:root {
  color-scheme: light;
  --bg: #f3f7f8;
  --bg-2: #edf4ee;
  --panel: #fffdf8;
  --panel-strong: #ffffff;
  --ink: #111827;
  --muted: #56616f;
  --line: #d8e0e6;
  --line-strong: #bcc9d3;
  --navy: #16213f;
  --blue: #2d6cdf;
  --teal: #0f8b8d;
  --green: #1c7a3d;
  --green-soft: #e4f5ea;
  --amber: #b87514;
  --amber-soft: #fff2c7;
  --coral: #d65345;
  --coral-soft: #ffe9e5;
  --red: #c53030;
  --red-soft: #fff0f0;
  --violet: #6750a4;
  --violet-soft: #eee9ff;
  --yellow: #f6c94c;
  --shadow: 0 18px 48px rgba(17, 24, 39, 0.11);
  --shadow-soft: 0 8px 24px rgba(17, 24, 39, 0.08);
  --focus: 0 0 0 3px color-mix(in srgb, var(--teal) 34%, transparent);
  --radius: 10px;
  --safe-top: env(safe-area-inset-top, 0);
  --safe-bottom: env(safe-area-inset-bottom, 0);
  --font-sans: "DIN Pro", "DIN Pro Fallback", Helvetica, Arial, sans-serif;
  --font-mono: "TT Commons Pro Mono", "TT Commons Pro Mono Fallback", Menlo, monospace;
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0c111c;
  --bg-2: #111b25;
  --panel: #141c29;
  --panel-strong: #182333;
  --ink: #edf2f7;
  --muted: #b5c0cd;
  --line: #2f3c4d;
  --line-strong: #46566a;
  --navy: #8ab4ff;
  --blue: #78a7ff;
  --teal: #5bd6d0;
  --green: #70d49a;
  --green-soft: #143a29;
  --amber: #ffd36d;
  --amber-soft: #3b2d0f;
  --coral: #ff9b8f;
  --coral-soft: #3f211d;
  --red: #ff8b8b;
  --red-soft: #3f1616;
  --violet: #c7b7ff;
  --violet-soft: #2b2443;
  --yellow: #f7c948;
  --shadow: 0 18px 54px rgba(0, 0, 0, 0.42);
  --shadow-soft: 0 8px 24px rgba(0, 0, 0, 0.3);
  --focus: 0 0 0 3px color-mix(in srgb, var(--teal) 42%, transparent);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  /* Dense UI preset (fonts README / ui-typography-density): 14px rem base,
     13-14px body, 12px meta floor. Text-scale modes re-size the ROOT so every
     rem-sized element scales end to end (real Dynamic Type), not just body
     paragraphs. */
  font-size: 87.5%;
  background: linear-gradient(135deg, var(--bg) 0%, var(--bg-2) 42%, #eef2fb 100%);
}

html[data-text-scale="large"] {
  font-size: 100%;
}

html[data-text-scale="extra"] {
  font-size: 112.5%;
}

body {
  min-height: 100%;
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--panel) 42%, transparent) 0 180px, transparent 180px),
    linear-gradient(135deg, var(--bg) 0%, var(--bg-2) 48%, color-mix(in srgb, var(--blue) 8%, var(--bg)) 100%);
  font-family: var(--font-sans);
  font-synthesis: none;
  font-variant-numeric: tabular-nums;
  line-height: 1.45;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Weight discipline (DIN Pro): Regular body; Medium (500) is the working
   emphasis weight for controls, labels, headings and numerals. DIN Pro has
   no 600 cut, so Medium also carries the page/dialog titles; Bold (700) is
   not used anywhere in the product UI (the signage identity comes from
   color, shape and keylines, not weight). */
h1, h2, h3, h4, h5, h6, strong, b, th, button, label {
  font-weight: 500;
}

[data-motion="reduced"] *,
[data-motion="reduced"] *::before,
[data-motion="reduced"] *::after {
  scroll-behavior: auto !important;
  transition-duration: 0.01ms !important;
  animation-duration: 0.01ms !important;
}

/* OS-level reduced-motion preference gets the same calm behavior even
   before the user ever opens Accessibility settings in the app. */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

button,
input,
select {
  font: inherit;
}

input[type="checkbox"] {
  width: 44px;
  height: 44px;
  margin: 0 8px 0 0;
  accent-color: var(--green);
  vertical-align: middle;
}

button {
  cursor: pointer;
}

a {
  color: var(--blue);
}

:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

.app-shell {
  min-height: 100vh;
  padding-bottom: calc(82px + var(--safe-bottom));
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding-top: var(--safe-top);
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--panel-strong) 95%, transparent), color-mix(in srgb, var(--panel) 88%, transparent)),
    color-mix(in srgb, var(--panel) 92%, transparent);
  backdrop-filter: blur(18px) saturate(1.1);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 76%, transparent);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.7), 0 12px 32px rgba(17, 24, 39, 0.05);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  max-width: 1120px;
  margin: 0 auto;
  padding: 12px 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  color: #101828;
  background:
    linear-gradient(135deg, #ffe178, var(--yellow) 46%, #f0a91e 100%);
  font-weight: 500;
  transform: rotate(45deg);
  flex: 0 0 auto;
  border: 2px solid #101828;
  box-shadow: 0 8px 18px rgba(184, 117, 20, 0.22);
}

.brand-mark span {
  transform: rotate(-45deg);
}

.brand-title {
  font-weight: 500;
  font-size: 1.02rem;
  white-space: nowrap;
}

.brand-subtitle {
  color: var(--muted);
  font-size: 0.86rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 32px;
  padding: 6px 10px;
  border: 1px solid color-mix(in srgb, var(--line) 80%, var(--panel));
  border-radius: 999px;
  background: color-mix(in srgb, var(--panel-strong) 88%, var(--bg));
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 500;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.7);
}

.main {
  width: min(1120px, 100%);
  margin: 0 auto;
  padding: 20px 18px;
}

.grid {
  display: grid;
  gap: 14px;
}

.grid > *,
.hero > *,
.quiz-shell > *,
.metric-grid > * {
  min-width: 0;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid-5 {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.panel,
.card {
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--panel-strong) 88%, var(--panel)), var(--panel));
  border: 1px solid color-mix(in srgb, var(--line) 82%, var(--panel));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  min-width: 0;
}

.panel {
  padding: 18px;
}

.card {
  padding: 14px;
}

.surface {
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--blue) 9%, var(--panel)) 0%, color-mix(in srgb, var(--teal) 8%, var(--panel)) 48%, color-mix(in srgb, var(--amber) 9%, var(--panel)) 100%);
  border: 1px solid color-mix(in srgb, var(--teal) 24%, var(--line));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.dense-card {
  padding: 12px;
  border: 1px solid color-mix(in srgb, var(--line) 84%, var(--panel));
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel-strong) 86%, var(--bg));
}

.panel,
.card,
.dense-card,
.option-card,
.choice,
.btn {
  transition: border-color 140ms ease, background-color 140ms ease, transform 140ms ease, box-shadow 140ms ease;
}

.section-title {
  margin: 0 0 10px;
  font-size: 1.05rem;
  letter-spacing: 0;
}

/* Dense tokens: the tab-page h1 title sits at ~20px; modal and panel h2
   titles (Rule Coach, planner, checklist dialogs) at ~17px. */
h1.section-title {
  font-size: 1.45rem;
}

h2.section-title,
h3.section-title {
  font-size: 1.22rem;
}

.muted {
  color: var(--muted);
}

.small {
  font-size: 0.88rem;
}

.h1 {
  font-size: clamp(1.75rem, 5vw, 2.75rem);
  line-height: 1.05;
  margin: 0 0 12px;
  max-width: 780px;
}

.lead {
  font-size: 1.08rem;
  color: var(--muted);
  max-width: 760px;
  margin: 0 0 18px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 18px;
  align-items: stretch;
}

/* Today dashboard hero: greeting + readiness ring in a fixed 260px column.
   Defined here (not inline) so the <=860px collapse below can win on phones;
   the inline style previously kept two 60px-wide columns at 390px and the
   h1 ran under the ring. */
.today-hero {
  grid-template-columns: minmax(0, 1fr) 260px;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 420px;
}

.setup-panel {
  gap: 14px;
}

.onboarding-header {
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--navy) 92%, #000) 0%, color-mix(in srgb, var(--blue) 40%, var(--navy)) 100%);
  border-bottom: 1px solid color-mix(in srgb, var(--blue) 40%, transparent);
  box-shadow: 0 10px 30px rgba(11, 22, 44, 0.28);
}

.onboarding-header .brand-title,
.onboarding-header .brand-subtitle {
  color: #fff;
}

.onboarding-header .brand-subtitle {
  color: rgba(255, 255, 255, 0.78);
}

.onboarding-header .btn.ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.28);
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 2px 0 18px;
}

.trust-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--navy);
  background: color-mix(in srgb, var(--teal) 12%, var(--panel-strong));
  border: 1px solid color-mix(in srgb, var(--teal) 26%, var(--line));
}

.trust-chip .icon {
  width: 15px;
  height: 15px;
  color: var(--teal);
}

[data-theme="dark"] .trust-chip {
  color: var(--ink);
}


.state-select {
  font-weight: 500;
}

.quick-state-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.quick-state-row .option-card {
  min-height: 74px;
}

.hero-visual {
  position: relative;
  min-height: 420px;
  overflow: hidden;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--blue) 18%, transparent), transparent 42%),
    color-mix(in srgb, var(--panel-strong) 92%, var(--bg));
  border: 1px solid color-mix(in srgb, var(--blue) 20%, var(--line));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

[data-theme="dark"] .hero-visual {
  background:
    linear-gradient(180deg, rgba(138,180,255,0.12), transparent 40%),
    #132235;
}

.road-scene {
  position: absolute;
  inset: 0;
}

.road-sky {
  position: absolute;
  inset: 0 0 48%;
  background:
    linear-gradient(180deg, #cfe8f5 0%, #e8f5fa 100%);
}

[data-theme="dark"] .road-sky {
  background: #1f344c;
}

.road-ground {
  position: absolute;
  inset: 48% 0 0;
  background:
    linear-gradient(180deg, #e2f2dc 0%, #cfe6c9 100%);
}

[data-theme="dark"] .road-ground {
  background: #1f3325;
}

.road {
  position: absolute;
  left: 50%;
  bottom: -22%;
  width: 52%;
  height: 84%;
  background:
    linear-gradient(90deg, #2f3945 0%, #485461 52%, #2f3945 100%);
  transform: translateX(-50%) perspective(180px) rotateX(28deg);
  clip-path: polygon(40% 0, 60% 0, 100% 100%, 0 100%);
  box-shadow: 0 -16px 36px rgba(17, 24, 39, 0.16);
}

.lane {
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 5px;
  height: 92%;
  background: repeating-linear-gradient(to bottom, #fff 0 34px, transparent 34px 62px);
  transform: translateX(-50%);
}

.signpost {
  position: absolute;
  right: 18%;
  top: 24%;
  width: 7px;
  height: 164px;
  background: #64748b;
}

.scene-sign {
  position: absolute;
  right: calc(18% - 44px);
  top: 14%;
}

.stats-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: auto;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.metric {
  position: relative;
  overflow: hidden;
  min-height: 96px;
  padding: 12px;
  border: 1px solid color-mix(in srgb, var(--line) 84%, var(--panel));
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel-strong) 88%, var(--bg));
  box-shadow: var(--shadow-soft);
}

.metric::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: var(--blue);
}

.metric:nth-child(2n)::before { background: var(--teal); }
.metric:nth-child(3n)::before { background: var(--amber); }
.metric:nth-child(4n)::before { background: var(--coral); }
.metric:nth-child(5n)::before { background: var(--green); }
.metric:nth-child(6n)::before { background: var(--violet); }

.metric strong {
  display: block;
  margin-top: 3px;
  font-size: 1.45rem;
  line-height: 1;
}

.plan-list {
  display: grid;
  gap: 10px;
}

.plan-row {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel) 88%, var(--bg));
  box-shadow: var(--shadow-soft);
}

.step-index {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--navy), color-mix(in srgb, var(--blue) 55%, var(--navy)));
  font-weight: 500;
  box-shadow: 0 8px 16px rgba(17, 24, 39, 0.16);
}

[data-theme="dark"] .step-index {
  color: #07101d;
}

.bar-row {
  display: grid;
  gap: 6px;
}

.bar-label {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.86rem;
  color: var(--muted);
}

.mini-bar {
  height: 9px;
  border-radius: 999px;
  overflow: hidden;
  background: color-mix(in srgb, var(--line) 62%, transparent);
}

.mini-bar span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--teal), var(--blue), var(--green));
}

.lesson-card {
  display: grid;
  gap: 8px;
  min-height: 154px;
  text-align: left;
}

.lesson-card .pill {
  width: max-content;
}

.rule-card {
  display: grid;
  gap: 8px;
  align-content: start;
}

.rule-diagram {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--navy);
  background: linear-gradient(135deg, color-mix(in srgb, var(--blue) 14%, var(--panel)), color-mix(in srgb, var(--amber) 12%, var(--panel)));
  border: 1px solid color-mix(in srgb, var(--blue) 22%, var(--line));
}

.heatmap {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(44px, 1fr));
  gap: 6px;
}

.heat-cell {
  min-height: 44px;
  border-radius: 4px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--coral-soft) 82%, var(--panel));
}

.heat-cell.unknown {
  background: var(--panel);
}

.heat-cell.ok {
  background: var(--green-soft);
}

.heat-cell.mid {
  background: var(--amber-soft);
}

.coach {
  border-left: 4px solid var(--blue);
  padding-left: 12px;
}

.source-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 8px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--line) 78%, var(--panel));
  color: var(--muted);
  font-size: 0.86rem;
  background: color-mix(in srgb, var(--panel-strong) 84%, var(--bg));
}

.compare-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.compare-pane {
  min-height: 120px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel) 88%, var(--bg));
}

.trust-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.trust-row:last-child {
  border-bottom: 0;
}

.share-code {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 8px 12px;
  border: 1px dashed var(--teal);
  border-radius: var(--radius);
  color: var(--navy);
  background: color-mix(in srgb, var(--teal) 10%, var(--panel));
  font-weight: 400;
  letter-spacing: 0.08em;
  font-family: var(--font-mono);
}

.stat {
  padding: 12px;
  border: 1px solid color-mix(in srgb, var(--line) 84%, var(--panel));
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel-strong) 82%, var(--bg));
}

.stat strong {
  display: block;
  font-variant-numeric: tabular-nums;
  font-size: 1.22rem;
  letter-spacing: -0.01em;
}

.btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid color-mix(in srgb, var(--line) 84%, var(--panel));
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel-strong) 90%, var(--bg));
  color: var(--ink);
  font-weight: 500;
  text-decoration: none;
  box-shadow: var(--shadow-soft);
}

.btn:hover {
  border-color: color-mix(in srgb, var(--teal) 48%, var(--line));
  transform: translateY(-1px);
}

.btn.primary {
  color: #ffffff;
  background: var(--navy);
  border-color: var(--navy);
  box-shadow: 0 10px 22px color-mix(in srgb, var(--navy) 28%, transparent);
}

[data-theme="dark"] .btn.primary {
  color: #07101d;
}

.btn.green {
  color: #ffffff;
  background: var(--green);
  border-color: var(--green);
}

.btn.danger {
  color: #ffffff;
  background: linear-gradient(135deg, var(--red), color-mix(in srgb, var(--coral) 48%, var(--red)));
  border-color: var(--red);
}

.btn.ghost {
  box-shadow: none;
  background: transparent;
}

.btn:disabled {
  opacity: 0.58;
  cursor: not-allowed;
}

.option-grid {
  display: grid;
  gap: 10px;
}

.choice,
.option-card {
  position: relative;
  width: 100%;
  min-height: 58px;
  text-align: left;
  padding: 12px 14px;
  border: 1px solid color-mix(in srgb, var(--line) 84%, var(--panel));
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel-strong) 90%, var(--bg));
  color: var(--ink);
  font-weight: 500;
  box-shadow: var(--shadow-soft);
  overflow-wrap: break-word;
  word-break: normal;
}

.option-card {
  display: grid;
  gap: 5px;
  align-content: start;
}

.option-card::before {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  top: 0;
  height: 3px;
  border-radius: 0 0 999px 999px;
  background: var(--blue);
  opacity: 0.8;
}

.option-card:nth-child(2n)::before { background: var(--teal); }
.option-card:nth-child(3n)::before { background: var(--amber); }
.option-card:nth-child(4n)::before { background: var(--coral); }
.option-card:nth-child(5n)::before { background: var(--green); }
.option-card:nth-child(6n)::before { background: var(--violet); }

.choice:hover,
.option-card:hover {
  border-color: color-mix(in srgb, var(--teal) 46%, var(--line));
  transform: translateY(-1px);
  box-shadow: 0 14px 34px rgba(17, 24, 39, 0.12);
}

.choice.correct {
  border-color: var(--green);
  background: var(--green-soft);
}

.choice.incorrect {
  border-color: var(--red);
  background: var(--red-soft);
}

.choice.selected {
  outline: 3px solid color-mix(in srgb, var(--blue) 32%, transparent);
}

.system-banner {
  display: grid;
  gap: 6px;
  margin-bottom: 14px;
  padding: 12px 14px;
  border: 1px solid color-mix(in srgb, var(--amber) 45%, var(--line));
  border-radius: var(--radius);
  background: var(--amber-soft);
  color: var(--ink);
  box-shadow: var(--shadow-soft);
}

.system-banner p {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 400;
}

.option-card.active {
  border-color: var(--teal);
  outline: 3px solid color-mix(in srgb, var(--teal) 24%, transparent);
  background: color-mix(in srgb, var(--teal) 9%, var(--panel));
}

.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-top: 12px;
}

.inline-actions .btn {
  flex: 0 1 auto;
}

.progress {
  width: 100%;
  height: 10px;
  background: color-mix(in srgb, var(--line) 65%, transparent);
  border-radius: 999px;
  overflow: hidden;
}

.progress span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--teal), var(--green), var(--amber));
}

.notice {
  padding: 12px;
  border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--amber) 30%, var(--line));
  background: linear-gradient(135deg, color-mix(in srgb, var(--amber-soft) 76%, var(--panel)), color-mix(in srgb, var(--panel) 90%, var(--teal)));
}

/* Guide-sign empty-state panel — reinforces the no-fake-content promise with a
   route-shield medallion, plain-language reason, and clear next actions. */
.empty-session {
  display: grid;
  gap: 12px;
  justify-items: center;
  text-align: center;
  padding: 28px 22px;
  border-radius: var(--radius);
  border: 1.5px solid color-mix(in srgb, var(--green) 30%, var(--line));
  background: linear-gradient(160deg, var(--green-soft), color-mix(in srgb, var(--panel) 92%, var(--green)));
}

.empty-session .shield {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border-radius: 16px;
  color: #fff;
  background: var(--green);
  border: 3px solid #fff;
  box-shadow: var(--shadow-soft);
}

.empty-session .shield .icon {
  width: 30px;
  height: 30px;
}

.empty-session h2 {
  margin: 0;
  font-size: 1.35rem;
}

.empty-session .reason {
  margin: 0;
  max-width: 46ch;
  color: var(--muted);
}

.empty-session .promise {
  margin: 0;
  font-size: 0.86rem;
  letter-spacing: 0.04em;
  color: var(--green);
}

.danger {
  background: var(--red-soft);
  border-color: color-mix(in srgb, var(--red) 48%, var(--line));
}

.success {
  background: var(--green-soft);
  border-color: color-mix(in srgb, var(--green) 48%, var(--line));
}

.tabs {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 20;
  padding: 8px max(8px, env(safe-area-inset-left)) calc(8px + var(--safe-bottom)) max(8px, env(safe-area-inset-right));
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--panel-strong) 88%, transparent), color-mix(in srgb, var(--panel) 96%, transparent));
  border-top: 1px solid color-mix(in srgb, var(--line) 76%, transparent);
  backdrop-filter: blur(18px) saturate(1.12);
  box-shadow: 0 -14px 34px rgba(17, 24, 39, 0.08);
}

.tab-inner {
  width: min(760px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 3px;
}

.tab {
  min-height: 52px;
  border: 0;
  border-radius: var(--radius);
  background: transparent;
  color: var(--muted);
  display: grid;
  place-items: center;
  gap: 2px;
  font-size: 0.86rem;
  font-weight: 500;
}

.tab.active {
  color: var(--navy);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--teal) 13%, transparent), color-mix(in srgb, var(--blue) 8%, transparent));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--teal) 18%, transparent);
}

.tab svg,
.icon {
  width: 21px;
  height: 21px;
  stroke-width: 2.4;
}

.quiz-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 14px;
  align-items: start;
}

.quiz-shell > .panel {
  position: relative;
  overflow: hidden;
}

.quiz-shell > .panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  background: linear-gradient(90deg, var(--teal), var(--blue), var(--amber), var(--coral));
}

.question-text {
  margin: 8px 0 14px;
  font-size: 1.28rem;
  line-height: 1.28;
  text-wrap: pretty;
}

.feedback {
  margin-top: 14px;
  display: grid;
  gap: 10px;
}

.feedback .notice p {
  margin: 8px 0 0;
}

.source-list {
  display: grid;
  gap: 7px;
  padding-left: 18px;
}

/* Stacked official-source links behave like a nav list on touch: give
   each one the 44px mobile tap floor. */
.source-list a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

.sign-card {
  display: grid;
  place-items: center;
  min-height: 180px;
  margin-bottom: 12px;
}

.road-sign {
  display: grid;
  place-items: center;
  width: 132px;
  height: 132px;
  color: #111827;
  font-weight: 500;
  text-align: center;
  line-height: 1;
  border: 5px solid #111827;
  box-shadow: 0 14px 26px rgba(0, 0, 0, 0.2);
}

.road-sign.diamond {
  background: #f7c948;
  transform: rotate(45deg);
}

@media (max-width: 360px) {
  /* The diamond sign is rotated 45deg, so its visual bounding box is
     ~1.41x its layout box; at 320px the corner poked past the viewport
     edge (right edge 325px on a 320px config). Shrink the box so the
     rotated diagonal stays inside the card (104px box -> ~147px diagonal,
     measured right edge 315px at a 320px config). */
  .road-sign.diamond {
    width: 104px;
    height: 104px;
  }
}

.road-sign.diamond span {
  transform: rotate(-45deg);
}

.road-sign.octagon {
  color: #fff;
  background: #c53030;
  clip-path: polygon(30% 0, 70% 0, 100% 30%, 100% 70%, 70% 100%, 30% 100%, 0 70%, 0 30%);
}

.road-sign.rectangle {
  width: 156px;
  height: 96px;
  background: #fff;
}

.road-sign.circle {
  border-radius: 50%;
  background: #fff;
}

.road-sign.triangle {
  width: 0;
  height: 0;
  border-left: 78px solid transparent;
  border-right: 78px solid transparent;
  border-bottom: 138px solid #fff;
  background: transparent;
  position: relative;
  box-shadow: none;
}

.road-sign.triangle span {
  position: absolute;
  left: -50px;
  top: 62px;
  width: 100px;
  text-align: center;
}

.scenario-card {
  min-height: 220px;
  display: grid;
  place-items: center;
  margin-bottom: 12px;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--blue) 20%, var(--line));
  background: #dfeff8;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.62);
}

[data-theme="dark"] .scenario-card {
  background: #1f344c;
}

.scenario-scene {
  position: relative;
  width: min(520px, 100%);
  height: 220px;
  background: linear-gradient(#cfe8f5 0 42%, #d6ead2 42% 100%);
  overflow: hidden;
}

[data-theme="dark"] .scenario-scene {
  background: linear-gradient(#1f344c 0 42%, #1f3325 42% 100%);
}

.scenario-road {
  position: absolute;
  inset: 78px 0 0;
  background: linear-gradient(90deg, #303a46, #485461 48%, #303a46);
}

.scenario-road::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 66px;
  height: 5px;
  background: repeating-linear-gradient(to right, #fff 0 42px, transparent 42px 72px);
}

.scenario-crosswalk {
  position: absolute;
  left: 45%;
  top: 74px;
  width: 74px;
  height: 146px;
  background: repeating-linear-gradient(to bottom, rgba(255,255,255,0.92) 0 10px, transparent 10px 22px);
}

.scenario-car {
  position: absolute;
  width: 62px;
  height: 32px;
  border-radius: 8px 8px 5px 5px;
  background: var(--blue);
  border: 2px solid #102033;
}

.scenario-car::before,
.scenario-car::after {
  content: "";
  position: absolute;
  bottom: -8px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: #102033;
}

.scenario-car::before { left: 8px; }
.scenario-car::after { right: 8px; }

.scenario-car.ego { left: 18%; top: 122px; background: var(--yellow); }
.scenario-car.other { right: 17%; top: 104px; background: #e53e3e; }
.scenario-car.bus { width: 86px; height: 40px; left: 50%; top: 104px; background: #f6c343; }

.scenario-person {
  position: absolute;
  left: 52%;
  top: 104px;
  width: 18px;
  height: 46px;
}

.scenario-person::before {
  content: "";
  display: block;
  width: 14px;
  height: 14px;
  margin: 0 auto 2px;
  border-radius: 50%;
  background: #102033;
}

.scenario-person::after {
  content: "";
  display: block;
  width: 6px;
  height: 30px;
  margin: 0 auto;
  background: #102033;
}

.scenario-alert {
  position: absolute;
  right: 20px;
  top: 18px;
  padding: 7px 9px;
  border-radius: var(--radius);
  color: #102033;
  background: var(--yellow);
  border: 2px solid #102033;
  font-weight: 500;
}

.readiness-ring {
  width: 156px;
  height: 156px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin: 0 auto 12px;
  background: conic-gradient(var(--green) calc(var(--score) * 1%), color-mix(in srgb, var(--line) 60%, transparent) 0);
  box-shadow: 0 16px 34px color-mix(in srgb, var(--green) 18%, transparent);
}

.readiness-ring div {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--panel);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--line) 60%, transparent);
}

.readiness-ring strong {
  /* Signature score numeral: DIN Pro Medium, tabular (metric face, 12px+ floor kept). */
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  font-size: 2.25rem;
  letter-spacing: -0.01em;
}

.table {
  width: 100%;
  max-width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  text-align: left;
  padding: 7px 10px;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 84%, var(--panel));
  vertical-align: top;
}

.table th {
  color: var(--muted);
  font-size: 0.86rem;
}

.ad-slot {
  min-height: 74px;
  display: grid;
  place-items: center;
  color: var(--muted);
  border: 1px dashed color-mix(in srgb, var(--line) 72%, var(--teal));
  border-radius: var(--radius);
  background: repeating-linear-gradient(135deg, color-mix(in srgb, var(--panel) 88%, var(--bg)) 0 12px, color-mix(in srgb, var(--teal) 5%, var(--panel)) 12px 24px);
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(4, 12, 24, 0.68);
  backdrop-filter: blur(6px);
}

.modal {
  width: min(720px, 100%);
  max-height: min(780px, 92vh);
  overflow: auto;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--panel-strong) 92%, var(--panel)), var(--panel));
  color: var(--ink);
  border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--line) 78%, var(--panel));
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.38);
  padding: 18px;
}

.modal .table {
  display: block;
  overflow-x: auto;
  white-space: nowrap;
}

.plans {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.plan {
  border: 1px solid color-mix(in srgb, var(--line) 84%, var(--panel));
  border-radius: var(--radius);
  padding: 14px;
  background: color-mix(in srgb, var(--panel-strong) 88%, var(--bg));
}

.plan.featured {
  border-color: var(--green);
  outline: 3px solid color-mix(in srgb, var(--green) 20%, transparent);
}

.form-row {
  display: grid;
  gap: 6px;
}

.input {
  width: 100%;
  max-width: 100%;
  min-height: 44px;
  /* iOS Safari zooms the viewport when a control below 16px receives
     focus; hold the 16px floor while still tracking Dynamic Type. */
  font-size: max(16px, 1rem);
  border: 1px solid color-mix(in srgb, var(--line) 84%, var(--panel));
  border-radius: var(--radius);
  padding: 9px 10px;
  color: var(--ink);
  background: color-mix(in srgb, var(--panel-strong) 88%, var(--bg));
}

.lang-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 860px) {
  .hero,
  .today-hero,
  .quiz-shell,
  .compare-grid,
  .quick-state-row,
  .grid-2,
  .grid-3,
  .grid-4,
  .grid-5,
  .metric-grid {
    grid-template-columns: 1fr;
  }

  .grid {
    gap: 12px;
  }

  .hero-copy,
  .hero-visual {
    min-height: 330px;
  }

  .brand-subtitle,
  .header-actions .pill {
    display: none;
  }

  .quiz-shell aside {
    order: -1;
  }

  .quiz-shell aside .card:not(:first-child) {
    display: none;
  }

  .table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
  }
}

@media (max-width: 520px) {
  .main {
    padding: 12px;
  }

  .panel,
  .card {
    padding: 14px;
  }

  .topbar {
    padding: 10px 12px;
  }

  .stats-strip,
  .plans {
    grid-template-columns: 1fr;
  }

  .metric {
    min-height: 78px;
  }

  .metric strong {
    font-size: 1.28rem;
  }

  .plan-row {
    grid-template-columns: 32px minmax(0, 1fr);
  }

  .plan-row .btn {
    grid-column: 1 / -1;
  }

  .question-text {
    font-size: 1.18rem;
  }

  .tab {
    font-size: 0.86rem;
  }

  .tab svg,
  .icon {
    width: 19px;
    height: 19px;
  }

  .choice,
  .option-card {
    min-height: 54px;
    padding: 12px;
  }

  .inline-actions {
    gap: 8px;
  }

  .inline-actions .btn {
    flex: 1 1 calc(50% - 8px);
  }

  .modal {
    padding: 14px;
    max-height: 90vh;
  }

  .scenario-card,
  .scenario-scene {
    min-height: 190px;
    height: 190px;
  }

  .readiness-ring {
    width: 138px;
    height: 138px;
  }

  .readiness-ring div {
    width: 106px;
    height: 106px;
  }

  .readiness-ring strong {
    font-size: 1.9rem;
  }
}

/* =====================================================================
   HIGHWAY GOTHIC SIGNAGE SIGNATURE
   Road-sign identity layered onto existing classes (app.js untouched).
   Uses theme tokens so dark mode + reduced-motion stay correct.
   The guide-sign green stays a real signage green in both themes for
   white-on-green legibility; tokens drive accents and warning surfaces.
   ===================================================================== */

:root {
  --sign-green: #15683a;
  --sign-green-deep: #0e4c2a;
  --sign-white: #fbfdff;
}

[data-theme="dark"] {
  --sign-green: #1a7a44;
  --sign-green-deep: #0f5530;
}

/* 1. GUIDE-SIGN HEADER -------------------------------------------------
   The sticky app header reads as a US green guide sign: green field,
   white sign-panel text, and the signature thin white inset rounded
   border created with an inset box-shadow. */
.app-header {
  background:
    linear-gradient(180deg, var(--sign-green) 0%, var(--sign-green-deep) 100%);
  border-bottom: 1px solid var(--sign-green-deep);
  box-shadow:
    inset 0 0 0 2px var(--sign-white),
    inset 0 0 0 4px var(--sign-green),
    0 10px 28px rgba(7, 28, 16, 0.28);
}

.app-header .brand-title {
  color: var(--sign-white);
  letter-spacing: 0.01em;
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.28);
}

.app-header .brand-subtitle {
  color: color-mix(in srgb, var(--sign-white) 82%, var(--sign-green));
}

/* Keep the diamond brand mark legible on the green field. */
.app-header .brand-mark {
  border-color: var(--sign-white);
  box-shadow: 0 6px 16px rgba(7, 28, 16, 0.4);
}

/* Header pill + ghost button restyled as little overhead-sign tabs. */
.app-header .pill {
  background: color-mix(in srgb, var(--sign-green-deep) 70%, transparent);
  border-color: color-mix(in srgb, var(--sign-white) 55%, transparent);
  color: var(--sign-white);
  box-shadow: none;
}

.app-header .header-actions .btn.ghost {
  color: var(--sign-white);
}

/* The dashboard "today" panel (.panel.surface > .hero) also reads as a
   guide sign so the brand identity carries into the app shell. */
.panel.surface {
  background:
    linear-gradient(180deg, var(--sign-green) 0%, var(--sign-green-deep) 100%);
  border-color: var(--sign-green-deep);
  box-shadow:
    inset 0 0 0 2px var(--sign-white),
    inset 0 0 0 4px var(--sign-green),
    var(--shadow);
}

.panel.surface .h1,
.panel.surface .lead {
  color: var(--sign-white);
}

.panel.surface .lead {
  color: color-mix(in srgb, var(--sign-white) 86%, var(--sign-green));
}

/* Readiness disclaimer sits on the green guide-sign panel: the default
   muted gray measures 3.3:1 there; lift it to the sign-white mix (6.2:1). */
.panel.surface .small.muted {
  color: color-mix(in srgb, var(--sign-white) 78%, var(--sign-green-deep));
}

.panel.surface .pill {
  background: color-mix(in srgb, var(--sign-green-deep) 70%, transparent);
  border-color: color-mix(in srgb, var(--sign-white) 55%, transparent);
  color: var(--sign-white);
}

/* 2. RESULTS AS A SIGN -------------------------------------------------
   The session-results modal becomes a road sign: a green guide sign for
   a pass, with a warning-yellow diamond caution accent when review is
   needed. Scoped to the results dialog only so other modals are intact. */
.modal-backdrop[aria-label="Session results"] .modal {
  border-width: 0;
  box-shadow:
    inset 0 0 0 3px var(--sign-white),
    inset 0 0 0 6px var(--sign-green),
    0 30px 90px rgba(0, 0, 0, 0.4);
  background:
    linear-gradient(180deg, var(--sign-green) 0%, var(--sign-green-deep) 100%);
  color: var(--sign-white);
}

.modal-backdrop[aria-label="Session results"] .modal .section-title,
.modal-backdrop[aria-label="Session results"] .modal p,
.modal-backdrop[aria-label="Session results"] .modal strong {
  color: var(--sign-white);
}

/* Big DIN Pro score readout inside the readiness ring. */
.modal-backdrop[aria-label="Session results"] .readiness-ring strong {
  font-size: 2.75rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}

/* Pass keeps green; "review needed" gets a warning-diamond caution band. */
.modal-backdrop[aria-label="Session results"] .danger.notice {
  position: relative;
  background: var(--yellow);
  border-color: color-mix(in srgb, var(--ink) 40%, var(--yellow));
  color: #1a1206;
  padding-left: 46px;
}

.modal-backdrop[aria-label="Session results"] .danger.notice strong,
.modal-backdrop[aria-label="Session results"] .danger.notice p {
  color: #1a1206;
}

.modal-backdrop[aria-label="Session results"] .danger.notice::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 50%;
  width: 22px;
  height: 22px;
  transform: translateY(-50%) rotate(45deg);
  background: var(--yellow);
  border: 2px solid #1a1206;
  border-radius: 3px;
}

.modal-backdrop[aria-label="Session results"] .danger.notice::after {
  content: "!";
  position: absolute;
  left: 12px;
  top: 50%;
  width: 22px;
  height: 22px;
  transform: translateY(-50%);
  display: grid;
  place-items: center;
  font-weight: 500;
  color: #1a1206;
  pointer-events: none;
}

/* Continue button reads as a white sign legend on the green field. */
.modal-backdrop[aria-label="Session results"] .inline-actions .btn {
  border-color: color-mix(in srgb, var(--sign-white) 70%, transparent);
  color: var(--sign-white);
}

/* 3. PROGRESS = HIGHWAY ------------------------------------------------
   The quiz progress track gets mile-marker ticks; the filled lane uses a
   centered yellow lane-dash motif over green asphalt. */
.progress {
  background:
    repeating-linear-gradient(
      90deg,
      color-mix(in srgb, var(--line) 65%, transparent) 0 22px,
      color-mix(in srgb, var(--ink) 22%, transparent) 22px 24px
    );
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--line) 60%, transparent);
}

.progress span {
  position: relative;
  background:
    linear-gradient(90deg, var(--sign-green), color-mix(in srgb, var(--green) 70%, var(--sign-green)));
}

.progress span::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  transform: translateY(-50%);
  background:
    repeating-linear-gradient(
      90deg,
      var(--yellow) 0 12px,
      transparent 12px 26px
    );
  opacity: 0.92;
}

[data-theme="dark"] .progress span::after {
  opacity: 0.85;
}

/* 4. OPTION / CHOICE SIGN PLATES --------------------------------------
   Clean sign-plate framing with a thin inset keyline and slight depth.
   Correct/incorrect colors from app.js logic are left untouched. */
.choice,
.option-card {
  box-shadow:
    inset 0 0 0 1px color-mix(in srgb, var(--panel-strong) 60%, transparent),
    var(--shadow-soft);
}

.choice:hover,
.option-card:hover {
  box-shadow:
    inset 0 0 0 1px color-mix(in srgb, var(--teal) 30%, transparent),
    0 14px 34px rgba(17, 24, 39, 0.12);
}

/* Reduced motion: drop the lift on plates and dialog so nothing slides. */
[data-motion="reduced"] .choice:hover,
[data-motion="reduced"] .option-card:hover {
  transform: none;
}

/* =====================================================================
   AUTH SHEET — login / registration (Account & Sync)
   ===================================================================== */
.auth-modal {
  width: min(440px, 100%);
  padding: 22px 22px 26px;
  gap: 14px;
}

.auth-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  margin-top: -6px;
}

.auth-mark {
  width: 54px;
  height: 54px;
  font-size: 1.3rem;
  margin-bottom: 4px;
}

.auth-mark span {
  font-size: 1.3rem;
}

.auth-title {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.auth-sub {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.45;
  max-width: 34ch;
}

.auth-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  padding: 4px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--line) 40%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--line) 70%, var(--panel));
}

.auth-toggle-btn {
  border: 0;
  background: transparent;
  border-radius: 999px;
  padding: 9px 12px;
  font-weight: 500;
  font-size: 0.92rem;
  color: var(--muted);
  cursor: pointer;
  transition: background-color 160ms ease, color 160ms ease, box-shadow 160ms ease;
}

.auth-toggle-btn.active {
  color: var(--navy);
  background: var(--panel-strong);
  box-shadow: 0 2px 8px rgba(17, 24, 39, 0.12);
}

.auth-sso {
  display: grid;
  gap: 8px;
}

.sso-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 16px;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--line) 82%, var(--panel));
  background: var(--panel-strong);
  color: var(--ink);
  font-weight: 500;
  font-size: 0.96rem;
  cursor: pointer;
  transition: border-color 140ms ease, transform 140ms ease, box-shadow 140ms ease;
}

.sso-btn:hover {
  border-color: color-mix(in srgb, var(--blue) 40%, var(--line));
  box-shadow: 0 4px 14px rgba(17, 24, 39, 0.08);
}

.sso-btn:active {
  transform: translateY(1px);
}

.sso-glyph {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 500;
}

.auth-divider::before,
.auth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: color-mix(in srgb, var(--line) 78%, transparent);
}

.auth-form {
  gap: 12px;
}

.auth-field {
  display: grid;
  gap: 5px;
}

.auth-label {
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--muted);
}

.auth-input {
  min-height: 48px;
  font-size: 1rem;
}

.auth-input[aria-invalid="true"] {
  border-color: color-mix(in srgb, var(--red) 60%, var(--line));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--red) 18%, transparent);
}

.auth-submit {
  min-height: 50px;
  font-size: 1rem;
  gap: 8px;
}

.auth-submit .icon {
  width: 18px;
  height: 18px;
}

.auth-switch {
  text-align: center;
  color: var(--muted);
  margin: 2px 0 0;
}

.auth-link {
  border: 0;
  background: none;
  padding: 0;
  color: var(--blue);
  font-weight: 500;
  font-size: inherit;
  cursor: pointer;
  text-decoration: none;
}

.auth-link:hover {
  text-decoration: underline;
}

.auth-fineprint {
  text-align: center;
  line-height: 1.5;
  margin: 0;
}

.auth-account-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--teal) 26%, var(--line));
  background: color-mix(in srgb, var(--teal) 10%, var(--panel-strong));
}

.auth-account-card .icon {
  color: var(--green);
  width: 22px;
  height: 22px;
  margin-left: auto;
}

.auth-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 500;
  color: #101828;
  background: linear-gradient(135deg, #ffe178, var(--yellow) 46%, #f0a91e 100%);
  flex: 0 0 auto;
}

.auth-account-meta {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.auth-account-meta strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.train-point p { margin: 6px 0 0; }
.train .option-card.train-right { border-color: #1a7f4b; background: rgba(26, 127, 75, 0.14); }
.train .option-card.train-wrong { border-color: #c0392b; background: rgba(192, 57, 43, 0.14); }
.train .option-card[disabled] { opacity: 1; cursor: default; }
.train .notice ul { margin: 6px 0 0; padding-left: 18px; }
/* Training saves nothing, so storage-recovery notices are irrelevant there. */
.main.train-main > .system-banner { display: none; }