/* === COLOR PALETTE & BASE STYLES === */
:root {
    --bg-color: #000000;
    --fg-color: #ffffff;
    --accent-blue: #4ab6dd;
    --accent-green: #84bf31;
    --input-bg: #111111;
    --input-border: #333333;
    --input-invalid: #ffbbbb;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--fg-color);
    padding: 20px;
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
    background-color: #0a0a0a;
    padding: 30px;
    border-radius: 10px;
    border-top: 4px solid var(--accent-blue);
    box-shadow: 0 4px 15px rgba(74, 182, 221, 0.1);
}

h2 {
    text-align: center;
    margin-bottom: 5px;
    color: var(--accent-blue);
}

p.subtitle {
    text-align: center;
    margin-bottom: 25px;
    color: #aaaaaa;
    font-size: 0.9em;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: flex;
    gap: 15px;
}

.form-row .form-group {
    flex: 1;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9em;
    color: var(--fg-color);
}

input, select {
    width: 100%;
    padding: 12px;
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--fg-color);
    border-radius: 5px;
    font-size: 1em;
    transition: border-color 0.3s;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--accent-blue);
}

/* === QUOTE DISPLAY BOX === */
.quote-box {
    background-color: #111;
    border-left: 5px solid var(--accent-green);
    padding: 20px;
    margin: 25px 0;
    border-radius: 4px;
    text-align: center;
}

.quote-box h3 {
    font-size: 1em;
    font-weight: normal;
    color: #ccc;
    margin-bottom: 10px;
}

.price {
    font-size: 2.2em;
    font-weight: bold;
    color: var(--accent-green);
}

/* === SUBMIT BUTTON === */
button {
    width: 100%;
    background-color: var(--accent-green);
    color: var(--bg-color);
    padding: 15px;
    border: none;
    border-radius: 5px;
    font-size: 1.1em;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.1s;
}

button:hover {
    background-color: var(--accent-blue);
    color: var(--fg-color);
}

button:active {
    transform: scale(0.98);
}

input:user-invalid {
    border: 2px solid red;
    /*background-color: var(--input-invalid);*/
}

/*input:user-valid {
    border: 1px solid var(--accent-green);
}*/

/* Responsive stack for mobile */
@media (max-width: 480px) {
    .form-row {
        flex-direction: column;
        gap: 0;
    }
}