:root {
  --bg: #f6f7fb;
  --panel: #ffffff;
  --panel-2: #f2f3f8;
  --border: #e5e7eb;
  --text: #111827;
  --text-dim: #6b7280;
  --text-faint: #9aa1b1;
  --accent: #6366f1;
  --accent-hover: #4f46e5;
  --accent-soft: #eef0fe;
  --danger: #ef4444;
  --danger-soft: #fee2e2;
  --warn: #f59e0b;
  --warn-soft: #fef3c7;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.05), 0 1px 3px rgba(16, 24, 40, 0.06);
  --row-height: 56px;
  --day-header-height: 40px;
}

[data-theme="dark"] {
  --bg: #030203;
  --panel: #08060a;
  --panel-2: #0e0b11;
  --border: #1a1620;
  --text: #ece9ef;
  --text-dim: #a39cae;
  --text-faint: #756e82;
  --accent: #d5453f;
  --accent-hover: #b8332e;
  --accent-soft: rgba(213, 69, 63, 0.16);
  --danger: #e0752e;
  --danger-soft: rgba(224, 117, 46, 0.14);
  --warn: #e0b52e;
  --warn-soft: rgba(224, 181, 46, 0.14);
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.45), 0 2px 10px rgba(0, 0, 0, 0.4);
}

* { box-sizing: border-box; }

.login-screen {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}
.login-screen-form {
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px;
  width: 320px;
  max-width: 90vw;
  text-align: center;
}
.login-screen-form h1 { margin: 0 0 8px; font-size: 20px; }
.login-screen-form p { margin: 0 0 16px; color: var(--text-dim); font-size: 13px; }
.login-screen-form input {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  margin-bottom: 12px;
}
.login-screen-form .btn { width: 100%; }
.login-screen-form .error { margin-bottom: 12px; }

html, body, #root { height: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: 14px;
  color: var(--text);
}

.app {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

/* ---------- toolbar ---------- */

.toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow);
  z-index: 20;
}

.toolbar .spacer { flex: 1; }

.toolbar h1 {
  font-size: 16px;
  margin: 0 16px 0 0;
  font-weight: 700;
}
.toolbar-user { color: var(--text-dim); font-size: 13px; }

.btn {
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  border-radius: var(--radius);
  padding: 6px 12px;
  cursor: pointer;
}
.btn:hover { border-color: var(--accent); }
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-danger { color: var(--danger); border-color: var(--danger); }

/* ---------- main layout ---------- */

.main {
  display: flex;
  flex: 1;
  min-height: 0;
}

.attention-panel {
  width: 300px;
  flex-shrink: 0;
  background: var(--panel);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 12px;
}
.attention-panel h2 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  margin: 16px 0 8px;
}
.attention-panel h2:first-child { margin-top: 0; }

.attention-item {
  padding: 8px 10px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  margin-bottom: 6px;
  cursor: pointer;
  font-size: 13px;
}
.attention-item:hover { border-color: var(--accent); }
.attention-item.needs_me { border-left: 3px solid var(--danger); }
.attention-item.waiting_on_other { border-left: 3px solid var(--warn); }
.attention-item .stream-name { color: var(--text-dim); font-size: 11px; }
.attention-item-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 6px; }
.attention-menu { position: relative; flex-shrink: 0; }
.attention-menu-btn {
  background: none;
  border: none;
  color: var(--text-faint);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  padding: 0 4px;
}
.attention-menu-btn:hover { color: var(--text); }
.attention-menu-list {
  position: absolute;
  right: 0;
  top: 100%;
  z-index: 10;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: var(--shadow);
  min-width: 170px;
  overflow: hidden;
}
.attention-menu-list button {
  display: block;
  width: 100%;
  text-align: left;
  padding: 7px 10px;
  background: none;
  border: none;
  color: var(--text);
  cursor: pointer;
  font-size: 12px;
}
.attention-menu-list button:hover { background: var(--panel-2); }
.attention-item .attention-date {
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--text-faint);
}
.attention-item .attention-date.overdue { color: var(--danger); font-weight: 600; border-top-color: var(--danger-soft); }
.attention-empty { color: var(--text-faint); font-size: 13px; padding: 8px 10px; }

/* ---------- timeline ---------- */

.timeline-wrap {
  flex: 1;
  min-width: 0;
  overflow: auto;
  position: relative;
}

.timeline-header {
  display: flex;
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  height: var(--day-header-height);
}

.day-cell {
  flex-shrink: 0;
  border-right: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--text-dim);
}
.day-cell.weekend { background: var(--panel-2); }
.day-cell.today { background: var(--accent-soft); color: var(--accent); font-weight: 700; }

.stream-row {
  display: flex;
  border-bottom: 1px solid var(--border);
  min-height: var(--row-height);
  position: relative;
}

.stream-label {
  position: sticky;
  left: 0;
  z-index: 5;
  width: 220px;
  flex-shrink: 0;
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  cursor: pointer;
  overflow: hidden;
}
.stream-label .name {
  font-weight: 600;
  font-size: 12px;
  white-space: normal;
  overflow-wrap: break-word;
  line-height: 1.25;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}
.stream-label .owners {
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
.stream-lane {
  position: relative;
  flex: 1;
}

.stream-bar {
  position: absolute;
  top: 20px;
  height: 16px;
  border-radius: 4px;
  opacity: 0.35;
}

.segment {
  position: absolute;
  border-radius: 6px;
  cursor: grab;
  display: flex;
  align-items: center;
  padding: 0 8px;
  font-size: 11px;
  color: #fff;
  overflow: hidden;
  white-space: nowrap;
  box-shadow: var(--shadow);
}
.segment.needs_me { outline: 2px solid var(--danger); outline-offset: 1px; }
.segment.waiting_on_other { outline: 2px solid var(--warn); outline-offset: 1px; }
.segment .resize-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 8px;
  cursor: ew-resize;
}
.segment .resize-handle.left { left: 0; }
.segment .resize-handle.right { right: 0; }

.event-marker {
  position: absolute;
  top: 4px;
  width: 14px;
  height: 14px;
  transform: translateX(-50%) rotate(45deg);
  background: var(--accent);
  border: 2px solid var(--panel);
  cursor: pointer;
  z-index: 3;
}
.event-marker.needs_me { background: var(--danger); }
.event-marker.waiting_on_other { background: var(--warn); }

.today-line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent);
  z-index: 2;
  pointer-events: none;
}

/* ---------- modal ---------- */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.modal {
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  width: 420px;
  max-width: 90vw;
  max-height: 85vh;
  overflow-y: auto;
}
.modal h2 { margin-top: 0; font-size: 16px; }
.modal label {
  display: block;
  font-size: 12px;
  color: var(--text-dim);
  margin: 12px 0 4px;
}
.modal input[type="text"],
.modal input[type="date"],
.modal input[type="color"],
.modal textarea,
.modal select {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
}
.modal textarea { min-height: 70px; resize: vertical; }
.quick-dates {
  display: flex;
  gap: 6px;
  margin-top: 6px;
}
.btn-small {
  padding: 3px 10px;
  font-size: 12px;
}
.btn-small.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.link-picker {
  display: flex;
  gap: 6px;
  margin-top: 6px;
}
.link-picker select { width: auto; flex: 1; }
.modal .modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 20px;
}
.modal .error { color: var(--danger); font-size: 12px; margin-top: 8px; }

/* ---------- segment detail modal ---------- */

.modal.segment-detail { width: 480px; }

.segment-detail-header {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.segment-detail-header h2 { margin: 0; }
.segment-detail-header .btn { margin-left: auto; flex-shrink: 0; }
.segment-detail-meta {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 2px;
}
.color-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 4px;
}
.attention-tag {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 6px;
  border-radius: 8px;
  font-size: 11px;
}
.attention-tag.needs_me { background: var(--danger-soft); color: var(--danger); }
.attention-tag.waiting_on_other { background: var(--warn-soft); color: var(--warn); }

.modal h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  margin: 18px 0 8px;
}

.note-list { display: flex; flex-direction: column; gap: 6px; }
.note-item, .event-item {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  background: var(--panel-2);
}
.note-text { font-size: 13px; white-space: pre-wrap; }
.event-item-row { display: flex; align-items: flex-start; gap: 8px; }
.event-item-row .todo-check { margin-top: 1px; }
.event-item.done { opacity: 0.6; }
.event-item.done .note-text { text-decoration: line-through; color: var(--text-faint); }
.note-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 4px;
  font-size: 11px;
  color: var(--text-faint);
}
.note-delete {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  font-size: 11px;
  padding: 0;
}
.note-add-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}
.note-add-form textarea { min-height: 50px; }

/* ---------- todo modal ---------- */

.modal.todo-modal { width: 480px; }

.todo-add-form {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}
.todo-add-form input[type="text"] { flex: 1; }

.todo-item {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  background: var(--panel-2);
}
.todo-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.todo-drag-handle {
  flex-shrink: 0;
  cursor: grab;
  color: var(--text-faint);
  user-select: none;
  font-size: 14px;
  line-height: 1;
  padding: 2px;
}
.todo-drag-handle:active { cursor: grabbing; }
.todo-item.drag-over-before { box-shadow: inset 0 2px 0 var(--accent); }
.todo-item.drag-over-after { box-shadow: inset 0 -2px 0 var(--accent); }
.todo-check {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  border-radius: 5px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--accent);
  font-size: 13px;
  line-height: 1;
  cursor: pointer;
  padding: 0;
}
.todo-item.done .todo-check { background: var(--accent); color: #fff; border-color: var(--accent); }
.todo-text { flex: 1 1 0; min-width: 0; font-size: 13px; word-break: break-word; }
.todo-item.done .todo-text { text-decoration: line-through; color: var(--text-faint); }
.todo-modal .todo-row .todo-date {
  width: 130px;
  flex: 0 0 130px;
  flex-shrink: 0;
  padding: 3px 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-size: 12px;
}
.todo-comment-toggle {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 11px;
  padding: 4px 0 0;
}
.todo-comment { margin-top: 6px; min-height: 44px; }
.todo-extra-row { display: flex; gap: 14px; }

/* ---------- artifacts ---------- */

.modal.artifact-modal { width: 480px; }
.artifact-add-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 8px 0 16px;
}
.dropzone {
  border: 2px dashed var(--border);
  border-radius: 12px;
  padding: 28px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.12s, background 0.12s;
}
.dropzone:hover, .dropzone.dragover { border-color: var(--accent); background: var(--accent-soft); }
.dropzone svg { width: 26px; height: 26px; color: var(--text-faint); margin: 0 auto 8px; display: block; }
.dropzone.has-file svg { color: var(--accent); }
.dropzone .dz-title { font-weight: 600; font-size: 13px; color: var(--text); }
.dropzone.has-file .dz-title { color: var(--accent); }
.dropzone .dz-sub { font-size: 11px; color: var(--text-faint); margin-top: 3px; }

.artifact-header {
  display: flex;
  align-items: center;
  gap: 8px;
}
.artifact-header a {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
}
.artifact-id {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
  flex-shrink: 0;
}
.telegram-code {
  display: block;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 14px;
  margin: 8px 0;
}