@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --color-bg: #F5F5F3;
  --color-surface: #FFFFFF;
  --color-ink: #16181D;
  --color-ink-muted: #5B6169;
  --color-border: #E2E4E8;

  --color-signal: #2F6F5E;
  --color-signal-light: #4FA98A;
  --color-signal-soft: #E8F0EE;
  --color-gold: #E8B94A;
  --color-gold-soft: #FBF1DC;

  --gradient-signal: linear-gradient(135deg, var(--color-signal), var(--color-signal-light));

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  line-height: 1.55;
  overflow-x: hidden;
  position: relative;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

/* ---------- Decorative background blobs ---------- */
.bg-blob {
  position: fixed;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.35;
  z-index: -1;
  pointer-events: none;
}

.bg-blob--1 {
  width: 420px;
  height: 420px;
  top: -120px;
  left: -100px;
  background: radial-gradient(circle, var(--color-signal-light), transparent 70%);
}

.bg-blob--2 {
  width: 380px;
  height: 380px;
  top: 300px;
  right: -140px;
  background: radial-gradient(circle, var(--color-gold), transparent 70%);
  opacity: 0.25;
}

.bg-blob--3 {
  width: 320px;
  height: 320px;
  bottom: 0;
  left: 10%;
  background: radial-gradient(circle, var(--color-signal), transparent 70%);
  opacity: 0.18;
}

/* ---------- Sticky header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(245, 245, 243, 0.7);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0.9rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.site-header__logo {
  width: 26px;
  height: 26px;
}

.site-header__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
}

.header-cta {
  display: inline-block;
  background: var(--gradient-signal);
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.88rem;
  padding: 0.55rem 1.2rem;
  border-radius: var(--radius-sm);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.header-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(47, 111, 94, 0.3);
}

/* ---------- Hero ---------- */
.hero {
  max-width: 720px;
  margin: 0 auto;
  padding: 5rem 1.5rem 3.5rem;
  text-align: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-ink-muted);
  margin-bottom: 1.6rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.hero h1 {
  font-size: 2.6rem;
  line-height: 1.15;
  margin-bottom: 1.1rem;
}

.hero h1 span {
  background: var(--gradient-signal);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p {
  color: var(--color-ink-muted);
  font-size: 1.08rem;
  max-width: 480px;
  margin: 0 auto 2.2rem;
}

.cta-button {
  display: inline-block;
  background: var(--gradient-signal);
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  padding: 0.95rem 2.2rem;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(47, 111, 94, 0.32);
}

.hero__note {
  margin-top: 1rem;
  font-size: 0.82rem;
  color: var(--color-ink-muted);
}

/* ---------- Sections ---------- */
.section {
  max-width: 1000px;
  margin: 0 auto;
  padding: 3.5rem 1.5rem;
}

.section-eyebrow {
  text-align: center;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-signal);
  margin-bottom: 0.6rem;
}

.section h2 {
  font-size: 1.6rem;
  margin-bottom: 1.8rem;
  text-align: center;
}

/* ---------- Comparison ---------- */
.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 640px) {
  .comparison {
    grid-template-columns: 1fr;
  }
}

.comparison__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.4rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.comparison__card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.06);
}

.comparison__card--highlight {
  border: 1.5px solid var(--color-signal);
  background: var(--color-signal-soft);
}

.comparison__label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-ink-muted);
  margin-bottom: 1rem;
}

.comparison__card--highlight .comparison__label {
  color: var(--color-signal);
}

.comparison__card audio {
  width: 100%;
}

/* ---------- How it works ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  position: relative;
}

@media (max-width: 640px) {
  .steps {
    grid-template-columns: 1fr;
  }
}

.step {
  text-align: center;
  position: relative;
}

.step__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--gradient-signal);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  margin-bottom: 0.9rem;
}

.step h3 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.step p {
  color: var(--color-ink-muted);
  font-size: 0.9rem;
}


/* ---------- Platforms ---------- */
.platforms {
  text-align: center;
}

.platforms__note {
  color: var(--color-ink-muted);
  max-width: 520px;
  margin: 0 auto 2rem;
}

.platforms__logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.platforms__logos img {
  height: 46px;
  filter: grayscale(100%) opacity(0.55);
  transition: filter 0.2s ease, transform 0.2s ease;
}

.platforms__logos img:hover {
  filter: grayscale(0%) opacity(1);
  transform: translateY(-2px) scale(1.05);
}

/* ---------- Features ---------- */
.features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}

@media (max-width: 640px) {
  .features {
    grid-template-columns: 1fr;
  }
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.3rem 1.4rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.06);
  border-color: var(--color-signal-light);
}

.feature-card h3 {
  font-size: 0.98rem;
  margin-bottom: 0.35rem;
}

.feature-card p {
  color: var(--color-ink-muted);
  font-size: 0.88rem;
}

/* ---------- Final CTA ---------- */
.final-cta {
  text-align: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.2rem 1.5rem;
  margin: 3rem auto;
  max-width: 600px;
  color: var(--color-ink);
}

.final-cta h2 {
  color: var(--color-ink);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.final-cta p {
  color: var(--color-ink-muted);
  margin-bottom: 1.4rem;
}

.final-cta .cta-button {
  background: var(--gradient-signal);
  color: #fff;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--color-border);
  text-align: center;
  padding: 2rem 1.5rem;
  color: var(--color-ink-muted);
  font-size: 0.85rem;
}