:root {
  --bg: #fff8f4;
  --bg-soft: #ffffff;
  --ink: #0f1724;
  --muted: #334155;
  --line: rgba(15, 23, 36, 0.14);
  --brand: #099dfd;
  --coral: #ff5a3c;
  --sun: #ffb020;
  --mint: #18d4a5;
  --violet: #7b5cff;
  --pink: #ff4f9a;
  --cyan: #22c4ff;
  --navy: #0b1524;
  --shell: min(1160px, calc(100% - 2.5rem));
  --radius: 16px;
  --radius-lg: 20px;
  --font-display: "Outfit", "Noto Sans SC", sans-serif;
  --font-body: "Noto Sans SC", "Outfit", sans-serif;
  --font-mono: "Space Grotesk", ui-monospace, monospace;
  --shadow: 0 10px 30px rgba(26, 36, 51, 0.06);
  --shadow-lg: 0 20px 48px rgba(26, 36, 51, 0.1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16.5px;
  font-weight: 500;
  line-height: 1.75;
  background:
    radial-gradient(980px 520px at 6% -6%, rgba(34, 196, 255, 0.18), transparent 55%),
    radial-gradient(860px 460px at 96% 2%, rgba(255, 90, 60, 0.14), transparent 52%),
    radial-gradient(740px 420px at 48% 35%, rgba(255, 176, 32, 0.1), transparent 55%),
    radial-gradient(780px 420px at 82% 92%, rgba(24, 212, 165, 0.12), transparent 55%),
    linear-gradient(180deg, #fff9f5 0%, #fff4ec 45%, #f3fbff 100%);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

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

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.blob {
  pointer-events: none;
  position: fixed;
  z-index: 0;
  border-radius: 50%;
  filter: blur(46px);
  opacity: 0.42;
  animation: floaty 14s ease-in-out infinite alternate;
}

.blob-a {
  width: 340px;
  height: 300px;
  top: 12%;
  left: -80px;
  background: rgba(34, 196, 255, 0.55);
}

.blob-b {
  width: 360px;
  height: 340px;
  top: 50%;
  right: -100px;
  background: rgba(255, 90, 60, 0.4);
  animation-duration: 18s;
}

.blob-c {
  width: 260px;
  height: 260px;
  bottom: 8%;
  left: 36%;
  background: rgba(255, 79, 154, 0.32);
  animation-duration: 12s;
}

.site-header,
main,
.site-footer,
.wechat-float,
.wechat-modal {
  position: relative;
  z-index: 1;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

.brand-logo {
  display: block;
  height: 36px;
  width: auto;
  max-width: min(320px, 72vw);
}

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 10px;
  background: conic-gradient(from 200deg, var(--coral), var(--sun), var(--mint), var(--cyan), var(--violet), var(--coral));
  box-shadow: 0 8px 18px rgba(255, 90, 60, 0.28);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-text strong {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--navy);
}

.brand-text em {
  font-style: normal;
  font-size: 0.7rem;
  color: var(--muted);
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.nav a {
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 600;
  white-space: nowrap;
  transition: color 0.2s ease;
}

.nav a:hover {
  color: var(--coral);
}

.nav-cta,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 42px;
  padding: 0.5rem 1.15rem;
  border-radius: 999px;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.nav-cta {
  background: linear-gradient(135deg, #ff7a45, var(--coral) 50%, var(--pink));
  color: #fff;
  font-size: 0.86rem;
  font-weight: 700;
  box-shadow: 0 10px 22px rgba(255, 90, 60, 0.3);
}

.nav-cta:hover {
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  place-items: center;
  gap: 6px;
  flex-direction: column;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Hero */
.hero {
  position: relative;
  min-height: min(88vh, 820px);
  display: grid;
  align-items: end;
  padding: 5.25rem 0 4.25rem;
  overflow: hidden;
}

.hero-plane {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 72% center;
  transform: scale(1.02);
  animation: slowZoom 18s ease-in-out infinite alternate;
}

.hero-wash {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255, 248, 244, 0.94) 0%, rgba(255, 248, 244, 0.78) 34%, rgba(255, 248, 244, 0.28) 64%, rgba(255, 248, 244, 0.08) 100%),
    linear-gradient(180deg, rgba(255, 248, 244, 0.2) 0%, transparent 35%, rgba(255, 248, 244, 0.9) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
  animation: riseIn 0.9s ease both;
}

.brand-hero {
  margin: 0 0 0.8rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--navy);
  background: linear-gradient(110deg, #e03d22 0%, #d99200 28%, #0ea57c 55%, #0891c7 78%, #5b3fd6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero h1 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--navy);
}

.hero-lead {
  margin: 0 0 1.75rem;
  color: var(--muted);
  font-size: 1.08rem;
  font-weight: 500;
  max-width: 34em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan), var(--brand) 45%, var(--mint));
  color: #04263a;
  font-weight: 700;
  box-shadow: 0 12px 28px rgba(9, 157, 253, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
}

.btn-ghost {
  border: 1px solid rgba(26, 36, 51, 0.12);
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink);
  backdrop-filter: blur(8px);
}

.btn-ghost:hover {
  border-color: var(--coral);
  color: var(--coral);
  background: #fff;
}

.btn-wechat {
  background: linear-gradient(135deg, #2ad06f, #12b85a);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(7, 193, 96, 0.28);
}

.btn-wechat:hover {
  transform: translateY(-1px);
}

@keyframes slowZoom {
  from { transform: scale(1.02); }
  to { transform: scale(1.08); }
}

@keyframes floaty {
  from { transform: translate(0, 0); }
  to { transform: translate(16px, -20px); }
}

@keyframes riseIn {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}

/* Sections */
.section {
  padding: 5rem 0;
}

.section.capabilities {
  background:
    radial-gradient(700px 280px at 10% 0%, rgba(34, 196, 255, 0.14), transparent 60%),
    #fff;
}

.section.pipeline {
  background:
    radial-gradient(700px 280px at 90% 0%, rgba(255, 176, 32, 0.16), transparent 60%),
    #fff8ef;
}

.section.mesh {
  background:
    radial-gradient(700px 280px at 20% 100%, rgba(123, 92, 255, 0.12), transparent 60%),
    #f7f4ff;
}

.section.chips {
  background:
    radial-gradient(700px 280px at 80% 20%, rgba(24, 212, 165, 0.14), transparent 60%),
    #fff;
}

.section.scenes {
  background:
    radial-gradient(700px 280px at 15% 0%, rgba(255, 90, 60, 0.12), transparent 60%),
    #fff5f2;
}

.section.meeting {
  background:
    radial-gradient(700px 280px at 85% 0%, rgba(34, 196, 255, 0.16), transparent 60%),
    #f2faff;
}

.section-head {
  max-width: 40rem;
  margin-bottom: 2.25rem;
}

.section-head.center {
  margin-inline: auto;
  text-align: center;
}

.eyebrow {
  margin: 0 0 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 700;
  background: linear-gradient(90deg, var(--coral), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.section-head h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 2.8vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--navy);
}

.section-desc {
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
  font-weight: 500;
  line-height: 1.75;
}

.split {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

.split.reverse {
  grid-template-columns: 1fr 1.05fr;
}

.section-visual {
  border-radius: calc(var(--radius-lg) + 4px);
  overflow: hidden;
  box-shadow:
    0 18px 40px rgba(255, 90, 60, 0.12),
    0 10px 24px rgba(9, 157, 253, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.85);
}

.section-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 280px;
  transition: transform 0.7s ease;
}

.section-visual:hover img {
  transform: scale(1.03);
}

/* Chips */
.chip-groups {
  display: grid;
  gap: 1rem;
}

.chip-group {
  padding: 1.25rem 1.3rem 1.4rem;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.chip-group.hisi {
  background: linear-gradient(145deg, rgba(34, 196, 255, 0.18), #fff 60%);
  border-color: rgba(34, 196, 255, 0.22);
}

.chip-group.rock {
  background: linear-gradient(145deg, rgba(255, 90, 60, 0.14), #fff 60%);
  border-color: rgba(255, 90, 60, 0.2);
}

.chip-vendor {
  display: block;
  margin-bottom: 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--violet);
  font-weight: 700;
}

.chip-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chip-list li {
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  background: #fff;
  border: 1px solid rgba(34, 196, 255, 0.28);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  box-shadow: 0 4px 12px rgba(34, 196, 255, 0.1);
}

.rock .chip-list li {
  border-color: rgba(255, 90, 60, 0.28);
  box-shadow: 0 4px 12px rgba(255, 90, 60, 0.1);
}

/* Endpoints */
.endpoint-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.85rem;
}

.endpoint {
  padding: 1.3rem 1.05rem 1.4rem;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.endpoint:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.endpoint.c1 { border-top: 4px solid var(--cyan); }
.endpoint.c2 { border-top: 4px solid var(--sun); }
.endpoint.c3 { border-top: 4px solid var(--mint); }
.endpoint.c4 { border-top: 4px solid var(--coral); }
.endpoint.c5 { border-top: 4px solid var(--violet); }

.endpoint-tag {
  display: inline-block;
  margin-bottom: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink);
  letter-spacing: 0.04em;
}

.endpoint h3 {
  margin: 0 0 0.45rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--ink);
}

.endpoint p {
  margin: 0;
  color: var(--ink);
  font-size: 0.9rem;
}

/* Capabilities */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.cap {
  padding: 1.35rem 1.25rem 1.4rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  transition: transform 0.2s ease;
}

.cap:hover {
  transform: translateY(-3px);
}

.cap:nth-child(1) { background: linear-gradient(160deg, rgba(34, 196, 255, 0.2), #fff 58%); }
.cap:nth-child(2) { background: linear-gradient(160deg, rgba(255, 176, 32, 0.22), #fff 58%); }
.cap:nth-child(3) { background: linear-gradient(160deg, rgba(24, 212, 165, 0.2), #fff 58%); }
.cap:nth-child(4) { background: linear-gradient(160deg, rgba(255, 90, 60, 0.16), #fff 58%); }
.cap:nth-child(5) { background: linear-gradient(160deg, rgba(123, 92, 255, 0.16), #fff 58%); }
.cap:nth-child(6) { background: linear-gradient(160deg, rgba(255, 79, 154, 0.14), #fff 58%); }

.cap h3 {
  margin: 0 0 0.45rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--ink);
}

.cap p {
  margin: 0;
  color: var(--ink);
  font-size: 0.95rem;
}

/* Pipeline */
.pipe {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.pipe li {
  padding: 1.35rem 1.2rem 1.4rem;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.pipe li:nth-child(1) {
  background: linear-gradient(180deg, rgba(34, 196, 255, 0.24), #fff 62%);
  border-color: rgba(34, 196, 255, 0.25);
}
.pipe li:nth-child(2) {
  background: linear-gradient(180deg, rgba(255, 176, 32, 0.26), #fff 62%);
  border-color: rgba(255, 176, 32, 0.28);
}
.pipe li:nth-child(3) {
  background: linear-gradient(180deg, rgba(255, 90, 60, 0.18), #fff 62%);
  border-color: rgba(255, 90, 60, 0.22);
}
.pipe li:nth-child(4) {
  background: linear-gradient(180deg, rgba(24, 212, 165, 0.22), #fff 62%);
  border-color: rgba(24, 212, 165, 0.25);
}

.pipe-code {
  display: block;
  margin-bottom: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--coral);
  font-weight: 700;
}

.pipe strong {
  display: block;
  margin-bottom: 0.4rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--navy);
}

.pipe p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

/* Scenes */
.scene-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.scene {
  padding: 1.15rem 1.15rem 1.2rem;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.scene:nth-child(1) { border-top: 3px solid var(--coral); }
.scene:nth-child(2) { border-top: 3px solid var(--cyan); }
.scene:nth-child(3) { border-top: 3px solid var(--mint); }
.scene:nth-child(4) { border-top: 3px solid var(--violet); }

.scene h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--ink);
}

.scene p {
  margin: 0;
  color: var(--ink);
  font-size: 0.92rem;
}

/* Meeting */
.meeting-points {
  display: grid;
  gap: 0.85rem;
}

.meeting-point {
  padding: 1.1rem 1.15rem 1.2rem;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.meeting-point:nth-child(1) {
  background: linear-gradient(135deg, rgba(34, 196, 255, 0.18), #fff 60%);
  border-left: 4px solid var(--cyan);
}

.meeting-point:nth-child(2) {
  background: linear-gradient(135deg, rgba(255, 90, 60, 0.14), #fff 60%);
  border-left: 4px solid var(--coral);
}

.meeting-point:nth-child(3) {
  background: linear-gradient(135deg, rgba(24, 212, 165, 0.16), #fff 60%);
  border-left: 4px solid var(--mint);
}

.meeting-point h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--ink);
}

.meeting-point p {
  margin: 0;
  color: var(--ink);
  font-size: 0.92rem;
}

.meeting-demo-link {
  margin: 1.25rem 0 0;
}

/* Online demo */
.section.demo {
  padding-top: 0.5rem;
}

.demo-panel {
  display: grid;
  grid-template-columns: 1.35fr 0.85fr;
  gap: 1.5rem;
  align-items: stretch;
  padding: 1.6rem 1.6rem 1.7rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(9, 157, 253, 0.12), rgba(255, 90, 60, 0.08) 45%, #fff 70%);
  box-shadow: var(--shadow-lg);
}

.demo-copy .eyebrow {
  margin-bottom: 0.55rem;
}

.demo-copy h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3vw, 2rem);
  color: var(--navy);
  line-height: 1.25;
}

.demo-lead {
  margin: 0 0 1rem;
  color: var(--ink);
  font-size: 1.02rem;
  line-height: 1.75;
  max-width: 40rem;
}

.demo-points {
  margin: 0 0 1.25rem;
  padding-left: 1.15rem;
  color: var(--ink);
  line-height: 1.7;
}

.demo-points li + li {
  margin-top: 0.35rem;
}

.demo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.demo-url {
  margin: 0 0 0.45rem;
  font-size: 0.95rem;
  color: var(--muted);
  word-break: break-all;
}

.demo-url a {
  color: var(--brand);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.demo-note {
  margin: 0;
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.6;
}

.demo-card {
  padding: 1.25rem 1.2rem 1.35rem;
  border-radius: var(--radius);
  background: #0b1524;
  color: #fff;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.demo-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.demo-card ol {
  margin: 0;
  padding-left: 1.15rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.88);
  flex: 1;
}

.demo-card .text-link {
  color: #7dd3fc;
  font-weight: 700;
}

.demo-card .text-link:hover {
  color: #fff;
}

@media (max-width: 900px) {
  .demo-panel {
    grid-template-columns: 1fr;
    padding: 1.25rem;
  }
}

/* Contact */
.contact-panel {
  position: relative;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2rem;
  padding: 2.25rem;
  border-radius: calc(var(--radius-lg) + 4px);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: var(--shadow-lg);
  min-height: 280px;
}

.contact-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.contact-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(105deg, rgba(255, 248, 244, 0.92) 0%, rgba(255, 248, 244, 0.78) 48%, rgba(234, 246, 255, 0.62) 100%);
}

.contact-copy,
.contact-actions {
  position: relative;
  z-index: 2;
}

.contact-copy h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.6vw, 1.95rem);
  color: var(--navy);
}

.contact-copy p:last-child {
  margin: 0;
  color: var(--ink);
}

.contact-actions {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.85rem;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.contact-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.75rem 0 2.25rem;
  background: rgba(255, 255, 255, 0.7);
}
/* hotlinks */
.footer-inner .footer-hotlinks { flex: 1 1 100%; }
.footer-hotlinks {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 1rem;
  padding-top: 0.85rem;
  margin-top: 0.35rem;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  font-size: 0.86rem;
}
.footer-hotlinks-label {
  color: var(--muted, #667);
  white-space: nowrap;
}
.footer-hotlinks-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.9rem;
}
.footer-hotlinks-list a {
  color: var(--ink, #222);
  text-decoration: none;
  opacity: 0.78;
}
.footer-hotlinks-list a:hover {
  opacity: 1;
  text-decoration: underline;
}


.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-end;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.footer-brand strong {
  font-family: var(--font-display);
  color: var(--ink);
}

.footer-brand span,
.site-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

/* WeChat */
.wechat-float {
  position: fixed;
  right: 1.1rem;
  bottom: 1.1rem;
  z-index: 50;
}

.wechat-fab {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.7rem 0.95rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #2ad06f, #12b85a);
  color: #fff;
  box-shadow: 0 12px 28px rgba(7, 193, 96, 0.32);
}

.wechat-fab span {
  font-size: 0.88rem;
  font-weight: 600;
}

.wechat-modal[hidden] {
  display: none;
}

.wechat-modal {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 1rem;
}

.wechat-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(18, 32, 51, 0.45);
}

.wechat-modal-panel {
  position: relative;
  width: min(360px, 100%);
  padding: 1.5rem 1.35rem 1.4rem;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--line);
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.wechat-modal-close {
  position: absolute;
  top: 0.55rem;
  right: 0.7rem;
  font-size: 1.4rem;
  color: var(--ink);
}

.wechat-modal-panel h3 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  color: var(--navy);
}

.wechat-qr {
  display: grid;
  place-items: center;
  margin-bottom: 0.85rem;
}

.wechat-qr img {
  border-radius: 8px;
  background: #fff;
}

.wechat-tip,
.wechat-id {
  margin: 0.35rem 0;
  color: var(--ink);
  font-size: 0.92rem;
}

.wechat-id strong {
  color: var(--ink);
}

/* Reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* Responsive */
@media (max-width: 1080px) {
  .nav {
    gap: 0.55rem;
  }

  .nav a {
    font-size: 0.84rem;
  }
}

@media (max-width: 960px) {
  .split,
  .split.reverse {
    grid-template-columns: 1fr;
  }

  .endpoint-strip {
    grid-template-columns: 1fr 1fr;
  }

  .cap-grid {
    grid-template-columns: 1fr 1fr;
  }

  .pipe {
    grid-template-columns: 1fr 1fr;
  }

  .contact-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.75rem 1.25rem 1rem;
    background: rgba(255, 248, 244, 0.98);
    border-bottom: 1px solid var(--line);
  }

  .nav.is-open {
    display: flex;
  }

  .nav a,
  .nav-cta {
    width: 100%;
    justify-content: flex-start;
    padding: 0.85rem 0.2rem;
  }

  .hero {
    min-height: auto;
    padding: 4rem 0 3rem;
    align-items: center;
  }

  .hero-photo {
    object-position: center;
    animation: none;
  }

  .hero-wash {
    background:
      linear-gradient(180deg, rgba(255, 248, 244, 0.55) 0%, rgba(255, 248, 244, 0.85) 48%, rgba(255, 248, 244, 0.97) 100%);
  }

  .endpoint-strip,
  .cap-grid,
  .scene-list,
  .pipe {
    grid-template-columns: 1fr;
  }

  .wechat-fab span {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .blob,
  .hero-photo,
  .hero-content,
  [data-reveal] {
    animation: none !important;
    transition: none !important;
    opacity: 1;
    transform: none;
  }
}

/* SEO-GEO-FAQ */
.seo-faq { padding-block: clamp(3rem, 6vw, 5rem); }
.seo-faq-list { max-width: 720px; margin: 0 auto; display: grid; gap: 0.75rem; }
.seo-faq-item {
  border: 1px solid color-mix(in srgb, currentColor 18%, transparent);
  border-radius: 10px;
  padding: 0.85rem 1.1rem;
  background: color-mix(in srgb, currentColor 3%, transparent);
}
.seo-faq-item summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}
.seo-faq-item summary::-webkit-details-marker { display: none; }
.seo-faq-item p {
  margin: 0.65rem 0 0;
  opacity: 0.85;
  line-height: 1.65;
  font-size: 0.95rem;
}

/* ===== 技术资讯：列表可点进详情 ===== */
a.news-item-link {
  display: block;
  color: inherit;
  text-decoration: none;
}
a.news-item-link:hover .news-item-body h2,
a.news-item-link:hover .news-more {
  color: var(--brand, var(--accent, #099dfd));
}
.news-more {
  display: inline-block;
  margin-top: 0.55rem;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--teal, var(--brand, #099dfd));
}
.news-article-inner {
  max-width: 820px;
}
.news-article-cover {
  margin: 0 0 1.5rem;
  overflow: hidden;
  border-radius: var(--radius, 12px);
  border: 1px solid var(--line, rgba(0,0,0,.08));
}
.news-article-cover img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.news-article-lead {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--ink-soft, var(--muted, #445));
  margin: 0 0 1.75rem;
}
.news-back { margin-top: 2rem; }
.page-hero-compact { padding-bottom: 1.5rem; }
.page-hero { padding: 7.5rem 0 2.5rem; }
.page-lead { max-width: 46rem; color: var(--ink-soft, var(--muted, #445)); }
.breadcrumb { display: flex; flex-wrap: wrap; gap: .45rem; margin-bottom: 1rem; font-size: .9rem; opacity: .85; }
.news-page { padding-top: 0.5rem; padding-bottom: 4rem; }
.news-list { display: grid; gap: 1.5rem; }
.news-item {
  display: grid;
  grid-template-columns: 0.9fr 1.2fr;
  gap: 1.35rem;
  align-items: center;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line, rgba(0,0,0,.1));
}
.news-item-media {
  overflow: hidden;
  border: 1px solid var(--line, rgba(0,0,0,.1));
  aspect-ratio: 16 / 10;
  background: #0b0d10;
  border-radius: 10px;
}
.news-item-media img { width: 100%; height: 100%; object-fit: cover; }
.news-item-body time {
  display: inline-block;
  margin-bottom: 0.45rem;
  color: var(--teal, var(--brand, #099dfd));
  font-size: 0.85rem;
}
.news-item-body h2 { margin: 0 0 0.55rem; font-size: 1.25rem; line-height: 1.4; }
.news-item-body p { margin: 0; color: var(--ink-soft, var(--muted, #445)); line-height: 1.75; }
.news-ticker {
  overflow: hidden;
  border: 1px solid var(--line, rgba(0,0,0,.1));
  border-radius: 999px;
  background: rgba(255,255,255,.45);
  margin-bottom: 1.75rem;
}
.news-ticker-track {
  display: flex;
  gap: 2rem;
  width: max-content;
  padding: 0.7rem 1rem;
  animation: news-marquee 42s linear infinite;
}
.news-ticker:hover .news-ticker-track { animation-play-state: paused; }
.news-ticker-track a, .news-ticker-track span {
  white-space: nowrap;
  font-size: 0.92rem;
  opacity: 0.9;
}
.news-ticker-track time { margin-right: 0.55rem; color: var(--brand, #099dfd); }
@keyframes news-marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
/* ticker harden: keep single-line marquee */
.news-ticker {
  max-height: 3.25rem;
  display: block;
}
.news-ticker-lg { max-height: 3.25rem; }
.news-ticker-track {
  display: flex !important;
  flex-wrap: nowrap !important;
  align-items: center;
}
.news-ticker-track a,
.news-ticker-track span {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  white-space: nowrap !important;
}

.detail-block { margin-bottom: 1.4rem; }
.detail-block h2 { margin: 0 0 0.55rem; font-size: 1.15rem; }
.detail-block p { margin: 0; color: var(--ink-soft, var(--muted, #445)); line-height: 1.85; }
.detail-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  margin-top: 2rem;
  padding: 1.25rem 1.35rem;
  border: 1px solid var(--line, rgba(0,0,0,.1));
  border-radius: var(--radius, 12px);
  background: rgba(255,255,255,.5);
}
.detail-cta h2 { margin: 0 0 0.35rem; font-size: 1.1rem; }
.detail-cta p { margin: 0; color: var(--muted, #556); }
@media (max-width: 860px) {
  .news-item { grid-template-columns: 1fr; }
}
/* news-figure-rich */

.news-figure {
  margin: 0.85rem 0 1.6rem;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid var(--line, rgba(0,0,0,.1));
  background: #0b0d10;
}
.news-figure img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
}
.news-figure figcaption {
  padding: 0.55rem 0.85rem 0.75rem;
  font-size: 0.88rem;
  color: var(--muted, #667);
  background: rgba(255,255,255,.72);
}

/* news pagination */
.news-pager {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line, rgba(0,0,0,.1));
}
.news-pager-pages {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}
.news-pager-pages a,
.news-pager .pager-prev,
.news-pager .pager-next {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.2rem;
  height: 2.2rem;
  padding: 0 0.7rem;
  border: 1px solid var(--line, rgba(0,0,0,.12));
  border-radius: 8px;
  font-size: 0.92rem;
  text-decoration: none;
  color: inherit;
}
.news-pager-pages a.is-active {
  background: var(--brand, #099dfd);
  border-color: transparent;
  color: #fff;
  font-weight: 700;
}
.news-pager .is-disabled {
  opacity: 0.4;
  pointer-events: none;
}
.news-pager-meta {
  margin: 0.75rem 0 0;
  font-size: 0.88rem;
  color: var(--muted, #667);
}

/* ===== page-hero contrast (light sites) ===== */
.page-hero {
  background: transparent !important;
}
.page-hero h1 {
  color: var(--ink, #0f1724) !important;
}
.page-hero .page-lead {
  color: var(--muted, #334155) !important;
}
.page-hero .breadcrumb,
.page-hero .breadcrumb a,
.page-hero .breadcrumb span {
  color: var(--muted, #64748b) !important;
}
.page-hero .eyebrow {
  color: var(--brand, var(--accent, #099dfd)) !important;
}