/* Styles for the app pages: Stack, Kaleidoscope, Terminal, System Settings. */

/* ---------- Stack ---------- */
.game .win__body { background: radial-gradient(110% 90% at 50% 115%, hsl(var(--hue, 48) 90% 72% / 0.55), transparent 65%), var(--media); transition: background 1.2s; }
:root[data-theme="dark"] .game .win__body { background: radial-gradient(110% 90% at 50% 115%, hsl(var(--hue, 48) 60% 40% / 0.45), transparent 65%), var(--media); }
.score { top: 24px; }
.score__n { font-size: clamp(4.5rem, 13vw, 9rem); line-height: 0.8; font-weight: 300; letter-spacing: -0.06em; font-variant-numeric: tabular-nums; transition: transform 0.5s var(--spring); }
.score__n.bump { transform: scale(1.12); }
.score__best { color: var(--muted); }
.perfect { font-family: var(--serif); font-style: italic; font-size: clamp(1.5rem, 3vw, 2.2rem); color: var(--em); opacity: 0; transform: translateY(8px); transition: opacity 0.3s, transform 0.5s var(--spring); }
.perfect.show { opacity: 1; transform: none; }
.prompt { bottom: 28px; transition: opacity 0.5s var(--ease), transform 0.7s var(--ease); }
.prompt__title { font-size: clamp(2.2rem, 6vw, 4.4rem); font-weight: 500; letter-spacing: -0.05em; line-height: 0.95; }
.prompt__hint { padding: 9px 16px; }
.is-playing .prompt { opacity: 0; transform: translateY(20px); }
.tools { position: absolute; right: 14px; bottom: 14px; z-index: 3; display: flex; gap: 4px; padding: 4px; }

.submit {
  position: absolute; left: 50%; bottom: 150px; z-index: 4; translate: -50% 0;
  display: flex; align-items: center; gap: 10px; padding: 8px 8px 8px 16px; border-radius: 16px;
  animation: pop-in 0.5s var(--spring);
}
.submit[hidden] { display: none; }
.submit input {
  width: 70px; height: 34px; border-radius: 8px; border: 1px solid var(--line); background: var(--win);
  color: var(--fg); text-align: center; font: 600 17px var(--mono); letter-spacing: 0.2em; text-transform: uppercase; outline: none;
}
.submit input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(255, 216, 77, 0.35); }
.submit .mac-btn { margin: 0; }
@keyframes pop-in { from { opacity: 0; transform: translateY(12px) scale(0.96); } }

.board {
  position: absolute; left: 14px; top: 14px; z-index: 3; width: 210px; padding: 12px 14px; border-radius: 16px;
  transition: transform 0.5s var(--ease), opacity 0.4s;
}
.board__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.board__head .icon-btn { height: 24px; min-width: 0; padding: 0 8px; font-size: 10px; }
.board__list { display: grid; gap: 2px; counter-reset: rank; font-variant-numeric: tabular-nums; }
.board__list li { display: grid; grid-template-columns: 22px 1fr auto; align-items: baseline; font-size: 14px; padding: 3px 0; counter-increment: rank; }
.board__list li::before { content: counter(rank); color: var(--muted); font: 11px var(--mono); }
.board__list li.muted::before { content: ""; }
.board__list li.me { color: #c98a00; font-weight: 600; }
:root[data-theme="dark"] .board__list li.me { color: var(--accent); }
.board__list .n { font-family: var(--mono); letter-spacing: 0.08em; }
.board.is-collapsed .board__list { display: none; }
@media (max-width: 700px) {
  .board { top: auto; bottom: 70px; left: 10px; width: 170px; }
  .board.is-collapsed { width: auto; }
  .submit { bottom: 128px; }
}

/* ---------- Kaleidoscope ---------- */
.canvas-dark {
  --fg: #f8f1d8; --fg-rgb: 248, 241, 216; --muted: #a89f80; --line: rgba(248, 241, 216, 0.1); --bg: #15130c;
  --glass: rgba(36, 32, 22, 0.62); --glass-line: rgba(255, 255, 255, 0.08); --em: #ffd84d; background: #14120c; color: var(--fg);
}
#paper { cursor: crosshair; }
.hint { top: 50%; translate: -50% -50%; transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.hint h1 { font-size: clamp(2.4rem, 7vw, 5.4rem); font-weight: 500; letter-spacing: -0.05em; line-height: 0.95; }
.hint p { color: var(--muted); }
.has-drawn .hint { opacity: 0; transform: scale(0.96); }
.bar {
  position: absolute; left: 50%; translate: -50% 0; bottom: 14px; z-index: 3;
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 4px;
  padding: 6px; width: max-content; max-width: calc(100% - 24px); border-radius: 20px;
}
.bar__group { display: flex; align-items: center; gap: 2px; padding: 0 3px; }
.bar__sep { width: 1px; height: 22px; background: var(--line); }
.swatch { width: 24px; height: 24px; border-radius: 50%; border: 0; cursor: pointer; background: var(--c); box-shadow: inset 0 0 0 1px rgba(255,255,255,0.14); transition: transform 0.4s var(--spring), box-shadow 0.3s; }
.swatch[aria-pressed="true"] { transform: scale(1.12); box-shadow: 0 0 0 2px #14120c, 0 0 0 3.5px var(--fg); }
.swatch--rainbow { background: conic-gradient(#ff7aa2, #ffd84d, #7fd6b2, #8fb8ff, #c79bff, #ff7aa2); }
.size { width: 80px; accent-color: #ffd84d; }
@media (max-width: 700px) { .bar__sep { display: none; } .size { width: 60px; } .bar .icon-btn { min-width: 30px; height: 30px; padding: 0 8px; } }

/* ---------- Terminal ---------- */
.term-win .win__bar { background: #221f16; border-color: rgba(255, 255, 255, 0.06); }
.term-win .win__title { color: #a89f80; }
.term {
  overflow: auto; padding: 16px 20px 20px; background: #14120c; color: #f1ead0;
  font: 14px/1.6 var(--mono); cursor: text; touch-action: auto; outline: none;
}
.term__out { white-space: pre-wrap; word-break: break-word; }
.term__out > div { min-height: 1.6em; }
.term__line { display: flex; gap: 8px; align-items: baseline; }
.term__prompt { flex: none; }
.term input { flex: 1; min-width: 0; border: 0; outline: 0; background: none; color: inherit; font: inherit; caret-color: #ffd84d; padding: 0; }
.term .y { color: #ffd84d; }
.term .b { color: #8fb8ff; }
.term .g { color: #7fd6b2; }
.term .r { color: #ff8a80; }
.term .m { color: #a89f80; }
.term .p { color: #ff7aa2; }
.term a { color: #8fb8ff; text-decoration: underline; text-underline-offset: 3px; }
.term .bar-fill { color: #ffd84d; }
.term__cmd { color: #f8f1d8; }

/* ---------- System Settings ---------- */
.settings { display: grid; grid-template-columns: 220px 1fr; overflow: hidden; touch-action: auto; }
.settings__side {
  display: flex; flex-direction: column; gap: 2px; padding: 14px 10px; overflow: auto;
  background: var(--win-2); border-right: 1px solid var(--line); font-size: 14px;
}
.settings__me { display: flex; align-items: center; gap: 10px; padding: 8px 8px 14px; margin-bottom: 6px; border-bottom: 1px solid var(--line); }
.settings__me b { display: block; font-size: 14px; }
.settings__me span { font-size: 12px; }
.orb--sm { width: 40px; font-size: 1.6rem; box-shadow: inset -4px -6px 12px rgba(150, 90, 0, 0.35); }
.settings__side a { display: flex; align-items: center; gap: 10px; padding: 6px 8px; border-radius: 7px; }
.settings__side a:hover { background: rgba(var(--fg-rgb), 0.06); }
.settings__side a.is-active { background: #2f7bff; color: #fff; }
.si { width: 22px; height: 22px; border-radius: 6px; flex: none; background: var(--c); box-shadow: inset 0 -2px 0 rgba(0, 0, 0, 0.12); }
.si--app { --c: linear-gradient(135deg, #3a3a3c 50%, #f2f2f7 50%); }
.si--wall { --c: linear-gradient(160deg, #fff3a6, #ffcf3a); }
.si--dock { --c: linear-gradient(#8e8e93, #636366); }
.si--sound { --c: linear-gradient(#ff6b6b, #e5484d); }
.si--access { --c: linear-gradient(#5ac8fa, #1f7cf2); }
.si--about { --c: linear-gradient(#c7c7cc, #8e8e93); }
.settings__main { overflow: auto; padding: 24px clamp(18px, 3vw, 36px) 40px; scroll-behavior: smooth; }
.pane { max-width: 640px; padding-bottom: 28px; scroll-margin-top: 20px; }
.pane h2 { font-size: 20px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 12px; }
.group { border-radius: 12px; background: var(--win-2); border: 1px solid var(--line); }
.row { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 12px 16px; font-size: 14px; }
.row + .row { border-top: 1px solid var(--line); }
.row small { display: block; color: var(--muted); font-size: 12px; margin-top: 2px; }
.seg { display: flex; gap: 10px; }
.seg button { display: grid; justify-items: center; gap: 6px; border: 0; background: none; cursor: pointer; font-size: 12px; color: var(--muted); }
.seg__prev { width: 66px; height: 44px; border-radius: 8px; border: 2px solid transparent; box-shadow: 0 0 0 1px var(--line); }
.seg__prev--light { background: linear-gradient(160deg, #fff3a6, #ffcf3a); }
.seg__prev--dark { background: linear-gradient(160deg, #2a261a, #0f0e09); }
.seg__prev--auto { background: linear-gradient(90deg, #ffe066 50%, #1d1a10 50%); }
.seg button[aria-checked="true"] { color: var(--fg); font-weight: 600; }
.seg button[aria-checked="true"] .seg__prev { border-color: #2f7bff; }
.switch {
  position: relative; width: 40px; height: 24px; flex: none; border-radius: 99px; border: 0; cursor: pointer;
  background: rgba(var(--fg-rgb), 0.18); transition: background-color 0.25s;
}
.switch::after { content: ""; position: absolute; top: 2px; left: 2px; width: 20px; height: 20px; border-radius: 50%; background: #fff; box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3); transition: transform 0.35s var(--spring); }
.switch[aria-checked="true"] { background: #34c759; }
.switch[aria-checked="true"]::after { transform: translateX(16px); }
.slider { width: 180px; accent-color: #2f7bff; }
.walls { display: grid; grid-template-columns: repeat(auto-fill, minmax(104px, 1fr)); gap: 14px; padding: 16px; }
.wallopt { display: grid; gap: 8px; justify-items: center; border: 0; background: none; cursor: pointer; font-size: 12.5px; color: var(--muted); }
.wallopt__swatch { width: 100%; aspect-ratio: 16 / 10; border-radius: 9px; border: 3px solid transparent; box-shadow: 0 0 0 1px var(--line); transition: transform 0.4s var(--spring); }
.wallopt:hover .wallopt__swatch { transform: scale(1.04); }
.wallopt[aria-pressed="true"] { color: var(--fg); font-weight: 600; }
.wallopt[aria-pressed="true"] .wallopt__swatch { border-color: #2f7bff; }
.wall-butter { background: linear-gradient(160deg, #fff3a6, #ffe066 48%, #ffcf3a); }
.wall-honey { background: linear-gradient(160deg, #ffe9a3, #ffcb45 48%, #f5a524); }
.wall-lemon { background: linear-gradient(160deg, #fbffc4, #f7f06a 48%, #e8da2e); }
.wall-sunset { background: linear-gradient(160deg, #fff1b0, #ffc970 48%, #ff9a8b); }
.wall-paper { background: linear-gradient(160deg, #fffcf0, #fff3cc 48%, #ffe8a0); }
@media (max-width: 700px) {
  .settings { grid-template-columns: 1fr; grid-template-rows: auto 1fr; }
  .settings__side { flex-direction: row; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--line); padding: 8px; }
  .settings__me { display: none; }
  .settings__side a { white-space: nowrap; }
  .seg__prev { width: 50px; height: 34px; }
  .slider { width: 120px; }
}