* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    background: #f5f7fa;
    padding: 40px 20px;
}

.form-container {
    max-width: 660px;
    margin: auto;
    background: #ffffff;
    padding: 40px 30px;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

h2 {
    text-align: center;
    margin-bottom: 30px;
    color: #333;
}

h3 {
    color: #333;
    font-size: 15px;
    margin: 20px 0 14px;
    border-bottom: 1px solid #eee;
    padding-bottom: 6px;
}

label {
    display: block;
    margin-bottom: 6px;
    font-weight: bold;
    font-size: 14px;
}

input, select, textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 6px;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 14px;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 5px rgba(102, 126, 234, 0.5);
}

textarea {
    min-height: 100px;
    resize: vertical;
}

.two-col {
    display: flex;
    gap: 20px;
}

.two-col > div {
    flex: 1;
}

.checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.checkbox input {
    width: auto;
    margin-bottom: 0;
}

.checkbox label {
    margin-bottom: 0;
    font-weight: normal;
}

button {
    width: 100%;
    padding: 14px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    background-color: #333;
    color: white;
    border-radius: 0;
    margin-top: 10px;
}

button:hover {
    background: #222;
}

.error-msg, .error {
    color: red;
    font-size: 12px;
    margin-bottom: 8px;
    display: block;
}

.error-border {
    border-color: red !important;
}

.global-error {
    background: #fff0f0;
    border: 1px solid #f5c6c6;
    color: #c0392b;
    padding: 10px 14px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
}

.hidden {
    display: none;
}

@media (max-width: 600px) {
    .two-col {
        flex-direction: column;
    }
}