/* RavLight — public site stylesheet.
   Palette mirrors the firmware web UI (data/style.css) so the site and
   the device interface read as one product. */

:root {
  --bg:       #0a0a0a;
  --s1:       #131313;
  --s2:       #1b1b1b;
  --s3:       #242424;
  --s4:       #2c2c2c;
  --s5:       #353535;
  --line:     rgba(255,255,255,.07);
  --line2:    rgba(255,255,255,.13);
  --acc:      #e9ff00;
  --acc-dim:  #bfd100;
  --acc-deep: #2e3300;
  --acc-bg:   rgba(233,255,0,.08);
  --txt:      #e2e2e2;
  --txt2:     #c7c9ab;
  --txt3:     #888;
  --txt4:     #555;
  --red:      #93000a;
  --green:    #22cc55;
  --orange:   #ff9900;
  --r:        6px;
  --rm:       10px;
  --rl:       14px;
  --max:      1100px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--txt);
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--acc); text-decoration: none; }
a:hover { color: var(--acc-dim); }

img { max-width: 100%; display: block; }

code, pre {
  font-family: 'SF Mono', 'Cascadia Code', Consolas, monospace;
  font-size: .88em;
}

code {
  background: var(--s2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 6px;
  color: var(--txt2);
}

pre {
  background: var(--s1);
  border: 1px solid var(--line);
  border-radius: var(--rm);
  padding: 16px 20px;
  overflow-x: auto;
  line-height: 1.5;
}
pre code { background: none; border: 0; padding: 0; }

/* ── Header / nav ─────────────────────────────────────────────────────── */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,10,10,.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-logo { display: flex; align-items: center; gap: 10px; }
.nav-logo img { height: 26px; width: auto; }
.nav-links {
  display: flex;
  gap: 22px;
  margin-left: auto;
  align-items: center;
}
.nav-links a {
  color: var(--txt2);
  font-size: 14px;
  font-weight: 500;
}
.nav-links a:hover { color: var(--acc); }
.nav-links a.cta {
  background: var(--acc);
  color: #111;
  padding: 8px 18px;
  border-radius: var(--r);
  font-weight: 700;
}
.nav-links a.cta:hover { background: var(--acc-dim); color: #111; }

/* Hamburger (mobile) */
.nav-burger {
  display: none;
  margin-left: auto;
  background: none;
  border: 0;
  color: var(--txt);
  font-size: 24px;
  cursor: pointer;
  padding: 8px;
}

/* ── Hero ─────────────────────────────────────────────────────────────── */

.hero {
  position: relative;
  padding: 96px 24px 80px;
  text-align: center;
  background:
    radial-gradient(ellipse 60% 50% at 50% -10%, rgba(233,255,0,.10), transparent),
    var(--bg);
  border-bottom: 1px solid var(--line);
}
.hero img.wordmark {
  width: min(560px, 82vw);
  margin: 0 auto 28px;
}
.hero h1 {
  font-size: clamp(26px, 4.5vw, 42px);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.15;
  margin-bottom: 16px;
}
.hero h1 .acc { color: var(--acc); }
.hero p.sub {
  color: var(--txt3);
  font-size: clamp(15px, 2vw, 19px);
  max-width: 640px;
  margin: 0 auto 36px;
}
.hero-ctas { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--rm);
  font-size: 15px;
  font-weight: 700;
  transition: transform .12s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--acc); color: #111; }
.btn-primary:hover { background: var(--acc-dim); color: #111; }
.btn-ghost {
  background: var(--s2);
  color: var(--txt);
  border: 1px solid var(--line2);
}
.btn-ghost:hover { border-color: var(--acc); color: var(--acc); }

/* ── Sections ─────────────────────────────────────────────────────────── */

section { padding: 72px 24px; }
.wrap { max-width: var(--max); margin: 0 auto; }

.sec-label {
  color: var(--acc);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  margin-bottom: 10px;
}
h2.sec-title {
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 14px;
}
p.sec-sub { color: var(--txt3); max-width: 620px; margin-bottom: 42px; }

/* Feature grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}
.card {
  background: var(--s1);
  border: 1px solid var(--line);
  border-radius: var(--rl);
  padding: 26px;
  transition: border-color .15s ease;
}
.card:hover { border-color: var(--line2); }
.card .ico {
  width: 42px; height: 42px;
  border-radius: var(--rm);
  background: var(--acc-bg);
  border: 1px solid var(--acc-deep);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  margin-bottom: 16px;
}
.card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.card p  { color: var(--txt3); font-size: 14.5px; }

/* Fixture cards */
.fixture-card { position: relative; overflow: hidden; }
.fixture-card .status {
  position: absolute;
  top: 18px; right: 18px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  padding: 3px 10px;
  border-radius: 999px;
}
.status.stable { background: rgba(34,204,85,.12); color: var(--green); border: 1px solid rgba(34,204,85,.3); }
.status.alpha  { background: rgba(255,153,0,.10); color: var(--orange); border: 1px solid rgba(255,153,0,.3); }
.status.planned{ background: var(--s3); color: var(--txt3); border: 1px solid var(--line2); }
.fixture-card .chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.chip {
  font-size: 12px;
  color: var(--txt2);
  background: var(--s2);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 10px;
}

/* Boards table */
.tbl-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--rl); }
table { width: 100%; border-collapse: collapse; background: var(--s1); font-size: 14.5px; }
th, td { text-align: left; padding: 13px 18px; border-bottom: 1px solid var(--line); }
th { color: var(--txt3); font-size: 12.5px; text-transform: uppercase; letter-spacing: .06em; font-weight: 600; }
tr:last-child td { border-bottom: 0; }
td { color: var(--txt2); }
td:first-child { color: var(--txt); font-weight: 600; }

/* Install strip */
.strip {
  background: linear-gradient(180deg, var(--s1), var(--bg));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: center;
}
.strip h2 { font-size: clamp(22px, 3vw, 30px); font-weight: 800; margin-bottom: 12px; }
.strip p { color: var(--txt3); margin-bottom: 28px; max-width: 560px; margin-left: auto; margin-right: auto; }

/* Footer */
footer {
  border-top: 1px solid var(--line);
  padding: 40px 24px;
  color: var(--txt4);
  font-size: 13.5px;
}
.foot-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}
.foot-inner a { color: var(--txt3); }
.foot-inner a:hover { color: var(--acc); }

/* ── Docs layout ──────────────────────────────────────────────────────── */

.docs-shell {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 230px 1fr;
  gap: 48px;
  padding: 40px 24px 80px;
}
.docs-side { position: sticky; top: 84px; align-self: start; }
.docs-side .group { margin-bottom: 22px; }
.docs-side .group-lbl {
  color: var(--txt4);
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 8px;
}
.docs-side a {
  display: block;
  color: var(--txt3);
  font-size: 14px;
  padding: 5px 10px;
  border-radius: var(--r);
  border-left: 2px solid transparent;
}
.docs-side a:hover { color: var(--txt); background: var(--s1); }
.docs-side a.active { color: var(--acc); border-left-color: var(--acc); background: var(--acc-bg); }

.docs-body h1 { font-size: 30px; font-weight: 800; margin-bottom: 8px; letter-spacing: -.02em; }
.docs-body .lede { color: var(--txt3); font-size: 16px; margin-bottom: 34px; }
.docs-body h2 { font-size: 21px; font-weight: 700; margin: 38px 0 12px; padding-top: 8px; }
.docs-body h3 { font-size: 17px; font-weight: 700; margin: 26px 0 10px; }
.docs-body p, .docs-body li { color: var(--txt2); font-size: 15px; }
.docs-body p { margin-bottom: 14px; }
.docs-body ul, .docs-body ol { margin: 0 0 16px 22px; }
.docs-body li { margin-bottom: 6px; }
.docs-body pre { margin-bottom: 18px; }
.docs-body .tbl-wrap { margin-bottom: 18px; }

.note {
  background: var(--acc-bg);
  border: 1px solid var(--acc-deep);
  border-radius: var(--rm);
  padding: 14px 18px;
  font-size: 14px;
  color: var(--txt2);
  margin-bottom: 18px;
}
.warn {
  background: rgba(255,153,0,.07);
  border: 1px solid rgba(255,153,0,.25);
  border-radius: var(--rm);
  padding: 14px 18px;
  font-size: 14px;
  color: var(--txt2);
  margin-bottom: 18px;
}

/* ── Mobile ───────────────────────────────────────────────────────────── */

@media (max-width: 820px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 60px; left: 0; right: 0;
    background: var(--s1);
    border-bottom: 1px solid var(--line2);
    flex-direction: column;
    padding: 18px 24px;
    gap: 16px;
    align-items: flex-start;
  }
  .nav-links.open { display: flex; }
  .nav-burger { display: block; }
  .docs-shell { grid-template-columns: 1fr; gap: 22px; }
  .docs-side { position: static; }
  section { padding: 52px 20px; }
  .hero { padding: 64px 20px 56px; }
}

/* ── Projects page ────────────────────────────────────────────────────── */

.project {
  border: 1px solid var(--line);
  border-radius: var(--rl);
  overflow: hidden;
  background: var(--s1);
  margin-bottom: 32px;
}
.project-media {
  position: relative;
  background: #000;
  aspect-ratio: 16 / 7;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.project-media img { width: 100%; height: 100%; object-fit: cover; }
.project-media .placeholder {
  color: var(--txt4);
  font-size: 14px;
  text-align: center;
  padding: 40px;
}
.project-body { padding: 26px 28px 30px; }
.project-body .status { display: inline-block; margin-bottom: 12px; }
.project-body h2 { font-size: 24px; font-weight: 800; margin: 0 0 4px; letter-spacing: -.01em; }
.project-body .role { color: var(--acc); font-size: 13px; font-weight: 600; margin-bottom: 14px; }
.project-body p { color: var(--txt2); font-size: 15px; margin-bottom: 14px; }
.project-meta { display: flex; flex-wrap: wrap; gap: 8px 24px; font-size: 13.5px; color: var(--txt3); margin: 16px 0; }
.project-meta b { color: var(--txt2); font-weight: 600; }
.project-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.plink {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13.5px; font-weight: 600;
  padding: 8px 16px; border-radius: var(--r);
  background: var(--s2); border: 1px solid var(--line2); color: var(--txt2);
}
.plink:hover { border-color: var(--acc); color: var(--acc); }
.plink.primary { background: var(--acc); color: #111; border-color: var(--acc); }
.plink.primary:hover { background: var(--acc-dim); color: #111; }

/* Collaborate call-to-action band */
.collab {
  border: 1px solid var(--acc-deep);
  background: var(--acc-bg);
  border-radius: var(--rl);
  padding: 30px 32px;
  margin-top: 8px;
}
.collab h2 { font-size: 22px; font-weight: 800; margin-bottom: 10px; }
.collab p { color: var(--txt2); font-size: 15px; margin-bottom: 16px; max-width: 640px; }

/* Instagram glyph link in nav/footer */
.ig { display: inline-flex; align-items: center; gap: 6px; }