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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

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

.header {
    text-align: center;
    color: white;
    margin-bottom: 40px;
}

.header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 1.2em;
    opacity: 0.9;
}

.form-card {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    margin-bottom: 30px;
}

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

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #555;
    font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

.btn-primary {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
}

.btn-secondary {
    padding: 10px 20px;
    background: #f0f0f0;
    color: #333;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-secondary:hover {
    background: #e0e0e0;
}

.info-box {
    background: rgba(255, 255, 255, 0.95);
    padding: 25px;
    border-radius: 15px;
    color: #333;
}

.info-box h3 {
    color: #667eea;
    margin: 15px 0 10px;
}

.info-box p {
    line-height: 1.6;
}

.interview-container {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.interview-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.phase-indicator {
    background: rgba(255, 255, 255, 0.2);
    padding: 10px 20px;
    border-radius: 20px;
    font-weight: 600;
}

.chat-container {
    height: 500px;
    overflow-y: auto;
    padding: 25px;
    background: #f8f9fa;
}

.message {
    display: flex;
    margin-bottom: 20px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.ai-message {
    justify-content: flex-start;
}

.user-message {
    justify-content: flex-end;
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.ai-message .avatar {
    background: #667eea;
    margin-right: 15px;
}

.user-message .avatar {
    background: #764ba2;
    margin-left: 15px;
}

.message-content {
    max-width: 70%;
    padding: 15px 20px;
    border-radius: 15px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.ai-message .message-content {
    background: white;
    border-top-left-radius: 5px;
}

.user-message .message-content {
    background: #667eea;
    color: white;
    border-top-right-radius: 5px;
}

.text {
    line-height: 1.6;
    white-space: pre-wrap;
}

.typing-indicator {
    color: #999;
    font-style: italic;
}

.input-area {
    padding: 20px;
    background: white;
    border-top: 1px solid #e0e0e0;
}

.input-area textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    resize: none;
    font-family: inherit;
    font-size: 16px;
    margin-bottom: 15px;
}

.input-area textarea:focus {
    outline: none;
    border-color: #667eea;
}

.button-group {
    display: flex;
    gap: 10px;
}

.btn-send {
    flex: 1;
    padding: 15px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s;
}

.btn-send:hover {
    opacity: 0.9;
}

.btn-send:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-complete {
    flex: 1;
    padding: 15px;
    background: #28a745;
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
}

.progress-bar {
    height: 5px;
    background: #f0f0f0;
}

.progress {
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: width 0.5s ease;
}

.result-container {
    max-width: 1000px;
    margin: 0 auto;
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.result-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.result-header h1 {
    margin: 0;
}

.result-header .button-group {
    display: flex;
    gap: 10px;
}

.result-header button {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.5);
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.2s;
}

.result-header button:hover {
    background: rgba(255, 255, 255, 0.3);
}

#resultContent {
    padding: 40px;
}

.result-section {
    margin-bottom: 40px;
}

.result-section h2 {
    color: #333;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #667eea;
}

.workflow {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.stage {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 10px;
    border-left: 4px solid #667eea;
}

.stage h3 {
    color: #667eea;
    margin-bottom: 15px;
}

.task {
    margin: 15px 0;
    padding: 15px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.task h4 {
    color: #333;
    margin-bottom: 10px;
}

.subtask {
    padding: 10px;
    background: #fafafa;
    border-radius: 5px;
    margin-top: 10px;
}

.subtask p {
    margin: 5px 0;
    line-height: 1.6;
}

.subtask strong {
    color: #667eea;
}

.practices,
.methodologies,
.patterns {
    list-style: none;
    padding: 0;
}

.practices li,
.methodologies li,
.patterns li {
    padding: 12px;
    margin: 8px 0;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 3px solid #667eea;
    transition: transform 0.2s;
}

.practices li:hover,
.methodologies li:hover,
.patterns li:hover {
    transform: translateX(5px);
}

.loading {
    text-align: center;
    padding: 40px;
    color: #999;
}

.error {
    text-align: center;
    padding: 40px;
    color: #dc3545;
    background: #f8d7da;
    border-radius: 10px;
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    .header h1 {
        font-size: 1.8em;
    }

    .form-card {
        padding: 25px;
    }

    .chat-container {
        height: 400px;
    }

    .result-header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    #resultContent {
        padding: 20px;
    }
}