@font-face {
  font-family: 'DIN1451Eng';
  src: url('../assets/fonts/DIN1451Engschrift.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'DIN1451Mittel';
  src: url('../assets/fonts/DIN1451Mittelschrift.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'NotoSansSC';
  src: url('../assets/fonts/NotoSansSC-400-brand-subset.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'NotoSansSC';
  src: url('../assets/fonts/NotoSansSC-500-brand-subset.woff2') format('woff2');
  font-weight: 500;
  font-display: swap;
}

:root {
  --ink: #0d1521;
  --navy: #101f36;
  --navy-2: #16294a;
  --blue: #316aca;
  --blue-2: #4b86e8;
  --teal: #00b2a9;
  --teal-2: #38d4cc;
  --orange: #fcaf1a;
  --purple: #6b4ea0;
  --bg: #ffffff;
  --bg-soft: #f5f7fa;
  --bg-dark: #0e1726;
  --line: #e3e8f0;
  --line-dark: rgba(255, 255, 255, 0.12);
  --text: #1c2735;
  --muted: #5b6774;
  --muted-light: #9aa7b6;
  --font-latin: 'DIN1451Mittel', 'Segoe UI', Tahoma, sans-serif;
  --font-latin-cd: 'DIN1451Eng', 'DIN1451Mittel', 'Segoe UI', Tahoma, sans-serif;
  --font-brand: 'DIN1451Mittel', 'Segoe UI', Tahoma, sans-serif;
  --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Segoe UI', sans-serif;
  --font-heading: 'DIN1451Mittel', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Segoe UI', sans-serif;
  --shadow-sm: 0 1px 2px rgba(13, 21, 33, 0.06), 0 1px 3px rgba(13, 21, 33, 0.08);
  --shadow-md: 0 4px 12px rgba(13, 21, 33, 0.08), 0 2px 4px rgba(13, 21, 33, 0.05);
  --shadow-lg: 0 14px 34px rgba(13, 21, 33, 0.14);
  --radius: 12px;
  --radius-sm: 8px;
  --header-h: 72px;
  --utility-h: 38px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-cn);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover {
  color: var(--blue-2);
}

h1,
h2,
h3,
h4,
h5 {
  font-family: var(--font-heading);
  color: var(--ink);
  line-height: 1.25;
  margin: 0 0 0.5em;
  font-weight: 700;
}

.en {
  font-family: var(--font-latin);
}

.en-cd {
  font-family: var(--font-latin-cd);
  letter-spacing: 0.04em;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 28px;
}

.container-narrow {
  max-width: 960px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: 999px;
  font-family: var(--font-cn);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.2;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.22s ease;
  white-space: nowrap;
}

.btn .arrow {
  transition: transform 0.22s ease;
}

.btn:hover .arrow {
  transform: translateX(4px);
}

.btn-primary {
  background: var(--blue);
  color: #fff;
}

.btn-primary:hover {
  background: var(--blue-2);
  color: #fff;
  box-shadow: 0 8px 22px rgba(49, 106, 202, 0.35);
}

.btn-teal {
  background: var(--teal);
  color: #fff;
}

.btn-teal:hover {
  background: #0e9f97;
  color: #fff;
  box-shadow: 0 8px 22px rgba(0, 178, 169, 0.35);
}

.btn-outline {
  border-color: rgba(255, 255, 255, 0.55);
  color: #fff;
  background: transparent;
}

.btn-outline:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.btn-dark {
  background: var(--ink);
  color: #fff;
}

.btn-dark:hover {
  background: var(--navy);
  color: #fff;
}

.btn-lg {
  padding: 15px 34px;
  font-size: 16px;
}

/* ---------- Utility / Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
}

.utility-bar {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.78);
  font-size: 13px;
  height: var(--utility-h);
}

.utility-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.utility-left,
.utility-right {
  display: flex;
  align-items: center;
  gap: 22px;
}

.utility-bar a {
  color: rgba(255, 255, 255, 0.78);
  transition: color 0.2s;
}

.utility-bar a:hover {
  color: #fff;
}

.utility-bar .en {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.main-bar {
  background: rgba(14, 23, 38, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: box-shadow 0.25s ease;
}

.site-header.scrolled .main-bar {
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
}

.main-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  flex-shrink: 0;
}

.brand:hover {
  color: #fff;
}

.brand-logo {
  width: 105px;
  height: 48px;
}

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

.brand-name {
  font-family: var(--font-brand);
  font-weight: 400;
  font-size: 26px;
  line-height: 1;
  letter-spacing: 0.054em;
  color: #fff;
}

.brand-name .dot {
  color: var(--teal-2);
}

.brand-sub {
  font-family: 'NotoSansSC', 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', sans-serif;
  font-weight: 500;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.2em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.main-nav > li {
  list-style: none;
  position: relative;
}

.main-nav > li > a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 15px;
  font-weight: 500;
  border-radius: 8px;
  transition: all 0.2s;
}

.main-nav > li > a:hover,
.main-nav > li.active > a,
.main-nav > li.open > a {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.main-nav .caret {
  font-size: 10px;
  transition: transform 0.2s;
}

.main-nav > li.open .caret {
  transform: rotate(180deg);
}

.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 260px;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.22s ease;
}

.main-nav > li:hover .dropdown,
.main-nav > li.open .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown a {
  display: flex;
  flex-direction: column;
  padding: 11px 14px;
  border-radius: 8px;
  color: var(--text);
  transition: background 0.18s;
}

.dropdown a:hover {
  background: var(--bg-soft);
  color: var(--ink);
}

.dropdown .d-title {
  font-weight: 600;
  font-size: 15px;
}

.dropdown .d-desc {
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 2px;
}

/* wide two-column dropdown (solutions: services + products) */
.dd-wide {
  min-width: 640px;
  padding: 10px;
}

.dd-overview {
  display: flex;
  flex-direction: column;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--bg-soft);
  margin-bottom: 4px;
}

.dd-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 8px;
}

.dd-col-title {
  font-family: var(--font-latin);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted-light);
  padding: 8px 14px 2px;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 14px;
}

.header-cta .btn {
  padding: 10px 22px;
  font-size: 14px;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: transparent;
  border-radius: 8px;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  color: #fff;
  background: var(--bg-dark);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(1100px 600px at 82% 18%, rgba(49, 106, 202, 0.32), transparent 60%),
    radial-gradient(900px 560px at 8% 88%, rgba(0, 178, 169, 0.18), transparent 62%),
    radial-gradient(700px 480px at 55% 120%, rgba(107, 78, 160, 0.24), transparent 65%),
    linear-gradient(135deg, #0b111d 0%, #0d1728 48%, #10203a 100%);
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 80% at 70% 30%, rgba(0, 0, 0, 0.75), transparent 78%);
}

.hero-art {
  position: absolute;
  right: -40px;
  top: 50%;
  transform: translateY(-50%);
  width: 52%;
  opacity: 0.95;
  pointer-events: none;
}

.hero .container {
  position: relative;
  padding-top: 96px;
  padding-bottom: 120px;
}

.hero-content {
  max-width: 640px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-latin);
  font-size: 13px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--teal-2);
  margin-bottom: 22px;
}

.hero-eyebrow::before {
  content: '';
  width: 28px;
  height: 2px;
  background: var(--teal);
}

.hero h1 {
  color: #fff;
  font-size: 46px;
  line-height: 1.22;
  letter-spacing: 0.01em;
  margin-bottom: 20px;
}

.hero h1 .accent {
  color: var(--teal-2);
}

.hero-lead {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.78);
  max-width: 560px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-meta {
  display: flex;
  gap: 40px;
  margin-top: 54px;
  flex-wrap: wrap;
}

.hero-meta .hm-item {
  display: flex;
  flex-direction: column;
}

.hero-meta .hm-num {
  font-family: var(--font-latin-cd);
  font-weight: 700;
  font-size: 34px;
  color: #fff;
  line-height: 1.1;
}

.hero-meta .hm-num em {
  font-style: normal;
  color: var(--orange);
  font-size: 20px;
  margin-left: 2px;
}

.hero-meta .hm-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 4px;
  letter-spacing: 0.04em;
}

.scroll-hint {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.5);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.scroll-hint::after {
  content: '';
  display: block;
  width: 1px;
  height: 34px;
  margin: 8px auto 0;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.6), transparent);
}

/* ---------- Page hero (subpages) ---------- */
.page-hero {
  position: relative;
  color: #fff;
  background:
    radial-gradient(900px 420px at 84% 0%, rgba(49, 106, 202, 0.34), transparent 62%),
    radial-gradient(700px 380px at 6% 100%, rgba(0, 178, 169, 0.16), transparent 60%),
    linear-gradient(135deg, #0b111d, #101f36);
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 90% at 75% 20%, rgba(0, 0, 0, 0.7), transparent 80%);
}

.page-hero .container {
  position: relative;
  padding-top: 72px;
  padding-bottom: 78px;
}

.breadcrumb {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 20px;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.55);
}

.breadcrumb a:hover {
  color: #fff;
}

.breadcrumb .sep {
  margin: 0 8px;
  color: rgba(255, 255, 255, 0.3);
}

.page-hero h1 {
  color: #fff;
  font-size: 40px;
  margin-bottom: 14px;
}

.page-hero .page-lead {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.72);
  max-width: 680px;
}

.page-hero .ph-eyebrow {
  font-family: var(--font-latin);
  font-size: 12px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--teal-2);
  margin-bottom: 14px;
}

/* ---------- Sections ---------- */
.section {
  padding: 84px 0;
}

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

.section-dark {
  background: var(--bg-dark);
  color: rgba(255, 255, 255, 0.78);
}

.section-dark h2,
.section-dark h3 {
  color: #fff;
}

.section-head {
  max-width: 760px;
  margin-bottom: 48px;
}

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

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-latin);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 14px;
}

.section-dark .eyebrow {
  color: var(--teal-2);
}

.eyebrow::before {
  content: '';
  width: 24px;
  height: 2px;
  background: currentColor;
}

.section-head h2 {
  font-size: 32px;
  margin-bottom: 12px;
}

.section-head .lead {
  color: var(--muted);
  font-size: 16px;
}

.section-dark .section-head .lead {
  color: rgba(255, 255, 255, 0.62);
}

/* ---------- Cards ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

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

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

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 26px;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: #cfd8e6;
}

.card .card-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(49, 106, 202, 0.12), rgba(0, 178, 169, 0.1));
  margin-bottom: 18px;
}

.card .card-icon svg {
  width: 28px;
  height: 28px;
}

.card h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.card p {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 16px;
}

.card-link {
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.card-link .arrow {
  transition: transform 0.2s;
}

.card-link:hover .arrow {
  transform: translateX(4px);
}

.card-topline {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--teal));
  opacity: 0;
  transition: opacity 0.25s;
}

.card:hover .card-topline {
  opacity: 1;
}

/* icon tile variants */
.card-icon.tile-blue { background: rgba(49, 106, 202, 0.12); }
.card-icon.tile-teal { background: rgba(0, 178, 169, 0.12); }
.card-icon.tile-orange { background: rgba(252, 175, 26, 0.14); }
.card-icon.tile-purple { background: rgba(107, 78, 160, 0.13); }

/* ---------- Industry chips ---------- */
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  transition: all 0.22s;
  box-shadow: var(--shadow-sm);
}

.chip:hover {
  border-color: var(--blue);
  color: var(--blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.chip .en {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-light);
}

/* ---------- Stats ---------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat {
  padding: 32px 28px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line-dark);
  text-align: center;
}

.stat .num {
  font-family: var(--font-latin-cd);
  font-weight: 700;
  font-size: 46px;
  color: #fff;
  line-height: 1.05;
}

.stat .num em {
  font-style: normal;
  color: var(--teal-2);
  font-size: 24px;
}

.stat .label {
  margin-top: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.62);
}

/* ---------- Split / feature rows ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.split.reverse .split-visual {
  order: 2;
}

.split-visual {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: var(--bg-soft);
}

.split-visual img,
.split-visual svg {
  width: 100%;
  height: auto;
}

.split-body h2 {
  font-size: 30px;
  margin-bottom: 16px;
}

.split-body .lead {
  color: var(--muted);
  margin-bottom: 22px;
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 0 0 26px;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 12px;
  font-size: 15px;
}

.check-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: rgba(0, 178, 169, 0.14);
}

.check-list li::after {
  content: '';
  position: absolute;
  left: 5px;
  top: 11px;
  width: 6px;
  height: 3px;
  border-left: 2px solid var(--teal);
  border-bottom: 2px solid var(--teal);
  transform: rotate(-45deg);
}

/* ---------- Steps ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  counter-reset: step;
}

.step {
  position: relative;
  padding: 26px 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.step .step-num {
  font-family: var(--font-latin-cd);
  font-weight: 700;
  font-size: 42px;
  color: transparent;
  -webkit-text-stroke: 1.4px var(--blue);
  line-height: 1;
  margin-bottom: 14px;
}

.step h4 {
  font-size: 16px;
  margin-bottom: 6px;
}

.step p {
  font-size: 13px;
  color: var(--muted);
  margin: 0;
}

/* ---------- News ---------- */
.news-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.news-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.25s;
  box-shadow: var(--shadow-sm);
}

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

.news-thumb {
  height: 160px;
  background: linear-gradient(135deg, var(--navy-2), var(--navy));
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.news-thumb svg {
  height: 100%;
  width: 100%;
}

.news-body {
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.news-tag {
  font-family: var(--font-latin);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 10px;
}

.news-card h3 {
  font-size: 17px;
  line-height: 1.45;
  margin-bottom: 10px;
}

.news-card h3 a {
  color: inherit;
  text-decoration: none;
}

.news-card h3 a:hover {
  color: var(--blue);
}

.news-card p {
  font-size: 14px;
  color: var(--muted);
  flex: 1;
  margin-bottom: 14px;
}

.news-date {
  font-family: var(--font-latin);
  font-size: 13px;
  color: var(--muted-light);
  display: flex;
  align-items: center;
  gap: 8px;
}

.news-date::before {
  content: '';
  width: 22px;
  height: 1px;
  background: var(--line);
}

/* full-width news rows (news page) */
.news-rows .news-row {
  display: grid;
  grid-template-columns: 130px 1fr auto;
  gap: 28px;
  align-items: start;
  padding: 28px 8px;
  border-bottom: 1px solid var(--line);
  transition: background 0.2s;
}

.news-rows .news-row:hover {
  background: var(--bg-soft);
}

.news-rows .nr-date {
  font-family: var(--font-latin);
  color: var(--muted);
  font-size: 14px;
  padding-top: 4px;
}

.news-rows .nr-tag {
  font-family: var(--font-latin);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 6px;
}

.news-rows h3 {
  font-size: 19px;
  margin-bottom: 6px;
}

.news-rows p {
  color: var(--muted);
  font-size: 14.5px;
  margin: 0;
}

/* article category filter (news page) */
.news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 36px;
}

.filter-btn {
  font-family: inherit;
  font-size: 13.5px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s;
}

.filter-btn:hover {
  border-color: var(--blue);
  color: var(--blue);
}

.filter-btn.active {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}

.news-empty {
  text-align: center;
  color: var(--muted);
  margin: 36px 0 8px;
}

.nr-read {
  display: block;
  margin-top: 6px;
  font-size: 12.5px;
  color: var(--muted-light);
}

/* content roadmap block */
.plan-block {
  margin-top: 56px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
  padding: 28px 30px;
}

.plan-head h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

.plan-head p {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 18px;
}

.plan-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.plan-list li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14.5px;
}

.plan-list li:last-child {
  border-bottom: none;
}

.plan-cat {
  flex: 0 0 200px;
  font-family: var(--font-latin);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--blue);
}

.plan-title {
  flex: 1;
  color: var(--text);
}

.plan-status {
  flex: 0 0 auto;
  font-size: 12px;
  color: var(--muted-light);
}

/* ---------- CTA band ---------- */
.cta-band {
  position: relative;
  background:
    radial-gradient(800px 360px at 82% 30%, rgba(49, 106, 202, 0.42), transparent 62%),
    radial-gradient(600px 320px at 12% 90%, rgba(0, 178, 169, 0.22), transparent 60%),
    linear-gradient(120deg, #0b111d, #12264a);
  color: #fff;
  overflow: hidden;
}

.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 90% at 20% 50%, rgba(0, 0, 0, 0.6), transparent 85%);
}

.cta-band .container {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding-top: 64px;
  padding-bottom: 64px;
}

.cta-band h2 {
  color: #fff;
  font-size: 28px;
  margin-bottom: 8px;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.68);
  margin: 0;
  max-width: 620px;
}

.cta-band .btn {
  flex-shrink: 0;
}

/* ---------- Training sub-brand ---------- */
.train-band {
  position: relative;
  background:
    radial-gradient(820px 420px at 88% 10%, rgba(0, 178, 169, 0.24), transparent 62%),
    radial-gradient(560px 300px at 4% 100%, rgba(252, 175, 26, 0.16), transparent 60%),
    linear-gradient(135deg, #0c121d, #0f2338);
  overflow: hidden;
}

.train-band .container {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  padding-top: 72px;
  padding-bottom: 72px;
}

.train-brand {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}

.train-brand .tb-logo {
  width: auto;
  height: 46px;
  padding: 0 18px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--teal), #0a7e78);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--font-latin);
  font-weight: 400;
  font-size: 16px;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.train-brand .tb-logo span {
  display: inline-block;
  transform: scaleY(1.32);
  transform-origin: center;
}

.train-brand .tb-name {
  font-family: var(--font-latin);
  font-size: 26px;
  font-weight: 400;
  color: #fff;
  letter-spacing: 0.08em;
}

.train-brand .tb-name small {
  display: block;
  font-family: var(--font-cn);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.3em;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 2px;
}

.train-band h2 {
  color: #fff;
  font-size: 28px;
  margin-bottom: 12px;
}

.train-band p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 26px;
}

.train-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 30px;
}

.train-points .tp {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.82);
}

.train-points .tp::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--teal);
  flex-shrink: 0;
}

.train-art {
  display: flex;
  justify-content: center;
}

.train-art svg {
  max-width: 420px;
  filter: drop-shadow(0 18px 40px rgba(0, 0, 0, 0.4));
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255, 255, 255, 0.66);
  font-size: 14px;
}

.footer-main {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding: 64px 0 48px;
}

.footer-brand .brand {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.5);
  max-width: 300px;
  margin: 0;
}

.footer-col h4 {
  color: #fff;
  font-size: 15px;
  margin-bottom: 18px;
  font-weight: 600;
}

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

.footer-col li {
  margin-bottom: 10px;
}

.footer-col a {
  color: rgba(255, 255, 255, 0.62);
  transition: color 0.2s;
}

.footer-col a:hover {
  color: #fff;
}

.footer-contact li {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.62);
}

.footer-contact .en {
  font-size: 13px;
}

.footer-bottom {
  border-top: 1px solid var(--line-dark);
  padding: 22px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.42);
}

.footer-bottom .en {
  font-size: 12px;
  letter-spacing: 0.06em;
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.5);
}

.footer-bottom a:hover {
  color: #fff;
}

/* ---------- Forms ---------- */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-grid .full {
  grid-column: 1 / -1;
}

.form-status {
  margin-top: 14px;
  font-size: 14px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  line-height: 1.5;
}

.form-status.ok {
  background: rgba(0, 178, 169, 0.1);
  color: #007b74;
}

.form-status.err {
  background: rgba(214, 69, 65, 0.1);
  color: #b4342c;
}

/* ---------- Article ---------- */
.article-main {
  max-width: 820px;
  margin: 0 auto;
  padding: 64px 24px 90px;
}

.article-back {
  display: inline-block;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 22px;
  text-decoration: none;
}

.article-back:hover {
  color: var(--blue);
}

.article-tag {
  display: inline-block;
  font-family: var(--font-latin);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 10px;
}

.article-meta h1 {
  font-size: 34px;
  margin-bottom: 12px;
}

.article-date {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.article-body {
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
}

.article-body h2 {
  font-size: 24px;
  margin: 36px 0 14px;
}

.article-body h3 {
  font-size: 19px;
  margin: 26px 0 10px;
}

.article-body p {
  margin-bottom: 16px;
}

.article-body ul,
.article-body ol {
  margin: 0 0 16px 1.4em;
}

.article-body li {
  margin-bottom: 6px;
}

.article-body code {
  background: #f1f4f8;
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 0.9em;
}

.article-body pre {
  background: #0e1726;
  color: #dbe4ee;
  border-radius: 10px;
  padding: 18px 20px;
  overflow-x: auto;
  margin-bottom: 18px;
}

.article-body pre code {
  background: none;
  color: inherit;
  padding: 0;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 18px;
  font-size: 15px;
}

.article-body th,
.article-body td {
  border: 1px solid var(--line);
  padding: 8px 12px;
  text-align: left;
}

.article-body th {
  background: var(--bg-soft);
}

.article-body img {
  border-radius: 10px;
  margin: 18px 0;
}

.article-body blockquote {
  border-left: 3px solid var(--teal);
  padding-left: 16px;
  color: var(--muted);
  margin: 0 0 16px;
}

/* ---------- Ready Design ---------- */
.ready-design {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 40px;
  padding: 34px 36px;
  background: var(--bg-dark);
  border-radius: var(--radius);
  color: #fff;
}

.ready-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
}

.ready-card {
  background: var(--bg-dark);
  border-radius: var(--radius);
  padding: 30px 28px;
  color: #fff;
}

.ready-card .rd-icon {
  margin-bottom: 18px;
}

.ready-card .rd-tag {
  margin-bottom: 8px;
}

.ready-card h3 {
  color: #fff;
  font-size: 18px;
  margin-bottom: 10px;
}

.ready-card p {
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  margin-bottom: 16px;
}

.ready-card .card-link {
  color: var(--teal-2);
}


.rd-icon {
  flex: none;
  width: 76px;
  height: 76px;
  border-radius: 18px;
  background: rgba(0, 178, 169, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--teal-2);
}

.rd-icon svg {
  width: 40px;
  height: 40px;
}

.rd-tag {
  font-family: var(--font-latin);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal-2);
  margin-bottom: 6px;
}

.rd-body h3 {
  color: #fff;
  margin-bottom: 8px;
}

.rd-body p {
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  margin-bottom: 16px;
}

@media (max-width: 680px) {
  .ready-design {
    flex-direction: column;
    align-items: flex-start;
  }
  .ready-grid {
    grid-template-columns: 1fr;
  }
}

.field label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 7px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-family: var(--font-cn);
  font-size: 15px;
  color: var(--text);
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.field textarea {
  resize: vertical;
  min-height: 130px;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(49, 106, 202, 0.12);
}

.form-note {
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 10px;
}

.contact-wrap {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}

.contact-cards {
  display: grid;
  gap: 16px;
}

.contact-card {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.contact-card .cc-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 10px;
  background: rgba(49, 106, 202, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-card h4 {
  font-size: 15px;
  margin-bottom: 4px;
}

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

.contact-card .en {
  font-size: 13px;
  color: var(--muted-light);
}

/* ---------- FAQ accordion ---------- */
.accordion {
  border-top: 1px solid var(--line);
}

.acc-item {
  border-bottom: 1px solid var(--line);
}

.acc-head {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 4px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-cn);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  text-align: left;
}

.acc-head .acc-icon {
  font-size: 20px;
  color: var(--blue);
  transition: transform 0.25s;
  flex-shrink: 0;
}

.acc-item.open .acc-icon {
  transform: rotate(45deg);
}

.acc-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.acc-body-inner {
  padding: 0 4px 22px;
  color: var(--muted);
  font-size: 15px;
}

/* ---------- Timeline ---------- */
.timeline {
  position: relative;
  padding-left: 34px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: linear-gradient(to bottom, var(--blue), var(--teal));
}

.tl-item {
  position: relative;
  margin-bottom: 30px;
}

.tl-item::before {
  content: '';
  position: absolute;
  left: -31px;
  top: 7px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--blue);
}

.tl-year {
  font-family: var(--font-latin-cd);
  font-weight: 700;
  font-size: 20px;
  color: var(--blue);
}

.tl-item h4 {
  margin: 4px 0 6px;
  font-size: 16px;
}

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

/* ---------- Jobs ---------- */
.job-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 16px;
  transition: all 0.22s;
  box-shadow: var(--shadow-sm);
}

.job-row:hover {
  border-color: var(--blue);
  box-shadow: var(--shadow-md);
}

.job-row h3 {
  font-size: 17px;
  margin-bottom: 4px;
}

.job-row .meta {
  font-size: 13.5px;
  color: var(--muted);
}

.job-row .meta span {
  margin-right: 18px;
}

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ---------- Mobile ---------- */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--bg-dark);
  z-index: 200;
  padding: 90px 30px 40px;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s;
}

.mobile-menu.open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu a {
  display: block;
  color: rgba(255, 255, 255, 0.88);
  font-size: 19px;
  font-weight: 600;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.mobile-menu .mm-sub {
  margin: 0;
  padding: 0 0 6px 14px;
}

.mobile-menu .mm-sub a {
  font-size: 15px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.6);
  border-bottom: none;
  padding: 9px 0;
}

.mobile-menu .mm-label {
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.35);
  padding: 12px 0 2px;
}

.mobile-menu .btn {
  margin-top: 24px;
  width: 100%;
}

.menu-close {
  position: absolute;
  top: 22px;
  right: 24px;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: transparent;
  color: #fff;
  border-radius: 8px;
  font-size: 20px;
  cursor: pointer;
}

@media (max-width: 1100px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .footer-main {
    grid-template-columns: 1fr 1fr;
  }

  .hero-art {
    width: 62%;
    opacity: 0.55;
  }
}

@media (max-width: 960px) {
  .main-nav,
  .header-cta .btn {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .split,
  .contact-wrap,
  .train-band .container {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .split.reverse .split-visual {
    order: 0;
  }

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

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

  .hero h1 {
    font-size: 36px;
  }

  .hero .container {
    padding-top: 72px;
    padding-bottom: 96px;
  }

  .hero-art {
    display: none;
  }
}

@media (max-width: 680px) {
  .container {
    padding: 0 18px;
  }

  .card-grid,
  .card-grid.cols-3,
  .card-grid.cols-2,
  .stat-grid,
  .news-list,
  .steps,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 60px 0;
  }

  .section-head h2 {
    font-size: 26px;
  }

  .hero h1,
  .page-hero h1 {
    font-size: 30px;
  }

  .hero-meta {
    gap: 24px;
  }

  .cta-band .container {
    flex-direction: column;
    align-items: flex-start;
    padding-top: 48px;
    padding-bottom: 48px;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 44px 0 30px;
  }

  .utility-left span:nth-child(2) {
    display: none;
  }

  .train-points {
    grid-template-columns: 1fr;
  }

  .news-rows .news-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .plan-list li {
    flex-wrap: wrap;
    gap: 4px 14px;
  }

  .plan-cat {
    flex: 1 0 100%;
  }

  .job-row {
    flex-direction: column;
    align-items: flex-start;
  }
}