:root {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Microsoft YaHei", sans-serif;
  color: #172033;
  background: #f5f7fb;
  line-height: 1.5;
}

* { box-sizing: border-box; }
body { margin: 0; overflow-x: hidden; }
button, input { font: inherit; }
button:focus-visible, input:focus-visible, a:focus-visible { outline: 3px solid rgba(232, 100, 87, .24); outline-offset: 2px; }

.topbar {
  height: 66px;
  background: #fff;
  border-bottom: 1px solid #e7eaf0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 max(22px, calc((100vw - 1020px) / 2));
  font-weight: 700;
}

.brand { display: flex; align-items: center; gap: 10px; font-size: 19px; }
.brand-mark { display: grid; place-items: center; width: 31px; height: 31px; border-radius: 10px; color: #fff; background: linear-gradient(135deg, #ef7a55, #e64562); font-weight: 800; }
.status { font-size: 13px; color: #6b7280; font-weight: 500; }

.hero { max-width: 1020px; margin: 0 auto; padding: 76px 22px 42px; }
.eyebrow { font-size: 12px; letter-spacing: .16em; color: #e85b53; font-weight: 800; }
.hero h1 { font-size: clamp(32px, 6vw, 54px); letter-spacing: -.04em; line-height: 1.08; margin: 15px 0 16px; }
.hero p { max-width: 650px; color: #616b7c; font-size: 16px; margin: 0; }
.trust-row { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 26px; color: #344054; font-size: 14px; }

.panel { max-width: 1020px; margin: 0 auto; padding: 28px 22px 30px; background: #fff; border: 1px solid #e5e8ef; border-radius: 24px; box-shadow: 0 18px 50px rgba(30, 44, 70, .07); }
.panel-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; }
.panel h2 { margin: 7px 0 0; font-size: 25px; letter-spacing: -.02em; }
.pill { padding: 7px 11px; background: #fff3ef; color: #d7534e; border-radius: 99px; font-size: 12px; white-space: nowrap; }

.catalog-tools { display: grid; gap: 15px; margin-top: 24px; padding: 18px; border-radius: 16px; background: #f8f9fc; border: 1px solid #edf0f4; }
.filter-group { display: grid; grid-template-columns: 76px minmax(0, 1fr); align-items: center; gap: 12px; }
.filter-label { color: #687386; font-size: 13px; font-weight: 700; }
.filter-chips { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; min-width: 0; }
.filter-chip { min-height: 38px; border: 1px solid #dfe4ec; border-radius: 999px; padding: 7px 14px; background: #fff; color: #4b5565; cursor: pointer; transition: .16s ease; white-space: nowrap; }
.filter-chip:hover:not(:disabled) { border-color: #e86457; color: #cf5047; }
.filter-chip.active { border-color: #e86457; background: #fff1ed; color: #cf5047; font-weight: 700; }
.filter-chip:disabled { opacity: .42; cursor: not-allowed; }
.catalog-summary { min-height: 20px; margin: 0; color: #8992a1; font-size: 12px; }

.products { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 18px 0; }
.product { display: flex; min-width: 0; min-height: 170px; flex-direction: column; border: 1px solid #e6eaf0; border-radius: 16px; padding: 16px; text-align: left; background: #fff; cursor: pointer; transition: .16s; }
.product:hover, .product.selected { border-color: #e86457; box-shadow: 0 0 0 3px rgba(232, 100, 87, .12); }
.product .op { font-size: 12px; color: #8992a1; overflow-wrap: anywhere; }
.product h3 { font-size: 15px; margin: 8px 0 7px; overflow-wrap: anywhere; }
.product-description { display: -webkit-box; margin: 0 0 14px; overflow: hidden; color: #778194; font-size: 12px; line-height: 1.45; overflow-wrap: anywhere; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.price { margin-top: auto; font-size: 20px; font-weight: 800; color: #e45e4f; }
.price small { font-size: 12px; font-weight: 600; }
.tag { display: inline-block; font-size: 11px; color: #e45e4f; background: #fff0ec; border-radius: 5px; padding: 3px 6px; margin-left: 6px; vertical-align: 1px; }
.load-more { display: block; min-height: 44px; margin: 0 auto 22px; padding: 9px 22px; border: 1px solid #e86457; border-radius: 999px; color: #d7534e; background: #fff; font-weight: 700; cursor: pointer; }
.load-more:hover { background: #fff3ef; }
.load-more[hidden] { display: none; }

.order-form { border-top: 1px solid #edf0f4; padding-top: 22px; }
.order-form label { display: grid; gap: 8px; font-size: 13px; font-weight: 700; color: #394355; }
.order-form input { width: 100%; border: 1px solid #dfe4ec; border-radius: 12px; padding: 14px 15px; font-weight: 500; color: #172033; outline: none; }
.order-form input:focus { border-color: #e86457; box-shadow: 0 0 0 3px rgba(232, 100, 87, .12); }
.operator-hint { font-size: 12px; color: #8a93a1; font-weight: 500; }
.operator-hint.detected { color: #2c8a63; }
.form-foot { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-top: 18px; }
.muted { display: block; color: #8b94a3; font-size: 12px; }
.form-foot strong { display: block; font-size: 24px; margin-top: 3px; }
.form-foot button { min-height: 48px; border: 0; border-radius: 12px; padding: 13px 22px; background: #e45e4f; color: #fff; font-weight: 800; cursor: pointer; }
.form-foot button:disabled { opacity: .5; cursor: not-allowed; }
.notice { font-size: 12px; color: #8a93a1; margin: 17px 0 0; }
.message { min-height: 24px; margin-top: 15px; color: #c6534a; font-size: 13px; }

.info-grid { max-width: 1020px; margin: 24px auto 0; padding: 0 22px 40px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.info-grid article { padding: 20px; background: #fff; border: 1px solid #e7eaf0; border-radius: 18px; }
.icon { font-size: 12px; color: #e45e4f; font-weight: 800; }
.info-grid h3 { font-size: 16px; margin: 9px 0 5px; }
.info-grid p { font-size: 13px; color: #737d8d; margin: 0; }

.services-section { max-width: 1020px; margin: 0 auto; padding: 8px 22px 54px; }
.section-heading { max-width: 680px; margin-bottom: 22px; }
.section-heading h2 { margin: 8px 0 8px; font-size: 28px; letter-spacing: -.02em; }
.section-heading p { margin: 0; color: #6f7989; font-size: 14px; }
.service-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.service-card { display: flex; min-width: 0; min-height: 210px; flex-direction: column; align-items: flex-start; padding: 22px; background: #fff; border: 1px solid #e7eaf0; border-radius: 18px; box-shadow: 0 10px 30px rgba(30, 44, 70, .04); }
.service-card--muted { background: linear-gradient(145deg, #fafbfc, #f3f5f8); }
.service-no { color: #e45e4f; font-size: 12px; font-weight: 800; letter-spacing: .08em; }
.service-card h3 { margin: 13px 0 7px; font-size: 17px; }
.service-card p { margin: 0 0 18px; color: #737d8d; font-size: 13px; }
.service-tag { margin-top: auto; padding: 5px 9px; border-radius: 999px; color: #cf5047; background: #fff1ed; font-size: 11px; font-weight: 700; }
.service-card--muted .service-tag { color: #717b8b; background: #e7eaf0; }
.service-contact { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 16px; padding: 18px 20px; border: 1px solid #f0dcd7; border-radius: 16px; background: #fff8f5; }
.service-contact div { display: grid; gap: 3px; }
.service-contact span { color: #747e8e; font-size: 13px; }
.contact-hint { flex: 0 0 auto; color: #c94f47 !important; font-size: 13px; }

.site-footer { text-align: center; padding: 30px 20px calc(42px + env(safe-area-inset-bottom)); color: #667085; font-size: 13px; }
.site-footer span { display: block; margin-top: 5px; color: #a2a9b5; font-size: 11px; }
.icp-link { display: inline-block; margin-top: 10px; color: #737d8d; font-size: 12px; text-decoration: none; }
.icp-link:hover { color: #d7534e; text-decoration: underline; }
.loading { grid-column: 1 / -1; color: #8992a1; padding: 22px; text-align: center; }

@media (max-width: 820px) {
  .products { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .hero { padding: 50px 20px 34px; }
  .products { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .info-grid { grid-template-columns: 1fr; padding-bottom: 34px; }
  .panel { margin: 0 12px; padding: 24px 16px; border-radius: 20px; }
  .topbar { padding: 0 18px; }
  .status { display: none; }
  .catalog-tools { margin-top: 20px; padding: 15px; }
  .filter-group { grid-template-columns: 1fr; gap: 8px; }
  .filter-chips--scroll { flex-wrap: nowrap; overflow-x: auto; padding: 2px 2px 7px; scrollbar-width: thin; -webkit-overflow-scrolling: touch; }
  .services-section { padding: 8px 18px 46px; }
  .service-contact { align-items: flex-start; flex-direction: column; gap: 8px; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 36px; }
  .hero p { font-size: 15px; }
  .panel-heading { align-items: flex-start; flex-direction: column; gap: 10px; }
  .products { grid-template-columns: 1fr; }
  .product { min-height: 0; }
  .form-foot { align-items: flex-start; flex-direction: column; }
  .form-foot button { width: 100%; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 0; }
  .section-heading h2 { font-size: 24px; }
  .trust-row { gap: 10px 14px; }
}

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