/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans KR', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8fafc;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.main-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 60px 0;
    text-align: center;
}

.main-title {
    font-size: 2.5em;
    font-weight: 700;
    margin-bottom: 15px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.subtitle {
    font-size: 1.2em;
    font-weight: 300;
    opacity: 0.9;
}

/* Main Content */
.main-content {
    padding: 60px 0;
}

.intro-section {
    margin-bottom: 60px;
}

.slogan-box {
    background: white;
    border-radius: 15px;
    padding: 40px;
    margin-bottom: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    text-align: center;
}

.slogan-box h2 {
    font-size: 2em;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 20px;
}

.slogan-box p {
    font-size: 1.1em;
    color: #4a5568;
    line-height: 1.8;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.feature-card {
    background: white;
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.feature-icon {
    font-size: 3em;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.3em;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 15px;
}

.feature-card p {
    color: #4a5568;
    line-height: 1.6;
}

/* Test Info */
.test-info {
    margin-bottom: 40px;
}

.info-box {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.info-box h3 {
    font-size: 1.4em;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 20px;
}

.info-box ul {
    list-style: none;
}

.info-box li {
    padding: 8px 0;
    color: #4a5568;
    border-bottom: 1px solid #e2e8f0;
}

.info-box li:last-child {
    border-bottom: none;
}

.info-box strong {
    color: #2d3748;
    font-weight: 600;
}

/* Start Section */
.start-section {
    text-align: center;
    margin-bottom: 40px;
}

.start-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 50px;
    padding: 20px 40px;
    font-size: 1.2em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

.start-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(102, 126, 234, 0.4);
}

.disclaimer {
    margin-top: 20px;
    color: #718096;
    font-size: 0.9em;
    line-height: 1.5;
}

/* Ad Containers - 진단에 방해되지 않도록 배치 */
.ad-container {
    margin: 40px 0;
    text-align: center;
    background: #f8fafc;
    border-radius: 8px;
    padding: 20px;
    border: 1px solid #e2e8f0;
}

.ad-top, .ad-bottom, .ad-middle {
    max-width: 728px;
    margin: 40px auto;
}

/* 설문 페이지의 사이드바 광고 - 화면이 충분히 클 때만 표시 */
.ad-sidebar {
    display: none; /* 기본적으로 숨김 */
}

/* 진행 중간 광고 - 모달 형태로 표시 */
.ad-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.ad-break-message {
    color: white;
    margin-bottom: 20px;
    text-align: center;
}

.ad-break-message p {
    font-size: 1.1em;
    margin-bottom: 10px;
}

.continue-btn {
    background: #667eea;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 1em;
    cursor: pointer;
    transition: background 0.3s ease;
}

.continue-btn:hover {
    background: #5a6fd8;
}

@media (min-width: 1400px) {
    .ad-sidebar {
        display: block;
        position: fixed;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
        width: 160px;
        z-index: 100;
        background: white;
        border-radius: 8px;
        padding: 10px;
        box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    }
}

/* Survey Page Styles */
.survey-page {
    background: #f7fafc;
}

.survey-header {
    background: white;
    border-bottom: 1px solid #e2e8f0;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.survey-header h1 {
    font-size: 1.8em;
    font-weight: 600;
    color: #2d3748;
}

.home-btn {
    background: #e2e8f0;
    color: #4a5568;
    border: none;
    border-radius: 8px;
    padding: 10px 20px;
    font-size: 0.9em;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.home-btn:hover {
    background: #cbd5e0;
    color: #2d3748;
}

/* Progress Bar */
.progress-container {
    display: flex;
    align-items: center;
    gap: 20px;
}

.progress-bar {
    flex: 1;
    height: 8px;
    background: #e2e8f0;
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    border-radius: 4px;
    transition: width 0.3s ease;
    width: 3.33%;
}

.progress-text {
    font-weight: 600;
    color: #4a5568;
    font-size: 0.9em;
}

/* Survey Content */
.survey-content {
    padding: 40px 0;
    display: flex;
    position: relative;
}

.question-container {
    flex: 1;
    max-width: 800px;
    margin: 0 auto;
}

.question-card {
    background: white;
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    margin-bottom: 30px;
}

.question-number {
    color: #667eea;
    font-weight: 600;
    font-size: 0.9em;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.question-category {
    background: #edf2f7;
    color: #4a5568;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: 500;
    display: inline-block;
    margin-bottom: 20px;
}

.question-text {
    font-size: 1.5em;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 20px;
    line-height: 1.4;
}

.question-description {
    color: #4a5568;
    font-size: 1em;
    line-height: 1.6;
    margin-bottom: 30px;
}

/* Answer Options */
.answer-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.answer-btn {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    font-size: 1em;
    font-weight: 500;
}

.answer-btn:hover {
    border-color: #cbd5e0;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.answer-btn.selected {
    border-color: #667eea;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.agree-btn {
    color: #38a169;
}

.agree-btn:hover {
    border-color: #38a169;
    color: #38a169;
}

.agree-btn.selected {
    background: linear-gradient(135deg, #38a169 0%, #48bb78 100%);
    border-color: #38a169;
    color: white;
}

.disagree-btn {
    color: #e53e3e;
}

.disagree-btn:hover {
    border-color: #e53e3e;
    color: #e53e3e;
}

.disagree-btn.selected {
    background: linear-gradient(135deg, #e53e3e 0%, #f56565 100%);
    border-color: #e53e3e;
    color: white;
}

.btn-icon {
    font-size: 1.5em;
    font-weight: bold;
}

.btn-text {
    font-weight: 600;
}

/* Navigation Buttons */
.navigation-buttons {
    display: flex;
    justify-content: space-between;
    gap: 20px;
}

.nav-btn {
    background: #667eea;
    color: white;
    border: none;
    border-radius: 8px;
    padding: 12px 24px;
    font-size: 1em;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-btn:hover:not(:disabled) {
    background: #5a67d8;
    transform: translateY(-2px);
}

.nav-btn:disabled {
    background: #a0aec0;
    cursor: not-allowed;
    transform: none;
}

.prev-btn:disabled {
    opacity: 0.5;
}

/* Completion Modal */
.completion-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.modal-content {
    background: white;
    border-radius: 15px;
    padding: 40px;
    max-width: 500px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.modal-content h3 {
    font-size: 1.8em;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 20px;
}

.modal-content p {
    color: #4a5568;
    line-height: 1.6;
    margin-bottom: 30px;
}

.modal-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.modal-btn {
    border: none;
    border-radius: 8px;
    padding: 12px 24px;
    font-size: 1em;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-btn.primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.modal-btn.secondary {
    background: #e2e8f0;
    color: #4a5568;
}

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

/* Results Page Styles */
.results-page {
    background: #f7fafc;
}

.results-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px 0;
    text-align: center;
}

.results-header h1 {
    font-size: 2.2em;
    font-weight: 700;
    margin-bottom: 10px;
}

.results-content {
    padding: 40px 0;
}

.results-main {
    margin-bottom: 60px;
}

/* Primary Result */
.primary-result {
    margin-bottom: 40px;
}

.result-card {
    background: white;
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.main-result {
    border-left: 5px solid #667eea;
}

.result-header h2 {
    font-size: 1.8em;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 30px;
    text-align: center;
}

.party-result {
    display: flex;
    align-items: center;
    gap: 30px;
    margin-bottom: 30px;
}

.party-info {
    flex: 1;
}

.party-name {
    font-size: 2.5em;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 10px;
}

.party-match {
    font-size: 3em;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.party-description {
    color: #4a5568;
    line-height: 1.6;
    font-size: 1.1em;
}

/* Detailed Analysis */
.detailed-analysis, .all-parties, .key-positions, .share-results {
    margin-bottom: 40px;
}

.detailed-analysis h3, .all-parties h3, .key-positions h3, .share-results h3 {
    font-size: 1.6em;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 30px;
    text-align: center;
}

.policy-areas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.policy-area {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.area-name {
    font-size: 1.2em;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 15px;
}

.area-match {
    font-size: 1.8em;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 10px;
}

.area-description {
    color: #4a5568;
    font-size: 0.9em;
    line-height: 1.5;
}

/* Parties Grid */
.parties-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.party-card {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: transform 0.3s ease;
}

.party-card:hover {
    transform: translateY(-3px);
}

.party-card.primary {
    border: 2px solid #667eea;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
}

.party-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.party-card .party-name {
    font-size: 1.4em;
    font-weight: 600;
    color: #2d3748;
}

.party-card .party-match {
    font-size: 1.5em;
    font-weight: 700;
    color: #667eea;
}

.party-summary {
    color: #4a5568;
    line-height: 1.5;
    font-size: 0.95em;
}

/* Key Positions */
.positions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
}

.position-card {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.position-title {
    font-size: 1.2em;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 15px;
}

.position-stance {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.stance-indicator {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 0.8em;
}

.stance-indicator.agree {
    background: #38a169;
}

.stance-indicator.disagree {
    background: #e53e3e;
}

.stance-text {
    font-weight: 600;
    color: #2d3748;
}

.position-explanation {
    color: #4a5568;
    line-height: 1.5;
    font-size: 0.95em;
}

/* Share Buttons */
.share-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.share-btn {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 15px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9em;
    font-weight: 500;
    color: #4a5568;
}

.share-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.share-btn.twitter:hover {
    border-color: #1da1f2;
    color: #1da1f2;
}

.share-btn.facebook:hover {
    border-color: #4267b2;
    color: #4267b2;
}

.share-btn.kakao:hover {
    border-color: #fee500;
    background: #fee500;
    color: #3c1e1e;
}

.share-btn.link:hover {
    border-color: #667eea;
    color: #667eea;
}

/* Action Buttons */
.action-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.action-btn {
    border: none;
    border-radius: 12px;
    padding: 15px 30px;
    font-size: 1em;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
}

.action-btn.primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.action-btn.secondary {
    background: white;
    color: #4a5568;
    border: 2px solid #e2e8f0;
}

.action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* Disclaimer */
.disclaimer-box {
    background: #fff5f5;
    border: 1px solid #feb2b2;
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 40px;
}

.disclaimer-box h4 {
    color: #c53030;
    font-size: 1.1em;
    font-weight: 600;
    margin-bottom: 15px;
}

.disclaimer-box p {
    color: #742a2a;
    line-height: 1.6;
    font-size: 0.95em;
}

/* Footer */
.main-footer {
    background: #2d3748;
    color: white;
    padding: 40px 0;
    text-align: center;
}

.main-footer p {
    margin-bottom: 10px;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .main-title {
        font-size: 2em;
    }
    
    .subtitle {
        font-size: 1em;
    }
    
    .slogan-box {
        padding: 25px;
    }
    
    .slogan-box h2 {
        font-size: 1.6em;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .feature-card {
        padding: 20px;
    }
    
    .answer-options {
        grid-template-columns: 1fr;
    }
    
    .party-result {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
    
    .party-name {
        font-size: 2em;
    }
    
    .party-match {
        font-size: 2.5em;
    }
    
    .parties-grid {
        grid-template-columns: 1fr;
    }
    
    .share-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .action-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .ad-sidebar {
        display: none;
    }
    
    .navigation-buttons {
        flex-direction: column;
    }
    
    .header-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .progress-container {
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .question-card {
        padding: 25px;
    }
    
    .question-text {
        font-size: 1.3em;
    }
    
    .modal-content {
        padding: 25px;
        margin: 20px;
    }
    
    .modal-buttons {
        flex-direction: column;
    }
    
    .start-btn {
        padding: 15px 30px;
        font-size: 1.1em;
    }
}

/* Print Styles */
@media print {
    .ad-container, .ad-sidebar, .share-results, .action-buttons {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .main-header, .results-header {
        background: none;
        color: black;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .answer-btn {
        border-width: 3px;
    }
    
    .feature-card, .result-card, .party-card {
        border: 2px solid #2d3748;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}