/* ─────────────────────────────────────────────────────────────────
   Landing — Simulador Docente
   ───────────────────────────────────────────────────────────────── */

/* HERO */
.hero { padding: 56px 0 80px; }
.hero-grid {
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 48px;
  align-items: center;
}
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border);
  font-size: 13px; color: var(--ink-soft); font-weight: 500;
}
.hero-title {
  margin-top: 22px; max-width: 580px;
  font-weight: 600;
}
.hero-title em { color: var(--teal); font-style: italic; font-family: 'Fraunces', serif; }
.hero-sub { margin-top: 22px; font-size: 18px; color: var(--ink-soft); max-width: 520px; line-height: 1.55; }
.hero-trust { display: flex; gap: 24px; margin-top: 36px; align-items: center; flex-wrap: wrap; }
.trust-item { font-size: 13px; color: var(--ink-soft); }
.trust-item strong { display: block; font-size: 24px; color: var(--ink); font-family: 'Fraunces', serif; font-weight: 600; }
.trust-divider { width: 1px; height: 32px; background: var(--border); }

/* HERO MOCKUP */
.hero-mock {
  background: var(--surface); border-radius: var(--radius-xl); padding: 24px;
  border: 1px solid var(--border);
  box-shadow: 0 30px 60px -20px rgba(11,37,69,0.18), 0 12px 24px -10px rgba(11,37,69,0.1);
  transform: rotate(0.6deg);
}
.hero-mock-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.hero-mock-pill { font-size: 12px; font-weight: 600; color: var(--ink-soft); }
.hero-mock-time { font-size: 12px; font-weight: 700; color: var(--teal-2); font-family: 'JetBrains Mono', monospace; }
.hero-mock-prog { height: 4px; background: var(--bg-2); border-radius: 4px; overflow: hidden; margin-bottom: 18px; }
.hero-mock-prog-fill { height: 100%; background: linear-gradient(90deg, var(--ink), var(--teal)); }
.hero-mock-q { padding: 14px; background: #F5F9FA; border-left: 3px solid var(--teal); border-radius: 0 8px 8px 0; margin-bottom: 14px; }
.hero-mock-tag { font-size: 11px; font-weight: 700; color: var(--teal-2); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 6px; }
.hero-mock-q p { font-size: 14px; line-height: 1.5; color: var(--ink); }
.hero-mock-opts { display: flex; flex-direction: column; gap: 7px; }
.hero-mock-opt {
  padding: 10px 12px; border: 1.5px solid var(--border); border-radius: 8px;
  font-size: 13px; color: var(--ink-soft); display: flex; align-items: center; gap: 10px;
}
.hero-mock-opt span { font-weight: 700; color: var(--ink); width: 18px; }
.hero-mock-opt.selected { background: rgba(13,148,136,0.08); border-color: var(--teal); color: var(--ink); }

/* SECTIONS */
.section { padding: 88px 0; }
.section-alt { background: var(--bg-2); }
.section-dark { background: var(--ink); }
.section-header { max-width: 720px; margin-bottom: 48px; }
.eyebrow { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px; color: var(--teal-2); }
.eyebrow-light { color: rgba(255,255,255,0.6); }
.section-header h2 { margin-top: 10px; }

/* STEPS */
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.step-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 22px; }
.step-num { font-family: 'Fraunces', serif; font-size: 38px; font-weight: 600; color: var(--teal); line-height: 1; margin-bottom: 14px; }

/* COMPARE */
.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; max-width: 880px; }
.compare-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; }
.compare-card-premium { background: linear-gradient(180deg, #FFF8E7, var(--surface)); border-color: var(--amber); }
.feature-list { list-style: none; margin-top: 18px; display: flex; flex-direction: column; gap: 10px; }
.feature-list li { padding-left: 26px; position: relative; font-size: 14.5px; color: var(--ink-soft); }
.feature-list li::before {
  content: '✓'; position: absolute; left: 0; top: 0;
  width: 18px; height: 18px; border-radius: 999px;
  background: var(--teal-soft); color: var(--teal-2);
  font-size: 11px; font-weight: 700; display: flex; align-items: center; justify-content: center;
}
.compare-card-premium .feature-list li::before { background: var(--amber-soft); color: #92400E; }

/* CATÁLOGO */
.nivel-tabs { display: inline-flex; background: var(--surface); border: 1px solid var(--border); border-radius: 999px; padding: 4px; margin-bottom: 28px; }
.nivel-tab {
  padding: 9px 20px; border-radius: 999px; border: none; background: transparent;
  font-size: 14px; font-weight: 600; color: var(--ink-soft);
}
.nivel-tab.active { background: var(--ink); color: #fff; }

.catalogo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.materia-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px; transition: all 0.15s; }
.materia-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.materia-icono { font-size: 28px; margin-bottom: 12px; line-height: 1; }

/* PRECIOS */
.precio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.precio-card {
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg); padding: 32px 26px; color: #fff;
}
.precio-card-feat { background: rgba(217,119,6,0.12); border-color: var(--amber); }
.precio-tag { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px; opacity: 0.7; margin-bottom: 16px; }
.precio-card-feat .precio-tag { color: var(--amber); opacity: 1; }
.precio-num { font-family: 'Fraunces', serif; font-size: 56px; font-weight: 600; line-height: 1; }
.precio-num span { font-size: 16px; opacity: 0.6; font-weight: 400; font-family: 'Inter', sans-serif; margin-left: 6px; }
.precio-desc { margin: 16px 0 24px; font-size: 14px; opacity: 0.78; line-height: 1.5; }

/* USICAMM */
.usicamm-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px; }
.usicamm-card p { font-size: 16px; color: var(--ink-soft); line-height: 1.65; }
.usicamm-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--border); }
.usicamm-stats div { display: flex; flex-direction: column; gap: 4px; }
.usicamm-stats strong { font-family: 'Fraunces', serif; font-size: 32px; font-weight: 600; color: var(--ink); }
.usicamm-stats span { font-size: 12px; color: var(--muted); }

/* CTA FINAL */
.cta-final { background: linear-gradient(135deg, var(--ink), #1A4072); padding: 80px 0; }

/* FOOTER */
.footer { background: var(--bg-2); padding: 56px 0 28px; border-top: 1px solid var(--border); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
.footer h5 { font-size: 13px; font-weight: 700; color: var(--ink); margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.5px; }
.footer a { display: block; font-size: 14px; color: var(--ink-soft); padding: 4px 0; }
.footer a:hover { color: var(--ink); }
.pay-chip { font-size: 11px; padding: 4px 10px; border-radius: 6px; background: var(--surface); border: 1px solid var(--border); color: var(--ink-soft); font-weight: 600; }
.footer-bottom { margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--border); font-size: 13px; color: var(--muted); }

@media (max-width: 880px) {
  .hero-grid, .compare-grid, .precio-grid { grid-template-columns: 1fr; }
  .steps-grid, .catalogo-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}