/* Tokeny i układ wg DESIGN.md: obudowa, ramka LCD, guziki trybu, pad, menu. */
:root {
  --body: #ece5d3;
  --bezel: #2a2d2a;
  --lcd: #c5cdb0;
  --btn: #c93a2e;
  --btn-hi: #e35a4e;
  --btn-dark: #8f2419;
  --text: #3a3a3a;
  --vh: 100vh;
}
* { box-sizing: border-box; }
html, body {
  margin: 0; height: 100%; background: #1c1c1c; overflow: hidden;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--text);
  -webkit-user-select: none; user-select: none; -webkit-tap-highlight-color: transparent;
  -webkit-text-size-adjust: 100%;
}
button { font-family: inherit; cursor: pointer; }
.hidden { display: none !important; }

#device {
  height: var(--vh); max-width: 520px; margin: 0 auto; display: flex; flex-direction: column;
  background: var(--body); overflow: hidden;
}
#top {
  display: flex; align-items: center; gap: 10px;
  padding: calc(6px + env(safe-area-inset-top)) 14px 6px; font-weight: 700; letter-spacing: .08em; font-size: 14px;
}
#title { flex: 1; }
#record { font-size: 11px; letter-spacing: .04em; white-space: nowrap; }
#mute { border: none; background: transparent; font-size: 18px; padding: 2px 4px; }

#lcd-wrap { margin: 2px 12px; padding: 10px; background: var(--bezel); border-radius: 14px; box-shadow: inset 0 2px 6px rgba(0,0,0,.6); }
#lcd { display: block; width: 100%; aspect-ratio: 400 / 240; background: var(--lcd); border-radius: 6px; }

#modebar { display: flex; justify-content: center; gap: 10px; padding: 8px 0 4px; }
#modebar button {
  font-size: 12px; font-weight: 700; letter-spacing: .06em; padding: 9px 14px; border-radius: 8px;
  border: 2px solid #777; background: #ddd; color: #222; box-shadow: 0 2px 0 #888;
}
#modebar button.down { transform: translateY(2px); box-shadow: none; }

#pad {
  flex: 1; display: flex; justify-content: space-between; align-items: stretch;
  padding: 10px 22px calc(18px + env(safe-area-inset-bottom)); gap: 16px; touch-action: none;
}
.col { display: flex; flex-direction: column; justify-content: space-evenly; align-items: center; flex: 1; }
.col.left { align-items: flex-start; }
.col.right { align-items: flex-end; }
.pad-btn {
  width: min(30vw, 120px); min-width: 88px; aspect-ratio: 1; border-radius: 50%; border: none;
  background: radial-gradient(circle at 35% 30%, var(--btn-hi), var(--btn) 60%, var(--btn-dark));
  box-shadow: 0 6px 0 var(--btn-dark), 0 10px 14px rgba(0,0,0,.35);
  color: #fff; font-size: 40px; font-weight: 700; line-height: 1; touch-action: none;
}
.pad-btn.down { transform: translateY(5px); box-shadow: 0 1px 0 var(--btn-dark); }

#menu { flex: 1; overflow: auto; padding: 6px 14px calc(14px + env(safe-area-inset-bottom)); display: grid; gap: 8px; align-content: start; }
.card {
  display: flex; align-items: center; gap: 14px; padding: 9px 14px; text-align: left; width: 100%;
  background: #fff8ea; border-radius: 12px; border: 2px solid #d9d0bb; color: var(--text);
  box-shadow: 0 3px 0 #d9d0bb;
}
.card:active { transform: translateY(2px); box-shadow: none; }
.card .icon { font-size: 34px; width: 44px; text-align: center; }
.card .txt { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.card .name { font-weight: 700; font-size: 19px; }
.card .sub { font-size: 13px; color: #666; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.card .rec { margin-left: auto; font-size: 12px; color: #555; text-align: right; white-space: pre; line-height: 1.4; }

/* Starsze przeglądarki nie znają dvh: zostaje wtedy 100vh z :root. */
@supports (height: 100dvh) { :root { --vh: 100dvh; } }

/* Poziom: guziki po bokach LCD, jak w oryginalnej Elektronice (DESIGN.md). */
@media (orientation: landscape) {
  :root {
    --safe-x: max(env(safe-area-inset-left, 0px), env(safe-area-inset-right, 0px));
    --lcd-w: min(calc((var(--vh) - 96px) * 5 / 3), calc(100vw - 2 * var(--safe-x) - 256px));
    --side: calc((100vw - var(--lcd-w) - 16px) / 2 - var(--safe-x) - 20px);
    --btn-size: min(var(--side), calc((var(--vh) - 70px) / 2), 120px);
  }
  #device {
    max-width: none; display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    grid-template-rows: auto minmax(0, 1fr) auto;
    grid-template-areas: "top top top" "left lcd right" "left mode right";
  }
  #top { grid-area: top; padding: 4px calc(var(--safe-x) + 14px); font-size: 13px; }
  #mute { font-size: 16px; padding: 0 4px; }
  #lcd-wrap { grid-area: lcd; align-self: center; margin: 0; padding: 8px; }
  #lcd { width: var(--lcd-w); }
  #modebar { grid-area: mode; padding: 6px 0 calc(6px + env(safe-area-inset-bottom)); }
  #modebar button { padding: 6px 14px; }
  #pad { display: contents; }
  .col { min-width: 0; padding: 0 10px 0 10px; touch-action: none; }
  .col.left { grid-area: left; align-items: center; padding-left: calc(var(--safe-x) + 10px); }
  .col.right { grid-area: right; align-items: center; padding-right: calc(var(--safe-x) + 10px); }
  .pad-btn { width: var(--btn-size); min-width: 0; font-size: calc(var(--btn-size) * 0.36); }

  #device.w-menu {
    grid-template-columns: auto minmax(0, 1fr);
    grid-template-rows: auto minmax(0, 1fr);
    grid-template-areas: "top top" "lcd list";
  }
  #device.w-menu #lcd-wrap { margin-left: calc(var(--safe-x) + 12px); }
  #device.w-menu #lcd { width: min(calc((var(--vh) - 54px) * 5 / 3), 34vw); }
  #menu {
    grid-area: list; min-height: 0; gap: 8px; align-content: safe center;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 4px calc(var(--safe-x) + 12px) calc(10px + env(safe-area-inset-bottom)) 12px;
  }
  .card { padding: 8px 12px; gap: 10px; }
  .card .icon { font-size: 26px; width: 34px; }
  .card .name { font-size: 16px; }
  .card .sub { font-size: 11px; }
}