/* ==========================================================================
   GMAT / GRE Test Runner — gmat_gre_runner.css
   --------------------------------------------------------------------------
   Design-system compliant. All colors/radii/shadows come from the site tokens
   in design_system.css + dark_theme.css. Per-exam accent is supplied at runtime
   as `--runner-accent` (GMAT #2563eb / GRE #059669) on the runner root, set in
   the page template. Tints are derived with color-mix() so a single accent
   value drives every state in both light and dark mode.
   ========================================================================== */

.ggr-root {
  /* Accent default (overridden inline on the page by --runner-accent). */
  --runner-accent: #2563eb;
  --runner-accent-strong: color-mix(in srgb, var(--runner-accent) 82%, black);
  --runner-accent-soft: color-mix(in srgb, var(--runner-accent) 12%, transparent);
  --runner-accent-softer: color-mix(in srgb, var(--runner-accent) 6%, transparent);
  --runner-accent-contrast: #ffffff;

  /* Surface aliases that track the active theme tokens. */
  --ggr-bg: var(--bg-primary, #f8fafc);
  --ggr-surface: var(--bg-card, #ffffff);
  --ggr-surface-2: var(--bg-secondary, #f1f5f9);
  --ggr-surface-3: var(--bg-tertiary, #e5e7eb);
  --ggr-text: var(--text-primary, #0f172a);
  --ggr-text-2: var(--text-secondary, #475569);
  --ggr-text-3: var(--text-muted, #64748b);
  --ggr-border: var(--border-color, #e2e8f0);
  --ggr-border-strong: color-mix(in srgb, var(--ggr-text-3) 30%, transparent);
  --ggr-shadow: var(--shadow-color, rgba(0, 0, 0, 0.1));
  --ggr-ok: #16a34a;
  --ggr-bad: #dc2626;
  --ggr-warn: #d97706;

  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--ggr-text);
  background: var(--ggr-bg);
  min-height: calc(100vh - 64px);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.ggr-root * { box-sizing: border-box; }
.ggr-root[hidden] { display: none !important; }

html[data-theme="dark"] .ggr-root {
  --ggr-ok: #22c55e;
  --ggr-bad: #f87171;
  --ggr-warn: #fbbf24;
}

/* Visually-hidden (for screen-reader-only labels). */
.ggr-sr {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.ggr-noscroll { overflow: hidden; }

/* ==========================================================================
   Layout shells
   ========================================================================== */
.ggr-shell {
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(1rem, 3vw, 2.25rem);
}

.ggr-card {
  background: var(--ggr-surface);
  border: 1px solid var(--ggr-border);
  border-radius: 16px;
  box-shadow: 0 1px 3px var(--ggr-shadow);
}

.ggr-pad { padding: clamp(1.25rem, 3vw, 2rem); }
.ggr-pad-lg { padding: clamp(1.5rem, 4vw, 2.75rem); }

.ggr-eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--runner-accent);
  background: var(--runner-accent-soft);
  padding: 0.3rem 0.75rem; border-radius: 999px;
}

.ggr-title {
  font-size: clamp(1.5rem, 3.5vw, 2.1rem);
  font-weight: 700; line-height: 1.2; margin: 0.75rem 0 0.35rem;
}

.ggr-subtitle { color: var(--ggr-text-2); margin: 0 0 1.25rem; font-size: 1rem; }

.ggr-muted { color: var(--ggr-text-3); }
.ggr-stack > * + * { margin-top: 1rem; }

/* ==========================================================================
   Buttons
   ========================================================================== */
.ggr-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  font: inherit; font-weight: 600; font-size: 0.95rem;
  padding: 0.7rem 1.25rem; border-radius: 10px;
  border: 1px solid transparent; cursor: pointer; text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease,
              transform 0.05s ease, box-shadow 0.15s ease;
  color: var(--ggr-text);
}
.ggr-btn:focus-visible {
  outline: 3px solid var(--runner-accent);
  outline-offset: 2px;
}
.ggr-btn:active { transform: translateY(1px); }
.ggr-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.ggr-btn-primary {
  background: var(--runner-accent);
  color: var(--runner-accent-contrast);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--runner-accent) 30%, transparent);
}
.ggr-btn-primary:hover:not(:disabled) { background: var(--runner-accent-strong); }

.ggr-btn-secondary {
  background: var(--ggr-surface);
  border-color: var(--ggr-border);
  color: var(--ggr-text);
}
.ggr-btn-secondary:hover:not(:disabled) { border-color: var(--runner-accent); color: var(--runner-accent); }

.ggr-btn-ghost { background: transparent; color: var(--ggr-text-2); }
.ggr-btn-ghost:hover:not(:disabled) { background: var(--ggr-surface-2); color: var(--ggr-text); }

.ggr-btn-sm { padding: 0.45rem 0.85rem; font-size: 0.85rem; border-radius: 8px; }
.ggr-btn-block { width: 100%; }

.ggr-row { display: flex; gap: 0.75rem; flex-wrap: wrap; align-items: center; }
.ggr-row-right { justify-content: flex-end; }
.ggr-row-between { justify-content: space-between; }
.ggr-grow { flex: 1 1 auto; }

/* ==========================================================================
   Loading + error + locked states
   ========================================================================== */
.ggr-loading {
  min-height: 70vh; display: grid; place-items: center; text-align: center;
}
.ggr-spinner {
  width: 44px; height: 44px; border-radius: 50%;
  border: 4px solid var(--ggr-surface-3);
  border-top-color: var(--runner-accent);
  animation: ggr-spin 0.8s linear infinite; margin: 0 auto 1rem;
}
@keyframes ggr-spin { to { transform: rotate(360deg); } }

.ggr-state {
  max-width: 560px; margin: 4vh auto; text-align: center;
}
.ggr-state__icon { font-size: 2.75rem; margin-bottom: 0.5rem; }
.ggr-state__title { font-size: 1.4rem; font-weight: 700; margin: 0 0 0.5rem; }
.ggr-state__msg { color: var(--ggr-text-2); margin: 0 0 1.5rem; }
.ggr-state__actions { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }

.ggr-callout {
  border: 1px solid var(--ggr-border);
  border-left: 4px solid var(--runner-accent);
  background: var(--runner-accent-softer);
  border-radius: 10px; padding: 0.9rem 1.1rem;
  color: var(--ggr-text); font-size: 0.92rem;
}
.ggr-callout--warn { border-left-color: var(--ggr-warn); background: color-mix(in srgb, var(--ggr-warn) 10%, transparent); }
.ggr-callout--bad  { border-left-color: var(--ggr-bad);  background: color-mix(in srgb, var(--ggr-bad) 10%, transparent); }

/* ==========================================================================
   Intro screen
   ========================================================================== */
.ggr-intro__head { margin-bottom: 1.5rem; }
.ggr-intro__badges { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.75rem; }
.ggr-pill {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.8rem; font-weight: 600; padding: 0.3rem 0.7rem;
  border-radius: 999px; border: 1px solid var(--ggr-border);
  background: var(--ggr-surface-2); color: var(--ggr-text-2);
}
.ggr-pill--ok { color: var(--ggr-ok); border-color: color-mix(in srgb, var(--ggr-ok) 35%, transparent); background: color-mix(in srgb, var(--ggr-ok) 12%, transparent); }
.ggr-pill--accent { color: var(--runner-accent); border-color: color-mix(in srgb, var(--runner-accent) 35%, transparent); background: var(--runner-accent-soft); }

.ggr-section-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.75rem; }
.ggr-section-list__item {
  display: grid; grid-template-columns: 44px 1fr auto; align-items: center; gap: 1rem;
  padding: 1rem; border: 1px solid var(--ggr-border); border-radius: 12px;
  background: var(--ggr-surface);
}
.ggr-section-list__num {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: var(--runner-accent-soft); color: var(--runner-accent); font-weight: 700;
}
.ggr-section-list__name { font-weight: 600; }
.ggr-section-list__meta { color: var(--ggr-text-3); font-size: 0.88rem; }
.ggr-section-list__time { font-weight: 600; color: var(--ggr-text-2); white-space: nowrap; }

/* GMAT section-order picker */
.ggr-order { display: grid; gap: 0.6rem; }
.ggr-order__item {
  display: grid; grid-template-columns: 32px 1fr auto; align-items: center; gap: 0.75rem;
  padding: 0.7rem 0.9rem; border: 1px solid var(--ggr-border); border-radius: 10px;
  background: var(--ggr-surface);
}
.ggr-order__pos {
  width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center;
  background: var(--runner-accent); color: var(--runner-accent-contrast); font-weight: 700; font-size: 0.85rem;
}
.ggr-order__name { font-weight: 600; font-size: 0.95rem; }
.ggr-order__move { display: flex; gap: 0.35rem; }
.ggr-order__btn {
  width: 30px; height: 30px; border-radius: 8px; border: 1px solid var(--ggr-border);
  background: var(--ggr-surface-2); color: var(--ggr-text-2); cursor: pointer; font-size: 0.9rem;
  display: grid; place-items: center;
}
.ggr-order__btn:hover:not(:disabled) { border-color: var(--runner-accent); color: var(--runner-accent); }
.ggr-order__btn:disabled { opacity: 0.35; cursor: not-allowed; }

/* ==========================================================================
   Section confirm screen
   ========================================================================== */
.ggr-confirm { text-align: center; }
.ggr-confirm__kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 0.75rem; margin: 1.5rem 0; }
.ggr-kpi {
  background: var(--ggr-surface-2); border: 1px solid var(--ggr-border);
  border-radius: 12px; padding: 1rem;
}
.ggr-kpi__val { font-size: 1.6rem; font-weight: 700; color: var(--runner-accent); }
.ggr-kpi__lbl { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ggr-text-3); }

/* ==========================================================================
   Section runner — sticky toolbar
   ========================================================================== */
.ggr-toolbar {
  position: sticky; top: 64px; z-index: 20;
  background: color-mix(in srgb, var(--ggr-surface) 92%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--ggr-border);
  padding: 0.6rem clamp(0.75rem, 3vw, 1.5rem);
  display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap;
}
.ggr-toolbar__title { font-weight: 700; font-size: 0.95rem; white-space: nowrap; }
.ggr-toolbar__sect { color: var(--ggr-text-3); font-size: 0.85rem; }
.ggr-toolbar__spacer { flex: 1 1 auto; }

.ggr-progress { display: flex; align-items: center; gap: 0.6rem; min-width: 0; }
.ggr-progress__label { font-size: 0.82rem; color: var(--ggr-text-3); white-space: nowrap; }

.ggr-timer {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-variant-numeric: tabular-nums; font-weight: 700; font-size: 1rem;
  padding: 0.35rem 0.7rem; border-radius: 8px;
  background: var(--ggr-surface-2); border: 1px solid var(--ggr-border);
}
.ggr-timer--warn { color: var(--ggr-warn); border-color: color-mix(in srgb, var(--ggr-warn) 40%, transparent); background: color-mix(in srgb, var(--ggr-warn) 12%, transparent); }
.ggr-timer--danger { color: var(--ggr-bad); border-color: color-mix(in srgb, var(--ggr-bad) 40%, transparent); background: color-mix(in srgb, var(--ggr-bad) 12%, transparent); animation: ggr-pulse 1s ease-in-out infinite; }
@keyframes ggr-pulse { 50% { opacity: 0.65; } }

.ggr-timerbar { height: 4px; background: var(--ggr-surface-3); border-radius: 999px; overflow: hidden; }
.ggr-timerbar__fill { height: 100%; background: var(--runner-accent); border-radius: 999px; transition: width 1s linear, background 0.3s ease; }
.ggr-timerbar__fill--warn { background: var(--ggr-warn); }
.ggr-timerbar__fill--danger { background: var(--ggr-bad); }

/* ==========================================================================
   Question surface
   ========================================================================== */
.ggr-qmeta { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; margin-bottom: 0.75rem; }
.ggr-qtype {
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--runner-accent); background: var(--runner-accent-soft);
  padding: 0.25rem 0.6rem; border-radius: 6px;
}
.ggr-qdiff { font-size: 0.75rem; color: var(--ggr-text-3); }

.ggr-stem { font-size: 1.05rem; line-height: 1.65; margin: 0 0 1.25rem; }
.ggr-stem strong { color: var(--ggr-text); }

/* Split-pane: passage | question (stacks on mobile) */
.ggr-split { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 1.25rem; align-items: start; }
.ggr-pane {
  background: var(--ggr-surface); border: 1px solid var(--ggr-border);
  border-radius: 14px; padding: 1.25rem;
}
.ggr-pane__label {
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--ggr-text-3); margin-bottom: 0.6rem; display: block;
}
.ggr-passage { font-size: 1rem; line-height: 1.75; color: var(--ggr-text); white-space: pre-wrap; }

/* ==========================================================================
   Answer options (shared by MC / RC / CR / DS / QC / vocabulary)
   ========================================================================== */
.ggr-options { display: grid; gap: 0.6rem; }
.ggr-option {
  display: grid; grid-template-columns: 30px 1fr; align-items: start; gap: 0.85rem;
  padding: 0.85rem 1rem; border: 1.5px solid var(--ggr-border); border-radius: 12px;
  background: var(--ggr-surface); cursor: pointer; transition: border-color 0.12s ease, background 0.12s ease;
  font-size: 1rem; color: var(--ggr-text);
}
.ggr-option:hover { border-color: color-mix(in srgb, var(--runner-accent) 55%, var(--ggr-border)); background: var(--runner-accent-softer); }
.ggr-option:focus-within { outline: 3px solid color-mix(in srgb, var(--runner-accent) 45%, transparent); outline-offset: 2px; }
.ggr-option__bullet {
  width: 30px; height: 30px; border-radius: 50%; flex-shrink: 0; margin-top: 0.1rem;
  border: 2px solid var(--ggr-border-strong); display: grid; place-items: center;
  font-weight: 700; font-size: 0.82rem; color: var(--ggr-text-3); background: var(--ggr-surface-2);
}
.ggr-option input { position: absolute; opacity: 0; pointer-events: none; }
.ggr-option__text { line-height: 1.55; }

.ggr-option--checked {
  border-color: var(--runner-accent);
  background: var(--runner-accent-soft);
}
.ggr-option--checked .ggr-option__bullet {
  background: var(--runner-accent); border-color: var(--runner-accent); color: var(--runner-accent-contrast);
}
.ggr-option--checked .ggr-option__text { font-weight: 600; }
/* Bullet shows the letter normally, a checkmark when selected (pure CSS — no JS swap). */
.ggr-option__bullet::after { content: ''; }
.ggr-option__letter { display: inline; }
.ggr-option--checked .ggr-option__letter { display: none; }
.ggr-option--checked .ggr-option__bullet::after { content: '✓'; font-weight: 700; }
.ggr-option--locked { cursor: default; }
.ggr-option--locked:hover { background: var(--ggr-surface); border-color: var(--ggr-border); }

/* Checkbox variant (multiple_answer / sentence_equivalence) */
.ggr-option--check .ggr-option__bullet { border-radius: 8px; }

/* Result review states */
.ggr-option--review { cursor: default; }
.ggr-option--correct { border-color: var(--ggr-ok); background: color-mix(in srgb, var(--ggr-ok) 12%, transparent); }
.ggr-option--correct .ggr-option__bullet { background: var(--ggr-ok); border-color: var(--ggr-ok); color: #fff; }
.ggr-option--wrong { border-color: var(--ggr-bad); background: color-mix(in srgb, var(--ggr-bad) 12%, transparent); }
.ggr-option--wrong .ggr-option__bullet { background: var(--ggr-bad); border-color: var(--ggr-bad); color: #fff; }
.ggr-option--missed { border-style: dashed; border-color: var(--ggr-ok); }

/* ==========================================================================
   Type-specific blocks
   ========================================================================== */
.ggr-statements { border-left: 4px solid var(--runner-accent); background: var(--ggr-surface-2); border-radius: 10px; padding: 1rem 1.1rem; margin-bottom: 1.25rem; display: grid; gap: 0.6rem; }
.ggr-statement { display: grid; grid-template-columns: 28px 1fr; gap: 0.6rem; align-items: baseline; }
.ggr-statement__n { font-weight: 700; color: var(--runner-accent); }

/* Quantitative comparison */
.ggr-qc { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-bottom: 1.25rem; }
.ggr-qc__panel { border: 1px solid var(--ggr-border); border-radius: 12px; padding: 1rem; background: var(--ggr-surface-2); }
.ggr-qc__lbl { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ggr-text-3); }
.ggr-qc__val { font-size: 1.15rem; font-weight: 600; margin-top: 0.25rem; }
.ggr-qc__given { margin-bottom: 1.25rem; }

/* Table analysis */
.ggr-tablewrap { overflow-x: auto; border: 1px solid var(--ggr-border); border-radius: 12px; margin-bottom: 1.25rem; }
.ggr-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; min-width: 480px; }
.ggr-table th, .ggr-table td { padding: 0.6rem 0.8rem; text-align: left; border-bottom: 1px solid var(--ggr-border); }
.ggr-table th {
  background: var(--ggr-surface-2); font-weight: 600; white-space: nowrap;
  cursor: pointer; user-select: none; position: relative; padding-right: 1.6rem;
}
.ggr-table th:hover { color: var(--runner-accent); }
.ggr-table th::after { content: '↕'; position: absolute; right: 0.5rem; opacity: 0.4; font-size: 0.8rem; }
.ggr-table th.ggr-sorted-asc::after { content: '↑'; opacity: 1; color: var(--runner-accent); }
.ggr-table th.ggr-sorted-desc::after { content: '↓'; opacity: 1; color: var(--runner-accent); }
.ggr-table tbody tr:hover { background: var(--ggr-surface-2); }
.ggr-table td { color: var(--ggr-text-2); }

.ggr-yesno { display: inline-flex; gap: 0.4rem; }
.ggr-yn { font-size: 0.8rem; padding: 0.3rem 0.7rem; border-radius: 999px; border: 1.5px solid var(--ggr-border); background: var(--ggr-surface); cursor: pointer; color: var(--ggr-text-2); font-weight: 600; }
.ggr-yn--on { background: var(--runner-accent); border-color: var(--runner-accent); color: var(--runner-accent-contrast); }

/* Graphics interpretation */
.ggr-chart { background: var(--ggr-surface-2); border: 1px solid var(--ggr-border); border-radius: 12px; padding: 1rem; margin-bottom: 1.25rem; }
.ggr-chart__title { font-weight: 600; margin-bottom: 0.5rem; }
.ggr-chart svg { max-width: 100%; height: auto; display: block; }
.ggr-chart__axis { font-size: 11px; fill: var(--ggr-text-3); }
.ggr-chart__label { font-size: 12px; fill: var(--ggr-text-2); font-weight: 600; }
.ggr-chart__legend { display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; margin-top: 0.6rem; font-size: 0.8rem; color: var(--ggr-text-2); }
.ggr-chart__swatch { display: inline-block; width: 12px; height: 12px; border-radius: 3px; margin-right: 0.35rem; vertical-align: middle; }

/* Inline blank selects (text_completion, graphics blanks) */
.ggr-inline { line-height: 2.1; font-size: 1.05rem; }
.ggr-inline select {
  font: inherit; font-size: 0.95rem; padding: 0.2rem 0.5rem; margin: 0 0.15rem;
  border: 1.5px solid var(--runner-accent); border-radius: 7px;
  background: var(--runner-accent-soft); color: var(--ggr-text); max-width: 100%;
}
.ggr-inline select:focus { outline: 2px solid var(--runner-accent); outline-offset: 1px; }

/* Multi-source reasoning tabs */
.ggr-tabs { display: flex; flex-wrap: wrap; gap: 0.4rem; border-bottom: 1px solid var(--ggr-border); margin-bottom: 1rem; }
.ggr-tab { font: inherit; font-size: 0.88rem; font-weight: 600; padding: 0.5rem 0.9rem; border: none; background: transparent; color: var(--ggr-text-3); cursor: pointer; border-bottom: 2px solid transparent; }
.ggr-tab:hover { color: var(--ggr-text); }
.ggr-tab--active { color: var(--runner-accent); border-bottom-color: var(--runner-accent); }
.ggr-tabpanel { white-space: pre-wrap; line-height: 1.7; color: var(--ggr-text-2); }

/* Two-part analysis */
.ggr-twopart { overflow-x: auto; border: 1px solid var(--ggr-border); border-radius: 12px; margin-bottom: 1rem; }
.ggr-twopart table { width: 100%; border-collapse: collapse; font-size: 0.92rem; min-width: 420px; }
.ggr-twopart th, .ggr-twopart td { padding: 0.55rem 0.7rem; border-bottom: 1px solid var(--ggr-border); text-align: center; }
.ggr-twopart th { background: var(--ggr-surface-2); font-weight: 600; }
.ggr-twopart td.ggr-twopart__row { text-align: left; color: var(--ggr-text); }
.ggr-twopart .ggr-radio-mini { display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; border: 2px solid var(--ggr-border-strong); cursor: pointer; margin: 0 auto; }
.ggr-twopart .ggr-radio-mini--on { background: var(--runner-accent); border-color: var(--runner-accent); }
.ggr-twopart .ggr-radio-mini--on::after { content: '✓'; color: #fff; font-size: 0.8rem; font-weight: 700; }
.ggr-twopart input { position: absolute; opacity: 0; pointer-events: none; }

/* Sentence equivalence hint */
.ggr-cap-hint { font-size: 0.85rem; color: var(--ggr-text-3); margin-bottom: 0.75rem; }

/* Numeric entry */
.ggr-numinput {
  font: inherit; font-size: 1.1rem; padding: 0.6rem 0.8rem; width: 160px;
  border: 1.5px solid var(--ggr-border); border-radius: 10px; background: var(--ggr-surface); color: var(--ggr-text);
}
.ggr-numinput:focus { outline: none; border-color: var(--runner-accent); box-shadow: 0 0 0 3px var(--runner-accent-soft); }

/* Essay */
.ggr-essaytoolbar { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; margin-bottom: 0.5rem; }
.ggr-wordcount { font-variant-numeric: tabular-nums; font-weight: 600; color: var(--ggr-text-3); font-size: 0.85rem; }
.ggr-essayarea {
  width: 100%; min-height: 320px; resize: vertical;
  font-family: 'Inter', Georgia, serif; font-size: 1rem; line-height: 1.7;
  padding: 1rem; border: 1.5px solid var(--ggr-border); border-radius: 12px;
  background: var(--ggr-surface); color: var(--ggr-text);
}
.ggr-essayarea:focus { outline: none; border-color: var(--runner-accent); box-shadow: 0 0 0 3px var(--runner-accent-soft); }
.ggr-essay__autosave { font-size: 0.78rem; color: var(--ggr-text-3); }

/* ==========================================================================
   Section navigation footer + review grid
   ========================================================================== */
.ggr-qnav {
  display: flex; align-items: center; justify-content: space-between; gap: 0.75rem;
  margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid var(--ggr-border); flex-wrap: wrap;
}
.ggr-flagbtn {
  display: inline-flex; align-items: center; gap: 0.4rem; font: inherit; font-weight: 600; font-size: 0.88rem;
  padding: 0.5rem 0.85rem; border-radius: 8px; border: 1px solid var(--ggr-border);
  background: var(--ggr-surface); color: var(--ggr-text-2); cursor: pointer;
}
.ggr-flagbtn:hover { border-color: var(--ggr-warn); color: var(--ggr-warn); }
.ggr-flagbtn--on { background: color-mix(in srgb, var(--ggr-warn) 14%, transparent); border-color: var(--ggr-warn); color: var(--ggr-warn); }

.ggr-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(54px, 1fr)); gap: 0.5rem; }
.ggr-grid__cell {
  aspect-ratio: 1 / 1; display: grid; place-items: center;
  border: 1.5px solid var(--ggr-border); border-radius: 10px; background: var(--ggr-surface);
  font-weight: 700; font-size: 0.85rem; cursor: pointer; color: var(--ggr-text-2); position: relative;
}
.ggr-grid__cell:hover { border-color: var(--runner-accent); }
.ggr-grid__cell--answered { background: var(--runner-accent-soft); border-color: var(--runner-accent); color: var(--runner-accent); }
.ggr-grid__cell--current { outline: 3px solid var(--runner-accent); outline-offset: 1px; }
.ggr-grid__cell--flagged::after { content: ''; position: absolute; top: 4px; right: 4px; width: 7px; height: 7px; border-radius: 50%; background: var(--ggr-warn); }
.ggr-grid__legend { display: flex; flex-wrap: wrap; gap: 1rem; font-size: 0.82rem; color: var(--ggr-text-3); margin: 0.75rem 0 1.25rem; }
.ggr-dot { display: inline-block; width: 12px; height: 12px; border-radius: 4px; margin-right: 0.35rem; vertical-align: middle; border: 1.5px solid var(--ggr-border); }
.ggr-dot--answered { background: var(--runner-accent-soft); border-color: var(--runner-accent); }

.ggr-editmeter { font-size: 0.88rem; color: var(--ggr-text-2); margin-bottom: 1rem; }
.ggr-editmeter strong { color: var(--runner-accent); }

/* ==========================================================================
   Calculator (drag-floater)
   ========================================================================== */
.ggr-calc {
  position: fixed; top: 96px; right: 24px; z-index: 90;
  width: 248px; background: var(--ggr-surface); border: 1px solid var(--ggr-border);
  border-radius: 14px; box-shadow: 0 12px 32px var(--ggr-shadow);
  user-select: none; display: flex; flex-direction: column; overflow: hidden;
}
.ggr-calc__bar { display: flex; align-items: center; justify-content: space-between; padding: 0.5rem 0.75rem; cursor: grab; background: var(--ggr-surface-2); border-bottom: 1px solid var(--ggr-border); }
.ggr-calc__bar:active { cursor: grabbing; }
.ggr-calc__title { font-size: 0.8rem; font-weight: 700; color: var(--ggr-text-2); }
.ggr-calc__close { border: none; background: transparent; color: var(--ggr-text-3); cursor: pointer; font-size: 1.1rem; line-height: 1; }
.ggr-calc__screen {
  font-variant-numeric: tabular-nums; text-align: right; padding: 0.75rem 0.9rem;
  font-size: 1.5rem; font-weight: 700; min-height: 52px; word-break: break-all;
  border-bottom: 1px solid var(--ggr-border); background: var(--ggr-surface);
}
.ggr-calc__sub { font-size: 0.8rem; color: var(--ggr-text-3); min-height: 1.1em; text-align: right; font-weight: 500; }
.ggr-calc__keys { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--ggr-border); }
.ggr-calc__key {
  font: inherit; font-size: 1rem; font-weight: 600; border: none; padding: 0.7rem 0;
  background: var(--ggr-surface); color: var(--ggr-text); cursor: pointer;
}
.ggr-calc__key:hover { background: var(--ggr-surface-2); }
.ggr-calc__key:active { background: var(--ggr-surface-3); }
.ggr-calc__key--op { color: var(--runner-accent); }
.ggr-calc__key--eq { background: var(--runner-accent); color: var(--runner-accent-contrast); }
.ggr-calc__key--fn { color: var(--ggr-text-3); font-size: 0.85rem; }
.ggr-calc__key--wide { grid-column: span 2; }

/* ==========================================================================
   Results
   ========================================================================== */
.ggr-result__hero { text-align: center; padding: clamp(1.5rem, 4vw, 2.5rem); background: linear-gradient(135deg, var(--runner-accent-soft), transparent); border-radius: 16px; border: 1px solid var(--ggr-border); margin-bottom: 1.5rem; }
.ggr-result__check { width: 72px; height: 72px; border-radius: 50%; margin: 0 auto 0.75rem; display: grid; place-items: center; background: var(--runner-accent); color: #fff; font-size: 2rem; }
.ggr-result__title { font-size: clamp(1.5rem, 3.5vw, 2rem); font-weight: 700; margin: 0 0 0.25rem; }
.ggr-result__sub { color: var(--ggr-text-2); margin: 0; }

.ggr-stats3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 0.75rem; margin-bottom: 1.5rem; }
.ggr-stat { background: var(--ggr-surface); border: 1px solid var(--ggr-border); border-radius: 12px; padding: 1.1rem; text-align: center; }
.ggr-stat__val { font-size: 1.9rem; font-weight: 800; color: var(--runner-accent); }
.ggr-stat__val small { font-size: 1rem; color: var(--ggr-text-3); font-weight: 600; }
.ggr-stat__lbl { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ggr-text-3); margin-top: 0.2rem; }

.ggr-scoreblock { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0.75rem; margin-bottom: 1rem; }
.ggr-score { border: 1px solid var(--ggr-border); border-radius: 12px; padding: 1rem; background: var(--ggr-surface); }
.ggr-score__name { font-size: 0.82rem; font-weight: 700; color: var(--ggr-text-3); text-transform: uppercase; letter-spacing: 0.04em; }
.ggr-score__range { font-size: 1.5rem; font-weight: 800; color: var(--runner-accent); margin: 0.2rem 0; }
.ggr-score__scale { font-size: 0.8rem; color: var(--ggr-text-3); }

.ggr-accbar { margin-bottom: 0.5rem; }
.ggr-accbar__top { display: flex; justify-content: space-between; font-size: 0.88rem; margin-bottom: 0.25rem; }
.ggr-accbar__name { font-weight: 600; }
.ggr-accbar__track { height: 10px; background: var(--ggr-surface-3); border-radius: 999px; overflow: hidden; }
.ggr-accbar__fill { height: 100%; background: var(--runner-accent); border-radius: 999px; }

.ggr-disclaimer { font-size: 0.85rem; color: var(--ggr-text-3); line-height: 1.6; }

/* Per-question review */
.ggr-review-item { border: 1px solid var(--ggr-border); border-radius: 12px; overflow: hidden; margin-bottom: 1rem; background: var(--ggr-surface); }
.ggr-review-item__head { display: flex; align-items: center; gap: 0.75rem; padding: 0.75rem 1rem; border-bottom: 1px solid var(--ggr-border); }
.ggr-review-item__head--ok { background: color-mix(in srgb, var(--ggr-ok) 10%, transparent); }
.ggr-review-item__head--bad { background: color-mix(in srgb, var(--ggr-bad) 10%, transparent); }
.ggr-review-item__badge { width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-weight: 700; flex-shrink: 0; }
.ggr-review-item__badge--ok { background: var(--ggr-ok); }
.ggr-review-item__badge--bad { background: var(--ggr-bad); }
.ggr-review-item__badge--skip { background: var(--ggr-text-3); }
.ggr-review-item__q { font-weight: 600; flex: 1; min-width: 0; }
.ggr-review-item__type { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ggr-text-3); }
.ggr-review-item__body { padding: 1rem; }
.ggr-review-answers { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-bottom: 0.75rem; }
.ggr-review-ans { border: 1.5px solid var(--ggr-border); border-radius: 10px; padding: 0.7rem 0.85rem; }
.ggr-review-ans--yours-bad { border-color: var(--ggr-bad); background: color-mix(in srgb, var(--ggr-bad) 8%, transparent); }
.ggr-review-ans--correct { border-color: var(--ggr-ok); background: color-mix(in srgb, var(--ggr-ok) 8%, transparent); }
.ggr-review-ans__lbl { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ggr-text-3); }
.ggr-review-ans__val { font-weight: 600; margin-top: 0.15rem; }

.ggr-explain { border-top: 1px solid var(--ggr-border); padding: 0.9rem 1rem; background: var(--ggr-surface-2); }
.ggr-explain__bank { color: var(--ggr-text-2); line-height: 1.7; white-space: pre-wrap; margin: 0 0 0.75rem; }
.ggr-ai { border-radius: 10px; padding: 0.85rem 1rem; margin-top: 0.5rem; border: 1px solid var(--ggr-border); background: var(--ggr-surface); }
.ggr-ai--busy { color: var(--ggr-text-3); }
.ggr-ai--err { color: var(--ggr-bad); }
.ggr-ai__title { font-weight: 700; margin-bottom: 0.4rem; display: flex; align-items: center; gap: 0.4rem; }

.ggr-essayeval { border-top: 1px solid var(--ggr-border); padding: 1rem; background: var(--ggr-surface-2); }
.ggr-essayeval__score { font-size: 2rem; font-weight: 800; color: var(--runner-accent); }
.ggr-essayeval__score small { font-size: 1rem; color: var(--ggr-text-3); }
.ggr-essayeval__list { margin: 0.4rem 0; padding-left: 1.2rem; }
.ggr-essayeval__block { margin-top: 0.6rem; }
.ggr-essayeval__lbl { font-size: 0.74rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ggr-text-3); margin-bottom: 0.15rem; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 820px) {
  .ggr-split { grid-template-columns: 1fr; }
  .ggr-pane { padding: 1rem; }
}
@media (max-width: 560px) {
  .ggr-toolbar { top: 64px; gap: 0.5rem; }
  .ggr-toolbar__title { font-size: 0.85rem; max-width: 45vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .ggr-shell { padding: 0.75rem; }
  .ggr-qc { grid-template-columns: 1fr; }
  .ggr-review-answers { grid-template-columns: 1fr; }
  .ggr-calc { width: 220px; right: 12px; top: 80px; }
  .ggr-section-list__item { grid-template-columns: 40px 1fr; }
  .ggr-section-list__time { grid-column: 1 / -1; text-align: left; }
  .ggr-stat__val { font-size: 1.5rem; }
}
@media (max-width: 380px) {
  .ggr-shell { padding: 0.5rem; }
  .ggr-calc { width: calc(100vw - 24px); right: 12px; }
}

/* Respect reduced motion. */
@media (prefers-reduced-motion: reduce) {
  .ggr-spinner, .ggr-timer--danger { animation: none; }
  .ggr-timerbar__fill { transition: none; }
}