:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --surface-alt: #eef1f4;
  --text: #171a1f;
  --muted: #5a6472;
  --line: #d8dee6;
  --accent: #0f766e;
  --accent-strong: #0b5d57;
  --accent-soft: rgba(15, 118, 110, 0.12);
  --shadow: 0 20px 60px rgba(23, 26, 31, 0.08);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --max-width: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.08), transparent 28%),
    linear-gradient(180deg, #fbfcfd 0%, var(--bg) 100%);
  color: var(--text);
  font-family: "Manrope", "Segoe UI", sans-serif;
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.page-shell {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 0 auto;
  padding: 24px 0 112px;
}

.section {
  padding: 32px 0;
}

.section-alt {
  padding: 28px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(216, 222, 230, 0.9);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.hero {
  display: grid;
  gap: 28px;
  padding-top: 20px;
}

.eyebrow,
.section-kicker,
.demo-label,
.case-meta {
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero-title,
.section-heading h2 {
  margin: 0;
  font-size: clamp(2rem, 8vw, 4.3rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.hero-subtitle,
.section-heading p,
.step-card p,
.benefit-card p,
.audience-card p,
.faq-item p {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
}

.hero-actions {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 14px 28px rgba(15, 118, 110, 0.24);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--accent-strong);
}

.button-secondary {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--line);
}

.button-large {
  min-height: 60px;
  min-width: min(100%, 360px);
}

.hero-meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-demo,
.steps-grid,
.cases-grid,
.benefits-grid,
.audience-grid,
.faq-list {
  display: grid;
  gap: 16px;
}

.hero-demo {
  align-items: stretch;
}

.demo-card,
.step-card,
.case-card,
.benefit-card,
.audience-card,
.faq-item,
.pain-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
}

.demo-card {
  padding: 22px;
}

.demo-badge {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  margin-top: 12px;
  border-radius: 999px;
  background: var(--surface-alt);
  color: var(--text);
  font-weight: 700;
}

.demo-badge-accent {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.demo-title,
.demo-text {
  margin: 14px 0 0;
}

.demo-title {
  font-weight: 700;
}

.demo-text {
  color: var(--muted);
}

.waveform {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 64px;
  margin-top: 18px;
}

.waveform span {
  flex: 1 1 auto;
  min-width: 6px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(15, 118, 110, 0.95), rgba(15, 118, 110, 0.35));
}

.waveform span:nth-child(1),
.waveform span:nth-child(15) { height: 24px; }
.waveform span:nth-child(2),
.waveform span:nth-child(14) { height: 42px; }
.waveform span:nth-child(3),
.waveform span:nth-child(13) { height: 32px; }
.waveform span:nth-child(4),
.waveform span:nth-child(12) { height: 56px; }
.waveform span:nth-child(5),
.waveform span:nth-child(11) { height: 28px; }
.waveform span:nth-child(6),
.waveform span:nth-child(10) { height: 48px; }
.waveform span:nth-child(7),
.waveform span:nth-child(9) { height: 36px; }
.waveform span:nth-child(8) { height: 60px; }

.summary-list,
.pain-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.summary-list li,
.pain-list li {
  position: relative;
  padding-left: 20px;
}

.summary-list li + li,
.pain-list li + li {
  margin-top: 10px;
}

.summary-list li::before,
.pain-list li::before {
  content: "";
  position: absolute;
  top: 0.62em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.section-heading {
  display: grid;
  gap: 10px;
  margin-bottom: 20px;
}

.section-heading h2 {
  font-size: clamp(1.8rem, 5vw, 3rem);
}

.step-card,
.case-card,
.benefit-card,
.audience-card,
.faq-item {
  padding: 22px;
}

.step-number {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-weight: 700;
}

.step-card h3,
.case-card h3,
.benefit-card h3,
.audience-card h3,
.faq-item h3 {
  margin: 16px 0 8px;
  font-size: 1.15rem;
}

.inline-cta {
  margin-top: 20px;
}

.pain-panel {
  padding: 24px;
}

.pain-closure {
  margin: 20px 0 0;
  font-weight: 700;
  font-size: 1.05rem;
}

.audience-icon {
  font-size: 1.6rem;
}

.section-cta {
  text-align: center;
  padding: 36px 24px;
  background: linear-gradient(135deg, #ffffff 0%, #e8f4f2 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.faq-list {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.footer {
  display: grid;
  gap: 12px;
  padding: 28px 0 12px;
  text-align: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 18px;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer-copy {
  margin: 0;
  color: var(--muted);
}

.sticky-cta {
  position: fixed;
  right: 16px;
  bottom: 16px;
  left: 16px;
  z-index: 20;
}

.button-sticky {
  width: 100%;
}

.legal-page {
  width: min(calc(100% - 32px), 860px);
  margin: 0 auto;
  padding: 32px 0 64px;
}

.legal-card {
  padding: 28px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.legal-card h1 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1;
  letter-spacing: -0.04em;
}

.legal-card h2 {
  margin: 28px 0 10px;
  font-size: 1.2rem;
}

.legal-card p,
.legal-card li {
  color: var(--muted);
}

.legal-card ul {
  padding-left: 18px;
}

@media (min-width: 768px) {
  .page-shell {
    padding-top: 32px;
  }

  .hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    min-height: 88vh;
  }

  .hero-actions {
    justify-items: start;
  }

  .hero-demo,
  .steps-grid,
  .cases-grid,
  .benefits-grid,
  .audience-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .steps-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .cases-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .audience-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .sticky-cta {
    display: none;
  }
}

@media (max-width: 767px) {
  .hero {
    min-height: auto;
  }

  .section-alt,
  .section-cta {
    padding-inline: 20px;
  }
}