:root {
  --bg: #ffffff;
  --bg-muted: #fafaf9;
  --bg-sunken: #f4f4f5;
  --fg: #0a0a0a;
  --fg-muted: #52525b;
  --fg-soft: #71717a;
  --accent: #0b455b;
  --accent-2: #278288;
  --accent-3: #78b7ab;
  --accent-soft: #eaf3f2;
  --line: #e4e4e7;
  --line-strong: #d4d4d8;
  --ink: #18181b;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(10, 10, 10, 0.04);
  --shadow-md: 0 10px 30px -12px rgba(10, 10, 10, 0.12);
  --shadow-lg: 0 30px 80px -20px rgba(10, 10, 10, 0.18);
  --container: 1240px;
  --rail-color: #e4e4e7;
  --rail-xl: 1280px;
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  background: #fff;
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

button {
  font: inherit;
  cursor: pointer;
  border: 0;
  background: none;
  color: inherit;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
}

h1 { font-size: clamp(2.4rem, 4.5vw, 4.2rem); line-height: 1.05; }
h2 { font-size: clamp(1.8rem, 3vw, 2.8rem); line-height: 1.15; }
h3 { font-size: 1.25rem; line-height: 1.3; }

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(24px, 4.5vw, 64px);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--accent);
}

.muted {
  color: var(--fg-muted);
}

.section {
  padding: 0;
}

.section-header {
  max-width: 720px;
  margin-bottom: 56px;
}

.section-header p {
  margin-top: 16px;
  font-size: 1.05rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.95rem;
  transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--accent-2);
}

.btn-outline {
  border-color: var(--line-strong);
  color: var(--ink);
  background: #fff;
}

.btn-outline:hover {
  border-color: var(--ink);
}

.btn-ghost {
  color: var(--ink);
}

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

::selection {
  background: var(--accent);
  color: #fff;
}