/* Navigation */
.nav {
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--sand-dark);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: 'DM Serif Display', serif;
  font-size: 1.25rem;
  color: var(--forest);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.nav-tag {
  font-size: 0.75rem;
  color: var(--ink-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}

/* Hero */
.hero {
  padding: 4rem 2rem 3rem;
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--amber);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.25rem;
}
.hero-headline {
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: var(--forest);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}
.hero-lede {
  font-size: 1.05rem;
  color: var(--ink-muted);
  line-height: 1.7;
  max-width: 460px;
}

/* Agent Card */
.agent-card {
  background: var(--white);
  border: 1px solid var(--sand-dark);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(45,74,28,0.08);
}
.agent-card-header {
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--sand-dark);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--forest);
}
.agent-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #6ddf6d;
  box-shadow: 0 0 6px rgba(109,223,109,0.6);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.agent-label {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.85);
  font-weight: 500;
  letter-spacing: 0.04em;
}
.agent-feed {
  padding: 1rem 1.25rem;
}
.feed-item {
  display: flex;
  gap: 0.75rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--sand-dark);
  font-size: 0.82rem;
}
.feed-item:last-child { border-bottom: none; }
.feed-time {
  color: var(--amber);
  font-weight: 600;
  min-width: 50px;
  font-size: 0.75rem;
}
.feed-item--active .feed-time { color: var(--forest); }
.feed-item--active .feed-text {
  color: var(--forest);
  font-weight: 600;
}
.feed-item--active {
  background: rgba(45,74,28,0.05);
  margin: 0 -1.25rem;
  padding: 0.6rem 1.25rem;
  border-radius: 6px;
}

/* Proof */
.proof {
  padding: 3rem 2rem;
  background: var(--sand-dark);
  border-top: 1px solid rgba(0,0,0,0.06);
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.proof-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0;
  align-items: center;
}
.proof-divider {
  width: 1px;
  height: 60px;
  background: rgba(45,74,28,0.2);
}
.proof-number {
  font-family: 'DM Serif Display', serif;
  font-size: 2.5rem;
  color: var(--forest);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 0.5rem;
}
.proof-label {
  font-size: 0.85rem;
  color: var(--ink-muted);
  line-height: 1.5;
  max-width: 200px;
}

/* Features */
.features {
  padding: 5rem 2rem;
}
.features-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.features-header {
  margin-bottom: 3.5rem;
}
.features-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  color: var(--forest);
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}
.features-sub {
  font-size: 1rem;
  color: var(--ink-muted);
  max-width: 520px;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5px;
  background: var(--sand-dark);
  border: 1.5px solid var(--sand-dark);
  border-radius: 12px;
  overflow: hidden;
}
.feature-card {
  padding: 2rem 2.25rem;
  background: var(--sand);
}
.feature-icon {
  width: 40px;
  height: 40px;
  background: var(--forest);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  margin-bottom: 1.25rem;
}
.feature-name {
  font-size: 1.1rem;
  color: var(--forest);
  margin-bottom: 0.6rem;
}
.feature-desc {
  font-size: 0.9rem;
  color: var(--ink-muted);
  line-height: 1.6;
}

/* Philosophy */
.philosophy {
  padding: 5rem 2rem;
  background: var(--forest);
}
.philosophy-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.philosophy-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--white);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}
.philosophy-body {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.75;
  margin-bottom: 1rem;
}
.compare-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.compare-col-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 1rem;
}
.compare-list {
  list-style: none;
}
.compare-list li {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.85);
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  line-height: 1.4;
}
.compare-col--before .compare-list li::before {
  content: '— ';
  color: rgba(255,255,255,0.4);
}
.compare-col--after .compare-list li::before {
  content: '+ ';
  color: rgba(109,223,109,0.8);
}
.compare-col--after { opacity: 0.85; }

/* How It Works */
.how {
  padding: 5rem 2rem;
}
.how-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.how-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  color: var(--forest);
  letter-spacing: -0.02em;
  margin-bottom: 3rem;
}
.how-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}
.step-number {
  font-family: 'DM Serif Display', serif;
  font-size: 2.5rem;
  color: var(--amber-light);
  opacity: 0.5;
  margin-bottom: 1rem;
  letter-spacing: -0.03em;
}
.step-name {
  font-size: 1rem;
  color: var(--forest);
  margin-bottom: 0.6rem;
}
.step-desc {
  font-size: 0.875rem;
  color: var(--ink-muted);
  line-height: 1.6;
}

/* Closing */
.closing {
  padding: 6rem 2rem;
  background: var(--sand-dark);
  border-top: 1px solid rgba(0,0,0,0.06);
}
.closing-inner {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}
.closing-headline {
  font-size: clamp(1.8rem, 4vw, 3rem);
  color: var(--forest);
  letter-spacing: -0.025em;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}
.closing-sub {
  font-size: 1rem;
  color: var(--ink-muted);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Footer */
.footer {
  padding: 2.5rem 2rem;
  border-top: 1px solid var(--sand-dark);
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}
.footer-logo {
  font-family: 'DM Serif Display', serif;
  font-size: 1.1rem;
  color: var(--forest);
  margin-bottom: 0.4rem;
}
.footer-tagline {
  font-size: 0.8rem;
  color: var(--ink-muted);
}
.footer-note {
  font-size: 0.75rem;
  color: var(--ink-muted);
  text-align: right;
  max-width: 300px;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-lede { max-width: 100%; }
  .proof-inner { grid-template-columns: 1fr; gap: 1.5rem; }
  .proof-divider { width: 40px; height: 1px; }
  .features-grid { grid-template-columns: 1fr; }
  .philosophy-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .how-steps { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-note { text-align: left; }
}
@media (max-width: 600px) {
  .how-steps { grid-template-columns: 1fr; }
  .compare-block { grid-template-columns: 1fr; }
  .proof-inner { grid-template-columns: 1fr; }
  .proof-divider { display: none; }
}