/* =========================================================
   Inkwell — internal workspace
   Direction: lab notebook · cream-on-charcoal · graph paper
   Display: Newsreader (serif) · Body / mono: JetBrains Mono
   ========================================================= */

:root {
  /* palette — charcoal field, cream ink, ledger accent */
  --ink:           #ece1c7;     /* primary text, "cream" */
  --ink-strong:    #f7eed5;
  --ink-soft:      #c9bfa6;
  --ink-faint:     #8e856f;
  --ink-fainter:   #5e5746;

  --paper:         #1a1814;     /* base background */
  --paper-up:      #221f1a;     /* card */
  --paper-up2:     #2a2620;     /* hover / active card */
  --paper-down:    #14120f;     /* sunken */
  --line:          #3a342a;     /* hairline */
  --line-strong:   #4d4636;

  /* graph paper grid lines */
  --grid:          rgba(233, 220, 192, 0.045);
  --grid-strong:   rgba(233, 220, 192, 0.085);

  /* ledger accents — old-pen colours */
  --accent:        #c98b4a;          /* burnt sienna */
  --accent-soft:   #e0a76b;
  --accent-deep:   #8e5a26;
  --teal:          #6e9a93;          /* eucalyptus */
  --rose:          #b86a6a;
  --moss:          #8a9a5b;
  --amber:         #d4a857;
  --grape:         #8a7aa8;

  /* kind hues */
  --k-note:        var(--ink-soft);
  --k-plan:        var(--moss);
  --k-table:       var(--teal);
  --k-diagram:     var(--grape);
  --k-decision:    var(--accent);

  /* status hues */
  --s-proposed:    var(--amber);
  --s-decided:     var(--moss);
  --s-blocked:     var(--rose);

  /* shape */
  --r-xs: 2px;
  --r-sm: 3px;
  --r-md: 5px;
  --r-lg: 7px;

  /* type */
  --serif:  'Newsreader', 'Iowan Old Style', 'Hoefler Text', Georgia, serif;
  --mono:   'JetBrains Mono', 'Berkeley Mono', ui-monospace, SFMono-Regular, Consolas, monospace;

  /* layout */
  --topbar-h: 56px;
  --side-w: 268px;

  --shadow-card: 0 0 0 1px var(--line), 0 1px 0 rgba(0,0,0,0.4);
  --shadow-pop:  0 0 0 1px var(--line-strong), 0 24px 60px -20px rgba(0,0,0,0.7), 0 8px 18px -8px rgba(0,0,0,0.5);
}

[data-theme="light"] {
  --ink:         #2a2418;
  --ink-strong:  #14110a;
  --ink-soft:    #5b513c;
  --ink-faint:   #8f8569;
  --ink-fainter: #b6ad94;

  --paper:       #f1ead6;
  --paper-up:    #ece4cc;
  --paper-up2:   #e3dabe;
  --paper-down:  #e8dfc4;
  --line:        #c9bf9e;
  --line-strong: #ada280;

  --grid:        rgba(40, 33, 18, 0.05);
  --grid-strong: rgba(40, 33, 18, 0.10);

  --shadow-card: 0 0 0 1px var(--line), 0 1px 0 rgba(0,0,0,0.05);
  --shadow-pop:  0 0 0 1px var(--line-strong), 0 24px 60px -20px rgba(0,0,0,0.18), 0 8px 18px -8px rgba(0,0,0,0.1);
}

/* =========================================================
   reset-ish
   ========================================================= */

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }
a { color: inherit; }
img, svg { display: block; max-width: 100%; }
::selection { background: var(--accent); color: var(--paper); }

html, body { height: 100%; }

body {
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    linear-gradient(var(--grid-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-strong) 1px, transparent 1px);
  background-size: 22px 22px, 22px 22px, 110px 110px, 110px 110px;
  background-position: -1px -1px, -1px -1px, -1px -1px, -1px -1px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

.mono   { font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; }
.serif  { font-family: var(--serif); }
.dim    { color: var(--ink-faint); }

kbd {
  font-family: var(--mono);
  font-size: 10.5px;
  background: var(--paper-up);
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
  padding: 1px 5px;
  color: var(--ink-soft);
}


/* =========================================================
   LOGIN SCREEN
   ========================================================= */

.login-screen {
  position: fixed; inset: 0;
  display: grid;
  grid-template-columns: 1fr;
  place-items: center;
  padding: 24px;
  z-index: 5;
}
.login-bg {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse at 50% 30%, rgba(201, 139, 74, 0.06), transparent 60%),
    radial-gradient(ellipse at 30% 80%, rgba(110, 154, 147, 0.04), transparent 60%);
  pointer-events: none;
}
.login-card {
  width: min(420px, 100%);
  background: var(--paper-up);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 40px 36px 22px;
  box-shadow: var(--shadow-pop);
  position: relative;
}
.login-card::before {
  content: "";
  position: absolute; inset: 8px;
  border: 1px dashed var(--line);
  border-radius: var(--r-sm);
  pointer-events: none;
  opacity: 0.5;
}
.login-mark { color: var(--ink-strong); margin-bottom: 14px; }
.login-title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 44px;
  letter-spacing: -0.02em;
  margin: 0 0 4px;
  color: var(--ink-strong);
}
.login-sub {
  margin: 0 0 28px;
  color: var(--ink-faint);
  font-size: 12.5px;
  letter-spacing: 0.01em;
}
.login-form { display: flex; flex-direction: column; gap: 14px; }
.login-error {
  color: var(--rose);
  background: rgba(184, 106, 106, 0.08);
  border: 1px solid rgba(184, 106, 106, 0.35);
  border-radius: var(--r-sm);
  padding: 8px 10px;
  font-size: 12px;
  margin: 6px 0 0;
}
.login-foot {
  display: flex; justify-content: space-between;
  margin-top: 26px;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.field { display: flex; flex-direction: column; gap: 6px; }
.field-label {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
}
input[type="text"], input[type="password"], input[type="search"],
textarea, select {
  background: var(--paper-down);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 10px 12px;
  color: var(--ink-strong);
  outline: none;
  font-family: var(--mono);
  font-size: 13px;
  transition: border-color .15s, background .15s;
}
input:focus, textarea:focus, select:focus {
  border-color: var(--accent);
  background: var(--paper);
}

textarea { font-family: var(--mono); font-size: 13px; line-height: 1.6; resize: vertical; min-height: 200px; }


/* =========================================================
   BUTTONS
   ========================================================= */

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 12px;
  border-radius: var(--r-sm);
  background: var(--paper-up);
  border: 1px solid var(--line);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: background .15s, border-color .15s, transform .05s;
  white-space: nowrap;
}
.btn:hover { background: var(--paper-up2); border-color: var(--line-strong); }
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #1a1814;
}
.btn-primary:hover { background: var(--accent-soft); border-color: var(--accent-soft); }
.btn-ghost { background: transparent; }
.btn-danger { color: var(--rose); border-color: rgba(184, 106, 106, 0.4); }
.btn-danger:hover { background: rgba(184, 106, 106, 0.1); }
.btn-block { width: 100%; justify-content: space-between; padding: 12px 14px; }
.btn-meta { color: rgba(26, 24, 20, 0.5); font-size: 10.5px; }
.btn .plus { font-size: 16px; line-height: 1; margin-top: -1px; font-weight: 600; }

.icon-btn {
  width: 32px; height: 32px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--paper-up);
  color: var(--ink-soft);
  transition: background .15s, color .15s, border-color .15s;
}
.icon-btn:hover { background: var(--paper-up2); color: var(--ink-strong); border-color: var(--line-strong); }


/* =========================================================
   TOPBAR
   ========================================================= */

.app { min-height: 100vh; display: flex; flex-direction: column; }

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  height: var(--topbar-h);
  padding: 0 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(26, 24, 20, 0.85);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 4;
}
[data-theme="light"] .topbar { background: rgba(241, 234, 214, 0.88); }

.brand { display: inline-flex; align-items: baseline; gap: 10px; text-decoration: none; }
.brand-mark { color: var(--accent); position: relative; top: 2px; }
.brand-name {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink-strong);
}
.brand-tag { color: var(--ink-faint); }

.topbar-mid { flex: 1; display: flex; justify-content: center; }
.kbd-hint { display: flex; gap: 12px; align-items: center; }

.topbar-right { display: flex; align-items: center; gap: 10px; }

.who { display: inline-flex; align-items: center; gap: 8px; }
.who-label { color: var(--ink-faint); }
.who-select {
  padding: 6px 8px;
  background: var(--paper-down);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  font-size: 12px;
  font-family: var(--mono);
  min-width: 100px;
}


/* =========================================================
   LAYOUT — sidebar + main
   ========================================================= */

.layout {
  display: grid;
  grid-template-columns: var(--side-w) 1fr;
  align-items: stretch;
  flex: 1;
  min-height: 0;
}

.sidebar {
  border-right: 1px solid var(--line);
  padding: 18px 16px 0;
  background: linear-gradient(180deg, transparent 0, var(--paper-down) 100%);
  display: flex; flex-direction: column;
  gap: 18px;
  position: sticky;
  top: var(--topbar-h);
  align-self: start;
  height: calc(100vh - var(--topbar-h));
  overflow-y: auto;
}

.side-block { display: flex; flex-direction: column; gap: 8px; }
.side-head {
  display: flex; align-items: baseline; justify-content: space-between;
  border-bottom: 1px dashed var(--line);
  padding-bottom: 4px;
}
.side-title { color: var(--ink-faint); }
.side-count { font-size: 10px; }
.side-clear {
  font-size: 9.5px;
  color: var(--ink-faint);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.side-clear:hover { color: var(--accent); }

.search-wrap {
  position: relative;
  display: flex; align-items: center;
}
.search-wrap input {
  width: 100%;
  padding-left: 28px;
  padding-right: 28px;
  font-size: 12.5px;
}
.search-ico { position: absolute; left: 9px; color: var(--ink-faint); pointer-events: none; }
.search-kbd { position: absolute; right: 8px; pointer-events: none; }

.filter-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 2px; }
.filter-list label {
  display: flex; align-items: center; gap: 8px;
  padding: 5px 6px;
  border-radius: var(--r-sm);
  cursor: pointer;
  font-size: 12.5px;
  letter-spacing: 0.01em;
  user-select: none;
}
.filter-list label:hover { background: var(--paper-up); }
.filter-list input[type="checkbox"] {
  appearance: none;
  width: 12px; height: 12px;
  border: 1px solid var(--line-strong);
  background: var(--paper-down);
  border-radius: 2px;
  position: relative;
  cursor: pointer;
  flex-shrink: 0;
}
.filter-list input[type="checkbox"]:checked {
  background: var(--accent);
  border-color: var(--accent);
}
.filter-list input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 3px; top: 0px;
  width: 4px; height: 7px;
  border: solid #1a1814;
  border-width: 0 1.5px 1.5px 0;
  transform: rotate(45deg);
}

.kind-dot, .who-dot, .status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  display: inline-block;
}
.kind-dot[data-kind="note"]    { background: var(--k-note); }
.kind-dot[data-kind="plan"]    { background: var(--k-plan); }
.kind-dot[data-kind="table"]   { background: var(--k-table); }
.kind-dot[data-kind="diagram"] { background: var(--k-diagram); }
.kind-dot[data-kind="decision"]{ background: var(--k-decision); }
.who-dot[data-who="josh"]      { background: var(--accent); }
.who-dot[data-who="drk"]       { background: var(--teal); }
.who-dot[data-who="kris"]      { background: var(--grape); }
.who-dot[data-who="pakis"]     { background: var(--moss); }
.status-dot[data-status="proposed"] { background: var(--s-proposed); }
.status-dot[data-status="decided"]  { background: var(--s-decided); }
.status-dot[data-status="blocked"]  { background: var(--s-blocked); }

.sidebar-foot {
  margin-top: auto;
  padding: 14px 0;
  border-top: 1px dashed var(--line);
}
.legend { display: flex; flex-direction: column; gap: 4px; font-size: 10px; }


/* =========================================================
   MAIN
   ========================================================= */

.main { padding: 28px clamp(20px, 4vw, 56px) 80px; min-width: 0; }

.main-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 18px;
  margin-bottom: 22px;
}
.main-title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 38px;
  letter-spacing: -0.02em;
  margin: 0 0 2px;
  color: var(--ink-strong);
}
.main-sub { font-size: 11px; }
.main-tools { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.seg {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--paper-up);
  overflow: hidden;
}
.seg-btn {
  padding: 7px 12px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  border-right: 1px solid var(--line);
}
.seg-btn:last-child { border-right: 0; }
.seg-btn:hover { color: var(--ink); }
.seg-btn.is-on { background: var(--paper-up2); color: var(--ink-strong); }


/* =========================================================
   LIST
   ========================================================= */

.list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 360px), 1fr));
  gap: 16px;
}

.card {
  position: relative;
  background: var(--paper-up);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 18px 18px 16px;
  cursor: pointer;
  transition: background .12s, border-color .12s, transform .08s;
  display: flex; flex-direction: column;
  min-height: 160px;
  text-align: left;
  overflow: hidden;
}
.card:hover {
  background: var(--paper-up2);
  border-color: var(--line-strong);
}
.card::before {
  content: "";
  position: absolute;
  top: 0; left: 18px; right: 18px; height: 2px;
  background: var(--accent);
  opacity: 0;
  transition: opacity .12s;
}
.card:hover::before { opacity: .7; }

.card-meta {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 10px;
}
.card-meta .sep { color: var(--ink-fainter); }
.card-meta .who-name { color: var(--ink-soft); }

.kind-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 2px 7px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-xs);
  font-size: 10px;
  background: var(--paper-down);
}
.kind-badge .kind-dot { width: 6px; height: 6px; }

.card-title {
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.18;
  font-weight: 600;
  color: var(--ink-strong);
  margin: 0 0 8px;
  letter-spacing: -0.01em;
  word-break: break-word;
  /* clamp */
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-snippet {
  font-size: 12.5px;
  color: var(--ink-soft);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-word;
}

.card-foot {
  margin-top: auto;
  padding-top: 14px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 10px;
  color: var(--ink-faint);
  font-family: var(--mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-top: 1px dashed var(--line);
}

.status-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 2px 8px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-family: var(--mono);
}
.status-pill[data-status="proposed"] { color: var(--s-proposed); }
.status-pill[data-status="decided"]  { color: var(--s-decided); }
.status-pill[data-status="blocked"]  { color: var(--s-blocked); }


/* card snippet: special preview for plan progress */
.plan-progress {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  margin-top: 8px;
}
.plan-bar {
  flex: 1;
  height: 4px;
  background: var(--paper-down);
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}
.plan-bar > span {
  display: block; height: 100%;
  background: var(--moss);
  transition: width .25s ease;
}


/* =========================================================
   EMPTY
   ========================================================= */

.empty {
  text-align: center;
  padding: 80px 20px;
  color: var(--ink-faint);
}
.empty-mark { font-size: 28px; color: var(--ink-fainter); margin-bottom: 6px; }
.empty h3 { font-family: var(--serif); font-size: 24px; color: var(--ink-strong); margin: 6px 0; }
.link {
  background: none; border: 0; padding: 0;
  color: var(--accent);
  text-decoration: underline; text-decoration-style: dotted; text-underline-offset: 3px;
  font: inherit; cursor: pointer;
}
.link:hover { color: var(--accent-soft); }


/* =========================================================
   DETAIL / EDIT VIEW
   ========================================================= */

.view-detail {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

.detail-back {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  text-decoration: none;
  border-bottom: 1px dashed transparent;
}
.detail-back:hover { color: var(--accent); border-bottom-color: var(--accent); }

.detail-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 18px;
}
.detail-meta {
  display: flex; gap: 14px; align-items: center;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 10px;
}
.detail-title {
  font-family: var(--serif);
  font-size: 46px;
  line-height: 1.05;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink-strong);
  margin: 0;
  word-break: break-word;
}
.detail-tools { display: flex; gap: 8px; flex-wrap: wrap; }

.body-zone {
  background: var(--paper-up);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 28px clamp(20px, 4vw, 44px);
  position: relative;
}

.body-zone::before, .body-zone::after {
  /* corner crops, like notebook page */
  content: "";
  position: absolute;
  width: 14px; height: 14px;
  border: 1px solid var(--line-strong);
  pointer-events: none;
}
.body-zone::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.body-zone::after  { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }


/* prose — markdown render style */
.prose {
  font-family: var(--serif);
  font-size: 16.5px;
  line-height: 1.65;
  color: var(--ink-strong);
  max-width: 70ch;
}
.prose > * + * { margin-top: 0.85em; }
.prose h1, .prose h2, .prose h3, .prose h4 {
  font-family: var(--serif);
  letter-spacing: -0.01em;
  color: var(--ink-strong);
  font-weight: 600;
  margin-top: 1.6em;
  margin-bottom: 0.3em;
}
.prose h1 { font-size: 1.8em; border-bottom: 1px solid var(--line); padding-bottom: 0.2em; }
.prose h2 { font-size: 1.45em; }
.prose h3 { font-size: 1.2em; }
.prose h4 { font-size: 1em; text-transform: uppercase; letter-spacing: 0.06em; font-family: var(--mono); color: var(--ink-soft); }
.prose p { margin: 0.4em 0 0.85em; }
.prose a { color: var(--accent); text-decoration: underline; text-decoration-style: dotted; text-underline-offset: 3px; }
.prose a:hover { color: var(--accent-soft); }
.prose strong { color: var(--ink-strong); font-weight: 600; }
.prose em { color: var(--ink-strong); }
.prose hr { border: 0; border-top: 1px dashed var(--line); margin: 1.6em 0; }
.prose blockquote {
  border-left: 3px solid var(--accent);
  padding: 4px 16px;
  color: var(--ink-soft);
  background: var(--paper-down);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-style: italic;
}
.prose ul, .prose ol { padding-left: 1.4em; margin: 0.5em 0; }
.prose ul li::marker { color: var(--accent); }
.prose ol li::marker { color: var(--ink-faint); font-family: var(--mono); }
.prose li { margin: 0.25em 0; }
.prose code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: var(--paper-down);
  border: 1px solid var(--line);
  padding: 1px 5px;
  border-radius: var(--r-xs);
  color: var(--accent-soft);
}
.prose pre {
  background: var(--paper-down);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 14px 16px;
  overflow-x: auto;
  font-size: 12.5px;
  line-height: 1.6;
}
.prose pre code { background: none; border: 0; padding: 0; color: var(--ink); font-size: inherit; }
.prose table {
  border-collapse: collapse;
  width: 100%;
  font-family: var(--mono);
  font-size: 12.5px;
}
.prose table th, .prose table td {
  border: 1px solid var(--line);
  padding: 8px 12px;
  text-align: left;
  vertical-align: top;
}
.prose table th {
  background: var(--paper-down);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 500;
}
.prose table tr:nth-child(even) td { background: rgba(0,0,0,0.06); }
[data-theme="light"] .prose table tr:nth-child(even) td { background: rgba(0,0,0,0.025); }

/* dropcap on first paragraph of notes */
.prose.is-note > p:first-of-type::first-letter {
  font-size: 3.4em;
  float: left;
  line-height: 0.9;
  padding-right: 8px;
  padding-top: 4px;
  font-weight: 600;
  color: var(--accent);
  font-family: var(--serif);
}


/* =========================================================
   PLAN — checklist
   ========================================================= */

.checklist {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px dashed var(--line);
}
.checklist h4.section-label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 14px;
}
.check-row {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 8px 6px;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  transition: background .1s;
  cursor: pointer;
}
.check-row:hover { background: var(--paper-down); border-color: var(--line); }
.check-row input[type="checkbox"] {
  appearance: none;
  width: 16px; height: 16px;
  border: 1.5px solid var(--line-strong);
  background: var(--paper-down);
  border-radius: 3px;
  position: relative;
  cursor: pointer;
  flex-shrink: 0;
  margin-top: 2px;
  transition: background .15s, border-color .15s;
}
.check-row input[type="checkbox"]:checked {
  background: var(--moss);
  border-color: var(--moss);
}
.check-row input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 4px; top: 0px;
  width: 5px; height: 9px;
  border: solid var(--paper);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.check-row .check-text {
  font-family: var(--serif);
  font-size: 15.5px;
  line-height: 1.5;
  color: var(--ink-strong);
  flex: 1;
}
.check-row.is-done .check-text {
  text-decoration: line-through;
  text-decoration-color: var(--ink-fainter);
  color: var(--ink-faint);
}
.check-row .row-del {
  opacity: 0; transition: opacity .15s;
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 11px;
  padding: 2px 6px;
}
.check-row:hover .row-del { opacity: 1; }
.check-row .row-del:hover { color: var(--rose); }


/* =========================================================
   DECISION
   ========================================================= */

.decision-card {
  border-left: 4px solid var(--accent);
  padding-left: 18px;
}
.decision-meta-line {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
  display: flex; gap: 14px; align-items: center;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line);
}
.decision-meta-line strong { color: var(--ink-strong); }


/* =========================================================
   DIAGRAM
   ========================================================= */

.diagram-frame {
  background: var(--paper-down);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 24px;
  display: grid;
  place-items: center;
  min-height: 240px;
  overflow: auto;
}
.diagram-frame svg { max-width: 100%; height: auto; }
.diagram-error {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--rose);
  background: rgba(184, 106, 106, 0.06);
  padding: 10px 12px;
  border-radius: var(--r-sm);
  border: 1px dashed rgba(184, 106, 106, 0.3);
  white-space: pre-wrap;
  text-align: left;
  width: 100%;
}


/* =========================================================
   EDITOR
   ========================================================= */

.editor {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.editor-row { display: flex; flex-direction: column; gap: 6px; }
.editor-row label.field-label { color: var(--ink-faint); }

.editor-grid-2 {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 900px) {
  .editor-grid-2 { grid-template-columns: 1fr; }
}

.editor-grid-2 > * { min-width: 0; }
.editor-grid-2 textarea, .editor-grid-2 .preview-pane { min-height: 320px; }

.title-input {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 600;
  color: var(--ink-strong);
  background: transparent;
  border: 0;
  border-bottom: 1px dashed var(--line);
  border-radius: 0;
  padding: 8px 0;
  width: 100%;
  letter-spacing: -0.015em;
}
.title-input:focus {
  border-bottom-color: var(--accent);
  background: transparent;
}

.preview-pane {
  background: var(--paper-down);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 18px 22px;
  overflow: auto;
}

/* table editor */
.tab-editor {
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  overflow: hidden;
}
.tab-row {
  display: grid;
  gap: 0;
  border-bottom: 1px solid var(--line);
}
.tab-row:last-child { border-bottom: 0; }
.tab-row.head { background: var(--paper-down); }
.tab-row.head input {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--ink-soft);
  font-weight: 500;
}
.tab-row > * {
  border-right: 1px solid var(--line);
}
.tab-row > *:last-child { border-right: 0; }
.tab-row input {
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 8px 10px;
  width: 100%;
  font-size: 13px;
}
.tab-row input:focus { background: var(--paper-up2); border: 0; outline: 1px solid var(--accent); outline-offset: -1px; }
.tab-row .tab-cell-action {
  display: flex; align-items: center; justify-content: center;
  background: var(--paper-down);
}
.tab-row .tab-cell-action button {
  color: var(--ink-faint);
  font-size: 14px;
  padding: 4px 8px;
}
.tab-row .tab-cell-action button:hover { color: var(--rose); }

.tab-toolbar {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-top: 6px;
  font-size: 11px;
}


/* =========================================================
   MODAL
   ========================================================= */

.modal {
  position: fixed; inset: 0;
  display: grid; place-items: center;
  z-index: 50;
}
.modal-back {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(2px);
}
.modal-card {
  position: relative;
  width: min(560px, 92vw);
  background: var(--paper-up);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-pop);
  padding: 24px 26px;
}
.modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.modal-head h3 { margin: 0; font-family: var(--serif); font-size: 26px; color: var(--ink-strong); letter-spacing: -0.01em; }
.modal-sub { margin: 0 0 18px; font-size: 12.5px; }

.kind-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
@media (max-width: 600px) {
  .kind-grid { grid-template-columns: 1fr; }
}
.kind-tile {
  text-align: left;
  background: var(--paper-down);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 14px 16px;
  display: flex; flex-direction: column; gap: 4px;
  transition: background .12s, border-color .12s, transform .05s;
}
.kind-tile .kind-dot { width: 8px; height: 8px; margin-bottom: 4px; }
.kind-tile strong { font-family: var(--serif); font-size: 18px; color: var(--ink-strong); font-weight: 600; }
.kind-tile em { font-style: normal; font-size: 11.5px; color: var(--ink-faint); letter-spacing: 0.01em; }
.kind-tile:hover { background: var(--paper-up2); border-color: var(--accent); transform: translateY(-1px); }


/* =========================================================
   TOAST
   ========================================================= */

.toast-stack {
  position: fixed;
  right: 18px; bottom: 18px;
  display: flex; flex-direction: column-reverse; gap: 8px;
  z-index: 80;
  pointer-events: none;
}
.toast {
  background: var(--paper-up);
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--accent);
  border-radius: var(--r-sm);
  padding: 10px 14px;
  font-size: 12.5px;
  color: var(--ink-strong);
  box-shadow: var(--shadow-pop);
  max-width: 360px;
  animation: toastIn .22s ease;
}
.toast.is-error { border-left-color: var(--rose); }
.toast.is-ok { border-left-color: var(--moss); }
.toast .t-meta { display: block; font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 2px; }

@keyframes toastIn {
  from { transform: translateY(8px); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}


/* =========================================================
   RESPONSIVE
   ========================================================= */

@media (max-width: 1100px) {
  :root { --side-w: 240px; }
  .main-title { font-size: 32px; }
  .detail-title { font-size: 36px; }
}

@media (max-width: 880px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding-bottom: 18px;
  }
  .topbar-mid { display: none; }
  .main { padding: 22px 18px 60px; }
  .main-title { font-size: 28px; }
  .detail-title { font-size: 28px; }
  .who-label { display: none; }
  .brand-tag { display: none; }
}

@media (max-width: 480px) {
  .topbar { padding: 0 12px; }
  .seg-btn { padding: 6px 8px; font-size: 9.5px; }
  .body-zone { padding: 18px 14px; }
  .prose { font-size: 15px; }
  .detail-head { flex-direction: column; }
}


/* utilities */
[hidden] { display: none !important; }

/* =========================================================
   PLAN — checkbox audit trail (history)
   ========================================================= */
.check-row-wrap {
  display: flex; flex-direction: column; gap: 4px;
  margin-bottom: 4px;
}
.check-history {
  margin: 0 0 4px 36px;
  padding: 6px 10px;
  border-left: 2px solid var(--line);
  background: color-mix(in srgb, var(--paper-down) 60%, transparent);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-faint);
  line-height: 1.65;
}
.check-hist-row {
  letter-spacing: 0.01em;
}
.check-hist-row.checked  { color: var(--moss); }
.check-hist-row.unchecked { color: var(--rose); }
.check-hist-row.added   { color: var(--ink-fainter); font-style: italic; }
.check-hist-row.removed { color: var(--ink-fainter); font-style: italic; }
.check-hist-more {
  margin-top: 4px;
  color: var(--ink-fainter);
  font-style: italic;
  font-size: 10.5px;
}

/* =========================================================
   WHO-AM-I REQUIRED OVERLAY
   ========================================================= */
.who-overlay {
  position: fixed; inset: 0;
  background: color-mix(in srgb, var(--paper) 88%, black);
  backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999;
  animation: who-fade-in 220ms ease-out;
}
@keyframes who-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.who-card {
  width: min(560px, calc(100vw - 32px));
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  padding: 36px 40px 32px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55), 0 0 0 1px var(--line) inset;
  position: relative;
}
.who-card::before {
  content: ''; position: absolute; inset: 8px;
  border: 1px dashed var(--line);
  border-radius: calc(var(--r-md) - 4px);
  pointer-events: none;
}
.who-eyebrow {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 16px;
}
.who-title {
  font-family: var(--serif);
  font-size: 36px;
  line-height: 1.1;
  margin: 0 0 12px;
  color: var(--ink-strong);
  letter-spacing: -0.01em;
}
.who-sub {
  font-family: var(--serif);
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--ink-faint);
  margin: 0 0 24px;
}
.who-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.who-btn {
  display: flex; flex-direction: column; align-items: flex-start;
  gap: 4px;
  padding: 14px 16px;
  background: var(--paper-down);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  color: var(--ink-strong);
  cursor: pointer;
  transition: background .12s, border-color .12s, transform .08s;
  text-align: left;
}
.who-btn:hover {
  background: color-mix(in srgb, var(--paper-down) 50%, var(--moss) 8%);
  border-color: var(--moss);
}
.who-btn:active {
  transform: translateY(1px);
}
.who-btn-name {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.005em;
  text-transform: lowercase;
}
.who-btn-hint {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-faint);
  letter-spacing: 0.04em;
}
@media (max-width: 480px) {
  .who-grid { grid-template-columns: 1fr; }
  .who-card { padding: 28px 24px; }
  .who-title { font-size: 28px; }
}