/* Import Google Font */
@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@200..700&display=swap');

/* Reset and base settings */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Color palette + reusable variables */
:root {
    --bg: #F7E7CE;
    --primary: #A3CEF1;
    --secondary: #EAD7D7;
    --card: #BFD8BD;
    --text: #2D2D2D;

    --radius: 10px;
    --spacing: 1rem;
}

/* Global page style */
body {
    background-color: var(--bg);
    color: var(--text);
    font-family: "Oswald", sans-serif;
    line-height: 1.5;
    font-size: clamp(14px, 2vw, 18px); /* Responsive text scaling */
}

/* ====================== HEADER & FOOTER ====================== */
header, footer {
    text-align: center;
    padding: var(--spacing);
}

header h1 {
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    font-size: clamp(1.5rem, 4vw, 2.5rem); /* Responsive heading */
}

/* ====================== MAIN LAYOUT ====================== */
main {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing);
}

/* Responsive container width */
.container {
    max-width: 500px;
    width: 95%;
    margin: 0 auto;
}

#form-title {
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: clamp(1.2rem, 3vw, 1.8rem);
}

/* ====================== FORM ====================== */
#gender-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    align-items: center;
}

/* Input styling */
#gender-form input {
    width: 100%;
    padding: 0.8rem;
    border-radius: var(--radius);
    border: 2px solid var(--primary);
    background-color: #fff;
    color: var(--text);
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Input focus glow */
#gender-form input:focus {
    outline: none;
    border-color: var(--secondary);
    box-shadow: 0 0 8px rgba(163, 206, 241, 0.5);
}

/* Submit Button styling */
button {
    background-color: var(--primary);
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    text-transform: uppercase;
    font-weight: 600;
    font-size: 1rem;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

/* Button hover animation */
button:hover {
    background-color: var(--secondary);
    transform: scale(1.05);
}

/* Button keyboard focus state */
button:focus {
    outline: 3px solid var(--secondary);
    outline-offset: 3px;
}

/* ====================== RESULT BOX ====================== */
#result-title {
    text-align: center;
    text-transform: uppercase;
    margin-top: 2rem;
    font-size: clamp(1.2rem, 3vw, 1.8rem);
}

/* Display area for predicted result */
#result {
    background-color: var(--card);
    padding: 1.5rem;
    border-radius: var(--radius);
    margin-top: 1rem;
    text-align: center;
    font-size: clamp(1rem, 3vw, 1.3rem);
    box-shadow: 0 6px 15px rgba(0,0,0,0.15);
    transition: opacity 0.3s ease; /* smooth fade effect */
}

/* ====================== FOOTER ====================== */
footer {
    margin-top: 3rem;
    font-size: clamp(0.6rem, 2vw, 0.9rem);
    opacity: 0.7;
}

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

/* Mobile devices */
@media (max-width: 480px) {
    main {
        padding: 0.5rem;
    }

    button {
        width: 100%; /* Full-width button */
    }

    #result {
        padding: 1rem;
    }
}

/* Tablets */
@media (min-width: 768px) {
    .container {
        max-width: 600px;
    }
}

/* Large screens / desktop */
@media (min-width: 1200px) {
    .container {
        max-width: 700px;
    }
}