:root {
  --bg: #0e0e0e;
  --surface: #161616;
  --surface2: #1f1f1f;
  --border: #2a2a2a;
  --border2: #383838;
  --accent: #e8ff47;
  --accent2: #ff6b35;
  --accent3: #4dffb8;
  --text: #f0f0f0;
  --text2: #888;
  --text3: #555;
  --backlog: #3a3a5c;
  --ongoing: #3a4a3a;
  --done: #2a2a2a;
  --backlog-accent: #8888ff;
  --ongoing-accent: #4dffb8;
  --done-accent: #888;
}

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

body {
  font-family: 'IBM Plex Mono', monospace;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

/* GRID BACKGROUND */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.3;
  pointer-events: none;
  z-index: 0;
}

/* ======= SETUP SCREEN ======= */
#setup-screen {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.setup-box {
  width: 100%;
  max-width: 560px;
  border: 1px solid var(--border2);
  background: var(--surface);
  padding: 40px;
  position: relative;
}

.setup-box::before {
  content: '';
  position: absolute;
  top: -1px; left: -1px;
  width: 40px; height: 40px;
  border-top: 2px solid var(--accent);
  border-left: 2px solid var(--accent);
}
.setup-box::after {
  content: '';
  position: absolute;
  bottom: -1px; right: -1px;
  width: 40px; height: 40px;
  border-bottom: 2px solid var(--accent);
  border-right: 2px solid var(--accent);
}

.setup-label {
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.setup-title {
  font-family: 'Instrument Serif', serif;
  font-size: 42px;
  line-height: 1;
  color: var(--text);
  margin-bottom: 32px;
}

.setup-title em {
  font-style: italic;
  color: var(--accent);
}

.setup-steps {
  margin-bottom: 28px;
}

.step {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  align-items: flex-start;
}

.step-num {
  width: 22px;
  height: 22px;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.step-text {
  font-size: 12px;
  color: var(--text2);
  line-height: 1.6;
}

.step-text a {
  color: var(--accent);
  text-decoration: underline;
  cursor: pointer;
}

.step-text code {
  background: var(--surface2);
  padding: 2px 6px;
  font-size: 11px;
  color: var(--accent3);
  border: 1px solid var(--border2);
}

.field-group {
  margin-bottom: 20px;
}

.field-label {
  font-size: 10px;
  color: var(--text3);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 8px;
  display: block;
}

.field-input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border2);
  color: var(--text);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  padding: 10px 14px;
  outline: none;
  transition: border-color 0.2s;
}

.field-input:focus {
  border-color: var(--accent);
}

.field-input::placeholder { color: var(--text3); }

.btn-primary {
  background: var(--accent);
  color: #000;
  border: none;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 12px 28px;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.1s;
  width: 100%;
}

.btn-primary:hover { opacity: 0.85; }
.btn-primary:active { transform: scale(0.98); }

.setup-note {
  margin-top: 16px;
  font-size: 10px;
  color: var(--text3);
  line-height: 1.7;
}

/* ======= MAIN APP ======= */
#app {
  position: relative;
  z-index: 1;
  min-height: 100vh;
}

header {
  border-bottom: 1px solid var(--border);
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  background: rgba(14,14,14,0.9);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.logo {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 4px;
  color: var(--accent);
  text-transform: uppercase;
}

.header-sep {
  width: 1px;
  height: 20px;
  background: var(--border2);
}

.task-count {
  font-size: 11px;
  color: var(--text3);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-add {
  background: var(--accent);
  color: #000;
  border: none;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  padding: 8px 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: opacity 0.15s;
}

.btn-add:hover { opacity: 0.85; }

.btn-settings {
  background: transparent;
  border: 1px solid var(--border2);
  color: var(--text3);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  padding: 7px 12px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.btn-settings:hover { color: var(--text); border-color: var(--text3); }

/* ======= BOARD ======= */
.board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  min-height: calc(100vh - 56px);
}

.column {
  background: var(--bg);
  padding: 24px 20px;
  min-height: calc(100vh - 56px);
}

.col-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.col-title-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.col-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.col-backlog .col-dot { background: var(--backlog-accent); }
.col-ongoing .col-dot { background: var(--ongoing-accent); }
.col-done .col-dot { background: var(--done-accent); }

.col-title {
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  font-weight: 600;
}

.col-backlog .col-title { color: var(--backlog-accent); }
.col-ongoing .col-title { color: var(--ongoing-accent); }
.col-done .col-title { color: var(--done-accent); }

.col-count {
  font-size: 10px;
  color: var(--text3);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 2px 8px;
}

.cards {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* ======= TASK CARD ======= */
.card {
  background: var(--surface);
  border: 1px solid var(--border2);
  padding: 16px;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.1s;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px;
  height: 100%;
}

.col-backlog .card::before { background: var(--backlog-accent); }
.col-ongoing .card::before { background: var(--ongoing-accent); }
.col-done .card::before { background: var(--done-accent); }

.card:hover {
  border-color: var(--border2);
  transform: translateY(-1px);
}

.col-backlog .card:hover { border-color: var(--backlog-accent); }
.col-ongoing .card:hover { border-color: var(--ongoing-accent); }
.col-done .card:hover { border-color: var(--done-accent); }

.card-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 10px;
  line-height: 1.5;
}

.col-done .card-title {
  color: var(--text3);
  text-decoration: line-through;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.card-date {
  font-size: 10px;
  color: var(--text3);
  display: flex;
  align-items: center;
  gap: 4px;
}

.card-date.overdue { color: var(--accent2); }

.card-ref-badge {
  font-size: 9px;
  letter-spacing: 1px;
  color: var(--text3);
  background: var(--surface2);
  border: 1px solid var(--border);
  padding: 1px 6px;
}

.card-actions {
  position: absolute;
  top: 8px;
  right: 8px;
  display: none;
  gap: 4px;
}

.card:hover .card-actions { display: flex; }

.card-btn {
  background: var(--surface2);
  border: 1px solid var(--border2);
  color: var(--text3);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 9px;
  padding: 3px 7px;
  cursor: pointer;
  transition: color 0.1s;
}

.card-btn:hover { color: var(--text); }
.card-btn.delete:hover { color: var(--accent2); }

.empty-col {
  border: 1px dashed var(--border);
  padding: 24px;
  text-align: center;
  color: var(--text3);
  font-size: 10px;
  letter-spacing: 2px;
}

/* ======= LOADING STATE ======= */
.loading-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--text3);
}

.spinner {
  width: 14px;
  height: 14px;
  border: 2px solid var(--border2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ======= MODAL ======= */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  backdrop-filter: blur(4px);
}

#script-modal {
  z-index: 150;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border2);
  width: 100%;
  max-width: 520px;
  position: relative;
  padding: 32px;
  animation: slideUp 0.2s ease;
}

.modal::before {
  content: '';
  position: absolute;
  top: -1px; left: -1px;
  width: 32px; height: 32px;
  border-top: 2px solid var(--accent);
  border-left: 2px solid var(--accent);
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.modal-title {
  font-family: 'Instrument Serif', serif;
  font-size: 28px;
  margin-bottom: 24px;
  color: var(--text);
}

.modal-field {
  margin-bottom: 18px;
}

.modal-label {
  display: block;
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 8px;
}

.modal-input, .modal-textarea, .modal-select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border2);
  color: var(--text);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  padding: 10px 14px;
  outline: none;
  transition: border-color 0.2s;
}

.modal-input:focus,
.modal-textarea:focus,
.modal-select:focus { border-color: var(--accent); }

.modal-input::placeholder,
.modal-textarea::placeholder { color: var(--text3); }

.modal-textarea {
  resize: vertical;
  min-height: 80px;
  line-height: 1.6;
}

.modal-select option { background: var(--surface); }

.date-hint {
  font-size: 10px;
  color: var(--text3);
  margin-top: 5px;
}

.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 24px;
}

.btn-save {
  flex: 1;
  background: var(--accent);
  color: #000;
  border: none;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  padding: 11px;
  cursor: pointer;
  transition: opacity 0.15s;
}

.btn-save:hover { opacity: 0.85; }

.btn-cancel {
  background: transparent;
  border: 1px solid var(--border2);
  color: var(--text3);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  padding: 11px 20px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.btn-cancel:hover { color: var(--text); border-color: var(--text3); }

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: var(--text3);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 18px;
  cursor: pointer;
  line-height: 1;
  padding: 4px;
}

.modal-close:hover { color: var(--text); }

/* ======= TOAST ======= */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--surface);
  border: 1px solid var(--border2);
  border-left: 3px solid var(--accent3);
  padding: 12px 20px;
  font-size: 12px;
  color: var(--text);
  z-index: 200;
  animation: toastIn 0.2s ease;
}

.toast.error { border-left-color: var(--accent2); }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

/* STATUS MOVE BUTTONS */
.move-btns {
  display: flex;
  gap: 4px;
  margin-top: 10px;
}

.move-btn {
  font-size: 9px;
  letter-spacing: 1px;
  color: var(--text3);
  background: var(--surface2);
  border: 1px solid var(--border);
  padding: 3px 8px;
  cursor: pointer;
  transition: all 0.15s;
}

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

/* ======= DRAG & DROP ======= */
.card[draggable="true"] {
  cursor: grab;
}

.card.dragging {
  opacity: 0.4;
  cursor: grabbing;
}

.column.drag-over {
  background: var(--surface);
}

.column.drag-over .cards {
  min-height: 60px;
}

.col-backlog.drag-over { box-shadow: inset 0 0 0 2px var(--backlog-accent); }
.col-ongoing.drag-over { box-shadow: inset 0 0 0 2px var(--ongoing-accent); }
.col-done.drag-over { box-shadow: inset 0 0 0 2px var(--done-accent); }

/* ======= ADD TO CALENDAR ======= */
.card-cal-btn {
  font-size: 9px;
  letter-spacing: 1px;
  color: var(--text3);
  background: var(--surface2);
  border: 1px solid var(--border);
  padding: 1px 6px;
  cursor: pointer;
  transition: all 0.15s;
}

.card-cal-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.card-cal-btn.added {
  color: var(--accent3);
  border-color: var(--accent3);
  cursor: default;
}

@media (max-width: 768px) {
  .board {
    grid-template-columns: 1fr;
    gap: 0;
  }
  header { padding: 0 16px; }
  .column { padding: 16px; min-height: auto; }
}