/* ─────────────────────────────────────────────────────────────────────────────
   Action Tether — Marketing site stylesheet (actiontether.com)
   ───────────────────────────────────────────────────────────────────────────── */

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

html {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: #1A1A1A;
  background: #FAFAFA;
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

body { overflow-x: hidden; }

a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
ul { list-style: none; }

/* ── Tokens ──────────────────────────────────────────────────────────────────── */
:root {
  --brand:       #6B5DD3;
  --brand-light: #EAE8FC;
  --brand-dark:  #3C3489;
  --teal:        #0F6E56;
  --teal-light:  #E1F5EE;
  --text:        #1A1A1A;
  --text-sub:    #5F5E5A;
  --text-muted:  #888780;
  --surface:     #FFFFFF;
  --border:      rgba(0,0,0,0.08);
  --shadow-sm:   0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:   0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg:   0 12px 48px rgba(0,0,0,0.12);
  --radius-sm:   8px;
  --radius-md:   12px;
  --radius-lg:   20px;
}

/* ── Layout ──────────────────────────────────────────────────────────────────── */
.site-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ── Navigation ──────────────────────────────────────────────────────────────── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250,250,250,0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.site-nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  flex-shrink: 0;
}

.site-nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-nav-link {
  font-size: 14px;
  color: var(--text-sub);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: color .15s, background .15s;
}
.site-nav-link:hover { color: var(--text); background: rgba(0,0,0,0.04); }

.site-nav-mobile-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.site-nav-mobile-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all .2s;
}

.site-nav-mobile {
  display: none;
  flex-direction: column;
  padding: 12px 20px 16px;
  gap: 4px;
  border-top: 1px solid var(--border);
}
.site-nav-mobile.open { display: flex; }
.site-nav-mobile a { padding: 10px 0; font-size: 16px; color: var(--text); border-bottom: 1px solid var(--border); }
.site-nav-mobile a:last-child { border-bottom: none; margin-top: 8px; text-align: center; justify-content: center; }

/* ── Buttons ──────────────────────────────────────────────────────────────────── */
.site-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all .15s;
  text-decoration: none;
  white-space: nowrap;
}

.site-btn-primary {
  background: var(--brand);
  color: #EAE8FC;
  padding: 10px 18px;
  font-size: 14px;
}
.site-btn-primary:hover { background: #533AB7; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(107,93,211,.3); }

.site-btn-hero {
  background: var(--brand);
  color: #EAE8FC;
  padding: 14px 28px;
  font-size: 16px;
  border-radius: var(--radius-md);
}
.site-btn-hero:hover { background: #533AB7; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(107,93,211,.35); }

.site-btn-ghost-hero {
  background: transparent;
  color: var(--text-sub);
  padding: 14px 20px;
  font-size: 16px;
  border-radius: var(--radius-md);
}
.site-btn-ghost-hero:hover { color: var(--text); background: rgba(0,0,0,0.04); }

.site-btn-secondary-outline {
  background: transparent;
  color: var(--brand);
  border: 1.5px solid var(--brand);
  padding: 11px 18px;
  font-size: 14px;
  border-radius: var(--radius-md);
  width: 100%;
  margin-top: auto;
}
.site-btn-secondary-outline:hover { background: var(--brand-light); }

/* ── Hero ──────────────────────────────────────────────────────────────────────── */
.site-hero {
  padding: 96px 0 80px;
  text-align: center;
  background: linear-gradient(180deg, #F5F3FF 0%, #FAFAFA 100%);
}

.site-hero-badge {
  display: inline-block;
  background: var(--brand-light);
  color: var(--brand-dark);
  border-radius: 99px;
  padding: 4px 14px;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 20px;
  letter-spacing: .02em;
}

.site-hero-h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--text);
  margin-bottom: 20px;
}

.site-hero-p {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--text-sub);
  line-height: 1.6;
  max-width: 580px;
  margin: 0 auto 36px;
}

.site-hero-cta {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.site-hero-fine {
  font-size: 13px;
  color: var(--text-muted);
}

/* ── Proof bar ──────────────────────────────────────────────────────────────────── */
.site-proof-bar {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 24px 20px;
}

.site-proof-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
}

.site-proof-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  text-align: center;
}

.site-proof-num {
  font-size: 15px;
  font-weight: 600;
  color: var(--brand);
}

.site-proof-label {
  font-size: 13px;
  color: var(--text-muted);
}

.site-proof-divider {
  width: 1px;
  height: 32px;
  background: var(--border);
  flex-shrink: 0;
}

/* ── Sections ──────────────────────────────────────────────────────────────────── */
.site-section {
  padding: 80px 0;
}

.site-section--alt {
  background: #F5F3FF;
}

.site-section-label {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--brand);
  margin-bottom: 10px;
}

.site-section-h2 {
  font-size: clamp(24px, 4vw, 40px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.015em;
  color: var(--text);
  margin-bottom: 48px;
  max-width: 600px;
}

/* ── Features grid ──────────────────────────────────────────────────────────────── */
.site-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.site-feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s, transform .2s;
}

.site-feature-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.site-feature-card--wide {
  grid-column: span 2;
  background: linear-gradient(135deg, #F5F3FF 0%, #EAE8FC 100%);
  border-color: #C9C5F0;
}

.site-feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.site-feature-h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}

.site-feature-p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.6;
}

/* ── How it works steps ──────────────────────────────────────────────────────── */
.site-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 680px;
}

.site-step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 24px 0;
  border-bottom: 1px solid rgba(107,93,211,.15);
}
.site-step:last-child { border-bottom: none; }

.site-step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--brand);
  color: #EAE8FC;
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.site-step-h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}

.site-step-p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.6;
}

/* ── Pricing ──────────────────────────────────────────────────────────────────── */
.site-pricing-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: start;
}

.site-pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: var(--shadow-sm);
}

.site-pricing-card--featured {
  border-color: var(--brand);
  box-shadow: 0 0 0 2px rgba(107,93,211,.12), var(--shadow-md);
  position: relative;
}

.site-pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--brand);
  color: #EAE8FC;
  border-radius: 99px;
  padding: 3px 14px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.site-pricing-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
}

.site-pricing-price {
  font-size: 40px;
  font-weight: 800;
  color: var(--brand);
  letter-spacing: -.02em;
  line-height: 1;
}
.site-pricing-price span {
  font-size: 16px;
  font-weight: 400;
  color: var(--text-muted);
}

.site-pricing-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.site-pricing-features li {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.4;
}

.site-pricing-note {
  text-align: center;
  margin-top: 24px;
  font-size: 13px;
  color: var(--text-muted);
}

/* ── CTA section ──────────────────────────────────────────────────────────────── */
.site-cta {
  background: linear-gradient(135deg, #6B5DD3 0%, #3C3489 100%);
  padding: 80px 0;
}

.site-cta-inner {
  text-align: center;
}

.site-cta-h2 {
  font-size: clamp(24px, 4vw, 40px);
  font-weight: 700;
  color: #EAE8FC;
  margin-bottom: 14px;
  line-height: 1.2;
}

.site-cta-p {
  font-size: 18px;
  color: rgba(234,232,252,.75);
  margin-bottom: 32px;
}

/* ── Footer ──────────────────────────────────────────────────────────────────── */
.site-footer {
  background: #1A1A1A;
  color: rgba(255,255,255,.6);
  padding: 48px 0 0;
}

.site-footer-inner {
  display: flex;
  gap: 48px;
  padding-bottom: 48px;
  flex-wrap: wrap;
}

.site-footer-brand {
  flex: 1;
  min-width: 200px;
}

.site-footer-brand .site-logo {
  color: white;
  margin-bottom: 10px;
}

.site-footer-tagline {
  font-size: 14px;
  color: rgba(255,255,255,.45);
  line-height: 1.5;
}

.site-footer-links {
  display: flex;
  gap: 48px;
}

.site-footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.site-footer-col-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: rgba(255,255,255,.35);
  margin-bottom: 4px;
}

.site-footer-col a {
  font-size: 14px;
  color: rgba(255,255,255,.55);
  transition: color .15s;
}
.site-footer-col a:hover { color: white; }

.site-footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 16px 0;
  font-size: 13px;
  color: rgba(255,255,255,.3);
}

/* ── Responsive ──────────────────────────────────────────────────────────────── */
@media (max-width: 860px) {
  .site-features-grid {
    grid-template-columns: 1fr 1fr;
  }
  .site-feature-card--wide {
    grid-column: span 2;
  }
  .site-pricing-cards {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }
}

@media (max-width: 600px) {
  .site-nav-links { display: none; }
  .site-nav-mobile-btn { display: flex; }
  .site-hero { padding: 64px 0 48px; }
  .site-section { padding: 56px 0; }
  .site-features-grid {
    grid-template-columns: 1fr;
  }
  .site-feature-card--wide { grid-column: span 1; }
  .site-proof-divider { display: none; }
  .site-proof-inner { gap: 16px; }
  .site-footer-inner { flex-direction: column; gap: 32px; }
  .site-footer-links { gap: 32px; }
}