/* ==========================================================================
   Marketing XP — App UI theme (React Bits Pro)

   Everything below is derived from two knobs: `--rb-radius` (corner rounding)
   and `--rb-accent` (the accent hue). Change those and the whole app follows.
   Scope the theme to part of the app by swapping `:root` for any selector.
   ========================================================================== */
:root {
  /* Corner rounding. One knob; every rung derives from it. */
  --rb-radius: 10px;
  --rb-r-xs: max(0px, calc(var(--rb-radius) - 6px));
  --rb-r-sm: max(0px, calc(var(--rb-radius) - 4px));
  --rb-r-md: max(0px, calc(var(--rb-radius) - 2px));
  --rb-r-lg: var(--rb-radius);
  --rb-r-xl: calc(var(--rb-radius) + min(2px, var(--rb-radius)));
  --rb-r-2xl: calc(var(--rb-radius) + min(4px, var(--rb-radius)));
  --rb-r-3xl: calc(var(--rb-radius) + min(6px, var(--rb-radius)));
  --rb-r-4xl: calc(var(--rb-radius) + min(8px, var(--rb-radius)));

  /* Accent: Blue. */
  --rb-accent: oklch(54.6% 0.245 262.881);
  --rb-accent-fg: oklch(100% 0 0);

  /* Surfaces & text. */
  --rb-bg: oklch(98.4% 0.003 247.858);
  --rb-surface: oklch(100% 0 0);
  --rb-surface-2: oklch(96.8% 0.007 247.896);
  --rb-surface-3: oklch(92.9% 0.013 255.508);
  --rb-fg: oklch(20.8% 0.042 265.755);
  --rb-fg-subtle: oklch(37.2% 0.044 257.287);
  --rb-muted: oklch(55.4% 0.046 257.417);
  --rb-border: oklch(92.9% 0.013 255.508);
  --rb-border-strong: oklch(86.9% 0.022 252.894);
  --rb-ring: color-mix(in oklch, var(--rb-accent) 45%, transparent);

  /* Status hues. */
  --rb-todo: oklch(55.4% 0.046 257.417);
  --rb-progress: oklch(54.6% 0.245 262.881);
  --rb-waiting: oklch(66.6% 0.179 58.318);
  --rb-blocked: oklch(57.7% 0.245 27.325);
  --rb-done: oklch(62.7% 0.194 149.214);

  /* Elevation. */
  --rb-shadow-sm: 0 1px 2px oklch(20.8% 0.042 265.755 / 0.06);
  --rb-shadow: 0 1px 3px oklch(20.8% 0.042 265.755 / 0.08), 0 1px 2px oklch(20.8% 0.042 265.755 / 0.04);
  --rb-shadow-md: 0 4px 12px oklch(20.8% 0.042 265.755 / 0.08), 0 2px 4px oklch(20.8% 0.042 265.755 / 0.04);
  --rb-shadow-lg: 0 16px 48px oklch(20.8% 0.042 265.755 / 0.18);
}

.dark {
  --rb-accent: oklch(62.3% 0.214 259.815);
  --rb-accent-fg: oklch(100% 0 0);

  --rb-bg: oklch(14.5% 0 0);
  --rb-surface: oklch(20.5% 0 0);
  --rb-surface-2: oklch(26.9% 0 0);
  --rb-surface-3: oklch(37.1% 0 0);
  --rb-fg: oklch(98.5% 0 0);
  --rb-fg-subtle: oklch(87% 0 0);
  --rb-muted: oklch(70.8% 0 0);
  --rb-border: oklch(30% 0 0);
  --rb-border-strong: oklch(40% 0 0);

  --rb-todo: oklch(70.8% 0 0);
  --rb-progress: oklch(62.3% 0.214 259.815);
  --rb-waiting: oklch(76.9% 0.188 70.08);
  --rb-blocked: oklch(70.4% 0.191 22.216);
  --rb-done: oklch(72.3% 0.219 149.579);

  --rb-shadow-sm: 0 1px 2px oklch(0% 0 0 / 0.4);
  --rb-shadow: 0 1px 3px oklch(0% 0 0 / 0.5), 0 1px 2px oklch(0% 0 0 / 0.3);
  --rb-shadow-md: 0 4px 12px oklch(0% 0 0 / 0.5), 0 2px 4px oklch(0% 0 0 / 0.3);
  --rb-shadow-lg: 0 16px 48px oklch(0% 0 0 / 0.6);
}

/* Legacy aliases — older markup referencing these keeps working. */
:root,
.dark {
  --brand: var(--rb-accent);
  --bg: var(--rb-bg);
  --card: var(--rb-surface);
  --text: var(--rb-fg);
  --muted: var(--rb-muted);
  --border: var(--rb-border);
  --radius: var(--rb-r-2xl);
  --shadow: var(--rb-shadow);
  --s-todo: var(--rb-todo);
  --s-progress: var(--rb-progress);
  --s-waiting: var(--rb-waiting);
  --s-blocked: var(--rb-blocked);
  --s-done: var(--rb-done);
}

* { box-sizing: border-box; }

/* `hidden` must beat any display set by a class (e.g. `.btn`). */
[hidden] { display: none !important; }

html { color-scheme: light; }
html.dark { color-scheme: dark; }

body {
  margin: 0;
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--rb-bg);
  color: var(--rb-fg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--rb-accent); }

:where(a, button, input, select, textarea, [tabindex]):focus-visible {
  outline: 2px solid var(--rb-accent);
  outline-offset: 2px;
}

/* ---- Top bar ------------------------------------------------------------ */
.topbar {
  background: color-mix(in oklch, var(--rb-surface) 85%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--rb-border);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 20;
}
.topbar-left { display: flex; align-items: center; gap: 20px; min-width: 0; }
.brand {
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.01em;
  color: var(--rb-fg);
  display: inline-flex;
  align-items: center;
  gap: 9px;
  white-space: nowrap;
}
.brand::before {
  content: "";
  width: 22px; height: 22px;
  border-radius: var(--rb-r-sm);
  background: linear-gradient(140deg, var(--rb-accent), color-mix(in oklch, var(--rb-accent) 60%, oklch(70% 0.18 300)));
  box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.35);
  flex-shrink: 0;
}
.brand .brand-sub { color: var(--rb-muted); font-weight: 500; }
.topbar-right { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--rb-muted); }
.topbar-right #who { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 22ch; }

/* Primary nav (Board / List) */
.nav { display: flex; align-items: center; gap: 2px; padding: 3px; background: var(--rb-surface-2); border-radius: var(--rb-r-lg); }
.nav a {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: var(--rb-r-md);
  font-size: 13px; font-weight: 600; color: var(--rb-muted);
  text-decoration: none; white-space: nowrap;
  transition: background 0.15s, color 0.15s;
}
.nav a:hover { color: var(--rb-fg); }
.nav a[aria-current="page"] {
  background: var(--rb-surface);
  color: var(--rb-fg);
  box-shadow: var(--rb-shadow-sm);
}

.container { max-width: 1080px; margin: 0 auto; padding: 24px; }
.container.wide { max-width: 1600px; }

/* ---- Buttons ------------------------------------------------------------ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  background: var(--rb-accent); color: var(--rb-accent-fg);
  border: 1px solid transparent; cursor: pointer;
  padding: 9px 16px; border-radius: var(--rb-r-lg);
  font-weight: 600; font-size: 14px; font-family: inherit; line-height: 1.25;
  text-decoration: none; white-space: nowrap;
  box-shadow: var(--rb-shadow-sm);
  transition: background 0.15s, box-shadow 0.15s, transform 0.06s, border-color 0.15s;
}
.btn:hover { background: color-mix(in oklch, var(--rb-accent) 88%, black); }
.btn:active { transform: translateY(0.5px); }
.btn.secondary {
  background: var(--rb-surface); color: var(--rb-fg); border-color: var(--rb-border-strong);
}
.btn.secondary:hover { background: var(--rb-surface-2); }
.btn.ghost { background: transparent; color: var(--rb-muted); border-color: transparent; box-shadow: none; }
.btn.ghost:hover { background: var(--rb-surface-2); color: var(--rb-fg); }
.btn.danger {
  background: var(--rb-surface); color: var(--rb-blocked);
  border-color: color-mix(in oklch, var(--rb-blocked) 35%, var(--rb-border));
}
.btn.danger:hover { background: color-mix(in oklch, var(--rb-blocked) 10%, var(--rb-surface)); }
.btn.small { padding: 5px 11px; font-size: 13px; border-radius: var(--rb-r-md); }
.btn.icon { padding: 6px; width: 30px; height: 30px; border-radius: var(--rb-r-md); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

/* ---- Cards -------------------------------------------------------------- */
.card {
  background: var(--rb-surface);
  border: 1px solid var(--rb-border);
  border-radius: var(--rb-r-3xl);
  box-shadow: var(--rb-shadow);
  padding: 22px;
  margin-bottom: 18px;
}
.card h2 { margin: 0 0 3px; font-size: 16px; font-weight: 650; letter-spacing: -0.01em; }
.card .sub { color: var(--rb-muted); font-size: 13.5px; margin: 0 0 16px; }

.page-title { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; margin: 0 0 4px; }
.page-sub { color: var(--rb-muted); margin: 0 0 20px; font-size: 14px; }

/* ---- Forms -------------------------------------------------------------- */
label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 5px; color: var(--rb-fg-subtle); }
input, select, textarea {
  width: 100%; padding: 9px 12px;
  border: 1px solid var(--rb-border-strong);
  border-radius: var(--rb-r-lg);
  font-size: 14px; font-family: inherit;
  background: var(--rb-surface); color: var(--rb-fg);
  transition: border-color 0.15s, box-shadow 0.15s;
}
input::placeholder, textarea::placeholder { color: color-mix(in oklch, var(--rb-muted) 80%, transparent); }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--rb-accent);
  box-shadow: 0 0 0 3px var(--rb-ring);
}
textarea { resize: vertical; min-height: 70px; }
.field { margin-bottom: 14px; }
.row { display: flex; gap: 14px; flex-wrap: wrap; }
.row .field { flex: 1; min-width: 160px; }

/* ---- Status chips ------------------------------------------------------- */
.chip {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 11.5px; font-weight: 600; padding: 3px 9px;
  border-radius: 999px; white-space: nowrap;
  color: var(--chip-c, var(--rb-muted));
  background: color-mix(in oklch, var(--chip-c, var(--rb-muted)) 12%, transparent);
  border: 1px solid color-mix(in oklch, var(--chip-c, var(--rb-muted)) 22%, transparent);
}
.chip::before {
  content: ""; width: 5px; height: 5px; border-radius: 999px;
  background: currentColor; flex-shrink: 0;
}
.chip[data-status="To Do"] { --chip-c: var(--rb-todo); }
.chip[data-status="In Progress"] { --chip-c: var(--rb-progress); }
.chip[data-status="Waiting on Client"] { --chip-c: var(--rb-waiting); }
.chip[data-status="Blocked"] { --chip-c: var(--rb-blocked); }
.chip[data-status="Done"] { --chip-c: var(--rb-done); }

/* ---- Task list ---------------------------------------------------------- */
.task {
  display: flex; align-items: flex-start; gap: 14px; padding: 13px 0;
  border-top: 1px solid var(--rb-border);
}
.task:first-child { border-top: none; }
.task-main { flex: 1; min-width: 0; }
.task-title { font-weight: 600; font-size: 14.5px; }
.task.done .task-title { text-decoration: line-through; color: var(--rb-muted); }
.task-desc { color: var(--rb-muted); font-size: 13px; margin-top: 2px; }
.task-meta { display: flex; align-items: center; gap: 10px; margin-top: 8px; flex-wrap: wrap; }
.task-meta .due { color: var(--rb-muted); font-size: 12px; }
.task-meta .due.overdue { color: var(--rb-blocked); font-weight: 600; }
.task-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.task-actions select { width: auto; padding: 5px 9px; font-size: 13px; border-radius: var(--rb-r-md); }

/* ---- Client sections ---------------------------------------------------- */
.client-header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; margin: 0 0 4px; flex-wrap: wrap;
}
.client-header h3 { margin: 0; font-size: 15px; font-weight: 650; }
.client-header .meta { color: var(--rb-muted); font-size: 13px; }
.client-header-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

/* ---- Misc --------------------------------------------------------------- */
.muted { color: var(--rb-muted); }
.empty {
  color: var(--rb-muted); text-align: center; padding: 30px 16px; font-size: 14px;
  border: 1px dashed var(--rb-border-strong); border-radius: var(--rb-r-2xl);
  background: color-mix(in oklch, var(--rb-surface-2) 55%, transparent);
}
.pill-count {
  background: var(--rb-accent); color: var(--rb-accent-fg);
  font-size: 12px; font-weight: 600; border-radius: 999px; padding: 2px 9px;
}
.grid-summary { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 20px; }
.stat {
  background: var(--rb-surface);
  border: 1px solid var(--rb-border);
  border-radius: var(--rb-r-2xl);
  box-shadow: var(--rb-shadow-sm);
  padding: 16px 20px; flex: 1; min-width: 132px;
  position: relative; overflow: hidden;
}
.stat::after {
  content: ""; position: absolute; inset: auto auto 0 0;
  height: 2px; width: 100%;
  background: color-mix(in oklch, var(--stat-c, var(--rb-accent)) 55%, transparent);
}
.stat .n { font-size: 25px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; }
.stat .l { color: var(--rb-muted); font-size: 12.5px; margin-top: 2px; }
.stat[data-tone="progress"] { --stat-c: var(--rb-progress); }
.stat[data-tone="waiting"] { --stat-c: var(--rb-waiting); }
.stat[data-tone="blocked"] { --stat-c: var(--rb-blocked); }
.stat[data-tone="done"] { --stat-c: var(--rb-done); }
.stat[data-tone="neutral"] { --stat-c: var(--rb-todo); }

/* ---- Modal -------------------------------------------------------------- */
.modal-backdrop {
  position: fixed; inset: 0;
  background: oklch(20.8% 0.042 265.755 / 0.45);
  backdrop-filter: blur(2px);
  display: none; align-items: flex-start; justify-content: center; z-index: 50; padding: 40px 16px;
}
.modal-backdrop.open { display: flex; }
.modal {
  background: var(--rb-surface);
  border: 1px solid var(--rb-border);
  border-radius: var(--rb-r-4xl);
  padding: 22px; width: 100%; max-width: 460px;
  box-shadow: var(--rb-shadow-lg);
  max-height: calc(100vh - 80px); overflow: auto;
}
.modal h2 { margin: 0 0 16px; font-size: 17px; font-weight: 650; letter-spacing: -0.01em; }
.modal .sub { color: var(--rb-muted); font-size: 13.5px; margin: -8px 0 16px; }
.modal.modal-wide { max-width: 680px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 8px; }

/* ---- Import clients ----------------------------------------------------- */
.import-note {
  font-size: 13px; color: var(--rb-muted);
  background: var(--rb-surface-2); border: 1px solid var(--rb-border);
  border-radius: var(--rb-r-lg); padding: 10px 12px; margin: 14px 0;
}
.import-note.error {
  background: color-mix(in oklch, var(--rb-blocked) 12%, var(--rb-surface));
  color: color-mix(in oklch, var(--rb-blocked) 80%, var(--rb-fg));
  border-color: color-mix(in oklch, var(--rb-blocked) 35%, transparent);
}
.import-note strong { color: var(--rb-fg); }
.import-table-wrap {
  max-height: 320px; overflow: auto;
  border: 1px solid var(--rb-border); border-radius: var(--rb-r-lg); margin-bottom: 8px;
}
.import-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.import-table th, .import-table td {
  text-align: left; padding: 8px 12px; border-bottom: 1px solid var(--rb-border); white-space: nowrap;
}
.import-table th {
  position: sticky; top: 0; background: var(--rb-surface-2);
  font-size: 12px; color: var(--rb-fg-subtle); z-index: 1;
}
.import-table tbody tr:last-child td { border-bottom: none; }
.import-table tr.muted-row td { color: var(--rb-muted); }
.import-status {
  font-size: 11px; font-weight: 600; padding: 2px 8px; border-radius: 999px;
  color: var(--rb-muted); background: color-mix(in oklch, var(--rb-muted) 14%, transparent);
}
.import-status[data-ok="true"] {
  color: var(--rb-done); background: color-mix(in oklch, var(--rb-done) 14%, transparent);
}

/* ---- Toast -------------------------------------------------------------- */
#toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(6px);
  background: var(--rb-fg); color: var(--rb-bg);
  padding: 11px 18px; border-radius: var(--rb-r-xl);
  font-size: 14px; font-weight: 500;
  box-shadow: var(--rb-shadow-md);
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s, transform 0.2s; z-index: 100;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
#toast.error { background: var(--rb-blocked); color: oklch(100% 0 0); }

/* ---- Login -------------------------------------------------------------- */
.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px;
  background:
    radial-gradient(60rem 30rem at 50% -12rem, color-mix(in oklch, var(--rb-accent) 16%, transparent), transparent 70%),
    var(--rb-bg);
}
.login-card {
  background: var(--rb-surface);
  border: 1px solid var(--rb-border);
  border-radius: var(--rb-r-4xl);
  box-shadow: var(--rb-shadow-md);
  padding: 36px; width: 100%; max-width: 400px; text-align: center;
}
.login-card .brand { font-size: 20px; display: inline-flex; margin-bottom: 6px; }
.login-card p { color: var(--rb-muted); font-size: 14px; margin: 0 0 22px; }
.login-card .field { text-align: left; }
.login-card .btn { width: 100%; }
.notice { font-size: 14px; padding: 11px 13px; border-radius: var(--rb-r-lg); margin-bottom: 18px; text-align: left; }
.notice.success {
  background: color-mix(in oklch, var(--rb-done) 12%, var(--rb-surface));
  color: color-mix(in oklch, var(--rb-done) 75%, var(--rb-fg));
  border: 1px solid color-mix(in oklch, var(--rb-done) 30%, transparent);
}
.notice.error {
  background: color-mix(in oklch, var(--rb-blocked) 12%, var(--rb-surface));
  color: color-mix(in oklch, var(--rb-blocked) 78%, var(--rb-fg));
  border: 1px solid color-mix(in oklch, var(--rb-blocked) 30%, transparent);
}

/* ==========================================================================
   Kanban board
   ========================================================================== */
.board-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 14px; flex-wrap: wrap; margin-bottom: 18px;
}
.board-toolbar .left { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.board-toolbar .right { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.board-toolbar select, .board-toolbar input[type="search"] { width: auto; min-width: 190px; }

.board {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(248px, 1fr);
  gap: 14px;
  align-items: stretch;
  overflow-x: auto;
  padding-bottom: 12px;
  scroll-snap-type: x proximity;
}

.column {
  display: flex; flex-direction: column;
  background: color-mix(in oklch, var(--rb-surface-2) 70%, var(--rb-bg));
  border: 1px solid var(--rb-border);
  border-radius: var(--rb-r-3xl);
  min-height: 340px;
  max-height: calc(100vh - 250px);
  scroll-snap-align: start;
  transition: background 0.15s, border-color 0.15s, box-shadow 0.15s;
}
.column.drag-over {
  background: color-mix(in oklch, var(--col-c, var(--rb-accent)) 10%, var(--rb-surface));
  border-color: color-mix(in oklch, var(--col-c, var(--rb-accent)) 45%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in oklch, var(--col-c, var(--rb-accent)) 30%, transparent);
}
.column[data-status="To Do"] { --col-c: var(--rb-todo); }
.column[data-status="In Progress"] { --col-c: var(--rb-progress); }
.column[data-status="Waiting on Client"] { --col-c: var(--rb-waiting); }
.column[data-status="Blocked"] { --col-c: var(--rb-blocked); }
.column[data-status="Done"] { --col-c: var(--rb-done); }

.column-head {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 14px 10px;
  position: sticky; top: 0; z-index: 2;
  border-bottom: 1px solid var(--rb-border);
  border-radius: var(--rb-r-3xl) var(--rb-r-3xl) 0 0;
  background: inherit;
  backdrop-filter: blur(6px);
}
.column-head .dot {
  width: 8px; height: 8px; border-radius: 999px;
  background: var(--col-c, var(--rb-accent)); flex-shrink: 0;
  box-shadow: 0 0 0 3px color-mix(in oklch, var(--col-c, var(--rb-accent)) 18%, transparent);
}
.column-head .name {
  font-size: 13px; font-weight: 650; letter-spacing: 0.01em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.column-head .count {
  margin-left: auto;
  font-size: 11.5px; font-weight: 600; color: var(--rb-muted);
  background: color-mix(in oklch, var(--rb-muted) 12%, transparent);
  border-radius: 999px; padding: 1px 8px; min-width: 22px; text-align: center;
}
.column-head .add {
  border: none; background: transparent; cursor: pointer; color: var(--rb-muted);
  border-radius: var(--rb-r-sm); width: 22px; height: 22px; font-size: 16px; line-height: 1;
  display: inline-flex; align-items: center; justify-content: center; padding: 0;
}
.column-head .add:hover { background: var(--rb-surface-3); color: var(--rb-fg); }

.column-body {
  display: flex; flex-direction: column; gap: 9px;
  padding: 10px; overflow-y: auto; flex: 1; min-height: 90px;
}
.column-empty {
  border: 1px dashed var(--rb-border-strong);
  border-radius: var(--rb-r-xl);
  color: var(--rb-muted); font-size: 12.5px; text-align: center;
  padding: 18px 10px;
}

/* ---- Kanban cards ------------------------------------------------------- */
.kcard {
  background: var(--rb-surface);
  border: 1px solid var(--rb-border);
  border-left: 3px solid color-mix(in oklch, var(--col-c, var(--rb-accent)) 70%, transparent);
  border-radius: var(--rb-r-xl);
  box-shadow: var(--rb-shadow-sm);
  padding: 11px 12px;
  cursor: grab;
  transition: box-shadow 0.15s, transform 0.08s, border-color 0.15s;
}
.kcard:hover { box-shadow: var(--rb-shadow-md); transform: translateY(-1px); }
.kcard:active { cursor: grabbing; }
.kcard.readonly { cursor: default; }
.kcard.readonly:hover { transform: none; }
.kcard.dragging { opacity: 0.45; transform: rotate(1.2deg) scale(0.99); box-shadow: var(--rb-shadow-md); }

.kcard-top { display: flex; align-items: flex-start; gap: 8px; }
.kcard-title {
  font-size: 13.5px; font-weight: 600; line-height: 1.35; flex: 1; min-width: 0;
  overflow-wrap: anywhere;
}
.kcard.done .kcard-title { color: var(--rb-muted); text-decoration: line-through; }
.kcard-menu {
  display: flex; gap: 4px; flex-shrink: 0; opacity: 0;
  transition: opacity 0.12s;
}
.kcard:hover .kcard-menu, .kcard:focus-within .kcard-menu { opacity: 1; }
.kcard-menu button {
  border: 1px solid transparent; background: transparent; cursor: pointer;
  color: var(--rb-muted); border-radius: var(--rb-r-sm);
  width: 22px; height: 22px; padding: 0; font-size: 12px; line-height: 1;
  display: inline-flex; align-items: center; justify-content: center;
}
.kcard-menu button:hover { background: var(--rb-surface-2); color: var(--rb-fg); }
.kcard-menu button.del:hover { background: color-mix(in oklch, var(--rb-blocked) 12%, transparent); color: var(--rb-blocked); }

.kcard-desc {
  color: var(--rb-muted); font-size: 12.5px; margin-top: 5px; line-height: 1.45;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.kcard-foot {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  margin-top: 10px; font-size: 11.5px; color: var(--rb-muted);
}
.kcard-client {
  display: inline-flex; align-items: center; gap: 5px;
  font-weight: 600; color: var(--rb-fg-subtle);
  background: var(--rb-surface-2);
  border-radius: 999px; padding: 2px 8px 2px 3px;
  max-width: 100%; min-width: 0;
}
.kcard-client .avatar {
  width: 16px; height: 16px; border-radius: 999px; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 9px; font-weight: 700; letter-spacing: 0;
  color: oklch(100% 0 0);
  background: var(--avatar-c, var(--rb-accent));
}
.kcard-client .label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.kcard-due { display: inline-flex; align-items: center; gap: 4px; }
.kcard-due.overdue { color: var(--rb-blocked); font-weight: 600; }
.kcard-due.soon { color: var(--rb-waiting); font-weight: 600; }

.board-hint { color: var(--rb-muted); font-size: 12.5px; margin: 0 0 16px; }

/* ---- Theme toggle ------------------------------------------------------- */
.theme-toggle {
  border: 1px solid var(--rb-border-strong); background: var(--rb-surface);
  color: var(--rb-muted); cursor: pointer;
  width: 32px; height: 32px; border-radius: var(--rb-r-lg);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 14px; line-height: 1; padding: 0;
  transition: background 0.15s, color 0.15s;
}
.theme-toggle:hover { background: var(--rb-surface-2); color: var(--rb-fg); }

/* ---- Responsive --------------------------------------------------------- */
@media (max-width: 900px) {
  .topbar { padding: 10px 16px; }
  .container { padding: 18px 16px; }
  .column { max-height: none; }
}

/* Narrow screens: brand and account actions share the first row, the view
   switcher gets its own full-width row underneath. `display: contents` lets
   the nav escape .topbar-left so it can be ordered independently. */
@media (max-width: 700px) {
  .topbar { flex-wrap: wrap; row-gap: 10px; gap: 10px; }
  .topbar-left { display: contents; }
  .brand { order: 1; }
  .topbar-right { order: 2; margin-left: auto; }
  .topbar-right #who { display: none; }
  .nav { order: 3; flex-basis: 100%; }
  .nav a { flex: 1; justify-content: center; }

  .board-toolbar .right { width: 100%; }
  .board-toolbar .right > * { flex: 1; min-width: 0; }
  .board-toolbar select, .board-toolbar input[type="search"] { min-width: 0; }
  .stat { min-width: 120px; }
}

@media (max-width: 560px) {
  .task { flex-direction: column; }
  .task-actions { width: 100%; }
  .board { grid-auto-columns: minmax(84vw, 1fr); }
  .kcard-menu { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}