:root {
  --ink: #0d0708;
  --ink-2: #171009;
  --line: #3a362c;
  --bone: #e8e2d4;
  --muted: #9a937f;
  --faint: #6f695a;
  --magenta: #ff7f8a;
  --gold: #ffc46e;
  --turquoise: #ffc46e;
  --radius: 0;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }
.hidden { display: none !important; }

body {
  background: var(--ink);
  color: var(--bone);
  font-family: 'DejaVu Sans Mono', Menlo, Consolas, 'Courier New', monospace;
  display: flex; flex-direction: column; height: 100vh; height: 100dvh;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 20px; width: 100%; }

/* ---------- top bar ---------- */
.topbar {
  flex-shrink: 0;
  background: var(--ink);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  z-index: 20;
}
.topbar-inner { display: flex; align-items: center; gap: 16px; padding-top: 10px; padding-bottom: 10px; }
.brand { display: flex; align-items: center; flex-shrink: 0; }
.brand-text { display: flex; flex-direction: column; gap: 2px; }
.brand-kicker { font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--gold); }
.brand-name { font-weight: 700; letter-spacing: 0.08em; font-size: 15px; color: var(--bone); }
.brand-name .amber { color: var(--gold); }
.lookup { display: flex; gap: 8px; flex: 1; max-width: 560px; }
.lookup-input {
  flex: 1; min-width: 0;
  background: var(--ink-2); border: 1px solid var(--line);
  color: var(--bone); border-radius: var(--radius);
  padding: 9px 12px; font-size: 13px; font-family: ui-monospace, monospace;
}
.lookup-input:focus { outline: none; border-color: var(--gold); }
.lookup-input::placeholder { color: var(--faint); }
.btn {
  background: transparent;
  color: var(--gold); border: 1px solid var(--gold); border-radius: var(--radius);
  padding: 9px 18px; font-size: 12px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  font-family: inherit; cursor: pointer; white-space: nowrap;
}
.btn:hover { background: rgba(255, 196, 110, 0.12); }
.btn:disabled { opacity: 0.5; cursor: wait; }

/* ---------- stage / viewer ---------- */
.stage { flex: 1; min-height: 0; display: flex; flex-direction: column; }

.viewer {
  position: relative; flex: 1; min-height: 0;
  background: #000;
  overflow: hidden;
}
.viewer:fullscreen { background: #000; }

.frame {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
}
.frame img, .frame video {
  max-width: 100%; max-height: 100%;
  object-fit: contain; display: block;
  user-select: none; -webkit-user-drag: none;
}
.frame video { width: auto; }
.frame iframe { aspect-ratio: 1; height: 100%; width: auto; max-width: 100%;
  border: 0; display: block; background: #000; }

.empty-state { text-align: center; max-width: 420px; color: var(--muted); line-height: 1.7; font-size: 14.5px; }
.empty-state strong { color: var(--bone); font-family: inherit; font-size: 18px; display: block; margin-bottom: 10px; }
.empty-state .chip {
  margin-top: 18px; display: inline-block;
  background: var(--ink-2); border: 1px solid var(--line); color: var(--bone);
  border-radius: 0; padding: 8px 18px; font-size: 12.5px; cursor: pointer;
  font-family: ui-monospace, monospace;
}
.empty-state .chip:hover { border-color: var(--gold); }
.empty-state .err { color: var(--magenta); }
.empty-state .dim { color: var(--faint); font-size: 13px; }

/* nav arrows */
.nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 56px; height: 88px;
  background: rgba(10, 10, 15, 0.45); border: 1px solid transparent;
  color: var(--bone); font-size: 34px; line-height: 1; cursor: pointer;
  border-radius: var(--radius); opacity: 0.35;
  transition: opacity .15s ease, background .15s ease, border-color .15s ease;
  z-index: 5; padding: 0 0 6px;
  font-family: inherit;
}
.nav:hover { opacity: 1; background: rgba(10, 10, 15, 0.8); border-color: var(--line); }
.nav:disabled { opacity: 0.08; cursor: default; }
.nav-prev { left: 14px; }
.nav-next { right: 14px; }
@media (hover: none) { .nav { opacity: 0.55; } }

/* fullscreen buttons */
.fs-btn, .fs-exit {
  position: absolute; z-index: 6;
  width: 40px; height: 40px; border-radius: var(--radius);
  background: rgba(10, 10, 15, 0.55); border: 1px solid var(--line);
  color: var(--bone); font-size: 16px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  opacity: 0.5; transition: opacity .15s ease;
}
.fs-btn:hover, .fs-exit:hover { opacity: 1; border-color: var(--turquoise); }
.fs-btn { right: 14px; bottom: 14px; }   /* bottom-right of the viewer */
.fs-exit { right: 14px; top: 14px; display: none; }  /* top-right, fullscreen only */
.viewer.is-fs .fs-exit { display: flex; }
.viewer.is-fs .fs-btn { display: none; }

/* spinner */
.spin {
  position: absolute; top: 50%; left: 50%; z-index: 4;
  width: 34px; height: 34px; margin: -17px 0 0 -17px;
  border: 3px solid var(--line); border-top-color: var(--gold);
  border-radius: 50%; animation: rot 0.9s linear infinite;
}
@keyframes rot { to { transform: rotate(360deg); } }

/* ---------- caption bar ---------- */
.captionbar {
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: space-between;
  gap: 14px; padding-top: 10px; padding-bottom: 12px;
  border-top: 1px solid var(--line);
  min-height: 52px;
}
.caption { font-size: 13px; min-width: 0; }
.caption .c-name { font-family: inherit; font-weight: 600; color: var(--bone); }
.caption .c-sub { color: var(--faint); margin-left: 10px; font-size: 12px; }
.caption .c-sub .tok { color: var(--gold); font-family: ui-monospace, monospace; }
.tools { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }
.counter { font-size: 12px; color: var(--faint); font-family: ui-monospace, monospace; }
.tool-link {
  background: none; border: none; padding: 0; cursor: pointer;
  color: var(--muted); font-size: 12px; text-decoration: none; font-family: inherit;
}
.tool-link:hover { color: var(--turquoise); }

.toggle { display: flex; align-items: center; gap: 7px; font-size: 12px; color: var(--faint); cursor: pointer; user-select: none; }
.toggle input { display: none; }
.toggle-track { width: 30px; height: 17px; border-radius: 999px; background: var(--line); position: relative; transition: background .18s ease; }
.toggle-dot { position: absolute; top: 2px; left: 2px; width: 13px; height: 13px; border-radius: 50%; background: var(--muted); transition: left .18s ease, background .18s ease; }
.toggle input:checked + .toggle-track { background: rgba(255,196,110,0.35); }
.toggle input:checked + .toggle-track .toggle-dot { left: 15px; background: var(--gold); }

@media (max-width: 640px) {
  .topbar-inner { flex-wrap: wrap; }
  .nav { width: 44px; height: 70px; font-size: 28px; }
  .nav-prev { left: 8px; } .nav-next { right: 8px; }
  .caption .c-sub { display: block; margin-left: 0; margin-top: 2px; }
  .tools { gap: 12px; }
  .toggle { display: none; }
}