/* DarkFina 디자인 시스템 */
:root {
    /* 다크 테마 기본 */
    --df-bg-primary: #0A0E27;
    --df-bg-secondary: #151A3A;
    --df-bg-card: #1E2444;
    
    /* 시그니처 컬러 */
    --df-cyan: #00D4FF;
    --df-pink: #FF3366;
    --df-green: #00FF88;
    --df-purple: #9945FF;
    --df-yellow: #FFD700;
    
    /* 텍스트 */
    --df-text-primary: #FFFFFF;
    --df-text-secondary: #B8BCC8;
    --df-text-muted: #6C7293;
    
    /* 그라디언트 */
    --df-gradient-dark: linear-gradient(135deg, #0A0E27 0%, #1E2444 100%);
    --df-gradient-signal: linear-gradient(90deg, #00D4FF 0%, #9945FF 100%);
    
    /* 기타 */
    --df-border: rgba(255, 255, 255, 0.1);
    --df-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--df-bg-primary);
    color: var(--df-text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 컨테이너 */
.darkfina-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 헤더 */
.darkfina-header {
    padding: 20px 0;
    border-bottom: 1px solid var(--df-border);
    margin-bottom: 30px;
}

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

.logo {
    font-size: 32px;
    font-weight: 700;
    letter-spacing: -1px;
}

.logo .dark {
    color: var(--df-text-primary);
}

.logo .fina {
    color: var(--df-cyan);
    text-shadow: 0 0 20px var(--df-cyan);
}

.logo a {
    text-decoration: none;
}

/* 검색창 */
.search-container {
    max-width: 600px;
    margin: 40px auto;
}

.search-form {
    display: flex;
    gap: 10px;
}

.search-input {
    flex: 1;
    padding: 16px 24px;
    background: var(--df-bg-card);
    border: 1px solid var(--df-border);
    border-radius: 12px;
    color: var(--df-text-primary);
    font-size: 16px;
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--df-cyan);
    box-shadow: 0 0 0 2px rgba(0, 212, 255, 0.2);
}

.search-btn {
    padding: 16px 32px;
    background: var(--df-cyan);
    color: var(--df-bg-primary);
    border: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.search-btn:hover {
    background: #00B8E6;
    transform: translateY(-1px);
}

/* 라이브 인디케이터 */
.live-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--df-text-secondary);
    font-size: 14px;
}

.pulse {
    width: 8px;
    height: 8px;
    background: var(--df-green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { 
        opacity: 1;
        transform: scale(1);
    }
    50% { 
        opacity: 0.5;
        transform: scale(1.2);
    }
}

/* 메트릭스 그리드 */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(600px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

/* 메트릭 카드 */
.metric-card {
    background: var(--df-bg-card);
    border: 1px solid var(--df-border);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.15);
}

.dark-pool-card:hover {
    border-color: var(--df-cyan);
}

.short-squeeze-card:hover {
    border-color: var(--df-pink);
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--df-border);
}

.card-header h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 4px;
}

.subtitle {
    color: var(--df-text-secondary);
    font-size: 14px;
}

.card-content {
    padding: 0;
}

/* 데이터 테이블 */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th {
    background: rgba(0, 0, 0, 0.2);
    padding: 12px 24px;
    text-align: left;
    font-weight: 500;
    color: var(--df-text-secondary);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table td {
    padding: 16px 24px;
    border-bottom: 1px solid var(--df-border);
}

.data-table tbody tr:hover {
    background: rgba(0, 212, 255, 0.05);
}

.ticker-info {
    display: flex;
    flex-direction: column;
}

.symbol {
    font-weight: 600;
    font-size: 16px;
    color: var(--df-text-primary);
}

.company {
    font-size: 12px;
    color: var(--df-text-muted);
}

/* 비율 바 */
.ratio-bar {
    position: relative;
    background: rgba(255, 255, 255, 0.05);
    height: 24px;
    border-radius: 12px;
    overflow: hidden;
}

.ratio-fill {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    background: var(--df-cyan);
    transition: width 0.3s ease;
}

.short .ratio-fill {
    background: var(--df-pink);
}

.ratio-text {
    position: relative;
    z-index: 1;
    font-weight: 600;
    font-size: 13px;
    line-height: 24px;
    padding: 0 12px;
}

.volume, .days-to-cover {
    font-weight: 500;
    color: var(--df-text-secondary);
}

/* 신호 섹션 */
.signals-section {
    background: var(--df-bg-card);
    border: 1px solid var(--df-border);
    border-radius: 16px;
    padding: 24px;
}

.signals-section h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
}

.signals-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.signal-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    border: 1px solid var(--df-border);
    transition: all 0.2s ease;
}

.signal-item:hover {
    background: rgba(0, 0, 0, 0.3);
}

.signal-item.dark_pool_surge {
    border-left: 3px solid var(--df-cyan);
}

.signal-item.short_squeeze {
    border-left: 3px solid var(--df-pink);
}

.signal-item.block_trade {
    border-left: 3px solid var(--df-purple);
}

.signal-item.unusual_activity {
    border-left: 3px solid var(--df-yellow);
}

.signal-icon {
    font-size: 24px;
}

.signal-content {
    flex: 1;
}

.signal-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 4px;
}

.signal-symbol {
    font-weight: 600;
    font-size: 16px;
}

.signal-strength {
    font-size: 12px;
    color: var(--df-text-secondary);
    background: rgba(255, 255, 255, 0.1);
    padding: 2px 8px;
    border-radius: 12px;
}

.signal-title {
    font-weight: 500;
    margin-bottom: 4px;
}

.signal-message {
    font-size: 14px;
    color: var(--df-text-secondary);
}

.signal-time {
    font-size: 12px;
    color: var(--df-text-muted);
}

/* 반응형 */
@media (max-width: 768px) {
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .data-table {
        font-size: 14px;
    }
    
    .data-table th,
    .data-table td {
        padding: 12px 16px;
    }
}

/* 스크롤바 스타일 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--df-bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--df-cyan);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--df-purple);
}
/* 급등 신호 - 롤링 티커 */
.surge-ticker {
    margin-left: auto;
    margin-right: 20px;
    position: relative;
    z-index: 10;
}

.surge-carousel {
    position: relative;
    width: 150px;
    height: 30px;
    overflow: visible;
}

.surge-slide {
    position: absolute;
    width: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    pointer-events: none;
}

.surge-slide.active {
    opacity: 1;
    pointer-events: auto;
}

.surge-compact {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--df-text-secondary);
    font-size: 14px;
    padding: 4px 12px;
    background: rgba(255, 51, 102, 0.1);
    border: 1px solid rgba(255, 51, 102, 0.3);
    border-radius: 20px;
    transition: all 0.3s ease;
}

.surge-compact:hover {
    background: rgba(255, 51, 102, 0.2);
    color: var(--df-text-primary);
    transform: scale(1.05);
    z-index: 20;
    box-shadow: 0 4px 12px rgba(255, 51, 102, 0.3);
}

.surge-symbol-compact {
    font-weight: 600;
    color: var(--df-text-primary);
}

.surge-percent-compact {
    color: var(--df-pink);
    font-weight: 500;
}

/* 티커 상세 페이지 */
.ticker-detail {
    background: var(--df-bg-card);
    border: 1px solid var(--df-border);
    border-radius: 16px;
    padding: 32px;
    margin-bottom: 40px;
}

.ticker-header {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--df-border);
}

.ticker-header h2 {
    font-size: 36px;
    margin-bottom: 8px;
}

.ticker-header p {
    color: var(--df-text-secondary);
    margin-bottom: 16px;
}

.ticker-price {
    font-size: 28px;
    font-weight: 600;
}

.ticker-price .positive {
    color: var(--df-green);
}

.ticker-price .negative {
    color: var(--df-pink);
}

.chart-section {
    margin-bottom: 32px;
}

.chart-section h3 {
    font-size: 20px;
    margin-bottom: 16px;
}

.detail-table {
    width: 100%;
    border-collapse: collapse;
}

.detail-table th {
    text-align: left;
    padding: 12px;
    border-bottom: 2px solid var(--df-border);
    color: var(--df-text-secondary);
    font-weight: 500;
}

.detail-table td {
    padding: 12px;
    border-bottom: 1px solid var(--df-border);
}

.mini-bar {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mini-fill {
    height: 6px;
    background: var(--df-cyan);
    border-radius: 3px;
    min-width: 100px;
}

.mini-bar.short .mini-fill {
    background: var(--df-pink);
}

.no-data {
    text-align: center;
    padding: 40px;
    color: var(--df-text-muted);
}

.back-link {
    text-align: center;
    margin-bottom: 40px;
}

.back-link a {
    color: var(--df-cyan);
    text-decoration: none;
    font-weight: 500;
}

.back-link a:hover {
    text-decoration: underline;
}

/* 전문 분석 섹션 */
.analysis-section {
    background: var(--df-bg-card);
    border: 1px solid var(--df-border);
    border-radius: 16px;
    padding: 32px;
    margin-top: 32px;
}

.analysis-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.analysis-header h3 {
    font-size: 24px;
    margin: 0;
}

.btn-detail-analysis {
    padding: 10px 20px;
    background: var(--df-cyan);
    color: var(--df-bg-primary);
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-detail-analysis:hover {
    background: #00B8E6;
    transform: translateY(-1px);
}

/* 요약 지표 카드 */
.analysis-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.metric-card {
    background: var(--df-bg-secondary);
    border: 1px solid var(--df-border);
    border-radius: 12px;
    padding: 20px;
}

.metric-card h4 {
    font-size: 16px;
    margin-bottom: 16px;
    color: var(--df-text-primary);
}

.metric-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.metric-row:last-child {
    border-bottom: none;
}

.metric-row .label {
    color: var(--df-text-secondary);
    font-size: 14px;
}

.metric-row .value {
    font-weight: 600;
    font-size: 16px;
    color: var(--df-text-primary);
}

.metric-row .value.strong {
    color: var(--df-green);
}

.metric-row .value.extreme {
    color: var(--df-pink);
}

.metric-row .status {
    font-size: 12px;
    color: var(--df-text-muted);
}

/* 압력 카드 */
.pressure-card {
    border-color: var(--df-purple);
}

/* 공매도 카드 */
.short-card {
    border-color: var(--df-pink);
}

/* 목표가 카드 */
.target-card {
    border-color: var(--df-green);
}

.squeeze-높음 {
    color: var(--df-pink);
    font-weight: 700;
}

.squeeze-중간 {
    color: var(--df-yellow);
}

.squeeze-낮음 {
    color: var(--df-text-secondary);
}

/* 상세 분석 */
.detail-analysis {
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--df-border);
}

/* FTD 테이블 */
.ftd-section {
    margin-bottom: 32px;
}

.ftd-section h4 {
    font-size: 18px;
    margin-bottom: 16px;
}

.ftd-table {
    width: 100%;
    border-collapse: collapse;
}

.ftd-table th {
    text-align: left;
    padding: 12px;
    background: var(--df-bg-secondary);
    border-bottom: 2px solid var(--df-border);
    color: var(--df-text-secondary);
}

.ftd-table td {
    padding: 12px;
    border-bottom: 1px solid var(--df-border);
}

.status-complete {
    color: var(--df-text-muted);
}

.status-pending {
    color: var(--df-yellow);
    font-weight: 600;
}

/* 상세 메트릭 그리드 */
.metric-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.metric-item {
    background: var(--df-bg-secondary);
    padding: 16px;
    border-radius: 8px;
    border: 1px solid var(--df-border);
}

.metric-item .label {
    display: block;
    color: var(--df-text-muted);
    font-size: 12px;
    margin-bottom: 8px;
}

.metric-item .value {
    font-size: 20px;
    font-weight: 600;
    color: var(--df-text-primary);
}

/* 촉매제 정보 */
.catalyst-info {
    background: var(--df-bg-secondary);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 24px;
}

.catalyst-info h5 {
    font-size: 16px;
    margin-bottom: 12px;
    color: var(--df-cyan);
}

/* 이자 계산 */
.interest-calculation {
    background: rgba(255, 51, 102, 0.1);
    border: 1px solid rgba(255, 51, 102, 0.3);
    padding: 20px;
    border-radius: 8px;
}

.interest-calculation h5 {
    font-size: 16px;
    margin-bottom: 12px;
    color: var(--df-pink);
}

.calc-example {
    background: rgba(0, 0, 0, 0.3);
    padding: 12px;
    border-radius: 4px;
    font-family: monospace;
    font-size: 14px;
    line-height: 1.8;
}

/* 고급 분석 테이블 스타일 */
.exchange-analysis,
.price-analysis,
.institutional-holdings,
.abnormal-indicators,
.cumulative-trading {
    margin-top: 32px;
}

.exchange-table,
.price-table,
.institution-table,
.abnormal-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 16px;
}

.exchange-table th,
.price-table th,
.institution-table th,
.abnormal-table th {
    text-align: left;
    padding: 12px;
    background: var(--df-bg-secondary);
    border-bottom: 2px solid var(--df-border);
    color: var(--df-text-secondary);
    font-weight: 600;
}

.exchange-table td,
.price-table td,
.institution-table td,
.abnormal-table td {
    padding: 12px;
    border-bottom: 1px solid var(--df-border);
}

/* 다크풀 행 강조 */
.darkpool-row {
    background: rgba(0, 212, 255, 0.05);
}

.darkpool-row td:first-child {
    font-weight: 600;
    color: var(--df-cyan);
}

/* 합계 행 */
.total-row {
    background: var(--df-bg-secondary);
    font-weight: 600;
}

.total-row td {
    border-top: 2px solid var(--df-border);
}

/* 가격대별 분석 */
.level-type {
    font-size: 12px;
    color: var(--df-text-muted);
}

/* 기관 테이블 */
.institution-table small {
    color: var(--df-yellow);
    font-size: 11px;
}

/* 비정상 지표 */
.abnormal-table tr.negative {
    background: rgba(255, 51, 102, 0.05);
}

.abnormal-table tr.positive {
    background: rgba(0, 255, 136, 0.05);
}

.abnormal-level {
    font-weight: 600;
}

.positive-sign {
    color: var(--df-green);
    margin-left: 8px;
}

/* 누적 거래 그리드 */
.cumulative-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.cumulative-item {
    background: var(--df-bg-secondary);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid var(--df-border);
    text-align: center;
}

.cumulative-item h5 {
    font-size: 14px;
    color: var(--df-text-secondary);
    margin-bottom: 12px;
}

.cumulative-item .volume {
    font-size: 20px;
    font-weight: 600;
    color: var(--df-text-primary);
    margin-bottom: 8px;
}

.cumulative-item .amount {
    font-size: 18px;
    color: var(--df-cyan);
    margin-bottom: 8px;
}

.cumulative-item .average {
    font-size: 12px;
    color: var(--df-text-muted);
}

/* 반응형 테이블 */
@media (max-width: 768px) {
    .exchange-table,
    .price-table,
    .institution-table,
    .abnormal-table {
        font-size: 12px;
    }
    
    .exchange-table th,
    .price-table th,
    .institution-table th,
    .abnormal-table th,
    .exchange-table td,
    .price-table td,
    .institution-table td,
    .abnormal-table td {
        padding: 8px;
    }
}