/* Fenêtre — interface.
 *
 * Parti pris : l'interface ne doit jamais concurrencer l'eau. Tout est sombre,
 * translucide, posé sur les bords, et disparaît dès qu'on n'en a plus besoin.
 * La typographie reste celle du système : c'est la plus lisible sur chaque
 * appareil, et la plus légère à charger. */

:root {
  --ink: #eaf4f7;
  --ink-dim: #a8c0c9;
  --ink-faint: #7d97a1;
  --deep: #04161f;
  --glass: rgba(6, 26, 36, 0.74);
  --glass-light: rgba(12, 40, 54, 0.6);
  --line: rgba(150, 200, 215, 0.18);
  --accent: #55d6e8;
  --accent-deep: #1d7f92;
  --warn: #f0b45a;
  --ok: #6cc38a;
  --bad: #e6705a;
  --radius: 14px;
  --pad: clamp(14px, 3.2vw, 24px);
  --font: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  --shadow: 0 18px 50px rgba(0, 8, 14, 0.55);
}

* {
  box-sizing: border-box;
}

/* Les calques ci-dessous déclarent `display: grid` ou `flex` via une classe, ce
 * qui l'emporte sur la règle `[hidden] { display: none }` du navigateur. Sans ce
 * rappel, un panneau masqué resterait invisible mais continuerait d'intercepter
 * les clics destinés à la vitre. */
[hidden] {
  display: none !important;
}

html,
body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: var(--deep);
  color: var(--ink);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior: none;
}

body {
  /* La vitre occupe tout, encoches comprises. */
  padding: 0;
  touch-action: none;
}

#glass {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
  cursor: grab;
}

#glass:active {
  cursor: grabbing;
}

.ui-layer {
  position: fixed;
  inset: 0;
  z-index: 10;
}

/* ————————————————————————————————— Accueil ————————————————————————————————— */

.overlay {
  display: grid;
  place-items: center;
  padding: var(--pad);
  background:
    radial-gradient(circle at 50% 20%, rgba(28, 96, 122, 0.5), transparent 60%),
    linear-gradient(180deg, #04161f 0%, #02090f 100%);
  overflow-y: auto;
  animation: fade-in 0.5s ease both;
}

/* Le sas laisse voir la buée : le fond n'est qu'un voile, pas un écran opaque. */
.overlay.gate {
  background: linear-gradient(180deg, rgba(6, 22, 30, 0.62), rgba(2, 10, 16, 0.78));
  backdrop-filter: blur(2px);
}

/* Les bords du sas restent traversables au doigt : on peut essuyer la buée
   autour du panneau sans avoir à le fermer. */
.overlay.gate {
  pointer-events: none;
}

.overlay.gate .panel {
  pointer-events: auto;
}

.overlay.leaving {
  animation: fade-out 0.7s ease both;
  pointer-events: none;
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
}

@keyframes fade-out {
  to {
    opacity: 0;
  }
}

.panel {
  width: min(560px, 100%);
  padding: clamp(20px, 4vw, 34px);
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
  animation: rise 0.6s cubic-bezier(0.2, 0.9, 0.2, 1) both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
}

.eyebrow {
  margin: 0 0 6px;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(2.1rem, 8vw, 3.1rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1;
}

h2 {
  margin: 0 0 10px;
  font-size: clamp(1.3rem, 4.5vw, 1.7rem);
  font-weight: 400;
}

h3 {
  margin: 0 0 4px;
  font-size: 1.25rem;
  font-weight: 500;
}

h4 {
  margin: 0 0 10px;
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  font-weight: 600;
}

.lede {
  margin: 0 0 18px;
  font-size: clamp(0.98rem, 2.6vw, 1.1rem);
  line-height: 1.55;
  color: var(--ink-dim);
}

.muted {
  color: var(--ink-dim);
  line-height: 1.55;
}

.small {
  font-size: 0.84rem;
}

.fineprint {
  margin: 16px 0 0;
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--ink-faint);
}

.facts {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.facts li {
  display: grid;
  grid-template-columns: 2.1rem 1fr;
  align-items: baseline;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--ink-dim);
}

.facts span {
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

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

.btn {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--glass-light);
  color: var(--ink);
  font: inherit;
  font-size: 0.95rem;
  padding: 12px 20px;
  border-radius: 999px;
  cursor: pointer;
  transition:
    background 0.2s,
    border-color 0.2s,
    transform 0.12s;
}

.btn:hover {
  background: rgba(24, 68, 88, 0.7);
  border-color: rgba(150, 210, 225, 0.34);
}

.btn:active {
  transform: scale(0.98);
}

/* Un bouton lié à une condition non remplie doit se voir tel quel : sans cet
 * état, « Continuer » a l'air disponible et ne répond pas, ce qui se lit comme
 * une panne plutôt que comme une consigne. */
.btn:disabled {
  opacity: 0.42;
  cursor: not-allowed;
  filter: saturate(0.4);
}

.btn:disabled:hover {
  background: var(--glass-light);
  border-color: var(--line);
}

/* Certains boutons sont des liens — un téléchargement, un site d'association.
 * Rien ne justifie qu'ils portent un soulignement que les autres n'ont pas. */
a.btn {
  display: inline-block;
  text-decoration: none;
}

.btn.primary {
  background: linear-gradient(180deg, #2fa8c0, #17707f);
  border-color: rgba(140, 230, 245, 0.4);
  color: #f2fbfd;
  font-weight: 500;
}

.btn.primary:hover {
  background: linear-gradient(180deg, #40bcd4, #1d8092);
}

.btn.ghost {
  background: transparent;
}

.btn.small {
  padding: 9px 15px;
  font-size: 0.86rem;
}

.btn.tiny {
  padding: 5px 11px;
  font-size: 0.76rem;
}

.btn:focus-visible,
.icon-btn:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* — Repérage — */

.locating {
  text-align: center;
}

.sonar {
  position: relative;
  width: 74px;
  height: 74px;
  margin: 6px auto 18px;
}

.sonar i {
  position: absolute;
  inset: 0;
  border: 1.5px solid var(--accent);
  border-radius: 50%;
  animation: ping 2.1s ease-out infinite;
  opacity: 0;
}

.sonar i:nth-child(2) {
  animation-delay: 0.7s;
}

.sonar i:nth-child(3) {
  animation-delay: 1.4s;
}

@keyframes ping {
  0% {
    transform: scale(0.2);
    opacity: 0.9;
  }
  100% {
    transform: scale(1);
    opacity: 0;
  }
}

/* — Choix du milieu — */

.habitat-list {
  display: grid;
  gap: 8px;
  margin: 14px 0 18px;
}

.hab {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
  width: 100%;
  text-align: left;
  padding: 12px 15px;
  background: rgba(8, 32, 44, 0.5);
  border: 1px solid var(--line);
  border-radius: 11px;
  color: var(--ink);
  font: inherit;
  cursor: pointer;
  transition:
    border-color 0.18s,
    background 0.18s;
}

.hab:hover {
  background: rgba(16, 52, 68, 0.62);
}

.hab[aria-checked='true'] {
  border-color: var(--accent);
  background: rgba(24, 78, 96, 0.6);
}

.hab b {
  display: block;
  font-weight: 500;
  font-size: 0.98rem;
}

.hab small {
  display: block;
  margin-top: 2px;
  color: var(--ink-faint);
  font-size: 0.79rem;
}

.hab .tag {
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  white-space: nowrap;
}

.habitat-list.compact .hab {
  padding: 9px 13px;
}

/* — Calibration — */

.calib {
  margin: 4px 0 20px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 12px 0;
}

.calib summary {
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--accent);
  list-style: none;
}

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

.calib summary::before {
  content: '⌗ ';
  opacity: 0.7;
}

.calib > *:not(summary) {
  margin-top: 12px;
}

.card-ruler {
  display: flex;
  justify-content: center;
  padding: 6px 0;
}

.card-shape {
  position: relative;
  /* Le rapport 85,60 × 53,98 mm de la norme ISO/IEC 7810 ID-1. */
  aspect-ratio: 85.6 / 53.98;
  background: linear-gradient(135deg, #1d5c72, #123c4c 60%, #1a5266);
  border: 1px solid rgba(160, 220, 235, 0.35);
  border-radius: 7px;
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.4);
  display: grid;
  place-items: center;
}

.card-chip {
  position: absolute;
  left: 11%;
  top: 34%;
  width: 15%;
  height: 22%;
  background: linear-gradient(160deg, #d8c078, #9a8342);
  border-radius: 3px;
}

.card-label {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: rgba(230, 245, 250, 0.8);
  font-variant-numeric: tabular-nums;
}

.card-ruler.small .card-shape {
  border-radius: 5px;
}

.calib-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

input[type='range'] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 26px;
  background: transparent;
  cursor: pointer;
}

input[type='range']::-webkit-slider-runnable-track {
  height: 3px;
  background: rgba(140, 200, 215, 0.3);
  border-radius: 2px;
}

input[type='range']::-moz-range-track {
  height: 3px;
  background: rgba(140, 200, 215, 0.3);
  border-radius: 2px;
}

input[type='range']::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  margin-top: -8.5px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid #0a2a38;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

input[type='range']::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid #0a2a38;
}

.field {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 4px 12px;
  margin: 14px 0;
  font-size: 0.86rem;
  color: var(--ink-dim);
}

.field > span {
  grid-column: 1 / -1;
}

.field input[type='range'] {
  grid-column: 1;
}

.field output {
  grid-column: 2;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  font-size: 0.88rem;
  min-width: 5.2em;
  text-align: right;
}

.check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 12px 0;
  font-size: 0.9rem;
  color: var(--ink-dim);
  cursor: pointer;
}

.check input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

/* ————————————————————————————————— Tête haute ————————————————————————————————— */

.hud {
  pointer-events: none;
  padding: calc(var(--pad) + env(safe-area-inset-top)) calc(var(--pad) + env(safe-area-inset-right))
    calc(var(--pad) + env(safe-area-inset-bottom)) calc(var(--pad) + env(safe-area-inset-left));
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  animation: fade-in 1.4s ease both;
}

.hud > * {
  pointer-events: none;
}

.hud button {
  pointer-events: auto;
}

.hud-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.readout {
  padding: 8px 13px;
  background: rgba(4, 20, 28, 0.5);
  border: 1px solid rgba(150, 200, 215, 0.14);
  border-radius: 10px;
  backdrop-filter: blur(8px);
}

.readout b {
  display: block;
  font-size: 0.94rem;
  font-weight: 500;
}

.readout small {
  display: block;
  margin-top: 1px;
  font-size: 0.74rem;
  color: var(--ink-faint);
}

.hud-buttons {
  display: flex;
  gap: 7px;
}

.icon-btn {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  background: rgba(4, 20, 28, 0.5);
  border: 1px solid rgba(150, 200, 215, 0.14);
  border-radius: 10px;
  color: var(--ink-dim);
  font-size: 1.05rem;
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition:
    color 0.18s,
    border-color 0.18s;
}

.icon-btn:hover {
  color: var(--ink);
}

.icon-btn[aria-pressed='true'] {
  color: var(--accent);
  border-color: rgba(85, 214, 232, 0.45);
}

.hud-bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.gauges {
  display: flex;
  gap: clamp(10px, 3vw, 20px);
  padding: 8px 14px;
  background: rgba(4, 20, 28, 0.45);
  border: 1px solid rgba(150, 200, 215, 0.12);
  border-radius: 10px;
  backdrop-filter: blur(8px);
}

.gauge {
  text-align: left;
}

.gauge b {
  display: block;
  font-size: 0.94rem;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

.gauge small {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  color: var(--ink-faint);
}

/* La règle : sa largeur est calculée en millimètres réels par le script.
 * C'est la preuve visible que l'échelle est juste. */
.ruler {
  display: grid;
  gap: 4px;
  justify-items: center;
}

.ruler-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  width: 100%;
  height: 13px;
  border-bottom: 1.5px solid rgba(230, 250, 255, 0.72);
  border-left: 1.5px solid rgba(230, 250, 255, 0.72);
  border-right: 1.5px solid rgba(230, 250, 255, 0.72);
}

.ruler-bar i {
  width: 1px;
  height: 6px;
  background: rgba(230, 250, 255, 0.5);
}

.ruler span {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: rgba(230, 250, 255, 0.62);
  font-variant-numeric: tabular-nums;
}

.hint,
.surface-warn {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 16px;
  background: rgba(4, 20, 28, 0.62);
  border: 1px solid rgba(150, 200, 215, 0.16);
  border-radius: 999px;
  font-size: 0.84rem;
  color: var(--ink-dim);
  backdrop-filter: blur(8px);
  white-space: nowrap;
  max-width: calc(100vw - 2 * var(--pad));
  overflow: hidden;
  text-overflow: ellipsis;
  transition: opacity 0.6s;
}

.hint {
  bottom: calc(28% + env(safe-area-inset-bottom));
}

.surface-warn {
  top: 22%;
  color: var(--warn);
  border-color: rgba(240, 180, 90, 0.32);
  opacity: 0;
}

.hint.gone,
.surface-warn:not(.show) {
  opacity: 0;
}

.surface-warn.show {
  opacity: 1;
}

/* ————————————————————————————————— Téléportation ————————————————————————————————— */

/* Le bouton flotte au-dessus de l'eau, à droite, hors des jauges. */
.teleport-btn {
  position: absolute;
  right: calc(var(--pad) + env(safe-area-inset-right));
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 11px 16px;
  background: linear-gradient(180deg, rgba(47, 168, 192, 0.9), rgba(23, 112, 127, 0.9));
  border: 1px solid rgba(140, 230, 245, 0.4);
  border-radius: 999px;
  color: #f2fbfd;
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  backdrop-filter: blur(8px);
  box-shadow: 0 8px 26px rgba(0, 10, 18, 0.45);
  transition: transform 0.15s, box-shadow 0.2s;
}

.teleport-btn:hover {
  transform: translateY(-50%) scale(1.03);
  box-shadow: 0 10px 32px rgba(0, 20, 30, 0.55);
}

.teleport-btn:active {
  transform: translateY(-50%) scale(0.99);
}

.tp-icon {
  font-size: 1.05rem;
  opacity: 0.9;
}

.tp-price {
  padding: 2px 8px;
  background: rgba(4, 26, 34, 0.42);
  border-radius: 999px;
  font-size: 0.8rem;
  font-variant-numeric: tabular-nums;
}

.tp-price.credit {
  background: rgba(240, 200, 90, 0.22);
  color: #f4e0a8;
}

.tp-row {
  cursor: default;
}

.tp-row.is-here {
  border-color: rgba(85, 214, 232, 0.5);
  background: rgba(24, 78, 96, 0.55);
}

.tp-action {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.banner {
  margin: 12px 0;
  padding: 10px 13px;
  border-radius: 10px;
  font-size: 0.85rem;
  line-height: 1.5;
  background: rgba(24, 78, 96, 0.45);
  border: 1px solid rgba(85, 214, 232, 0.28);
  color: var(--ink-dim);
}

.banner.warn {
  background: rgba(96, 70, 24, 0.4);
  border-color: rgba(240, 180, 90, 0.34);
  color: #f0d6a8;
}

.banner.error {
  background: rgba(96, 32, 28, 0.45);
  border-color: rgba(230, 120, 100, 0.36);
  color: #f2c4bc;
}

.eyebrow.warn {
  color: var(--warn);
}

/* Page autonome de l'écran de test : pas de canevas derrière. */
body.plain {
  overflow: auto;
  touch-action: auto;
}

body.plain .overlay {
  position: static;
  min-height: 100vh;
}

code {
  padding: 1px 5px;
  background: rgba(140, 200, 215, 0.14);
  border-radius: 4px;
  font-size: 0.9em;
}

/* ————————————————————————————————— Pollution ————————————————————————————————— */

.pollution-btn {
  position: absolute;
  right: calc(var(--pad) + env(safe-area-inset-right));
  top: calc(50% + 54px);
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 15px;
  background: rgba(4, 20, 28, 0.62);
  border: 1px solid rgba(150, 200, 215, 0.18);
  border-radius: 999px;
  color: var(--ink-dim);
  font: inherit;
  font-size: 0.86rem;
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition: color 0.2s, border-color 0.2s;
}

.pollution-btn:hover {
  color: var(--ink);
}

.pollution-btn b {
  font-weight: 500;
  color: var(--ink);
}

/* La pastille prend la couleur du niveau : c'est le seul élément d'interface
   qui se permet une couleur d'alerte, et seulement quand elle est méritée. */
.po-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 3px rgba(120, 200, 140, 0.16);
}

.pollution-btn[data-level='mid'] .po-dot {
  background: var(--warn);
  box-shadow: 0 0 0 3px rgba(240, 180, 90, 0.16);
}

.pollution-btn[data-level='high'] .po-dot {
  background: var(--bad);
  box-shadow: 0 0 0 3px rgba(230, 110, 90, 0.18);
  animation: pulse-dot 2.6s ease-in-out infinite;
}

@keyframes pulse-dot {
  50% {
    box-shadow: 0 0 0 7px rgba(230, 110, 90, 0.05);
  }
}

/* Pendant un répit, la pastille s'apaise : l'interface dit la même chose que l'eau. */
.pollution-btn.respite .po-dot,
.pollution-btn.respite[data-level='high'] .po-dot {
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(85, 214, 232, 0.18);
  animation: none;
}

.po-bars {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
}

.po-bar {
  display: grid;
  grid-template-columns: 11.5em 1fr;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--ink-dim);
}

.po-bar i {
  display: block;
  height: 7px;
  background: rgba(140, 200, 215, 0.16);
  border-radius: 4px;
  overflow: hidden;
}

.po-bar b {
  display: block;
  height: 100%;
  border-radius: 4px;
  background: var(--ok);
  transition: width 0.5s ease;
}

.po-bar b[data-level='mid'] {
  background: var(--warn);
}

.po-bar b[data-level='high'] {
  background: var(--bad);
}

/* Le point le plus important du panneau : ce que l'écran ne peut pas montrer. */
.po-invisible {
  margin: 10px 0 0;
  padding: 10px 13px;
  border-left: 2px solid var(--warn);
  background: rgba(96, 70, 24, 0.22);
  border-radius: 0 8px 8px 0;
  font-size: 0.85rem;
  line-height: 1.55;
  color: #f0d6a8;
}

.po-indicators {
  list-style: none;
  margin: 0 0 12px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.po-indicators li {
  display: grid;
  gap: 3px;
  padding-left: 13px;
  border-left: 2px solid rgba(85, 214, 232, 0.3);
  font-size: 0.87rem;
  line-height: 1.55;
  color: var(--ink-dim);
}

.po-indicators small {
  font-size: 0.75rem;
  color: var(--ink-faint);
}

.po-indicators a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(85, 214, 232, 0.35);
}

.po-indicators a:hover {
  border-bottom-color: var(--accent);
}

.po-org-name {
  margin: 0 0 2px;
  font-size: 1.02rem;
}

.po-org .btn {
  display: inline-block;
  margin-top: 12px;
  text-decoration: none;
}

/* ————————————————————————————————— Fiche espèce ————————————————————————————————— */

.card-layer {
  display: grid;
  align-items: end;
  justify-items: center;
  padding: var(--pad);
  padding-bottom: calc(var(--pad) + env(safe-area-inset-bottom));
  pointer-events: none;
}

.species {
  position: relative;
  pointer-events: auto;
  width: min(430px, 100%);
  padding: 20px 22px 18px;
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
  animation: rise 0.35s cubic-bezier(0.2, 0.9, 0.2, 1) both;
}

.close {
  position: absolute;
  top: 9px;
  right: 11px;
  width: 30px;
  height: 30px;
  background: transparent;
  border: none;
  color: var(--ink-faint);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  border-radius: 8px;
}

.close:hover {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
}

.sci {
  margin: 0 0 14px;
  font-style: italic;
  font-size: 0.88rem;
  color: var(--ink-faint);
}

.sc-metrics {
  display: flex;
  gap: 18px;
  padding: 11px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.sc-metrics b {
  display: block;
  font-size: 1rem;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

.sc-metrics small {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  color: var(--ink-faint);
}

.sc-note {
  margin: 13px 0 0;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--ink-dim);
}

/* Barre montrant la taille réelle de l'animal, à l'échelle du verre. */
.sc-scale {
  height: 6px;
  margin: 14px 0 5px;
  background: linear-gradient(90deg, var(--accent), var(--accent-deep));
  border-radius: 3px;
  max-width: 100%;
}

/* ————————————————————————————————— Réglages ————————————————————————————————— */

.sheet-layer {
  display: grid;
  justify-items: end;
  background: rgba(2, 10, 16, 0.55);
  backdrop-filter: blur(3px);
}

.sheet {
  width: min(430px, 100%);
  height: 100%;
  overflow-y: auto;
  padding: calc(var(--pad) + env(safe-area-inset-top)) var(--pad)
    calc(var(--pad) + env(safe-area-inset-bottom));
  background: rgba(5, 22, 31, 0.94);
  border-left: 1px solid var(--line);
  backdrop-filter: blur(18px);
  animation: slide-in 0.32s cubic-bezier(0.2, 0.9, 0.2, 1) both;
  -webkit-overflow-scrolling: touch;
}

@keyframes slide-in {
  from {
    transform: translateX(24px);
    opacity: 0;
  }
}

.sheet-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.sheet-head .close {
  position: static;
}

.sheet section {
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.sheet section:first-of-type {
  border-top: none;
}

/* — Identifiant et crédits — */

.acc-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 12px 0 4px;
}

/* L'identifiant est recopié à la main sur un bout de papier : chiffres à
 * chasse fixe, gros, espacés, et sélectionnables d'un geste. */
.acc-key {
  margin: 16px 0 14px;
  padding: 14px 10px;
  border: 1px dashed var(--accent);
  border-radius: 11px;
  background: rgba(12, 46, 60, 0.55);
  font-family: ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
  font-size: clamp(1.05rem, 5.2vw, 1.5rem);
  letter-spacing: 0.06em;
  text-align: center;
  color: var(--ink);
  user-select: all;
  word-break: break-all;
}

.acc-input {
  grid-column: 1 / -1;
  width: 100%;
  padding: 11px 13px;
  background: rgba(8, 32, 44, 0.6);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  font-family: ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
  font-size: 1rem;
  letter-spacing: 0.04em;
}

.acc-input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.acc-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  padding: 12px 0 18px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--line);
}

.acc-summary b {
  display: block;
  font-size: 1.02rem;
  font-weight: 500;
  font-family: ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
}

.acc-summary small {
  display: block;
  margin-top: 2px;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
}

#acc-packs .hab {
  cursor: default;
}

.keys {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 14px;
  margin: 0;
  font-size: 0.86rem;
}

.keys dt {
  color: var(--ink);
  white-space: nowrap;
}

.keys dd {
  margin: 0;
  color: var(--ink-faint);
}

.about p {
  margin: 0;
}

/* ————————————————————————————————— Adaptations ————————————————————————————————— */

@media (max-width: 560px) {
  .gauges {
    gap: 12px;
    padding: 7px 11px;
  }

  .hud-bottom {
    align-items: flex-end;
  }

  .ruler {
    order: -1;
  }

  .hint {
    bottom: calc(34% + env(safe-area-inset-bottom));
    font-size: 0.79rem;
    /* Sur écran étroit, mieux vaut deux lignes qu'une phrase amputée. */
    white-space: normal;
    text-align: center;
    border-radius: 14px;
    max-width: min(88vw, 34ch);
    text-overflow: clip;
  }
}

@media (max-height: 480px) {
  .hint {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}