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

:root {
  --bg: #0a0a0a;
  --surface: #141414;
  --surface-hover: #1a1a1a;
  --border: #262626;
  --text: #e5e5e5;
  --text-muted: #737373;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --urgent: #ef4444;
  --high: #f97316;
  --medium: #eab308;
  --low: #6b7280;
  --done: #22c55e;
  --radius: 8px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 32px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
  flex-wrap: wrap;
  gap: 12px;
}

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

h1 {
  font-size: 20px;
  font-weight: 600;
}

.badge {
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 12px;
}

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

.person-tabs {
  display: flex;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.person-tab {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}

.person-tab:hover {
  color: var(--text);
}

.person-tab.active {
  background: var(--accent);
  color: #fff;
}

.filter-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.category-filter {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.category-pill {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-muted);
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}

.category-pill:hover {
  color: var(--text);
  border-color: var(--text-muted);
}

.category-pill.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* Per-category colors — shared by filter pills and task-card tags */
[data-category="Onboarding"] { --cat: #34d399; }
[data-category="SEO"]        { --cat: #60a5fa; }
[data-category="Ads"]        { --cat: #fb923c; }
[data-category="Offboarding"]{ --cat: #f87171; }
[data-category="Content"]    { --cat: #f472b6; }
[data-category="Admin"]      { --cat: #a78bfa; }

.category-pill[data-category]:not([data-category=""]) {
  color: var(--cat);
  border-color: color-mix(in srgb, var(--cat) 45%, transparent);
}

.category-pill[data-category]:not([data-category=""]):hover {
  border-color: var(--cat);
  background: color-mix(in srgb, var(--cat) 12%, transparent);
}

.category-pill[data-category]:not([data-category=""]).active {
  background: var(--cat);
  border-color: var(--cat);
  color: #111;
}

.tag-category[data-category] {
  color: var(--cat, #a78bfa);
  border-color: var(--cat, #a78bfa);
}

.tag-category[data-category]:hover {
  background: color-mix(in srgb, var(--cat, #a78bfa) 15%, transparent);
}

.tag-category {
  cursor: pointer;
}


.toggle-done {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
  cursor: pointer;
  white-space: nowrap;
}

.toggle-done input {
  accent-color: var(--accent);
}

select, input[type="search"], input[type="text"], input[type="date"], textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 12px;
  border-radius: var(--radius);
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s;
}

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

input[type="search"] {
  width: 180px;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
}

.btn-primary:hover { background: var(--accent-hover); }

.btn-secondary {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-secondary:hover {
  color: var(--text);
  border-color: var(--text-muted);
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 32px;
}

#task-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Client group box */
.client-group {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  overflow: hidden;
}

.client-group-label {
  width: 180px;
  flex-shrink: 0;
  padding: 16px 20px;
  font-size: 13px;
  color: var(--accent);
  font-weight: 500;
  border-right: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
}

.client-group-tasks {
  flex: 1;
  min-width: 0;
}

.task-row {
  padding: 12px 20px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  cursor: pointer;
  transition: all 0.25s ease;
}

.task-row:not(:last-child) {
  border-bottom: 1px solid var(--border);
}

.task-row:hover {
  background: var(--surface-hover);
}

.task-row.checking-off {
  opacity: 0;
  transform: translateX(40px);
  pointer-events: none;
}

.task-check {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 2px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}

.task-check:hover {
  border-color: var(--done);
}

.task-check.checked {
  border-color: var(--done);
  background: var(--done);
}

.task-check.checked::after {
  content: '\2713';
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}

.task-row.done {
  opacity: 0.5;
}

.task-row.done .task-title {
  text-decoration: line-through;
}

.task-body {
  flex: 1;
  min-width: 0;
}

.task-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}

.task-title {
  font-size: 15px;
  font-weight: 500;
}


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

/* Priority group headers */
.priority-header {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 16px 0 6px;
  margin-top: 8px;
}

.priority-header:first-child {
  margin-top: 0;
  padding-top: 0;
}

.priority-header-urgent { color: var(--urgent); }
.priority-header-high { color: var(--high); }
.priority-header-medium { color: var(--medium); }
.priority-header-low { color: var(--low); }
.priority-header-date { color: var(--text-muted); }
.priority-header-category { color: #a78bfa; }

.tag {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--surface);
}

.tag-urgent { color: var(--urgent); border: 1px solid var(--urgent); }
.tag-high { color: var(--high); border: 1px solid var(--high); }
.tag-medium { color: var(--medium); border: 1px solid var(--medium); }
.tag-low { color: var(--low); border: 1px solid var(--low); }

.tag-source {
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.tag-category {
  color: #a78bfa;
  border: 1px solid #a78bfa;
}

.tag-assignee {
  color: var(--text-muted);
  border: 1px solid var(--border);
  font-size: 11px;
  font-weight: 500;
  text-transform: none;
}

.tag-due {
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 400;
}

.tag-due.overdue {
  color: var(--urgent);
}

.task-desc-snippet {
  flex: 1 1 250px;
  min-width: 120px;
  max-width: 400px;
  font-size: 13px;
  color: var(--text-muted);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  padding-top: 2px;
  line-height: 1.4;
}

.task-actions {
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity 0.15s;
}

.task-row:hover .task-actions {
  opacity: 1;
}

.btn-icon {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  font-size: 16px;
  line-height: 1;
  transition: all 0.15s;
}

.btn-icon:hover {
  color: var(--text);
  background: var(--border);
}

.btn-icon.delete:hover {
  color: var(--urgent);
}

.empty {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-muted);
}

.hidden { display: none !important; }

/* Dialog — centered */
dialog {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  width: 480px;
  max-width: 90vw;
  box-shadow: 0 24px 48px rgba(0,0,0,0.5);
  margin: auto;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

dialog::backdrop {
  background: rgba(0,0,0,0.6);
}

dialog h2 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 20px;
}

dialog label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 4px;
  margin-top: 14px;
}

dialog label:first-of-type {
  margin-top: 0;
}

dialog input[type="text"],
dialog textarea,
dialog select,
dialog input[type="date"] {
  width: 100%;
}

.form-row {
  display: flex;
  gap: 12px;
}

.form-col {
  flex: 1;
}

.image-upload-area {
  margin-top: 14px;
}

.image-upload-area label:first-child {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.image-preview {
  position: relative;
  margin-bottom: 8px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  max-height: 200px;
}

.image-preview img {
  width: 100%;
  max-height: 200px;
  object-fit: contain;
  display: block;
  background: #000;
}

.image-preview .btn-icon {
  position: absolute;
  top: 6px;
  right: 6px;
  background: rgba(0,0,0,0.7);
  color: #fff;
  border-radius: 50%;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
}

.image-preview .btn-icon:hover {
  background: var(--urgent);
}

.image-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.image-or {
  font-size: 12px;
  color: var(--text-muted);
}

.image-url-input {
  flex: 1;
  min-width: 0;
}

.btn-upload {
  display: inline-block;
  cursor: pointer;
  text-align: center;
  white-space: nowrap;
}

.upload-status {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

.task-row-link-icon {
  flex-shrink: 0;
  cursor: pointer;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  border: 2px solid var(--accent);
  transition: all 0.15s;
  text-decoration: none;
}

.task-row-link-icon:hover {
  transform: scale(1.15);
  background: var(--accent);
  color: white;
}

.task-row-img-icon {
  flex-shrink: 0;
  cursor: pointer;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid var(--accent);
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.3);
  transition: all 0.15s;
}

.task-row-img-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.task-row-img-icon:hover {
  transform: scale(1.15);
  box-shadow: 0 0 18px rgba(59, 130, 246, 0.5);
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 24px;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 12px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  z-index: 100;
  animation: slideUp 0.2s ease;
}

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

/* Searchable select */
.searchable-select {
  position: relative;
}

.searchable-select input[type="text"] {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 12px;
  border-radius: var(--radius);
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s;
}

.searchable-select input[type="text"]:focus {
  border-color: var(--accent);
}

.ss-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-top: 4px;
  max-height: 200px;
  overflow-y: auto;
  z-index: 20;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}

.ss-option {
  padding: 8px 12px;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.1s;
}

.ss-option:hover, .ss-option.active {
  background: var(--surface-hover);
  color: var(--accent);
}

.ss-option.selected {
  color: var(--accent);
  font-weight: 500;
}

.ss-empty {
  padding: 8px 12px;
  font-size: 13px;
  color: var(--text-muted);
}

.ss-inline {
  width: 180px;
}

.ss-inline input[type="text"] {
  width: 100%;
}

/* Mobile filter button — hidden on desktop */
.mobile-filter-btn { display: none; }

/* Mobile filter dialog */
#mobile-filter-dialog {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  width: 90vw;
  max-width: 360px;
}

#mobile-filter-dialog::backdrop {
  background: rgba(0,0,0,0.6);
}

#mobile-filter-dialog h2 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 16px;
}

#mobile-filter-dialog label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 4px;
  margin-top: 12px;
}

#mobile-filter-dialog label:first-of-type {
  margin-top: 0;
}

#mobile-filter-dialog select,
#mobile-filter-dialog input[type="search"] {
  width: 100%;
}

#mobile-filter-dialog .searchable-select {
  width: 100%;
}

#mobile-filter-dialog .toggle-done {
  margin-top: 12px;
}

#mobile-filter-dialog .dialog-actions {
  margin-top: 20px;
}

/* Responsive */
@media (max-width: 640px) {
  #app-shell {
    width: 100vw;
    max-width: 100%;
    overflow: hidden;
    position: relative;
  }

  header {
    padding: 12px 16px;
    flex-wrap: wrap;
    max-width: 100vw;
    overflow: hidden;
  }

  main {
    padding: 12px;
    max-width: 100vw;
    overflow-x: hidden;
  }

  .filter-group { display: none; }
  .toggle-done { display: none; }
  .mobile-filter-btn { display: block; }

  .header-right {
    width: 100%;
    gap: 8px;
  }

  .person-tabs { flex-shrink: 0; }

  .task-actions { opacity: 1; }
  .task-desc-snippet { display: none; }

  .client-group {
    flex-direction: column;
    max-width: 100%;
    overflow: hidden;
  }

  .client-group-label {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 10px 16px;
  }

  .client-group-tasks {
    max-width: 100%;
    overflow: hidden;
  }

  .task-row {
    padding: 10px;
    gap: 8px;
    box-sizing: border-box;
    width: 100%;
  }

  .task-body {
    min-width: 0;
    overflow: hidden;
    flex: 1;
  }

  .task-title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .task-meta {
    overflow: hidden;
  }

  .task-row-link-icon {
    width: 28px;
    height: 28px;
    border-radius: 6px;
  }

  .task-row-link-icon svg {
    width: 14px;
    height: 14px;
  }

  .task-row-img-icon {
    width: 28px;
    height: 28px;
    border-radius: 6px;
  }

  .task-check {
    width: 18px;
    height: 18px;
  }

  .btn-icon.delete {
    font-size: 22px;
    padding: 8px;
    min-width: 40px;
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  dialog#task-dialog {
    width: 100vw;
    max-width: 100vw;
    height: 100%;
    max-height: 100%;
    border-radius: 0;
    margin: 0;
    position: fixed;
    top: 0;
    left: 0;
    transform: none;
    padding: 20px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    box-sizing: border-box;
  }

  body.dialog-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
    height: 100%;
  }

  #task-list {
    max-width: 100%;
    overflow-x: hidden;
  }
}