/* =========================================================================
   builddev.eu — 8-bit retro theme. Pure CSS, zero JS, no images.
   ========================================================================= */

:root {
  --bg: #0c0e16;
  --bg-alt: #11131f;
  --panel: #151a2b;
  --line: #262d45;
  --text: #e8e6e0;
  --muted: #8a93a8;
  --yellow: #ffd319;
  --pink: #ff2e88;
  --cyan: #19e3ff;
  --green: #42ff88;
  --purple: #9d6bff;
}

* { box-sizing: border-box; }

html { scrollbar-color: var(--cyan) var(--bg); }

body {
  margin: 0;
  background:
    radial-gradient(1200px 600px at 70% -10%, rgba(25, 227, 255, 0.06), transparent 60%),
    radial-gradient(900px 500px at 10% 110%, rgba(255, 46, 136, 0.05), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: ui-monospace, "Cascadia Code", "JetBrains Mono", "Fira Code",
    Menlo, Consolas, "DejaVu Sans Mono", monospace;
  font-size: 16px;
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* CRT scanlines + vignette */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 99;
  background: repeating-linear-gradient(
    0deg, rgba(255, 255, 255, 0.025) 0 1px, transparent 1px 3px);
  mix-blend-mode: overlay;
}

a { color: var(--cyan); text-decoration: none; }
a:hover { color: var(--yellow); }
a:focus-visible { outline: 2px solid var(--pink); outline-offset: 2px; }

::selection { background: var(--pink); color: var(--bg); }

/* ---- marquee ---------------------------------------------------------- */
.marquee {
  overflow: hidden;
  white-space: nowrap;
  border-bottom: 2px solid var(--line);
  background: var(--bg-alt);
  color: var(--green);
  font-size: 13px;
  padding: 4px 0;
}
.marquee span {
  display: inline-block;
  padding-left: 100%;
  animation: scroll 22s linear infinite;
}
@keyframes scroll { to { transform: translateX(-100%); } }

/* ---- top bar / nav ---------------------------------------------------- */
.topbar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 18px clamp(16px, 4vw, 40px);
  border-bottom: 3px solid var(--line);
  flex-wrap: wrap;
}
.logo {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text);
}
.logo::before { content: ">_ "; color: var(--green); }
.logo:hover::before { color: var(--yellow); }
nav { display: flex; gap: 4px; flex-wrap: wrap; }
nav a {
  color: var(--muted);
  border: 2px solid var(--line);
  background: var(--bg-alt);
  padding: 2px 10px;
  font-size: 14px;
  box-shadow: 2px 2px 0 var(--line);
}
nav a:hover { color: var(--yellow); border-color: var(--yellow); }
nav a.active { color: var(--bg); background: var(--green); border-color: var(--green); box-shadow: none; }

/* ---- layout ------------------------------------------------------------ */
main {
  width: min(880px, 100% - 2rem);
  margin: 0 auto;
  padding: 32px 0 64px;
  flex: 1;
  display: grid;
  gap: 28px;
}

/* chunky retro window */
.window {
  position: relative;
  background: var(--panel);
  border: 3px solid var(--line);
  box-shadow:
    6px 6px 0 0 rgba(0, 0, 0, 0.55),
    inset 0 0 0 2px var(--bg-alt);
}
.window::before,
.window::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--bg);
  border: 3px solid var(--line);
  z-index: 1;
}
.window::before { top: -7px; left: -7px; border-right: none; border-bottom: none; }
.window::after { bottom: -7px; right: -7px; border-left: none; border-top: none; }

.panel { padding: 20px; }
.panel-bar {
  display: inline-block;
  background: var(--yellow);
  color: var(--bg);
  font-weight: 900;
  letter-spacing: 1px;
  padding: 2px 12px;
  margin: -20px 0 16px -20px;
  border: 2px solid var(--bg);
  font-size: 14px;
}

/* ---- hero -------------------------------------------------------------- */
.hero {
  padding: 48px 24px;
  text-align: center;
}
.hero-title {
  font-size: clamp(40px, 9vw, 76px);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 4px;
  margin: 0;
  color: var(--text);
  text-shadow:
    4px 4px 0 var(--pink),
    8px 8px 0 rgba(255, 46, 136, 0.25);
}
.cursor {
  display: inline-block;
  color: var(--green);
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }
.hero-sub {
  font-size: 20px;
  color: var(--yellow);
  letter-spacing: 2px;
  margin: 12px 0 0;
}
.hero-path { color: var(--muted); font-size: 14px; margin: 20px 0 0; }
.hero-path::before { content: "$ "; color: var(--green); }

/* ---- generic panels ---------------------------------------------------- */
.panel p { margin: 0 0 12px; }
.panel p:last-child { margin-bottom: 0; }
.muted { color: var(--muted); font-size: 14px; }

/* ---- links list -------------------------------------------------------- */
.links { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.links a {
  display: block;
  border: 2px solid var(--line);
  background: var(--bg-alt);
  padding: 10px 14px;
  color: var(--text);
  box-shadow: 3px 3px 0 var(--line);
  text-transform: lowercase;
}
.links a:hover {
  border-color: var(--green);
  color: var(--bg);
  background: var(--green);
  box-shadow: 3px 3px 0 var(--pink);
}
.links a::after { content: " ⤴"; color: var(--muted); }
.links a:hover::after { color: var(--bg); }

/* ---- post list --------------------------------------------------------- */
.post-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.post-item {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  align-items: baseline;
  gap: 12px;
  border-left: 4px solid var(--line);
  padding-left: 14px;
}
.post-item:hover { border-left-color: var(--yellow); }
.post-date { color: var(--muted); font-size: 14px; white-space: nowrap; }
.post-time { display: block; color: var(--muted); font-size: 12px; }
.post-link { color: var(--text); font-weight: 700; }
.post-item:hover .post-link { color: var(--yellow); }
.tags { display: inline-flex; gap: 6px; flex-wrap: wrap; }
.tags b {
  color: var(--cyan);
  border: 1px solid var(--line);
  background: var(--bg-alt);
  font-size: 12px;
  font-weight: 400;
  padding: 0 6px;
}
.empty-state { color: var(--pink); font-weight: 900; letter-spacing: 2px; padding: 12px 0; }

/* ---- post page --------------------------------------------------------- */
.post h1 { font-size: 30px; text-transform: uppercase; letter-spacing: 1px; margin: 4px 0 8px; }
.post-meta { color: var(--muted); font-size: 13px; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.back { color: var(--muted); margin-left: auto; }
.back:hover { color: var(--yellow); }
.post article { border-top: 2px dashed var(--line); padding-top: 18px; margin-top: 8px; }
.post article h1, .post article h2, .post article h3 { text-transform: uppercase; letter-spacing: 1px; }
.post article h2 { color: var(--yellow); }
.post article h3 { color: var(--cyan); }
.post article p { margin: 0 0 16px; }
.post article a { text-decoration: underline; text-underline-offset: 3px; }
.post article a:hover { text-decoration-thickness: 3px; }
.post article code {
  background: var(--bg-alt);
  border: 1px solid var(--line);
  color: var(--green);
  padding: 1px 5px;
  font-size: 0.9em;
}
.post article pre {
  background: var(--bg);
  border: 2px solid var(--line);
  box-shadow: 3px 3px 0 var(--line);
  padding: 14px;
  overflow-x: auto;
  margin: 0 0 16px;
}
.post article pre code { background: none; border: none; padding: 0; }
.post article blockquote {
  border-left: 4px solid var(--purple);
  margin: 0 0 16px;
  padding: 4px 16px;
  color: var(--muted);
}
.post article ul, .post article ol { margin: 0 0 16px; padding-left: 24px; }
.post article li { margin-bottom: 6px; }
.post article li::marker { color: var(--pink); }
.post article hr { border: none; border-top: 3px dashed var(--line); margin: 28px 0; }
.post article del { color: var(--muted); }

/* ---- footer ------------------------------------------------------------ */
footer {
  border-top: 3px solid var(--line);
  padding: 20px clamp(16px, 4vw, 40px);
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}
footer p { margin: 6px 0 0; }

/* pixel heart, drawn with box-shadow (7x7 @ 8px cells) */
.pixel-heart {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-bottom: 48px;
  background: var(--pink);
  box-shadow:
    16px 0 var(--pink), 32px 0 var(--pink), 40px 0 var(--pink),
    8px 8px var(--pink), 16px 8px var(--pink), 24px 8px var(--pink),
    32px 8px var(--pink), 40px 8px var(--pink),
    0 16px var(--pink), 8px 16px var(--pink), 16px 16px var(--pink),
    24px 16px var(--pink), 32px 16px var(--pink), 40px 16px var(--pink),
    48px 16px var(--pink),
    0 24px var(--pink), 8px 24px var(--pink), 16px 24px var(--pink),
    24px 24px var(--pink), 32px 24px var(--pink), 40px 24px var(--pink),
    48px 24px var(--pink),
    8px 32px var(--pink), 16px 32px var(--pink), 24px 32px var(--pink),
    32px 32px var(--pink), 40px 32px var(--pink),
    16px 40px var(--pink), 24px 40px var(--pink), 32px 40px var(--pink),
    24px 48px var(--pink);
}

/* ---- small screens ------------------------------------------------------ */
@media (max-width: 620px) {
  .post-item { grid-template-columns: 1fr; gap: 2px; }
  .post-meta .back { margin-left: 0; }
  .hero { padding: 32px 16px; }
}