/* SmartAudit — Estilos de la Landing Page Oficial
   Identidad visual: Azul cian / cobalto industrial (#0284c7, #38bdf8), fondo oscuro con volumen 3D
*/
:root {
  --bg: #060e1e;
  --bg-card: #0c182f;
  --bg-card-alt: #132446;
  --line: #1e355f;
  --line-light: #2b4980;
  --text: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --audit-blue: #38bdf8;
  --audit-navy: #0284c7;
  --audit-accent: #0ea5e9;
  --audit-glow: rgba(56, 189, 248, 0.35);

  --radius: 24px;
  --nav-h: 68px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 12px);
  -webkit-text-size-adjust: 100%;
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text);
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 70% 40% at 50% -10%, rgba(56, 189, 248, 0.18), transparent),
    radial-gradient(circle 500px at 15% 40%, rgba(2, 132, 199, 0.1), transparent),
    radial-gradient(circle 500px at 85% 65%, rgba(14, 165, 233, 0.08), transparent);
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  line-height: 1.6;
}

a {
  color: inherit;
}

.skip {
  position: absolute;
  top: -999px;
  left: 20px;
  background: var(--audit-blue);
  color: #021226;
  padding: 8px 16px;
  border-radius: 8px;
  font-weight: 700;
  z-index: 999;
}
.skip:focus {
  top: 20px;
}

.wrap {
  width: min(1160px, 100% - 32px);
  margin-inline: auto;
}

.wrap--narrow {
  width: min(840px, 100% - 32px);
  margin-inline: auto;
}

.grad-audit {
  background: linear-gradient(135deg, #38bdf8 0%, #0ea5e9 50%, #7dd3fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.35);
  color: var(--audit-blue);
  margin-bottom: 14px;
}

/* ───────── Tarjetas con Volumen 3D ───────── */
.card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--bg-card-alt), var(--bg-card));
  border: 1px solid var(--line);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transition: transform 0.25s cubic-bezier(0.2, 0, 0, 1), border-color 0.25s, box-shadow 0.25s;
}
.card::after {
  content: '';
  position: absolute;
  right: -30px;
  top: -30px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
  pointer-events: none;
}
.card > * {
  position: relative;
  z-index: 1;
}

/* ───────── Botones 3D Audit ───────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 24px;
  border: 0;
  border-radius: 16px;
  font-weight: 800;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.12s, box-shadow 0.12s, background 0.2s;
  -webkit-tap-highlight-color: transparent;
}
.btn--lg {
  min-height: 56px;
  padding: 16px 32px;
  font-size: 1.05rem;
  border-radius: 18px;
}
.btn--sm {
  min-height: 40px;
  padding: 8px 18px;
  font-size: 0.85rem;
  border-radius: 14px;
}
.btn--block {
  width: 100%;
}
.btn--primary {
  color: #021226;
  background: linear-gradient(135deg, #38bdf8 0%, #0284c7 100%);
  box-shadow: 0 5px 0 #0369a1, 0 14px 28px rgba(2, 132, 199, 0.35);
}
.btn--primary:hover {
  background: linear-gradient(135deg, #7dd3fc 0%, #0ea5e9 100%);
  box-shadow: 0 5px 0 #0369a1, 0 18px 36px rgba(56, 189, 248, 0.5);
}
.btn--primary:active {
  transform: translateY(3px);
  box-shadow: 0 2px 0 #0369a1;
}
.btn--glass {
  color: #fff;
  background: linear-gradient(160deg, var(--bg-card-alt), var(--bg-card));
  border: 1px solid var(--line);
  box-shadow: 0 4px 0 rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}
.btn--glass:hover {
  border-color: var(--audit-blue);
  color: var(--audit-blue);
}
.btn--glass:active {
  transform: translateY(2px);
  box-shadow: 0 2px 0 rgba(0, 0, 0, 0.4);
}

/* ───────── Barra de Navegación ───────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(6, 14, 30, 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(30, 53, 95, 0.6);
  transition: background 0.3s;
}
.nav__inner {
  width: min(1160px, 100% - 32px);
  height: 100%;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -0.5px;
}
.nav__brand span b {
  color: var(--audit-blue);
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 24px;
}
.nav__links a {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.nav__links a:hover {
  color: #fff;
}
.nav__burger {
  display: none;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 6px;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}
.nav__burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
}

@media (max-width: 900px) {
  .nav__burger { display: flex; }
  .nav__links {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: #060e1e;
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    padding: 24px;
    gap: 18px;
    display: none;
  }
  .nav__links.is-open { display: flex; }
}

/* ───────── Hero ───────── */
.hero {
  padding: 70px 0 50px;
}
.hero__grid {
  width: min(1160px, 100% - 32px);
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}
.hero__title {
  font-size: clamp(2.2rem, 4.2vw, 3.4rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.8px;
  margin-bottom: 18px;
}
.hero__sub {
  font-size: clamp(0.95rem, 1.4vw, 1.1rem);
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 28px;
  max-width: 580px;
}
.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 30px;
}
.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.badge-pill {
  font-size: 0.78rem;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(14, 165, 233, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.25);
  color: #bae6fd;
}

/* Mockup de Auditoría */
.audit-mockup {
  position: relative;
}
.audit-card {
  padding: 24px;
  border-radius: 24px;
  background: linear-gradient(160deg, #132446, #0c182f);
  border: 1px solid rgba(56, 189, 248, 0.4);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.6), 0 0 40px rgba(56, 189, 248, 0.15);
}
.audit-card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--line);
  padding-bottom: 14px;
  margin-bottom: 16px;
}
.audit-card__badge {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--audit-blue);
  letter-spacing: 0.5px;
}
.audit-card__items {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.audit-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  border-radius: 12px;
  background: rgba(6, 14, 30, 0.6);
  border: 1px solid var(--line);
  font-size: 0.82rem;
}
.audit-row b {
  color: #fff;
}
.audit-pill {
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
}
.audit-pill--nc-major {
  background: rgba(239, 68, 68, 0.2);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.4);
}
.audit-pill--nc-minor {
  background: rgba(245, 158, 11, 0.2);
  color: #fcd34d;
  border: 1px solid rgba(245, 158, 11, 0.4);
}
.audit-pill--ok {
  background: rgba(16, 185, 129, 0.2);
  color: #6ee7b7;
  border: 1px solid rgba(16, 185, 129, 0.4);
}

@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; }
}

/* ───────── Secciones Genéricas ───────── */
.sec {
  padding: 80px 0;
}
.sec--alt {
  background: rgba(8, 18, 38, 0.5);
  border-top: 1px solid rgba(30, 53, 95, 0.4);
  border-bottom: 1px solid rgba(30, 53, 95, 0.4);
}
.sec__head {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: 50px;
}
.sec__head h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.5rem);
  font-weight: 900;
  letter-spacing: -0.5px;
  line-height: 1.25;
  margin-bottom: 14px;
}
.sec__head p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Grilla de Cláusulas ISO */
.iso-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 22px;
}
.iso-card {
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.iso-card__num {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--audit-blue);
  line-height: 1;
}
.iso-card h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
}
.iso-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.iso-card__badge {
  align-self: flex-start;
  margin-top: auto;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.1);
  color: #7dd3fc;
  border: 1px solid rgba(56, 189, 248, 0.25);
}

/* Grilla de Pilares / Flujo */
.flow-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.flow-card {
  padding: 26px;
  text-align: left;
}
.flow-card__step {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--audit-blue), var(--audit-navy));
  color: #021226;
  font-weight: 900;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.4);
}
.flow-card h3 {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 8px;
}
.flow-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* FAQ */
.faq-grid {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  padding: 22px 24px;
  cursor: pointer;
}
.faq-item summary {
  list-style: none;
  font-size: 1rem;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--audit-blue);
  transition: transform 0.2s;
}
.faq-item[open] summary::after {
  transform: rotate(45deg);
}
.faq-item p {
  margin-top: 14px;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Formulario de Contacto B2B */
.contact-card {
  padding: 36px;
}
.contact-card form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: left;
}
.form-group--full {
  grid-column: 1 / -1;
}
.form-group label {
  font-size: 0.82rem;
  font-weight: 700;
  color: #cbd5e1;
}
.form-input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(6, 14, 30, 0.7);
  border: 1px solid var(--line);
  color: #fff;
  font-family: inherit;
  font-size: 0.88rem;
  outline: none;
  transition: border-color 0.2s;
}
.form-input:focus {
  border-color: var(--audit-blue);
}

@media (max-width: 700px) {
  .contact-card form { grid-template-columns: 1fr; }
}

/* Footer */
.footer {
  padding: 50px 0 30px;
  border-top: 1px solid var(--line);
  font-size: 0.85rem;
  color: var(--text-dim);
}
.footer__grid {
  width: min(1160px, 100% - 32px);
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 30px;
}
.footer__legal {
  width: min(1160px, 100% - 32px);
  margin-inline: auto;
  text-align: center;
  font-size: 0.78rem;
}