:root {
  --bg: #f4f6f9;
  --card: #ffffff;
  --card2: #f0f3f7;
  --text: #141a26;
  --sub: #5b6474;
  --mute: #8a93a3;
  --line: #e3e7ee;
  --accent: #1f8a53;
  --accent-soft: #e3f6ec;
  --on-accent: #ffffff;
  --num: #2f5fb3;  --num-soft: #e6eeff;
  --dur: #7c4dcc;  --dur-soft: #f0e8ff;
  --word: #a8690f; --word-soft: #fff1d9;
  --danger: #c94a3a;
  --shadow: 0 1px 2px rgba(20, 26, 38, .06), 0 4px 14px rgba(20, 26, 38, .05);
  --r: 16px;
  --tabh: 64px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f131a; --card: #181d27; --card2: #212836; --text: #eef1f6; --sub: #a3abba; --mute: #737c8c;
    --line: #2a3141; --accent: #3ccf85; --accent-soft: #163626; --on-accent: #06200f;
    --num: #8fb0ff; --num-soft: #1d2a47; --dur: #c3a3ff; --dur-soft: #2c2145; --word: #f1bc62; --word-soft: #3a2c12;
    --danger: #ff8a7a; --shadow: none; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0f131a; --card: #181d27; --card2: #212836; --text: #eef1f6; --sub: #a3abba; --mute: #737c8c;
  --line: #2a3141; --accent: #3ccf85; --accent-soft: #163626; --on-accent: #06200f;
  --num: #8fb0ff; --num-soft: #1d2a47; --dur: #c3a3ff; --dur-soft: #2c2145; --word: #f1bc62; --word-soft: #3a2c12;
  --danger: #ff8a7a; --shadow: none; color-scheme: dark;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--text);
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Pretendard', 'Malgun Gothic', sans-serif;
  -webkit-font-smoothing: antialiased; word-break: keep-all; overflow-wrap: anywhere;
  padding-bottom: calc(var(--tabh) + env(safe-area-inset-bottom) + 16px);
}
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: none; padding: 0; }
.hidden { display: none !important; }

/* 상단 */
.top {
  position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 8px;
  padding: calc(env(safe-area-inset-top) + 10px) 16px 10px; background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(12px); -webkit-backdrop-filter: saturate(1.4) blur(12px);
}
.top h1 { font-size: 21px; margin: 0; font-weight: 800; letter-spacing: -.02em; flex: 1; display: flex; align-items: center; gap: 8px; }
.top h1 .back { display: inline-flex; width: 34px; height: 34px; margin-left: -6px; align-items: center; justify-content: center; border-radius: 10px; }
.icon-btn { width: 40px; height: 40px; border-radius: 12px; display: inline-flex; align-items: center; justify-content: center; color: var(--sub); }
.icon-btn:active { background: var(--card2); }
svg.i { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

main { max-width: 640px; margin: 0 auto; padding: 4px 16px 0; }
.card { background: var(--card); border-radius: var(--r); box-shadow: var(--shadow); padding: 16px; margin-bottom: 12px; }
.card h2, .sec-title { font-size: 15px; font-weight: 700; margin: 0 0 10px; color: var(--sub); display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.sec-title { margin: 20px 4px 8px; }

/* 하단 탭 */
.tabs {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; display: flex;
  height: calc(var(--tabh) + env(safe-area-inset-bottom)); padding-bottom: env(safe-area-inset-bottom);
  background: color-mix(in srgb, var(--card) 92%, transparent); border-top: 1px solid var(--line);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
}
.tabs button { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; font-size: 12px; font-weight: 600; color: var(--mute); }
.tabs button.on { color: var(--accent); }
.tabs button .badge { position: absolute; margin: -22px 0 0 26px; min-width: 18px; height: 18px; padding: 0 5px; border-radius: 9px; background: var(--danger); color: #fff; font-size: 11px; line-height: 18px; }

/* 시계 */
.clock { display: flex; align-items: flex-end; justify-content: space-between; gap: 8px; }
.clock .time { font-size: 44px; font-weight: 800; letter-spacing: -.02em; font-variant-numeric: tabular-nums; line-height: 1.05; }
.clock .date { color: var(--sub); font-size: 15px; margin-top: 4px; }
.clock .manual { color: var(--word); font-weight: 700; }
.pill-btn { border-radius: 999px; padding: 8px 14px; background: var(--card2); color: var(--sub); font-size: 14px; font-weight: 600; white-space: nowrap; }
.pill-btn:active { filter: brightness(.95); }
.time-edit { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.time-edit input { flex: 1; min-width: 0; }

/* 칸 입력 */
.chipbox {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center; min-height: 64px; padding: 10px;
  border: 2px solid var(--line); border-radius: 14px; background: var(--card); cursor: text;
}
.chipbox:focus-within { border-color: var(--accent); }
.chipbox input { flex: 1; min-width: 120px; border: 0; outline: 0; background: transparent; font-size: 18px; padding: 8px 4px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 7px 12px; border-radius: 10px;
  font-size: 16px; font-weight: 600; line-height: 1.3; max-width: 100%;
}
.chip small { font-size: 11px; font-weight: 700; opacity: .75; }
.chip.kw { background: var(--accent); color: var(--on-accent); font-weight: 800; }
.chip.num { background: var(--num-soft); color: var(--num); }
.chip.dur { background: var(--dur-soft); color: var(--dur); }
.chip.word { background: var(--word-soft); color: var(--word); }
.legend { display: flex; gap: 12px; flex-wrap: wrap; font-size: 12px; color: var(--mute); margin: 8px 2px 0; }
.legend i { display: inline-block; width: 9px; height: 9px; border-radius: 3px; margin-right: 4px; vertical-align: 0; }

.sugg { display: flex; gap: 8px; overflow-x: auto; padding: 12px 0 2px; scrollbar-width: none; }
.sugg::-webkit-scrollbar { display: none; }
.sugg button { flex: none; padding: 9px 14px; border-radius: 999px; background: var(--card2); font-size: 15px; font-weight: 600; color: var(--text); }
.sugg button.unit { color: var(--num); }
.sugg-label { font-size: 12px; color: var(--mute); margin-top: 12px; }

.btn {
  display: flex; align-items: center; justify-content: center; gap: 8px; width: 100%; min-height: 54px;
  border-radius: 14px; background: var(--accent); color: var(--on-accent); font-size: 18px; font-weight: 800;
}
.btn:disabled { opacity: .4; }
.btn.ghost { background: var(--card2); color: var(--text); font-weight: 700; font-size: 16px; }
.btn.danger { background: transparent; color: var(--danger); font-weight: 700; font-size: 16px; }
.btn + .btn { margin-top: 8px; }
.row { display: flex; gap: 8px; }
.row > * { flex: 1; }
.row > .btn + .btn { margin-top: 0; }

input.field, textarea.field, select.field {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: 12px; background: var(--card); font-size: 16px; outline: 0;
}
input.field:focus, textarea.field:focus { border-color: var(--accent); }
label.lbl { display: block; font-size: 13px; color: var(--sub); font-weight: 600; margin: 12px 2px 6px; }

/* 기록 목록 */
.rec { display: flex; gap: 12px; padding: 12px 2px; border-top: 1px solid var(--line); align-items: flex-start; width: 100%; text-align: left; }
.rec:first-child { border-top: 0; }
.rec .t { font-variant-numeric: tabular-nums; color: var(--sub); font-size: 14px; font-weight: 600; min-width: 64px; padding-top: 4px; }
.rec .body { flex: 1; min-width: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.rec .chip { font-size: 14px; padding: 4px 9px; border-radius: 8px; }
.day-head { display: flex; justify-content: space-between; align-items: baseline; margin: 18px 4px 6px; }
.day-head b { font-size: 15px; }
.day-head span { color: var(--mute); font-size: 13px; }
.empty { text-align: center; color: var(--mute); padding: 28px 12px; font-size: 15px; }
.empty b { display: block; color: var(--sub); font-size: 17px; margin-bottom: 6px; }

.search { position: relative; margin-bottom: 4px; }
.search input { padding-left: 40px; }
.search svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); width: 18px; height: 18px; color: var(--mute); }
.filter-row { display: flex; gap: 6px; overflow-x: auto; padding: 8px 0 2px; scrollbar-width: none; }
.filter-row::-webkit-scrollbar { display: none; }
.fchip { flex: none; padding: 7px 13px; border-radius: 999px; background: var(--card); border: 1.5px solid var(--line); font-size: 14px; font-weight: 600; color: var(--sub); }
.fchip.on { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }

/* 통계 */
.seg { display: flex; background: var(--card2); border-radius: 12px; padding: 3px; margin-bottom: 12px; }
.seg button { flex: 1; padding: 8px 0; border-radius: 9px; font-size: 14px; font-weight: 700; color: var(--sub); }
.seg button.on { background: var(--card); color: var(--text); box-shadow: var(--shadow); }
.kpis { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin-bottom: 12px; }
.kpis.k3 { grid-template-columns: repeat(3, 1fr); gap: 6px; }
.kpis.k3 .kpi { padding: 10px; background: var(--card2); box-shadow: none; }
.kpis.k3 .kpi .v { font-size: 16px; white-space: normal; line-height: 1.25; }
.kpi { background: var(--card); border-radius: 14px; padding: 12px 14px; box-shadow: var(--shadow); min-width: 0; }
.kpi .l { font-size: 12px; color: var(--sub); font-weight: 600; }
.kpi .v { font-size: 22px; font-weight: 800; letter-spacing: -.02em; font-variant-numeric: tabular-nums; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kpi .v small { font-size: 13px; font-weight: 700; color: var(--sub); margin-left: 2px; }
.chart svg { width: 100%; height: auto; display: block; }
.chart-note { font-size: 13px; color: var(--sub); margin-top: 6px; }

.heat { display: grid; grid-auto-flow: column; grid-template-rows: repeat(7, 1fr); gap: 3px; }
.heat i { aspect-ratio: 1; border-radius: 3px; background: var(--card2); display: block; }
.heat i.l1 { background: color-mix(in srgb, var(--accent) 30%, var(--card2)); }
.heat i.l2 { background: color-mix(in srgb, var(--accent) 55%, var(--card2)); }
.heat i.l3 { background: color-mix(in srgb, var(--accent) 80%, var(--card2)); }
.heat i.l4 { background: var(--accent); }
.heat i.today { outline: 2px solid var(--text); outline-offset: -1px; }
.heat-foot { display: flex; justify-content: space-between; font-size: 12px; color: var(--mute); margin-top: 6px; }

.kw-list { display: flex; flex-direction: column; gap: 8px; }
.kw-item { display: flex; align-items: center; gap: 12px; background: var(--card); border-radius: 14px; padding: 14px; box-shadow: var(--shadow); text-align: left; width: 100%; }
.kw-dot { width: 40px; height: 40px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 17px; flex: none; }
.kw-item .mid { flex: 1; min-width: 0; }
.kw-item .name { font-weight: 800; font-size: 17px; }
.kw-item .meta { color: var(--sub); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kw-item .cnt { font-weight: 800; font-size: 18px; font-variant-numeric: tabular-nums; }
.kw-item .cnt small { font-size: 12px; color: var(--sub); }

.rank { display: flex; flex-direction: column; gap: 10px; }
.rank .r { display: grid; grid-template-columns: 1fr auto; gap: 2px 10px; align-items: center; }
.rank .r .nm { font-weight: 700; font-size: 15px; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rank .r .vv { font-size: 14px; color: var(--sub); font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.rank .r .bar { grid-column: 1 / -1; height: 8px; border-radius: 4px; background: var(--card2); overflow: hidden; }
.rank .r .bar b { display: block; height: 100%; border-radius: 4px; background: var(--word); }

/* 할 일 */
.todo-add { display: flex; gap: 8px; }
.todo-add input { flex: 1; min-width: 0; }
.todo-add .icon-btn { width: 50px; height: 50px; background: var(--card2); flex: none; }
.todo-add .icon-btn.on { color: var(--accent); background: var(--accent-soft); }
.todo-add .add { width: 50px; height: 50px; border-radius: 12px; background: var(--accent); color: var(--on-accent); display: flex; align-items: center; justify-content: center; flex: none; }
.todo-when { display: flex; gap: 8px; margin-top: 8px; }
.todo-when input { flex: 1; min-width: 0; }
.todo { display: flex; align-items: center; gap: 12px; padding: 12px 2px; border-top: 1px solid var(--line); }
.todo:first-child { border-top: 0; }
.todo .ck { width: 28px; height: 28px; border-radius: 9px; border: 2px solid var(--line); flex: none; display: flex; align-items: center; justify-content: center; color: transparent; }
.todo.done .ck { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.todo .tx { flex: 1; min-width: 0; font-size: 16px; }
.todo.done .tx { color: var(--mute); text-decoration: line-through; }
.todo .when { display: inline-block; font-size: 12px; font-weight: 700; padding: 2px 8px; border-radius: 6px; background: var(--num-soft); color: var(--num); margin-top: 3px; margin-right: 4px; }
.todo .when.late { background: color-mix(in srgb, var(--danger) 15%, transparent); color: var(--danger); }
.todo .when.sent { background: var(--accent-soft); color: var(--accent); }
.todo .del { color: var(--mute); width: 36px; height: 36px; }

.gem-btn {
  display: flex; align-items: center; gap: 12px; width: 100%; text-align: left; padding: 16px; border-radius: var(--r);
  background: linear-gradient(135deg, #e8f0ff, #f3e8ff); color: #24305e; box-shadow: var(--shadow); margin-bottom: 12px;
}
:root[data-theme="dark"] .gem-btn { background: linear-gradient(135deg, #1d2a47, #2c2145); color: #dfe6ff; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .gem-btn { background: linear-gradient(135deg, #1d2a47, #2c2145); color: #dfe6ff; } }
.gem-btn b { display: block; font-size: 16px; }
.gem-btn span { font-size: 13px; opacity: .8; }
.gem-btn .star { font-size: 26px; }

/* 시트 */
.backdrop { position: fixed; inset: 0; background: rgba(8, 12, 20, .45); z-index: 50; opacity: 0; transition: opacity .2s; }
.backdrop.show { opacity: 1; }
.sheet {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 51; max-height: 88vh; overflow-y: auto;
  background: var(--card); border-radius: 22px 22px 0 0; padding: 10px 16px calc(20px + env(safe-area-inset-bottom));
  transform: translateY(100%); transition: transform .24s cubic-bezier(.2,.8,.2,1); max-width: 640px; margin: 0 auto;
}
.sheet.show { transform: none; }
.sheet .grab { width: 40px; height: 5px; border-radius: 3px; background: var(--line); margin: 0 auto 12px; }
.sheet h3 { margin: 0 0 4px; font-size: 19px; font-weight: 800; }
.sheet .desc { color: var(--sub); font-size: 14px; margin: 0 0 12px; }
.sheet .group { background: var(--card2); border-radius: 14px; padding: 4px 14px; margin: 12px 0; }
.sheet .group .item { display: flex; align-items: center; gap: 12px; padding: 13px 0; border-top: 1px solid var(--line); width: 100%; text-align: left; font-size: 16px; font-weight: 600; }
.sheet .group .item:first-child { border-top: 0; }
.sheet .group .item small { display: block; font-weight: 500; color: var(--sub); font-size: 13px; }
.sheet .group .item svg { color: var(--accent); flex: none; }
.sheet pre { white-space: pre-wrap; background: var(--card2); border-radius: 12px; padding: 12px; font-size: 13px; line-height: 1.55; max-height: 34vh; overflow: auto; margin: 0; font-family: inherit; }
.check-row { display: flex; align-items: center; gap: 10px; padding: 9px 0; font-size: 15px; }
.check-row input { width: 20px; height: 20px; accent-color: var(--accent); flex: none; }

.toast {
  position: fixed; left: 50%; bottom: calc(var(--tabh) + env(safe-area-inset-bottom) + 14px); z-index: 60;
  transform: translate(-50%, 20px); opacity: 0; transition: .2s; pointer-events: none;
  background: #141a26; color: #fff; border-radius: 14px; padding: 12px 16px; font-size: 15px; font-weight: 600;
  display: flex; gap: 14px; align-items: center; max-width: calc(100% - 32px); box-shadow: 0 8px 30px rgba(0,0,0,.25);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); pointer-events: auto; }
.toast button { color: #6ee7a8; font-weight: 800; white-space: nowrap; }

.banner { display: flex; gap: 10px; align-items: center; background: var(--word-soft); color: var(--word); border-radius: 14px; padding: 12px 14px; margin-bottom: 12px; font-size: 14px; font-weight: 600; }
.banner button { margin-left: auto; font-weight: 800; color: inherit; text-decoration: underline; white-space: nowrap; }
.help { font-size: 14px; color: var(--sub); line-height: 1.65; }
.help code { background: var(--card2); padding: 1px 6px; border-radius: 6px; font-family: inherit; font-weight: 700; color: var(--text); }