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

:root {
    --primary-color: #EF4444;
    --secondary-color: #065fd4;
    --bg-color: #FFFFFF;
    --surface-color: #F9FAFB;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --border-color: #F1F5F9;
    --contrast-color: #ff6b35;
    --success-color: #4caf50;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    padding: 20px;
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

header {
    text-align: center;
    margin-bottom: 40px;
    padding: 30px 0;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    background: linear-gradient(135deg, var(--primary-color), var(--contrast-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.section-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 5px;
    margin-bottom: 15px;
}

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

.search-container {
    display: flex;
    gap: 10px;
    max-width: 600px;
    margin: 0 auto 20px;
}

#searchInput {
    flex: 1;
    padding: 15px 20px;
    background-color: #ffffff;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.3s;
}

#searchInput:focus {
    outline: none;
    border-color: var(--primary-color);
}

#searchBtn {
    padding: 15px 30px;
    background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
}

#searchBtn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(239, 68, 68, 0.6);
}

#searchBtn:active {
    transform: translateY(0);
}

.region-selector {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin: 20px 0;
}

.region-label {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.95rem;
}

.region-selector {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.region-buttons {
    display: flex;
    gap: 10px;
}

.region-btn {
    padding: 10px 20px;
    background-color: var(--surface-color);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.region-btn:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.region-btn.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.region-hint {
    width: 100%;
    font-size: 0.85rem;
    color: var(--text-primary);
    text-align: center;
    padding: 8px 0;
    margin: 0;
    animation: slideDown 0.3s ease;
}

.region-hint.hidden {
    display: none;
}

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

.info-text {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.loading {
    text-align: center;
    padding: 60px 20px;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.results {
    margin-top: 40px;
}

.videos-container {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.video-section {
    flex: 1;
}

/* Stock Chart Section - TradingView 위젯 */
.stock-chart-section {
    margin-bottom: 25px;
    display: none; /* 기본적으로 숨김 */
}

.stock-chart-section.visible {
    display: block;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background-color: var(--surface-color);
    border-radius: 12px 12px 0 0;
    border: 2px solid var(--border-color);
    border-bottom: none;
}

.chart-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.chart-toggle {
    display: flex;
    gap: 10px;
}

.chart-toggle-btn {
    padding: 8px 16px;
    background-color: rgba(102, 126, 234, 0.1);
    color: var(--primary-color);
    border: none;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.chart-toggle-btn:hover {
    background-color: var(--primary-color);
    color: white;
}

.chart-widget {
    background-color: var(--surface-color);
    border: 2px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 12px 12px;
    overflow: hidden;
    min-height: 400px;
}

.chart-error {
    padding: 40px;
    text-align: center;
    background-color: var(--surface-color);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-secondary);
}

.chart-error p {
    margin: 5px 0;
}

.price-container {
    background-color: var(--surface-color);
    border-radius: 12px;
    padding: 25px;
    border: 2px solid var(--border-color);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.price-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.price-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
}

.price-chart-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 6px;
    background-color: rgba(102, 126, 234, 0.1);
    transition: all 0.3s ease;
}

.price-chart-link:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateX(3px);
}

.price-loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.price-error {
    text-align: center;
    padding: 30px;
    color: var(--text-secondary);
}

.price-error p {
    margin-bottom: 15px;
    font-size: 1rem;
}

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

.price-main {
    display: flex;
    align-items: baseline;
    gap: 15px;
    flex-wrap: wrap;
}

.price-current {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
}

.price-change {
    font-size: 1.3rem;
    font-weight: 700;
}

.price-change.positive {
    color: #ef4444;
}

.price-change.negative {
    color: #3b82f6;
}

.price-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
}

.price-detail-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.price-detail-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.price-detail-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* API 키 없을 때 링크 카드 스타일 */
.price-content {
    display: flex;
    align-items: center;
    gap: 20px;
}

.price-icon {
    font-size: 3rem;
    flex-shrink: 0;
}

.price-info {
    flex: 1;
}

.price-stock-name {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.price-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0;
}

.price-link-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--contrast-color) 100%);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
    white-space: nowrap;
}

.price-link-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

/* 반응형은 파일 하단에 통합됨 */

/* Dashboard Header */
.dashboard-header {
    text-align: center;
    margin-bottom: 40px;
    padding: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.dashboard-main-title {
    font-size: 1.8rem;
    font-weight: 800;
    color: white;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.dashboard-main-description {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

.dashboard-container {
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.dashboard-section {
    background-color: var(--surface-color);
    border-radius: 16px;
    padding: 30px;
    border: 2px solid var(--border-color);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.dashboard-section:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

/* 각 섹션별 고유 색상 */
#realtime-section {
    border-left: 5px solid #3b82f6;
}

#analysis-section {
    border-left: 5px solid #8b5cf6;
}

#institution-section {
    border-left: 5px solid #10b981;
}

.dashboard-title {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    font-size: 1.5rem;
    color: var(--text-primary);
    font-weight: 700;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.dashboard-description {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 25px;
    font-weight: 500;
}

.badge.success {
    background-color: var(--success-color);
    color: white;
}

/* 뉴스 링크 섹션 */
.news-section {
    margin-bottom: 30px;
}

.news-links-section {
    background-color: var(--surface-color);
    border-radius: 12px;
    padding: 25px;
    border: 1px solid var(--border-color);
}

.news-title {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.news-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.news-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 20px;
    background-color: var(--bg-color);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    transition: all 0.3s;
    flex: 1;
    min-width: 200px;
}

.news-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.news-link.naver-link {
    border-color: #03C75A;
}

.news-link.naver-link:hover {
    background-color: #03C75A;
    color: white;
}

.news-link.yahoo-link {
    border-color: #720E9E;
}

.news-link.yahoo-link:hover {
    background-color: #720E9E;
    color: white;
}

.link-icon {
    font-size: 1.2rem;
}

.link-text {
    flex: 1;
}

.link-arrow {
    font-size: 1.2rem;
    transition: transform 0.3s;
}

.news-link:hover .link-arrow {
    transform: translateX(5px);
}

.news-description {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 10px;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.badge {
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 1.1rem;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.badge.primary {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
}

.badge.contrast {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    color: white;
}

.badge.success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.divider {
    display: flex;
    align-items: center;
    gap: 20px;
    margin: 30px 0;
}

.divider-line {
    flex: 1;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.vs-badge {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--contrast-color);
    padding: 8px 20px;
    background-color: var(--surface-color);
    border: 2px solid var(--contrast-color);
    border-radius: 30px;
}

.video-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
}

.video-card {
    background-color: var(--surface-color);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
    border: 1px solid var(--border-color);
}

.video-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 0, 0, 0.3);
}

.video-thumbnail {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    background-color: #000;
    overflow: hidden;
}

.video-thumbnail img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-info {
    padding: 15px;
}

.video-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
}

.video-channel {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 5px;
}

.video-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 8px;
}

.video-metrics {
    display: flex;
    gap: 10px;
    margin-top: 8px;
    margin-bottom: 5px;
    flex-wrap: wrap;
}

.metric-item {
    font-size: 0.75rem;
    color: var(--text-secondary);
    background-color: rgba(0, 0, 0, 0.05);
    padding: 3px 8px;
    border-radius: 4px;
}

.recent-badge {
    background-color: rgba(255, 107, 53, 0.1);
    color: var(--contrast-color);
    font-weight: 600;
}

.expert-score {
    background-color: rgba(76, 175, 80, 0.1);
    color: var(--success-color);
    font-weight: 600;
}

.relative-metrics {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    margin-bottom: 5px;
    flex-wrap: wrap;
    align-items: center;
}

.hot-badge {
    font-size: 1rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* 메인 탭 버튼 스타일 */
.main-tab-btn {
    padding: 12px 24px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    color: #666;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
}

.main-tab-btn.active {
    color: #EF4444 !important;
    border-bottom: 3px solid #EF4444 !important;
    font-weight: 800;
}

.main-tab-btn:hover {
    background-color: #FEF2F2;
    color: #EF4444;
}

/* NEW 배지 Pulse 효과 */
.tab-badge {
    position: absolute;
    background: #EF4444;
    color: white;
    border-radius: 12px;
    font-weight: 700;
    animation: pulse-red 2s infinite;
}

@keyframes pulse-red {
    0% { 
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7); 
    }
    70% { 
        box-shadow: 0 0 0 10px rgba(239, 68, 68, 0); 
    }
    100% { 
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); 
    }
}

.error {
    background-color: #d32f2f;
    color: white;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    margin-top: 20px;
}

.hidden {
    display: none;
}

/* AI 정책 인사이트 섹션 */
.ai-insights-section {
    margin: 40px 0;
    padding: 30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.insights-header {
    text-align: center;
    margin-bottom: 30px;
}

.insights-title {
    font-size: 2rem;
    color: white;
    margin-bottom: 8px;
    font-weight: 700;
}

.insights-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.05rem;
}

.insights-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.insights-loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: white;
}

.spinner-small {
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top: 3px solid white;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto 15px;
}

.insight-card {
    background: white;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.insight-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.insight-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, #667eea, #764ba2);
}

.insight-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.insight-channel {
    display: flex;
    align-items: center;
    gap: 8px;
}

.channel-emoji {
    font-size: 1.5rem;
}

.channel-name {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 1.05rem;
}

.insight-tier {
    font-size: 0.75rem;
    padding: 4px 10px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border-radius: 12px;
    font-weight: 600;
}

.insight-content {
    color: var(--text-primary);
    line-height: 1.8;
    font-size: 0.95rem;
    margin-bottom: 16px;
    white-space: pre-line;
}

.insight-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.insight-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.insight-meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.insight-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.insight-link:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.insight-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: rgba(255, 255, 255, 0.8);
}

.insight-empty-icon {
    font-size: 4rem;
    margin-bottom: 16px;
}

.insight-empty-text {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.insight-empty-subtext {
    font-size: 0.95rem;
    opacity: 0.8;
}

/* 반응형은 파일 하단에 통합됨 */

/* 탭 컨텐츠 스타일 */
.main-tab-content {
    position: relative;
    width: 100%;
    min-height: 400px;
    z-index: 1;
}

#dailyTabContent {
    position: relative !important;
    display: block !important;
    width: 100% !important;
    height: auto !important;
    min-height: 600px !important;
    visibility: visible !important;
    opacity: 1 !important;
    background: #ffffff !important;
    padding: 20px !important;
}

#dailyBriefing {
    position: relative;
    width: 100%;
    padding: 20px 0;
}

#dailyContent {
    position: relative !important;
    width: 100% !important;
    display: block !important;
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   KIS Developer API 실시간 가격
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

/* KIS API 실시간 주가 헤더 */
.kis-stocks-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding: 15px;
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    border-radius: 12px;
    color: white;
}

.kis-stocks-header h3 {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
}

.kis-update-note {
    font-size: 12px;
    opacity: 0.9;
}

/* KIS 차트 범례 (유튜브 검색 결과용) */
.kis-chart-legend {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 20px;
    border-left: 3px solid #10b981;
}

.kis-legend-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
}

.kis-legend-items {
    display: flex;
    gap: 20px;
    align-items: center;
    padding-left: 8px;
}

.kis-legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: #666;
}

.kis-legend-marker-current {
    width: 12px;
    height: 12px;
    background: #667eea;
    border: 2px solid white;
    border-radius: 50%;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.kis-legend-marker-open {
    width: 10px;
    height: 10px;
    background: #10b981;
    border: 2px solid white;
    transform: rotate(45deg);
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

/* KIS API 실시간 주가 그리드 */
.kis-stocks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.kis-stock-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.kis-stock-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

/* 🔥 수급 돌파 강조 (테두리) */
.kis-stock-card.kis-supply-breakout {
    border: 3px solid #ef4444;
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.3);
}

.kis-stock-card.kis-supply-strong-breakout {
    border: 3px solid #dc2626;
    background: linear-gradient(135deg, #fff5f5 0%, #ffffff 100%);
    box-shadow: 0 0 20px rgba(220, 38, 38, 0.4);
}

.kis-stock-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.kis-stock-header h3,
.kis-stock-header h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.kis-stock-code {
    font-size: 14px;
    color: var(--text-secondary);
    background: var(--surface-color);
    padding: 6px 12px;
    border-radius: 8px;
    font-weight: 600;
}

.kis-price-container {
    min-height: 120px;
}

/* ── 스켈레톤 UI (데이터 로딩 중 깜빡이는 플레이스홀더) ── */
@keyframes kis-skeleton-pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.45; }
}
.kis-skeleton-wrap {
    padding: 8px 0;
    animation: kis-skeleton-pulse 1.4s ease-in-out infinite;
}
.kis-skeleton-line {
    height: 14px;
    border-radius: 6px;
    background: linear-gradient(90deg, #e8eaed 25%, #d4d6d9 50%, #e8eaed 75%);
    background-size: 200% 100%;
    margin-bottom: 10px;
}
.kis-skeleton-line.wide  { width: 70%; }
.kis-skeleton-line.mid   { width: 50%; }
.kis-skeleton-line.short { width: 35%; }
.kis-skeleton-line.tall  { height: 20px; width: 55%; }

.kis-price-loading,
.kis-price-error {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
    font-size: 16px;
}

.kis-price-error {
    color: #EF4444;
}

.kis-price-main {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 20px;
    background: white;
    border-radius: 12px;
    margin-bottom: 15px;
}

.kis-current-price {
    font-size: 36px;
    font-weight: 900;
    letter-spacing: -1px;
}

.kis-current-price.positive {
    color: #EF4444;
}

.kis-current-price.negative {
    color: #3B82F6;
}

.kis-current-price.neutral {
    color: var(--text-secondary);
}

.kis-change {
    font-size: 20px;
    font-weight: 700;
    text-align: left;
    padding: 12px 16px;
    border-radius: 8px;
    margin-top: 8px;
    width: 100%;
    box-sizing: border-box;
}

.kis-change.positive {
    background: rgba(254, 226, 226, 0.5);
}

.kis-change.negative {
    background: rgba(219, 234, 254, 0.5);
}

.kis-change.neutral {
    background: rgba(243, 244, 246, 0.5);
}

/* 상승/하락 색상 */
.kis-price-main.positive {
    background: linear-gradient(135deg, #FEF2F2 0%, #FEE2E2 100%);
}

.kis-price-main.positive .kis-current-price,
.kis-price-main.positive .kis-change {
    color: #EF4444;
}

.kis-price-main.negative {
    background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
}

.kis-price-main.negative .kis-current-price,
.kis-price-main.negative .kis-change {
    color: #3B82F6;
}

.kis-price-main.neutral {
    background: var(--surface-color);
}

.kis-price-main.neutral .kis-current-price,
.kis-price-main.neutral .kis-change {
    color: var(--text-secondary);
}

/* 상세 정보 */
.kis-price-details {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    padding: 15px;
    background: var(--surface-color);
    border-radius: 12px;
}

.kis-detail-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    text-align: center;
}

.kis-label {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 600;
}

.kis-value {
    font-size: 16px;
    color: var(--text-primary);
    font-weight: 700;
}

.kis-update-time {
    text-align: right;
    margin-top: 12px;
    font-size: 12px;
    color: var(--text-secondary);
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   모바일 반응형 디자인
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

/* 태블릿 (768px ~ 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .container {
        max-width: 900px;
    }
    
    .video-list {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .kis-stocks-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 모바일 (최대 768px) */
@media (max-width: 768px) {
    /* 전체 레이아웃 */
    body {
        padding: 10px;
    }
    
    .container {
        padding: 10px;
    }
    
    /* 헤더 */
    header {
        padding: 20px 0;
        margin-bottom: 30px;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    /* 메인 탭 */
    .main-tabs-nav {
        flex-direction: column;
        gap: 10px;
        margin-bottom: 20px;
    }
    
    .main-tab-btn {
        width: 100%;
        padding: 15px;
        font-size: 1rem;
    }
    
    /* 검색 영역 - 가로 배치 유지 */
    .search-container {
        flex-direction: row;
        gap: 8px;
        max-width: 100%;
        padding: 0 10px;
    }
    
    #searchInput {
        flex: 1;
        min-width: 0;
        font-size: 16px; /* iOS zoom 방지 */
        padding: 12px 15px;
    }
    
    #searchBtn {
        flex-shrink: 0;
        padding: 12px 20px;
        font-size: 0.95rem;
        white-space: nowrap;
    }
    
    /* 지역 선택 */
    .region-selector {
        flex-direction: column;
        gap: 10px;
    }
    
    .region-buttons {
        width: 100%;
        flex-direction: column;
        gap: 8px;
    }
    
    .region-btn {
        width: 100%;
        min-height: 48px;
    }
    
    /* 차트 섹션 */
    .stock-chart-section {
        margin-bottom: 20px;
    }
    
    .chart-header {
        flex-direction: column;
        gap: 10px;
        padding: 15px;
    }
    
    .chart-title {
        font-size: 1.1rem;
    }
    
    /* TradingView 차트 높이 줄이기 */
    .tradingview-widget-container {
        height: 350px !important;
    }
    
    .tradingview-widget-container iframe {
        height: 350px !important;
    }
    
    /* 가격 정보 */
    .price-content {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .price-icon {
        font-size: 2.5rem;
    }
    
    .price-link-button {
        width: 100%;
        justify-content: center;
    }
    
    .price-main {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    /* KIS API 실시간 주가 */
    .kis-stocks-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .kis-price-main {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .kis-current-price {
        font-size: 28px;
    }
    
    .kis-change {
        font-size: 16px;
        text-align: center;
    }
    
    .kis-price-details {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    
    /* Dashboard */
    .dashboard-header {
        padding: 15px;
    }
    
    .dashboard-main-title {
        font-size: 1.5rem;
        word-break: keep-all;
        line-height: 1.4;
    }
    
    .dashboard-main-description {
        font-size: 0.85rem;
        word-break: break-word;
        line-height: 1.6;
        padding: 0 5px;
        text-align: center;
    }
    
    .dashboard-section {
        padding: 20px 15px;
    }
    
    .dashboard-title {
        font-size: 1.3rem;
        gap: 10px;
    }
    
    .dashboard-description {
        font-size: 0.9rem;
    }
    
    /* 영상 리스트 */
    .video-list {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .video-item {
        padding: 15px;
    }
    
    .video-thumbnail {
        height: 180px;
    }
    
    .video-title {
        font-size: 1rem;
        -webkit-line-clamp: 3;
    }
    
    .video-meta {
        font-size: 0.85rem;
        gap: 8px;
    }
    
    /* AI 인사이트 */
    .ai-insights-section {
        padding: 20px 15px;
        margin: 20px 0;
    }
    
    .insights-title {
        font-size: 1.3rem;
    }
    
    .insights-container {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .insight-card {
        padding: 15px;
        word-break: break-word;
        overflow-wrap: break-word;
    }
    
    /* 긴 특수문자 라인 오버플로우 방지 */
    .insight-card p,
    .insight-card div {
        max-width: 100%;
        overflow-wrap: break-word;
        word-break: break-all;
    }
    
    .divider {
        margin: 20px 0;
    }
}

/* 작은 스마트폰 (최대 480px) */
@media (max-width: 480px) {
    body {
        padding: 8px;
    }
    
    .container {
        padding: 8px;
    }
    
    header h1 {
        font-size: 1.8rem;
    }
    
    .subtitle {
        font-size: 0.9rem;
    }
    
    .main-tab-btn {
        padding: 12px;
        font-size: 0.95rem;
    }
    
    #searchInput,
    #searchBtn {
        padding: 12px;
        font-size: 0.95rem;
    }
    
    .region-btn {
        padding: 12px;
        font-size: 0.9rem;
    }
    
    /* 차트 더 작게 */
    .tradingview-widget-container {
        height: 300px !important;
    }
    
    .tradingview-widget-container iframe {
        height: 300px !important;
    }
    
    .video-thumbnail {
        height: 150px;
    }
    
    .video-title {
        font-size: 0.95rem;
    }
    
    /* 검색창 더 작게 */
    #searchInput {
        padding: 10px 12px;
        font-size: 14px;
    }
    
    #searchBtn {
        padding: 10px 15px;
        font-size: 0.9rem;
    }
    
    .dashboard-main-title {
        font-size: 1.2rem;
        padding: 0 5px;
    }
    
    .dashboard-main-description {
        font-size: 0.8rem;
        padding: 0 5px;
        text-align: center;
    }
    
    .dashboard-title {
        font-size: 1.2rem;
    }
    
    .kis-current-price {
        font-size: 24px;
    }
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   일중 범위 차트 (유튜브 검색 결과용)
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.kis-intraday-range {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid #eee;
}

.kis-intraday-label {
    font-size: 0.85rem;
    color: #888;
    margin-bottom: 6px;
}

.kis-range-bar {
    position: relative;
    height: 8px;
    background: linear-gradient(to right, #dbeafe 0%, #fee2e2 100%);
    border-radius: 4px;
    margin-bottom: 6px;
}

.kis-range-marker {
    position: absolute;
    top: -4px;
    width: 16px;
    height: 16px;
    background: #667eea;
    border: 2px solid white;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    transform: translateX(-50%);
    z-index: 2;
}

.kis-open-marker {
    position: absolute;
    top: -3px;
    width: 12px;
    height: 12px;
    background: #10b981;
    border: 2px solid white;
    transform: translateX(-50%) rotate(45deg);
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    z-index: 1;
}

.kis-range-values {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: #999;
    margin-bottom: 4px;
}

.kis-trend-info {
    font-size: 0.85rem;
    color: #555;
    display: flex;
    align-items: center;
    gap: 4px;
}

.kis-trend-info.bullish {
    color: #ef4444;
}

.kis-trend-info.bearish {
    color: #3b82f6;
}

.kis-change-info {
    font-size: 0.85rem;
    color: #666;
    margin-top: 4px;
    padding-top: 4px;
    border-top: 1px dashed #e0e0e0;
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   복합 추세 분석 (유튜브 검색 결과용)
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.kis-complex-analysis {
    margin-top: 12px;
    padding: 12px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 8px;
    border-left: 3px solid #667eea;
}

.kis-analysis-header {
    font-size: 0.85rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.kis-analysis-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
    font-size: 0.8rem;
}

.kis-analysis-label {
    font-weight: 600;
    color: #666;
    min-width: 50px;
}

.kis-analysis-value {
    color: #333;
}

.kis-additional-signals {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 8px 0;
}

.kis-signal-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    border-left: 2px solid transparent;
}

.kis-signal-badge.kis-signal-positive {
    background: #f1f9f3;
    border-left-color: #28a745;
    color: #155724;
}

.kis-signal-badge.kis-signal-negative {
    background: #fdf2f3;
    border-left-color: #dc3545;
    color: #721c24;
}

.kis-signal-badge.kis-signal-neutral {
    background: #f8f9fa;
    border-left-color: #6c757d;
    color: #495057;
}

/* 🔥 수급 게이지 바 */
.kis-supply-gauge-container {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 8px;
}

.kis-supply-gauge {
    flex: 1;
    height: 20px;
    background: #f0f0f0;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.kis-supply-gauge-fill {
    height: 100%;
    border-radius: 10px;
    transition: width 0.5s ease;
}

.kis-supply-gauge-label {
    min-width: 180px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #333;
    white-space: normal;
    word-break: break-word;
}

/* 매수 색상 (빨강 계열) */
.kis-supply-gauge-buy-strong {
    background: linear-gradient(90deg, #ef4444 0%, #dc2626 100%);
}

.kis-supply-gauge-buy-moderate {
    background: linear-gradient(90deg, #f59e0b 0%, #d97706 100%);
}

.kis-supply-gauge-buy-weak {
    background: linear-gradient(90deg, #fb923c 0%, #f97316 100%);
}

/* 매도 색상 (파랑 계열) */
.kis-supply-gauge-sell-strong {
    background: linear-gradient(90deg, #2563eb 0%, #1d4ed8 100%);
}

.kis-supply-gauge-sell-moderate {
    background: linear-gradient(90deg, #3b82f6 0%, #2563eb 100%);
}

.kis-supply-gauge-sell-weak {
    background: linear-gradient(90deg, #60a5fa 0%, #3b82f6 100%);
}

.kis-conclusion {
    margin-top: 0;
    margin-bottom: 10px;
    padding: 10px;
    background: linear-gradient(135deg, #fff3cd 0%, #fff9e6 100%);
    border-left: 3px solid #ffc107;
    border-radius: 6px;
}

.kis-conclusion-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.kis-confidence-high {
    background: #d4edda;
    color: #155724;
}

.kis-confidence-medium {
    background: #fff3cd;
    color: #856404;
}

.kis-confidence-low {
    background: #f8d7da;
    color: #721c24;
}

.kis-conclusion-text {
    color: #333;
    font-size: 0.8rem;
    line-height: 1.6;
}

/* 모바일 반응형 */
@media (max-width: 768px) {
    .kis-complex-analysis {
        padding: 10px;
    }
    
    .kis-analysis-header {
        font-size: 0.8rem;
    }
    
    .kis-analysis-row {
        font-size: 0.75rem;
    }
    
    .kis-additional-signals {
        gap: 4px;
    }
    
    .kis-signal-badge {
        font-size: 0.7rem;
        padding: 3px 6px;
    }
    
    .kis-conclusion-text {
        font-size: 0.75rem;
    }
}

/* 🔧 종목 카드 최소 너비 확보 */
.kis-stock-card {
    min-width: 300px;
    overflow: hidden;
}

/* 🔧 수급 미니 차트 영역 제한 */
.supply-mini-chart {
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    box-sizing: border-box;
}

.supply-mini-chart canvas {
    max-width: 100%;
    height: auto;
}


.kis-change.positive { color: #EF4444 !important; }
.kis-change.negative { color: #3B82F6 !important; }

/* 수급 급반등 알림 뱃지 */
.supply-alert-badge {
    display: inline-block;
    background: rgba(239, 68, 68, 0.15);
    color: #EF4444;
    border: 1px solid rgba(239, 68, 68, 0.4);
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    margin: 4px 0 2px;
    animation: alert-pulse 1.5s ease-in-out infinite;
    letter-spacing: 0.03em;
}

@keyframes alert-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.03); }
}