:root {
  --yellow: #ffd000;
  --yellow-deep: #f3b600;
  --red: #e51d23;
  --ink: #111418;
  --ink-2: #20262d;
  --muted: #5b6571;
  --line: #dce3eb;
  --surface: #ffffff;
  --surface-2: #f4f6f8;
  --radius: 8px;
  --container: 1180px;
  --shadow: 0 22px 60px rgba(15, 20, 26, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family:
    Inter, "Noto Sans SC", "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

p,
h1,
h2,
h3,
dl,
dd,
ol,
ul {
  margin: 0;
}

ul,
ol {
  padding: 0;
}

li {
  list-style: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  padding: 0 max(20px, calc((100vw - var(--container)) / 2));
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(220, 227, 235, 0.82);
  backdrop-filter: blur(16px);
}

.brand {
  display: flex;
  align-items: center;
  width: min(230px, 48vw);
}

.brand img {
  width: 100%;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 12px;
  border-radius: 6px;
  color: #2c333b;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  background: #f0f3f6;
  outline: none;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 0;
  border-radius: 6px;
  background: var(--ink);
  cursor: pointer;
}

.nav-toggle span:not(.sr-only) {
  display: block;
  width: 100%;
  height: 2px;
  margin: 5px 0;
  background: var(--yellow);
}

.section {
  padding: 92px 0;
}

.section-band {
  position: relative;
  padding: 84px 0 78px;
  overflow: hidden;
  background:
    linear-gradient(110deg, rgba(255, 208, 0, 0.2), transparent 32%),
    linear-gradient(180deg, #ffffff 0%, #edf2f7 100%);
}

.section-band::before {
  position: absolute;
  inset: 0;
  content: "";
  background-image:
    linear-gradient(90deg, rgba(17, 20, 24, 0.07) 1px, transparent 1px),
    linear-gradient(0deg, rgba(17, 20, 24, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.66), transparent 78%);
  pointer-events: none;
}

.section-muted {
  background: var(--surface-2);
}

.section-dark {
  color: #fff;
  background:
    radial-gradient(circle at 10% 10%, rgba(255, 208, 0, 0.22), transparent 34%),
    linear-gradient(135deg, #111418 0%, #20262d 100%);
}

.section-contact {
  padding: 68px 0;
  background:
    radial-gradient(circle at 74% 18%, rgba(255, 208, 0, 0.16), transparent 26%),
    linear-gradient(135deg, #111418 0%, #1f252c 100%);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(360px, 0.82fr) minmax(520px, 1.18fr);
  gap: 42px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--red);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 34px;
  height: 4px;
  content: "";
  background: var(--yellow);
}

h1 {
  max-width: 660px;
  margin-top: 16px;
  font-size: clamp(42px, 5vw, 68px);
  line-height: 1.06;
  font-weight: 950;
}

.hero-copy h1 {
  max-width: 570px;
  font-size: clamp(36px, 3.8vw, 50px);
  line-height: 1.12;
}

h2 {
  max-width: 760px;
  margin-top: 12px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.12;
  font-weight: 920;
}

h3 {
  font-size: 21px;
  line-height: 1.24;
  font-weight: 900;
}

.hero-lead {
  max-width: 620px;
  margin-top: 20px;
  color: #303841;
  font-size: clamp(17px, 1.65vw, 21px);
  line-height: 1.45;
  font-weight: 700;
}

.hero-points {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  width: 100%;
  margin-top: 6px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 32px rgba(17, 20, 24, 0.08);
}

.hero-points li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 10px;
  align-items: baseline;
  min-width: 0;
  padding: 18px 22px;
  border-left: 1px solid var(--line);
}

.hero-points li:first-child {
  border-left: 0;
}

.hero-points strong {
  color: var(--red);
  font-size: 28px;
  line-height: 1;
  font-weight: 950;
}

.hero-points span {
  color: #20262d;
  font-size: 16px;
  font-weight: 900;
  white-space: nowrap;
}

.hero-points em {
  grid-column: 2;
  color: var(--muted);
  font-size: 13px;
  font-style: normal;
  font-weight: 700;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border: 2px solid transparent;
  border-radius: 6px;
  font-size: 16px;
  font-weight: 900;
  white-space: nowrap;
}

.button-primary {
  color: #111418;
  background: var(--yellow);
  box-shadow: 0 14px 30px rgba(243, 182, 0, 0.28);
}

.button-ghost {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.76);
  border-color: #c9d2dc;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 560px;
  margin-top: 38px;
}

.hero-metrics div {
  min-width: 0;
  padding: 18px 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-left: 5px solid var(--yellow);
  border-radius: var(--radius);
}

.hero-metrics dt {
  color: var(--ink);
  font-size: 36px;
  line-height: 1;
  font-weight: 950;
}

.hero-metrics dd {
  margin-top: 7px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.hero-visual {
  position: relative;
  min-width: 0;
  overflow: hidden;
  aspect-ratio: 1.72;
  border-radius: 8px;
  background: #eef2f6;
  box-shadow: 0 26px 64px rgba(15, 20, 26, 0.16);
}

.hero-visual > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-visual::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(90deg, rgba(17, 20, 24, 0.2), transparent 34%);
  pointer-events: none;
}

.hero-system-panel {
  position: absolute;
  right: 18px;
  bottom: 64px;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, max-content);
  gap: 8px;
  padding: 16px;
  color: #fff;
  background: rgba(17, 20, 24, 0.82);
  border-left: 4px solid var(--yellow);
  border-radius: 6px;
  backdrop-filter: blur(10px);
}

.hero-system-panel strong {
  grid-column: 1 / -1;
  color: var(--yellow);
  font-size: 14px;
  font-weight: 950;
}

.hero-system-panel span {
  color: #eef2f6;
  font-size: 12px;
  font-weight: 800;
}

.hero-proof {
  position: absolute;
  right: 18px;
  bottom: 18px;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hero-proof span {
  padding: 6px 10px;
  color: #111418;
  background: rgba(255, 208, 0, 0.94);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 900;
}

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

.position-section {
  color: #fff;
  background:
    radial-gradient(circle at 82% 16%, rgba(255, 208, 0, 0.16), transparent 30%),
    linear-gradient(135deg, #101418 0%, #20262d 100%);
}

.position-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  gap: 44px;
  align-items: start;
}

.position-copy {
  position: sticky;
  top: 104px;
}

.position-copy .eyebrow {
  color: var(--yellow);
}

.position-copy h2 {
  color: #fff;
}

.position-copy p {
  margin-top: 20px;
  color: #d7dde5;
  font-size: 17px;
  font-weight: 650;
}

.position-map {
  position: relative;
  min-width: 0;
  padding: 20px;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.045)),
    radial-gradient(circle at 96% 0%, rgba(255, 208, 0, 0.18), transparent 38%);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
}

.position-map::before {
  position: absolute;
  inset: 0;
  content: "";
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 42px 42px;
  pointer-events: none;
}

.position-summary {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.position-summary span {
  min-width: 0;
  min-height: 38px;
  padding: 10px 8px;
  color: var(--yellow);
  background: rgba(255, 208, 0, 0.1);
  border: 1px solid rgba(255, 208, 0, 0.3);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 950;
  text-align: center;
}

.position-chain {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 10px;
}

.position-chain::before {
  position: absolute;
  left: 22px;
  top: 22px;
  bottom: 22px;
  width: 2px;
  content: "";
  background: linear-gradient(180deg, rgba(255, 208, 0, 0.84), rgba(255, 208, 0, 0.12));
}

.position-chain article {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  min-width: 0;
  min-height: 0;
  padding: 14px 16px 14px 0;
  background: rgba(15, 19, 23, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-left: 0;
  border-radius: var(--radius);
}

.position-chain span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: #111418;
  background: var(--yellow);
  border: 4px solid #20262d;
  border-radius: 50%;
  font-size: 13px;
  font-weight: 950;
}

.position-chain h3 {
  color: #fff;
  font-size: 19px;
}

.position-chain p {
  margin-top: 5px;
  color: #d7dde5;
  font-size: 14px;
  line-height: 1.5;
  font-weight: 650;
}

.position-list span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 12px;
  background: #f4f6f8;
  border: 1px solid var(--line);
  border-left: 4px solid var(--yellow);
  border-radius: 6px;
  color: #20262d;
  font-size: 14px;
  font-weight: 900;
  white-space: nowrap;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 56px;
  align-items: start;
}

.prose {
  display: grid;
  gap: 20px;
  color: #323a43;
  font-size: 18px;
  font-weight: 650;
}

.section-head {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 760px;
  margin-bottom: 40px;
}

.section-head p:not(.eyebrow) {
  color: var(--muted);
  font-size: 18px;
  font-weight: 650;
}

.section-head.compact {
  margin-bottom: 28px;
}

.catalog-showcase {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.32fr) minmax(300px, 0.68fr);
  gap: 0;
  align-items: stretch;
  margin-bottom: 24px;
  overflow: hidden;
  background: #111418;
  border-radius: var(--radius);
  box-shadow: 0 18px 44px rgba(15, 20, 26, 0.12);
}

.catalog-showcase > img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}

.catalog-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
  padding: 34px;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(17, 20, 24, 0.94), rgba(31, 37, 44, 0.98)),
    radial-gradient(circle at 80% 10%, rgba(255, 208, 0, 0.28), transparent 36%);
}

.catalog-panel .eyebrow {
  color: var(--yellow);
}

.catalog-panel h3 {
  margin-top: 18px;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.16;
}

.catalog-panel p:not(.eyebrow) {
  margin-top: 16px;
  color: #dce2e8;
  font-size: 16px;
  font-weight: 650;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.product-card {
  position: relative;
  display: grid;
  min-width: 0;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 18px 20px;
  padding: 26px;
  background: #fff;
  border: 1px solid var(--line);
  border-left: 7px solid var(--yellow);
  border-radius: var(--radius);
  box-shadow: 0 10px 28px rgba(15, 20, 26, 0.07);
}

.product-index {
  grid-row: span 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  color: #111418;
  background: var(--yellow);
  border-radius: 50%;
  font-size: 28px;
  line-height: 1;
  font-weight: 950;
}

.product-card p {
  color: #4a535d;
  font-size: 15px;
  font-weight: 650;
}

.product-card h3 {
  white-space: nowrap;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

.tag-list li {
  max-width: 100%;
  padding: 6px 9px;
  color: #20262d;
  background: #f3f6f9;
  border: 1px solid #dbe3eb;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 800;
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
}

.scenario-card {
  display: grid;
  min-height: 220px;
  padding: 20px;
  align-content: start;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-bottom: 6px solid var(--yellow);
  border-radius: var(--radius);
}

.scenario-card p {
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
}

.scenario-icon {
  position: relative;
  display: block;
  width: 74px;
  height: 64px;
  border-radius: 6px;
  background: #f1f4f7;
  border: 1px solid #dce3eb;
}

.scenario-icon::before,
.scenario-icon::after {
  position: absolute;
  content: "";
}

.warehouse-icon::before {
  inset: 12px 14px;
  border: 5px solid #20262d;
  border-top-color: var(--yellow);
}

.warehouse-icon::after {
  left: 16px;
  right: 16px;
  top: 30px;
  height: 5px;
  background: var(--yellow);
}

.factory-icon::before {
  left: 12px;
  right: 12px;
  bottom: 10px;
  height: 36px;
  background: #20262d;
  clip-path: polygon(0 24%, 20% 24%, 20% 0, 40% 18%, 40% 0, 62% 18%, 62% 0, 100% 30%, 100% 100%, 0 100%);
}

.factory-icon::after {
  left: 22px;
  right: 22px;
  bottom: 18px;
  height: 8px;
  background: var(--yellow);
}

.install-icon::before {
  left: 14px;
  top: 12px;
  width: 46px;
  height: 36px;
  border: 6px solid var(--yellow);
  border-bottom-color: #20262d;
  transform: rotate(-16deg);
}

.install-icon::after {
  left: 32px;
  top: 8px;
  width: 6px;
  height: 48px;
  background: #20262d;
}

.project-icon::before {
  left: 16px;
  bottom: 12px;
  width: 42px;
  height: 42px;
  border-left: 6px solid #20262d;
  border-bottom: 6px solid #20262d;
  transform: skewX(-18deg);
}

.project-icon::after {
  left: 30px;
  top: 12px;
  width: 28px;
  height: 6px;
  background: var(--yellow);
  transform: rotate(28deg);
}

.auto-icon::before {
  left: 12px;
  right: 12px;
  bottom: 20px;
  height: 22px;
  background: #20262d;
  border-radius: 18px 18px 8px 8px;
}

.auto-icon::after {
  left: 18px;
  bottom: 12px;
  width: 42px;
  height: 12px;
  border-left: 10px solid var(--yellow);
  border-right: 10px solid var(--yellow);
}

.equipment-icon::before {
  left: 16px;
  top: 12px;
  width: 42px;
  height: 42px;
  border: 7px solid #20262d;
  border-radius: 50%;
}

.equipment-icon::after {
  left: 32px;
  top: 8px;
  width: 10px;
  height: 50px;
  background: var(--yellow);
  transform: rotate(45deg);
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.advantage-grid article {
  min-width: 0;
  padding: 24px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
}

.advantage-grid span {
  color: var(--yellow);
  font-size: 15px;
  font-weight: 950;
}

.advantage-grid h3 {
  margin-top: 16px;
}

.advantage-grid p {
  margin-top: 10px;
  color: #d8dde4;
  font-size: 15px;
  font-weight: 650;
}

.process-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  counter-reset: process;
}

.process-list li {
  position: relative;
  min-width: 0;
  padding: 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.process-list span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  margin-bottom: 18px;
  color: var(--ink);
  background: var(--yellow);
  border-radius: 50%;
  font-weight: 950;
}

.process-list p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
}

.contact-panel {
  display: grid;
  grid-template-columns: minmax(280px, 0.76fr) minmax(420px, 1.24fr);
  gap: 26px;
  align-items: center;
  padding: 28px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
}

.contact-copy {
  min-width: 0;
}

.section-contact .eyebrow,
.section-contact h2,
.section-contact .contact-lead {
  color: #fff;
}

.section-contact .eyebrow::before {
  background: var(--yellow);
}

.section-contact h2 {
  max-width: 360px;
  font-size: clamp(24px, 2.4vw, 34px);
  line-height: 1.16;
}

.contact-lead {
  max-width: 360px;
  margin-top: 14px;
  font-size: 16px;
  font-weight: 700;
}

.contact-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  align-content: center;
}

.contact-card {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  min-width: 0;
  padding: 12px 14px;
  background: #fff;
  border: 1px solid #e4d17c;
  border-radius: var(--radius);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18);
}

.contact-card img {
  width: 86px;
  height: 86px;
  object-fit: contain;
  background: var(--yellow);
  border-radius: 4px;
}

.contact-card p {
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.contact-card a {
  display: inline-flex;
  margin-top: 6px;
  color: var(--ink);
  font-size: clamp(20px, 1.35vw, 22px);
  line-height: 1.1;
  font-weight: 950;
  white-space: nowrap;
}

.site-footer {
  color: #fff;
  background:
    linear-gradient(120deg, rgba(255, 208, 0, 0.06), transparent 30%),
    #090b0d;
  border-top: 4px solid var(--yellow);
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(300px, 430px) minmax(0, 1fr);
  column-gap: 150px;
  row-gap: 30px;
  align-items: start;
  padding: 34px 0 20px;
}

.footer-main {
  min-width: 0;
  max-width: 430px;
}

.footer-brand img {
  width: 172px;
  height: auto;
}

.footer-brand p {
  max-width: 380px;
  margin-top: 14px;
  color: #b9c1cb;
  font-size: 13px;
  line-height: 1.62;
  font-weight: 650;
}

.footer-note {
  margin-top: 12px;
  color: rgba(255, 208, 0, 0.84);
  font-size: 12px;
  font-weight: 800;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  justify-self: start;
  width: min(100%, 430px);
  gap: 44px;
  min-width: 0;
  align-content: start;
  padding-top: 8px;
}

.footer-col {
  display: grid;
  gap: 9px;
  align-content: start;
  min-width: 0;
}

.footer-col h2 {
  margin: 0 0 8px;
  color: var(--yellow);
  font-size: 13px;
  line-height: 1.2;
  font-weight: 950;
}

.footer-col a,
.footer-bottom a {
  color: #fff;
  font-size: 14px;
  font-weight: 750;
}

.footer-col a {
  display: inline-flex;
  width: fit-content;
  max-width: 100%;
  color: #cfd5dc;
  font-size: 13px;
  line-height: 1.35;
  font-weight: 720;
}

.footer-col a:hover,
.footer-col a:focus-visible {
  color: var(--yellow);
  outline: none;
}

.footer-bottom {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  color: #aeb7c2;
  font-size: 12px;
  font-weight: 700;
  text-align: center;
}

.footer-bottom a {
  font-size: 12px;
  text-decoration: underline;
  text-underline-offset: 4px;
}

@media (max-width: 1080px) {
  .site-header {
    min-height: 70px;
  }

  .site-nav {
    position: absolute;
    top: 70px;
    right: 20px;
    left: 20px;
    display: none;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    padding: 14px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: grid;
  }

  .site-nav a {
    justify-content: center;
    background: #f3f6f9;
  }

  .nav-toggle {
    display: block;
  }

  .hero-grid,
  .split,
  .contact-panel,
  .position-layout {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 36px;
  }

  .position-copy {
    position: static;
  }

  .position-chain {
    grid-template-columns: 1fr;
  }

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

  .catalog-showcase > img {
    min-height: 320px;
  }

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

  .scenario-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .process-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    justify-self: stretch;
    width: 100%;
  }

}

@media (max-width: 720px) {
  .container {
    width: min(100% - 28px, var(--container));
  }

  .site-header {
    padding-inline: 14px;
  }

  .brand {
    width: min(190px, 58vw);
  }

  .section,
  .section-band {
    padding: 64px 0;
  }

  h1 {
    font-size: clamp(42px, 15vw, 64px);
  }

  .hero-copy h1 {
    font-size: clamp(32px, 9vw, 40px);
  }

  h2 {
    font-size: clamp(28px, 9vw, 38px);
  }

  .hero-lead,
  .prose,
  .section-head p:not(.eyebrow),
  .contact-lead {
    font-size: 16px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .hero-points {
    grid-template-columns: 1fr;
  }

  .hero-points li {
    border-top: 1px solid var(--line);
    border-left: 0;
    padding: 14px 16px;
  }

  .hero-points li:first-child {
    border-top: 0;
  }

  .hero-visual {
    aspect-ratio: 4 / 3;
    border-radius: 8px;
  }

  .hero-proof {
    left: auto;
    right: 12px;
    bottom: 12px;
  }

  .hero-points em {
    grid-column: 1 / -1;
  }

  .hero-system-panel {
    right: 12px;
    bottom: 54px;
    padding: 12px;
  }

  .hero-system-panel span {
    font-size: 11px;
  }

  .catalog-showcase > img {
    min-height: 260px;
  }

  .position-summary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .position-chain {
    grid-template-columns: 1fr;
  }

  .position-chain article {
    min-height: 0;
  }

  .contact-panel {
    padding: 18px;
  }

  .catalog-panel {
    padding: 24px;
  }

  .product-card {
    grid-template-columns: 56px minmax(0, 1fr);
    padding: 20px;
  }

  .product-index {
    width: 48px;
    height: 48px;
    font-size: 22px;
  }

  .product-card h3 {
    white-space: normal;
  }

  .product-grid,
  .scenario-grid,
  .advantage-grid,
  .process-list,
  .contact-cards {
    grid-template-columns: 1fr;
  }

  .scenario-card {
    min-height: 0;
  }

  .contact-card {
    grid-template-columns: 82px minmax(0, 1fr);
    gap: 12px;
    padding: 12px;
  }

  .contact-card img {
    width: 82px;
    height: 82px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 22px;
    padding: 34px 0 22px;
  }

  .footer-main {
    max-width: none;
    padding-right: 0;
    border-right: 0;
  }

  .footer-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    padding-top: 0;
  }

  .footer-col {
    gap: 9px;
  }

  .footer-col h2 {
    margin-bottom: 0;
  }

  .footer-col a {
    width: auto;
    font-size: 13px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 390px) {
  h1 {
    font-size: clamp(34px, 12vw, 48px);
  }

  .hero-copy h1 {
    font-size: clamp(30px, 9vw, 34px);
  }

  .hero-proof {
    display: none;
  }

  .contact-card {
    grid-template-columns: 72px minmax(0, 1fr);
  }

  .contact-card img {
    width: 72px;
    height: 72px;
  }

  .contact-card a {
    font-size: 19px;
  }

  .site-nav {
    grid-template-columns: 1fr;
  }
}