/* Luciazero site. Palette from the mascot: silver hair (paper), teal hair
   streaks and jacket lining (accent), cyan sparkles (terminal accent, still
   named --halo after the 2D mascot); the three statusline colors are the only
   other hues. Dark mode follows the system setting. */
:root {
  --paper: #f2f5f7;
  --paper-2: #e5ebef;
  --ink: #15202b;
  --ink-soft: #4a5866;
  --rule: #cbd5dd;
  --teal: #146b66;
  --term: #000;
  --term-ink: #d7e2ea;
  --term-dim: #7d8d99;
  --halo: #7ce8e1;
  --amber: #f2c14e;
  --red: #ff6b78;
  --green: #54d38f;
  --display: "Chakra Petch", "IBM Plex Sans Thai", system-ui, sans-serif;
  --body: "IBM Plex Sans Thai", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace;
  --gutter: max(16px, 4vw);
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0e151b;
    --paper-2: #16212a;
    --ink: #e4ecf1;
    --ink-soft: #9db0be;
    --rule: #25343f;
    --teal: #5cd6ce;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 1.0625rem/1.65 var(--body);
  overflow-wrap: break-word;
}
a { color: var(--teal); text-underline-offset: 0.2em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--teal); outline-offset: 3px; border-radius: 4px; }
code, pre { font-family: var(--mono); font-size: 0.92em; }
img { max-width: 100%; height: auto; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 var(--gutter); }

/* header */
.top { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 20px; }
.brand { font: 700 1.35rem/1 var(--display); letter-spacing: 0.02em; color: var(--ink); text-decoration: none; }
.top nav { display: flex; gap: 18px; flex-wrap: wrap; font-size: 0.95rem; }
.top nav a { color: var(--ink-soft); text-decoration: none; }
.top nav a:hover { color: var(--teal); }

/* hero */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
  padding-block: clamp(24px, 6vw, 72px) clamp(40px, 7vw, 88px);
}
.eyebrow { margin: 0 0 14px; font: 500 0.82rem/1.4 var(--mono); letter-spacing: 0.04em; color: var(--teal); }
h1, h2 { font-family: var(--display); font-weight: 700; line-height: 1.08; letter-spacing: -0.01em; }
h1 { margin: 0 0 20px; font-size: clamp(2.4rem, 6.2vw, 4.3rem); }
h1 em { font-style: normal; color: var(--teal); }
.lede { margin: 0 0 28px; max-width: 34em; font-size: 1.15rem; color: var(--ink-soft); }
.lede code { color: var(--ink); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-block; padding: 12px 20px; border-radius: 10px;
  font: 600 1rem/1.2 var(--body); text-decoration: none;
  border: 2px solid var(--ink); color: var(--ink);
}
.btn.primary { background: var(--ink); color: var(--paper); }
.btn:hover { border-color: var(--teal); }
.btn.primary:hover { background: var(--teal); border-color: var(--teal); }

/* the statusline terminal: the page's one loud element */
.term {
  margin: 0; background: var(--term); color: var(--term-ink);
  border-radius: 16px; overflow: hidden;
  box-shadow: 0 0 0 1px var(--rule), 0 24px 60px -30px rgba(20, 60, 70, 0.55);
}
.term-bar { display: flex; align-items: center; gap: 8px; padding: 12px 16px; font: 500 0.8rem/1 var(--mono); color: var(--term-dim); }
.term-bar i { width: 10px; height: 10px; border-radius: 50%; background: #26323b; }
.term-bar span { margin-left: 8px; }
/* a soft cyan rim so the navy gloves and black shorts keep their outline on
   the black terminal; the image's cut edge sits on the rule below */
.term img {
  display: block; width: 72%; margin: 0 auto;
  filter: drop-shadow(0 0 8px color-mix(in srgb, var(--halo) 40%, transparent));
}
.states { list-style: none; margin: 0; padding: 18px 20px 22px; border-top: 1px solid #1c262e; }
.states li { display: grid; grid-template-columns: 9.5em 1fr; gap: 12px; padding: 6px 0; font-size: 0.9rem; animation: state 9s infinite; }
.states code { font-weight: 500; }
.states span { color: var(--term-dim); }
.states .s-edit code { color: var(--amber); }
.states .s-red { animation-delay: -6s; }
.states .s-red code { color: var(--red); }
.states .s-green { animation-delay: -3s; }
.states .s-green code { color: var(--green); }
@keyframes state {
  0%, 30% { opacity: 1; }
  34%, 96% { opacity: 0.32; }
  100% { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .states li { animation: none; }
}

/* sections */
.film {
  display: block; width: 100%; height: auto; border-radius: 16px; background: var(--term);
  box-shadow: 0 0 0 1px var(--rule), 0 24px 60px -30px rgba(20, 60, 70, 0.55);
}
section { padding: clamp(40px, 7vw, 80px) 0; border-top: 1px solid var(--rule); }
h2 { margin: 0 0 12px; font-size: clamp(1.7rem, 3.6vw, 2.4rem); }
.intro { margin: 0 0 32px; max-width: 40em; color: var(--ink-soft); }

.install { display: grid; gap: 16px; }
.card {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.7fr); gap: 8px 28px; align-items: center;
  background: var(--paper-2); border-radius: 14px; padding: 20px;
}
.card .cmd { grid-row: span 2; }
.card h3 { margin: 0; font: 600 1.05rem/1.3 var(--body); }
.card h3 small { display: block; font: 500 0.8rem/1.4 var(--mono); color: var(--ink-soft); }
.card p { margin: 0; font-size: 0.95rem; color: var(--ink-soft); }
.cmd { position: relative; }
.cmd pre {
  margin: 0; padding: 14px 16px; padding-right: 76px; border-radius: 10px;
  background: var(--term); color: var(--term-ink); line-height: 1.55;
  white-space: pre-wrap; overflow-wrap: anywhere; /* wrap beside the Copy button, never under it */
}
.copy {
  position: absolute; top: 8px; right: 8px; padding: 5px 9px; border-radius: 6px;
  border: 1px solid #33424d; background: #0f171d; color: var(--halo);
  font: 500 0.75rem/1 var(--mono); cursor: pointer;
}
.copy:hover { border-color: var(--halo); }

.rows { margin: 0; padding: 0; list-style: none; }
.rows li {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 24px;
  padding: 14px 0; border-bottom: 1px solid var(--rule);
}
.rows li:first-child { border-top: 1px solid var(--rule); }
.rows b { font-weight: 600; }
.rows span { color: var(--ink-soft); }
.skills li { grid-template-columns: minmax(0, 1fr) 11em minmax(0, 1.3fr); }
.skills code { color: var(--teal); font-weight: 500; }

.limits p { max-width: 42em; }

footer { padding: 32px 0 48px; border-top: 1px solid var(--rule); color: var(--ink-soft); font-size: 0.92rem; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 18px; }
footer a { color: var(--ink-soft); }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; }
  .term { max-width: 440px; }
  .card { grid-template-columns: minmax(0, 1fr); }
  .card .cmd { grid-row: auto; }
}
@media (max-width: 600px) {
  .top nav { gap: 12px; }
  .rows li, .skills li { grid-template-columns: 1fr; gap: 4px; }
  .states li { grid-template-columns: 1fr; gap: 2px; }
}