/**
 * Xender BioPharma — theme tokens (TASK-016 / v10 alignment)
 * Manrope (headings) + Inter (body) to match design prototype.
 */

:root {
  --navy: #071d38;
  --blue: #1766b2;
  --blue2: #2c91db;
  --green: #63ad45;
  --ink: #172538;
  --muted: #67778c;
  --line: #dfe8f0;
  --soft: #f5f9fc;
  --white: #fff;
  --shadow: 0 18px 55px rgba(7, 29, 56, 0.11);
  --shadow2: 0 8px 25px rgba(7, 29, 56, 0.08);
  --r: 22px;
  --radius: var(--r);
  --max: 1240px;
  --max-width: var(--max);
  --font-sans: "Inter", "Segoe UI", Arial, sans-serif;
  --font-display: "Manrope", "Segoe UI", Arial, sans-serif;
  --text-base: 1rem;
  --leading: 1.6;
  --focus-ring: 0 0 0 3px rgba(23, 102, 178, 0.35);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading);
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

body.lock,
body.is-menu-open {
  overflow: hidden;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
  box-shadow: var(--focus-ring);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 3000;
  padding: 0.75rem 1rem;
  background: var(--navy);
  color: var(--white);
  border-radius: 10px;
  font-weight: 700;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.container {
  width: min(calc(100% - 40px), var(--max));
  margin-inline: auto;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  color: var(--navy);
  line-height: 1.12;
  margin: 0;
}

h1 {
  font-size: clamp(43px, 5.5vw, 72px);
  letter-spacing: -0.055em;
}

h2 {
  font-size: clamp(34px, 4vw, 52px);
  letter-spacing: -0.045em;
}

h3 {
  font-size: 21px;
  letter-spacing: -0.025em;
}

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

.lead {
  font-size: 18px;
  line-height: 1.75;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--green);
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--green);
}

.btn {
  height: 48px;
  padding: 0 20px;
  border-radius: 13px;
  border: 1px solid transparent;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  cursor: pointer;
  transition: 0.22s;
}

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

.btn:focus-visible {
  outline: 2px solid var(--blue2);
  outline-offset: 3px;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, #0b4780, #217bc5);
  box-shadow: 0 12px 25px rgba(23, 102, 178, 0.22);
}

.btn-green {
  color: #fff;
  background: linear-gradient(135deg, #4c9732, #73bb55);
  box-shadow: 0 12px 25px rgba(99, 173, 69, 0.22);
}

.btn-outline {
  border-color: #bfd0df;
  background: #fff;
  color: var(--navy);
}

.btn-sm {
  height: 41px;
  padding: 0 13px;
  font-size: 12px;
}