:root {
  --navy: #14213D;
  --navy-soft: #1E3358;
  --blue: #2E8BC0;
  --blue-light: #E8F2F9;
  --ink: #1B222E;
  --muted: #5B6672;
  --bg: #FFFFFF;
  --bg-alt: #F5F8FA;
  --border: #E3E9ED;
  --radius: 10px;
  --max-width: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.container.narrow { max-width: 760px; }
.center { text-align: center; }

a { color: inherit; }

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-row {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  margin-right: auto;
}

.brand-mark { width: 36px; height: 36px; }
.brand-mark.small { width: 28px; height: 28px; }

.brand-name {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.01em;
  color: var(--navy);
}

.main-nav {
  display: flex;
  gap: 28px;
}

.main-nav a {
  text-decoration: none;
  color: var(--navy);
  font-size: 0.95rem;
  font-weight: 500;
  opacity: 0.85;
}

.main-nav a:hover { opacity: 1; color: var(--blue); }

.lang-switch {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
}

.lang-btn {
  border: none;
  background: transparent;
  padding: 6px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--muted);
}

.lang-btn.active {
  background: var(--navy);
  color: #fff;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
}

/* Hero */
.hero {
  position: relative;
  padding: 96px 0 84px;
  overflow: hidden;
  background: linear-gradient(180deg, var(--blue-light) 0%, var(--bg) 100%);
}

.hero-rings {
  position: absolute;
  top: -160px;
  right: -160px;
  width: 560px;
  height: 560px;
  border-radius: 50%;
  border: 60px solid rgba(46,139,192,0.10);
  pointer-events: none;
}

.hero-rings::after {
  content: "";
  position: absolute;
  inset: 90px;
  border-radius: 50%;
  border: 40px solid rgba(20,33,61,0.06);
}

.hero-inner { position: relative; max-width: 720px; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--blue);
  margin: 0 0 16px;
}

.hero h1 {
  font-size: clamp(2.1rem, 4vw, 3rem);
  line-height: 1.15;
  color: var(--navy);
  margin: 0 0 20px;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--muted);
  margin: 0 0 32px;
  max-width: 60ch;
}

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

.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

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

.btn-primary:hover { box-shadow: 0 8px 20px rgba(20,33,61,0.25); transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--navy);
  border: 1px solid var(--border);
}

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

/* Sections */
.section { padding: 88px 0; }
.section-alt { background: var(--bg-alt); }

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

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--blue);
  margin: 0 0 12px;
}

.kicker.light { color: #7FBEE3; }

h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  color: var(--navy);
  margin: 0 0 24px;
}

h2.light { color: #fff; }

.light-sub {
  color: #C7D3E0;
  font-size: 1.1rem;
  max-width: 62ch;
  margin: 0 auto;
}

#what p { color: var(--muted); font-size: 1.05rem; margin: 0 0 18px; }

/* Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.step-no {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 10px;
}

.step h3 {
  color: var(--navy);
  font-size: 1.1rem;
  margin: 0 0 10px;
}

.step p { color: var(--muted); margin: 0; font-size: 0.96rem; }

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.card h3 { color: var(--navy); margin: 0 0 12px; font-size: 1.1rem; }
.card p { color: var(--muted); margin: 0; font-size: 0.96rem; }

/* Contact */
#contact h2 { margin-bottom: 12px; }
#contact > .container > p:not(.kicker) { color: var(--muted); font-size: 1.05rem; margin-bottom: 40px; }

.contact-info {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.contact-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-decoration: none;
  padding: 20px 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 220px;
}

.contact-link:hover { border-color: var(--blue); }

.contact-label {
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--blue);
}

.contact-value {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--navy);
}

.location { color: var(--muted); font-size: 0.9rem; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--navy);
}

.footer-row p { color: var(--muted); font-size: 0.85rem; margin: 0; }

/* Responsive */
@media (max-width: 900px) {
  .steps { grid-template-columns: repeat(2, 1fr); }
  .cards { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .main-nav {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 16px 24px;
    gap: 16px;
    display: none;
  }
  .main-nav.open { display: flex; }
  .nav-toggle { display: flex; }
  .steps { grid-template-columns: 1fr; }
  .header-row { height: 68px; }
}