/* ====================================
   AVR - Система дизайна (Этап 2)
   ==================================== */

.audio-player-bar {
  position: fixed;
  z-index: 1050;
  right: 1rem;
  bottom: 1rem;
  left: calc(260px + 1rem);
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .75rem 1rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: .75rem;
  box-shadow: 0 .5rem 1.5rem rgb(17 24 39 / 16%);
}
.audio-player-bar[hidden] { display: none; }
.audio-player-details { display: flex; min-width: 8rem; flex: 1; flex-direction: column; overflow: hidden; }
.audio-player-details strong, .audio-player-details span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.audio-player-progress { width: min(38vw, 28rem); margin: 0; }
.audio-player-time { white-space: nowrap; }
body:has(.audio-player-bar:not([hidden])) .app-main { padding-bottom: 6rem; }
@media (max-width: 991.98px) {
  .audio-player-bar { left: 1rem; gap: .6rem; }
  .audio-player-progress { width: 26vw; }
}
@media (max-width: 575.98px) {
  .audio-player-bar { right: .5rem; bottom: .5rem; left: .5rem; padding: .6rem; }
  .audio-player-time { font-size: .7rem !important; }
  .audio-player-progress { width: 24vw; }
}

/* ========== 1. CSS-переменные ========== */

:root {
  /* Primary (основной цвет бренда) */
  --color-primary: #3b82f6; /* blue-500 */
  --color-primary-dark: #2563eb; /* blue-600 */
  --color-primary-light: #60a5fa; /* blue-400 */

  /* Secondary */
  --color-secondary: #6b7280; /* gray-500 */
  --color-secondary-dark: #4b5563; /* gray-600 */
  --color-secondary-light: #9ca3af; /* gray-400 */

  /* Success */
  --color-success: #10b981; /* green-500 */
  --color-success-dark: #059669; /* green-600 */
  --color-success-light: #34d399; /* green-400 */

  /* Warning */
  --color-warning: #f59e0b; /* amber-500 */
  --color-warning-dark: #d97706; /* amber-600 */
  --color-warning-light: #fbbf24; /* amber-400 */

  /* Danger */
  --color-danger: #ef4444; /* red-500 */
  --color-danger-dark: #dc2626; /* red-600 */
  --color-danger-light: #f87171; /* red-400 */

  /* Info */
  --color-info: #06b6d4; /* cyan-500 */
  --color-info-dark: #0891b2; /* cyan-600 */
  --color-info-light: #22d3ee; /* cyan-400 */

  /* Neutrals */
  --color-bg: #ffffff;
  --color-bg-secondary: #f9fafb; /* gray-50 */
  --color-bg-tertiary: #f3f4f6; /* gray-100 */
  --color-border: #e5e7eb; /* gray-200 */
  --color-text: #111827; /* gray-900 */
  --color-text-secondary: #6b7280; /* gray-500 */
  --color-text-muted: #9ca3af; /* gray-400 */

  /* Шрифты */
  --font-family-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-family-mono: 'Courier New', Consolas, Monaco, monospace;

  /* Размеры шрифтов */
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.875rem;  /* 30px */
  --font-size-4xl: 2.25rem;   /* 36px */

  /* Spacing */
  --spacing-xs: 0.25rem;  /* 4px */
  --spacing-sm: 0.5rem;   /* 8px */
  --spacing-md: 1rem;     /* 16px */
  --spacing-lg: 1.5rem;   /* 24px */
  --spacing-xl: 2rem;     /* 32px */
  --spacing-2xl: 3rem;    /* 48px */

  /* Border radius */
  --radius-sm: 0.25rem;   /* 4px */
  --radius-md: 0.375rem;  /* 6px */
  --radius-lg: 0.5rem;    /* 8px */
  --radius-xl: 0.75rem;   /* 12px */

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 200ms ease-in-out;
  --transition-slow: 300ms ease-in-out;
}

/* ========== 2. Базовые стили ========== */

body {
  font-family: var(--font-family-sans);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background-color: var(--color-bg-secondary);
  line-height: 1.5;
}

/* ========== 3. Утилиты для текста ========== */

.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }

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

/* ========== 4. Кнопки (расширения Bootstrap) ========== */

.btn {
  transition: all var(--transition-base);
  font-weight: 500;
  border-radius: var(--radius-md);
}

.btn-primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

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

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

.btn-success {
  background-color: var(--color-success);
  border-color: var(--color-success);
}

.btn-success:hover {
  background-color: var(--color-success-dark);
  border-color: var(--color-success-dark);
}

.btn-warning {
  background-color: var(--color-warning);
  border-color: var(--color-warning);
}

.btn-warning:hover {
  background-color: var(--color-warning-dark);
  border-color: var(--color-warning-dark);
}

/* Компактные, одинаково выровненные действия в строках таблиц. */
.list-actions {
  display: inline-flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: flex-start;
  gap: 0.375rem;
  white-space: nowrap;
}

.list-actions > .btn,
.list-actions > form > .btn {
  display: inline-flex;
  flex: 0 0 2rem;
  width: 2rem;
  min-width: 2rem;
  height: 2rem;
  align-items: center;
  justify-content: center;
  padding: 0;
  margin: 0;
  border-radius: var(--radius-md);
}

.table th.actions-column,
.table td.actions-cell {
  width: 9rem;
  min-width: 9rem;
  text-align: left !important;
  vertical-align: middle;
}

.list-actions > form {
  display: inline-flex;
  flex: 0 0 auto;
  margin: 0;
}

.list-actions > .btn:focus-visible,
.list-actions > form > .btn:focus-visible {
  position: relative;
  z-index: 1;
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.list-actions > .btn.list-action-label {
  flex: 0 0 auto;
  width: auto;
  min-width: 0;
  padding: 0 0.5rem;
}

.list-search {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  max-width: 100%;
}

.list-search__label {
  flex: 0 0 auto;
  margin: 0;
}

.list-search__controls {
  display: flex;
  flex: 0 0 auto;
  width: auto;
  min-width: 0;
}

.list-search__input {
  flex: 0 0 200px;
  width: 200px;
  min-width: 0;
  border-top-right-radius: 0 !important;
  border-bottom-right-radius: 0 !important;
}

.list-search .list-search__clear {
  flex: 0 0 auto;
  width: 2.75rem;
  min-width: 2.75rem;
  height: auto;
  margin: 0;
  padding: 0.375rem;
  border-radius: 0 var(--bs-border-radius) var(--bs-border-radius) 0;
}

.list-filter-panel__summary {
  cursor: pointer;
  list-style: none;
}

.list-filter-panel__summary::-webkit-details-marker {
  display: none;
}

.list-filter-panel__summary::marker {
  content: '';
}

.list-filter-panel__summary:focus-visible {
  position: relative;
  z-index: 1;
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
}

.list-filter-panel__chevron {
  flex: 0 0 auto;
  margin-left: var(--spacing-sm);
  color: var(--color-text-secondary);
  transition: transform var(--transition-fast);
}

.list-filter-panel[open] > .list-filter-panel__summary .list-filter-panel__chevron {
  transform: rotate(180deg);
}

/* ========== 5. Карточки ========== */

.card {
  border-radius: var(--radius-lg);
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

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

.card-header {
  background-color: var(--color-bg-secondary);
  border-bottom-color: var(--color-border);
  font-weight: 600;
}

/* ========== 6. Таблицы ========== */

.table {
  background-color: var(--color-bg);
}

.table thead th {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text);
  font-weight: 600;
  border-color: var(--color-border);
}

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

.table td, .table th {
  border-color: var(--color-border);
}

/* ========== 7. Формы ========== */

.form-control, .form-select {
  border-color: var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.form-control:focus, .form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25);
}

.form-control.is-invalid:focus, .form-select.is-invalid:focus {
  border-color: var(--bs-form-invalid-border-color);
  box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

.form-label {
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.form-label.required::after {
  content: ' *';
  color: var(--bs-danger);
}

/* ========== 8. Badges ========== */

.badge {
  font-weight: 500;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-md);
}

.badge.bg-success {
  background-color: var(--color-success) !important;
}

.badge.bg-warning {
  background-color: var(--color-warning) !important;
}

.badge.bg-danger {
  background-color: var(--color-danger) !important;
}

.badge.bg-info {
  background-color: var(--color-info) !important;
}

.badge.bg-secondary {
  background-color: var(--color-secondary) !important;
}

/* ========== 9. Alerts ========== */

.alert {
  border-radius: var(--radius-lg);
  border-left-width: 4px;
}

.alert-success {
  border-left-color: var(--color-success);
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--color-success-dark);
}

.alert-warning {
  border-left-color: var(--color-warning);
  background-color: rgba(245, 158, 11, 0.1);
  color: var(--color-warning-dark);
}

.alert-danger {
  border-left-color: var(--color-danger);
  background-color: rgba(239, 68, 68, 0.1);
  color: var(--color-danger-dark);
}

.alert-info {
  border-left-color: var(--color-info);
  background-color: rgba(6, 182, 212, 0.1);
  color: var(--color-info-dark);
}

/* ========== 10. Navbar ========== */

.navbar {
  box-shadow: var(--shadow-sm);
}

.navbar-brand {
  font-weight: 700;
  font-size: var(--font-size-xl);
}

/* ========== 11. Адаптивность ========== */

/* Mobile-first подход */
@media (max-width: 767px) {
  .table-responsive {
    border: none;
  }

  .btn {
    width: 100%;
    margin-bottom: var(--spacing-sm);
  }

  .btn-group .btn {
    width: auto;
  }

  .card {
    margin-bottom: var(--spacing-md);
  }
}

/* ========== 12. Утилиты ========== */

.bg-secondary-custom {
  background-color: var(--color-bg-secondary) !important;
}

.bg-tertiary-custom {
  background-color: var(--color-bg-tertiary) !important;
}

.border-custom {
  border-color: var(--color-border) !important;
}

.rounded-custom {
  border-radius: var(--radius-lg) !important;
}

.shadow-custom {
  box-shadow: var(--shadow-md) !important;
}

/* ========== 13. Состояния загрузки ========== */

.spinner-border-sm {
  width: 1rem;
  height: 1rem;
  border-width: 0.15rem;
}

/* ========== 14. Пустые состояния ========== */

.empty-state {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-md);
  color: var(--color-text-secondary);
}

.empty-state-icon {
  font-size: 3rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
}

.empty-state-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.empty-state-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
}

/* ========== 15. Layout: Sidebar + Header ========== */

/* Header */
.app-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  z-index: 1030;
  display: flex;
  align-items: center;
  padding: 0 var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}

.app-header-brand {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  margin-right: var(--spacing-xl);
}

.app-header-brand:hover {
  color: var(--color-primary-dark);
}

.app-header-toggle {
  display: none;
  margin-right: var(--spacing-md);
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-text-secondary);
  padding: var(--spacing-xs);
}

.app-header-toggle:hover {
  color: var(--color-text);
}

.app-header-user {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.app-header-username {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.app-header-username:hover {
  background: var(--color-bg-secondary);
  color: var(--color-text);
}

.app-header-logout {
  font-size: var(--font-size-sm);
  color: var(--color-danger);
  text-decoration: none;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.app-header-logout:hover {
  background: var(--color-bg-secondary);
  color: var(--color-danger-dark);
}

/* Sidebar */
.app-sidebar {
  position: fixed;
  top: 60px;
  left: 0;
  width: 250px;
  height: calc(100vh - 60px);
  background: var(--color-bg);
  border-right: 1px solid var(--color-border);
  overflow-y: auto;
  overflow-x: hidden;
  transition: transform var(--transition-base), width var(--transition-base);
  z-index: 1020;
}

.app-sidebar-nav {
  padding: var(--spacing-md) 0;
}

.app-sidebar-section {
  margin-bottom: var(--spacing-xs);
}

.app-sidebar-section-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  user-select: none;
  transition: var(--transition-fast);
}

.app-sidebar-section-toggle:hover {
  background: var(--color-bg-secondary);
  color: var(--color-text);
}

.app-sidebar-section-icon {
  transition: transform var(--transition-fast);
}

.app-sidebar-section.expanded .app-sidebar-section-icon {
  transform: rotate(90deg);
}

.app-sidebar-section-items {
  max-height: 0;
  overflow: hidden;
}

.app-sidebar-section.expanded .app-sidebar-section-items {
  max-height: none;
}

.app-sidebar-link {
  display: flex;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  padding-left: calc(var(--spacing-lg) + var(--spacing-md));
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: var(--transition-fast);
  border-left: 3px solid transparent;
}

.app-sidebar-link:hover {
  background: var(--color-bg-secondary);
  color: var(--color-text);
}

.app-sidebar-link.active {
  background: var(--color-bg-tertiary);
  color: var(--color-primary);
  border-left-color: var(--color-primary);
  font-weight: 600;
}

.app-sidebar-link i {
  margin-right: var(--spacing-sm);
  font-size: 1.1em;
}

/* Обновление структуры sidebar для размещения профиля внизу */
.app-sidebar {
  display: flex;
  flex-direction: column;
}

.app-sidebar-nav {
  flex: 1;
  overflow-y: auto;
}

/* Main content */
.app-main {
  margin-top: 60px;
  margin-left: 250px;
  padding: var(--spacing-lg);
  min-height: calc(100vh - 60px);
  transition: margin-left var(--transition-base);
}

/* Overlay для mobile */
.app-sidebar-overlay {
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1019;
  display: none;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.app-sidebar-overlay.show {
  display: block;
  opacity: 1;
}

/* ========== 16. Адаптивность: Mobile (<992px) ========== */
@media (max-width: 991px) {
  .app-header-toggle {
    display: block;
  }

  .app-sidebar {
    transform: translateX(-100%);
  }

  .app-sidebar.show {
    transform: translateX(0);
    box-shadow: var(--shadow-lg);
  }

  .app-main {
    margin-left: 0;
  }

  body.sidebar-open {
    overflow: hidden;
  }
}

/* ========== 17. Collapsed mode (Desktop) ========== */
@media (min-width: 992px) {
  .app-sidebar.collapsed {
    width: 70px;
  }

  .app-sidebar.collapsed .app-sidebar-section-toggle span,
  .app-sidebar.collapsed .app-sidebar-link span {
    display: none;
  }

  .app-sidebar.collapsed .app-sidebar-section-icon {
    display: none;
  }

  .app-sidebar.collapsed .app-sidebar-link i {
    margin-right: 0;
    font-size: 1.3em;
  }

  body.sidebar-collapsed .app-main {
    margin-left: 70px;
  }
}

/* ========================================================================== */
/* 18. АДАПТИВНЫЕ ТАБЛИЦЫ                                                    */
/* ========================================================================== */

/* Desktop и Tablet: горизонтальная прокрутка при необходимости */
.table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* Mobile: карточки вместо таблиц */
@media (max-width: 767px) {
  .list-search {
    align-items: stretch;
    flex-direction: column;
    gap: 0.375rem;
  }

  .list-search__controls {
    width: 100%;
  }

  .list-search__input {
    flex: 1 1 auto;
    width: 1%;
    border-radius: var(--bs-border-radius) !important;
  }

  .list-page-header {
    align-items: stretch !important;
    flex-direction: column;
    gap: 0.75rem;
  }

  .list-page-header > h1 {
    margin-bottom: 0;
  }

  .list-page-header > .list-page-header__actions {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem !important;
    width: 100%;
  }

  .list-page-header > .list-page-header__actions > .btn,
  .list-page-header > .list-page-header__actions > form,
  .list-page-header > .btn {
    width: 100%;
    margin-bottom: 0;
  }

  .list-page-header > .list-page-header__actions > form > .btn {
    width: 100%;
    margin-bottom: 0;
  }

  /* Скрыть стандартную таблицу на mobile */
  .table-responsive .table thead {
    display: none;
  }

  .table-responsive .table,
  .table-responsive .table tbody,
  .table-responsive .table tr,
  .table-responsive .table td {
    display: block;
    width: 100%;
  }

  .table-responsive .table tr {
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    background: white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  }

  .table-responsive .table tr:hover {
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  }

  .table-responsive .table td {
    border: none;
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
    text-align: left !important;
    display: grid;
    grid-template-columns: minmax(0, 40%) minmax(0, 1fr);
    align-items: start;
    gap: 0.75rem;
    overflow-wrap: anywhere;
  }

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

  /* Добавляем подписи к данным (используем data-label) */
  .table-responsive .table td::before {
    content: attr(data-label);
    position: static;
    font-weight: 600;
    color: var(--text-secondary);
    white-space: normal;
    overflow-wrap: anywhere;
  }

  .table-responsive .table th.actions-column,
  .table-responsive .table td.actions-cell,
  .table-responsive .table td[data-label="Действия"] {
    display: block;
    width: auto;
    min-width: 0;
    padding-left: 1rem;
    white-space: nowrap;
  }

  .table-responsive .table th.actions-column::before,
  .table-responsive .table td.actions-cell::before,
  .table-responsive .table td[data-label="Действия"]::before {
    display: none;
  }

  /* Кнопки действий на всю ширину */
  .table-responsive .table td .btn-group {
    display: flex;
    width: 100%;
    gap: 0.5rem;
  }

  .table-responsive .table td .btn-group .btn {
    flex: 1;
  }

  .table-responsive .table td .list-actions {
    display: inline-flex;
    width: auto;
    max-width: 100%;
    flex-wrap: wrap;
    gap: 0.5rem;
    vertical-align: middle;
  }

  .table-responsive .table td .list-actions > .btn,
  .table-responsive .table td .list-actions > form > .btn,
  .table-responsive .table td .list-actions > .btn.list-action-label {
    width: 2.75rem;
    min-width: 2.75rem;
    flex: 0 0 2.75rem;
    height: 2.75rem;
    margin-bottom: 0;
  }

  .table-responsive .table td .list-actions > .btn.list-action-label {
    width: auto;
    min-width: 0;
    flex: 0 0 auto;
    padding: 0 0.5rem;
  }

  .table-responsive .table td .list-actions > .btn,
  .table-responsive .table td .list-actions > form > .btn {
    margin-bottom: 0;
  }
}

/* Tablet: оптимизация для средних экранов */
@media (min-width: 768px) and (max-width: 991px) {
  .table-responsive .table {
    font-size: 0.875rem;
  }

  .table-responsive .table th,
  .table-responsive .table td {
    padding: 0.5rem;
  }
}

/* ========== Pricelist Slot Prices ========== */

.slot-price-cell {
  transition: background-color 0.15s ease-in-out;
}

.slot-price-cell:hover {
  background-color: rgba(var(--bs-primary-rgb), 0.05);
}

.slot-price-cell .badge {
  cursor: pointer;
  transition: transform 0.15s ease-in-out;
}

.slot-price-cell:hover .badge {
  transform: scale(1.05);
}