* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background: #f5f5f5;
    padding-bottom: 50px;
}

.header-bar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 30px 20px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-bar h1 {
    margin: 0;
    font-size: 22px;
    font-weight: 600;
}

.session-info {
    margin-top: 15px;
    font-size: 13px;
    opacity: 0.9;
}

.container {
    max-width: 1000px;
    margin: 30px auto;
    background: white;
    padding: 40px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border-radius: 8px;
}

.section {
    margin-bottom: 35px;
    padding: 25px;
    background: #fafafa;
    border: 1px solid #ddd;
    border-radius: 8px;
}

.section-title {
    font-weight: bold;
    font-size: 18px;
    margin-bottom: 20px;
    color: #333;
    border-bottom: 2px solid #667eea;
    padding-bottom: 8px;
}

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

.form-row.full {
    grid-template-columns: 1fr;
}

.form-group {
    display: flex;
    flex-direction: column;
}

label {
    font-size: 13px;
    color: #555;
    margin-bottom: 6px;
    font-weight: 500;
}

input[type="text"],
input[type="email"],
input[type="number"],
input[type="date"],
textarea,
select {
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.3s;
    font-family: Arial, sans-serif;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

textarea {
    min-height: 120px;
    resize: vertical;
}

.ai-assist-container {
    position: relative;
}

.ai-button {
    position: absolute;
    right: 10px;
    top: 38px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 10px 18px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s;
    font-weight: 500;
}

.ai-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.ai-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.ai-button::before {
    content: "✨";
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
    background: white;
    border-radius: 6px;
    overflow: hidden;
}

table th,
table td {
    border: 1px solid #ddd;
    padding: 12px;
    text-align: left;
    font-size: 13px;
}

table th {
    background-color: #667eea;
    color: white;
    font-weight: 600;
}

table input,
table select {
    width: 100%;
    border: none;
    padding: 8px;
    font-size: 13px;
}

.add-row-btn {
    background: #4CAF50;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    margin-top: 12px;
    transition: all 0.3s;
    font-weight: 500;
}

.add-row-btn:hover {
    background: #45a049;
    transform: translateY(-1px);
}

.delete-row-btn {
    background: #f44336;
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.3s;
}

.delete-row-btn:hover {
    background: #da190b;
}

.radio-group {
    display: flex;
    gap: 25px;
    margin-top: 8px;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    cursor: pointer;
}

input[type="radio"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.info-box {
    background: #e3f2fd;
    border-left: 4px solid #2196F3;
    padding: 18px;
    margin-bottom: 25px;
    font-size: 14px;
    color: #1565c0;
    border-radius: 6px;
}

.hint-box {
    background: #fff3cd;
    border: 1px solid #ffc107;
    padding: 15px;
    margin-top: 15px;
    font-size: 13px;
    border-radius: 6px;
}

.hint-box ul {
    margin: 8px 0 0 20px;
}

.submit-section {
    margin-top: 50px;
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
    border: none;
    padding: 16px 40px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-primary {
    background: #4CAF50;
    color: white;
}

.btn-primary:hover {
    background: #45a049;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.4);
}

.btn-secondary {
    background: #2196F3;
    color: white;
}

.btn-secondary:hover {
    background: #0b7dda;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(33, 150, 243, 0.4);
}

.btn-primary:disabled,
.btn-secondary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.tooltip {
    position: relative;
    display: inline-block;
    margin-left: 5px;
    cursor: help;
}

.tooltip-icon {
    background: #2196F3;
    color: white;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
}

.tooltip-text {
    visibility: hidden;
    width: 300px;
    background-color: #333;
    color: #fff;
    text-align: left;
    border-radius: 6px;
    padding: 12px;
    position: absolute;
    z-index: 1000;
    bottom: 125%;
    left: 50%;
    margin-left: -150px;
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 12px;
    line-height: 1.5;
}

.tooltip:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

.autocomplete-container {
    position: relative;
}

.autocomplete-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid #ccc;
    border-top: none;
    max-height: 250px;
    overflow-y: auto;
    z-index: 1000;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    border-radius: 0 0 6px 6px;
}

.autocomplete-item {
    padding: 12px;
    cursor: pointer;
    font-size: 14px;
    border-bottom: 1px solid #f0f0f0;
}

.autocomplete-item:hover {
    background: #f5f5f5;
}

.autocomplete-item strong {
    color: #667eea;
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: 20px;
        margin: 20px 10px;
    }
    
    .submit-section {
        flex-direction: column;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
    }
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-content {
    background: white;
    padding: 40px;
    border-radius: 12px;
    text-align: center;
}

.spinner {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #667eea;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}