:root {
  --bg:        #050507;
  --bg-soft:   #0a0a12;
  --fg:        #e5e5e5;
  --muted:     #888;
  --dim:       #555;
  --border:    #1a1a1f;
  --border-hi: #2a2a33;
  --accent:    #4ade80;
  --accent-2:  #f59e0b;
  --accent-3:  #60a5fa;
  --accent-4:  #f472b6;
  --wip:       #facc15;
  --offline:   #555;
  --mono: ui-monospace, 'SF Mono', Menlo, Monaco, 'Cascadia Mono', 'Roboto Mono', Consolas, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { min-height: 100%; }

body {
  font-family: var(--mono);
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  color-scheme: dark;
}

/* ================ BACKDROP LAYERS ================ */
.bg-layer { position: fixed; inset: 0; pointer-events: none; z-index: 0; }

#grid-bg {
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 50% 30%, #000 0%, transparent 75%);
}

#radial-bg {
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(74,222,128,0.08), transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 70%, rgba(96,165,250,0.04), transparent 60%),
    radial-gradient(ellipse at top, var(--bg-soft) 0%, var(--bg) 70%);
}

#scanlines {
  background: repeating-linear-gradient(
    0deg,
    rgba(255,255,255,0.015) 0px,
    rgba(255,255,255,0.015) 1px,
    transparent 1px,
    transparent 3px
  );
  mix-blend-mode: overlay;
  opacity: 0.5;
}

#noise {
  opacity: 0.04;
  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='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

canvas.bg-layer { z-index: 0; }

/* ================ SKIN SWITCHES ================ */
body[data-skin="b"] { --accent: #4ade80; --bg: #050509; }
body[data-skin="b"] #grid-bg { background-size: 64px 64px; opacity: 0.7; }

/* Skin visibility — elements carry data-skins="a b" etc.
   Hide anything whose data-skins list does not include the active skin. */
body[data-skin="b"] [data-skins]:not([data-skins~="b"]) { display: none; }

/* ================ LAYOUT ================ */
main {
  position: relative;
  z-index: 2;
  max-width: 960px;
  margin: 0 auto;
  padding: clamp(2rem, 6vw, 5rem) clamp(1rem, 4vw, 2rem) 3rem;
  display: flex;
  flex-direction: column;
  gap: clamp(2rem, 5vw, 3.5rem);
  min-height: 100vh;
}

/* ================ NAV / TOP BAR ================ */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  color: var(--dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding-bottom: 0.75rem;
  border-bottom: 1px dashed var(--border);
  animation: fadeDown 0.8s ease both;
}
.topbar .left { display: flex; align-items: center; gap: 0.8rem; }
.topbar .brand { color: var(--accent); font-weight: 600; letter-spacing: 0.05em; text-transform: none; font-size: 0.82rem; }
.topbar .meta { display: flex; gap: 1.2rem; }
.topbar .status-dot {
  display: inline-block; width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: pulse 2s ease-in-out infinite;
  margin-right: 0.3rem; vertical-align: middle;
}
@keyframes pulse { 50% { opacity: 0.35; } }
@keyframes fadeDown { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* ================ HERO ================ */
.hero {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  animation: fadeUp 0.9s 0.1s ease both;
}
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.hero h1 {
  font-size: clamp(2.2rem, 7vw, 4rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.05;
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.1rem;
}
.prompt {
  color: var(--accent);
  text-shadow: 0 0 14px rgba(74,222,128,0.45);
  margin-right: 0.5rem;
}
#typed {
  background: linear-gradient(135deg, #fff 0%, #b5b5b5 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.cursor { color: var(--accent); animation: blink 1.05s steps(2) infinite; margin-left: 2px; font-weight: 400; }
@keyframes blink { 50% { opacity: 0; } }

.tagline {
  color: var(--muted);
  font-size: clamp(0.95rem, 1.5vw, 1.05rem);
  max-width: 560px;
  line-height: 1.55;
}
.tagline b { color: var(--fg); font-weight: 500; }
.tagline .acc { color: var(--accent); }

/* Hero ASCII */
.ascii-hero {
  font-size: clamp(0.5rem, 1.2vw, 0.75rem);
  color: var(--accent);
  line-height: 1;
  white-space: pre;
  opacity: 0.75;
  text-shadow: 0 0 8px rgba(74,222,128,0.4);
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
  overflow: hidden;
}

/* ================ PROJECTS ================ */
.projects { display: flex; flex-direction: column; gap: 3rem; animation: fadeUp 0.9s 0.3s ease both; }

.group-title {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--dim);
  margin: 0 0 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.group-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, var(--border), transparent);
}
.group-title .slash { color: var(--accent); }

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.4rem;
}
@media (min-width: 640px) { .grid { grid-template-columns: 1fr 1fr; } }

.card {
  position: relative;
  display: block;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  background: rgba(10,10,15,0.6);
  backdrop-filter: blur(6px);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
  overflow: hidden;
  isolation: isolate;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    500px circle at var(--mx, 50%) var(--my, 50%),
    color-mix(in oklab, var(--card-accent, var(--accent)) 14%, transparent),
    transparent 45%
  );
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
  z-index: 1;
}
.card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, transparent 40%, color-mix(in oklab, var(--card-accent, var(--accent)) 35%, transparent) 100%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.card:hover {
  border-color: var(--border-hi);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(0,0,0,0.5);
}
.card:hover::before { opacity: 1; }
.card:hover::after { opacity: 1; }

.card-preview {
  position: relative;
  height: 108px;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background: #08080c;
}
.card-preview canvas, .card-preview svg, .card-preview .preview-dom {
  position: absolute; inset: 0; width: 100%; height: 100%;
}

.card-body {
  padding: 1rem 1.1rem 1.1rem;
  position: relative;
  z-index: 2;
}
.card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.4rem;
  gap: 0.6rem;
}
.card-name {
  font-weight: 600;
  color: var(--fg);
  display: flex;
  align-items: center;
  gap: 0.45rem;
}
.card-name::before {
  content: "";
  display: inline-block;
  width: 6px; height: 6px;
  background: var(--card-accent, var(--accent));
  box-shadow: 0 0 8px var(--card-accent, var(--accent));
  border-radius: 1px;
  transform: rotate(45deg);
}
.card-status {
  font-size: 0.68rem;
  color: var(--dim);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.05em;
}
.status-live { color: var(--accent); }
.status-wip  { color: var(--wip); }
.status-offline { color: var(--offline); }

.card-desc {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.55;
  text-wrap: pretty;
}

.card-meta {
  margin-top: 0.75rem;
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}
.tag {
  font-size: 0.65rem;
  color: var(--dim);
  border: 1px solid var(--border);
  padding: 0.15rem 0.45rem;
  border-radius: 3px;
  letter-spacing: 0.05em;
  background: rgba(0,0,0,0.3);
}

/* ================ FOOTER ================ */
.footer {
  margin-top: auto;
  padding-top: 1.5rem;
  border-top: 1px dashed var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--dim);
  font-size: 0.78rem;
  animation: fadeUp 0.9s 0.6s ease both;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.15s;
}
.footer a:hover { color: var(--accent); }
.footer .dots { color: var(--border-hi); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}