:root {
  --verde: #0f5132;
  --verde-claro: #22c55e;
  --naranja: #e8622c;
  --fondo: #f7f6f2;
  --texto: #1a1a1a;
  --gris: #6b7280;
  --borde: #e5e7eb;
  --blanco: #ffffff;
  --rojo: #b91c1c;
  --amarillo: #b45309;

  /* Tema oscuro tipo "tech" para la landing */
  --dark-bg: #0a0e12;
  --dark-bg-2: #0e1319;
  --dark-card: #131a21;
  --dark-border: #22303a;
  --dark-text: #f5f7f8;
  --dark-text-muted: #9aa7b0;
  --accent: #22c55e;
  --accent-2: #ff7a3d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  background: var(--fondo);
  color: var(--texto);
  line-height: 1.5;
}

a { color: inherit; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

.logo-img {
  height: 44px;
  display: block;
  border-radius: 10px;
  background: #fff;
  padding: 4px 8px;
}

/* =========================================================
   LANDING — tema oscuro estilo "tech" (grid + acentos verdes)
   ========================================================= */
.landing {
  background: var(--dark-bg);
  color: var(--dark-text);
}

.tech-grid {
  background-image:
    linear-gradient(rgba(34, 197, 94, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 197, 94, 0.08) 1px, transparent 1px);
  background-size: 42px 42px;
  background-position: center top;
}

.nav-bar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(10, 14, 18, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--dark-border);
}
.nav-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
}
.nav-bar .logo-img { height: 40px; }
.nav-links { display: flex; gap: 28px; }
.nav-links a {
  text-decoration: none;
  color: var(--dark-text-muted);
  font-size: 0.92rem;
  font-weight: 600;
}
.nav-links a:hover { color: var(--dark-text); }

.btn-pill {
  display: inline-block;
  padding: 13px 28px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
}
.btn-pill-accent {
  background: var(--accent);
  color: #062712;
  box-shadow: 0 0 0 0 rgba(34,197,94,0.5);
}
.btn-pill-accent:hover { background: #34d874; }

.btn-pill-outline {
  background: transparent;
  border: 1.5px solid var(--dark-border);
  color: var(--dark-text);
}
.btn-pill-outline:hover { border-color: var(--accent); color: var(--accent); }

.hero-dark {
  padding: 36px 0 50px;
  text-align: center;
}
.hero-dark h1 {
  font-size: 2.15rem;
  font-weight: 800;
  max-width: 760px;
  margin: 0 auto 16px;
  line-height: 1.2;
}
.hero-dark h1 .accent { color: var(--accent); }
.hero-dark p.subtitle {
  color: var(--dark-text-muted);
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto 32px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
  text-align: left;
  margin-bottom: 10px;
}
.hero-grid .hero-copy h1,
.hero-grid .hero-copy p.subtitle { margin-left: 0; margin-right: 0; }
.hero-img-wrap {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--dark-border);
  box-shadow: 0 0 60px rgba(34,197,94,0.15);
  max-height: 440px;
}
.hero-img-wrap img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top center; }
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-grid .hero-copy { order: 1; }
  .hero-grid .hero-img-wrap { order: 2; max-width: 420px; max-height: 340px; margin: 0 auto; }
}

.stats-row-dark {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
  margin: 50px 0 0;
}
.stat-card-dark {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: 14px;
  padding: 26px 18px;
  text-align: center;
}
.stat-card-dark .icono {
  color: var(--accent);
  margin: 0 auto 12px;
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(34,197,94,0.12);
  border-radius: 10px;
}
.stat-card-dark .icono svg { width: 22px; height: 22px; }
.stat-card-dark .num { font-size: 1.7rem; font-weight: 800; }
.stat-card-dark .label { color: var(--dark-text-muted); font-size: 0.82rem; margin-top: 4px; }

.section-dark { padding: 70px 0; }
.section-dark h2 {
  text-align: center;
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
}
.section-dark p.lead {
  text-align: center;
  color: var(--dark-text-muted);
  max-width: 600px;
  margin: 0 auto 44px;
}
.eyebrow {
  display: block;
  text-align: center;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.grid-beneficios-dark {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 860px) {
  .grid-beneficios-dark { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .grid-beneficios-dark { grid-template-columns: 1fr; }
}
.card-beneficio-dark {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: 14px;
  padding: 26px;
  transition: border-color .2s ease, transform .2s ease;
}
.card-beneficio-dark:hover { border-color: var(--accent); transform: translateY(-3px); }
.card-beneficio-dark .icono {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(34,197,94,0.12);
  color: var(--accent);
  border-radius: 10px;
  margin-bottom: 16px;
}
.card-beneficio-dark .icono svg { width: 24px; height: 24px; }
.card-beneficio-dark h3 { margin: 0 0 8px; font-size: 1.05rem; }
.card-beneficio-dark p { color: var(--dark-text-muted); font-size: 0.9rem; margin: 0; }

/* Comparativa antes/ahora sobre fondo oscuro */
.compare-dark {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
@media (max-width: 700px) { .compare-dark { grid-template-columns: 1fr; } }
.compare-card {
  border-radius: 14px;
  padding: 26px;
  border: 1px solid var(--dark-border);
}
.compare-card.antes { background: #1a1112; border-color: #3a1f22; }
.compare-card.ahora { background: #0e1d14; border-color: #204a2c; }
.compare-card h4 { margin-top: 0; font-size: 1rem; text-transform: uppercase; letter-spacing: 0.04em; }
.compare-card.antes h4 { color: #f87171; }
.compare-card.ahora h4 { color: var(--accent); }
.compare-card ul { margin: 12px 0 0; padding-left: 20px; color: var(--dark-text-muted); font-size: 0.92rem; }
.compare-card ul li { margin-bottom: 8px; }
.compare-img {
  width: 100%;
  border-radius: 12px;
  margin-bottom: 18px;
  display: block;
  border: 1px solid var(--dark-border);
}

/* Precios */
.pricing-toggle-note {
  text-align: center;
  color: var(--dark-text-muted);
  font-size: 0.85rem;
  margin-bottom: 30px;
}
.pricing-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: 20px;
  padding: 40px;
  max-width: 460px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.pricing-card::before {
  content: "";
  position: absolute;
  top: -60px; right: -60px;
  width: 180px; height: 180px;
  background: radial-gradient(circle, rgba(34,197,94,0.25), transparent 70%);
}
.pricing-card .plan-tag {
  display: inline-block;
  background: rgba(255,122,61,0.15);
  color: var(--accent-2);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.pricing-card .precio-linea {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 8px;
  margin: 6px 0;
}
.pricing-card .precio-linea .monto { font-size: 2.4rem; font-weight: 800; }
.pricing-card .precio-linea .periodo { color: var(--dark-text-muted); font-size: 0.9rem; }
.pricing-card .precio-siguiente { color: var(--dark-text-muted); font-size: 0.95rem; margin-bottom: 20px; }
.pricing-card .precio-siguiente strong { color: var(--dark-text); }
.pricing-card ul {
  list-style: none;
  padding: 0;
  margin: 20px 0 28px;
  text-align: left;
  display: inline-block;
}
.pricing-card ul li { margin-bottom: 10px; font-size: 0.94rem; color: var(--dark-text-muted); }
.pricing-card ul li::before { content: "✓ "; color: var(--accent); font-weight: 800; }

.cta-final-dark {
  text-align: center;
  padding: 70px 0;
  background: linear-gradient(180deg, var(--dark-bg) 0%, #0e1712 100%);
  border-top: 1px solid var(--dark-border);
}
.cta-final-dark h2 { font-size: 2rem; margin-bottom: 14px; }
.cta-final-dark p { color: var(--dark-text-muted); max-width: 520px; margin: 0 auto 30px; }

.btn-whatsapp-dark {
  background: #25d366;
  color: #05230f;
}

footer.site-footer-dark {
  text-align: center;
  padding: 30px 0;
  color: var(--dark-text-muted);
  font-size: 0.85rem;
  background: var(--dark-bg);
  border-top: 1px solid var(--dark-border);
}
footer.site-footer-dark a { color: var(--accent); text-decoration: none; }

/* =========================================================
   Resto del sitio (registro, pago, admin) — tema claro original
   ========================================================= */
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.4rem;
}

.brand .naranja { color: var(--naranja); }
.brand .verde { color: var(--verde); }

.btn {
  display: inline-block;
  padding: 14px 26px;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.btn-primary {
  background: var(--verde);
  color: #fff;
}
.btn-primary:hover { background: var(--verde-claro); }

.btn-outline {
  background: transparent;
  border: 2px solid var(--verde);
  color: var(--verde);
}

.btn-whatsapp {
  background: #25d366;
  color: #fff;
}

/* ---- Forms ---- */
.form-card {
  background: var(--blanco);
  border: 1px solid var(--borde);
  border-radius: 12px;
  padding: 32px;
  max-width: 560px;
  margin: 40px auto;
}
.form-card h1 { margin-top: 0; font-size: 1.6rem; }
.form-card p.desc { color: var(--gris); margin-bottom: 24px; }

.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 0.92rem; }
.field input[type="text"],
.field input[type="email"],
.field input[type="tel"],
.field input[type="number"],
.field input[type="date"],
.field input[type="password"],
.field select,
.field textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--borde);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
}
.field textarea { resize: vertical; min-height: 70px; }

.errores {
  background: #fdecea;
  border: 1px solid #f5c2c0;
  color: var(--rojo);
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 18px;
  font-size: 0.9rem;
}

.pasos {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 30px;
  font-size: 0.85rem;
  color: var(--gris);
}
.pasos .paso.activo { color: var(--verde); font-weight: 700; }

/* ---- Admin ---- */
.admin-header {
  background: var(--verde);
  color: #fff;
  padding: 16px 0;
}
.admin-header .container { display: flex; justify-content: space-between; align-items: center; }
.admin-header form { margin: 0; }
.admin-header button {
  background: transparent;
  border: 1px solid #fff;
  color: #fff;
  padding: 8px 14px;
  border-radius: 6px;
  cursor: pointer;
}
.admin-header .logo-img { height: 34px; }

.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
  margin: 30px 0;
}
.stat-card {
  background: var(--blanco);
  border: 1px solid var(--borde);
  border-radius: 10px;
  padding: 18px;
  text-align: center;
}
.stat-card .num { font-size: 1.8rem; font-weight: 800; color: var(--verde); }
.stat-card .label { color: var(--gris); font-size: 0.85rem; }

table.clientes {
  width: 100%;
  border-collapse: collapse;
  background: var(--blanco);
  border-radius: 10px;
  overflow: hidden;
}
table.clientes th, table.clientes td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--borde);
  text-align: left;
  font-size: 0.9rem;
}
table.clientes th { background: #f0f4f1; }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
}
.badge-pagado { background: #d1fae5; color: #065f46; }
.badge-pendiente { background: #fef3c7; color: var(--amarillo); }
.badge-vencido { background: #fee2e2; color: var(--rojo); }
.badge-cancelado { background: #e5e7eb; color: var(--gris); }

.table-wrap { overflow-x: auto; }

footer.site-footer {
  text-align: center;
  padding: 30px 0;
  color: var(--gris);
  font-size: 0.85rem;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 24px;
  margin: 20px 0;
}
.detail-grid .k { color: var(--gris); font-size: 0.85rem; }
.detail-grid .v { font-weight: 600; }

.link-back { display: inline-block; margin-bottom: 16px; color: var(--verde); text-decoration: none; font-weight: 600; }