@font-face {
  font-family: "Space Grotesk";
  src: url("../assets/fonts/space-grotesk.woff2") format("woff2");
  font-weight: 300 700;
  font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("../assets/fonts/jetbrains-mono.woff2") format("woff2");
  font-weight: 100 800;
  font-display: swap;
}

:root {
  --bg: #07070a;
  --bg-2: #0d0d12;
  --bg-3: #14141b;
  --ink: #f2f0ea;
  --muted: #8f8d99;
  --line: rgba(242, 240, 234, 0.12);
  --accent: #8a5cff;
  --accent-soft: rgba(138, 92, 255, 0.16);
  --font: "Space Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "Cascadia Code", Consolas, monospace;
  --cut: clamp(28px, 5vw, 72px);
  --wrap: min(1180px, 100% - 2.5rem);
  --header-h: 72px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }
::selection { background: var(--accent); color: #fff; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.wrap { width: var(--wrap); margin-inline: auto; }
.mono { font-family: var(--mono); }
.eyebrow {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: currentColor; transform: skewX(-35deg); }
.section-title {
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 700;
  margin-top: 1rem;
  max-width: 18ch;
}
.section-title em { font-style: normal; color: var(--accent); }
.lead { color: var(--muted); max-width: 60ch; margin-top: 1.25rem; }
.section { padding-block: clamp(4.5rem, 10vw, 8rem); position: relative; }
.section--cut {
  background: var(--bg-2);
  clip-path: polygon(0 var(--cut), 100% 0, 100% calc(100% - var(--cut)), 0 100%);
  padding-block: calc(clamp(4.5rem, 10vw, 8rem) + var(--cut));
  margin-block: calc(var(--cut) * -0.5);
}

/* Header */
.site-header {
  position: fixed; inset: 0 0 auto 0; height: var(--header-h); z-index: 50;
  transition: background 0.4s var(--ease), border-color 0.4s;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled { background: rgba(7, 7, 10, 0.82); backdrop-filter: blur(14px); border-color: var(--line); }
.site-header .wrap { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.brand { display: flex; align-items: center; gap: 0.75rem; font-weight: 700; letter-spacing: 0.12em; font-size: 0.9rem; }
.brand svg { width: 34px; height: 30px; color: var(--ink); }
.brand:hover svg .n-b { transform: translate(4px, -4px); }
.brand svg .n-b { transition: transform 0.35s var(--ease); }
.nav { display: flex; align-items: center; gap: clamp(1rem, 2vw, 2rem); }
.nav a:not(.btn) { font-size: 0.92rem; color: var(--muted); position: relative; padding-block: 0.4rem; transition: color 0.25s; }
.nav a:not(.btn)::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--accent);
  transform: scaleX(0) skewX(-35deg); transform-origin: left; transition: transform 0.35s var(--ease);
}
.nav a:not(.btn):hover, .nav a.is-active:not(.btn) { color: var(--ink); }
.nav a:not(.btn):hover::after, .nav a.is-active:not(.btn)::after { transform: scaleX(1) skewX(-35deg); }
.header-tools { display: flex; align-items: center; gap: 1rem; }
.lang { display: inline-flex; border: 1px solid var(--line); font-family: var(--mono); font-size: 0.75rem; }
.lang button { background: none; border: 0; padding: 0.4rem 0.65rem; cursor: pointer; color: var(--muted); letter-spacing: 0.08em; }
.lang button[aria-pressed="true"] { background: var(--ink); color: var(--bg); }
.burger { display: none; width: 44px; height: 44px; background: none; border: 1px solid var(--line); cursor: pointer; position: relative; }
.burger span { position: absolute; left: 12px; right: 12px; height: 2px; background: var(--ink); transition: transform 0.3s var(--ease), opacity 0.2s; }
.burger span:nth-child(1) { top: 15px; } .burger span:nth-child(2) { top: 21px; } .burger span:nth-child(3) { top: 27px; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Buttons */
.btn {
  --skew: -14deg;
  display: inline-flex; align-items: center; gap: 0.6rem; padding: 0.95rem 1.7rem;
  font-weight: 600; font-size: 0.95rem; border: 0; cursor: pointer; position: relative; overflow: hidden;
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  transition: color 0.3s, transform 0.3s var(--ease);
  isolation: isolate;
}
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: -1; transform: translateX(-102%) skewX(var(--skew));
  transition: transform 0.45s var(--ease);
}
.btn:hover::before { transform: translateX(0) skewX(var(--skew)); }
.btn--solid { background: var(--ink); color: var(--bg); }
.btn--solid::before { background: var(--accent); }
.btn--solid:hover { color: #fff; }
.btn--ghost { background: var(--bg-3); color: var(--ink); box-shadow: inset 0 0 0 1px var(--line); }
.btn--ghost::before { background: var(--ink); }
.btn--ghost:hover { color: var(--bg); }
.btn--sm { padding: 0.65rem 1.3rem; font-size: 0.85rem; }
.btn .arrow { transition: transform 0.3s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding-block: 2.5rem; color: var(--muted); font-size: 0.88rem; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 1rem 2rem; justify-content: space-between; align-items: center; }
.site-footer a:hover { color: var(--ink); }
.foot-links { display: flex; gap: 1.5rem; flex-wrap: wrap; }

.skip { position: absolute; left: -999px; top: 0; background: var(--accent); color: #fff; padding: 0.75rem 1rem; z-index: 100; }
.skip:focus { left: 0; }

/* Cursor */
.cursor {
  position: fixed; left: 0; top: 0; width: 34px; height: 34px; margin: -17px 0 0 -17px; z-index: 90; pointer-events: none;
  border: 1px solid var(--ink); mix-blend-mode: difference; opacity: 0; transform: translate3d(-100px, -100px, 0) skewX(-14deg);
  transition: width 0.25s var(--ease), height 0.25s var(--ease), margin 0.25s var(--ease), opacity 0.3s, background 0.25s;
}
.cursor.is-visible { opacity: 1; }
.cursor.is-hover { width: 56px; height: 56px; margin: -28px 0 0 -28px; background: rgba(242, 240, 234, 0.9); }
@media (hover: none), (pointer: coarse) { .cursor { display: none; } }

@media (max-width: 880px) {
  .burger { display: block; }
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0; flex-direction: column; align-items: flex-start; gap: 0; padding: 1rem 1.25rem 2rem;
    background: rgba(7, 7, 10, 0.97); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line);
    transform: translateY(-12px); opacity: 0; visibility: hidden; transition: all 0.3s var(--ease);
  }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav a:not(.btn) { font-size: 1.4rem; color: var(--ink); padding-block: 0.8rem; width: 100%; border-bottom: 1px solid var(--line); }
  .nav .btn { margin-top: 1.25rem; }
  .site-header.menu-open { background: rgba(7, 7, 10, 0.97); }
}