/*
 * 복용 기록표 스타일 — 약봉투, 흑백
 * 흰 종이에 검정 선·글씨만. 회색 면 대신 테두리·점선·빗금으로 구분 (빨강은 전체 삭제에만).
 * 메인: 봉투(지금 상태 · 곡선 · 오늘 복용 · 주의) → 오늘 기록 → 접는 안내 → 하단 고지
 * 기록은 하단 버튼으로 여는 시트(dialog)에서 약 → 용량 → 시각 순으로.
 * 읽을 것은 줄이고, 시선이 갈 곳은 상태 한 단어와 곡선 위 '지금' 점 하나.
 */

/* ---------- 토큰 ---------- */
:root {
  --paper: #FFFFFF;         /* 종이 (바탕·봉투·구획 모두) */
  --ink: #000000;           /* 검정: 글씨·선·선택·버튼 */
  --on-ink: #FFFFFF;
  --danger: #B0302A;        /* 전체 삭제·입력 오류에만 */
  --stroke: 1.5px;          /* 테두리 굵기 */

  --r: 10px;
  --font: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", system-ui, sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  color-scheme: light;
}

/* ---------- 기본 ---------- */
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; background: var(--paper); }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  word-break: keep-all;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}
h1, h2, h3, p, ul, ol, dl, dd { margin: 0; }
h1, h2, h3, summary { text-wrap: balance; }
p, li, dd { text-wrap: pretty; }
::selection { background: var(--ink); color: var(--on-ink); }
input { caret-color: var(--ink); }
a { color: var(--ink); text-underline-offset: 3px; text-decoration-thickness: 1px; }
button { font: inherit; color: inherit; cursor: pointer; }
button:focus-visible, input:focus-visible, summary:focus-visible, a:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
.fine { font-size: 12px; color: var(--ink); }

.app {
  max-width: 480px;
  margin: 0 auto;
  padding-top: max(14px, env(safe-area-inset-top, 0px));
  padding-bottom: calc(108px + env(safe-area-inset-bottom, 0px));
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}

/* ---------- 상단: 날짜 / 시계 ---------- */
.top { display: flex; align-items: baseline; justify-content: space-between; padding: 0 2px 12px; }
.today { font-size: 13px; color: var(--ink); }
.clock { color: var(--ink); font-size: 24px; font-weight: 700; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }

/* ---------- 봉투 ---------- */
.env {
  position: relative;
  display: block;
  padding: 26px 20px 0;
  border: var(--stroke) solid var(--ink);
  border-top: 0;
  border-radius: 4px 4px var(--r) var(--r);
  background: var(--paper);
}
/* 봉투 위쪽 인쇄 띠 + 가운데 반원 입구 */
.env::before { content: ""; position: absolute; top: 0; right: -1.5px; left: -1.5px; height: 3px; background: var(--ink); }
.env::after {
  content: "";
  position: absolute;
  top: -1px;
  left: 50%;
  width: 34px;
  height: 17px;
  margin-left: -17px;
  border: var(--stroke) solid var(--ink);
  border-top: 0;
  border-radius: 0 0 17px 17px;
  background: var(--paper);
}
.env-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding-left: 0.42em;           /* 자간으로 오른쪽이 넓어진 만큼 보정 */
  color: var(--ink);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.42em;
  word-spacing: -0.42em;          /* "복용 기록표"의 띄어쓰기가 자간과 겹쳐 벌어지지 않게 */
}
.env-title::before, .env-title::after { content: ""; width: 30px; height: 1px; background: var(--ink); }

/* 지금 상태: 한 단어 */
.state { margin-top: 22px; text-align: center; }
.state-k { color: var(--ink); font-size: 13px; font-weight: 500; }
.state-v { margin-top: 2px; color: var(--ink); font-size: 34px; font-weight: 800; line-height: 1.25; letter-spacing: -0.03em; }
.state-v.is-empty { font-size: 26px; }
.state-note { margin-top: 4px; color: var(--ink); font-size: 13px; }

/* 곡선 */
.chart { display: block; width: 100%; height: auto; margin-top: 12px; overflow: visible; }
.ax { stroke: var(--ink); stroke-width: var(--stroke); }
.ax-text { fill: var(--ink); font-size: 11px; font-family: var(--font); font-variant-numeric: tabular-nums; }
.area-past { fill: url(#hatch); }   /* 지나온 구간: 빗금 */
.hatch-line { stroke: var(--ink); stroke-width: 1; }
.curve-future { fill: none; stroke: var(--ink); stroke-width: var(--stroke); stroke-dasharray: 3 4; }   /* 앞으로: 가는 점선 */
.curve-past { fill: none; stroke: var(--ink); stroke-width: 3.5; stroke-linejoin: round; stroke-linecap: round; }
.now-line { stroke: var(--ink); stroke-width: 1.5; stroke-dasharray: 2 3; }
.now-halo { fill: var(--paper); stroke: var(--ink); stroke-width: var(--stroke); }
.now-dot { fill: var(--ink); stroke: var(--paper); stroke-width: 2.5; }
.now-text { fill: var(--ink); font-size: 12px; font-weight: 800; font-family: var(--font); }

/* 최근 7일 (곡선 없는 약) */
.streak { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 5px; margin-top: 18px; }
.day { display: flex; flex-direction: column; align-items: center; gap: 5px; padding: 8px 0; border-radius: 8px; box-shadow: inset 0 0 0 var(--stroke) var(--ink); }
.day-w { color: var(--ink); font-size: 12px; font-weight: 500; }
.day-d { font-size: 12px; font-variant-numeric: tabular-nums; }
.day-mark { display: flex; align-items: center; justify-content: center; width: 22px; height: 22px; border: var(--stroke) solid var(--ink); border-radius: 6px; }
.day-mark svg { width: 14px; height: 14px; }
.day.on .day-w, .day.is-today .day-w { font-weight: 800; }
.day.on .day-mark { background: var(--ink); }
.day.on .day-d { font-weight: 700; }

/* 오늘 복용 한 줄 */
.last {
  margin-top: 14px;
  padding: 12px 0;
  border-top: 1px solid var(--ink);
  color: var(--ink);
  font-size: 15px;
  text-align: center;
}
.last:empty { display: none; }
.last:empty + .caution { margin-top: 20px; }   /* 기록이 없을 때 안내 문구와 주의 띠 사이 여백 */
.last strong { margin-right: 2px; font-weight: 800; font-variant-numeric: tabular-nums; }

/* 주의: 봉투 아래 절취선 밑 인쇄 영역 */
.caution {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 10px;
  margin: 0 -20px;
  padding: 11px 20px 14px;
  border-top: var(--stroke) dashed var(--ink);   /* 절취선 */
  border-radius: 0 0 var(--r) var(--r);
  font-size: 12.5px;
  line-height: 1.5;
}
.caution-tag {
  align-self: start;
  margin-top: 1px;
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--ink);
  color: var(--on-ink);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
}
.caution-list { display: grid; grid-template-columns: auto minmax(0, 1fr); column-gap: 4px; row-gap: 2px; }
.caution-list dt { font-weight: 800; white-space: nowrap; }
.caution-list dd::before { content: "· "; }

.model-note { margin-top: 10px; color: var(--ink); font-size: 12px; text-align: center; }

/* ---------- 구획 (오늘 기록) ---------- */
.sec { margin-top: 16px; padding: 16px 16px 6px; border: var(--stroke) solid var(--ink); border-radius: var(--r); }
.sec-head { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; margin-bottom: 4px; }
.sec-head h2 { color: var(--ink); font-size: 13px; font-weight: 800; letter-spacing: 0.06em; }
.sec-aside { color: var(--ink); font-size: 12px; }
.log { padding: 0; list-style: none; }
.log li { display: flex; align-items: center; gap: 12px; min-height: 50px; margin: 0 -8px; padding: 0 8px; border-top: 1px solid var(--ink); border-radius: 6px; }
.log li:first-child { border-top: 0; }
.log li.fresh { animation: fresh 1600ms var(--ease); }
@keyframes fresh { from { box-shadow: inset 0 0 0 2px var(--ink); } to { box-shadow: inset 0 0 0 2px transparent; } }
.log-time { flex: none; width: 54px; color: var(--ink); font-size: 17px; font-weight: 800; font-variant-numeric: tabular-nums; }
.log-name { flex: 1; min-width: 0; font-size: 15px; font-weight: 600; }
.log-dose { margin-left: 6px; color: var(--ink); font-size: 14px; font-weight: 500; font-variant-numeric: tabular-nums; }
.log-del { min-width: 44px; min-height: 44px; border: 0; background: transparent; color: var(--ink); font-size: 13px; text-decoration: underline; text-underline-offset: 3px; }

/* ---------- 접는 안내 ---------- */
.fold { margin-top: 8px; border: var(--stroke) solid var(--ink); border-radius: var(--r); }
.sec + .fold { margin-top: 16px; }
.fold summary {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 52px;
  padding: 8px 48px 8px 16px;
  font-size: 15px;
  font-weight: 700;
  list-style: none;
  cursor: pointer;
}
.fold summary::-webkit-details-marker { display: none; }
.fold summary::before, .fold summary::after {   /* 더하기/빼기: 선 두 개 */
  content: "";
  position: absolute;
  top: 50%;
  right: 18px;
  width: 14px;
  height: 2px;
  margin-top: -1px;
  background: var(--ink);
  transition: transform 200ms var(--ease);
}
.fold summary::after { transform: rotate(90deg); }
.fold[open] summary::after { transform: rotate(0deg); }
.fold-body { display: flex; flex-direction: column; gap: 12px; padding: 0 16px 18px; }
.fold-lead { color: var(--ink); font-size: 14px; }
.fold-lead strong { color: var(--ink); }
.fold-note { padding: 10px 12px; border: var(--stroke) solid var(--ink); border-radius: 8px; font-size: 13px; }

.facts { display: grid; grid-template-columns: 7.5em minmax(0, 1fr); font-size: 14px; }
.facts dt, .facts dd { padding: 7px 0; border-top: 1px solid var(--ink); }
.facts dt { color: var(--ink); }
.facts dd strong { color: var(--ink); }

.howto { display: flex; flex-direction: column; gap: 8px; padding: 12px 14px; border: var(--stroke) solid var(--ink); border-radius: 8px; }
.howto h3 { color: var(--ink); font-size: 15px; font-weight: 800; }
.steps { display: flex; flex-direction: column; gap: 10px; padding: 0; list-style: none; counter-reset: step; font-size: 14px; line-height: 24px; }
/* 번호와 문장 첫 줄을 같은 기준선에 */
.steps li { display: grid; grid-template-columns: 24px minmax(0, 1fr); column-gap: 10px; align-items: baseline; counter-increment: step; }
.steps li::before {
  content: counter(step);
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--ink);
  color: var(--on-ink);
  font-size: 13px;
  font-weight: 800;
  line-height: 24px;
  text-align: center;
}
.hint { display: block; margin-top: 2px; color: var(--ink); font-size: 13px; line-height: 18px; }

.sources { display: flex; flex-direction: column; padding: 0; list-style: none; font-size: 14px; }
.src { display: flex; flex-direction: column; gap: 2px; padding: 12px 0; border-top: 1px solid var(--ink); overflow-wrap: anywhere; }
.src:first-child { padding-top: 0; border-top: 0; }
.src-name { color: var(--ink); font-size: 15px; font-weight: 800; }
.src-vals, .src-link, .src-note { font-size: 13px; }
.src-vals, .src-note { color: var(--ink); }

/* ---------- 하단 고지 ---------- */
.foot { display: flex; flex-direction: column; align-items: flex-start; gap: 4px; margin-top: 24px; padding: 0 4px; color: var(--ink); font-size: 12.5px; line-height: 1.6; }
.foot h2 { margin-top: 8px; color: var(--ink); font-size: 13px; font-weight: 800; }
.foot h2:first-child { margin-top: 0; }
.foot ul { padding-left: 16px; }
.foot .btn-danger { margin-top: 14px; }

/* ---------- 버튼 ---------- */
.btn {
  min-height: 48px;
  padding: 0 16px;
  border: 1.5px solid var(--ink);
  border-radius: var(--r);
  background: var(--paper);
  color: var(--ink);
  font-size: 15px;
  font-weight: 800;
  white-space: nowrap;
  transition: background-color 160ms var(--ease), transform 120ms var(--ease);
}
.btn:active { transform: scale(0.985); }
.btn-outline:active { background: var(--ink); color: var(--on-ink); }
.btn-inline { align-self: flex-start; min-height: 44px; }
.btn-primary {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 58px;
  border-color: var(--ink);
  border-radius: 12px;
  background: var(--ink);
  color: var(--on-ink);
  line-height: 1.25;
}
.btn-primary:active { opacity: 0.85; }
.btn-primary:focus-visible { outline-offset: 3px; }
.btn-main { font-size: 17px; font-weight: 800; }
.btn-sub { margin-top: 1px; font-size: 12.5px; font-weight: 500; font-variant-numeric: tabular-nums; }
.btn-danger { min-height: 44px; border-color: var(--danger); background: transparent; color: var(--danger); font-size: 14px; }
.btn-danger.armed { background: var(--danger); color: var(--on-ink); }
.link-btn {
  min-height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 하단 고정 버튼 ---------- */
.dock {
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  max-width: 480px;
  margin: 0 auto;
  padding-top: 10px;
  padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  background: var(--paper);
  border-top: var(--stroke) solid var(--ink);
}

/* ---------- 기록 시트 ---------- */
.sheet {
  position: fixed;
  inset: auto 0 0 0;
  width: 100%;
  max-width: 480px;
  max-height: 92vh;
  margin: 0 auto;
  padding: 10px 18px calc(18px + env(safe-area-inset-bottom, 0px));
  overflow-y: auto;
  border: 0;
  border-radius: 18px 18px 0 0;
  background: var(--paper);
  color: var(--ink);
}
.sheet[open] { animation: rise 260ms var(--ease); }
.sheet::backdrop { background: rgba(0, 0, 0, 0.55); }
@keyframes rise { from { transform: translateY(24px); opacity: 0.6; } to { transform: none; opacity: 1; } }
.sheet-grab { width: 38px; height: 5px; margin: 0 auto 6px; border-radius: 3px; background: var(--ink); }
.sheet-head { display: flex; align-items: center; justify-content: space-between; }
.sheet-head h2 { color: var(--ink); font-size: 18px; font-weight: 800; }
.sheet-head .link-btn { font-weight: 600; text-decoration: none; }
.sheet-label { margin: 14px 0 8px; color: var(--ink); font-size: 12px; font-weight: 700; }
.sheet-label span { margin-left: 4px; font-weight: 500; }

/* 선택 칸 묶음 */
.seg { display: grid; grid-auto-columns: minmax(0, 1fr); gap: 6px; }
.seg-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.seg-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.chip, .seg-btn {
  min-height: 48px;
  padding: 4px 6px;
  border: 0;
  border-radius: var(--r);
  background: var(--paper);
  box-shadow: inset 0 0 0 var(--stroke) var(--ink);
  color: var(--ink);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.25;
  transition: background-color 160ms var(--ease), color 160ms var(--ease);
}
.chip-dose { font-variant-numeric: tabular-nums; }
.chip[aria-checked="true"], .seg-btn[aria-pressed="true"] { background: var(--ink); box-shadow: none; color: var(--on-ink); font-weight: 800; }

/* 복용 시각 */
.when { display: flex; align-items: center; justify-content: space-between; min-height: 54px; padding: 6px 14px; border-radius: var(--r); box-shadow: inset 0 0 0 var(--stroke) var(--ink); }
.when-now { color: var(--ink); font-size: 20px; font-weight: 800; font-variant-numeric: tabular-nums; }
.time-fields { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; gap: 8px; margin-top: 8px; }
.tf {
  display: flex;
  align-items: baseline;
  gap: 6px;
  min-height: 58px;
  padding: 10px 14px;
  border-radius: var(--r);
  box-shadow: inset 0 0 0 var(--stroke) var(--ink);
  transition: box-shadow 160ms var(--ease);
}
.tf:focus-within { box-shadow: inset 0 0 0 3px var(--ink); }
.tf input {
  width: 100%;
  min-width: 0;
  padding: 0;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-size: 28px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  text-align: right;
}
.tf input.invalid { color: var(--danger); }
.tf:has(input.invalid) { box-shadow: inset 0 0 0 2px var(--danger); }
.tf-unit { flex: none; color: var(--ink); font-size: 14px; font-weight: 600; }
.tf-sep { color: var(--ink); font-size: 24px; font-weight: 800; }
.field-error { margin-top: 6px; color: var(--danger); font-size: 13px; font-weight: 600; }
.btn-record { margin-top: 18px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .btn:active { transform: none; }
}