/* =========================================================
   DIGITAL HAVEN -- shared stylesheet
   Theme: neuronet / cyberpunk
   Cyan  (--signal)  = Publishing (books + software)
   Violet (--pulse)  = Consulting
   ========================================================= */

:root {
  --void: #060911;
  --surface: #0e1525;
  --surface-raised: #141d33;
  --line: #233150;
  --line-bright: #3a4f7f;

  --signal: #39ffe0;
  --signal-dim: rgba(57, 255, 224, 0.14);
  --pulse: #b265ff;
  --pulse-dim: rgba(178, 101, 255, 0.14);

  --ink: #e8eefb;
  --ink-dim: #7c8aae;

  --font-display: "Space Grotesk", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;

  --container: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--void);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* faint structural grid behind everything */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(124, 138, 174, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 138, 174, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

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

a { color: var(--signal); text-decoration: none; }
a:hover { text-decoration: underline; }

:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.4rem, 6vw, 4.2rem); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.4rem); }
h3 { font-size: 1.15rem; }

p { margin: 0 0 1em; }
.lede { color: var(--ink-dim); font-size: 1.1rem; max-width: 640px; }

/* ---------- Eyebrow labels ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  display: flex;
  align-items: center;
  gap: 0.6em;
  margin-bottom: 1em;
}
.eyebrow--cyan { color: var(--signal); }
.eyebrow--violet { color: var(--pulse); }
.eyebrow-mark {
  width: 6px;
  height: 6px;
  background: currentColor;
  display: inline-block;
  flex-shrink: 0;
}

/* ---------- Ambient neuronet canvas ---------- */
#neuro-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.site-header, main, .site-footer { position: relative; z-index: 1; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem clamp(1.25rem, 4vw, 3rem);
  background: rgba(6, 9, 17, 0.72);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.22em;
  color: var(--ink);
}
.brand:hover { color: var(--signal); text-decoration: none; }
.brand-mark { color: var(--signal); width: 26px; height: 26px; flex-shrink: 0; }

.site-nav {
  display: flex;
  gap: clamp(1rem, 2vw, 2rem);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.site-nav a {
  color: var(--ink-dim);
  position: relative;
  padding-bottom: 4px;
}
.site-nav a:hover, .site-nav a.active {
  color: var(--ink);
  text-decoration: none;
}
.site-nav a.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--signal);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.5rem 0.8rem;
  cursor: pointer;
}

@media (max-width: 760px) {
  .site-header { flex-wrap: wrap; }
  .site-nav {
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }
  .site-nav.open { max-height: 360px; }
  .site-nav a {
    padding: 0.95rem 1.5rem;
    border-bottom: 1px solid var(--line);
  }
  .site-nav a.active::after { display: none; }
  .site-nav a.active { border-left: 2px solid var(--signal); }
  .nav-toggle { display: block; }
}

/* ---------- Layout helpers ---------- */
.hero-inner,
.signals,
.showcase,
.process,
.cta-band,
.legal,
.page-header,
.service-grid,
.pillars,
.story {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: clamp(1.25rem, 4vw, 3rem);
  padding-right: clamp(1.25rem, 4vw, 3rem);
}

/* ---------- Hero ---------- */
.hero {
  padding-top: clamp(5rem, 14vh, 9rem);
  padding-bottom: clamp(4rem, 10vh, 7rem);
}
.hero h1 .accent {
  background: linear-gradient(90deg, var(--signal), var(--pulse));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.cta-row { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 2rem; }

/* ---------- Buttons ---------- */
.btn {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.85rem 1.6rem;
  border: 1px solid var(--line-bright);
  transition: all 0.2s ease;
  display: inline-block;
}
.btn-primary {
  background: var(--signal);
  color: #04130f;
  border-color: var(--signal);
}
.btn-primary:hover {
  box-shadow: 0 0 24px var(--signal-dim);
  text-decoration: none;
}
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover {
  border-color: var(--pulse);
  color: var(--pulse);
  text-decoration: none;
}

/* ---------- Bracket / HUD corner cards ---------- */
.bracket {
  position: relative;
  padding: 1.75rem;
  border: 1px solid var(--line);
  background: var(--surface);
}
.bracket::before, .bracket::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 2px solid var(--signal);
}
.bracket::before { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.bracket::after { bottom: -1px; right: -1px; border-left: none; border-top: none; }
.bracket--violet::before, .bracket--violet::after { border-color: var(--pulse); }
.bracket { transition: border-color 0.2s ease; }
.bracket:hover { border-color: var(--line-bright); }

/* ---------- Signals (home two-column) ---------- */
.signals {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  padding-top: 5rem;
  padding-bottom: 5rem;
}
.signal-card p:last-of-type { margin-bottom: 0; }
.signal-links {
  display: flex;
  gap: 1.5rem;
  margin-top: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
@media (max-width: 760px) { .signals { grid-template-columns: 1fr; } }

/* ---------- Showcase / card grids ---------- */
.showcase { padding-bottom: 5rem; }
.showcase-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}
.showcase-head h2 { margin: 0; }
.text-link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.card-grid--wide { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) {
  .card-grid, .card-grid--wide { grid-template-columns: 1fr; }
}

.work-card h2, .work-card h3 { margin-bottom: 0.4rem; }
.work-card-head {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 1rem;
}
.status-pill {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--line-bright);
  padding: 0.3em 0.7em;
  color: var(--ink-dim);
}
.work-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.todo {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--pulse);
  border-top: 1px dashed var(--line);
  margin: 1rem 0 0;
  padding-top: 0.8rem;
}

/* ---------- Page header (non-home pages) ---------- */
.page-header {
  padding-top: clamp(4rem, 12vh, 7rem);
  padding-bottom: 3rem;
}

/* ---------- Story / prose section (about) ---------- */
.story { padding-bottom: 1rem; }
.story p { max-width: 700px; color: var(--ink-dim); }
.story p strong { color: var(--ink); }

/* ---------- Pillars / services grids ---------- */
.pillars, .service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 1rem;
  padding-bottom: 5rem;
}
@media (max-width: 900px) { .pillars, .service-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .pillars, .service-grid { grid-template-columns: 1fr; } }
.pillars h3, .service-grid h3 { color: var(--ink); }
.pillars p, .service-grid p { color: var(--ink-dim); margin: 0; font-size: 0.95rem; }

/* ---------- Process list (consulting) ---------- */
.process { padding-bottom: 5rem; }
.process-list {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.process-list li {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
}
.process-list li:first-child { border-top: none; padding-top: 0; }
.process-num {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--pulse);
  flex-shrink: 0;
  width: 2.5em;
  padding-top: 0.15em;
}
.process-list h3 { margin-bottom: 0.3em; }
.process-list p { color: var(--ink-dim); margin: 0; }

/* ---------- CTA band ---------- */
.cta-band {
  text-align: center;
  margin: 0 auto 6rem;
  padding: 3.5rem 2rem;
}
.cta-band h2 { margin-bottom: 0.6rem; }
.cta-band p { color: var(--ink-dim); margin-bottom: 0; }
.cta-band .btn { margin-top: 1.5rem; }

/* ---------- Legal (privacy) ---------- */
.legal { max-width: 760px; padding-bottom: 6rem; }
.legal h2 { margin-top: 2.2em; font-size: 1.4rem; }
.legal h3 { margin-top: 1.4em; color: var(--ink); font-size: 1.05rem; }
.legal ul, .legal ol { padding-left: 1.3em; color: var(--ink-dim); }
.legal li { margin-bottom: 0.6em; }
.legal p { color: var(--ink-dim); }
.legal strong { color: var(--ink); }
.legal code {
  font-family: var(--font-mono);
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 0.15em 0.4em;
  font-size: 0.85em;
  color: var(--ink);
}
.legal-note {
  margin-top: 3rem;
  padding: 1.25rem 1.5rem;
  border: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--pulse);
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(14, 21, 37, 0.5);
  margin-top: 4rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  padding: 3rem clamp(1.25rem, 4vw, 3rem) 2rem;
  max-width: var(--container);
  margin: 0 auto;
}
.footer-brand .brand { margin-bottom: 0.9rem; }
.footer-brand p { color: var(--ink-dim); font-size: 0.9rem; max-width: 320px; margin: 0; }
.footer-nav, .footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.footer-contact .eyebrow { margin-bottom: 0.3em; }
.footer-nav a, .footer-contact a { color: var(--ink-dim); }
.footer-nav a:hover, .footer-contact a:hover { color: var(--signal); text-decoration: none; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; } }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  border-top: 1px solid var(--line);
  padding: 1.25rem clamp(1.25rem, 4vw, 3rem);
  max-width: var(--container);
  margin: 0 auto;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.status-dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--signal);
  margin-right: 0.5em;
  box-shadow: 0 0 6px var(--signal);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}