:root {
  --paper: #07111f;
  --surface: rgba(8, 16, 31, 0.76);
  --surface-strong: rgba(6, 12, 24, 0.96);
  --ink: #eef4ff;
  --muted: #96a6c3;
  --line: rgba(121, 162, 255, 0.16);
  --line-strong: rgba(70, 210, 255, 0.4);
  --teal: #46d2ff;
  --teal-deep: #2066ff;
  --copper: #8ea9ff;
  --copper-soft: rgba(142, 169, 255, 0.16);
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.34);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --pointer-x: 50vw;
  --pointer-y: 20vh;
}

* {
  box-sizing: border-box;
}

[v-cloak] {
  visibility: hidden;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: clip;
  color: var(--ink);
  font-family: "Segoe UI Variable", "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at var(--pointer-x) var(--pointer-y), rgba(70, 210, 255, 0.12), transparent 22%),
    radial-gradient(circle at 18% 10%, rgba(32, 102, 255, 0.22), transparent 26%),
    radial-gradient(circle at 86% 82%, rgba(82, 129, 255, 0.18), transparent 24%),
    linear-gradient(180deg, #040b15 0%, #081121 44%, #091426 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(83, 123, 214, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(83, 123, 214, 0.1) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.42), transparent 92%);
}

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
  border: 0;
  background: none;
  color: inherit;
}

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

.page-shell {
  position: relative;
  isolation: isolate;
}

.ambient {
  position: fixed;
  border-radius: 999px;
  filter: blur(18px);
  pointer-events: none;
  opacity: 0.6;
}

.ambient-one {
  top: 5%;
  right: -120px;
  width: 300px;
  height: 300px;
  background: rgba(70, 210, 255, 0.22);
  animation: drift 12s ease-in-out infinite;
}

.ambient-two {
  top: 42%;
  left: -140px;
  width: 340px;
  height: 340px;
  background: rgba(80, 121, 255, 0.18);
  animation: drift 14s ease-in-out infinite reverse;
}

.ambient-three {
  bottom: 2%;
  right: 10%;
  width: 260px;
  height: 260px;
  background: rgba(93, 142, 255, 0.16);
  animation: drift 16s ease-in-out infinite;
}

.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  padding: 16px 0;
  transition: padding 0.3s ease, background-color 0.3s ease, backdrop-filter 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled {
  padding: 10px 0;
  background: rgba(5, 12, 24, 0.82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 10px 34px rgba(0, 0, 0, 0.24);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(70, 210, 255, 1), rgba(32, 102, 255, 1));
  color: #07111f;
  font-weight: 800;
  letter-spacing: 0.08em;
  box-shadow: 0 16px 34px rgba(32, 102, 255, 0.28);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.brand-copy strong,
.section-title,
.hero-title,
.hero-panel h2,
.detail-panel h3,
.solution-panel h3,
.news-preview h3,
.about-card h3 {
  font-family: "Bahnschrift", "Segoe UI Semibold", "Microsoft YaHei UI", sans-serif;
}

.brand-copy strong {
  font-size: 1rem;
}

.brand-copy span {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.desktop-nav {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  flex: 1;
  min-width: 0;
  gap: 10px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(8, 16, 31, 0.74);
  backdrop-filter: blur(10px);
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
}

.desktop-nav::-webkit-scrollbar {
  display: none;
}

.nav-link {
  flex: none;
  position: relative;
  padding: 10px 14px;
  border-radius: 999px;
  font-size: 0.94rem;
  white-space: nowrap;
  color: var(--muted);
  transition: color 0.25s ease, background-color 0.25s ease, transform 0.25s ease;
}

.nav-link:hover {
  color: var(--ink);
  background: rgba(70, 210, 255, 0.08);
}

.nav-link.active {
  color: var(--ink);
  background: rgba(70, 210, 255, 0.16);
  box-shadow: inset 0 -2px 0 rgba(70, 210, 255, 0.72);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.solid-button,
.ghost-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.solid-button {
  color: #03101f;
  background: linear-gradient(135deg, var(--teal), var(--teal-deep));
  box-shadow: 0 16px 32px rgba(32, 102, 255, 0.28);
}

.ghost-button {
  border: 1px solid var(--line);
  background: rgba(11, 21, 39, 0.72);
  color: var(--ink);
}

.solid-button:hover,
.ghost-button:hover,
.site-map-card:hover,
.footer-link:hover {
  transform: translateY(-3px);
}

.menu-button {
  display: none;
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(11, 21, 39, 0.74);
}

.menu-button span {
  position: absolute;
  left: 13px;
  width: 20px;
  height: 2px;
  background: var(--ink);
  transition: transform 0.25s ease, top 0.25s ease;
}

.menu-button span:first-child {
  top: 18px;
}

.menu-button span:last-child {
  top: 27px;
}

.menu-button.active span:first-child {
  top: 23px;
  transform: rotate(45deg);
}

.menu-button.active span:last-child {
  top: 23px;
  transform: rotate(-45deg);
}

.mobile-nav {
  display: none;
}

.hero {
  padding: 18px 0 20px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  gap: 28px;
  align-items: stretch;
}

.hero-copy,
.hero-panel,
.detail-panel,
.solution-panel,
.architecture-board,
.case-shell,
.news-preview,
.about-board,
.news-tab,
.signal-card,
.support-card,
.product-card,
.tech-card,
.about-card,
.faq-item {
  border: 1px solid var(--line);
  background: var(--surface);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}

.hero-copy {
  position: relative;
  padding: 24px;
  border-radius: 34px;
}

.hero-copy::after {
  content: "";
  position: absolute;
  inset: 28px auto auto 42px;
  width: 52px;
  height: 1px;
  background: rgba(70, 210, 255, 0.42);
}

.section-eyebrow,
.panel-label,
.card-overline {
  margin: 0;
  color: var(--teal);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-title {
  margin: 18px 0 16px;
  max-width: 13em;
  font-size: clamp(1.9rem, 3.2vw, 2.7rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
}

.hero-text,
.section-intro,
.detail-lead {
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.85;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 30px;
}

.hero-tags,
.card-tags,
.deployment-tags,
.solution-flow,
.case-points,
.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-tags {
  margin-top: 24px;
}

.hero-tag,
.card-tags span,
.deployment-tags span,
.flow-chip,
.case-points span,
.about-tags span {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(12, 24, 44, 0.9);
  border: 1px solid var(--line);
  color: #bfd2f8;
}

.hero-panel {
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding: 22px;
  border-radius: 30px;
}

.hero-panel-top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.hero-panel h2 {
  margin: 10px 0 0;
  font-size: 1.18rem;
  line-height: 1.5;
}

.panel-badge {
  flex: none;
  height: fit-content;
  padding: 9px 12px;
  border-radius: 999px;
  background: rgba(142, 169, 255, 0.14);
  color: var(--copper);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.metric-card {
  padding: 18px;
  border-radius: 22px;
  background: rgba(11, 22, 40, 0.82);
  border: 1px solid var(--line);
}

.metric-card strong {
  display: block;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--ink);
}

.metric-card span {
  color: var(--muted);
  font-size: 0.9rem;
}

.hero-note {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid rgba(121, 162, 255, 0.12);
}

.hero-note span {
  color: var(--muted);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-map-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.site-map-card {
  text-align: left;
  padding: 18px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(10, 22, 42, 0.96), rgba(13, 31, 59, 0.84));
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.site-map-card strong,
.product-card h3,
.signal-card h3,
.tech-card h3,
.solution-point h4,
.news-card h4,
.support-card h3,
.about-card h3 {
  display: block;
  margin-bottom: 8px;
}

.site-map-card span,
.product-card p,
.signal-card p,
.tech-card p,
.solution-point p,
.news-card p,
.support-card p,
.about-card p,
.architecture-layer span,
.footer-meta span,
.footer-grid p {
  color: var(--muted);
  line-height: 1.75;
}

.signal-band {
  padding: 22px 0 10px;
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.signal-card {
  position: relative;
  padding: 28px 22px;
  border-radius: 26px;
}

.signal-index {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--copper-soft);
  color: var(--copper);
  letter-spacing: 0.08em;
}

.section {
  padding: 44px 0 56px;
}

.section + .section {
  margin-top: 0;
}

.soft-section {
  background: linear-gradient(180deg, rgba(31, 53, 96, 0.16), rgba(255, 255, 255, 0));
}

.warm-section {
  background: linear-gradient(180deg, rgba(70, 210, 255, 0.08), rgba(255, 255, 255, 0));
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: 24px;
  align-items: end;
  margin-bottom: 22px;
  padding-top: 8px;
}

.section-title {
  margin: 10px 0 0;
  font-size: clamp(2rem, 4vw, 3.15rem);
  line-height: 1.15;
}

.product-layout,
.tech-layout,
.news-layout,
.support-layout,
.about-layout {
  display: grid;
  gap: 24px;
}

.product-layout {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
  align-items: start;
}

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

.product-grid-full,
.solution-grid,
.case-grid,
.news-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.product-card,
.tech-card,
.support-card,
.about-card,
.news-tab {
  padding: 26px;
  border-radius: 24px;
  text-align: left;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.product-card.active,
.tab-button.active,
.news-tab.active,
.case-dot.active {
  border-color: var(--line-strong);
}

.product-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.product-card-top {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.product-detail {
  min-height: 108px;
}

.product-columns {
  margin-top: 0;
}

.product-deployment-panel {
  margin-top: 20px;
}

.detail-panel {
  padding: 32px;
  border-radius: 30px;
}

.detail-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 24px;
}

.detail-title {
  display: inline-block;
  margin-bottom: 14px;
  font-weight: 700;
}

.detail-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.85;
}

.deployment-block {
  margin-top: 28px;
}

.tab-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.tab-button {
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(10, 20, 38, 0.8);
  transition: transform 0.25s ease, background-color 0.25s ease, border-color 0.25s ease;
}

.tab-button:hover,
.news-tab:hover {
  background: rgba(70, 210, 255, 0.08);
  border-color: rgba(70, 210, 255, 0.24);
}

.tab-button.active {
  background: rgba(70, 210, 255, 0.16);
  color: var(--ink);
}

.solution-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  gap: 22px;
  margin-top: 28px;
  padding: 30px;
  border-radius: 30px;
}

.solution-card {
  margin-top: 0;
  align-items: start;
}

.solution-main {
  padding-right: 8px;
}

.solution-side {
  display: grid;
  gap: 16px;
}

.solution-point {
  padding: 20px 22px;
  border-radius: 22px;
  background: rgba(10, 21, 39, 0.88);
  border: 1px solid var(--line);
}

.tech-layout {
  grid-template-columns: minmax(300px, 390px) minmax(0, 1fr);
  align-items: start;
}

.architecture-board {
  padding: 22px;
  border-radius: 28px;
  display: grid;
  gap: 14px;
}

.architecture-layer {
  padding: 20px;
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(10, 24, 45, 0.94), rgba(15, 37, 68, 0.84));
  border: 1px solid var(--line);
}

.architecture-layer strong {
  display: block;
  margin-bottom: 8px;
}

.tech-card {
  min-height: 210px;
}

.case-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
  gap: 24px;
  padding: 30px;
  border-radius: 30px;
}

.case-card {
  grid-template-columns: 1fr;
  align-items: start;
}

.case-list {
  margin-top: 18px;
}

.case-side {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
}

.case-stage-grid {
  display: grid;
  gap: 14px;
}

.case-stage-card {
  padding: 18px 20px;
  border-radius: 20px;
  background: rgba(10, 21, 39, 0.86);
  border: 1px solid var(--line);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.case-stage-card strong {
  display: block;
  margin-bottom: 8px;
}

.case-stage-card span {
  color: var(--muted);
  line-height: 1.7;
}

.case-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.small-button {
  min-height: 42px;
  padding: 0 18px;
}

.case-dots {
  display: flex;
  gap: 10px;
}

.case-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: rgba(23, 32, 51, 0.18);
  transition: transform 0.25s ease, background-color 0.25s ease;
}

.case-dot.active {
  transform: scale(1.15);
  background: var(--teal);
}

.news-layout {
  grid-template-columns: minmax(280px, 340px) minmax(0, 1fr);
  align-items: start;
}

.news-section-card {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 28px;
}

.news-section-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
}

.news-tagline {
  flex: none;
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(13, 25, 46, 0.88);
  color: #bfd2f8;
  font-size: 0.85rem;
}

.news-list-wide {
  margin-top: 0;
}

.news-tabs {
  display: grid;
  gap: 16px;
}

.news-tab.active {
  background: linear-gradient(180deg, rgba(12, 29, 54, 0.96), rgba(10, 49, 80, 0.9));
}

.news-tab strong {
  display: block;
  margin-bottom: 6px;
}

.news-tab span {
  color: var(--muted);
}

.news-preview {
  padding: 32px;
  border-radius: 30px;
}

.news-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.news-card {
  padding: 22px;
  border-radius: 22px;
  background: rgba(11, 22, 40, 0.86);
  border: 1px solid var(--line);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.support-layout {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
  align-items: start;
}

.support-card,
.faq-item {
  border-radius: 24px;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  overflow: hidden;
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 24px;
  text-align: left;
}

.faq-trigger-static {
  cursor: default;
}

.faq-trigger span {
  font-weight: 700;
}

.faq-trigger strong {
  font-size: 1.2rem;
  color: var(--teal);
}

.faq-body {
  padding: 0 24px 22px;
}

.faq-body-static {
  display: block;
}

.faq-body p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.about-layout {
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  align-items: start;
}

.about-copy {
  padding-top: 14px;
}

.about-board {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding: 18px;
  border-radius: 30px;
}

.about-board .about-card {
  background: rgba(10, 21, 39, 0.84);
}

.site-footer {
  padding: 28px 0 40px;
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 0.9fr;
  gap: 20px;
  align-items: start;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-link {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(10, 20, 38, 0.8);
  border: 1px solid var(--line);
  transition: transform 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}

.footer-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.reveal {
  opacity: 1;
  transform: none;
  transition: none;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.visible {
  opacity: 1;
  transform: none;
}

.mobile-nav-enter-active,
.mobile-nav-leave-active {
  transition: all 0.25s ease;
}

.mobile-nav-enter-from,
.mobile-nav-leave-to {
  opacity: 0;
  transform: translateY(-10px);
}

@keyframes drift {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(12px, -18px, 0) scale(1.06);
  }
}

/* Visual refresh: fewer rounded surfaces, clearer hierarchy, sticky enterprise header. */
.section-anchor {
  scroll-margin-top: 112px;
}

.site-header {
  padding: 8px 0;
}

.site-header.scrolled {
  padding: 8px 0;
  background: rgba(4, 10, 20, 0.74);
}

.header-inner {
  padding: 8px 12px;
  border: 1px solid rgba(121, 162, 255, 0.2);
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(8, 18, 34, 0.88), rgba(6, 13, 25, 0.78));
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.22);
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 12px;
}

.desktop-nav {
  justify-content: center;
  gap: 4px;
  padding: 0 8px;
  border: 0;
  border-radius: 0;
  background: transparent;
  backdrop-filter: none;
}

.nav-link {
  padding: 10px 12px;
  border-radius: 10px;
}

.nav-link:hover {
  background: rgba(70, 210, 255, 0.08);
  box-shadow: none;
}

.nav-link.active {
  background: rgba(70, 210, 255, 0.14);
  box-shadow: inset 0 -2px 0 rgba(70, 210, 255, 0.78);
}

.solid-button,
.ghost-button {
  border-radius: 12px;
}

.hero {
  padding: 58px 0 44px;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.04fr) minmax(360px, 0.96fr);
  gap: 22px;
}

.hero-copy,
.hero-panel,
.detail-panel,
.solution-panel,
.architecture-board,
.case-shell,
.news-preview,
.about-board,
.news-tab,
.signal-card,
.support-card,
.product-card,
.tech-card,
.about-card,
.faq-item {
  border-radius: 18px;
  box-shadow: 0 22px 58px rgba(0, 0, 0, 0.22);
}

.hero-copy {
  padding: 46px;
  background:
    linear-gradient(135deg, rgba(9, 22, 42, 0.92), rgba(7, 15, 30, 0.76)),
    radial-gradient(circle at 14% 18%, rgba(70, 210, 255, 0.16), transparent 32%);
}

.hero-copy::after {
  top: 34px;
  left: 46px;
  width: 64px;
  height: 1px;
}

.hero-title {
  max-width: 12em;
}

.hero-text {
  max-width: 42rem;
}

.hero-panel {
  padding: 30px;
  gap: 20px;
  background:
    linear-gradient(180deg, rgba(8, 18, 34, 0.88), rgba(7, 15, 28, 0.72));
}

.panel-badge,
.signal-index,
.news-tagline,
.hero-tag,
.card-tags span,
.deployment-tags span,
.flow-chip,
.case-points span,
.about-tags span {
  border-radius: 10px;
}

.metric-card,
.site-map-card,
.solution-point,
.architecture-layer,
.case-stage-card,
.news-card,
.menu-button,
.footer-link {
  border-radius: 12px;
}

.priority-rail {
  display: grid;
  gap: 12px;
}

.priority-card {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 20px;
  border-radius: 20px;
  background: rgba(10, 21, 39, 0.84);
  border: 1px solid var(--line);
}

.priority-card strong {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
}

.priority-card span {
  color: var(--muted);
  line-height: 1.7;
}

.priority-card .priority-label {
  align-self: start;
}

.priority-card {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 16px;
  padding: 18px;
  border: 1px solid var(--line);
  border-left: 2px solid rgba(70, 210, 255, 0.72);
  border-radius: 12px;
  background: rgba(9, 20, 38, 0.82);
}

.priority-card strong,
.priority-card span {
  display: block;
}

.priority-card strong {
  margin-bottom: 8px;
  font-size: 1rem;
  font-weight: 700;
}

.priority-card span {
  color: var(--muted);
  line-height: 1.72;
}

.priority-card .priority-label {
  color: var(--teal);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.metric-card {
  padding: 16px;
  background: rgba(9, 20, 38, 0.74);
}

.signal-band {
  padding: 26px 0 0;
}

.signal-card {
  padding: 24px 20px;
  background: rgba(8, 17, 32, 0.68);
}

.section {
  padding: 28px 0 40px;
}

.section-head {
  gap: 28px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(121, 162, 255, 0.12);
}

.section-title {
  font-size: clamp(1.65rem, 2.8vw, 2.35rem);
  line-height: 1.22;
}

.product-grid-full,
.solution-grid,
.news-grid {
  gap: 16px;
}

.product-card,
.tech-card,
.support-card,
.about-card,
.news-preview {
  padding: 16px;
}

.product-card {
  border-left: 2px solid rgba(70, 210, 255, 0.45);
}

.product-detail {
  min-height: 0;
}

.detail-columns {
  gap: 18px;
  padding-top: 18px;
  border-top: 1px solid rgba(121, 162, 255, 0.12);
}

.detail-panel {
  padding: 20px;
}

.solution-panel {
  grid-template-columns: 1fr;
  gap: 18px;
  padding: 24px;
  margin-top: 0;
}

.solution-side {
  gap: 10px;
}

.solution-point {
  padding: 14px 0 0;
  border: 0;
  border-top: 1px solid rgba(121, 162, 255, 0.12);
  background: transparent;
}

.solution-point h4,
.news-card h4 {
  margin-top: 0;
}

.architecture-board {
  padding: 18px;
}

.architecture-layer {
  padding: 18px;
}

.case-grid {
  grid-template-columns: 1fr;
  gap: 18px;
}

.case-card {
  grid-template-columns: minmax(0, 0.95fr) minmax(300px, 0.7fr);
  padding: 26px;
}

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

.case-stage-card {
  padding: 16px;
}

.news-list {
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 0;
}

.news-card {
  padding: 14px 0 0;
  border: 0;
  border-top: 1px solid rgba(121, 162, 255, 0.12);
  background: transparent;
}

.support-layout {
  gap: 18px;
}

.faq-trigger {
  padding: 20px 22px;
}

.faq-body {
  padding: 0 22px 20px;
}

.about-board {
  grid-template-columns: 1fr;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}

.site-footer {
  background: rgba(4, 10, 20, 0.4);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 1100px) {
  .desktop-nav,
  .desktop-only {
    display: none;
  }

  .menu-button,
  .mobile-nav {
    display: block;
  }

  .mobile-nav {
    width: min(1180px, calc(100% - 40px));
    margin: 12px auto 0;
    padding: 16px;
    border-radius: 24px;
    border: 1px solid var(--line);
    background: rgba(7, 14, 28, 0.94);
    backdrop-filter: blur(14px);
  }

  .mobile-link {
    display: block;
    padding: 12px 8px;
    border-bottom: 1px solid rgba(23, 32, 51, 0.06);
  }

  .mobile-link:last-of-type {
    border-bottom: 0;
  }

}

@media (max-width: 980px) {
  .hero-grid,
  .tech-layout,
  .support-layout,
  .about-layout,
  .footer-grid,
  .section-head {
    grid-template-columns: 1fr;
  }

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

  .solution-grid,
  .case-grid,
  .news-grid,
  .news-list,
  .product-grid,
  .tech-grid,
  .support-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .solution-panel,
  .case-shell,
  .news-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 54px;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(100% - 24px, 1180px);
  }

  .hero-copy,
  .hero-panel,
  .detail-panel,
  .solution-panel,
  .news-preview,
  .case-shell {
    padding: 24px;
  }

  .section {
    padding: 82px 0;
  }

  .hero-title {
    font-size: 1.92rem;
  }

  .hero-actions,
  .case-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .metric-strip,
  .site-map-grid,
  .signal-grid,
  .product-grid,
  .product-grid-full,
  .solution-grid,
  .case-grid,
  .news-grid,
  .tech-grid,
  .support-steps,
  .news-list,
  .about-board,
  .detail-columns {
    grid-template-columns: 1fr;
  }

  .news-section-head {
    flex-direction: column;
  }

}

@media (max-width: 1100px) {
  .mobile-nav {
    border-radius: 16px;
  }
}

@media (max-width: 980px) {
  .header-inner {
    border-radius: 16px;
  }

  .hero-grid,
  .case-card {
    grid-template-columns: 1fr;
  }

  .case-grid,
  .news-list,
  .about-board {
    grid-template-columns: 1fr;
  }

  .case-stage-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-header {
    padding: 10px 0;
  }

  .brand-copy span {
    display: none;
  }

  .hero-copy,
  .hero-panel,
  .detail-panel,
  .solution-panel,
  .news-preview,
  .case-shell {
    padding: 22px;
  }

  .priority-card {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .section-head {
    padding-bottom: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto;
    animation-duration: 0.01ms;
    animation-iteration-count: 1;
    transition-duration: 0.01ms;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* 清晰分区：保留科技色调，但把模块边界拉直。 */
body::before {
  display: none;
}

.ambient {
  opacity: 0.18;
  filter: blur(34px);
}

.section {
  border-top: 1px solid rgba(121, 162, 255, 0.12);
}

.signal-band + .section {
  border-top: 0;
}

.section-head {
  gap: 24px;
  margin-bottom: 28px;
  padding-bottom: 22px;
  border-bottom: 1px solid rgba(121, 162, 255, 0.12);
}

.section-head > div {
  position: relative;
  padding-left: 16px;
}

.section-head > div::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(70, 210, 255, 0.96), rgba(32, 102, 255, 0.72));
}

.signal-band {
  padding: 18px 0 16px;
  border-top: 1px solid rgba(121, 162, 255, 0.12);
  border-bottom: 1px solid rgba(121, 162, 255, 0.12);
  background: linear-gradient(180deg, rgba(31, 53, 96, 0.12), rgba(255, 255, 255, 0));
}

.signal-band .section-head {
  margin-bottom: 16px;
}

@media (max-width: 980px) {
  .signal-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .signal-grid {
    grid-template-columns: 1fr;
  }

  .section-head {
    gap: 18px;
    margin-bottom: 22px;
    padding-bottom: 18px;
  }

  .priority-card {
    grid-template-columns: 1fr;
  }
}