:root {
  --ink: #17251f;
  --muted: #607169;
  --line: #d9dfd8;
  --paper: #fbfaf4;
  --panel: #ffffff;
  --field: #f4f6f1;
  --accent: #1f6f53;
  --accent-dark: #164a39;
  --gold: #c99738;
  --blue: #315d7d;
  --red: #9a4f3d;
  --shadow: 0 18px 48px rgba(21, 35, 28, 0.12);
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: #edf2ec;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.66), rgba(237, 242, 236, 0.96)),
    radial-gradient(circle at 10% 0%, rgba(201, 151, 56, 0.16), transparent 30%),
    #edf2ec;
}

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

button {
  cursor: pointer;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px clamp(16px, 4vw, 42px);
  background: rgba(251, 250, 244, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  color: inherit;
  text-decoration: none;
}

.brand-logo {
  display: block;
  width: 44px;
  height: 56px;
  object-fit: contain;
  flex: 0 0 auto;
}

.brand h1,
.brand p {
  margin: 0;
}

.brand h1 {
  font-size: clamp(1rem, 2.4vw, 1.24rem);
  line-height: 1.1;
}

.eyebrow,
.kicker {
  margin: 0 0 8px;
  color: var(--accent-dark);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
}

.desktop-nav button,
.button,
.print-link-row a,
.utility-menu summary,
.utility-menu-panel a,
.utility-menu-panel button {
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  background: var(--panel);
  font-weight: 760;
  white-space: nowrap;
}

.desktop-nav button:hover,
.button:hover,
.print-link-row a:hover,
.option-button:hover,
.utility-menu summary:hover,
.utility-menu-panel a:hover,
.utility-menu-panel button:hover {
  border-color: var(--accent);
}

.utility-menu {
  position: relative;
  flex: 0 0 auto;
}

.utility-menu summary {
  display: grid;
  place-items: center;
  list-style: none;
  cursor: pointer;
}

.utility-menu summary::-webkit-details-marker {
  display: none;
}

.utility-menu-panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 45;
  display: grid;
  min-width: 190px;
  gap: 8px;
  padding: 8px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.utility-menu:not([open]) .utility-menu-panel {
  display: none;
}

.utility-menu-panel a,
.utility-menu-panel button {
  display: flex;
  align-items: center;
  width: 100%;
  text-align: left;
  text-decoration: none;
}

.mobile-menu-action {
  display: none;
}

.compact-game .site-header {
  position: fixed;
  right: clamp(10px, 3vw, 24px);
  left: auto;
  top: clamp(10px, 3vw, 18px);
  justify-content: flex-end;
  width: auto;
  padding: 0;
  background: transparent;
  border-bottom: 0;
  backdrop-filter: none;
}

.compact-game .brand,
.compact-game .desktop-nav,
.compact-game .hero {
  display: none;
}

.compact-game .utility-menu summary {
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
}

.compact-game main {
  padding-top: 10px;
}

.route-review-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

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

.print-link-row a {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.review-route-summary p {
  margin: 0;
}

.review-route-list {
  display: grid;
  gap: 14px;
}

.review-step {
  display: grid;
  gap: 12px;
}

.review-step-header h3 {
  margin: 0;
}

.review-image {
  margin: 0;
}

.review-image img {
  display: block;
  width: 100%;
  max-height: 260px;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.review-list {
  display: grid;
  gap: 10px;
  margin: 0;
}

.review-list div {
  display: grid;
  gap: 4px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.review-list dt {
  color: var(--accent-dark);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.review-list dd {
  margin: 0;
  line-height: 1.55;
}

.button-primary {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}

.button-secondary {
  background: #eef3ee;
}

main {
  width: min(1180px, calc(100% - 28px));
  margin: 0 auto;
}

.section {
  margin: 18px 0;
}

.hero {
  padding: clamp(18px, 4vw, 34px) 0 0;
}

.hero-copy {
  display: flex;
  min-height: 260px;
  flex-direction: column;
  justify-content: center;
}

.hero-copy h2 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.1rem, 7vw, 5.6rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.hero-copy p:not(.kicker) {
  max-width: 620px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.6;
}

.game-shell {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.panel,
.card {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.case-panel {
  position: sticky;
  top: 84px;
  padding: 18px;
}

.case-panel h2 {
  margin: 0 0 14px;
  font-size: 1.2rem;
}

.game-view {
  min-height: 560px;
  padding: clamp(18px, 3vw, 30px);
}

.view-stack {
  display: grid;
  gap: 18px;
}

.view-stack h2 {
  margin: 0;
  font-size: clamp(1.65rem, 4vw, 2.7rem);
  line-height: 1.04;
}

.view-stack h3 {
  margin: 0;
}

.lead-copy {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.6;
}

.audio-clue {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 360px);
  align-items: center;
  gap: 14px;
  padding: 16px;
}

.audio-clue h3,
.audio-clue p {
  margin: 0;
}

.audio-clue audio {
  width: 100%;
}

.clue-photo {
  display: grid;
  gap: 8px;
  margin: 0;
}

.clue-photo img {
  width: 100%;
  max-height: 360px;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--field);
}

.clue-photo figcaption {
  color: var(--muted);
  font-size: 0.82rem;
}

.scene-panel {
  display: grid;
  gap: 12px;
  padding: 18px;
}

.scene-panel h3,
.scene-panel p {
  margin: 0;
}

.scene-panel p {
  color: var(--muted);
  line-height: 1.55;
}

.scene-panel dl {
  display: grid;
  gap: 10px;
  margin: 0;
}

.scene-panel div {
  display: grid;
  gap: 3px;
  padding: 10px 0 0;
  border-top: 1px solid var(--line);
}

.scene-panel dt {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.scene-panel dd {
  margin: 0;
  color: var(--ink);
  line-height: 1.45;
}

.route-grid,
.evidence-grid,
.option-grid,
.answer-key {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.route-card,
.evidence-card {
  display: grid;
  gap: 12px;
  align-content: start;
  min-height: 190px;
  padding: 16px;
}

.route-card h3,
.evidence-card h3 {
  margin: 0;
  font-size: 1.25rem;
}

.route-card p,
.evidence-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.pin-panel {
  display: grid;
  gap: 8px;
  max-width: 520px;
}

.admin-test-panel {
  display: grid;
  max-width: 520px;
  gap: 8px;
  padding: 14px;
  border: 1px dashed rgba(31, 111, 83, 0.45);
  border-radius: 8px;
  background: #f4f8f1;
}

.admin-test-panel p,
.admin-test-panel strong {
  margin: 0;
}

.admin-test-panel p {
  color: var(--muted);
}

.pin-row,
.code-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

input,
select,
textarea {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  background: var(--field);
  font-size: 16px;
}

textarea {
  padding: 12px;
  line-height: 1.45;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  outline: 3px solid rgba(31, 111, 83, 0.16);
}

.form-message {
  min-height: 24px;
  margin: 0;
  color: var(--red);
  font-weight: 750;
}

.progress-track {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
  margin: 0 0 16px;
}

.progress-track span {
  height: 9px;
  border-radius: 6px;
  background: #d6ded7;
}

.progress-track span.done {
  background: var(--accent);
}

.status-list {
  display: grid;
  gap: 12px;
  margin: 0;
}

.status-list div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.status-list dt {
  color: var(--muted);
}

.status-list dd {
  margin: 0;
  font-weight: 800;
}

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

.option-button {
  min-height: 64px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: var(--field);
  font-weight: 800;
  text-align: left;
}

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

.theory-grid,
.leader-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.theory-field,
.leader-grid label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-weight: 760;
}

.timeline {
  display: grid;
  gap: 10px;
}

.challenge-panel,
.theory-history-panel {
  display: grid;
  gap: 10px;
  padding: 16px;
}

.challenge-panel h3,
.challenge-panel p,
.theory-history-panel h3 {
  margin: 0;
}

.challenge-panel p {
  color: var(--muted);
  line-height: 1.5;
}

.timeline-item {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--field);
}

.timeline-item p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.theory-entry {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-weight: 760;
}

.theory-entry textarea {
  min-height: 132px;
  color: var(--ink);
  font-weight: 500;
  resize: vertical;
}

.callout {
  padding: 16px;
  border: 1px solid rgba(31, 111, 83, 0.3);
  border-left: 6px solid var(--accent);
  border-radius: 8px;
  background: #eef6ef;
}

.callout p {
  margin-bottom: 0;
}

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

.answer-key .card {
  padding: 14px;
  box-shadow: none;
}

.answer-key ol {
  padding-left: 20px;
}

.login-page {
  display: grid;
  place-items: center;
  padding: 18px;
}

.login-shell {
  width: min(520px, 100%);
}

.login-card {
  display: grid;
  gap: 16px;
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.login-card h1 {
  margin: 0;
  font-size: clamp(2rem, 8vw, 3.4rem);
  line-height: 0.98;
}

.login-card p {
  margin: 0;
  color: var(--muted);
}

.code-form {
  display: grid;
  gap: 8px;
}

.login-divider {
  height: 1px;
  background: var(--line);
}

.login-status {
  min-height: 24px;
  color: var(--red);
  font-weight: 750;
}

.comment-modal[hidden] {
  display: none;
}

.comment-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(12, 20, 17, 0.48);
}

.comment-dialog {
  width: min(560px, 100%);
  max-height: min(720px, calc(100vh - 36px));
  overflow: auto;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.comment-dialog-header,
.comment-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.comment-dialog h3 {
  margin: 0;
}

.comment-close {
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--field);
}

.comment-input {
  min-height: 130px;
  margin: 14px 0;
  padding: 12px;
  resize: vertical;
}

.comment-existing {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.comment-existing-title {
  color: var(--muted);
  font-weight: 800;
}

.comment-existing-item {
  padding: 10px;
  border-radius: 8px;
  background: var(--field);
}

.comment-existing-item time {
  color: var(--muted);
  font-size: 0.82rem;
}

.comment-existing-item p {
  margin: 4px 0 0;
}

.comment-toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 90;
  transform: translateY(12px);
  padding: 10px 14px;
  color: #fff;
  background: var(--accent-dark);
  border-radius: 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease;
}

.comment-toast.visible {
  transform: translateY(0);
  opacity: 1;
}

.has-comments {
  outline: 2px solid rgba(201, 151, 56, 0.8);
  outline-offset: 3px;
}

.admin-badge-wrap {
  position: fixed;
  right: 16px;
  top: 76px;
  z-index: 60;
}

.admin-badge,
.admin-menu button {
  min-height: 36px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  background: var(--panel);
  box-shadow: var(--shadow);
  font-weight: 800;
}

.admin-menu {
  display: grid;
  gap: 8px;
  margin-top: 8px;
}

@media (max-width: 880px) {
  .site-header {
    align-items: center;
    flex-direction: row;
    gap: 10px;
    padding: 10px 12px;
  }

  .desktop-nav {
    display: none;
  }

  .brand {
    flex: 1 1 auto;
  }

  .brand-logo {
    width: 38px;
    height: 48px;
  }

  .brand h1 {
    font-size: 1rem;
  }

  .utility-menu {
    margin-left: auto;
  }

  .mobile-menu-action {
    display: flex;
  }

  .hero,
  .game-shell {
    grid-template-columns: 1fr;
  }

  .case-panel {
    position: static;
  }

  .audio-clue {
    grid-template-columns: 1fr;
  }

  .route-grid,
  .evidence-grid,
  .answer-key {
    grid-template-columns: 1fr;
  }

  .theory-grid,
  .leader-grid,
  .option-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  main {
    width: min(100% - 20px, 1180px);
  }

  .hero-copy {
    min-height: auto;
  }

  .pin-row,
  .code-row {
    grid-template-columns: 1fr;
  }

  .game-view {
    min-height: auto;
    padding: 16px;
  }
}