/* ─────────────────────────────────────────────────────────────────────
   MeshBoard landing — built on the canonical brand system.
   Tokens from ~/Workspaces/meshboard-design/BRIEF.md §3.
   ───────────────────────────────────────────────────────────────────── */

:root {
  /* ── Brand ground ───────────────────────────────────────────── */
  --mesh-bg:           #06031E;          /* deep indigo, the cockpit's "interior" */
  --mesh-bg-2:         #0c0830;          /* surface lift */
  --mesh-bg-3:         #14103f;          /* card lift */
  --mesh-ink:          #FFFFFF;
  --mesh-ink-dim:      rgba(255,255,255,0.72);
  --mesh-ink-faint:    rgba(255,255,255,0.48);
  --mesh-ink-ghost:    rgba(255,255,255,0.28);
  --mesh-border:       rgba(255,255,255,0.07);
  --mesh-border-strong:rgba(255,255,255,0.18);

  /* ── Spectrum hues (the four nodes) ────────────────────────── */
  --mesh-pink:    #FF4D9B;   /* top-left node — needs-you */
  --mesh-gold:    #FFC34A;   /* bottom-left node — in-flight */
  --mesh-mint:    #4DDDD0;   /* top-right node — settled / success */
  --mesh-violet:  #A050FF;   /* bottom-right node — paired / idle */

  /* glows */
  --mesh-pink-soft:   rgba(255, 77, 155, 0.18);
  --mesh-gold-soft:   rgba(255, 195, 74, 0.18);
  --mesh-mint-soft:   rgba(77, 221, 208, 0.18);
  --mesh-violet-soft: rgba(160, 80, 255, 0.18);

  /* hub gradient (the cockpit / "you are here") */
  --mesh-hub: radial-gradient(circle at 40% 35%, #FFFFFF 0%, #FFE5C0 60%, #FF8FB0 100%);

  /* the spectrum line (gold→orange→pink→white→mint→blue→violet) */
  --mesh-line: linear-gradient(90deg,
    #FFC34A 0%, #FF6E3A 22%, #FF4D9B 45%,
    #FFFFFF 58%, #4DDDD0 72%, #5C7AFF 88%, #A050FF 100%);

  /* radii + spacing */
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 18px;
  --r-xl: 24px;
  --max-col: 960px;
  --max-wide: 1280px;
}

/* Large screens (laptops 1440+) — let the hero breathe a bit more.
   Ultrawide (1800+) — go bigger still, and let "Four moments" go four-up. */
@media (min-width: 1440px) {
  :root { --max-col: 1040px; --max-wide: 1360px; }
}
@media (min-width: 1800px) {
  :root { --max-col: 1180px; --max-wide: 1480px; }
}

* { box-sizing: border-box; }
html, body { height: 100%; }
html { scroll-behavior: smooth; background: var(--mesh-bg); }

body {
  margin: 0;
  background: var(--mesh-bg);
  color: var(--mesh-ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-feature-settings: 'cv11', 'ss01', 'ss03';
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.55;
  overflow-x: hidden;
}
@supports (font-variation-settings: normal) {
  body { font-family: 'Inter var', -apple-system, BlinkMacSystemFont, sans-serif; }
}

a { color: inherit; text-decoration: none; }

/* ── Background layers ─────────────────────────────────────────── */

#mesh-bg {
  position: fixed; inset: 0;
  width: 100vw; height: 100vh;
  z-index: 0; pointer-events: none;
  opacity: 0.85;
}

/* Vignette layers — at wider viewports the gutters get extra ambient
   glows so the empty space reads as "alive" instead of "empty". */
.vignette {
  position: fixed; inset: 0;
  z-index: 1; pointer-events: none;
  background:
    radial-gradient(900px 600px at 50% 0%,   rgba(255,77,155,0.10), transparent 60%),
    radial-gradient(800px 500px at 90% 70%,  rgba(160,80,255,0.10), transparent 60%),
    radial-gradient(600px 400px at 10% 90%,  rgba(77,221,208,0.06), transparent 60%);
}
@media (min-width: 1440px) {
  .vignette {
    background:
      radial-gradient(1200px 700px at 50% 0%,   rgba(255,77,155,0.13), transparent 60%),
      radial-gradient(1100px 700px at 92% 30%,  rgba(160,80,255,0.13), transparent 60%),
      radial-gradient(900px 600px at 8% 70%,    rgba(77,221,208,0.10), transparent 60%),
      radial-gradient(700px 500px at 92% 95%,   rgba(255,195,74,0.08), transparent 60%);
  }
}
@media (min-width: 1800px) {
  .vignette {
    background:
      radial-gradient(1400px 800px at 50% 0%,   rgba(255,77,155,0.14), transparent 60%),
      radial-gradient(1300px 800px at 95% 25%,  rgba(160,80,255,0.15), transparent 60%),
      radial-gradient(1100px 700px at 5% 65%,   rgba(77,221,208,0.12), transparent 60%),
      radial-gradient(900px 600px at 95% 95%,   rgba(255,195,74,0.10), transparent 60%);
  }
}

/* ── Nav ───────────────────────────────────────────────────────── */

.nav {
  position: relative; z-index: 5;
  display: flex; align-items: center; justify-content: space-between;
  max-width: var(--max-wide);
  margin: 0 auto;
  padding: 28px 32px 0;
}

.brand {
  display: inline-flex; align-items: center; gap: 11px;
  font-weight: 600;
  letter-spacing: -0.01em;
  font-size: 18px;
  color: var(--mesh-ink);
}
.brand img { display: block; width: 28px; height: 28px; }

.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-link {
  font-size: 14px;
  color: var(--mesh-ink-dim);
  transition: color 140ms ease;
}
.nav-link:hover { color: var(--mesh-ink); }
.nav-link.cta {
  background: linear-gradient(135deg, var(--mesh-pink-soft), var(--mesh-violet-soft));
  border: 1px solid rgba(255,255,255,0.14);
  padding: 9px 16px;
  border-radius: 999px;
  color: var(--mesh-ink);
  font-weight: 500;
}
.nav-link.cta:hover { border-color: rgba(255,255,255,0.28); }

@media (max-width: 640px) {
  .nav-links { gap: 14px; }
  .nav-links .nav-link:not(.cta) { display: none; }
}

/* ── Main ──────────────────────────────────────────────────────── */

main {
  position: relative; z-index: 2;
  max-width: var(--max-col);
  margin: 0 auto;
  padding: 0 32px 8vh;
}

.section { margin-top: 14vh; }
.section-title {
  font-size: clamp(28px, 3.8vw, 40px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.12;
  margin: 0 0 16px;
}
.section-lede {
  font-size: 16px;
  color: var(--mesh-ink-dim);
  max-width: 560px;
  margin: 0 0 40px;
}

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

.hero {
  padding-top: 8vh;
  padding-bottom: 4vh;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mesh-ink-dim);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--mesh-border);
  padding: 7px 12px 7px 10px;
  border-radius: 999px;
  margin-bottom: 32px;
}
.eyebrow .dot {
  width: 7px; height: 7px;
  background: var(--mesh-mint);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(77,221,208,0.6);
  animation: pulse 2.4s ease-out infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(77,221,208,0.6); }
  70%  { box-shadow: 0 0 0 10px rgba(77,221,208,0); }
  100% { box-shadow: 0 0 0 0 rgba(77,221,208,0); }
}

.hero h1 {
  font-size: clamp(44px, 7.2vw, 96px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 600;
  margin: 0 0 22px;
}
@media (min-width: 1800px) {
  .hero h1 { font-size: clamp(72px, 6vw, 112px); }
}
.hero h1 .spectrum {
  background: var(--mesh-line);
  background-size: 200% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: sweep 12s linear infinite;
}
@keyframes sweep {
  to { background-position: 200% 0; }
}

.hero .lede {
  font-size: clamp(17px, 2vw, 20px);
  color: var(--mesh-ink-dim);
  max-width: 600px;
  margin: 0 0 40px;
}

.hero-foot {
  margin-top: 22px;
  font-size: 13px;
  color: var(--mesh-ink-faint);
  max-width: 580px;
}

/* ── Waitlist form ─────────────────────────────────────────────── */

.waitlist {
  display: flex; gap: 8px;
  max-width: 500px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--mesh-border-strong);
  border-radius: var(--r-md);
  padding: 7px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: border-color 150ms ease, box-shadow 200ms ease;
}
.waitlist:focus-within {
  border-color: rgba(255,255,255,0.32);
  box-shadow:
    0 0 40px var(--mesh-pink-soft),
    0 0 80px var(--mesh-violet-soft);
}

.waitlist input {
  flex: 1;
  background: transparent;
  border: 0; outline: 0;
  color: var(--mesh-ink);
  font: inherit;
  font-size: 15px;
  padding: 11px 13px;
}
.waitlist input::placeholder { color: var(--mesh-ink-faint); }

.waitlist button {
  position: relative;
  background: var(--mesh-line);
  background-size: 200% 100%;
  color: #1a0f2a;
  border: 0;
  border-radius: 9px;
  padding: 11px 18px;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.005em;
  cursor: pointer;
  transition: background-position 400ms ease, transform 80ms ease, filter 150ms ease;
  display: inline-flex; align-items: center; gap: 8px;
}
.waitlist button:hover { background-position: 100% 0; filter: brightness(1.05); }
.waitlist button:active { transform: translateY(1px); }
.waitlist button[disabled] { opacity: 0.6; cursor: progress; }

.waitlist .spinner {
  display: none;
  width: 12px; height: 12px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 600ms linear infinite;
}
.waitlist.loading .spinner { display: inline-block; }
.waitlist.loading .label { opacity: 0.7; }
.waitlist.large { padding: 9px; max-width: 560px; }
.waitlist.large input { font-size: 16px; padding: 14px 15px; }
.waitlist.large button { padding: 13px 22px; font-size: 15px; }
@keyframes spin { to { transform: rotate(360deg); } }

.status {
  margin: 14px 0 0;
  min-height: 1.4em;
  font-size: 14px;
  color: var(--mesh-ink-dim);
}
.status.ok  { color: var(--mesh-mint); }
.status.err { color: var(--mesh-pink); }

/* ── Hero "Ask" terminal ───────────────────────────────────────── */

.ask {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0)) ,
    rgba(20,16,63,0.6);
  border: 1px solid var(--mesh-border);
  border-radius: var(--r-lg);
  padding: 24px 26px;
  box-shadow:
    0 0 60px rgba(255,77,155,0.08),
    0 0 120px rgba(160,80,255,0.05),
    inset 0 1px 0 rgba(255,255,255,0.04);
  max-width: 640px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.ask-prompt {
  display: flex; align-items: baseline; gap: 12px;
  padding-bottom: 18px;
  margin-bottom: 18px;
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 14px;
  flex-wrap: wrap;
  border-bottom: 1px dashed var(--mesh-border);
}
.ask-label {
  color: var(--mesh-gold);
  font-weight: 600;
  letter-spacing: 0.03em;
}
.ask-text {
  color: var(--mesh-ink);
  white-space: nowrap;
  overflow: hidden;
  display: inline-block;
}
.ask-cursor {
  display: inline-block;
  width: 8px; height: 16px;
  background: var(--mesh-pink);
  vertical-align: middle;
  animation: blink 1s steps(2) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.ask-trace { display: grid; gap: 14px; }
.trace-step {
  display: grid;
  grid-template-columns: 14px 92px 1fr;
  align-items: center;
  gap: 14px;
  font-size: 14px;
}
.trace-dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--mesh-mint);
  box-shadow: 0 0 14px var(--mesh-mint);
}
.trace-dot.soft { background: var(--mesh-violet); box-shadow: 0 0 10px var(--mesh-violet-soft); }
.trace-label {
  color: var(--mesh-ink-faint);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.trace-target {
  color: var(--mesh-ink);
  font-weight: 500;
}
.trace-reason {
  color: var(--mesh-ink-dim);
}

/* ── Bullets ───────────────────────────────────────────────────── */

.bullets {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px 40px;
}
@media (min-width: 1440px) {
  .bullets { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px; }
}
@media (max-width: 640px) {
  .bullets { grid-template-columns: 1fr; }
}

.bullet { position: relative; padding-top: 10px; }
.bullet-mark {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.bullet-mark::before {
  content: '';
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  box-shadow: 0 0 10px currentColor;
}
.bullet[data-hue="pink"]   .bullet-mark { color: var(--mesh-pink); }
.bullet[data-hue="gold"]   .bullet-mark { color: var(--mesh-gold); }
.bullet[data-hue="mint"]   .bullet-mark { color: var(--mesh-mint); }
.bullet[data-hue="violet"] .bullet-mark { color: var(--mesh-violet); }

.bullet h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
  color: var(--mesh-ink);
}
.bullet p {
  margin: 0;
  font-size: 15px;
  color: var(--mesh-ink-dim);
  line-height: 1.6;
}

/* ── Pricing ───────────────────────────────────────────────────── */

.tiers {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
@media (max-width: 720px) { .tiers { grid-template-columns: 1fr; } }

.tier {
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--mesh-border);
  border-radius: var(--r-lg);
  padding: 24px 22px 28px;
  transition: border-color 200ms ease;
}
.tier:hover { border-color: var(--mesh-border-strong); }
.tier.featured {
  border-color: rgba(255,77,155,0.5);
  background:
    linear-gradient(180deg, rgba(255,77,155,0.10), rgba(160,80,255,0.05)) ,
    rgba(20,16,63,0.6);
  box-shadow:
    0 0 60px rgba(255,77,155,0.15),
    inset 0 1px 0 rgba(255,255,255,0.06);
}

.tier h3 {
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mesh-ink-dim);
  margin: 0 0 14px;
  font-weight: 600;
}
.tier.featured h3 {
  background: var(--mesh-line);
  background-size: 200% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tier-price {
  font-size: 30px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  display: flex; align-items: baseline; gap: 8px;
  color: var(--mesh-ink);
}
.tier-price span {
  font-size: 13px;
  color: var(--mesh-ink-faint);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
}
.tier-soon { font-size: 14px !important; color: var(--mesh-ink-dim) !important; font-weight: 500 !important; }

.tier-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 9px; }
.tier-list li {
  font-size: 14px;
  color: var(--mesh-ink-dim);
  padding-left: 20px;
  position: relative;
}
.tier-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 9px; height: 2px;
  background: var(--mesh-line);
  border-radius: 1px;
}

/* ── Final section ─────────────────────────────────────────────── */

.section.final {
  margin-top: 16vh;
  padding-top: 9vh;
  border-top: 1px solid var(--mesh-border);
}

/* ── Footer ────────────────────────────────────────────────────── */

footer {
  position: relative; z-index: 2;
  border-top: 1px solid var(--mesh-border);
  margin-top: 14vh;
}
.footer-inner {
  max-width: var(--max-col);
  margin: 0 auto;
  padding: 28px 32px;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
  font-size: 13px;
  color: var(--mesh-ink-faint);
}
.footer-brand {
  display: inline-flex; align-items: center; gap: 9px;
  color: var(--mesh-ink-dim);
}
.footer-brand img { display: block; width: 18px; height: 18px; }
.footer-meta a { color: var(--mesh-ink-dim); }
.footer-meta a:hover { color: var(--mesh-ink); }
.footer-meta .dot { opacity: 0.5; margin: 0 6px; }

/* ── Utility ───────────────────────────────────────────────────── */

.sr {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 520px) {
  .waitlist { flex-direction: column; padding: 8px; }
  .waitlist button { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  .eyebrow .dot,
  .ask-cursor,
  .hero h1 .spectrum { animation: none; }
  html { scroll-behavior: auto; }
}