/* ============================================================
   Login — VISIÓ NOCTURNA (identidad 2026)
   Solo presentación. Los IDs y clases que usa el script de
   autenticación (errorBox, infoBox, turnoCard, loginBtn, .spinner)
   se conservan intactos.
   ============================================================ */

body {
    min-height: 100vh;
    min-height: 100dvh;
    background: var(--nt-bg);
    overflow-x: hidden;
}

/* ---------- Fondo ---------- */
.login-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
    background:
        radial-gradient(900px 520px at 78% 18%, rgba(110, 91, 255, 0.16), transparent 62%),
        radial-gradient(700px 460px at 12% 88%, rgba(59, 130, 246, 0.10), transparent 60%),
        var(--nt-bg);
}

.login-bg-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.45;
}

.login-bg-orb--1 {
    width: 420px;
    height: 420px;
    top: -120px;
    right: 8%;
    background: rgba(110, 91, 255, 0.35);
}

.login-bg-orb--2 {
    width: 360px;
    height: 360px;
    bottom: -140px;
    left: 4%;
    background: rgba(79, 134, 255, 0.22);
}

.login-bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(176, 173, 255, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(176, 173, 255, 0.035) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
}

/* ---------- Distribución ---------- */
.login-wrapper {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    min-height: 100dvh;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    place-items: center;
    gap: var(--nt-space-10);
    padding: var(--nt-space-6) var(--nt-space-4);
    max-width: 1180px;
    margin: 0 auto;
}

/* Panel de marca: solo cuando hay sitio */
.login-showcase { display: none; }

@media (min-width: 1024px) {
    .login-wrapper { grid-template-columns: minmax(0, 1.1fr) minmax(0, 440px); }

    .login-showcase {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: var(--nt-space-8);
        justify-self: center;
    }

    .login-showcase__logo {
        width: min(400px, 100%);
        height: auto;
        filter: drop-shadow(0 20px 60px rgba(110, 91, 255, 0.25));
    }

    .login-showcase__modules {
        list-style: none;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--nt-space-2);
        max-width: 460px;
    }

    .login-showcase__modules li {
        display: inline-flex;
        align-items: center;
        gap: var(--nt-space-2);
        padding: 0.35rem 0.8rem;
        border: 1px solid var(--nt-glass-border);
        border-radius: var(--nt-radius-full);
        background: rgba(17, 20, 35, 0.6);
        color: var(--nt-text-secondary);
        font-size: var(--nt-text-xs);
        font-weight: 500;
    }

    .login-showcase__modules i { color: var(--nt-lavender); font-size: 0.75rem; }
}

/* ---------- Tarjeta ---------- */
.login-card {
    position: relative;
    width: 100%;
    max-width: 440px;
    background: var(--nt-glass-bg);
    -webkit-backdrop-filter: var(--nt-glass-blur);
    backdrop-filter: var(--nt-glass-blur);
    border: 1px solid var(--nt-glass-border);
    border-radius: var(--nt-radius-2xl);
    box-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.9), 0 1px 0 rgba(255, 255, 255, 0.04) inset;
    overflow: hidden;
    animation: login-in 0.5s var(--nt-transition-spring) both;
}

.login-card__glow {
    position: absolute;
    inset: 0 0 auto 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(143, 123, 255, 0.8), transparent);
}

@keyframes login-in {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ---------- Cabecera ---------- */
.login-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--nt-space-8) var(--nt-space-8) var(--nt-space-5);
}

.login-brand-logo {
    width: 60px;
    height: auto;
    margin-bottom: var(--nt-space-4);
    filter: drop-shadow(0 8px 24px rgba(110, 91, 255, 0.35));
}

.login-brand-title {
    line-height: 0;
    margin: 0;
}

.login-brand-title img {
    width: 190px;
    height: auto;
}

.login-brand-subtitle {
    margin-top: var(--nt-space-4);
    font-size: var(--nt-text-sm);
    color: var(--nt-text-muted);
}

/* En escritorio el logo grande ya está en el panel de marca */
@media (min-width: 1024px) {
    .login-brand-logo,
    .login-brand-title { display: none; }
    .login-header { align-items: flex-start; text-align: left; padding-top: var(--nt-space-8); }
    .login-header::before {
        content: 'Iniciar sesión';
        font-family: var(--nt-font-display);
        font-size: var(--nt-text-2xl);
        font-weight: 600;
        color: var(--nt-text);
    }
    .login-brand-subtitle { margin-top: var(--nt-space-1); }
}

/* ---------- Cuerpo ---------- */
.login-body {
    padding: 0 var(--nt-space-8) var(--nt-space-6);
}

.input-group {
    margin-bottom: var(--nt-space-4);
}

.input-group label {
    display: block;
    margin-bottom: var(--nt-space-2);
    font-size: var(--nt-text-xs);
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--nt-text-muted);
}

.input-field {
    position: relative;
    display: flex;
    align-items: center;
}

.input-field i {
    position: absolute;
    left: 0.95rem;
    font-size: 0.85rem;
    color: var(--nt-text-dim);
    pointer-events: none;
    transition: color var(--nt-transition-fast);
    z-index: 1;
}

.input-field input {
    width: 100%;
    height: 48px;
    padding: 0 1rem 0 2.6rem;
    background: rgba(8, 10, 19, 0.7);
    border: 1px solid var(--nt-border);
    border-radius: var(--nt-radius-lg);
    color: var(--nt-text);
    font-family: var(--nt-font);
    font-size: 1rem;
    transition: border-color var(--nt-transition-fast), box-shadow var(--nt-transition-fast), background var(--nt-transition-fast);
}

.input-field input::placeholder { color: var(--nt-text-dim); }

.input-field input:hover { border-color: var(--nt-border-light); }

.input-field input:focus {
    outline: none;
    border-color: var(--nt-primary);
    background: rgba(8, 10, 19, 0.9);
    box-shadow: 0 0 0 3px var(--nt-primary-light);
}

.input-field:focus-within i { color: var(--nt-lavender); }

/* Se conserva el elemento por compatibilidad; el foco lo dibuja el input */
.input-focus-ring { display: none; }

/* ---------- Botón ---------- */
.btn-login {
    position: relative;
    width: 100%;
    height: 50px;
    margin-top: var(--nt-space-3);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--nt-space-2);
    border: none;
    border-radius: var(--nt-radius-lg);
    background: var(--nt-gradient-brand);
    color: #fff;
    font-family: var(--nt-font);
    font-size: var(--nt-text-base);
    font-weight: 600;
    letter-spacing: 0.01em;
    cursor: pointer;
    overflow: hidden;
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.15) inset, 0 12px 28px -14px rgba(110, 91, 255, 0.9);
    transition: filter var(--nt-transition-fast), box-shadow var(--nt-transition-fast), transform var(--nt-transition-fast);
}

.btn-login::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, 0.14) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.btn-login:hover:not(:disabled) {
    filter: brightness(1.08);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.15) inset, 0 16px 34px -14px rgba(110, 91, 255, 1);
}

.btn-login:hover:not(:disabled)::before { transform: translateX(100%); }
.btn-login:active:not(:disabled) { transform: translateY(1px); }
.btn-login:focus-visible { outline: 2px solid var(--nt-lavender); outline-offset: 3px; }

.btn-login:disabled {
    opacity: 0.7;
    cursor: wait;
}

.btn-login__text { position: relative; }

.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: nt-spin 0.7s linear infinite;
    display: inline-block;
}

@keyframes nt-spin { to { transform: rotate(360deg); } }

/* ---------- Mensajes ---------- */
.error-msg {
    display: none;
    margin-bottom: var(--nt-space-4);
    padding: 0.75rem 0.9rem;
    border: 1px solid rgba(239, 68, 68, 0.35);
    border-radius: var(--nt-radius-md);
    background: var(--nt-danger-light);
    color: #fca5a5;
    font-size: var(--nt-text-sm);
}

.info-msg {
    margin-bottom: var(--nt-space-4);
    padding: 0.75rem 0.9rem;
    border: 1px solid rgba(79, 134, 255, 0.3);
    border-radius: var(--nt-radius-md);
    background: var(--nt-secondary-light);
    color: var(--nt-text-secondary);
    font-size: var(--nt-text-sm);
}

.info-msg i { color: var(--nt-secondary); margin-right: 0.35rem; }
.info-msg strong { color: var(--nt-text); }

.turno-card {
    margin-bottom: var(--nt-space-4);
    padding: var(--nt-space-4);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: var(--nt-radius-lg);
    background: var(--nt-warning-light);
    color: var(--nt-text-secondary);
    font-size: var(--nt-text-sm);
}

.turno-card i { color: var(--nt-warning); margin-right: 0.35rem; }
.turno-card p { color: var(--nt-text-secondary); margin: 0.2rem 0; }
.turno-card small { color: var(--nt-text-muted); }

/* ---------- Pie ---------- */
.login-footer {
    padding: 0 var(--nt-space-8) var(--nt-space-6);
}

.login-footer__line {
    height: 1px;
    margin-bottom: var(--nt-space-4);
    background: linear-gradient(90deg, transparent, var(--nt-border-light), transparent);
}

.login-footer__content {
    text-align: center;
    font-size: 0.68rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--nt-text-dim);
}

/* ---------- Móvil ---------- */
@media (max-width: 480px) {
    .login-wrapper { padding: var(--nt-space-4) var(--nt-space-3); align-items: start; padding-top: 8vh; }
    .login-header { padding: var(--nt-space-6) var(--nt-space-5) var(--nt-space-4); }
    .login-body,
    .login-footer { padding-left: var(--nt-space-5); padding-right: var(--nt-space-5); }
    .login-brand-title img { width: 170px; }
}