/* NR Gateway 450 — colleague-style product page; scoped under .g450
   相对原稿尺寸放大 120%，适配 100% 系统缩放下的观感 */
.g450 {
  --brand: #237fa3;
  --brand-dark: #155f7d;
  --aqua: #1be3e5;
  --ink: #000033;
  --text: #526675;
  --muted: #83939e;
  --pale: #ebf2f6;
  --pale-2: #f7fafc;
  --line: #d9e5eb;
  --white: #fff;
  --black: #050505;
  --container: 1344px;
  color: var(--ink);
  background: var(--white);
  font-family: "PingFang SC", "Microsoft YaHei", "Microsoft YaHei UI", Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.g450 *,
.g450 *::before,
.g450 *::after { box-sizing: border-box; }

.g450 img { display: block; max-width: 100%; }
.g450 a { color: inherit; text-decoration: none; }

body.page-gateway450 { scroll-behavior: smooth; scroll-padding-top: 96px; }
body.page-gateway450 .hadheight { display: block; height: 0; }
body.page-gateway450 footer.fotbox {
  border-top: 1.2px solid #c5d5de;
}

.g450 .container {
  width: min(calc(100% - 57.6px), var(--container));
  margin-inline: auto;
}

.g450 .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14.4px;
  min-height: 52.8px;
  padding: 0 28.8px;
  border: 1.2px solid transparent;
  border-radius: 7.2px;
  font-size: 16.8px;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease;
}

.g450 .button--dark { color: var(--white); background: var(--black); }
.g450 .button--outline {
  color: var(--brand);
  background: rgba(255, 255, 255, .78);
  border-color: var(--brand);
}
.g450 .button:hover { transform: translateY(-2.4px); box-shadow: 0 14.4px 28.8px rgba(21, 68, 88, .14); }

.g450 .dot {
  width: 9.6px;
  height: 9.6px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--aqua);
}

.g450 .eyebrow {
  display: inline-flex;
  flex-direction: column;
  gap: 10.8px;
  color: var(--brand);
  font-family: Arial, sans-serif;
  font-size: 13.2px;
  text-transform: uppercase;
}
.g450 .eyebrow::after {
  content: "";
  width: 50.4px;
  height: 4.8px;
  border-radius: 118.8px;
  background: var(--aqua);
}

.g450 .hero {
  position: relative;
  min-height: 912px;
  padding: 172.8px 0 93.6px;
  overflow: hidden;
  background:
    radial-gradient(circle at 91% 19%, rgba(27, 227, 229, .22) 0 134.4px, transparent 135.6px),
    linear-gradient(132deg, var(--pale) 0 62%, #e4eef3 62% 100%);
}
.g450 .hero::before {
  content: "";
  position: absolute;
  inset: 84px 0 0 47%;
  opacity: .42;
  background-image:
    linear-gradient(rgba(35, 127, 163, .19) 1.2px, transparent 1.2px),
    linear-gradient(90deg, rgba(35, 127, 163, .19) 1.2px, transparent 1.2px);
  background-size: 84px 76.8px;
  mask-image: linear-gradient(90deg, transparent, #000 20%);
  pointer-events: none;
}

.g450 .hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(492px, .9fr) minmax(624px, 1.1fr);
  align-items: center;
  gap: 57.6px;
}

.g450 .hero h1 {
  margin: 28.8px 0 19.2px;
  font-size: clamp(48px, 5.5vw, 76.8px);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -.04em;
}
.g450 .hero h1 .model {
  display: block;
  margin-top: 12px;
  font-size: .52em;
  letter-spacing: -.02em;
  color: var(--brand-dark);
}
.g450 .hero-lead { margin: 0 0 14.4px; font-size: 25.2px; font-weight: 600; }
.g450 .hero-copy { max-width: 624px; margin: 0; color: var(--text); font-size: 18px; }
.g450 .hero-actions { display: flex; flex-wrap: wrap; gap: 16.8px; margin-top: 38.4px; }

.g450 .metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 19.2px;
  margin-top: 50.4px;
}
.g450 .metric { padding-left: 16.8px; border-left: 1.2px solid rgba(35, 127, 163, .45); }
.g450 .metric strong,
.g450 .metric span { display: block; }
.g450 .metric strong { font-size: 19.2px; }
.g450 .metric span {
  margin-top: 2.4px;
  color: var(--muted);
  font: 12px/1.5 Arial, sans-serif;
  white-space: nowrap;
}

.g450 .hero-visual { position: relative; min-height: 552px; }
.g450 .device-card {
  position: relative;
  margin: 0;
  padding: 21.6px;
  border-radius: 21.6px;
  background: var(--white);
  border: 1.2px solid rgba(214, 228, 235, .95);
  box-shadow: 0 36px 90px rgba(16, 55, 74, .14);
}
.g450 .device-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: contain;
  object-position: center;
  background: #fff;
  border-radius: 12px;
}
.g450 .device-card figcaption {
  display: flex;
  justify-content: space-between;
  gap: 14.4px;
  padding: 16.8px 4.8px 2.4px;
  color: var(--muted);
  font-size: 14.4px;
}
.g450 .device-card figcaption strong { color: var(--ink); font-size: 16.8px; }
.g450 .device-card figcaption span { color: var(--brand); font: 13.2px/1.4 Arial, sans-serif; letter-spacing: .06em; }

.g450 .section { padding: 110.4px 0; }
.g450 .section--pale { background: var(--pale); }
.g450 .section-heading { max-width: 984px; margin-bottom: 43.2px; }
.g450 .section-heading--full { max-width: none; width: 100%; }
.g450 .section-heading h2 {
  margin: 28.8px 0 16.8px;
  font-size: clamp(40.8px, 4.8vw, 57.6px);
  font-weight: 600;
  line-height: 1.16;
  letter-spacing: -.035em;
}
.g450 .section-heading p { margin: 0; color: var(--text); font-size: 19.2px; }

.g450 .compare-stage {
  overflow: hidden;
  border: 1.2px solid rgba(214, 228, 235, .95);
  border-radius: 16.8px;
  background: #050505;
  box-shadow: 0 16.8px 40.8px rgba(42, 81, 99, .08);
}
.g450 .compare-stage .nr-img-preview,
.g450 .compare-stage img {
  width: 100%;
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
  background: #050505;
}

.g450 .capability-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 21.6px;
}
.g450 .capability-card {
  min-height: 264px;
  padding: 33.6px 33.6px 28.8px;
  border: 1.2px solid rgba(214, 228, 235, .9);
  border-radius: 16.8px;
  background: var(--white);
  box-shadow: 0 14.4px 36px rgba(42, 81, 99, .07);
  transition: transform .28s ease, box-shadow .28s ease;
}
.g450 .capability-card:hover {
  transform: translateY(-7.2px);
  box-shadow: 0 26.4px 52.8px rgba(42, 81, 99, .12);
}
.g450 .capability-card--tint {
  border-color: #c9e2eb;
  background: linear-gradient(145deg, #f4fafc, #e8f3f7);
}
.g450 .capability-index {
  display: inline-flex;
  align-items: center;
  gap: 14.4px;
  color: var(--brand);
  font: 700 13.2px/1 Arial, sans-serif;
  letter-spacing: .1em;
}
.g450 .capability-index::after {
  content: "";
  width: 43.2px;
  height: 3.6px;
  border-radius: 118.8px;
  background: var(--aqua);
}
.g450 .capability-card h3 { margin: 24px 0 12px; font-size: 26.4px; }
.g450 .capability-card p { margin: 0; color: var(--text); font-size: 16.8px; }
.g450 .capability-tags { display: flex; flex-wrap: wrap; gap: 9.6px; margin-top: 21.6px; }
.g450 .capability-tags span {
  padding: 7.2px 10.8px;
  border: 1.2px solid var(--line);
  border-radius: 6px;
  color: var(--brand-dark);
  background: var(--pale);
  font-size: 13.2px;
}

.g450 .arch-layout {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 57.6px;
  align-items: center;
}
.g450 .arch-copy h2 {
  margin: 28.8px 0 19.2px;
  font-size: clamp(40.8px, 4.6vw, 55.2px);
  line-height: 1.14;
  letter-spacing: -.035em;
  font-weight: 600;
}
.g450 .arch-copy p { margin: 0; color: var(--text); font-size: 18px; }
.g450 .arch-points {
  display: grid;
  gap: 0;
  margin: 33.6px 0 0;
  padding: 0;
  border-top: 1.2px solid rgba(35, 127, 163, .22);
  list-style: none;
}
.g450 .arch-points li {
  display: grid;
  grid-template-columns: 50.4px 1fr;
  gap: 4.8px;
  padding: 15.6px 0;
  border-bottom: 1.2px solid rgba(35, 127, 163, .22);
}
.g450 .arch-points span { color: var(--brand); font: 700 12px/1.8 Arial, sans-serif; }
.g450 .arch-points strong { font-size: 16.8px; font-weight: 600; }
.g450 .arch-figure {
  margin: 0;
  padding: 12px;
  border-radius: 19.2px;
  background: #061b2d;
  box-shadow: 0 28.8px 64.8px rgba(42, 81, 99, .14);
}
.g450 .arch-figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  background: #050505;
  border-radius: 12px;
}
.g450 .arch-figure figcaption {
  padding: 14.4px 9.6px 4.8px;
  color: rgba(255, 255, 255, .7);
  font-size: 14.4px;
}

.g450 .config-layout {
  display: grid;
  grid-template-columns: minmax(0, 672px) minmax(336px, 1fr);
  gap: 50.4px;
  align-items: center;
}
.g450 .config-copy h2 {
  margin: 28.8px 0 16.8px;
  font-size: clamp(38.4px, 4.3vw, 52.8px);
  line-height: 1.16;
  font-weight: 600;
}
.g450 .config-copy p { margin: 0; color: var(--text); font-size: 18px; }
.g450 .config-list {
  margin: 26.4px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14.4px;
}
.g450 .config-list li {
  display: grid;
  grid-template-columns: 12px 1fr;
  gap: 14.4px;
  color: var(--ink);
  font-size: 16.8px;
}
.g450 .config-list li::before {
  content: "";
  width: 9.6px;
  height: 9.6px;
  margin-top: 8.4px;
  border-radius: 50%;
  background: var(--aqua);
}
.g450 .config-visual {
  width: 100%;
  max-width: 672px;
  margin: 0;
  overflow: hidden;
  border: 1.2px solid var(--line);
  border-radius: 16.8px;
  background: var(--white);
  box-shadow: 0 21.6px 48px rgba(42, 81, 99, .1);
}
.g450 .config-visual .nr-img-preview,
.g450 .config-visual img {
  width: 100%;
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
  object-position: center;
}

.g450 .spec-table {
  width: 100%;
  border-collapse: collapse;
  border: 1.2px solid #c5d5de;
  background: var(--white);
}
.g450 .spec-table th,
.g450 .spec-table td {
  padding: 19.2px 21.6px;
  border: 1.2px solid #c5d5de;
  text-align: left;
  vertical-align: top;
  font-size: 16.8px;
}
.g450 .spec-table th {
  width: 28%;
  color: var(--brand-dark);
  background: var(--pale-2);
  font-weight: 600;
}
.g450 .spec-table td { color: var(--text); }

.g450 .apps-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16.8px;
}
.g450 .app-card {
  padding: 26.4px 24px;
  border: 1.2px solid var(--line);
  border-radius: 12px;
  background: var(--white);
}
.g450 .app-card small {
  display: block;
  color: var(--brand);
  font: 700 12px/1 Arial, sans-serif;
  letter-spacing: .09em;
}
.g450 .app-card strong { display: block; margin: 12px 0 9.6px; font-size: 19.2px; }
.g450 .app-card p { margin: 0; color: var(--text); font-size: 15.6px; }

.g450 .contact-section {
  position: relative;
  overflow: hidden;
  padding: 115.2px 0;
  color: var(--white);
  background: #062a3c;
}
.g450 .contact-section::before,
.g450 .contact-section::after {
  content: "";
  position: absolute;
  border: 1.2px solid rgba(27, 227, 229, .24);
  border-radius: 50%;
}
.g450 .contact-section::before { width: 504px; height: 504px; right: -144px; top: -228px; }
.g450 .contact-section::after { width: 372px; height: 372px; right: -78px; top: -162px; }
.g450 .contact-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 64.8px;
}
.g450 .contact-copy .eyebrow { color: #83dcf0; }
.g450 .contact-copy h2 { margin: 28.8px 0 16.8px; font-size: clamp(40.8px, 4.8vw, 57.6px); }
.g450 .contact-copy > p { max-width: 864px; margin: 0; color: rgba(255, 255, 255, .72); }
.g450 .contact-tags { display: flex; flex-wrap: wrap; gap: 10.8px; margin-top: 28.8px; }
.g450 .contact-tags span {
  padding: 8.4px 13.2px;
  border: 1.2px solid rgba(255, 255, 255, .16);
  border-radius: 7.2px;
  color: rgba(255, 255, 255, .84);
  background: rgba(255, 255, 255, .055);
  font-size: 14.4px;
}
.g450 .contact-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14.4px 33.6px;
  margin-top: 33.6px;
}
.g450 .contact-actions .button { background: var(--white); color: var(--ink); }
.g450 .contact-link { color: rgba(255, 255, 255, .88); font-size: 16.8px; }
.g450 .qr-card {
  width: 196.8px;
  padding: 18px;
  border-radius: 13.2px;
  color: var(--ink);
  background: var(--white);
  text-align: center;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .18);
}
.g450 .qr-card img { width: 160.8px; height: 160.8px; margin: auto; }
.g450 .qr-card span { display: block; margin-top: 9.6px; font-size: 14.4px; }

.g450 .reveal {
  opacity: 0;
  transform: translateY(31.2px);
  transition: opacity .7s ease, transform .7s ease;
}
.g450 .reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .g450 .reveal { opacity: 1; transform: none; }
}

@media (max-width: 1248px) {
  .g450 .hero-inner,
  .g450 .arch-layout,
  .g450 .config-layout { grid-template-columns: 1fr; }
  .g450 .hero-copy { max-width: 816px; }
  .g450 .hero-visual { min-height: auto; }
}

@media (max-width: 984px) {
  .g450 .container { width: min(calc(100% - 43.2px), var(--container)); }
  .g450 .hero { padding-top: 146.4px; }
  .g450 .hero h1 { font-size: 52.8px; }
  .g450 .metrics { max-width: 624px; }
  .g450 .capability-grid,
  .g450 .apps-grid { grid-template-columns: 1fr; }
  .g450 .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 672px) {
  .g450 .hero { min-height: auto; padding-bottom: 62.4px; }
  .g450 .hero h1 { font-size: 43.2px; }
  .g450 .hero-lead { font-size: 21.6px; }
  .g450 .hero-actions { flex-direction: column; }
  .g450 .button { width: 100%; }
  .g450 .metrics { grid-template-columns: 1fr; max-width: 312px; }
  .g450 .section, .g450 .contact-section { padding: 91.2px 0; }
  .g450 .spec-table th,
  .g450 .spec-table td { padding: 14.4px; font-size: 15.6px; }
  .g450 .spec-table th { width: 36%; }
  .g450 .contact-actions { flex-direction: column; align-items: flex-start; }
}