/* Pantalla de acceso (superadmin y clientes). */
body.login-page { background: var(--bg); overflow-x: hidden; }
.slot { display: block; width: 100%; height: 100%; }
.slot > .media { background: transparent; }
.ic { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2; flex: none; }
code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: .85em; padding: .1rem .45rem; border-radius: 6px; background: var(--bg-2); border: 1px solid var(--line); color: var(--text); overflow-wrap: anywhere; }
.btn--lg { min-height: 52px; font-size: 1.05rem; }
.btn--block { width: 100%; }
#main:focus { outline: none; }

.lg { min-height: 100vh; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); }
@media (max-width: 900px) { .lg { grid-template-columns: 1fr; } }

/* Lado de marca */
.lg__aside { position: relative; isolation: isolate; overflow: hidden; display: flex; flex-direction: column; justify-content: space-between; gap: 2rem; padding: clamp(1.5rem, 4vw, 3.5rem); border-right: 1px solid var(--line); }
.lg__aside::before { content: ""; position: absolute; inset: 0; z-index: -2;
  background: radial-gradient(70% 60% at 85% 15%, color-mix(in srgb, var(--brand) 45%, transparent), transparent 70%), radial-gradient(60% 50% at 0% 100%, color-mix(in srgb, var(--accent) 28%, transparent), transparent 70%), var(--bg-2); }
.lg__aside::after { content: ""; position: absolute; inset: 0; z-index: -1; opacity: .4; pointer-events: none;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 52px 52px;
  -webkit-mask-image: radial-gradient(80% 80% at 50% 40%, #000, transparent); mask-image: radial-gradient(80% 80% at 50% 40%, #000, transparent); }
.brand__mark--xl { width: 56px; height: 56px; border-radius: 16px; font-size: 1.6rem; }
.lg__brand .brand__name { font-size: 1.25rem; }
.lg__eyebrow { margin: 0 0 .75rem; font-size: .8rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); }
.lg__tag { font-size: clamp(2rem, 4.6vw, 3.6rem); font-weight: 900; letter-spacing: -.04em; line-height: 1.02; margin: 0 0 1.25rem; overflow-wrap: anywhere; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lg__points { list-style: none; margin: 0; padding: 0; display: grid; gap: .6rem; max-width: 46ch; color: var(--text-2); }
.lg__points li { position: relative; padding-left: 1.6rem; }
.lg__points li::before { content: ""; position: absolute; left: 0; top: .5rem; width: .7rem; height: .7rem; border-radius: 50%; background: var(--grad); }
.lg__totem { display: none; }
@media (min-width: 901px) {
  .lg__totem { display: block; position: absolute; right: clamp(1rem, 4vw, 3rem); bottom: -2.5rem; width: clamp(130px, 14vw, 190px); aspect-ratio: 9 / 18; border-radius: 22px; padding: 7px; transform: rotate(-6deg);
    background: linear-gradient(160deg, #30304a, #11111b 50%, #1d1d2e); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .14), 0 30px 70px -20px rgba(0, 0, 0, .9), 0 0 60px -10px color-mix(in srgb, var(--brand) 60%, transparent); }
  .lg__screen { height: 100%; border-radius: 16px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .5rem; padding: .6rem; text-align: center; overflow: hidden; font-size: .8rem;
    background: radial-gradient(90% 60% at 50% 25%, color-mix(in srgb, var(--brand) 55%, #000), #000 85%); }
  .lg__screen .brand__mark { width: 40px; height: 40px; border-radius: 12px; font-size: 1.1rem; }
  .lg__touch { margin-top: .4rem; padding: .3rem .7rem; border-radius: 99px; background: var(--grad); color: #0A0A12; font-size: .65rem; font-weight: 900; animation: lg-pulse 2s ease-in-out infinite; }
}
@keyframes lg-pulse { 50% { transform: scale(1.07); } }

/* Formulario */
.lg__panel { display: grid; place-items: center; padding: clamp(1rem, 4vw, 3rem); }
.lg__card { width: min(440px, 100%); padding: clamp(1.4rem, 4vw, 2.2rem); }
.lg__card h1 { font-size: 1.7rem; margin: 0 0 .35rem; }
.lg__card .alert { margin-bottom: 1rem; }
.pw { position: relative; display: flex; gap: .5rem; align-items: center; }
.pw .input { flex: 1; min-width: 0; }
.pw__toggle { flex: none; min-width: 5.5rem; }
.input[aria-invalid="true"] { border-color: var(--danger); }
.lg__err:empty { display: none; }
.lg__err { margin-bottom: 1rem; }
.sess { grid-template-columns: 1fr; }
.sess__btns { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .4rem; }

/* Cuentas de demostración */
details.demo { margin: 1.5rem 0 1rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg-2); padding: 0 1rem; }
details.demo summary { min-height: 48px; display: flex; align-items: center; cursor: pointer; font-weight: 700; list-style-position: inside; }
details.demo[open] { padding-bottom: 1rem; }
.demo__list { list-style: none; margin: .5rem 0 0; padding: 0; display: grid; gap: .6rem; }
.demo__item { display: flex; align-items: center; justify-content: space-between; gap: .75rem; flex-wrap: wrap; padding: .7rem .8rem; border-radius: var(--radius-sm); background: var(--surface); border: 1px solid var(--line); }
.demo__txt { display: grid; gap: .2rem; min-width: 0; flex: 1 1 200px; }
.lg__note { margin: 0 0 .5rem; }

@media (prefers-reduced-motion: reduce) { .lg__touch { animation: none; } }