/* 글자만으로 된 화면. 상자·그림자·아이콘 없이, 굵기·크기·색 농도로만 구분한다.
   글자가 아닌 것은 메뉴 버튼(줄 세 개) 하나뿐. */

:root {
  --bg: #f7f6f2;
  --text: #1b1b1a;
  --muted: #85837c;
  --faint: #c9c6bd;
  --line: #e2dfd7;
  --mark: #f4e7a1;
  --danger: #a33a2c;
  --warn: #a35a12;
  --code: #eeece6;
  --sheet: #fbfaf7;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #161615; --text: #e9e7e1; --muted: #8e8b83; --faint: #4a4844; --line: #2c2b28;
    --mark: #5a4d14; --danger: #e0806f; --warn: #e3a35d; --code: #23221f; --sheet: #1c1c1a;
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg: #161615; --text: #e9e7e1; --muted: #8e8b83; --faint: #4a4844; --line: #2c2b28;
  --mark: #5a4d14; --danger: #e0806f; --warn: #e3a35d; --code: #23221f; --sheet: #1c1c1a;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", sans-serif;
  -webkit-text-size-adjust: 100%;
  word-break: keep-all;
  overflow-wrap: anywhere;
  -webkit-tap-highlight-color: transparent;
}

button, input, select, textarea { font: inherit; color: inherit; }
code, pre { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.88em; }
code { background: var(--code); padding: 0 3px; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }
.warn { color: var(--warn); }
.danger { color: var(--danger) !important; }
[hidden] { display: none !important; }
:focus-visible { outline: 1px dashed var(--muted); outline-offset: 3px; }

/* ── 모든 버튼은 글자 ── */
.text-btn, .chip-btn, .primary-btn, .link-btn, .icon-btn, .chip, .card-btn, .act, .pin,
.place-btn, .big-choice, .tag-chip, .conn-item, .coll-row, .suggest button, .more {
  border: 0; background: none; padding: 0; margin: 0; border-radius: 0; box-shadow: none;
  color: inherit; font: inherit; text-align: left; cursor: pointer; text-decoration: none;
  min-height: 32px; display: inline-flex; align-items: center; gap: 4px;
}
:is(.text-btn, .chip-btn, .link-btn, .icon-btn, .chip, .card-btn, .act, .pin, .place-btn, .tag-chip, .conn-item, .suggest button):hover {
  text-decoration: underline; text-underline-offset: 4px; text-decoration-thickness: 1px;
}
button:disabled { color: var(--faint) !important; cursor: default; text-decoration: none !important; }
.strong, .primary-btn { font-weight: 700; }
.on, [aria-pressed="true"] { font-weight: 700; text-decoration: underline; text-underline-offset: 6px; text-decoration-thickness: 2px; }

/* 유일한 그림 버튼: 떠 있는 메뉴 (적기·찾기 · 목록 · 태그·설정) */
.fab {
  position: fixed; z-index: 40; right: 18px; bottom: calc(18px + env(safe-area-inset-bottom));
  width: 52px; height: 52px; border: 0; border-radius: 50%; padding: 18px 16px; cursor: pointer;
  background: var(--text); display: flex; flex-direction: column; justify-content: space-between;
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--bg) 35%, transparent);
}
.fab span { display: block; height: 1.5px; background: var(--bg); }

/* ── 뼈대 ── */
.wrap { max-width: 680px; margin: 0 auto; padding: 0 20px calc(96px + env(safe-area-inset-bottom)); }
/* 입력칸: 떠 있는 버튼을 누르면 위에서 내려오는 판 */
.panel { position: fixed; z-index: 30; inset: 0; background: var(--bg); overflow-y: auto; overscroll-behavior: contain; animation: drop 0.16s ease-out; }
.panel-in { position: sticky; top: 0; z-index: 2; background: var(--bg); }
.panel-in > * { max-width: 680px; margin-left: auto; margin-right: auto; padding-left: 20px; padding-right: 20px; }
.panel-in > .omni { padding-top: max(14px, env(safe-area-inset-top)); }
.panel-in > .panel-nav { padding-bottom: 6px; }
@keyframes drop { from { transform: translateY(-12px); opacity: 0; } }
.panel-nav { display: flex; align-items: center; gap: 0 18px; margin-top: 6px; font-size: 0.95rem; }
.panel-nav .text-btn { color: var(--muted); }
.panel-nav [aria-pressed="true"] { color: var(--text); }
.panel-nav .spacer { flex: 1; }
.omni { padding: 0; }
.omni textarea {
  display: block; width: 100%; border: 0; border-bottom: 1.5px solid var(--text); background: none; border-radius: 0;
  padding: 10px 0 8px; resize: none; outline: none; font-size: 1.3rem; line-height: 1.45; min-height: 48px; font-weight: 500;
}
.omni textarea::placeholder { color: var(--faint); font-weight: 400; }
.omni-row { display: flex; align-items: center; gap: 16px; font-size: 0.9rem; color: var(--muted); }
.omni-row .text-btn { color: var(--muted); }
.omni-row .strong { color: var(--text); }
.omni-row .hint { flex: 1; text-align: right; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.banner { margin: 10px 0 0; font-size: 0.88rem; color: var(--muted); }
.banner .link-btn { color: var(--text); text-decoration: underline; text-underline-offset: 3px; min-height: 0; }

/* 고정: 글자 줄, 누르면 복사 */
.pins { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0 14px; padding: 16px 0 0; }
.pins::before { content: "고정"; font-size: 0.75rem; color: var(--muted); letter-spacing: 0.08em; }
.pin { font-weight: 600; min-height: 30px; }


/* 모아보기: 글자 탭 */
.chips { display: flex; gap: 6px 16px; overflow-x: auto; padding: 18px 0 4px; scrollbar-width: none; font-size: 0.95rem; }
.chips::-webkit-scrollbar { display: none; }
.chip { flex: none; color: var(--muted); white-space: nowrap; }
.chip small { font-size: 0.75rem; margin-left: 2px; }
.chip.on { color: var(--text); }
.chip.add { color: var(--faint); }

.view-head { padding: 10px 0 0; }
.view-head:empty { display: none; }
.vh-title { font-weight: 700; display: flex; flex-wrap: wrap; gap: 8px; align-items: baseline; }
.vh-note { margin-top: 4px; font-size: 0.92rem; white-space: pre-wrap; }
.vh-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 4px; font-size: 0.9rem; color: var(--muted); }

/* 흐름: 날짜 아래 키워드 줄 */
.day { font-size: 0.75rem; letter-spacing: 0.08em; color: var(--muted); padding: 26px 0 6px; }
.empty { color: var(--muted); padding: 32px 0; }
.more { margin: 16px 0; color: var(--muted); }

.card { padding: 8px 0; }
.card-head { display: flex; gap: 14px; align-items: baseline; cursor: pointer; }
.card-main { flex: 1; min-width: 0; }
.card-title { font-weight: 700; font-size: 1.08rem; letter-spacing: -0.01em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.card.open .card-title { white-space: normal; }
.pin-mark { font-weight: 400; font-size: 0.75rem; color: var(--muted); margin-left: 6px; }
.card-snip { color: var(--muted); font-size: 0.95rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-meta:empty, .card-meta:not(:has(*)) { display: none; }
.card-meta { display: flex; flex-wrap: wrap; gap: 0 10px; font-size: 0.78rem; color: var(--muted); margin-top: 1px; }
.card-meta .time { margin-left: auto; }
.card-btn { flex: none; color: var(--muted); font-size: 0.85rem; min-height: 28px; }
.badge::before { content: "— "; }
.t { color: var(--muted); }
.card.fresh .card-title::after { content: "  방금"; font-size: 0.75rem; font-weight: 400; color: var(--muted); }

.card-body { padding: 8px 0 6px; }
.source { display: block; margin: 6px 0; font-size: 0.85rem; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.conn { margin-top: 10px; display: flex; flex-direction: column; gap: 4px; font-size: 0.9rem; }
.conn > div { display: flex; flex-wrap: wrap; gap: 0 12px; align-items: baseline; }
.conn > div > span { width: 100%; font-size: 0.78rem; }
.conn-item { font-weight: 600; min-height: 28px; }
.card-actions { display: flex; flex-wrap: wrap; gap: 0 18px; margin-top: 10px; font-size: 0.9rem; color: var(--muted); }
.card-actions .danger { margin-left: auto; }

/* 마크다운 */
.md { line-height: 1.75; }
.md h1, .md h2, .md h3 { line-height: 1.35; margin: 0.8em 0 0.3em; }
.md h1 { font-size: 1.3rem; }
.md h2 { font-size: 1.15rem; }
.md h3 { font-size: 1.02rem; }
.md > :first-child { margin-top: 0; }
.md p { margin: 0.35em 0; }
.md a { color: inherit; text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--faint); }
.md .tag { cursor: pointer; color: var(--muted); text-decoration: none; }
.md pre { background: var(--code); padding: 12px; overflow-x: auto; }
.md pre code { background: none; padding: 0; }
.md blockquote { margin: 0.4em 0; padding-left: 12px; border-left: 2px solid var(--faint); color: var(--muted); }
.md img { max-width: 100%; display: block; margin: 8px 0; }
.md mark { background: linear-gradient(transparent 55%, var(--mark) 55%); color: inherit; }
.md hr { border: 0; text-align: center; margin: 1em 0; }
.md hr::after { content: "· · ·"; color: var(--muted); }
.md ul, .md ol { padding-left: 1.2em; margin: 0.35em 0; }

/* ── 편집 화면 ── */
dialog { color: var(--text); }
dialog::backdrop { background: rgb(0 0 0 / 28%); }
.editor {
  border: 0; padding: 0 24px calc(24px + env(safe-area-inset-bottom)); background: var(--bg);
  width: min(720px, 100vw); max-width: 100vw; height: min(92dvh, 100dvh); max-height: 100dvh; overflow-y: auto;
}
.ed-top {
  position: sticky; top: 0; z-index: 2; display: flex; align-items: center; gap: 18px; background: var(--bg);
  padding: max(14px, env(safe-area-inset-top)) 0 10px; font-size: 0.92rem; color: var(--muted);
}
.ed-top [data-done] { color: var(--text); font-weight: 700; }
.ed-top .spacer { flex: 1; }
.ed-top .place { max-width: 45vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: inline-block; line-height: 32px; }
.ed-body {
  display: block; width: 100%; border: 0; background: none; outline: none; resize: none; padding: 6px 0;
  font-size: 1.1rem; line-height: 1.75;
}
.suggest { position: sticky; bottom: 8px; display: flex; flex-wrap: wrap; gap: 0 14px; padding: 8px 0; margin: 6px 0; background: var(--bg); }
.suggest button { font-weight: 600; }
.ed-source { display: flex; align-items: baseline; gap: 10px; padding-top: 14px; margin-top: 10px; font-size: 0.85rem; color: var(--muted); }
.ed-source input { flex: 1; border: 0; border-bottom: 1px solid var(--line); background: none; outline: none; color: var(--text); padding: 4px 0; }
.ed-foot { margin-top: 20px; }

/* ── 시트 ── */
.sheet { border: 0; padding: 0; background: var(--sheet); width: min(560px, 100vw); max-width: 100vw; max-height: 88dvh; overflow-y: auto; }
.sheet-body { padding: 22px 24px calc(22px + env(safe-area-inset-bottom)); display: flex; flex-direction: column; gap: 10px; }
.sheet h2 { margin: 0 0 4px; font-size: 1.15rem; }
.sheet h3 { margin: 0 0 4px; font-size: 0.75rem; letter-spacing: 0.08em; color: var(--muted); font-weight: 600; }
.sheet section { padding-top: 14px; }
.sheet p { margin: 2px 0 8px; }
.sheet .row { display: flex; flex-wrap: wrap; gap: 0 18px; margin-bottom: 6px; }
.sheet .row .primary-btn { text-decoration: underline; text-underline-offset: 4px; }
.sheet .url { word-break: break-all; }
.tips { margin: 0; padding-left: 1.1em; }
.tips li { margin: 3px 0; }
.field { width: 100%; border: 0; border-bottom: 1px solid var(--text); background: none; padding: 8px 0; font-size: 1rem; outline: none; }
.form { display: flex; flex-direction: column; gap: 14px; }
.form label { display: flex; flex-direction: column; gap: 2px; font-size: 0.8rem; color: var(--muted); }
.form label .field { color: var(--text); }
.dlg-actions { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 0 20px; margin-top: 6px; }
.place-grid { display: flex; flex-wrap: wrap; gap: 2px 20px; }
.place-btn { font-size: 1.05rem; font-weight: 600; min-height: 38px; }
.place-btn.on { color: var(--muted); }
.big-choice { flex-direction: column; align-items: flex-start; gap: 0; padding: 8px 0; }
.big-choice b { font-size: 1.1rem; }
.big-choice span { color: var(--muted); font-size: 0.88rem; }
.big-choice:hover b { text-decoration: underline; text-underline-offset: 4px; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 2px 16px; }
.tag-chip { font-weight: 600; }
.tag-chip small { color: var(--muted); font-weight: 400; }
.coll-list { display: flex; flex-direction: column; margin-bottom: 6px; }
.coll-row { justify-content: space-between; width: 100%; gap: 8px; min-height: 38px; }

.toast {
  position: fixed; left: 50%; bottom: calc(84px + env(safe-area-inset-bottom)); transform: translate(-50%, 16px);
  background: var(--text); color: var(--bg); padding: 9px 16px; font-size: 0.92rem;
  opacity: 0; pointer-events: none; transition: 0.2s; z-index: 50; max-width: calc(100vw - 32px); width: max-content;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); pointer-events: auto; }
.toast .link-btn { color: var(--bg); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; margin-left: 12px; min-height: 0; }


/* ── 호기심의 방 = 글자 지도 (메인 화면 전체). 진열장·선반도 글자와 가는 선뿐 ── */
html, body { overflow: hidden; height: 100%; }
.palace { position: fixed; inset: 0; overflow: hidden; }
.pal-view { position: absolute; inset: 0; touch-action: none; cursor: grab; outline: none; }
.pal-view:active { cursor: grabbing; }
.pal-canvas { position: absolute; left: 0; top: 0; transform-origin: 0 0; will-change: transform; }
.pal-canvas.anim { transition: transform 0.45s cubic-bezier(0.2, 0.7, 0.2, 1); }
.room { position: absolute; transition: background 0.15s; }
.room.drop { background: color-mix(in srgb, var(--mark) 45%, transparent); }
.room-name { margin: 0; padding: 16px; font-size: 40px; font-weight: 800; letter-spacing: -0.02em; pointer-events: none; color: var(--faint); transition: font-size 0.2s, color 0.2s; }
.room-name small { font-size: 16px; font-weight: 500; margin-left: 4px; }
/* 이름판: 진열장 윗선 아래 이름. 미분류 상자는 선 없이 기울인 글자만 */
.room:not(.room-inbox) .room-name { border-top: 1px solid var(--faint); margin: 0 16px; padding: 12px 0 16px; }
.room-inbox .room-name { font-style: italic; }
/* 선반: 가는 가로선. 표본은 선 바로 위에 올라앉음 */
.shelf { position: absolute; left: 16px; right: 16px; height: 0; border-top: 1px solid var(--line); pointer-events: none; }
.pal-canvas.far .shelf, .pal-canvas.far .room-name { border-color: transparent; }
.room-name .dday { font-size: 16px; color: var(--warn); font-weight: 600; }
.kw {
  position: absolute; max-width: 168px; display: flex; flex-direction: column; align-items: flex-start;
  border: 0; background: none; padding: 2px 0; text-align: left; cursor: pointer; color: var(--text); font: inherit;
  touch-action: none; user-select: none; -webkit-user-select: none; transition: opacity 0.2s;
}
.kw b { font-size: 21px; font-weight: 700; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.kw small { font-size: 13px; color: var(--muted); max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: none; }
.kw.strong b { font-size: 24px; }
.kw:hover b { text-decoration: underline; text-underline-offset: 3px; }
.kw.dragging { z-index: 5; cursor: grabbing; }
.kw.dragging b { background: var(--mark); }
/* 확대 단계: 멀리 = 방 이름만 크게, 보통 = 키워드, 가까이 = 설명까지 */
.pal-canvas.far .room-name { font-size: 110px; color: var(--text); }
.pal-canvas.far .room-name small { font-size: 48px; color: var(--muted); }
.pal-canvas.far .room-name .dday { font-size: 48px; }
.pal-canvas.far .kw { opacity: 0.12; pointer-events: none; }
.pal-canvas.near .kw small { display: block; }
.pal-canvas.searching .kw { opacity: 0.22; }
.pal-canvas.searching .kw.hit { opacity: 1; pointer-events: auto; }
.pal-canvas.searching .kw.hit b { background: linear-gradient(transparent 55%, var(--mark) 55%); }
.pal-empty { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; margin: 0; color: var(--muted); pointer-events: none; font-size: 1.05rem; }
.pal-empty small { font-size: 0.85rem; color: var(--faint); }
.pal-tools {
  position: absolute; left: 20px; bottom: calc(26px + env(safe-area-inset-bottom)); display: flex; gap: 16px;
  font-size: 0.92rem; color: var(--muted); background: var(--bg); padding: 2px 6px;
}
.pal-tools .text-btn { min-width: 20px; justify-content: center; }
/* 산책: 왼쪽 아래 글자 줄 (어느 진열장 · 몇 번째, 다음, 그만) */
.stroll {
  position: absolute; left: 20px; bottom: calc(26px + env(safe-area-inset-bottom)); display: flex; gap: 16px; align-items: center;
  font-size: 0.92rem; background: var(--bg); padding: 2px 6px;
}
.stroll .strong { color: var(--text); }

/* 폰 */
@media (max-width: 640px) {
  .wrap { padding-left: 16px; padding-right: 16px; }
  .panel-in > * { padding-left: 16px; padding-right: 16px; }
  .editor { width: 100vw; height: 100dvh; margin: 0; padding: 0 18px calc(24px + env(safe-area-inset-bottom)); }
  .sheet { margin: auto 0 0; width: 100vw; }
}