/* ============================================================
   PostbackFlow — Landing Page Stylesheet
   Design: Light console theme (#FAFAFB), Sora + Inter
   Last updated: 2026-07
   ============================================================ */

/* ---- ACCESSIBILITY UTILITIES ------------------------------- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ---- TOKENS ------------------------------------------------ */
:root {
  /* Backgrounds */
  --bg:           #FAFAFB;
  --surface:      #FFFFFF;
  --surface-2:    #F3F4F6;
  --surface-3:    #EAECF0;

  /* Borders */
  --border:       #E5E7EB;
  --border-strong:#D1D5DB;

  /* Ink */
  --ink:          #12131A;
  --ink-2:        #5B5F6B;
  --ink-3:        #9CA3AF;

  /* Brand */
  --primary:      #3730A3;
  --primary-h:    #312E81;
  --primary-light:#EEF2FF;
  --primary-mid:  #6366F1;

  /* Semantic */
  --amber:        #F5A623;
  --amber-light:  #FFF7ED;
  --amber-border: #FDE68A;
  --green:        #16A34A;
  --green-light:  #F0FDF4;
  --green-border: #BBF7D0;
  --red:          #DC2626;
  --red-light:    #FEF2F2;

  /* Spacing rhythm */
  --section-py:   80px;
  --container:    1120px;
  --radius-sm:    6px;
  --radius:       10px;
  --radius-lg:    16px;
  --radius-xl:    24px;

  /* Shadows */
  --shadow-sm:    0 1px 3px rgba(18,19,26,0.06), 0 1px 2px rgba(18,19,26,0.04);
  --shadow:       0 4px 12px rgba(18,19,26,0.08), 0 1px 4px rgba(18,19,26,0.04);
  --shadow-lg:    0 12px 32px rgba(18,19,26,0.10), 0 2px 8px rgba(18,19,26,0.06);
  --shadow-primary: 0 4px 20px rgba(55,48,163,0.22);
}

/* ---- RESET ------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
img, svg { display: block; }

/* ---- TYPOGRAPHY -------------------------------------------- */
.t-display {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.05;
}
.t-h2 {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.t-label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.t-mono {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.8125rem;
  color: var(--ink-2);
}

/* ---- LAYOUT UTILITIES -------------------------------------- */
.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}
.section-py { padding-top: var(--section-py); padding-bottom: var(--section-py); }

/* ---- BUTTONS ----------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.18s ease;
  white-space: nowrap;
  line-height: 1;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: var(--shadow-primary);
}
.btn-primary:hover {
  background: var(--primary-h);
  border-color: var(--primary-h);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(55,48,163,0.30);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--border-strong);
}
.btn-ghost:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.btn-lg {
  padding: 13px 28px;
  font-size: 0.9375rem;
  border-radius: var(--radius-lg);
}

/* ---- NAV --------------------------------------------------- */
.nav-wrap {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  background: rgba(250,250,251,0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}
.nav-logo {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--primary);
  letter-spacing: -0.02em;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-logo-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink-2);
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--ink); }
.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-lang {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--ink-2);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-family: inherit;
  cursor: pointer;
  outline: none;
}

/* Mobile nav */
.mobile-menu-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--ink);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 1.1rem;
  align-items: center;
  justify-content: center;
}
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 280px;
  height: 100vh;
  background: var(--surface);
  border-left: 1px solid var(--border);
  padding: 72px 24px 40px;
  z-index: 99;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: right 0.28s ease;
  box-shadow: -8px 0 32px rgba(18,19,26,0.10);
}
.mobile-drawer.open { right: 0; }
.mobile-drawer a {
  font-size: 1rem;
  font-weight: 500;
  color: var(--ink-2);
  transition: color 0.15s;
}
.mobile-drawer a:hover { color: var(--ink); }
.mobile-drawer-close {
  position: absolute;
  top: 18px;
  right: 20px;
  background: transparent;
  border: 1px solid var(--border);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  color: var(--ink-2);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

/* ---- HERO -------------------------------------------------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 96px;
  padding-bottom: 64px;
  position: relative;
  overflow: hidden;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.5;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 14px;
  background: var(--primary-light);
  border: 1px solid rgba(55,48,163,0.2);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 24px;
}
.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  animation: pulse-dot 2s ease infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.85); }
}
.hero-h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 20px;
  color: var(--ink);
}
.hero-h1-accent { color: var(--primary); }
.hero-sub {
  font-size: 1.0625rem;
  color: var(--ink-2);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 36px;
}
.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.hero-trust {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.hero-trust-row {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  color: var(--ink-3);
}
.hero-trust-item svg { flex-shrink: 0; }

/* ---- RELAY DIAGRAM ----------------------------------------- */
.relay-diagram {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px 28px;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}
}
.relay-label-top {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 12px;
}

/* Source node */
.relay-source {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 16px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--ink-2);
  width: fit-content;
  margin-bottom: 4px;
}
.relay-source-icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: var(--surface-3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
}
.relay-postback-url {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.relay-postback-url span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.relay-copy-btn {
  background: var(--primary-light);
  border: none;
  border-radius: 4px;
  padding: 3px 8px;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--primary);
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s;
}
.relay-copy-btn:hover { background: var(--primary); color: #fff; }

/* Arrow connector */
.relay-arrow {
  display: flex;
  align-items: center;
  gap: 0;
  margin: 8px 0;
  padding-left: 20px;
}
.relay-arrow-line {
  width: 2px;
  height: 24px;
  background: var(--border-strong);
  margin-left: 10px;
}

/* Dedup shield */
.relay-dedup {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--amber-light);
  border: 1px solid var(--amber-border);
  border-radius: var(--radius);
  padding: 10px 16px;
  margin-bottom: 4px;
  width: 100%;
}
.relay-dedup-icon {
  width: 32px;
  height: 32px;
  background: var(--amber);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1rem;
  flex-shrink: 0;
}
.relay-dedup-text {
  flex: 1;
}
.relay-dedup-title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ink);
}
.relay-dedup-sub {
  font-size: 0.7rem;
  color: var(--ink-3);
  margin-top: 1px;
}
.relay-dedup-badge {
  font-size: 0.65rem;
  font-weight: 700;
  background: var(--amber);
  color: #fff;
  padding: 2px 8px;
  border-radius: 100px;
  white-space: nowrap;
}

/* Fanout lines */
.relay-fanout-area {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 8px;
}
.relay-platform-node {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 13px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.relay-platform-node.lit {
  opacity: 1;
  transform: translateY(0);
  border-color: var(--green-border);
  background: var(--green-light);
}
.relay-platform-icon {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  background: var(--surface-2);
  flex-shrink: 0;
}
.relay-platform-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--ink);
  flex: 1;
}
.relay-platform-status {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--green);
  display: flex;
  align-items: center;
  gap: 4px;
}
.relay-platform-status::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
}
.relay-status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.relay-status-live {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--green);
}
.relay-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  animation: blink 1.4s ease infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}
.relay-counter {
  font-size: 0.7rem;
  color: var(--ink-3);
  font-family: 'JetBrains Mono', monospace;
}

/* ---- PLATFORM STRIP --------------------------------------- */
.platform-strip {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 28px 0;
}
.platform-strip-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 32px;
  align-items: center;
}
.platform-group-label {
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 12px;
}
.platform-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.platform-pill {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 7px 13px;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--ink-2);
  background: var(--surface);
  transition: border-color 0.15s, color 0.15s;
  cursor: default;
}
.platform-pill:hover {
  border-color: var(--primary);
  color: var(--ink);
}
.platform-pill-icon {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
}
.platform-divider {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--ink-3);
  font-size: 0.75rem;
  font-weight: 600;
}
.platform-divider-arrow {
  font-size: 1.25rem;
  color: var(--primary);
}

/* ---- FEATURES --------------------------------------------- */
.features-eyebrow {
  margin-bottom: 48px;
}
.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color 0.2s, box-shadow 0.2s;
  position: relative;
  overflow: hidden;
}
.feature-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow);
}
.feature-card.is-core {
  border-left: 3px solid var(--primary);
}
.feature-card.is-core:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
}
.feature-card-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  color: var(--primary);
}
.feature-card-icon.amber { background: var(--amber-light); color: var(--amber); }
.feature-card-icon.green { background: var(--green-light); color: var(--green); }
.feature-card-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
}
.feature-card-desc {
  font-size: 0.875rem;
  color: var(--ink-2);
  line-height: 1.65;
}
.feature-card-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 14px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--primary);
  transition: gap 0.15s;
}
.feature-card-link:hover { gap: 8px; }

.features-compact {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.feature-compact-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  transition: border-color 0.2s;
}
.feature-compact-card:hover {
  border-color: var(--primary);
}
.feature-compact-icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
  color: var(--ink-2);
}
.feature-compact-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 5px;
}
.feature-compact-desc {
  font-size: 0.8125rem;
  color: var(--ink-2);
  line-height: 1.55;
}

/* ---- HOW IT WORKS ----------------------------------------- */
.how-section {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 48px;
  position: relative;
}
.steps-grid::before {
  content: '';
  position: absolute;
  top: 22px;
  left: calc(12.5% + 16px);
  right: calc(12.5% + 16px);
  height: 1px;
  background: var(--border-strong);
  border-top: 2px dashed var(--border-strong);
}
.step-item {
  padding: 0 24px;
  text-align: left;
}
.step-item:first-child { padding-left: 0; }
.step-item:last-child { padding-right: 0; }
.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary-light);
  border: 2px solid rgba(55,48,163,0.15);
  font-family: 'Sora', sans-serif;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}
.step-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
}
.step-desc {
  font-size: 0.875rem;
  color: var(--ink-2);
  line-height: 1.65;
}
.step-url {
  margin-top: 10px;
  padding: 7px 11px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--primary);
  word-break: break-all;
}

/* ---- PRICING ---------------------------------------------- */
.pricing-header {
  text-align: center;
  margin-bottom: 48px;
}
.pricing-guarantee {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  font-size: 0.8125rem;
  color: var(--ink-2);
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  align-items: start;
}
.price-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  position: relative;
  transition: box-shadow 0.2s;
}
.price-card:hover { box-shadow: var(--shadow); }
.price-card.is-featured {
  border: 2px solid var(--primary);
  background: var(--primary-light);
}
.price-card.is-featured:hover { box-shadow: var(--shadow-primary); }
.popular-tag {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  font-family: 'Sora', sans-serif;
  font-size: 0.6875rem;
  font-weight: 700;
  padding: 3px 14px;
  border-radius: 100px;
  white-space: nowrap;
}
.plan-name {
  font-family: 'Sora', sans-serif;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 14px;
}
.plan-price {
  font-family: 'Sora', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.03em;
  line-height: 1;
}
.plan-price sub {
  font-size: 1rem;
  font-weight: 500;
  color: var(--ink-2);
  vertical-align: baseline;
  margin-right: 2px;
}
.plan-price sup {
  font-size: 1rem;
  color: var(--ink-2);
  font-weight: 400;
}
.plan-period {
  font-size: 0.8rem;
  color: var(--ink-3);
  margin-top: 4px;
  margin-bottom: 20px;
}
.plan-divider {
  height: 1px;
  background: var(--border);
  margin-bottom: 16px;
}
.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}
.plan-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 0.8375rem;
  color: var(--ink-2);
  line-height: 1.4;
}
.plan-check {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--green-light);
  border: 1px solid var(--green-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
  color: var(--green);
  font-size: 0.6rem;
  font-weight: 700;
}
.plan-cta {
  display: block;
  width: 100%;
  padding: 11px;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  text-align: center;
  cursor: pointer;
  border: none;
  transition: all 0.18s;
}
.plan-cta-outline {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--ink);
}
.plan-cta-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.plan-cta-filled {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-primary);
}
.plan-cta-filled:hover {
  background: var(--primary-h);
  transform: translateY(-1px);
}
.pricing-footnote {
  text-align: center;
  margin-top: 24px;
  font-size: 0.8125rem;
  color: var(--ink-3);
  line-height: 1.6;
}
.pricing-footnote strong { color: var(--ink-2); }

/* ---- FAQ -------------------------------------------------- */
.faq-section {
  background: var(--surface);
  border-top: 1px solid var(--border);
}
.faq-inner {
  max-width: 720px;
  margin-inline: auto;
}
.faq-list {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.faq-item {
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}
.faq-item:last-child { border-bottom: none; }
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--ink);
  user-select: none;
}
.faq-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-3);
  font-size: 0.875rem;
  flex-shrink: 0;
  transition: transform 0.2s, background 0.2s;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--primary-light);
  border-color: rgba(55,48,163,0.2);
  color: var(--primary);
}
.faq-a {
  display: none;
  padding: 0 22px 18px;
  font-size: 0.9rem;
  color: var(--ink-2);
  line-height: 1.7;
}
.faq-item.open .faq-a { display: block; }

/* ---- CTA FINAL -------------------------------------------- */
.cta-final {
  background: var(--surface);
  color: var(--ink);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cta-final-inner {
  text-align: center;
  padding-block: 80px;
}
.cta-final-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  margin-bottom: 14px;
  color: var(--ink);
}
.cta-final-sub {
  font-size: 1rem;
  color: var(--ink-2);
  max-width: 500px;
  margin-inline: auto;
  margin-bottom: 32px;
  line-height: 1.65;
}
.cta-final-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.btn-cta-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(55, 48, 163, 0.15);
}
.btn-cta-primary:hover {
  background: var(--primary-h);
  border-color: var(--primary-h);
  transform: translateY(-1px);
}
.btn-cta-ghost {
  background: transparent;
  color: var(--ink-2);
  border: 1px solid var(--border-strong);
}
.btn-cta-ghost:hover {
  background: var(--surface-2);
  color: var(--ink);
  border-color: var(--border-strong);
}
.cta-final-guarantees {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 0.8125rem;
  color: var(--ink-3);
}
.cta-guarantee-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.cta-guarantee-item::before {
  content: '✓';
  color: #10b981;
  font-weight: 700;
}

/* ---- FOOTER ----------------------------------------------- */
.footer {
  background: #090d16; /* Deep dark slate to anchor the page */
  border-top: 1px solid #1f2937;
  padding: 48px 0;
  color: rgba(255, 255, 255, 0.4);
  font-weight: 400;
  font-size: 0.8125rem;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-links a {
  color: rgba(255, 255, 255, 0.5);
  transition: color 0.15s;
}
.footer-links a:hover { color: #ffffff; }

/* ---- AUTH MODAL ------------------------------------------- */
.auth-overlay {
  position: fixed;
  inset: 0;
  background: rgba(18,19,26,0.7);
  backdrop-filter: blur(8px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}
.auth-overlay.open {
  opacity: 1;
  pointer-events: all;
}
.auth-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 36px;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-lg);
  transform: translateY(16px);
  transition: transform 0.25s;
}
.auth-overlay.open .auth-box { transform: translateY(0); }
.auth-logo-modal {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--primary);
  text-align: center;
  margin-bottom: 6px;
}
.auth-sub-modal {
  text-align: center;
  color: var(--ink-2);
  font-size: 0.875rem;
  margin-bottom: 24px;
}
.auth-google-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 11px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--ink);
  font-size: 0.875rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  margin-bottom: 18px;
  transition: border-color 0.15s, box-shadow 0.15s;
  text-decoration: none;
}
.auth-google-btn:hover {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(55,48,163,0.08);
}
.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink-3);
  font-size: 0.75rem;
  margin-bottom: 18px;
}
.auth-divider-line {
  flex: 1;
  height: 1px;
  background: var(--border);
}
.auth-field {
  margin-bottom: 14px;
}
.auth-field label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--ink-2);
  margin-bottom: 6px;
}
.auth-field input {
  width: 100%;
  padding: 10px 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--ink);
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  transition: border-color 0.15s, box-shadow 0.15s;
  outline: none;
}
.auth-field input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(55,48,163,0.1);
}
.auth-submit-btn {
  width: 100%;
  padding: 12px;
  border-radius: var(--radius);
  border: none;
  background: var(--primary);
  color: #fff;
  font-size: 0.9375rem;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  box-shadow: var(--shadow-primary);
  margin-top: 6px;
  transition: background 0.18s, transform 0.18s;
}
.auth-submit-btn:hover {
  background: var(--primary-h);
  transform: translateY(-1px);
}
.auth-switch-text {
  text-align: center;
  margin-top: 16px;
  font-size: 0.875rem;
  color: var(--ink-2);
}
.auth-switch-text a {
  color: var(--primary);
  font-weight: 600;
  cursor: pointer;
}
.auth-error-box {
  background: var(--red-light);
  border: 1px solid #FECACA;
  color: var(--red);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  margin-bottom: 14px;
}
.auth-close-link {
  display: block;
  text-align: center;
  margin-top: 14px;
  font-size: 0.8rem;
  color: var(--ink-3);
  cursor: pointer;
}
.auth-close-link:hover { color: var(--ink-2); }
.auth-checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 18px;
}
.auth-checkbox-row input[type="checkbox"] {
  width: auto;
  height: auto;
  margin-top: 3px;
  cursor: pointer;
  flex-shrink: 0;
}
.auth-checkbox-row label {
  font-size: 0.8rem;
  color: var(--ink-2);
  line-height: 1.4;
  font-weight: 400;
  cursor: pointer;
}
.auth-checkbox-row label a {
  color: var(--primary);
  text-decoration: underline;
}

/* ---- RELAY DIAGRAM UTILITIES ------------------------------ */
.relay-live-badge {
  position: absolute;
  top: 14px;
  right: 16px;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--green);
  display: flex;
  align-items: center;
  gap: 5px;
}
.relay-live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: blink 1.4s ease infinite;
}
.relay-source-wrap {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 6px;
}
.relay-connector {
  padding-left: 18px;
  margin: 2px 0;
}
.relay-connector-bottom {
  padding-left: 18px;
  margin: 2px 0 6px;
}
.relay-connector-line {
  width: 2px;
  height: 20px;
  background: var(--border-strong);
}
.relay-fanout-label {
  margin-bottom: 8px;
}

/* ---- SECTION HEADER UTILITIES ------------------------------ */
.section-label-margin { margin-bottom: 10px; }
.section-h2-features {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  margin-bottom: 10px;
}
.section-h2-std {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
}
.section-h2-faq {
  font-size: clamp(1.5rem, 3vw, 2rem);
}
.section-h2-pricing {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  margin-bottom: 8px;
}
.section-sub-text {
  font-size: 1rem;
  color: var(--ink-2);
  max-width: 520px;
  line-height: 1.65;
}
.section-center-header {
  text-align: center;
  margin-bottom: 0;
}
.section-faq-header {
  text-align: center;
  margin-bottom: 40px;
}
.features-grid-top { margin-bottom: 12px; }
.link-sm { font-size: 0.75rem; }

/* Platform strip divider text */
.platform-divider-arrow-icon {
  font-size: 1.5rem;
  color: var(--primary);
}
.platform-divider-label {
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
}

/* Pricing plan featured overrides */
.plan-name-featured { color: var(--primary); }
.plan-price-featured { color: var(--primary); }
.plan-divider-featured { background: rgba(55,48,163,0.2); }

/* Mobile drawer util */
.mobile-actions-stack {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.w-full { width: 100%; }
.justify-center { justify-content: center; }

/* ---- HERO STATS CARD GRID --------------------------------- */
.hero-stats {
  display: flex;
  gap: 24px;
  margin-top: 32px;
  border-top: 1px solid var(--border);
  padding-top: 24px;
  width: 100%;
}
.hero-stat-card {
  flex: 1;
}
.hero-stat-num {
  font-family: 'Sora', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.2;
}
.hero-stat-label {
  font-size: 0.75rem;
  color: var(--ink-3);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

/* ---- URL BUILDER SELECTOR --------------------------------- */
.url-builder-select-wrap {
  margin-bottom: 0;
  display: flex;
  align-items: center;
}
.url-builder-select-wrap select {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--ink);
  font-family: inherit;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 6px 28px 6px 12px;
  cursor: pointer;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='6' viewBox='0 0 8 6' fill='none'%3E%3Cpath d='M1 1.5L4 4.5L7 1.5' stroke='%2312131A' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  transition: border-color 0.15s;
  height: 28px;
}
.url-builder-select-wrap select:hover {
  border-color: var(--border-strong);
}

/* ---- RELAY LOG CONSOLE ------------------------------------ */
.relay-log-stream-wrap {
  margin-top: 14px;
  background: #090d16;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  text-align: left;
}
.relay-log-stream-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
  font-weight: 600;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding-bottom: 6px;
}
.relay-log-stream-pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: blink 1.2s infinite;
}
.relay-log-stream {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6875rem;
  color: #a1a1aa;
  line-height: 1.6;
  height: 90px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.relay-log-line {
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  animation: logSlide 0.25s ease-out forwards;
}
.relay-log-tag {
  font-weight: 600;
}
.relay-log-tag.info { color: var(--primary); }
.relay-log-tag.success { color: var(--green); }
.relay-log-tag.warning { color: var(--amber); }

@keyframes logSlide {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---- PRICING SWITCHER TOGGLE ------------------------------ */
.pricing-toggle-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: 24px 0 40px;
}
.pricing-toggle-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ink-2);
  cursor: pointer;
  user-select: none;
  transition: color 0.15s;
}
.pricing-toggle-label.active {
  color: var(--ink);
}
.pricing-toggle-label .save-badge {
  background: var(--green-light);
  color: var(--green);
  font-size: 0.6875rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 100px;
  margin-left: 4px;
  display: inline-block;
  vertical-align: middle;
}
.pricing-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}
.pricing-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.pricing-slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: var(--surface-3);
  transition: .25s;
  border-radius: 34px;
}
.pricing-slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: #fff;
  transition: .25s;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}
.pricing-switch input:checked + .pricing-slider {
  background-color: var(--primary);
}
.pricing-switch input:checked + .pricing-slider:before {
  transform: translateX(20px);
}

/* ---- DASHBOARD TEASER SECTION ----------------------------- */
.dashboard-teaser-section {
  background: var(--bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.dashboard-mockup-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: 0 12px 36px rgba(0,0,0,0.06);
  background: #090d16;
  overflow: hidden;
  max-width: 900px;
  margin: 0 auto;
}
.dashboard-mockup {
  display: flex;
  flex-direction: column;
  height: 420px;
  user-select: none;
  pointer-events: none;
}
.mock-header {
  background: #0d1220;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  height: 38px;
  display: flex;
  align-items: center;
  padding: 0 16px;
  position: relative;
}
.mock-dots {
  display: flex;
  gap: 6px;
}
.mock-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.mock-dots span:nth-child(1) { background: #ef4444; }
.mock-dots span:nth-child(2) { background: #f5a623; }
.mock-dots span:nth-child(3) { background: #16a34a; }
.mock-title {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6875rem;
  color: rgba(255,255,255,0.35);
}
.mock-body {
  display: flex;
  flex: 1;
}
.mock-sidebar {
  width: 180px;
  background: #0b0f19;
  border-right: 1px solid rgba(255,255,255,0.05);
  padding: 20px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.mock-sidebar-item {
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
  color: rgba(255,255,255,0.45);
}
.mock-sidebar-item.active {
  background: rgba(255,255,255,0.06);
  color: #fff;
}
.mock-content {
  flex: 1;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.mock-stats-row {
  display: flex;
  gap: 16px;
}
.mock-stat-card {
  flex: 1;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}
.mock-stat-label {
  font-size: 0.6875rem;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}
.mock-stat-val {
  font-family: 'Sora', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin-top: 4px;
}
.mock-stat-change {
  font-size: 0.6875rem;
  margin-top: 4px;
}
.mock-stat-change.positive { color: var(--green); }
.mock-stat-change.warning { color: var(--amber); }

.mock-chart-row {
  display: flex;
  gap: 16px;
  flex: 1;
}
.mock-chart-card {
  flex: 1;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-sm);
  padding: 16px;
  display: flex;
  flex-direction: column;
}
.mock-card-header {
  font-size: 0.75rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}
.mock-bar-chart {
  display: flex;
  justify-content: space-around;
  align-items: flex-end;
  height: 100px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.mock-bar-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 32px;
}
.mock-bar {
  width: 8px;
  background: var(--primary);
  border-radius: 4px 4px 0 0;
  display: block;
}
.mock-bar-item:nth-child(even) .mock-bar {
  background: var(--green);
}
.mock-label {
  font-size: 0.625rem;
  color: rgba(255,255,255,0.4);
  margin-top: 6px;
}
.mock-mini-table {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mock-tr {
  display: flex;
  justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6875rem;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding-bottom: 8px;
}
.mock-td { color: #d1d5db; }
.mock-td.status-ok {
  color: var(--green);
  font-weight: 600;
}

/* Teaser overlay blur */
.dashboard-teaser-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(9, 13, 22, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.dashboard-teaser-cta {
  text-align: center;
  color: #fff;
  max-width: 440px;
}
.dashboard-teaser-cta h3 {
  font-family: 'Sora', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.dashboard-teaser-cta p {
  font-size: 0.9375rem;
  color: #9ca3af;
  line-height: 1.6;
  margin-bottom: 24px;
}

/* ---- SOCIAL PROOF TOASTS ---------------------------------- */
.live-toasts {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 320px;
  pointer-events: none;
}
.live-toast-item {
  background: #ffffff;
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  box-shadow: 0 10px 25px rgba(18,19,26,0.08);
  transform: translateY(20px);
  opacity: 0;
  animation: toastSlideIn 0.3s ease forwards;
  pointer-events: auto;
}
.live-toast-item.info { border-left-color: var(--primary); }
.live-toast-item.success { border-left-color: var(--green); }
.live-toast-item.warning { border-left-color: var(--amber); }

.live-toast-title {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 2px;
}
.live-toast-desc {
  font-size: 0.75rem;
  color: var(--ink-2);
  line-height: 1.4;
}

@keyframes toastSlideIn {
  to { transform: translateY(0); opacity: 1; }
}
.toast-slide-out {
  animation: toastSlideOut 0.3s ease forwards !important;
}
@keyframes toastSlideOut {
  to { transform: translateY(-10px); opacity: 0; }
}

/* ---- MICRO INTERACTION ANIMATIONS ------------------------- */
.feature-card:hover .feature-card-icon svg {
  transform: rotate(10deg);
  transition: transform 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.feature-card-icon svg {
  transition: transform 0.25s;
}

/* ---- ANIMATIONS ------------------------------------------- */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.anim-fade-up {
  animation: fade-up 0.5s ease both;
}
.anim-delay-1 { animation-delay: 0.1s; }
.anim-delay-2 { animation-delay: 0.2s; }
.anim-delay-3 { animation-delay: 0.3s; }
.anim-delay-4 { animation-delay: 0.45s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .relay-platform-node {
    opacity: 1;
    transform: none;
  }
}

/* ---- RESPONSIVE ------------------------------------------- */
@media (max-width: 1024px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .features-grid { grid-template-columns: 1fr; }
  .features-compact { grid-template-columns: 1fr 1fr; }
  .platform-strip-inner {
    grid-template-columns: 1fr;
    gap: 20px;
    text-align: center;
  }
  .platform-pills { justify-content: center; }
  .platform-divider { flex-direction: row; }
}
@media (max-width: 991px) {
  :root { --section-py: 56px; }
  .nav-links { display: none; }
  .nav-actions { display: none; }
  .mobile-menu-btn { display: flex; }
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .steps-grid::before { display: none; }
  .step-item { padding: 0; }
  .pricing-grid { grid-template-columns: 1fr 1fr; }
  .features-compact { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .pricing-grid { grid-template-columns: 1fr; }
  .hero-h1 { font-size: 2.25rem; }
  .relay-fanout-area { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
}

/* ============================================================
   PostbackFlow — Phase 2 Tech UI Upgrades
   ============================================================ */

/* ---- Platform Strip Active Dot & Sync Status Bar ---------- */
.platform-pill-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
  margin-right: 6px;
  animation: blink 1.5s infinite ease-in-out;
  flex-shrink: 0;
}
.platform-sync-bar {
  margin-top: 24px;
  background: #090d16;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  padding: 8px 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6875rem;
  color: rgba(255,255,255,0.45);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.platform-sync-bar-left {
  display: flex;
  align-items: center;
  gap: 6px;
}
.platform-sync-bar-pulse {
  width: 5px;
  height: 5px;
  background: var(--green);
  border-radius: 50%;
  animation: blink 1.2s infinite;
}
.platform-sync-stat {
  font-weight: 600;
  color: #fff;
}

/* ---- Core Feature Micro-Visualizers ----------------------- */
.feature-visualizer-container {
  margin-top: 16px;
  background: #090d16;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.05);
  height: 90px;
  position: relative;
  overflow: hidden;
}

/* 1. AI Rotator Visualizer */
.rotator-visual {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 24px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
}
.rotator-node {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 4px;
  padding: 6px 10px;
  color: #fff;
  z-index: 2;
  position: relative;
}
.rotator-node.primary {
  border-color: var(--primary);
  box-shadow: 0 0 10px rgba(55,48,163,0.15);
}
.rotator-node.winner {
  border-color: var(--green);
  color: var(--green);
}
.rotator-node.loser {
  border-color: var(--amber);
  color: var(--amber);
}
.rotator-pipe {
  position: absolute;
  top: 50%;
  left: 20%;
  width: 60%;
  height: 2px;
  background: rgba(255,255,255,0.08);
  z-index: 1;
}
.rotator-flow-dot {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--primary);
  border-radius: 50%;
  top: -1px;
  left: 0;
  animation: flowAcross 2s infinite linear;
}
.rotator-flow-dot-loser {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--amber);
  border-radius: 50%;
  top: -1px;
  left: 0;
  animation: flowAcrossLoser 2s infinite linear;
}
@keyframes flowAcross {
  0% { left: 0; top: -1px; opacity: 1; }
  50% { left: 50%; top: -1px; opacity: 1; }
  100% { left: 100%; top: -6px; opacity: 0; }
}
@keyframes flowAcrossLoser {
  0% { left: 0; top: -1px; opacity: 1; }
  50% { left: 50%; top: -1px; opacity: 1; }
  100% { left: 100%; top: 4px; opacity: 0; }
}

/* 2. Dedup Visualizer */
.dedup-visual {
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 100%;
  padding: 0 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
  gap: 8px;
}
.dedup-visual-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.04);
  padding: 4px 8px;
  border-radius: 4px;
  height: 26px;
}
.dedup-visual-line.blocked {
  border-color: rgba(239, 68, 68, 0.2);
  background: rgba(239, 68, 68, 0.03);
}
.dedup-visual-line.blocked .dedup-status-text {
  color: var(--danger);
  animation: pulseDanger 1.5s infinite;
}
.dedup-visual-line.clean {
  border-color: rgba(22, 163, 74, 0.2);
}
.dedup-visual-line.clean .dedup-status-text {
  color: var(--green);
}
.dedup-status-text {
  font-weight: 700;
}
@keyframes pulseDanger {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* 3. Outage Quick-Kill Waveform */
.outage-visual {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
}
.outage-waveform-container {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 40px;
  width: 120px;
}
.outage-wave-bar {
  flex: 1;
  background: var(--primary);
  border-radius: 1px;
  animation: wavePulsing 1s infinite alternate ease-in-out;
}
.outage-wave-bar:nth-child(2) { animation-delay: 0.1s; }
.outage-wave-bar:nth-child(3) { animation-delay: 0.2s; }
.outage-wave-bar:nth-child(4) { animation-delay: 0.3s; }
.outage-wave-bar:nth-child(5) { animation-delay: 0.4s; }
.outage-wave-bar:nth-child(6) { animation-delay: 0.5s; }
.outage-wave-bar:nth-child(7) { animation-delay: 0.6s; }

.outage-indicator-card {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}
.outage-indicator-status {
  padding: 3px 6px;
  background: var(--green-light);
  border: 1px solid rgba(22,163,74,0.15);
  border-radius: 3px;
  color: var(--green);
  font-weight: 700;
  font-size: 0.5625rem;
}
.outage-indicator-val {
  font-size: 0.6875rem;
  color: #fff;
  font-weight: 600;
}
@keyframes wavePulsing {
  from { height: 10%; }
  to { height: 100%; }
}

/* Outage visualizer hovered crash simulation states */
.feature-card:hover .outage-wave-bar {
  background: var(--danger) !important;
  animation: waveCrashed 0.5s infinite alternate !important;
}
.feature-card:hover .outage-indicator-status {
  background: var(--danger-light) !important;
  border-color: rgba(239,68,68,0.15) !important;
  color: var(--danger) !important;
  content: 'CRASHED';
}
.feature-card:hover .outage-indicator-val {
  color: var(--danger) !important;
}
@keyframes waveCrashed {
  from { height: 5%; }
  to { height: 12%; }
}


/* ---- How It Works (Visual Pipeline Split-Screen) --------- */
.how-container-split {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-top: 48px;
}
.how-steps-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.how-step-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s;
  display: flex;
  gap: 20px;
}
.how-step-btn:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-sm);
}
.how-step-btn.active {
  border-color: var(--primary);
  box-shadow: var(--shadow);
  background: var(--primary-light);
}
.how-step-num {
  font-family: 'Sora', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--ink-3);
  line-height: 1.1;
  transition: color 0.2s;
}
.how-step-btn.active .how-step-num {
  color: var(--primary);
}
.how-step-content {
  flex: 1;
}
.how-step-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
}
.how-step-desc {
  font-size: 0.8125rem;
  color: var(--ink-2);
  line-height: 1.6;
}

/* Simulator viewport */
.how-simulator-viewport {
  background: #090d16;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-xl);
  height: 320px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 12px 32px rgba(9,13,22,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
}
.how-sim-stage {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0; left: 0;
  display: none;
  opacity: 0;
  transition: opacity 0.3s ease;
  flex-direction: column;
  justify-content: center;
  padding: 24px;
}
.how-sim-stage.active {
  display: flex;
  opacity: 1;
}

/* Sim Stage 1 details */
.sim-stage-1-form {
  max-width: 280px;
  margin: 0 auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6875rem;
}
.sim-form-input-row {
  margin-bottom: 12px;
}
.sim-form-label {
  color: rgba(255,255,255,0.4);
  margin-bottom: 4px;
  display: block;
}
.sim-form-input-box {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 4px;
  padding: 8px 12px;
  color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.sim-url-output {
  margin-top: 18px;
  background: rgba(55,48,163,0.12);
  border: 1px solid rgba(55,48,163,0.25);
  border-radius: 4px;
  padding: 10px;
  color: var(--primary-light);
  font-size: 0.625rem;
  line-height: 1.4;
  word-break: break-all;
}

/* Sim Stage 2 details */
.sim-stage-2-interface {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6875rem;
  color: rgba(255,255,255,0.7);
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: 100%;
  justify-content: center;
}
.sim-network-mock {
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 6px;
  background: rgba(255,255,255,0.02);
  padding: 16px;
}
.sim-network-title {
  color: #fff;
  font-weight: 700;
  margin-bottom: 12px;
  font-size: 0.75rem;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding-bottom: 8px;
}
.sim-network-field {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.sim-network-input {
  background: #090d16;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 4px;
  padding: 6px 10px;
  color: var(--primary-light);
  font-size: 0.625rem;
  width: 170px;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

/* Sim Stage 3 details */
.sim-stage-3-flow {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 32px 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
}
.sim-flow-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}
.sim-flow-node {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 8px 12px;
  border-radius: 4px;
  color: #fff;
  z-index: 2;
}
.sim-flow-node.sender { border-color: var(--primary); }
.sim-flow-node.clean-check {
  border-color: var(--green);
  color: var(--green);
}
.sim-flow-endpoints {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.sim-flow-endpoint-node {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 6px 10px;
  border-radius: 3px;
  color: rgba(255,255,255,0.65);
}
.sim-flow-endpoint-node.lit {
  border-color: var(--green);
  color: var(--green);
  box-shadow: 0 0 8px rgba(22,163,74,0.15);
}
.sim-flow-wire {
  position: absolute;
  top: 50%;
  left: 24%;
  width: 48%;
  height: 2px;
  background: rgba(255,255,255,0.05);
  z-index: 1;
}
.sim-flow-animated-dot {
  position: absolute;
  width: 5px;
  height: 5px;
  background: var(--green);
  border-radius: 50%;
  top: -2px;
  left: 0;
  animation: flowLeftToRight 1.5s infinite linear;
}
@keyframes flowLeftToRight {
  0% { left: 0; opacity: 1; }
  100% { left: 100%; opacity: 0; }
}


/* ---- FAQ Database Console Query style -------------------- */
.faq-query-log {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6875rem;
  color: var(--green);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  opacity: 0.85;
}
.faq-query-pulse {
  width: 5px;
  height: 5px;
  background: var(--green);
  border-radius: 50%;
  animation: blink 1s infinite;
}

.sim-stage-code-block {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 6px;
  padding: 14px;
  color: var(--green);
  text-align: left;
  line-height: 1.5;
  width: 280px;
  margin: 0 auto;
}
.sim-stage-code-comment {
  color: rgba(255,255,255,0.35);
  display: block;
  margin-bottom: 4px;
}

/* Responsive configurations */
@media (max-width: 900px) {
  .how-container-split {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .how-simulator-viewport {
    height: 280px;
  }
}
@media (max-width: 560px) {
  .platform-sync-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ---- COMPARISON SECTION ------------------------------------ */
.comparison {
  padding: var(--section-py) 0;
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.comparison-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.comparison-title {
  font-family: 'Sora', sans-serif;
  font-size: 2.25rem;
  color: var(--ink);
  margin-top: 8px;
  margin-bottom: 16px;
}

.comparison-subtitle {
  color: var(--ink-2);
  font-size: 1.1rem;
}

.comparison-table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  background: var(--surface);
  min-width: 800px;
}

.comparison-table th, 
.comparison-table td {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}

.comparison-table th {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  color: var(--ink);
  background: var(--surface-2);
}

.comparison-table td {
  color: var(--ink-2);
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table th.col-highlight,
.comparison-table td.col-highlight {
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
}

.comparison-table td.text-success {
  color: var(--green);
}

.comparison-footnote {
  font-size: 0.8rem;
  color: var(--ink-3);
  margin-top: 12px;
  line-height: 1.5;
  text-align: left;
}

.trademark-disclaimer {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.3);
  margin-top: 24px;
  line-height: 1.6;
  text-align: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 16px;
}

/* ── ZERO TRUST SECTION ────────────────────────────────── */
.zero-trust-section {
  background-color: var(--bg); /* Light grey console bg */
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 0;
}

.zero-trust-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

@media (max-width: 991px) {
  .zero-trust-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* Left Visual */
.zt-visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.zt-toggle-container {
  display: flex;
  background-color: var(--surface-2); /* F3F4F6 */
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 4px;
  align-self: flex-start;
}

.zt-toggle-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: none;
  color: var(--ink-2);
  padding: 8px 16px;
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.zt-toggle-btn.active {
  background-color: var(--surface); /* FFFFFF */
  color: var(--ink);
  box-shadow: 0 1px 3px rgba(18, 19, 26, 0.05);
}

.zt-dot-green, .zt-dot-red {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.zt-dot-green {
  background-color: #10b981;
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.4);
}

.zt-dot-red {
  background-color: #ef4444;
  box-shadow: 0 0 8px rgba(239, 68, 68, 0.4);
}

.zt-diagram-box {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(18, 19, 26, 0.02);
}

.zt-dia-content {
  display: none;
  width: 100%;
}

.zt-dia-content.active {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.zt-flow-group {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  justify-content: center;
}

.zt-node-box {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono, monospace);
  font-size: 0.85rem;
  color: var(--ink);
  box-shadow: 0 2px 6px rgba(18, 19, 26, 0.03);
}

.zt-node-box.secure {
  border-color: rgba(16, 185, 129, 0.3);
  background-color: rgba(16, 185, 129, 0.03);
}

.zt-node-box.warning {
  border-color: rgba(239, 68, 68, 0.3);
  background-color: rgba(239, 68, 68, 0.03);
}

.zt-node-box.api {
  border-color: rgba(59, 130, 246, 0.3);
  background-color: rgba(59, 130, 246, 0.03);
}

.zt-node-box.blocked {
  border-color: rgba(239, 68, 68, 0.3);
  background-color: rgba(239, 68, 68, 0.06);
  color: #ef4444;
}

.zt-connector-flow {
  height: 2px;
  flex-grow: 1;
  max-width: 80px;
  position: relative;
}

.zt-connector-flow.green {
  background: linear-gradient(90deg, #10b981, #3b82f6);
}

.zt-connector-flow.red {
  background: linear-gradient(90deg, #ef4444, #ef4444);
  border-style: dashed;
  border-top: 2px dashed #ef4444;
  height: 0;
}

.zt-status-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 9999px;
  font-family: var(--font-mono, monospace);
}

.zt-status-badge.success {
  background-color: rgba(16, 185, 129, 0.08);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.15);
}

.zt-status-badge.danger {
  background-color: rgba(239, 68, 68, 0.08);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.15);
}

/* Right Info */
.zt-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.zt-pillars {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 24px;
}

.zt-pillar-item {
  display: flex;
  gap: 16px;
  text-align: left;
}

.zt-pillar-icon {
  font-size: 1.25rem;
  line-height: 1.5;
}

.zt-pillar-content h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink);
  margin: 0 0 4px 0;
}

.zt-pillar-content p {
  font-size: 0.85rem;
  color: var(--ink-2);
  margin: 0;
  line-height: 1.5;
}

/* ── UNLOCK AI SECTION ────────────────────────────────── */
.unlock-ai-section {
  background-color: var(--surface); /* White background for alternating pattern */
  padding: 80px 0;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.unlock-ai-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 56px;
}

.unlock-ai-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 16px;
}

.unlock-ai-header h2 span.highlight {
  color: #b45309; /* Deep amber/indigo for "Unlock AI" */
}

.unlock-ai-header p {
  font-size: 1.15rem;
  color: var(--ink-2);
  margin: 0;
}

.unlock-ai-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: 1000px;
  margin: 0 auto 48px;
}

@media (max-width: 991px) {
  .unlock-ai-container {
    flex-direction: column-reverse;
    gap: 40px;
  }
  .unlock-ai-connector {
    transform: rotate(90deg);
    margin: 20px 0;
  }
}

/* Panels */
.unlock-ai-panel {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  width: 100%;
  max-width: 440px;
  min-height: 280px;
  box-shadow: 0 4px 20px rgba(18, 19, 26, 0.03);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Left Panel - Ad Platform Metrics */
.unlock-ai-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.metric-card {
  background-color: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
}

.metric-card.meta { border-color: rgba(59, 130, 246, 0.2); }
.metric-card.google { border-color: rgba(16, 185, 129, 0.2); }
.metric-card.tiktok { border-color: rgba(239, 68, 68, 0.2); }

.metric-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--ink-2);
  display: flex;
  align-items: center;
  gap: 6px;
}

.metric-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--ink);
  font-family: var(--font-mono, monospace);
}

.metric-value.green { color: #059669; }
.metric-value.blue { color: #2563eb; }
.metric-value.yellow { color: #d97706; }

.metric-sub {
  font-size: 0.75rem;
  color: var(--ink-3);
}

/* Right Panel - Integration Source Icons */
.unlock-ai-sources-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  height: 100%;
  align-content: center;
}

.source-icon-box {
  background-color: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: var(--ink-2);
  font-size: 0.8rem;
  transition: all 0.2s ease;
  box-shadow: 0 1px 3px rgba(0,0,0,0.01);
}

.source-icon-box:hover {
  border-color: var(--primary);
  background-color: var(--primary-light);
  color: var(--primary);
  transform: translateY(-2px);
}

/* Middle Connector */
.unlock-ai-connector {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 80px;
  height: 80px;
}

.connector-circle {
  background-color: var(--surface);
  border: 2px solid var(--border);
  border-radius: 50%;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-family: var(--font-mono, monospace);
  font-weight: 700;
  z-index: 10;
  box-shadow: 0 4px 10px rgba(18, 19, 26, 0.05);
}

.connector-line-left, .connector-line-right {
  position: absolute;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  width: 100px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1;
}

.connector-line-left { right: 24px; }
.connector-line-right { left: 24px; }

/* Bottom text & CTAs */
.unlock-ai-footer {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.unlock-ai-desc-text {
  font-size: 1.1rem;
  color: var(--ink-2);
  margin-bottom: 28px;
  line-height: 1.5;
}

.unlock-ai-desc-text span.green { color: #10b981; }

.unlock-ai-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
}