/* ============================================================================
   ShopShield AI — Public pages (editorial light theme)
   Independiente del dark dashboard. Mobile-first responsive real.
   ============================================================================ */

:root {
  --pub-bg: #fefcf3;
  --pub-bg-soft: #faf6e9;
  --pub-paper: #ffffff;
  --pub-ink: #1a1814;
  --pub-ink-soft: #5e5a52;
  --pub-ink-muted: #8a8478;
  --pub-line: #e8e2d2;
  --pub-accent: #c2410c;
  --pub-accent-soft: #fed7aa;
  --pub-link: #1e3a8a;
  --pub-serif: 'Iowan Old Style', 'Apple Garamond', 'Baskerville', 'Times New Roman', Georgia, serif;
  --pub-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --pub-mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
}

body.layout-public-light {
  margin: 0;
  background: var(--pub-bg);
  color: var(--pub-ink);
  font-family: var(--pub-sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
body.layout-public-light a { color: var(--pub-link); text-decoration: none; }
body.layout-public-light a:hover { text-decoration: underline; }

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

/* ============================== NAV ============================== */
.pub-nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(254, 252, 243, 0.92);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border-bottom: 1px solid var(--pub-line);
}
.pub-nav .pub-container {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; gap: 16px;
}
.pub-brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--pub-serif);
  font-weight: 700; font-size: 20px; letter-spacing: -0.01em;
  color: var(--pub-ink);
}
.pub-brand-mark {
  width: 30px; height: 30px; border-radius: 8px;
  background: var(--pub-ink);
  display: grid; place-items: center;
}
.pub-brand-mark svg { width: 16px; height: 16px; color: var(--pub-bg); }
.pub-brand-ai { color: var(--pub-accent); font-style: italic; }

.pub-nav-links { display: flex; gap: 28px; align-items: center; }
.pub-nav-links a {
  color: var(--pub-ink-soft); font-size: 14px; font-weight: 500;
}
.pub-nav-links a:hover { color: var(--pub-ink); text-decoration: none; }
.pub-link-secondary { padding: 8px 14px; border: 1px solid var(--pub-line); border-radius: 8px; }
.pub-btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--pub-ink); color: var(--pub-bg) !important;
  padding: 10px 18px; border-radius: 8px;
  font-weight: 600; font-size: 14px;
  transition: background .15s;
}
.pub-btn:hover { background: var(--pub-accent); text-decoration: none; }

/* Burger menu (mobile) */
.pub-menu-toggle { display: none; }
.pub-burger { display: none; cursor: pointer; padding: 8px; }
.pub-burger span {
  display: block; width: 22px; height: 2px;
  background: var(--pub-ink); margin: 4px 0;
  transition: transform .2s, opacity .2s;
}

@media (max-width: 768px) {
  .pub-burger { display: block; }
  .pub-nav-links {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; gap: 0;
    background: var(--pub-bg);
    border-top: 1px solid var(--pub-line);
    padding: 8px 0;
  }
  .pub-nav-links a {
    padding: 14px 24px; width: 100%;
    border-bottom: 1px solid var(--pub-line);
    font-size: 16px;
  }
  .pub-nav-links a:last-child { border-bottom: 0; }
  .pub-link-secondary, .pub-btn { margin: 8px 24px; text-align: center; }
  .pub-menu-toggle:checked ~ .pub-nav-links { display: flex; }
  .pub-menu-toggle:checked ~ .pub-burger span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .pub-menu-toggle:checked ~ .pub-burger span:nth-child(2) { opacity: 0; }
  .pub-menu-toggle:checked ~ .pub-burger span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
}

/* ============================== HERO ============================== */
.pub-hero {
  padding: 80px 0 60px;
  background: linear-gradient(180deg, var(--pub-bg) 0%, var(--pub-bg-soft) 100%);
  border-bottom: 1px solid var(--pub-line);
  position: relative; overflow: hidden;
}
.pub-hero::before {
  content: ''; position: absolute; top: 0; right: -100px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, var(--pub-accent-soft) 0%, transparent 70%);
  opacity: 0.4; pointer-events: none;
}
.pub-hero-inner { position: relative; max-width: 760px; }
.pub-eyebrow {
  display: inline-block; padding: 4px 12px;
  background: var(--pub-paper); border: 1px solid var(--pub-line);
  border-radius: 999px; font-size: 12px; font-weight: 600;
  color: var(--pub-accent); letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.pub-hero h1 {
  font-family: var(--pub-serif);
  font-size: clamp(36px, 6vw, 60px);
  font-weight: 700; line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
  color: var(--pub-ink);
}
.pub-hero h1 em { font-style: italic; color: var(--pub-accent); }
.pub-hero-sub {
  font-size: clamp(17px, 2.2vw, 21px);
  color: var(--pub-ink-soft); line-height: 1.55;
  margin: 0 0 36px; max-width: 640px;
}
.pub-hero-cta {
  display: flex; gap: 12px; flex-wrap: wrap; align-items: center;
}
.pub-cta-secondary {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 18px;
  color: var(--pub-ink-soft) !important;
  font-weight: 500; font-size: 14px;
}
.pub-cta-secondary:hover { color: var(--pub-ink) !important; }
.pub-hero-trust {
  margin-top: 48px; padding-top: 24px;
  border-top: 1px solid var(--pub-line);
  display: flex; gap: 32px; flex-wrap: wrap;
  font-size: 14px; color: var(--pub-ink-muted);
}
.pub-hero-trust strong { color: var(--pub-ink); font-weight: 700; }

/* ============================== SECTION (numbered) ============================== */
.pub-section { padding: 80px 0; border-bottom: 1px solid var(--pub-line); }
.pub-section-num {
  font-family: var(--pub-mono); font-size: 12px; letter-spacing: 0.1em;
  color: var(--pub-accent); text-transform: uppercase; font-weight: 600;
  margin-bottom: 8px;
}
.pub-section-title {
  font-family: var(--pub-serif);
  font-size: clamp(28px, 4vw, 42px); font-weight: 700;
  letter-spacing: -0.02em; line-height: 1.1;
  margin: 0 0 16px; color: var(--pub-ink);
  max-width: 720px;
}
.pub-section-lead {
  font-size: 18px; color: var(--pub-ink-soft);
  max-width: 660px; margin: 0 0 48px; line-height: 1.65;
}

/* Three column grid */
.pub-cols-3 {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
}
@media (max-width: 900px) { .pub-cols-3 { grid-template-columns: 1fr; gap: 24px; } }

.pub-col h3 {
  font-family: var(--pub-serif); font-weight: 700;
  font-size: 22px; letter-spacing: -0.01em;
  margin: 0 0 12px; color: var(--pub-ink);
}
.pub-col p { color: var(--pub-ink-soft); margin: 0; line-height: 1.65; }

/* Step row (numbered articles) */
.pub-steps { display: flex; flex-direction: column; gap: 64px; max-width: 820px; }
.pub-step { display: grid; grid-template-columns: 80px 1fr; gap: 32px; align-items: start; }
.pub-step-n {
  font-family: var(--pub-serif); font-size: 56px; font-weight: 700;
  line-height: 1; color: var(--pub-accent); letter-spacing: -0.04em;
}
.pub-step h3 {
  font-family: var(--pub-serif); font-size: 24px; font-weight: 700;
  letter-spacing: -0.01em; margin: 0 0 12px; line-height: 1.2;
}
.pub-step p { color: var(--pub-ink-soft); font-size: 16px; line-height: 1.7; margin: 0 0 12px; }
.pub-step code {
  background: var(--pub-paper); border: 1px solid var(--pub-line);
  padding: 2px 8px; border-radius: 4px; font-family: var(--pub-mono);
  font-size: 13px; color: var(--pub-accent);
}
@media (max-width: 640px) {
  .pub-step { grid-template-columns: 1fr; gap: 12px; }
  .pub-step-n { font-size: 40px; }
}

/* Detection list (split) */
.pub-detect-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 64px; }
@media (max-width: 900px) { .pub-detect-grid { grid-template-columns: 1fr; gap: 32px; } }
.pub-detect-list { list-style: none; padding: 0; margin: 0; }
.pub-detect-list li {
  padding: 16px 0; border-bottom: 1px dashed var(--pub-line);
  display: grid; grid-template-columns: 24px 1fr; gap: 14px;
  font-size: 15px; color: var(--pub-ink);
}
.pub-detect-list li::before {
  content: '✓'; color: var(--pub-accent); font-weight: 700; font-size: 18px; line-height: 1.4;
}
.pub-detect-list li strong { display: block; margin-bottom: 4px; }
.pub-detect-list li span { color: var(--pub-ink-soft); font-size: 14px; }

.pub-detect-aside {
  background: var(--pub-paper); border: 1px solid var(--pub-line);
  border-radius: 12px; padding: 28px;
  position: sticky; top: 100px;
}
.pub-detect-aside h4 { font-family: var(--pub-serif); font-size: 20px; margin: 0 0 12px; }
.pub-detect-aside p { color: var(--pub-ink-soft); font-size: 14px; margin: 0 0 16px; line-height: 1.65; }

/* Comparison table */
.pub-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 0 -24px; padding: 0 24px; }
.pub-compare {
  width: 100%; border-collapse: collapse; background: var(--pub-paper);
  border: 1px solid var(--pub-line); border-radius: 12px; overflow: hidden;
  font-size: 14px; min-width: 600px;
}
.pub-compare th, .pub-compare td {
  padding: 16px 20px; text-align: left; border-bottom: 1px solid var(--pub-line);
}
.pub-compare th { background: var(--pub-bg-soft); font-weight: 600; color: var(--pub-ink); font-size: 13px; }
.pub-compare tr:last-child td { border-bottom: 0; }
.pub-compare .pub-cell-good { color: var(--pub-accent); font-weight: 700; }
.pub-compare .pub-cell-bad { color: var(--pub-ink-muted); }
.pub-compare strong { color: var(--pub-ink); }

/* FAQ teaser */
.pub-faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
@media (max-width: 720px) { .pub-faq-grid { grid-template-columns: 1fr; } }
.pub-faq-item { padding: 24px 0; border-bottom: 1px solid var(--pub-line); }
.pub-faq-item:last-child { border-bottom: 0; }
.pub-faq-item h4 { font-family: var(--pub-serif); font-size: 18px; font-weight: 700; margin: 0 0 8px; }
.pub-faq-item p { color: var(--pub-ink-soft); font-size: 15px; margin: 0; line-height: 1.65; }

/* CTA final */
.pub-cta-final {
  padding: 100px 0; text-align: center;
  background: var(--pub-ink); color: var(--pub-bg);
}
.pub-cta-final h2 {
  font-family: var(--pub-serif); font-size: clamp(32px, 5vw, 48px);
  font-weight: 700; letter-spacing: -0.02em; line-height: 1.1;
  margin: 0 0 16px;
}
.pub-cta-final p {
  font-size: 18px; color: rgba(254, 252, 243, 0.7);
  max-width: 540px; margin: 0 auto 32px;
}
.pub-cta-final .pub-btn { background: var(--pub-bg); color: var(--pub-ink) !important; padding: 14px 28px; font-size: 16px; }
.pub-cta-final .pub-btn:hover { background: var(--pub-accent); color: var(--pub-bg) !important; }

/* Footer */
.pub-footer { background: var(--pub-paper); border-top: 1px solid var(--pub-line); padding: 64px 0 32px; }
.pub-footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 48px;
  margin-bottom: 48px;
}
@media (max-width: 720px) { .pub-footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; } }
@media (max-width: 480px) { .pub-footer-grid { grid-template-columns: 1fr; } }
.pub-footer h4 {
  font-family: var(--pub-sans); font-size: 12px;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--pub-ink-muted); margin: 0 0 16px;
}
.pub-footer a {
  display: block; color: var(--pub-ink-soft); font-size: 14px;
  padding: 4px 0;
}
.pub-foot-desc { color: var(--pub-ink-soft); font-size: 14px; margin: 12px 0; line-height: 1.6; }
.pub-foot-bottom {
  padding-top: 24px; border-top: 1px solid var(--pub-line);
  color: var(--pub-ink-muted); font-size: 13px;
}

/* Legal / content pages override */
.layout-public-light .content-wrap {
  background: var(--pub-bg); color: var(--pub-ink);
  padding: 80px 24px; max-width: 760px; margin: 0 auto;
}
.layout-public-light .content-wrap h1 {
  font-family: var(--pub-serif); font-size: clamp(32px, 5vw, 44px);
  font-weight: 700; letter-spacing: -0.02em; line-height: 1.1; margin: 0 0 16px;
}
.layout-public-light .content-wrap h2 {
  font-family: var(--pub-serif); font-size: 24px; margin: 48px 0 16px;
}
.layout-public-light .content-wrap p, .layout-public-light .content-wrap li {
  color: var(--pub-ink-soft); font-size: 16px; line-height: 1.75;
}