/* Knowledge Foyer — the app theme. ALL appearance lives here; primitives
   ship structure only. Hooks: type classes (.apskel-<type>, control
   classes) and semantic name classes (.apskel-name-<name> — the names
   written in app.xml and the shipped composites). */

/* ---------- tokens ------------------------------------------------------ */

:root {
  --bg: #f6f4ef;            /* warm paper */
  --surface: #fffdf9;
  --ink: #262219;
  --muted: #7c7466;
  --line: #e5dfd2;
  --brand: #8a4b2c;         /* sienna — bookish, quiet */
  --brand-ink: #fff8f2;
  --brand-hover: #743e24;
  --focus: #b8804f;
  --warn-bg: #fdf3e2;
  --warn-line: #ecc98f;
  --warn-ink: #7a4d0f;
  --danger: #a33d2e;
  --serif: "Charter", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --ui: system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: ui-monospace, "SF Mono", Consolas, monospace;
  --radius: 10px;
  --shadow: 0 1px 2px rgb(38 34 25 / 0.05), 0 2px 8px rgb(38 34 25 / 0.04);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1a1814;
    --surface: #23201b;
    --ink: #e9e4d8;
    --muted: #a49a88;
    --line: #383327;
    --brand: #d99f6f;
    --brand-ink: #26190e;
    --brand-hover: #e6b489;
    --focus: #b8804f;
    --warn-bg: #322713;
    --warn-line: #6b5426;
    --warn-ink: #eccf96;
    --danger: #e07a68;
    --shadow: 0 1px 2px rgb(0 0 0 / 0.3);
  }
}

/* ---------- page frame -------------------------------------------------- */

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--ui);
  font-size: 16px;
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden; /* the full-bleed header's 50vw includes the scrollbar gutter */
}

#apskel-root {
  max-width: 44rem;
  margin-inline: auto;
  padding: 0 1.25rem 4rem;
}

#apskel-root > .apskel-layout { gap: 0; }

/* ---------- header ------------------------------------------------------ */

.apskel-name-who {
  position: sticky;
  top: 0;
  z-index: 10;
  align-items: center;
  gap: 1rem;
  /* full-bleed bar inside the centered column */
  margin-inline: calc(50% - 50vw);
  padding: 0.6rem max(1.25rem, calc(50vw - 22rem));
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  margin-bottom: 1.5rem;
}

.apskel-name-brand .apskel-button-control {
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--brand);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}

.apskel-name-identityBadge {
  font-size: 0.82rem;
  color: var(--muted);
  align-items: center;
  gap: 0.6rem;
}

.apskel-name-whoStatus {
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.1rem 0.6rem;
  background: var(--surface);
}

/* ---------- section headings, labels, hints ----------------------------- */

.apskel-name-publishedHead,
.apskel-name-draftsHead,
.apskel-name-expoHead,
.apskel-name-feedbackHead {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 650;
  margin-top: 2rem;
  margin-bottom: 0.6rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--line);
}

.apskel-name-titleLabel,
.apskel-name-bodyLabel,
.apskel-name-tagsLabel,
.apskel-name-nameLabel,
.apskel-name-emailLabel,
.apskel-name-passwordLabel {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 0.9rem;
  margin-bottom: 0.25rem;
}

.apskel-name-draftsHint,
.apskel-name-tagsHint {
  font-size: 0.85rem;
  color: var(--muted);
  font-style: italic;
  margin-bottom: 0.4rem;
}

/* ---------- lists as cards ---------------------------------------------- */

.apskel-name-published,
.apskel-name-drafts,
.apskel-name-expoList,
.apskel-name-feedback,
.apskel-name-ruleList,
.apskel-name-expoArticles {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.apskel-name-published:empty,
.apskel-name-drafts:empty,
.apskel-name-expoList:empty,
.apskel-name-feedback:empty,
.apskel-name-ruleList:empty,
.apskel-name-expoArticles:empty { display: none; }

.apskel-row + .apskel-row { border-top: 1px solid var(--line); }

.apskel-row > .apskel-name-row {
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.9rem;
}

.apskel-name-rowTitle { min-width: 0; overflow-wrap: anywhere; }
.apskel-name-marks { gap: 0.4rem; align-items: center; }

.apskel-name-tallies {
  font-size: 0.82rem;
  color: var(--muted);
  gap: 0.15rem;
  margin-top: 0.5rem;
}

/* ---------- buttons ----------------------------------------------------- */

.apskel-button-control {
  font: inherit;
  font-size: 0.88rem;
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.12s, border-color 0.12s;
}
.apskel-button-control:hover { border-color: var(--focus); }
.apskel-button-control:active { transform: translateY(1px); }

/* primary actions */
.apskel-name-submit .apskel-button-control,
.apskel-name-publish .apskel-button-control,
.apskel-name-send .apskel-button-control,
.apskel-name-newExpo .apskel-button-control,
.apskel-name-addRule .apskel-button-control {
  background: var(--brand);
  border-color: var(--brand);
  color: var(--brand-ink);
  font-weight: 600;
}
.apskel-name-submit .apskel-button-control:hover,
.apskel-name-publish .apskel-button-control:hover,
.apskel-name-send .apskel-button-control:hover,
.apskel-name-newExpo .apskel-button-control:hover,
.apskel-name-addRule .apskel-button-control:hover {
  background: var(--brand-hover);
  border-color: var(--brand-hover);
}

/* destructive */
.apskel-name-drop .apskel-button-control { color: var(--danger); }

/* the pro/con marks: compact pills */
.apskel-name-pro .apskel-button-control,
.apskel-name-con .apskel-button-control {
  font-size: 0.76rem;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
}

/* ---------- forms and inputs -------------------------------------------- */

.apskel-text-input-control,
.apskel-text-area-control,
.apskel-select-control {
  font: inherit;
  font-size: 0.95rem;
  padding: 0.45rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
}

.apskel-text-input-control:focus,
.apskel-text-area-control:focus,
.apskel-select-control:focus {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
  border-color: var(--focus);
}

.apskel-text-input-control::placeholder,
.apskel-text-area-control::placeholder { color: var(--muted); opacity: 0.7; }

/* auth cards, side by side */
.apskel-name-authRow { gap: 1.25rem; align-items: stretch; margin-bottom: 1rem; }
.apskel-name-authRow > .apskel {
  flex: 1 1 0;
  min-width: 0;
}
.apskel-name-signup .apskel-name-form,
.apskel-name-signin .apskel-name-form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem 1.25rem 1.25rem;
  height: 100%;
  box-sizing: border-box;
}
.apskel-name-formHead {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 650;
  margin-bottom: 0.25rem;
}
.apskel-name-form .apskel-name-submit { margin-top: 1rem; }
.apskel-name-authError { color: var(--danger); font-size: 0.85rem; margin-top: 0.5rem; }

/* input bars: the text field grows, the button hugs it */
.apskel-name-expoBar,
.apskel-name-commentBar,
.apskel-name-ruleBar {
  gap: 0.5rem;
  align-items: center;
  margin-top: 0.75rem;
}
.apskel-name-expoBar > .apskel-name-expoTitleInput,
.apskel-name-commentBar > .apskel-name-commentInput { flex: 1 1 auto; }
.apskel-name-expoTitleInput .apskel-text-input-control,
.apskel-name-commentInput .apskel-text-input-control { width: 100%; }

/* ---------- the editor -------------------------------------------------- */

.apskel-name-titleInput .apskel-text-input-control {
  width: 100%;
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 650;
}

.apskel-rich-text-source {
  font-family: var(--mono);
  font-size: 0.88rem;
  line-height: 1.55;
  min-height: 16rem;
}

.apskel-rich-text-split { gap: 1.25rem; }
.apskel-rich-text-split > .apskel-rich-text-view {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.75rem 1rem;
}

.apskel-name-pubBar {
  align-items: center;
  gap: 0.6rem;
  margin-top: 1rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
}

.apskel-name-statusBadge {
  font-size: 0.76rem;
  font-weight: 650;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.15rem 0.7rem;
  background: var(--surface);
}

.apskel-name-tagBox { margin-top: 0.75rem; }

.apskel-multi-select-list { display: flex; flex-wrap: wrap; gap: 0.4rem 0.9rem; }
.apskel-multi-select-option {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.9rem;
}

.apskel-name-editorNav,
.apskel-name-readerNav,
.apskel-name-expoNav { margin-top: 1.5rem; }

/* ---------- the reader -------------------------------------------------- */

.apskel-name-readTitle {
  font-family: var(--serif);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
  margin-top: 0.5rem;
}

.apskel-name-readMeta {
  font-size: 0.82rem;
  color: var(--muted);
  margin: 0.3rem 0 1.25rem;
}

.apskel-name-reader .apskel-rich-text-view,
.apskel-rich-text-view {
  font-family: var(--serif);
  font-size: 1.05rem;
  line-height: 1.7;
}

.apskel-rich-text-view h1,
.apskel-rich-text-view h2,
.apskel-rich-text-view h3 {
  font-family: var(--serif);
  line-height: 1.25;
  margin: 1.2em 0 0.4em;
}
.apskel-rich-text-view h1 { font-size: 1.5em; }
.apskel-rich-text-view h2 { font-size: 1.25em; }
.apskel-rich-text-view h3 { font-size: 1.1em; }
.apskel-rich-text-view p { margin: 0.65em 0; }
.apskel-rich-text-view a { color: var(--brand); }
.apskel-rich-text-view code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: color-mix(in srgb, var(--line) 45%, transparent);
  border-radius: 4px;
  padding: 0.1em 0.35em;
}
.apskel-rich-text-view ul { margin: 0.65em 0; padding-left: 1.4em; }

/* ---------- expositions -------------------------------------------------- */

.apskel-name-expoTitleView {
  font-family: var(--serif);
  font-size: 1.7rem;
  font-weight: 700;
  margin-top: 0.5rem;
}
.apskel-name-expoDescription { color: var(--muted); margin: 0.3rem 0 1.25rem; }
.apskel-name-expoArticles,
.apskel-name-ruleList { margin-top: 0.75rem; }

/* ---------- the conflict prompt ----------------------------------------- */

.apskel-conflict-prompt .apskel-name-panel {
  background: var(--warn-bg);
  border: 1px solid var(--warn-line);
  border-radius: var(--radius);
  padding: 0.9rem 1.1rem;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
  color: var(--warn-ink);
}
.apskel-name-conflictHead { font-weight: 650; }
.apskel-name-mineRow,
.apskel-name-theirsRow {
  font-family: var(--mono);
  font-size: 0.82rem;
  background: color-mix(in srgb, var(--warn-line) 25%, transparent);
  border-radius: 6px;
  padding: 0.35rem 0.6rem;
  overflow-wrap: anywhere;
}
.apskel-name-verbRow { gap: 0.5rem; margin-top: 0.4rem; }

/* ---------- responsive --------------------------------------------------- */

@media (max-width: 700px) {
  #apskel-root { padding: 0 0.9rem 3rem; }
  .apskel-name-who { padding: 0.55rem 0.9rem; margin-bottom: 1rem; flex-wrap: wrap; }
  .apskel-name-whoEmail { display: none; } /* the status pill carries it on phones */

  /* side-by-side arrangements stack */
  .apskel-name-authRow { flex-direction: column; }
  .apskel-rich-text-split { flex-direction: column; }
  .apskel-name-pubBar,
  .apskel-name-ruleBar { flex-wrap: wrap; }

  .apskel-name-readTitle { font-size: 1.55rem; }

  /* comfortable touch targets */
  .apskel-button-control { padding: 0.5rem 0.95rem; }
}