/* =====================================================================
   Login — IMF Brand Design System
   Pantalla dividida: panel corporativo azul (izquierda) + formulario
   blanco (derecha). Se carga solo desde Account/Login.
   ===================================================================== */

:root {
    --imf-azul: #084D90;
    --imf-azul-oscuro: #063B6F;
    --imf-azul-profundo: #052F59;
    --imf-verde: #0F8F2F;
    --imf-verde-claro: #4DA92C;
    --imf-turquesa: #54D6C9;
    --imf-gris: #4A4A4A;
    --imf-gris-suave: #6B7280;
    --imf-borde: #D6DEE8;
    --imf-fondo: #F5F7FA;
}

.imf-login {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(420px, 1fr);
    min-height: 100vh;
    font-family: "Inter", "Roboto", "Helvetica", "Arial", sans-serif;
    background: #ffffff;
}

/* ---------- Panel corporativo ---------- */
.imf-login-brand {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 32px;
    padding: 40px 56px;
    text-align: center;
    overflow: hidden;
    color: #ffffff;
    background: linear-gradient(160deg, var(--imf-azul) 0%, var(--imf-azul-oscuro) 55%, var(--imf-azul-profundo) 100%);
}

    /* Cuadrícula de mapa muy tenue: líneas finas cada 40 px y más marcadas cada 200 px.
       Se desvanece hacia los bordes con una máscara radial. */
    .imf-login-brand::before {
        content: "";
        position: absolute;
        inset: 0;
        pointer-events: none;
        background-image:
            linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
            linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
            linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
            linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
        background-size: 200px 200px, 200px 200px, 40px 40px, 40px 40px;
        background-position: center center;
        -webkit-mask-image: radial-gradient(ellipse at center, #000 35%, transparent 85%);
        mask-image: radial-gradient(ellipse at center, #000 35%, transparent 85%);
    }

    /* Franja de acento verde/turquesa en el borde derecho */
    .imf-login-brand::after {
        content: "";
        position: absolute;
        top: 0;
        right: 0;
        bottom: 0;
        width: 4px;
        background: linear-gradient(180deg, var(--imf-verde) 0%, var(--imf-verde-claro) 50%, var(--imf-turquesa) 100%);
    }

    .imf-login-brand > * {
        position: relative;
        z-index: 1;
    }

.imf-login-brand-body {
    max-width: 520px;
}

.imf-login-headline {
    margin: 0;
    font-size: clamp(2.4rem, 4vw, 3.4rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.5px;
}

/* ---------- Animación: ruta de trazabilidad ----------
   Una ruta punteada (predio → cosecha → transporte → planta → destino)
   recorrida por un pulso turquesa tenue cada 16 s. Cada nodo se enciende
   cuando el pulso pasa. Muy baja intensidad para no competir con el login. */
.imf-login-brand .imf-trace {
    position: absolute;
    inset: 0;
    z-index: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    animation: imf-trace-in 1.6s ease-out both;
}

.imf-trace-route {
    fill: none;
    stroke: rgba(84, 214, 201, 0.28);
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-dasharray: 2 7;
}

.imf-trace-pulse,
.imf-trace-glow {
    fill: none;
    stroke: var(--imf-turquesa);
    stroke-linecap: round;
    stroke-dasharray: 40 1100;
    stroke-dashoffset: 40;
    animation: imf-trace-pulse 16s linear infinite;
}

.imf-trace-pulse {
    stroke-width: 1.5;
    opacity: 0.5;
}

.imf-trace-glow {
    stroke-width: 5;
    opacity: 0.06;
}

.imf-trace-dot {
    fill: var(--imf-azul-oscuro);
    stroke: rgba(84, 214, 201, 0.55);
    stroke-width: 1.5;
    animation: imf-trace-dot 16s linear infinite;
}

.imf-trace-ping {
    fill: none;
    stroke: var(--imf-turquesa);
    stroke-width: 1.2;
    opacity: 0;
    transform-box: fill-box;
    transform-origin: center;
    animation: imf-trace-ping 16s ease-out infinite;
}

/* Check de validación: se dibuja sobre el nodo al pasar el pulso y se desvanece en 1 s */
.imf-trace-check {
    fill: none;
    stroke: var(--imf-verde-claro);
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 1;
    stroke-dashoffset: 1;
    opacity: 0;
    animation: imf-trace-check 16s ease-out infinite;
}

/* Nodos equidistantes: el pulso llega a cada uno a intervalos iguales (9 s de recorrido) */
.imf-trace-n1 > * { animation-delay: 0s; }
.imf-trace-n2 > * { animation-delay: 2.16s; }
.imf-trace-n3 > * { animation-delay: 4.33s; }
.imf-trace-n4 > * { animation-delay: 6.49s; }
.imf-trace-n5 > * { animation-delay: 8.65s; }

@keyframes imf-trace-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* 0 % → 56,25 % (9 s): el pulso recorre la ruta; luego pausa 7 s */
@keyframes imf-trace-pulse {
    0% { stroke-dashoffset: 40; }
    56.25% { stroke-dashoffset: -1000; }
    100% { stroke-dashoffset: -1000; }
}

@keyframes imf-trace-ping {
    0% { opacity: 0; transform: scale(0.7); }
    2% { opacity: 0.7; }
    14% { opacity: 0; transform: scale(3.2); }
    100% { opacity: 0; transform: scale(3.2); }
}

/* 16 s de ciclo: 1 s = 6,25 %. Se dibuja en ~0,25 s, se mantiene y se apaga al segundo */
@keyframes imf-trace-check {
    0% { opacity: 0; stroke-dashoffset: 1; }
    0.5% { opacity: 1; }
    1.6% { stroke-dashoffset: 0; }
    4% { opacity: 1; stroke-dashoffset: 0; }
    6.25% { opacity: 0; stroke-dashoffset: 0; }
    100% { opacity: 0; stroke-dashoffset: 0; }
}

@keyframes imf-trace-dot {
    0% { fill: var(--imf-azul-oscuro); stroke: rgba(84, 214, 201, 0.55); }
    2% { fill: var(--imf-turquesa); stroke: var(--imf-turquesa); }
    16% { fill: var(--imf-azul-oscuro); stroke: rgba(84, 214, 201, 0.55); }
    100% { fill: var(--imf-azul-oscuro); stroke: rgba(84, 214, 201, 0.55); }
}

/* ---------- Panel del formulario ---------- */
.imf-login-panel {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 24px;
    padding: 40px 32px;
    background: #ffffff;
}

.imf-login-card {
    width: 100%;
    max-width: 380px;
    margin: auto 0;
}

.imf-login-logo {
    display: block;
    height: auto;
    margin-bottom: 28px;
}

.imf-login-title {
    margin: 0;
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: #111827;
}

.imf-login-subtitle {
    margin: 6px 0 0;
    font-size: 0.95rem;
    color: var(--imf-gris-suave);
}

.imf-login-alert:not(:empty) {
    margin-top: 20px;
}

.imf-login-alert .mud-alert {
    border-radius: 10px;
}

.imf-login-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-top: 24px;
}

.imf-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.imf-field-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--imf-gris);
}

/* Campos: fondo blanco, borde suave y foco en azul corporativo */
.imf-login-form .mud-input-control {
    margin: 0;
}

.imf-login-form .mud-input.mud-input-outlined {
    background: #ffffff;
    border-radius: 10px;
}

.imf-login-form .mud-input-outlined-border {
    border-color: var(--imf-borde);
    border-radius: 10px;
}

.imf-login-form .mud-input.mud-input-outlined:hover:not(.mud-disabled) .mud-input-outlined-border {
    border-color: #9FB3C8;
}

.imf-login-form .mud-input-adornment-start .mud-icon-root {
    color: #8A9AAD;
}

.imf-login-form input::placeholder {
    color: #9AA5B1;
    opacity: 1;
}

.imf-login-form .mud-input-helper-text,
.imf-login-form .validation-message {
    font-size: 0.78rem;
}

.imf-login-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: -4px;
}

.imf-remember {
    font-size: 0.875rem;
    color: var(--imf-gris);
}

.imf-login-submit {
    height: 48px;
    margin-top: 4px;
    border-radius: 10px !important;
    font-family: inherit !important;
    font-size: 0.98rem !important;
    font-weight: 600 !important;
    letter-spacing: 0.2px !important;
    text-transform: none !important;
}

    /* Anula el "salto" global de site.css en los botones */
    .imf-login-submit:hover {
        transform: none !important;
        box-shadow: 0 8px 18px -8px rgba(8, 77, 144, 0.6) !important;
        background-color: var(--imf-azul-oscuro) !important;
    }

    .imf-login-submit:focus-visible {
        outline: 3px solid rgba(84, 214, 201, 0.7);
        outline-offset: 2px;
    }

.imf-login-help {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 28px 0 0;
    padding-top: 20px;
    border-top: 1px solid #EEF1F5;
    font-size: 0.82rem;
    color: var(--imf-gris-suave);
}

    .imf-login-help .mud-icon-root {
        color: #9AA5B1;
    }


/* Sello AWS (versión oscura): abajo a la derecha, colores completos y legible */
.imf-login-aws {
    position: absolute;
    right: 32px;
    bottom: 28px;
    width: 88px;
    height: auto;
    opacity: 1;
}

/* Realce sutil de ambos logos al pasar el mouse y al presionar */
.imf-login-logo,
.imf-login-aws {
    transform-origin: center;
    transition: transform 0.18s ease, filter 0.18s ease;
}

    .imf-login-logo:hover,
    .imf-login-aws:hover {
        transform: scale(1.04);
        filter: brightness(1.08) drop-shadow(0 2px 6px rgba(0, 0, 0, 0.15));
    }

    .imf-login-logo:active,
    .imf-login-aws:active {
        transform: scale(1.07);
        filter: brightness(1.12) drop-shadow(0 3px 10px rgba(0, 0, 0, 0.22));
    }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
    .imf-login {
        grid-template-columns: 1fr;
    }

    /* En pantallas chicas el panel azul pasa a ser una franja superior compacta */
    .imf-login-brand {
        padding: 20px 24px;
        gap: 12px;
    }

        .imf-login-brand::after {
            top: auto;
            left: 0;
            width: auto;
            height: 4px;
        }

    .imf-login-brand .imf-trace {
        display: none;
    }

    .imf-login-headline {
        font-size: 1.8rem;
    }

    .imf-login-panel {
        justify-content: flex-start;
        padding: 32px 20px 20px;
    }

    .imf-login-aws {
        position: static;
        align-self: flex-end;
    }
}

@media (prefers-reduced-motion: reduce) {
    .imf-login-submit,
    .imf-login-logo,
    .imf-login-aws {
        transition: none !important;
    }

    /* Sin movimiento: se deja solo la ruta estática */
    .imf-trace,
    .imf-trace-pulse,
    .imf-trace-glow,
    .imf-trace-dot,
    .imf-trace-ping {
        animation: none !important;
    }

    .imf-trace-pulse,
    .imf-trace-glow,
    .imf-trace-check {
        display: none;
    }
}