/* AI Income Circuit — aiincomecircuit.one */
:root {
  --cobalt: #2563EB;
  --lime: #84CC16;
  --slate: #F1F5F9;
  --ink: #0F172A;
  --soft: #EFF6FF;
  --cobalt-dark: #1D4ED8;
  --grid-line: rgba(15, 23, 42, 0.1);
  --font-display: "Sora", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --max-width: 72rem;
  --transition: 0.35s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--slate);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: currentColor;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: color var(--transition);
}

a:hover { color: var(--cobalt); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.2;
  font-weight: 600;
  margin-top: 0;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); margin-bottom: 1rem; }
h3 { font-size: 1.35rem; margin-bottom: 0.75rem; }

p { margin: 0 0 1rem; }

ul, ol { margin: 0 0 1rem; padding-left: 1.35rem; }

/* Surfaces */
.surface-dark {
  background: var(--cobalt);
  color: var(--slate);
}

.surface-light {
  background: var(--slate);
  color: var(--ink);
}

.surface-accent {
  background: var(--lime);
  color: var(--ink);
}

.surface-soft {
  background: var(--soft);
  color: var(--ink);
}

/* Circuit grid pattern */
.circuit-bg {
  background-image:
    radial-gradient(circle at 1px 1px, rgba(37, 99, 235, 0.12) 1px, transparent 0);
  background-size: 2.5rem 2.5rem;
}

.surface-dark.circuit-bg {
  background-image:
    radial-gradient(circle at 1px 1px, rgba(132, 204, 22, 0.15) 1px, transparent 0);
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  padding: 0.75rem 1.25rem;
  background: var(--lime);
  color: var(--ink);
  font-weight: 600;
  text-decoration: none;
}

.skip-link:focus { top: 1rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(241, 245, 249, 0.15);
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header--transparent {
  position: fixed;
  left: 0;
  right: 0;
  background: transparent;
  border-bottom-color: transparent;
}

.site-header--transparent.is-scrolled {
  position: sticky;
  background: rgba(37, 99, 235, 0.97);
  border-bottom-color: rgba(241, 245, 249, 0.15);
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.2);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}

.logo-mark {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.logo-tagline {
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  opacity: 0.85;
  max-width: 22rem;
}

.main-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
}

.main-nav a {
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.35rem 0;
  border-bottom: 2px solid transparent;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  border-bottom-color: var(--lime);
  color: inherit;
}

.nav-toggle {
  display: none;
  background: none;
  border: 2px solid currentColor;
  padding: 0.4rem 0.65rem;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: inherit;
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    padding: 1rem 1.5rem;
    background: var(--cobalt);
    border-bottom: 1px solid rgba(241, 245, 249, 0.15);
  }
  .site-header--transparent .main-nav { background: var(--cobalt); }
  .main-nav.is-open { display: block; }
  .main-nav ul { flex-direction: column; }
  .site-header:not(.site-header--transparent) { position: relative; }
}

/* Hero Pattern B — Full-bleed Cinematic */
.hero-cinematic {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-cinematic__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-cinematic__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-cinematic__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    to top,
    rgba(15, 23, 42, 0.92) 0%,
    rgba(15, 23, 42, 0.55) 45%,
    rgba(37, 99, 235, 0.25) 100%
  );
}

.hero-cinematic__badge {
  position: absolute;
  top: 5.5rem;
  right: clamp(1rem, 4vw, 2.5rem);
  z-index: 3;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
  padding: 0.5rem 0.85rem;
  background: rgba(132, 204, 22, 0.95);
  color: var(--ink);
  border: 1px solid rgba(15, 23, 42, 0.15);
}

.hero-cinematic__content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 6rem 1.5rem 4rem;
  color: var(--slate);
}

.hero-cinematic__content .node-label {
  color: var(--lime);
}

.hero-cinematic h1 {
  max-width: 18ch;
  margin-bottom: 1.25rem;
}

.hero-lead {
  font-size: 1.15rem;
  max-width: 42ch;
  margin-bottom: 2rem;
  opacity: 0.95;
}

/* Node / Link labels */
.node-label,
.link-label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 0.65rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.node-label::before,
.link-label::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 2px rgba(132, 204, 22, 0.35);
}

.link-label::before {
  border-radius: 2px;
  background: var(--cobalt);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.35);
}

.surface-light .node-label::before { background: var(--cobalt); box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.25); }

/* Circuit diagram strip */
.circuit-diagram {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0;
  margin: 1.5rem 0 2rem;
}

.circuit-node {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 4.5rem;
  padding: 0.45rem 0.75rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 2px solid var(--lime);
  border-radius: 999px;
  background: rgba(132, 204, 22, 0.12);
}

.circuit-connector {
  flex: 0 0 2rem;
  height: 2px;
  background: linear-gradient(90deg, var(--lime), var(--cobalt));
  position: relative;
}

.circuit-connector::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: var(--cobalt);
}

.surface-dark .circuit-node {
  background: rgba(15, 23, 42, 0.35);
  color: var(--slate);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.btn-primary {
  background: var(--lime);
  color: var(--ink);
  border-color: var(--lime);
}

.btn-primary:hover {
  background: var(--slate);
  color: var(--ink);
  border-color: var(--slate);
}

.btn-outline {
  background: transparent;
  color: inherit;
  border-color: currentColor;
}

.btn-outline:hover {
  background: var(--lime);
  color: var(--ink);
  border-color: var(--lime);
}

.surface-accent .btn-outline:hover {
  background: var(--ink);
  color: var(--lime);
  border-color: var(--ink);
}

/* Module cards */
.module-card {
  border: 1px solid var(--grid-line);
  padding: 1.75rem;
  position: relative;
  background: #fff;
}

.surface-dark .module-card {
  background: rgba(15, 23, 42, 0.25);
  border-color: rgba(241, 245, 249, 0.15);
  color: var(--slate);
}

.module-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--lime), var(--cobalt));
}

/* Layout sections */
.section {
  padding: 4rem 1.5rem;
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-header {
  margin-bottom: 2.5rem;
  max-width: 42rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

@media (max-width: 768px) {
  .two-col { grid-template-columns: 1fr; }
  .hero-cinematic__badge { top: 4.5rem; font-size: 0.6rem; }
}

/* Page hero (inner pages) */
.page-hero {
  padding: 3.5rem 1.5rem 2.5rem;
  border-bottom: 1px solid var(--grid-line);
}

.page-hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.page-hero h1 { margin-bottom: 0.75rem; }

.breadcrumb {
  font-size: 0.85rem;
  margin-bottom: 1rem;
  opacity: 0.8;
}

.breadcrumb a { text-decoration: none; }

/* FAQ */
.faq-list { list-style: none; padding: 0; margin: 0; }

.faq-item {
  border-bottom: 1px solid var(--grid-line);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1.25rem 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: inherit;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.faq-question::after {
  content: "+";
  font-family: var(--font-body);
  font-size: 1.25rem;
  flex-shrink: 0;
  color: var(--cobalt);
}

.faq-item.is-open .faq-question::after { content: "−"; }

.faq-answer {
  padding: 0 0 1.25rem;
  display: none;
}

.faq-item.is-open .faq-answer { display: block; }

/* Forms */
.form-surface {
  background: #fff;
  color: var(--ink);
  padding: 2rem;
  border: 1px solid var(--grid-line);
}

.form-group { margin-bottom: 1.25rem; }

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.4rem;
  font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid var(--grid-line);
  background: var(--slate);
  color: var(--ink);
}

.form-group textarea { min-height: 140px; resize: vertical; }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: 2px solid var(--cobalt);
  outline-offset: 1px;
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.92rem;
}

.form-check input { width: auto; margin-top: 0.25rem; }

.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  overflow: hidden;
}

.form-error {
  color: #b91c1c;
  font-size: 0.9rem;
  margin-top: 0.35rem;
}

/* Contact info block */
.contact-block {
  padding: 1.5rem;
  border-left: 3px solid var(--lime);
  background: var(--soft);
}

.contact-block dt {
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 1rem;
}

.contact-block dt:first-child { margin-top: 0; }

.contact-block dd {
  margin: 0.25rem 0 0;
}

/* Footer */
.site-footer {
  padding: 3rem 1.5rem 2rem;
  border-top: 1px solid rgba(241, 245, 249, 0.15);
  font-size: 0.92rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; }
}

.footer-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav li { margin-bottom: 0.4rem; }

.footer-nav a { text-decoration: none; }

.footer-disclaimer {
  font-size: 0.82rem;
  opacity: 0.85;
  border-top: 1px solid rgba(241, 245, 249, 0.15);
  padding-top: 1.5rem;
  margin-top: 1rem;
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  margin-top: 1rem;
  font-size: 0.82rem;
  opacity: 0.75;
}

/* Legal prose */
.legal-content h2 {
  margin-top: 2rem;
  font-size: 1.35rem;
}

.legal-content h3 {
  margin-top: 1.5rem;
  font-size: 1.1rem;
}

.legal-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.95rem;
}

.legal-content th,
.legal-content td {
  border: 1px solid var(--grid-line);
  padding: 0.65rem 0.85rem;
  text-align: left;
}

.legal-content th { background: var(--soft); }

/* 404 */
.error-page {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3rem 1.5rem;
}

.error-code {
  font-family: var(--font-display);
  font-size: 5rem;
  color: var(--cobalt);
  line-height: 1;
  margin-bottom: 0.5rem;
}

/* Thanks page */
.thanks-box {
  max-width: 32rem;
  margin: 4rem auto;
  padding: 2.5rem;
  text-align: center;
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.25rem 1.5rem;
  border-top: 2px solid var(--lime);
  box-shadow: 0 -4px 24px rgba(15, 23, 42, 0.15);
}

.cookie-banner[hidden] { display: none !important; }

.cookie-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
}

.cookie-text { flex: 1; min-width: 220px; font-size: 0.92rem; }

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.cookie-actions .btn {
  padding: 0.55rem 1.1rem;
  font-size: 0.85rem;
}

.cookie-panel {
  width: 100%;
  padding-top: 1rem;
  border-top: 1px solid rgba(241, 245, 249, 0.15);
  margin-top: 0.5rem;
}

.cookie-panel[hidden] { display: none !important; }

.cookie-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

/* Reveal animation */
.js .reveal {
  opacity: 0;
  transform: translateY(1.25rem);
  transition: transform 0.6s ease, opacity 0.6s ease;
}

.js .reveal.is-visible {
  transform: translateY(0);
  opacity: 1;
}

/* Program detail */
.program-card h3 { margin-bottom: 0.5rem; }

.program-meta {
  font-size: 0.85rem;
  opacity: 0.8;
  margin-bottom: 0.75rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}

.tag-list li {
  font-size: 0.75rem;
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--grid-line);
  letter-spacing: 0.04em;
  background: var(--soft);
}

.stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin: 2rem 0;
}

.stat-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--cobalt);
}

.stat-item span {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.prose-wide { max-width: 48rem; }
.prose-full { max-width: none; }