:root {
  --ink: #152936;
  --muted: #5d6b73;
  --blue: #007ca8;
  --blue-dark: #07506b;
  --surface: #ffffff;
  --soft: #f4f8fa;
  --line: #dce6eb;
  --shadow: 0 18px 45px rgba(12, 40, 55, 0.14);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: #ffffff;
  line-height: 1.6;
}

a { color: inherit; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 5vw, 56px);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  text-decoration: none;
  min-width: 0;
}

.brand-logo {
  width: 58px;
  height: 58px;
  object-fit: contain;
  border-radius: 14px;
  box-shadow: 0 6px 18px rgba(21, 41, 54, 0.13);
  flex: 0 0 auto;
  background: #eef3f5;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.12;
}

.brand-name {
  font-weight: 800;
  letter-spacing: 0.055em;
  font-size: 1.08rem;
  white-space: nowrap;
}

.brand-tagline {
  margin-top: 4px;
  font-size: 0.78rem;
  color: var(--muted);
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 3vw, 30px);
  font-weight: 700;
  font-size: 0.96rem;
}

.site-nav a {
  text-decoration: none;
  color: var(--ink);
}

.site-nav a:hover { color: var(--blue); }

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(74px, 11vw, 126px) clamp(22px, 6vw, 70px);
  background:
    radial-gradient(circle at 82% 22%, rgba(0, 124, 168, 0.16), transparent 30%),
    linear-gradient(135deg, #eef7fa 0%, #ffffff 42%, #e7f1f5 100%);
  text-align: center;
}

.hero-inner {
  max-width: 980px;
  margin: 0 auto;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 18px;
  padding: 7px 14px;
  border: 1px solid rgba(0, 124, 168, 0.26);
  border-radius: 999px;
  color: var(--blue-dark);
  background: rgba(255, 255, 255, 0.72);
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
}

h1 {
  max-width: 950px;
  margin: 0 auto 18px;
  font-size: clamp(2.15rem, 6vw, 4.65rem);
  line-height: 1.04;
  letter-spacing: -0.045em;
  color: var(--ink);
}

.hero p {
  max-width: 720px;
  margin: 0 auto 34px;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  background: var(--blue);
  color: #ffffff;
  text-decoration: none;
  font-weight: 800;
  box-shadow: 0 12px 22px rgba(0, 124, 168, 0.28);
}

.button:hover { background: var(--blue-dark); }

section {
  padding: clamp(54px, 8vw, 84px) clamp(22px, 6vw, 70px);
}

.section-inner {
  max-width: 1120px;
  margin: 0 auto;
}

.section-title {
  margin: 0 0 18px;
  font-size: clamp(1.85rem, 3.4vw, 2.75rem);
  line-height: 1.15;
  letter-spacing: -0.026em;
  color: var(--ink);
}

.section-lead {
  max-width: 900px;
  margin: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.expertise { background: var(--soft); }

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  margin-top: 34px;
}

.card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--surface);
  box-shadow: 0 10px 26px rgba(12, 40, 55, 0.07);
}

.card h3 {
  margin: 0 0 10px;
  font-size: 1.18rem;
  color: var(--blue-dark);
}

.card p {
  margin: 0;
  color: var(--muted);
}

.contact-wrap {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 36px;
  align-items: start;
}

.contact-note {
  padding: 26px;
  border-radius: 20px;
  background: var(--soft);
  border: 1px solid var(--line);
}

form {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #ffffff;
  box-shadow: var(--shadow);
}

label {
  display: block;
  margin: 0 0 8px;
  font-weight: 700;
  color: var(--ink);
}

input, textarea {
  width: 100%;
  margin-bottom: 18px;
  padding: 13px 14px;
  border: 1px solid #cbd8df;
  border-radius: 12px;
  font: inherit;
  color: var(--ink);
  background: #ffffff;
}

textarea { min-height: 140px; resize: vertical; }

button {
  width: 100%;
  min-height: 48px;
  border: 0;
  border-radius: 999px;
  background: var(--blue);
  color: #ffffff;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

button:hover { background: var(--blue-dark); }

.site-footer {
  padding: 28px clamp(22px, 6vw, 70px);
  text-align: center;
  color: var(--muted);
  background: #0f2531;
  color: rgba(255, 255, 255, 0.82);
}

@media (max-width: 820px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .brand-logo { width: 50px; height: 50px; }
  .brand-tagline { white-space: normal; }
  .cards, .contact-wrap { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .brand-name { font-size: 0.98rem; }
  .brand-tagline { display: none; }
  .site-nav { font-size: 0.92rem; }
}