:root {
  --primary-color: #9e1f1f;
  --primary-hover: #7e1919;
  --secondary-color: #1a1a1a;
  --text-color: #f0f0f0;
  --light-color: #f8f8f8;
  --border-color: rgba(158, 31, 31, 0.3);
  --shadow-color: rgba(0, 0, 0, 0.3);
  --bg-dark: #121212;
  --bg-card: #1e1e1e;
  --bg-input: #2a2a2a;
  --text-muted: #b0b0b0;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-color);
  font-family: "Roboto", "Segoe UI", sans-serif;
  transition: all 0.3s ease;
}

.app-container {
  max-width: 80%;
}

.navbar {
  background-color: var(--secondary-color);
  box-shadow: 0 2px 8px var(--shadow-color);
  padding: 0.8rem 1rem;
  color: var(--primary-color);
}

.navbar-brand {
  color: white;
  font-weight: 600;
  font-size: 1.3rem;
}

.navbar-brand:hover,
.navbar-brand:focus {
  color: white;
}

.brand-name-highlight {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.5em;
  font-weight: 700;
}

.navbar-toggler {
  border-color: rgba(255, 255, 255, 0.2);
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(158, 31, 31, 0.25);
}

.navbar-toggler-icon {
  filter: invert(1);
}

.nav-link {
  color: rgba(255, 255, 255, 0.8);
  margin: 0 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  transition: all 0.2s;
}

.nav-link:hover {
  color: white;
  background-color: rgba(158, 31, 31, 0.2);
}

.nav-link.active {
  color: white !important;
  background-color: var(--primary-color);
}

/* Как в norms_api_test/app/static/css/styles.css: верхнее меню */
.app-navbar .nav-link {
  transition: color 0.2s, background-color 0.2s;
}

/* Внешние ссылки (Телеграм) после посещения не должны темнеть из‑за :visited */
.app-navbar .nav-link,
.app-navbar .nav-link:visited {
  color: rgba(255, 255, 255, 0.8) !important;
}

.app-navbar .nav-link i {
  color: inherit;
}

.app-navbar .nav-link:hover,
.app-navbar .nav-link.active,
.app-navbar .nav-link:visited:hover {
  color: white !important;
  background-color: var(--primary-color);
  border-radius: 4px;
}

/* Внутренние страницы: фокус с клавиатуры как hover. Телеграм — внешняя ссылка, без «залипшего» красного после клика */
.app-navbar .nav-link:not(.nav-link-telegram):focus,
.app-navbar .nav-link:not(.nav-link-telegram):focus-visible {
  color: white !important;
  background-color: var(--primary-color);
  border-radius: 4px;
}

.app-navbar .nav-link.nav-link-telegram:focus,
.app-navbar .nav-link.nav-link-telegram:focus-visible,
.app-navbar .nav-link.nav-link-telegram:active {
  color: rgba(255, 255, 255, 0.8) !important;
  background-color: transparent !important;
  box-shadow: none;
}

.page-hero {
  padding: 0.5rem 0;
}

.page-title {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.page-subtitle {
  color: var(--text-muted);
  margin-bottom: 0;
}

.card {
  border: none;
  border-radius: 8px;
  background-color: var(--bg-card);
  box-shadow: 0 4px 12px var(--shadow-color);
  margin-bottom: 1.5rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 16px var(--shadow-color);
}

.card-header {
  background-color: var(--secondary-color);
  border-bottom: 2px solid var(--border-color);
  border-radius: 8px 8px 0 0 !important;
  padding: 1rem 1.25rem;
}

/* Кнопка-птичка раскрытия блоков: без рамки */
.collapse-chevron-btn {
  border: none !important;
  box-shadow: none !important;
  background-color: transparent !important;
  color: rgba(255, 255, 255, 0.85);
}

.collapse-chevron-btn:hover,
.collapse-chevron-btn:focus,
.collapse-chevron-btn:focus-visible,
.collapse-chevron-btn:active {
  border: none !important;
  box-shadow: none !important;
  background-color: rgba(255, 255, 255, 0.06) !important;
  color: #fff;
}

.about-service-lead {
  color: var(--text-color);
  line-height: 1.6;
  margin-bottom: 0;
}

.card-title {
  color: var(--primary-color);
  margin-bottom: 0;
  font-weight: 500;
}

.card-body {
  padding: 1.5rem;
}

.info-panel {
  background-color: var(--secondary-color);
  border-left: 3px solid var(--primary-color);
  border-radius: 0 6px 6px 0;
  padding: 1rem;
  height: 100%;
}

.label,
.form-label {
  color: var(--text-color);
}

.label {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.form-control,
.form-select {
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 0.75rem 1rem;
  background-color: var(--bg-input);
  color: var(--text-color);
  transition: all 0.2s;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(158, 31, 31, 0.25);
  background-color: var(--bg-input);
  color: var(--text-color);
}

.form-control::placeholder {
  color: var(--text-muted);
}

textarea.form-control {
  min-height: 110px;
  resize: vertical;
}

.form-control[type="file"] {
  padding: 0.65rem 1rem;
}

.form-control::file-selector-button {
  background-color: var(--secondary-color);
  border: 1px solid var(--border-color);
  color: var(--text-color);
  border-radius: 4px;
  margin-right: 1rem;
}

.btn {
  padding: 0.6rem 1.5rem;
  border-radius: 6px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s;
}

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

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--primary-hover);
  border-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(158, 31, 31, 0.3);
}

/* Как в sm_test: «мягкая» опасная кнопка (Удалить и т.п.) */
.btn-danger {
  background-color: rgba(229, 115, 115, 0.1);
  border-color: rgba(229, 115, 115, 0.3);
  color: #e57373;
}

.btn-danger:hover,
.btn-danger:focus {
  background-color: rgba(229, 115, 115, 0.2);
  border-color: #e57373;
  color: #fff;
}

a.btn-danger:visited {
  color: #e57373;
}

.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.85rem;
  text-transform: none;
  letter-spacing: normal;
}

.btn:disabled {
  opacity: 0.55;
  transform: none !important;
  box-shadow: none !important;
}

.badge {
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.badge-ready {
  background: rgba(76, 175, 80, 0.18);
  color: #79d27d;
}

.badge-processing {
  background: rgba(255, 193, 7, 0.18);
  color: #f7ca56;
}

.badge-empty,
.badge-muted {
  background: rgba(255, 255, 255, 0.08);
  color: #d0d0d0;
}

.badge-failed {
  background: rgba(244, 67, 54, 0.18);
  color: #ff7c73;
}

.message {
  padding: 12px 14px;
  border-radius: 8px;
  margin-bottom: 16px;
  border: 1px solid transparent;
}

.message-muted {
  background: #232323;
  border-color: #343434;
  color: #d8d8d8;
}

.message-success {
  background: rgba(40, 167, 69, 0.2);
  border-color: rgba(40, 167, 69, 0.3);
  color: #7be495;
}

.message-error {
  background: rgba(220, 53, 69, 0.2);
  border-color: rgba(220, 53, 69, 0.3);
  color: #ff9ca5;
}

.alert-info {
  background-color: rgba(23, 162, 184, 0.2);
  color: #8fe7f5;
  border-color: rgba(23, 162, 184, 0.3);
}

.book-filter-switch {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.book-filter-switch .form-check-input {
  margin-top: 0;
  background-color: var(--bg-input);
  border-color: rgba(255, 255, 255, 0.18);
  cursor: pointer;
}

.book-filter-switch .form-check-input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(158, 31, 31, 0.25);
}

.book-filter-switch .form-check-input:checked {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.book-filter-switch .form-check-label {
  color: var(--text-color);
  cursor: pointer;
}

.instruction-list {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-color);
}

.instruction-list li {
  margin-bottom: 0.5rem;
  line-height: 1.5;
}

.instruction-list li::marker {
  color: var(--primary-color);
}

.unordered-list {
  padding-left: 1.2rem;
}

.unordered-list li::marker {
  color: var(--primary-color);
}

.results-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.result-stat-card {
  background-color: var(--secondary-color);
  border-left: 3px solid var(--primary-color);
  border-radius: 0 6px 6px 0;
  padding: 0.9rem 1rem;
}

.result-stat-label {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 0.35rem;
}

.result-stat-value {
  color: var(--text-color);
  font-size: 1.05rem;
  font-weight: 600;
}

.results-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.result-card-item {
  background-color: var(--secondary-color);
  border-left: 3px solid var(--primary-color);
  border-radius: 0 8px 8px 0;
  padding: 1rem;
}

.result-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.result-rank {
  color: var(--primary-color);
  font-weight: 700;
}

.result-score {
  color: #ffe082;
  font-weight: 600;
}

.result-card-title {
  color: var(--text-color);
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.result-card-subtitle {
  color: var(--text-muted);
  margin-bottom: 0.65rem;
}

.result-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: #cccccc;
}

.table-wrapper {
  overflow-x: auto;
}

.table {
  --bs-table-bg: transparent;
  --bs-table-color: var(--text-color);
  --bs-table-border-color: rgba(255, 255, 255, 0.08);
  --bs-table-striped-bg: rgba(255, 255, 255, 0.02);
  --bs-table-hover-bg: rgba(158, 31, 31, 0.08);
  margin-bottom: 0;
}

.table > :not(caption) > * > * {
  background-color: transparent;
  color: inherit;
  box-shadow: none;
}

.table thead th,
.table tbody th {
  background-color: var(--secondary-color);
  color: var(--primary-color);
  white-space: nowrap;
}

.table td,
.table th {
  vertical-align: top;
}

code {
  color: #ffd6d6;
  font-family: "Consolas", "Courier New", monospace;
}

.footer {
  background-color: var(--secondary-color);
  margin-top: 3rem !important;
}

/* Подпись приложения в подвале — крупнее, в духе norms_api_test (читаемая строка под брендом) */
.footer .footer-app-title {
  font-size: 1.2rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

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

@media (max-width: 992px) {
  .app-container {
    max-width: 92%;
  }
}

@media (max-width: 768px) {
  .app-container {
    max-width: 100%;
    padding-left: 15px;
    padding-right: 15px;
  }

  .card {
    margin-bottom: 1rem;
  }

  .card-header {
    padding: 0.75rem 1rem;
  }

  .card-body {
    padding: 1rem;
  }

  .btn {
    width: 100%;
  }
}