/* ========================================
   CATY — LANDING STYLES
   Minimalist, editorial, dark theme
   ======================================== */

:root {
  /* Colors */
  --bg: #0a0a0a;
  --bg-elevated: #111111;
  --bg-card: #141414;
  --text: #e8e6e1;
  --text-muted: #888580;
  --text-faint: #4a4844;
  --border: #1f1e1a;
  --border-strong: #2a2924;
  --accent: #b8d6a4;
  --accent-text: #E1F0C7;
  --accent-dim: #6b8b5c;
  --accent-glow: rgba(184, 214, 164, 0.15);

  /* Type */
  --font-display: 'Fraunces', Georgia, serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* Spacing */
  --max-w: 1180px;
  --gutter: clamp(20px, 4vw, 48px);
  --section-pad: clamp(80px, 12vh, 140px);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.55;
  letter-spacing: -0.003em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Grain overlay */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' /%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' /%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent-text); }

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--bg-elevated);
  padding: 0.1em 0.4em;
  border-radius: 3px;
  color: var(--accent-text);
  border: 1px solid var(--border);
}

em { font-style: italic; color: var(--accent-text); }

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

.muted { color: var(--text-muted); }
.accent { color: var(--accent-text); }

/* ========================================
   NAV
   ======================================== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  background: rgba(10, 10, 10, 0.75);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 18px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 20px;
  letter-spacing: -0.02em;
  color: var(--text);
}
.nav-logo:hover { color: var(--accent-text); }

/* Logo hover swap — default black, green on hover */
.logo-swap {
  position: relative;
  display: inline-flex;
  line-height: 0;
}
.logo-swap img {
  display: block;
  transition: opacity .25s ease;
}
.logo-swap .logo-hover {
  position: absolute;
  inset: 0;
  opacity: 0;
}
.nav-logo:hover .logo-swap .logo-default,
.footer-brand:hover .logo-swap .logo-default { opacity: 0; }
.nav-logo:hover .logo-swap .logo-hover,
.footer-brand:hover .logo-swap .logo-hover { opacity: 1; }
.nav-cta {
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 9px 18px;
  border: 1px solid var(--border-strong);
  border-radius: 100px;
  transition: all .25s ease;
  letter-spacing: 0.02em;
}
.nav-cta:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

/* ========================================
   HERO
   ======================================== */
.hero {
  min-height: 100vh;
  padding: 140px var(--gutter) 80px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 2;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 8px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 100px;
  margin-bottom: 40px;
  animation: fadeUp .8s ease both;
}
.hero-tag .dot {
  width: 7px; height: 7px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent-glow);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(48px, 9vw, 120px);
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin-bottom: 40px;
  font-variation-settings: "opsz" 144;
}
.hero-title .line {
  display: block;
  animation: fadeUp 1s ease both;
}
.hero-title .line:nth-child(2) { animation-delay: .1s; }
.hero-title .line:nth-child(3) { animation-delay: .2s; }
.hero-title .line.accent {
  font-style: italic;
  font-weight: 300;
  color: var(--accent-text);
}
.hero-sub {
  max-width: 620px;
  font-size: clamp(18px, 2.2vw, 22px);
  color: var(--text);
  line-height: 1.5;
  margin-bottom: 48px;
  font-weight: 300;
  animation: fadeUp 1s ease .35s both;
}
.hero-sub em { font-style: italic; color: var(--accent-text); }

.hero-cta {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  margin-bottom: 20px;
  animation: fadeUp 1s ease .5s both;
}
.hero-pricing {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.price-main {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 400;
  color: var(--accent-text);
  letter-spacing: -0.02em;
}
.price-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 4px;
}
.hero-footnote {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-faint);
  letter-spacing: 0.02em;
  animation: fadeUp 1s ease .65s both;
}

/* Trust strip — proven foundation under hero */
.trust-strip {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 36px 24px 32px;
  background: var(--bg);
}
.trust-strip-inner {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}
.trust-strip-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--text-faint);
  text-transform: uppercase;
  margin-bottom: 18px;
}
.trust-strip-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.trust-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}
.trust-matrix:hover {
  color: var(--text);
}
.trust-matrix svg {
  flex-shrink: 0;
}
.trust-divider {
  width: 1px;
  height: 14px;
  background: var(--border-strong);
}
.trust-strip-note {
  font-size: 11px;
  color: var(--text-faint);
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.5;
  letter-spacing: 0.01em;
}
@media (max-width: 640px) {
  .trust-divider { display: none; }
  .trust-strip-row { gap: 12px; flex-direction: column; }
}

/* Hero art — animated orbit */
.hero-art {
  position: absolute;
  right: -10%;
  top: 50%;
  transform: translateY(-50%);
  width: 700px;
  height: 700px;
  opacity: 0.9;
  pointer-events: none;
  z-index: 3;
}
.orbit-wrap {
  width: 100%;
  height: 100%;
}
.orbit-rings {
  transform-origin: 300px 300px;
  animation: rotate 60s linear infinite;
}
/* Vampire overlaid on top of hero circles with simple hover swap */
.hero-vamp {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 33.33%;   /* 200/600 of SVG */
  height: 33.33%;
  pointer-events: auto;
  cursor: default;
}
.hero-vamp img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  transition: opacity 0.25s ease;
}
.hero-vamp-hover { opacity: 0; }
.hero-vamp-default { opacity: 1; }
.hero-vamp:hover .hero-vamp-default { opacity: 0; }
.hero-vamp:hover .hero-vamp-hover { opacity: 1; }
@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   SECTION BASICS
   ======================================== */
.section {
  padding: var(--section-pad) var(--gutter);
  position: relative;
  border-top: 1px solid var(--border);
}
.section-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  position: relative;
  z-index: 2;
}
.section-label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.section-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(36px, 5.5vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin-bottom: 40px;
  max-width: 900px;
  font-variation-settings: "opsz" 96;
}
.section-title .muted { color: var(--text-muted); font-style: italic; }
.section-title .accent { font-style: italic; }
.section-lead {
  max-width: 680px;
  font-size: clamp(17px, 1.8vw, 19px);
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 56px;
  font-weight: 300;
}

/* ========================================
   PROBLEM
   ======================================== */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  margin: 60px 0;
  border: 1px solid var(--border);
  border-radius: 2px;
}
.problem-item {
  background: var(--bg);
  padding: 40px 32px;
  transition: background .3s ease;
}
.problem-item:hover { background: var(--bg-elevated); }
.problem-item .brand {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent-text);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.problem-item p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.65;
}
.verdict {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 300;
  line-height: 1.35;
  color: var(--text);
  max-width: 700px;
  letter-spacing: -0.02em;
  font-style: italic;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}
.verdict strong {
  font-weight: 500;
  color: var(--accent-text);
  font-style: normal;
}

/* ========================================
   SOLUTION — ingredients
   ======================================== */
.ingredients {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  margin-top: 40px;
  border: 1px solid var(--border);
}
.ingredient {
  background: var(--bg);
  padding: 40px 36px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  transition: background .3s ease;
}
.ingredient:hover { background: var(--bg-elevated); }
.ingredient-wide { grid-column: span 2; }
@media (max-width: 760px) { .ingredient-wide { grid-column: span 1; } }
.ing-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent-dim);
  letter-spacing: 0.1em;
  min-width: 24px;
  padding-top: 6px;
}
.ing-body h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 22px;
  margin-bottom: 10px;
  letter-spacing: -0.015em;
}
.ing-body p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.6;
}
.ing-body code { font-size: 13px; }

/* ========================================
   STEPS
   ======================================== */
.steps-list {
  list-style: none;
  counter-reset: steps;
  max-width: 800px;
  margin-top: 40px;
}
.steps-list li {
  display: flex;
  gap: 40px;
  padding: 44px 0;
  border-bottom: 1px solid var(--border);
  align-items: flex-start;
}
.steps-list li:last-child { border-bottom: none; }
.step-num {
  font-family: var(--font-display);
  font-size: 64px;
  font-weight: 300;
  color: var(--accent-text);
  line-height: 1;
  min-width: 60px;
  font-style: italic;
}
.step-body h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 28px;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.step-body p {
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.65;
  max-width: 560px;
}

/* ========================================
   INLINE WAITLIST CTA
   ======================================== */
.waitlist-inline {
  padding: 40px var(--gutter);
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.waitlist-inline-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}
.waitlist-inline-text {
  font-family: var(--font-display);
  font-size: clamp(18px, 2.2vw, 24px);
  font-weight: 300;
  letter-spacing: -0.01em;
}

/* ========================================
   AUDIENCE
   ======================================== */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  margin-top: 40px;
  border: 1px solid var(--border);
}
.aud-card {
  background: var(--bg);
  padding: 32px 28px;
  transition: all .3s ease;
}
.aud-card:hover {
  background: var(--bg-elevated);
  transform: translateY(-1px);
}
.aud-role {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 20px;
  margin-bottom: 14px;
  letter-spacing: -0.015em;
  color: var(--accent-text);
}
.aud-card p {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.6;
}

/* ========================================
   FEATURES
   ======================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.feature {
  padding: 44px 36px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  transition: all .35s ease;
  position: relative;
  overflow: hidden;
}
.feature:hover {
  border-color: var(--accent-dim);
  transform: translateY(-2px);
}
.feature::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity .3s ease;
}
.feature:hover::before { opacity: 1; }
.feat-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 26px;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  color: var(--text);
}
.feat-highlight .feat-title::after {
  content: '★';
  margin-left: 10px;
  color: var(--accent-text);
  font-size: 18px;
  vertical-align: super;
}
.feature p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.65;
}

/* ========================================
   MANIFESTO
   ======================================== */
.manifesto {
  background: linear-gradient(180deg, var(--bg) 0%, #0d0d0b 100%);
  position: relative;
}
.manifesto::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 50%, var(--accent-glow) 0%, transparent 60%);
  opacity: 0.4;
  pointer-events: none;
}
.manifesto-inner { max-width: 840px; }
.manifesto-quote {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 300;
  line-height: 1.4;
  color: var(--text);
  letter-spacing: -0.015em;
}
.manifesto-quote p {
  margin-bottom: 28px;
}
.manifesto-quote p:last-child { margin-bottom: 0; }
.manifesto-quote em {
  font-style: italic;
  color: var(--accent-text);
}
.manifesto-kicker {
  padding-top: 24px;
  border-top: 1px solid var(--border);
  margin-top: 16px;
}
.manifesto-kicker strong {
  font-weight: 500;
  color: var(--accent-text);
}

/* ========================================
   COLD START
   ======================================== */
.coldstart-inner { max-width: 820px; }
.coldstart-body {
  margin-top: 36px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--text);
}
.coldstart-body p {
  margin-bottom: 22px;
}
.coldstart-body p:last-child { margin-bottom: 0; }
.coldstart-lead {
  color: var(--text-muted);
}
.coldstart-body em {
  font-style: italic;
  color: var(--accent-text);
}
.coldstart-body strong {
  font-weight: 500;
  color: var(--text);
}
.coldstart-kicker {
  padding-top: 24px;
  border-top: 1px solid var(--border);
  margin-top: 12px;
  font-size: 18px;
}
.coldstart-kicker strong {
  color: var(--accent-text);
}

/* ========================================
   TIERS
   ======================================== */
.tier-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
}
.tier {
  padding: 44px 32px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  position: relative;
  transition: all .3s ease;
}
.tier:hover { border-color: var(--border-strong); }
.tier-decoy { opacity: 0.7; }
.tier-featured {
  background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-elevated) 100%);
  border-color: var(--accent-dim);
  transform: translateY(-8px);
  box-shadow: 0 20px 60px -20px var(--accent-glow);
}
.tier-badge {
  position: absolute;
  top: -12px;
  left: 32px;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 2px;
}
.tier-name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 24px;
  margin-bottom: 20px;
  letter-spacing: -0.015em;
}
.tier-price {
  display: flex;
  align-items: baseline;
  gap: 2px;
  margin-bottom: 28px;
  font-family: var(--font-display);
  color: var(--accent-text);
}
.tier-price .currency {
  font-size: 28px;
  font-weight: 400;
}
.tier-price .amount {
  font-size: 64px;
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.03em;
}
.tier-features {
  list-style: none;
}
.tier-features li {
  padding: 14px 0;
  border-top: 1px solid var(--border);
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.5;
}
.tier-features li:first-child { border-top: none; padding-top: 0; }
.tier-features strong { color: var(--text); font-weight: 500; }

.tiers-footnote {
  margin-top: 40px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
  letter-spacing: 0.02em;
}

/* ========================================
   FAQ
   ======================================== */
.faq-list {
  margin-top: 40px;
  border-top: 1px solid var(--border);
}
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 8px 0;
}
.faq-item summary {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 20px;
  padding: 20px 0;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  letter-spacing: -0.01em;
  transition: color .2s ease;
}
.faq-item summary:hover { color: var(--accent-text); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-family: var(--font-mono);
  font-size: 22px;
  color: var(--accent-text);
  font-weight: 300;
  transition: transform .3s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p {
  padding: 0 0 28px 0;
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.65;
  max-width: 780px;
}
.faq-item p a {
  color: var(--accent-text);
  text-decoration: underline;
  text-decoration-color: rgba(184, 214, 164, 0.4);
  text-underline-offset: 3px;
  transition: text-decoration-color 0.2s ease;
}
.faq-item p a:hover {
  text-decoration-color: var(--accent);
}
.feature p a {
  color: var(--accent-text);
  text-decoration: underline;
  text-decoration-color: rgba(184, 214, 164, 0.4);
  text-underline-offset: 3px;
  transition: text-decoration-color 0.2s ease;
}
.feature p a:hover {
  text-decoration-color: var(--accent);
}
.faq-item code { font-size: 14px; }

/* ========================================
   WAITLIST FORM
   ======================================== */
.waitlist { background: var(--bg-elevated); }
.waitlist-inner-main { max-width: 720px; }
.waitlist-form {
  margin-top: 40px;
}
.form-row { margin-bottom: 20px; }
.waitlist-form input[type="email"],
.waitlist-form input[type="text"],
.waitlist-form textarea {
  width: 100%;
  padding: 16px 18px;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  color: var(--text);
  font-family: var(--font-display);
  font-size: 16px;
  border-radius: 2px;
  transition: border-color .2s ease;
  font-weight: 400;
}
.waitlist-form input:focus,
.waitlist-form textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.waitlist-form textarea {
  resize: vertical;
  font-family: var(--font-display);
}
.waitlist-form input::placeholder,
.waitlist-form textarea::placeholder { color: var(--text-faint); }

.tier-select {
  border: none;
  padding: 0;
}
.tier-select legend {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.tier-select .radio {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border: 1px solid var(--border-strong);
  border-radius: 100px;
  margin-right: 8px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: all .2s ease;
  font-size: 14px;
}
.tier-select .radio:hover { border-color: var(--accent-dim); }
.tier-select .radio input { accent-color: var(--accent-text); }
.tier-select .radio:has(input:checked) {
  background: rgba(184, 214, 164, 0.08);
  border-color: var(--accent);
  color: var(--accent-text);
}

.form-note {
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.6;
  letter-spacing: 0.01em;
}

/* Success */
.success-message {
  text-align: center;
  padding: 60px 20px;
}
.success-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 24px;
  background: var(--accent);
  color: var(--bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 500;
}
.success-message h3 {
  font-family: var(--font-display);
  font-size: 32px;
  margin-bottom: 16px;
  font-weight: 400;
  letter-spacing: -0.02em;
}
.success-message p {
  color: var(--text-muted);
  font-size: 16px;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 28px;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  border-radius: 2px;
  cursor: pointer;
  transition: all .25s ease;
  border: 1px solid transparent;
  font-weight: 400;
}
.btn-primary {
  background: var(--accent);
  color: var(--bg);
}
.btn-primary:hover {
  background: #c8e6b4;
  color: var(--bg);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--accent-text);
  border-color: var(--accent-dim);
}
.btn-ghost:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}
.btn-full { width: 100%; justify-content: center; }
.btn-arrow { transition: transform .25s ease; }
.btn:hover .btn-arrow { transform: translateX(4px); }

/* ========================================
   FOOTER
   ======================================== */
.footer {
  padding: 60px var(--gutter) 48px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.02em;
}
.footer-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.8;
  text-align: center;
}
.footer-links {
  display: flex;
  justify-content: flex-end;
  gap: 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}
.footer-disclaimer {
  max-width: 1100px;
  margin: 24px auto 0;
  padding: 20px 24px 0;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--text-faint);
  line-height: 1.6;
  text-align: center;
}
.footer-disclaimer a {
  color: var(--text-muted);
  text-decoration: underline;
  text-decoration-color: var(--border-strong);
}
.footer-disclaimer a:hover {
  color: var(--text);
}

/* ========================================
   BACK TO TOP
   ======================================== */
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  color: var(--text-muted);
  z-index: 90;
  opacity: 0;
  pointer-events: none;
  transition: all .3s ease;
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}
.back-to-top:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  transform: translateY(-2px);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 900px) {
  .hero-art {
    width: 480px;
    height: 480px;
    right: -55%;
    top: auto;
    bottom: 8%;
    transform: none;
    opacity: 0.55;
  }
  .problem-grid { grid-template-columns: 1fr; }
  .ingredients { grid-template-columns: 1fr; }
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: 1fr; }
  .tier-grid { grid-template-columns: 1fr; }
  .tier-featured { transform: none; }
  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 24px;
  }
  .footer-brand, .footer-links { justify-content: center; }
  .footer-meta { text-align: center; }
  .steps-list li { flex-direction: column; gap: 16px; }
  .step-num { font-size: 48px; }
  .waitlist-inline-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 600px) {
  .hero-art {
    width: 380px;
    height: 380px;
    right: -65%;
    bottom: 4%;
    opacity: 0.4;
  }
  .audience-grid { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; align-items: flex-start; gap: 20px; }
  .problem-item, .ingredient, .aud-card, .feature, .tier { padding: 30px 22px; }
  .nav-cta { padding: 8px 14px; font-size: 12px; }
  .tier-select .radio { display: flex; width: 100%; margin-right: 0; }
}

/* ========================================
   RESEARCH SECTION (homepage)
   ======================================== */

.research {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-elevated) 100%);
}

.research .section-lead {
  margin-bottom: 48px;
  max-width: 720px;
}

.research-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  overflow: hidden;
  transition: border-color 0.25s, transform 0.3s, box-shadow 0.3s;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}

.research-card:hover {
  border-color: var(--accent-dim);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3), 0 0 0 1px var(--accent-dim);
  color: inherit;
}

@media (min-width: 800px) {
  .research-card {
    grid-template-columns: 280px 1fr;
  }
}

.research-card-art {
  position: relative;
  background: var(--bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  padding: 32px;
  border-bottom: 1px solid var(--border);
}

@media (min-width: 800px) {
  .research-card-art {
    border-bottom: none;
    border-right: 1px solid var(--border);
  }
}

.research-orbit {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  padding: 24px;
}

.research-vamp {
  position: relative;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  filter: drop-shadow(0 0 24px var(--accent-glow));
  transition: transform 0.4s ease-out;
  z-index: 2;
}

.research-card:hover .research-vamp {
  transform: scale(1.08) rotate(-3deg);
}

.research-card-body {
  padding: 36px 40px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.research-card-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-dim);
}

.research-card-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(26px, 3vw, 32px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 4px 0;
}

.research-card-sub {
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-muted);
  max-width: 540px;
  margin-bottom: 8px;
}

.research-card-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  padding: 14px 0;
  border-top: 1px dashed var(--border);
  border-bottom: 1px dashed var(--border);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  margin: 8px 0 4px;
}

.research-card-stats strong {
  color: var(--accent-text);
  font-weight: 500;
  font-size: 14px;
  margin-right: 4px;
}

.research-card-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-text);
  margin-top: 4px;
}

.research-card:hover .research-card-cta .btn-arrow {
  transform: translateX(4px);
}

.research-card-cta .btn-arrow {
  display: inline-block;
  transition: transform 0.2s;
}

/* ========================================
   NAV ACTIONS (Sign in + Get Caty)
   ======================================== */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  transition: color 0.15s;
}

.nav-link:hover {
  color: var(--accent-text);
}

@media (max-width: 600px) {
  .nav-link { display: none; }
}

/* Updated hero CTA — two buttons side by side */
.hero-cta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 14px 24px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.btn-ghost:hover {
  border-color: var(--accent-dim);
  color: var(--accent-text);
  background: var(--bg-elevated);
}

.btn-large {
  padding: 18px 32px;
  font-size: 14px;
}

/* ========================================
   THE OFFER (main pricing section)
   ======================================== */
.offer {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-elevated) 100%);
}

.offer-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  overflow: hidden;
  margin: 48px 0 28px;
  position: relative;
}

.offer-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

@media (min-width: 900px) {
  .offer-card {
    grid-template-columns: 320px 1fr;
  }
}

.offer-card-art {
  background: var(--bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 32px;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

@media (min-width: 900px) {
  .offer-card-art {
    border-bottom: none;
    border-right: 1px solid var(--border);
  }
}

.offer-card-art::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, var(--accent-glow) 0%, transparent 60%);
  opacity: 0.4;
  pointer-events: none;
}

.offer-card-art {
  position: relative;
}

.offer-vamp {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  filter: drop-shadow(0 0 40px var(--accent-glow));
  position: relative;
  z-index: 2;
  transition: transform 0.4s ease-out, opacity 0.25s ease;
}
.offer-vamp-hover {
  position: absolute;
  inset: 0;
  margin: auto;
  opacity: 0;
}
.offer-card:hover .offer-vamp-default { opacity: 0; }
.offer-card:hover .offer-vamp-hover { opacity: 1; }

.offer-card:hover .offer-vamp {
  transform: scale(1.04) rotate(-2deg);
}

.offer-card-body {
  padding: 40px 44px 44px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.offer-badge {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-text);
  background: rgba(184, 214, 164, 0.08);
  border: 1px solid var(--accent-dim);
  padding: 5px 12px;
  border-radius: 999px;
}

.offer-price {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin: 4px 0;
}

.offer-price-old {
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--text-faint);
  font-weight: 300;
  position: relative;
  display: inline-block;
}
.offer-price-old::before {
  content: '';
  position: absolute;
  left: -4%;
  right: -4%;
  top: 50%;
  height: 1.5px;
  background: var(--accent-dim);
  transform: rotate(-12deg);
  transform-origin: center;
  pointer-events: none;
}

.offer-price-new {
  font-family: var(--font-display);
  font-size: 64px;
  font-weight: 400;
  line-height: 1;
  color: var(--accent-text);
  letter-spacing: -0.03em;
}

.offer-price-new .currency {
  font-size: 36px;
  vertical-align: top;
  margin-right: 2px;
}

.offer-tagline {
  font-size: 15px;
  color: var(--text-muted);
  margin: 0 0 8px;
}

.offer-features {
  list-style: none;
  padding: 0;
  margin: 8px 0 12px;
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.offer-features li {
  position: relative;
  padding-left: 28px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
}

.offer-features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 16px;
  height: 16px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0.2;
}

.offer-features li::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 11px;
  width: 8px;
  height: 4px;
  border-left: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg);
}

.offer-features strong {
  color: var(--accent-text);
  font-weight: 500;
}

.offer-card .btn-primary {
  align-self: flex-start;
  margin-top: 12px;
}

.offer-guarantees {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  align-items: center;
}

.dot-sep {
  color: var(--text-faint);
  margin: 0 -2px;
}

.offer-footnote {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  max-width: 580px;
  margin: 24px auto 0;
  line-height: 1.6;
}

@media (max-width: 700px) {
  .offer-card-body {
    padding: 32px 28px 36px;
  }
  .offer-price-new { font-size: 52px; }
  .offer-price-new .currency { font-size: 28px; }
  .offer-vamp { width: 140px; height: 140px; }
  .offer-card-art { padding: 40px 24px; }
}

/* ========================================
   FINAL CTA (closing section)
   ======================================== */
.final-cta {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.final-cta-inner {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.final-cta-card {
  margin-top: 48px;
  padding: 48px 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  position: relative;
}

.final-cta-card::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: var(--accent);
  border-radius: 0 0 4px 4px;
}

.final-cta-price {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.final-cta-old {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--text-faint);
  font-weight: 300;
  position: relative;
  display: inline-block;
}
.final-cta-old::before {
  content: '';
  position: absolute;
  left: -4%;
  right: -4%;
  top: 50%;
  height: 1.5px;
  background: var(--accent-dim);
  transform: rotate(-12deg);
  transform-origin: center;
  pointer-events: none;
}

.final-cta-new {
  font-family: var(--font-display);
  font-size: 88px;
  font-weight: 400;
  line-height: 1;
  color: var(--accent-text);
  letter-spacing: -0.03em;
}

.final-cta-new .currency {
  font-size: 48px;
  vertical-align: top;
  margin-right: 4px;
}

.final-cta-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-dim);
  margin-top: 8px;
}

.final-cta-note {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  max-width: 480px;
  margin: 0;
  line-height: 1.6;
}

.final-cta-note a {
  color: var(--accent-text);
}

@media (max-width: 700px) {
  .final-cta-new { font-size: 64px; }
  .final-cta-new .currency { font-size: 36px; }
  .final-cta-card { padding: 36px 24px; }
}

/* ========================================
   DEMO SECTION (interactive setup demo)
   ======================================== */
.demo-section {
  background: linear-gradient(180deg, var(--bg) 0%, #0d0d0b 50%, var(--bg) 100%);
}
.demo-lead {
  max-width: 680px;
  margin: 0 auto 36px;
  text-align: center;
  font-size: 16px;
  line-height: 1.65;
  color: var(--text-muted);
}
.demo-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 20px;
}
.demo-tab {
  padding: 7px 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.demo-tab:hover { color: var(--text); }
.demo-tab.active {
  background: rgba(184, 214, 164, 0.1);
  color: var(--accent-text);
  border-color: var(--accent-dim);
}

.demo-stage {
  display: flex;
  gap: 18px;
  align-items: stretch;
  position: relative;
  width: 100%;
  height: 460px;
  margin: 0 auto;
  max-width: 960px;
}

.demo-terminal {
  flex: 1.7;
  min-width: 0;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0,0,0,0.7), 0 0 0 1px rgba(255,255,255,0.04);
  display: flex;
  flex-direction: column;
  position: relative;
  background: #0c0c0c;
}

.demo-chrome-img {
  display: block;
  width: 100%;
  height: auto;
  flex-shrink: 0;
  user-select: none;
  pointer-events: none;
}

/* Windows Terminal chrome — built from SVG/HTML (not image) */
.demo-win-chrome-svg {
  height: 38px;
  flex-shrink: 0;
  background: #1c1c1c;
  display: flex;
  align-items: flex-end;
  padding: 0 8px;
  position: relative;
  user-select: none;
}
.win-shield {
  margin-bottom: 6px;
  margin-right: 6px;
  flex-shrink: 0;
}
.win-tab {
  height: 30px;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 10px 0 12px;
  border-top-left-radius: 6px;
  border-top-right-radius: 6px;
  white-space: nowrap;
  position: relative;
  z-index: 2;
}
.win-tab-active {
  background: #0c0c0c;
}
.win-tab-active::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: #0c0c0c;
}
.win-tab-icon {
  flex-shrink: 0;
}
.win-tab-title {
  font-family: 'Segoe UI', system-ui, sans-serif;
  font-size: 12px;
  color: #f0f0f0;
  font-weight: 400;
}
.win-tab-close {
  font-family: 'Segoe UI', sans-serif;
  font-size: 14px;
  color: #aaa;
  margin-left: 4px;
  line-height: 1;
}
.win-newtab,
.win-newtab-arrow {
  font-family: 'Segoe UI', sans-serif;
  color: #aaa;
  margin-bottom: 8px;
  padding: 0 8px;
  line-height: 1;
}
.win-newtab { font-size: 16px; }
.win-newtab-arrow { font-size: 11px; padding: 0 4px; }
.win-controls {
  margin-left: auto;
  display: flex;
  align-items: stretch;
  height: 100%;
}
.win-ctrl {
  width: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Segoe UI', sans-serif;
  font-size: 14px;
  color: #d0d0d0;
  cursor: default;
}
.win-ctrl-close {
  font-size: 13px;
}
.win-controls .win-ctrl:nth-child(2) {
  font-size: 11px;
}
.demo-mac-title-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: -apple-system, 'SF Pro Text', system-ui, sans-serif;
  font-size: 13px;
  color: #2c2c2c;
  font-weight: 500;
  pointer-events: none;
  z-index: 5;
}
.demo-terminal {
  position: relative;
}

.demo-terminal-body {
  flex: 1;
  padding: 16px 22px;
  font-size: 13px;
  line-height: 1.6;
  overflow: hidden;
  white-space: pre-wrap;
  user-select: text;
  background: #0c0c0c;
}
.demo-terminal-body.win-style {
  font-family: 'Cascadia Mono', 'Cascadia Code', Consolas, monospace;
  color: #cccccc;
}
.demo-terminal-body.mac-style {
  font-family: 'SF Mono', 'Menlo', 'Monaco', monospace;
  color: #f5f5f5;
  letter-spacing: 0.01em;
}

.demo-chat {
  flex: 1;
  min-width: 0;
  background: #0a0a0a;
  border-radius: 10px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.7), 0 0 0 1px rgba(255,255,255,0.04);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.demo-chat-header {
  background: #141414;
  padding: 11px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid #2a2a2a;
  flex-shrink: 0;
}
.demo-chat-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(184, 214, 164, 0.4);
}
.demo-chat-title {
  font-family: var(--font-mono);
  font-size: 11px;
  color: #aaa;
  letter-spacing: 0.04em;
}
.demo-chat-body {
  flex: 1;
  padding: 16px;
  font-family: -apple-system, sans-serif;
  font-size: 13px;
  line-height: 1.55;
  color: #ccc;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.demo-cursor {
  position: absolute;
  pointer-events: none;
  z-index: 100;
  transition: left 0.85s cubic-bezier(0.45, 0, 0.2, 1), top 0.85s cubic-bezier(0.45, 0, 0.2, 1);
  filter: drop-shadow(0 3px 6px rgba(0,0,0,0.7));
  width: 22px;
  height: 28px;
  left: 50%;
  top: 200px;
  opacity: 0;
}

@keyframes demo-blink-cursor { 0%, 50% { opacity: 1; } 50.01%, 100% { opacity: 0; } }
@keyframes demo-click-pulse { 0% { transform: scale(1); } 50% { transform: scale(0.85); } 100% { transform: scale(1); } }
.demo-term-selection { background: rgba(180, 200, 230, 0.28); transition: background 0.25s ease; }
.demo-copy-btn-active {
  background: rgba(184,214,164,0.18) !important;
  border-color: var(--accent) !important;
  color: var(--accent) !important;
  animation: demo-click-pulse 0.3s ease;
}

/* Timeline below demo */
.demo-timeline {
  list-style: none;
  margin: 40px auto 0;
  max-width: 920px;
  padding: 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  position: relative;
}
.demo-timeline::before {
  content: '';
  position: absolute;
  left: 8%;
  right: 8%;
  top: 6px;
  height: 1px;
  background: var(--border-strong);
  z-index: 0;
}
.demo-timeline li {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  position: relative;
  z-index: 1;
  flex: 1;
}
.demo-tl-dot {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent-dim);
  flex-shrink: 0;
}
.demo-tl-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.4;
}

@media (max-width: 900px) {
  .demo-stage { flex-direction: column; height: auto; }
  .demo-terminal, .demo-chat { height: 320px; }
  .demo-timeline { flex-wrap: wrap; gap: 24px 16px; }
  .demo-timeline::before { display: none; }
  .demo-timeline li { flex: 0 0 28%; }
}