/* Home page: hero, cards, project list. */
/* ---------- header ---------- */
header { position: fixed; inset: 0 0 auto 0; z-index: 20; display: flex; align-items: center; justify-content: space-between;
  padding: 20px var(--gutter); opacity: 0; transform: translateY(-8px); transition: opacity .8s, transform .8s, background .3s; }
header.on { opacity: 1; transform: none; }
/* ---------- hero ---------- */
.hero { position: relative; height: 100vh; height: 100svh; min-height: 560px; overflow: hidden; }
#gl { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.vignette { position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse 75% 70% at 50% 50%, transparent 55%, rgba(0,0,0,.65) 100%); }
.grain { position: absolute; inset: -50%; pointer-events: none; opacity: .07; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  animation: grain 1s steps(6) infinite; }
@keyframes grain { 0%{transform:translate(0,0)} 25%{transform:translate(-3%,2%)} 50%{transform:translate(2%,-3%)} 75%{transform:translate(-2%,-1%)} 100%{transform:translate(1%,3%)} }
.lockup { position: absolute; left: 44%; top: 50%; transform: translateY(-50%); max-width: 560px; pointer-events: none; }
.lockup > * { opacity: 0; transform: translateX(28px); transition: opacity 1s cubic-bezier(.2,.7,.2,1), transform 1.2s cubic-bezier(.2,.7,.2,1); }
.lockup.on > * { opacity: 1; transform: none; pointer-events: auto; }
.lockup.on > :nth-child(2) { transition-delay: .25s; }
.lockup.on > :nth-child(3) { transition-delay: .45s; }
.lockup h1 { font-size: clamp(44px, 6.6vw, 104px); font-weight: 500; letter-spacing: -.035em; line-height: 1; }
.lockup p { margin-top: 18px; font-size: clamp(16px, 1.5vw, 20px); color: var(--muted); }
.intro-ctl { position: absolute; right: var(--gutter); bottom: 28px; z-index: 5; font-size: 13px; color: var(--muted);
  background: none; border: 1px solid var(--line); border-radius: 999px; padding: 8px 16px; cursor: pointer; font-family: inherit; transition: color .2s, border-color .2s; }
.intro-ctl:hover { color: var(--ink); border-color: rgba(255,255,255,.25); }
.scroll-hint { position: absolute; left: 50%; bottom: 28px; transform: translateX(-50%); width: 1px; height: 44px; overflow: hidden; opacity: 0; transition: opacity 1s 1s; }
.scroll-hint.on { opacity: 1; }
.scroll-hint::after { content: ""; position: absolute; left: 0; top: -44px; width: 1px; height: 44px; background: linear-gradient(transparent, var(--ember)); animation: drip 2.2s ease-in-out infinite; }
@keyframes drip { to { top: 44px; } }
/* ---------- sections ---------- */
.cards { margin-top: 64px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; }
.card { background: var(--bg); padding: 40px 32px 44px; position: relative; transition: background .4s; }
.card:hover { background: #0b0b0d; }
.card svg { width: 40px; height: 40px; color: var(--ember); }
.card h3 { margin-top: 28px; font-size: 22px; font-weight: 500; letter-spacing: -.02em; }
.card p { margin-top: 10px; color: var(--muted); font-size: 15px; }
.card .tag { position: absolute; top: 32px; right: 28px; font: 500 11px/1 "JetBrains Mono", monospace; color: var(--faint); letter-spacing: .1em; }
.forge { margin-top: 56px; border-top: 1px solid var(--line); }
.row { display: grid; grid-template-columns: 64px 1fr auto; align-items: center; gap: 24px; padding: 26px 4px; border-bottom: 1px solid var(--line); transition: padding .3s; }
.row:hover { padding-left: 14px; }
.row.link:hover h4 { color: var(--ember); }
.row.link h4 { transition: color .25s; }
.rune { font-size: 34px; line-height: 1; color: var(--ember); font-family: "Segoe UI Historic", "Noto Sans Runic", serif; }
.row h4 { font-size: 20px; font-weight: 500; letter-spacing: -.01em; }
.row small { display: block; color: var(--muted); font-size: 14px; margin-top: 2px; }
.status { font: 500 12px/1 "JetBrains Mono", monospace; color: var(--muted); display: flex; align-items: center; gap: 8px; letter-spacing: .06em; }
.status i { width: 7px; height: 7px; border-radius: 50%; background: var(--faint); }
.status.live i { background: var(--ember); box-shadow: 0 0 12px var(--ember); animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .35; } }
@media (max-width: 820px) {
  nav { display: none; }
  .lockup { left: var(--gutter); right: var(--gutter); top: auto; bottom: 16vh; transform: none; text-align: center; max-width: none; }
  .lockup > * { transform: translateY(20px); }
  .cta { justify-content: center; }
  .cards { grid-template-columns: 1fr; }
  .row { grid-template-columns: 44px 1fr; }
  .row .status { grid-column: 2; }
  .intro-ctl { bottom: 18px; }
  .scroll-hint { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .grain { animation: none; }
  .reveal, .lockup > * { transition: none; }
}