/* ===== Global Reset ===== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ===== Body ===== */
body {
    font-family: 'Poppins', sans-serif;
    background-color: #121212;
    color: #00ff99;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

/* ===== Header ===== */
header {
    text-align: center;
    padding: 25px;
    background-color: #1c1c1c;
    border-radius: 12px;
    box-shadow: 0 0 15px rgba(0, 255, 153, 0.4);
    width: 100%;
    max-width: 800px;
    margin-bottom: 30px;
}

    header h1 {
        font-size: 2.8em;
        color: #00ff99;
        margin-bottom: 8px;
    }

    header p {
        font-size: 1.2em;
        color: #00ff99;
    }

/* ===== Main Layout ===== */
main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 800px;
    padding: 20px;
    gap: 30px;
}

/* ===== Section Card Styling ===== */
.card {
    background-color: #1e1e1e;
    padding: 25px;
    width: 100%;
    max-width: 800px;
    border-radius: 12px;
    box-shadow: 0 0 15px rgba(0, 255, 153, 0.4);
    text-align: center;
}

/* ===== Uniform Form Inputs ===== */
.form-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    width: 100%;
}

input,
textarea,
select,
input[type="file"] {
    width: 80%;
    max-width: 500px;
    padding: 12px 20px;
    border: 2px solid #00ff99;
    border-radius: 8px;
    background-color: #2c2f33;
    color: #00ff99;
    font-size: 1em;
    transition: 0.3s;
}

textarea {
    min-height: 140px;
    resize: none;
}

input[type="password"],
#password {
    min-height: 50px;
}

input[type="file"] {
    border: 2px dashed #00ff99;
    cursor: pointer;
    text-align: center;
}

    input[type="file"]::file-selector-button {
        background-color: #00ff99;
        color: #121212;
        border: none;
        padding: 8px 15px;
        border-radius: 6px;
        cursor: pointer;
        transition: 0.3s;
    }

        input[type="file"]::file-selector-button:hover {
            background-color: #00cc77;
        }

input:focus,
textarea:focus,
select:focus {
    outline: none;
    box-shadow: 0 0 8px rgba(0, 255, 153, 0.8);
}

/* ===== Match input and output sizes ===== */
#input-text,
#output-text {
    width: 80%;
    max-width: 500px;
    height: 140px;
    box-sizing: border-box;
    resize: none;
}

/* ===== Buttons ===== */
.button-group {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin-top: 15px;
    width: 100%;
}

button {
    padding: 10px 20px;
    border: 2px solid #00ff99;
    border-radius: 8px;
    background-color: #2c2f33;
    color: #00ff99;
    font-size: 1em;
    cursor: pointer;
    transition: 0.3s;
    width: 100%;
    max-width: 200px;
}

    button:hover {
        background-color: #00ff99;
        color: #121212;
    }

/* ===== Toggle Buttons (Encode/Decode, Encrypt/Decrypt) ===== */
.radio-group {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 8px;
    width: 100%;
}

.radio-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1px 1px;
    border: 2px solid #00ff99;
    border-radius: 8px;
    background-color: #2c2f33;
    color: #00ff99;
    cursor: pointer;
    transition: 0.3s;
    position: relative;
    box-shadow: none;
}

    .radio-button:hover {
        background-color: #00ff99;
        color: #121212;
    }

    /* Hide the actual radio input */
    .radio-button input {
        display: none;
    }

        /* When selected, make the ENTIRE BUTTON glow */
        .radio-button input:checked + span {
            background-color: #2c2f33;
            color: #00ff99;
            box-shadow: 0 0 15px rgba(0, 255, 153, 0.7);
            border-radius: 8px;
            padding: 8px 18px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }


/* ===== Remove File Button ===== */
#remove-file-btn {
    display: none;
    margin-top: 8px;
    padding: 8px 16px;
    border: 2px solid #ff5555;
    background-color: #2c2f33;
    color: #ff5555;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.3s;
}

    #remove-file-btn:hover {
        background-color: #ff5555;
        color: #2c2f33;
    }

/* ===== Toast Notifications ===== */
.toast {
    visibility: hidden;
    width: 80%;
    max-width: 500px;
    min-height: 50px;
    background-color: #333;
    color: #00ff99;
    text-align: center;
    border-radius: 8px;
    padding: 14px;
    margin: 10px auto 0 auto;
    font-size: 1em;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadein 0.5s, fadeout 0.5s 2.5s;
}

    .toast.show {
        visibility: visible;
    }

@keyframes fadein {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeout {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
    }
}

/* ===== Pacman Canvas ===== */
.pacman-wrapper {
    display: flex;
    justify-content: center;
    margin-bottom: 18px;
}

#pacmanCanvas {
    background-color: black;
    border: 2px solid #00ff99;
    border-radius: 10px;
    width: 800px;
    height: 600px;
}

/* ===== Footer ===== */
footer {
    text-align: center;
    padding: 25px;
    background-color: #1c1c1c;
    color: #00ff99;
    border-radius: 12px;
    box-shadow: 0 0 15px rgba(0, 255, 153, 0.4);
    margin-top: 30px;
    width: 100%;
    max-width: 800px;
}

    footer a {
        color: #00ff99;
        text-decoration: none;
    }

        footer a:hover {
            color: #ff0066;
        }

/* ===== Responsive Tweaks ===== */
@media (max-width: 600px) {
    input,
    textarea,
    select,
    #input-text,
    #output-text,
    #password-field,
    #password,
    #file-password {
        width: 100%;
        max-width: 90%;
    }
}