/* Pagina de la demo (/demo): independiente del resto del sitio, sin Bootstrap. */
:root {
    --dm-fondo: #F4F6FA;
    --dm-texto: #0F172A;
    --dm-texto-2: #374151;
    --dm-tenue: #5B6576;
    --dm-borde: #CBD3DE;
    --dm-borde-hover: #9AA7B8;
    --dm-primario: #2563EB;
    --dm-primario-hover: #1D4ED8;
    --dm-oscuro: #0E1A33;
    --dm-error: #B91C1C;
    --dm-titulos: 'Plus Jakarta Sans', Inter, system-ui, sans-serif;
}

* { box-sizing: border-box; }
body.dm { margin: 0; background: var(--dm-fondo); color: var(--dm-texto); font: 400 15px/1.5 Inter, system-ui, -apple-system, 'Segoe UI', sans-serif; -webkit-font-smoothing: antialiased; }
.dm a { color: var(--dm-primario-hover); }
.dm a:hover { color: #1E3A8A; }

.dm-pagina { min-height: 100vh; display: flex; flex-direction: column; }

.dm-barra, .dm-cuerpo, .dm-pie { width: 100%; max-width: 1200px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
.dm-barra { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 20px; padding-bottom: 20px; }
.dm .dm-marca { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--dm-texto); font: 800 19px var(--dm-titulos); letter-spacing: -0.01em; }
.dm-marca-icono { width: 36px; height: 36px; border-radius: 10px; background: var(--dm-primario); display: flex; align-items: center; justify-content: center; }
.dm .dm-volver { display: flex; align-items: center; gap: 6px; min-height: 44px; font-size: 14px; font-weight: 500; text-decoration: none; }

.dm-cuerpo { flex: 1; display: flex; flex-wrap: wrap; gap: 24px; align-items: stretch; padding-top: 8px; padding-bottom: 48px; }

/* Panel oscuro */
.dm-lado { flex: 1 1 360px; min-width: 0; background: var(--dm-oscuro); color: #fff; border-radius: 20px; padding: 44px 40px; display: flex; flex-direction: column; gap: 32px; }
.dm-lado-arriba { display: flex; flex-direction: column; gap: 14px; }
.dm-etiqueta { align-self: flex-start; font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: #BFD4FF; background: rgba(147,197,253,.14); padding: 6px 12px; border-radius: 999px; }
.dm-titulo { margin: 0; font: 800 38px/1.12 var(--dm-titulos); letter-spacing: -0.02em; }
.dm-bajada { margin: 0; font-size: 16px; line-height: 1.6; color: #C9D3E6; }
.dm-pasos { display: flex; flex-direction: column; gap: 18px; }
.dm-pasos-titulo { font-size: 13px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: #93A4C3; }
.dm-paso { display: flex; gap: 14px; align-items: flex-start; }
.dm-paso-numero { flex: none; width: 32px; height: 32px; border-radius: 999px; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 14px; background: rgba(255,255,255,.08); color: #BFD4FF; border: 1px solid rgba(191,212,255,.35); }
.dm-paso-activo { background: var(--dm-primario); color: #fff; border-color: var(--dm-primario); }
.dm-paso-texto { display: flex; flex-direction: column; gap: 3px; padding-top: 4px; }
.dm-paso-texto strong { font-weight: 600; font-size: 15px; }
.dm-paso-texto span { font-size: 14px; line-height: 1.5; color: #AFBCD3; }
.dm-seguro { margin-top: auto; display: flex; gap: 12px; align-items: flex-start; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); border-radius: 14px; padding: 16px; font-size: 14px; line-height: 1.55; color: #C9D3E6; }
.dm-seguro svg { flex: none; margin-top: 1px; }

/* Tarjeta blanca */
.dm-tarjeta { flex: 999 1 540px; min-width: 0; background: #fff; border-radius: 20px; padding: 40px 44px; box-shadow: 0 1px 2px rgba(15,23,42,.06), 0 12px 32px rgba(15,23,42,.06); }
.dm-form { display: flex; flex-direction: column; gap: 28px; }
.dm-encabezado { display: flex; flex-direction: column; gap: 6px; }
.dm-encabezado h2 { margin: 0; font: 800 26px var(--dm-titulos); letter-spacing: -0.01em; }
.dm-encabezado p { margin: 0; font-size: 15px; color: var(--dm-tenue); }
.dm-req { color: var(--dm-error); }

.dm-alerta { display: flex; gap: 10px; align-items: center; background: #FEF2F2; border: 1px solid #FECACA; color: #991B1B; border-radius: 12px; padding: 12px 14px; font-size: 14px; }
.dm-alerta svg { flex: none; }
.dm-alerta[hidden] { display: none; }

.dm-grupo { border: 0; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.dm-grupo legend { padding: 0; margin-bottom: 14px; font-size: 13px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--dm-tenue); }
.dm-fila { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.dm-campo { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.dm-campo label { font-size: 14px; font-weight: 500; }
.dm-ayuda { font-size: 13px; color: var(--dm-tenue); }
.dm-mensaje { font-size: 13px; color: var(--dm-error); }
.dm-campo.dm-con-error .dm-ayuda { display: none; }
.dm-mensaje:empty { display: none; }

.dm-input { width: 100%; height: 48px; padding: 0 14px; border: 1px solid var(--dm-borde); border-radius: 10px; background: #fff; font: 400 15px/1.2 Inter, system-ui, sans-serif; color: var(--dm-texto); outline: none; transition: border-color .15s, box-shadow .15s; }
.dm-input:hover { border-color: var(--dm-borde-hover); }
.dm-input:focus { border-color: var(--dm-primario); box-shadow: 0 0 0 4px rgba(37,99,235,.15); }
.dm-input::placeholder { color: #8A94A6; }
.dm-con-error .dm-input { border-color: var(--dm-error); }
.dm-con-error .dm-input:focus { box-shadow: 0 0 0 4px rgba(185,28,28,.12); }
.dm-select { position: relative; }
.dm-select select { appearance: none; -webkit-appearance: none; padding-right: 40px; cursor: pointer; }
.dm-select svg { position: absolute; right: 14px; top: 15px; pointer-events: none; }

.dm-acepta { display: flex; gap: 12px; align-items: flex-start; cursor: pointer; font-size: 14px; line-height: 1.55; color: var(--dm-texto-2); }
.dm-acepta input { flex: none; width: 20px; height: 20px; margin: 1px 0 0; accent-color: var(--dm-primario); cursor: pointer; }
.dm-acepta input:focus-visible { outline: 3px solid #93C5FD; outline-offset: 2px; }
.dm-acepta-campo .dm-mensaje { padding-left: 32px; }

.dm-enviar { display: flex; flex-direction: column; gap: 14px; }
.dm-boton { min-height: 54px; width: 100%; border: 0; border-radius: 12px; background: var(--dm-primario); color: #fff; font: 600 16px Inter, system-ui, sans-serif; cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 10px; text-decoration: none; transition: background .15s, transform .05s; }
.dm .dm-boton { color: #fff; }
.dm-boton:hover { background: var(--dm-primario-hover); }
.dm-boton:active { transform: translateY(1px); }
.dm-boton:focus-visible { outline: 3px solid #93C5FD; outline-offset: 2px; }
.dm-boton[disabled] { opacity: .7; cursor: default; }
.dm-boton-auto { width: auto; padding: 0 24px; }
.dm-nota { margin: 0; text-align: center; font-size: 13px; color: var(--dm-tenue); }

/* Campo trampa contra robots: una persona no lo ve */
.dm-trampa { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

/* Avisos (email enviado, enlace vencido...) */
.dm-aviso { min-height: 520px; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 18px; padding: 24px 8px; }
.dm-aviso-icono { width: 72px; height: 72px; border-radius: 999px; display: flex; align-items: center; justify-content: center; background: #DCFCE7; color: #15803D; }
.dm-aviso-icono.dm-atencion { background: #FEF3C7; color: #B45309; }
.dm-aviso h2 { margin: 0; font: 800 28px var(--dm-titulos); letter-spacing: -0.01em; }
.dm-aviso p { margin: 0; max-width: 440px; font-size: 16px; line-height: 1.6; color: #4B5563; }
.dm-aviso p strong { color: var(--dm-texto); }
.dm-aviso .dm-aviso-chico { font-size: 14px; color: var(--dm-tenue); }

.dm-pie { display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; padding-bottom: 28px; font-size: 13px; color: var(--dm-tenue); }

@media (max-width: 720px) {
    .dm-barra, .dm-cuerpo, .dm-pie { padding-left: 16px; padding-right: 16px; }
    .dm-cuerpo { gap: 16px; }
    .dm-fila { grid-template-columns: minmax(0, 1fr); }
    .dm-lado { padding: 28px 22px; gap: 24px; border-radius: 16px; }
    .dm-tarjeta { padding: 24px 20px; border-radius: 16px; }
    .dm-titulo { font-size: 30px; }
    .dm-bajada, .dm-seguro { display: none; }
    .dm-aviso { min-height: 360px; }
}