:root {
  color-scheme: light;
  --paper: #efe6d6;
  --paper-deep: #e4d8c4;
  --card: #fbf7ef;
  --ink: #241c16;
  --muted: #6f655b;
  --line: #d9cbb6;
  --stamp: #8f2d22;
  --stamp-dark: #6f2119;
  --ok: #1d6b45;
  --shadow: 0 18px 50px rgba(48, 32, 14, 0.12);
  --serif: "Iowan Old Style", Palatino, "Palatino Linotype", Georgia, serif;
  --sans: "Avenir Next", "Segoe UI", sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
}

button, input, textarea { font: inherit; color: inherit; }

button { cursor: pointer; }

.hidden { display: none !important; }

.login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-card, .dialog, .detail, .composer {
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.login-card {
  width: min(440px, 100%);
  padding: 32px 28px;
}

.mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: var(--stamp);
  color: #fff8ef;
  font-family: var(--serif);
  font-size: 24px;
}

h1, h2, h3 { font-family: var(--serif); font-weight: 600; margin: 0; }

.lede { color: var(--muted); line-height: 1.45; }

form { display: grid; gap: 12px; }

label { display: grid; gap: 6px; font-size: 14px; }

input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #fff;
  padding: 10px 12px;
}

textarea { min-height: 110px; resize: vertical; line-height: 1.45; }

input:focus, textarea:focus {
  outline: 2px solid var(--stamp);
  border-color: transparent;
}

.primary, .ghost, .danger {
  border: 0;
  padding: 10px 14px;
}

.primary { background: var(--stamp); color: #fff8ef; }
.primary:hover { background: var(--stamp-dark); }
.ghost { background: transparent; border: 1px solid var(--line); }
.danger { background: transparent; color: var(--stamp); border: 1px solid var(--stamp); }
.icon-button { border: 0; background: transparent; color: inherit; padding: 8px 10px; }

.top {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 14px 18px;
  background: var(--ink);
  color: #f6f0e6;
  position: sticky;
  top: 0;
  z-index: 3;
}

.brand { display: flex; gap: 10px; align-items: center; min-width: 180px; }
a.brand, a.box-row, a.tile-link { color: inherit; text-decoration: none; }
.brand strong { font-family: var(--serif); font-size: 22px; font-weight: 600; }
.brand span, .who { color: #cbbba6; font-size: 13px; }

.search { flex: 1; display: flex; }
.search input {
  background: #fff;
  color: #1a140f;
  border-color: #fff;
}
.search input::placeholder {
  color: #5c534a;
  opacity: 1;
}

.seg { display: flex; border: 1px solid #5c5146; }
.seg button { background: transparent; color: #f6f0e6; border: 0; padding: 8px 12px; }
.seg button.active { background: #f6f0e6; color: var(--ink); }

.who { display: flex; gap: 8px; align-items: center; }
.who button { color: #f6f0e6; }

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 18px;
  padding: 18px;
  align-items: start;
}

.catalog { min-width: 0; }

.toolbar, .row-actions, .history-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.composer, .empty, .detail { padding: 16px; }

.composer { margin: 12px 0; }

.list { display: grid; gap: 8px; }

.box-row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 12px;
  width: 100%;
  text-align: left;
  background: var(--card);
  border: 1px solid var(--line);
  padding: 8px;
  align-items: start;
}

.box-row.selected { border-color: var(--stamp); }

.thumb, .frame {
  background: var(--paper-deep);
  display: grid;
  place-items: center;
  overflow: hidden;
  color: var(--muted);
  font-size: 12px;
}

.thumb { width: 92px; height: 72px; }
.thumb img, .frame img { width: 100%; height: 100%; object-fit: cover; }
.frame img { object-fit: contain; background: #1b1612; }

.plate {
  font-family: var(--mono);
  background: var(--ink);
  color: #f4efe4;
  padding: 2px 7px;
  font-size: 13px;
}

.muted { color: var(--muted); }
.small { font-size: 13px; line-height: 1.4; }
.clip { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.box-copy { display: grid; gap: 4px; min-width: 0; align-content: center; }
.box-copy .clip { display: block; }
.md-compact {
  background: transparent;
  border: 0;
  padding: 0;
}
.md-compact h3, .md-compact h4, .md-compact h5 { font-size: 0.95rem; }

.gallery {
  columns: 3 220px;
  column-gap: 12px;
  margin-top: 12px;
}

.tile {
  break-inside: avoid;
  margin: 0 0 12px;
  width: 100%;
  padding: 0;
  border: 1px solid var(--line);
  background: var(--card);
  display: block;
  text-align: left;
}

.tile img { display: block; width: 100%; height: auto; object-fit: cover; }
.tile button.photo { display: block; width: 100%; padding: 0; border: 0; background: transparent; }
.tile-link { display: block; padding: 8px 10px; }
.link-line { display: flex; align-items: center; gap: 2px; min-width: 0; }
.card-link {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 12px;
  text-decoration: none;
}
.card-link:hover { color: var(--ink); }
.copy {
  width: 26px;
  height: 26px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
}
.copy svg { width: 15px; height: 15px; }
.copy:hover { color: var(--ink); }

.photo-picker { display: grid; gap: 6px; }
.paste-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.paste-row input[type=file] { width: auto; }
.paste-preview {
  width: 72px;
  height: 54px;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--paper-deep);
}

.detail {
  position: sticky;
  top: 78px;
  max-height: calc(100vh - 96px);
  overflow: auto;
}

.detail-tools { display: flex; justify-content: flex-end; }
.photo-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.file-label { display: inline-flex; align-items: center; cursor: pointer; }
.file-label input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.frame { width: 100%; aspect-ratio: 4 / 3; margin: 12px 0 8px; }
.frame button { width: 100%; height: 100%; padding: 0; border: 0; background: transparent; }

.detail-head, .stack { display: grid; gap: 8px; }
.detail-head { grid-template-columns: auto 1fr; align-items: start; }

.history { display: grid; gap: 10px; margin-top: 8px; }
.event {
  border-top: 1px solid var(--line);
  padding-top: 10px;
  display: grid;
  gap: 6px;
}
.diff { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.md {
  background: #fff;
  border: 1px solid var(--line);
  padding: 10px 12px;
  line-height: 1.45;
}
.md :first-child { margin-top: 0; }
.md :last-child { margin-bottom: 0; }
.md p, .md ul, .md ol, .md blockquote, .md pre { margin: 0 0 0.7em; }
.md ul, .md ol { padding-left: 1.2em; }
.md h3, .md h4, .md h5 { font-family: var(--serif); font-size: 1.05rem; margin: 0.2em 0 0.4em; }
.md code { font-family: var(--mono); background: var(--paper); padding: 0 0.25em; }
.md pre { overflow: auto; background: var(--paper); padding: 8px; }
.md pre code { padding: 0; background: transparent; }
.md a { color: var(--stamp); }
button.tiny { padding: 4px 8px; font-size: 12px; }
.hidden-text { margin-top: 8px; }
.md blockquote { padding-left: 0.8em; border-left: 3px solid var(--line); color: var(--muted); }

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(20, 15, 12, 0.92);
  z-index: 8;
  display: grid;
  grid-template-rows: auto 1fr auto;
  color: #f6f0e6;
}

.lightbox header, .lightbox footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 12px 16px;
}

.lightbox img {
  max-width: min(96vw, 1600px);
  max-height: calc(100vh - 120px);
  object-fit: contain;
  margin: auto;
  height: auto;
}

.toast {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--ink);
  color: #f6f0e6;
  padding: 10px 14px;
  z-index: 9;
  max-width: min(520px, calc(100% - 24px));
}

.dialog-wrap {
  position: fixed;
  inset: 0;
  background: rgba(36, 28, 22, 0.45);
  display: grid;
  place-items: center;
  z-index: 7;
  padding: 18px;
}

.dialog { width: min(440px, 100%); padding: 18px; max-height: calc(100vh - 36px); overflow: auto; }
.dialog h3 { margin-top: 8px; }

.error { color: var(--stamp); min-height: 1.2em; }

.back { display: inline-flex; }

@media (max-width: 900px) {
  .top { flex-wrap: wrap; }
  .search { order: 3; flex-basis: 100%; }
  .workspace { grid-template-columns: 1fr; padding: 12px; }
  .detail {
    position: fixed;
    inset: 0;
    z-index: 6;
    max-height: none;
    border: 0;
  }
  .detail.is-empty { display: none; }
  .back { display: inline-flex; }
  .gallery { columns: 2 140px; }
  .diff { grid-template-columns: 1fr; }
  .who span { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
}