:root {
  --primary: #19529B;
  --primary-2: #007bff;
  --primary-dark: #0e3a75;
  --navy: #0c2340;
  --text: #222;
  --muted: #666;
  --light: #f5f7fb;
  --line: #e6ebf2;
  --white: #fff;
  --shadow: 0 10px 30px rgba(12, 35, 64, 0.08);
  --header-h: 84px;
  --radius: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  padding-bottom: 0;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; }

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

/* Header — match eesall white bar */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: #fff;
  box-shadow: 0 1px 0 rgba(0,0,0,.06);
}
.header-wrap {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
  height: 72px;
  flex-shrink: 0;
}
.logo img,
.logo svg {
  height: 56px;
  width: auto;
}
.nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav a {
  display: block;
  padding: 10px 18px;
  font-size: 16px;
  font-weight: 700;
  color: #222;
  border-radius: 6px;
  transition: color .2s, background .2s;
}
.nav a:hover,
.nav a.active {
  color: var(--primary-2);
}
.lang {
  position: relative;
  flex-shrink: 0;
}
.lang-btn {
  background: var(--primary-2);
  border: 1px solid var(--primary-2);
  color: #fff;
  padding: 6px 16px;
  font-size: 14px;
  cursor: pointer;
  border-radius: 5px;
  width: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.lang-btn::after {
  content: "";
  border: 4px solid transparent;
  border-top-color: #fff;
  margin-top: 4px;
}
.lang-menu {
  display: none;
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  width: 120px;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 5px;
  box-shadow: 0 2px 10px rgba(0,0,0,.1);
  overflow: hidden;
}
.lang-menu.show { display: block; }
.lang-menu a {
  display: block;
  padding: 8px 12px 8px 28px;
  font-size: 14px;
  color: #333;
  position: relative;
}
.lang-menu a:hover { background: #f5f5f5; }
.lang-menu a.selected {
  background: #e9f5ff;
  font-weight: 700;
}
.lang-menu a.selected::before {
  content: "✓";
  position: absolute;
  left: 10px;
  color: var(--primary-2);
}
.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 0;
  background: transparent;
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  height: 2px;
  background: #222;
  margin: 6px 8px;
}

/* Hero */
.hero {
  position: relative;
  margin-top: var(--header-h);
  min-height: 560px;
  display: flex;
  align-items: center;
  color: #fff;
  overflow: hidden;
  background: #0c2340 center/cover no-repeat;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(8,24,48,.72) 0%, rgba(8,24,48,.38) 55%, rgba(8,24,48,.2) 100%);
}
.hero-inner {
  position: relative;
  z-index: 1;
  padding: 80px 0;
}
.hero-tags {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .5px;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.2;
  font-weight: 800;
  margin-bottom: 18px;
}
.hero h1 em {
  font-style: normal;
  color: #ffd36a;
}
.hero-sub {
  font-size: 24px;
  opacity: .95;
}
.page-hero {
  min-height: 280px;
  align-items: flex-end;
}
.page-hero .hero-inner { padding: 70px 0 50px; }
.page-hero h1 { font-size: clamp(28px, 4vw, 42px); margin-bottom: 8px; }
.page-hero p { font-size: 16px; max-width: 760px; opacity: .92; }

/* Features */
.features {
  background: #fff;
  padding: 28px 0 10px;
}
.feature-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.fea {
  text-align: center;
  padding: 28px 10px;
  border-radius: 8px;
  transition: transform .2s, box-shadow .2s;
}
.fea:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.fea i {
  font-size: 42px;
  color: var(--primary-2);
  display: block;
  margin-bottom: 12px;
}
.fea h4 { font-size: 16px; font-weight: 700; }

/* Sections */
.section { padding: 72px 0; }
.section.alt { background: var(--light); }
.section-title {
  text-align: center;
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 12px;
}
.section-desc {
  text-align: center;
  color: var(--muted);
  max-width: 780px;
  margin: 0 auto 42px;
  font-size: 16px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.product-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .25s;
}
.product-card:hover { transform: translateY(-6px); }
.product-card .pic {
  height: 190px;
  background: #ddd center/cover no-repeat;
}
.product-card .body { padding: 20px 22px 24px; }
.product-card h3 { font-size: 18px; margin-bottom: 8px; }
.product-card p { color: var(--muted); font-size: 14px; }

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.service-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 22px;
  transition: border-color .2s, box-shadow .2s;
}
.service-card:hover {
  border-color: var(--primary-2);
  box-shadow: var(--shadow);
}
.service-card i {
  font-size: 34px;
  color: var(--primary-2);
  margin-bottom: 12px;
  display: block;
}
.service-card h3 { font-size: 18px; margin-bottom: 8px; }
.service-card p { color: var(--muted); font-size: 14px; }

.split {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 48px;
  align-items: center;
}
.split img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  border-radius: 12px;
}
.split-reverse {
  direction: rtl;
}
.split-reverse > * {
  direction: ltr;
}
.split h2 { font-size: 30px; margin-bottom: 16px; }
.split p { color: #444; margin-bottom: 12px; }

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 36px;
}
.stat {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 10px;
  padding: 22px 16px;
  text-align: center;
  color: #fff;
}
.stat b {
  display: block;
  font-size: 32px;
  color: #ffd36a;
  line-height: 1.2;
}
.stat span { font-size: 14px; opacity: .9; }

.adv-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.adv {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px 22px 26px;
  box-shadow: var(--shadow);
}
.adv .num {
  color: var(--primary-2);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.adv h3 { font-size: 18px; margin-bottom: 8px; }
.adv p { color: var(--muted); font-size: 14px; }
.adv i { font-size: 30px; color: var(--primary-2); margin-bottom: 10px; display: block; }

.timeline {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: #d5e4f7;
}
.tl-item {
  position: relative;
  padding: 0 0 32px 56px;
}
.tl-item::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 8px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary-2);
  box-shadow: 0 0 0 4px #e7f1ff;
}
.tl-item h3 { font-size: 18px; margin-bottom: 4px; }
.tl-item .year { color: var(--primary); font-weight: 700; margin-bottom: 4px; }
.tl-item p { color: var(--muted); font-size: 14px; }

.partner-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}
.partner-list span {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 18px;
  font-size: 14px;
  color: #333;
}

.cta {
  background: linear-gradient(135deg, #0e3a75, #19529B 50%, #007bff);
  color: #fff;
  text-align: center;
}
.cta h2 { font-size: 30px; margin-bottom: 10px; }
.cta p { opacity: .92; margin-bottom: 22px; }
.btn {
  display: inline-block;
  background: #ffd36a;
  color: #1a2a44;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: 6px;
}
.btn:hover { filter: brightness(1.05); }

/* Side actions */
.action-bar {
  position: fixed;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 900;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.action-item {
  width: 54px;
  background: var(--primary);
  color: #fff;
  border-radius: 8px;
  text-align: center;
  padding: 10px 4px 8px;
  font-size: 12px;
  cursor: pointer;
  position: relative;
  box-shadow: 0 6px 16px rgba(25,82,155,.25);
}
.action-item i { display: block; font-size: 20px; margin-bottom: 4px; }
.action-pop {
  display: none;
  position: absolute;
  right: 64px;
  top: 50%;
  transform: translateY(-50%);
  background: #fff;
  color: #222;
  min-width: 200px;
  padding: 14px 16px;
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0,0,0,.15);
  text-align: left;
  white-space: nowrap;
}
.action-item:hover .action-pop { display: block; }
.action-pop a { color: var(--primary); font-weight: 700; }

/* Footer — new, reference site has none on desktop */
.site-footer {
  background: #0c2340;
  color: #c9d6e8;
  padding: 56px 0 20px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr .8fr .9fr 1.1fr;
  gap: 32px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.site-footer h4 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 14px;
}
.site-footer p { font-size: 14px; line-height: 1.8; }
.site-footer a { color: #c9d6e8; }
.site-footer a:hover { color: #fff; }
.site-footer li { margin-bottom: 8px; font-size: 14px; }
.footer-brand img,
.footer-brand svg { height: 82px; margin-bottom: 14px; filter: brightness(0) invert(1); }
.adv-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.footer-copy {
  padding-top: 18px;
  font-size: 13px;
  color: #8aa0bc;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

/* Mobile footer bar like eesall */
.footer-bar {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 950;
  background: var(--primary);
}
.footer-bar a {
  flex: 1;
  color: #fff;
  text-align: center;
  padding: 8px 4px 10px;
  font-size: 12px;
}
.footer-bar i { display: block; font-size: 18px; margin-bottom: 2px; }

@media (max-width: 1024px) {
  .feature-row { grid-template-columns: repeat(3, 1fr); }
  .product-grid, .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .adv-grid.cols-3 { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .split, .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .nav, .lang { display: none; }
  .nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: #fff;
    padding: 12px 0 20px;
    box-shadow: 0 12px 24px rgba(0,0,0,.08);
  }
  .menu-toggle { display: block; }
  .hero { min-height: 420px; }
  .hero-sub { font-size: 16px; }
  .feature-row, .product-grid, .service-grid, .adv-grid, .adv-grid.cols-3, .split, .footer-grid, .stats {
    grid-template-columns: 1fr;
  }
  .split-reverse {
    direction: ltr;
  }
  .action-bar { display: none; }
  .footer-bar { display: flex; }
  body { padding-bottom: 62px; }
  .section { padding: 48px 0; }
}