/**
 * Nebulosa ERP — pantalla de login (Index.html)
 */

:root {
    --nl-primary: #2563eb;
    --nl-primary-dark: #1d4ed8;
    --nl-border: #e2e8f0;
    --nl-text: #0f172a;
    --nl-muted: #64748b;
    --nl-radius: 16px;
}

body.neb-login-page {
    margin: 0;
    min-height: 100vh;
    font-family: 'Inter', 'Lato', system-ui, sans-serif;
    color: var(--nl-text);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

body.neb-login-page.img {
    background: #0f172a;
}

/* Fondo video + overlay */
.nl-backdrop {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.nl-backdrop .fullscreen-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

.nl-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(15, 23, 42, 0.82) 0%, rgba(30, 58, 138, 0.55) 45%, rgba(15, 23, 42, 0.75) 100%);
    pointer-events: none;
}

/* Layout principal */
.nl-page {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.nl-shell {
    width: 100%;
    max-width: 420px;
}

/* Tarjeta de login */
.nl-card {
    background: rgba(255, 255, 255, 0.97);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: var(--nl-radius);
    box-shadow:
        0 25px 50px -12px rgba(15, 23, 42, 0.45),
        0 0 0 1px rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    overflow: hidden;
}

.nl-brand {
    padding: 1.75rem 1.75rem 1.25rem;
    text-align: center;
    border-bottom: 1px solid var(--nl-border);
    background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
}

.nl-logo {
    width: 52px;
    height: 52px;
    margin: 0 auto 0.85rem;
    border-radius: 14px;
    background: linear-gradient(135deg, #1e3a8a, #2563eb, #0ea5e9);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.35rem;
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.35);
}

.nl-brand h1,
.neb-login-page .heading-section {
    margin: 0;
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--nl-text) !important;
    letter-spacing: -0.02em;
}

.nl-brand p {
    margin: 0.4rem 0 0;
    font-size: 0.88rem;
    color: var(--nl-muted);
    line-height: 1.45;
}

.nl-form-body {
    padding: 1.5rem 1.75rem 1.75rem;
}

/* Campos */
.neb-login-page .form-group {
    margin-bottom: 1rem;
}

.nl-field-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--nl-muted);
    margin-bottom: 0.35rem;
}

.nl-input-wrap {
    position: relative;
}

.nl-input-icon {
    position: absolute;
    left: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    font-size: 0.9rem;
    pointer-events: none;
    z-index: 2;
}

.neb-login-page .form-control {
    height: 48px !important;
    width: 100%;
    padding: 0.65rem 2.75rem 0.65rem 2.5rem !important;
    border: 1px solid var(--nl-border) !important;
    border-radius: 10px !important;
    background: #fff !important;
    color: var(--nl-text) !important;
    font-size: 0.95rem !important;
    font-family: inherit;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.neb-login-page .form-control::placeholder {
    color: #94a3b8 !important;
}

.neb-login-page .form-control:hover {
    border-color: #cbd5e1 !important;
    background: #fff !important;
}

.neb-login-page .form-control:focus {
    outline: none !important;
    border-color: var(--nl-primary) !important;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14) !important;
    background: #fff !important;
}

.neb-login-page .field-icon {
    top: 50%;
    right: 0.85rem;
    left: auto;
    transform: translateY(-50%);
    color: #94a3b8;
    cursor: pointer;
    z-index: 3;
    padding: 0.25rem;
    transition: color 0.15s ease;
}

.neb-login-page .field-icon:hover {
    color: var(--nl-primary);
}

/* Botón ingresar */
.neb-login-page .btn.btn-primary,
.neb-login-page #Btn_iniciar_session {
    height: 48px;
    margin-top: 0.35rem;
    border: none !important;
    border-radius: 10px !important;
    background: linear-gradient(135deg, var(--nl-primary-dark), var(--nl-primary)) !important;
    color: #fff !important;
    font-size: 0.92rem !important;
    font-weight: 700 !important;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35) !important;
}

.neb-login-page .btn.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.4) !important;
    background: linear-gradient(135deg, #1e40af, var(--nl-primary-dark)) !important;
    color: #fff !important;
    border: none !important;
}

.neb-login-page .btn.btn-primary:active {
    transform: translateY(0);
}

.neb-login-page .btn.btn-primary:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    transform: none;
}

.nl-footer {
    padding: 0.85rem 1.75rem 1.25rem;
    text-align: center;
    font-size: 0.78rem;
    color: var(--nl-muted);
    border-top: 1px solid var(--nl-border);
    background: #f8fafc;
}

.nl-footer a {
    color: var(--nl-primary);
    text-decoration: none;
    font-weight: 600;
}

.nl-footer a:hover {
    text-decoration: underline;
}

/* Ocultar layout legacy */
.neb-login-page .ftco-section {
    padding: 0;
    display: none;
}

.neb-login-page .fullscreen-container {
    display: none;
}

@media (max-width: 480px) {
    .nl-page {
        padding: 1rem;
        align-items: flex-end;
        padding-bottom: 2rem;
    }

    .nl-brand {
        padding: 1.35rem 1.25rem 1rem;
    }

    .nl-form-body {
        padding: 1.25rem;
    }
}

/* Barra superior */
.nl-topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    background: rgba(15, 23, 42, 0.55);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.nl-topbar-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.75rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    color: #fff !important;
    text-decoration: none !important;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.18);
    transition: background 0.15s ease;
}

.nl-topbar-link:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #fff !important;
}

.nl-page {
    padding-top: 3.5rem;
}

/* Accesos secundarios */
.nl-access-stack {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nl-btn-access {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    width: 100%;
    height: 44px;
    border-radius: 10px;
    font-size: 0.88rem;
    font-weight: 700;
    text-decoration: none !important;
    transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.nl-btn-access i {
    font-size: 1rem;
}

.nl-btn-bancario {
    border: 1px solid #99f6e4;
    background: linear-gradient(180deg, #f0fdfa 0%, #ecfdf5 100%);
    color: #0f766e !important;
}

.nl-btn-bancario:hover {
    transform: translateY(-1px);
    border-color: #5eead4;
    box-shadow: 0 4px 14px rgba(13, 148, 136, 0.2);
    color: #115e59 !important;
}

.nl-btn-colaborador {
    border: 1px solid #c7d2fe;
    background: linear-gradient(180deg, #eef2ff 0%, #f5f3ff 100%);
    color: #4338ca !important;
}

.nl-btn-colaborador:hover {
    transform: translateY(-1px);
    border-color: #a5b4fc;
    box-shadow: 0 4px 14px rgba(79, 70, 229, 0.2);
    color: #3730a3 !important;
}

.nl-btn-soporte-ti {
    border: 1px solid #bfdbfe;
    background: linear-gradient(180deg, #eff6ff 0%, #f8fafc 100%);
    color: #1d4ed8 !important;
}

.nl-btn-soporte-ti:hover {
    transform: translateY(-1px);
    border-color: #93c5fd;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.2);
    color: #1e40af !important;
}

.nl-access-hint {
    margin: 0.35rem 0 0.65rem;
    font-size: 0.75rem;
    color: #64748b;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    text-align: center;
}

.nl-access-hint .fa-lock {
    color: #2563eb;
    font-size: 0.72rem;
}

/* legacy alias */
.nl-btn-bancario.nl-btn-access {
    margin-top: 0;
}

.nl-actions-divider {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin: 0.85rem 0 0.25rem;
    color: var(--nl-muted);
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.nl-actions-divider::before,
.nl-actions-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--nl-border);
}

@media (prefers-reduced-motion: reduce) {
    .nl-backdrop .fullscreen-video {
        display: none;
    }

    .nl-overlay {
        background: linear-gradient(135deg, #0f172a, #1e3a8a);
    }
}