:root {
  --navy-950: #071522;
  --navy-900: #0b1f33;
  --blue-800: #123a5a;
  --blue-700: #185078;
  --orange-500: #f26a21;
  --orange-400: #ff8240;
  --graphite: #28323c;
  --steel: #aab4be;
  --mist: #f4f6f8;
  --white: #ffffff;
  --line: rgba(170, 180, 190, 0.28);
  --shadow: 0 22px 60px rgba(7, 21, 34, 0.14);
  --radius: 18px;
  --container: min(1180px, calc(100% - 48px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--graphite);
  background: var(--white);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
  line-height: 1.75;
}

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

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

button {
  font: inherit;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

.topline {
  height: 4px;
  background: linear-gradient(90deg, var(--orange-500), #ffab45 42%, var(--blue-700) 42%);
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid rgba(170, 180, 190, 0.22);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: grid;
  grid-template-columns: minmax(430px, auto) minmax(430px, 1fr) minmax(150px, auto);
  min-height: 104px;
  align-items: center;
  gap: clamp(18px, 2vw, 28px);
}

.brand {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.4vw, 18px);
  min-width: 0;
}

.brand-logo {
  display: block;
  width: clamp(160px, 18vw, 230px);
  height: 62px;
  object-fit: contain;
}

.brand-logo + .brand-text {
  display: block;
}

.brand-logo + .brand-text strong {
  font-family: "Microsoft YaHei UI", "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: clamp(24px, 2.55vw, 34px);
  font-weight: 900;
  letter-spacing: 0.02em;
  line-height: 1.05;
  white-space: nowrap;
}

.brand-logo + .brand-text small {
  display: block;
  margin-top: 4px;
  color: #151515;
  font-family: Arial, sans-serif;
  font-size: clamp(10px, 0.95vw, 13px);
  font-weight: 800;
  letter-spacing: clamp(0.08em, 0.6vw, 0.18em);
  line-height: 1;
  white-space: nowrap;
}

.brand-mark {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  color: var(--white);
  background:
    linear-gradient(135deg, transparent 48%, rgba(255, 255, 255, 0.16) 49%),
    var(--navy-900);
  border-radius: 12px 4px 12px 4px;
  font-family: Arial, sans-serif;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -2px;
  box-shadow: inset -4px -4px 0 var(--orange-500);
}

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

.brand-text strong {
  color: var(--navy-900);
  font-size: 19px;
  line-height: 1.3;
  letter-spacing: 0.06em;
}

.brand-text small {
  color: #75818c;
  font-size: 10px;
  letter-spacing: 0.13em;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-self: center;
  justify-content: center;
  gap: clamp(18px, 1.9vw, 26px);
  min-width: 0;
}

.site-nav a {
  position: relative;
  color: #46515b;
  font-size: 15px;
  font-weight: 700;
  white-space: nowrap;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: -11px;
  left: 0;
  height: 2px;
  background: var(--orange-500);
  content: "";
  transform: scaleX(0);
  transition: transform 0.2s ease;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--navy-900);
}

.site-nav a:hover::after,
.site-nav a.active::after {
  transform: scaleX(1);
}

.header-contact {
  display: block;
  justify-self: end;
  min-width: 140px;
  padding-left: 18px;
  border-left: 1px solid #dde2e6;
  white-space: nowrap;
}

.header-contact span {
  display: block;
  color: #7d8790;
  font-size: 11px;
  line-height: 1.2;
}

.header-contact strong {
  display: block;
  margin-top: 3px;
  color: var(--navy-900);
  font-size: 19px;
  line-height: 1.05;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 0;
  background: var(--mist);
  border-radius: 10px;
}

.menu-toggle span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--navy-900);
}

.hero {
  position: relative;
  min-height: 680px;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 79% 37%, rgba(242, 106, 33, 0.25), transparent 22%),
    linear-gradient(100deg, rgba(7, 21, 34, 0.98) 4%, rgba(11, 31, 51, 0.9) 55%, rgba(18, 58, 90, 0.76)),
    linear-gradient(135deg, #263743, #071522);
}

.hero::before,
.hero::after {
  position: absolute;
  content: "";
}

.hero::before {
  inset: 0;
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(90deg, transparent 15%, black);
}

.hero::after {
  right: -130px;
  bottom: -220px;
  width: 700px;
  height: 700px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 50%;
  box-shadow:
    0 0 0 70px rgba(255, 255, 255, 0.025),
    0 0 0 140px rgba(255, 255, 255, 0.02);
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 680px;
  align-items: center;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 70px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  color: var(--orange-400);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 36px;
  height: 2px;
  background: currentColor;
  content: "";
}

.hero h1 {
  max-width: 760px;
  margin: 0 0 22px;
  font-size: clamp(42px, 5vw, 70px);
  line-height: 1.16;
  letter-spacing: -0.03em;
}

.hero h1 em {
  color: var(--orange-400);
  font-style: normal;
}

.hero-copy {
  max-width: 670px;
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 17px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 800;
  transition: transform 0.2s ease, background 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--white);
  background: var(--orange-500);
}

.button-secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.34);
  background: rgba(255, 255, 255, 0.06);
}

.hero-panel {
  position: relative;
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(7, 21, 34, 0.52);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.hero-panel::before {
  position: absolute;
  top: -1px;
  left: -1px;
  width: 65px;
  height: 4px;
  background: var(--orange-500);
  content: "";
}

.hero-panel-title {
  margin-bottom: 24px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 12px;
  letter-spacing: 0.16em;
}

.hero-metric {
  display: grid;
  align-items: end;
  padding: 18px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  grid-template-columns: 1fr auto;
  gap: 20px;
}

.hero-metric strong {
  color: var(--white);
  font-size: 20px;
}

.hero-metric span {
  color: rgba(255, 255, 255, 0.55);
  font-size: 12px;
}

.hero-metric b {
  color: var(--orange-400);
  font-family: Arial, sans-serif;
  font-size: 34px;
}

.section {
  padding: 96px 0;
}

.section-soft {
  background: var(--mist);
}

.section-dark {
  color: var(--white);
  background: var(--navy-900);
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 36px;
  margin-bottom: 42px;
}

.section-heading h2 {
  margin: 5px 0 0;
  color: var(--navy-900);
  font-size: clamp(31px, 3.2vw, 45px);
  line-height: 1.24;
}

.section-dark .section-heading h2 {
  color: var(--white);
}

.section-heading p {
  max-width: 520px;
  margin: 0;
  color: #6d7983;
}

.section-dark .section-heading p {
  color: rgba(255, 255, 255, 0.62);
}

.overline {
  color: var(--orange-500);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.strength-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 54px;
}

.feature-frame {
  position: relative;
  min-height: 440px;
  overflow: hidden;
  background:
    linear-gradient(145deg, rgba(11, 31, 51, 0.45), rgba(242, 106, 33, 0.18)),
    linear-gradient(135deg, #607381, #172938);
  border-radius: var(--radius);
}

.feature-frame.factory-photo-main {
  background:
    linear-gradient(145deg, rgba(7, 21, 34, 0.34), rgba(7, 21, 34, 0.08)),
    url("images/factory/factory-main-new.jpg") center / cover no-repeat;
}

.feature-frame.factory-photo-gate {
  background:
    linear-gradient(145deg, rgba(7, 21, 34, 0.34), rgba(7, 21, 34, 0.08)),
    url("images/factory/factory-gate-new.jpg") center / cover no-repeat;
}

.feature-frame::before {
  position: absolute;
  inset: 0;
  opacity: 0.42;
  background:
    linear-gradient(125deg, transparent 60%, rgba(255, 255, 255, 0.09) 61%, transparent 62%),
    repeating-linear-gradient(90deg, transparent 0 76px, rgba(255, 255, 255, 0.07) 77px 78px);
  content: "";
}

.feature-label {
  position: absolute;
  right: 24px;
  bottom: 24px;
  left: 24px;
  padding: 24px;
  color: var(--white);
  background: rgba(7, 21, 34, 0.78);
  backdrop-filter: blur(8px);
}

.feature-label strong {
  display: block;
  margin-bottom: 7px;
  font-size: 22px;
}

.feature-label span {
  color: rgba(255, 255, 255, 0.62);
  font-size: 13px;
}

.strength-copy h3 {
  margin: 0 0 20px;
  color: var(--navy-900);
  font-size: 30px;
  line-height: 1.35;
}

.strength-copy p {
  color: #697681;
}

.fact-list {
  display: grid;
  margin-top: 28px;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.fact {
  padding: 19px;
  border-left: 3px solid var(--orange-500);
  background: var(--mist);
}

.fact strong {
  display: block;
  color: var(--navy-900);
  font-size: 17px;
}

.fact span {
  color: #7b8790;
  font-size: 12px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.product-card {
  position: relative;
  min-height: 285px;
  padding: 28px;
  overflow: hidden;
  border: 1px solid #e2e6e9;
  background: var(--white);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.product-card:hover {
  z-index: 2;
  border-color: transparent;
  box-shadow: var(--shadow);
  transform: translateY(-7px);
}

.product-index {
  color: #c2c9cf;
  font-family: Arial, sans-serif;
  font-size: 12px;
  font-weight: 800;
}

.product-icon {
  display: grid;
  width: 54px;
  height: 54px;
  margin: 30px 0 24px;
  place-items: center;
  color: var(--orange-500);
  border: 1px solid #dce2e6;
  border-radius: 14px 4px 14px 4px;
  font-size: 24px;
  font-weight: 900;
}

.product-card h3 {
  margin: 0 0 10px;
  color: var(--navy-900);
  font-size: 20px;
}

.product-card p {
  margin: 0;
  color: #74808a;
  font-size: 13px;
}

.product-card .arrow {
  position: absolute;
  right: 26px;
  bottom: 22px;
  color: var(--orange-500);
  font-size: 22px;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.1);
}

.timeline-item {
  min-height: 230px;
  padding: 32px;
  background: var(--navy-900);
}

.timeline-item b {
  display: block;
  margin-bottom: 30px;
  color: var(--orange-400);
  font-family: Arial, sans-serif;
  font-size: 30px;
}

.timeline-item strong {
  display: block;
  margin-bottom: 12px;
  font-size: 18px;
}

.timeline-item span {
  color: rgba(255, 255, 255, 0.56);
  font-size: 13px;
}

.honor-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.honor-card {
  padding: 18px;
  border: 1px solid #e1e5e8;
  background: var(--white);
}

.certificate {
  position: relative;
  display: grid;
  min-height: 235px;
  padding: 34px;
  place-items: center;
  border: 10px solid #d8c398;
  outline: 1px solid #aa8a4f;
  outline-offset: -16px;
  color: #8c713e;
  background: #fffdf7;
  text-align: center;
}

.certificate strong {
  color: #8c251d;
  font-family: serif;
  font-size: 25px;
  letter-spacing: 0.16em;
}

.honor-card h3 {
  margin: 20px 0 3px;
  color: var(--navy-900);
  font-size: 17px;
}

.honor-card p {
  margin: 0;
  color: #7a858d;
  font-size: 12px;
}

.cta {
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(11, 31, 51, 0.96), rgba(18, 58, 90, 0.88)),
    var(--navy-900);
}

.cta-inner {
  display: flex;
  min-height: 270px;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.cta h2 {
  max-width: 680px;
  margin: 0 0 10px;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.3;
}

.cta p {
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
}

.site-footer {
  padding: 62px 0 26px;
  color: rgba(255, 255, 255, 0.58);
  background: var(--navy-950);
}

.footer-grid {
  display: grid;
  padding-bottom: 40px;
  grid-template-columns: 1.5fr 0.8fr 1fr;
  gap: 70px;
}

.site-footer .brand-text strong {
  color: var(--white);
}

.site-footer .brand-text small {
  color: rgba(255, 255, 255, 0.9);
}

.site-footer .brand-logo {
  width: 220px;
  height: 60px;
  filter: invert(1);
}

.footer-about {
  max-width: 490px;
  margin-top: 18px;
  font-size: 13px;
}

.footer-title {
  margin-bottom: 15px;
  color: var(--white);
  font-size: 15px;
  font-weight: 800;
}

.footer-links a {
  display: block;
  padding: 4px 0;
  font-size: 13px;
}

.footer-contact p {
  margin: 2px 0;
  font-size: 13px;
}

.copyright {
  display: flex;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  justify-content: space-between;
  gap: 20px;
  font-size: 12px;
}

.page-hero {
  position: relative;
  padding: 90px 0 78px;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 78% 20%, rgba(242, 106, 33, 0.2), transparent 20%),
    linear-gradient(120deg, var(--navy-950), var(--blue-800));
}

.page-hero::after {
  position: absolute;
  top: 0;
  right: 8%;
  width: 370px;
  height: 100%;
  opacity: 0.15;
  background-image: linear-gradient(90deg, transparent 49%, white 50%, transparent 51%);
  background-size: 54px;
  content: "";
  transform: skewX(-18deg);
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  margin: 6px 0 10px;
  font-size: clamp(37px, 5vw, 58px);
  white-space: nowrap;
}

.page-hero p {
  max-width: 680px;
  margin: 0;
  color: rgba(255, 255, 255, 0.63);
}

.breadcrumb {
  color: rgba(255, 255, 255, 0.5);
  font-size: 12px;
}

.content-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 45px;
}

.side-nav {
  position: sticky;
  top: 110px;
  align-self: start;
  padding: 12px;
  background: var(--mist);
}

.side-nav a {
  display: block;
  padding: 13px 15px;
  border-bottom: 1px solid #e0e5e8;
  color: #53606a;
  font-size: 14px;
  font-weight: 700;
}

.side-nav a:hover,
.side-nav a.active {
  color: var(--white);
  background: var(--blue-800);
}

.prose h2 {
  margin: 0 0 24px;
  color: var(--navy-900);
  font-size: 34px;
  line-height: 1.35;
}

.prose h3 {
  margin-top: 34px;
  color: var(--navy-900);
}

.prose p {
  color: #65727c;
}

.product-tabs {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 45px;
}

.product-tab-nav {
  display: grid;
  align-self: start;
  gap: 12px;
  position: sticky;
  top: 96px;
}

.product-tab-nav button {
  width: 100%;
  padding: 15px 18px;
  border: 1px solid #dce4e8;
  color: #64717c;
  background: var(--white);
  cursor: pointer;
  font: inherit;
  font-size: 14px;
  font-weight: 800;
  text-align: left;
  transition: var(--transition);
}

.product-tab-nav button:hover,
.product-tab-nav button.active {
  border-color: var(--orange-500);
  color: var(--white);
  background: var(--navy-900);
  box-shadow: 0 14px 30px rgba(11, 31, 51, 0.12);
}

.product-list {
  display: block;
}

.product-group {
  display: none;
  padding: 28px;
  border: 1px solid #e0e5e8;
  background: var(--white);
}

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

.product-group h2 {
  margin: 0 0 15px;
  color: var(--navy-900);
  font-size: 22px;
}

.product-group ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.product-note {
  max-width: 760px;
  margin: 0 0 18px;
  color: #65727c;
  line-height: 1.8;
}

.product-card-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.product-item-card {
  display: grid;
  min-height: 220px;
  overflow: hidden;
  border: 1px solid #e0e5e8;
  color: inherit;
  background: #fff;
  grid-template-columns: 220px 1fr;
  transition: var(--transition);
}

.product-item-card:hover {
  border-color: rgba(242, 106, 33, 0.5);
  box-shadow: 0 18px 34px rgba(11, 31, 51, 0.12);
  transform: translateY(-2px);
}

.product-thumb {
  min-height: 220px;
  background:
    linear-gradient(145deg, rgba(7, 21, 34, 0.12), rgba(242, 106, 33, 0.06)),
    center / contain no-repeat;
}

.product-thumb-pair {
  display: grid;
  min-height: 220px;
  border-right: 1px solid #e0e5e8;
  background:
    linear-gradient(145deg, rgba(244, 246, 248, 0.96), rgba(255, 255, 255, 0.92));
  grid-template-rows: 1fr 1fr;
}

.product-thumb-pair .product-thumb {
  min-height: 110px;
  border-right: 0;
  background-size: contain;
}

.product-thumb-pair .product-thumb + .product-thumb {
  border-top: 1px solid #e0e5e8;
}

.product-item-body {
  display: flex;
  padding: 22px;
  flex-direction: column;
  justify-content: center;
}

.product-item-meta {
  margin-bottom: 10px;
  color: var(--orange-500);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.product-item-card strong {
  color: var(--navy-900);
  font-size: 22px;
  line-height: 1.25;
}

.product-item-card small {
  display: -webkit-box;
  margin-top: 10px;
  overflow: hidden;
  color: #66737d;
  font-size: 13px;
  line-height: 1.7;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

.product-item-card em {
  margin-top: 16px;
  color: var(--navy-900);
  font-size: 13px;
  font-style: normal;
  font-weight: 900;
}

.product-detail-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}

.product-detail-media {
  position: sticky;
  top: 120px;
  overflow: hidden;
  border: 1px solid #e0e5e8;
  background:
    linear-gradient(145deg, #f7f8f9, #ffffff);
  box-shadow: var(--shadow);
}

.product-detail-media img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  padding: 22px;
  object-fit: contain;
}

.product-packaging-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.product-packaging-grid figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid #e0e5e8;
  background:
    linear-gradient(145deg, #f7f8f9, #ffffff);
}

.product-packaging-grid img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  padding: 14px;
  object-fit: contain;
}

.product-packaging-grid figcaption {
  padding: 10px 12px;
  color: var(--navy-900);
  background: #fff;
  font-size: 13px;
  font-weight: 900;
}

.product-detail-badge {
  display: block;
  padding: 12px 18px;
  color: #fff;
  background: var(--navy-900);
  font-size: 13px;
  font-weight: 900;
  text-align: center;
}

.product-detail-content {
  padding: 8px 0;
}

.back-link {
  display: inline-block;
  margin-bottom: 22px;
  color: var(--orange-500);
  font-size: 13px;
  font-weight: 900;
}

.product-detail-content h2 {
  margin: 8px 0 18px;
  color: var(--navy-900);
  font-size: 42px;
  line-height: 1.2;
}

.product-detail-content .lead {
  margin-bottom: 28px;
  color: #5f6d77;
  font-size: 17px;
  line-height: 1.9;
}

.detail-section {
  margin-top: 24px;
  padding: 24px;
  border: 1px solid #e0e5e8;
  background: #fff;
}

.detail-section h3 {
  margin: 0 0 12px;
  color: var(--navy-900);
  font-size: 20px;
}

.detail-section p,
.detail-section li {
  color: #65727c;
  line-height: 1.85;
}

.detail-section ul {
  margin: 0;
  padding-left: 19px;
}

.detail-section.notice {
  border-color: rgba(242, 106, 33, 0.3);
  background: #fff8f3;
}

.product-group li {
  display: flex;
  padding: 9px 0;
  border-top: 1px solid #edf0f2;
  justify-content: space-between;
  gap: 18px;
  color: #697681;
  font-size: 13px;
}

.product-group li span {
  color: var(--orange-500);
  font-family: Arial, sans-serif;
  font-weight: 700;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 30px;
}

.contact-card {
  padding: 34px;
  border: 1px solid #e0e5e8;
  background: var(--white);
}

.contact-line {
  padding: 16px 0;
  border-top: 1px solid #edf0f2;
}

.contact-line span,
.contact-line strong {
  display: block;
}

.contact-line span {
  color: #84909a;
  font-size: 12px;
}

.contact-line strong {
  color: var(--navy-900);
  font-size: 18px;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.map-placeholder {
  display: grid;
  min-height: 410px;
  padding: 18px;
  place-items: center;
  color: #5d6a74;
  background:
    radial-gradient(circle at 80% 12%, rgba(242, 106, 33, 0.12), transparent 28%),
    linear-gradient(145deg, #ffffff, #eef3f7);
  border: 1px solid #e0e5e8;
  text-align: center;
}

.map-card {
  width: min(100%, 520px);
}

.map-embed {
  width: 100%;
  height: 265px;
  margin-top: 18px;
  overflow: hidden;
  border: 1px solid #dbe2e7;
  border-radius: 14px;
  background: #dfe6ec;
}

.map-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.map-placeholder strong {
  display: block;
  color: var(--navy-900);
  font-size: 24px;
}

.map-placeholder span {
  display: block;
  margin: 6px 0 20px;
}

.qr-card {
  display: grid;
  align-items: center;
  grid-template-columns: 220px 1fr;
  gap: 30px;
}

.qr-image {
  width: 220px;
  border: 12px solid var(--white);
  background: var(--white);
  box-shadow: var(--shadow);
}

.contact-note {
  margin: 0 0 12px;
  color: var(--orange-500);
  font-size: 18px;
  font-weight: 800;
}

.mobile-actions {
  display: none;
}

@media (max-width: 1220px) {
  .header-inner {
    grid-template-columns: minmax(410px, auto) minmax(400px, 1fr);
    gap: 18px;
  }

  .site-nav {
    justify-self: end;
    gap: 20px;
  }

  .header-contact {
    display: none;
  }
}

@media (max-width: 1020px) {
  .header-inner {
    grid-template-columns: minmax(340px, auto) minmax(390px, 1fr);
    gap: 18px;
  }

  .brand-logo {
    width: 150px;
  }

  .brand-logo + .brand-text strong {
    font-size: 23px;
  }

  .brand-logo + .brand-text small {
    font-size: 9px;
    letter-spacing: 0.1em;
  }

  .site-nav {
    gap: 18px;
    margin-left: 0;
  }

  .header-contact {
    display: none;
  }

  .hero-inner {
    grid-template-columns: 1fr 0.65fr;
    gap: 32px;
  }

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

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

@media (max-width: 760px) {
  :root {
    --container: min(100% - 32px, 680px);
  }

  body {
    padding-bottom: 64px;
  }

  .header-inner {
    display: flex;
    min-height: 76px;
    justify-content: space-between;
  }

  .brand-mark {
    width: 42px;
    height: 42px;
  }

  .brand-logo {
    width: 145px;
    height: 44px;
  }

  .brand {
    gap: 9px;
  }

  .brand-logo + .brand-text strong {
    font-size: 23px;
    letter-spacing: 0.02em;
  }

  .brand-text strong {
    font-size: 16px;
  }

  .brand .brand-logo + .brand-text strong {
    font-size: 23px;
  }

  .brand-logo + .brand-text small {
    display: block;
    margin-top: 2px;
    font-size: 9px;
    letter-spacing: 0.12em;
  }

  .brand-text small {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 76px;
    right: 0;
    left: 0;
    display: none;
    padding: 10px 16px 22px;
    border-top: 1px solid #e6eaed;
    background: var(--white);
    box-shadow: 0 20px 30px rgba(7, 21, 34, 0.1);
  }

  .site-nav.open {
    display: block;
  }

  .site-nav a {
    display: block;
    padding: 13px;
    border-bottom: 1px solid #edf0f2;
  }

  .site-nav a::after {
    display: none;
  }

  .hero,
  .hero-inner {
    min-height: auto;
  }

  .hero-inner {
    display: block;
    padding: 86px 0 58px;
  }

  .hero h1 {
    font-size: 39px;
  }

  .hero-copy {
    font-size: 15px;
  }

  .hero-panel {
    margin-top: 42px;
    padding: 22px;
  }

  .hero-metric {
    padding: 12px 0;
  }

  .hero-metric b {
    font-size: 28px;
  }

  .section {
    padding: 68px 0;
  }

  .section-heading,
  .cta-inner,
  .copyright {
    display: block;
  }

  .section-heading p {
    margin-top: 15px;
  }

  .strength-grid,
  .contact-grid,
  .qr-card,
  .content-grid,
  .product-tabs,
  .product-detail-grid {
    grid-template-columns: 1fr;
  }

  .qr-image {
    width: 190px;
  }

  .feature-frame {
    min-height: 330px;
  }

  .fact-list,
  .product-grid,
  .timeline,
  .honor-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .page-hero h1 {
    font-size: clamp(34px, 12vw, 46px);
  }

  .product-tab-nav {
    position: static;
    display: flex;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .product-tab-nav button {
    min-width: max-content;
    padding: 12px 16px;
    text-align: center;
  }

  .product-card {
    min-height: 220px;
  }

  .product-card-list,
  .product-item-card {
    grid-template-columns: 1fr;
  }

  .product-thumb-pair {
    min-height: 280px;
    border-right: 0;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr;
  }

  .product-thumb-pair .product-thumb {
    min-height: 280px;
  }

  .product-thumb-pair .product-thumb + .product-thumb {
    border-top: 0;
    border-left: 1px solid #e0e5e8;
  }

  .product-thumb {
    min-height: 260px;
  }

  .product-detail-media {
    position: relative;
    top: auto;
  }

  .product-detail-media img {
    min-height: 0;
    padding: 14px;
  }

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

  .product-detail-content h2 {
    font-size: 32px;
  }

  .product-icon {
    margin: 20px 0;
  }

  .timeline-item {
    min-height: 190px;
  }

  .side-nav {
    position: static;
    display: flex;
    overflow-x: auto;
    padding: 8px;
  }

  .side-nav a {
    min-width: max-content;
    border: 0;
  }

  .cta-inner {
    padding: 56px 0;
  }

  .cta .actions {
    margin-top: 26px;
  }

  .footer-grid {
    gap: 32px;
  }

  .copyright span {
    display: block;
    margin-top: 8px;
  }

  .mobile-actions {
    position: fixed;
    z-index: 70;
    right: 0;
    bottom: 0;
    left: 0;
    display: grid;
    height: 64px;
    color: var(--white);
    background: var(--navy-900);
    box-shadow: 0 -8px 24px rgba(7, 21, 34, 0.18);
    grid-template-columns: repeat(3, 1fr);
  }

  .mobile-actions a {
    display: grid;
    place-items: center;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 13px;
    font-weight: 800;
  }

  .mobile-actions a:first-child {
    background: var(--orange-500);
  }
}