:root {
  --brand: #00a9e8;
  --brand-dark: #0077b6;
  --ink: #172033;
  --muted: #5f6b7a;
  --line: #dfe6ee;
  --soft: #f4f8fb;
  --white: #ffffff;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.7;
}

img {
  max-width: 100%;
}

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

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(0, 169, 232, 0.35);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 1000;
  padding: 10px 16px;
  color: #fff;
  background: var(--ink);
  border-radius: 8px;
}

.skip-link:focus {
  top: 16px;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(223, 230, 238, 0.9);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
}

.site-header__inner {
  position: relative;
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

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

.site-logo img {
  display: block;
  width: 239px;
  max-width: 100%;
  height: auto;
}

.locale-switcher {
  position: fixed;
  top: 22px;
  right: max(20px, calc((100vw - var(--max)) / 2));
  z-index: 200;
}

.locale-switcher__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-width: 84px;
  min-height: 38px;
  padding: 8px 14px;
  border: 1px solid #c9d7e4;
  border-radius: 999px;
  color: var(--brand-dark);
  background: var(--white);
  box-shadow: 0 5px 16px rgba(23, 32, 51, 0.08);
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
}

.locale-switcher__button:hover {
  color: #fff;
  background: var(--brand-dark);
  border-color: var(--brand-dark);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 6px 24px;
  font-size: 15px;
  margin-right: 108px;
}

.site-nav a {
  padding: 10px 0;
  color: #3c4658;
  border-bottom: 2px solid transparent;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--brand-dark);
  border-color: var(--brand);
}

.geo-hero {
  padding: 92px 0 80px;
  color: #fff;
  background:
    radial-gradient(circle at 82% 18%, rgba(0, 196, 255, 0.3), transparent 28%),
    linear-gradient(135deg, #15233d 0%, #0b4263 56%, #047ca8 100%);
}

.geo-hero__inner {
  max-width: 880px;
}

.eyebrow {
  margin: 0 0 14px;
  color: #66dcff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.geo-hero h1,
.page-hero h1 {
  margin: 0;
  font-size: clamp(36px, 5vw, 62px);
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.geo-hero__lead {
  max-width: 780px;
  margin: 24px 0 0;
  color: #e7f6fc;
  font-size: clamp(18px, 2vw, 22px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.geo-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 20px;
  border: 1px solid var(--brand);
  border-radius: 8px;
  color: #fff;
  background: var(--brand-dark);
  font-weight: 700;
}

.geo-button:hover {
  background: #005e91;
}

.geo-button--ghost {
  border-color: rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.08);
}

.trust-strip {
  border-bottom: 1px solid var(--line);
  background: var(--soft);
}

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

.trust-item {
  min-height: 108px;
  padding: 22px;
  border-left: 1px solid var(--line);
}

.trust-item:last-child {
  border-right: 1px solid var(--line);
}

.trust-item strong,
.trust-item span {
  display: block;
}

.trust-item strong {
  margin-bottom: 3px;
  font-size: 18px;
}

.trust-item span {
  color: var(--muted);
  font-size: 14px;
}

.geo-section {
  padding: 76px 0;
}

.geo-section--soft {
  background: var(--soft);
}

.section-heading {
  max-width: 790px;
  margin-bottom: 34px;
}

.section-heading h2 {
  margin: 0 0 12px;
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1.25;
}

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

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

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

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

.geo-grid--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.geo-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(23, 32, 51, 0.06);
}

.geo-card h2,
.geo-card h3 {
  margin: 0 0 12px;
  line-height: 1.35;
}

.geo-card p {
  margin: 0;
  color: var(--muted);
}

.geo-card ul {
  margin: 18px 0 0;
  padding-left: 1.2em;
  color: var(--muted);
}

.geo-card__link {
  display: inline-block;
  margin-top: 18px;
  color: var(--brand-dark);
  font-weight: 700;
}

.geo-card__link:hover {
  text-decoration: underline;
}

.process-list {
  counter-reset: process;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  padding: 0;
  list-style: none;
}

.process-list li {
  counter-increment: process;
  padding: 24px;
  border-top: 3px solid var(--brand);
  background: #fff;
  box-shadow: 0 8px 28px rgba(23, 32, 51, 0.06);
}

.process-list li::before {
  content: "0" counter(process);
  display: block;
  margin-bottom: 18px;
  color: var(--brand-dark);
  font-weight: 800;
}

.process-list strong,
.process-list span {
  display: block;
}

.process-list span {
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
}

.case-card {
  overflow: hidden;
  padding: 0;
}

.case-card img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #edf2f6;
}

.case-card img.case-card__image--top {
  object-position: center top;
}

.case-card img.case-card__image--contain {
  box-sizing: border-box;
  object-fit: contain;
  padding: 10px;
  background: linear-gradient(135deg, #f7fbff, #e8f1ff);
}

.case-card__body {
  padding: 22px;
}

.client-groups-figure {
  margin: 0 0 30px;
  overflow: hidden;
  padding: 0;
}

.client-groups-figure img {
  display: block;
  height: auto;
  width: 100%;
}

.client-groups-figure figcaption {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
  padding: 14px 18px 16px;
}

.tag {
  display: inline-flex;
  margin-bottom: 10px;
  padding: 4px 9px;
  border-radius: 999px;
  color: var(--brand-dark);
  background: #e7f7fd;
  font-size: 12px;
  font-weight: 700;
}

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

.faq-list details {
  padding: 0 22px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}

.faq-list summary {
  cursor: pointer;
  padding: 20px 0;
  font-weight: 700;
}

.faq-list details p {
  margin: -4px 0 20px;
  color: var(--muted);
}

.cta-box {
  padding: 42px;
  border-radius: 20px;
  color: #fff;
  background: linear-gradient(135deg, #172033, #0077b6);
}

.cta-box h2 {
  margin: 0 0 10px;
  font-size: 30px;
}

.cta-box p {
  max-width: 760px;
  margin: 0;
  color: #d9eff8;
}

.page-hero {
  padding: 68px 0;
  color: #fff;
  background: linear-gradient(135deg, #172033, #075d82);
}

.page-hero h1 {
  font-size: clamp(34px, 4.5vw, 54px);
}

.page-hero p {
  max-width: 780px;
  margin: 18px 0 0;
  color: #d9eff8;
  font-size: 18px;
}

.breadcrumbs {
  padding: 16px 0;
  color: var(--muted);
  font-size: 14px;
}

.breadcrumbs a {
  color: var(--brand-dark);
}

.prose {
  max-width: 860px;
}

.prose h2 {
  margin: 42px 0 14px;
  font-size: 30px;
  line-height: 1.3;
}

.prose h3 {
  margin: 30px 0 10px;
  font-size: 22px;
}

.prose p,
.prose li {
  color: #465266;
}

.prose a {
  color: var(--brand-dark);
  text-decoration: underline;
}

.fact-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 22px;
}

.fact-table th,
.fact-table td {
  padding: 14px 16px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.fact-table th {
  width: 180px;
  background: var(--soft);
}

.note-box {
  margin: 28px 0;
  padding: 20px 22px;
  border-left: 4px solid var(--brand);
  background: var(--soft);
}

.site-footer {
  padding: 56px 0 24px;
  color: #d7e0ea;
  background: #172033;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 0.8fr;
  gap: 36px;
}

.site-footer h2 {
  margin: 0 0 14px;
  color: #fff;
  font-size: 17px;
}

.site-footer p,
.site-footer li {
  margin: 7px 0;
  font-size: 14px;
}

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

.site-footer a:hover {
  color: #66dcff;
}

.site-footer__qr {
  width: 128px;
  height: 128px;
  object-fit: cover;
  background: #fff;
}

.site-footer__bottom {
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  color: #aab6c5;
  font-size: 13px;
  text-align: center;
}

@media (max-width: 900px) {
  .site-header__inner {
    padding: 14px 0;
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .site-nav {
    justify-content: flex-start;
    margin-right: 0;
  }

  .trust-strip__grid,
  .geo-grid--4,
  .process-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .geo-grid--3,
  .site-footer__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .geo-container {
    width: min(calc(100% - 28px), var(--max));
  }

  .site-logo img {
    width: 239px;
    max-width: 72vw;
  }

  .site-nav {
    gap: 0 16px;
    font-size: 14px;
  }

  .locale-switcher {
    position: fixed;
    top: 14px;
    right: 14px;
  }

  .geo-hero,
  .geo-section,
  .page-hero {
    padding-top: 54px;
    padding-bottom: 54px;
  }

  .trust-strip__grid,
  .geo-grid--2,
  .geo-grid--3,
  .geo-grid--4,
  .process-list,
  .site-footer__grid {
    grid-template-columns: 1fr;
  }

  .trust-item,
  .trust-item:last-child {
    border-right: 1px solid var(--line);
  }

  .geo-card,
  .cta-box {
    padding: 22px;
  }

  .fact-table,
  .fact-table tbody,
  .fact-table tr,
  .fact-table th,
  .fact-table td {
    display: block;
    width: 100%;
  }
}