:root {
  --bg: #ffffff;
  --bg-alt: #f8f7f4;
  --fg: #1a1a1a;
  --fg-muted: #6b6b6b;
  --accent: #4f46e5;
  --accent-light: #eef2ff;
  --accent-dark: #3730a3;
  --border: #e8e5e0;
  --green: #16a34a;
  --green-bg: #f0fdf4;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ── Nav ─────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  padding: 0 48px;
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.4px;
  color: var(--fg);
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-logo-icon {
  width: 28px;
  height: 28px;
  background: var(--accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav-logo-icon svg { width: 16px; height: 16px; fill: white; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--fg-muted);
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--fg); }
.nav-cta {
  background: var(--accent);
  color: white !important;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14px;
  transition: background 0.15s;
}
.nav-cta:hover { background: var(--accent-dark); }

/* ── Buttons ───────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: white;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--fg);
  padding: 14px 28px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  border: 2px solid var(--border);
  cursor: pointer;
  transition: border-color 0.15s, transform 0.1s;
}
.btn-outline:hover { border-color: var(--fg); transform: translateY(-1px); }

/* ── Hero ─────────────────────────────────────── */
.hero {
  padding: 100px 48px 80px;
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}
.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(40px, 5.5vw, 68px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -1.5px;
  color: var(--fg);
  margin-bottom: 24px;
}
.hero-headline em {
  font-style: normal;
  color: var(--accent);
}
.hero-sub {
  font-size: 20px;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.65;
}
.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 56px;
}
.hero-actions .note {
  font-size: 14px;
  color: var(--fg-muted);
}
.hero-image-wrap {
  max-width: 860px;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 0 0 1px var(--border), 0 32px 64px rgba(0,0,0,0.08);
}
.hero-image-wrap img {
  width: 100%;
  display: block;
}
.hero-stats {
  display: flex;
  justify-content: center;
  gap: 64px;
  margin-top: 64px;
  padding-top: 64px;
  border-top: 1px solid var(--border);
}
.hero-stat { text-align: center; }
.hero-stat-num {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 800;
  color: var(--fg);
  letter-spacing: -1px;
}
.hero-stat-label {
  font-size: 14px;
  color: var(--fg-muted);
  margin-top: 4px;
}

/* ── Problem ──────────────────────────────────── */
.problem {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 100px 48px;
}
.problem-inner { max-width: 1100px; margin: 0 auto; }
.section-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.section-heading {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 16px;
}
.section-sub {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 520px;
  line-height: 1.65;
  margin-bottom: 64px;
}
.problem-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.problem-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
}
.problem-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent);
}
.problem-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.2px;
}
.problem-card p { color: var(--fg-muted); font-size: 15px; line-height: 1.6; }

/* ── Solution ─────────────────────────────────── */
.solution { padding: 100px 48px; max-width: 1100px; margin: 0 auto; }
.solution-header { text-align: center; margin-bottom: 72px; }
.solution-header .section-sub { margin: 0 auto 64px; }
.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.solution-card {
  padding: 36px 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: box-shadow 0.2s, transform 0.2s;
}
.solution-card:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,0.06);
  transform: translateY(-2px);
}
.solution-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--accent);
}
.solution-icon svg { width: 26px; height: 26px; }
.solution-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}
.solution-card p { color: var(--fg-muted); font-size: 15px; line-height: 1.65; }

/* ── Pricing ──────────────────────────────────── */
.pricing {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 100px 48px;
}
.pricing-inner { max-width: 1100px; margin: 0 auto; }
.pricing-header { text-align: center; margin-bottom: 56px; }
.pricing-header .section-sub { margin: 0 auto; }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}
.pricing-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
}
.pricing-card.featured {
  border: 2px solid var(--accent);
  position: relative;
  box-shadow: 0 0 0 4px var(--accent-light);
}
.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: white;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 4px 16px;
  border-radius: 100px;
  white-space: nowrap;
}
.pricing-tier {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 8px;
}
.pricing-card.featured .pricing-tier { color: var(--accent); }
.pricing-name {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 4px;
}
.pricing-price {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -1px;
  color: var(--fg);
  margin-bottom: 20px;
}
.pricing-price span {
  font-size: 16px;
  font-weight: 500;
  color: var(--fg-muted);
  letter-spacing: 0;
}
.pricing-desc {
  font-size: 15px;
  color: var(--fg-muted);
  margin-bottom: 28px;
  line-height: 1.6;
}
.pricing-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 28px 0;
}
.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  color: var(--fg);
}
.pricing-features li svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--green);
}
.pricing-features li.muted { color: var(--fg-muted); }
.pricing-cta {
  display: block;
  width: 100%;
  text-align: center;
  margin-top: 28px;
  padding: 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background 0.15s;
}
.pricing-cta.btn-primary { background: var(--accent); color: white; }
.pricing-cta.btn-outline { border: 2px solid var(--border); color: var(--fg); background: transparent; }
.pricing-cta.btn-primary:hover { background: var(--accent-dark); }
.pricing-cta.btn-outline:hover { border-color: var(--fg); }

/* ── Social Proof ─────────────────────────────── */
.social-proof { padding: 100px 48px; max-width: 1100px; margin: 0 auto; }
.proof-header { text-align: center; margin-bottom: 56px; }
.proof-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 72px;
}
.proof-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  text-align: center;
}
.proof-icon { margin: 0 auto 20px; color: var(--accent); }
.proof-stat {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -1px;
  color: var(--fg);
  margin-bottom: 8px;
}
.proof-label { font-size: 15px; color: var(--fg-muted); }
.proof-quote {
  background: var(--bg-alt);
  border-radius: var(--radius);
  padding: 36px 40px;
  font-size: 18px;
  font-style: italic;
  color: var(--fg-muted);
  text-align: center;
  border-left: 4px solid var(--accent);
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.65;
}
.proof-quote strong { color: var(--fg); font-style: normal; }

/* ── FAQ ──────────────────────────────────────── */
.faq { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 100px 48px; }
.faq-inner { max-width: 720px; margin: 0 auto; }
.faq-header { text-align: center; margin-bottom: 56px; }
.faq-list { display: flex; flex-direction: column; gap: 0; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item:first-child { border-top: 1px solid var(--border); }
.faq-question {
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 24px 0;
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 600;
  color: var(--fg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: color 0.15s;
}
.faq-question:hover { color: var(--accent); }
.faq-toggle {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--fg-muted);
  transition: background 0.15s, transform 0.2s;
}
.faq-item.open .faq-toggle { transform: rotate(45deg); background: var(--accent); color: white; border-color: var(--accent); }
.faq-answer {
  display: none;
  padding-bottom: 24px;
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.7;
}
.faq-item.open .faq-answer { display: block; }

/* ── Footer ───────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 40px 48px;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--fg);
}
.footer-tagline { font-size: 14px; color: var(--fg-muted); }
.footer-links { display: flex; gap: 24px; }
.footer-links a {
  font-size: 14px;
  color: var(--fg-muted);
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--fg); }

/* ── Responsive ───────────────────────────────── */
@media (max-width: 768px) {
  .nav { padding: 0 24px; }
  .nav-links { display: none; }
  .hero { padding: 72px 24px 60px; }
  .hero-actions { flex-direction: column; gap: 12px; }
  .hero-stats { flex-direction: column; gap: 32px; }
  .problem { padding: 72px 24px; }
  .problem-cards { grid-template-columns: 1fr; }
  .solution { padding: 72px 24px; }
  .solution-grid { grid-template-columns: 1fr; }
  .pricing { padding: 72px 24px; }
  .pricing-grid { grid-template-columns: 1fr; }
  .social-proof { padding: 72px 24px; }
  .proof-cards { grid-template-columns: 1fr; }
  .faq { padding: 72px 24px; }
  .footer { padding: 32px 24px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}