:root {
    --primary-color: #2c3e50;
    --secondary-color: #34495e;
    --accent-color: #3498db;
    --background-color: #f4f6f7;
    --section-bg: #ffffff;
    --text-color: #333;
    --border-color: #ddd;
    --error-color: #e74c3c;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background: transparent;
}

h2.section-title {
    color: var(--primary-color);
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 10px;
    margin-top: 40px;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 1.2rem;
}

.section {
    background: var(--section-bg);
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    margin-bottom: 30px;
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 15px;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: var(--secondary-color);
}

.req {
    color: var(--error-color);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    font-family: inherit;
    box-sizing: border-box; /* Ensure padding doesn't affect width */
    transition: border-color 0.3s ease;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--accent-color);
    outline: none;
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

/* Layout Utilities */
.row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.row-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
}

@media (max-width: 600px) {
    .row-2, .row-3 {
        grid-template-columns: 1fr;
    }
}

/* Specific Field Styling */
.phone-group {
    display: flex;
    gap: 10px;
}

.phone-input {
    flex: 3;
}

.phone-ext {
    flex: 1;
}

.date-input-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.date-input-group span {
    white-space: nowrap;
    font-weight: 500;
}

textarea {
    resize: vertical;
}

.disclaimer {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 15px;
    font-style: italic;
}

/* Buttons */
.submit-btn {
    background-color: var(--accent-color);
    color: white;
    padding: 15px 30px;
    border: none;
    border-radius: 4px;
    font-size: 1.1rem;
    cursor: pointer;
    width: 100%;
    margin-top: 20px;
    transition: background-color 0.3s;
    font-weight: bold;
}

.submit-btn:hover {
    background-color: #2980b9;
}

.test-btn {
    background-color: #95a5a6;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 10px;
    width: 100%;
    font-size: 0.9rem;
}

.test-btn:hover {
    background-color: #7f8c8d;
}

/* Validation Styles */
input.invalid, select.invalid {
    border-color: var(--error-color);
    background-color: #fff6f6;
}

.error-message {
    color: var(--error-color);
    font-size: 0.85rem;
    margin-top: 5px;
    display: none;
}

.input-wrapper {
    position: relative;
}