/* Hallmark · pre-emit critique: P5 H5 E5 S5 R5 V5 */

/* Hallmark · genre: atmospheric interface · tone: daylight optical control deck · anchor: cool cyan with warm energy · macrostructure: split match desk with control dossiers · contrast: pass (40–41) · nav: N7 · footer: Ft2 · slop: pass (42–49) · mobile: pass (34, 49–57) */
@layer reset, shell, components, routes, responsive;

@layer reset {
  *,
  *::before,
  *::after {
    box-sizing: border-box;
  }

  html {
    min-width: 320px;
    min-height: 100%;
    color: var(--color-ink);
    background: var(--color-paper);
    font-family: var(--font-body);
    text-rendering: optimizelegibility;
  }

  body.app-platform-route {
    min-height: 100%;
    margin: 0;
    overflow: clip auto;
    background: var(--color-paper);
  }

  body.app-platform-route > :not(#appRoot, #platformGate, script) {
    display: none !important;
  }

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

  button,
  a,
  input,
  select {
    -webkit-tap-highlight-color: transparent;
  }

  :focus-visible {
    outline: 3px solid color-mix(in oklch, var(--color-focus) 68%, white);
    outline-offset: 3px;
  }

  [hidden] {
    display: none !important;
  }
}

@layer shell {
  #appRoot {
    min-height: 100%;
    isolation: isolate;
  }

  .holo-app-shell {
    position: relative;
    z-index: 0;
    display: grid;
    min-height: 100dvh;
    grid-template-rows: auto 1fr auto;
    overflow: clip;
    background:
      linear-gradient(118deg, var(--ambient-bloom-cyan), transparent 33%),
      linear-gradient(305deg, var(--ambient-bloom-energy), transparent 36%),
      var(--color-paper);
  }

  .holo-ambient {
    position: fixed;
    z-index: -1;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.9;
  }

  .holo-topbar {
    position: sticky;
    z-index: var(--z-hud);
    top: 0;
    display: grid;
    min-height: 76px;
    align-items: center;
    grid-template-columns: minmax(220px, 1fr) auto minmax(220px, 1fr);
    gap: var(--space-lg);
    padding: calc(var(--space-sm) + var(--safe-top))
      max(var(--space-xl), var(--safe-right)) var(--space-sm)
      max(var(--space-xl), var(--safe-left));
    border-bottom: 1px solid var(--glass-border);
    background:
      linear-gradient(
        100deg,
        var(--optic-cyan),
        transparent 34%,
        var(--optic-energy)
      ),
      var(--surface-glass-strong);
    box-shadow: var(--shadow-whisper), var(--shadow-inset);
    backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturation));
  }

  .holo-wordmark,
  .holo-account,
  .holo-nav a {
    color: inherit;
    text-decoration: none;
  }

  .holo-wordmark {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    width: max-content;
  }

  .holo-wordmark__orb {
    position: relative;
    width: 34px;
    height: 34px;
    border: 1px solid color-mix(in oklch, var(--color-accent) 52%, white);
    border-radius: 50%;
    background:
      radial-gradient(circle at 32% 28%, white 0 8%, transparent 10%),
      conic-gradient(
        from 130deg,
        var(--color-accent),
        var(--color-optic-violet),
        var(--color-energy),
        var(--color-accent)
      );
    box-shadow:
      inset 0 0 0 6px var(--glass-paper-medium),
      0 0 24px var(--optic-cyan);
  }

  .holo-wordmark strong,
  .holo-wordmark small,
  .holo-account strong,
  .holo-account small {
    display: block;
  }

  .holo-wordmark strong {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    letter-spacing: 0.08em;
  }

  .holo-wordmark small {
    margin-top: 2px;
    color: var(--color-muted);
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.1em;
  }

  .holo-nav {
    display: flex;
    gap: var(--space-2xs);
    padding: var(--space-2xs);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-capsule);
    background: var(--glass-paper-soft);
    box-shadow: var(--shadow-inset);
  }

  .holo-nav a {
    display: inline-flex;
    min-height: var(--touch-target);
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 0 var(--space-md);
    border-radius: var(--radius-capsule);
    color: var(--color-muted);
    font-size: var(--text-sm);
    transition:
      color var(--dur-short) var(--ease-out),
      background-color var(--dur-short) var(--ease-out),
      transform var(--dur-micro) var(--ease-out);
  }

  .holo-nav a:hover,
  .holo-nav a[aria-current="page"] {
    color: var(--color-ink);
    background: var(--surface-raised);
    box-shadow: var(--shadow-whisper);
  }

  .holo-nav a:active {
    transform: translateY(1px);
  }

  .holo-account {
    display: inline-flex;
    min-height: var(--touch-target);
    align-items: center;
    justify-self: end;
    gap: var(--space-sm);
    padding: var(--space-2xs) var(--space-sm) var(--space-2xs) var(--space-2xs);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-capsule);
    background: var(--surface-glass);
  }

  .holo-account__avatar {
    display: grid;
    width: 36px;
    height: 36px;
    place-items: center;
    overflow: hidden;
    border: 2px solid white;
    border-radius: 50%;
    color: white;
    background: linear-gradient(
      145deg,
      var(--color-accent),
      var(--color-optic-violet)
    );
    box-shadow: 0 0 0 2px
      color-mix(in oklch, var(--color-accent) 30%, transparent);
    font-family: var(--font-display);
  }

  .holo-account__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .holo-account strong {
    font-size: var(--text-sm);
  }

  .holo-account small {
    margin-top: 2px;
    color: var(--color-success);
    font-size: 10px;
  }

  .holo-main {
    width: min(1280px, calc(100% - 2 * var(--space-xl)));
    margin: 0 auto;
    padding: var(--space-2xl) 0 var(--space-3xl);
  }

  .holo-page-heading {
    display: grid;
    align-items: end;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
  }

  .holo-page-heading p,
  .holo-config-panel header p,
  .holo-legal > div p {
    margin: 0 0 var(--space-xs);
    color: var(--color-accent-ink);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
  }

  .holo-page-heading h1 {
    margin: 0;
    max-width: 18ch;
    font-family: var(--font-display);
    font-size: clamp(2.25rem, 4.5vw, 4.75rem);
    font-weight: 700;
    letter-spacing: -0.045em;
    line-height: 0.98;
  }

  .holo-page-heading > div > span {
    display: block;
    max-width: var(--measure-copy);
    margin-top: var(--space-md);
    color: var(--color-muted);
    font-size: var(--text-base);
    line-height: 1.65;
  }

  .holo-page-heading__signal {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding-bottom: var(--space-xs);
    color: var(--color-muted);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
  }

  .holo-page-heading__signal i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-success);
    box-shadow: 0 0 14px var(--color-success);
  }

  .holo-footer {
    display: flex;
    min-height: 64px;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
    padding: var(--space-md) max(var(--space-xl), var(--safe-right))
      calc(var(--space-md) + var(--safe-bottom))
      max(var(--space-xl), var(--safe-left));
    border-top: 1px solid var(--color-rule);
    color: var(--color-muted);
    font-size: var(--text-xs);
  }

  .holo-footer a {
    color: var(--color-ink);
  }
}

@layer components {
  .holo-glass-card,
  .holo-config-panel,
  .holo-mission-display,
  .holo-tool-card,
  .holo-launcher__submit,
  .holo-legacy-boundary {
    border: 1px solid var(--glass-border);
    background:
      linear-gradient(135deg, var(--glass-paper-medium), transparent 46%),
      linear-gradient(310deg, var(--optic-energy), transparent 38%),
      var(--surface-glass);
    box-shadow: var(--shadow-contact), var(--shadow-inset);
    backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturation));
  }

  .holo-field {
    display: grid;
    gap: var(--space-xs);
    min-width: 0;
  }

  .holo-field > span {
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--color-muted);
    font-size: var(--text-xs);
    font-weight: 600;
  }

  .holo-field b {
    color: var(--color-accent-ink);
    font-family: var(--font-mono);
    font-size: 10px;
  }

  .holo-field select,
  .holo-field input:not([type="range"]),
  .holo-room-code button {
    width: 100%;
    min-height: var(--touch-target);
    border: 1px solid var(--color-rule);
    border-radius: var(--radius-md);
    color: var(--color-ink);
    background: var(--glass-paper-medium);
  }

  .holo-field select,
  .holo-field input:not([type="range"]) {
    padding: 0 var(--space-sm);
  }

  .holo-field input[type="range"] {
    width: 100%;
    accent-color: var(--color-energy);
  }

  .holo-error {
    margin-bottom: var(--space-md);
    padding: var(--space-md);
    border-left: 4px solid var(--color-error);
    background: color-mix(in oklch, var(--color-error) 8%, white);
  }

  .holo-boot {
    position: fixed;
    inset: 0;
    display: grid;
    place-content: center;
    gap: var(--space-sm);
    color: var(--color-muted);
    background: var(--color-paper);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    text-align: center;
  }

  .holo-boot i {
    width: 42px;
    height: 42px;
    margin: auto;
    border: 2px solid var(--color-rule);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: holo-spin 900ms linear infinite;
  }

  @keyframes holo-spin {
    to {
      transform: rotate(360deg);
    }
  }
}

@layer routes {
  .holo-launcher {
    display: grid;
    align-items: start;
    grid-template-columns: minmax(280px, 0.72fr) minmax(520px, 1.28fr);
    gap: clamp(var(--space-xl), 5vw, var(--space-3xl));
  }

  .holo-launcher__mission {
    position: sticky;
    top: 112px;
  }

  .holo-mission-display {
    position: relative;
    display: grid;
    min-height: 250px;
    align-content: end;
    grid-template-columns: auto 1fr auto;
    gap: var(--space-md);
    overflow: hidden;
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
  }

  .holo-mission-display::before {
    position: absolute;
    inset: 22% -20% -50% 12%;
    border-radius: 50%;
    background:
      radial-gradient(circle at 38% 38%, var(--optic-cyan), transparent 52%),
      radial-gradient(circle at 70% 45%, var(--optic-energy), transparent 52%);
    filter: blur(20px);
    content: "";
  }

  .holo-mission-display > * {
    position: relative;
  }

  .holo-mission-display__index {
    color: var(--color-accent);
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 700;
  }

  .holo-mission-display p {
    margin: 0;
    color: var(--color-muted);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
  }

  .holo-mission-display h2 {
    margin: var(--space-xs) 0 0;
    font-family: var(--font-display);
    font-size: var(--text-2xl);
  }

  .holo-mission-display div > span {
    display: block;
    margin-top: var(--space-xs);
    color: var(--color-muted);
  }

  .holo-mission-display > i {
    align-self: end;
    color: var(--color-energy);
    font-size: 30px;
  }

  .holo-launcher__facts {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-sm);
  }

  .holo-launcher__facts span {
    display: grid;
    gap: var(--space-2xs);
    min-width: 0;
  }

  .holo-launcher__facts small {
    color: var(--color-muted);
    font-size: 10px;
  }

  .holo-launcher__facts strong {
    font-size: var(--text-xs);
  }

  .holo-launcher__controls {
    display: grid;
    gap: var(--space-lg);
  }

  .holo-choice-grid,
  .holo-segmented {
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
  }

  .holo-choice-grid legend,
  .holo-segmented legend {
    margin-bottom: var(--space-sm);
    color: var(--color-muted);
    font-size: var(--text-xs);
    font-weight: 600;
  }

  .holo-choice-grid--rules {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-sm);
  }

  .holo-choice-grid--rules legend {
    grid-column: 1 / -1;
  }

  .holo-choice-grid label {
    display: grid;
    min-height: 76px;
    align-items: center;
    grid-template-columns: 1fr auto;
    gap: var(--space-sm);
    padding: var(--space-md);
    border: 1px solid var(--color-rule);
    border-radius: var(--radius-lg);
    background: var(--glass-paper-soft);
    cursor: pointer;
    transition:
      border-color var(--dur-short) var(--ease-out),
      background-color var(--dur-short) var(--ease-out),
      transform var(--dur-short) var(--ease-out);
  }

  .holo-choice-grid label:last-child {
    grid-column: 1 / -1;
  }

  .holo-choice-grid label:hover {
    transform: translateY(-2px);
  }

  .holo-choice-grid label[data-selected="true"] {
    border-color: var(--color-accent);
    background: linear-gradient(
      120deg,
      var(--color-accent-soft),
      var(--glass-paper-medium)
    );
    box-shadow: inset 3px 0 0 var(--color-accent);
  }

  .holo-choice-grid input,
  .holo-segmented input {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
  }

  .holo-choice-grid label > span {
    font-family: var(--font-display);
    font-weight: 700;
  }

  .holo-choice-grid label small {
    display: block;
    margin-top: var(--space-2xs);
    color: var(--color-muted);
    font-family: var(--font-body);
    font-size: var(--text-xs);
    font-weight: 400;
  }

  .holo-choice-grid label > i {
    display: grid;
    width: 36px;
    height: 36px;
    place-items: center;
    border: 1px solid var(--color-rule);
    border-radius: 50%;
    color: var(--color-accent);
    background: var(--surface-glass);
    font-style: normal;
  }

  .holo-segmented {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-2xs);
    padding: var(--space-2xs);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    background: var(--glass-paper-soft);
  }

  .holo-segmented legend {
    grid-column: 1 / -1;
    padding: var(--space-xs) var(--space-xs) 0;
  }

  .holo-segmented label {
    display: grid;
    min-height: var(--touch-target);
    place-items: center;
    border-radius: var(--radius-md);
    color: var(--color-muted);
    cursor: pointer;
  }

  .holo-segmented label:has(input:checked) {
    color: var(--color-ink);
    background: var(--surface-raised);
    box-shadow: var(--shadow-whisper);
  }

  .holo-segmented label[data-disabled="true"] {
    opacity: 0.48;
    cursor: not-allowed;
  }

  .holo-config-panel {
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
  }

  .holo-config-panel > header {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-rule);
  }

  .holo-config-panel header h2 {
    margin: 0;
    font-family: var(--font-display);
    font-size: var(--text-lg);
  }

  .holo-config-panel > header > span {
    color: var(--color-muted);
    font-size: var(--text-xs);
  }

  .holo-config-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-lg);
  }

  .holo-field--wide {
    grid-column: 1 / -1;
  }

  .holo-room-panel {
    display: grid;
    gap: var(--space-md);
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-rule);
  }

  .holo-segmented--compact {
    width: min(360px, 100%);
    grid-template-columns: repeat(2, 1fr);
  }

  .holo-room-code {
    display: grid;
    grid-template-columns: minmax(320px, 1fr) auto;
    gap: var(--space-sm);
  }

  .holo-room-code input {
    font-family: var(--font-mono);
    letter-spacing: 0.08em;
  }

  .holo-room-code button {
    width: auto;
    padding: 0 var(--space-lg);
    color: var(--color-accent-ink);
    cursor: pointer;
  }

  .holo-launcher__submit {
    position: sticky;
    bottom: calc(var(--space-md) + var(--safe-bottom));
    z-index: var(--z-controls);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
    padding: var(--space-sm) var(--space-sm) var(--space-sm) var(--space-lg);
    border-radius: var(--radius-lg);
  }

  .holo-launcher__submit > span {
    display: grid;
    min-width: 0;
    gap: 2px;
  }

  .holo-launcher__submit small,
  .holo-launcher__submit em {
    color: var(--color-muted);
    font-size: 10px;
    font-style: normal;
  }

  .holo-launcher__submit strong {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: var(--text-sm);
  }

  .holo-launcher__submit button {
    display: inline-flex;
    min-height: var(--touch-primary);
    align-items: center;
    gap: var(--space-lg);
    padding: 0 var(--space-lg);
    border: 1px solid color-mix(in oklch, var(--color-accent) 70%, white);
    border-radius: var(--radius-md);
    color: white;
    background: linear-gradient(
      115deg,
      var(--color-accent),
      color-mix(in oklch, var(--color-accent) 70%, var(--color-optic-violet))
    );
    box-shadow:
      0 12px 28px color-mix(in oklch, var(--color-accent) 28%, transparent),
      inset 0 1px 0 var(--glass-highlight-soft);
    cursor: pointer;
  }

  .holo-launcher__submit button:disabled {
    opacity: 0.58;
    cursor: progress;
  }

  .holo-legacy-boundary {
    min-height: 420px;
    padding: var(--space-lg);
    border-radius: var(--radius-xl);
  }

  .holo-rule-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--space-md);
  }

  .holo-rule-grid article {
    grid-column: span 4;
    min-height: 190px;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
  }

  .holo-rule-grid article:nth-child(4),
  .holo-rule-grid article:nth-child(5) {
    grid-column: span 6;
  }

  .holo-rule-grid article > span {
    color: var(--color-accent);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
  }

  .holo-rule-grid h2 {
    margin: var(--space-lg) 0 var(--space-sm);
    font-family: var(--font-display);
  }

  .holo-rule-grid p {
    margin: 0;
    color: var(--color-muted);
    line-height: 1.7;
  }

  .holo-legal {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: var(--space-xl);
    margin-top: var(--space-lg);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
  }

  .holo-legal h2 {
    margin: 0;
    font-family: var(--font-display);
    font-size: var(--text-xl);
  }

  .holo-legal > p {
    margin: 0;
    color: var(--color-muted);
    line-height: 1.8;
  }

  .holo-tool-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-md);
  }

  .holo-tool-card {
    display: grid;
    min-height: 136px;
    align-items: center;
    grid-template-columns: auto 1fr auto;
    gap: var(--space-lg);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    color: inherit;
    text-decoration: none;
  }

  .holo-tool-card > i:first-child {
    color: var(--color-accent);
    font-size: 30px;
  }

  .holo-tool-card span {
    display: grid;
    gap: var(--space-xs);
  }

  .holo-tool-card strong {
    font-family: var(--font-display);
    font-size: var(--text-md);
  }

  .holo-tool-card small {
    color: var(--color-muted);
  }

  .react-landscape-gate {
    position: fixed;
    z-index: var(--z-modal);
    inset: 0;
    display: grid;
    place-content: center;
    justify-items: center;
    gap: var(--space-sm);
    padding: max(var(--space-xl), var(--safe-top))
      max(var(--space-lg), var(--safe-right))
      max(var(--space-xl), var(--safe-bottom))
      max(var(--space-lg), var(--safe-left));
    color: var(--color-ink);
    background:
      radial-gradient(circle at 26% 30%, var(--optic-cyan), transparent 38%),
      radial-gradient(circle at 76% 70%, var(--optic-energy), transparent 36%),
      var(--color-paper);
    text-align: center;
  }

  .react-landscape-gate__device {
    position: relative;
    width: 112px;
    height: 64px;
    border: 3px solid var(--color-ink);
    border-radius: 16px;
    transform: rotate(-8deg);
  }

  .react-landscape-gate__device span {
    position: absolute;
    inset: 8px;
    border-radius: 9px;
    background: linear-gradient(
      135deg,
      var(--color-accent),
      var(--color-energy)
    );
  }

  .react-landscape-gate > p {
    margin: var(--space-md) 0 0;
    color: var(--color-accent-ink);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    letter-spacing: 0.12em;
  }

  .react-landscape-gate h1 {
    margin: 0;
    font-family: var(--font-display);
    font-size: var(--text-2xl);
  }

  .react-landscape-gate > span {
    max-width: 34ch;
    color: var(--color-muted);
    line-height: 1.6;
  }

  .react-landscape-gate > div {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
  }

  .react-landscape-gate button,
  .react-landscape-gate a {
    display: inline-grid;
    min-height: var(--touch-primary);
    place-items: center;
    padding: 0 var(--space-lg);
    border: 1px solid var(--color-rule);
    border-radius: var(--radius-md);
    color: var(--color-ink);
    background: var(--surface-raised);
    text-decoration: none;
  }

  .react-landscape-gate button {
    border-color: var(--color-accent);
    color: white;
    background: var(--color-accent);
  }

  .react-landscape-gate small {
    color: var(--color-muted);
  }

  .game-react-status {
    position: fixed;
    z-index: var(--z-toast);
    top: calc(var(--safe-top) + var(--space-sm));
    left: 50%;
    max-width: min(70vw, 420px);
    padding: var(--space-xs) var(--space-md);
    transform: translateX(-50%);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-capsule);
    color: var(--color-muted);
    background: var(--surface-glass);
    font-size: var(--text-xs);
    pointer-events: none;
    backdrop-filter: blur(18px);
  }
}

@layer responsive {
  @media (width <= 960px) {
    .holo-topbar {
      grid-template-columns: auto 1fr auto;
      padding-right: var(--space-md);
      padding-left: var(--space-md);
    }

    .holo-wordmark small,
    .holo-account > span:nth-child(2) {
      display: none;
    }

    .holo-nav {
      justify-self: center;
    }

    .holo-main {
      width: min(100% - 2 * var(--space-lg), 760px);
    }

    .holo-launcher {
      grid-template-columns: 1fr;
    }

    .holo-launcher__mission {
      position: static;
    }

    .holo-mission-display {
      min-height: 190px;
    }

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

    .holo-rule-grid article,
    .holo-rule-grid article:nth-child(4),
    .holo-rule-grid article:nth-child(5) {
      grid-column: span 6;
    }
  }

  @media (width <= 720px) {
    .holo-app-shell {
      padding-bottom: 72px;
    }

    .holo-topbar {
      position: relative;
      min-height: 64px;
      grid-template-columns: 1fr auto;
      gap: var(--space-sm);
      backdrop-filter: none;
    }

    .holo-wordmark__orb {
      width: 30px;
      height: 30px;
    }

    .holo-account {
      min-height: 40px;
    }

    .holo-nav {
      position: fixed;
      z-index: var(--z-hud);
      right: max(var(--space-sm), var(--safe-right));
      bottom: max(var(--space-sm), var(--safe-bottom));
      left: max(var(--space-sm), var(--safe-left));
      justify-content: space-around;
      padding: var(--space-xs);
      border-radius: var(--radius-xl);
      background: var(--surface-glass-strong);
      box-shadow: var(--shadow-contact), var(--shadow-inset);
      backdrop-filter: blur(var(--glass-blur));
    }

    .holo-nav a {
      min-width: 52px;
      flex: 1;
      flex-direction: column;
      gap: 2px;
      padding: var(--space-2xs);
      font-size: 10px;
    }

    .holo-nav a i {
      font-size: 19px;
    }

    .holo-main {
      width: calc(100% - 2 * var(--space-md));
      padding-top: var(--space-xl);
    }

    .holo-page-heading {
      grid-template-columns: 1fr;
    }

    .holo-page-heading h1 {
      font-size: clamp(2rem, 12vw, 3.35rem);
    }

    .holo-page-heading__signal {
      display: none;
    }

    .holo-mission-display {
      min-height: 170px;
      padding: var(--space-lg);
    }

    .holo-mission-display__index {
      font-size: var(--text-2xl);
    }

    .holo-mission-display h2 {
      font-size: var(--text-xl);
    }

    .holo-launcher__facts {
      grid-template-columns: 1fr;
    }

    .holo-choice-grid--rules {
      grid-template-columns: 1fr;
    }

    .holo-choice-grid label:last-child {
      grid-column: auto;
    }

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

    .holo-config-grid {
      grid-template-columns: 1fr;
    }

    .holo-config-panel {
      padding: var(--space-md);
    }

    .holo-config-panel > header {
      align-items: start;
      flex-direction: column;
    }

    .holo-room-code {
      grid-template-columns: minmax(0, 1fr) auto;
    }

    .holo-launcher__submit {
      align-items: stretch;
      flex-direction: column;
    }

    .holo-launcher__submit button {
      justify-content: space-between;
    }

    .holo-legacy-boundary {
      padding: var(--space-sm);
      border-radius: var(--radius-lg);
    }

    .holo-rule-grid {
      grid-template-columns: 1fr;
    }

    .holo-rule-grid article,
    .holo-rule-grid article:nth-child(4),
    .holo-rule-grid article:nth-child(5) {
      grid-column: auto;
      min-height: 0;
    }

    .holo-legal {
      grid-template-columns: 1fr;
    }

    .holo-tool-grid {
      grid-template-columns: 1fr;
    }

    .holo-footer {
      display: none;
    }
  }

  @media (width <= 374px) {
    .holo-topbar {
      padding-right: var(--space-sm);
      padding-left: var(--space-sm);
    }

    .holo-wordmark strong {
      font-size: 11px;
    }

    .holo-account {
      padding-right: var(--space-2xs);
    }

    .holo-account > i {
      display: none;
    }

    .holo-main {
      width: calc(100% - 2 * var(--space-sm));
    }
  }

  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      scroll-behavior: auto !important;
      animation-duration: 1ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 1ms !important;
    }

    .holo-ambient {
      display: none;
    }
  }

  @supports not (backdrop-filter: blur(1px)) {
    .holo-topbar,
    .holo-nav,
    .holo-glass-card,
    .holo-config-panel,
    .holo-mission-display,
    .holo-tool-card,
    .holo-launcher__submit,
    .holo-legacy-boundary {
      background: var(--surface-solid);
    }
  }
}

/* The legacy game stylesheet is still loaded during the engine migration.
 * These route-scoped declarations sit outside a cascade layer so old generic
 * `label`, heading and link rules cannot leak into React pages. */
body.app-platform-route .holo-app-shell {
  color: var(--color-ink);
}

body.app-platform-route .holo-app-shell h1,
body.app-platform-route .holo-app-shell h2,
body.app-platform-route .holo-app-shell h3,
body.app-platform-route .holo-app-shell strong,
body.app-platform-route .holo-app-shell a,
body.app-platform-route .holo-app-shell button,
body.app-platform-route .holo-app-shell label {
  color: inherit;
  text-shadow: none;
}

body.app-platform-route .holo-app-shell label {
  width: auto;
}

body.app-platform-route .holo-choice-grid label,
body.app-platform-route .holo-segmented label,
body.app-platform-route .holo-field {
  width: 100%;
}

body.app-platform-route .holo-launcher__submit button,
body.app-platform-route .react-landscape-gate button {
  color: white;
}

body.app-platform-route .holo-page-heading h1,
body.app-platform-route .holo-mission-display h2,
body.app-platform-route .holo-config-panel h2 {
  color: var(--color-ink);
}

body.app-platform-route .holo-launcher__facts strong {
  color: var(--color-ink);
}

body.app-platform-route .holo-launcher__facts small {
  color: var(--color-muted);
}

@media (width <= 720px) {
  body.app-platform-route .holo-nav {
    width: calc(100vw - max(24px, var(--safe-left) + var(--safe-right) + 24px));
    max-width: none;
    box-sizing: border-box;
  }
}

/* The route owns its live scene; theme foreground is provided by the shell. */
body.app-platform-route #appRoot .holo-app-shell {
  color: var(--color-ink);
  background: transparent;
}

body.app-platform-route {
  background: var(--color-paper);
}

body.app-platform-route .holo-ambient {
  display: block;
  opacity: 1;
}

body.app-platform-route .holo-topbar {
  min-height: 68px;
  border-color: var(--color-rule);
  background: var(--surface-glass-strong);
  box-shadow: 0 1px 0 var(--glass-highlight-soft);
}

body.app-platform-route .holo-nav {
  border-radius: var(--radius-md);
  background: var(--surface-glass);
}

body.app-platform-route .holo-nav a,
body.app-platform-route .holo-account {
  border-radius: var(--radius-sm);
}

body.app-platform-route .holo-nav a:hover,
body.app-platform-route .holo-nav a[aria-current="page"] {
  color: var(--color-ink);
  background: var(--surface-raised);
  box-shadow: inset 0 -2px 0 var(--color-accent);
}

body.app-platform-route .holo-main {
  width: min(1320px, calc(100% - 2 * var(--space-xl)));
  padding-top: var(--space-xl);
}

body.app-platform-route .holo-page-heading {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-rule);
}

body.app-platform-route .holo-page-heading h1 {
  max-width: none;
  margin: 0;
  font-size: clamp(1.9rem, 3.3vw, 3rem);
  line-height: 1.2;
}

body.app-platform-route .holo-page-heading > div > span {
  margin-top: var(--space-sm);
  color: var(--color-muted);
}

body.app-platform-route .holo-page-heading__signal {
  color: var(--color-accent);
}

body.app-platform-route .holo-page-heading p,
body.app-platform-route .holo-config-panel header p,
body.app-platform-route .holo-legal > div p,
body.app-platform-route .holo-field b {
  color: var(--color-accent);
}

body.app-platform-route .holo-mission-display,
body.app-platform-route .holo-config-panel,
body.app-platform-route .holo-launcher__submit,
body.app-platform-route .holo-legacy-boundary,
body.app-platform-route .holo-rule-grid article,
body.app-platform-route .holo-legal,
body.app-platform-route .holo-tool-card {
  border-color: var(--color-rule);
  background: var(--surface-glass);
  box-shadow:
    0 20px 54px var(--color-shadow),
    inset 0 1px 0 var(--glass-highlight-soft);
}

body.app-platform-route .holo-mission-display {
  background:
    linear-gradient(135deg, var(--optic-cyan), transparent 52%),
    linear-gradient(315deg, var(--optic-energy), transparent 48%),
    var(--surface-raised);
}

body.app-platform-route .holo-choice-grid label {
  display: grid;
  margin: 0;
  min-height: 76px;
  border-radius: var(--radius-md);
  border-color: var(--color-rule);
  background: var(--glass-paper-soft);
}

body.app-platform-route .holo-choice-grid label:hover {
  border-color: var(--color-accent-soft);
  background: var(--surface-raised);
}

body.app-platform-route .holo-choice-grid label[data-selected="true"] {
  border-color: var(--color-accent);
  background: var(--surface-raised);
  box-shadow: inset 3px 0 0 var(--color-accent);
}

body.app-platform-route .holo-field select,
body.app-platform-route .holo-field input,
body.app-platform-route .holo-room-code button {
  border-color: var(--color-rule);
  color: var(--color-ink);
  background: var(--color-paper-2);
}

body.app-platform-route .holo-launcher__submit button {
  border-color: var(--color-energy);
  color: var(--color-energy-ink);
  background: var(--color-energy);
  box-shadow: 0 10px 30px var(--optic-energy);
  transition:
    transform var(--dur-micro) var(--ease-out),
    opacity var(--dur-micro) var(--ease-out);
}

body.app-platform-route .holo-launcher__submit button:active,
body.app-platform-route .holo-nav a:active,
body.app-platform-route .holo-account:active {
  transform: scale(0.97);
}

body.app-platform-route .holo-footer {
  border-color: var(--color-rule);
  color: var(--color-muted);
  background: var(--surface-glass-strong);
}

body.app-platform-route .holo-legacy-boundary .platform-panel,
body.app-platform-route .holo-legacy-boundary .admin-compact-user,
body.app-platform-route .holo-legacy-boundary .admin-approval-card,
body.app-platform-route .holo-legacy-boundary .admin-report-compact,
body.app-platform-route .holo-legacy-boundary .admin-report-card,
body.app-platform-route .holo-legacy-boundary .admin-announcement-card,
body.app-platform-route .holo-legacy-boundary .account-option-card {
  border-color: var(--color-rule);
  background: var(--surface-glass);
  box-shadow: inset 0 1px 0 var(--glass-highlight-soft);
}

body.app-platform-route .holo-legacy-boundary :is(input, select, textarea),
body.app-platform-route .holo-legacy-boundary .platform-soft-button,
body.app-platform-route .holo-legacy-boundary .platform-icon-button,
body.app-platform-route .holo-legacy-boundary .platform-danger-button {
  border-color: var(--color-rule);
  color: var(--color-ink-2);
  background: var(--color-paper-2);
}

body.app-platform-route
  .holo-legacy-boundary
  .admin-rail
  nav
  button[aria-current="page"],
body.app-platform-route
  .holo-legacy-boundary
  .social-mobile-tabs
  button[aria-selected="true"] {
  color: var(--color-ink);
  background: var(--surface-raised);
  box-shadow: inset 3px 0 0 var(--color-accent);
}

body.app-platform-route .holo-legacy-boundary .social-search-results,
body.app-platform-route .holo-legacy-boundary .social-chat-output,
body.app-platform-route .holo-legacy-boundary .social-messages,
body.app-platform-route .holo-legacy-boundary .social-mobile-tabs {
  border-color: var(--color-rule);
  background: var(--surface-glass-strong);
  box-shadow: 0 16px 40px var(--color-shadow);
}

body.app-platform-route .holo-legacy-boundary .account-toggle {
  border-color: var(--color-rule);
  color: var(--color-ink-2);
  background: var(--surface-raised);
}

body.app-platform-route .holo-legacy-boundary .account-toggle small {
  color: var(--color-muted);
}

body.app-platform-route .holo-legacy-boundary .social-message:not(.is-mine) {
  color: var(--color-ink-2);
  background: var(--surface-raised);
  box-shadow: none;
}

body.app-platform-route .holo-legacy-boundary .account-avatar-wrap {
  background: var(--surface-raised);
}

@media (width <= 720px) {
  body.app-platform-route .holo-nav {
    border: 1px solid var(--color-rule);
    background: var(--surface-glass-strong);
  }

  body.app-platform-route .holo-main {
    padding-top: var(--space-lg);
  }

  body.app-platform-route .holo-page-heading h1 {
    font-size: clamp(1.75rem, 7vw, 2.5rem);
  }
}

/* Keep the platform typography and controls independent of legacy game tags. */
body.app-platform-route .holo-launcher {
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: var(--space-xl);
}

body.app-platform-route .holo-choice-grid label:has(input:focus-visible),
body.app-platform-route .holo-segmented label:has(input:focus-visible) {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

body.app-platform-route .holo-segmented label {
  display: grid;
  margin: 0;
}

body.app-platform-route .holo-config-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-md);
}

body.app-platform-route .holo-launcher__controls {
  gap: var(--space-md);
}

body.app-platform-route .holo-launcher__submit {
  position: static;
  grid-row: 3;
}

body.app-platform-route .holo-field input[type="range"] {
  width: 100%;
}

body.app-platform-route .holo-launcher__facts {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding-inline: 0;
}

body.app-platform-route .holo-field,
body.app-platform-route .holo-room-panel label {
  margin: 0;
}

body.app-platform-route .holo-legacy-boundary {
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  color: var(--color-ink);
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}

body.app-platform-route .holo-legacy-boundary .platform-panel {
  background: var(--surface-raised);
  backdrop-filter: none;
}

body.app-platform-route .holo-legacy-boundary .platform-panel__header h2,
body.app-platform-route .holo-legacy-boundary .platform-panel__header h3 {
  color: var(--color-ink);
  font-size: var(--text-md);
}

body.app-platform-route .platform-panel__header p,
body.app-platform-route .account-form-actions p,
body.app-platform-route .holo-config-panel > header > span,
body.app-platform-route .holo-launcher__submit em {
  font-size: var(--text-sm);
  color: var(--color-muted);
}

body.app-platform-route .platform-soft-button,
body.app-platform-route .platform-icon-button,
body.app-platform-route .platform-danger-button,
body.app-platform-route .platform-field :is(input, select) {
  min-height: var(--touch-target);
}

body.app-platform-route .platform-icon-button {
  min-width: var(--touch-target);
}

body.app-platform-route .holo-error {
  color: var(--color-error);
}

body.app-platform-route .holo-legacy-boundary .platform-danger-button {
  color: var(--color-error);
}

body.app-platform-route .account-profile-card__spectra {
  background: url("../images/environments/club.webp") center 38% / cover;
}

body.app-platform-route .account-appearance-preview {
  display: block;
  margin: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-lg);
  background: var(--surface-raised);
}

.account-appearance-preview > img {
  display: block;
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.account-appearance-preview > figcaption {
  display: grid;
  gap: var(--space-xs);
  padding: var(--space-md);
}

.holo-scene-preview {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-lg);
  background: var(--surface-inverse);
}

.holo-scene-preview > img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 5;
  object-fit: cover;
}

.holo-scene-preview figcaption {
  padding: var(--space-md) var(--space-lg);
  color: var(--color-paper);
  background: var(--surface-inverse);
}

.holo-scene-preview figcaption > span {
  font-size: var(--text-xs);
  opacity: 0.75;
}

body.app-platform-route .holo-scene-preview h2 {
  margin: var(--space-xs) 0 0;
  font-size: var(--text-md);
  line-height: 1.3;
}

.holo-environment-picker {
  display: grid;
  min-width: 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-sm);
  margin: var(--space-lg) 0 0;
  padding: 0;
  border: 0;
}

.holo-environment-picker legend {
  width: 100%;
  margin-bottom: var(--space-sm);
  font-weight: 600;
  font-size: var(--text-sm);
}

.holo-environment-picker legend > span {
  float: right;
  color: var(--color-muted);
  font-weight: 400;
}

body.app-platform-route .holo-environment-picker button {
  min-width: 0;
  margin: 0;
  padding: 3px;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  background: var(--surface-raised);
  cursor: pointer;
}

body.app-platform-route .holo-environment-picker button[aria-pressed="true"] {
  border-color: var(--color-focus);
  background: var(--color-paper-2);
}

.holo-environment-picker img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 5;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.holo-environment-picker button > span {
  display: block;
  padding-block: var(--space-xs);
  font-size: var(--text-xs);
  white-space: nowrap;
}

body.app-platform-route .holo-rule-grid {
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--color-rule);
}

body.app-platform-route .holo-rule-grid article {
  display: grid;
  min-height: 120px;
  align-items: center;
  grid-template-columns: 48px 150px minmax(0, 1fr);
  grid-column: auto;
  gap: var(--space-lg);
  padding: var(--space-lg) var(--space-sm);
  border: 0;
  border-bottom: 1px solid var(--color-rule);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

body.app-platform-route .holo-rule-grid h2 {
  margin: 0;
  font-size: var(--text-lg);
}

@media (width <= 1000px) {
  body.app-platform-route .holo-launcher {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .holo-scene-preview > img {
    max-height: 360px;
  }
}

@media (width <= 720px) {
  body.app-platform-route .holo-main {
    width: calc(100% - 2 * var(--space-md));
  }

  body.app-platform-route .holo-footer {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
  }

  body.app-platform-route .holo-choice-grid--rules {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  body.app-platform-route .holo-choice-grid label:last-child {
    grid-column: 1 / -1;
  }

  body.app-platform-route .holo-choice-grid label {
    gap: var(--space-xs);
    padding: var(--space-sm);
  }

  body.app-platform-route .holo-config-grid {
    grid-template-columns: 1fr;
  }

  body.app-platform-route .holo-rule-grid article {
    grid-template-columns: 36px minmax(0, 1fr);
    gap: var(--space-sm);
  }

  .holo-rule-grid article p {
    grid-column: 2;
  }

  .holo-scene-preview > img {
    max-height: 240px;
  }

  .holo-environment-picker {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-xs);
  }

  .holo-environment-picker button > span {
    white-space: normal;
    font-size: 11px;
    line-height: 1.3;
  }
}