:root {
  --runda-navy: #3c4657;
  --runda-steel-blue: #8391a4;
  --runda-light-blue-gray: #b9c9d5;
  --runda-mist: #f1f1f1;
  --runda-neutral-gray: #757374;
  --runda-industrial-yellow: #f4b838;
  --runda-medical-teal: #2c9ba8;
  --blue: #064a9b;
  --blue-2: #0d63c7;
  --deep: #0b1f3a;
  --ink: #1e293b;
  --muted: #64748b;
  --line: #d9e2ef;
  --light: #f4f8fc;
  --light-blue: #e8f2ff;
  --white: #fff;
  --green: #2f9e65;
  --red: #d93025;
  --shadow: 0 20px 55px rgba(7, 33, 66, 0.12);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Arial, "Hiragino Sans GB", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--white);
  line-height: 1.65;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 76px;
  padding: 0 6vw;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-grid;
  gap: 2px;
  align-items: center;
  min-width: 190px;
}

.brand-logo {
  width: 150px;
  height: auto;
  object-fit: contain;
}

.brand small {
  display: block;
  margin-left: 2px;
  color: var(--runda-neutral-gray);
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.04em;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  color: var(--deep);
  font-size: 15px;
  font-weight: 700;
  white-space: nowrap;
}

.main-nav a:hover {
  color: var(--blue);
}

.lang-en .site-header {
  gap: 18px;
  padding-inline: 5vw;
}

.lang-en .brand {
  min-width: 210px;
}

.lang-en .main-nav {
  gap: 20px;
  font-size: 14px;
}

.lang-en .nav-cta {
  padding-inline: 18px;
}

.nav-cta,
.btn,
.mini-form button,
.inquiry-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  border: 1px solid var(--blue);
  border-radius: 6px;
  color: var(--blue);
  font-weight: 800;
  background: var(--white);
  cursor: pointer;
}

.btn.primary,
.mini-form button,
.inquiry-form button {
  color: var(--white);
  background: var(--blue);
}

.btn.ghost {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.75);
  background: rgba(255, 255, 255, 0.08);
}

.hero {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 680px;
  overflow: hidden;
  color: var(--white);
  background: var(--deep);
}

.video-placeholder,
.hero-video {
  position: absolute;
  inset: 0;
}

.video-placeholder {
  overflow: hidden;
  background: url("assets/hero/hero-product-system-desktop-v2.webp") center / cover no-repeat;
}

.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: url("assets/hero/hero-product-system-desktop-v2.webp") center / cover no-repeat;
}

.video-placeholder p {
  position: absolute;
  right: 6vw;
  bottom: 34px;
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 14px;
}

.motion-line {
  position: absolute;
  left: -10%;
  top: 50%;
  width: 120%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.75), transparent);
  animation: drift 5s linear infinite;
}

.machine-grid {
  position: absolute;
  right: 9vw;
  top: 145px;
  display: none;
  grid-template-columns: repeat(4, 84px);
  gap: 18px;
  transform: perspective(800px) rotateY(-18deg);
  opacity: 0.6;
}

.machine-grid span {
  height: 84px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 0 24px rgba(255, 255, 255, 0.08);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(4, 17, 35, 0.62), rgba(4, 17, 35, 0.28), rgba(4, 17, 35, 0.42));
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(1180px, 88vw);
  text-align: center;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.hero-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 6px 14px;
  color: #dcecff;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(220, 236, 255, 0.34);
  border-radius: 999px;
  backdrop-filter: blur(10px);
}

.review-badge,
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.review-badge {
  color: #b9d9ff;
  border: 1px solid rgba(185, 217, 255, 0.42);
  padding: 6px 12px;
  border-radius: 999px;
}

.hero h1 {
  max-width: 1120px;
  margin: 22px auto 18px;
  font-size: clamp(34px, 4vw, 64px);
  line-height: 1.08;
  letter-spacing: 0;
}

.hero h1 span {
  display: block;
}

.hero p {
  max-width: 860px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.88);
  font-size: 19px;
}

.hero-benefits {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 30px auto 0;
  max-width: 1120px;
}

.hero-benefits article {
  min-height: 106px;
  padding: 18px 16px;
  text-align: left;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.12);
  backdrop-filter: blur(14px);
}

.hero-benefits strong {
  display: block;
  margin-bottom: 8px;
  color: var(--white);
  font-size: 16px;
  line-height: 1.25;
}

.hero-benefits span {
  display: block;
  color: rgba(255, 255, 255, 0.78);
  font-size: 13px;
  line-height: 1.45;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-top: 28px;
}

.proof-strip {
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  width: min(1180px, 88vw);
  margin: -58px auto 0;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.proof-strip div {
  min-height: 116px;
  padding: 22px 18px;
  text-align: center;
  border-right: 1px solid var(--line);
}

.proof-strip div:last-child {
  border-right: 0;
}

.proof-strip strong {
  display: block;
  color: var(--blue);
  font-size: 28px;
  line-height: 1.15;
}

.proof-strip .proof-cert strong {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.proof-strip .proof-cert strong span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 50px;
  margin: 0;
  padding: 4px 9px;
  color: var(--blue);
  font-size: 20px;
  font-weight: 950;
  line-height: 1;
  background: var(--light-blue);
  border: 1px solid #c8dcf5;
  border-radius: 999px;
}

.proof-strip span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
}

.section {
  padding: 94px 6vw;
}

.section-heading {
  width: min(920px, 100%);
  margin: 0 auto 42px;
  text-align: center;
}

.section-heading.narrow {
  width: min(840px, 100%);
}

.pain-section .section-heading.narrow {
  width: min(1040px, 100%);
}

h2 {
  margin: 10px 0 14px;
  color: var(--deep);
  font-size: clamp(26px, 2.6vw, 38px);
  line-height: 1.22;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  color: var(--deep);
  font-size: 22px;
  line-height: 1.25;
}

p {
  margin: 0;
}

.pain-section {
  padding-top: 118px;
}

.pain-grid,
.benefit-grid,
.trust-grid,
.application-grid,
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.pain-grid article,
.benefit-grid article,
.trust-grid article,
.product-grid article,
.strategy-card,
details {
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 34px rgba(12, 35, 62, 0.07);
}

.pain-grid article {
  position: relative;
  overflow: hidden;
  transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease;
}

.pain-grid article::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), #77a8df);
}

.pain-grid article:hover {
  transform: translateY(-6px);
  border-color: #b9d2ee;
  box-shadow: 0 20px 44px rgba(12, 35, 62, 0.12);
}

.pain-grid article span {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 26px;
  color: var(--blue);
  font-size: 46px;
  font-weight: 900;
  line-height: 1;
}

.pain-grid article span::after {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--blue);
  font-size: 22px;
  font-weight: 800;
  background: var(--light-blue);
  border: 1px solid #c8dcf5;
  border-radius: 999px;
}

.pain-grid article:nth-child(1) span::after {
  content: "?";
}

.pain-grid article:nth-child(2) span::after {
  content: "↔";
}

.pain-grid article:nth-child(3) span::after {
  content: "⏱";
}

.pain-grid article:nth-child(4) span::after {
  content: "!";
}

.pain-grid h3 {
  margin-bottom: 16px;
}

.pain-grid article > p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.pain-solution {
  margin-top: 20px;
  padding: 18px 18px 16px;
  background: linear-gradient(180deg, rgba(6, 74, 155, 0.08), rgba(6, 74, 155, 0.03));
  border-left: 4px solid var(--blue);
  border-radius: 8px;
}

.pain-solution strong {
  display: block;
  margin-bottom: 8px;
  color: var(--blue);
  font-size: 14px;
  line-height: 1.25;
}

.pain-solution p {
  color: var(--deep);
  font-size: 14px;
  line-height: 1.55;
}

.pain-transition {
  width: min(880px, 100%);
  margin: 28px auto 0;
  color: var(--muted);
  text-align: center;
  font-size: 18px;
  font-weight: 800;
}

.pain-grid {
  grid-template-columns: repeat(4, 1fr);
}

.system-section,
.custom-section,
.quality-section,
.video-section,
.oem-process-section,
.global-section {
  background: var(--light);
}

.solution-paths {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  width: min(1180px, 100%);
  margin: 0 auto 30px;
}

.solution-paths article {
  padding: 30px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 34px rgba(12, 35, 62, 0.07);
}

.solution-paths article::before {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  color: var(--blue);
  font-size: 24px;
  font-weight: 900;
  background: var(--light-blue);
  border: 1px solid #c8dcf5;
  border-radius: 999px;
}

.solution-paths article:nth-child(1)::before {
  content: "↻";
}

.solution-paths article:nth-child(2)::before {
  content: "+";
}

.solution-paths span {
  display: inline-flex;
  margin-bottom: 14px;
  padding: 5px 10px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
  background: var(--light-blue);
  border-radius: 999px;
}

.path-group {
  margin-top: 18px;
}

.path-group strong {
  display: block;
  margin-bottom: 8px;
  color: #6f8299;
  font-size: 11px;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.path-group ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.path-group li + li {
  margin-top: 5px;
}

.solution-paths h3,
.solution-paths strong {
  color: var(--deep);
}

.solution-flow {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  width: min(1180px, 100%);
  margin: 0 auto;
  counter-reset: solution-step;
}

.solution-flow span {
  position: relative;
  display: grid;
  gap: 8px;
  place-items: center;
  min-height: 72px;
  padding: 12px;
  color: var(--blue);
  text-align: center;
  font-weight: 900;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.solution-flow span::before {
  counter-increment: solution-step;
  content: counter(solution-step, decimal-leading-zero);
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  color: var(--white);
  font-size: 12px;
  font-weight: 950;
  background: var(--blue);
  border-radius: 999px;
}

.solution-flow span:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -11px;
  top: 50%;
  width: 10px;
  height: 2px;
  background: var(--blue);
  transform: translateY(-50%);
}

.process-link {
  display: block;
  width: fit-content;
  margin: 16px auto 0;
  color: var(--blue);
  font-size: 15px;
  font-weight: 900;
  text-decoration: none;
}

.process-link:hover {
  text-decoration: underline;
}

.section-action {
  display: flex;
  justify-content: center;
  margin-top: 30px;
}

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

.system-config-card {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 34px;
  align-items: center;
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: 28px;
  background: var(--light);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 14px 36px rgba(12, 35, 62, 0.07);
}

.system-config-copy h2 {
  margin-bottom: 16px;
}

.system-config-copy p {
  margin-bottom: 22px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.75;
}

.system-config-video {
  overflow: hidden;
  background: var(--deep);
  border: 1px solid #c8dcf5;
  border-radius: 8px;
  box-shadow: 0 18px 42px rgba(12, 35, 62, 0.12);
}

.system-config-video video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.case-summary {
  width: min(980px, 100%);
  margin: -12px auto 36px;
  padding: 26px 30px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 34px rgba(12, 35, 62, 0.07);
}

.case-summary span {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 6px 12px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 950;
  text-transform: uppercase;
  background: var(--light-blue);
  border-radius: 999px;
}

.case-summary p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.oem-timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.oem-timeline::before {
  content: "";
  position: absolute;
  left: 8%;
  right: 8%;
  top: 38px;
  height: 2px;
  background: #c8dcf5;
}

.oem-timeline article {
  position: relative;
  z-index: 1;
  min-height: 232px;
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 30px rgba(12, 35, 62, 0.06);
}

.oem-timeline article::after {
  content: "→";
  position: absolute;
  right: -18px;
  top: 22px;
  color: var(--blue);
  font-size: 24px;
  font-weight: 950;
}

.oem-timeline article:nth-child(4)::after,
.oem-timeline article:nth-child(8)::after {
  display: none;
}

.oem-timeline span {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 16px;
  color: var(--white);
  font-size: 14px;
  font-weight: 950;
  background: var(--blue);
  border-radius: 999px;
  box-shadow: 0 12px 24px rgba(6, 74, 155, 0.18);
}

.oem-timeline strong {
  display: block;
  margin-bottom: 10px;
  color: var(--deep);
  font-size: 18px;
  line-height: 1.25;
}

.oem-timeline p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.service-note {
  width: min(980px, 100%);
  margin: 26px auto 0;
  padding: 16px 20px;
  color: var(--blue);
  text-align: center;
  font-weight: 900;
  background: var(--white);
  border: 1px solid #c8dcf5;
  border-radius: var(--radius);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(420px, 1.05fr);
  align-items: center;
  gap: 64px;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.split.reverse {
  grid-template-columns: minmax(420px, 1.05fr) minmax(0, 0.95fr);
}

.split p {
  margin-bottom: 22px;
  color: var(--muted);
  font-size: 17px;
}

.system-note {
  margin: 28px 0;
  padding: 20px;
  color: var(--deep);
  background: var(--white);
  border-left: 5px solid var(--blue);
  border-radius: var(--radius);
}

.system-map {
  position: relative;
  min-height: 520px;
  background:
    radial-gradient(circle at center, rgba(13, 99, 199, 0.17), transparent 34%),
    linear-gradient(135deg, var(--white), #eef5ff);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.center-node,
.node {
  position: absolute;
  display: grid;
  place-items: center;
  text-align: center;
  border-radius: var(--radius);
}

.center-node {
  left: 50%;
  top: 50%;
  width: 150px;
  height: 150px;
  color: var(--white);
  font-size: 24px;
  font-weight: 900;
  background: var(--blue);
  transform: translate(-50%, -50%);
  box-shadow: 0 18px 34px rgba(6, 74, 155, 0.3);
}

.node {
  width: 128px;
  height: 70px;
  color: var(--blue);
  font-weight: 800;
  background: var(--white);
  border: 1px solid #bad3ef;
}

.n1 { left: 12%; top: 14%; }
.n2 { right: 12%; top: 14%; }
.n3 { left: 8%; top: 43%; }
.n4 { right: 8%; top: 43%; }
.n5 { left: 18%; bottom: 13%; }
.n6 { right: 18%; bottom: 13%; }

.benefit-grid {
  grid-template-columns: repeat(5, 1fr);
}

.benefit-grid article {
  padding: 22px;
  min-height: 260px;
}

.benefit-grid strong {
  display: block;
  margin-top: 18px;
  color: var(--blue);
  font-size: 14px;
  line-height: 1.55;
}

.quote-band {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 42px;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), #073160);
}

.quote-band h2,
.quote-band .eyebrow {
  color: var(--white);
}

.quote-band p {
  color: rgba(255, 255, 255, 0.84);
}

.mini-form,
.inquiry-form {
  display: grid;
  gap: 14px;
  padding: 28px;
  background: var(--white);
  border-radius: var(--radius);
}

.mini-form {
  grid-template-columns: repeat(4, 1fr);
}

input,
select,
textarea {
  width: 100%;
  min-height: 46px;
  padding: 0 14px;
  color: var(--ink);
  font: inherit;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
}

textarea {
  min-height: 130px;
  padding-top: 12px;
  resize: vertical;
}

.strategy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  width: min(1100px, 100%);
  margin: 0 auto 34px;
}

.strategy-card span {
  display: inline-block;
  margin-bottom: 20px;
  padding: 5px 10px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  background: var(--light-blue);
  border-radius: 999px;
}

.strategy-card.recommended {
  border-color: var(--blue);
}

ul {
  margin: 18px 0 0;
  padding-left: 20px;
}

.product-grid img,
.asset-placeholder {
  width: 100%;
  height: 220px;
  margin-bottom: 18px;
  background: var(--light);
  border-radius: 6px;
}

.product-grid img {
  object-fit: contain;
  padding: 18px;
}

.asset-placeholder,
.large-placeholder {
  display: grid;
  place-items: center;
  min-height: 220px;
  padding: 24px;
  color: var(--blue);
  text-align: center;
  font-size: 22px;
  font-weight: 900;
  background:
    linear-gradient(135deg, rgba(6, 74, 155, 0.08), rgba(6, 74, 155, 0.02)),
    repeating-linear-gradient(45deg, transparent, transparent 12px, rgba(6, 74, 155, 0.06) 13px, transparent 14px);
  border: 1px dashed #8db6e4;
}

.asset-placeholder small,
.large-placeholder small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

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

.product-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  width: min(1180px, 100%);
  margin: -14px auto 24px;
}

.product-tabs button {
  min-height: 42px;
  padding: 0 18px;
  color: var(--blue);
  font: inherit;
  font-weight: 900;
  background: var(--white);
  border: 1px solid #c8dcf5;
  border-radius: 999px;
  cursor: pointer;
}

.product-tabs button.active {
  color: var(--white);
  background: var(--blue);
  border-color: var(--blue);
  box-shadow: 0 12px 28px rgba(6, 74, 155, 0.18);
}

.product-panels {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.product-panel {
  display: none;
  padding: 28px;
  background: var(--light);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.product-panel.active {
  display: block;
}

.panel-copy {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  align-items: start;
  margin-bottom: 22px;
}

.panel-copy p {
  color: var(--muted);
  font-size: 17px;
}

.tab-product-grid {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(245px, 1fr);
  grid-template-columns: none;
  gap: 18px;
  padding-bottom: 14px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  scrollbar-color: rgba(6, 74, 155, 0.42) rgba(6, 74, 155, 0.08);
}

.tab-product-grid figure {
  position: relative;
  margin: 0;
  min-width: 0;
  padding: 14px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
  scroll-snap-align: start;
  display: grid;
  grid-template-rows: auto 1fr;
  transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease;
}

.tab-product-grid figure:hover {
  transform: translateY(-4px);
  border-color: #b9d2ee;
  box-shadow: 0 16px 34px rgba(12, 35, 62, 0.11);
}

.tab-product-grid::-webkit-scrollbar {
  height: 8px;
}

.tab-product-grid::-webkit-scrollbar-track {
  background: rgba(6, 74, 155, 0.08);
  border-radius: 999px;
}

.tab-product-grid::-webkit-scrollbar-thumb {
  background: rgba(6, 74, 155, 0.38);
  border-radius: 999px;
}

.product-thumb {
  position: relative;
  height: 218px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.product-thumb::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 62%;
  height: 18px;
  background: linear-gradient(90deg, #e8edf3, #ffffff 48%, #cbd5e1);
  border: 1px solid #cbd5e1;
  border-radius: 999px;
  transform: translate(-50%, -50%) rotate(-8deg);
}

.product-thumb::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 24px;
  height: 42px;
  background: #111827;
  border-radius: 4px;
  transform: translate(-50%, -50%) rotate(-8deg);
  opacity: 0.9;
}

.product-thumb.has-image {
  display: grid;
  place-items: center;
  overflow: hidden;
}

.product-thumb.has-image::before,
.product-thumb.has-image::after {
  display: none;
}

.product-thumb.has-image img {
  width: 100%;
  height: 100%;
  padding: 8px;
  object-fit: contain;
}

.product-thumb.image-zoom-rd-b398 img {
  width: 124%;
  height: 124%;
  padding: 0;
}

.product-panel[data-product-panel="foot-control"] .product-thumb.has-image img {
  padding: 14px;
}

.tab-product-grid figcaption {
  display: grid;
  gap: 7px;
  margin-top: 12px;
  text-align: center;
}

.tab-product-grid figcaption strong {
  color: var(--deep);
  font-size: 20px;
  font-weight: 900;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.tab-product-grid figcaption span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.65;
  text-align: left;
}

.tab-product-grid figcaption span i {
  display: inline-block;
  min-width: 70px;
  margin-right: 8px;
  color: var(--blue);
  font-style: normal;
  font-weight: 950;
}

.tab-product-grid figcaption em {
  justify-self: center;
  padding: 4px 9px;
  color: var(--blue);
  font-size: 10px;
  font-style: normal;
  font-weight: 950;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--light-blue);
  border: 1px solid #c8dcf5;
  border-radius: 999px;
}

.product-card-link {
  justify-self: center;
  margin-top: 2px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  text-decoration: none;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.tab-product-grid figure:hover .product-card-link,
.product-card-link:focus-visible {
  opacity: 1;
  transform: translateY(0);
}

.product-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: min(1180px, 100%);
  margin: 22px auto 0;
  padding: 18px 22px;
  color: var(--blue);
  text-align: center;
  font-weight: 900;
  background: var(--light-blue);
  border: 1px solid #c8dcf5;
  border-radius: var(--radius);
}

.product-note span {
  flex: 1;
}

.product-note .btn {
  flex: 0 0 auto;
}

.scroll-hint {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  margin: -6px 0 14px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.scroll-hint button,
.certificate-controls button {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  color: var(--blue);
  font-size: 24px;
  font-weight: 900;
  background: var(--white);
  border: 1px solid #b9d2ee;
  border-radius: 999px;
  cursor: pointer;
}

.scroll-hint button:hover,
.certificate-controls button:hover {
  color: var(--white);
  background: var(--blue);
}

.applications {
  background: var(--white);
}

.application-grid article {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: var(--white);
}

.application-grid h3,
.application-grid p,
.focus-tags {
  padding-inline: 24px;
}

.application-grid h3 {
  padding-top: 22px;
}

.application-grid p {
  color: var(--muted);
}

.focus-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 18px;
  padding-bottom: 26px;
}

.focus-tags span {
  padding: 5px 9px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  background: var(--light-blue);
  border: 1px solid #c8dcf5;
  border-radius: 999px;
}

.application-grid p {
  color: var(--muted);
}

.app-visual {
  height: 260px;
  background-color: #f5f9fd;
  background-size: cover;
  background-position: center;
}

.medical {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(7, 24, 44, 0.05)),
    url("assets/applications/medical-bed-ai.webp") center / cover no-repeat;
}

.medical::after,
.dental::after,
.beauty::after {
  display: none;
}

.dental {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(7, 24, 44, 0.05)),
    url("assets/applications/dental-chair-ai.webp") center / cover no-repeat;
}

.beauty {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(7, 24, 44, 0.05)),
    url("assets/applications/beauty-bed-ai.webp") center / cover no-repeat;
}

.image-board {
  position: relative;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.image-board img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  opacity: 0.88;
}

.placeholder-board {
  min-height: 440px;
}

.large-placeholder {
  min-height: 440px;
  border-radius: var(--radius);
}

.image-board span {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 22px;
  padding: 12px 14px;
  color: var(--white);
  font-weight: 800;
  background: rgba(7, 24, 44, 0.78);
  border-radius: 6px;
}

.custom-flow-card {
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.custom-flow-card h3 {
  margin-bottom: 22px;
}

.custom-flow {
  position: relative;
  display: grid;
  gap: 14px;
}

.custom-flow::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 16px;
  bottom: 16px;
  width: 2px;
  background: #c8dcf5;
}

.custom-flow div {
  position: relative;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  column-gap: 14px;
  padding: 16px;
  background: var(--light);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.custom-flow span {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--white);
  font-size: 13px;
  font-weight: 900;
  background: var(--blue);
  border-radius: 50%;
}

.custom-flow strong {
  display: block;
  color: var(--deep);
  font-size: 17px;
}

.custom-flow p {
  grid-column: 2;
  margin-top: 4px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.section-lead {
  margin-bottom: 24px;
  color: var(--muted);
  font-size: 17px;
}

.custom-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.custom-list div {
  display: grid;
  align-content: start;
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.custom-list strong {
  display: block;
  margin-bottom: 6px;
  color: var(--blue);
  font-size: 19px;
}

.custom-list p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

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

.about-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 46px;
  align-items: center;
  width: min(1180px, 100%);
  margin: 0 auto 28px;
}

.about-copy h2 {
  margin-bottom: 20px;
  font-size: clamp(26px, 2.6vw, 38px);
  line-height: 1.22;
}

.about-copy p {
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.8;
}

.about-copy .btn {
  margin-top: 14px;
}

.about-media {
  min-height: 420px;
}

.about-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  width: min(1180px, 100%);
  margin: 0 auto;
  overflow: hidden;
  background: var(--light);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.about-metrics article {
  padding: 28px 22px;
  text-align: center;
  border-right: 1px solid var(--line);
}

.about-metrics article:last-child {
  border-right: 0;
}

.about-metrics strong {
  display: block;
  margin-bottom: 8px;
  color: var(--blue);
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 950;
}

.about-metrics span {
  color: var(--muted);
  font-weight: 800;
}

.trust-video-strip {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 154px;
  padding: 34px 24px;
  overflow: hidden;
  color: var(--white);
  text-align: center;
  background: var(--deep);
}

.trust-video-strip video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.trust-video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(4, 17, 35, 0.82), rgba(4, 17, 35, 0.58), rgba(4, 17, 35, 0.82));
}

.trust-video-strip p {
  position: relative;
  z-index: 1;
  width: min(1060px, 92vw);
  margin: 0;
  font-size: clamp(22px, 2.4vw, 36px);
  font-weight: 950;
  line-height: 1.32;
}

.factory-gallery-section {
  background: var(--light);
}

.factory-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.factory-gallery article {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 28px rgba(12, 35, 62, 0.06);
}

.factory-scene {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 230px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(7, 24, 44, 0), rgba(7, 24, 44, 0.22)),
    linear-gradient(135deg, rgba(6, 74, 155, 0.14), rgba(255, 255, 255, 0.18)),
    repeating-linear-gradient(45deg, #e8f0f9, #e8f0f9 18px, #f6f9fc 18px, #f6f9fc 36px);
  background-position: center;
  background-size: cover;
}

.factory-scene::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(7, 24, 44, 0.12)),
    linear-gradient(90deg, rgba(6, 74, 155, 0.08), rgba(255, 255, 255, 0));
  pointer-events: none;
}

.factory-scene span {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: 14px 16px;
  color: var(--white);
  font-size: 20px;
  font-weight: 950;
  background: rgba(7, 24, 44, 0.72);
}

.factory-gallery h3 {
  margin: 20px 20px 10px;
  font-size: 20px;
}

.factory-gallery p {
  margin: 0 20px 22px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

.company-building {
  background:
    linear-gradient(180deg, rgba(7, 24, 44, 0), rgba(7, 24, 44, 0.16)),
    url("assets/factory-view/factory-exterior.webp") center / cover no-repeat;
}

.automation-line {
  background:
    linear-gradient(180deg, rgba(7, 24, 44, 0), rgba(7, 24, 44, 0.18)),
    url("assets/factory-view/automated-line.webp") center / cover no-repeat;
}

.machining {
  background:
    linear-gradient(180deg, rgba(7, 24, 44, 0), rgba(7, 24, 44, 0.18)),
    url("assets/factory-view/cnc-machining.webp") center / cover no-repeat;
}

.assembly {
  background:
    linear-gradient(180deg, rgba(7, 24, 44, 0), rgba(7, 24, 44, 0.18)),
    url("assets/factory-view/assembly-workshop.webp") center / cover no-repeat;
}

.testing {
  background:
    linear-gradient(180deg, rgba(7, 24, 44, 0), rgba(7, 24, 44, 0.18)),
    url("assets/factory-view/testing-station.webp") center / cover no-repeat;
}

.warehouse {
  background:
    linear-gradient(180deg, rgba(7, 24, 44, 0), rgba(7, 24, 44, 0.18)),
    url("assets/factory-view/warehouse-shipment.webp") center / cover no-repeat;
}

.quality-section {
  text-align: center;
}

.quality-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  width: min(1180px, 100%);
  margin: 0 auto;
  text-align: left;
}

.quality-cards article {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 28px rgba(12, 35, 62, 0.07);
}

.quality-video {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 180px;
  color: var(--white);
  font-weight: 900;
  text-align: center;
  background:
    linear-gradient(135deg, rgba(7, 24, 44, 0.88), rgba(6, 74, 155, 0.76)),
    repeating-linear-gradient(90deg, transparent, transparent 26px, rgba(255,255,255,.08) 27px, transparent 28px);
  cursor: pointer;
}

.quality-video::before {
  content: "";
  position: absolute;
  width: 58px;
  height: 58px;
  border: 2px solid rgba(255,255,255,.62);
  border-radius: 50%;
}

.quality-video::after {
  content: "";
  position: absolute;
  border-left: 15px solid rgba(255,255,255,.78);
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  transform: translateX(3px);
}

.quality-video span {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  z-index: 1;
  padding: 8px 10px;
  background: rgba(7, 24, 44, 0.72);
  border-radius: 6px;
}

.video-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  place-items: center;
  padding: 28px;
  background: rgba(4, 17, 35, 0.82);
}

.video-modal[aria-hidden="false"] {
  display: grid;
}

.video-modal video {
  width: min(960px, 92vw);
  max-height: 78vh;
  background: #000;
  border-radius: 8px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.36);
}

.video-modal-close {
  position: absolute;
  right: 28px;
  top: 22px;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  color: var(--white);
  font-size: 30px;
  line-height: 1;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 999px;
  cursor: pointer;
}

.quality-cards .step-number {
  display: inline-flex;
  margin: 20px 20px 12px;
  color: var(--blue);
  font-size: 34px;
  font-weight: 900;
  line-height: 1;
}

.quality-cards h3 {
  margin: 0 20px 10px;
  font-size: 20px;
}

.quality-cards p {
  margin: 0 20px 22px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

.test-flow {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
  width: min(1180px, 100%);
  margin: 0 auto 28px;
}

.test-flow span {
  display: grid;
  place-items: center;
  min-height: 86px;
  padding: 12px;
  color: var(--blue);
  font-weight: 800;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.quality-photos,
.company-photos {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.quality-photos figure {
  margin: 0;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 28px rgba(12, 35, 62, 0.07);
}

.factory-photo,
.company-photo {
  position: relative;
  min-height: 220px;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(5, 24, 48, 0.12), rgba(6, 74, 155, 0.1)),
    linear-gradient(120deg, #edf4fb, #ffffff);
}

.factory-photo::before,
.company-photo::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(6, 74, 155, 0.16);
  border-radius: 6px;
}

.quality-photos figcaption,
.company-photo span {
  display: block;
  padding: 14px 16px;
  color: var(--deep);
  font-weight: 900;
  text-align: center;
}

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

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

.global-map-card {
  display: grid;
  gap: 22px;
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: 30px;
  background: var(--light);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 34px rgba(12, 35, 62, 0.07);
}

.world-map-visual {
  position: relative;
  display: block;
  min-height: 420px;
  padding: 26px;
  overflow: hidden;
  text-align: center;
  background:
    linear-gradient(135deg, rgba(6, 74, 155, 0.09), rgba(255, 255, 255, 0.4)),
    repeating-linear-gradient(0deg, transparent, transparent 31px, rgba(6, 74, 155, 0.06) 32px),
    repeating-linear-gradient(90deg, transparent, transparent 31px, rgba(6, 74, 155, 0.06) 32px);
  border: 1px solid #c8dcf5;
  border-radius: 8px;
}

.world-map-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.55;
  background: radial-gradient(circle at 50% 50%, rgba(6, 74, 155, 0.13), transparent 62%);
}

.coverage-map,
.map-caption {
  position: relative;
  z-index: 1;
}

.coverage-map {
  display: block;
  width: 100%;
  max-width: 1020px;
  margin: 0 auto;
}

.map-land {
  fill: rgba(6, 74, 155, 0.13);
  stroke: rgba(6, 74, 155, 0.16);
  stroke-width: 1.5;
}

.coverage-area {
  fill: rgba(6, 74, 155, 0.24);
  stroke: var(--blue);
  stroke-width: 3;
}

.coverage-map text {
  fill: var(--deep);
  font-size: 18px;
  font-weight: 850;
  letter-spacing: 0;
}

.map-caption {
  width: min(760px, 100%);
  margin: -4px auto 0;
  padding: 0 16px;
}

.map-caption strong {
  display: block;
  color: var(--blue);
  font-size: clamp(30px, 3.3vw, 46px);
  line-height: 1.05;
}

.map-caption span {
  display: block;
  margin-top: 12px;
  color: var(--muted);
  font-weight: 800;
  line-height: 1.55;
}

.global-market-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.global-market-tags span {
  padding: 8px 12px;
  color: var(--blue);
  font-weight: 900;
  background: var(--white);
  border: 1px solid #c8dcf5;
  border-radius: 999px;
}

.delivery-cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.delivery-cards article {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 28px rgba(12, 35, 62, 0.07);
}

.delivery-photo {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 190px;
  background:
    linear-gradient(135deg, rgba(7, 24, 44, 0.28), rgba(6, 74, 155, 0.12)),
    linear-gradient(120deg, #edf4fb, #ffffff);
}

.delivery-photo::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(6, 74, 155, 0.16);
  border-radius: 6px;
}

.delivery-photo::after {
  content: "";
  position: absolute;
  right: 24px;
  bottom: 48px;
  width: 46%;
  height: 34%;
  background:
    linear-gradient(#ffffff, #e2e8f0),
    repeating-linear-gradient(0deg, rgba(6, 74, 155, 0.15), rgba(6, 74, 155, 0.15) 6px, transparent 6px, transparent 12px);
  border: 1px solid #cbd5e1;
  border-radius: 4px;
}

.delivery-photo span {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: 12px 14px;
  color: var(--white);
  font-weight: 900;
  background: rgba(7, 24, 44, 0.78);
}

.delivery-cards .step-number {
  display: inline-flex;
  margin: 20px 20px 8px;
  color: var(--blue);
  font-size: 34px;
  font-weight: 900;
  line-height: 1;
}

.delivery-cards h3 {
  margin: 0 20px 10px;
  font-size: 20px;
}

.delivery-cards p {
  margin: 0 20px 22px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

.logo-wall {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.logo-wall span {
  display: grid;
  place-items: center;
  min-height: 92px;
  padding: 14px;
  color: var(--blue);
  font-weight: 900;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(12, 35, 62, 0.05);
}

.certificate-section {
  background: var(--light);
}

.certificate-controls {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  width: min(1180px, 100%);
  margin: -18px auto 14px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.certificate-wall {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(230px, 1fr);
  grid-template-columns: none;
  gap: 18px;
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: 2px 2px 18px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  scrollbar-color: rgba(6, 74, 155, 0.42) rgba(6, 74, 155, 0.08);
}

.certificate-wall article {
  display: grid;
  gap: 12px;
  min-height: 260px;
  padding: 18px;
  text-align: center;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 28px rgba(12, 35, 62, 0.06);
  scroll-snap-align: start;
}

.certificate-wall::-webkit-scrollbar {
  height: 8px;
}

.certificate-wall::-webkit-scrollbar-track {
  background: rgba(6, 74, 155, 0.08);
  border-radius: 999px;
}

.certificate-wall::-webkit-scrollbar-thumb {
  background: rgba(6, 74, 155, 0.38);
  border-radius: 999px;
}

.certificate-thumb {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 150px;
  color: var(--blue);
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(241, 247, 254, 0.92)),
    repeating-linear-gradient(0deg, rgba(6, 74, 155, 0.08), rgba(6, 74, 155, 0.08) 1px, transparent 1px, transparent 16px);
  border: 1px solid #c8dcf5;
  border-radius: 6px;
}

.certificate-thumb::before {
  content: "";
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(6, 74, 155, 0.28);
  border-radius: 4px;
}

.certificate-thumb::after {
  content: "";
  position: absolute;
  right: 18px;
  bottom: 16px;
  width: 34px;
  height: 34px;
  border: 2px solid rgba(6, 74, 155, 0.28);
  border-radius: 999px;
}

.certificate-thumb span {
  position: relative;
  z-index: 1;
  padding: 8px 14px;
  color: var(--blue);
  font-size: 24px;
  font-weight: 950;
  background: rgba(255, 255, 255, 0.78);
  border-radius: 999px;
}

.certificate-thumb.certificate-image {
  min-height: 180px;
  padding: 10px;
  background: #fff;
}

.certificate-thumb.certificate-image::before,
.certificate-thumb.certificate-image::after {
  display: none;
}

.certificate-thumb.certificate-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.certificate-wall article h3 {
  margin: 0;
  color: var(--blue);
  font-size: 20px;
}

.certificate-wall article p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.company-photos {
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  margin-bottom: 28px;
}

.company-photo {
  display: flex;
  align-items: flex-end;
  min-height: 240px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 28px rgba(12, 35, 62, 0.07);
}

.company-photo span {
  position: relative;
  z-index: 1;
  width: 100%;
  color: var(--white);
  background: rgba(7, 24, 44, 0.78);
}

.service-section {
  display: grid;
  grid-template-columns: 1fr 0.75fr;
  gap: 46px;
  align-items: start;
}

.service-section ul {
  margin: 0;
  padding: 28px 28px 28px 48px;
  background: var(--light);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.video-card {
  width: min(1040px, 100%);
  min-height: 360px;
  margin: 0 auto;
  padding: 54px;
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(6, 74, 155, 0.92), rgba(5, 29, 58, 0.92)),
    repeating-linear-gradient(90deg, transparent, transparent 28px, rgba(255,255,255,.08) 29px, transparent 30px);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.video-card span {
  color: #b9d9ff;
  font-weight: 800;
}

.video-card h2 {
  color: var(--white);
}

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

.asset-brief {
  background: var(--light);
}

.asset-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.asset-list article {
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.asset-list p {
  color: var(--muted);
}

details {
  width: min(1060px, 100%);
  margin: 0 auto 14px;
}

summary {
  color: var(--blue);
  font-size: 20px;
  font-weight: 900;
  cursor: pointer;
}

details p {
  margin-top: 16px;
  color: var(--muted);
}

.final-inquiry {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 46px;
  align-items: start;
  color: var(--white);
  background: var(--deep);
}

.final-inquiry h2,
.final-inquiry .eyebrow {
  color: var(--white);
}

.final-inquiry p {
  color: rgba(255, 255, 255, 0.78);
}

.inquiry-benefits {
  display: grid;
  gap: 10px;
  margin-top: 24px;
  padding: 0;
  list-style: none;
}

.inquiry-benefits li {
  position: relative;
  padding: 12px 14px 12px 38px;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 800;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
}

.inquiry-benefits li::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 50%;
  width: 9px;
  height: 9px;
  background: var(--blue);
  border-radius: 999px;
  transform: translateY(-50%);
}

.inquiry-form {
  grid-template-columns: 1fr 1fr;
}

.inquiry-form textarea,
.inquiry-form button,
.form-note {
  grid-column: 1 / -1;
}

.form-note {
  margin: -2px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.mobile-cta {
  display: none;
}

.floating-cta {
  position: fixed;
  right: 26px;
  bottom: 86px;
  z-index: 40;
}

.floating-cta.is-hidden {
  display: none;
}

.floating-cta-close {
  position: absolute;
  top: -12px;
  right: -12px;
  z-index: 2;
  width: 30px;
  height: 30px;
  color: var(--deep);
  font-size: 20px;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: 999px;
  box-shadow: 0 10px 26px rgba(12, 35, 62, 0.14);
}

.floating-cta a {
  display: grid;
  gap: 6px;
  min-width: 288px;
  padding: 24px 28px 22px;
  color: var(--white);
  text-align: center;
  text-decoration: none;
  background: rgba(6, 74, 155, 0.66);
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 18px;
  box-shadow: 0 24px 56px rgba(6, 74, 155, 0.24);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.floating-cta span {
  font-size: 14px;
  font-weight: 800;
  opacity: 0.9;
}

.floating-cta strong {
  font-size: 22px;
  line-height: 1.2;
}

@keyframes drift {
  from { transform: translateX(-20%); }
  to { transform: translateX(20%); }
}

@media (max-width: 1120px) {
  .main-nav {
    display: none;
  }

  .proof-strip,
  .hero-benefits,
  .pain-grid,
  .benefit-grid,
  .test-flow,
  .solution-flow,
  .quality-cards,
  .delivery-cards,
  .factory-gallery,
  .quality-photos,
  .logo-wall,
  .company-photos {
    grid-template-columns: repeat(3, 1fr);
  }

  .certificate-wall {
    grid-auto-columns: minmax(220px, 34%);
  }

  .pain-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .split,
  .split.reverse,
  .quote-band,
  .service-section,
  .final-inquiry,
  .solution-paths,
  .system-config-card,
  .panel-copy,
  .about-layout,
  .oem-timeline {
    grid-template-columns: 1fr;
  }

  .oem-timeline::before,
  .oem-timeline article::after {
    display: none;
  }

  .mini-form {
    grid-template-columns: 1fr 1fr;
  }

  .about-metrics {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-metrics article:nth-child(2) {
    border-right: 0;
  }

  .about-metrics article:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }
}

@media (max-width: 760px) {
  .site-header {
    height: 68px;
    padding: 0 18px;
  }

  .nav-cta {
    display: none;
  }

  .floating-cta {
    display: none;
  }

  .hero {
    min-height: 760px;
  }

  .video-placeholder {
    background-image: url("assets/hero/hero-product-system-mobile-v2.webp");
    background-position: center;
  }

  .hero-content {
    width: calc(100% - 34px);
  }

  .hero h1 {
    font-size: clamp(32px, 12vw, 46px);
  }

  .hero p {
    font-size: 17px;
  }

  .hero-tags {
    justify-content: flex-start;
  }

  .hero-tags span {
    font-size: 12px;
  }

  .hero-benefits {
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 24px;
  }

  .hero-benefits article {
    min-height: auto;
    padding: 14px 15px;
  }

  .hero-benefits strong {
    margin-bottom: 4px;
  }

  .hero-actions,
  .mini-form,
  .strategy-grid,
  .inquiry-form {
    grid-template-columns: 1fr;
    display: grid;
  }

  .proof-strip,
  .pain-grid,
  .benefit-grid,
  .about-metrics,
  .application-grid,
  .product-grid,
  .asset-list,
  .test-flow,
  .solution-flow,
  .tab-product-grid,
  .custom-list,
  .quality-cards,
  .delivery-cards,
  .oem-timeline,
  .factory-gallery,
  .quality-photos,
  .logo-wall,
  .company-photos {
    grid-template-columns: 1fr;
  }

  .about-metrics article {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .about-metrics article:last-child {
    border-bottom: 0;
  }

  .certificate-wall {
    grid-auto-columns: minmax(220px, 78%);
  }

  .tab-product-grid {
    grid-template-columns: none;
    grid-auto-columns: minmax(250px, 84%);
  }

  .product-thumb {
    height: 220px;
  }

  .product-card-link {
    opacity: 1;
    transform: none;
  }

  .product-note {
    flex-direction: column;
    align-items: stretch;
  }

  .product-note .btn {
    width: 100%;
  }

  .solution-flow span:not(:last-child)::after {
    display: none;
  }

  .process-link {
    margin-top: 14px;
  }

  .trust-video-strip {
    min-height: 190px;
    padding: 42px 18px;
  }

  .product-panel {
    padding: 18px;
  }

  .system-config-card {
    gap: 22px;
    padding: 18px;
  }

  .section {
    padding: 70px 18px;
  }

  .system-map {
    min-height: 500px;
  }

  .node {
    width: 110px;
    font-size: 13px;
  }

  .mobile-cta {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 40;
    display: grid;
    grid-template-columns: 1fr;
    background: var(--white);
    border-top: 1px solid var(--line);
  }

  .mobile-cta a {
    display: grid;
    place-items: center;
    height: 54px;
    color: var(--blue);
    font-weight: 900;
  }

  .mobile-cta a:first-child {
    color: var(--white);
    background: var(--blue);
  }
}