/* product.css — стили страницы карточки товара */

.product-main { padding-bottom: 80px }

/* ── PRODUCT LAYOUT ── */
.product-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
  padding: 32px 0 56px;
}

/* ── PRODUCT GALLERY ── */
.product-gallery {}
.product-img-main {
  width: 100%;
  min-height: 320px;
  max-height: 480px;
  border-radius: var(--rl);
  border: 1.5px solid var(--gray-100);
  overflow: hidden;
  background: var(--gray-50);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.product-img-main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 24px;
}
.product-img-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  color: var(--gray-400);
}
.product-img-placeholder svg { width: 64px; height: 64px }
.product-img-placeholder span { font-size: 14px; font-weight: 600 }

/* ── PRODUCT INFO ── */
.product-info {}

.product-brand {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(46,43,126,.08);
  color: var(--purple);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .8px;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.product-name {
  font-family: var(--fh);
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 900;
  color: var(--purple);
  line-height: 1.2;
  margin-bottom: 12px;
  letter-spacing: -.2px;
}

.product-application {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  font-weight: 500;
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1.5px solid var(--gray-100);
}

/* ── PRICE BLOCK ── */
.product-price-block {
  background: var(--gray-50);
  border: 1.5px solid var(--gray-100);
  border-radius: var(--rl);
  padding: 24px;
  margin-bottom: 24px;
}
.product-price-label {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: var(--gray-400);
  margin-bottom: 8px;
}
.product-price {
  font-family: var(--fh);
  font-size: 36px;
  font-weight: 900;
  color: var(--purple);
  line-height: 1;
  margin-bottom: 4px;
}
.product-price span {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-muted);
  margin-left: 4px;
}
.product-price-note {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 8px;
}

/* ── CTA BUTTONS ── */
.product-cta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}
.btn-product-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--accent);
  color: var(--white);
  font-family: var(--fh);
  font-size: 15px;
  font-weight: 900;
  padding: 15px 28px;
  border-radius: var(--r);
  border: none;
  cursor: pointer;
  transition: all .2s;
  letter-spacing: .3px;
  text-decoration: none;
}
.btn-product-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 6px 20px rgba(232,69,10,.35);
  transform: translateY(-1px);
}
.btn-product-secondary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: transparent;
  color: var(--purple);
  font-family: var(--fh);
  font-size: 14px;
  font-weight: 800;
  padding: 13px 28px;
  border-radius: var(--r);
  border: 1.5px solid var(--gray-200);
  cursor: pointer;
  transition: all .2s;
  text-decoration: none;
}
.btn-product-secondary:hover {
  border-color: var(--purple);
  background: rgba(46,43,126,.04);
}

/* ── KEY SPECS (быстрые характеристики) ── */
.product-quick-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.product-spec-item {
  background: var(--white);
  border: 1.5px solid var(--gray-100);
  border-radius: var(--r);
  padding: 12px 14px;
}
.product-spec-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: .6px;
  margin-bottom: 4px;
}
.product-spec-value {
  font-family: var(--fh);
  font-size: 15px;
  font-weight: 800;
  color: var(--purple);
}

/* ── TABS ── */
.product-tabs {
  margin-top: 56px;
  border-top: 1.5px solid var(--gray-100);
}
.product-tabs-nav {
  display: flex;
  gap: 0;
  border-bottom: 1.5px solid var(--gray-100);
  margin-bottom: 32px;
}
.product-tab-btn {
  font-family: var(--fh);
  font-size: 14px;
  font-weight: 800;
  color: var(--text-muted);
  padding: 16px 24px;
  border: none;
  background: none;
  cursor: pointer;
  border-bottom: 2.5px solid transparent;
  margin-bottom: -1.5px;
  transition: color .2s, border-color .2s;
}
.product-tab-btn:hover { color: var(--purple) }
.product-tab-btn.active {
  color: var(--purple);
  border-bottom-color: var(--purple);
}
.product-tab-panel { display: none }
.product-tab-panel.active { display: block }

/* ── DESCRIPTION TAB ── */
.product-description {
  font-size: 15px;
  color: var(--text);
  line-height: 1.75;
  font-weight: 500;
  max-width: 760px;
}

/* ── FEATURES TABLE ── */
.product-features-table {
  width: 100%;
  border-collapse: collapse;
  max-width: 640px;
}
.product-features-table tr:nth-child(odd) td {
  background: var(--gray-50);
}
.product-features-table td {
  padding: 12px 16px;
  font-size: 14px;
  border: 1px solid var(--gray-100);
}
.product-features-table td:first-child {
  font-weight: 700;
  color: var(--text-muted);
  width: 50%;
}
.product-features-table td:last-child {
  font-weight: 700;
  color: var(--text);
}

/* ── REQUEST FORM (inline) ── */
.product-request-section {
  background: var(--purple);
  border-radius: var(--rl);
  padding: 40px;
  margin-top: 56px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
  position: relative;
  overflow: hidden;
}
.product-request-section::after {
  content: '';
  position: absolute;
  right: -60px; top: -60px;
  width: 280px; height: 280px;
  border-radius: 50%;
  background: rgba(255,255,255,.04);
  pointer-events: none;
}
.product-request-info h2 {
  font-family: var(--fh);
  font-size: 24px;
  font-weight: 900;
  color: var(--white);
  margin-bottom: 12px;
  line-height: 1.2;
}
.product-request-info p {
  font-size: 14px;
  color: rgba(255,255,255,.7);
  line-height: 1.65;
  font-weight: 500;
}
.product-form {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--r);
  padding: 28px;
  position: relative;
}
.product-form .pf-field {
  margin-bottom: 14px;
}
.product-form .pf-field label {
  display: block;
  font-size: 11px;
  font-weight: 800;
  color: rgba(255,255,255,.6);
  letter-spacing: .7px;
  text-transform: uppercase;
  margin-bottom: 7px;
}
.product-form .pf-field input,
.product-form .pf-field textarea {
  width: 100%;
  background: rgba(255,255,255,.1);
  border: 1.5px solid rgba(255,255,255,.2);
  border-radius: var(--r);
  padding: 11px 14px;
  font-family: var(--fb);
  font-size: 14px;
  color: var(--white);
  font-weight: 600;
  outline: none;
  transition: border-color .2s;
}
.product-form .pf-field input::placeholder,
.product-form .pf-field textarea::placeholder {
  color: rgba(255,255,255,.4);
  font-weight: 400;
}
.product-form .pf-field input:focus,
.product-form .pf-field textarea:focus {
  border-color: var(--accent-blue, rgba(255,255,255,.5));
}
.product-form .pf-field textarea { resize: vertical; min-height: 72px }
.product-form-submit {
  width: 100%;
  background: var(--accent);
  color: var(--white);
  font-family: var(--fh);
  font-size: 15px;
  font-weight: 900;
  padding: 13px;
  border-radius: var(--r);
  border: none;
  cursor: pointer;
  transition: all .2s;
  letter-spacing: .3px;
  margin-top: 4px;
}
.product-form-submit:hover {
  background: var(--accent-hover);
  box-shadow: 0 4px 16px rgba(232,69,10,.4);
}
.product-form-ok {
  display: none;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--r);
  padding: 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  margin-top: 12px;
}

/* ── NOT FOUND ── */
.product-not-found {
  text-align: center;
  padding: 96px 24px;
}

/* ── RESPONSIVE ── */
@media(max-width:1024px) {
  .product-layout { grid-template-columns: 1fr; gap: 32px }
  .product-request-section { grid-template-columns: 1fr }
}
@media(max-width:600px) {
  .product-quick-specs { grid-template-columns: 1fr }
  .product-request-section { padding: 28px 20px }
  .product-tab-btn { padding: 14px 16px; font-size: 13px; white-space: nowrap; flex-shrink: 0 }
  /* вкладки не помещаются в узкий экран — прокручиваются внутри полосы, а не вся страница */
  .product-tabs-nav { overflow-x: auto; overflow-y: hidden }
}

/* ── CERTS ── */
.product-certs { display: flex; flex-direction: column; gap: 10px; max-width: 640px }
.product-cert-item {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 16px;
  background: var(--gray-50);
  border: 1.5px solid var(--gray-100);
  border-radius: var(--r);
  text-decoration: none;
  color: var(--text);
  transition: border-color .2s, background .2s;
  font-size: 14px; font-weight: 600;
}
.product-cert-item:hover { border-color: var(--purple); background: var(--white) }
.product-cert-item svg { color: var(--purple); flex-shrink: 0 }
.product-cert-item span:first-of-type { flex: 1 }
.cert-type {
  font-size: 10px; font-weight: 800; letter-spacing: .5px;
  background: var(--purple); color: var(--white);
  padding: 2px 6px; border-radius: 4px; flex-shrink: 0;
}

/* Согласие на обработку ПДн в форме КП (тёмный фон) */
.product-form .consent-check{color:rgba(255,255,255,.88)}
.product-form .consent-check a{color:#fff;text-decoration:underline}

/* Артикул, наличие, фасовка, расход, калькулятор, «Добавить в заявку» */
.product-meta{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:14px;color:var(--text-muted);margin:4px 0 14px}
.product-meta b{color:var(--purple);font-weight:800}
.product-pack{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;background:var(--gray-50);border:1.5px solid var(--gray-100);border-radius:12px;padding:12px 16px;margin:14px 0;font-size:14.5px;line-height:1.45}
.product-pack dt{font-weight:800;color:var(--purple)}
.product-pack dd{margin:0;color:var(--text)}
.product-calc{border:2px dashed rgba(46,43,126,.25);border-radius:12px;padding:12px 16px;margin:0 0 14px}
.product-calc-title{font-family:var(--fh);font-weight:900;color:var(--purple);font-size:15px;margin-bottom:8px}
.product-calc label{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:700}
.product-calc input{width:140px;padding:8px 10px;border:1.5px solid var(--gray-200);border-radius:8px;font-size:15px}
.product-calc-result{margin-top:8px;font-size:15px}
.product-calc-result b{color:var(--accent)}
.product-calc-apply{margin-left:8px;color:var(--purple);text-decoration:underline;cursor:pointer;font-weight:700;font-size:14px}
.product-calc-note{font-size:12.5px;color:var(--text-muted);margin:6px 0 0}
.product-add-row{display:flex;flex-wrap:wrap;align-items:flex-end;gap:12px;margin:6px 0 12px}
.product-qty{display:flex;flex-direction:column;gap:4px;font-size:12px;font-weight:700;color:var(--text-muted);position:relative}
.product-qty input{width:110px;padding:12px 10px;border:1.5px solid var(--gray-200);border-radius:10px;font-size:16px;font-weight:800}
.product-qty em{font-style:normal;font-size:12px;color:var(--text-muted)}
.btn-add-cart{cursor:pointer;flex:1;min-width:220px;justify-content:center}
.btn-add-cart.is-added{background:#2E8B57}