/*
 * BYD TANG section theme for LiONE Store.
 * Loaded only when the page belongs to the BYD TANG context
 * (body.byd-context, set server-side from category/product data).
 * Does not touch the global :root palette of the rest of the store.
 */

/* ------------------------------------------------------------------ */
/* Palette and background (graphite + deep red)                        */
/* ------------------------------------------------------------------ */
body.byd-context {
  --byd-bg: #101114;
  --byd-card: #1a1c21;
  --byd-card-2: #17181d;
  --byd-border: #34373e;
  --byd-text: #f5f5f3;
  --byd-muted: #b8bcc5;
  --byd-red: #b72d3c;
  --byd-red-hover: #9c2230;
  --byd-accent: #ff8790;

  color: var(--byd-text);
  background: var(--byd-bg);
}

body.byd-context:before { display: none; }

body.byd-context a { color: var(--byd-accent); transition: .18s ease; }
body.byd-context a:hover,
body.byd-context a:focus { color: #fff; text-decoration: none; }

/* Neutral image limits: BYD section does not inherit the Li ONE caps */
body.byd-context img { max-height: none; }

/* ------------------------------------------------------------------ */
/* Header: graphite instead of the blue Li ONE chrome                  */
/* ------------------------------------------------------------------ */
body.byd-context .lione-header {
  background: linear-gradient(180deg, rgba(16, 17, 20, .94), rgba(16, 17, 20, .78));
  border-bottom: 1px solid var(--byd-border);
}
body.byd-context .lione-brand img { box-shadow: none; }
body.byd-context .lione-brand-title { color: var(--byd-text); }
body.byd-context .lione-brand-subtitle,
body.byd-context .lione-topline { color: var(--byd-muted); }
body.byd-context .lione-topline a { color: var(--byd-muted); }
body.byd-context .lione-topline a:hover { color: var(--byd-accent); }
body.byd-context .lione-topline { border-bottom-color: rgba(255, 255, 255, .06); }

body.byd-context .lione-search-wrap .input-lg,
body.byd-context .lione-search-wrap input.form-control {
  color: var(--byd-text);
  background: rgba(26, 28, 33, .9);
  border-color: var(--byd-border);
  border-radius: 12px 0 0 12px;
}
body.byd-context .lione-search-wrap .btn-lg,
body.byd-context .lione-search-wrap .btn-default {
  background: var(--byd-red);
  border-color: var(--byd-red);
  color: #fff;
  border-radius: 0 12px 12px 0;
}
body.byd-context .lione-search-wrap .btn-lg:hover,
body.byd-context .lione-search-wrap .btn-default:hover { background: var(--byd-red-hover); }

body.byd-context #cart > .btn,
body.byd-context .lione-icon-btn,
body.byd-context .btn-primary {
  background: var(--byd-red);
  border-color: var(--byd-red);
  box-shadow: none;
  text-shadow: none;
}
body.byd-context #cart > .btn:hover,
body.byd-context .lione-icon-btn:hover,
body.byd-context .btn-primary:hover { background: var(--byd-red-hover); transform: none; box-shadow: none; }

body.byd-context .lione-mobile-toggle {
  color: #fff;
  background: rgba(183, 45, 60, .16);
  border-color: var(--byd-border);
  box-shadow: none;
}
body.byd-context .lione-mobile-drawer {
  background: linear-gradient(180deg, rgba(23, 24, 29, .98), rgba(13, 14, 18, .98));
  border-right-color: var(--byd-border);
}
body.byd-context .lione-mobile-links a {
  color: var(--byd-text);
  background: rgba(255, 255, 255, .04);
  border-color: var(--byd-border);
}
body.byd-context .lione-mobile-links a:hover,
body.byd-context .lione-mobile-links a:focus { background: rgba(183, 45, 60, .2); }

/* Direction switch overrides for the BYD context (base styles in lione.css) */
body.byd-context .lione-direction-link { color: var(--byd-muted); }
body.byd-context .lione-direction-link:hover { color: #fff; background: rgba(255, 255, 255, .06); }
body.byd-context .lione-direction-link.is-active {
  color: #fff;
  background: var(--byd-red);
  box-shadow: 0 0 0 1px rgba(255, 135, 144, .35);
}
body.byd-context .lione-mobile-direction a.is-active {
  background: var(--byd-red);
  border-color: transparent;
}

/* ------------------------------------------------------------------ */
/* Landing: hero                                                       */
/* ------------------------------------------------------------------ */
.byd-landing { padding: 0 0 30px; }

.byd-hero {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 34px;
  align-items: center;
  margin: 34px 0 72px;
}
.byd-kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--byd-accent);
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: 12px;
  margin-bottom: 14px;
}
.byd-kicker:before { content: ""; width: 34px; height: 2px; background: var(--byd-red); }
.byd-hero h1 {
  color: var(--byd-text);
  font-size: clamp(34px, 5vw, 62px);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -.035em;
  margin: 0 0 18px;
}
.byd-lead {
  color: var(--byd-muted);
  font-size: 17px;
  line-height: 1.58;
  max-width: 560px;
  margin: 0;
}
.byd-hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.byd-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 48px;
  padding: 12px 22px;
  border-radius: 12px;
  font-weight: 800;
  font-size: 15px;
  color: #fff;
  text-decoration: none;
}
.byd-btn-primary { background: var(--byd-red); border: 1px solid var(--byd-red); }
.byd-btn-primary:hover { background: var(--byd-red-hover); color: #fff; }
.byd-btn-secondary {
  background: transparent;
  border: 1px solid var(--byd-border);
  color: var(--byd-text);
}
.byd-btn-secondary:hover { border-color: var(--byd-red); color: #fff; }

.byd-hero-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.byd-hero-visual img {
  width: 100%;
  max-width: 520px;
  height: auto;
  border-radius: 24px;
  border: 1px solid var(--byd-border);
  box-shadow: 0 22px 70px rgba(0, 0, 0, .45);
}
.byd-float-card {
  width: 100%;
  max-width: 520px;
  background: var(--byd-card);
  border: 1px solid var(--byd-border);
  border-radius: 16px;
  padding: 16px 18px;
  text-align: center;
}
.byd-float-card strong { display: block; color: var(--byd-text); font-size: 15px; }
.byd-float-card span { color: var(--byd-muted); font-size: 13px; }

/* ------------------------------------------------------------------ */
/* Sections, service cards, steps, FAQ, CTA                            */
/* ------------------------------------------------------------------ */
.byd-section { margin-bottom: 84px; }
.byd-section-head { margin-bottom: 26px; }
.byd-section-head h2 {
  color: var(--byd-text);
  font-size: clamp(28px, 3.4vw, 38px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.025em;
  margin: 0 0 12px;
}
.byd-section-head .byd-muted { color: var(--byd-muted); margin: 0; max-width: 640px; }

.byd-services-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}
.byd-service-card {
  display: flex;
  flex-direction: column;
  background: var(--byd-card);
  border: 1px solid var(--byd-border);
  border-radius: 20px;
  padding: 24px;
  color: var(--byd-text);
}
.byd-service-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.byd-service-number {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 4px 10px;
  border-radius: 8px;
  background: rgba(255, 135, 144, .12);
  border: 1px solid rgba(255, 135, 144, .28);
  color: var(--byd-accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .06em;
}
.byd-service-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  color: var(--byd-accent);
  background: rgba(255, 135, 144, .08);
  border: 1px solid var(--byd-border);
}
.byd-service-card h3 {
  font-size: 20px;
  font-weight: 800;
  line-height: 1.2;
  margin: 0 0 10px;
}
.byd-service-card h3 a { color: var(--byd-text); }
.byd-service-card h3 a:hover { color: var(--byd-accent); }
.byd-service-desc {
  color: var(--byd-muted);
  font-size: 15px;
  line-height: 1.55;
  margin: 0 0 20px;
  flex-grow: 1;
}
.byd-service-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid rgba(255, 255, 255, .07);
  padding-top: 16px;
}
.byd-service-price { display: flex; flex-direction: column; gap: 2px; }
.byd-price-note { color: var(--byd-muted); font-size: 13px; font-weight: 600; }
.byd-price-value { color: var(--byd-text); font-size: 20px; font-weight: 900; }
.byd-card-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 18px;
  border-radius: 12px;
  background: var(--byd-red);
  color: #fff !important;
  font-size: 14px;
  font-weight: 800;
  white-space: nowrap;
}
.byd-card-btn:hover { background: var(--byd-red-hover); color: #fff !important; }

.byd-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: byd-step;
}
.byd-step {
  counter-increment: byd-step;
  background: var(--byd-card);
  border: 1px solid var(--byd-border);
  border-radius: 20px;
  padding: 20px;
  min-height: 128px;
}
.byd-step:before {
  content: counter(byd-step, decimal-leading-zero);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  color: #fff;
  font-weight: 900;
  font-size: 14px;
  margin-bottom: 12px;
  background: var(--byd-red);
}
.byd-step strong { display: block; color: var(--byd-text); margin-bottom: 6px; }
.byd-step span { color: var(--byd-muted); font-size: 14px; line-height: 1.5; }

.byd-faq { display: grid; gap: 12px; }
.byd-faq-item {
  background: var(--byd-card);
  border: 1px solid var(--byd-border);
  border-radius: 16px;
  padding: 18px 20px;
}
.byd-faq-item summary {
  color: var(--byd-text);
  font-weight: 800;
  font-size: 16px;
  cursor: pointer;
  outline: none;
  list-style: none;
}
.byd-faq-item summary::-webkit-details-marker { display: none; }
.byd-faq-item summary:before {
  content: "+";
  display: inline-block;
  width: 22px;
  margin-right: 10px;
  color: var(--byd-accent);
  font-weight: 900;
}
.byd-faq-item[open] summary:before { content: "–"; }
.byd-faq-item p {
  color: var(--byd-muted);
  line-height: 1.6;
  margin: 12px 0 0 32px;
}

.byd-cta {
  text-align: center;
  background: var(--byd-card);
  border: 1px solid var(--byd-border);
  border-radius: 24px;
  padding: 52px 28px;
  margin: 0 0 20px;
}
.byd-cta h2 {
  color: var(--byd-text);
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 900;
  letter-spacing: -.02em;
  margin: 0 0 12px;
}
.byd-cta .byd-muted { margin: 0 0 26px; }

/* ------------------------------------------------------------------ */
/* Neutral store chrome inside BYD context (cart, tabs, tables, etc.)  */
/* ------------------------------------------------------------------ */
body.byd-context .breadcrumb {
  background: var(--byd-card);
  border-color: var(--byd-border);
}
body.byd-context .breadcrumb a { color: var(--byd-muted); }
body.byd-context .breadcrumb a:hover { color: #fff; }
body.byd-context .panel, body.byd-context .well,
body.byd-context .list-group-item, body.byd-context .dropdown-menu,
body.byd-context .table { background-color: var(--byd-card); border-color: var(--byd-border); }
body.byd-context .form-control {
  background: var(--byd-card-2);
  border-color: var(--byd-border);
  color: var(--byd-text);
}
body.byd-context .nav-tabs > li.active > a,
body.byd-context .nav-tabs > li.active > a:focus,
body.byd-context .nav-tabs > li.active > a:hover { background: var(--byd-card); color: var(--byd-text); }
body.byd-context .tab-content { background: var(--byd-card); border-color: var(--byd-border); color: #d7d8dc; }
body.byd-context .lione-footer {
  border-top-color: var(--byd-border);
  background: linear-gradient(180deg, rgba(16, 17, 20, .4), rgba(16, 17, 20, .9));
}
body.byd-context .lione-footer h5 { color: var(--byd-text); }
body.byd-context .lione-footer a,
body.byd-context .lione-footer p,
body.byd-context .lione-footer li { color: var(--byd-muted); }
body.byd-context .alert-danger { background: rgba(183, 45, 60, .14); border-color: rgba(183, 45, 60, .4); color: #ffb3bb; }
body.byd-context .alert-success { background: rgba(72, 227, 161, .1); border-color: rgba(72, 227, 161, .3); color: #9ff0c8; }

/* ------------------------------------------------------------------ */
/* BYD product (service) page                                          */
/* ------------------------------------------------------------------ */
body.byd-context .lione-product-panel {
  background: var(--byd-card);
  border-color: var(--byd-border);
  box-shadow: none;
}
body.byd-context .lione-product-gallery .main-image { background: var(--byd-card-2); }
body.byd-context .lione-meta span {
  background: rgba(255, 135, 144, .1);
  border-color: rgba(255, 135, 144, .24);
  color: var(--byd-text);
}
body.byd-context .lione-product-panel h1 { color: var(--byd-text); }

.byd-product-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding: 6px 12px;
  border-radius: 8px;
  background: rgba(255, 135, 144, .12);
  border: 1px solid rgba(255, 135, 144, .3);
  color: var(--byd-accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .05em;
}
.byd-price-agreement {
  color: var(--byd-muted);
  font-size: 18px;
  font-weight: 700;
  margin: 12px 0 18px;
}
.byd-services-links { display: grid; gap: 10px; margin-top: 14px; }
.byd-services-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 48px;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--byd-border);
  background: var(--byd-card);
  color: var(--byd-text);
  font-weight: 700;
}
.byd-services-links a:hover { border-color: var(--byd-red); color: #fff; }
.byd-services-links a .byd-arrow { color: var(--byd-accent); }

/* Search results: «Стоимость по согласованию» instead of a cart button */
body.byd-context .product-thumb .byd-agreement-note,
.byd-agreement-note {
  display: block;
  color: var(--byd-muted);
  font-size: 13px;
  font-weight: 600;
  padding: 10px 0 4px;
}

/* ------------------------------------------------------------------ */
/* Accessibility                                                        */
/* ------------------------------------------------------------------ */
body.byd-context a:focus-visible,
body.byd-context button:focus-visible,
body.byd-context summary:focus-visible {
  outline: 2px solid var(--byd-accent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  body.byd-context * {
    transition: none !important;
    animation: none !important;
    scroll-behavior: auto !important;
  }
}

/* ------------------------------------------------------------------ */
/* Responsive: 360 / 390 / 768 / 1440 px                               */
/* ------------------------------------------------------------------ */
@media (max-width: 991px) {
  .byd-hero { grid-template-columns: 1fr; gap: 24px; margin-bottom: 56px; }
  .byd-section { margin-bottom: 56px; }
  .byd-services-grid { grid-template-columns: 1fr; gap: 14px; }
  .byd-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .byd-hero-visual { order: 2; }
  .byd-hero-text { order: 1; }
}

@media (max-width: 640px) {
  .byd-hero { margin: 24px 0 40px; }
  .byd-section { margin-bottom: 40px; }
  .byd-steps { grid-template-columns: 1fr; }
  .byd-hero h1 { font-size: 36px; }
  .byd-lead { font-size: 16px; }
  .byd-btn { width: 100%; }
  .byd-service-foot { flex-wrap: wrap; }
  .byd-cta { padding: 40px 20px; }
}