:root {
  --bg1: #f2fbf6;
  --bg2: #d5efe2;
  --accent: #18a34a;
  --body: #9fe3c1;
  --ink: #1d2320;
  --muted: #66706b;
  --card: rgba(255, 255, 255, 0.78);
  --card-line: rgba(0, 0, 0, 0.07);
  --field: rgba(0, 0, 0, 0.045);
  --shadow: 0 18px 50px rgba(20, 40, 30, 0.16), 0 2px 6px rgba(20, 40, 30, 0.06);
}
body.dark {
  --ink: #eef1f4;
  --muted: #9aa3ad;
  --card: rgba(34, 38, 44, 0.8);
  --card-line: rgba(255, 255, 255, 0.08);
  --field: rgba(255, 255, 255, 0.07);
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; overflow: hidden; }
body {
  font-family: Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: radial-gradient(120% 90% at 50% 25%, var(--bg1) 0%, var(--bg2) 100%);
  background-color: var(--bg2);
  transition: background 0.6s;
  -webkit-tap-highlight-color: transparent;
}
button, input, select { font: inherit; color: inherit; }

#scene { position: fixed; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; cursor: grab; }
#scene.dragging { cursor: grabbing; }
#scene.pointer { cursor: pointer; }

/* top bar */
.top {
  position: fixed; top: 0; left: 0; right: 0;
  display: flex; align-items: center; justify-content: space-between;
  padding: max(14px, env(safe-area-inset-top)) 16px 0;
  pointer-events: none;
}
.top > * { pointer-events: auto; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -0.01em; }
.logo { width: 22px; height: 22px; border-radius: 7px; background: var(--body); box-shadow: inset 0 0 0 5px var(--body), inset 0 0 0 11px #f3f3f1; position: relative; }
.logo::after { content: ""; position: absolute; inset: 5px; border-radius: 50%; background: conic-gradient(var(--accent) 0 35%, transparent 0); }
.top-actions { display: flex; gap: 8px; }
.icon-btn {
  width: 40px; height: 40px; border-radius: 12px; border: 1px solid var(--card-line);
  background: var(--card); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  display: grid; place-items: center; cursor: pointer; transition: transform 0.15s;
}
.icon-btn:hover { transform: translateY(-1px); }
.icon-btn:active { transform: scale(0.94); }
.icon-btn svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
#btnPip .fillr { fill: currentColor; stroke: none; }
#btnPip.on { background: var(--accent); color: #fff; border-color: transparent; }
#btnSound .mute { display: none; }
#btnSound.off .mute { display: inline; }
#btnSound.off .wave { display: none; }

/* hint + toast */
.hint {
  position: fixed; left: 50%; top: 70px; transform: translateX(-50%);
  max-width: calc(100% - 32px); width: max-content;
  padding: 10px 16px; border-radius: 999px; font-size: 13px; color: var(--muted);
  background: var(--card); border: 1px solid var(--card-line); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  text-align: center; transition: opacity 0.6s;
}
.hint b { color: var(--ink); font-weight: 600; }
.hint.fade { opacity: 0; }
.toast {
  position: fixed; left: 50%; top: 70px; transform: translate(-50%, -12px);
  padding: 10px 18px; border-radius: 999px; font-weight: 600; font-size: 14px;
  background: var(--ink); color: var(--bg1); opacity: 0; pointer-events: none;
  transition: opacity 0.3s, transform 0.3s; white-space: nowrap;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* bottom panel */
.panel {
  position: fixed; left: 50%; bottom: max(16px, env(safe-area-inset-bottom));
  transform: translateX(-50%);
  width: min(520px, calc(100% - 32px));
  padding: 16px 18px 14px; border-radius: 24px;
  background: var(--card); border: 1px solid var(--card-line); box-shadow: var(--shadow);
  backdrop-filter: blur(18px) saturate(1.3); -webkit-backdrop-filter: blur(18px) saturate(1.3);
  display: grid; gap: 12px;
}
.readout { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.phase { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent); }
.digits { font-size: clamp(34px, 9vw, 46px); font-weight: 700; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; line-height: 1; }
.digits.done { animation: blink 0.5s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0.25; } }

.presets { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.chip {
  border: 1px solid var(--card-line); background: var(--field); border-radius: 999px;
  padding: 6px 12px; font-size: 13px; font-weight: 600; cursor: pointer; transition: background 0.2s, color 0.2s, transform 0.15s;
}
.chip small { font-weight: 500; opacity: 0.6; margin-left: 2px; }
.chip:active { transform: scale(0.95); }
.chip.on { background: var(--accent); color: #fff; border-color: transparent; }
.tally { margin-left: auto; display: flex; align-items: center; gap: 6px; font-weight: 700; font-size: 14px; }
.tomato { width: 16px; height: 16px; border-radius: 50% 50% 46% 46%; background: radial-gradient(circle at 35% 35%, #ff7a6b, #e3262b 60%, #b51a1e); position: relative; display: inline-block; }
.tomato::before { content: ""; position: absolute; left: 4px; top: -3px; width: 8px; height: 5px; background: #2f9e44; clip-path: polygon(50% 100%, 0 0, 30% 40%, 50% 0, 70% 40%, 100% 0); }
.tally.bump { animation: bump 0.5s; }
@keyframes bump { 30% { transform: scale(1.35); } }

.row { display: flex; gap: 10px; align-items: center; }
.set-row { justify-content: space-between; }
.hms { display: flex; align-items: center; gap: 4px; background: var(--field); border-radius: 14px; padding: 4px 8px; }
.hms label { display: flex; align-items: baseline; gap: 2px; }
.hms input {
  width: 2.2ch; border: 0; background: transparent; font-size: 22px; font-weight: 700; text-align: center;
  font-variant-numeric: tabular-nums; padding: 4px 0; outline: none; border-radius: 6px;
}
.hms input:focus { background: rgba(127, 127, 127, 0.15); }
.hms span { font-size: 12px; color: var(--muted); margin-right: 2px; }
.hms b { color: var(--muted); font-weight: 600; }
select {
  border: 1px solid var(--card-line); background: var(--field); border-radius: 12px;
  padding: 8px 10px; font-size: 13px; font-weight: 600; cursor: pointer; max-width: 42%;
}
body.dark select option { background: #222; }

.controls { display: grid; grid-template-columns: 1fr 1.6fr 1fr; }
.btn {
  border: 0; border-radius: 14px; padding: 12px 14px; font-weight: 700; font-size: 15px; cursor: pointer;
  transition: transform 0.12s, filter 0.2s, background 0.2s;
}
.btn:active { transform: scale(0.96); }
.btn.primary { background: var(--accent); color: #fff; box-shadow: 0 6px 18px color-mix(in srgb, var(--accent) 40%, transparent); }
.btn.primary:hover { filter: brightness(1.06); }
.btn.ghost { background: var(--field); }
.btn.small { padding: 7px 12px; font-size: 13px; border-radius: 10px; }
.btn.danger { color: #d6336c; }

.extras { justify-content: space-between; flex-wrap: wrap; }
.swatches { display: flex; gap: 8px; }
.swatch {
  width: 24px; height: 24px; border-radius: 8px; border: 2px solid transparent; cursor: pointer; padding: 0;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08); transition: transform 0.15s;
}
.swatch:hover { transform: translateY(-2px); }
.swatch.on { border-color: var(--ink); }
.toggle { display: flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: var(--muted); cursor: pointer; user-select: none; }
.toggle input { position: absolute; opacity: 0; pointer-events: none; }
.toggle span { width: 30px; height: 18px; border-radius: 999px; background: rgba(127, 127, 127, 0.3); position: relative; transition: background 0.2s; }
.toggle span::after { content: ""; position: absolute; left: 2px; top: 2px; width: 14px; height: 14px; border-radius: 50%; background: #fff; transition: transform 0.2s; box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2); }
.toggle input:checked + span { background: var(--accent); }
.toggle input:checked + span::after { transform: translateX(12px); }
.toggle input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }

/* brag card */
.brag { width: 100%; margin-top: 12px; }
.share { width: min(460px, calc(100% - 24px)); padding: 16px 18px 18px; }
.share-head { display: flex; justify-content: space-between; align-items: center; }
.share-head h2 { margin: 0; }
.seg { display: flex; background: var(--field); border-radius: 12px; padding: 3px; margin: 12px 0; }
.seg button { flex: 1; border: 0; background: transparent; padding: 7px 0; border-radius: 9px; font-weight: 600; font-size: 13px; cursor: pointer; color: var(--muted); }
.seg button.on { background: var(--card); color: var(--ink); box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1); }
.card-img { display: block; width: 100%; max-height: 56vh; object-fit: contain; border-radius: 16px; box-shadow: 0 8px 26px rgba(0, 0, 0, 0.14); background: var(--field); }
.share-actions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 14px; }
.share-actions .btn { text-align: center; text-decoration: none; color: var(--ink); font-size: 14px; padding: 11px 10px; }
.share-actions .primary { grid-column: 1 / -1; color: #fff; }

/* sharing thumbnail mode (?og) */
.og-text { display: none; }
body.og .top, body.og .panel, body.og .hint, body.og .toast { display: none; }
body.og .og-text {
  display: flex; flex-direction: column; justify-content: center; gap: 22px;
  position: fixed; top: 0; bottom: 0; right: 64px; width: 520px;
}
.og-brand { display: flex; align-items: center; gap: 12px; font-weight: 700; font-size: 26px; }
.og-brand .logo { width: 34px; height: 34px; border-radius: 10px; box-shadow: inset 0 0 0 7px var(--body), inset 0 0 0 17px #f3f3f1; }
.og-brand .logo::after { inset: 7px; }
.og-text h1 { margin: 0; font-size: 66px; line-height: 1.04; letter-spacing: -0.035em; font-weight: 800; }
.og-text p { margin: 0; font-size: 24px; line-height: 1.4; color: var(--muted); max-width: 470px; }
.og-url { font-size: 20px; font-weight: 700; color: var(--accent); }

/* support */
.icon-btn.heart svg { stroke: #e8590c; }
.icon-btn.heart:hover svg { fill: #ff8787; stroke: #e03131; }
.btn.support { display: inline-flex; align-items: center; justify-content: center; gap: 8px; text-decoration: none; color: #191600; font-size: 14px; }
.btn.support svg { width: 18px; height: 18px; flex: none; }
.btn.kakao { background: #fee500; }
.btn.kakao svg { fill: #191600; }
.btn.bmc { background: #ffdd00; }
.btn.bmc svg { fill: none; stroke: #191600; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.btn.support:hover { filter: brightness(0.96); }
.support-dlg { width: min(400px, calc(100% - 24px)); }
.support-dlg p { font-size: 14px; line-height: 1.5; color: var(--muted); }
.support-links { display: grid; gap: 8px; }
.support-links .btn { padding: 13px; font-size: 15px; }
.support-row { display: flex; align-items: center; gap: 8px; margin-top: 20px; padding: 10px 12px; border-radius: 14px; background: var(--field); font-size: 13px; color: var(--muted); }
.support-row span { margin-right: auto; }
.support-row .btn { padding: 7px 11px; font-size: 13px; border-radius: 10px; }
.support-row .btn svg { width: 15px; height: 15px; }
.help-support { font-size: 13px; color: var(--muted); }
.help-support a { color: var(--accent); font-weight: 600; }

/* record drawer */
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; width: min(380px, 100%);
  padding: max(16px, env(safe-area-inset-top)) 18px 18px; overflow-y: auto;
  background: var(--card); backdrop-filter: blur(22px) saturate(1.3); -webkit-backdrop-filter: blur(22px) saturate(1.3);
  border-left: 1px solid var(--card-line); box-shadow: var(--shadow);
  transform: translateX(105%); transition: transform 0.35s cubic-bezier(.2, .8, .2, 1);
}
.drawer.open { transform: none; }
.drawer-head { display: flex; justify-content: space-between; align-items: center; }
.drawer h2 { margin: 0; font-size: 20px; }
.drawer h3 { margin: 20px 0 8px; font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 14px; }
.stats div { background: var(--field); border-radius: 14px; padding: 10px 12px; display: grid; }
.stats span { font-size: 22px; font-weight: 800; letter-spacing: -0.02em; }
.stats small { color: var(--muted); font-size: 12px; }
.bars { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; align-items: end; height: 110px; }
.bar { display: grid; grid-template-rows: 1fr auto auto; height: 100%; text-align: center; font-size: 11px; color: var(--muted); }
.bar i { align-self: end; display: block; border-radius: 6px 6px 3px 3px; background: var(--accent); min-height: 3px; opacity: 0.85; transition: height 0.4s; }
.bar.today i { opacity: 1; }
.bar.today { color: var(--ink); font-weight: 700; }
.log { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.log li { display: flex; justify-content: space-between; gap: 8px; padding: 8px 10px; border-radius: 10px; background: var(--field); font-size: 13px; }
.log li .k { font-weight: 600; }
.log li .k::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 8px; background: var(--accent); vertical-align: 1px; }
.log li.short .k::before, .log li.long .k::before { background: #4dabf7; }
.log li.custom .k::before { background: #adb5bd; }
.log li .t { color: var(--muted); font-variant-numeric: tabular-nums; }
.log .empty { justify-content: center; color: var(--muted); }
.drawer-foot { display: flex; gap: 8px; align-items: center; margin-top: 16px; }
.note { font-size: 11px; color: var(--muted); margin-right: auto; }

dialog {
  border: 0; border-radius: 22px; padding: 22px 24px; max-width: min(460px, calc(100% - 32px));
  background: var(--card); color: var(--ink); box-shadow: var(--shadow);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
}
dialog::backdrop { background: rgba(0, 0, 0, 0.25); }
dialog h2 { margin: 0 0 10px; }
dialog ul { padding-left: 18px; margin: 0; display: grid; gap: 6px; font-size: 14px; line-height: 1.45; }
dialog .keys { font-size: 12px; color: var(--muted); }
kbd { font: 600 11px Inter, sans-serif; padding: 2px 6px; border-radius: 6px; background: var(--field); border: 1px solid var(--card-line); }

@media (max-width: 520px) {
  .panel { padding: 12px 14px 12px; gap: 10px; border-radius: 20px; }
  .hms input { font-size: 19px; }
  .btn { padding: 11px 10px; }
  .brand { font-size: 15px; }
  .swatches { gap: 5px; }
  .swatch { width: 20px; height: 20px; border-radius: 7px; }
  .toggle { gap: 5px; }
  .extras { gap: 8px; }
}
@media (max-height: 640px) and (min-width: 700px) {
  .panel { left: auto; right: 16px; transform: none; width: 400px; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}