:root {
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --accent: #3b82f6;
    --danger: #ef4444;
    --warning: #f59e0b;
    --nav-bg: rgba(255, 255, 255, 0.85);
    --card-header-bg: transparent;
    --ad-bg: #f1f5f9;
    --list-border: #f1f5f9;
    --badge-suspected-bg: #fef3c7;
    --badge-monitoring-bg: #dbeafe;
    --badge-confirmed-bg: #fee2e2;
    --trend-bg: #f1f5f9;
    --trend-up-bg: #dcfce7;
    --hover-bg: #f1f5f9;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.03), 0 1px 3px rgba(0, 0, 0, 0.02);
}

[data-theme="dark"] {
    --bg-color: #09090b;
    --card-bg: #18181b;
    --text-main: #f4f4f5;
    --text-muted: #a1a1aa;
    --border: #27272a;
    --accent: #3b82f6;
    --danger: #ef4444;
    --warning: #f59e0b;
    --nav-bg: rgba(9, 9, 11, 0.85);
    --card-header-bg: transparent;
    --ad-bg: #1f1f22;
    --list-border: #27272a;
    --badge-suspected-bg: rgba(245, 158, 11, 0.15);
    --badge-monitoring-bg: rgba(59, 130, 246, 0.15);
    --badge-confirmed-bg: rgba(239, 68, 68, 0.15);
    --trend-bg: #27272a;
    --trend-up-bg: rgba(34, 197, 94, 0.15);
    --hover-bg: #27272a;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Outfit', sans-serif; background: var(--bg-color); color: var(--text-main); line-height: 1.6; transition: background-color 0.3s, color 0.3s; }

/* Helpers */
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.mb-4 { margin-bottom: 16px; }
.mt-4 { margin-top: 16px; }
.text-muted { color: var(--text-muted); }
.text-sm { font-size: 0.9rem; }

/* Navbar */
.navbar { background: var(--nav-bg); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); transition: background-color 0.3s; }
.nav-container { max-width: 1300px; margin: 0 auto; padding: 0 24px; display: flex; justify-content: space-between; align-items: center; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.4rem; letter-spacing: -0.5px; }
.logo-icon { font-size: 1.6rem; }
.nav-links a { text-decoration: none; color: var(--text-muted); margin-left: 28px; font-size: 1rem; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--accent); }

.theme-btn { background: var(--card-bg); border: 1px solid var(--border); color: var(--text-main); border-radius: 50%; width: 36px; height: 36px; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; margin-left: 24px; transition: all 0.2s; box-shadow: var(--shadow); }
.theme-btn:hover { background-color: var(--hover-bg); transform: scale(1.05); }

/* Disclaimer */
.ad-disclaimer { display: none !important; }
.disclaimer-box { background: var(--card-bg); border: 1px solid var(--border); border-radius: 8px; padding: 12px 16px; font-size: 0.85rem; color: var(--text-muted); display: flex; align-items: center; gap: 12px; transition: background-color 0.3s; }

/* Ads */
.ad-container { display: none !important; }
.ad-placeholder { color: var(--text-muted); font-size: 0.8rem; font-weight: 500; letter-spacing: 0.5px; padding: 20px; }
.top-ad { max-width: 728px; height: 90px; margin: 24px auto 10px; }
.infeed-ad { width: 100%; height: 120px; margin: 30px 0; }
.sidebar-ad { width: 300px; height: 250px; margin: 0 auto 30px; }

/* Layout */
.main-container { max-width: 1300px; margin: 0 auto 60px; padding: 0 24px; }
.hero-summary { text-align: center; margin: 40px 0 60px; }
.alert-banner { display: inline-block; background: rgba(245, 158, 11, 0.15); color: var(--warning); padding: 8px 16px; border-radius: 20px; font-size: 0.85rem; font-weight: 600; margin-bottom: 24px; border: 1px solid rgba(245, 158, 11, 0.3); }
.hero-summary h1 { font-size: 3.5rem; font-weight: 800; letter-spacing: -1.5px; margin-bottom: 16px; line-height: 1.1; }
.hero-subtitle { color: var(--text-muted); max-width: 700px; margin: 0 auto 40px; font-size: 1.15rem; line-height: 1.6; }
.hero-stats { display: flex; justify-content: center; gap: 60px; flex-wrap: wrap; }
.stat-box { display: flex; flex-direction: column; align-items: center; }
.stat-num { font-size: 3.5rem; font-weight: 800; line-height: 1; margin-bottom: 8px; letter-spacing: -2px; }
.stat-label { font-size: 0.85rem; color: var(--text-muted); text-transform: uppercase; font-weight: 700; letter-spacing: 1px; }
.stat-box.danger .stat-num { color: var(--danger); }
.stat-box.warning .stat-num { color: var(--warning); }

.content-grid { display: grid; grid-template-columns: 1.8fr 1fr; gap: 40px; }
@media (max-width: 900px) { .content-grid { grid-template-columns: 1fr; } }

/* Cards */
.card { background: var(--card-bg); border: 1px solid var(--border); border-radius: 20px; margin-bottom: 30px; overflow: hidden; box-shadow: var(--shadow); transition: background-color 0.3s, border-color 0.3s; }
.card-header { padding: 24px 28px 16px; background: var(--card-header-bg); border-bottom: 1px solid var(--list-border); }
.card-header h2 { font-size: 1.25rem; font-weight: 700; letter-spacing: -0.5px; margin: 0; }

#leaflet-map { height: 500px; width: 100%; z-index: 1; border-radius: 20px; overflow: hidden; }
.map-legend { padding: 12px 24px; border-top: 1px solid var(--list-border); display: flex; gap: 20px; font-size: 0.85rem; font-weight: 600; color: var(--text-muted); }
.legend-item { display: flex; align-items: center; gap: 8px; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot-danger { background: var(--danger); }
.dot-accent { background: var(--accent); }

[data-theme="dark"] .leaflet-layer, [data-theme="dark"] .leaflet-control-zoom-in, [data-theme="dark"] .leaflet-control-zoom-out, [data-theme="dark"] .leaflet-control-attribution { filter: invert(100%) hue-rotate(180deg) brightness(95%) contrast(90%); }

/* Custom Leaflet Markers & Popups */
.custom-map-marker { display: flex; justify-content: center; align-items: center; width: 100%; height: 100%; }
.pulse-marker { width: 14px; height: 14px; border-radius: 50%; background: var(--marker-color); position: relative; box-shadow: 0 0 4px rgba(0,0,0,0.4); border: 1px solid rgba(255,255,255,0.2); }
.pulse-marker.is-pulsing::after { 
    content: ""; position: absolute; 
    top: 50%; left: 50%; 
    width: 40px; height: 40px; 
    margin-top: -20px; margin-left: -20px; 
    border-radius: 50%; border: 2px solid var(--marker-color); 
    animation: mapPulse 2s infinite ease-out; 
}
@keyframes mapPulse { 0% { transform: scale(0.3); opacity: 1; } 100% { transform: scale(1); opacity: 0; } }

.sleek-popup .leaflet-popup-content-wrapper { background: var(--card-bg); color: var(--text-main); border-radius: 12px; box-shadow: var(--shadow-hover); border: 1px solid var(--border); padding: 4px; }
.sleek-popup .leaflet-popup-tip { background: var(--card-bg); border-bottom: 1px solid var(--border); border-right: 1px solid var(--border); }
.custom-popup { padding: 12px; text-align: left; }
.custom-popup h4 { font-family: 'Outfit', sans-serif; font-size: 1.1rem; font-weight: 700; margin: 8px 0 4px; letter-spacing: -0.5px; }
.custom-popup p { font-family: 'Outfit', sans-serif; font-size: 0.9rem; margin: 0; color: var(--text-muted); line-height: 1.4; }
.popup-badge { font-family: 'Outfit', sans-serif; font-size: 0.65rem; font-weight: 800; padding: 4px 8px; border-radius: 20px; letter-spacing: 0.5px; }

/* Lists & Timeline */
.timeline-list { padding: 0; }
.timeline-item { padding: 24px 28px; border-bottom: 1px solid var(--list-border); display: flex; gap: 20px; transition: background 0.2s; }
.timeline-item:hover { background: var(--hover-bg); }
.timeline-item:last-child { border-bottom: none; }
.badge { padding: 6px 12px; border-radius: 20px; font-size: 0.75rem; font-weight: 800; height: fit-content; white-space: nowrap; text-transform: uppercase; letter-spacing: 0.5px; }
.badge-suspected { background: var(--badge-suspected-bg); color: var(--warning); }
.badge-monitoring { background: var(--badge-monitoring-bg); color: var(--accent); }
.badge-confirmed { background: var(--badge-confirmed-bg); color: var(--danger); }
.badge-fatal { background: #27272a; color: #fff; }
[data-theme="dark"] .badge-fatal { background: #e4e4e7; color: #18181b; }
.timeline-content h4 { font-size: 1.1rem; margin-bottom: 6px; font-weight: 700; }

.vessel-info { padding: 28px; }
.vessel-status { font-weight: 700; font-size: 1.1rem; margin-bottom: 16px; color: var(--danger); display: flex; align-items: center; gap: 8px; }
.vessel-status::before { content: ""; display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--danger); animation: pulse 2s infinite; }
.vessel-detail { font-size: 0.95rem; margin-bottom: 12px; border-bottom: 1px solid var(--list-border); padding-bottom: 12px; display: flex; justify-content: space-between; }
.btn-outline { display: block; width: 100%; padding: 12px; margin-top: 24px; border: 1px solid var(--border); color: var(--text-main); background: transparent; cursor: pointer; border-radius: 8px; font-weight: 700; font-family: inherit; transition: all 0.2s; }
.btn-outline:hover { background: var(--text-main); color: var(--card-bg); }

.location-list { list-style: none; padding: 0; }
.location-list li { display: flex; justify-content: space-between; padding: 16px 28px; border-bottom: 1px solid var(--list-border); font-size: 1rem; font-weight: 600; transition: background 0.2s; }
.location-list li:hover { background: var(--hover-bg); }
.loc-count { font-weight: 800; color: var(--danger); }

.news-list { padding: 20px 28px; max-height: 400px; overflow-y: auto; display: flex; flex-direction: column; gap: 16px; }

.trending-list { list-style: none; padding: 0; }
.trending-list li { display: flex; align-items: center; padding: 16px 28px; border-bottom: 1px solid var(--list-border); font-size: 0.95rem; font-weight: 600; transition: background 0.2s; }
.trending-list li:hover { background: var(--hover-bg); }
.trend-rank { color: var(--text-muted); font-weight: 800; width: 36px; }
.trend-spark { margin-left: auto; font-size: 0.75rem; background: var(--trend-bg); color: var(--text-main); padding: 4px 10px; border-radius: 12px; font-weight: 700; letter-spacing: 0.5px; }
.trend-spark.up { background: var(--trend-up-bg); color: #16a34a; }

/* Knowledge Grid (Articles for AdSense) */
.knowledge-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 40px; }
@media (max-width: 768px) { .knowledge-grid { grid-template-columns: 1fr; } }
.article-body { padding: 28px; }
.article-body p { margin-bottom: 16px; font-size: 1rem; color: var(--text-main); }
.article-body h4 { font-size: 1.1rem; margin-bottom: 12px; font-weight: 700; }
.bullet-list { padding-left: 20px; margin-bottom: 16px; }
.bullet-list li { margin-bottom: 8px; color: var(--text-main); }

/* Professional Footer */
.site-footer { border-top: 1px solid var(--border); background: var(--card-bg); padding: 60px 24px 20px; transition: background-color 0.3s; }
.footer-container { max-width: 1300px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
@media (max-width: 768px) { .footer-container { grid-template-columns: 1fr; } }
.footer-brand p { color: var(--text-muted); margin-top: 12px; max-width: 300px; font-size: 0.95rem; }
.footer-links-group h4 { font-size: 1rem; font-weight: 700; margin-bottom: 16px; }
.footer-links-group a { display: block; color: var(--text-muted); text-decoration: none; margin-bottom: 12px; font-size: 0.95rem; transition: color 0.2s; }
.footer-links-group a:hover { color: var(--accent); }
.footer-bottom { max-width: 1300px; margin: 0 auto; padding-top: 24px; border-top: 1px solid var(--border); text-align: center; color: var(--text-muted); font-size: 0.85rem; }

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
    70% { box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); }
    100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

/* Custom Scrollbars */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-color); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 10px; border: 2px solid var(--bg-color); }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }