/* AIAgentChooser.com — Design System (Dark Theme, based on ForAIThings template) */
@import url("homepage.css");

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

:root {
  --deep-blue:    #020c1b;
  --blue-mid:     #0a1929;
  --blue-light:   #112240;
  --ice:          #e6f1ff;
  --frost:        #a8c7fa;
  --white:        #ffffff;
  --muted:        #8892b0;
  --accent:       #6366f1;
  --accent-hov:   #4f46e5;
  --accent-warm:  #f59e0b;
  --text:         #ccd6f6;
  --border:       rgba(255,255,255,0.08);
  --font:         -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--deep-blue);
  color: var(--text);
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Nav ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(2, 12, 27, 0.95);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.nav-logo {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--white);
  text-decoration: none;
}

.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}

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

/* ── Article / comparison pages ── */
.article-header {
  padding: 80px 0 40px;
  text-align: center;
  background: linear-gradient(180deg, var(--deep-blue) 0%, var(--blue-mid) 100%);
}

.section-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.article-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--white);
  max-width: 800px;
  margin: 0 auto 16px;
}

.article-meta {
  font-size: 0.85rem;
  color: var(--muted);
}

.article-body {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.article-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  margin: 40px 0 16px;
}

.article-body h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--frost);
  margin: 32px 0 12px;
}

.article-body p {
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 16px;
  line-height: 1.75;
}

.article-body ul, .article-body ol {
  margin: 0 0 20px 24px;
  color: var(--text);
}

.article-body li {
  margin-bottom: 8px;
  line-height: 1.65;
}

.article-body strong {
  color: var(--white);
  font-weight: 700;
}

.article-body a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.article-body a:hover {
  color: var(--accent-hov);
  border-bottom-color: var(--accent);
}

/* Product boxes */
.product-box {
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 10px;
  padding: 24px;
  margin: 24px 0;
}

.product-box h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.product-box p {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 8px;
}

.product-box .price {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  margin-top: 8px;
}

.affiliate-btn {
  display: inline-block;
  background: var(--accent);
  color: var(--white);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 20px;
  border-radius: 6px;
  margin-top: 12px;
  transition: background 0.2s;
}

.affiliate-btn:hover {
  background: var(--accent-hov);
  color: var(--white);
  border-bottom: none;
}

/* Our Pick callout */
.our-pick {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(245, 158, 11, 0.08));
  border: 2px solid var(--accent);
  border-radius: 12px;
  padding: 24px 28px;
  margin: 32px 0;
}

.our-pick-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-warm);
  background: rgba(245, 158, 11, 0.15);
  padding: 4px 10px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.our-pick h3 {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--white);
  margin: 0 0 10px;
}

.our-pick p {
  color: var(--text);
  margin-bottom: 0;
}

/* Tables */
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.9rem;
}

.article-body th {
  background: rgba(99, 102, 241, 0.12);
  color: var(--white);
  font-weight: 700;
  text-align: left;
  padding: 12px 16px;
  border: 1px solid var(--border);
}

.article-body td {
  padding: 12px 16px;
  border: 1px solid var(--border);
  color: var(--text);
}

.article-body tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.02);
}

/* Footer */
footer {
  background: var(--blue-mid);
  border-top: 1px solid var(--border);
  padding: 48px 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  text-align: left;
  margin-bottom: 32px;
}

.footer-brand .logo {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 10px;
}

.footer-brand .logo span { color: var(--accent); }

.footer-brand p {
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.5;
}

.footer-col h5 {
  color: var(--frost);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
}

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

.footer-col li { margin-bottom: 8px; }

.footer-col a {
  color: var(--muted);
  font-size: 0.85rem;
  text-decoration: none;
  transition: color 0.2s;
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 20px;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--muted);
  opacity: 0.7;
}

/* ── Mobile ── */
@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .nav-inner { padding: 16px 20px; position: relative; }
  .nav-links { display: none; }
  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 44px;
    height: 44px;
    padding: 12px 10px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    flex-shrink: 0;
  }
  .nav-toggle span {
    display: block;
    height: 2px;
    background: var(--muted);
    border-radius: 2px;
  }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(2, 12, 27, 0.98);
    border-bottom: 1px solid var(--border);
    padding: 8px 0;
    z-index: 200;
    list-style: none;
  }
  .nav-links.open a {
    display: block;
    padding: 14px 24px;
    font-size: 1rem;
    color: var(--muted);
    min-height: 44px;
    line-height: 1.5;
  }
  .nav-links.open a:hover { color: var(--white); }
  .article-header { padding: 60px 0 32px; }
  .article-body { padding: 32px 20px 60px; }
  .article-body h2 { font-size: 1.3rem; margin: 32px 0 12px; }
  .article-body h3 { font-size: 1.1rem; margin: 24px 0 10px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
}

@media (min-width: 769px) {
  .nav-toggle { display: none; }
}

/* Quick answer AEO box */
.quick-answer {
  background: rgba(99, 102, 241, 0.08);
  border-left: 4px solid var(--accent);
  padding: 1.25rem 1.5rem;
  margin: 1.75rem 0;
  border-radius: 0 8px 8px 0;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--ice);
}