:root {
  --bg: #faf8f4;
  --bg-alt: #f0ebe3;
  --fg: #1a1a18;
  --fg-muted: #5c5a54;
  --accent: #c45d2c;
  --accent-light: #e87f4f;
  --accent-bg: #fdf0e9;
  --white: #ffffff;
  --border: #e0dbd3;
  --radius: 12px;
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* ---- HERO ---- */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 5rem 2rem 4rem;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  background: var(--accent-bg);
  color: var(--accent);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.4em 1em;
  border-radius: 999px;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  line-height: 1.08;
  color: var(--fg);
  margin-bottom: 1.5rem;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 480px;
  line-height: 1.7;
}

/* Hero CTAs */
.hero-ctas {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
  align-items: center;
}

.hero-cta-primary {
  display: inline-flex;
  align-items: center;
  background: var(--accent);
  color: var(--white);
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  padding: 0.75rem 1.75rem;
  border-radius: 10px;
  transition: background 0.15s, transform 0.1s;
}

.hero-cta-primary:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
}

.hero-cta-secondary {
  display: inline-flex;
  align-items: center;
  color: var(--fg);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border-bottom: 2px dashed var(--border);
  padding-bottom: 2px;
  transition: border-color 0.15s, color 0.15s;
}

.hero-cta-secondary:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* Phone mockup */
.hero-visual {
  display: flex;
  justify-content: center;
}

.phone-mockup {
  width: 320px;
  background: var(--white);
  border-radius: 28px;
  padding: 2rem 1.2rem;
  box-shadow: 0 24px 60px rgba(0,0,0,0.08), 0 2px 8px rgba(0,0,0,0.04);
  border: 1px solid var(--border);
}

.phone-screen {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.chat-bubble {
  padding: 0.75rem 1rem;
  border-radius: 16px;
  font-size: 0.88rem;
  line-height: 1.5;
  max-width: 85%;
}

.chat-bubble.incoming {
  background: var(--bg-alt);
  color: var(--fg);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.chat-bubble.outgoing {
  background: var(--accent);
  color: var(--white);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

/* ---- PROBLEM ---- */
.problem {
  background: var(--fg);
  color: var(--bg);
  padding: 5rem 2rem;
}

.problem-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.problem h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  margin-bottom: 2.5rem;
  color: var(--white);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.stat-card {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--accent-light);
  line-height: 1;
}

.stat-label {
  font-size: 0.92rem;
  color: rgba(250, 248, 244, 0.7);
  line-height: 1.5;
}

.problem-text {
  font-size: 1.1rem;
  color: rgba(250, 248, 244, 0.85);
  max-width: 700px;
  line-height: 1.7;
}

/* ---- FEATURES ---- */
.features {
  padding: 5rem 2rem;
}

.features-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.features h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  margin-bottom: 3rem;
  text-align: center;
}

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

.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: box-shadow 0.2s ease;
}

.feature-card:hover {
  box-shadow: 0 8px 30px rgba(0,0,0,0.06);
}

.feature-icon {
  font-size: 1.8rem;
  margin-bottom: 0.75rem;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.feature-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ---- HOW IT WORKS ---- */
.how {
  background: var(--bg-alt);
  padding: 5rem 2rem;
}

.how-inner {
  max-width: 800px;
  margin: 0 auto;
}

.how h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  margin-bottom: 3rem;
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.step {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.step-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--accent);
  line-height: 1;
  min-width: 60px;
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-bottom: 0.4rem;
}

.step-content p {
  color: var(--fg-muted);
  font-size: 0.95rem;
}

/* ---- CLOSING ---- */
.closing {
  padding: 5rem 2rem;
  text-align: center;
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  margin-bottom: 1.5rem;
}

.closing p {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ---- FOOTER ---- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  font-size: 0.88rem;
  color: var(--fg-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--fg);
}

.footer-divider {
  opacity: 0.3;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 3rem 1.5rem 2rem;
    text-align: center;
  }

  .hero-sub {
    max-width: 100%;
  }

  .hero-visual {
    order: -1;
  }

  .phone-mockup {
    width: 280px;
  }

  .stat-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .step {
    flex-direction: column;
    gap: 0.5rem;
  }

  .step-num {
    font-size: 2rem;
  }

  .problem, .features, .how, .closing {
    padding: 3.5rem 1.5rem;
  }
}