/* Помощник светотехника — v3 styling (scoped) */

:root {
  --header-h: 42px;
}

.page-workshop-app {
  --accent: var(--accent-red);
  --accent-hover: var(--accent-orange);
  --warning: #f59e0b;
  --danger: #ef4444;
  --success: #22c55e;
  --lc-border: rgba(220, 38, 38, 0.22);
  --lc-border-strong: rgba(220, 38, 38, 0.35);
  --lc-surface: rgba(10, 10, 10, 0.55);
  --lc-surface-raised: rgba(26, 26, 26, 0.85);
  overflow: hidden;
  height: 100vh;
  height: 100dvh;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 8px);
}

.page-workshop-app .calculator {
  scroll-margin-top: calc(var(--header-h) + 8px);
}

.page-workshop-app .nav-container {
  display: flex;
  height: calc(100vh - var(--header-h));
  height: calc(100dvh - var(--header-h));
  min-height: 0;
  overflow: hidden;
}

.page-workshop-app .ws-app-bar__menu {
  background: var(--accent-red);
}

/* ─── Боковое меню инструментов ─── */

.page-workshop-app .calc-nav {
  width: 260px;
  flex-shrink: 0;
  min-height: 0;
  background: rgba(10, 10, 10, 0.96);
  border-right: var(--rule-thin);
  overflow-y: auto;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

.page-workshop-app .calc-nav__label {
  padding: 1rem 1rem 0.5rem;
  font-family: var(--mono);
  font-size: var(--fs-2xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
  border-bottom: var(--rule-thin);
}

.page-workshop-app .nav-item {
  display: block;
  padding: 0.85rem 1rem;
  font-family: var(--mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--text-gray);
  text-decoration: none;
  border-bottom: 1px solid rgba(220, 38, 38, 0.08);
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease, padding-left 0.2s ease;
}

.page-workshop-app .nav-item:hover {
  background: rgba(220, 38, 38, 0.06);
  color: var(--text-white);
  padding-left: 1.2rem;
}

.page-workshop-app .nav-item.active {
  color: var(--text-white);
  background: rgba(220, 38, 38, 0.14);
  border-left: 2px solid var(--accent-red);
  padding-left: calc(1rem - 2px);
}

/* ─── Основная область ─── */

.page-workshop-app .main-content {
  flex: 1;
  min-height: 0;
  max-width: 100%;
  padding: 1.25rem 1.5rem 2rem;
  overflow-y: auto;
}

.page-workshop-app .calculator {
  display: none;
  animation: lc-fade-in 0.3s ease;
}

.page-workshop-app .calculator.active {
  display: block;
}

@keyframes lc-fade-in {
  from { opacity: 0.45; transform: translateY(6px); }
  to   { opacity: 1; transform: none; }
}

.page-workshop-app .calculator h2 {
  font-family: var(--display);
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 400;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin: 0 0 1rem;
  padding-bottom: 0.65rem;
  border-bottom: var(--rule-thin);
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ─── Карточки ─── */

.page-workshop-app .card {
  background: var(--lc-surface);
  border: 1px solid var(--lc-border);
  border-radius: 0;
  padding: 1rem 1.1rem;
  margin-bottom: 1rem;
}

.page-workshop-app .card h3 {
  font-family: var(--condensed);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent-orange);
  margin-bottom: 0.85rem;
}

.page-workshop-app .card h4 {
  font-family: var(--condensed);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-white);
  margin-bottom: 0.35rem;
}

.page-workshop-app .lc-result {
  font-family: var(--condensed);
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent-orange);
}

.page-workshop-app .lc-result--warning {
  color: var(--warning);
}

/* ─── Формы ─── */

.page-workshop-app .form-group {
  margin-bottom: 0.85rem;
}

.page-workshop-app label {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-gray);
}

.page-workshop-app .field-hint {
  display: block;
  margin-top: 0.22rem;
  font-family: var(--mono);
  font-size: var(--fs-2xs);
  color: var(--text-dim);
  letter-spacing: 0.04em;
}

.page-workshop-app input[type="text"],
.page-workshop-app input[type="number"],
.page-workshop-app select,
.page-workshop-app textarea {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border-radius: 0;
  background: #0a0a0a;
  border: 1px solid var(--lc-border);
  color: var(--text-white);
  font-family: var(--mono);
  font-size: var(--fs-input);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-workshop-app input[type="text"]:focus,
.page-workshop-app input[type="number"]:focus,
.page-workshop-app select:focus,
.page-workshop-app textarea:focus {
  outline: none;
  border-color: var(--accent-red);
  box-shadow: 0 0 0 2px rgba(220, 38, 38, 0.12);
}

.page-workshop-app input[type="range"] {
  width: 100%;
  margin: 0.5rem 0;
  accent-color: var(--accent-red);
}

/* ─── Кнопки (как .btn на главной) ─── */

.page-workshop-app .main-content button {
  font-family: var(--mono);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-white);
  background: transparent;
  border: 1px solid var(--accent-red);
  padding: 0.65rem 1.25rem;
  border-radius: 0;
  cursor: pointer;
  margin: 0.25rem 0.35rem 0.25rem 0;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  transition: color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.page-workshop-app .main-content button::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: -1;
}

.page-workshop-app .main-content button:hover {
  color: var(--primary-bg);
  border-color: transparent;
  box-shadow: 0 6px 24px rgba(220, 38, 38, 0.22);
}

.page-workshop-app .main-content button:hover::before {
  transform: scaleX(1);
}

.page-workshop-app .main-content button.secondary {
  border-color: var(--border-color);
}

.page-workshop-app .main-content button.secondary::before {
  background: rgba(255, 255, 255, 0.08);
}

.page-workshop-app .main-content button.secondary:hover {
  color: var(--text-white);
  border-color: var(--text-dim);
}

.page-workshop-app .main-content button.danger {
  border-color: var(--danger);
}

.page-workshop-app .main-content button.danger::before {
  background: var(--danger);
}

.page-workshop-app .main-content button.danger:hover {
  color: #0a0a0a;
}

/* ─── Сетки ─── */

.page-workshop-app .grid {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.page-workshop-app .grid-2 { grid-template-columns: 1fr; }
.page-workshop-app .grid-3 { grid-template-columns: 1fr; }

@media (min-width: 520px) {
  .page-workshop-app .grid-2 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 860px) {
  .page-workshop-app .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

/* ─── Таблицы ─── */

.page-workshop-app .table-wrapper {
  overflow: auto;
  margin-top: 0.5rem;
  border: 1px solid var(--lc-border);
}

.page-workshop-app table {
  width: 100%;
  min-width: 360px;
  border-collapse: collapse;
  background: #0a0a0a;
  border-radius: 0;
}

.page-workshop-app th,
.page-workshop-app td {
  padding: 0.55rem 0.65rem;
  text-align: left;
  border-bottom: 1px solid rgba(220, 38, 38, 0.1);
  font-family: var(--mono);
  font-size: var(--fs-xs);
}

.page-workshop-app th {
  background: rgba(220, 38, 38, 0.08);
  color: var(--accent-orange);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  position: sticky;
  top: 0;
}

/* ─── Прогресс ─── */

.page-workshop-app .progress-bar {
  width: 100%;
  height: 28px;
  background: #0a0a0a;
  border: 1px solid var(--lc-border);
  border-radius: 0;
  overflow: hidden;
}

.page-workshop-app .progress-fill {
  height: 100%;
  display: flex;
  align-items: center;
  padding: 0 0.5rem;
  color: var(--text-white);
  font-family: var(--mono);
  font-size: var(--fs-xs);
  background: var(--gradient-accent);
  transition: width 0.25s ease;
}

/* ─── DIP Switch ─── */

.page-workshop-app .dip-switches {
  display: flex;
  gap: 0.35rem;
  margin: 0.6rem 0;
  padding: 0.75rem;
  background: #0a0a0a;
  border: 1px solid var(--lc-border);
  border-radius: 0;
  overflow: auto;
  justify-content: center;
}

.page-workshop-app .dip-switch-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 30px;
}

.page-workshop-app .dip-switch {
  width: 30px;
  height: 60px;
  background: #141414;
  border: 2px solid var(--lc-border-strong);
  border-radius: 0;
  position: relative;
  cursor: pointer;
  transition: border-color 0.2s ease;
}

.page-workshop-app .dip-switch-toggle {
  position: absolute;
  width: 22px;
  height: 22px;
  background: var(--accent-red);
  border-radius: 0;
  left: 50%;
  transform: translateX(-50%);
  transition: all 0.2s ease;
}

.page-workshop-app .dip-switch.on .dip-switch-toggle { top: 3px; }
.page-workshop-app .dip-switch.off .dip-switch-toggle {
  bottom: 3px;
  background: #0a0a0a;
}

.page-workshop-app .dip-switch-label {
  text-align: center;
  margin-top: 0.3rem;
  font-family: var(--mono);
  font-size: var(--fs-2xs);
  color: var(--text-dim);
}

/* ─── Блоки информации ─── */

.page-workshop-app .visualization {
  background: #0a0a0a;
  border: 1px solid var(--lc-border);
  border-radius: 0;
  padding: 1rem;
  margin: 0.6rem 0;
  min-height: 190px;
  overflow: auto;
}

.page-workshop-app .info-box {
  background: rgba(220, 38, 38, 0.04);
  border-left: 2px solid var(--accent-red);
  border-top: 1px solid var(--lc-border);
  border-right: 1px solid var(--lc-border);
  border-bottom: 1px solid var(--lc-border);
  padding: 0.85rem 1rem;
  margin: 0.6rem 0;
  font-family: var(--mono);
  font-size: var(--fs-xs);
  line-height: 1.6;
  color: var(--text-gray);
}

.page-workshop-app .info-box strong {
  color: var(--text-white);
}

.page-workshop-app .phase-box {
  background: #0a0a0a;
  padding: 0.85rem;
  border: 1px solid var(--lc-border);
  border-radius: 0;
}

.page-workshop-app .phase-box h5 {
  font-family: var(--condensed);
  color: var(--accent-orange);
  margin-bottom: 0.5rem;
}

.page-workshop-app .muted {
  color: var(--text-dim) !important;
}

/* ─── Футер приложения ─── */

.page-workshop-app .app-footer {
  border-top: var(--rule-thin);
  background: rgba(10, 10, 10, 0.85);
  margin-top: 2rem;
  padding: 1rem 0;
}

.page-workshop-app .app-footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-family: var(--mono);
  font-size: var(--fs-2xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-workshop-app .app-footer a {
  color: var(--accent-orange);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-workshop-app .app-footer a:hover {
  color: var(--accent-red);
}

.page-workshop-app .app-footer small {
  color: var(--text-dim);
}

/* ─── Мобильное меню ─── */

.page-workshop-app .calc-nav-backdrop {
  display: none;
}

@media (max-width: 860px) {
  .page-workshop-app .calc-nav-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    top: var(--header-h);
    background: rgba(0, 0, 0, 0.55);
    z-index: 8900;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
  }

  .page-workshop-app .calc-nav-backdrop.active {
    opacity: 1;
    visibility: visible;
  }

  .page-workshop-app .calc-nav {
    position: fixed;
    left: 0;
    top: var(--header-h);
    bottom: 0;
    transform: translateX(-100%);
    z-index: 8910;
    width: min(280px, 88vw);
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.45);
  }

  .page-workshop-app .calc-nav.active {
    transform: translateX(0);
  }

  .page-workshop-app .main-content {
    padding: 0.85rem 1rem 1.5rem;
  }

  .page-workshop-app th,
  .page-workshop-app td {
    padding: 0.45rem;
    font-size: var(--fs-2xs);
  }

  .page-workshop-app .main-content button {
    padding: 0.5rem 0.85rem;
    font-size: var(--fs-2xs);
  }
}

/* ─── Утилиты ─── */

.page-workshop-app .mt-1 { margin-top: 0.5rem; }
.page-workshop-app .mt-2 { margin-top: 1rem; }
.page-workshop-app .mb-1 { margin-bottom: 0.5rem; }
.page-workshop-app .mb-2 { margin-bottom: 1rem; }
.page-workshop-app .text-center { text-align: center; }
.page-workshop-app .text-success { color: #22c55e; }
.page-workshop-app .text-warning { color: #f59e0b; }
.page-workshop-app .text-danger { color: #ef4444; }
.page-workshop-app .small-text { font-size: var(--fs-xs); }