:root {
  --technology-orange: #ff5a1f;
  --technology-blue: #2563eb;
  --technology-navy: #0f172a;
  --technology-muted: #64748b;
  --technology-border: #dce3ec;
  --technology-off-white: #fafafc;
  --technology-panel: #f1f5f9;
}

html { scroll-behavior: smooth; }

.technology-main {
  background: #f5f7fa;
  padding-top: 84px;
}

.technology-eyebrow {
  color: var(--technology-orange);
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .13em;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.technology-intro {
  align-items: center;
  background: #fff;
  border-bottom: 1px solid var(--technology-border);
  display: flex;
  min-height: 214px;
  padding: 30px 0 28px;
}

.technology-intro-copy {
  max-width: 850px;
}

.technology-intro h1 {
  color: var(--technology-navy);
  font-size: clamp(31px, 3.4vw, 46px);
  font-weight: 700;
  letter-spacing: -.04em;
  line-height: 1.05;
  margin: 0 0 10px;
}

.technology-intro p {
  color: var(--technology-muted);
  font-size: 14px;
  line-height: 1.55;
  margin: 0;
  max-width: 760px;
}

.technology-section-nav {
  background: #fff;
  border-bottom: 1px solid var(--technology-border);
  position: sticky;
  top: 84px;
  z-index: 20;
}

.technology-section-nav-scroll {
  align-items: center;
  display: flex;
  min-height: 44px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.technology-section-nav a {
  border-bottom: 2px solid transparent;
  color: #475569;
  flex: 0 0 auto;
  font-size: 11px;
  font-weight: 600;
  padding: 14px 12px 11px;
  white-space: nowrap;
}

.technology-section-nav a:hover,
.technology-section-nav a:focus-visible,
.technology-section-nav a[aria-current="location"] {
  border-bottom-color: var(--technology-blue);
  color: var(--technology-blue);
}

.technology-section-nav a:focus-visible {
  outline: 2px solid var(--technology-blue);
  outline-offset: -2px;
}

#technology-overview,
#what-is-rfid,
#how-rfid-connects,
#rfid-in-practice,
#software-platform,
#operational-insights {
  scroll-margin-top: 142px;
}

.technology-intro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 18px;
}

.technology-button {
  align-items: center;
  border: 1px solid transparent;
  border-radius: 2px;
  display: inline-flex;
  font-size: 12px;
  font-weight: 700;
  gap: 8px;
  justify-content: center;
  min-height: 39px;
  padding: 9px 14px;
}

.technology-button-primary {
  background: var(--technology-orange);
  color: #fff;
}

.technology-button-primary:hover {
  background: #e94d13;
  color: #fff;
}

.technology-button-secondary {
  border-color: #bcc9dc;
  color: var(--technology-blue);
}

.technology-button-secondary:hover {
  background: #edf3ff;
  color: #1749b3;
}

.technology-button:focus-visible {
  outline: 2px solid var(--technology-blue);
  outline-offset: 3px;
}

.rfid-explained {
  padding: 42px 0;
  scroll-margin-top: 105px;
}

.rfid-explained-grid {
  align-items: center;
  display: grid;
  gap: clamp(30px, 6vw, 86px);
  grid-template-columns: minmax(0, .95fr) minmax(420px, 1.05fr);
}

.rfid-explained-copy h2,
.rfid-process-heading h2 {
  color: var(--technology-navy);
  font-size: clamp(25px, 2.6vw, 35px);
  font-weight: 700;
  letter-spacing: -.035em;
  line-height: 1.12;
  margin: 0 0 10px;
}

.rfid-explained-copy > p,
.rfid-process-heading p {
  color: var(--technology-muted);
  font-size: 13px;
  line-height: 1.6;
  margin: 0;
}

.rfid-benefits {
  display: grid;
  gap: 7px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.rfid-benefits li {
  align-items: center;
  background: #fff;
  border: 1px solid var(--technology-border);
  color: var(--technology-navy);
  display: flex;
  font-size: 10.5px;
  font-weight: 600;
  gap: 7px;
  min-height: 50px;
  padding: 8px;
}

.rfid-benefits i {
  color: var(--technology-blue);
  font-size: 16px;
}

.rfid-signal-illustration {
  align-items: center;
  background-color: #fff;
  background-image: linear-gradient(#edf1f6 1px, transparent 1px), linear-gradient(90deg, #edf1f6 1px, transparent 1px);
  background-size: 20px 20px;
  border: 1px solid var(--technology-border);
  display: grid;
  grid-template-columns: 1fr 90px 1fr;
  min-height: 265px;
  overflow: hidden;
  padding: 42px 26px 26px;
  position: relative;
}

.rfid-illustration-label {
  background: var(--technology-navy);
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  left: 0;
  letter-spacing: .12em;
  padding: 7px 10px;
  position: absolute;
  text-transform: uppercase;
  top: 0;
}

.rfid-tag-visual,
.rfid-reader-visual {
  background: #fff;
  border: 1px solid #b9c5d5;
  box-shadow: 5px 5px 0 #e9eef5;
  justify-self: center;
  position: relative;
}

.rfid-tag-visual {
  height: 102px;
  width: 150px;
}

.rfid-tag-visual small,
.rfid-reader-visual small {
  bottom: 7px;
  color: #536173;
  font-size: 8px;
  font-weight: 700;
  left: 0;
  letter-spacing: .12em;
  position: absolute;
  right: 0;
  text-align: center;
}

.rfid-chip {
  background: var(--technology-orange);
  height: 24px;
  left: 63px;
  position: absolute;
  top: 32px;
  width: 24px;
}

.rfid-trace {
  border: 2px solid var(--technology-blue);
  border-left: 0;
  border-right: 0;
  height: 42px;
  position: absolute;
  top: 23px;
  width: 45px;
}

.rfid-trace-one { left: 12px; }
.rfid-trace-two { right: 12px; }

.rfid-reader-visual {
  align-items: center;
  display: flex;
  height: 118px;
  justify-content: center;
  width: 118px;
}

.rfid-reader-visual i {
  color: var(--technology-blue);
  font-size: 43px;
  margin-bottom: 15px;
}

.rfid-radio-waves {
  align-items: center;
  display: flex;
  height: 100px;
  justify-content: center;
  position: relative;
}

.rfid-radio-waves::after {
  background: var(--technology-blue);
  content: "";
  height: 2px;
  position: absolute;
  width: 100%;
}

.rfid-radio-waves span {
  border: 1px solid var(--technology-blue);
  border-bottom: 0;
  border-top: 0;
  border-radius: 50%;
  height: 35px;
  position: absolute;
  width: 17px;
  z-index: 1;
}

.rfid-radio-waves span:nth-child(2) { height: 58px; width: 31px; }
.rfid-radio-waves span:nth-child(3) { height: 82px; width: 47px; }

.rfid-data-chip {
  align-items: center;
  background: #edf3ff;
  border: 1px solid #adc4ed;
  bottom: 12px;
  color: var(--technology-blue);
  display: flex;
  font-family: monospace;
  font-size: 9px;
  gap: 8px;
  left: 50%;
  padding: 5px 8px;
  position: absolute;
  transform: translateX(-50%);
}

.rfid-data-chip strong { color: var(--technology-navy); }

.rfid-process {
  background: #f8fafc;
  padding: 42px 0 50px;
}

.rfid-process .technology-eyebrow {
  color: var(--technology-orange);
}

.rfid-process-heading {
  margin-bottom: 22px;
  max-width: 720px;
}

.rfid-process-heading h2 {
  color: var(--technology-navy);
}

.rfid-process-heading p {
  color: var(--technology-muted);
}

.rfid-process-flow {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.rfid-process-flow::before {
  background: var(--technology-blue);
  content: "";
  height: 2px;
  left: 10%;
  position: absolute;
  right: 10%;
  top: 43px;
}

.rfid-process-stage {
  background: #fff;
  border: 1px solid var(--technology-border);
  cursor: pointer;
  min-height: 218px;
  padding: 15px;
  position: relative;
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
  z-index: 1;
}

.rfid-process-stage:hover,
.rfid-process-stage:focus-visible,
.rfid-process-stage.is-selected {
  border-color: var(--technology-blue);
  box-shadow: 0 9px 22px rgba(15, 23, 42, .09);
  transform: translateY(-3px);
}

.rfid-process-stage:focus-visible {
  outline: 2px solid rgba(37, 99, 235, .3);
  outline-offset: 3px;
}

.rfid-process-stage::after {
  border-color: transparent transparent transparent var(--technology-blue);
  border-style: solid;
  border-width: 5px 0 5px 8px;
  content: "";
  position: absolute;
  right: -14px;
  top: 38px;
}

.rfid-process-stage:last-child::after { display: none; }

.rfid-stage-number {
  color: #ff7948;
  font-family: monospace;
  font-size: 10px;
  font-weight: 700;
  position: absolute;
  right: 11px;
  top: 10px;
}

.rfid-stage-icon {
  color: var(--technology-blue);
  display: block;
  font-size: 34px;
  line-height: 1;
  margin: 8px 0 24px;
  transition: color .2s ease;
}

.rfid-process-stage:hover .rfid-stage-icon,
.rfid-process-stage:focus-visible .rfid-stage-icon,
.rfid-process-stage.is-selected .rfid-stage-icon {
  color: var(--technology-orange);
}

.rfid-stage-copy h3 {
  color: var(--technology-navy);
  font-size: 15px;
  font-weight: 700;
  margin: 0 0 7px;
}

.rfid-stage-copy p {
  color: var(--technology-muted);
  font-size: 11.5px;
  line-height: 1.5;
  margin: 0 0 16px;
}

.rfid-stage-copy code {
  background: var(--technology-panel);
  border: 1px solid var(--technology-border);
  color: var(--technology-blue);
  display: inline-block;
  font-size: 8px;
  letter-spacing: .08em;
  padding: 4px 6px;
}

.rfid-practice {
  background: #fff;
  border-top: 1px solid var(--technology-border);
  padding: 44px 0 54px;
}

.rfid-practice-heading {
  margin-bottom: 22px;
  max-width: 760px;
}

.rfid-practice-heading h2 {
  color: var(--technology-navy);
  font-size: clamp(24px, 2.4vw, 34px);
  font-weight: 700;
  letter-spacing: -.025em;
  line-height: 1.15;
  margin: 0 0 7px;
}

.rfid-practice-heading p {
  color: var(--technology-muted);
  font-size: 13px;
  line-height: 1.55;
  margin: 0;
}

.rfid-practice-flow {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  list-style: none;
  margin: 0;
  padding: 0;
}

.rfid-practice-step {
  background: #fff;
  border: 1px solid var(--technology-border);
  min-width: 0;
  position: relative;
}

.rfid-practice-step:not(:last-child)::after {
  background: var(--technology-blue);
  border-radius: 50%;
  box-shadow: 0 0 0 5px #fff;
  color: #fff;
  content: "→";
  display: grid;
  font-size: 13px;
  height: 24px;
  place-items: center;
  position: absolute;
  right: -22px;
  top: 91px;
  width: 24px;
  z-index: 2;
}

.rfid-practice-number {
  background: var(--technology-blue);
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  left: 10px;
  letter-spacing: .08em;
  padding: 5px 7px;
  position: absolute;
  text-transform: uppercase;
  top: 10px;
  z-index: 1;
}

.rfid-practice-visual {
  align-items: center;
  background: #f8fafc;
  border-bottom: 1px solid var(--technology-border);
  color: var(--technology-blue);
  display: flex;
  height: 205px;
  justify-content: center;
  padding: 28px 18px 18px;
}

.rfid-practice-visual svg {
  fill: none;
  height: 100%;
  max-width: 190px;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.3;
  width: 100%;
}

.rfid-practice-visual .rfid-practice-accent {
  stroke: var(--technology-orange);
  stroke-width: 2.8;
}

.rfid-practice-copy {
  padding: 15px 16px 18px;
}

.rfid-practice-copy h3 {
  color: var(--technology-navy);
  font-size: 15px;
  font-weight: 700;
  margin: 0 0 7px;
}

.rfid-practice-copy p {
  color: var(--technology-muted);
  font-size: 11.5px;
  line-height: 1.55;
  margin: 0;
}

@media (max-width: 1199px) {
  .technology-main { padding-top: 74px; }
  .technology-section-nav { top: 74px; }
  .rfid-explained-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .rfid-benefits { grid-template-columns: 1fr; }
}

@media (max-width: 991px) {
  .rfid-explained-grid { grid-template-columns: 1fr; }
  .rfid-benefits { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .rfid-process-flow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rfid-process-flow::before { display: none; }
  .rfid-process-stage::after { display: none; }
  .rfid-practice-flow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rfid-practice-step::after { display: none !important; }
}

@media (max-width: 575px) {
  .technology-main { padding-top: 70px; }
  .technology-section-nav { top: 70px; }
  .technology-section-nav-scroll { margin-inline: -12px; padding-inline: 12px; }
  .technology-intro { min-height: 230px; padding: 24px 0; }
  .technology-intro h1 { font-size: 31px; }
  .technology-intro-actions { align-items: stretch; flex-direction: column; }
  .technology-button { width: 100%; }
  .rfid-explained { padding: 32px 0; }
  .rfid-benefits { grid-template-columns: 1fr; }
  .rfid-signal-illustration { grid-template-columns: 1fr; gap: 28px; min-height: 420px; padding-top: 50px; }
  .rfid-radio-waves { height: 35px; transform: rotate(90deg); }
  .rfid-data-chip { bottom: 8px; }
  .rfid-process { padding: 32px 0 38px; }
  .rfid-process-flow { grid-template-columns: 1fr; }
  .rfid-process-stage { min-height: 190px; }
  .rfid-practice { padding: 32px 0 38px; }
  .rfid-practice-flow { grid-template-columns: 1fr; }
  .rfid-practice-visual { height: 190px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .rfid-process-stage,
  .rfid-stage-icon {
    transition: none;
  }

  .rfid-process-stage:hover,
  .rfid-process-stage:focus-visible,
  .rfid-process-stage.is-selected {
    transform: none;
  }
}