/* Local fonts */
@font-face {
  font-family: "Inter";
  src: url("../assets/vendor/fonts/inter-400.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../assets/vendor/fonts/inter-500.ttf") format("truetype");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../assets/vendor/fonts/inter-600.ttf") format("truetype");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../assets/vendor/fonts/inter-700.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../assets/vendor/fonts/inter-800.ttf") format("truetype");
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "DM Sans";
  src: url("../assets/vendor/fonts/dm-sans-300.ttf") format("truetype");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "DM Sans";
  src: url("../assets/vendor/fonts/dm-sans-400.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "DM Sans";
  src: url("../assets/vendor/fonts/dm-sans-500.ttf") format("truetype");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "DM Sans";
  src: url("../assets/vendor/fonts/dm-sans-600.ttf") format("truetype");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "DM Sans";
  src: url("../assets/vendor/fonts/dm-sans-700.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* Design tokens */
:root {
  --color-bg: #0d0d0f;
  --color-surface: #13131a;
  --color-surface-2: #1a1a24;
  --color-surface-offset: #1e1e2e;
  --color-border: oklch(from #fff l c h / 0.08);
  --color-text: #e8e8f0;
  --color-text-muted: #8888a0;
  --color-text-faint: #444455;
  --color-primary: #00d4aa;
  --color-primary-hover: #00b894;
  --color-primary-dim: oklch(from #00d4aa l c h / 0.12);
  --font-display: 'Inter', 'DM Sans', 'Helvetica Neue', sans-serif;
  --font-body: 'DM Sans', 'Helvetica Neue', sans-serif;
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(1.85rem, 1.25rem + 2vw, 3rem);
  --text-hero: clamp(2.65rem, 1.1rem + 5.8vw, 5.25rem);
  --shadow-soft: 0 24px 80px rgb(0 0 0 / 0.28);
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --container: min(1120px, calc(100% - 40px));
}

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

/* Base elements */
html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, rgb(0 212 170 / 0.04), transparent 420px),
    var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
}

body,
main {
  overflow-x: clip;
}

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

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

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

button {
  border: 0;
}

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

h1,
h2,
h3 {
  font-family: var(--font-display);
  line-height: 1.02;
  letter-spacing: 0;
}

h1 {
  max-width: 12ch;
  font-size: var(--text-hero);
  font-weight: 800;
  overflow-wrap: anywhere;
}

h2 {
  max-width: 13ch;
  font-size: var(--text-2xl);
  font-weight: 750;
  overflow-wrap: anywhere;
}

h3 {
  font-size: var(--text-lg);
  font-weight: 700;
}

p {
  color: var(--color-text-muted);
}

ul {
  padding-left: 1.1rem;
  margin: 0;
}

li + li {
  margin-top: 0.65rem;
}

::selection {
  background: var(--color-primary-dim);
  color: var(--color-text);
}

/* Shared utilities */
.container {
  width: var(--container);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  transform: translateY(-140%);
  padding: 0.7rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

/* Section primitives */
.section {
  padding: 104px 0;
}

.section__kicker,
.eyebrow {
  color: var(--color-primary);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section__header {
  display: grid;
  gap: 1rem;
  margin-bottom: 2rem;
}

.section__header p:not(.section__kicker) {
  max-width: 58ch;
}

/* Responsive base */
@media (max-width: 720px) {
  :root {
    --container: 100%;
  }

  .container {
    padding-inline: 14px;
  }

  .section {
    padding: 72px 0;
  }

  h1 {
    max-width: 11ch;
  }

  h2 {
    max-width: 13ch;
  }
}

@media (max-width: 420px) {
  :root {
    --container: 100%;
  }

  .container {
    padding-inline: 14px;
  }

  h1 {
    font-size: clamp(2.35rem, 12vw, 3rem);
  }

  h2 {
    font-size: clamp(1.65rem, 8vw, 2.15rem);
  }
}