:root {
  --navy: #102a43;
  --blue: #1769aa;
  --blue-dark: #0f4f86;
  --red: #c91f2c;
  --red-dark: #a91623;
  --ink: #17212b;
  --muted: #647383;
  --line: #dfe5eb;
  --panel: #f5f7f9;
  --panel-2: #eef3f7;
  --white: #ffffff;
  --max: 1160px;
  --radius: 7px;
  --shadow: 0 12px 32px rgba(16, 42, 67, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font: inherit; }
.container { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.97);
  border-bottom: 1px solid rgba(223,229,235,.9);
  backdrop-filter: blur(8px);
}
.navbar { width: min(calc(100% - 40px), 1450px); height: 96px; display: flex; align-items: center; gap: 34px; }
.brand { display: flex; align-items: center; margin-right: auto; }
.brand img { width: 300px; height: 75px; object-fit: contain; object-position: left center; }
.site-nav { display: flex; align-items: center; gap: 27px; font-size: 15px; font-weight: 650; color: #304253; }
.site-nav a { position: relative; padding: 29px 0 25px; white-space: nowrap; }
.site-nav a:hover, .site-nav a.active { color: var(--blue-dark); }
.site-nav a.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 17px; height: 2px; background: var(--red);
}
.lang-switch {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 40px; height: 32px; padding: 0 9px; border: 1px solid var(--line); border-radius: 4px;
  font-size: 12px; font-weight: 800; letter-spacing: .06em; color: var(--navy); background: var(--white);
}
.lang-switch:hover { border-color: var(--blue); }
.menu-toggle { display: none; border: 0; background: transparent; padding: 8px; }
.menu-toggle span { display: block; width: 24px; height: 2px; margin: 5px 0; background: var(--navy); }

.hero { padding: 104px 0 92px; position: relative; overflow: hidden; }
.hero::after {
  content: ""; position: absolute; width: 440px; height: 440px; border-radius: 50%;
  right: -170px; top: 20px; border: 62px solid #f4f7fa; z-index: -1;
}
.hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 76px; align-items: center; }
.eyebrow { color: var(--red); font-size: 13px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; margin-bottom: 18px; }
h1, h2, h3 { color: var(--navy); line-height: 1.15; margin-top: 0; }
h1 { font-size: clamp(42px, 5vw, 66px); letter-spacing: -.035em; margin-bottom: 24px; max-width: 850px; }
h2 { font-size: clamp(30px, 3.2vw, 44px); letter-spacing: -.025em; margin-bottom: 18px; }
h3 { font-size: 21px; margin-bottom: 10px; }
.lead { font-size: 20px; color: #4f6172; max-width: 760px; margin: 0 0 34px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 20px; border-radius: 4px; font-weight: 750; font-size: 14px; border: 1px solid transparent; transition: .2s ease; }
.btn-primary { background: var(--blue-dark); color: white; }
.btn-primary:hover { background: var(--navy); transform: translateY(-1px); }
.btn-secondary { background: white; color: var(--navy); border-color: var(--line); }
.btn-secondary:hover { border-color: var(--blue); color: var(--blue-dark); }
.hero-mark {
  background: var(--panel); border-left: 4px solid var(--red); padding: 34px; border-radius: var(--radius);
}
.hero-mark p { font-size: 17px; color: #45586b; margin: 0; }
.hero-mark strong { display: block; color: var(--navy); font-size: 23px; margin-bottom: 10px; }

.section { padding: 88px 0; }
.section-alt { background: var(--panel); }
.section-head { max-width: 760px; margin-bottom: 38px; }
.section-head p { color: var(--muted); font-size: 18px; margin: 0; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
  background: var(--white); border: 1px solid var(--line); padding: 32px; min-height: 245px; border-radius: var(--radius);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.section:not(.section-alt) .card { background: var(--panel); border-color: transparent; }
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #cad6e0; }
.icon { width: 54px; height: 54px; display: grid; place-items: center; color: var(--red); margin-bottom: 23px; }
.icon svg { width: 48px; height: 48px; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.card p { color: var(--muted); margin: 0; }
.card-link { margin-top: 20px; display: inline-flex; align-items: center; gap: 8px; font-weight: 750; font-size: 14px; color: var(--blue-dark); }
.card-link::after { content: "→"; color: var(--red); }

.process { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 40px; }
.step { position: relative; padding: 25px 22px 24px; border-top: 3px solid var(--blue-dark); background: white; min-height: 155px; }
.step-num { font-size: 12px; font-weight: 800; color: var(--red); margin-bottom: 14px; letter-spacing: .08em; }
.step strong { color: var(--navy); display: block; font-size: 18px; margin-bottom: 6px; }
.step span { color: var(--muted); font-size: 14px; }

.statement { background: var(--navy); color: white; padding: 64px 0; }
.statement h2 { color: white; margin-bottom: 28px; }
.value-chain { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; }
.value-chain span { display: inline-flex; align-items: center; padding: 13px 16px; border: 1px solid rgba(255,255,255,.24); border-radius: 4px; font-weight: 700; }
.value-chain i { font-style: normal; color: #ff7c85; font-size: 22px; }

.page-hero { padding: 84px 0 62px; border-bottom: 1px solid var(--line); background: linear-gradient(180deg, #fff, #f8fafc); }
.page-hero h1 { font-size: clamp(38px, 4vw, 56px); max-width: 900px; margin-bottom: 18px; }
.page-hero .lead { max-width: 840px; margin-bottom: 0; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.copy p { color: #506172; font-size: 17px; }
.copy h3 { margin-top: 30px; }
.mini-list { list-style: none; margin: 20px 0 0; padding: 0; }
.mini-list li { padding: 12px 0 12px 24px; border-bottom: 1px solid var(--line); position: relative; color: #415365; }
.mini-list li::before { content: ""; width: 7px; height: 7px; border: 2px solid var(--red); border-radius: 50%; position: absolute; left: 0; top: 19px; }
.callout { padding: 30px; background: var(--panel); border-left: 4px solid var(--blue-dark); border-radius: var(--radius); }
.callout strong { color: var(--navy); font-size: 20px; display: block; margin-bottom: 8px; }
.callout p { margin: 0; color: var(--muted); }

.contact-panel { display: grid; grid-template-columns: 1.15fr .85fr; gap: 32px; }
.contact-box { background: var(--panel); padding: 34px; border-radius: var(--radius); }
.contact-links { display: flex; flex-direction: column; gap: 12px; margin-top: 22px; }
.contact-links a { width: fit-content; color: var(--blue-dark); font-weight: 750; border-bottom: 1px solid #b6c9da; }
.contact-note { color: var(--muted); font-size: 14px; margin-top: 18px; }

.site-footer { border-top: 1px solid var(--line); padding: 38px 0 28px; background: white; }
.footer-row { display: flex; justify-content: space-between; gap: 30px; align-items: center; }
.footer-brand { display: flex; align-items: center; gap: 18px; }
.footer-brand img { width: 180px; height: 48px; object-fit: contain; object-position: left center; }
.footer-note { color: #748291; font-size: 13px; }
.footer-links { display: flex; gap: 20px; font-size: 13px; font-weight: 700; color: #526273; }

@media (max-width: 1200px) {
  .site-nav {
    display: none; position: absolute; top: 96px; left: 0; right: 0; background: white; border-bottom: 1px solid var(--line);
    padding: 15px 20px 24px; flex-direction: column; align-items: stretch; gap: 0;
  }
  .menu-open .site-nav { display: flex; }
  .site-nav a { padding: 13px 0; border-bottom: 1px solid var(--line); }
  .site-nav a.active::after { display: none; }
  .menu-toggle { display: block; }
  .navbar > .lang-switch { margin-left: 4px; }
}

@media (max-width: 900px) {
  .hero-grid, .two-col, .contact-panel { grid-template-columns: 1fr; gap: 38px; }
  .cards { grid-template-columns: 1fr 1fr; }
  .process { grid-template-columns: 1fr 1fr; }
  .hero { padding-top: 72px; }
}
@media (max-width: 620px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  .navbar { width: min(calc(100% - 28px), 1450px); height: 76px; gap: 10px; }
  .brand img { width: min(230px, calc(100vw - 120px)); height: 58px; }
  .site-nav { top: 76px; }
  .hero, .section { padding: 62px 0; }
  .page-hero { padding: 58px 0 46px; }
  .cards, .process { grid-template-columns: 1fr; }
  .card { min-height: 0; }
  .footer-row { flex-direction: column; align-items: flex-start; }
  .footer-links { flex-wrap: wrap; }
  .value-chain { align-items: stretch; flex-direction: column; }
  .value-chain i { transform: rotate(90deg); align-self: center; line-height: 1; }
}