/* ========================================================================
   Lucid Terminal — site-wide stylesheet
   Monochrome Liquid theme — pure black + silver + subtle glow
   Matches the in-app theme so site + app feel like one surface
   ======================================================================== */

:root {
  --bg-deep:    #050505;
  --bg-card:    #141414;
  --bg-card-2:  #0a0a0a;

  --silver:     #f5f5f5;
  --silver-dim: #e5e5e5;
  --mid:        #a3a3a3;
  --dim:        #c0c0c0;
  --faint:      #737373;

  --accent:     #e5e5e5;
  --accent-hi:  #ffffff;
  --glow:       rgba(229, 229, 229, 0.28);

  --border:     rgba(229, 229, 229, 0.22);
  --border-hi:  rgba(229, 229, 229, 0.45);

  --success:    #b8f5c8;
  --warn:       #ffd47a;
  --danger:     #ff6b9b;

  --radius-sm:  8px;
  --radius-md:  12px;
  --radius-lg:  18px;

  --maxw-site:  1180px;
  --maxw-text:  740px;

  --font-body:  system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono:  ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* ── Reset + base ─────────────────────────────────────────────────── */

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

html {
  background: var(--bg-deep);
  color-scheme: dark;
}

body {
  font-family: var(--font-body);
  background:
    radial-gradient(ellipse 1200px 800px at 50% -10%, #1a1a1a 0%, transparent 60%),
    radial-gradient(ellipse 900px 600px at 80% 60%, #0e0e0e 0%, transparent 55%),
    var(--bg-deep);
  color: #eaeaea;
  min-height: 100vh;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--silver-dim); text-decoration: none; transition: color .12s; }
a:hover { color: var(--silver); }

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

h1, h2, h3, h4 {
  margin: 0;
  letter-spacing: .02em;
  color: var(--silver);
}

h1 { font-size: clamp(32px, 5.5vw, 56px); line-height: 1.05; letter-spacing: .01em; }
h2 { font-size: clamp(24px, 3.4vw, 36px); line-height: 1.15; }
h3 { font-size: clamp(17px, 2vw, 22px); line-height: 1.25; }

p { margin: 0 0 14px; color: var(--dim); font-size: 15.5px; }
ul, ol { padding-left: 22px; margin: 10px 0; color: var(--dim); }
li { margin: 6px 0; }
hr { border: none; border-top: 1px solid var(--border); margin: 32px 0; }

code {
  background: rgba(229, 229, 229, 0.08);
  padding: 1px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: #eaeaea;
}

/* ── Top nav ──────────────────────────────────────────────────────── */

.site-nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(5, 5, 5, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.site-nav-inner {
  max-width: var(--maxw-site);
  margin: 0 auto;
  padding: 14px 22px;
  display: flex;
  align-items: center;
  gap: 28px;
}
.site-nav-brand {
  display: flex; align-items: center; gap: 10px;
  color: var(--silver);
  font-weight: 600;
  letter-spacing: .06em;
  font-size: 14px;
  text-transform: uppercase;
}
.site-nav-brand img {
  width: 32px; height: 32px;
  filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.45));
}
.site-nav-links {
  display: flex; gap: 22px;
  margin-left: 6px;
  flex: 1;
}
.site-nav-links a {
  color: var(--mid);
  font-size: 13px;
  letter-spacing: .04em;
  transition: color .12s;
}
.site-nav-links a:hover { color: var(--silver); }
.site-nav-cta {
  padding: 8px 18px;
  background: linear-gradient(180deg, rgba(229, 229, 229, 0.22), rgba(163, 163, 163, 0.10));
  border: 1px solid rgba(229, 229, 229, 0.55);
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 12px;
  letter-spacing: .10em;
  text-transform: uppercase;
  font-weight: 600;
  transition: transform .12s, box-shadow .18s;
}
.site-nav-cta:hover {
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(229, 229, 229, 0.25);
}
/* Web App nav button — pairs with Download but stays visually distinct.
   Outlined silver instead of filled, so the two CTAs read as
   "TERMINAL access" vs. "INSTALL the app" at a glance. */
.site-nav-cta-secondary {
  padding: 8px 16px;
  background: transparent;
  border: 1px solid rgba(229, 229, 229, 0.45);
  border-radius: var(--radius-sm);
  color: var(--silver);
  font-size: 12px;
  letter-spacing: .10em;
  text-transform: uppercase;
  font-weight: 600;
  margin-right: 10px;
  transition: transform .12s, box-shadow .18s, background .18s, border-color .18s;
}
.site-nav-cta-secondary:hover {
  color: #fff;
  background: rgba(229, 229, 229, 0.08);
  border-color: rgba(229, 229, 229, 0.85);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(229, 229, 229, 0.18);
}
/* Group the two right-side nav CTAs so they sit side-by-side */
.site-nav-cta-group { display: flex; align-items: center; gap: 0; }
.site-nav-mobile-toggle { display: none; }

/* ── Shared content blocks ─────────────────────────────────────── */

.site-container {
  max-width: var(--maxw-site);
  margin: 0 auto;
  padding: 0 22px;
}
.site-container.narrow {
  max-width: var(--maxw-text);
}

.site-section {
  padding: 64px 0;
}
.site-section.tight { padding: 40px 0; }
.site-section.hero  { padding: 96px 0 72px; }

.site-hero-text {
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}
.site-hero-eyebrow {
  color: var(--mid);
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  margin-bottom: 14px;
  font-family: var(--font-mono);
}
.site-hero-title {
  text-shadow: 0 0 32px rgba(229, 229, 229, 0.35);
  margin-bottom: 18px;
}
.site-hero-sub {
  color: var(--dim);
  font-size: 17px;
  line-height: 1.55;
  max-width: 640px;
  margin: 0 auto 28px;
}

/* Primary CTA button */
.btn {
  display: inline-block;
  padding: 15px 32px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  border: 1.5px solid var(--border-hi);
  transition: transform .12s, box-shadow .18s, background .18s;
  font-family: var(--font-body);
}
.btn.primary {
  background: linear-gradient(180deg, rgba(229, 229, 229, 0.30), rgba(163, 163, 163, 0.12));
  color: #fff;
  border-color: rgba(229, 229, 229, 0.62);
}
.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px var(--glow);
  background: linear-gradient(180deg, rgba(245, 245, 245, 0.38), rgba(163, 163, 163, 0.16));
}
.btn.ghost {
  background: transparent;
  color: var(--silver-dim);
  border-color: var(--border);
}
.btn.ghost:hover { border-color: var(--border-hi); color: var(--silver); }
.btn + .btn { margin-left: 10px; }

/* Full-width "block" button — used under the features hero paragraph
   so the Web App CTA spans the same width as the surrounding text/section
   and reads as a clear standalone action. */
.btn.btn-block-wide {
  display: block;
  width: 100%;
  margin: 26px 0 0 0;
  padding: 20px 28px;
  font-size: 14px;
  text-align: center;
  letter-spacing: .14em;
  border-radius: var(--radius-md);
}
.btn.btn-block-wide + .btn { margin-left: 0; }

/* ── Feature tile grid (3 columns) ────────────────────────────── */

.site-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.site-grid.two { grid-template-columns: repeat(2, 1fr); }
.site-grid.four { grid-template-columns: repeat(4, 1fr); }

.site-tile {
  background: linear-gradient(180deg, rgba(20, 20, 20, 0.9), rgba(10, 10, 10, 0.94));
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 26px 24px;
  transition: border-color .15s, transform .15s, box-shadow .2s;
}
.site-tile:hover {
  border-color: var(--border-hi);
  transform: translateY(-3px);
  box-shadow: 0 10px 40px rgba(229, 229, 229, 0.08);
}
.site-tile-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(229, 229, 229, 0.10);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  color: var(--silver);
  font-size: 22px;
}
.site-tile-title {
  color: var(--silver);
  font-size: 16px;
  margin-bottom: 8px;
  letter-spacing: .02em;
  font-weight: 600;
}
.site-tile-body {
  color: var(--dim);
  font-size: 13.5px;
  line-height: 1.6;
}

/* ── Feature sections (side-by-side illustration) ────────────── */

.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 48px 0;
  border-top: 1px solid var(--border);
}
.feature-block:first-of-type { border-top: none; padding-top: 24px; }
.feature-block.reverse > :first-child { order: 2; }
.feature-block-title {
  color: var(--silver);
  font-size: 28px;
  margin-bottom: 14px;
  letter-spacing: .01em;
}
.feature-block-eyebrow {
  color: var(--mid);
  font-size: 10.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  margin-bottom: 10px;
  font-family: var(--font-mono);
}
.feature-block-list { padding-left: 20px; }
.feature-block-list li { margin: 8px 0; color: var(--dim); font-size: 14px; }
.feature-block-visual {
  aspect-ratio: 16 / 10;
  background: linear-gradient(145deg, rgba(30, 30, 30, 0.8), rgba(10, 10, 10, 0.9));
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  box-shadow: inset 0 0 80px rgba(163, 163, 163, 0.04);
}

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

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}
.pricing-card {
  background: linear-gradient(180deg, rgba(20, 20, 20, 0.92), rgba(10, 10, 10, 0.96));
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 22px;
  display: flex; flex-direction: column;
  position: relative;
  transition: border-color .15s, transform .15s, box-shadow .2s;
}
.pricing-card:hover { border-color: var(--border-hi); transform: translateY(-3px); box-shadow: 0 12px 40px rgba(229, 229, 229, 0.08); }
.pricing-card.featured {
  border-color: rgba(229, 229, 229, 0.55);
  box-shadow: 0 0 48px rgba(229, 229, 229, 0.12), inset 0 0 80px rgba(229, 229, 229, 0.02);
}
.pricing-card.featured::before {
  content: "MOST POPULAR";
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(180deg, #f5f5f5, #c0c0c0);
  color: #000;
  padding: 4px 14px;
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: .14em;
  border-radius: 999px;
  white-space: nowrap;
}
.pricing-name {
  color: var(--silver);
  font-size: 15px;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 6px;
  font-weight: 700;
}
.pricing-price {
  font-size: 36px;
  color: #fff;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 12px 0 4px;
  text-shadow: 0 0 16px var(--glow);
}
.pricing-price .period {
  font-size: 12px;
  color: var(--mid);
  font-weight: 400;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-left: 4px;
}
.pricing-yearly {
  font-size: 10.5px;
  color: var(--faint);
  font-family: var(--font-mono);
  letter-spacing: .06em;
  margin-bottom: 16px;
}
.pricing-desc {
  color: var(--dim);
  font-size: 12.5px;
  line-height: 1.55;
  margin-bottom: 18px;
  min-height: 42px;
}
.pricing-features {
  padding-left: 18px;
  margin: 0 0 22px;
  flex: 1;
}
.pricing-features li {
  color: var(--dim);
  font-size: 12.5px;
  margin: 7px 0;
  line-height: 1.5;
}
.pricing-cta {
  display: block;
  text-align: center;
  padding: 12px;
  border: 1px solid var(--border-hi);
  border-radius: var(--radius-sm);
  color: var(--silver-dim);
  font-size: 11.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 600;
  transition: all .15s;
  cursor: pointer;
  background: transparent;
  font-family: var(--font-body);
  width: 100%;
}
.pricing-cta:hover { background: rgba(229, 229, 229, 0.08); color: #fff; }
.pricing-card.featured .pricing-cta {
  background: linear-gradient(180deg, rgba(229, 229, 229, 0.28), rgba(163, 163, 163, 0.10));
  color: #fff;
}

/* ── FAQ accordion style ───────────────────────────────────────── */

.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}
.faq-q {
  color: var(--silver);
  font-size: 16px;
  margin-bottom: 8px;
  letter-spacing: .01em;
  font-weight: 600;
}
.faq-a {
  color: var(--dim);
  font-size: 14px;
  line-height: 1.6;
}

/* ── Legal document layout (Privacy, Terms) ─────────────────── */

.legal-doc {
  max-width: var(--maxw-text);
  margin: 0 auto;
  padding: 48px 22px 80px;
}
.legal-doc h1 { font-size: 34px; margin-bottom: 8px; }
.legal-doc .legal-meta {
  color: var(--faint);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  font-family: var(--font-mono);
  margin-bottom: 40px;
}
.legal-doc h2 { font-size: 20px; margin: 38px 0 12px; color: var(--silver); }
.legal-doc h3 { font-size: 16px; margin: 24px 0 8px; color: var(--silver-dim); }
.legal-doc p  { font-size: 14.5px; line-height: 1.7; color: var(--dim); }
.legal-doc ul, .legal-doc ol { font-size: 14.5px; line-height: 1.7; color: var(--dim); }
.legal-doc strong { color: var(--silver); }
.legal-doc a { color: #fff; text-decoration: underline; text-decoration-color: var(--border-hi); }

/* ── Logo hero + download sections ───────────────────────────── */

.site-logo-hero {
  width: 128px; height: 128px;
  margin: 0 auto 28px;
  display: block;
  filter: drop-shadow(0 0 18px rgba(255, 255, 255, 0.6)) drop-shadow(0 0 42px rgba(229, 229, 229, 0.28));
}

.site-download-info {
  max-width: 520px;
  margin: 28px auto 0;
  padding: 18px 20px;
  background: rgba(5, 5, 5, 0.6);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  text-align: left;
  font-size: 13px;
  line-height: 1.65;
  color: var(--dim);
}
.site-download-info strong { color: var(--silver); }
.site-download-info ul { margin: 6px 0 0; padding-left: 20px; }
.site-download-info li { margin: 4px 0; color: var(--dim); font-size: 13px; }

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

.site-footer {
  margin-top: 80px;
  border-top: 1px solid var(--border);
  background: rgba(5, 5, 5, 0.6);
  padding: 48px 22px 28px;
}
.site-footer-inner {
  max-width: var(--maxw-site);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}
.site-footer-brand p {
  color: var(--faint);
  font-size: 12.5px;
  line-height: 1.55;
  margin-top: 12px;
  max-width: 300px;
}
.site-footer-col h4 {
  color: var(--silver);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-bottom: 12px;
  font-weight: 600;
}
.site-footer-col a {
  display: block;
  color: var(--faint);
  font-size: 13px;
  padding: 4px 0;
  transition: color .12s;
}
.site-footer-col a:hover { color: var(--silver-dim); }
.site-footer-bottom {
  max-width: var(--maxw-site);
  margin: 32px auto 0;
  padding-top: 22px;
  border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--faint);
  font-family: var(--font-mono);
}
.site-footer-bottom a { color: var(--mid); }
.site-footer-bottom a:hover { color: var(--silver-dim); }

/* ── Responsive ─────────────────────────────────────────────────── */

@media (max-width: 900px) {
  .site-grid, .site-grid.four { grid-template-columns: 1fr 1fr; }
  .pricing-grid { grid-template-columns: 1fr 1fr; }
  .feature-block { grid-template-columns: 1fr; gap: 24px; padding: 36px 0; }
  .feature-block.reverse > :first-child { order: initial; }
  .site-footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .site-grid, .site-grid.two, .site-grid.four { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .site-section.hero { padding: 64px 0 48px; }
  .site-section { padding: 48px 0; }
  .site-footer-inner { grid-template-columns: 1fr; }
  .site-footer-bottom { justify-content: flex-start; }

  /* ── 2026-05-09 mobile nav fix (REVISION 2) ─────────────────────────
     The first attempt used position:absolute on the menu which depended
     on the parent having position:relative — flaky across pages where
     existing CSS overrode it. Revision 2 uses position:fixed anchored
     below the nav bar so the menu always appears regardless of parent
     positioning. Also restyled to match the site's silver/dark aesthetic
     (matching .site-nav-cta-secondary border/color tokens). */
  .site-nav-links { display: none; }
  /* 2026-05-10 REVISION 4 (BULLETPROOF):
     - Pure-black solid background with !important guarantees no transparency
     - Full-screen overlay including under the nav bar (top:0 not top:56px)
       so even the nav area is opaque
     - Inline backdrop solid color matches body bg so cached liquid-bg canvas
       can't bleed through
  */
  .site-nav-links.open {
    display: flex !important;
    flex-direction: column !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    background: #000000 !important;
    background-color: #000000 !important;
    background-image: linear-gradient(180deg, #050308 0%, #000000 100%) !important;
    border: none !important;
    padding: 76px 28px 28px 28px !important;
    gap: 0 !important;
    z-index: 99999 !important;
    margin: 0 !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
    opacity: 1 !important;
    /* Reset any inherited transparency */
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    animation: navMenuFadeIn .18s ease-out;
  }
  .site-nav-links.open a {
    padding: 18px 4px;
    font-size: 18px;
    color: #ffffff !important;
    border-bottom: 1px solid rgba(229, 229, 229, 0.12);
    letter-spacing: .04em;
    font-weight: 500;
    display: block;
    width: 100%;
  }
  .site-nav-links.open a:last-child { border-bottom: none; }
  .site-nav-links.open a:hover { color: var(--gold, #d4a847) !important; }
  /* Lock page scroll while menu is open */
  body.nav-open { overflow: hidden; position: fixed; width: 100%; }

  /* Show the toggle, hide the secondary CTA to save space */
  .site-nav-toggle { display: flex !important; }
  .site-nav-cta-secondary { display: none; }
  /* Adjust the primary Download CTA so it stays visible alongside hamburger */
  .site-nav-cta { padding: 7px 14px; font-size: 11px; letter-spacing: .08em; }
  .site-nav-brand span { font-size: 13px; letter-spacing: .04em; }
}

@keyframes navMenuFadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Hamburger toggle button (matches site silver/dark aesthetic) ─── */
.site-nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 38px;
  margin-left: 6px;
  padding: 0;
  background: transparent;
  border: 1px solid rgba(229, 229, 229, 0.45);
  border-radius: var(--radius-sm, 6px);
  color: var(--silver, #e5e5e5);
  font-size: 18px;
  font-family: inherit;
  font-weight: 400;
  line-height: 1;
  cursor: pointer;
  transition: background .18s, border-color .18s, transform .12s;
  -webkit-tap-highlight-color: transparent;
  -webkit-appearance: none;
  appearance: none;
  flex-shrink: 0;
}
.site-nav-toggle:hover {
  background: rgba(229, 229, 229, 0.08);
  border-color: rgba(229, 229, 229, 0.85);
}
.site-nav-toggle:active { transform: scale(0.96); }
/* When menu is open, lift toggle button ABOVE the full-screen overlay
   (menu uses z-index:99999) so the X button stays tappable to close. */
.site-nav-toggle[aria-expanded="true"] {
  background: rgba(229, 229, 229, 0.12) !important;
  border-color: rgba(229, 229, 229, 0.85) !important;
  position: fixed !important;
  top: 12px !important;
  right: 12px !important;
  z-index: 100000 !important;
  width: 44px !important;
  height: 44px !important;
  font-size: 22px !important;
  color: #ffffff !important;
}

/* ════════════════════════════════════════════════════════════════════
   LIQUID INK ANIMATED BACKGROUND — site-wide ambient theme
   The actual animation is rendered by /js/liquid-bg.js (WebGL fbm
   shader, ported from Mission Control's Settings → Themes → Liquid Ink).
   This block only ensures the page body is pure black so the canvas
   reads through correctly, and provides a subtle scan-line overlay.
   ════════════════════════════════════════════════════════════════════ */

/* html stays solid black as a no-WebGL fallback paint.
   body MUST be transparent so the <canvas id="liquid-bg"> behind it
   actually shows through. (Solid body bg was hiding the animation.) */
html { background: #000 !important; }
body {
  background: transparent !important;
  position: relative;
  overflow-x: hidden;
}
/* Every direct child of <body> must paint ABOVE the WebGL canvas.
   Without this, the canvas (z-index:0) covers all unpositioned content. */
body > *:not(#liquid-bg) {
  position: relative;
  z-index: 1;
}

/* CRT scan-line overlay — extremely subtle, gives a "live screen" feel */
html::before {
  content: '';
  position: fixed; inset: 0; z-index: 9999;
  pointer-events: none;
  background: repeating-linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.020) 0px,
    rgba(255, 255, 255, 0.020) 1px,
    transparent 1px,
    transparent 3px
  );
  mix-blend-mode: overlay;
}