:root {
  --ink: #111820;
  --muted: #627083;
  --line: #d9e1ea;
  --paper: #f5f8fb;
  --soft: #eaf0f6;
  --gold: #d3a443;
  --gold-dark: #9b7129;
  --steel: #176da8;
  --green: #23745f;
  --navy: #07111d;
  --blue: #0b84df;
  --cyan: #58c7ff;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 72px;
  padding: 12px 40px;
  color: var(--white);
  background: rgba(7, 17, 29, 0.96);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 270px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 58px;
  height: 40px;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  color: var(--white);
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  margin-top: 2px;
  color: #c9d6e4;
  font-size: 12px;
}

.nav {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex: 1;
  font-size: 14px;
}

.nav a {
  color: #e9f2fb;
}

.nav-cta {
  padding: 11px 16px;
  background: var(--blue);
  color: var(--white);
  font-weight: 700;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  min-height: calc(100vh - 72px);
  background:
    linear-gradient(115deg, rgba(7,17,29,.98) 0%, rgba(7,17,29,.92) 48%, rgba(12,55,91,.86) 100%);
  color: var(--white);
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 64px 56px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  line-height: 1.05;
}

h1 {
  max-width: 720px;
  font-size: 56px;
}

h2 {
  font-size: 34px;
}

.lead {
  max-width: 650px;
  margin: 24px 0 0;
  color: #d9e5f0;
  font-size: 18px;
  line-height: 1.65;
}

.hero-actions,
.download-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 12px 18px;
  border: 1px solid var(--line);
  font-weight: 800;
  cursor: pointer;
}

.button.primary {
  background: var(--blue);
  border-color: var(--blue);
  color: var(--white);
}

.button.secondary {
  background: var(--white);
  color: var(--ink);
}

.button.ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.42);
  color: var(--white);
}

.proof-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.proof-strip span {
  padding: 9px 12px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #eef7ff;
  font-size: 13px;
}

.hero-media {
  position: relative;
  display: grid;
  place-items: center;
  min-height: calc(100vh - 72px);
  padding: 28px;
  background: #06101b;
  overflow: hidden;
}

.hero-product-scene {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: calc(100vh - 128px);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.16);
  background: #0b1724;
  box-shadow: 0 34px 80px rgba(0,0,0,.28);
}

.hero-factory-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 64% center;
}

.hero-product-lineup {
  position: absolute;
  inset: 0;
  isolation: isolate;
}

.hero-product-lineup::before {
  content: "";
  position: absolute;
  left: 7%;
  bottom: 26.5%;
  width: 56%;
  height: 18px;
  z-index: 1;
  background: linear-gradient(180deg, #667380 0%, #26313b 45%, #0e151c 100%);
  border: 1px solid rgba(214, 225, 234, .42);
  box-shadow: 0 12px 18px rgba(0, 0, 0, .42);
  transform: perspective(220px) rotateX(56deg);
  transform-origin: center bottom;
}

.hero-product {
  position: absolute;
  z-index: 2;
  display: block;
  isolation: isolate;
  filter: drop-shadow(0 14px 12px rgba(0, 0, 0, .42));
  transition: transform .2s ease, filter .2s ease;
}

.hero-product::after {
  content: "";
  position: absolute;
  left: 17%;
  right: 17%;
  bottom: 0;
  height: 5%;
  z-index: 0;
  background: rgba(0, 0, 0, .62);
  border-radius: 50%;
  filter: blur(5px);
  transform: scaleY(.45);
}

.hero-product:hover,
.hero-product:focus-visible {
  z-index: 5;
  transform: translateY(-5px);
  filter: drop-shadow(0 20px 16px rgba(0, 0, 0, .55));
}

.hero-product:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.hero-product img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.hero-product--9061 { left: 7%; bottom: 28%; width: 15%; height: 52%; }
.hero-product--9062 { left: 22%; bottom: 28%; width: 12%; height: 52%; }
.hero-product--9063 { left: 35%; bottom: 28%; width: 20%; height: 52%; }
.hero-product--9065 { left: 59%; bottom: 28%; width: 9%; height: 52%; }

.hero-product--9061::after,
.hero-product--9062::after,
.hero-product--9063::after,
.hero-product--9065::after {
  bottom: -1%;
  height: 2.5%;
  filter: blur(3px);
}

.hero-product--9071 { left: 5%; bottom: 5%; width: 17%; height: 22%; z-index: 3; }
.hero-product--9074 { left: 24%; bottom: 5%; width: 14%; height: 20%; z-index: 3; }
.hero-product--9076 { left: 41%; bottom: 5%; width: 17%; height: 22%; z-index: 3; }
.hero-product--9091 { left: 60%; bottom: 5%; width: 13%; height: 23%; z-index: 3; }

.hero-media-card {
  position: absolute;
  right: 48px;
  bottom: 46px;
  max-width: 310px;
  padding: 18px 20px;
  color: var(--white);
  background: rgba(7,17,29,.82);
  border: 1px solid rgba(255,255,255,.18);
  backdrop-filter: blur(10px);
}

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

.hero-media-card strong {
  font-size: 22px;
}

.hero-media-card span {
  margin-top: 8px;
  color: #cfe1f1;
  line-height: 1.45;
}

.trust-bar {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.trust-bar div {
  padding: 22px 28px;
  background: var(--white);
}

.trust-bar strong {
  display: block;
  color: var(--ink);
  font-size: 22px;
}

.trust-bar span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.section {
  padding: 72px 40px;
}

.section.compact {
  padding-top: 52px;
  padding-bottom: 52px;
}

.section-head {
  max-width: 880px;
  margin: 0 auto 30px;
  text-align: center;
}

.section-head p,
.section-copy {
  color: var(--muted);
  line-height: 1.65;
}

.category-grid,
.oem-grid,
.confidence-grid,
.process-grid,
.order-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  max-width: 1180px;
  margin: 0 auto;
}

.category-tile,
.oem-grid div,
.application-list div,
.confidence-grid div,
.process-grid div,
.order-steps div {
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--line);
}

.category-tile strong,
.oem-grid strong,
.application-list strong,
.confidence-grid strong,
.process-grid strong,
.order-steps strong {
  display: block;
  margin-bottom: 10px;
  font-size: 18px;
}

.category-tile span,
.oem-grid span,
.application-list span,
.confidence-grid span,
.order-steps span {
  display: block;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.product-section {
  background: var(--white);
}

.tool-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 24px;
}

.filter {
  min-height: 40px;
  padding: 9px 13px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font-weight: 700;
  cursor: pointer;
}

.filter.active {
  background: var(--blue);
  border-color: var(--blue);
  color: var(--white);
}

.product-card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  max-width: 1240px;
  margin: 0 auto 28px;
}

.product-card {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: 0 18px 42px rgba(17,24,32,.07);
}

.product-card-media {
  position: relative;
  display: grid;
  place-items: center;
  height: 245px;
  padding: 0;
  background: linear-gradient(180deg, #f8fbfe 0%, #eef4fa 100%);
  overflow: hidden;
}

.product-card-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  object-position: center;
}

.product-card-copy {
  padding: 18px;
  border-top: 1px solid var(--line);
}

.product-card-copy span {
  display: inline-flex;
  margin-bottom: 10px;
  padding: 5px 8px;
  color: var(--blue);
  background: #e7f4ff;
  font-size: 12px;
  font-weight: 900;
}

.product-card-copy strong {
  display: block;
  min-height: 48px;
  color: var(--ink);
  font-size: 17px;
  line-height: 1.28;
}

.product-card-copy p {
  margin: 10px 0 0;
  min-height: 42px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.product-card-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 16px;
}

.product-card-actions a,
.product-card-actions button {
  display: grid;
  place-items: center;
  min-height: 38px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font: inherit;
  font-size: 13px;
  font-weight: 900;
  cursor: pointer;
}

.product-card-actions button {
  background: var(--blue);
  border-color: var(--blue);
  color: var(--white);
}

.product-layout {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 20px;
  max-width: 1240px;
  margin: 0 auto;
}

.visual-panel {
  align-self: start;
  padding: 14px;
  background: var(--soft);
  border: 1px solid var(--line);
}

.visual-panel img {
  width: 100%;
  height: 320px;
  object-fit: contain;
  background: var(--white);
}

.visual-panel strong {
  display: block;
  margin-top: 16px;
  font-size: 19px;
}

.visual-panel p {
  color: var(--muted);
  line-height: 1.5;
}

.product-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
}

.product-table {
  width: 100%;
  min-width: 780px;
  border-collapse: collapse;
  background: var(--white);
}

.product-table th {
  padding: 14px 12px;
  background: var(--navy);
  color: var(--white);
  text-align: left;
  font-size: 13px;
}

.product-table td {
  padding: 13px 12px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  vertical-align: top;
}

.product-table td strong {
  display: block;
  color: var(--ink);
  margin-bottom: 4px;
}

.product-link {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--gold);
  text-underline-offset: 3px;
}

.tag {
  display: inline-block;
  padding: 4px 7px;
  background: #e7f4ff;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
}

.quote-mini {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  justify-content: center;
  margin-top: 8px;
  margin-right: 6px;
  padding: 6px 9px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
}

.download-row {
  justify-content: center;
}

.sample-kit {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 28px;
  align-items: start;
  max-width: 1220px;
  margin: 0 auto;
  background: var(--navy);
  color: var(--white);
}

.sample-copy p {
  color: #e5ddcd;
  line-height: 1.65;
}

.sample-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.sample-list div {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
}

.sample-list strong,
.sample-list span {
  display: block;
}

.sample-list span {
  margin-top: 8px;
  color: #ded6c7;
  font-size: 14px;
  line-height: 1.45;
}

.split,
.factory,
.inquiry {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 38px;
  align-items: start;
  max-width: 1220px;
  margin: 0 auto;
}

.application-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.factory {
  align-items: center;
}

.factory-media {
  background: var(--white);
  border: 1px solid var(--line);
  padding: 12px;
}

.factory-copy p {
  color: var(--muted);
  line-height: 1.65;
}

.check-list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 22px 0 0;
  list-style: none;
}

.check-list li {
  padding-left: 18px;
  border-left: 4px solid var(--gold);
  color: var(--ink);
  font-weight: 700;
}

.oem {
  background: var(--soft);
}

.trust-section,
.quality {
  background: var(--paper);
}

.process-grid div {
  min-height: 180px;
}

.process-grid span {
  display: inline-flex;
  width: 44px;
  height: 36px;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  background: var(--ink);
  color: var(--gold);
  font-weight: 900;
}

.process-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.order-flow {
  background: var(--white);
}

.order-steps div {
  border-top: 4px solid var(--gold);
}

.seo-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 30px;
  max-width: 1220px;
  margin: 0 auto;
}

.seo-copy p {
  color: var(--muted);
  line-height: 1.7;
}

.keyword-cloud {
  display: flex;
  align-content: flex-start;
  flex-wrap: wrap;
  gap: 10px;
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--line);
}

.keyword-cloud span {
  padding: 8px 10px;
  background: var(--soft);
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
}

.faq {
  background: var(--soft);
}

.faq-list {
  display: grid;
  gap: 12px;
  max-width: 920px;
  margin: 0 auto;
}

.faq-list details {
  background: var(--white);
  border: 1px solid var(--line);
}

.faq-list summary {
  cursor: pointer;
  padding: 18px 20px;
  font-weight: 900;
}

.faq-list p {
  margin: 0;
  padding: 0 20px 20px;
  color: var(--muted);
  line-height: 1.6;
}

.inquiry {
  align-items: stretch;
}

.inquiry-copy {
  padding: 34px;
  background: var(--navy);
  color: var(--white);
}

.inquiry-copy p {
  color: #d9e5f0;
  line-height: 1.65;
}

.contact-lines {
  display: grid;
  gap: 10px;
  margin-top: 28px;
  color: #e5ddcd;
}

.contact-lines a {
  width: fit-content;
  color: #fff;
  font-weight: 800;
}

.contact-lines a:hover {
  color: var(--gold);
}

.quote-form {
  display: grid;
  gap: 14px;
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line);
}

.quote-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.button.whatsapp {
  color: #fff;
  background: #16735c;
  border-color: #16735c;
}

.button.whatsapp:hover {
  background: #105c49;
  border-color: #105c49;
}

.quote-form label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-weight: 800;
  font-size: 13px;
}

.quote-form input,
.quote-form select,
.quote-form textarea {
  width: 100%;
  min-height: 42px;
  padding: 10px 11px;
  border: 1px solid var(--line);
  color: var(--ink);
  background: #fffefa;
  font: inherit;
}

.copy-status {
  min-height: 20px;
  margin: 0;
  color: var(--green);
  font-weight: 800;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 24px 40px;
  color: #e5ddcd;
  background: var(--navy);
  font-size: 14px;
}

.floating-contact {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 30;
  display: grid;
  gap: 8px;
  width: 150px;
}

.floating-contact a,
.floating-contact button {
  min-height: 38px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  background: var(--blue);
  color: var(--white);
  font: inherit;
  font-size: 13px;
  font-weight: 900;
  text-align: center;
  cursor: pointer;
}

.floating-contact a {
  display: grid;
  place-items: center;
}

.floating-contact button {
  padding: 8px;
}

.product-dialog {
  width: min(560px, calc(100vw - 34px));
  border: 1px solid var(--line);
  padding: 26px;
  color: var(--ink);
  background: var(--white);
}

.product-dialog::backdrop {
  background: rgba(0, 0, 0, 0.55);
}

.product-dialog h3 {
  margin: 0 0 18px;
  font-size: 28px;
}

.dialog-close {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font-size: 22px;
  cursor: pointer;
}

.dialog-data {
  display: grid;
  gap: 10px;
  margin: 0 0 18px;
}

.dialog-data div {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.dialog-data dt {
  color: var(--muted);
  font-weight: 800;
}

.dialog-data dd {
  margin: 0;
}

.dialog-note {
  color: var(--muted);
  line-height: 1.55;
}

.product-detail-hero {
  display: grid;
  grid-template-columns: minmax(360px, 0.9fr) minmax(0, 1.1fr);
  gap: 34px;
  align-items: center;
  padding: 62px 40px;
  background: var(--ink);
  color: var(--white);
}

.product-detail-media {
  display: grid;
  place-items: center;
  min-height: 430px;
  padding: 26px;
  background: var(--white);
}

.product-detail-media img {
  width: 100%;
  max-height: 560px;
  object-fit: contain;
}

.product-detail-copy {
  max-width: 680px;
}

.detail-lead {
  color: #e5ddcd;
}

.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.detail-body {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  max-width: 1180px;
  margin: 0 auto;
}

.detail-card {
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
}

.detail-card.full {
  grid-column: 1 / -1;
}

.spec-list {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
}

.spec-list div {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.spec-list dt {
  color: var(--muted);
  font-weight: 800;
}

.spec-list dd {
  margin: 0;
}

.detail-checks {
  margin-top: 18px;
}

.catalog-page {
  background: var(--paper);
}

.catalog-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 28px;
  align-items: stretch;
  padding: 74px 40px 44px;
  color: var(--white);
  background:
    linear-gradient(115deg, rgba(7, 17, 29, 0.96), rgba(11, 48, 79, 0.9)),
    url("assets/site-hero-industrial.png") center / cover;
}

.catalog-hero > div {
  max-width: 860px;
}

.catalog-hero h1 {
  max-width: 760px;
}

.catalog-hero .lead {
  max-width: 760px;
  color: #dbe8f4;
}

.catalog-jump {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 30px;
}

.catalog-jump a {
  padding: 13px 14px;
  color: #eaf6ff;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-weight: 800;
}

.catalog-hero-panel {
  align-self: end;
  padding: 26px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(10px);
}

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

.catalog-hero-panel strong {
  font-size: 24px;
}

.catalog-hero-panel span {
  margin-top: 12px;
  color: #d6e4ef;
  line-height: 1.6;
}

.catalog-section {
  padding: 58px 40px;
}

.catalog-section:nth-of-type(odd) {
  background: var(--white);
}

.catalog-title {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: 24px;
  align-items: end;
  max-width: 1240px;
  margin: 0 auto 22px;
}

.catalog-title h2 {
  margin-bottom: 0;
}

.catalog-title span {
  color: var(--muted);
  line-height: 1.6;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  max-width: 1240px;
  margin: 0 auto;
}

.catalog-card {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: 0 14px 34px rgba(17, 24, 32, 0.06);
}

.catalog-section:nth-of-type(odd) .catalog-card {
  background: #fbfdff;
}

.catalog-media {
  display: grid;
  place-items: center;
  height: 240px;
  background: linear-gradient(180deg, #f9fcff 0%, #edf4fa 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.catalog-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.catalog-card-body {
  display: flex;
  flex-direction: column;
  min-height: 236px;
  padding: 18px;
}

.catalog-card-body span {
  align-self: flex-start;
  padding: 5px 8px;
  color: var(--blue);
  background: #e8f4ff;
  font-size: 12px;
  font-weight: 800;
}

.catalog-card-body h3 {
  min-height: 54px;
  margin: 14px 0 8px;
  font-size: 18px;
  line-height: 1.25;
}

.catalog-card-body p {
  min-height: 44px;
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.catalog-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: auto;
  padding-top: 18px;
}

.catalog-actions a {
  display: grid;
  place-items: center;
  min-height: 38px;
  border: 1px solid var(--line);
  background: #f3f7fb;
  font-weight: 800;
}

.catalog-actions a:last-child {
  color: var(--white);
  background: var(--blue);
  border-color: var(--blue);
}

.catalog-quote {
  margin: 20px 40px 72px;
  padding: 40px;
  color: var(--white);
  background: linear-gradient(135deg, var(--navy), #123a5b);
}

.catalog-quote p {
  max-width: 860px;
  color: #d3e0eb;
  line-height: 1.65;
}

.product-center {
  background: #f4f7fa;
}

.product-center-hero {
  min-height: 430px;
  align-items: center;
  background: #0d1a25;
}

.catalog-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  max-width: 640px;
  margin-top: 30px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.18);
}

.catalog-stats div {
  padding: 16px;
  background: #122839;
}

.catalog-stats strong,
.catalog-stats span {
  display: block;
}

.catalog-stats strong {
  color: #ffffff;
  font-size: 22px;
}

.catalog-stats span {
  margin-top: 5px;
  color: #b9c9d6;
  font-size: 12px;
}

.catalog-search-panel {
  padding: 28px;
  border-left: 4px solid #d7a83d;
  background: #ffffff;
  color: var(--ink);
}

.catalog-search-panel label {
  display: block;
  margin-bottom: 10px;
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.catalog-search-panel input {
  width: 100%;
  min-height: 50px;
  padding: 0 15px;
  border: 1px solid #b8c6d2;
  border-radius: 0;
  background: #f8fafc;
  font: inherit;
}

.catalog-search-panel input:focus {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

.catalog-search-panel p {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.catalog-search-panel p strong {
  color: var(--ink);
}

.catalog-toolbar {
  position: sticky;
  top: 76px;
  z-index: 20;
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
}

.catalog-toolbar .filter {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 40px;
  padding: 0 15px;
  border: 1px solid #c9d4dd;
  background: #ffffff;
  color: var(--ink);
  font-weight: 800;
  cursor: pointer;
}

.catalog-toolbar .filter span {
  display: inline-grid;
  min-width: 23px;
  height: 23px;
  padding: 0 6px;
  place-items: center;
  border: 1px solid #c9d4dd;
  color: #587083;
  font-size: 11px;
}

.catalog-toolbar .filter.active {
  border-color: var(--blue);
  background: var(--blue);
  color: #ffffff;
}

.catalog-toolbar .filter.active span {
  border-color: rgba(255, 255, 255, 0.48);
  color: #ffffff;
}

.catalog-results {
  padding: 44px 40px 64px;
}

.catalog-series-list {
  display: grid;
  gap: 58px;
  max-width: 1440px;
  margin: 0 auto;
}

.catalog-series {
  min-width: 0;
}

.catalog-series-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 20px;
  padding-bottom: 18px;
  border-bottom: 2px solid #cfdbe4;
}

.catalog-series-head span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.catalog-series-head h2 {
  margin: 6px 0 7px;
  font-size: 28px;
  letter-spacing: 0;
}

.catalog-series-head p {
  max-width: 820px;
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.catalog-series-head > strong {
  flex: 0 0 auto;
  color: #526a7c;
  font-size: 13px;
}

.product-center .catalog-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.product-center .catalog-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  box-shadow: 0 12px 28px rgba(17, 35, 50, 0.07);
}

.product-center .catalog-media {
  position: relative;
  display: grid;
  place-items: center;
  height: auto;
  aspect-ratio: 4 / 3;
  padding: 24px;
  overflow: hidden;
  background: #eaf1f6;
}

.product-center .catalog-media img {
  width: auto;
  height: auto;
  max-width: 92%;
  max-height: 88%;
  object-fit: contain;
}

.product-center .catalog-media[data-visual="drill-single"] img {
  max-width: 46%;
  max-height: 92%;
}

.product-center .catalog-media[data-visual="drill-pair"] img {
  max-width: 70%;
  max-height: 92%;
}

.product-center .catalog-media[data-visual="drill-set"] img {
  max-width: 92%;
  max-height: 90%;
}

.product-center .catalog-media[data-visual="compact-set"] img {
  max-width: 94%;
  max-height: 82%;
}

.product-center .catalog-media[data-visual="compact-single"] img {
  max-width: 74%;
  max-height: 82%;
}

.product-center .catalog-media[data-visual="tool-set"] img {
  max-width: 92%;
  max-height: 84%;
}

.product-center .catalog-media[data-visual="disc"] img {
  max-width: 74%;
  max-height: 82%;
}

.product-center .catalog-media[data-visual="disc-pair"] img {
  max-width: 91%;
  max-height: 82%;
}

.product-center .catalog-media img.catalog-normalized-image {
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  object-fit: contain;
}

.catalog-view-label {
  position: absolute;
  right: 14px;
  bottom: 12px;
  padding: 6px 9px;
  background: rgba(9, 27, 41, 0.82);
  color: #ffffff;
  font-size: 10px;
  font-weight: 800;
  opacity: 0;
  transform: translateY(4px);
  transition: 160ms ease;
}

.catalog-media:hover .catalog-view-label,
.catalog-media:focus-visible .catalog-view-label {
  opacity: 1;
  transform: translateY(0);
}

.product-center .catalog-card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 318px;
  padding: 20px;
}

.catalog-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.catalog-card-meta b {
  font-size: 13px;
}

.product-center .catalog-card-body h3 {
  min-height: 52px;
  margin: 14px 0 16px;
  font-size: 20px;
  line-height: 1.3;
}

.catalog-specs {
  display: grid;
  gap: 9px;
  margin: 0;
}

.catalog-specs div {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid #e4eaf0;
}

.catalog-specs dt,
.catalog-specs dd {
  margin: 0;
  font-size: 13px;
  line-height: 1.45;
}

.catalog-specs dt {
  color: #6b7c89;
  font-weight: 700;
}

.catalog-specs dd {
  color: #1d2b36;
}

.catalog-packaging {
  margin: 12px 0 18px;
  color: #607382;
  font-size: 12px;
  line-height: 1.45;
}

.catalog-packaging strong {
  color: #273946;
}

.product-center .catalog-actions {
  margin-top: auto;
}

.catalog-actions a.primary {
  color: #ffffff;
  background: var(--blue);
  border-color: var(--blue);
}

.catalog-empty {
  max-width: 760px;
  margin: 60px auto;
  padding: 36px;
  border: 1px solid var(--line);
  background: #ffffff;
  text-align: center;
}

.catalog-empty strong,
.catalog-empty span {
  display: block;
}

.catalog-empty span {
  margin: 10px 0 18px;
  color: var(--muted);
}

.product-center-quote {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
}

.product-center-quote .button {
  flex: 0 0 auto;
}

@media (max-width: 980px) {
  .topbar {
    flex-wrap: wrap;
    padding: 12px 18px;
  }

  .brand {
    min-width: 0;
    flex: 1;
  }

  .nav {
    order: 3;
    flex-basis: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .hero,
  .catalog-hero,
  .catalog-title,
  .product-detail-hero,
  .detail-body,
  .product-layout,
  .split,
  .factory,
  .inquiry,
  .sample-kit,
  .seo-section {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    padding: 48px 24px;
  }

  h1 {
    font-size: 40px;
  }

  h2 {
    font-size: 28px;
  }

  .hero {
    min-height: 0;
  }

  .hero-media {
    min-height: 0;
    padding: 18px;
  }

  .hero-product-scene {
    height: auto;
    min-height: 0;
    aspect-ratio: 4 / 5;
  }

  .hero-factory-bg {
    object-position: 68% center;
  }

  .hero-product-lineup::before {
    bottom: 46%;
  }

  .hero-product--9061,
  .hero-product--9062,
  .hero-product--9063,
  .hero-product--9065 {
    bottom: 48%;
    height: 45%;
  }

  .hero-product--9071,
  .hero-product--9074,
  .hero-product--9076,
  .hero-product--9091 {
    bottom: 26%;
    height: 19%;
  }

  .category-grid,
  .oem-grid,
  .confidence-grid,
  .process-grid,
  .order-steps,
  .trust-bar,
  .sample-list,
  .application-list,
  .catalog-jump,
  .catalog-grid,
  .product-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-center .catalog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .catalog-toolbar {
    top: 116px;
    justify-content: flex-start;
    overflow-x: auto;
  }
}

@media (max-width: 620px) {
  .products-page .nav {
    gap: 18px;
    overflow: hidden;
    padding-bottom: 0;
    white-space: nowrap;
  }

  .products-page .nav a:nth-child(4),
  .products-page .nav a:nth-child(5),
  .products-page .nav a:nth-child(6) {
    display: none;
  }

  .products-page .catalog-toolbar {
    scrollbar-width: none;
  }

  .products-page .catalog-toolbar::-webkit-scrollbar {
    display: none;
  }

  .section {
    padding: 50px 18px;
  }

  .nav-cta {
    display: none;
  }

  h1 {
    font-size: 34px;
  }

  .lead {
    font-size: 16px;
  }

  .quote-actions {
    grid-template-columns: 1fr;
  }

  .category-grid,
  .oem-grid,
  .confidence-grid,
  .process-grid,
  .order-steps,
  .trust-bar,
  .sample-list,
  .application-list,
  .catalog-jump,
  .catalog-grid,
  .product-card-grid {
    grid-template-columns: 1fr;
  }

  .catalog-hero,
  .catalog-section {
    padding-left: 18px;
    padding-right: 18px;
  }

  .catalog-quote {
    margin: 12px 18px 50px;
    padding: 28px 22px;
  }

  .catalog-stats {
    grid-template-columns: 1fr;
  }

  .catalog-search-panel p,
  .product-center-quote {
    align-items: flex-start;
    flex-direction: column;
  }

  .catalog-toolbar {
    top: 108px;
    padding-left: 18px;
    padding-right: 18px;
  }

  .catalog-results {
    padding: 30px 18px 48px;
  }

  .product-center .catalog-grid {
    grid-template-columns: 1fr;
  }

  .product-center .catalog-card-body {
    min-height: 310px;
  }

  .catalog-series-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }

  .floating-contact {
    left: 12px;
    right: 12px;
    bottom: 12px;
    grid-template-columns: repeat(3, 1fr);
    width: auto;
  }

  .visual-panel img {
    height: 240px;
  }

  .footer {
    flex-direction: column;
    padding: 22px 18px;
  }
}