:root {
  --green-deep: #1a3a2a;
  --green-mid: #2d5a3d;
  --amber: #e8a838;
  --amber-light: #f5c060;
  --cream: #f9f7f2;
  --cream-dark: #f0ede5;
  --ink: #1a1a18;
  --ink-light: #4a4a44;
  --white: #ffffff;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background: var(--cream);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  padding: 1.25rem 2rem;
  border-bottom: 1px solid rgba(26,58,42,0.1);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: baseline;
  gap: 1rem;
}
.nav-logo {
  font-family: 'Fraunces', serif;
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--green-deep);
  letter-spacing: -0.02em;
}
.nav-tagline {
  font-size: 0.8rem;
  color: var(--ink-light);
  font-weight: 400;
}

/* HERO */
.hero {
  padding: 5rem 2rem 4rem;
  background: var(--cream);
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green-mid);
  margin-bottom: 1.25rem;
}
.hero-headline {
  font-family: 'Fraunces', serif;
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 600;
  color: var(--green-deep);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}
.hero-headline em {
  font-style: italic;
  color: var(--green-mid);
}
.hero-lede {
  font-size: 1.05rem;
  color: var(--ink-light);
  max-width: 480px;
  line-height: 1.7;
}

/* CHAT WINDOW */
.hero-visual {
  display: flex;
  justify-content: flex-end;
}
.chat-window {
  width: 100%;
  max-width: 400px;
  background: var(--white);
  border-radius: 14px;
  box-shadow: 0 8px 40px rgba(26,58,42,0.12), 0 2px 8px rgba(26,58,42,0.06);
  overflow: hidden;
  border: 1px solid rgba(26,58,42,0.08);
}
.chat-header {
  background: var(--green-deep);
  color: var(--white);
  padding: 0.9rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  font-weight: 500;
}
.chat-dot {
  width: 8px;
  height: 8px;
  background: var(--amber);
  border-radius: 50%;
}
.chat-live {
  margin-left: auto;
  font-size: 0.7rem;
  background: rgba(232,168,56,0.2);
  color: var(--amber);
  padding: 0.15rem 0.5rem;
  border-radius: 20px;
  font-weight: 600;
}
.chat-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.msg {
  padding: 0.85rem 1rem;
  border-radius: 10px;
  font-size: 0.88rem;
  line-height: 1.55;
}
.msg ul {
  padding-left: 1.2rem;
  margin: 0.5rem 0;
}
.msg li {
  margin-bottom: 0.3rem;
}
.ai-msg {
  background: var(--green-deep);
  color: var(--white);
  border-bottom-left-radius: 4px;
}
.owner-msg {
  background: var(--cream-dark);
  color: var(--ink);
  border-bottom-right-radius: 4px;
  align-self: flex-end;
  max-width: 85%;
}

/* CHECKINS */
.checkins {
  background: var(--cream-dark);
  padding: 5rem 2rem;
  border-top: 1px solid rgba(26,58,42,0.08);
  border-bottom: 1px solid rgba(26,58,42,0.08);
}
.checkins-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.checkins-label p {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: 2.5rem;
}
.checkins-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
.problem-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-light);
  background: rgba(26,58,42,0.08);
  padding: 0.25rem 0.65rem;
  border-radius: 20px;
  margin-bottom: 1rem;
}
.problem-tag--accent {
  background: rgba(26,58,42,0.15);
  color: var(--green-deep);
}
.checkins-col h2 {
  font-family: 'Fraunces', serif;
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--green-deep);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}
.checkins-col p {
  font-size: 0.95rem;
  color: var(--ink-light);
  line-height: 1.7;
}
.checkins-col--accent {
  background: var(--cream);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid rgba(26,58,42,0.1);
}

/* HOW */
.how {
  padding: 5rem 2rem;
  background: var(--cream);
}
.how-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 3rem;
}
.how-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}
.step-num {
  font-family: 'Fraunces', serif;
  font-size: 2.5rem;
  font-weight: 400;
  color: var(--green-deep);
  opacity: 0.25;
  line-height: 1;
  margin-bottom: 1rem;
}
.how-step h3 {
  font-family: 'Fraunces', serif;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--green-deep);
  margin-bottom: 0.75rem;
}
.how-step p {
  font-size: 0.9rem;
  color: var(--ink-light);
  line-height: 1.65;
}

/* FEATURES */
.features {
  padding: 5rem 2rem;
  background: var(--green-deep);
}
.features-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.features .section-label {
  color: var(--amber);
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.feature-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 2rem;
}
.feature-icon {
  margin-bottom: 1.25rem;
}
.feature-card h3 {
  font-family: 'Fraunces', serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 0.75rem;
}
.feature-card p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.65;
}

/* CLOSING */
.closing {
  padding: 6rem 2rem;
  background: var(--cream);
}
.closing-inner {
  max-width: 750px;
  margin: 0 auto;
  text-align: center;
}
.closing h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 600;
  color: var(--green-deep);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1.75rem;
}
.closing p {
  font-size: 1rem;
  color: var(--ink-light);
  line-height: 1.75;
  margin-bottom: 1.25rem;
}
.closing-vision {
  font-size: 1.05rem !important;
  color: var(--ink) !important;
  font-weight: 500;
  border-top: 1px solid rgba(26,58,42,0.12);
  padding-top: 1.5rem;
  margin-top: 1rem;
}

/* FOOTER */
.footer {
  padding: 3rem 2rem;
  background: var(--green-deep);
  color: rgba(255,255,255,0.5);
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
}
.footer-logo {
  font-family: 'Fraunces', serif;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--white);
  display: block;
  margin-bottom: 0.75rem;
}
.footer-desc {
  font-size: 0.85rem;
  line-height: 1.6;
  max-width: 340px;
}
.footer-meta p {
  font-size: 0.8rem;
  text-align: right;
  padding-top: 0.5rem;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .hero-visual {
    justify-content: flex-start;
  }
  .chat-window {
    max-width: 100%;
  }
  .checkins-split {
    grid-template-columns: 1fr;
  }
  .how-steps {
    grid-template-columns: 1fr;
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    flex-direction: column;
  }
  .footer-meta p {
    text-align: left;
  }
  .nav-tagline {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 3rem 1.25rem 2.5rem;
  }
  .checkins, .how, .features, .closing {
    padding: 3.5rem 1.25rem;
  }
  .feature-card {
    padding: 1.5rem;
  }
}