/* Dark theme - trader style */
:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-card: #1c2333;
    --border: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --accent-green: #3fb950;
    --accent-red: #f85149;
    --accent-yellow: #d29922;
    --accent-blue: #58a6ff;
    --accent-orange: #f0883e;
}

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

body {
    font-family: -apple-system, 'SF Pro Display', 'Noto Sans TC', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-left h1 {
    font-size: 18px;
    font-weight: 600;
}

.live-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-red);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.live-text {
    color: var(--accent-red);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

#update-time {
    color: var(--text-secondary);
    font-size: 13px;
}

#refresh-btn {
    background: var(--accent-blue);
    color: white;
    border: none;
    padding: 6px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
}

#refresh-btn:hover {
    opacity: 0.85;
}

/* Marquee */
.marquee-container {
    background: #1a1a2e;
    border-bottom: 1px solid var(--border);
    overflow: hidden;
    white-space: nowrap;
    padding: 10px 0;
}

.marquee-content {
    display: inline-block;
    animation: marquee 300s linear infinite;
    padding-left: 100%;
}

.marquee-content:hover {
    animation-play-state: paused;
}

@keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-100%); }
}

.marquee-item {
    display: inline-block;
    margin-right: 80px;
    font-size: 14px;
}

.marquee-item .author {
    font-weight: 700;
    margin-right: 6px;
}

.marquee-item .time {
    color: var(--text-secondary);
    font-size: 12px;
    margin-right: 6px;
}

.marquee-item .emoji {
    margin-right: 4px;
}

.marquee-loading {
    color: var(--text-secondary);
    padding: 0 20px;
}

/* VIX Banner */
.vix-banner {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 10px 24px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    font-size: 15px;
}

.vix-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.vix-value {
    font-size: 22px;
    font-weight: 700;
    font-family: 'SF Mono', 'Menlo', monospace;
}

.vix-change {
    font-size: 14px;
    font-family: 'SF Mono', 'Menlo', monospace;
}

.vix-change.up { color: var(--accent-red); }
.vix-change.down { color: var(--accent-green); }

.vix-level {
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
}

.vix-level.low { background: rgba(63, 185, 80, 0.15); color: var(--accent-green); }
.vix-level.mid { background: rgba(210, 153, 34, 0.15); color: var(--accent-yellow); }
.vix-level.high { background: rgba(248, 81, 73, 0.15); color: var(--accent-red); }
.vix-level.extreme { background: rgba(248, 81, 73, 0.3); color: var(--accent-red); }

/* Main Grid */
.main-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    padding: 16px 24px;
    max-height: calc(100vh - 160px);
    overflow-y: auto;
}

/* Posts Section */
.posts-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.post-group {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.group-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
}

.group-header .flag { font-size: 20px; }
.group-header h2 { font-size: 15px; font-weight: 600; }

.post-cards {
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.post-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 12px;
    border-left: 3px solid var(--accent-blue);
}

.post-card.bullish { border-left-color: var(--accent-green); }
.post-card.bearish { border-left-color: var(--accent-red); }
.post-card.neutral { border-left-color: var(--accent-yellow); }

.post-time {
    color: var(--text-secondary);
    font-size: 12px;
    margin-bottom: 6px;
}

.post-translation {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 8px;
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
}

.tag.category {
    background: rgba(88, 166, 255, 0.15);
    color: var(--accent-blue);
}

.tag.impact {
    background: rgba(240, 136, 62, 0.15);
    color: var(--accent-orange);
}

.tag.sentiment {
    font-weight: 700;
}

.tag.direction {
    font-weight: 700;
}

.loading-card {
    color: var(--text-secondary);
    text-align: center;
    padding: 20px;
    font-size: 14px;
}

/* Charts Section */
.charts-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.market-quotes {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.quote-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.quote-name {
    font-size: 13px;
    color: var(--text-secondary);
}

.quote-price {
    font-size: 18px;
    font-weight: 700;
    font-family: 'SF Mono', 'Menlo', monospace;
}

.quote-change {
    font-size: 13px;
    font-family: 'SF Mono', 'Menlo', monospace;
}

.quote-change.up { color: var(--accent-green); }
.quote-change.down { color: var(--accent-red); }

/* Chart Tabs */
.chart-tabs {
    display: flex;
    gap: 4px;
    background: var(--bg-secondary);
    padding: 4px;
    border-radius: 6px;
}

.tab {
    flex: 1;
    padding: 8px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.2s;
}

.tab:hover { color: var(--text-primary); }

.tab.active {
    background: var(--bg-card);
    color: var(--text-primary);
}

.chart-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    height: 320px;
}

/* Responsive */
@media (max-width: 900px) {
    .main-grid {
        grid-template-columns: 1fr;
    }
    .market-quotes {
        grid-template-columns: repeat(3, 1fr);
    }
}