:root {
  --azul: #2563eb;
  --azul-oscuro: #1d4ed8;
  --texto: #0f172a;
  --texto-suave: #64748b;
  --borde: #e2e8f0;
  --fondo: #f1f5f9;
  --blanco: #ffffff;
  --verde: #16a34a;
  --rojo: #dc2626;
  --amarillo: #d97706;
  --radio: 14px;
  --sombra: 0 10px 30px rgba(15, 23, 42, .06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--texto);
  background: var(--fondo);
}

a { color: var(--azul); text-decoration: none; }
a:hover { text-decoration: underline; }

.card {
  background: var(--blanco);
  border-radius: var(--radio);
  box-shadow: var(--sombra);
  padding: 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--azul), var(--azul-oscuro));
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 18px;
}
.brand small {
  display: block;
  color: var(--texto-suave);
  font-weight: 400;
  font-size: 13px;
}

h1 { font-size: 22px; margin: 0 0 6px; }

.field { margin-bottom: 14px; }
.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--texto);
  margin-bottom: 6px;
}
.field small { display: block; color: var(--texto-suave); font-size: 12px; margin-top: 4px; }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 11px 14px;
  border-radius: 10px;
  border: 1px solid var(--borde);
  font-size: 14px;
  background: #fff;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: 2px solid var(--azul);
  outline-offset: 1px;
}

.primary {
  background: var(--azul);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 12px 18px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.primary:hover { background: var(--azul-oscuro); }

.error-box {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
  border-radius: var(--radio);
  padding: 12px 14px;
  margin-bottom: 16px;
  font-size: 13px;
  line-height: 1.5;
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}
.badge.good { background: #dcfce7; color: #166534; }
.badge.bad { background: #fee2e2; color: #991b1b; }
.badge.warn { background: #fef3c7; color: #92400e; }

/* Layout del panel */
.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 230px;
  background: var(--texto);
  color: #cbd5e1;
  padding: 20px 14px;
  flex-shrink: 0;
}
.sidebar a {
  display: block;
  color: #cbd5e1;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 14px;
  margin-bottom: 2px;
}
.sidebar a:hover, .sidebar a.active {
  background: rgba(255,255,255,.08);
  color: #fff;
  text-decoration: none;
}
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 28px;
  background: #fff;
  border-bottom: 1px solid var(--borde);
}
.content { flex: 1; padding: 28px; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.stat-card {
  background: #fff;
  border-radius: var(--radio);
  box-shadow: var(--sombra);
  padding: 20px;
}
.stat-card .valor { font-size: 28px; font-weight: 700; }
.stat-card .etiqueta { color: var(--texto-suave); font-size: 13px; }

table { width: 100%; border-collapse: collapse; }
th { text-align: left; background: var(--texto); color: #fff; padding: 12px; font-size: 13px; }
td { padding: 12px; border-bottom: 1px solid var(--borde); font-size: 14px; }

/* ============ Sitio público (landing) ============ */
.navbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 6vw; background: #fff; border-bottom: 1px solid var(--borde);
  position: sticky; top: 0; z-index: 10;
}
.navbar .links { display: flex; gap: 28px; align-items: center; }
.navbar .links a { color: var(--texto); font-size: 14px; font-weight: 500; }
.navbar .links a:hover { color: var(--azul); text-decoration: none; }
.navbar .cta {
  background: var(--azul); color: #fff; padding: 10px 18px; border-radius: 10px;
  font-size: 14px; font-weight: 600;
}
.navbar .cta:hover { background: var(--azul-oscuro); text-decoration: none; }

.hero {
  padding: 72px 6vw 56px; text-align: center; max-width: 780px; margin: 0 auto;
}
.hero h1 { font-size: 42px; line-height: 1.15; margin-bottom: 16px; }
.hero p.lead { font-size: 18px; color: var(--texto-suave); margin-bottom: 28px; }
.hero .cta-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn-lg { padding: 14px 26px; border-radius: 12px; font-weight: 600; font-size: 15px; }
.btn-lg.primary-btn { background: var(--azul); color: #fff; }
.btn-lg.primary-btn:hover { background: var(--azul-oscuro); text-decoration: none; }
.btn-lg.ghost-btn { background: #fff; color: var(--texto); border: 1px solid var(--borde); }
.btn-lg.ghost-btn:hover { border-color: var(--azul); color: var(--azul); text-decoration: none; }

.section { padding: 56px 6vw; }
.section-head { text-align: center; max-width: 620px; margin: 0 auto 40px; }
.section-head h2 { font-size: 30px; margin-bottom: 10px; }
.section-head p { color: var(--texto-suave); font-size: 16px; }

.features-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 20px; max-width: 1100px; margin: 0 auto;
}
.feature-card { background: #fff; border: 1px solid var(--borde); border-radius: var(--radio); padding: 24px; }
.feature-card .icono {
  width: 44px; height: 44px; border-radius: 12px; background: #eff6ff; color: var(--azul);
  display: grid; place-items: center; font-size: 20px; margin-bottom: 14px;
}
.feature-card h3 { font-size: 16px; margin: 0 0 6px; }
.feature-card p { font-size: 14px; color: var(--texto-suave); margin: 0; }

.steps { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 0; }
.step { display: flex; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--borde); }
.step:last-child { border-bottom: none; }
.step .num {
  width: 40px; height: 40px; border-radius: 50%; background: var(--texto); color: #fff;
  display: grid; place-items: center; font-weight: 700; flex-shrink: 0;
}
.step h3 { margin: 4px 0 6px; font-size: 17px; }
.step p { margin: 0; color: var(--texto-suave); font-size: 14px; }

.pricing-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px; max-width: 1000px; margin: 0 auto;
}
.price-card { background: #fff; border: 1px solid var(--borde); border-radius: var(--radio); padding: 28px; }
.price-card.destacado { border: 2px solid var(--azul); position: relative; }
.price-card .etiqueta-top {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--azul); color: #fff; font-size: 12px; font-weight: 600; padding: 3px 12px; border-radius: 999px;
}
.price-card h3 { font-size: 18px; margin: 0 0 4px; }
.price-card .precio { font-size: 32px; font-weight: 700; margin: 10px 0; }
.price-card .precio span { font-size: 14px; font-weight: 400; color: var(--texto-suave); }
.price-card ul { list-style: none; padding: 0; margin: 18px 0; }
.price-card li { padding: 7px 0; font-size: 14px; color: var(--texto); border-top: 1px solid var(--borde); }
.price-card li:first-child { border-top: none; }

.site-footer {
  padding: 36px 6vw; border-top: 1px solid var(--borde); background: #fff;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
}
.site-footer .links { display: flex; gap: 20px; }
.site-footer .links a { color: var(--texto-suave); font-size: 13px; }

@media (max-width: 640px) {
  .navbar .links { display: none; }
  .hero h1 { font-size: 30px; }
}