:root {
  --bg: var(--tg-theme-secondary-bg-color, #efeff4);
  --section: var(--tg-theme-section-bg-color, var(--tg-theme-bg-color, #ffffff));
  --text: var(--tg-theme-text-color, #000000);
  --hint: var(--tg-theme-hint-color, #8e8e93);
  --subtitle: var(--tg-theme-subtitle-text-color, var(--hint));
  --link: var(--tg-theme-link-color, #2481cc);
  --accent: var(--tg-theme-accent-text-color, var(--tg-theme-button-color, #2481cc));
  --button: var(--tg-theme-button-color, #2481cc);
  --button-text: var(--tg-theme-button-text-color, #ffffff);
  --header-text: var(--tg-theme-section-header-text-color, var(--hint));
  --danger: var(--tg-theme-destructive-text-color, #e53935);
  --separator: color-mix(in srgb, var(--hint) 22%, transparent);
  --track: color-mix(in srgb, var(--hint) 28%, transparent);
  --soft: color-mix(in srgb, var(--button) 12%, transparent);
  --radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-tg]) {
    --bg: #0f0f10;
    --section: #1c1c1e;
    --text: #f2f2f7;
    --hint: #8e8e93;
  }
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior-y: none;
}

.app { max-width: 640px; margin: 0 auto; padding: 8px 0 calc(96px + env(safe-area-inset-bottom)); }

.loading { display: flex; justify-content: center; padding: 80px 0; }
.spinner {
  width: 28px; height: 28px; border-radius: 50%;
  border: 3px solid var(--track); border-top-color: var(--button);
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.page-title { font-size: 22px; font-weight: 700; margin: 12px 16px 4px; }
.page-hint { color: var(--hint); font-size: 14px; margin: 0 16px 8px; }

.section-header {
  color: var(--header-text);
  font-size: 13px; text-transform: uppercase; letter-spacing: .02em;
  margin: 20px 16px 6px; padding: 0 4px;
}
.section {
  background: var(--section);
  border-radius: var(--radius);
  margin: 0 12px;
  overflow: hidden;
}
.section-footer { color: var(--hint); font-size: 13px; margin: 6px 16px 0; padding: 0 4px; }

/* ---------- карточки шаблонов ---------- */
.card { background: var(--section); border-radius: var(--radius); margin: 10px 12px; padding: 14px 16px 12px; }
.card-head { display: flex; align-items: center; gap: 8px; }
.card-name { font-weight: 600; font-size: 16px; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.badge {
  flex: none; font-size: 12px; font-weight: 600; border-radius: 999px; padding: 3px 9px;
  background: var(--soft); color: var(--accent);
}
.badge.muted { background: color-mix(in srgb, var(--hint) 16%, transparent); color: var(--hint); }
.card-summary { color: var(--subtitle); font-size: 14px; margin-top: 4px; }
.card-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }

.btn {
  appearance: none; border: 0; border-radius: 10px; cursor: pointer;
  font: inherit; font-size: 14px; font-weight: 600;
  padding: 8px 12px; background: var(--soft); color: var(--accent);
  transition: opacity .15s, transform .1s;
}
.btn:active { transform: scale(.97); opacity: .8; }
.btn.primary { background: var(--button); color: var(--button-text); }
.btn.danger { background: color-mix(in srgb, var(--danger) 12%, transparent); color: var(--danger); }
.btn.block { display: block; width: 100%; padding: 12px; font-size: 15px; }
.btn[disabled] { opacity: .5; pointer-events: none; }

.empty { text-align: center; color: var(--hint); padding: 18px 24px 4px; font-size: 14px; }

/* ---------- поля ---------- */
.row { padding: 12px 16px; position: relative; }
.row + .row::before {
  content: ""; position: absolute; top: 0; left: 16px; right: 0; height: 1px; background: var(--separator);
}
.row-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.label { font-size: 15px; }
.value { color: var(--accent); font-variant-numeric: tabular-nums; font-size: 14px; font-weight: 600; white-space: nowrap; }
.desc { color: var(--hint); font-size: 13px; margin-top: 2px; }

.text-input {
  width: 100%; border: 0; outline: 0; background: transparent; color: var(--text);
  font: inherit; font-size: 16px; padding: 2px 0;
}
.text-input::placeholder { color: var(--hint); }

/* сегменты */
.segmented { display: flex; background: color-mix(in srgb, var(--hint) 14%, transparent); border-radius: 10px; padding: 3px; margin-top: 8px; }
.segmented button {
  flex: 1; border: 0; background: transparent; color: var(--text); font: inherit; font-size: 14px;
  padding: 7px 6px; border-radius: 8px; cursor: pointer; transition: background .15s;
}
.segmented button.active { background: var(--section); font-weight: 600; box-shadow: 0 1px 3px rgba(0,0,0,.12); }

/* переключатель */
.switch-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.switch { position: relative; width: 51px; height: 31px; flex: none; }
.switch input { opacity: 0; width: 0; height: 0; position: absolute; }
.switch .knob {
  position: absolute; inset: 0; border-radius: 999px; background: var(--track); transition: background .2s; cursor: pointer;
}
.switch .knob::after {
  content: ""; position: absolute; top: 2px; left: 2px; width: 27px; height: 27px; border-radius: 50%;
  background: #fff; box-shadow: 0 2px 4px rgba(0,0,0,.25); transition: transform .2s;
}
.switch input:checked + .knob { background: var(--button); }
.switch input:checked + .knob::after { transform: translateX(20px); }

/* ползунки */
.slider { position: relative; height: 32px; margin-top: 6px; }
.slider .track { position: absolute; left: 13px; right: 13px; top: 14px; height: 4px; border-radius: 2px; background: var(--track); }
.slider .fill { position: absolute; top: 14px; height: 4px; border-radius: 2px; background: var(--button); }
.slider input[type=range] {
  position: absolute; inset: 0; width: 100%; height: 32px; margin: 0; padding: 0;
  background: transparent; pointer-events: none; -webkit-appearance: none; appearance: none; outline: none;
}
.slider input[type=range]::-webkit-slider-runnable-track { background: transparent; height: 32px; }
.slider input[type=range]::-moz-range-track { background: transparent; height: 32px; }
.slider input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none; pointer-events: auto; cursor: grab;
  width: 26px; height: 26px; margin-top: 3px; border-radius: 50%; background: #fff; border: 0;
  box-shadow: 0 1px 4px rgba(0,0,0,.3), 0 0 0 .5px rgba(0,0,0,.08);
}
.slider input[type=range]::-moz-range-thumb {
  pointer-events: auto; cursor: grab; width: 26px; height: 26px; border-radius: 50%; background: #fff; border: 0;
  box-shadow: 0 1px 4px rgba(0,0,0,.3);
}
.slider input[type=range]:active::-webkit-slider-thumb { cursor: grabbing; transform: scale(1.08); }

/* превью */
.preview { padding: 12px 16px 16px; }
.preview-box {
  margin-top: 12px; border-radius: 12px; overflow: hidden; background: color-mix(in srgb, var(--hint) 12%, transparent);
  display: flex; align-items: center; justify-content: center; min-height: 120px;
}
.preview-box img { display: block; max-width: 100%; max-height: 60vh; }
.preview-box .ph { color: var(--hint); font-size: 13px; padding: 24px; text-align: center; }

.toast {
  position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom)); transform: translate(-50%, 20px);
  background: rgba(30,30,30,.92); color: #fff; padding: 10px 16px; border-radius: 12px; font-size: 14px;
  opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; max-width: calc(100% - 32px); text-align: center;
  z-index: 10;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

.fallback-save { margin: 20px 12px 0; }
.hidden { display: none !important; }