/* ============================================
   AI Ad Society™ — Shared Styles
   ============================================ */

:root {
  --bg: #08090b;
  --bg-elevated: #101114;
  --bg-card: #141519;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text-primary: #f5f7fa;
  --text-secondary: #9aa3af;
  --text-muted: #6b7280;
  --blue-1: #22c7ff;
  --blue-2: #2e7bff;
  --gradient: linear-gradient(135deg, #22c7ff 0%, #2e7bff 100%);
  --gradient-text: linear-gradient(135deg, #6fe1ff 0%, #5a9bff 100%);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --max-width: 1120px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  position: relative;
  padding: 96px 0;
}

@media (max-width: 640px) {
  section {
    padding: 64px 0;
  }
}

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue-1);
  margin-bottom: 16px;
}

h1, h2, h3, h4 {
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(1.9rem, 3.6vw, 2.75rem);
  margin-bottom: 16px;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.section-head {
  max-width: 640px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-head p {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

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

p {
  color: var(--text-secondary);
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 32px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient);
  color: #04070c;
  box-shadow: 0 8px 30px rgba(46, 123, 255, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(46, 123, 255, 0.5);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
}

.btn-ghost:hover {
  border-color: var(--blue-1);
}

.btn-block {
  width: 100%;
}

/* ---------- Nav ---------- */

header.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8, 9, 11, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

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

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.15s ease;
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

@media (max-width: 860px) {
  .nav-links {
    display: none;
  }
  .nav-toggle {
    display: block;
  }
}

/* ---------- Hero ---------- */

.hero {
  padding: 120px 0 100px;
  text-align: center;
  position: relative;
}

.hero::before {
  content: "";
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(34, 199, 255, 0.18) 0%, rgba(46, 123, 255, 0.08) 45%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.hero .wrap {
  max-width: 780px;
}

.hero h1 {
  margin-bottom: 22px;
}

.hero .lede {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 36px;
}

.hero-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.hero-cta .disclosure {
  font-size: 0.85rem;
  color: var(--text-muted);
  max-width: 420px;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 64px;
  flex-wrap: wrap;
}

.hero-stats div {
  text-align: center;
}

.hero-stats strong {
  display: block;
  font-size: 1.8rem;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-stats span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---------- Pain / Problem ---------- */

.problem {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  align-items: center;
}

.problem-grid p {
  font-size: 1.1rem;
}

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.problem-card .stat {
  font-size: 2.4rem;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 6px;
}

.problem-card .stat-label {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 24px;
  display: block;
}

@media (max-width: 760px) {
  .problem-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- Cards / Grid (What's inside) ---------- */

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 900px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .card-grid {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.card:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
}

.card .icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--gradient);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 800;
  color: #04070c;
}

.card p {
  font-size: 0.95rem;
}

.card.optional {
  border-style: dashed;
  border-color: var(--border-strong);
}

.tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--blue-1);
  border: 1px solid rgba(34, 199, 255, 0.3);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}

/* ---------- How it works ---------- */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  counter-reset: step;
}

@media (max-width: 760px) {
  .steps {
    grid-template-columns: 1fr;
  }
}

.step {
  position: relative;
  padding-left: 8px;
}

.step .num {
  font-size: 2.5rem;
  font-weight: 800;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--blue-1);
  margin-bottom: 12px;
  display: block;
}

/* ---------- Who it's for ---------- */

.audience-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 760px;
  margin: 0 auto;
}

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

.audience-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
}

.audience-item .check {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--gradient);
  color: #04070c;
  font-size: 13px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}

.audience-item p {
  color: var(--text-primary);
  font-size: 0.95rem;
}

.not-for {
  text-align: center;
  margin-top: 32px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ---------- Pricing ---------- */

.pricing {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.pricing-card {
  max-width: 520px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.pricing-card::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 1px;
  border-radius: var(--radius-lg);
  background: var(--gradient);
  opacity: 0.35;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.price-tag {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 6px;
  margin: 20px 0 6px;
}

.price-tag .amount {
  font-size: 4rem;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.price-tag .period {
  color: var(--text-muted);
  font-size: 1rem;
}

.price-then {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 28px;
}

.price-then strong {
  color: var(--text-primary);
}

.pricing-features {
  text-align: left;
  margin: 28px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pricing-features li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.pricing-features li b {
  color: var(--blue-1);
}

.disclosure-box {
  margin-top: 28px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px;
  font-size: 0.82rem;
  color: var(--text-muted);
  text-align: left;
  line-height: 1.65;
}

.disclosure-box strong {
  color: var(--text-secondary);
}

/* ---------- FAQ ---------- */

.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  padding: 20px 24px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-family: var(--font);
}

.faq-question .plus {
  flex-shrink: 0;
  color: var(--blue-1);
  font-size: 1.3rem;
  transition: transform 0.2s ease;
}

.faq-item.open .faq-question .plus {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease, padding 0.25s ease;
  padding: 0 24px;
}

.faq-answer p {
  font-size: 0.95rem;
  padding-bottom: 20px;
}

.faq-item.open .faq-answer {
  max-height: 400px;
}

/* ---------- Final CTA ---------- */

.final-cta {
  text-align: center;
}

.final-cta h2 {
  max-width: 620px;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Footer ---------- */

footer.site-footer {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  padding: 56px 0 32px;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.footer-brand p {
  max-width: 320px;
  font-size: 0.88rem;
  margin-top: 12px;
}

.footer-cols {
  display: flex;
  gap: 64px;
  flex-wrap: wrap;
}

.footer-col h4 {
  font-size: 0.85rem;
  color: var(--text-primary);
  margin-bottom: 14px;
}

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

.footer-col a {
  color: var(--text-secondary);
  font-size: 0.88rem;
  transition: color 0.15s ease;
}

.footer-col a:hover {
  color: var(--blue-1);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--text-muted);
  font-size: 0.8rem;
  line-height: 1.7;
}

.footer-bottom .legal-entity {
  max-width: 640px;
}

/* ---------- Legal pages ---------- */

.legal-page {
  padding: 72px 0 100px;
}

.legal-page .wrap {
  max-width: 780px;
}

.legal-page h1 {
  font-size: clamp(2rem, 4vw, 2.6rem);
  margin-bottom: 8px;
}

.legal-page .updated {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 40px;
}

.legal-page h2 {
  font-size: 1.35rem;
  margin-top: 40px;
  margin-bottom: 12px;
}

.legal-page p, .legal-page li {
  color: var(--text-secondary);
  font-size: 0.98rem;
  margin-bottom: 14px;
}

.legal-page ul {
  padding-left: 20px;
  list-style: disc;
}

.legal-page a {
  color: var(--blue-1);
  text-decoration: underline;
}

.legal-page strong {
  color: var(--text-primary);
}

.callout {
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-left: 3px solid var(--blue-1);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  margin: 24px 0;
}

.callout p:last-child {
  margin-bottom: 0;
}