/* Landing page (index.html). Loaded after base.css. */

body{ line-height: 1.6; }

h1,h2,h3{
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

p{ margin: 0; }
a{ color: inherit; }
code, .mono{ font-family: var(--font-mono); }

.wrap{ max-width: 1140px; }

/* ---------- Hero ---------- */

.hero{ padding: 76px 0 60px; }

.hero-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

.eyebrow-pill{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.8rem;
  color: var(--ink-muted);
  margin-bottom: 22px;
}

.eyebrow-dot{ width: 7px; height: 7px; border-radius: 50%; background: var(--pond); }

.hero h1{
  font-size: clamp(2.5rem, 4.4vw, 3.6rem);
  max-width: 13ch;
}

.hero-sub{
  margin-top: 22px;
  max-width: 42ch;
  font-size: 1.1rem;
  color: var(--ink-muted);
}

.hero-cta{
  margin-top: 32px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.install-box{
  margin-top: 28px;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  background: var(--ink);
  color: var(--cream);
  border-radius: 10px;
  padding: 12px 10px 12px 16px;
  font-size: 0.85rem;
}

.install-box .copy-btn{
  background: rgba(251,246,236,0.12);
  border: none;
  color: var(--cream);
  border-radius: 6px;
  padding: 6px 12px;
  font-size: 0.75rem;
  font-family: var(--font-sans);
  font-weight: 600;
  cursor: pointer;
}
.install-box .copy-btn:hover{ background: rgba(251,246,236,0.22); }

/* ---------- Hero demo widget ---------- */

.demo{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 50px -28px rgba(21,33,28,0.28);
}

.demo-tabs{
  display: flex;
  border-bottom: 1px solid var(--line);
  background: var(--cream);
}

.demo-tab{
  flex: 1;
  background: none;
  border: none;
  padding: 14px 10px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--ink-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
}

.demo-tab[aria-selected="true"]{
  color: var(--ink);
  background: var(--white);
  border-bottom-color: var(--gold-deep);
}

.demo-body{ padding: 22px 22px 0; min-height: 230px; }

.demo-panel{ display: none; }
.demo-panel.active{ display: block; }

.transcript-line{
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink-muted);
  margin-bottom: 10px;
  line-height: 1.5;
}

.transcript-line strong{ color: var(--ink); font-weight: 500; }

.reply-block{
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 10px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.reply-echo{ background: #FBF0DC; border: 1px solid var(--gold); color: var(--ink); }
.reply-full{ background: #EAF1EC; border: 1px solid var(--pond); color: var(--ink); }

.tool-tag{
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  background: var(--pond);
  color: var(--white);
  padding: 3px 9px;
  border-radius: 999px;
  margin-bottom: 10px;
}

.demo-status{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  border-top: 1px solid var(--line);
  font-size: 0.78rem;
  color: var(--ink-muted);
}

.status-dot{ width: 7px; height: 7px; border-radius: 50%; background: var(--pond); display: inline-block; margin-right: 6px; }
.status-dot.live{ animation: pulse-dot 1.8s ease-in-out infinite; }

@keyframes pulse-dot{ 0%,100%{ opacity:1; } 50%{ opacity:0.3; } }
@media (prefers-reduced-motion: reduce){ .status-dot.live{ animation:none; } }

/* ---------- Logos row ---------- */

.logos-section{ padding: 40px 0 64px; }

.logos-label{
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 20px;
}

.logos-row{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.logo-badge{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 16px;
  font-size: 0.85rem;
  font-weight: 500;
}

.logo-dot{ width: 8px; height: 8px; border-radius: 50%; }

/* ---------- Manifesto ---------- */

.manifesto{
  padding: 72px 0;
  background: var(--ink);
  color: var(--cream);
}

.manifesto-inner{
  max-width: 700px;
  border-left: 4px solid var(--gold);
  padding-left: 32px;
}

.manifesto p{
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  font-weight: 500;
  line-height: 1.4;
}

.manifesto a{
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.manifesto a:hover{ color: var(--white); }

.manifesto cite{
  display: block;
  margin-top: 20px;
  font-style: normal;
  font-size: 0.85rem;
  color: #B9C2B9;
  font-family: var(--font-sans);
}

/* ---------- Section shared ---------- */

.section{ padding: 88px 0; }

.section-head{ max-width: 50ch; margin-bottom: 44px; }

.eyebrow-label{
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--pond);
  margin-bottom: 12px;
}

.section-head h2{ font-size: clamp(1.9rem, 3.2vw, 2.5rem); }

.section-head p{ margin-top: 14px; color: var(--ink-muted); font-size: 1.02rem; }

/* ---------- Diagram ---------- */

.diagram{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 40px 32px;
}

.diagram-row{
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
}

.diagram-box{
  background: var(--cream);
  border: 1.5px solid var(--ink);
  border-radius: 10px;
  padding: 14px 18px;
  font-size: 0.85rem;
  font-weight: 500;
  text-align: center;
  min-width: 130px;
}

.diagram-box.gold{ background: #FBF0DC; border-color: var(--gold-deep); }

.diagram-arrow{
  padding: 0 14px;
  color: var(--ink-muted);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.diagram-caption{
  margin-top: 26px;
  font-size: 0.85rem;
  color: var(--ink-muted);
  max-width: 60ch;
}

.diagram-caption strong{ color: var(--ink); }

.diagram-branch{
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px dashed var(--line);
}

.branch-label{
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--gold-deep);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}

/* ---------- Mode cards ---------- */

.mode-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.mode-card{
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 5px solid var(--ink-muted);
  border-radius: 12px;
  padding: 26px 24px;
}

.mode-card.echo{ border-left-color: var(--gold-deep); }
.mode-card.full{ border-left-color: var(--pond); }

.mode-card h3{ font-size: 1.15rem; margin-bottom: 10px; }
.mode-card p{ color: var(--ink-muted); font-size: 0.95rem; }

.mode-card .trigger{
  display: inline-block;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 4px 10px;
}

/* ---------- Backend feature list ---------- */

.feature-grid{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.feature-card{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 24px;
}

.feature-card dt{
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  margin-bottom: 8px;
}

.feature-card dd{ margin: 0; color: var(--ink-muted); font-size: 0.95rem; }

/* ---------- Footer CTA ---------- */

.footer-cta{
  padding: 90px 0;
  text-align: center;
}

.footer-cta h2{
  font-size: clamp(2rem, 4vw, 2.8rem);
  max-width: 18ch;
  margin: 0 auto 30px;
}

.footer-cta-buttons{
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

@media (max-width: 900px){
  .hero-grid{ grid-template-columns: 1fr; }
  .mode-grid{ grid-template-columns: 1fr; }
  .feature-grid{ grid-template-columns: 1fr; }
  .diagram-row{ flex-direction: column; align-items: stretch; }
  .diagram-arrow{ transform: rotate(90deg); padding: 8px 0; align-self: center; }
}