:root {
  --rfid-ink: #073f48;
  --rfid-muted: #647275;
  --rfid-line: #d8e1e3;
  --rfid-soft: #f7f9fa;
  --rfid-accent: #087b8a;
}

.rfid-hero {
  min-height: 700px;
  display: grid;
  grid-template-columns: minmax(390px, .72fr) minmax(600px, 1.28fr);
  align-items: center;
  gap: clamp(36px, 5vw, 86px);
  padding-block: clamp(72px, 8vw, 122px) 58px;
}
.rfid-hero-copy { position: relative; z-index: 2; padding-left: 18px; }
.rfid-hero h1 {
  margin: 0;
  color: #111;
  font-size: clamp(54px, 5.1vw, 78px);
  font-weight: 650;
  letter-spacing: -.055em;
  line-height: 1.14;
}
.rfid-hero-copy p {
  max-width: 540px;
  margin: 32px 0 0;
  color: var(--rfid-muted);
  font-size: clamp(17px, 1.25vw, 20px);
  line-height: 1.9;
}
.rfid-hero-visual { position: relative; min-width: 0; margin: 0; aspect-ratio: 1.42; }
.rfid-hero-visual::after {
  content: "";
  position: absolute;
  inset: 2% 0;
  pointer-events: none;
  background: linear-gradient(90deg, #fff 0%, rgba(255,255,255,0) 18%, rgba(255,255,255,0) 82%, #fff 100%);
}
.rfid-hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: .78;
  filter: saturate(.9) contrast(.96) brightness(1.02);
}
.hero-callout {
  position: absolute;
  z-index: 2;
  display: grid;
  gap: 4px;
  min-width: 125px;
  padding: 10px 12px;
  color: var(--rfid-ink);
  background: rgba(255,255,255,.86);
  border-left: 2px solid var(--rfid-accent);
}
.hero-callout strong { font-size: 17px; }
.hero-callout span { color: var(--rfid-muted); font-size: 12px; line-height: 1.6; }
.callout-identify { top: 9%; left: 8%; }
.callout-store { top: 18%; right: 2%; }
.callout-track { bottom: 13%; left: 2%; }
.callout-collaborate { right: 8%; bottom: 8%; }

.rfid-catalog {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  padding-block: 36px 48px;
}
.catalog-intro {
  position: relative;
  min-height: 475px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 46px 38px;
  border-top: 8px solid var(--rfid-ink);
  border-right: 8px solid var(--rfid-ink);
}
.catalog-intro p { margin: 0; font-size: 13px; font-weight: 700; }
.catalog-intro > span { width: 34px; height: 2px; margin: 14px 0 40px; background: var(--rfid-accent); }
.catalog-intro h2 { margin: 0; font-size: clamp(32px, 2.8vw, 46px); line-height: 1.35; letter-spacing: -.045em; }
.catalog-intro strong { margin-top: auto; padding-top: 50px; color: var(--rfid-ink); font-size: 18px; letter-spacing: .04em; }
.rfid-card { min-width: 0; background: #fff; }
.rfid-card-media {
  height: 310px;
  overflow: hidden;
  background-color: #fafafa;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}
.product-supply { background-image: url("assets/rfid-supply-cabinet-hd-transparent.png?v=2026081602"); }
.product-cold { background-image: url("assets/rfid-cold-cabinet-hd-transparent.png?v=2026081602"); }
.product-inout { background-image: url("assets/rfid-inout-cabinet-hd-transparent.png?v=2026081602"); }
.product-shelf { background-image: url("assets/rfid-smart-shelf-hd-transparent-v4.png?v=2026081603"); }
.product-control { background-image: url("assets/rfid-control-box-2-hd-transparent.png?v=2026081602"); }
.product-rfid-pda { background-image: url("assets/rfid-pda-terminal-hd-transparent.png?v=2026081602"); }
.product-pda {
  background-image: url("assets/pda-handheld-1-lineae-transparent-hd.png?v=2026081604");
}
.rfid-card-copy { padding: 22px 4px 32px; }
.rfid-card-copy h3 { margin: 0 0 12px; color: #20292b; font-size: clamp(19px, 1.4vw, 24px); line-height: 1.35; }
.rfid-card-copy p { min-height: 52px; margin: 0; color: var(--rfid-muted); font-size: 14px; line-height: 1.7; }
.rfid-card-copy a,
.rfid-card-copy button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
  padding: 0 0 6px;
  border: 0;
  border-bottom: 1px solid transparent;
  color: var(--rfid-ink);
  background: transparent;
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}
.rfid-card-copy a:hover,
.rfid-card-copy button:hover { border-color: var(--rfid-ink); }

.rfid-flow { margin-top: 14px; padding: 25px 30px; border: 1px solid #aac5ca; }
.rfid-flow ol { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin: 0; padding: 0; list-style: none; }
.rfid-flow li:not(:nth-child(even)) { display: grid; justify-items: center; gap: 8px; min-width: 90px; color: var(--rfid-ink); }
.flow-icon { display: grid; width: 48px; height: 48px; place-items: center; border: 1px solid #8fbac1; border-radius: 50%; font-size: 25px; }
.rfid-flow strong { font-size: 13px; font-weight: 600; }
.flow-arrow { color: var(--rfid-ink); font-size: 26px; font-weight: 300; }

.rfid-cta {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  margin-block: 28px 58px;
  padding: 30px 48px;
  background: linear-gradient(105deg, #f7fafb, #fff);
}
.cta-mark { display: grid; width: 58px; height: 58px; place-items: center; border-radius: 50%; color: #fff; background: var(--rfid-ink); font-size: 29px; }
.rfid-cta h2 { margin: 0 0 5px; color: var(--rfid-ink); font-size: 20px; }
.rfid-cta p { margin: 0; color: var(--rfid-muted); font-size: 14px; }

.site-footer { padding: 0; color: var(--text); border-top: 1px solid var(--line); background: var(--surface); }
.site-footer .footer-grid { grid-template-columns: 1.6fr repeat(4, 1fr); gap: clamp(34px, 5vw, 76px); padding-block: 70px; }
.site-footer .footer-brand img { width: 190px; filter: none; }
.site-footer .footer-brand p { max-width: 330px; margin: 16px 0 0; color: var(--muted); font-size: 14px; }
.site-footer .footer-grid h2 { margin: 0 0 20px; color: var(--text); font-size: 14px; }
.site-footer .footer-grid a,
.site-footer .footer-grid button { margin: 11px 0 0; color: var(--muted); font-size: 13px; }
.site-footer .footer-grid a:hover,
.site-footer .footer-grid button:hover { color: var(--accent); }
.site-footer .footer-bottom { min-height: 76px; margin-top: 0; padding-top: 0; align-items: center; color: var(--muted); border-top: 1px solid var(--line); font-size: 12px; }
.site-footer .footer-bottom div { display: flex; flex-wrap: wrap; gap: 28px; }

@media (max-width: 1080px) {
  .rfid-hero { min-height: 620px; grid-template-columns: minmax(320px, .72fr) minmax(0, 1.28fr); }
  .rfid-catalog { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .catalog-intro { grid-row: span 2; }
  .site-footer .footer-grid { grid-template-columns: 1.5fr repeat(2, 1fr); }
}

@media (max-width: 820px) {
  .rfid-hero { min-height: auto; grid-template-columns: 1fr; gap: 26px; padding-top: 64px; }
  .rfid-hero-copy { padding-left: 0; }
  .rfid-hero h1 { font-size: clamp(46px, 11vw, 66px); }
  .rfid-hero-visual { aspect-ratio: 1.3; }
  .rfid-catalog { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .catalog-intro { min-height: 410px; grid-row: auto; }
  .rfid-card-media { height: 290px; }
  .rfid-flow { overflow-x: auto; }
  .rfid-flow ol { width: 830px; }
  .rfid-cta { grid-template-columns: auto 1fr; }
  .rfid-cta .button { grid-column: 2; justify-self: start; }
}

@media (max-width: 560px) {
  .rfid-hero { padding-block: 48px 28px; }
  .rfid-hero h1 { font-size: 44px; }
  .rfid-hero-copy p { margin-top: 22px; font-size: 16px; }
  .rfid-hero-visual { aspect-ratio: 1.1; }
  .hero-callout { min-width: 98px; padding: 7px 8px; }
  .hero-callout strong { font-size: 14px; }
  .hero-callout span { font-size: 10px; }
  .rfid-catalog { display: block; padding-top: 28px; }
  .catalog-intro { min-height: 270px; margin-bottom: 24px; padding: 34px 28px; }
  .catalog-intro > span { margin-bottom: 24px; }
  .catalog-intro h2 { font-size: 34px; }
  .catalog-intro strong { padding-top: 32px; }
  .rfid-card { margin-bottom: 18px; }
  .rfid-card-media { height: 280px; }
  .rfid-card-copy { padding: 20px 4px 28px; }
  .rfid-card-copy p { min-height: 0; }
  .rfid-cta { grid-template-columns: 1fr; gap: 14px; padding: 28px 24px; }
  .rfid-cta .button { grid-column: auto; justify-self: stretch; }
  .site-footer .footer-grid { grid-template-columns: 1fr 1fr; gap: 38px 24px; }
  .site-footer .footer-brand { grid-column: 1 / -1; }
  .site-footer .footer-bottom { align-items: flex-start; padding-block: 24px; }
  .site-footer .footer-bottom div { display: grid; gap: 8px; }
}