:root {
  --bg: #f4f7f8;
  --ink: #122023;
  --muted: #49595d;
  --accent: #0b6b77;
  --accent-deep: #00515b;
  --surface: #ffffff;
  --surface-soft: #e7eff2;
  --line: #cfdadd;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "IBM Plex Sans", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at 5% 10%, #d8eaef 0%, transparent 35%),
              radial-gradient(circle at 95% 0%, #ffe4d8 0%, transparent 30%),
              var(--bg);
  line-height: 1.55;
}

h1,
h2,
h3,
.brand-text {
  font-family: "Space Grotesk", sans-serif;
  letter-spacing: -0.015em;
}

.container {
  width: min(1120px, 90vw);
  margin: 0 auto;
}

.bg-shape {
  position: fixed;
  z-index: -1;
  border-radius: 999px;
  filter: blur(80px);
  opacity: 0.25;
}

.bg-shape-a {
  width: 260px;
  height: 260px;
  background: #78c6d6;
  top: 60px;
  left: -60px;
}

.bg-shape-b {
  width: 340px;
  height: 340px;
  background: #66aeb6;
  bottom: 60px;
  right: -90px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
  background: rgba(244, 247, 248, 0.84);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
}

.brand img {
  width: 120px;
  height: auto;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem;
}

.main-nav a {
  text-decoration: none;
  color: var(--ink);
  font-weight: 500;
  padding: 0.35rem 0.6rem;
  border-radius: 0.5rem;
  border: 1px solid transparent;
}

.main-nav a.active {
  color: var(--accent-deep);
  font-weight: 700;
  background: var(--surface-soft);
  border-color: var(--line);
  text-decoration: underline;
  text-underline-offset: 0.18rem;
  text-decoration-thickness: 2px;
}

.hero {
  padding: 5.3rem 0 3.2rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: start;
}

.eyebrow {
  margin: 0 0 0.4rem;
  color: var(--accent-deep);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  font-size: 0.8rem;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 1.08;
  margin: 0;
}

.lead {
  margin-top: 1rem;
  color: var(--muted);
  max-width: 62ch;
}

.hero-actions {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.btn {
  display: inline-block;
  text-decoration: none;
  border-radius: 0.65rem;
  padding: 0.7rem 1rem;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 10px 20px rgba(11, 107, 119, 0.25);
}

.btn-ghost {
  border-color: var(--line);
  color: var(--ink);
  background: var(--surface);
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.2rem;
  box-shadow: 0 12px 28px rgba(18, 32, 35, 0.08);
}

.panel h2 {
  margin-top: 0;
}

.panel ul {
  margin: 0;
  padding-left: 1rem;
}

.section {
  padding: 3.2rem 0;
}

.section-title {
  font-size: clamp(1.5rem, 2.6vw, 2.2rem);
  margin-top: 0;
  margin-bottom: 1.2rem;
}

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

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  padding: 1.1rem;
}

.card h3 {
  margin-top: 0;
}

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

.section-alt {
  background: linear-gradient(180deg, transparent, rgba(140, 182, 196, 0.11));
}

.expertise-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem 2rem;
  align-items: center;
}

.tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.tags li {
  background: var(--surface-soft);
  border: 1px solid var(--line);
  padding: 0.42rem 0.72rem;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 500;
}

.page-head {
  padding: 4rem 0 1.2rem;
}

.page-head p {
  max-width: 72ch;
  color: var(--muted);
}

.two-col {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, 1fr);
}

.timeline {
  display: grid;
  gap: 1rem;
}

.timeline-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 5px solid var(--accent);
  border-radius: 0.9rem;
  padding: 1rem;
}

.timeline-item h3 {
  margin-top: 0;
}

.contact-box {
  background: var(--surface);
  border-radius: 1rem;
  border: 1px solid var(--line);
  padding: 1.5rem;
  text-align: center;
}

.form-wrap {
  background: var(--surface);
  border-radius: 1rem;
  border: 1px solid var(--line);
  padding: 1.2rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.9rem;
}

.field {
  display: grid;
  gap: 0.35rem;
}

.field.full {
  grid-column: 1 / -1;
}

label {
  font-size: 0.92rem;
  font-weight: 600;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  padding: 0.62rem 0.72rem;
  font: inherit;
  background: #fff;
}

textarea {
  resize: vertical;
  min-height: 120px;
}

.form-note {
  margin: 0.7rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.form-status {
  margin-top: 0.7rem;
  font-weight: 600;
}

.form-status.success {
  color: #167d3f;
}

.form-status.error {
  color: #a52222;
}

.site-footer {
  padding: 1.1rem 0 2rem;
}

.footer-wrap {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
  color: var(--muted);
  font-size: 0.94rem;
}

@media (max-width: 900px) {
  .hero-grid,
  .cards,
  .expertise-grid,
  .two-col,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .main-nav {
    gap: 0.9rem;
    font-size: 0.95rem;
  }

  .hero {
    padding-top: 4.1rem;
  }
}