/* Fellwork pitch — apex one-pager
   Aligned with the brand mark (woven-glass on deep navy gradient).
   All-dark, monochrome-elegant, restrained color. Cyan is the only
   functional accent. Gold reserved for the brand mark itself.
   Typography per fellwork-ops design system: Inter (display + UI),
   Source Serif 4 (italic editorial accents). */

/* ---------- Tokens ---------- */
:root {
  /* Deep gradient background, matched to fellwork-mark.svg */
  --bg-grad-1: #1F2937;
  --bg-grad-2: #0A0A0A;
  --bg-deep:   #0A0A0A;
  --bg-panel:  #161A22;
  --bg-elev:   #1B2030;

  /* Type colors on dark */
  --fg:         #F4F5F7;   /* primary white */
  --fg-soft:    #C8CDD6;   /* secondary */
  --fg-mute:    #7A8090;   /* tertiary */
  --fg-dim:     #4F5564;   /* meta */

  /* Functional accent (rare; primary CTAs, links, eyebrows) */
  --cyan:       #00D8FF;
  --cyan-soft:  rgba(0, 216, 255, 0.14);

  /* Brand-only — do not reuse */
  --gold:       #FBBF24;

  --border:     rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --hairline:   rgba(255, 255, 255, 0.05);

  --max-w:      1180px;
  --max-narrow: 760px;
  --pad-x:      clamp(1.25rem, 4vw, 2.25rem);

  --serif:      "Source Serif 4", Georgia, "Iowan Old Style", serif;
  --sans:       "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --mono:       ui-monospace, "JetBrains Mono", "SF Mono", "Geist Mono", Menlo, Consolas, monospace;
}

/* ---------- Reset ---------- */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--sans);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--fg-soft);
  background: var(--bg-deep);
  background:
    radial-gradient(ellipse at 50% 0%,
      rgba(31, 41, 55, 0.95) 0%,
      var(--bg-deep) 60%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01", "cv11";
}

a { color: var(--cyan); text-decoration: none; transition: color .15s ease; }
a:hover, a:focus { color: var(--fg); }

code {
  font-family: var(--mono);
  font-size: 0.9em;
  padding: 0.08em 0.36em;
  background: var(--cyan-soft);
  border: 1px solid rgba(0, 216, 255, 0.22);
  border-radius: 4px;
  color: var(--cyan);
}

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

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

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
}
.container.narrow { max-width: var(--max-narrow); }

/* ---------- Reusable type ---------- */
.mono { font-family: var(--mono); letter-spacing: -0.01em; }
.muted { color: var(--fg-mute); font-weight: 400; }
.accent-cyan { color: var(--cyan); }

.micro-label {
  font-family: var(--sans);
  font-weight: 900;
  font-size: 0.7rem;
  line-height: 1;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg-mute);
  margin: 0 0 1.4rem;
}
.micro-label.accent-cyan { color: var(--cyan); }

/* ---------- Topbar ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
}
.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--fg);
}
.brand-lockup:hover { color: var(--fg); }
.brand-mark {
  width: 40px;
  height: 40px;
  display: block;
}
.brand-word {
  font-family: var(--sans);
  font-weight: 900;
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.topbar-link {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--fg-mute);
  letter-spacing: 0.05em;
}
.topbar-link:hover { color: var(--cyan); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(ellipse 80% 60% at 15% 0%,
      rgba(0, 216, 255, 0.10) 0%,
      transparent 55%),
    radial-gradient(ellipse 60% 80% at 100% 100%,
      rgba(31, 41, 55, 0.6) 0%,
      transparent 50%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,0.06) 1px, transparent 0);
  background-size: 28px 28px;
  background-position: 0 0;
  opacity: 0.5;
  pointer-events: none;
}
.hero-inner {
  padding: clamp(3rem, 9vw, 7rem) var(--pad-x) clamp(4rem, 10vw, 8rem);
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-family: var(--sans);
  font-weight: 900;
  font-size: clamp(2.2rem, 6vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin: 0 0 1.8rem;
  max-width: 18ch;
}
.hero h1 em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.015em;
  color: var(--cyan);
}

.lede {
  font-family: var(--sans);
  font-weight: 400;
  font-size: clamp(1.05rem, 1.6vw, 1.22rem);
  line-height: 1.55;
  color: var(--fg-soft);
  max-width: 58ch;
  margin: 0 0 2.4rem;
}

.cta-row { display: flex; flex-wrap: wrap; gap: 0.85rem; }

.btn {
  display: inline-flex;
  align-items: center;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 0.96rem;
  padding: 0.9rem 1.45rem;
  border-radius: 6px;
  letter-spacing: 0;
  border: 1px solid transparent;
  transition: transform .14s ease, background .15s ease, border-color .15s ease, color .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: var(--cyan);
  color: #051418;
  border-color: var(--cyan);
}
.btn-primary:hover, .btn-primary:focus {
  background: #4be8ff;
  border-color: #4be8ff;
  color: #051418;
}

.btn-ghost {
  background: transparent;
  color: var(--fg);
  border-color: var(--border-strong);
}
.btn-ghost:hover, .btn-ghost:focus {
  border-color: var(--cyan);
  color: var(--cyan);
}

/* ---------- Section base ---------- */
section {
  padding: clamp(4rem, 9vw, 7rem) 0;
  position: relative;
}
section + section { border-top: 1px solid var(--border); }

section h2 {
  font-family: var(--sans);
  font-weight: 900;
  font-size: clamp(1.7rem, 3.6vw, 2.6rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--fg);
  margin: 0 0 1.6rem;
  max-width: 22ch;
}
section h2 em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.015em;
  color: var(--fg);
}

/* ---------- Thesis ---------- */
.thesis .serif-lede {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.18rem, 1.9vw, 1.45rem);
  line-height: 1.55;
  color: var(--fg);
  max-width: 66ch;
  margin: 0 0 1.4rem;
}
.thesis .serif-lede + .serif-lede { color: var(--fg-soft); }

/* ---------- Stats ---------- */
.stats h2 { max-width: 24ch; }
.stats-lede {
  font-size: 1.05rem;
  color: var(--fg-soft);
  max-width: 60ch;
  margin: 0 0 3rem;
}

.stat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
  margin: 0 0 2.6rem;
}
@media (min-width: 920px) {
  .stat-grid { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
}

.stat-block {
  background: linear-gradient(180deg,
    rgba(255,255,255,0.025) 0%,
    rgba(255,255,255,0.012) 100%);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem 1.4rem 0.8rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.stat-block-tag {
  font-family: var(--sans);
  font-weight: 900;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 1.1rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--border);
}
.stat-block-tag .muted {
  color: var(--fg-mute);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: none;
}

.stat-block dl { margin: 0; }
.stat-block dl > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.62rem 0;
  border-bottom: 1px solid var(--hairline);
}
.stat-block dl > div:last-child { border-bottom: none; }
.stat-block dt {
  font-family: var(--sans);
  font-weight: 500;
  color: var(--fg-soft);
  font-size: 0.92rem;
  line-height: 1.4;
}
.stat-block dt .muted {
  color: var(--fg-dim);
  font-size: 0.85em;
  display: inline-block;
}
.stat-block dd {
  margin: 0;
  font-family: var(--mono);
  font-feature-settings: "tnum" 1, "ss01" 1;
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--fg);
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.stats-summary {
  font-size: 1.04rem;
  color: var(--fg-soft);
  border-left: 2px solid var(--cyan);
  padding: 0.5rem 0 0.5rem 1.3rem;
  max-width: 78ch;
  margin: 0;
  line-height: 1.6;
}
.stats-summary strong { color: var(--fg); font-weight: 700; }

/* ---------- Open infrastructure ---------- */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
  margin-top: 1.8rem;
}
@media (min-width: 800px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); gap: 1.4rem; }
}

.card {
  display: block;
  background: linear-gradient(180deg,
    rgba(255,255,255,0.03) 0%,
    rgba(255,255,255,0.012) 100%);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.7rem 1.6rem 1.5rem;
  color: var(--fg);
  transition: border-color .18s ease, transform .18s ease, background .2s ease;
}
.card:hover, .card:focus {
  border-color: var(--cyan);
  background: linear-gradient(180deg,
    rgba(0,216,255,0.05) 0%,
    rgba(255,255,255,0.012) 100%);
  transform: translateY(-2px);
  color: var(--fg);
}
.card .card-tag {
  font-family: var(--sans);
  font-weight: 900;
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg-mute);
  margin: 0 0 0.9rem;
}
.card h3 {
  font-family: var(--mono);
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--cyan);
  margin: 0 0 1rem;
}
.card-desc {
  color: var(--fg-soft);
  font-size: 0.97rem;
  line-height: 1.6;
  margin: 0 0 0.95rem;
}
.card-context {
  color: var(--fg-mute);
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.96rem;
  line-height: 1.55;
  margin: 0 0 1.2rem;
}
.card-link {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--cyan);
  letter-spacing: 0;
  margin: 0;
}

/* ---------- Audience ---------- */
.serves-list {
  list-style: none;
  padding: 0;
  margin: 1.8rem 0 0;
  display: grid;
  gap: 0.9rem;
}
.serves-list li {
  background: linear-gradient(180deg,
    rgba(255,255,255,0.025) 0%,
    rgba(255,255,255,0.01) 100%);
  border: 1px solid var(--border);
  border-left: 2px solid var(--cyan);
  border-radius: 8px;
  padding: 1.05rem 1.2rem;
  color: var(--fg-soft);
  line-height: 1.55;
}
.serves-list strong { color: var(--fg); font-weight: 700; }

/* ---------- Replit ask ---------- */
.ask-list {
  list-style: none;
  padding: 0;
  margin: 1.8rem 0 0;
  counter-reset: ask;
  display: grid;
  gap: 1.05rem;
}
.ask-list li {
  position: relative;
  background: linear-gradient(180deg,
    rgba(255,255,255,0.03) 0%,
    rgba(255,255,255,0.012) 100%);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.4rem 1.5rem 1.4rem 4.4rem;
  color: var(--fg-soft);
  line-height: 1.6;
  counter-increment: ask;
}
.ask-list li::before {
  content: counter(ask, decimal-leading-zero);
  position: absolute;
  left: 1.3rem;
  top: 1.4rem;
  font-family: var(--mono);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: -0.01em;
}
.ask-list strong { color: var(--fg); font-weight: 700; }

/* ---------- Founder ---------- */
.founder h3 {
  font-family: var(--sans);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin: 0 0 1rem;
}
.founder-bio {
  font-family: var(--serif);
  font-size: 1.08rem;
  font-weight: 400;
  color: var(--fg-soft);
  line-height: 1.65;
  max-width: 62ch;
  margin: 0 0 1.6rem;
}
.founder-contact {
  font-family: var(--mono);
  font-size: 0.92rem;
  color: var(--fg-mute);
  margin: 0;
  letter-spacing: 0.01em;
}
.founder-contact a { color: var(--fg); border-bottom: 1px solid var(--border-strong); }
.founder-contact a:hover { color: var(--cyan); border-color: var(--cyan); }

/* ---------- Footer ---------- */
footer {
  background: var(--bg-deep);
  border-top: 1px solid var(--border);
  padding: 2.2rem 0 2.6rem;
}
footer .container {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}
.footer-mark {
  width: 32px;
  height: 32px;
  opacity: 0.85;
}
footer p {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--fg-dim);
  margin: 0;
  letter-spacing: 0.02em;
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
  .btn:hover, .card:hover { transform: none; }
}

/* ---------- Print ---------- */
@media print {
  body { background: white; color: black; }
  .hero::before, .topbar { display: none; }
}