:root {
  --blue: #0066ff;
  --blue-dark: #004fc7;
  --ink: #071a33;
  --ink-soft: #24405f;
  --muted: #60748c;
  --line: #dbe5f0;
  --bg: #f5f8fc;
  --white: #ffffff;
  --shadow: 0 18px 50px rgba(7, 26, 51, 0.12);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Inter, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  font-weight: 400;
  line-height: 1.65;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

section[id] {
  scroll-margin-top: 76px;
}

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

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

button,
input,
textarea {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(219, 229, 240, 0.78);
  backdrop-filter: blur(16px);
}

.nav {
  width: min(1200px, calc(100% - 40px));
  height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.brand img {
  display: block;
  width: auto;
  height: 30px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-links a {
  padding: 9px 13px;
  border-radius: 6px;
  color: var(--ink-soft);
  font-size: 15px;
  font-weight: 600;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--blue);
  background: rgba(0, 102, 255, 0.08);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: 6px;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--ink);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

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

.btn-primary {
  color: var(--white);
  background: var(--blue);
  box-shadow: 0 12px 30px rgba(0, 102, 255, 0.25);
}

.btn-primary:hover {
  background: var(--blue-dark);
}

.btn-light {
  color: var(--ink);
  background: var(--white);
  border-color: rgba(255, 255, 255, 0.66);
}

.btn-ghost {
  color: var(--blue);
  background: rgba(0, 102, 255, 0.08);
  border-color: rgba(0, 102, 255, 0.16);
}

.hero {
  position: relative;
  min-height: 690px;
  color: var(--white);
  overflow: hidden;
  background: var(--ink);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(7, 26, 51, 0.95), rgba(7, 26, 51, 0.72) 42%, rgba(7, 26, 51, 0.18) 100%), url("../images/hero-cloud-city.webp") center / cover no-repeat;
}

.hero-inner {
  position: relative;
  width: min(1200px, calc(100% - 40px));
  min-height: 690px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  align-items: center;
  gap: 40px;
  padding: 78px 0 70px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0;
}

.hero .eyebrow {
  color: #8dc1ff;
}

.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: currentColor;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 22px;
  font-size: clamp(40px, 5vw, 68px);
  line-height: 1.08;
  letter-spacing: 0;
  font-weight: 700;
}

.hero p {
  max-width: 680px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 54px;
}

.metric {
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
}

.metric strong {
  display: block;
  font-size: 22px;
}

.metric span {
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
}

.ecosystem {
  position: relative;
  min-height: 470px;
}

.platform-core,
.orbit-node {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 30px 80px rgba(0, 102, 255, 0.24);
  backdrop-filter: blur(18px);
}

.platform-core {
  top: 50%;
  left: 50%;
  width: 210px;
  height: 210px;
  display: grid;
  place-items: center;
  border-radius: 28px;
  transform: translate(-50%, -50%) rotate(45deg);
}

.platform-core span {
  display: block;
  width: 132px;
  color: var(--white);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.35;
  text-align: center;
  transform: rotate(-45deg);
}

.ecosystem::before,
.ecosystem::after {
  content: "";
  position: absolute;
  inset: 38px;
  border: 1px solid rgba(141, 193, 255, 0.22);
  border-radius: 50%;
}

.ecosystem::after {
  inset: 88px;
}

.orbit-node {
  width: 112px;
  min-height: 58px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  color: rgba(255, 255, 255, 0.88);
  font-weight: 700;
}

.node-1 { top: 36px; left: 48%; }
.node-2 { top: 118px; right: 26px; }
.node-3 { right: 82px; bottom: 64px; }
.node-4 { left: 72px; bottom: 58px; }
.node-5 { top: 132px; left: 18px; }

.section {
  padding: 88px 0;
}

.section.alt {
  background: var(--bg);
}

.container {
  width: min(1200px, calc(100% - 40px));
  margin: 0 auto;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 36px;
  margin-bottom: 34px;
}

.section-title {
  max-width: 760px;
}

.section-title h2 {
  margin: 8px 0 0;
  font-size: clamp(30px, 3vw, 44px);
  line-height: 1.18;
  letter-spacing: 0;
  font-weight: 700;
}

.section-title p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.grid {
  display: grid;
  gap: 22px;
}

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

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 8px 26px rgba(7, 26, 51, 0.05);
}

.service-card,
.advantage-card,
.process-step,
.news-card {
  padding: 26px;
}

.discovery-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 64px;
  align-items: center;
}

.discovery-copy {
  max-width: 540px;
}

.discovery-copy h2 {
  margin-bottom: 20px;
  font-size: clamp(36px, 3.6vw, 46px);
  line-height: 1.24;
}

.discovery-copy > p {
  margin-bottom: 28px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.85;
}

.discovery-scope {
  margin-bottom: 30px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.discovery-scope span {
  display: block;
  margin-bottom: 5px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 700;
}

.discovery-scope strong {
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 500;
}

.planning-board {
  border: 1px solid var(--line);
  background: var(--white);
  box-shadow: 0 16px 42px rgba(7, 26, 51, 0.07);
}

.planning-board-head,
.planning-board-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 26px;
  background: #f6f9fd;
}

.planning-board-head {
  border-bottom: 1px solid var(--line);
}

.planning-board-head strong {
  color: var(--ink);
  font-size: 15px;
}

.planning-board-head span {
  color: var(--muted);
  font-size: 13px;
}

.planning-row {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  padding: 28px 26px;
  border-bottom: 1px solid var(--line);
}

.planning-index {
  color: rgba(0, 102, 255, 0.32);
  font-size: 24px;
  font-weight: 700;
}

.planning-row h3 {
  margin-bottom: 5px;
  font-size: 20px;
}

.planning-row p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.planning-row > strong {
  min-width: 132px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 600;
  text-align: right;
}

.planning-board-foot {
  justify-content: flex-start;
  gap: 14px;
  color: var(--muted);
  font-size: 13px;
}

.planning-board-foot i {
  width: 36px;
  height: 1px;
  background: #b9c7d8;
}

.planning-board-foot strong {
  color: var(--ink);
}

.pain-card h3,
.service-card h3,
.solution-card h3,
.case-panel h3,
.advantage-card h3,
.news-card h2,
.news-card h3 {
  margin-bottom: 10px;
  font-size: 21px;
  line-height: 1.35;
}

.pain-card p,
.service-card p,
.solution-card p,
.case-panel p,
.advantage-card p,
.news-card p {
  margin-bottom: 0;
  color: var(--muted);
}

.icon-box {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  color: var(--blue);
  border-radius: var(--radius);
  background: rgba(0, 102, 255, 0.1);
}

.icon-box svg {
  width: 24px;
  height: 24px;
}

.service-matrix {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.service-group {
  --accent: #0066ff;
  --soft: #eef5ff;
  display: grid;
  grid-template-columns: 250px repeat(2, 1fr);
  min-height: 230px;
  background: var(--white);
}

.service-group + .service-group {
  border-top: 1px solid var(--line);
}

.service-group:nth-child(even) {
  background: #f9fbfd;
}

.service-group-green {
  --accent: #078b75;
  --soft: #edf9f5;
}

.service-group-navy {
  --accent: #244f7d;
  --soft: #eef4f9;
}

.service-group-intro {
  padding: 30px 28px;
  border-right: 1px solid var(--line);
  background: var(--soft);
}

.service-group-intro > span {
  display: block;
  margin-bottom: 24px;
  color: var(--accent);
  font-size: 42px;
  font-weight: 700;
  line-height: 1;
}

.service-group-intro h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.service-group-intro p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 14px;
}

.service-item {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 30px 32px 26px;
  border-left: 1px solid var(--line);
  transition: background 0.22s ease, box-shadow 0.22s ease;
}

.service-group-intro + .service-item {
  border-left: 0;
}

.service-item:hover {
  background: var(--soft);
  box-shadow: inset 3px 0 0 var(--accent);
}

.service-item > svg {
  width: 32px;
  height: 32px;
  margin-bottom: 18px;
  color: var(--accent);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.service-item h3 {
  margin-bottom: 8px;
  font-size: 22px;
  line-height: 1.3;
}

.service-item p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 15px;
}

.service-points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 18px;
  color: var(--ink-soft);
  font-size: 13px;
}

.service-points span {
  position: relative;
  padding-left: 11px;
}

.service-points span::before {
  content: "";
  position: absolute;
  top: 0.7em;
  left: 0;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
}

.service-item > strong {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: auto;
  padding-top: 22px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
}

.service-item > strong i {
  color: var(--accent);
  font-size: 20px;
  font-style: normal;
  transition: transform 0.2s ease;
}

.service-item:hover > strong i {
  transform: translateX(4px);
}

.service-card {
  display: flex;
  flex-direction: column;
  min-height: 252px;
}

.service-card .text-link {
  margin-top: auto;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--blue);
  font-weight: 600;
}

.text-link::after {
  content: ">";
}

.solution-card {
  overflow: hidden;
}

.solution-visual {
  position: relative;
  min-height: 220px;
  aspect-ratio: 16 / 8.6;
  background: var(--ink);
  color: var(--white);
  overflow: hidden;
}

.solution-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 26, 51, 0.04) 35%, rgba(7, 26, 51, 0.86) 100%);
}

.solution-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.solution-card:hover .solution-visual img {
  transform: scale(1.025);
}

.solution-visual strong {
  position: absolute;
  z-index: 1;
  left: 22px;
  right: 22px;
  bottom: 18px;
  font-size: 18px;
  font-weight: 600;
}

.solution-card .body {
  padding: 24px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.tag-list span {
  padding: 4px 9px;
  color: var(--ink-soft);
  font-size: 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg);
}

.industry-solutions-section {
  background: #f5f8fc;
}

.industry-solution-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.industry-solution-card {
  position: relative;
  min-width: 0;
  min-height: 0;
  aspect-ratio: 6 / 7;
  overflow: hidden;
  border-radius: 8px;
  background: var(--ink);
}

.industry-solution-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 26, 51, 0.08) 18%, rgba(7, 26, 51, 0.28) 48%, rgba(7, 26, 51, 0.97) 100%);
}

.industry-solution-card > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.industry-solution-card:hover > img {
  transform: scale(1.035);
}

.industry-number {
  position: absolute;
  z-index: 2;
  top: 18px;
  left: 18px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 13px;
  font-weight: 700;
}

.industry-card-content {
  position: absolute;
  z-index: 2;
  right: 20px;
  bottom: 21px;
  left: 20px;
  color: var(--white);
}

.industry-card-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  margin-bottom: 15px;
  color: var(--white);
  border-radius: 50%;
  background: #1683f8;
  box-shadow: 0 7px 18px rgba(0, 102, 255, 0.28);
}

.industry-card-icon svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.industry-card-content h3 {
  margin: 0 0 8px;
  color: var(--white);
  font-size: 22px;
  line-height: 1.3;
}

.industry-card-content i {
  display: block;
  width: 28px;
  height: 2px;
  margin-bottom: 10px;
  background: #54c8ff;
}

.industry-card-content p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 12px;
  line-height: 1.75;
}

.case-showcase {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 24px;
  align-items: stretch;
}

.phone-mock {
  position: relative;
  min-height: 560px;
  padding: 32px;
  background: #0b2141;
  color: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
}

.phone-mock > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.phone-mock::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 26, 51, 0.02) 42%, rgba(7, 26, 51, 0.88) 100%);
}

.case-feature-copy {
  position: absolute;
  z-index: 1;
  left: 30px;
  right: 30px;
  bottom: 28px;
}

.case-feature-copy h2,
.case-feature-copy p {
  margin-bottom: 6px;
}

.case-feature-copy p {
  color: rgba(255, 255, 255, 0.74);
}

.case-panels {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.case-panel {
  min-height: 270px;
  overflow: hidden;
}

.case-panel img {
  width: 100%;
  height: 148px;
  object-fit: cover;
}

.case-panel-body {
  padding: 20px 22px 22px;
}

.dashboard-lines {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.table-line {
  height: 14px;
}

.table-line:nth-child(2) {
  width: 76%;
}

.table-line:nth-child(3) {
  width: 88%;
}

.process {
  counter-reset: step;
}

.process-step {
  position: relative;
}

.process-step::before {
  counter-increment: step;
  content: "0" counter(step);
  display: block;
  margin-bottom: 20px;
  color: rgba(0, 102, 255, 0.18);
  font-size: 44px;
  font-weight: 700;
  line-height: 1;
}

.advantage-card {
  min-height: 190px;
}

.assurance-section {
  padding: 88px 0 94px;
  color: var(--white);
  background:
    linear-gradient(105deg, rgba(0, 102, 255, 0.09), transparent 38%),
    #071a33;
  overflow: hidden;
}

.assurance-head {
  max-width: 900px;
  margin-bottom: 54px;
}

.assurance-head .eyebrow {
  color: #70a9ff;
}

.assurance-head .eyebrow::before {
  background: #4c91ff;
}

.assurance-head h2 {
  margin-bottom: 14px;
  color: var(--white);
  font-size: clamp(34px, 4vw, 48px);
}

.assurance-head p {
  margin: 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: 18px;
}

.assurance-principles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.assurance-principle {
  --assurance-accent: #4c91ff;
  position: relative;
  min-width: 0;
  padding: 36px 38px 38px;
  border-right: 1px solid rgba(255, 255, 255, 0.16);
  transition: background-color 0.25s ease;
}

.assurance-principle:nth-child(2) {
  --assurance-accent: #27b89d;
}

.assurance-principle:last-child {
  border-right: 0;
}

.assurance-principle-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 34px;
}

.assurance-index {
  color: rgba(255, 255, 255, 0.2);
  font-size: 38px;
  font-weight: 700;
  line-height: 1;
  transition: color 0.25s ease;
}

.assurance-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  color: var(--assurance-accent);
  border: 1px solid color-mix(in srgb, var(--assurance-accent) 56%, transparent);
  border-radius: 4px;
  background: color-mix(in srgb, var(--assurance-accent) 9%, transparent);
}

.assurance-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.assurance-principle h3 {
  margin-bottom: 12px;
  color: var(--white);
  font-size: 25px;
}

.assurance-principle > p {
  min-height: 86px;
  margin: 0 0 28px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 15px;
  line-height: 1.8;
}

.assurance-evidence {
  display: grid;
  gap: 0;
}

.assurance-evidence span {
  position: relative;
  padding: 11px 8px 11px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
  line-height: 1.35;
}

.assurance-evidence span::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 2px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--assurance-accent);
  transform: translateY(-50%);
}

.assurance-principle:hover {
  background: rgba(255, 255, 255, 0.035);
}

.assurance-principle:hover .assurance-index {
  color: rgba(255, 255, 255, 0.34);
}

.page-hero {
  padding: 82px 0;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(7, 26, 51, 0.96), rgba(7, 26, 51, 0.78)),
    url("../images/hero-cloud-city.webp") center / cover no-repeat;
}

.page-hero h1 {
  max-width: 760px;
  margin-bottom: 16px;
  font-size: clamp(36px, 4vw, 56px);
}

.page-hero p {
  max-width: 740px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 18px;
}

.breadcrumb {
  margin-bottom: 18px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}

.breadcrumb a {
  color: #b9d8ff;
}

.split {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 42px;
  align-items: center;
}

.info-panel {
  padding: 34px;
  border-left: 4px solid var(--blue);
  background: var(--bg);
}

.about-media {
  display: grid;
  gap: 18px;
}

.about-visual {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.about-visual img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.timeline {
  display: grid;
  gap: 16px;
}

.timeline-item {
  padding: 22px;
  border-left: 3px solid var(--blue);
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 24px;
}

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

.contact-item {
  padding: 20px;
}

.form {
  display: grid;
  gap: 16px;
  padding: 30px;
}

.form label {
  display: grid;
  gap: 7px;
  color: var(--ink-soft);
  font-weight: 700;
}

.form input,
.form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 13px 14px;
  color: var(--ink);
  background: var(--white);
}

.form textarea {
  min-height: 140px;
  resize: vertical;
}

.map-box {
  min-height: 280px;
  display: grid;
  place-items: center;
  color: var(--ink-soft);
  background:
    linear-gradient(135deg, rgba(0, 102, 255, 0.08), rgba(7, 26, 51, 0.08)),
    repeating-linear-gradient(0deg, transparent, transparent 28px, rgba(7, 26, 51, 0.06) 29px),
    repeating-linear-gradient(90deg, transparent, transparent 28px, rgba(7, 26, 51, 0.06) 29px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.news-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 28px;
}

.news-list {
  display: grid;
  gap: 18px;
}

#home-news {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: repeat(3, auto);
  grid-auto-flow: column;
  gap: 22px;
  align-items: stretch;
}

#home-news .news-card {
  grid-template-columns: 156px minmax(0, 1fr);
  gap: 24px;
  min-height: 214px;
  padding: 24px;
}

#home-news .news-thumb {
  min-height: 164px;
}

#home-news .news-thumb img {
  min-height: 164px;
}

#home-news .news-card p {
  display: -webkit-box;
  margin-bottom: 12px;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

#home-news .news-card h3 {
  font-size: 20px;
}

.news-card {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 22px;
}

.news-thumb {
  min-height: 124px;
  border-radius: 6px;
  background: var(--ink);
  overflow: hidden;
}

.news-thumb img {
  width: 100%;
  height: 100%;
  min-height: 124px;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.news-card:hover .news-thumb img {
  transform: scale(1.03);
}

.news-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 9px;
  color: var(--muted);
  font-size: 13px;
}

.sidebar {
  display: grid;
  gap: 18px;
  align-content: start;
}

.sidebar-box {
  padding: 24px;
}

.article {
  max-width: 880px;
  margin: 0 auto;
}

.article-cover {
  width: 100%;
  margin: 0 0 34px;
  aspect-ratio: 16 / 8.5;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.article h2 {
  margin-top: 38px;
  font-size: 28px;
}

.article p {
  color: var(--ink-soft);
  font-size: 17px;
}

.article ul {
  color: var(--ink-soft);
}

.article-pagination {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin-top: 52px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.article-pagination-item {
  display: grid;
  gap: 8px;
  min-width: 0;
  padding: 8px 28px 8px 0;
  color: var(--ink);
}

.article-pagination-item + .article-pagination-item {
  padding-right: 0;
  padding-left: 28px;
  border-left: 1px solid var(--line);
}

.article-pagination-item span {
  color: var(--ink-soft);
  font-size: 14px;
}

.article-pagination-item strong {
  overflow: hidden;
  font-size: 16px;
  line-height: 1.65;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.article-pagination-item:hover strong {
  color: var(--primary);
}

.article-pagination-item.is-disabled {
  opacity: 0.55;
}

.cta-band {
  padding: 58px 0;
  color: var(--white);
  background: var(--ink);
}

.cta-inner {
  text-align: center;
}

.cta-inner h2 {
  margin-bottom: 8px;
  font-size: 34px;
}

.cta-inner p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.72);
}

.site-footer {
  color: rgba(255, 255, 255, 0.72);
  background: #061426;
}

.footer-main {
  width: min(1200px, calc(100% - 40px));
  margin: 0 auto;
  padding: 54px 0 36px;
  display: grid;
  grid-template-columns: 1.35fr 0.72fr 0.72fr 1.2fr 0.8fr;
  gap: 28px;
}

.footer-main h3,
.footer-main h4 {
  color: var(--white);
}

.footer-logo {
  display: block;
  width: auto;
  height: 28px;
  margin-bottom: 18px;
}

.footer-main ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-main li {
  margin: 9px 0;
}

.footer-contact li {
  line-height: 1.7;
}

.footer-wechat {
  min-width: 150px;
}

.footer-wechat-head {
  margin-bottom: 12px;
}

.footer-wechat-head h4 {
  margin-bottom: 3px;
}

.footer-wechat-head span,
.footer-wechat > p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 12px;
}

.footer-qr {
  width: 142px;
  padding: 6px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18);
}

.footer-qr img {
  display: block;
  width: 100%;
  height: auto;
}

.footer-wechat > p {
  margin: 10px 0 0;
  line-height: 1.5;
}

.footer-bottom {
  width: min(1200px, calc(100% - 40px));
  margin: 0 auto;
  padding: 20px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 13px;
}

@media (max-width: 980px) {

  #home-news {
    grid-template-columns: 1fr;
    grid-template-rows: none;
    grid-auto-flow: row;
  }
  .nav {
    height: 64px;
  }

  .menu-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    inset: 64px 0 auto 0;
    display: none;
    padding: 16px 20px 22px;
    background: var(--white);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
  }

  .nav-links.open {
    display: grid;
  }

  .nav-links a {
    padding: 12px 8px;
  }

  .nav-actions .btn {
    display: none;
  }

  .hero-inner,
  .split,
  .case-showcase,
  .contact-grid,
  .news-layout {
    grid-template-columns: 1fr;
  }

  .hero-inner {
    padding-top: 58px;
  }

  .ecosystem {
    min-height: 410px;
  }

  .grid-4,
  .grid-3,
  .grid-2,
  .case-panels {
    grid-template-columns: repeat(2, 1fr);
  }

  .service-group {
    grid-template-columns: 190px repeat(2, 1fr);
  }

  .service-group-intro,
  .service-item {
    padding-inline: 22px;
  }

  .discovery-layout {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .discovery-copy {
    max-width: 760px;
  }

  .section-head {
    display: grid;
    align-items: start;
  }

  .footer-main {
    grid-template-columns: 1.4fr repeat(2, 0.8fr);
  }

  .footer-wechat {
    grid-column: auto;
  }

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

  .assurance-section {
    padding: 72px 0;
  }

  .assurance-head {
    margin-bottom: 48px;
  }

  .assurance-principles {
    grid-template-columns: 1fr;
  }

  .assurance-principle {
    padding: 30px 0 32px;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  }

  .assurance-principle:last-child {
    border-bottom: 0;
  }

  .assurance-principle-head {
    margin-bottom: 22px;
  }

  .assurance-principle > p {
    min-height: 0;
    margin-bottom: 20px;
  }

  .assurance-evidence {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 26px;
  }
}

@media (max-width: 640px) {

  #home-news {
    grid-template-columns: 1fr;
    grid-template-rows: none;
    grid-auto-flow: row;
  }

  #home-news .news-card {
    grid-template-columns: 112px minmax(0, 1fr);
    gap: 16px;
    min-height: 0;
    padding: 18px;
  }

  #home-news .news-thumb,
  #home-news .news-thumb img {
    min-height: 112px;
  }

  #home-news .news-card h3 {
    font-size: 18px;
  }
  .nav,
  .container,
  .hero-inner,
  .footer-main,
  .footer-bottom {
    width: min(100% - 28px, 1200px);
  }

  .brand img {
    height: 26px;
  }

  .hero,
  .hero-inner {
    min-height: auto;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    padding: 54px 0 44px;
  }

  .hero-metrics,
  .grid-4,
  .grid-3,
  .grid-2,
  .case-panels,
  .footer-main {
    grid-template-columns: 1fr;
  }

  .footer-wechat {
    display: grid;
    grid-template-columns: 1fr 116px;
    column-gap: 20px;
    align-items: start;
  }

  .footer-wechat-head,
  .footer-wechat > p {
    grid-column: 1;
  }

  .footer-wechat > p {
    grid-row: 2;
    margin-top: 0;
  }

  .footer-qr {
    grid-column: 2;
    grid-row: 1 / span 2;
    width: 116px;
  }

  .industry-solution-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .industry-solution-card {
    min-height: 280px;
    aspect-ratio: auto;
  }

  .industry-card-content {
    right: 15px;
    bottom: 16px;
    left: 15px;
  }

  .industry-card-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 12px;
  }

  .industry-card-icon svg {
    width: 22px;
    height: 22px;
  }

  .industry-card-content h3 {
    font-size: 18px;
  }

  .industry-card-content p {
    font-size: 11px;
  }

  .service-group {
    grid-template-columns: 1fr;
  }

  .service-group-intro {
    padding: 24px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .service-group-intro > span {
    margin-bottom: 14px;
    font-size: 34px;
  }

  .service-item,
  .service-group-intro + .service-item {
    min-height: 250px;
    padding: 26px 24px 22px;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .service-group-intro + .service-item {
    border-top: 0;
  }

  .ecosystem {
    min-height: 330px;
  }

  .platform-core {
    width: 150px;
    height: 150px;
  }

  .platform-core span {
    width: 104px;
    font-size: 18px;
  }

  .orbit-node {
    width: 88px;
    min-height: 48px;
    font-size: 13px;
  }

  .node-2 { right: 0; }
  .node-3 { right: 18px; }
  .node-4 { left: 18px; }
  .node-5 { left: 0; }

  .section {
    padding: 62px 0;
  }

  .assurance-head h2 {
    font-size: 34px;
  }

  .assurance-head p {
    font-size: 16px;
  }

  .assurance-evidence {
    grid-template-columns: 1fr;
    column-gap: 0;
  }

  .discovery-copy h2 {
    font-size: 34px;
  }

  .planning-board-head,
  .planning-board-foot {
    padding: 18px 20px;
  }

  .planning-row {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 14px;
    padding: 22px 20px;
  }

  .planning-row > strong {
    grid-column: 2;
    min-width: 0;
    text-align: left;
  }

  .page-hero {
    padding: 62px 0;
  }

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

  .article-pagination {
    grid-template-columns: 1fr;
  }

  .article-pagination-item,
  .article-pagination-item + .article-pagination-item {
    padding: 14px 0;
    border-left: 0;
  }

  .article-pagination-item + .article-pagination-item {
    border-top: 1px solid var(--line);
  }

  .phone-mock {
    min-height: 420px;
  }
}
.article-cover {
    width: min(100%, 960px);
    max-height: 540px;
    margin: 0 auto 32px;
    object-fit: cover;
}