/* Colours come from Telegram: the client injects --tg-theme-* itself, and app.js re-applies
   them on themeChanged. The fallbacks keep the page readable in a plain browser. */
:root {
  --tg-theme-bg-color: #ffffff;
  --tg-theme-text-color: #000000;
  --tg-theme-hint-color: #8b8b8b;
  --tg-theme-link-color: #3390ec;
  --tg-theme-button-color: #3390ec;
  --tg-theme-button-text-color: #ffffff;
  --tg-theme-secondary-bg-color: #f1f1f1;
  --gap: 12px;
}

* { box-sizing: border-box; }

/* The UA's [hidden]{display:none} loses to any author display rule (e.g. .imageview's
   flex), so hidden overlays would stay on screen without this. */
[hidden] { display: none !important; }

body {
  margin: 0;
  padding: 0;
  font: 15px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--tg-theme-bg-color);
  color: var(--tg-theme-text-color);
  -webkit-tap-highlight-color: transparent;
}

main { padding: var(--gap) var(--gap) 76px; }

h1 { font-size: 19px; margin: 0; }
h2.section { font-size: 15px; margin: 20px 0 8px; }

.center { text-align: center; padding: 40px 20px; color: var(--tg-theme-hint-color); }
.error { color: #e05252; }
.hint { color: var(--tg-theme-hint-color); font-size: 13px; margin: 4px 0 10px; }
.foot { color: var(--tg-theme-hint-color); font-size: 12px; margin-top: 14px; }
.empty { color: var(--tg-theme-hint-color); padding: 24px 4px; text-align: center; }

/* --- week header --- */
.weekhead { display: flex; align-items: center; gap: 8px; margin-bottom: var(--gap); }
.weekhead h1 { flex: 1; text-align: center; }
.nav {
  width: 40px; height: 36px; border: 0; border-radius: 10px; font-size: 17px;
  background: var(--tg-theme-secondary-bg-color); color: var(--tg-theme-text-color);
}
.nav:disabled { opacity: .35; }
.nav.placeholder { background: none; }

/* --- lists --- */
.list { display: flex; flex-direction: column; gap: 8px; }

.card {
  display: block; width: 100%; text-align: left; border: 0; border-radius: 12px;
  padding: 10px 12px; background: var(--tg-theme-secondary-bg-color);
  color: var(--tg-theme-text-color); font: inherit;
}
.card-name { font-weight: 600; margin-bottom: 2px; }
.card-line { font-size: 13px; color: var(--tg-theme-hint-color); }

.row {
  display: flex; align-items: center; gap: 10px; width: 100%; border: 0; border-radius: 12px;
  padding: 10px 12px; background: var(--tg-theme-secondary-bg-color);
  color: var(--tg-theme-text-color); font: inherit; text-align: left;
}
.row.mine { outline: 2px solid var(--tg-theme-button-color); }
.row .place { width: 22px; color: var(--tg-theme-hint-color); }
.row .rname { flex: 1; }
.row .rval { font-variant-numeric: tabular-nums; }

.topline { font-size: 13px; padding: 3px 0; }
.tops { display: flex; flex-direction: column; }

/* --- workout rows --- */
.wrow {
  border-radius: 12px; padding: 10px 12px; background: var(--tg-theme-secondary-bg-color);
  display: flex; flex-wrap: wrap; align-items: center; gap: 4px 8px;
}
.wrow.deleted { opacity: .5; }
.wtitle { font-weight: 600; flex: 1 1 100%; }
.wbits { font-size: 13px; color: var(--tg-theme-hint-color); flex: 1 1 auto; }
.wact {
  border: 0; border-radius: 8px; padding: 5px 9px; font-size: 14px;
  background: var(--tg-theme-bg-color); color: var(--tg-theme-text-color);
}

/* --- controls --- */
.segment { display: flex; gap: 6px; margin-bottom: 10px; }
.segment button {
  flex: 1; border: 0; border-radius: 10px; padding: 8px; font: inherit;
  background: var(--tg-theme-secondary-bg-color); color: var(--tg-theme-text-color);
}
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.chips button {
  border: 0; border-radius: 999px; padding: 6px 12px; font-size: 13px;
  background: var(--tg-theme-secondary-bg-color); color: var(--tg-theme-text-color);
}
.segment button.active, .chips button.active {
  background: var(--tg-theme-button-color); color: var(--tg-theme-button-text-color);
}

.chartbox { height: 200px; margin: 4px 0 8px; }

/* --- bottom tab bar --- */
.tabs {
  position: fixed; left: 0; right: 0; bottom: 0; display: flex;
  background: var(--tg-theme-bg-color);
  border-top: 1px solid var(--tg-theme-secondary-bg-color);
  padding-bottom: env(safe-area-inset-bottom);
}
.tabbtn {
  flex: 1; border: 0; background: none; padding: 10px 4px 12px; font-size: 12px;
  color: var(--tg-theme-hint-color);
}
.tabbtn.active { color: var(--tg-theme-button-color); }

/* --- overlays --- */
.overlay {
  position: fixed; inset: 0; overflow-y: auto; padding: var(--gap);
  background: var(--tg-theme-bg-color); z-index: 10;
}

.sheet {
  position: fixed; left: 0; right: 0; bottom: 0; max-height: 88vh; overflow-y: auto;
  padding: var(--gap) var(--gap) calc(var(--gap) + env(safe-area-inset-bottom));
  background: var(--tg-theme-bg-color); border-radius: 16px 16px 0 0;
  box-shadow: 0 -8px 30px rgba(0, 0, 0, .25); z-index: 20;
}
.sheet h2 { margin: 0 0 10px; }
.sheet label { display: block; font-size: 13px; color: var(--tg-theme-hint-color); margin-bottom: 10px; }
.sheet input, .sheet select {
  display: block; width: 100%; margin-top: 4px; padding: 9px 10px; font: inherit;
  border: 1px solid var(--tg-theme-secondary-bg-color); border-radius: 10px;
  background: var(--tg-theme-secondary-bg-color); color: var(--tg-theme-text-color);
}
.sheet .primary, .sheet .ghost {
  width: 100%; border: 0; border-radius: 10px; padding: 12px; font: inherit; margin-top: 6px;
}
.sheet .primary { background: var(--tg-theme-button-color); color: var(--tg-theme-button-text-color); }
.sheet .ghost { background: none; color: var(--tg-theme-hint-color); }

.imageview {
  position: fixed; inset: 0; display: flex; align-items: center; justify-content: center;
  background: rgba(0, 0, 0, .9); z-index: 30; padding: 12px;
}
.imageview img { max-width: 100%; max-height: 100%; border-radius: 8px; }

.toast {
  position: fixed; left: 50%; bottom: 84px; transform: translateX(-50%);
  padding: 9px 16px; border-radius: 999px; font-size: 14px; z-index: 40;
  background: var(--tg-theme-text-color); color: var(--tg-theme-bg-color); opacity: .92;
}