/* Ar'Kritz - habillage du site (par-dessus Bootstrap 5.3, thème sombre).
   Couleurs tirées des décors : nuit de Black Hill City, lampadaires au
   sodium, néon du Kino, terminal vert du jeu, laboratoire bleu. */

:root {
  --ark-night: #0a0c10;
  --ark-panel: #12161c;
  --ark-panel-2: #181d25;
  --ark-line: #262d38;
  --ark-ink: #e6e2da;
  --ark-muted: #9aa0a8;
  --ark-sodium: #f2a33a;
  --ark-sodium-deep: #c9771b;
  --ark-neon: #e5383b;
  --ark-terminal: #7dfc9f;
  --ark-lab: #4fb3d9;

  --ark-display: "Chakra Petch", "Bahnschrift", "Segoe UI", sans-serif;
  --ark-body: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --ark-mono: "VT323", "Consolas", monospace;

  --ark-nav-h: 64px;

  /* Bootstrap */
  --bs-body-bg: var(--ark-night);
  --bs-body-color: var(--ark-ink);
  --bs-body-font-family: var(--ark-body);
  --bs-border-color: var(--ark-line);
  --bs-link-color: var(--ark-sodium);
  --bs-link-color-rgb: 242, 163, 58;
  --bs-link-hover-color: #ffc46e;
  --bs-link-hover-color-rgb: 255, 196, 110;
  --bs-secondary-color: var(--ark-muted);
}
[data-bs-theme="dark"] {
  --bs-body-bg: var(--ark-night);
  --bs-body-color: var(--ark-ink);
  --bs-border-color: var(--ark-line);
  --bs-secondary-color: var(--ark-muted);
  --bs-tertiary-bg: var(--ark-panel);
}

html { scroll-padding-top: calc(var(--ark-nav-h) + 16px); }
body {
  background: var(--ark-night);
  color: var(--ark-ink);
  font-family: var(--ark-body);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main { flex: 1 0 auto; }

h1, h2, h3, h4, .ark-display {
  font-family: var(--ark-display);
  font-weight: 700;
  letter-spacing: .01em;
  text-wrap: balance;
}
p { text-wrap: pretty; }
::selection { background: var(--ark-sodium); color: #111; }

:focus-visible { outline: 2px solid var(--ark-sodium); outline-offset: 2px; }

/* ---------- Barre de navigation ---------- */
.ark-nav {
  min-height: var(--ark-nav-h);
  background: rgba(10, 12, 16, .86);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--ark-line);
}
.ark-brand {
  line-height: 1;
  display: inline-flex;
  flex-direction: column;
  align-items: stretch;
  text-decoration: none;
}
/* Logo, d'après la boîte du jeu : capitales étroites et épaisses au grain
   de granit avec un relief sombre ; « the intruder » blanc, espacé, en
   minuscules. */
.ark-logo {
  font-family: "Anton", "Impact", "Arial Narrow", sans-serif;
  font-size: 2rem;
  line-height: .95;
  letter-spacing: .015em;
  color: #b9b9b6;
  /* grain de pierre : bruit fractal par-dessus un dégradé clair → sombre */
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .5 0 0 0 0 .5 0 0 0 0 .5 0 0 0 1.1 -.3'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E"),
    linear-gradient(170deg, #f1f1ee 0%, #c9c9c5 38%, #8e8e8a 70%, #5f5f5c 100%);
  background-size: 120px 120px, 100% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  /* relief : liseré clair en haut à gauche, ombre sombre en bas à droite */
  filter:
    drop-shadow(-1px -1px 0 rgba(255, 255, 255, .35))
    drop-shadow(1px 1px 0 #1b1b1a)
    drop-shadow(2px 2px 0 #121211)
    drop-shadow(0 3px 6px rgba(0, 0, 0, .7));
}
.ark-logo-sub {
  font-family: "Archivo Black", "Arial Black", sans-serif;
  font-size: .72rem;
  line-height: 1;
  letter-spacing: .42em;
  margin: 3px -.42em 0 .2em;   /* compense l'espacement après la dernière lettre */
  text-align: center;
  color: #f4f4f2;
  text-shadow: 1px 1px 0 #111, 2px 2px 3px rgba(0, 0, 0, .8);
}
.ark-footer .ark-logo { font-size: 1.6rem; }
.ark-nav .nav-link {
  font-family: var(--ark-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: .9rem;
  color: var(--ark-muted);
  padding: .5rem .85rem !important;
  border-radius: 6px;
  display: flex;
  align-items: center;
  gap: .45rem;
}
.ark-nav .nav-link:hover { color: var(--ark-ink); background: var(--ark-panel-2); }
.ark-nav .nav-link.active {
  color: var(--ark-sodium);
  background: rgba(242, 163, 58, .09);
}
.ark-nav .navbar-toggler { border-color: var(--ark-line); }

.ark-lang .dropdown-toggle {
  font-family: var(--ark-display);
  font-weight: 600;
  letter-spacing: .06em;
  border: 1px solid var(--ark-line);
  color: var(--ark-ink);
  background: var(--ark-panel);
}
.ark-lang .dropdown-toggle:hover { border-color: var(--ark-sodium); }
.ark-lang .dropdown-menu {
  background: var(--ark-panel);
  border-color: var(--ark-line);
  min-width: 12rem;
}
.ark-lang .dropdown-item { display: flex; justify-content: space-between; gap: 1rem; }
.ark-lang .dropdown-item .code { font-family: var(--ark-mono); color: var(--ark-muted); font-size: 1.05rem; }
.ark-lang .dropdown-item.active { background: rgba(242, 163, 58, .15); color: var(--ark-sodium); }

/* ---------- Bandeaux / héros ---------- */
.ark-hero {
  position: relative;
  isolation: isolate;
  min-height: clamp(460px, 78vh, 760px);
  display: flex;
  align-items: flex-start;
  padding: calc(var(--ark-nav-h) + 56px) 0 56px;   /* même marge que .ark-banner */
  background: var(--ark-night) center / cover no-repeat;
  overflow: hidden;
}
.ark-banner {
  position: relative;
  isolation: isolate;
  padding: calc(var(--ark-nav-h) + 56px) 0 44px;
  background: var(--ark-night) center / cover no-repeat;
  overflow: hidden;
  border-bottom: 1px solid var(--ark-line);
}
.ark-hero::before, .ark-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(10,12,16,.55) 0%, rgba(10,12,16,.35) 40%, rgba(10,12,16,.96) 100%),
    linear-gradient(90deg, rgba(10,12,16,.85) 0%, rgba(10,12,16,.1) 70%);
}
/* Trame d'écran cathodique, discrète */
.ark-hero::after, .ark-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(0,0,0,.18) 0 1px, transparent 1px 3px);
  mix-blend-mode: multiply;
}
/* Titre de la page Jeu : le logo du menu, en grand */
.ark-hero-logo {
  display: inline-flex;
  flex-direction: column;
  align-items: stretch;
  margin: .6rem 0 1.4rem;
  line-height: 1;
}
.ark-hero-logo .ark-logo {
  font-size: clamp(3.6rem, 10vw, 7rem);
  filter:
    drop-shadow(-2px -2px 0 rgba(255, 255, 255, .3))
    drop-shadow(2px 2px 0 #1b1b1a)
    drop-shadow(3px 3px 0 #121211)
    drop-shadow(4px 4px 0 #0c0c0b)
    drop-shadow(0 8px 18px rgba(0, 0, 0, .75));
}
.ark-hero-logo .ark-logo-sub {
  font-size: clamp(1.3rem, 3.6vw, 2.5rem);
  margin-top: .35rem;
  text-shadow: 2px 2px 0 #111, 3px 4px 8px rgba(0, 0, 0, .8);
}
.ark-banner h1 .apos { color: var(--ark-sodium); }
.ark-banner h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  text-transform: uppercase;
  margin: .3rem 0 .6rem;
}
.ark-lead {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  max-width: 60ch;
  color: #d6d2ca;
}

/* Étiquette façon terminal du jeu */
.ark-eyebrow {
  font-family: var(--ark-mono);
  font-size: 1.25rem;
  line-height: 1;
  color: var(--ark-terminal);
  letter-spacing: .06em;
  text-transform: uppercase;
  text-shadow: 0 0 10px rgba(125, 252, 159, .35);
}
.ark-eyebrow::before { content: "> "; opacity: .7; }

/* ---------- Boutons ---------- */
.btn-ark {
  --bs-btn-color: #16110a;
  --bs-btn-bg: var(--ark-sodium);
  --bs-btn-border-color: var(--ark-sodium);
  --bs-btn-hover-color: #16110a;
  --bs-btn-hover-bg: #ffb95a;
  --bs-btn-hover-border-color: #ffb95a;
  --bs-btn-active-bg: var(--ark-sodium-deep);
  --bs-btn-active-border-color: var(--ark-sodium-deep);
  --bs-btn-disabled-bg: #5a4a33;
  --bs-btn-disabled-border-color: #5a4a33;
  --bs-btn-disabled-color: #b9ab94;
  font-family: var(--ark-display);
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.btn-ark-outline {
  --bs-btn-color: var(--ark-ink);
  --bs-btn-border-color: #4a525e;
  --bs-btn-hover-color: var(--ark-sodium);
  --bs-btn-hover-bg: rgba(242,163,58,.08);
  --bs-btn-hover-border-color: var(--ark-sodium);
  --bs-btn-active-bg: rgba(242,163,58,.15);
  --bs-btn-active-border-color: var(--ark-sodium);
  --bs-btn-active-color: var(--ark-sodium);
  font-family: var(--ark-display);
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}

/* ---------- Sections et cartes ---------- */
.ark-section { padding: clamp(56px, 8vw, 96px) 0; }
.ark-section + .ark-section { border-top: 1px solid var(--ark-line); }
.ark-section-title { font-size: clamp(1.6rem, 3.2vw, 2.3rem); margin: .5rem 0 1rem; }
.ark-muted { color: var(--ark-muted); }

.ark-card {
  background: var(--ark-panel);
  border: 1px solid var(--ark-line);
  border-radius: 10px;
  padding: 1.4rem;
  height: 100%;
  transition: border-color .2s ease, transform .2s ease;
}
.ark-card:hover { border-color: #3a4350; }
.ark-card h3 { font-size: 1.1rem; text-transform: uppercase; letter-spacing: .06em; margin: .9rem 0 .5rem; }
.ark-card p { color: var(--ark-muted); margin: 0; }
.ark-icon {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: 8px;
  font-size: 1.3rem;
  background: rgba(242,163,58,.1);
  color: var(--ark-sodium);
  border: 1px solid rgba(242,163,58,.25);
}
.ark-icon.lab { background: rgba(79,179,217,.1); color: var(--ark-lab); border-color: rgba(79,179,217,.25); }
.ark-icon.term { background: rgba(125,252,159,.08); color: var(--ark-terminal); border-color: rgba(125,252,159,.22); }
.ark-icon.neon { background: rgba(229,56,59,.1); color: #ff6b6d; border-color: rgba(229,56,59,.28); }

.ark-facts { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1.4rem 0 0; padding: 0; list-style: none; }
.ark-facts li {
  font-family: var(--ark-display);
  font-weight: 600;
  font-size: .85rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: .35rem .7rem;
  border: 1px solid var(--ark-line);
  border-radius: 999px;
  background: rgba(18,22,28,.7);
}

/* Galerie */
.ark-gallery figure {
  margin: 0;
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--ark-line);
  background: var(--ark-panel);
  height: 100%;
}
.ark-gallery img {
  width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  display: block;
  transition: transform .5s ease;
}
.ark-gallery figure:hover img { transform: scale(1.04); }
.ark-gallery figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 1.6rem .9rem .6rem;
  font-family: var(--ark-display);
  font-weight: 600;
  font-size: .9rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  background: linear-gradient(rgba(0,0,0,0), rgba(0,0,0,.72) 45%, rgba(0,0,0,.9));
  text-shadow: 0 1px 3px rgba(0,0,0,.8);
}

/* ---------- Page mot de passe : générateur ---------- */
.ark-card-title {
  font-family: var(--ark-display);
  font-weight: 600;
  font-size: .8rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ark-muted);
  margin-bottom: 1rem;
}

/* Les 15 lettres, en deux groupes (8 + 7) comme dans le jeu */
.ark-tiles { display: flex; flex-wrap: wrap; gap: 14px; }
.ark-tile-group { display: flex; gap: 5px; }
.ark-tile {
  width: clamp(32px, 8.4vw, 54px);
  aspect-ratio: 3 / 4;
  display: grid;
  place-items: center;
  font-family: var(--ark-display);
  font-weight: 700;
  font-size: clamp(1.1rem, 3.6vw, 2rem);
  color: var(--ark-sodium);
  text-shadow: 0 0 12px rgba(242, 163, 58, .35);
  background: linear-gradient(#1d232c, #11151b);
  border: 1px solid #333b47;
  border-radius: 6px;
  box-shadow: inset 0 -3px 0 rgba(0, 0, 0, .35);
}

/* Sprites du jeu (objets, armes) */
.ark-sprite {
  flex: 0 0 auto;
  min-width: 40px;
  min-height: 40px;
  padding: 0 4px;
  display: inline-grid;
  place-items: center;
  background: #0b0e12;
  border: 1px solid var(--ark-line);
  border-radius: 6px;
}
.ark-sprite img { display: block; image-rendering: pixelated; image-rendering: crisp-edges; }

/* Case à cocher en ligne, avec son sprite */
.ark-checks { display: grid; gap: .5rem; }
.ark-check {
  display: flex;
  align-items: center;
  gap: .65rem;
  padding: .45rem .7rem;
  background: var(--ark-panel-2);
  border: 1px solid var(--ark-line);
  border-radius: 8px;
  cursor: pointer;
  width: 100%;
}
.ark-check:hover { border-color: #3a4350; }
.ark-check .form-check-input { flex: 0 0 auto; margin: 0; width: 1.15em; height: 1.15em; }
.ark-check:has(:checked) { border-color: rgba(242, 163, 58, .45); }

.ark-num { width: 4.8rem; text-align: right; font-variant-numeric: tabular-nums; }

/* Codes spéciaux */
.ark-special {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .4rem 1rem;
  padding: .7rem .9rem;
  background: var(--ark-panel-2);
  border: 1px solid var(--ark-line);
  border-radius: 8px;
}
.ark-special code {
  font-family: var(--ark-mono);
  font-size: 1.4rem;
  letter-spacing: .12em;
  color: var(--ark-sodium);
  white-space: pre;   /* garde les espaces des codes (15 caractères) */
}
.ark-special span { color: var(--ark-muted); flex: 1 1 260px; }
.ark-special b { color: var(--ark-ink); }

/* Formulaires Bootstrap aux couleurs du site (ambre au lieu du bleu) */
.form-check-input:checked { background-color: var(--ark-sodium); border-color: var(--ark-sodium); }
.form-check-input:focus,
.form-control:focus,
.form-select:focus {
  border-color: var(--ark-sodium);
  box-shadow: 0 0 0 .25rem rgba(242, 163, 58, .25);
}
.form-range::-webkit-slider-thumb { background-color: var(--ark-sodium); }
.form-range::-webkit-slider-thumb:active { background-color: #ffd49a; }
.form-range::-moz-range-thumb { background-color: var(--ark-sodium); }
.form-range::-moz-range-thumb:active { background-color: #ffd49a; }
.form-range:focus::-webkit-slider-thumb { box-shadow: 0 0 0 1px var(--ark-night), 0 0 0 .25rem rgba(242, 163, 58, .25); }
.form-range:focus::-moz-range-thumb { box-shadow: 0 0 0 1px var(--ark-night), 0 0 0 .25rem rgba(242, 163, 58, .25); }

/* ---------- Lecteurs (musique et vidéo) ---------- */
.ark-player {
  background: var(--ark-panel);
  border: 1px solid var(--ark-line);
  border-radius: 14px;
  overflow: hidden;
  overflow: clip; /* pas de conteneur de défilement : position sticky possible */
}
.ark-now {
  padding: 1.4rem;
  background:
    linear-gradient(180deg, rgba(18,22,28,.4), var(--ark-panel)),
    radial-gradient(120% 90% at 0% 0%, rgba(242,163,58,.18), transparent 60%);
}
.ark-now .label { font-family: var(--ark-mono); font-size: 1.15rem; color: var(--ark-terminal); text-transform: uppercase; }
.ark-now .title { font-family: var(--ark-display); font-size: clamp(1.3rem, 2.6vw, 1.8rem); font-weight: 700; margin: .15rem 0 0; line-height: 1.15; }
.ark-now .meta { color: var(--ark-muted); }

.ark-transport { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; }
.ark-btn-round {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: inline-grid; place-items: center;
  border: 1px solid var(--ark-line);
  background: var(--ark-panel-2);
  color: var(--ark-ink);
  font-size: 1.15rem;
}
.ark-btn-round:hover { border-color: var(--ark-sodium); color: var(--ark-sodium); }
.ark-btn-round.play { width: 58px; height: 58px; font-size: 1.6rem; background: var(--ark-sodium); border-color: var(--ark-sodium); color: #16110a; }
.ark-btn-round.play:hover { background: #ffb95a; color: #16110a; }

.ark-progress { display: flex; align-items: center; gap: .75rem; font-family: var(--ark-mono); font-size: 1.1rem; color: var(--ark-muted); }
.ark-progress input[type="range"], .ark-volume input[type="range"] { accent-color: var(--ark-sodium); flex: 1; min-width: 0; }
.ark-volume { display: flex; align-items: center; gap: .5rem; color: var(--ark-muted); min-width: 140px; }

/* Égaliseur décoratif, animé pendant la lecture */
.ark-eq { display: flex; align-items: flex-end; gap: 3px; height: 28px; }
.ark-eq span { width: 4px; background: var(--ark-terminal); border-radius: 1px; height: 20%; opacity: .5; }
.ark-eq.on span { animation: ark-eq 0.9s ease-in-out infinite alternate; opacity: 1; }
.ark-eq span:nth-child(2) { animation-delay: .15s; }
.ark-eq span:nth-child(3) { animation-delay: .3s; }
.ark-eq span:nth-child(4) { animation-delay: .45s; }
.ark-eq span:nth-child(5) { animation-delay: .6s; }
.ark-eq span:nth-child(6) { animation-delay: .75s; }
@keyframes ark-eq { from { height: 15%; } to { height: 100%; } }
@media (prefers-reduced-motion: reduce) { .ark-eq.on span { animation: none; height: 70%; } }

.ark-list { list-style: none; margin: 0; padding: 0; max-height: 560px; overflow-y: auto; border-top: 1px solid var(--ark-line); }
.ark-list li + li { border-top: 1px solid var(--ark-line); }
.ark-list button {
  width: 100%;
  display: grid;
  grid-template-columns: 2.6rem 1fr auto;
  align-items: center;
  gap: .75rem;
  padding: .7rem 1.2rem;
  background: transparent;
  border: 0;
  color: var(--ark-ink);
  text-align: left;
}
.ark-list button:hover { background: var(--ark-panel-2); }
.ark-list .num { font-family: var(--ark-mono); font-size: 1.25rem; color: var(--ark-muted); }
.ark-list .name { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ark-list .name small { display: block; color: var(--ark-muted); font-weight: 400; font-size: .82rem; }
.ark-list .dur { font-family: var(--ark-mono); font-size: 1.15rem; color: var(--ark-muted); }
.ark-list button.active { background: rgba(242,163,58,.08); box-shadow: inset 3px 0 0 var(--ark-sodium); }
.ark-list button.active .num, .ark-list button.active .name { color: var(--ark-sodium); }

.ark-soon {
  font-family: var(--ark-display);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .2rem .5rem;
  border-radius: 4px;
  color: var(--ark-muted);
  border: 1px dashed #3a4350;
  white-space: nowrap;
}

/* Écran vidéo 4:3, comme les cinématiques d'origine (320x240) */
.ark-video {
  position: relative;
  aspect-ratio: 4 / 3;
  background: #000;
  border-bottom: 1px solid var(--ark-line);
}
.ark-video video { position: absolute; inset: 0; width: 100%; height: 100%; background: #000; }
.ark-video .placeholder {
  position: absolute; inset: 0;
  display: grid; place-items: center; align-content: center; gap: .6rem;
  text-align: center;
  padding: 1rem;
  background: #000 center / cover no-repeat;
}
.ark-video .placeholder::before {
  content: ""; position: absolute; inset: 0;
  background: rgba(0,0,0,.62);
}
.ark-video .placeholder > * { position: relative; }
.ark-video .placeholder i { font-size: 3.2rem; color: var(--ark-sodium); }
.ark-video .placeholder .ark-eyebrow { font-size: 1.5rem; }
.ark-video-title {
  display: flex; align-items: baseline; justify-content: space-between; gap: 1rem;
  padding: 1rem 1.4rem;
}
.ark-video-title h2 { font-size: clamp(1.25rem, 2.4vw, 1.7rem); margin: 0; text-transform: uppercase; letter-spacing: .04em; }
.ark-video-title .count { font-family: var(--ark-mono); font-size: 1.3rem; color: var(--ark-muted); white-space: nowrap; }

/* ---------- Téléchargements ---------- */
.ark-dl {
  display: flex;
  flex-direction: column;
  gap: .9rem;
}
.ark-dl .top { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; }
.ark-dl .file { font-family: var(--ark-mono); font-size: 1.2rem; color: var(--ark-terminal); word-break: break-all; }
.ark-dl dl { display: grid; grid-template-columns: auto 1fr; gap: .15rem .9rem; margin: 0; font-size: .9rem; }
.ark-dl dt { color: var(--ark-muted); font-weight: 400; }
.ark-dl dd { margin: 0; }
.ark-dl .btn { margin-top: auto; align-self: flex-start; }

.ark-featured {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-color: rgba(242,163,58,.45);
  background: var(--ark-panel) right center / cover no-repeat;
}
.ark-featured::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(90deg, var(--ark-panel) 35%, rgba(18,22,28,.75) 70%, rgba(18,22,28,.45));
}
@media (max-width: 767.98px) {
  .ark-featured::before { background: rgba(18,22,28,.88); }
}

/* ---------- Pied de page ---------- */
.ark-footer {
  border-top: 1px solid var(--ark-line);
  background: #07090c;
  padding: 2rem 0;
  color: var(--ark-muted);
  font-size: .9rem;
}
.ark-footer a { color: var(--ark-muted); text-decoration: none; }
.ark-footer a:hover { color: var(--ark-sodium); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; }
}

.min-w-0 { min-width: 0; }
@media (min-width: 992px) {
  .border-end-lg { border-right: 1px solid var(--ark-line); }
}
.ark-sodium { color: var(--ark-sodium); }
code { color: var(--ark-terminal); font-size: .9em; }

/* Liste latérale de la page vidéo : remplit la hauteur du lecteur */
.ark-side { display: flex; flex-direction: column; }
.ark-side .ark-list { flex: 1 1 auto; }
.ark-side .ark-list button { padding-top: .55rem; padding-bottom: .55rem; }
@media (min-width: 992px) {
  .ark-side .ark-list { flex-basis: 0; max-height: none; }
}

/* Page musique : toutes les pistes affichées sans défilement interne ;
   sur grand écran, les commandes restent visibles pendant le défilement */
.ark-list-full { max-height: none; overflow: visible; }
@media (min-width: 992px) {
  .ark-sticky-lg { position: sticky; top: var(--ark-nav-h); }
}

/* Page musique : le CD du jeu tourne (sens horaire) pendant la lecture.
   Sur grand écran, sous les commandes, son centre posé sur la limite
   lecteur / liste des pistes : la moitié droite passe sous la liste. */
.ark-disc-slot { margin-top: .25rem; }
.ark-disc {
  display: block;
  width: 192px;
  height: 192px;
  margin: 0 auto;
  filter: drop-shadow(0 6px 14px rgba(0, 0, 0, .55));
  animation: ark-spin 2.4s linear infinite;
  animation-play-state: paused;
}
.ark-disc.on { animation-play-state: running; }
@keyframes ark-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .ark-disc { animation: none; } }
@media (min-width: 992px) {
  /* sous les commandes, calé à droite : dépasse du panneau (padding
     1.4rem) d'un demi-disque, que la liste recouvre */
  .ark-disc-slot { align-self: flex-end; margin-right: calc(-1.4rem - 96px); }
  .ark-tracks { position: relative; z-index: 1; background: var(--ark-panel); }
}

/* ---------- Galerie ---------- */
/* Mosaïque en rangées de même hauteur, dans l'ordre de lecture : chaque
   vignette s'étire selon son rapport largeur / hauteur (--r). */
.ark-mosaic { display: flex; flex-wrap: wrap; gap: .75rem; }
.ark-mosaic::after { content: ""; flex-grow: 999; }
.ark-tile-img {
  flex: var(--r) 1 calc(var(--r) * 150px);
  display: block;
  margin: 0;
  padding: 0;
  position: relative;
  border: 1px solid var(--ark-line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--ark-panel);
  cursor: zoom-in;
}
.ark-tile-img img { display: block; width: 100%; height: auto; aspect-ratio: var(--r); transition: transform .4s ease, filter .4s ease; }
.ark-tile-img:hover img, .ark-tile-img:focus-visible img { transform: scale(1.04); filter: brightness(1.1); }
.ark-tile-img:hover { border-color: rgba(242, 163, 58, .5); }
.ark-tile-img span {
  position: absolute;
  right: .45rem;
  top: .35rem;
  font-family: var(--ark-mono);
  font-size: 1.05rem;
  line-height: 1;
  padding: .15rem .35rem;
  border-radius: 4px;
  color: var(--ark-terminal);
  background: rgba(0, 0, 0, .65);
}
#ga-filters .btn-ark-outline.active { color: var(--ark-sodium); border-color: var(--ark-sodium); background: rgba(242, 163, 58, .12); }

/* Visionneuse */
.ark-lightbox .modal-content { background: #05070a; border: 1px solid var(--ark-line); }
.ark-lightbox .modal-body { display: grid; place-items: center; min-height: 200px; }
.ark-lightbox #ga-full { display: block; max-width: 100%; max-height: calc(100vh - 9rem); width: auto; height: auto; }
.ark-lightbox .modal-footer { border-top-color: var(--ark-line); }
.ark-lb-caption { font-family: var(--ark-mono); font-size: 1.2rem; color: var(--ark-muted); }
.ark-lb-nav { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(10, 12, 16, .7); }
.ark-lb-nav.prev { left: .75rem; }
.ark-lb-nav.next { right: .75rem; }
@media (max-width: 575.98px) {
  .ark-mosaic { gap: .5rem; }
  .ark-tile-img { flex-basis: calc(var(--r) * 80px); }
  .ark-tile-img span { font-size: .9rem; }
}

/* Menu replié (sous 1200 px) : panneau déroulant aligné à droite sous
   l'icône, par-dessus la page au lieu de la pousser */
@media (max-width: 1199.98px) {
  .ark-nav .container { position: relative; }
  .ark-nav .navbar-collapse {
    position: absolute;
    top: calc(100% + 6px);
    right: calc(var(--bs-gutter-x, 1.5rem) * .5);
    width: min(280px, calc(100vw - 32px));
    padding: .5rem;
    background: var(--ark-panel);
    border: 1px solid var(--ark-line);
    border-radius: 10px;
    box-shadow: 0 18px 40px rgba(0, 0, 0, .6);
  }
  .ark-nav .navbar-collapse .navbar-nav { margin: 0 !important; }
  .ark-nav .navbar-collapse .nav-link { padding: .6rem .8rem !important; }
  .ark-nav .ark-lang {
    margin-top: .4rem;
    padding: .5rem .3rem .2rem !important;
    border-top: 1px solid var(--ark-line);
  }
  .ark-nav .ark-lang .dropdown-toggle { width: 100%; text-align: left; }
  .ark-nav .ark-lang .dropdown-menu { width: 100%; }
}