/* ============================================
   LiteLabCRM — бренд LiteLab Agency
   litelab.agency: #e9f2f6 · #64b8ff · #ff6248
   ============================================ */

:root {
  --bg-canvas: #e9f2f6;
  --bg-primary: #ffffff;
  --bg-secondary: #e9f2f6;
  --bg-tertiary: #d7e7ee;
  --bg-hover: rgba(100, 184, 255, 0.12);
  --bg-sidebar: #ffffff;
  --bg-sidebar-hover: rgba(100, 184, 255, 0.1);
  --text-primary: #1b1b1f;
  --text-secondary: #7d7d7d;
  --text-tertiary: rgba(27, 27, 31, 0.45);
  --text-on-dark: #1b1b1f;
  --text-on-dark-muted: #7d7d7d;
  --border: rgba(27, 27, 31, 0.09);
  --border-strong: rgba(27, 27, 31, 0.15);
  --accent: #64b8ff;
  --accent-hover: #4aa8f0;
  --accent-muted: rgba(100, 184, 255, 0.18);
  --accent-glow: rgba(100, 184, 255, 0.35);
  --cta: #ff6248;
  --cta-hover: #ff4053;
  --cta-muted: rgba(255, 98, 72, 0.14);
  --link-color: #00aaff;
  --color-success: #2e9e6b;
  --color-success-muted: rgba(46, 158, 107, 0.14);
  --color-warning: #e8a317;
  --color-warning-muted: rgba(232, 163, 23, 0.14);
  --color-danger: #ff4053;
  --color-danger-muted: rgba(255, 64, 83, 0.12);
  --color-info: #64b8ff;
  --priority-high: #ff4053;
  --priority-normal: #64b8ff;
  --priority-low: #7d7d7d;
  --shadow-sm: 0 4px 14px rgba(27, 27, 31, 0.06);
  --shadow: 0 10px 28px rgba(27, 27, 31, 0.08);
  --shadow-lg: 0 18px 40px rgba(27, 27, 31, 0.1);
  --overlay: rgba(27, 27, 31, 0.45);
  --radius-sm: 10px;
  --radius: 14px;
  --radius-lg: 18px;
  --radius-xl: 22px;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --transition: 200ms cubic-bezier(0.22, 1, 0.36, 1);
  --font-display: "Montserrat", "Segoe UI", sans-serif;
  --font-sans: "Montserrat", "Segoe UI", sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 15px;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.35rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --sidebar-width: 248px;
}

[data-theme="dark"] {
  --bg-canvas: #141418;
  --bg-primary: #1b1b1f;
  --bg-secondary: #222228;
  --bg-tertiary: #2a2a32;
  --bg-hover: rgba(100, 184, 255, 0.14);
  --bg-sidebar: #1b1b1f;
  --bg-sidebar-hover: rgba(100, 184, 255, 0.12);
  --text-primary: #f5f7fa;
  --text-secondary: rgba(245, 247, 250, 0.62);
  --text-tertiary: rgba(245, 247, 250, 0.42);
  --text-on-dark: #f5f7fa;
  --text-on-dark-muted: rgba(245, 247, 250, 0.62);
  --border: rgba(245, 247, 250, 0.08);
  --border-strong: rgba(245, 247, 250, 0.16);
  --accent: #64b8ff;
  --accent-hover: #8ecaff;
  --accent-muted: rgba(100, 184, 255, 0.2);
  --accent-glow: rgba(100, 184, 255, 0.35);
  --cta: #ff6248;
  --cta-hover: #ff7a64;
  --cta-muted: rgba(255, 98, 72, 0.18);
  --link-color: #8ecaff;
  --color-success: #4ade80;
  --color-success-muted: rgba(74, 222, 128, 0.16);
  --color-warning: #fbbf24;
  --color-warning-muted: rgba(251, 191, 36, 0.16);
  --color-danger: #ff6b7a;
  --color-danger-muted: rgba(255, 107, 122, 0.16);
  --color-info: #64b8ff;
  --priority-high: #ff6b7a;
  --priority-normal: #64b8ff;
  --priority-low: #94a3b8;
  --shadow-sm: 0 4px 14px rgba(0, 0, 0, 0.28);
  --shadow: 0 12px 32px rgba(0, 0, 0, 0.32);
  --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.4);
  --overlay: rgba(0, 0, 0, 0.65);
}

* {
  box-sizing: border-box;
}

html {
  background-color: var(--bg-canvas, #e9f2f6);
  color-scheme: light;
}

html[data-theme="dark"] {
  background-color: var(--bg-canvas, #141418);
  color-scheme: dark;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  background-color: var(--bg-canvas);
  background-image:
    radial-gradient(1100px 560px at 8% -8%, rgba(100, 184, 255, 0.14), transparent 55%),
    radial-gradient(800px 480px at 100% 0%, rgba(255, 98, 72, 0.06), transparent 50%),
    linear-gradient(180deg, var(--bg-canvas), var(--bg-canvas));
  color: var(--text-primary);
  line-height: 1.5;
  transition: background-color var(--transition), color var(--transition);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

[data-theme="dark"] body {
  background-image:
    radial-gradient(1000px 520px at 8% -8%, rgba(100, 184, 255, 0.12), transparent 55%),
    radial-gradient(800px 480px at 100% 0%, rgba(255, 98, 72, 0.08), transparent 50%),
    linear-gradient(180deg, var(--bg-canvas), var(--bg-canvas));
}

/* ========== Страница (единая структура) ========== */
.page {
  max-width: 1280px;
  margin: 0 auto;
}

.page-header {
  margin-bottom: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: var(--space-4);
  justify-content: space-between;
}

.page-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.page-description {
  margin: var(--space-1) 0 0;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.page-content {
  margin-top: var(--space-4);
}

/* ========== Карточки ========== */
.card {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition);
}

.card:hover {
  border-color: var(--border-strong);
}

.card--elevated {
  box-shadow: var(--shadow);
  border-color: transparent;
}

.card--elevated:hover {
  box-shadow: var(--shadow-lg);
}

.card-header {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
}

.card-body {
  padding: var(--space-5);
}

.card-footer {
  padding: var(--space-3) var(--space-5);
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
  font-size: var(--font-size-sm);
}

/* ========== Кнопки ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition),
    border-color var(--transition), transform 150ms ease, box-shadow var(--transition);
}

.btn:hover {
  background: var(--bg-hover);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: var(--cta);
  color: #fff;
  border-color: var(--cta);
  font-weight: var(--font-weight-semibold);
  box-shadow: 0 4px 14px rgba(255, 98, 72, 0.35);
}

.btn-primary:hover {
  background: var(--cta-hover);
  border-color: var(--cta-hover);
  color: #fff;
  filter: brightness(1.03);
}

.btn-secondary {
  background: var(--accent-muted);
  color: var(--accent);
  border-color: transparent;
}

.btn-secondary:hover {
  background: var(--accent);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  border-color: transparent;
}

.btn-ghost:hover {
  background: var(--bg-hover);
}

.btn-danger {
  background: var(--color-danger-muted);
  color: var(--color-danger);
  border-color: transparent;
}

.btn-danger:hover {
  background: var(--color-danger);
  color: #fff;
  border-color: var(--color-danger);
}

.btn-sm {
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-xs);
}

/* ========== Сайдбар (слева, фиксированный) ========== */
.layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  padding: var(--space-4) 0;
  display: flex;
  flex-direction: column;
  z-index: 100;
  overflow: visible;
  color: var(--text-on-dark);
  box-shadow: var(--shadow-sm);
}

.sidebar-body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
}

.sidebar-brand {
  padding: 0 var(--space-5) var(--space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-display);
  font-weight: var(--font-weight-bold);
  font-size: 1.15rem;
  letter-spacing: -0.03em;
  color: var(--text-on-dark);
}

.sidebar-brand span {
  background: linear-gradient(120deg, #64b8ff, #00aaff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.sidebar-brand-controls {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.theme-toggle {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}

.theme-toggle:hover {
  background: var(--bg-sidebar-hover);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

.sidebar-nav {
  list-style: none;
  margin: 0;
  padding: 0 var(--space-3);
}

.sidebar-nav li { margin-bottom: 2px; }

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.65rem var(--space-4);
  color: var(--text-on-dark-muted);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius);
  border-left: 3px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}

.sidebar-nav-label {
  flex: 1;
  min-width: 0;
}

.sidebar-nav-badge {
  flex-shrink: 0;
  min-width: 1.25rem;
  height: 1.25rem;
  padding: 0 6px;
  border-radius: 999px;
  background: var(--cta);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  line-height: 1.25rem;
  text-align: center;
}

.sidebar-nav-badge[hidden] {
  display: none !important;
}

.sidebar-nav a:hover {
  background: var(--bg-sidebar-hover);
  color: var(--accent);
  transform: translateX(2px);
}

.sidebar-nav a.active {
  background: var(--accent-muted);
  color: var(--accent);
  border-left-color: var(--accent);
  font-weight: var(--font-weight-semibold);
}

.sidebar-user {
  margin-top: auto;
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--border);
}

.sidebar-user small {
  display: block;
  color: var(--text-on-dark-muted);
  font-size: var(--font-size-sm);
}

.sidebar-user a {
  font-size: var(--font-size-xs);
  color: var(--accent);
  text-decoration: none;
  margin-top: var(--space-1);
  display: inline-block;
}

.sidebar-user a:hover { text-decoration: underline; }

/* ========== Контент ========== */
.main-content {
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  padding: var(--space-6) var(--space-8);
  flex: 1;
  min-width: 0;
  overflow-x: hidden;
  overflow-y: auto;
  background: transparent;
  animation: page-enter 320ms cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes page-enter {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 900px) {
  .main-content { padding: var(--space-4); }
}

/* ========== Таблицы ========== */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--bg-primary);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.table th {
  text-align: left;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-secondary);
  font-weight: var(--font-weight-semibold);
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}

.table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border);
}

.table tbody tr:last-child td { border-bottom: none; }

.table tbody tr:hover {
  background: var(--bg-hover);
}

.table--striped tbody tr:nth-child(even) {
  background: var(--bg-secondary);
}

.table--striped tbody tr:hover {
  background: var(--bg-hover);
}

/* ========== Формы ========== */
input, select, textarea {
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  transition: border-color var(--transition), box-shadow 150ms ease;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-muted);
}

.form-group {
  margin-bottom: var(--space-4);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-1);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
}

/* ========== Бейджи и метки ========== */
.badge {
  display: inline-block;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.badge-high { background: var(--color-danger-muted); color: var(--priority-high); }
.badge-normal { background: var(--accent-muted); color: var(--accent); }
.badge-low { background: rgba(142, 142, 147, 0.2); color: var(--priority-low); }
.badge-success { background: var(--color-success-muted); color: var(--color-success); }

/* ========== Метрики / статистика ========== */
.stat {
  padding: var(--space-3);
  border-radius: var(--radius);
  background: var(--bg-secondary);
}

.stat-value {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.stat-label {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  margin-top: var(--space-1);
}

/* ========== Пустое состояние ========== */
.empty-state {
  text-align: center;
  padding: var(--space-8);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.empty-state .empty-state-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

/* ========== Ссылки ========== */
a.link {
  color: var(--link-color);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
}

a.link:hover { text-decoration: underline; }

/* ========== Dropdown ========== */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 160px;
  padding: var(--space-2) 0;
  margin-top: var(--space-2);
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  z-index: 100;
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
}

.dropdown.open .dropdown-menu {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.dropdown-item {
  display: block;
  width: 100%;
  padding: var(--space-2) var(--space-4);
  text-align: left;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  font-size: var(--font-size-sm);
  transition: background var(--transition);
}

.dropdown-item:hover {
  background: var(--bg-hover);
}

/* ========== Модальное окно ========== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) scale(0.96);
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: var(--space-6);
  min-width: min(320px, calc(100vw - 2rem));
  max-width: min(90vw, calc(100vw - 2rem));
  max-height: min(90vh, calc(100dvh - 2rem));
  overflow-x: hidden;
  overflow-y: auto;
  z-index: 1001;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
}

.modal-backdrop.open .modal {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
  pointer-events: auto;
}

.modal h4 {
  margin: 0 0 var(--space-4);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.modal-actions {
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
  margin-top: var(--space-5);
}

/* ========== Сетки ========== */
.grid {
  display: grid;
  gap: var(--space-4);
}

.grid--cards {
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }

@media (max-width: 900px) {
  .grid--2, .grid--3 { grid-template-columns: 1fr; }
}

/* Карточка проекта (список проектов) */
.project-card {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: box-shadow var(--transition), border-color var(--transition);
}

.project-card:hover {
  border-color: var(--accent-muted);
  box-shadow: var(--shadow-lg);
}

.project-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-3);
}

.project-card-title {
  margin: 0;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.project-card-title a {
  color: var(--text-primary);
  text-decoration: none;
}

.project-card-title a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.project-card-actions .icon-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.project-card-actions .icon-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.project-card-actions .icon-btn.delete:hover {
  border-color: var(--color-danger);
  color: var(--color-danger);
}

.value-green { color: var(--color-success); }
.value-red { color: var(--color-danger); }
.value-blue { color: var(--accent); }

/* Детали карточки проекта */
.project-responsible { font-size: var(--font-size-sm); color: var(--text-secondary); margin-bottom: var(--space-2); }
.project-responsible a { color: var(--accent); text-decoration: none; margin-left: 4px; }
.project-responsible a:hover { text-decoration: underline; }
/* Стили карточки проекта переопределены в projects.html (финансы + «Обновлено» в одном блоке, без двойной линии) */
.project-finance-row { display: flex; justify-content: space-between; font-size: var(--font-size-sm); margin-bottom: 4px; }
.project-updated { font-size: var(--font-size-xs); color: var(--text-secondary); margin: var(--space-2) 0; display: flex; align-items: center; gap: 6px; }
.project-stats-title { font-size: var(--font-size-xs); text-transform: uppercase; letter-spacing: 0.02em; color: var(--text-secondary); margin: var(--space-3) 0 var(--space-2); display: flex; align-items: center; gap: 6px; }
.project-tabs { display: flex; gap: 4px; margin-bottom: var(--space-3); }
.project-tabs .tab { padding: var(--space-2) var(--space-3); font-size: var(--font-size-xs); border-radius: var(--radius-sm); border: none; background: transparent; color: var(--text-secondary); font-weight: var(--font-weight-medium); cursor: pointer; transition: background var(--transition), color var(--transition); }
.project-tabs .tab:hover { color: var(--text-primary); background: var(--accent-muted); }
.project-tabs .tab.active { background: var(--accent-muted); color: var(--accent); font-weight: var(--font-weight-semibold); }
.project-kpi-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-2) var(--space-3); font-size: var(--font-size-sm); }
.project-kpi { display: flex; flex-direction: column; gap: 2px; }
.project-kpi .label { color: var(--text-secondary); }
.project-kpi .value.blue { color: var(--accent); }
.project-kpi .value.red { color: var(--color-danger); }
.project-bottom-links { display: flex; gap: var(--space-3); margin-top: var(--space-4); padding-top: var(--space-3); border-top: 1px solid var(--border); flex-wrap: wrap; }
.project-bottom-links a { font-size: var(--font-size-sm); color: var(--accent); text-decoration: none; display: flex; align-items: center; gap: 6px; }
.project-bottom-links a:hover { text-decoration: underline; }
.project-notifications { margin-top: var(--space-3); padding: var(--space-2) 0; border-top: 1px solid var(--border); }
.project-notifications summary { font-size: var(--font-size-sm); color: var(--text-secondary); cursor: pointer; display: flex; align-items: center; gap: 6px; list-style: none; }
.project-notifications summary::-webkit-details-marker { display: none; }
.project-notifications summary::before { content: '▶'; font-size: 0.7rem; transition: transform 0.2s; }
.project-notifications[open] summary::before { transform: rotate(90deg); }

/* ========== Чат (выдвижная панель справа) ========== */
.sidebar-brand-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.chat-toggle {
  position: relative;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.chat-toggle:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.chat-fab {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 52px;
  height: 52px;
  border-radius: 999px;
  border: none;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px var(--accent-glow), var(--shadow-lg);
  z-index: 1250;
  font-size: 1.2rem;
  overflow: visible;
}
.chat-fab:hover {
  background: var(--accent-hover);
  filter: brightness(1.04);
}

.chat-fab-badge{
  position: absolute;
  top: -6px;
  right: -6px;
  min-width: 18px;
  height: 18px;
  border-radius: 999px;
  background: var(--color-danger);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  padding: 0 5px;
  border: 2px solid var(--bg-primary);
}

.chat-panel {
  position: fixed;
  top: 0;
  right: 0;
  height: 100vh;
  width: 380px;
  max-width: min(420px, 92vw);
  background: var(--bg-primary);
  border-left: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  transform: translateX(100%);
  transition: transform var(--transition);
  z-index: 1200;
  display: flex;
  flex-direction: column;
}
.chat-panel.open {
  transform: translateX(0);
}

.chat-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  border-bottom: 1px solid var(--border);
}
.chat-panel-title {
  font-weight: var(--font-weight-semibold);
}
.chat-panel-close {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
}
.chat-panel-close:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.chat-panel-btn {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}
.chat-panel-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.chat-panel-body {
  display: flex;
  gap: 0;
  height: 100%;
  min-height: 0;
}
.chat-panel.threads-collapsed .chat-threads {
  width: 0;
  padding-left: 0;
  padding-right: 0;
  border-right: none;
  opacity: 0;
  overflow: hidden;
  pointer-events: none;
}

.chat-threads {
  width: 180px;
  flex: 0 0 auto;
  border-right: 1px solid var(--border);
  padding: var(--space-4);
  overflow: auto;
  min-height: 0;
  transition: width var(--transition), padding var(--transition), opacity var(--transition);
}
.chat-thread-sub {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  margin-top: 2px;
}
.chat-thread-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--border);
  flex: 0 0 auto;
}
.chat-thread-dot.online { background: var(--color-success); }
.chat-thread-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 10px;
  border-radius: var(--radius);
  cursor: pointer;
  color: var(--text-primary);
}
.chat-thread-item:hover {
  background: var(--bg-hover);
}
.chat-thread-item.active {
  background: var(--accent-muted);
}
.chat-thread-title {
  font-size: var(--font-size-sm);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.chat-thread-badge {
  min-width: 20px;
  height: 20px;
  border-radius: 999px;
  background: var(--color-danger);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  padding: 0 6px;
}

.chat-messages {
  padding: var(--space-4);
  overflow: auto;
  min-height: 0;
}
.chat-message {
  margin-bottom: var(--space-3);
  position: relative;
}
.chat-msg-actions{
  position: absolute;
  top: 0;
  right: 0;
  display: none;
  gap: 6px;
}
.chat-message:hover .chat-msg-actions{ display: inline-flex; }
.chat-msg-actions .btn{ padding: 2px 6px; font-size: var(--font-size-xs); }
.chat-message-meta {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  display: flex;
  gap: 6px;
  align-items: baseline;
}
.chat-message-author {
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}
.chat-message-text {
  margin-top: 2px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
  line-height: 1.45;
}
.chat-mention {
  color: var(--accent);
  font-weight: var(--font-weight-medium);
}

.chat-task-link {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.chat-task-link:hover {
  color: var(--accent-hover);
}

.chat-users {
  border-left: 1px solid var(--border);
  padding: var(--space-4);
  overflow: auto;
  min-height: 0;
}
.chat-users-title {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: var(--space-3);
}
.chat-user {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 6px 0;
}
.chat-user-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.chat-user-name {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.chat-user-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--border);
  flex: 0 0 auto;
}
.chat-user-dot.online {
  background: var(--color-success);
}
.chat-user-last {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
}

.chat-panel-footer {
  border-top: 1px solid var(--border);
  padding: var(--space-3);
}
.chat-input-wrap {
  position: relative;
}
.chat-input {
  width: 100%;
  min-height: 44px;
  max-height: 140px;
  resize: vertical;
}
.chat-mention-menu {
  position: absolute;
  left: 0;
  bottom: calc(100% + 6px);
  width: 100%;
  max-height: 220px;
  overflow: auto;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: none;
  z-index: 1300;
}
.chat-mention-menu.open { display: block; }
.chat-mention-item {
  padding: 8px 10px;
  cursor: pointer;
  font-size: var(--font-size-sm);
}
.chat-mention-item:hover {
  background: var(--bg-hover);
}

/* Автоссылки http(s):// и www. в комментариях, чате, описаниях */
a.text-linkify {
  color: var(--link-color);
  text-decoration: underline;
  word-break: break-all;
}
a.text-linkify:hover {
  filter: brightness(1.05);
}

@media (max-width: 720px) {
  .chat-panel { width: 92vw; }
  .chat-panel-body { flex-direction: column; }
  .chat-threads { width: 100%; border-right: none; border-bottom: 1px solid var(--border); }
  .chat-panel.threads-collapsed .chat-threads { width: 0; border-bottom: none; }
}