* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { min-height: 100%; }
body.oken-page {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: #e5e7eb;
  background: #0b1220;
}
.oken-app { display: grid; gap: 14px; padding: 8px 2px 18px; }
.oken-modes { display: flex; flex-wrap: wrap; gap: 8px; }
.oken-mode {
  appearance: none;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(15, 23, 42, 0.72);
  color: #e2e8f0;
  border-radius: 999px;
  padding: 9px 14px;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}
.oken-mode.is-on {
  background: linear-gradient(180deg, #38bdf8, #0284c7);
  border-color: transparent;
  color: #082f49;
}
.oken-hint { color: #94a3b8; font-size: 13px; line-height: 1.45; }
.oken-grid {
  display: grid;
  grid-template-columns: minmax(260px, 380px) 1fr;
  gap: 16px;
}
@media (max-width: 900px) { .oken-grid { grid-template-columns: 1fr; } }
.oken-card {
  border-radius: 16px;
  border: 1px solid rgba(148, 163, 184, 0.28);
  background: rgba(15, 23, 42, 0.82);
  padding: 18px;
}
.oken-card h3 { margin: 0 0 10px; font-size: 16px; color: #f1f5f9; }
.oken-drop {
  display: grid;
  place-items: center;
  gap: 4px;
  min-height: 96px;
  padding: 16px;
  border: 1.5px dashed rgba(251, 146, 60, 0.5);
  border-radius: 12px;
  background: rgba(249, 115, 22, 0.08);
  cursor: pointer;
  text-align: center;
}
.oken-drop.compact { min-height: 78px; }
.oken-drop strong { color: #e2e8f0; font-size: 14px; }
.oken-drop span { color: #94a3b8; font-size: 12px; }
.oken-id-slots { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 10px 0; }
@media (max-width: 520px) { .oken-id-slots { grid-template-columns: 1fr; } }
.oken-scan-btn {
  display: block;
  width: 100%;
  margin-top: 12px;
  padding: 14px 16px;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: linear-gradient(180deg, #fb923c, #ea580c);
  border: 0;
  border-radius: 10px;
  color: #1c1917;
  cursor: pointer;
}
.oken-pipe { list-style: none; margin: 10px 0 0; display: grid; gap: 6px; }
.oken-pipe li {
  font-size: 12px;
  font-weight: 700;
  color: #94a3b8;
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid rgba(148, 163, 184, 0.22);
}
.oken-pipe li.is-now { color: #fff7ed; border-color: rgba(251, 146, 60, 0.55); background: rgba(234, 88, 12, 0.22); }
.oken-pipe li.is-on { color: #bbf7d0; border-color: rgba(34, 197, 94, 0.4); }
.oken-filters { display: flex; overflow-x: auto; gap: 8px; margin-top: 12px; }
.oken-filter {
  appearance: none;
  flex: 0 0 auto;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(15, 23, 42, 0.8);
  color: #e2e8f0;
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
}
.oken-filter.is-on {
  background: linear-gradient(180deg, #fb923c, #ea580c);
  border-color: transparent;
  color: #1c1917;
}
.oken-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.oken-btn {
  appearance: none;
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: rgba(30, 41, 59, 0.9);
  color: #f1f5f9;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}
.oken-btn-primary {
  background: linear-gradient(180deg, #22c55e, #16a34a);
  border-color: transparent;
  color: #052e16;
}
.oken-page-bar { display: flex; align-items: center; justify-content: center; gap: 10px; margin-bottom: 10px; }
.oken-preview { min-height: 280px; position: relative; overflow: auto; }
.oken-preview canvas { max-width: 100%; height: auto; display: block; margin: 0 auto; background: #020617; }
.oken-load {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(2, 6, 23, 0.55);
}
.oken-load[hidden], .oken-page-bar[hidden], .oken-id-slots[hidden], .oken-files[hidden], .oken-ocr[hidden], .oken-sign-box[hidden] { display: none !important; }
.oken-meta { margin-top: 10px; color: #94a3b8; font-size: 13px; }
.oken-ocr {
  width: 100%;
  min-height: 120px;
  margin-top: 10px;
  padding: 10px;
  border-radius: 10px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(2, 6, 23, 0.65);
  color: #f8fafc;
}
.oken-sign-box {
  margin-top: 12px;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.28);
}
#oken-sign-pad {
  width: 100%;
  height: 140px;
  border-radius: 10px;
  background: #fff;
  cursor: crosshair;
  touch-action: none;
}
.oken-file-list { display: grid; gap: 10px; margin-top: 12px; }
.oken-file {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.28);
}
.oken-file img { width: 72px; height: 72px; object-fit: cover; border-radius: 8px; }
.oken-file-actions { display: flex; flex-wrap: wrap; gap: 6px; justify-content: flex-end; }