/* ============================================================
   СУРОВ МОТО — защитные дуги и багажные системы
   Палитра: графит #17191C · сталь #23262B · пластина #EDEEEC
            акцент (сварочная искра) #F06322 · текст #D9DCDF
   Шрифты:  Russo One (дисплей) · Manrope (текст) · IBM Plex Mono (маркировка)
   ============================================================ */

:root {
  --bg: #17191c;
  --bg-2: #1e2126;
  --steel: #2b2f36;
  --steel-2: #3a3f48;
  --plate: #edeeec;
  --plate-2: #e2e4e1;
  --ink: #1b1d20;
  --ink-soft: #4c5158;
  --text: #d9dcdf;
  --muted: #8d949d;
  --accent: #f06322;
  --accent-hot: #ff7433;
  --ok: #4caf6d;
  --font-display: 'Russo One', 'Arial Black', sans-serif;
  --font-body: 'Manrope', 'Segoe UI', Arial, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hot); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

h1, h2, h3, .display {
  font-family: var(--font-display);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: .02em;
  line-height: 1.15;
  color: #fff;
}
h1 { font-size: clamp(26px, 4.5vw, 46px); }
h2 { font-size: clamp(20px, 3vw, 30px); }
h3 { font-size: 18px; }

/* Маркировка в стиле трубного проката — фирменный элемент */
.mark {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}
.mark--accent { color: var(--accent); }

/* Полоса «сигнальной разметки» */
.hazard {
  height: 6px;
  background: repeating-linear-gradient(
    -45deg,
    var(--accent) 0 14px,
    transparent 14px 28px
  );
  opacity: .85;
}

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

button { font-family: inherit; cursor: pointer; }

.btn {
  display: inline-block;
  padding: 13px 26px;
  border: none;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-display);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .06em;
  transition: background .15s, transform .1s;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}
.btn:hover { background: var(--accent-hot); color: #fff; }
.btn:active { transform: translateY(1px); }
.btn--ghost {
  background: transparent;
  box-shadow: inset 0 0 0 2px var(--steel-2);
  color: var(--text);
}
.btn--ghost:hover { box-shadow: inset 0 0 0 2px var(--accent); background: transparent; color: #fff; }
.btn--sm { padding: 9px 16px; font-size: 12px; }
.btn--wide { width: 100%; text-align: center; }

/* ---------- Шапка ---------- */
.topbar {
  background: var(--bg-2);
  border-bottom: 1px solid var(--steel);
  font-size: 13px;
}
.topbar .container {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 6px; padding-bottom: 6px; gap: 16px;
}
.topbar a { color: var(--muted); }
.topbar a:hover { color: var(--text); }

.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(23, 25, 28, .96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--steel);
}
.header .container {
  display: flex; align-items: center; gap: 28px;
  padding-top: 14px; padding-bottom: 14px;
}
.logo {
  font-family: var(--font-display);
  font-size: 22px;
  color: #fff;
  text-transform: uppercase;
  line-height: 1;
  flex-shrink: 0;
}
.logo em { font-style: normal; color: var(--accent); }
.logo small { display: block; font-family: var(--font-mono); font-size: 9px; letter-spacing: .3em; color: var(--muted); margin-top: 3px; }

.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a {
  color: var(--text); font-weight: 600; font-size: 14px;
  padding: 6px 2px; border-bottom: 2px solid transparent;
}
.nav a:hover, .nav a.active { color: #fff; border-bottom-color: var(--accent); }

.header-actions { display: flex; align-items: center; gap: 14px; }
.icon-link {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  width: 42px; height: 42px; color: var(--text);
  background: var(--bg-2); border: 1px solid var(--steel);
}
.icon-link:hover { border-color: var(--accent); color: #fff; }
.icon-link svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.cart-badge {
  position: absolute; top: -7px; right: -7px;
  min-width: 19px; height: 19px; padding: 0 4px;
  background: var(--accent); color: #fff;
  font-family: var(--font-mono); font-size: 11px; font-weight: 600;
  display: flex; align-items: center; justify-content: center;
}
.cart-badge:empty { display: none; }

.burger {
  display: none; background: none; border: 1px solid var(--steel);
  width: 42px; height: 42px; color: var(--text); font-size: 20px;
}

/* ---------- Герой ---------- */
.hero { position: relative; overflow: hidden; background: var(--bg); }
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(700px 340px at 82% 10%, rgba(240, 99, 34, .13), transparent 65%),
    repeating-linear-gradient(0deg, transparent 0 46px, rgba(255,255,255,.024) 46px 47px),
    repeating-linear-gradient(90deg, transparent 0 46px, rgba(255,255,255,.024) 46px 47px);
  pointer-events: none;
}
.hero .container {
  position: relative;
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 44px; align-items: center;
  padding-top: 64px; padding-bottom: 64px;
}
.hero h1 { margin: 14px 0 18px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero-lead { color: var(--muted); max-width: 46ch; margin-bottom: 28px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

.hero-plate { position: relative; }
.hero-plate .plate { transform: rotate(-1.2deg); }
.hero-plate .mark { margin-top: 12px; text-align: right; }

/* Подбор по марке */
.brand-picker { margin-top: 34px; }
.brand-picker .mark { margin-bottom: 10px; }
.brand-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  display: inline-block; padding: 9px 18px;
  background: var(--bg-2); border: 1px solid var(--steel-2);
  color: var(--text); font-family: var(--font-display); font-size: 13px;
  text-transform: uppercase; letter-spacing: .05em;
}
.chip:hover, .chip.active { border-color: var(--accent); color: #fff; background: rgba(240, 99, 34, .12); }

/* ---------- Стальная пластина (карточка) ---------- */
.plate {
  position: relative;
  background: linear-gradient(160deg, var(--plate) 0%, var(--plate-2) 100%);
  color: var(--ink);
  padding: 18px;
  box-shadow: 0 14px 34px rgba(0, 0, 0, .45);
}
/* Болты по углам пластины */
.plate::before, .plate::after,
.plate .bolt::before, .plate .bolt::after {
  content: '';
  position: absolute;
  width: 8px; height: 8px; border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #c9cdd2, #83898f 55%, #5c6167);
  box-shadow: inset 0 -1px 2px rgba(0,0,0,.4);
}
.plate::before { top: 7px; left: 7px; }
.plate::after { top: 7px; right: 7px; }
.plate .bolt::before { bottom: 7px; left: 7px; }
.plate .bolt::after { bottom: 7px; right: 7px; }

/* ---------- Сетка товаров ---------- */
.section { padding: 56px 0; }
.section-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 16px; margin-bottom: 28px; flex-wrap: wrap;
}
.section-head .mark { flex-basis: 100%; margin-bottom: 4px; }

.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }

.card {
  display: flex; flex-direction: column;
  background: linear-gradient(160deg, var(--plate) 0%, var(--plate-2) 100%);
  color: var(--ink);
  transition: transform .18s, box-shadow .18s;
  position: relative;
  box-shadow: 0 4px 14px rgba(0, 0, 0, .35);
}
.card:hover { transform: translateY(-4px); box-shadow: 0 16px 30px rgba(0, 0, 0, .5); }
.card-img {
  aspect-ratio: 4 / 3; overflow: hidden;
  background: #fff;
  display: flex; align-items: center; justify-content: center;
}
.card-img img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.card-img .noimg { font-family: var(--font-mono); font-size: 12px; color: #a9adaf; }
.card-body { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card .mark { color: var(--ink-soft); font-size: 11px; }
.card-title {
  font-weight: 600; font-size: 15px; line-height: 1.35; color: var(--ink);
  flex: 1;
}
.card-title:hover { color: var(--accent); }
.card-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 4px; }
.price { font-family: var(--font-display); font-size: 19px; color: var(--ink); white-space: nowrap; }
.price--old {
  font-family: var(--font-body); font-size: 13px; color: var(--ink-soft);
  text-decoration: line-through; font-weight: 400; display: block;
}
.stretch::after { content: ''; position: absolute; inset: 0; }
.card .btn { position: relative; z-index: 1; }

/* ---------- Каталог ---------- */
.catalog-layout { display: grid; grid-template-columns: 230px 1fr; gap: 32px; align-items: start; }
.filters { position: sticky; top: 86px; display: flex; flex-direction: column; gap: 26px; }
.filters h3 { font-size: 14px; margin-bottom: 10px; color: var(--muted); }
.filter-list { list-style: none; display: flex; flex-direction: column; gap: 4px; }
.filter-list a {
  display: flex; justify-content: space-between; gap: 8px;
  color: var(--text); padding: 7px 10px; font-size: 14px; font-weight: 600;
  border-left: 2px solid var(--steel);
}
.filter-list a:hover { border-left-color: var(--accent); color: #fff; }
.filter-list a.active { border-left-color: var(--accent); background: var(--bg-2); color: #fff; }
.filter-list .cnt { color: var(--muted); font-family: var(--font-mono); font-size: 12px; }
.search-form { display: flex; gap: 0; }
.search-form input {
  flex: 1; min-width: 0; padding: 10px 12px;
  background: var(--bg-2); border: 1px solid var(--steel-2); border-right: none;
  color: var(--text); font-family: var(--font-body); font-size: 14px;
}
.search-form button {
  padding: 0 14px; background: var(--accent); color: #fff; border: none;
  font-family: var(--font-display);
}
.empty-note { padding: 40px 0; color: var(--muted); }

/* ---------- Страница товара ---------- */
.product-layout { display: grid; grid-template-columns: 1.1fr 1fr; gap: 44px; align-items: start; }
.gallery-main {
  background: #fff; padding: 14px;
  aspect-ratio: 4 / 3;
  display: flex; align-items: center; justify-content: center;
}
.gallery-main img { max-height: 100%; object-fit: contain; }
.gallery-thumbs { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.gallery-thumbs button {
  width: 74px; height: 58px; padding: 4px; background: #fff;
  border: 2px solid transparent; opacity: .7;
}
.gallery-thumbs button.active, .gallery-thumbs button:hover { border-color: var(--accent); opacity: 1; }
.gallery-thumbs img { width: 100%; height: 100%; object-fit: contain; }

.product-info h1 { font-size: clamp(20px, 2.6vw, 30px); margin: 8px 0 18px; }
.spec {
  font-family: var(--font-mono); font-size: 13px;
  border: 1px solid var(--steel-2);
  margin-bottom: 22px;
}
.spec div {
  display: flex; justify-content: space-between; gap: 14px;
  padding: 9px 14px;
}
.spec div + div { border-top: 1px dashed var(--steel-2); }
.spec dt { color: var(--muted); text-transform: uppercase; letter-spacing: .08em; font-size: 11px; padding-top: 2px; }
.spec dd { text-align: right; color: var(--text); }
.product-price { display: flex; align-items: baseline; gap: 14px; margin-bottom: 6px; }
.product-price .now { font-family: var(--font-display); font-size: 34px; color: #fff; }
.product-price .old { color: var(--muted); text-decoration: line-through; }
.stock { font-family: var(--font-mono); font-size: 12px; letter-spacing: .1em; margin-bottom: 20px; }
.stock--in { color: var(--ok); }
.stock--out { color: var(--muted); }
.buy-row { display: flex; gap: 12px; align-items: stretch; flex-wrap: wrap; }
.qty { display: flex; border: 1px solid var(--steel-2); }
.qty button { width: 42px; background: var(--bg-2); border: none; color: var(--text); font-size: 18px; }
.qty button:hover { color: var(--accent); }
.qty input {
  width: 52px; text-align: center; background: var(--bg); border: none;
  color: #fff; font-family: var(--font-mono); font-size: 15px;
  -moz-appearance: textfield;
}
.qty input::-webkit-outer-spin-button, .qty input::-webkit-inner-spin-button { -webkit-appearance: none; }

.product-desc { margin-top: 48px; max-width: 800px; }
.product-desc h2 { margin-bottom: 16px; }
.rich { color: var(--text); }
.rich p, .rich ul, .rich ol, .rich table { margin-bottom: 14px; }
.rich ul, .rich ol { padding-left: 22px; }
.rich h2, .rich h3, .rich h4 { margin: 22px 0 10px; }
.rich img { margin: 10px 0; }
.rich table { border-collapse: collapse; width: 100%; }
.rich td, .rich th { border: 1px solid var(--steel-2); padding: 8px 10px; }

/* ---------- Преимущества ---------- */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature {
  background: var(--bg-2); border: 1px solid var(--steel);
  border-top: 3px solid var(--accent);
  padding: 22px;
}
.feature .mark { margin-bottom: 10px; }
.feature h3 { margin-bottom: 8px; font-size: 16px; }
.feature p { color: var(--muted); font-size: 14px; }

/* ---------- FAQ ---------- */
.faq { max-width: 800px; display: flex; flex-direction: column; gap: 10px; }
.faq-item {
  background: var(--bg-2); border: 1px solid var(--steel);
  border-left: 3px solid var(--steel-2);
}
.faq-item[open] { border-left-color: var(--accent); }
.faq-item summary {
  cursor: pointer; list-style: none;
  padding: 15px 44px 15px 18px;
  font-weight: 600; color: var(--text); font-size: 15px;
  position: relative;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
  font-family: var(--font-mono); font-size: 19px; color: var(--accent);
}
.faq-item[open] summary { color: #fff; }
.faq-item[open] summary::after { content: '−'; }
.faq-answer { padding: 0 18px 16px; color: var(--muted); font-size: 14px; }
.faq-answer p { margin-bottom: 8px; }

/* ---------- Формы ---------- */
.form { display: flex; flex-direction: column; gap: 14px; max-width: 460px; }
.form--wide { max-width: 640px; }
.form label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; font-weight: 600; color: var(--muted); }
.form input, .form textarea, .form select {
  padding: 12px 14px;
  background: var(--bg-2); border: 1px solid var(--steel-2);
  color: #fff; font-family: var(--font-body); font-size: 15px;
}
.form input:focus, .form textarea:focus { border-color: var(--accent); outline: none; }
.form textarea { min-height: 120px; resize: vertical; }
.form .hp { position: absolute; left: -9999px; }

.alert { padding: 13px 16px; font-size: 14px; margin-bottom: 18px; }
.alert--err { background: rgba(214, 69, 47, .12); border: 1px solid #d6452f; color: #ff9d8d; }
.alert--ok { background: rgba(76, 175, 109, .1); border: 1px solid var(--ok); color: #86d9a5; }
.alert ul { list-style: none; }

/* ---------- Корзина / таблицы ---------- */
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th {
  text-align: left; font-family: var(--font-mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: .1em; color: var(--muted);
  padding: 10px 12px; border-bottom: 1px solid var(--steel-2);
}
.table td { padding: 14px 12px; border-bottom: 1px solid var(--steel); vertical-align: middle; }
.table a { color: var(--text); font-weight: 600; }
.table a:hover { color: var(--accent); }
.cart-thumb { width: 64px; height: 50px; object-fit: contain; background: #fff; padding: 3px; }
.cart-total { text-align: right; margin: 22px 0; }
.cart-total .now { font-family: var(--font-display); font-size: 26px; color: #fff; }
.cart-actions { display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.link-x { background: none; border: none; color: var(--muted); font-size: 18px; }
.link-x:hover { color: #ff6a4d; }

.status {
  display: inline-block; padding: 3px 10px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  border: 1px solid var(--steel-2); color: var(--muted);
}
.status--new { border-color: var(--accent); color: var(--accent); }
.status--processing { border-color: #d9a521; color: #d9a521; }
.status--shipped { border-color: #4d9dd9; color: #4d9dd9; }
.status--done { border-color: var(--ok); color: var(--ok); }
.status--cancelled { border-color: var(--steel-2); color: var(--muted); }

/* ---------- Личный кабинет ---------- */
.account-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.panel { background: var(--bg-2); border: 1px solid var(--steel); padding: 24px; }
.panel h2 { font-size: 17px; margin-bottom: 16px; }
.panel + .panel { margin-top: 24px; }

/* ---------- Контакты ---------- */
.contacts-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 44px; align-items: start; }
.contact-list { list-style: none; display: flex; flex-direction: column; gap: 18px; }
.contact-list .mark { margin-bottom: 3px; }
.contact-list strong { font-size: 17px; color: #fff; font-weight: 600; }

/* ---------- Подвал ---------- */
.footer { margin-top: 40px; background: var(--bg-2); }
.footer-inner {
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px;
  padding: 40px 0 32px;
}
.footer h4 { font-family: var(--font-display); font-size: 13px; text-transform: uppercase; color: #fff; margin-bottom: 14px; }
.footer ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer a { color: var(--muted); font-size: 14px; }
.footer a:hover { color: var(--text); }
.footer .logo { margin-bottom: 12px; }
.footer p { color: var(--muted); font-size: 13px; max-width: 40ch; }
.footer-bottom {
  border-top: 1px solid var(--steel);
  padding: 16px 0;
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}
.footer-bottom, .footer-bottom a { font-family: var(--font-mono); font-size: 11px; color: var(--muted); letter-spacing: .06em; }

.breadcrumbs { font-family: var(--font-mono); font-size: 12px; color: var(--muted); margin: 22px 0 6px; letter-spacing: .05em; }
.breadcrumbs a { color: var(--muted); }
.breadcrumbs a:hover { color: var(--accent); }

.page-head { margin: 6px 0 30px; }
.page-head .mark { margin-bottom: 6px; }

/* ---------- Появление карточек ---------- */
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.grid .card { animation: rise .45s ease both; }
.grid .card:nth-child(2) { animation-delay: .05s; }
.grid .card:nth-child(3) { animation-delay: .1s; }
.grid .card:nth-child(4) { animation-delay: .15s; }

/* ---------- Адаптив ---------- */
@media (max-width: 1000px) {
  .grid, .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .features { grid-template-columns: 1fr; }
  .hero .container { grid-template-columns: 1fr; padding-top: 44px; padding-bottom: 44px; }
  .hero-plate { max-width: 440px; }
  .product-layout, .contacts-grid, .account-grid { grid-template-columns: 1fr; }
  .catalog-layout { grid-template-columns: 200px 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .nav {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--bg-2); border-bottom: 1px solid var(--steel);
    flex-direction: column; gap: 0; padding: 10px 20px 16px;
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 0; border-bottom: 1px solid var(--steel); }
  .burger { display: block; }
  .grid, .grid--3 { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .catalog-layout { grid-template-columns: 1fr; }
  .filters { position: static; }
  .card-body { padding: 10px 12px 12px; }
  .price { font-size: 16px; }
  .footer-inner { grid-template-columns: 1fr; }
  .topbar .hide-m { display: none; }
}
@media (max-width: 420px) {
  .grid, .grid--3 { grid-template-columns: 1fr; }
}