/* ===== DESIGN TOKENS ===== */
:root {
  --bg: #F8F7F4;
  --fg: #0F1D1D;
  --accent: #0D5C5C;
  --accent-warm: #F2644B;
  --accent-light: rgba(13, 92, 92, 0.08);
  --muted: #5C7575;
  --surface: #FFFFFF;
  --border: rgba(15, 29, 29, 0.1);
  --border-strong: rgba(15, 29, 29, 0.18);
}

/* ===== RESET + BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3 {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.section-tag {
  display: inline-block;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

/* ===== LAYOUT ===== */
.hero { padding: 5rem 2rem 4rem; }
.hero-inner { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }

.problem { background: var(--fg); color: var(--bg); padding: 5rem 2rem; }
.problem-inner { max-width: 1100px; margin: 0 auto; }
.problem-header { margin-bottom: 3rem; }
.problem-header .section-tag { color: var(--accent-warm); }
.problem-header h2 { font-size: 2.5rem; color: var(--bg); margin-top: 0.5rem; }

.problem-body { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.big-number { font-family: 'Sora', sans-serif; font-size: 5rem; font-weight: 800; color: var(--accent-warm); line-height: 1; }
.problem-stat-block p { margin-top: 0.75rem; font-size: 1.05rem; color: rgba(248, 247, 244, 0.7); max-width: 280px; }

.scenario-list { display: flex; flex-direction: column; gap: 1.5rem; }
.scenario { display: flex; gap: 1rem; align-items: flex-start; }
.scenario-icon { flex-shrink: 0; width: 2rem; height: 2rem; background: rgba(242, 100, 75, 0.15); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--accent-warm); }
.scenario strong { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 0.25rem; color: var(--bg); }
.scenario p { font-size: 0.875rem; color: rgba(248, 247, 244, 0.6); line-height: 1.5; }

.problem-conclusion { margin-top: 2rem; padding-top: 2rem; border-top: 1px solid rgba(248, 247, 244, 0.15); }
.problem-conclusion p { font-size: 0.95rem; color: rgba(248, 247, 244, 0.65); font-style: italic; }

.howitworks { padding: 5rem 2rem; background: var(--surface); }
.hiww-inner { max-width: 1100px; margin: 0 auto; }
.howitworks h2 { font-size: 2.25rem; margin-top: 0.5rem; margin-bottom: 3.5rem; }

.steps { display: flex; align-items: stretch; gap: 0; }
.step { flex: 1; padding: 2rem 2.5rem 2rem 0; }
.step-number { font-family: 'Sora', sans-serif; font-size: 3rem; font-weight: 800; color: var(--accent); opacity: 0.25; line-height: 1; margin-bottom: 1.25rem; }
.step h3 { font-size: 1.1rem; margin-bottom: 0.75rem; }
.step p { font-size: 0.9rem; color: var(--muted); line-height: 1.65; }

.step-connector { flex-shrink: 0; width: 3rem; display: flex; align-items: center; justify-content: center; position: relative; }
.step-connector::after { content: ''; display: block; width: 100%; height: 2px; background: var(--border-strong); }

.features { padding: 5rem 2rem; background: var(--bg); }
.features-inner { max-width: 1100px; margin: 0 auto; }
.features h2 { font-size: 2.25rem; margin-top: 0.5rem; margin-bottom: 3rem; }

.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.feature { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 2rem 2.25rem; }
.feature-icon { width: 2.75rem; height: 2.75rem; background: var(--accent); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #fff; margin-bottom: 1.25rem; }
.feature h3 { font-size: 1.05rem; margin-bottom: 0.6rem; }
.feature p { font-size: 0.875rem; color: var(--muted); line-height: 1.65; }

.pricing { padding: 5rem 2rem; background: var(--surface); }
.pricing-inner { max-width: 1100px; margin: 0 auto; }
.pricing h2 { font-size: 2.25rem; margin-top: 0.5rem; margin-bottom: 3rem; }

.pricing-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; max-width: 800px; margin: 0 auto; }
.pricing-card { background: var(--bg); border: 1px solid var(--border); border-radius: 14px; padding: 2.25rem; position: relative; }
.pricing-card.featured { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(13, 92, 92, 0.06); }
.card-badge { position: absolute; top: -0.75rem; left: 1.5rem; background: var(--accent); color: #fff; font-size: 0.7rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; padding: 0.2rem 0.75rem; border-radius: 20px; }
.card-label { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.75rem; }
.card-price { font-family: 'Sora', sans-serif; font-size: 2.75rem; font-weight: 800; color: var(--fg); line-height: 1; }
.card-price small { font-size: 1rem; font-weight: 400; color: var(--muted); }
.card-desc { margin-top: 0.75rem; font-size: 0.875rem; color: var(--muted); line-height: 1.5; }
.card-features { margin-top: 1.5rem; list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.card-features li { font-size: 0.875rem; color: var(--fg); padding-left: 1.25rem; position: relative; }
.card-features li::before { content: '✓'; position: absolute; left: 0; color: var(--accent); font-weight: 700; }

.pricing-cta { text-align: center; margin-top: 2.5rem; font-size: 0.95rem; color: var(--muted); font-style: italic; }

.closing { background: var(--accent); color: #fff; padding: 5rem 2rem; }
.closing-inner { max-width: 900px; margin: 0 auto; }
.closing h2 { font-size: 2.25rem; color: #fff; margin-bottom: 1.75rem; line-height: 1.25; }
.closing p { font-size: 1rem; color: rgba(255,255,255,0.8); line-height: 1.75; margin-bottom: 1rem; max-width: 680px; }
.closing-tagline { margin-top: 2.5rem; font-family: 'Sora', sans-serif; font-size: 1.5rem; font-weight: 700; }
.closing-tagline span { color: var(--accent-warm); }

/* ===== HERO VISUAL ===== */
.hero-label { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 1.5rem; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.label-bar { display: block; width: 24px; height: 3px; background: var(--accent-warm); border-radius: 2px; }

h1 { font-size: 2.75rem; margin-bottom: 1.25rem; }
.hero-lede { font-size: 1.05rem; color: var(--muted); line-height: 1.7; margin-bottom: 2.5rem; max-width: 460px; }

.hero-stats { display: flex; align-items: center; gap: 1.5rem; }
.stat { display: flex; flex-direction: column; }
.stat-num { font-family: 'Sora', sans-serif; font-size: 1.5rem; font-weight: 800; color: var(--accent); line-height: 1; }
.stat-label { font-size: 0.72rem; color: var(--muted); margin-top: 0.2rem; max-width: 100px; line-height: 1.3; }
.stat-divider { width: 1px; height: 36px; background: var(--border); }

/* ===== PHONE MOCK ===== */
.hero-visual { display: flex; justify-content: center; }
.phone-frame { width: 280px; background: var(--fg); border-radius: 32px; padding: 16px; box-shadow: 0 24px 80px rgba(13, 92, 92, 0.2), 0 8px 24px rgba(0,0,0,0.15); }
.phone-statusbar { display: flex; justify-content: space-between; align-items: center; padding: 4px 12px; color: rgba(255,255,255,0.5); font-size: 0.7rem; }
.signal-bars { letter-spacing: 1px; }

.phone-call-ui { background: #1a3030; border-radius: 22px; padding: 16px 14px; margin-top: 8px; }
.call-contact { font-family: 'Sora', sans-serif; font-size: 1.1rem; font-weight: 700; color: #fff; text-align: center; }
.call-status { font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--accent-warm); text-align: center; margin: 4px 0 12px; }

.ai-waveform { display: flex; align-items: center; justify-content: center; gap: 3px; height: 20px; margin-bottom: 12px; }
.ai-waveform span { display: block; width: 3px; background: var(--accent); border-radius: 2px; animation: wave 1.2s ease-in-out infinite; }
.ai-waveform span:nth-child(1) { height: 8px; animation-delay: 0s; }
.ai-waveform span:nth-child(2) { height: 14px; animation-delay: 0.1s; }
.ai-waveform span:nth-child(3) { height: 20px; animation-delay: 0.2s; }
.ai-waveform span:nth-child(4) { height: 12px; animation-delay: 0.3s; }
.ai-waveform span:nth-child(5) { height: 18px; animation-delay: 0.4s; }
.ai-waveform span:nth-child(6) { height: 10px; animation-delay: 0.5s; }
.ai-waveform span:nth-child(7) { height: 16px; animation-delay: 0.6s; }
.ai-waveform span:nth-child(8) { height: 8px; animation-delay: 0.7s; }
.ai-waveform span:nth-child(9) { height: 14px; animation-delay: 0.8s; }
.ai-waveform span:nth-child(10) { height: 6px; animation-delay: 0.9s; }
.ai-waveform span:nth-child(11) { height: 12px; animation-delay: 1.0s; }
.ai-waveform span:nth-child(12) { height: 8px; animation-delay: 1.1s; }

@keyframes wave {
  0%, 100% { opacity: 0.4; transform: scaleY(0.7); }
  50% { opacity: 1; transform: scaleY(1); }
}

.call-transcript { background: rgba(255,255,255,0.05); border-radius: 10px; padding: 10px; margin-bottom: 12px; display: flex; flex-direction: column; gap: 6px; }
.transcript-line { font-size: 0.65rem; line-height: 1.4; padding: 4px 6px; border-radius: 6px; }
.transcript-line.ai { background: rgba(13, 92, 92, 0.4); color: rgba(255,255,255,0.85); }
.transcript-line.user { background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.65); }

.call-actions { display: flex; gap: 8px; }
.action-btn { flex: 1; padding: 8px; border-radius: 20px; font-size: 0.7rem; font-weight: 600; text-align: center; cursor: default; }
.action-btn.end { background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.5); }
.action-btn.accept { background: var(--accent); color: #fff; }

.phone-notification { background: #1a4a1a; border-radius: 10px; padding: 8px 12px; margin-top: 10px; display: flex; align-items: center; gap: 8px; }
.notif-icon { width: 20px; height: 20px; background: #2ecc71; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 0.6rem; font-weight: 700; flex-shrink: 0; }
.notif-text { font-size: 0.65rem; color: rgba(255,255,255,0.8); line-height: 1.4; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; gap: 3rem; }
  .hero-visual { order: -1; }
  .phone-frame { width: 240px; }
  h1 { font-size: 2rem; }
  .hero-stats { flex-wrap: wrap; gap: 1rem; }
  .problem-body { grid-template-columns: 1fr; gap: 2.5rem; }
  .steps { flex-direction: column; gap: 0; }
  .step-connector { display: none; }
  .step { padding: 1.5rem 0; border-bottom: 1px solid var(--border); }
  .step:last-child { border-bottom: none; }
  .feature-grid { grid-template-columns: 1fr; }
  .pricing-cards { grid-template-columns: 1fr; }
}

/* ===== FOOTER ===== */
footer { background: var(--fg); color: rgba(248, 247, 244, 0.4); padding: 1.75rem 2rem; text-align: center; font-size: 0.8rem; }
footer span { font-family: 'Sora', sans-serif; font-weight: 700; color: rgba(248, 247, 244, 0.7); }