/* ==========================================================================
   LISTAHAN — bright worktable kanban. Mobile-first, min-width queries only.
   ========================================================================== */

:root {
  --worktable: #EDEBE6;
  --tray: #E2DFD8;
  --card: #FBFAF7;
  --ink: #26241F;
  --marker: #2B5BD7;
  --warning: #C24914;
  --line: #CFCBC0;
  --muted: #79746A;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;
  --lift-shadow: 0 10px 24px rgba(38, 36, 31, 0.22), 0 2px 6px rgba(38, 36, 31, 0.14);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { height: 100%; }

body {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--worktable);
  color: var(--ink);
  font-family: "Gabarito", system-ui, sans-serif;
  font-weight: 500;
  line-height: 1.45;
  overflow-x: hidden;
}

button { font: inherit; color: inherit; }

:focus-visible {
  outline: 3px solid var(--marker);
  outline-offset: 2px;
  border-radius: 4px;
}

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

.app-header {
  padding: 1rem 1rem 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.masthead {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 1rem;
}

.brand h1 {
  font-weight: 800;
  font-size: 1.6rem;
  letter-spacing: 0.04em;
  color: var(--marker);
  display: inline;
}

.tagline {
  display: inline;
  margin-left: 0.5rem;
  font-size: 0.95rem;
  color: var(--muted);
}

.stats {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
}

.header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.8rem;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.btn:hover { border-color: var(--ink); }

.btn-primary {
  background: var(--marker);
  border-color: var(--marker);
  color: #fff;
}

.btn-primary:hover { background: #234BB4; border-color: #234BB4; }

.btn-danger {
  border-color: var(--warning);
  color: var(--warning);
}

.btn-danger:hover { background: var(--warning); color: #fff; border-color: var(--warning); }

/* ---------- filter row ---------- */

.filter-row {
  padding: 0.25rem 1rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.chip .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--chip-color, var(--muted));
  flex: none;
}

.chip[aria-pressed="true"] {
  border-color: var(--chip-color, var(--ink));
  background: color-mix(in srgb, var(--chip-color, var(--ink)) 12%, var(--card));
}

.filter-search {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.75rem;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  color: var(--muted);
  max-width: 22rem;
}

.filter-search input {
  border: 0;
  background: transparent;
  font: inherit;
  font-size: 0.85rem;
  color: var(--ink);
  width: 100%;
  outline: none;
}

/* ---------- board: mobile-first horizontal snap panes ---------- */

.board-wrap { flex: 1; min-height: 0; }

.board {
  display: flex;
  gap: 0.75rem;
  padding: 0 1rem 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  align-items: flex-start;
  min-height: 60vh;
}

.column {
  flex: 0 0 86%;
  scroll-snap-align: start;
  background: var(--tray);
  border: 1.5px solid var(--line);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  max-height: calc(100dvh - 14rem);
  min-height: 14rem;
  transition: border-color 0.2s ease;
}

.column.over-wip { border-color: var(--warning); }

.column-header {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.65rem 0.75rem 0.4rem;
}

.column-title {
  font-weight: 800;
  font-size: 1rem;
  border: 0;
  background: transparent;
  cursor: pointer;
  text-align: left;
  padding: 0.1rem 0.2rem;
  border-radius: 4px;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.column-title:hover { background: rgba(38, 36, 31, 0.06); }

.column-title-input {
  font: inherit;
  font-weight: 800;
  font-size: 1rem;
  width: 100%;
  min-width: 0;
  border: 1.5px solid var(--marker);
  border-radius: 4px;
  padding: 0.1rem 0.2rem;
  background: var(--card);
  color: var(--ink);
}

.column.over-wip .column-title,
.column.over-wip .wip-count { color: var(--warning); }

.wip-count {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 0.15rem 0.3rem;
  border-radius: 4px;
  white-space: nowrap;
}

.wip-count:hover { background: rgba(38, 36, 31, 0.06); }

.wip-input {
  margin-left: auto;
  width: 4.5rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  border: 1.5px solid var(--marker);
  border-radius: 4px;
  padding: 0.15rem 0.3rem;
  background: var(--card);
  color: var(--ink);
}

.column-delete {
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  padding: 0.2rem;
  border-radius: 4px;
  display: inline-flex;
  flex: none;
}

.column-delete:hover { color: var(--warning); background: rgba(194, 73, 20, 0.1); }

.wip-note {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--warning);
  padding: 0 0.85rem 0.2rem;
}

.card-list {
  list-style: none;
  flex: 1;
  min-height: 3rem;
  overflow-y: auto;
  padding: 0.35rem 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* ---------- cards ---------- */

.card {
  background: var(--card);
  border: 1.5px solid var(--line);
  border-left: 3px solid var(--label-color, var(--line));
  border-radius: 8px;
  padding: 0.55rem 0.6rem 0.55rem 0.7rem;
  cursor: grab;
  position: relative;
  transition: box-shadow 0.15s ease, transform 0.15s ease, opacity 0.2s ease;
  touch-action: pan-x pan-y;
}

.card:hover { box-shadow: 0 2px 8px rgba(38, 36, 31, 0.12); }

.card.faded { opacity: 0.08; }

.card.drag-source { opacity: 0.35; }

.card.lifted,
.drag-clone {
  box-shadow: var(--lift-shadow);
  transform: rotate(2.5deg) scale(1.03);
  cursor: grabbing;
}

.drag-clone {
  position: fixed;
  z-index: 60;
  pointer-events: none;
  margin: 0;
  list-style: none;
}

.drop-placeholder {
  border: 2px dashed var(--marker);
  border-radius: 8px;
  background: rgba(43, 91, 215, 0.08);
  list-style: none;
}

.card-top {
  display: flex;
  align-items: flex-start;
  gap: 0.4rem;
}

.card-title {
  font-weight: 700;
  font-size: 0.9rem;
  overflow-wrap: anywhere;
}

.card-move {
  margin-left: auto;
  flex: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  padding: 0.15rem;
  border-radius: 4px;
  display: inline-flex;
}

.card-move:hover { color: var(--ink); background: rgba(38, 36, 31, 0.08); }

.card-note {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 0.2rem;
  overflow-wrap: anywhere;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.4rem;
  align-items: center;
}

.card-meta:empty { display: none; }

.label-chip {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--label-color, var(--muted));
  background: color-mix(in srgb, var(--label-color, var(--muted)) 12%, var(--card));
  border-radius: 999px;
  padding: 0.1rem 0.5rem;
}

.due-chip {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.1rem 0.5rem;
}

.due-chip.overdue {
  color: #fff;
  background: var(--warning);
  border-color: var(--warning);
}

.add-card {
  margin: 0 0.6rem 0.6rem;
  padding: 0.45rem;
  border: 1.5px dashed var(--line);
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.add-card:hover { color: var(--marker); border-color: var(--marker); }

.quick-add {
  margin: 0 0.6rem 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.quick-add input {
  font: inherit;
  font-size: 0.9rem;
  padding: 0.45rem 0.55rem;
  border: 1.5px solid var(--marker);
  border-radius: 8px;
  background: var(--card);
  color: var(--ink);
}

/* ---------- panels / overlays ---------- */

[hidden] { display: none !important; }

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(38, 36, 31, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 40;
}

.panel {
  background: var(--card);
  border-radius: 12px;
  border: 1.5px solid var(--line);
  padding: 1.25rem;
  width: 100%;
  max-width: 26rem;
  max-height: calc(100dvh - 2rem);
  overflow-y: auto;
  box-shadow: var(--lift-shadow);
}

.panel-narrow { max-width: 22rem; }

.panel h2 {
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 0.9rem;
}

.field {
  display: block;
  margin-bottom: 0.85rem;
  border: 0;
}

.field > span,
.field legend {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--muted);
  margin-bottom: 0.25rem;
}

.field em { color: var(--warning); font-style: normal; }

.field input[type="text"],
.field input[type="date"],
.field textarea {
  width: 100%;
  font: inherit;
  font-size: 0.9rem;
  padding: 0.5rem 0.6rem;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  color: var(--ink);
  resize: vertical;
}

.field input[type="date"] { font-family: var(--mono); font-size: 0.82rem; }

.field input:focus,
.field textarea:focus { border-color: var(--marker); outline: none; }

.label-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.label-picker label {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.65rem;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
}

.label-picker input { position: absolute; opacity: 0; pointer-events: none; }

.label-picker .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--chip-color, var(--muted));
}

.label-picker label:has(input:checked) {
  border-color: var(--chip-color, var(--ink));
  background: color-mix(in srgb, var(--chip-color, var(--ink)) 14%, var(--card));
}

.label-picker label:has(input:focus-visible) {
  outline: 3px solid var(--marker);
  outline-offset: 2px;
}

.panel-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
  align-items: center;
}

.spacer { flex: 1; }

.label-edit-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.6rem;
}

.label-edit-row .dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  flex: none;
}

.label-edit-row input {
  flex: 1;
  font: inherit;
  font-size: 0.9rem;
  padding: 0.4rem 0.55rem;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  color: var(--ink);
}

/* ---------- move menu ---------- */

.move-menu {
  position: fixed;
  z-index: 50;
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--lift-shadow);
  padding: 0.35rem;
  display: flex;
  flex-direction: column;
  min-width: 11rem;
}

.move-menu button {
  border: 0;
  background: transparent;
  text-align: left;
  padding: 0.45rem 0.6rem;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
}

.move-menu button:hover { background: var(--tray); }

.move-menu .menu-sep {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 0.3rem 0.2rem;
}

/* ---------- toasts ---------- */

.toast-region {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 70;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: center;
  width: calc(100% - 2rem);
  max-width: 24rem;
  pointer-events: none;
}

.toast {
  background: var(--ink);
  color: var(--card);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  box-shadow: var(--lift-shadow);
  animation: toast-in 0.25s ease;
  text-align: center;
}

@keyframes toast-in {
  from { opacity: 0; transform: translateY(0.5rem); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---------- footer ---------- */

.app-footer {
  padding: 1.25rem 1rem 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  align-items: center;
  font-size: 0.78rem;
  color: var(--muted);
  border-top: 1.5px solid var(--line);
}

.back-link {
  color: var(--marker);
  font-weight: 700;
  text-decoration: none;
}

.back-link:hover { text-decoration: underline; }

/* ---------- responsive: 2 columns, then all ---------- */

@media (min-width: 640px) {
  .column { flex: 0 0 46%; }
}

@media (min-width: 960px) {
  .app-header {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    padding: 1.25rem 1.5rem 0.5rem;
  }
  .filter-row {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 0.25rem 1.5rem 0.9rem;
  }
  .filter-search { flex: 0 0 20rem; }
  .board { padding: 0 1.5rem 1.5rem; scroll-snap-type: none; }
  .column { flex: 0 0 20rem; }
  .brand h1 { font-size: 1.85rem; }
}

/* ---------- reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  .card.lifted,
  .drag-clone { transform: none; }
}