:root {
  --ink: #15181d;
  --ink-2: #252a31;
  --paper: #ffffff;
  --muted: #f3f4f6;
  --line: #dfe3e8;
  --text-muted: #68707c;
  --accent: #f36a10;
  --accent-dark: #d85608;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

.topbar {
  color: #cfd4db;
  background: var(--ink);
}

.topbar-link {
  color: #fff;
  text-decoration: none;
}

.brand-lockup {
  display: inline-flex;
  gap: .72rem;
  align-items: center;
  text-decoration: none;
  line-height: 1;
}

.brand-lockup > span:last-child {
  display: flex;
  flex-direction: column;
  gap: .24rem;
}

.brand-lockup strong {
  font-size: 1rem;
  letter-spacing: .09em;
}

.brand-lockup small {
  color: var(--text-muted);
  font-size: .61rem;
  font-weight: 700;
  letter-spacing: .18em;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: #fff;
  background: var(--accent);
  font-size: .82rem;
  font-weight: 900;
  letter-spacing: .04em;
}

.brand-mark.brand-logo { width: auto; min-width: 42px; background: transparent; }
.brand-logo img { display: block; width: auto; max-width: 120px; height: 100%; object-fit: contain; }

.navbar {
  --bs-navbar-padding-y: 0;
}

.navbar .nav-link {
  padding: .75rem .9rem !important;
  color: #4f5660;
  font-size: .92rem;
  font-weight: 650;
}

.navbar .nav-link:hover,
.navbar .nav-link.active {
  color: var(--ink);
}

.hero-section {
  overflow: hidden;
  background:
    linear-gradient(rgba(21,24,29,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21,24,29,.035) 1px, transparent 1px),
    #f8f8f7;
  background-size: 32px 32px;
}

.py-lg-6 {
  padding-top: 6.2rem !important;
  padding-bottom: 6.2rem !important;
}

.eyebrow {
  display: inline-flex;
  gap: .55rem;
  align-items: center;
  color: #4b535e;
  font-size: .74rem;
  font-weight: 800;
  letter-spacing: .14em;
}

.eyebrow span {
  display: inline-block;
  width: 26px;
  height: 2px;
  background: var(--accent);
}

.eyebrow.light { color: #c7ccd2; }

.hero-title {
  max-width: 820px;
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -.045em;
}

.hero-copy {
  max-width: 700px;
  color: #5e6670;
  font-size: 1.12rem;
  line-height: 1.75;
}

.btn {
  border-radius: 3px;
  font-weight: 700;
}

.btn-accent {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}

.btn-accent:hover,
.btn-accent:focus {
  color: #fff;
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

.hero-trust strong,
.hero-trust span {
  display: block;
}

.hero-trust strong {
  font-size: 1.25rem;
  font-weight: 850;
}

.hero-trust span {
  margin-top: .25rem;
  color: #737b85;
  font-size: .78rem;
}

.hero-panel {
  padding: 1.7rem;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 12px 12px 0 #e8eaed;
}

.hero-panel-head {
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.hero-panel-head i {
  color: var(--accent);
  font-size: 1.5rem;
}

.search-box {
  display: flex;
  gap: .5rem;
  align-items: center;
  padding: .45rem;
  background: #f6f7f8;
  border: 1px solid #e0e3e7;
}

.search-box > i {
  margin-left: .55rem;
  color: #777f88;
}

.search-box .form-control {
  min-width: 0;
  padding-left: .3rem;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.quick-categories {
  display: grid;
  gap: .55rem;
}

.quick-categories a {
  display: flex;
  gap: .8rem;
  align-items: center;
  padding: .9rem 1rem;
  text-decoration: none;
  background: #fff;
  border: 1px solid var(--line);
  font-size: .9rem;
  font-weight: 700;
  transition: .18s ease;
}

.quick-categories a:hover {
  border-color: #b8bec6;
  transform: translateX(3px);
}

.quick-categories a > i:first-child {
  width: 22px;
  color: var(--accent);
  font-size: 1.1rem;
  text-align: center;
}

.quick-categories .bi-chevron-right {
  color: #9aa1aa;
  font-size: .72rem;
}

.section-space {
  padding-top: 5.4rem;
  padding-bottom: 5.4rem;
}

.section-muted { background: var(--muted); }

.section-heading h2,
#brands h2,
#about h2,
#contact h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -.035em;
}

.text-link {
  color: var(--ink);
  font-size: .9rem;
  font-weight: 750;
  text-decoration: none;
}

.text-link:hover { color: var(--accent); }

.category-card {
  position: relative;
  display: flex;
  gap: 1rem;
  min-height: 150px;
  padding: 1.3rem;
  color: var(--ink);
  text-decoration: none;
  background: #fff;
  border: 1px solid var(--line);
  transition: .18s ease;
}

.category-card:hover {
  border-color: #aeb5bd;
  box-shadow: 0 8px 24px rgba(21,24,29,.07);
  transform: translateY(-2px);
}

.category-icon {
  flex: 0 0 auto;
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  color: var(--accent);
  background: #fff5ee;
  border: 1px solid #ffd8c1;
  font-size: 1.25rem;
}

.category-card h3 {
  margin: .15rem 1.7rem .4rem 0;
  font-size: 1rem;
  font-weight: 800;
}

.category-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: .82rem;
  line-height: 1.55;
}

.category-arrow {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  color: #9ca3ab;
}

.product-card {
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  transition: .18s ease;
}

.product-card:hover {
  box-shadow: 0 10px 24px rgba(21,24,29,.08);
  transform: translateY(-2px);
}

.product-visual {
  position: relative;
  display: grid;
  min-height: 215px;
  place-items: center;
  color: #9aa1aa;
  text-decoration: none;
  background:
    linear-gradient(rgba(21,24,29,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21,24,29,.025) 1px, transparent 1px),
    #f5f6f7;
  background-size: 24px 24px;
}

.product-visual > i {
  color: #606874;
  font-size: 4rem;
}

.product-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: .32rem .5rem;
  color: #fff;
  background: var(--accent);
  font-size: .65rem;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.product-body { padding: 1rem; }

.product-brand {
  color: var(--accent);
  font-size: .66rem;
  font-weight: 850;
  letter-spacing: .12em;
}

.product-card h3 {
  margin: .42rem 0 .45rem;
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.35;
}

.product-card h3 a { text-decoration: none; }

.product-meta {
  margin-bottom: .75rem;
  color: var(--text-muted);
  font-size: .78rem;
}

.product-link {
  color: #343a41;
  font-size: .78rem;
  font-weight: 750;
  text-decoration: none;
}

.product-link:hover { color: var(--accent); }

.brand-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.brand-grid div {
  display: grid;
  min-height: 100px;
  place-items: center;
  color: #3f454d;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: .95rem;
  font-weight: 900;
  letter-spacing: .08em;
}

.about-section {
  color: #fff;
  background: var(--ink);
}

.about-copy {
  color: #bac0c7;
  font-size: 1rem;
  line-height: 1.75;
}

.about-visual {
  position: relative;
  min-height: 350px;
  overflow: hidden;
  background: #242930;
  border: 1px solid #353b44;
}

.about-grid {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px);
  background-size: 34px 34px;
}

.about-grid::before,
.about-grid::after {
  content: "";
  position: absolute;
  background: var(--accent);
}

.about-grid::before {
  width: 55%;
  height: 10px;
  left: 8%;
  bottom: 18%;
}

.about-grid::after {
  width: 10px;
  height: 48%;
  right: 18%;
  top: 14%;
}

.about-stamp {
  position: absolute;
  left: 50%;
  top: 50%;
  display: flex;
  gap: 1rem;
  align-items: center;
  padding: 1.2rem 1.4rem;
  background: #181b20;
  border: 1px solid #424951;
  transform: translate(-50%, -50%);
}

.about-stamp i {
  color: var(--accent);
  font-size: 3rem;
}

.about-stamp span {
  font-size: .78rem;
  font-weight: 850;
  letter-spacing: .12em;
}

.feature-line {
  display: flex;
  gap: .6rem;
  align-items: center;
  color: #e3e6e9;
  font-size: .88rem;
}

.feature-line i { color: var(--accent); }

.contact-box {
  padding: 2.4rem;
  background: #f7f7f6;
  border: 1px solid var(--line);
  border-left: 5px solid var(--accent);
}

.footer {
  color: #c3c9cf;
  background: #111419;
}

.footer .brand-lockup strong,
.footer h6 { color: #fff; }

.footer .brand-lockup small { color: #8f98a3; }

.footer-copy {
  max-width: 430px;
  color: #8f98a3;
  font-size: .88rem;
  line-height: 1.7;
}

.footer h6 {
  margin-bottom: 1rem;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.footer a:not(.brand-lockup) {
  display: block;
  margin-bottom: .62rem;
  color: #9da5ae;
  font-size: .86rem;
  text-decoration: none;
}

.footer a:hover { color: #fff !important; }

.footer p { color: #9da5ae; font-size: .86rem; }

.footer hr {
  margin: 2.4rem 0 1.4rem;
  border-color: #30353c;
}

.footer-bottom { color: #777f89; }

/* Catalog */
.page-hero {
  padding: 3.8rem 0;
  background: #f5f6f7;
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.3rem);
  font-weight: 850;
  letter-spacing: -.045em;
}

.catalog-toolbar {
  position: sticky;
  top: 74px;
  z-index: 5;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  padding: .55rem .8rem;
  color: #555d66;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 700;
  text-decoration: none;
}

.filter-chip:hover,
.filter-chip.active {
  color: #fff;
  background: var(--ink);
  border-color: var(--ink);
}

.catalog-card .product-visual { min-height: 190px; }

.empty-state {
  padding: 3rem;
  text-align: center;
  border: 1px dashed #c9ced4;
}

/* Product detail */
.breadcrumb { --bs-breadcrumb-divider: '›'; }

.product-detail-visual {
  display: grid;
  min-height: 480px;
  place-items: center;
  background:
    linear-gradient(rgba(21,24,29,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21,24,29,.025) 1px, transparent 1px),
    #f5f6f7;
  background-size: 28px 28px;
  border: 1px solid var(--line);
}

.product-detail-visual i {
  color: #59616b;
  font-size: 7rem;
}

.product-detail h1 {
  font-weight: 850;
  letter-spacing: -.04em;
}

.spec-table {
  border-top: 1px solid var(--line);
}

.spec-row {
  display: grid;
  grid-template-columns: 42% 58%;
  padding: .82rem 0;
  border-bottom: 1px solid var(--line);
  font-size: .88rem;
}

.spec-row span:first-child { color: #707780; }
.spec-row span:last-child { font-weight: 700; }

.inquiry-box {
  padding: 1.1rem;
  background: #f7f8f8;
  border: 1px solid var(--line);
}

@media (max-width: 991.98px) {
  .py-lg-6 { padding-top: 4rem !important; padding-bottom: 4rem !important; }
  .hero-panel { box-shadow: 8px 8px 0 #e8eaed; }
  .catalog-toolbar { top: 65px; }
}

@media (max-width: 767.98px) {
  .section-space { padding-top: 4rem; padding-bottom: 4rem; }
  .hero-title { font-size: 2.7rem; }
  .hero-copy { font-size: 1rem; }
  .category-card { min-height: 165px; flex-direction: column; }
  .category-card p { display: none; }
  .product-visual { min-height: 155px; }
  .product-visual > i { font-size: 3rem; }
  .brand-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .brand-grid div { min-height: 82px; font-size: .8rem; }
  .about-visual { min-height: 270px; }
  .contact-box { padding: 1.5rem; }
  .product-detail-visual { min-height: 320px; }
}

@media (max-width: 575.98px) {
  .hero-title { font-size: 2.35rem; }
  .hero-trust span { font-size: .7rem; }
  .category-card { padding: 1rem; }
  .product-body { padding: .85rem; }
  .product-card h3 { font-size: .9rem; }
  .product-meta { font-size: .72rem; }
  .search-box .btn { padding-left: .75rem; padding-right: .75rem; }
}