:root {
  color-scheme: light;
  --ink: #18181b;
  --muted: #5f6368;
  --line: #d8dde2;
  --surface: #ffffff;
  --soft: #f3f5f7;
  --accent: #0f766e;
  --accent-strong: #0b4f4a;
  --focus: #2563eb;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--surface);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 72px);
  border-bottom: 1px solid rgba(24, 24, 27, 0.08);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
}

.brand {
  font-size: 1.1rem;
  font-weight: 800;
}

.nav {
  display: flex;
  gap: clamp(14px, 3vw, 28px);
  color: var(--muted);
  font-size: 0.95rem;
}

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

.hero {
  min-height: 72vh;
  display: flex;
  align-items: center;
  padding: clamp(56px, 9vw, 120px) clamp(20px, 5vw, 72px);
  background:
    linear-gradient(115deg, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.74)),
    url("https://images.unsplash.com/photo-1518005020951-eccb494ad742?auto=format&fit=crop&w=1800&q=80") center/cover;
  border-bottom: 1px solid var(--line);
}

.hero-content {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  max-width: 820px;
  font-size: clamp(2.4rem, 8vw, 5.8rem);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.05;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  font-size: 1.08rem;
}

.intro {
  max-width: 620px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 1.13rem;
  line-height: 1.7;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 0 18px;
  font: inherit;
  font-weight: 750;
  cursor: pointer;
}

.button.primary {
  color: #ffffff;
  background: var(--accent);
}

.button.primary:hover {
  background: var(--accent-strong);
}

.button.secondary {
  color: var(--ink);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.72);
}

.section {
  padding: clamp(56px, 8vw, 104px) clamp(20px, 5vw, 72px);
}

.section-heading {
  max-width: 760px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
}

.feature,
.status-panel,
.contact-form {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.feature {
  min-height: 150px;
  padding: 22px;
}

.feature p,
.section p {
  color: var(--muted);
  line-height: 1.65;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 480px);
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
  background: var(--soft);
  border-block: 1px solid var(--line);
}

.status-panel {
  padding: 18px;
}

.status-label {
  display: block;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

pre {
  min-height: 120px;
  margin: 0;
  overflow: auto;
  color: #0b1220;
  font-size: 0.86rem;
  line-height: 1.5;
  white-space: pre-wrap;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(280px, 560px);
  gap: clamp(28px, 5vw, 72px);
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 22px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px 13px;
  color: var(--ink);
  font: inherit;
  background: #ffffff;
}

input:focus,
textarea:focus,
.button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.22);
  outline-offset: 2px;
  border-color: var(--focus);
}

.form-status {
  min-height: 24px;
  margin: 0;
  color: var(--muted);
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 26px clamp(20px, 5vw, 72px);
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 760px) {
  .site-header,
  .footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    width: 100%;
    justify-content: space-between;
  }

  .feature-grid,
  .split,
  .contact-section {
    grid-template-columns: 1fr;
  }
}