:root {
  --bg: var(--tg-theme-bg-color, #ffffff);
  --text: var(--tg-theme-text-color, #1a1a1a);
  --hint: var(--tg-theme-hint-color, #7a7f87);
  --btn: var(--tg-theme-button-color, #E03131);
  --btn-text: var(--tg-theme-button-text-color, #ffffff);
  --sec: var(--tg-theme-secondary-bg-color, #f1f2f4);
  --accent: #E03131;
  --line: color-mix(in srgb, var(--hint) 28%, transparent);
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sat: max(var(--tg-safe-area-inset-top, 0px), env(safe-area-inset-top, 0px));
  --sab: max(var(--tg-safe-area-inset-bottom, 0px), env(safe-area-inset-bottom, 0px));
  --sal: max(var(--tg-safe-area-inset-left, 0px), env(safe-area-inset-left, 0px));
  --sar: max(var(--tg-safe-area-inset-right, 0px), env(safe-area-inset-right, 0px));
  color-scheme: light dark;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
body {
  font: 16px/1.35 -apple-system, "Segoe UI", Roboto, system-ui, sans-serif;
  padding: var(--sat) var(--sar) var(--sab) var(--sal);
  overscroll-behavior-y: contain;
}
#app { max-width: 720px; margin: 0 auto; padding: 8px 12px 96px; }
.mono { font-family: var(--mono); letter-spacing: 0; }
button { font: inherit; color: inherit; }

.bar { position: sticky; top: 0; z-index: 5; background: var(--bg); padding: 6px 0 8px; }
.search {
  width: 100%; height: 48px; padding: 0 14px; font: inherit; color: var(--text);
  background: var(--sec); border: 1px solid transparent; border-radius: 12px; outline: none;
}
.search:focus { border-color: var(--accent); }

.chips { display: flex; gap: 8px; overflow-x: auto; padding: 2px 0 10px; scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: none; min-height: 44px; padding: 0 16px; border-radius: 22px; cursor: pointer;
  background: var(--sec); border: 1px solid transparent;
}
.chip.active { background: var(--accent); color: #fff; }

.cards { display: flex; flex-direction: column; gap: 8px; }
.card {
  display: flex; gap: 12px; width: 100%; min-height: 88px; padding: 8px; text-align: left; cursor: pointer;
  background: var(--sec); border: 0; border-radius: 12px;
}
.card:active { filter: brightness(.94); }
.thumb {
  flex: none; width: 88px; height: 72px; border-radius: 8px; overflow: hidden;
  background: color-mix(in srgb, var(--hint) 20%, transparent);
}
.thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card-body { min-width: 0; flex: 1; display: flex; flex-direction: column; gap: 2px; justify-content: center; }
.card-title { font-weight: 600; font-size: 17px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.card-sub { color: var(--hint); font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.card-sub .mono { color: var(--text); }
.badges { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 2px; }
.badge {
  display: inline-block; padding: 1px 8px; border-radius: 6px; font-size: 13px;
  background: color-mix(in srgb, var(--hint) 22%, transparent);
}
.badge.st-draft { background: color-mix(in srgb, #f59f00 30%, transparent); }
.badge.st-archive { background: color-mix(in srgb, var(--hint) 35%, transparent); }

.state { padding: 40px 12px; text-align: center; color: var(--hint); }
.state-error { color: var(--text); }
.state-error p { margin: 0 0 14px; }
.state-noauth { padding-top: 30vh; }
.state-noauth .title { justify-content: center; }
.state-noauth p { color: var(--text); font-size: 18px; }

.btn {
  min-height: 48px; padding: 0 20px; border-radius: 12px; border: 0; cursor: pointer; font-weight: 600;
  background: var(--sec);
}
.btn:active { filter: brightness(.92); }
.btn:disabled { opacity: .5; }
.btn-primary { background: var(--btn); color: var(--btn-text); }
.fab { position: fixed; left: 12px; right: 12px; bottom: calc(12px + var(--sab)); z-index: 6; max-width: 696px; margin: 0 auto; }
.fab[hidden] { display: none; }

.title { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 8px 0 10px; font-size: 22px; }
.sub { margin: 18px 0 8px; font-size: 14px; text-transform: uppercase; letter-spacing: .04em; color: var(--hint); }

.zoom {
  position: relative; overflow: hidden; touch-action: none; user-select: none; -webkit-user-select: none;
  background: #fff; border-radius: 10px; border: 1px solid var(--line);
}
.zoom img {
  display: block; width: 100%; height: auto; max-height: 70vh; object-fit: contain;
  transform-origin: 0 0; will-change: transform; pointer-events: none;
}
.zoom.is-loading { min-height: 55vh; }
.zoom.is-loading::after {
  content: 'Загружаю схему…'; position: absolute; inset: 0; display: grid; place-items: center;
  color: var(--tg-theme-hint-color, #8a8a8e); font-size: 15px;
}
.actions { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 8px; margin: 12px 0; }

.fields { border-top: 1px solid var(--line); }
.field { display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.field-label { flex: none; width: 38%; color: var(--hint); font-size: 14px; padding-top: 1px; }
.field-value { flex: 1; min-width: 0; overflow-wrap: anywhere; white-space: pre-wrap; }

.pins { width: 100%; border-collapse: collapse; }
.pins td { padding: 10px 4px; border-bottom: 1px solid var(--line); font-size: 17px; }
.pin-n { width: 3em; font-weight: 700; color: var(--accent); }
.pin-arrow { width: 2em; color: var(--hint); text-align: center; }

.toast {
  position: fixed; left: 16px; right: 16px; bottom: calc(80px + var(--sab)); z-index: 20; margin: 0 auto; max-width: 400px;
  padding: 12px 16px; border-radius: 12px; text-align: center; color: #fff; background: rgba(30, 30, 30, .92);
}
.toast[hidden] { display: none; }

@media (prefers-color-scheme: dark) {
  :root {
    --bg: var(--tg-theme-bg-color, #17181b);
    --text: var(--tg-theme-text-color, #f1f1f1);
    --sec: var(--tg-theme-secondary-bg-color, #24262b);
    --hint: var(--tg-theme-hint-color, #8d939c);
  }
  .zoom { background: #fff; }
}