/* Cowork UI Kit — Variant matrix shared styles
   Pseudo-state helpers (.is-hover / .is-focus / .is-active / .is-disabled) force
   the visual state so cells can render side-by-side without real user interaction.
   Aesthetic: warm (cream + violet) by default; toggle via [data-theme="dark"].
*/

:root {
  --bg: #fbf8f4;
  --surface: #ffffff;
  --surface-2: #f3eee7;
  --border: #e5ddd1;
  --text: #1c1917;
  --text-2: #57534e;
  --text-3: #a8a29e;

  --primary: hsl(258 60% 55%);
  --primary-hover: hsl(258 60% 48%);
  --primary-active: hsl(258 60% 42%);
  --primary-bg: hsl(258 60% 96%);
  --primary-deep: hsl(258 60% 30%);
  --primary-on: #ffffff;
  --primary-ring: hsl(258 60% 55% / 0.35);

  --success: hsl(142 60% 40%);
  --success-soft: hsl(142 60% 94%);
  --warning: hsl(38 92% 50%);
  --warning-soft: hsl(38 92% 94%);
  --danger: hsl(0 72% 50%);
  --danger-soft: hsl(0 72% 95%);
  --danger-on: #ffffff;
  --info: hsl(210 80% 50%);
  --info-soft: hsl(210 80% 94%);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 32px 96px;
}

h1 {
  font-family: 'Lora', Georgia, serif;
  font-size: 40px;
  font-weight: 400;
  font-style: italic;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
  color: var(--text);
}

.lead {
  color: var(--text-2);
  margin: 0 0 32px;
  font-size: 16px;
}

.meta {
  display: flex;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 28px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-2);
}

.chip strong { color: var(--text); }

.matrix {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 32px;
  font-size: 13px;
}

.matrix th,
.matrix td {
  padding: 18px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.matrix thead th {
  background: var(--surface-2);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
}

.matrix tbody tr:last-child td { border-bottom: none; }

.matrix th:first-child,
.matrix td:first-child {
  font-weight: 600;
  color: var(--text);
  width: 140px;
  background: var(--surface-2);
}

.cell {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.cell-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-3);
  font-weight: 600;
}

.back {
  display: inline-block;
  margin-bottom: 24px;
  font-size: 13px;
  color: var(--text-2);
  text-decoration: none;
}
.back:hover { color: var(--primary); }

.notes {
  margin-top: 24px;
  padding: 20px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-2);
}
.notes strong { color: var(--text); font-weight: 600; }
.notes code {
  background: var(--surface-2);
  padding: 1px 6px;
  border-radius: 4px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: var(--primary-deep);
}

/* ============= ATOMS ============= */

/* BUTTON */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 16px;
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 150ms ease, color 150ms ease, border-color 150ms ease;
  white-space: nowrap;
  gap: 8px;
}
.btn.sm { height: 32px; padding: 0 12px; font-size: 13px; }
.btn.lg { height: 48px; padding: 0 20px; font-size: 15px; border-radius: 10px; }

.btn.primary { background: var(--primary); color: var(--primary-on); }
.btn.primary.is-hover { background: var(--primary-hover); }
.btn.primary.is-active { background: var(--primary-active); }

.btn.secondary { background: var(--surface-2); color: var(--text); border-color: var(--border); }
.btn.secondary.is-hover { background: #eae3d7; }

.btn.ghost { background: transparent; color: var(--text-2); }
.btn.ghost.is-hover { background: var(--surface-2); color: var(--text); }

.btn.outline { background: transparent; color: var(--text); border-color: var(--border); }
.btn.outline.is-hover { background: var(--surface-2); }

.btn.danger { background: var(--danger); color: var(--danger-on); }
.btn.danger.is-hover { background: hsl(0 72% 44%); }

.btn.is-focus {
  outline: none;
  box-shadow: 0 0 0 3px var(--primary-ring);
}
.btn.is-disabled,
.btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* INPUT */
.inp-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  width: 220px;
}
.inp {
  width: 100%;
  height: 40px;
  padding: 0 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 150ms ease, box-shadow 150ms ease;
}
.inp::placeholder { color: var(--text-3); }
.inp.is-hover { border-color: #d4ccbf; }
.inp.is-focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-ring);
}
.inp.is-error { border-color: var(--danger); }
.inp.is-error.is-focus { box-shadow: 0 0 0 3px hsl(0 72% 50% / 0.25); }
.inp.is-disabled,
.inp[disabled] {
  background: var(--surface-2);
  color: var(--text-3);
  cursor: not-allowed;
}

/* SELECT */
.sel-wrap { position: relative; width: 200px; }
.sel {
  width: 100%;
  height: 40px;
  padding: 0 36px 0 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  appearance: none;
  cursor: pointer;
  transition: border-color 150ms ease, box-shadow 150ms ease;
}
.sel-wrap::after {
  content: '';
  position: absolute;
  right: 14px; top: 50%;
  width: 8px; height: 8px;
  border-right: 1.5px solid var(--text-2);
  border-bottom: 1.5px solid var(--text-2);
  transform: translateY(-65%) rotate(45deg);
  pointer-events: none;
}
.sel.is-hover { border-color: #d4ccbf; }
.sel.is-focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-ring); }
.sel.is-error { border-color: var(--danger); }
.sel.is-disabled, .sel[disabled] { background: var(--surface-2); color: var(--text-3); cursor: not-allowed; }

/* AVATAR */
.av {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: var(--primary-on);
  font-weight: 600;
  font-size: 14px;
  border-radius: 999px;
  overflow: hidden;
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
}
.av.xs { width: 24px; height: 24px; font-size: 11px; }
.av.sm { width: 32px; height: 32px; font-size: 13px; }
.av.md { width: 40px; height: 40px; }
.av.lg { width: 48px; height: 48px; font-size: 16px; }
.av.xl { width: 56px; height: 56px; font-size: 18px; }
.av.square { border-radius: 8px; }
.av-dot {
  position: absolute;
  right: 0; bottom: 0;
  width: 10px; height: 10px;
  border-radius: 999px;
  box-shadow: 0 0 0 2px var(--surface);
}
.av-dot.online { background: var(--success); }
.av-dot.offline { background: var(--text-3); }
.av-dot.busy { background: var(--danger); }
.av-dot.away { background: var(--warning); }

/* BADGE */
.bdg {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  border: 1px solid transparent;
}
.bdg.sm { padding: 2px 8px; font-size: 11px; }
/* solid */
.bdg.solid.default { background: var(--surface-2); color: var(--text); border-color: var(--border); }
.bdg.solid.primary { background: var(--primary); color: var(--primary-on); }
.bdg.solid.success { background: var(--success); color: #fff; }
.bdg.solid.warning { background: var(--warning); color: #fff; }
.bdg.solid.danger  { background: var(--danger); color: var(--danger-on); }
.bdg.solid.info    { background: var(--info); color: #fff; }
/* soft */
.bdg.soft.default { background: var(--surface-2); color: var(--text-2); }
.bdg.soft.primary { background: var(--primary-bg); color: var(--primary-deep); }
.bdg.soft.success { background: var(--success-soft); color: var(--success); }
.bdg.soft.warning { background: var(--warning-soft); color: hsl(38 92% 36%); }
.bdg.soft.danger  { background: var(--danger-soft); color: var(--danger); }
.bdg.soft.info    { background: var(--info-soft); color: var(--info); }
/* outline */
.bdg.outline { background: transparent; color: var(--text); border-color: var(--border); }
.bdg-dot { width: 6px; height: 6px; border-radius: 999px; background: currentColor; opacity: 0.9; }

/* SWITCH */
.sw {
  display: inline-flex;
  align-items: center;
  width: 44px; height: 24px;
  background: var(--border);
  border-radius: 999px;
  padding: 2px;
  cursor: pointer;
  border: none;
  transition: background 150ms ease;
}
.sw.on { background: var(--primary); }
.sw .knob {
  width: 20px; height: 20px;
  background: #fff;
  border-radius: 999px;
  transition: transform 150ms ease;
  box-shadow: 0 1px 2px rgba(0,0,0,0.15);
}
.sw.on .knob { transform: translateX(20px); }
.sw.is-focus { box-shadow: 0 0 0 3px var(--primary-ring); }
.sw.is-disabled { opacity: 0.5; cursor: not-allowed; }

/* CHECKBOX & RADIO */
.cb, .rd {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
  font-size: 14px;
  color: var(--text);
}
.cb-box, .rd-box {
  width: 18px; height: 18px;
  border: 1.5px solid var(--border);
  background: var(--surface);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: border-color 150ms, background 150ms;
}
.cb-box { border-radius: 4px; }
.rd-box { border-radius: 999px; }
.cb.is-hover .cb-box, .rd.is-hover .rd-box { border-color: var(--primary); }
.cb.is-focus .cb-box, .rd.is-focus .rd-box { box-shadow: 0 0 0 3px var(--primary-ring); border-color: var(--primary); }
.cb.checked .cb-box { background: var(--primary); border-color: var(--primary); }
.cb.checked .cb-box::after {
  content: '';
  width: 4px; height: 8px;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(45deg) translate(-1px, -1px);
}
.cb.indet .cb-box { background: var(--primary); border-color: var(--primary); }
.cb.indet .cb-box::after {
  content: '';
  width: 8px; height: 2px;
  background: #fff;
}
.rd.checked .rd-box { border-color: var(--primary); }
.rd.checked .rd-box::after {
  content: '';
  width: 8px; height: 8px;
  border-radius: 999px;
  background: var(--primary);
}
.cb.is-disabled, .rd.is-disabled { opacity: 0.5; cursor: not-allowed; }

/* PROGRESS */
.pg {
  width: 180px;
  height: 8px;
  background: var(--surface-2);
  border-radius: 999px;
  overflow: hidden;
}
.pg.sm { height: 6px; }
.pg.md { height: 8px; }
.pg.lg { height: 10px; }
.pg-bar { height: 100%; background: var(--primary); border-radius: 999px; transition: width 200ms ease; }
.pg.success .pg-bar { background: var(--success); }
.pg.warning .pg-bar { background: var(--warning); }
.pg.danger  .pg-bar { background: var(--danger); }
.pg.info    .pg-bar { background: var(--info); }
.pg.indet .pg-bar { width: 40% !important; animation: indet 1.4s ease-in-out infinite; }
@keyframes indet {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

/* SPINNER */
.sp {
  display: inline-block;
  border: 2.5px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 999px;
  width: 24px; height: 24px;
  animation: spin 700ms linear infinite;
}
.sp.xs { width: 16px; height: 16px; border-width: 2px; }
.sp.sm { width: 24px; height: 24px; }
.sp.md { width: 32px; height: 32px; border-width: 3px; }
.sp.lg { width: 48px; height: 48px; border-width: 4px; }
.sp.current { border-color: currentColor; border-top-color: transparent; opacity: 0.7; }
@keyframes spin { to { transform: rotate(360deg); } }