/* ============================================================
   Login — Sistema de Gestión de Activos Fijos
   ============================================================ */

:root {
    --xlogin-primary: #2451A0;
    --xlogin-accent: #41ADD4;
    --xlogin-accent-light: #6ec8e8;
    --xlogin-danger: #e63946;
    --xlogin-text: #0f172a;
    --xlogin-text-muted: #64748b;
    --xlogin-border: rgba(15, 23, 42, 0.10);
    --xlogin-shadow: 0 20px 50px rgba(15, 23, 42, 0.12);
    --xlogin-radius: 16px;
    --xlogin-transition: 0.22s ease;
}

*, *::before, *::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}

/* Layout principal */
.xlogin-page {
    display: flex;
    min-height: 100vh;
    background: #f8fafc;
}

/* ---- Panel de marca (izquierda) ---- */
.xlogin-brand {
    position: relative;
    flex: 0 0 44%;
    max-width: 540px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 2.5rem;
    background: linear-gradient(145deg, var(--xlogin-accent) 0%, var(--xlogin-primary) 55%, #1a3a7a 100%);
    overflow: hidden;
    color: #ffffff;
}

.xlogin-brand__decor {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 80%, rgba(255,255,255,0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255,255,255,0.06) 0%, transparent 40%);
    pointer-events: none;
}

.xlogin-brand__inner {
    position: relative;
    z-index: 1;
    max-width: 380px;
}

.xlogin-brand__logo-wrap {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 1.25rem 1.5rem;
    display: inline-flex;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.18);
    margin-bottom: 2rem;
}

.xlogin-brand__logo {
    max-width: 200px;
    height: auto;
    display: block;
}

.xlogin-brand__title {
    font-size: 1.65rem;
    font-weight: 800;
    line-height: 1.25;
    margin: 0 0 0.75rem;
    letter-spacing: -0.02em;
}

.xlogin-brand__subtitle {
    font-size: 0.95rem;
    line-height: 1.6;
    opacity: 0.88;
    margin: 0 0 2rem;
}

.xlogin-brand__features {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.xlogin-brand__features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    font-weight: 500;
    opacity: 0.92;
}

.xlogin-brand__features li i {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    font-size: 0.85rem;
    flex-shrink: 0;
}

/* ---- Panel del formulario (derecha) ---- */
.xlogin-main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1.5rem;
    background:
        radial-gradient(ellipse at 70% 0%, rgba(65, 173, 212, 0.06) 0%, transparent 60%),
        #f8fafc;
}

.xlogin-main__container {
    width: 100%;
    max-width: 420px;
}

/* Cabecera móvil (logo + título) */
.xlogin-mobile-header {
    display: none;
    text-align: center;
    margin-bottom: 1.75rem;
}

.xlogin-mobile-logo {
    margin-bottom: 1rem;
}

.xlogin-mobile-logo img {
    max-width: 260px;
    width: 85%;
    height: auto;
    background: #fff;
    border-radius: 18px;
    padding: 1.1rem 1.35rem;
    box-shadow: var(--xlogin-shadow);
}

.xlogin-mobile-title {
    font-size: 1.35rem;
    font-weight: 800;
    line-height: 1.3;
    margin: 0 0 0.5rem;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--xlogin-accent) 0%, var(--xlogin-primary) 55%, #1a3a7a 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.xlogin-mobile-subtitle {
    font-size: 0.875rem;
    color: var(--xlogin-text-muted);
    margin: 0;
    line-height: 1.5;
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
}

/* Alertas */
.xlogin-alerts {
    margin-bottom: 1.25rem;
}

.xlogin-alert {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    border: 0;
    border-radius: 12px;
    padding: 0.85rem 1rem;
    font-size: 0.875rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.xlogin-alert i {
    margin-top: 2px;
    flex-shrink: 0;
}

.xlogin-alert ul {
    padding-left: 1rem;
}

.xlogin-alert .close {
    margin-left: auto;
    padding: 0;
    font-size: 1.25rem;
    line-height: 1;
}

/* Tarjeta del formulario */
.xlogin-card {
    position: relative;
    background: #ffffff;
    border-radius: var(--xlogin-radius);
    box-shadow:
        0 4px 6px rgba(15, 23, 42, 0.04),
        0 20px 50px rgba(15, 23, 42, 0.10);
    border: 1px solid rgba(65, 173, 212, 0.12);
    padding: 0 2rem 2.25rem;
    overflow: hidden;
    animation: xloginFadeUp 0.5s ease both;
}

.xlogin-card__accent {
    height: 4px;
    margin: 0 -2rem 0;
    background: linear-gradient(90deg, var(--xlogin-accent) 0%, var(--xlogin-primary) 50%, #1a3a7a 100%);
}

.xlogin-card::before {
    content: "";
    position: absolute;
    top: 4px;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(180deg, rgba(65, 173, 212, 0.06) 0%, transparent 100%);
    pointer-events: none;
}

@keyframes xloginFadeUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.xlogin-card__header {
    position: relative;
    text-align: center;
    padding-top: 1.75rem;
    margin-bottom: 1.5rem;
}

.xlogin-card__badge {
    width: 64px;
    height: 64px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(65, 173, 212, 0.12) 0%, rgba(36, 81, 160, 0.08) 100%);
    border: 1px solid rgba(65, 173, 212, 0.22);
    box-shadow: 0 4px 14px rgba(36, 81, 160, 0.10);
    padding: 8px;
}

.xlogin-card__badge-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.xlogin-card__title {
    font-size: 1.85rem;
    font-weight: 800;
    margin: 0 0 0.4rem;
    letter-spacing: -0.03em;
    line-height: 1.15;
    background: linear-gradient(135deg, var(--xlogin-accent) 0%, var(--xlogin-primary) 55%, #1a3a7a 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.xlogin-card__desc {
    font-size: 0.9rem;
    color: var(--xlogin-text-muted);
    margin: 0;
    line-height: 1.5;
}

.xlogin-card__divider {
    width: 48px;
    height: 3px;
    margin: 1.25rem auto 0;
    border-radius: 3px;
    background: linear-gradient(90deg, var(--xlogin-accent), var(--xlogin-primary));
    opacity: 0.7;
}

/* Campos del formulario */
.xlogin-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.xlogin-field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.xlogin-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--xlogin-text);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

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

.xlogin-input-icon {
    position: absolute;
    left: 14px;
    color: var(--xlogin-text-muted);
    font-size: 0.95rem;
    pointer-events: none;
    z-index: 1;
    transition: color var(--xlogin-transition);
}

.xlogin-input {
    width: 100%;
    height: 48px;
    padding: 0 14px 0 42px;
    border: 1.5px solid var(--xlogin-border);
    border-radius: 10px;
    font-size: 0.95rem;
    color: var(--xlogin-text);
    background: #f8fafc;
    transition: border-color var(--xlogin-transition), box-shadow var(--xlogin-transition), background var(--xlogin-transition);
    outline: none;
}

.xlogin-input--clave {
    padding-right: 46px;
}

.xlogin-input::placeholder {
    color: #94a3b8;
}

.xlogin-input:hover {
    border-color: rgba(65, 173, 212, 0.4);
}

.xlogin-input:focus {
    border-color: var(--xlogin-accent);
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(65, 173, 212, 0.18);
}

.xlogin-input:focus ~ .xlogin-input-icon,
.xlogin-input-wrap:focus-within .xlogin-input-icon {
    color: var(--xlogin-accent);
}

/* Toggle contraseña */
.xlogin-toggle-clave {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--xlogin-text-muted);
    padding: 4px 6px;
    border-radius: 6px;
    transition: color var(--xlogin-transition), background var(--xlogin-transition);
    line-height: 1;
}

.xlogin-toggle-clave:hover {
    color: var(--xlogin-primary);
    background: rgba(36, 81, 160, 0.06);
}

/* Botón acceder */
.xlogin-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    width: 100%;
    height: 50px;
    margin-top: 0.5rem;
    border: none;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--xlogin-accent) 0%, var(--xlogin-primary) 100%);
    color: #ffffff;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(36, 81, 160, 0.30);
    transition: transform var(--xlogin-transition), box-shadow var(--xlogin-transition), filter var(--xlogin-transition);
}

.xlogin-submit:hover {
    filter: brightness(1.05);
    box-shadow: 0 8px 28px rgba(36, 81, 160, 0.38);
    transform: translateY(-1px);
}

.xlogin-submit:active {
    transform: translateY(0);
    box-shadow: 0 4px 14px rgba(36, 81, 160, 0.28);
}

.xlogin-submit i {
    font-size: 0.85rem;
    transition: transform var(--xlogin-transition);
}

.xlogin-submit:hover i {
    transform: translateX(3px);
}

/* Footer */
.xlogin-footer {
    text-align: center;
    margin-top: 1.75rem;
}

.xlogin-footer p {
    font-size: 0.75rem;
    color: var(--xlogin-text-muted);
    margin: 0;
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
    .xlogin-brand {
        display: none;
    }

    .xlogin-mobile-header {
        display: block;
    }

    .xlogin-main {
        padding: 1.5rem 1rem;
    }
}

@media (max-width: 400px) {
    .xlogin-mobile-title {
        font-size: 1.15rem;
    }

    .xlogin-card {
        padding: 0 1.25rem 1.75rem;
    }

    .xlogin-card__accent {
        margin: 0 -1.25rem 0;
    }

    .xlogin-card__title {
        font-size: 1.55rem;
    }
}