:root {
  color-scheme: light;
  --font-display: "Avenir Next", "Trebuchet MS", "Segoe UI", sans-serif;
  --font-body: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", serif;
  --font-ui: "Trebuchet MS", "Avenir Next", "Segoe UI", sans-serif;
  --ink: #123145;
  --ink-muted: #526c78;
  --paper: #f7fbfb;
  --paper-strong: #ffffff;
  --body-start: #f9fcfc;
  --body-end: #edf6f5;
  --panel: rgba(255, 255, 255, 0.88);
  --line: rgba(18, 49, 69, 0.14);
  --accent: #2d84a5;
  --accent-dark: #1f617a;
  --warm: #b4554d;
  --warm-soft: rgba(180, 85, 77, 0.12);
  --warm-ink: #7a2f2a;
  --moss: #2f7168;
  --moss-soft: rgba(47, 113, 104, 0.06);
  --moss-line: rgba(47, 113, 104, 0.28);
  --wash: rgba(45, 132, 165, 0.09);
  --accent-line: rgba(45, 132, 165, 0.24);
  --accent-tag-line: rgba(45, 132, 165, 0.2);
  --button-primary-bg: #0f3442;
  --button-primary-fg: #ffffff;
  --button-primary-hover: #1a4d5e;
  --brand-mark-bg: #0f3442;
  --brand-mark-fg: #ffffff;
  --shadow: 0 18px 44px rgba(18, 49, 69, 0.09);
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --ink: #e9f4f2;
    --ink-muted: #abc1c2;
    --paper: #0f191b;
    --paper-strong: #172427;
    --body-start: #0d1517;
    --body-end: #132023;
    --panel: rgba(20, 31, 34, 0.9);
    --line: rgba(218, 238, 234, 0.16);
    --accent: #7cc9dd;
    --accent-dark: #9fd8e6;
    --warm: #e5a098;
    --warm-soft: rgba(229, 160, 152, 0.15);
    --warm-ink: #ffd0ca;
    --moss: #8ed6c5;
    --moss-soft: rgba(142, 214, 197, 0.12);
    --moss-line: rgba(142, 214, 197, 0.32);
    --wash: rgba(124, 201, 221, 0.14);
    --accent-line: rgba(124, 201, 221, 0.28);
    --accent-tag-line: rgba(124, 201, 221, 0.24);
    --button-primary-bg: #d9f2ee;
    --button-primary-fg: #102024;
    --button-primary-hover: #bfe7df;
    --brand-mark-bg: #d9f2ee;
    --brand-mark-fg: #102024;
    --shadow: 0 18px 44px rgba(0, 0, 0, 0.35);
  }
}

* {
  box-sizing: border-box;
}

html {
  background: var(--body-end);
  scroll-behavior: smooth;
  scrollbar-gutter: stable;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: linear-gradient(180deg, var(--body-start) 0%, var(--body-end) 100%);
  font-family: var(--font-body);
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

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

button {
  cursor: pointer;
}

button:disabled {
  cursor: default;
}

.page-shell {
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 0 40px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.site-header,
.site-footer,
.product-hero,
.section-band,
.home-panel,
.case-detail,
.play-shell,
.room-stage {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.site-header {
  position: sticky;
  top: 12px;
  z-index: 10;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  min-height: 72px;
  padding: 14px 16px;
  backdrop-filter: blur(14px);
}

.brand,
.nav-links,
.header-actions,
.button-row,
.tag-row,
.card-actions,
.play-footer-actions {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
}

.site-nav-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: var(--wash);
}

.menu-toggle-icon,
.menu-toggle-icon::before,
.menu-toggle-icon::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

.menu-toggle-icon {
  position: relative;
}

.menu-toggle-icon::before,
.menu-toggle-icon::after {
  position: absolute;
  left: 0;
  content: "";
}

.menu-toggle-icon::before {
  top: -6px;
}

.menu-toggle-icon::after {
  top: 6px;
}

.site-header.is-menu-open .menu-toggle-icon {
  background: transparent;
}

.site-header.is-menu-open .menu-toggle-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.site-header.is-menu-open .menu-toggle-icon::after {
  top: 0;
  transform: rotate(-45deg);
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 8px;
  color: var(--brand-mark-fg);
  background: var(--brand-mark-bg);
  font-family: var(--font-display);
  font-weight: 800;
}

.brand strong,
.brand small,
.nav-links,
.header-actions,
.eyebrow,
.button,
.text-button,
.card-topline,
.tag-row,
.score-strip,
.metadata-grid dt,
.room-row,
label {
  font-family: var(--font-ui);
}

.brand strong {
  display: block;
  line-height: 1;
}

.brand small {
  display: block;
  color: var(--ink-muted);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-links,
.header-actions {
  gap: 14px;
  flex-wrap: wrap;
}

.nav-links {
  justify-content: center;
}

.header-actions {
  justify-content: flex-end;
}

.nav-links a,
.text-button {
  border: 0;
  padding: 0;
  color: var(--ink-muted);
  background: transparent;
  font-size: 0.95rem;
}

.nav-links a:hover,
.text-button:hover {
  color: var(--ink);
}

.main-content {
  display: grid;
  gap: 18px;
  padding-top: 18px;
}

.product-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(240px, 0.85fr);
  min-height: 440px;
  overflow: hidden;
}

.hero-copy,
.section-copy,
.home-panel,
.case-detail,
.play-shell,
.room-stage {
  display: grid;
  align-content: center;
  gap: 16px;
}

.hero-copy {
  padding: 42px;
}

.hero-visual {
  width: min(360px, 78%);
  height: auto;
  align-self: center;
  justify-self: center;
  filter: drop-shadow(0 24px 44px rgba(18, 49, 69, 0.16));
}

.eyebrow {
  margin: 0;
  color: var(--accent-dark);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-display);
  line-height: 1.04;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 5rem);
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.25rem;
}

p {
  margin: 0;
}

.lede,
.section-copy p,
.case-card p,
.synopsis,
.round-panel p,
.call-panel p,
.site-footer {
  color: var(--ink-muted);
}

.lede,
.synopsis {
  font-size: 1.15rem;
}

.status-note {
  max-width: 720px;
  border-left: 3px solid var(--accent);
  padding-left: 12px;
  color: var(--ink-muted);
  font-family: var(--font-ui);
  font-size: 0.95rem;
}

.launch-status-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.launch-status-list li {
  display: grid;
  gap: 3px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  background: var(--paper-strong);
}

.launch-status-list strong {
  font-family: var(--font-ui);
  font-size: 0.9rem;
}

.launch-status-list span {
  color: var(--ink-muted);
  font-family: var(--font-ui);
  font-size: 0.84rem;
}

.button-row,
.tag-row,
.card-actions,
.play-footer-actions {
  gap: 10px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 10px 16px;
  font-weight: 700;
}

.button-primary {
  color: var(--button-primary-fg);
  background: var(--button-primary-bg);
}

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

.button-secondary {
  color: var(--ink);
  background: var(--wash);
  border-color: var(--accent-line);
}

.section-band,
.home-panel,
.case-detail,
.play-shell,
.room-stage {
  padding: 30px;
}

.section-copy.narrow {
  max-width: 760px;
}

.account-page {
  align-items: center;
  min-height: min(420px, calc(100svh - 220px));
  padding: clamp(24px, 5vw, 54px);
}

.account-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
  gap: clamp(28px, 7vw, 92px);
  align-items: center;
}

.account-intro {
  display: grid;
  max-width: 640px;
  align-content: center;
  gap: 16px;
}

.account-intro h1 {
  font-size: clamp(2.1rem, 3.7vw, 3.6rem);
}

.account-intro .lede {
  max-width: 590px;
}

.account-promises {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
  color: var(--ink-muted);
  font-family: var(--font-ui);
  font-size: 0.92rem;
}

.account-promises span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.account-promises span::before {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  content: "";
}

.account-entry {
  display: grid;
  width: min(100%, 420px);
  gap: 14px;
  justify-self: end;
  border-left: 1px solid var(--line);
  padding-left: clamp(20px, 3vw, 32px);
}

.account-email-form,
.account-session-panel,
.account-settings-panel {
  display: grid;
  gap: 12px;
}

.account-email-form label {
  display: grid;
  gap: 6px;
  color: var(--ink-muted);
  font-weight: 700;
}

.account-email-form input {
  min-height: 48px;
}

.account-email-form .button,
.account-session-panel .button,
.account-settings-panel .button {
  width: 100%;
}

.account-entry .success-panel {
  padding: 16px;
}

.account-entry .success-panel h2 {
  font-size: 1.35rem;
  line-height: 1.12;
}

.account-entry .account-facts {
  grid-template-columns: 1fr;
}

.account-settings-section {
  display: grid;
  gap: 10px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.section-heading-tight {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.section-heading-tight h2 {
  margin: 0;
  font-size: 1rem;
}

.section-heading-tight span {
  color: var(--ink-muted);
  font-family: var(--font-ui);
  font-size: 0.82rem;
}

.linked-method-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.linked-method-list li {
  display: grid;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: var(--paper-strong);
}

.linked-method-list strong,
.linked-method-list span {
  display: block;
}

.linked-method-list span,
.method-meta {
  color: var(--ink-muted);
  font-family: var(--font-ui);
  font-size: 0.9rem;
}

.method-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.case-card {
  display: grid;
  gap: 12px;
  align-content: start;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  background: var(--paper-strong);
}

.case-card h3 a:hover {
  color: var(--accent-dark);
}

.answer-vocabulary {
  display: grid;
  gap: 18px;
}

.answer-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.answer-list li {
  border: 1px solid var(--moss-line);
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--ink);
  background: var(--moss-soft);
  font-family: var(--font-ui);
  font-size: 0.95rem;
}

.card-topline {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--ink-muted);
  font-size: 0.85rem;
}

.dedication {
  color: var(--warm);
  font-style: italic;
}

.tag-row span {
  border: 1px solid var(--accent-tag-line);
  border-radius: 999px;
  padding: 5px 9px;
  color: var(--accent-dark);
  background: var(--wash);
  font-size: 0.84rem;
}

.split-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 28px 30px;
  border-block: 1px solid var(--line);
}

.content-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 24px;
  align-items: stretch;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 34px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.content-hero-copy,
.principle-summary,
.security-note,
.principle-list,
.security-grid article,
.disclosure-box {
  display: grid;
  gap: 14px;
}

.content-hero-copy {
  align-content: center;
}

.principle-summary,
.security-note {
  align-content: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  background: var(--paper-strong);
}

.principle-summary span {
  border-left: 3px solid var(--accent);
  padding: 8px 0 8px 12px;
  color: var(--ink);
  font-family: var(--font-ui);
  font-weight: 700;
}

.principle-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: principle;
}

.principle-list li {
  position: relative;
  display: grid;
  gap: 8px;
  border-top: 1px solid var(--line);
  padding: 16px 0 16px 48px;
  counter-increment: principle;
}

.principle-list li::before {
  position: absolute;
  top: 16px;
  left: 0;
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 8px;
  color: var(--button-primary-fg);
  background: var(--button-primary-bg);
  font-family: var(--font-ui);
  font-size: 0.86rem;
  font-weight: 800;
  content: counter(principle);
}

.principle-list strong,
.security-grid h3,
.disclosure-box h3,
.security-note strong {
  font-family: var(--font-display);
}

.principle-list p,
.security-grid p,
.security-note p,
.disclosure-box p,
.disclosure-box li {
  color: var(--ink-muted);
}

.security-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.security-grid article,
.disclosure-box {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  background: var(--paper-strong);
}

.disclosure-section {
  gap: 22px;
}

.disclosure-box ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 20px;
}

.disclosure-box a,
.section-copy a {
  color: var(--accent-dark);
  font-weight: 700;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  color: var(--ink-muted);
  font-family: var(--font-ui);
  font-size: 0.92rem;
}

.breadcrumb [aria-current="page"] {
  color: var(--ink);
  font-weight: 700;
}

.case-heading,
.play-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.case-overview {
  display: grid;
  gap: 8px;
}

.story-cast {
  display: grid;
  gap: 10px;
}

.story-cast-list {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.story-cast-list li {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 9px;
  align-items: center;
  min-width: 180px;
}

.story-character-avatar {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border: 1px solid var(--accent-tag-line);
  border-radius: 50%;
  color: var(--accent-dark);
  background: var(--wash);
  font-family: var(--font-display);
  font-weight: 700;
}

.story-cast-list strong,
.story-cast-list small {
  display: block;
}

.story-cast-list small {
  margin-top: 2px;
  color: var(--ink-muted);
  font-family: var(--font-ui);
}

.metadata-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.metadata-grid div {
  padding: 14px;
  background: var(--paper-strong);
}

.metadata-grid dt,
.metadata-grid dd {
  margin: 0;
}

.metadata-grid dt {
  color: var(--ink-muted);
  font-size: 0.76rem;
}

.metadata-grid dd {
  font-family: var(--font-display);
  font-weight: 700;
}

.detail-list {
  display: grid;
  gap: 18px;
}

.play-header {
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.case-context,
.instruction,
.case-situation-summary {
  color: var(--ink-muted);
}

.case-context {
  margin: 6px 0 0;
  font-family: var(--font-ui);
  font-size: 0.92rem;
}

.case-origin {
  margin: 8px 0 0;
  color: var(--ink-muted);
  font-family: var(--font-ui);
  font-size: 0.9rem;
}

.case-provenance,
.source-category {
  margin: 6px 0 0;
  color: var(--ink-muted);
  font-family: var(--font-ui);
  font-size: 0.86rem;
}

.source-library {
  display: grid;
  gap: 22px;
}

.source-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  color: var(--ink-muted);
  font-family: var(--font-ui);
  font-size: 0.88rem;
}

.source-filter a {
  border: 1px solid var(--accent-tag-line);
  border-radius: 999px;
  padding: 5px 9px;
  color: var(--accent-dark);
  background: var(--wash);
  text-decoration: none;
}

.source-filter a[aria-current='page'] {
  border-color: var(--accent-dark);
  color: var(--paper);
  background: var(--accent-dark);
}

.source-directory {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.source-directory li {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.source-directory p,
.source-use p {
  margin: 0;
  color: var(--ink-muted);
}

.source-directory h2 {
  margin: 0;
  font-size: clamp(1.2rem, 2vw, 1.45rem);
}

.source-directory h2 a,
.text-button {
  color: var(--accent-dark);
}

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

.case-situation-summary {
  border-left: 3px solid var(--moss-line);
  margin: 0;
  padding-left: 12px;
}

.game-progress {
  position: sticky;
  top: 98px;
  z-index: 9;
  display: grid;
  gap: 8px;
  margin: 0 -6px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  background: var(--panel);
  box-shadow: 0 12px 28px rgba(18, 49, 69, 0.08);
  backdrop-filter: blur(14px);
}

.game-progress-topline,
.game-progress-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-family: var(--font-ui);
}

.game-progress-topline strong {
  font-size: 0.96rem;
}

.game-progress-topline span,
.game-progress-meta {
  color: var(--ink-muted);
  font-size: 0.84rem;
}

.game-progress-track {
  height: 7px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--wash);
}

.game-progress-fill {
  display: block;
  height: 100%;
  min-width: 8px;
  border-radius: inherit;
  background: var(--accent);
  transition: width 160ms ease;
}

.score-strip {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.score-strip span {
  border-radius: 999px;
  padding: 7px 10px;
  background: var(--wash);
  color: var(--accent-dark);
  font-size: 0.86rem;
}

.score-strip-inline {
  justify-content: flex-start;
}

.round-panel,
.call-panel,
.form-panel,
.table-panel,
.success-panel,
.join-code-panel {
  display: grid;
  gap: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  background: var(--paper-strong);
}

.play-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
  gap: 16px;
}

.objective,
.selected-call {
  color: var(--ink);
  font-weight: 700;
}

.action-list,
.call-list,
.form-panel,
.table-panel {
  display: grid;
  gap: 10px;
}

.action-option {
  display: grid;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  scroll-margin-top: 96px;
}

.action-option button,
.call-button {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--ink);
  text-align: left;
}

.action-option button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.action-option small {
  flex: none;
  color: var(--ink-muted);
  font-family: var(--font-ui);
}

.action-option.is-used {
  border-color: var(--moss-line);
  background: var(--moss-soft);
}

.action-option[aria-busy="true"] {
  opacity: 0.72;
}

.clue-response {
  color: var(--ink);
}

.call-list form {
  border: 1px solid var(--line);
  border-radius: 8px;
}

.call-button {
  min-height: 48px;
  padding: 13px;
}

.call-button:hover {
  background: var(--wash);
}

.play-footer-actions {
  justify-content: space-between;
  padding-top: 8px;
}

.form-panel label {
  display: grid;
  gap: 6px;
  color: var(--ink-muted);
  font-weight: 700;
}

.context-summary,
.form-note {
  color: var(--ink-muted);
  font-family: var(--font-ui);
  font-size: 0.92rem;
}

.context-summary {
  display: grid;
  gap: 4px;
  border: 1px solid var(--moss-line);
  border-radius: 8px;
  padding: 12px;
  background: var(--moss-soft);
}

.context-summary span {
  color: var(--accent-dark);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.context-summary strong {
  color: var(--ink);
  font-family: var(--font-display);
}

.account-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.account-facts div {
  min-width: 0;
  padding: 12px;
  background: var(--paper-strong);
}

.account-facts dt,
.account-facts dd {
  margin: 0;
}

.account-facts dt {
  color: var(--ink-muted);
  font-family: var(--font-ui);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.account-facts dd {
  overflow-wrap: anywhere;
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 0.95rem;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px 12px;
  color: var(--ink);
  background: var(--paper-strong);
}

.checkbox-row {
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
}

.checkbox-row input {
  width: auto;
}

.form-error {
  border: 1px solid var(--warm);
  border-radius: 8px;
  padding: 12px;
  color: var(--warm-ink);
  background: var(--warm-soft);
}

.success-panel {
  border-color: var(--moss-line);
  background: var(--moss-soft);
}

.room-stage {
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.7fr);
}

.join-code-panel {
  justify-items: center;
  text-align: center;
}

.join-code-panel span {
  font-family: var(--font-ui);
  color: var(--ink-muted);
}

.join-code-panel strong {
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 6rem);
  letter-spacing: 0.08em;
}

.join-code-panel a {
  color: var(--accent-dark);
  overflow-wrap: anywhere;
}

.room-row {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
}

.update-page {
  display: grid;
  gap: 18px;
}

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

.update-copy p {
  max-width: 820px;
}

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

.update-case-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  background: var(--paper-strong);
}

.update-case-row div {
  display: grid;
  gap: 8px;
}

.update-case-row p {
  color: var(--ink-muted);
}

.update-boundary {
  border: 1px solid var(--moss-line);
  border-radius: 8px;
  background: var(--moss-soft);
}

.update-release-marker {
  padding: 0 4px;
  color: var(--ink-muted);
  font-family: var(--font-ui);
  font-size: 0.78rem;
  text-align: right;
}

.update-release-marker p {
  margin: 0;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 18px;
  padding: 16px;
  font-family: var(--font-ui);
  font-size: 0.9rem;
}

@media (max-width: 900px) {
  .product-hero,
  .content-hero,
  .update-hero,
  .play-grid,
  .room-stage,
  .account-layout {
    grid-template-columns: 1fr;
  }

  .account-entry {
    width: min(100%, 460px);
    justify-self: stretch;
    border-top: 1px solid var(--line);
    border-left: 0;
    padding-top: 22px;
    padding-left: 0;
  }

  .site-header {
    grid-template-columns: minmax(0, 1fr) 44px;
    gap: 10px 12px;
    min-height: 66px;
    padding: 10px 12px;
  }

  .site-nav-panel {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    left: 0;
    display: none;
    grid-template-columns: 1fr;
    gap: 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 12px;
    background: var(--panel);
    box-shadow: var(--shadow);
    backdrop-filter: blur(14px);
  }

  .site-header.is-js .site-nav-panel:not([hidden]) {
    display: grid;
  }

  .site-header.is-js .site-nav-panel[hidden] {
    display: none;
  }

  .menu-toggle:not([hidden]) {
    display: inline-flex;
  }

  .nav-links,
  .header-actions {
    justify-content: flex-start;
  }

  .hero-copy {
    padding: 28px;
  }

  .case-grid,
  .security-grid,
  .metadata-grid,
  .launch-status-list,
  .answer-list,
  .account-facts {
    grid-template-columns: 1fr;
  }

  .case-heading,
  .play-header,
  .update-case-row,
  .split-band,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .update-release-marker {
    text-align: left;
  }
}

@media (max-width: 560px) {
  .page-shell {
    width: min(100% - 20px, 1240px);
    padding-top: 10px;
  }

  .section-band,
  .content-hero,
  .home-panel,
  .case-detail,
  .play-shell,
  .room-stage {
    padding: 18px;
  }

  .account-page {
    min-height: 0;
    padding: 22px;
  }

  .site-header {
    top: 8px;
  }

  .game-progress {
    top: 82px;
    margin-inline: -2px;
    gap: 6px;
    padding: 8px 10px;
  }

  .game-progress-topline,
  .game-progress-meta {
    align-items: center;
    flex-direction: row;
    gap: 8px;
  }

  .game-progress-meta {
    flex-wrap: wrap;
  }

  .game-progress-topline span,
  .game-progress-meta {
    font-size: 0.78rem;
  }

  .action-option {
    scroll-margin-top: 16px;
  }

  .product-hero {
    min-height: 0;
  }

  .hero-visual {
    width: min(230px, 70%);
    padding-bottom: 20px;
  }

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