/* ============================================================
   LOGIN MODERNO - ESTILO CARD CENTRADO CON ILUSTRACIÓN
   Usando colores de acento del sistema
============================================================ */

:root {
    --login-primary: var(--accent-fill-rest);
    --login-primary-hover: var(--accent-fill-hover);
}

/* ============================================================
   CONTENEDOR PRINCIPAL
============================================================ */
.login-modern-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem;
    background: linear-gradient(135deg, color-mix(in srgb, var(--login-primary) 5%, #000 25%) 0%, 
    color-mix(in srgb, var(--login-primary) 15%, #000 25%) 50%, 
    color-mix(in srgb, var(--login-primary) 5%, #000 30%) 100%);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    position: relative;
    overflow: hidden;
}

/* Fondo decorativo con triángulos */
.login-modern-container::before,
.login-modern-container::after {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    border-style: solid;
    opacity: 0.15;
}

    .login-modern-container::before {
        bottom: 0;
        left: 10%;
        border-width: 0 0 300px 250px;
        border-color: transparent transparent color-mix(in srgb, var(--login-primary) 40%, var(--neutral-layer-card-container) 15%) transparent;
    }

    .login-modern-container::after {
        top: 0;
        right: 15%;
        border-width: 250px 200px 0 0;
        border-color: color-mix(in srgb, var(--login-primary) 40%, var(--neutral-layer-card-container) 20%) transparent transparent transparent;
    }

/* Ocultar partículas */
.particles-bg {
    display: none;
}

/* ============================================================
   CARD PRINCIPAL CENTRADO
============================================================ */
.login-card-modern {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 480px;
    background: transparent;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: cardFadeIn 0.5s ease-out;
}

@keyframes cardFadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================================
   HEADER - ILUSTRACIÓN ARRIBA
============================================================ */
.login-header {
    position: relative;
    padding: 2.5rem 2rem 2rem;
    background: linear-gradient(135deg, 
        var(--login-primary) 0%, 
        color-mix(in srgb, var(--login-primary) 85%, var(--login-primary-hover) 15%) 50%,
        var(--login-primary-hover) 100%);
    text-align: center;
    overflow: hidden;
    min-height: 220px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* Decoración de nubes y montañas (simulado con formas) */
.login-header::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: 
        radial-gradient(ellipse at 20% 100%, rgba(255, 255, 255, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse at 60% 100%, rgba(255, 255, 255, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 90% 100%, rgba(255, 255, 255, 0.18) 0%, transparent 50%);
}

    /* Divisor en forma de estrella */
    /*.login-header::after {
        content: '';
        position: absolute;
        bottom: -30px;
        left: 50%;
        transform: translateX(-50%);
        width: 60px;
        height: 60px;
        background: var(--accent-fill-rest);
        background-image: linear-gradient( 135deg, color-mix(in srgb, var(--foreground-on-accent-rest) 70%, var(--accent-fill-rest) 50%), color-mix(in srgb, var(--foreground-on-accent-rest) 70%, var(--accent-fill-rest) 50%) );*/
        /* ⭐ forma de estrella */
        /*clip-path: polygon( 50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35% );
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    }*/


.logo-container {
    position: relative;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 85px;
    height: 85px;
    margin-bottom: 1.25rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.login-logo {
    width: 52px;
    height: 52px;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.login-title {
    position: relative;
    z-index: 2;
    font-size: 2.125rem;
    font-weight: 800;
    margin: 0 0 0.375rem 0;
    color: white;
    letter-spacing: -1px;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}

.login-subtitle {
    position: relative;
    z-index: 2;
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.95);
    margin: 0;
    font-weight: 400;
}

/* ============================================================
   FORMULARIO - PANEL CON COLORES DEL TEMA
============================================================ */
.login-form-container {
    background: var(--neutral-layer-2);
    padding: 2.5rem 2.5rem 2rem;
    position: relative;
}

.login-form-container form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

/* ============================================================
   CAMPOS DEL FORMULARIO
============================================================ */
.form-group-modern {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label-modern {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--neutral-foreground-rest);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-label-modern fluent-icon {
    width: 18px;
    height: 18px;
    color: var(--login-primary);
}

/* Mantener estilos por defecto de FluentUI para inputs y selects */
.input-modern,
fluent-text-field,
fluent-select {
    width: 100%;
}

/* Password container */
.password-input-container {
    position: relative;
}

/* Checkbox */
.form-options {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: -0.5rem;
}

/* ============================================================
   BOTÓN DE LOGIN - SIN ESTILOS PERSONALIZADOS
============================================================ */
/* El botón usa completamente los estilos por defecto de FluentUI */

/* ============================================================
   ALERTAS
============================================================ */
.alert-error,
.alert-warning {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.alert-error {
    background: color-mix(in srgb, #ef4444 10%, transparent);
    border: 1px solid color-mix(in srgb, #ef4444 25%, transparent);
    color: #ef4444;
}

.alert-warning {
    background: color-mix(in srgb, #f59e0b 10%, transparent);
    border: 1px solid color-mix(in srgb, #f59e0b 25%, transparent);
    color: #f59e0b;
}

/* ============================================================
   FOOTER
============================================================ */
.login-info {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--neutral-stroke-divider-rest);
}

.login-info p {
    font-size: 0.8125rem;
    color: var(--neutral-foreground-hint);
    margin: 0;
}

/* ============================================================
   RESPONSIVE
============================================================ */

@media (max-width: 768px) {
    .login-modern-container {
        padding: 1.5rem;
    }

    .login-card-modern {
        max-width: 100%;
    }

    .login-header {
        padding: 2.5rem 2rem 2rem;
        min-height: 240px;
    }

    .logo-container {
        width: 85px;
        height: 85px;
        margin-bottom: 1.25rem;
    }

    .login-logo {
        width: 50px;
        height: 50px;
    }

    .login-title {
        font-size: 2rem;
    }

    .login-subtitle {
        font-size: 0.9375rem;
    }

    .login-form-container {
        padding: 2.5rem 2rem 2rem;
    }
}

@media (max-width: 480px) {
    .login-modern-container {
        padding: 1rem;
    }

    .login-card-modern {
        border-radius: 12px;
    }

    .login-header {
        padding: 2rem 1.5rem 1.75rem;
        min-height: 220px;
    }

    .logo-container {
        width: 75px;
        height: 75px;
        margin-bottom: 1rem;
    }

    .login-logo {
        width: 45px;
        height: 45px;
    }

    .login-title {
        font-size: 1.875rem;
    }

    .login-subtitle {
        font-size: 0.875rem;
    }

    .login-form-container {
        padding: 2rem 1.5rem 1.75rem;
    }

    .login-form-container form {
        gap: 1rem;
    }

    .form-label-modern {
        font-size: 0.8125rem;
    }
}

/* ============================================================
   AJUSTES ADICIONALES
============================================================ */

/* Eliminar height del botón en responsive */