/* ============================================================ VARIABLES DE COLOR ============================================================ */
:root {
    --primary-color: #005689;
    --primary-2-color: #0078aa;
    --secondary-color: #ed9b00;
    --gray: #767676;  
    --down-gray: #ebebeb;
    --color-black: #000000;
    --color-white: #ffffff;
}

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

body {
    margin: 0;
    padding: 0;
    background-image: url('../img/Estrategias-de-Publicidad-de-Oftalmologia-1.jpg');
    background-color: var(--down-gray);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    font-family: 'Nunito Sans', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.form-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
    width: 100%;
    height: 100%;
}

.form-container {
    width: 360px;
    background-color: rgba(255, 255, 255, 0.95);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    text-align: center;
}

.form-container img {
    width: 220px;          
    height: auto;          
    margin-bottom: 20px;   
    display: block;        
    margin-left: auto;     
    margin-right: auto;     
}


form {
    display: flex;
    flex-direction: column;
    text-align: left;
}

label {
    font-size: 14px;
    color: var(--color-black);
    margin-bottom: 5px;
    margin-top: 10px;
}


input, select {
    padding: 0.6rem;
    border-radius: 6px;
    border: 1px solid var(--down-gray);
    margin-bottom: 10px;
    font-size: 14px;
}


button {
    background-color: var(--primary-2-color);
    color: var(--color-white);
    padding: 0.7rem;
    border: none;
    border-radius: 0.375rem;
    font-size: 0.9375rem;
    cursor: pointer;
    transition: background-color 0.3s;
    margin-top: 0.675rem;
}

button:hover {
    background-color: var(--secondary-color);
}


/* Tablets grandes y pantallas medianas (≤ 1024px) */
@media (max-width: 1024px) {
    .form-container {
        width: 320px;
        padding: 2rem;
    }

    .form-container img {
        width: 200px;
    }

    label, input, select, button {
        font-size: 0.9rem;
    }
}

/* Tablets pequeñas y pantallas medianas (≤ 768px) */
@media (max-width: 768px) {
    body {
        flex-direction: column;
        padding: 1rem;
    }

    .form-container {
        width: 300px;
        padding: 1.8rem;
    }

    .form-container img {
        width: 180px;
        margin-bottom: 15px;
    }

    input, select {
        font-size: 13px;
        padding: 0.55rem;
    }

    button {
        font-size: 14px;
        padding: 0.65rem;
    }
}

/* Smartphones grandes (≤ 600px) */
@media (max-width: 600px) {
    .form-container {
        width: 280px;
        padding: 1.5rem;
    }

    .form-container img {
        width: 170px;
    }

    label {
        font-size: 13px;
    }

    input, select {
        font-size: 13px;
        padding: 0.5rem;
    }

    button {
        font-size: 13px;
        padding: 0.6rem;
    }
}

/* Smartphones pequeños (≤ 480px) */
@media (max-width: 480px) {
    body {
        background-position: top;
        padding: 0.5rem;
    }

    .form-container {
        width: 260px;
        padding: 1.2rem;
    }

    .form-container img {
        width: 150px;
    }

    label {
        font-size: 12px;
    }

    input, select {
        font-size: 12px;
        padding: 0.45rem;
    }

    button {
        font-size: 12px;
        padding: 0.55rem;
    }
}

    @media (max-width: 480px) {
    .form-container {
        width: 275px;          
        padding: 1.5rem;    
    }
}

@media (max-width:480px) {
    body {
        background-position: top;
    }
}

@media (max-width: 480px) {
    .form-container img {
        width: 160px;  
    }
}