:root {
  color-scheme: light;
  --background: #f6f7fb;
  --surface: #ffffff;
  --text: #172033;
  --muted: #697386;
  --primary: #1f7a8c;
  --primary-dark: #145768;
  --button-text: #172033;
  --line: #d9deea;
  --bar: #f4c95d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--background);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 20px 0;
}

.topbar-brand,
.topbar-link {
  color: var(--text);
  text-decoration: none;
}

.topbar-brand {
  font-size: 1.05rem;
  font-weight: 800;
}

.topbar-link,
.topbar-button {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  font-weight: 700;
  min-height: 38px;
  padding: 0 14px;
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
}

.app-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 24px;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0;
}

.home-shell,
.player-shell {
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0;
}

.entry-shell {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 88px);
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 56px;
}

.entry-card {
  width: min(520px, 100%);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 32px;
}

.entry-form {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.entry-form label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.92rem;
}

.entry-form input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem;
  min-height: 48px;
  padding: 0 12px;
}

.admin-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 56px;
}

.present-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 24px;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 56px;
}

.present-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
}

.present-summary {
  display: grid;
  gap: 6px;
  margin-bottom: 20px;
}

.present-code {
  display: grid;
  gap: 12px;
  justify-items: center;
  align-content: center;
  min-height: 220px;
  border: 1px solid var(--quiz-accent, var(--line));
  border-radius: 8px;
  background: var(--quiz-accent-soft, #fbfcff);
  color: var(--text);
  text-align: center;
  box-shadow: inset 0 0 0 1px var(--quiz-accent, var(--line));
}

.present-code span {
  color: var(--muted);
  font-size: 0.95rem;
  letter-spacing: 0;
}

.present-code strong {
  display: block;
  font-size: clamp(2.8rem, 8vw, 4.8rem);
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 1;
  color: var(--text);
}

.present-note {
  margin: 0;
  color: var(--muted);
  text-align: center;
}

.present-action {
  color: #172033;
  background: var(--quiz-accent, var(--primary));
}

.present-action:hover {
  background: var(--quiz-accent, var(--primary));
  filter: brightness(0.96);
}

.present-question-card {
  display: grid;
  gap: 14px;
  margin-top: 24px;
  border: 1px solid var(--line);
  border-left: 6px solid var(--quiz-accent, var(--primary));
  border-radius: 8px;
  padding: 18px;
  background: #fbfcff;
}

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

.present-option {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  background: var(--surface);
  color: var(--text);
}

.present-option.correct {
  border-color: var(--quiz-accent, var(--primary));
  background: var(--quiz-accent-soft, #fbfcff);
  box-shadow: 0 0 0 1px var(--quiz-accent, var(--primary)) inset;
}

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

.ranking-item {
  display: grid;
  gap: 10px;
  align-items: center;
  grid-template-columns: auto minmax(0, 1fr) auto;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcff;
}

.ranking-item span {
  overflow-wrap: anywhere;
}

.present-actions,
.present-summary-block {
  margin-top: 14px;
}

.participant-panel {
  align-content: start;
}

.participant-list {
  display: grid;
  gap: 8px;
}

.participant-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  background: #fbfcff;
  font-weight: 700;
}

.admin-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 20px 0;
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.quiz-area,
.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 24px;
  font-size: clamp(2rem, 6vw, 4rem);
  line-height: 1.05;
}

h2 {
  margin-bottom: 12px;
  font-size: 1.2rem;
}

.options {
  display: grid;
  gap: 12px;
}

.option-button,
.name-form button,
.primary-button,
.primary-link,
.secondary-link {
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700;
}

.option-button,
.name-form button,
.primary-button,
.primary-link {
  background: var(--primary);
  color: var(--button-text);
}

.option-button {
  min-height: 64px;
  padding: 16px;
  text-align: left;
  font-size: 1.1rem;
}

.option-button:hover,
.option-button.selected,
.name-form button:hover,
.primary-button:hover,
.primary-link:hover {
  background: var(--primary-dark);
}

.option-button:disabled {
  cursor: default;
  opacity: 0.65;
}

.question-stage-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--text);
}

.question-text {
  margin: 0;
  font-size: clamp(1.45rem, 2.2vw, 2.15rem);
  line-height: 1.22;
  font-weight: 800;
  color: var(--text);
}

.question-timer {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border-radius: 999px;
  border: 1px solid var(--line);
  overflow: hidden;
  background: #eef3fb;
}

.timer-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--quiz-accent-soft, #dce8ff), var(--quiz-accent, var(--primary)));
  transition: width 0.2s linear;
}

.timer-label {
  position: relative;
  z-index: 1;
  font-weight: 900;
  font-size: 1rem;
  letter-spacing: 0.12em;
  color: #172033;
}

.reading-ring-wrap {
  display: grid;
  justify-items: center;
  gap: 10px;
  margin-top: 6px;
  margin-bottom: 6px;
}

.reading-ring {
  --progress: 0;
  --ring-size: clamp(140px, 24vw, 220px);
  --ring-thickness: clamp(14px, 2.2vw, 24px);
  width: var(--ring-size);
  height: var(--ring-size);
  border-radius: 50%;
  background: conic-gradient(
    var(--quiz-accent, var(--primary)) calc(var(--progress) * 1turn),
    #dfe4f1 0
  );
  display: grid;
  place-items: center;
}

.reading-ring-center {
  width: calc(var(--ring-size) - (var(--ring-thickness) * 2));
  height: calc(var(--ring-size) - (var(--ring-thickness) * 2));
  border-radius: 50%;
  background: var(--background);
  display: grid;
  place-items: center;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  color: var(--text);
}

.reading-ring-hint {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.home-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.primary-link,
.secondary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  text-decoration: none;
}

.secondary-link {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
}

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

.notice {
  border-radius: 8px;
  padding: 12px;
}

.success {
  background: #e7f6ed;
  color: #167a3f;
}

.error {
  background: #fdecec;
  color: #a43131;
}

.primary-button {
  min-height: 46px;
  padding: 0 18px;
}

.results {
  display: grid;
  gap: 12px;
  margin-bottom: 24px;
}

.result-label {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 4px;
  font-size: 0.95rem;
}

.result-track {
  overflow: hidden;
  height: 14px;
  border-radius: 999px;
  background: #edf0f6;
}

.result-bar {
  height: 100%;
  width: 0;
  background: var(--bar);
  transition: width 160ms ease;
}

.question-list {
  display: grid;
  gap: 12px;
}

.question-card {
  border-bottom: 1px solid var(--line);
  padding-bottom: 12px;
}

.question-card h3 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.option-static {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #fbfcff;
  font-weight: 700;
}

.option-static.correct {
  border-color: #167a3f;
  background: #e7f6ed;
}

.option-static.selected {
  outline: 3px solid rgba(31, 122, 140, 0.25);
}

.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}

.stat-grid div {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
}

.stat-grid strong,
.stat-grid span {
  display: block;
}

.stat-grid strong {
  font-size: 1.5rem;
}

.simple-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.quiz-table {
  display: grid;
  gap: 8px;
}

.quiz-table-row {
  display: grid;
  grid-template-columns: 48px minmax(160px, 1fr) 90px 90px minmax(220px, auto);
  gap: 12px;
  align-items: center;
  border: 1px solid var(--line);
  border-left: 8px solid var(--primary);
  border-radius: 8px;
  padding: 10px;
  background: #fbfcff;
}

.admin-quiz-row {
  display: grid;
  grid-template-columns: 70px minmax(180px, 1fr) minmax(180px, 1.2fr) 80px;
  gap: 12px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fbfcff;
}

.admin-quiz-head {
  background: transparent;
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
}

.quiz-table-head {
  border-left-color: var(--line);
  background: transparent;
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
}

.table-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.small-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  min-height: 32px;
  padding: 0 10px;
  background: #edf0f6;
  color: var(--text);
  cursor: pointer;
  font-weight: 700;
  text-decoration: none;
}

.small-button:hover {
  background: var(--line);
}

.color-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.color-swatch {
  width: 34px;
  height: 34px;
  border: 2px solid transparent;
  border-radius: 999px;
  cursor: pointer;
}

.color-swatch.selected {
  border-color: var(--text);
}

.join-code {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 14px;
  background: #fbfcff;
  color: var(--text);
  font-size: 1.2rem;
  font-weight: 700;
}

.admin-table {
  display: grid;
  gap: 8px;
}

.admin-table-row {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) minmax(120px, 0.8fr) 90px 130px minmax(260px, auto);
  gap: 12px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fbfcff;
}

.admin-table-head {
  background: transparent;
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
}

#admin-dashboard-content .admin-table-row {
  grid-template-columns: minmax(180px, 1fr) minmax(220px, 1fr) 130px minmax(160px, auto);
}

.empty-state {
  display: grid;
  gap: 16px;
  justify-items: start;
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 24px;
  background: #fbfcff;
}

.quiz-form {
  display: grid;
  gap: 20px;
  --quiz-theme-color: #A7C7E7;
  --quiz-theme-contrast: #172033;
  --quiz-theme-soft: #eef5fb;
}

.form-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 140px;
  gap: 14px;
}

.quiz-form label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.92rem;
}

.quiz-form input,
.quiz-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  padding: 10px;
}

.questions-editor {
  display: grid;
  gap: 12px;
}

.question-accordion {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #fbfcff;
  box-shadow: 0 1px 0 rgba(23, 32, 51, 0.02);
}

.question-accordion-header {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  background: var(--quiz-theme-color);
  color: var(--quiz-theme-contrast);
  cursor: pointer;
  font-weight: 800;
  text-align: left;
}

.question-accordion-body {
  display: grid;
  gap: 14px;
  padding: 14px;
}

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

.option-editor-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  background: #fbfcff;
}

.option-editor-row.is-correct {
  border-color: var(--quiz-theme-color);
  background: var(--quiz-theme-soft);
  box-shadow: 0 0 0 1px var(--quiz-theme-color) inset;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.secondary-button {
  border: 1px solid var(--line);
  border-radius: 8px;
  min-height: 42px;
  padding: 0 14px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  font-weight: 700;
}

.danger-button {
  color: #a43131;
}

.import-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 18px;
  margin-top: 20px;
}

.import-textarea-label {
  display: grid;
  gap: 10px;
  color: var(--muted);
}

.import-textarea {
  min-height: 560px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #fbfcff;
  font-family: "Courier New", Courier, monospace;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--text);
}

.import-panel {
  display: grid;
  gap: 14px;
  align-content: start;
}

.message-list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
}

.preview-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcff;
  padding: 16px;
  display: grid;
  gap: 10px;
}

.preview-meta {
  display: grid;
  gap: 6px;
  color: var(--muted);
}

.preview-color-line {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.preview-color-chip {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  margin-right: 6px;
  border: 1px solid rgba(23, 32, 51, 0.15);
  vertical-align: middle;
}

.preview-question-list {
  display: grid;
  gap: 8px;
}

.preview-question-item {
  border-top: 1px solid var(--line);
  padding-top: 8px;
}

.host-form {
  display: grid;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.host-form-first {
  padding-top: 0;
  border-top: 0;
}

.host-form label,
.name-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.9rem;
}

.host-form input,
.host-form textarea,
.name-form input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px;
  color: var(--text);
}

.host-form button,
.name-form button {
  min-height: 44px;
}

.name-form {
  display: grid;
  gap: 12px;
  margin-bottom: 20px;
}

.answer-section {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

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

.answer-item,
.ranking-item {
  display: grid;
  gap: 10px;
  align-items: center;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcff;
}

.answer-item {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr) auto;
}

.ranking-item {
  grid-template-columns: auto minmax(0, 1fr) auto;
}

.answer-item span,
.answer-item strong,
.ranking-item span {
  overflow-wrap: anywhere;
}

.answer-item time {
  color: var(--muted);
  font-size: 0.85rem;
}

.answer-correct {
  color: #167a3f;
  font-weight: 700;
}

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

@media (max-width: 820px) {
  .app-shell {
    grid-template-columns: 1fr;
    padding: 16px 0;
  }

  .present-shell {
    grid-template-columns: 1fr;
    padding: 16px 0;
  }

  .home-shell,
  .player-shell {
    padding: 16px 0;
  }

  .answer-item,
  .ranking-item {
    grid-template-columns: 1fr;
  }

  .quiz-table-row {
    grid-template-columns: 1fr;
  }

  .admin-quiz-row,
  .admin-table-row,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .import-layout {
    grid-template-columns: 1fr;
  }

  .entry-card {
    padding: 24px;
  }
}