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

:root {
  --azul:    #18181b;
  --celeste: #4f46e5;
  --acento:  #f43f5e;
  --texto:   #18181b;
  --gris:    #f8f8fc;
  --blanco:  #ffffff;
  --radio:   12px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: var(--texto);
  background: var(--blanco);
  line-height: 1.65;
}

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(24, 24, 27, 0.97);
  backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 5%;
  height: 64px;
}

.nav-logo {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none; color: var(--blanco);
}

.nav-logo-mark {
  width: 40px; height: 40px;
  background: var(--acento);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; font-size: 1rem; color: var(--azul);
  letter-spacing: -1px;
}

.nav-logo span { font-weight: 700; font-size: 1rem; }

.nav-links {
  display: flex; gap: 28px; list-style: none;
}

.nav-links a {
  color: rgba(255,255,255,0.85);
  text-decoration: none; font-size: 0.9rem; font-weight: 500;
  transition: color .2s;
}
.nav-links a:hover { color: var(--acento); }

.nav-cta {
  background: var(--acento); color: var(--blanco) !important;
  padding: 8px 18px; border-radius: 8px; font-weight: 700 !important;
}
.nav-cta:hover { background: #fb7185 !important; color: var(--blanco) !important; }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, #18181b 0%, #1e1b4b 55%, #4f46e5 100%);
  display: flex; align-items: center;
  padding: 80px 5% 60px;
  position: relative; overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
  position: relative; max-width: 660px;
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 100px;
  padding: 6px 16px;
  color: var(--acento); font-size: 0.82rem; font-weight: 600;
  margin-bottom: 24px; letter-spacing: 0.5px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 900; color: var(--blanco);
  line-height: 1.15; margin-bottom: 20px;
}

.hero h1 span { color: var(--acento); }

.hero p {
  font-size: 1.1rem; color: rgba(255,255,255,0.82);
  max-width: 540px; margin-bottom: 36px;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.btn-primary {
  background: var(--acento); color: var(--blanco);
  padding: 14px 28px; border-radius: var(--radio);
  font-weight: 800; font-size: 1rem; text-decoration: none;
  transition: transform .2s, box-shadow .2s;
  box-shadow: 0 4px 20px rgba(244,63,94,0.38);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(244,63,94,0.52); }

.btn-ghost {
  background: transparent; color: var(--blanco);
  padding: 14px 28px; border-radius: var(--radio);
  font-weight: 700; font-size: 1rem; text-decoration: none;
  border: 2px solid rgba(255,255,255,0.4);
  transition: border-color .2s, background .2s;
}
.btn-ghost:hover { border-color: var(--blanco); background: rgba(255,255,255,0.08); }

.hero-stats {
  display: flex; gap: 40px; margin-top: 52px;
  flex-wrap: wrap;
}

.stat { color: var(--blanco); }
.stat-num { font-size: 2rem; font-weight: 900; color: var(--acento); }
.stat-label { font-size: 0.82rem; color: rgba(255,255,255,0.65); }

/* ── SECTIONS ── */
section { padding: 80px 5%; }

.section-label {
  display: inline-block;
  font-size: 0.78rem; font-weight: 700; letter-spacing: 1.5px;
  color: var(--celeste); text-transform: uppercase;
  margin-bottom: 12px;
}

h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 800; line-height: 1.2; margin-bottom: 16px;
}

.subtitle {
  font-size: 1.05rem; color: #4a5568; max-width: 580px;
}

/* ── SOBRE NOSOTROS ── */
.about { background: var(--gris); }

.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: center; margin-top: 48px;
}

.about-visual {
  background: linear-gradient(135deg, #1e1b4b, var(--celeste));
  border-radius: 20px;
  padding: 48px;
  color: var(--blanco);
  display: flex; flex-direction: column; gap: 24px;
}

.timeline-item {
  display: flex; gap: 16px; align-items: flex-start;
}

.timeline-dot {
  width: 36px; height: 36px; min-width: 36px;
  background: var(--acento); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 0.8rem; color: var(--blanco);
}

.timeline-text strong { display: block; font-size: 0.95rem; }
.timeline-text span { font-size: 0.82rem; color: rgba(255,255,255,0.7); }

.about-features { display: flex; flex-direction: column; gap: 24px; }

.feature-card {
  background: var(--blanco);
  border-radius: var(--radio);
  padding: 24px;
  border-left: 4px solid var(--celeste);
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.feature-card h3 { font-size: 1.05rem; margin-bottom: 6px; }
.feature-card p { font-size: 0.9rem; color: #4a5568; }

/* ── IA CURSOS ── */
.ai-section { background: var(--blanco); }

.ai-header { max-width: 600px; margin-bottom: 48px; }

.courses-grid {
  max-width: 1140px; margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 24px;
}

.course-card {
  border-radius: var(--radio);
  border: 1.5px solid #e2e8f0;
  padding: 28px;
  transition: transform .2s, box-shadow .2s, border-color .2s;
  position: relative; overflow: hidden;
  background: var(--blanco);
}
.course-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(79,70,229,0.14);
  border-color: var(--celeste);
}


.course-badge {
  display: inline-block; margin-bottom: 14px;
  background: #fff1f2; color: #be123c;
  font-size: 0.72rem; font-weight: 700;
  padding: 4px 10px; border-radius: 100px;
  text-transform: uppercase; letter-spacing: 0.5px;
}

.course-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.course-card p { font-size: 0.88rem; color: #4a5568; line-height: 1.6; }

.course-card ul {
  margin-top: 14px; padding-left: 18px;
  font-size: 0.85rem; color: #4a5568; line-height: 1.8;
}

/* ── BENEFICIOS ── */
.benefits { background: var(--gris); }

.benefits-grid {
  max-width: 1180px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin: 48px auto 0;
}

.benefit-card {
  background: var(--blanco);
  border-radius: var(--radio);
  padding: 28px 24px;
  text-align: left;
  border-top: 3px solid var(--celeste);
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
  transition: transform .2s;
}
.benefit-card:hover { transform: translateY(-3px); }


.benefit-card h3 { font-size: 0.98rem; margin-bottom: 8px; }
.benefit-card p { font-size: 0.85rem; color: #4a5568; }

/* ── CTA SOCIOS ── */
.join {
  background: linear-gradient(135deg, #18181b 0%, #1e1b4b 100%);
  text-align: center; color: var(--blanco);
}

.join h2 { color: var(--blanco); max-width: 640px; margin: 0 auto 16px; }
.join p { color: rgba(255,255,255,0.78); max-width: 500px; margin: 0 auto 36px; font-size: 1.05rem; }

.join-box {
  display: inline-flex; align-items: center; gap: 12px;
  background: rgba(255,255,255,0.1);
  border: 2px solid rgba(255,255,255,0.25);
  border-radius: var(--radio);
  padding: 16px 28px;
  margin-bottom: 28px; flex-wrap: wrap; justify-content: center;
}

.join-box span { color: rgba(255,255,255,0.65); font-size: 0.9rem; }
.join-box a {
  color: var(--acento); font-weight: 700; font-size: 1.05rem;
  text-decoration: none;
}
.join-box a:hover { text-decoration: underline; }

.join-steps {
  display: flex; gap: 32px; justify-content: center;
  margin-top: 48px; flex-wrap: wrap;
}

.join-step {
  display: flex; flex-direction: column; align-items: center;
  gap: 10px; max-width: 180px;
}

.step-num {
  width: 44px; height: 44px;
  background: var(--acento); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; color: var(--blanco); font-size: 1.1rem;
}

.join-step span {
  font-size: 0.88rem; color: rgba(255,255,255,0.75);
  text-align: center;
}

/* ── ACTIVIDAD ── */
.activity { background: var(--blanco); }

.activity-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 24px; margin-top: 48px;
}

.activity-card {
  border-radius: var(--radio);
  border: 1.5px solid #e2e8f0;
  padding: 28px;
  display: flex; gap: 18px; align-items: flex-start;
}


.activity-card h3 { font-size: 0.98rem; margin-bottom: 6px; }
.activity-card p { font-size: 0.86rem; color: #4a5568; }

/* ── FOOTER ── */
footer {
  background: var(--texto);
  color: rgba(255,255,255,0.65);
  padding: 48px 5% 28px;
}

.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr;
  gap: 40px; margin-bottom: 40px;
}

.footer-brand { display: flex; flex-direction: column; gap: 12px; }
.footer-logo { display: flex; align-items: center; gap: 10px; }

.footer-logo-mark {
  width: 36px; height: 36px;
  background: var(--acento); border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; font-size: 0.85rem; color: var(--blanco);
}

.footer-logo span { font-weight: 700; color: var(--blanco); }
.footer-brand p { font-size: 0.88rem; max-width: 280px; line-height: 1.6; }

.footer-col h4 { color: var(--blanco); font-size: 0.9rem; margin-bottom: 14px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-col a { color: rgba(255,255,255,0.6); text-decoration: none; font-size: 0.88rem; transition: color .2s; }
.footer-col a:hover { color: var(--acento); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.82rem; flex-wrap: wrap; gap: 10px;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  nav { padding: 0 4%; }
  .nav-links { display: none; }

  .hero { padding: 100px 4% 60px; }

  .about-grid,
  .activity-grid,
  .footer-grid { grid-template-columns: 1fr; }

  .hero-stats { gap: 24px; }
}

/* ── ANUNCIO (franja en la landing) ── */
.announce {
  background: linear-gradient(90deg, #1e1b4b, #4f46e5);
  color: var(--blanco);
  padding: 14px 5%;
  display: flex; align-items: center; justify-content: center;
  gap: 16px; flex-wrap: wrap; text-align: center;
  font-size: 0.95rem;
}
.announce strong { color: var(--acento); }
.announce a {
  color: var(--blanco); font-weight: 700; text-decoration: none;
  border-bottom: 2px solid var(--acento);
}
.announce a:hover { color: var(--acento); }

/* ── TEASER PENTEST (landing) ── */
.pentest-teaser { background: var(--blanco); }
.teaser-box {
  max-width: 1140px; margin: 0 auto;
  background: linear-gradient(135deg, #18181b 0%, #1e1b4b 60%, #4f46e5 100%);
  border-radius: 20px; padding: 56px 48px;
  color: var(--blanco);
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: center;
}
.teaser-box h2 { color: var(--blanco); }
.teaser-box .section-label { color: var(--acento); }
.teaser-box p { color: rgba(255,255,255,0.8); margin-bottom: 28px; max-width: 520px; }
.teaser-list { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.teaser-list li {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radio);
  padding: 14px 18px; font-size: 0.92rem;
}
.teaser-list strong { display: block; color: var(--acento); font-size: 0.95rem; }

/* ── PÁGINA PENTEST ── */
.hero.page-hero { min-height: auto; padding: 140px 5% 90px; }

.steps { margin-top: 48px; display: grid; gap: 20px; max-width: 860px; }
.step {
  display: flex; gap: 20px; align-items: flex-start;
  background: var(--blanco);
  border: 1.5px solid #e2e8f0; border-radius: var(--radio);
  padding: 24px 28px;
}
.step-n {
  width: 44px; height: 44px; min-width: 44px;
  background: linear-gradient(135deg, #1e1b4b, var(--celeste));
  color: var(--blanco); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 900;
}
.step h3 { font-size: 1.05rem; margin-bottom: 4px; }
.step p { font-size: 0.9rem; color: #4a5568; }

.cert-card {
  background: linear-gradient(135deg, #1e1b4b, var(--celeste));
  border-radius: 20px; padding: 40px;
  color: var(--blanco); text-align: center;
}
.cert-seal {
  width: 96px; height: 96px; margin: 0 auto 20px;
  border-radius: 50%; border: 3px solid var(--acento);
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; font-size: 1.6rem; color: var(--acento);
  letter-spacing: -1px;
}
.cert-card h3 { font-size: 1.25rem; margin-bottom: 8px; }
.cert-card p { font-size: 0.9rem; color: rgba(255,255,255,0.78); }
.cert-meta {
  margin-top: 24px; padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.2);
  display: grid; gap: 6px; font-size: 0.82rem; color: rgba(255,255,255,0.7);
}

.deliverables { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.deliverables li {
  background: var(--blanco); border-left: 4px solid var(--celeste);
  border-radius: var(--radio); padding: 18px 22px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.deliverables strong { display: block; margin-bottom: 2px; }
.deliverables span { font-size: 0.88rem; color: #4a5568; }

.faq { max-width: 860px; margin-top: 40px; display: grid; gap: 12px; }
.faq details {
  background: var(--blanco); border: 1.5px solid #e2e8f0;
  border-radius: var(--radio); padding: 18px 24px;
}
.faq summary { cursor: pointer; font-weight: 700; }
.faq details[open] { border-color: var(--celeste); }
.faq details p { margin-top: 12px; font-size: 0.92rem; color: #4a5568; }

.disclaimer {
  max-width: 860px; margin-top: 32px;
  font-size: 0.82rem; color: #4a5568;
  border-left: 4px solid var(--acento); padding-left: 16px;
}

@media (max-width: 768px) {
  .teaser-box { grid-template-columns: 1fr; padding: 36px 24px; }
  .hero.page-hero { padding: 110px 4% 60px; }
  .step { padding: 20px; }
}

/* ── DATOS LEGALES (pie) ── */
.footer-legal {
  font-style: normal; font-size: 0.8rem; line-height: 1.7;
  color: rgba(255,255,255,0.55);
  margin-top: 6px; padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,0.1);
  max-width: 320px;
}
.footer-legal strong { color: rgba(255,255,255,0.8); font-weight: 600; }

@media (max-width: 1000px) {
  .nav-links { gap: 18px; }
}

/* ── ARTÍCULOS ── */
.latest-articles { max-width: 1140px; margin: 56px auto 0; }
.latest-articles h3 { font-size: 1.15rem; margin-bottom: 18px; }
.latest-articles .more-link { margin-top: 24px; }

.article-cards {
  display: grid; gap: 20px;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}
.article-card {
  display: flex; flex-direction: column; gap: 8px;
  background: var(--blanco);
  border: 1.5px solid #e2e8f0; border-radius: var(--radio);
  padding: 22px 24px; color: inherit; text-decoration: none;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.article-card:hover {
  transform: translateY(-3px); border-color: var(--celeste);
  box-shadow: 0 12px 32px rgba(79,70,229,0.12);
}
.article-card time {
  font-size: 0.76rem; letter-spacing: 0.4px; text-transform: uppercase; color: #64748b;
}
.article-card h4 { font-size: 1.02rem; line-height: 1.35; }
.article-card p { font-size: 0.88rem; color: #4a5568; }

.more-link {
  display: inline-block;
  font-weight: 700; color: var(--celeste); text-decoration: none;
  border-bottom: 2px solid var(--acento);
}

.article-hero {
  background: linear-gradient(135deg, #18181b 0%, #1e1b4b 60%, #4f46e5 100%);
  color: var(--blanco); padding: 130px 5% 56px;
}
.article-hero .inner { max-width: 760px; margin: 0 auto; }
.article-hero .crumb {
  font-size: 0.8rem; font-weight: 700; letter-spacing: 1.5px;
  text-transform: uppercase; color: var(--acento); text-decoration: none;
}
.article-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem); line-height: 1.2;
  font-weight: 800; margin: 14px 0 16px;
}
.article-meta { font-size: 0.9rem; color: rgba(255,255,255,0.72); }
.blog-jump { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.blog-jump .btn-ghost { padding: 10px 20px; font-size: 0.92rem; }

.article-wrap { padding: 56px 5% 72px; }
.article {
  max-width: 720px; margin: 0 auto;
  font-size: 1.05rem; line-height: 1.75; color: #27272a;
}
.article p { margin: 0 0 1.15em; }
.article h2 { font-size: 1.5rem; line-height: 1.25; margin: 2em 0 0.6em; }
.article h3 { font-size: 1.15rem; margin: 1.6em 0 0.5em; }
.article ul, .article ol { margin: 0 0 1.2em 1.3em; }
.article li { margin-bottom: 0.4em; }
.article code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88em; background: #f1f5f9;
  padding: 0.12em 0.38em; border-radius: 5px;
}
.article pre {
  background: #18181b; color: #e4e4e7;
  padding: 18px 20px; border-radius: var(--radio);
  overflow-x: auto; margin: 0 0 1.4em;
  font-size: 0.88rem; line-height: 1.6;
}
.article pre code { background: none; padding: 0; color: inherit; font-size: inherit; }

.article-cta {
  max-width: 720px; margin: 48px auto 0;
  background: var(--gris); border-left: 4px solid var(--acento);
  border-radius: var(--radio); padding: 26px 28px;
}
.article-cta h3 { font-size: 1.1rem; margin-bottom: 6px; }
.article-cta p { color: #4a5568; margin-bottom: 18px; font-size: 0.95rem; }
.article-cta .btn-primary { display: inline-block; padding: 11px 22px; font-size: 0.95rem; }

.related { max-width: 1140px; margin: 64px auto 0; }
.related h3 { font-size: 1.15rem; margin-bottom: 18px; }

.blog-list { padding: 64px 5%; }
.blog-list:nth-of-type(odd) { background: var(--gris); }
.blog-list .article-cards { max-width: 1140px; margin-top: 36px; }