/* ─── RESET & BASE ─────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --walnut: #3e2b23;
  --walnut-dark: #2b1d17;
  --felt: #2f4b3c;
  --felt-light: #375a48;
  --paper: #f4ecd8;
  --ink: #2b2420;
  --ink-muted: #8a7a66;
  --pin-red: #c1443b;
  --font-display: 'Kalam', cursive;
  --font-hand: 'Caveat', cursive;
  --font-ui: 'Inter', system-ui, sans-serif;
}

html, body {
  height: 100%;
  font-family: var(--font-ui);
  background: var(--felt);
  color: var(--ink);
  overflow-x: hidden;
}

body {
  background-image:
    radial-gradient(circle at 20% 20%, rgba(255,255,255,0.03) 0, transparent 40%),
    radial-gradient(circle at 80% 60%, rgba(255,255,255,0.025) 0, transparent 45%),
    repeating-linear-gradient(45deg, rgba(0,0,0,0.015) 0 2px, transparent 2px 4px);
  background-color: var(--felt);
  min-height: 100vh;
}

/* ─── HEADER ────────────────────────────────────────── */
#board-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 36px;
  background: var(--walnut);
  border-bottom: 6px solid var(--walnut-dark);
  box-shadow: 0 6px 20px rgba(0,0,0,0.35);
}

#board-title-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

#pin-icon { font-size: 22px; transform: rotate(-15deg); }

#board-title {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 700;
  color: var(--paper);
  outline: none;
  border-bottom: 2px dashed transparent;
  transition: border-color 0.2s;
}

#board-title:focus { border-color: rgba(244,236,216,0.4); }

#add-column-btn {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: 8px;
  border: 1px solid rgba(244,236,216,0.25);
  background: rgba(244,236,216,0.08);
  color: var(--paper);
  cursor: pointer;
  transition: all 0.2s;
}

#add-column-btn:hover {
  background: rgba(244,236,216,0.18);
  transform: translateY(-1px);
}

#header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

#search-input {
  font-family: var(--font-ui);
  font-size: 13px;
  padding: 9px 14px;
  border-radius: 8px;
  border: 1px solid rgba(244,236,216,0.2);
  background: rgba(0,0,0,0.15);
  color: var(--paper);
  outline: none;
  width: 170px;
  transition: all 0.2s;
}

#search-input::placeholder { color: rgba(244,236,216,0.35); }

#search-input:focus {
  width: 220px;
  border-color: rgba(244,236,216,0.45);
  background: rgba(0,0,0,0.25);
}

/* ─── BOARD ─────────────────────────────────────────── */
#board {
  display: flex;
  gap: 22px;
  padding: 30px 36px 60px;
  overflow-x: auto;
  align-items: flex-start;
  min-height: calc(100vh - 96px);
}

.lane {
  flex: 0 0 280px;
  background: rgba(0,0,0,0.12);
  border-radius: 10px;
  padding: 14px 12px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.03);
  transition: background 0.2s;
}

.lane.drag-over {
  background: rgba(255,255,255,0.06);
}

.lane.lane-dragging {
  opacity: 0.35;
}

.lane-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 6px 4px;
}

.lane-handle {
  cursor: grab;
  color: rgba(244,236,216,0.35);
  font-size: 14px;
  padding: 0 4px 0 0;
  user-select: none;
}
.lane-handle:active { cursor: grabbing; }

.lane-title {
  font-family: var(--font-hand);
  font-size: 22px;
  font-weight: 700;
  color: var(--paper);
  outline: none;
  cursor: text;
  flex: 1;
}

.lane-count {
  font-size: 11px;
  font-weight: 600;
  color: rgba(244,236,216,0.5);
  background: rgba(0,0,0,0.25);
  border-radius: 99px;
  padding: 2px 8px;
  margin-left: 8px;
}

.lane-delete {
  background: none;
  border: none;
  color: rgba(244,236,216,0.35);
  font-size: 15px;
  cursor: pointer;
  padding: 2px 6px;
  transition: color 0.2s;
}
.lane-delete:hover { color: var(--pin-red); }

.card-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 30px;
}

.empty-lane {
  font-family: var(--font-hand);
  font-size: 15px;
  color: rgba(244,236,216,0.4);
  text-align: center;
  padding: 18px 8px;
  border: 1.5px dashed rgba(244,236,216,0.15);
  border-radius: 8px;
}

/* ─── CARD ──────────────────────────────────────────── */
.card {
  position: relative;
  background: var(--paper);
  border-radius: 3px;
  padding: 14px 14px 12px;
  box-shadow: 0 3px 8px rgba(0,0,0,0.3), 0 1px 0 rgba(255,255,255,0.4) inset;
  cursor: grab;
  transform: rotate(var(--tilt, -0.6deg));
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.card:hover {
  transform: rotate(0deg) translateY(-2px);
  box-shadow: 0 8px 18px rgba(0,0,0,0.4), 0 1px 0 rgba(255,255,255,0.4) inset;
}

.card.dragging {
  opacity: 0.4;
}

.card::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #e2716a, var(--pin-red));
  box-shadow: 0 2px 3px rgba(0,0,0,0.4);
}

.card-title {
  font-family: var(--font-hand);
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.25;
  word-break: break-word;
}

.card-desc {
  font-family: var(--font-ui);
  font-size: 12px;
  color: var(--ink-muted);
  margin-top: 6px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-drop-ghost {
  height: 4px;
  border-radius: 4px;
  background: var(--pin-red);
  opacity: 0.6;
  margin: -3px 0;
}

.card-due {
  display: inline-block;
  margin-top: 8px;
  font-size: 11px;
  font-weight: 600;
  font-family: var(--font-ui);
  padding: 3px 8px;
  border-radius: 99px;
  background: rgba(0,0,0,0.08);
  color: var(--ink-muted);
}

.card-due.overdue {
  background: rgba(193,68,59,0.15);
  color: var(--pin-red);
}

.add-card-btn {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  color: rgba(244,236,216,0.55);
  background: none;
  border: 1.5px dashed rgba(244,236,216,0.25);
  border-radius: 6px;
  padding: 9px;
  cursor: pointer;
  transition: all 0.2s;
  margin-top: 2px;
}

.add-card-btn:hover {
  color: var(--paper);
  border-color: rgba(244,236,216,0.5);
  background: rgba(244,236,216,0.05);
}

/* ─── MODAL ─────────────────────────────────────────── */
#modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

#modal-backdrop.visible { display: flex; }

#card-modal {
  width: 380px;
  max-width: 92vw;
  background: var(--paper);
  border-radius: 10px;
  padding: 22px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  animation: modalPop 0.2s cubic-bezier(0.34,1.56,0.64,1);
}

@keyframes modalPop {
  from { opacity: 0; transform: scale(0.94) translateY(8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 12px 0 6px;
}
.modal-label:first-of-type { margin-top: 0; }

#modal-title, #modal-desc {
  width: 100%;
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--ink);
  background: rgba(0,0,0,0.05);
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 7px;
  padding: 9px 11px;
  outline: none;
  transition: border-color 0.2s;
}

#modal-title:focus, #modal-desc:focus { border-color: var(--pin-red); }

#modal-desc {
  resize: vertical;
  min-height: 70px;
  font-family: var(--font-ui);
  line-height: 1.4;
}

#modal-colors {
  display: flex;
  gap: 8px;
}

#modal-due-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

#modal-due {
  flex: 1;
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--ink);
  background: rgba(0,0,0,0.05);
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 7px;
  padding: 8px 10px;
  outline: none;
  transition: border-color 0.2s;
}
#modal-due:focus { border-color: var(--pin-red); }

#modal-due-clear { padding: 8px 12px; font-size: 12px; }

.swatch {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.15s;
}

.swatch:hover { transform: scale(1.12); }
.swatch.selected { border-color: var(--ink); transform: scale(1.12); }

#modal-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 20px;
}

.modal-actions-right { display: flex; gap: 8px; }

.ghost-btn, .primary-btn {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 7px;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

.ghost-btn {
  background: rgba(0,0,0,0.06);
  color: var(--ink);
}
.ghost-btn:hover { background: rgba(0,0,0,0.1); }
.ghost-btn.danger { color: var(--pin-red); }
.ghost-btn.danger:hover { background: rgba(193,68,59,0.12); }

.primary-btn {
  background: var(--felt);
  color: var(--paper);
}
.primary-btn:hover { background: var(--felt-light); }

/* ─── CONFIRM DIALOG ────────────────────────────────── */
#confirm-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
}

#confirm-backdrop.visible { display: flex; }

#confirm-box {
  width: 320px;
  max-width: 90vw;
  background: var(--paper);
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  animation: modalPop 0.2s cubic-bezier(0.34,1.56,0.64,1);
}

#confirm-message {
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--ink);
  line-height: 1.5;
  margin-bottom: 18px;
}

#confirm-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* ─── SCROLLBAR ─────────────────────────────────────── */
::-webkit-scrollbar { height: 8px; width: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 99px; }

/* ─── RESPONSIVE ────────────────────────────────────── */
@media (max-width: 700px) {
  #board-header { padding: 16px 18px; }
  #board { padding: 20px 18px 50px; }
  .lane { flex: 0 0 240px; }
}