/* ==========================================================================
   base.css — design tokens, reset, typography
   ========================================================================== */
:root {
  /* Palette: deep night + amber */
  --bg: #07080c;
  --bg-2: #0b0d13;
  --surface: #10131b;
  --surface-solid: #11141c;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);

  --text: #e8eaef;
  --text-2: #bfc4cf;
  --muted: #9097a7;
  --dim: #5f6576;

  --accent: #f5b048;
  --accent-2: #ff7a45;
  --cool: #5eead4;
  --glow: 245, 176, 72; /* rgb of --accent for rgba() */

  /* Type */
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: "Space Grotesk", var(--font-sans);
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Layout */
  --container: 1180px;
  --nav-h: 72px;
  --radius: 18px;
  --radius-sm: 10px;

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

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  position: relative;
  background: black;
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
svg {
  display: block;
  max-width: 100%;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}
ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

::selection {
  background: rgba(var(--glow), 0.3);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

section[id] {
  scroll-margin-top: var(--nav-h);
}

.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}
.mono {
  font-family: var(--font-mono);
}
.accent {
  color: var(--accent);
}

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

.skip-link {
  position: absolute;
  top: 0;
  left: 0.75rem;
  z-index: 10000;
  padding: 0.65rem 1rem;
  background: var(--accent);
  color: #07080c;
  font-weight: 600;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  transform: translateY(-120%);
  transition: transform 0.2s var(--ease-out);
}
.skip-link:focus {
  transform: translateY(0);
  outline: none;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: #1d212c;
  border-radius: 10px;
  border: 2px solid var(--bg);
}
::-webkit-scrollbar-thumb:hover {
  background: #2a2f3d;
}
html {
  scrollbar-color: #1d212c var(--bg);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}