@import url('https://fonts.googleapis.com/css?family=Montserrat:400,700,800');

/* =========================================
   VARIABLES GLOBALES (Fácil administración)
   ========================================= */
:root {
    --primary-color: #0D6EFD; /* Rojo principal temporal */
    --secondary-color: #0d9efd; /* Rojo secundario (degradado) */
    --bg-color: #f6f5f7;
    --text-dark: #333333;
    --text-light: #FFFFFF;
    --border-radius: 10px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background: var(--bg-color);
    font-family: 'Montserrat', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow-x: hidden;
}

h1 {
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 5px;
    font-size: 1.5rem;
}

p {
    font-size: 14px;
    font-weight: 400;
    line-height: 1.5;
    margin-bottom: 10px;
}

a {
    color: var(--text-dark);
    font-size: 13px;
    text-decoration: none;
    margin: 15px 0;
}

/* Botones */
button {
    border-radius: 20px;
    border: 1px solid var(--primary-color);
    background-color: var(--primary-color);
    color: var(--text-light);
    font-size: 12px;
    font-weight: bold;
    padding: 12px 45px;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: transform 80ms ease-in;
    cursor: pointer;
    margin-top: 15px;
}

button:active {
    transform: scale(0.95);
}

button.ghost {
    background-color: transparent;
    border-color: var(--text-light);
}

/* Formularios */
form {
    background-color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 30px 20px;
    height: 100%;
    text-align: center;
}

input {
    background-color: #eee;
    border: none;
    padding: 12px 15px;
    margin: 8px 0;
    width: 100%;
    border-radius: 5px;
    font-family: 'Montserrat', sans-serif;
}

.checkbox-container {
    display: flex;
    align-items: center;
    width: 100%;
    font-size: 12px;
    margin-top: 10px;
    text-align: left;
}

.checkbox-container input {
    width: auto;
    margin-right: 10px;
}


input, select {
    background-color: #eee;
    border: none;
    padding: 12px 15px;
    margin: 8px 0;
    width: 100%;
    border-radius: 5px;
    font-family: 'Montserrat', sans-serif;
    color: var(--text-dark);
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23333333%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E");
    background-repeat: no-repeat;
    background-position: right 15px top 50%;
    background-size: 12px auto;
}

/* =========================================
   CONTENEDOR PRINCIPAL (Mobile First)
   ========================================= */
.container {
    background-color: #fff;
    border-radius: var(--border-radius);
    box-shadow: 0 14px 28px rgba(0,0,0,0.25), 0 10px 10px rgba(0,0,0,0.22);
    position: relative;
    overflow: hidden;
    width: 100vw;
    min-height: 100vh;
}

.form-container {
    position: absolute;
    top: 0;
    height: 100%;
    width: 100%;
    transition: all 0.6s ease-in-out;
}

/* Lógica Móvil (Ocupan el 100% de la pantalla) */
.sign-in-container {
    left: 0;
    z-index: 2;
}

.container.right-panel-active .sign-in-container {
    transform: translateX(100%);
}

.sign-up-container {
    left: 0;
    opacity: 0;
    z-index: 1;
}

.container.right-panel-active .sign-up-container {
    transform: translateX(0);
    opacity: 1;
    z-index: 5;
}

/* Capa superior (Overlay) para Móviles */
.overlay-container {
    display: none; /* En móviles muy pequeños, manejamos el cambio con botones simples o lo ocultamos temporalmente para priorizar los formularios */
}

/* Botones de cambio exclusivos para móvil */
.mobile-toggle {
    background: none;
    border: none;
    color: var(--primary-color);
    text-decoration: underline;
    text-transform: none;
    padding: 0;
    margin-top: 20px;
    font-size: 14px;
}

       .app-header { position: absolute; top: 20px; left: 30px; z-index: 100; }
        .app-footer { position: absolute; bottom: 15px; width: 100%; text-align: center; z-index: 100; font-size: 12px; color: #555; }
        .app-footer a { color: #555; text-decoration: underline; }
        .radio-group { display: flex; gap: 20px; margin: 10px 0; width: 100%; justify-content: center; }
        .radio-group label { cursor: pointer; font-size: 14px; display: flex; align-items: center; gap: 5px; }

/* =========================================
   MEDIA QUERIES (Tablets y Desktop)
   ========================================= */
@media (min-width: 768px) {
    .container {
        width: 900px;
        max-width: 100%;
        min-height: 600px;
        border-radius: var(--border-radius);
        margin: 20px;
    }

    /* Vuelve al diseño de mitades 50/50 */
    .form-container {
        width: 50%;
    }

    .container.right-panel-active .sign-in-container {
        transform: translateX(100%);
    }

    .container.right-panel-active .sign-up-container {
        transform: translateX(100%);
    }

    /* Activa el panel rojo deslizable */
    .overlay-container {
        display: block;
        position: absolute;
        top: 0;
        left: 50%;
        width: 50%;
        height: 100%;
        overflow: hidden;
        transition: transform 0.6s ease-in-out;
        z-index: 100;
    }

    .container.right-panel-active .overlay-container {
        transform: translateX(-100%);
    }

    .overlay {
        background: var(--primary-color);
        background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
        color: var(--text-light);
        position: relative;
        left: -100%;
        height: 100%;
        width: 200%;
        transform: translateX(0);
        transition: transform 0.6s ease-in-out;
    }

    .container.right-panel-active .overlay {
        transform: translateX(50%);
    }

    .overlay-panel {
        position: absolute;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-direction: column;
        padding: 0 40px;
        text-align: center;
        top: 0;
        height: 100%;
        width: 50%;
        transform: translateX(0);
        transition: transform 0.6s ease-in-out;
    }

    .overlay-panel h1 {
        color: var(--text-light);
    }

    .overlay-left {
        transform: translateX(-20%);
    }

    .container.right-panel-active .overlay-left {
        transform: translateX(0);
    }

    .overlay-right {
        right: 0;
        transform: translateX(0);
    }

    .container.right-panel-active .overlay-right {
        transform: translateX(20%);
    }
    
    /* Oculta los enlaces de cambio móvil en Desktop */
    .mobile-toggle {
        display: none;
    }
}