/* ---------- Aileron font family ---------- */
@font-face {
  font-family: "Aileron";
  src: url("/static/fonts/Aileron-Light.woff") format("woff");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Aileron";
  src: url("/static/fonts/Aileron-Regular.woff") format("woff");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Aileron";
  src: url("/static/fonts/Aileron-Italic.woff") format("woff");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Aileron";
  src: url("/static/fonts/Aileron-SemiBold.woff") format("woff");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Aileron";
  src: url("/static/fonts/Aileron-Bold.woff") format("woff");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Aileron";
  src: url("/static/fonts/Aileron-Black.woff") format("woff");
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

/* ---------- Design tokens ---------- */
:root {
  --color-navy: #172f56;
  --color-navy-deep: #182968;
  --color-blue: #087eff;
  --color-blue-text: #0a68cc;
  --color-mist: #f2f2f2;
  --color-white: #ffffff;
  --color-ink: #0b1030;
  --color-ink-soft: rgba(11, 16, 48, 0.66);

  --gradient-brand: linear-gradient(135deg, var(--color-navy) 0%, var(--color-blue) 100%);
  --gradient-dark: linear-gradient(160deg, #0d1642 0%, var(--color-navy) 55%, var(--color-blue) 130%);

  --font-body: "Aileron", "Segoe UI", -apple-system, sans-serif;

  --container-max: 1600px;
  --container-pad: clamp(24px, 4vw, 96px);

  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 10px;

  --shadow-soft: 0 30px 80px -30px rgba(9, 20, 78, 0.35);
  --shadow-card: 0 18px 40px -18px rgba(9, 20, 78, 0.28);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

button {
  font-family: inherit;
}

h1, h2, h3, h4, p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-blue-text);
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--color-blue);
}

.section {
  padding-block: clamp(48px, 6vw, 96px);
  position: relative;
}

.section-head {
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: clamp(40px, 5vw, 72px);
}

.section-head.center {
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
  align-items: center;
}

.section-head h2 {
  font-size: clamp(2rem, 3.2vw, 3rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--color-navy);
}

.section-head p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-ink-soft);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out), background 0.35s var(--ease-out), color 0.35s var(--ease-out), border-color 0.35s var(--ease-out);
}

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

.btn:active:not(:disabled) {
  transform: scale(0.97);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

.btn-primary {
  background: var(--gradient-brand);
  color: var(--color-white);
  box-shadow: 0 16px 40px -14px rgba(8, 126, 255, 0.55);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 22px 50px -16px rgba(8, 126, 255, 0.65);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(-2px) scale(0.97);
}

.btn-ghost {
  background: transparent;
  color: var(--color-navy);
  border-color: rgba(23, 47, 86, 0.25);
}

.btn-ghost:hover:not(:disabled) {
  background: rgba(23, 47, 86, 0.06);
  border-color: rgba(23, 47, 86, 0.4);
  transform: translateY(-2px);
}

.btn-light {
  background: var(--color-white);
  color: var(--color-navy);
}

.btn-light:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px -18px rgba(9, 20, 78, 0.35);
}

@media (max-width: 720px) {
  .btn {
    padding: 13px 24px;
    font-size: 0.88rem;
  }
}