:root {
  --bg: #ffffff;
  --bg-soft: #f5f5f7;
  --text: #151517;
  --muted: #666b73;
  --line: #e7e7ec;
  --dark: #050505;
  --radius: 28px;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.08);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

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

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 20;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(231, 231, 236, 0.8);
}

.navbar {
  max-width: 1180px;
  margin: 0 auto;
  min-height: 76px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-wrap {
  display: flex;
  align-items: center;
}

.logo {
  height: 48px;
  max-width: 210px;
  width: auto;
  display: block;
  object-fit: contain;
}

.nav-links {
  display: flex;
  gap: 34px;
  list-style: none;
  font-size: 0.95rem;
  color: var(--muted);
}

.nav-links a:hover {
  color: var(--text);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: none;
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  margin: 6px auto;
  transition: 0.25s;
}

.section {
  padding: 110px 24px;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
}

.narrow {
  max-width: 820px;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background:
    radial-gradient(circle at top, rgba(0,0,0,0.08), transparent 34%),
    linear-gradient(180deg, #f7f7f9 0%, #ffffff 72%);
}

.hero-content {
  max-width: 940px;
  padding-top: 60px;
}

.eyebrow {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

h1 {
  font-size: clamp(3.2rem, 8vw, 7.8rem);
  line-height: 0.95;
  letter-spacing: -0.07em;
  font-weight: 800;
  margin-bottom: 28px;
}

h2 {
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.03;
  letter-spacing: -0.05em;
  margin-bottom: 22px;
}

h3 {
  font-size: 1.45rem;
  margin-bottom: 14px;
  letter-spacing: -0.03em;
}

p {
  color: var(--muted);
  font-size: 1.06rem;
}

.hero-text {
  max-width: 650px;
  margin: 0 auto 34px;
  font-size: clamp(1.1rem, 2vw, 1.45rem);
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 600;
  transition: 0.25s ease;
}

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

.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.16);
}

.btn.secondary {
  background: #fff;
  border: 1px solid var(--line);
  color: var(--text);
}

.btn.secondary:hover {
  background: var(--bg-soft);
}

.about {
  background: #fff;
}

.section-heading {
  text-align: center;
  max-width: 740px;
  margin: 0 auto 54px;
}

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

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card,
.panel,
.contact-box {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card {
  padding: 34px;
  min-height: 330px;
  text-align: center;
  transition: 0.25s ease;
}

.card:hover {
  transform: translateY(-6px);
}

.card p {
  text-align: justify;
}

.card-logo {
  width: 100%;
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 30px;
}

.card-logo img {
  max-width: min(100%, 220px);
  max-height: 76px;
  width: auto;
  height: auto;
  display: block;
  object-fit: contain;
}

.mission-vision {
  background: #fff;
}

.split {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.panel {
  padding: 42px;
}

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

.contact-box {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  padding: 46px;
  align-items: center;
}

.contact-info {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 28px;
}

.contact-info p {
  margin-bottom: 12px;
}

.contact-info .btn {
  margin-top: 12px;
  width: 100%;
}

.footer {
  padding: 34px 24px;
  text-align: center;
  background: #fff;
  border-top: 1px solid var(--line);
}

.footer p {
  font-size: 0.95rem;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 860px) {
  .menu-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 76px;
    left: 0;
    width: 100%;
    padding: 28px 24px;
    flex-direction: column;
    gap: 18px;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--line);
    transform: translateY(-130%);
    transition: 0.25s ease;
  }

  .nav-links.open {
    transform: translateY(0);
  }

  .cards,
  .split,
  .contact-box {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 86px 20px;
  }

  .card {
    min-height: auto;
  }

  .logo {
    height: 42px;
    max-width: 180px;
  }

  .contact-box,
  .panel,
  .card {
    padding: 28px;
  }
}