/* V3K Landing — sistema de diseño */
:root {
  --color-primary: #1a8fd1;
  --color-primary-dark: #1577b3;
  --color-primary-soft: #e8f4fb;
  --color-success: #10b981;
  --color-success-soft: #d1fae5;
  --color-warning: #f59e0b;
  --color-warning-soft: #fef3c7;
  --color-danger: #ef4444;
  --color-danger-soft: #fee2e2;
  --color-bg: #ffffff;
  --color-bg-soft: #f5f6fa;
  --color-bg-section: #fafbfd;
  --color-text: #1c1e26;
  --color-text-soft: #4a5266;
  --color-muted: #8b92a5;
  --color-border: #e8eaef;
  --color-border-strong: #d1d5dc;
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --font: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
  --max-width: 1200px;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-dark); }
h1, h2, h3, h4 { margin: 0 0 0.5em; line-height: 1.2; color: var(--color-text); }
h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 700; letter-spacing: -0.01em; }
h3 { font-size: 1.15rem; font-weight: 700; }
p { margin: 0 0 1rem; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ============ NAV STICKY ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--color-border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}
.nav-logo { display: flex; align-items: center; gap: 10px; font-weight: 800; color: var(--color-text); font-size: 1.1rem; }
.nav-logo img { height: 32px; width: auto; }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { color: var(--color-text-soft); font-weight: 500; font-size: 0.95rem; }
.nav-links a:hover { color: var(--color-primary); }
.nav-cta {
  background: var(--color-primary);
  color: #fff !important;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
}
.nav-cta:hover { background: var(--color-primary-dark); color: #fff !important; }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--color-text); margin: 4px 0; }

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: transform 0.1s, box-shadow 0.15s, background 0.15s;
  text-decoration: none;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--color-primary); color: #fff !important; box-shadow: var(--shadow); }
.btn-primary:hover { background: var(--color-primary-dark); box-shadow: var(--shadow-lg); color: #fff !important; }
.btn-secondary { background: #fff; color: var(--color-text) !important; border: 1px solid var(--color-border-strong); }
.btn-secondary:hover { background: var(--color-bg-soft); }
.btn-wa { background: #25d366; color: #fff !important; }
.btn-wa:hover { background: #1ebe57; color: #fff !important; }
.btn-lg { padding: 18px 32px; font-size: 1.05rem; }

/* ============ HERO ============ */
.hero {
  padding: 64px 0 80px;
  background: linear-gradient(180deg, var(--color-bg-soft) 0%, #fff 100%);
  border-bottom: 1px solid var(--color-border);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.hero h1 { margin-bottom: 20px; }
.hero h1 .accent { color: var(--color-primary); }
.hero-sub {
  font-size: 1.2rem;
  color: var(--color-text-soft);
  margin-bottom: 28px;
  max-width: 560px;
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-soft);
  box-shadow: var(--shadow-sm);
}
.badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-success);
}
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }

/* Mockup compliance dashboard */
.mockup {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.mockup-header {
  background: #f8fafc;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--color-border);
}
.mockup-dot { width: 10px; height: 10px; border-radius: 50%; background: #d1d5dc; }
.mockup-dot:nth-child(1) { background: #ef4444; }
.mockup-dot:nth-child(2) { background: #f59e0b; }
.mockup-dot:nth-child(3) { background: #10b981; }
.mockup-title { margin-left: 10px; font-size: 0.8rem; color: var(--color-muted); font-weight: 600; }
.mockup-body { padding: 18px; }
.mockup-kpi-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 14px;
}
.mockup-kpi {
  background: var(--color-bg-soft);
  border-radius: var(--radius-sm);
  padding: 12px;
}
.mockup-kpi-label { font-size: 0.7rem; color: var(--color-muted); text-transform: uppercase; letter-spacing: 0.05em; font-weight: 600; }
.mockup-kpi-value { font-size: 1.6rem; font-weight: 800; color: var(--color-text); margin-top: 4px; }
.mockup-kpi-value.green { color: var(--color-success); }
.mockup-kpi-value.amber { color: var(--color-warning); }
.mockup-stages { margin-top: 8px; }
.mockup-stage-row {
  display: grid;
  grid-template-columns: 90px 1fr 40px;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  font-size: 0.78rem;
}
.mockup-stage-label { color: var(--color-text-soft); font-weight: 500; }
.mockup-bar { height: 6px; background: var(--color-bg-soft); border-radius: 99px; overflow: hidden; }
.mockup-bar-fill { height: 100%; border-radius: 99px; }
.mockup-bar-fill.green { background: var(--color-success); }
.mockup-bar-fill.amber { background: var(--color-warning); }
.mockup-bar-fill.red { background: var(--color-danger); }
.mockup-stage-pct { font-weight: 700; color: var(--color-text); font-size: 0.78rem; text-align: right; }

/* ============ CREDIBILIDAD ============ */
.credibility {
  padding: 28px 0;
  border-bottom: 1px solid var(--color-border);
  background: #fff;
}
.cred-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.cred-author {
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: 600px;
}
.cred-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 3px solid var(--color-primary-soft);
  box-shadow: var(--shadow-sm);
}
.cred-text { font-size: 0.95rem; color: var(--color-text-soft); max-width: 480px; margin: 0; }
.cred-text strong { color: var(--color-text); }
.cred-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
  padding: 6px 14px;
  border-radius: var(--radius);
  font-size: 0.82rem;
  font-weight: 600;
}

/* ============ SECTION GENERIC ============ */
section { padding: 80px 0; }
.section-bg-soft { background: var(--color-bg-section); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 48px; }
.section-eyebrow {
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.section-sub { color: var(--color-text-soft); font-size: 1.1rem; }

/* ============ COMPLIANCE CARDS ============ */
.compliance-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.feat-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform 0.15s, box-shadow 0.15s;
}
.feat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.feat-icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary-soft);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--color-primary);
}
.feat-icon svg { width: 24px; height: 24px; }
.feat-card h3 { margin-bottom: 8px; font-size: 1.15rem; }
.feat-card p { color: var(--color-text-soft); font-size: 0.95rem; margin: 0; }
.feat-card ul {
  margin: 12px 0 0;
  padding-left: 0;
  list-style: none;
  font-size: 0.9rem;
  color: var(--color-text-soft);
}
.feat-card ul li {
  padding: 4px 0 4px 22px;
  position: relative;
}
.feat-card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 11px;
  width: 12px;
  height: 6px;
  border-left: 2px solid var(--color-success);
  border-bottom: 2px solid var(--color-success);
  transform: rotate(-45deg);
}

/* ============ TRAZABILIDAD: FLUJO HORIZONTAL ============ */
.flow {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
  margin: 0 0 56px;
  position: relative;
}
.flow-step {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px 12px;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  position: relative;
}
.flow-step .flow-num {
  display: inline-block;
  width: 22px;
  height: 22px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  font-size: 0.7rem;
  line-height: 22px;
  margin-bottom: 8px;
  font-weight: 700;
}
.flow-step::after {
  content: '→';
  position: absolute;
  right: -10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 1rem;
  z-index: 1;
}
.flow-step:last-child::after { display: none; }

/* Modules grid */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.module {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.module-name { font-weight: 700; font-size: 0.95rem; color: var(--color-text); display: flex; align-items: center; gap: 8px; }
.module-name .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
}
.module-desc { font-size: 0.82rem; color: var(--color-text-soft); }

/* ============ PARA QUIÉN ============ */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.audience {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 26px 22px;
  transition: transform 0.15s, box-shadow 0.15s;
}
.audience:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--color-primary); }
.audience-icon {
  width: 40px;
  height: 40px;
  background: var(--color-primary-soft);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: 14px;
}
.audience-icon svg { width: 22px; height: 22px; }
.audience h3 { font-size: 1.05rem; margin-bottom: 12px; }
.audience-section {
  font-size: 0.85rem;
  color: var(--color-muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 14px 0 4px;
}
.audience-section:first-of-type { margin-top: 0; }
.audience p { color: var(--color-text-soft); font-size: 0.9rem; margin: 0; }

/* ============ CÓMO SE VE — Mockups embebidos ============ */
.preview-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 18px;
}
.preview {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.preview-header {
  background: #f8fafc;
  padding: 10px 14px;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.preview-tag {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 700;
}
.preview-body { padding: 16px; font-size: 0.85rem; }

/* Lote table */
.preview-row {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 8px;
  padding: 7px 0;
  border-bottom: 1px dashed var(--color-border);
  font-size: 0.82rem;
}
.preview-row:last-child { border-bottom: none; }
.preview-row-label { color: var(--color-muted); font-weight: 500; }
.preview-row-value { color: var(--color-text); font-weight: 600; font-family: 'Consolas', 'Courier New', monospace; font-size: 0.78rem; }
.tag-status {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 99px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.tag-status.released { background: var(--color-success-soft); color: #047857; }
.tag-status.quarantine { background: var(--color-warning-soft); color: #92400e; }

/* RPCCI log */
.rpcci-event {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--color-border);
}
.rpcci-event:last-child { border-bottom: none; }
.rpcci-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-top: 6px;
  flex-shrink: 0;
}
.rpcci-dot.ok { background: var(--color-success); }
.rpcci-dot.pending { background: var(--color-warning); }
.rpcci-dot.sent { background: var(--color-primary); }
.rpcci-info { flex: 1; min-width: 0; }
.rpcci-info-type { font-weight: 700; font-size: 0.82rem; color: var(--color-text); }
.rpcci-info-meta { font-size: 0.72rem; color: var(--color-muted); margin-top: 2px; font-family: 'Consolas', 'Courier New', monospace; }

/* ============ FAQ ============ */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 10px;
  overflow: hidden;
  transition: border-color 0.15s;
}
.faq-item[open] { border-color: var(--color-primary); }
.faq-q {
  padding: 18px 22px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  list-style: none;
  color: var(--color-text);
}
.faq-q::-webkit-details-marker { display: none; }
.faq-q::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--color-primary);
  font-weight: 400;
  transition: transform 0.15s;
}
.faq-item[open] .faq-q::after { transform: rotate(45deg); }
.faq-a {
  padding: 0 22px 20px;
  color: var(--color-text-soft);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ============ CTA FINAL ============ */
.cta-final {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  text-align: center;
  padding: 80px 0;
}
.cta-final h2 { color: #fff; margin-bottom: 14px; }
.cta-final p { color: rgba(255, 255, 255, 0.9); font-size: 1.15rem; margin-bottom: 32px; }
.cta-final .btn-wa { box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25); }
.cta-final-meta {
  margin-top: 28px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.85);
}
.cta-final-meta a { color: #fff; text-decoration: underline; }

/* ============ FOOTER ============ */
.footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 40px 0 28px;
  font-size: 0.9rem;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}
.footer-logo { display: flex; align-items: center; gap: 12px; color: #fff; font-weight: 700; }
.footer-logo img { height: 36px; width: auto; }
.footer-disclaimer { max-width: 540px; font-size: 0.82rem; line-height: 1.5; }
.footer-bottom {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid #1e293b;
  font-size: 0.8rem;
  color: #64748b;
  text-align: center;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 960px) {
  .hero { padding: 48px 0 64px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-sub { max-width: none; }
  .compliance-grid { grid-template-columns: 1fr 1fr; }
  .modules-grid { grid-template-columns: repeat(3, 1fr); }
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
  .preview-grid { grid-template-columns: 1fr 1fr; }
  .preview:nth-child(3) { grid-column: span 2; }
  .flow { grid-template-columns: repeat(4, 1fr); }
  .flow-step:nth-child(4)::after,
  .flow-step:nth-child(7)::after { display: none; }
}

@media (max-width: 640px) {
  .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; flex-direction: column; padding: 16px 24px; gap: 16px; border-bottom: 1px solid var(--color-border); box-shadow: var(--shadow); }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  section { padding: 56px 0; }
  .compliance-grid { grid-template-columns: 1fr; }
  .modules-grid { grid-template-columns: 1fr 1fr; }
  .audience-grid { grid-template-columns: 1fr; }
  .preview-grid { grid-template-columns: 1fr; }
  .preview:nth-child(3) { grid-column: auto; }
  .flow { grid-template-columns: 1fr 1fr; gap: 10px; }
  .flow-step::after { display: none; }
  .hero-ctas { flex-direction: column; align-items: stretch; }
  .hero-ctas .btn { justify-content: center; }
  .cred-inner { flex-direction: column; align-items: flex-start; }
  .cta-final { padding: 56px 0; }
  .cta-final p { font-size: 1rem; }
}