:root { --auth-navy:#081426; --auth-blue:#146ef5; --auth-blue-dark:#0b56ca; --auth-bg:#f7f9fc; --auth-text:#101828; --auth-muted:#475467; --auth-border:#e4e7ec; --auth-green:#21884a; }
body.registration-page { min-height:100vh; margin:0; background:var(--auth-bg); color:var(--auth-text); font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif; }
.registration-page .shell { width:min(1120px,calc(100% - 40px)); min-height:760px; display:grid; grid-template-columns:.85fr 1.15fr; margin:40px auto; overflow:hidden; background:#fff; border:1px solid var(--auth-border); border-radius:12px; box-shadow:0 18px 50px rgba(16,24,40,.10); }
.registration-page .brand { display:flex; flex-direction:column; justify-content:space-between; padding:56px 42px; background:var(--auth-navy); color:#fff; }
.registration-page .brand h1 { display:flex; align-items:center; gap:12px; margin:0 0 60px; color:#fff; font-size:1.2rem; }
.registration-page .brand h1 img { width:46px; height:46px; object-fit:contain; }
.registration-page .brand h2 { max-width:430px; margin:0 0 18px; color:#fff; font-size:clamp(2rem,4vw,3rem); line-height:1.1; letter-spacing:-.035em; }
.registration-page .brand p { color:#cbd5e1; line-height:1.7; }
.registration-page .panel { padding:42px clamp(26px,5vw,58px); background:#fff; }
.registration-page .top-links { display:flex; justify-content:space-between; margin-bottom:34px; }
.registration-page .top-links a { color:var(--auth-blue-dark); font-weight:700; text-decoration:none; }
.registration-page .panel > h2 { margin:0; color:var(--auth-navy); font-size:2rem; }
.registration-page label { margin-top:15px; color:#344054; font-size:.87rem; font-weight:700; }
.registration-page input,.registration-page select { min-height:48px; border:1px solid #cfd4dc; border-radius:8px; background:#fff; color:var(--auth-text); }
.registration-page input:focus,.registration-page select:focus { border-color:var(--auth-blue); outline:3px solid rgba(20,110,245,.12); }
.registration-page .btn { min-height:46px; border-radius:8px; font-weight:750; }
.registration-page .btn.primary,.registration-page .btn.gold { background:var(--auth-blue); border-color:var(--auth-blue); color:#fff; }
.registration-page .btn.primary:hover,.registration-page .btn.gold:hover { background:var(--auth-blue-dark); }
.registration-page .btn.secondary { color:var(--auth-navy); background:#fff; border:1px solid #cfd4dc; }
.registration-page .auth-switch { padding:4px; background:#eef2f6; border:1px solid var(--auth-border); border-radius:9px; }
.registration-page .auth-switch button.active { color:var(--auth-navy); background:#fff; box-shadow:0 2px 8px rgba(16,24,40,.08); }
.registration-page .resumen-compra { margin:24px 0; padding:18px; border:1px solid #b2ccff; border-radius:9px; background:#eef4ff; }
.registration-page .resumen-kicker { color:var(--auth-blue-dark); }
.registration-page .plan-chip { border:1px solid var(--auth-border); border-radius:8px; background:#fff; }
.registration-page .plan-chip.active { border-color:var(--auth-blue); background:#eef4ff; box-shadow:inset 0 0 0 1px var(--auth-blue); }
.registration-page .message { border-radius:8px; }

body.portal-page { margin:0; background:var(--auth-bg); color:var(--auth-text); font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif; }
.portal-page > header { position:sticky; top:0; z-index:40; display:flex; align-items:center; justify-content:space-between; gap:18px; padding:13px max(24px,calc((100% - 1180px)/2)); background:#fff; border-bottom:1px solid var(--auth-border); box-shadow:none; }
.portal-page > header .logo { display:flex; align-items:center; gap:10px; color:var(--auth-navy); font-weight:800; text-decoration:none; }
.portal-page > header .logo img { width:42px; height:42px; }
.portal-page .header-actions { display:flex; align-items:center; gap:10px; }
.portal-page .container { width:min(1180px,calc(100% - 40px)); margin:0 auto; padding:54px 0 80px; }
.portal-page .container > h1 { margin:0 0 8px; color:var(--auth-navy); font-size:clamp(2.1rem,4vw,3.25rem); letter-spacing:-.035em; }
.portal-page .sub { color:var(--auth-muted); font-size:1.05rem; }
.portal-page .cards { display:grid; gap:20px; }
.portal-page .card { padding:24px; background:#fff; border:1px solid var(--auth-border); border-radius:10px; box-shadow:none; }
.portal-page .card h2 { color:var(--auth-navy); }
.portal-page .btn { min-height:44px; display:inline-flex; align-items:center; justify-content:center; padding:0 16px; border-radius:8px; font-weight:750; text-decoration:none; }
.portal-page .btn.comprar,.portal-page .btn.demo,.portal-page .btn.prox { color:#fff; background:var(--auth-blue); border-color:var(--auth-blue); }
.portal-page .btn.outline { color:var(--auth-navy); background:#fff; border:1px solid #cfd4dc; }
.portal-page .metric { border-radius:8px; background:var(--auth-bg); }
.portal-page .status,.portal-page .license-badge { border-radius:6px; }
.portal-page .modal-backdrop { background:rgba(8,20,38,.78); }
.portal-page .modal { border-radius:12px; border:1px solid var(--auth-border); }
.portal-page .choice-card,.portal-page .payment-btn,.portal-page .purchase-summary { border-radius:8px; }
.portal-page .choice-card.selected,.portal-page .payment-btn.selected { border-color:var(--auth-blue); background:#eef4ff; }

@media (max-width:820px) {
  .registration-page .shell { width:min(100% - 24px,680px); grid-template-columns:1fr; margin:12px auto; }
  .registration-page .brand { display:none; }
  .registration-page .panel { padding:28px 20px 36px; }
  .portal-page > header { align-items:flex-start; padding-inline:15px; }
  .portal-page .usuario { display:none; }
  .portal-page .header-actions { flex-wrap:wrap; justify-content:flex-end; }
  .portal-page .container { width:calc(100% - 28px); padding-top:36px; }
}

@media (max-width:480px) {
  .registration-page .row { grid-template-columns:1fr; }
  .registration-page .resumen-grid { grid-template-columns:1fr; }
  .portal-page > header .btn { min-height:40px; padding-inline:11px; font-size:.78rem; }
  .portal-page > header .logo { font-size:.88rem; }
  .portal-page > header .logo img { width:36px; height:36px; }
}