/**
 * PipePrime - Engineering Solutions & BOM Tables Styling
 * Строгий промышленный дизайн без декоративного "нейрослопа" (без pill badges, без летающих плашек).
 * Высококонтрастная инженерная графика, чертежная сетка, четкие таблицы спецификаций.
 */

/* ==========================================================================
   Инженерный контейнер и заголовки
   ========================================================================== */
.solution-view {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: 40px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.solution-header {
  padding: 24px 28px;
  background: linear-gradient(180deg, rgba(30, 41, 59, 0.6) 0%, rgba(15, 23, 42, 0.8) 100%);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.solution-code {
  font-family: var(--font-mono, monospace);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-primary);
  display: block;
}

.solution-title {
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1.3;
  margin: 6px 0 4px;
  color: var(--text-primary);
}

.solution-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.solution-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.solution-meta-item strong {
  color: var(--text-secondary);
}

/* ==========================================================================
   Инженерный визуальный блок (Visuals Showcase: Real Photo + CAD Blueprint)
   ========================================================================== */
.solution-visuals-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  background: #090d16;
  border-bottom: 1px solid var(--border-subtle);
}

@media (max-width: 992px) {
  .solution-visuals-grid {
    grid-template-columns: 1fr;
  }
}

/* Карточка реальной фотографии объекта */
.solution-photo-card {
  position: relative;
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  background: #070a12;
  overflow: hidden;
}

@media (max-width: 992px) {
  .solution-photo-card {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
  }
}

.solution-photo-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #04060c;
  cursor: pointer;
}

.solution-photo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), filter 0.4s ease;
}

.solution-photo-card:hover .solution-photo-img {
  transform: scale(1.03);
}

.photo-overlay-badges {
  position: absolute;
  top: 14px;
  left: 14px;
  right: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
  z-index: 2;
}

.photo-field-badge {
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #ffffff;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 4px 10px;
}

.photo-standard-badge {
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--accent-primary);
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 107, 0, 0.35);
  padding: 4px 10px;
}

.solution-photo-caption {
  padding: 14px 18px;
  background: rgba(15, 23, 42, 0.7);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  flex: 1;
}

.solution-photo-caption svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--accent-primary);
}

/* Чертежная панель (Blueprint Canvas) */
.blueprint-card {
  padding: 24px 28px;
  background: #090d16;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 20px 20px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.blueprint-badge {
  position: absolute;
  top: 14px;
  right: 18px;
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 4px 8px;
  background: rgba(15, 23, 42, 0.85);
  z-index: 2;
}

.blueprint-svg-container {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 240px;
}

.blueprint-svg {
  width: 100%;
  height: auto;
  max-height: 380px;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.5));
}

/* ==========================================================================
   Панель параметрического выбора диаметра
   ========================================================================== */
.param-controls-bar {
  padding: 18px 28px;
  background: rgba(15, 23, 42, 0.95);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.param-group {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.param-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  color: var(--text-secondary);
}

.diam-selector-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.diam-btn {
  background: rgba(30, 41, 59, 0.8);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-mono, monospace);
  font-size: 0.85rem;
  padding: 6px 12px;
  cursor: pointer;
  transition: all 0.15s ease;
  font-weight: 600;
}

.diam-btn:hover {
  background: rgba(51, 65, 85, 0.9);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.2);
}

.diam-btn.active {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #ffffff;
  box-shadow: 0 0 10px rgba(249, 115, 22, 0.35);
}

.bulk-add-kit-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--accent-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
}

.bulk-add-kit-btn:hover {
  background: var(--accent-hover);
  box-shadow: 0 4px 15px rgba(249, 115, 22, 0.4);
}

/* ==========================================================================
   Таблица ведомости материалов (BOM Table)
   ========================================================================== */
.bom-table-wrapper {
  overflow-x: auto;
  padding: 0;
}

.bom-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.88rem;
}

.bom-table th {
  background: rgba(15, 23, 42, 0.7);
  padding: 12px 18px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-subtle);
  border-top: 1px solid var(--border-subtle);
}

.bom-table td {
  padding: 14px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  vertical-align: middle;
}

.bom-table tbody tr:hover td {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-primary);
}

.bom-pos {
  font-family: var(--font-mono, monospace);
  font-weight: 700;
  color: var(--accent-primary);
  width: 48px;
}

.bom-article {
  font-family: var(--font-mono, monospace);
  font-size: 0.78rem;
  color: var(--text-muted);
  display: block;
  margin-top: 2px;
}

.bom-name {
  font-weight: 600;
  color: var(--text-primary);
}

.bom-spec {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.bom-qty {
  font-family: var(--font-mono, monospace);
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
}

.bom-action-btn {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 6px 12px;
  font-size: 0.8rem;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
  white-space: nowrap;
}

.bom-action-btn:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #fff;
}

/* ==========================================================================
   Инженерные сноски и правила монтажа
   ========================================================================== */
.solution-footer-notes {
  padding: 20px 28px;
  background: rgba(15, 23, 42, 0.5);
  border-top: 1px solid var(--border-subtle);
}

.solution-notes-title {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.solution-notes-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 8px 24px;
}

.solution-notes-list li {
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

/* ==========================================================================
   Инженерные карточки узлов для каталогов и хабов
   ========================================================================== */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 24px;
  margin-bottom: 50px;
}

.solution-hub-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.solution-hub-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-primary);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
}

.solution-hub-card__image-box {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #090d16;
  overflow: hidden;
  border-bottom: 1px solid var(--border-subtle);
}

.solution-hub-card__image-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.solution-hub-card:hover .solution-hub-card__image-box img {
  transform: scale(1.05);
}

.solution-hub-card__badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #fff;
  padding: 4px 10px;
}

.solution-hub-card__content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.solution-hub-card .code {
  font-family: var(--font-mono, monospace);
  font-size: 0.75rem;
  color: var(--accent-primary);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.solution-hub-card h3 {
  font-size: 1.25rem;
  margin: 0 0 10px;
  line-height: 1.35;
}

.solution-hub-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  flex-grow: 1;
  line-height: 1.5;
}

.solution-hub-card .meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-subtle);
  padding-top: 12px;
  margin-bottom: 16px;
  display: flex;
  justify-content: space-between;
}

@media (max-width: 768px) {
  .solution-header,
  .blueprint-card,
  .param-controls-bar,
  .solution-footer-notes {
    padding: 16px;
  }
  .solution-title {
    font-size: 1.2rem;
  }
}