px 12px;
  border: 2px solid var(--line-strong); border-radius: var(--r-sm);
  background: #fff;
}
.field input:focus, .field textarea:focus { border-color: var(--accent); }
.field .error { color: var(--bad); font-size: 0.95rem; margin: 6px 0 0; }

@media (max-width: 820px) {
  /* On a phone the form must be reachable without scrolling. */
  .signin { grid-template-columns: 1fr; grid-template-rows: auto 1fr; }
  .signin-form { justify-content: flex-start; }
  .signin-story { gap: 12px; padding-top: 28px; padding-bottom: 28px; }
  .signin-story h1 { max-width: none; }
  .cascade { display: none; }
  .signin-form .brand { margin-bottom: 24px; }
}

/* ==================================================================
   Case study chooser (home)
   ================================================================== */
.page-head { padding: 40px 0 24px; }
.page-head p { margin: 10px 0 0; color: var(--muted); }

.case-grid {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px;
  padding-bottom: 32px;
}
.case-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-md); overflow: hidden;
  display: flex; flex-direction: column;
}
.case-card[data-cs="1"] { --accent: var(--indigo); --accent-tint: var(--indigo-tint); }
.case-card[data-cs="2"] { --accent: var(--amber);  --accent-tint: var(--amber-tint); }
.case-card-top { background: var(--accent); color: #fff; padding: 24px 24px 28px; }
.case-card-top .case-label { font-weight: 700; opacity: 0.85; margin: 0 0 6px; }
.case-card-top h2 { font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.2rem); }
.case-card-top .case-company { margin: 8px 0 0; opacity: 0.9; }
.case-card-body { padding: 24px; display: flex; flex-direction: column; gap: 18px; flex: 1; }
.case-card-body p { margin: 0; }
.facts { margin: 0; display: grid; gap: 6px; }
.facts div { display: flex; justify-content: space-between; gap: 16px; border-bottom: 1px solid var(--line); padding-bottom: 6px; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; font-weight: 700; text-align: right; }

.progress { display: grid; gap: 6px; margin-top: auto; }
.progress-bar { display: grid; grid-template-columns: repeat(5, 1fr); gap: 4px; }
.progress-bar span { height: 8px; border-radius: 4px; background: var(--line); }
.progress-bar span.on { background: var(--accent); }

.home-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding: 20px 24px; margin-bottom: 48px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-md);
}
.home-foot p { margin: 0; }

@media (max-width: 780px) { .case-grid { grid-template-columns: 1fr; } }

/* ==================================================================
   Case study page
   ================================================================== */
.case-banner { background: var(--accent); color: #fff; padding: 28px 0 30px; }
.case-banner .case-label { margin: 0 0 6px; font-weight: 700; opacity: 0.85; }
.case-banner .case-company { margin: 8px 0 0; opacity: 0.9; }

.case-layout {
  display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 28px;
  padding-top: 28px; padding-bottom: 64px; align-items: start;
}

.steps { position: sticky; top: 16px; }
.steps ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.steps a {
  display: grid; grid-template-columns: 28px 1fr; gap: 10px; align-items: start;
  padding: 10px 12px; border-radius: var(--r-sm);
  color: var(--ink); text-decoration: none; line-height: 1.3;
}
.steps a:hover { background: var(--surface); }
.steps a[aria-current="true"] { background: var(--surface); box-shadow: inset 4px 0 0 var(--accent); }
.steps .num {
  width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center;
  border: 2px solid var(--line-strong); font-weight: 700; font-size: 0.9rem; background: var(--surface);
}
.steps a.done .num { background: var(--ok); border-color: var(--ok); color: #fff; }
.steps .step-kind { display: block; font-size: 0.85rem; color: var(--muted); }
.steps .step-name { font-weight: 700; }

.panel {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-md); padding: clamp(20px, 3vw, 36px);
}
.panel > h2 { margin-bottom: 14px; }
.panel h3 { margin: 28px 0 10px; }
.activity-kicker { color: var(--accent); font-weight: 700; margin: 0 0 4px; }
.objective {
  border-left: 4px solid var(--accent); background: var(--accent-tint);
  padding: 12px 16px; border-radius: 0 var(--r-sm) var(--r-sm) 0; margin: 0 0 16px;
}
.objective p { margin: 0; }
.objective strong { display: block; }

.profile { margin: 0; display: grid; }
.profile div { display: grid; grid-template-columns: minmax(0, 260px) minmax(0, 1fr); gap: 16px; padding: 9px 0; border-bottom: 1px solid var(--line); }
.profile dt { color: var(--muted); }
.profile dd { margin: 0; font-weight: 700; }

.panel-actions { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin-top: 24px; }
.panel-actions .hint { color: var(--muted); font-size: 0.95rem; }

@media (max-width: 900px) {
  .case-layout { grid-template-columns: 1fr; gap: 16px; padding-top: 12px; }
  .steps { position: static; margin: 0 -20px; overflow-x: auto; }
  .steps ol { display: flex; gap: 6px; padding: 4px 20px 8px; width: max-content; }
  .steps a { grid-template-columns: 24px auto; gap: 8px; padding: 8px 12px; background: var(--surface); border: 1px solid var(--line); white-space: nowrap; align-items: center; }
  .steps a[aria-current="true"] { box-shadow: inset 0 -4px 0 var(--accent); }
  .steps .num { width: 24px; height: 24px; font-size: 0.8rem; }
  .steps .step-kind { display: none; }
  .profile div { grid-template-columns: 1fr; gap: 2px; }
}

/* ---------- Matching activities: slots and chips ---------- */
.slot {
  position: relative; display: block; width: 100%; min-height: 52px;
  padding: 10px 12px; text-align: left; line-height: 1.35; overflow-wrap: anywhere;
  background: #f7f9fa; border: 2px dashed var(--line-strong); border-radius: var(--r-sm);
  cursor: pointer; color: var(--muted);
}
.slot:hover { border-color: var(--accent); }
.slot.filled { background: var(--accent-tint); border-style: solid; border-color: var(--accent); color: var(--ink); }
.slot.active { border-style: solid; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-tint); }
.slot.droppable { border-color: var(--accent); background: var(--accent-tint); }
.slot.locked { cursor: default; }
.slot.right { background: var(--ok-tint); border-color: var(--ok); border-style: solid; color: var(--ink); padding-left: 38px; }
.slot.wrong { background: var(--bad-tint); border-color: var(--bad); border-style: solid; color: var(--ink); padding-left: 38px; }
.slot.right::before, .slot.wrong::before {
  position: absolute; left: 10px; top: 10px; width: 20px; height: 20px; border-radius: 50%;
  display: grid; place-items: center; color: #fff; font-weight: 700; font-size: 0.8rem; line-height: 1;
}
.slot.right::before { content: "✓"; background: var(--ok); }
.slot.wrong::before { content: "✕"; background: var(--bad); }
.correction { margin: 6px 0 0; font-size: 0.95rem; color: var(--ok); font-weight: 700; }
.correction span { font-weight: 400; color: var(--ink); }

.slot-wrap { position: relative; }
.picker {
  position: absolute; z-index: 20; left: 0; top: calc(100% + 6px);
  width: max(100%, 300px); max-width: min(460px, calc(100vw - 40px));
  background: var(--surface); border: 2px solid var(--accent); border-radius: var(--r-md);
  padding: 10px; display: grid; gap: 6px;
  box-shadow: 0 14px 30px rgba(23, 32, 43, 0.22);
}
.picker.align-right { left: auto; right: 0; }
.picker-title { margin: 0 0 2px; font-size: 0.9rem; color: var(--muted); }

.chip {
  display: block; width: 100%; text-align: left; line-height: 1.35; overflow-wrap: anywhere;
  padding: 9px 12px; background: var(--surface);
  border: 2px solid var(--line-strong); border-radius: var(--r-sm); cursor: grab;
}
.chip:hover { border-color: var(--accent); }
.chip.selected { border-color: var(--accent); background: var(--accent-tint); box-shadow: 0 0 0 3px var(--accent-tint); }
.chip.used { opacity: 0.35; text-decoration: line-through; cursor: default; }
.chip.dragging { opacity: 0.5; }
.chip.elsewhere { color: var(--muted); border-style: dashed; }
.chip small { display: block; font-size: 0.85rem; }

.bank {
  margin-top: 18px; padding: 20px; border-radius: var(--r-md);
  background: var(--bg); border: 1px solid var(--line);
}
.bank > h3 { margin: 0 0 4px; }
.bank > p { color: var(--muted); margin: 0 0 16px; font-size: 0.98rem; }
.bank-groups { display: grid; gap: 20px; }
.bank-group h4 { margin: 0 0 8px; font-size: 1rem; }
.bank-group h4 small { font-weight: 400; color: var(--muted); font-size: 0.9rem; }
.bank-group.highlight h4 { color: var(--accent); }
.bank-chips { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 8px; }
.bank-group.compact .bank-chips { grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); }

/* Activity 1 table */
.match-table { width: 100%; border-collapse: separate; border-spacing: 0 10px; table-layout: fixed; }
.match-table thead th { text-align: left; font-size: 0.95rem; color: var(--muted); padding: 0 8px 0; font-weight: 700; vertical-align: bottom; }
.match-table td { padding: 0 0 0 10px; vertical-align: top; }
.match-table .hazard {
  background: var(--ink); color: #fff; font-weight: 700; line-height: 1.35; text-align: left;
  padding: 12px 14px; border-radius: var(--r-sm); vertical-align: top;
}
.match-table col.c-hazard { width: 25%; }
.match-table col.c-type { width: 23%; }
.match-table col.c-desc { width: 32%; }
.match-table col.c-horizon { width: 20%; }
.cell-label { display: none; }

@media (max-width: 860px) {
  .match-table, .match-table tbody, .match-table tr, .match-table td, .match-table .hazard { display: block; width: 100%; }
  .match-table thead, .match-table colgroup { display: none; }
  .match-table tr { margin-bottom: 18px; border: 1px solid var(--line); border-radius: var(--r-md); padding: 10px; background: #fff; }
  .match-table td { padding: 0; margin-top: 10px; }
  .cell-label { display: block; font-size: 0.9rem; color: var(--muted); font-weight: 700; margin-bottom: 4px; }
  .picker, .picker.align-right { left: 0; right: auto; width: 100%; max-width: none; }
}

/* Activity 2 flow */
.flow-head, .flow-row {
  display: grid; grid-template-columns: minmax(0, 0.8fr) 44px minmax(0, 1fr) 44px minmax(0, 1fr);
  align-items: center;
}
.flow-head { color: var(--muted); font-weight: 700; font-size: 0.95rem; margin-bottom: 6px; }
.flow-row { margin-bottom: 14px; }
.flow-risk {
  background: var(--ink); color: #fff; font-weight: 700; line-height: 1.3;
  padding: 14px; border-radius: var(--r-sm); min-height: 52px;
  display: flex; flex-direction: column; justify-content: center;
}
.flow-risk small { font-weight: 400; opacity: 0.75; }
.flow-arrow { display: grid; place-items: center; color: var(--accent); }
.flow-arrow svg { width: 36px; height: 16px; display: block; }

@media (max-width: 860px) {
  .flow-head { display: none; }
  .flow-row {
    grid-template-columns: 1fr; gap: 0; margin-bottom: 22px;
    border: 1px solid var(--line); border-radius: var(--r-md); padding: 10px; background: #fff;
  }
  .flow-arrow { padding: 6px 0; }
  .flow-arrow svg { transform: rotate(90deg); }
}

/* Result banner */
.result {
  margin-top: 24px; padding: 16px 20px; border-radius: var(--r-md);
  border: 2px solid var(--accent); background: var(--accent-tint);
}
.result .score { font-family: var(--display); font-size: 1.5rem; font-weight: 700; margin: 0 0 4px; }
.result p { margin: 0; }
.result .panel-actions { margin-top: 14px; }

/* ---------- Activity 3 ---------- */
.open-grid { display: grid; gap: 14px; margin-top: 8px; }
.open-head, .open-row { display: grid; grid-template-columns: 28px repeat(4, minmax(0, 1fr)); gap: 10px; }
.open-head { color: var(--muted); font-weight: 700; font-size: 0.95rem; align-items: end; }
.open-row .n { font-family: var(--display); font-weight: 700; padding-top: 10px; }
.open-row textarea {
  width: 100%; min-height: 96px; padding: 10px; resize: vertical;
  border: 2px solid var(--line-strong); border-radius: var(--r-sm); background: #fff;
}
.open-row textarea:focus { border-color: var(--accent); }
.open-row label span { display: none; }
.saved-note { color: var(--ok); font-weight: 700; }

@media (max-width: 860px) {
  .open-head { display: none; }
  .open-row { grid-template-columns: 1fr; border: 1px solid var(--line); border-radius: var(--r-md); padding: 12px; background: #fff; }
  .open-row .n { padding: 0; }
  .open-row label span { display: block; font-weight: 700; font-size: 0.92rem; color: var(--muted); margin-bottom: 4px; }
  .open-row textarea { min-height: 72px; }
}

/* ---------- Downloads ---------- */
.files { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.files li {
  display: grid; grid-template-columns: 64px minmax(0, 1fr) auto; gap: 16px; align-items: center;
  padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--r-sm); background: #fff;
}
.file-type {
  display: grid; place-items: center; height: 44px; border-radius: var(--r-sm);
  font-weight: 700; font-size: 0.9rem; color: #fff; background: #1e6b45;
}
.file-type.word { background: #2456a6; }
.file-name { font-weight: 700; margin: 0; }
.file-note { margin: 0; color: var(--muted); font-size: 0.95rem; }
.sheet-list { margin: 0; padding-left: 1.2em; }
.sheet-list li { margin-bottom: 6px; }
.sheet-list code { font-family: inherit; font-weight: 700; }

@media (max-width: 560px) {
  .files li { grid-template-columns: 52px minmax(0, 1fr); }
  .files li .btn { grid-column: 1 / -1; }
}

/* ==================================================================
   Leaderboard
   ================================================================== */
.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.tabs button {
  padding: 9px 16px; border-radius: 999px; cursor: pointer; font-weight: 700;
  border: 2px solid var(--line-strong); background: var(--surface);
}
.tabs button[aria-selected="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }
.board-tools { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 14px; }
.board-tools select {
  min-height: 36px; padding: 4px 10px; border: 2px solid var(--line-strong);
  border-radius: var(--r-sm); background: var(--surface); font-weight: 700;
}
.board-tools .updated { color: var(--muted); font-size: 0.95rem; margin-left: auto; }

.table-scroll { overflow-x: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-md); }
.board { width: 100%; border-collapse: collapse; min-width: 640px; }
.board th, .board td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); }
.board th { font-size: 0.92rem; color: var(--muted); white-space: nowrap; background: #f7f9fa; }
.board tr:last-child td { border-bottom: 0; }
.board td.num, .board th.num { text-align: right; font-variant-numeric: tabular-nums; }
.board td.rank { font-family: var(--display); font-weight: 700; font-size: 1.15rem; width: 56px; }
.board td.name { font-weight: 700; }
.board td.no { color: var(--muted); width: 56px; }
.no-tag { font-family: var(--body); font-size: 0.9rem; font-weight: 400; color: var(--muted); margin-left: 6px; }
.board tr.you td { background: #fff6d6; }
.board .you-tag { font-size: 0.82rem; font-weight: 700; background: var(--ink); color: #fff; border-radius: 999px; padding: 2px 8px; margin-left: 6px; }
.board .total { font-weight: 700; }
.board .dash { color: var(--line-strong); }
.remark { font-weight: 700; }
.remark.r-top { color: var(--ok); }
.remark.r-low { color: var(--bad); }
.remark.r-none { color: var(--muted); font-weight: 400; }
.empty { padding: 32px 20px; text-align: center; color: var(--muted); }
.empty p { margin: 0 auto; }

.answers { display: grid; gap: 16px; }
.answer-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-md); padding: 18px 20px; }
.answer-card h3 { margin: 0; }
.answer-card .industry { margin: 2px 0 12px; color: var(--muted); }
.answer-card table { width: 100%; border-collapse: collapse; min-width: 620px; }
.answer-card th, .answer-card td { text-align: left; vertical-align: top; padding: 8px 10px; border: 1px solid var(--line); font-size: 0.98rem; }
.answer-card th { background: #f7f9fa; color: var(--muted); font-size: 0.9rem; }
.answer-scroll { overflow-x: auto; }

.site-foot { padding: 20px 0 40px; color: var(--muted); font-size: 0.95rem; }

@media (prefers-reduced-motion: no-preference) {
  .picker { animation: pop 120ms ease-out; }
  @keyframes pop { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }
}