/* BWork — строгий тёмный стиль: фон #050505, блоки #090909, обводка #232323,
   акцент #ff2d2d только для кнопок и активных элементов. Радиус 10px.
   Без градиентов, свечений и теней. Переходы 0.15s ease-in-out. */

:root {
  --bg: #050505;
  --block: #090909;
  --border: #232323;
  --accent: #ff2d2d;
  --accent-text: #14100a;
  --text: #ededed;
  --muted: #8a8a8e;
  --danger: #ff5c5c;
  --radius: 10px;
}

* { box-sizing: border-box; }

html { background: var(--bg); }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Manrope, system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.45;
  min-height: 100vh;
}

button, input, textarea, select { font: inherit; }

button { cursor: pointer; }

/* Шапка */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  background: var(--block);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

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

.brand-logo {
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--accent-text);
  font-family: Unbounded, sans-serif;
  font-weight: 800;
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.brand-name {
  font-family: Unbounded, sans-serif;
  font-weight: 800;
  font-size: 19px;
  line-height: 1.1;
}

.brand-sub { color: var(--muted); font-size: 13px; }

.header-right { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.user-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px 10px 6px 6px;
}

.user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--border);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 15px;
}

.user-name { font-weight: 700; font-size: 14px; max-width: 160px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Кнопки */
.btn {
  min-height: 44px;
  padding: 10px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--block);
  color: var(--text);
  font-weight: 700;
  font-size: 15px;
  transition: background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, color 0.15s ease-in-out;
}

.btn:hover { background: #141414; }
.btn:disabled { opacity: 0.5; cursor: default; }

.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn-primary:hover { background: #ff5252; border-color: #ff5252; }

.btn-secondary { background: var(--block); }
.btn-secondary:hover { background: #141414; border-color: #3a3a3a; }

.btn-danger { background: var(--block); color: var(--danger); border-color: #4a2323; }
.btn-danger:hover { background: #1c0f0f; }

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--block);
  color: var(--text);
  font-size: 16px;
  transition: background-color 0.15s ease-in-out;
}
.icon-btn:hover { background: #141414; }

/* Поиск */
.toolbar { padding: 14px 16px 0; }

.search-input {
  width: 100%;
  min-height: 46px;
  padding: 11px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--block);
  color: var(--text);
  outline: none;
  transition: border-color 0.15s ease-in-out;
}
.search-input:focus { border-color: var(--accent); }
.search-input::placeholder { color: var(--muted); }

.notice {
  margin: 14px 16px 0;
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid #4a3a1a;
  background: var(--block);
  color: #ffcf8a;
  font-size: 14px;
}

/* Доска */
.board {
  display: grid;
  grid-template-columns: repeat(4, minmax(260px, 1fr));
  gap: 14px;
  padding: 14px 16px 24px;
  align-items: start;
}

.column { min-width: 0; }

.column-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 0 2px 10px;
}

.column-head h2 {
  margin: 0;
  font-family: Unbounded, sans-serif;
  font-weight: 600;
  font-size: 14px;
}

.column-count {
  min-width: 26px;
  height: 26px;
  padding: 0 7px;
  border-radius: 8px;
  background: var(--block);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.column-cards { display: flex; flex-direction: column; gap: 12px; min-height: 60px; }
.column-cards.drag-over { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: var(--radius); }

.column-empty {
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 14px;
  text-align: center;
  padding: 18px 10px;
}

/* Карточка */
.card {
  background: var(--block);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  transition: border-color 0.15s ease-in-out;
}
.card:hover { border-color: #3a3a3a; }
.card.dragging { opacity: 0.5; }

.card.overdue { border-color: var(--danger); }

.card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }

.card-title {
  margin: 0;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.3;
  overflow-wrap: anywhere;
}

.card-desc {
  margin: 8px 0 0;
  color: #c6c9cf;
  font-size: 14px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.card-deadline { margin-top: 10px; font-size: 14px; font-weight: 700; color: var(--muted); }
.card-deadline.overdue-text { color: var(--danger); }

.badge-overdue {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  border-radius: 8px;
  border: 1px solid var(--danger);
  color: var(--danger);
  font-size: 12px;
  font-weight: 800;
  vertical-align: middle;
}

.card-author { margin-top: 6px; font-size: 13px; font-weight: 700; color: var(--muted); }
.card-thumbs { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.card-thumbs img {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--border);
  cursor: pointer;
}

.card-actions { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.card-actions .btn { min-height: 38px; padding: 7px 12px; font-size: 14px; flex: 1 1 auto; }

/* Модалка */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 20px 12px;
  overflow-y: auto;
  z-index: 100;
}

.overlay[hidden] { display: none; }

.modal {
  width: 100%;
  max-width: 540px;
  background: var(--block);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}

.modal-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.modal-head h3 { margin: 0; font-family: Unbounded, sans-serif; font-weight: 600; font-size: 17px; }

.field { display: block; margin-bottom: 14px; }
.field-label { display: block; margin-bottom: 6px; font-weight: 700; font-size: 14px; }

.field input[type="text"],
.field input[type="datetime-local"],
.field textarea,
.field select {
  width: 100%;
  padding: 11px 13px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  outline: none;
  transition: border-color 0.15s ease-in-out;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--accent); }
.field textarea { resize: vertical; min-height: 110px; }
.field select option { background: var(--block); }

.attach-hint { color: var(--muted); font-size: 13px; margin-bottom: 8px; }
.attach-btn { display: inline-flex; align-items: center; }

.thumbs { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.thumb { position: relative; width: 84px; height: 84px; }
.thumb img { width: 100%; height: 100%; object-fit: cover; border-radius: 8px; border: 1px solid var(--border); }
.thumb-remove {
  position: absolute;
  top: -8px;
  right: -8px;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--block);
  color: var(--text);
  font-size: 14px;
  line-height: 1;
}

.modal-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 6px; }
.modal-actions .btn { flex: 1 1 auto; }

/* Лайтбокс */
#lightbox { z-index: 150; }
.lightbox-box { width: 100%; max-width: 860px; }
.lightbox-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; color: var(--muted); font-size: 14px; }
.lightbox-box img {
  width: 100%;
  max-height: 75vh;
  object-fit: contain;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--block);
}
.lightbox-nav { display: flex; gap: 10px; margin-top: 12px; }
.lightbox-nav .btn { flex: 1 1 auto; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  max-width: calc(100% - 32px);
  background: var(--block);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 600;
  z-index: 200;
}

/* Мобильная версия: колонки в одну ленту */
@media (max-width: 900px) {
  .board { grid-template-columns: 1fr; }
  .app-header { padding: 12px; }
  .brand-sub { display: none; }
  .user-name { max-width: 110px; }
  .toolbar, .board { padding-left: 12px; padding-right: 12px; }
  .card-actions .btn { min-height: 42px; }
  .overlay { padding: 12px 8px; }
}