/* ========== DESIGN TOKENS (from Kartel main site) ========== */
:root {
    --bg-main: #000000;
    --bg-card: #0a0a0a;
    --bg-panel: rgba(10, 10, 10, 0.85);
    --accent: #CEFE46;
    --accent-dim: rgba(206, 254, 70, 0.15);
    --accent-glow: rgba(206, 254, 70, 0.4);
    --radar-green: #CEFE46;
    --text-main: #FFFFFF;
    --text-muted: #808080;
    --text-dim: #4a4a4a;
    --border-thin: 1px solid #1a1a1a;
    --border-accent: 1px solid rgba(206, 254, 70, 0.3);
    --transition: all 0.3s ease;
    --font-mono: 'Courier New', Courier, monospace;
}

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

body {
    background: var(--bg-main);
    color: var(--text-main);
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow: hidden;
    height: 100vh;
    width: 100vw;
}

.mono {
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ========== LAYOUT ========== */
.tracker-wrapper {
    position: relative;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

/* ========== MAP ========== */
#map {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* Dark map tiles override */
.leaflet-container {
    background: #000 !important;
}
.leaflet-control-zoom { display: none !important; }
.leaflet-control-attribution { display: none !important; }

/* ========== RADAR SWEEP ========== */
.radar-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
    overflow: hidden;
}

.radar-sweep {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 200vmax;
    height: 200vmax;
    transform: translate(-50%, -50%);
    animation: radarSpin 8s linear infinite;
}

.radar-sweep::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 50%;
    height: 50%;
    transform-origin: bottom left;
    background: conic-gradient(
        from 0deg,
        transparent 0deg,
        rgba(206, 254, 70, 0.0) 0deg,
        rgba(206, 254, 70, 0.03) 15deg,
        rgba(206, 254, 70, 0.08) 25deg,
        rgba(206, 254, 70, 0.12) 30deg,
        transparent 35deg
    );
}

@keyframes radarSpin {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Radar SCANNING mode — faster, brighter */
.radar-sweep.scanning {
    animation-duration: 2s !important;
}

.radar-sweep.scanning::before {
    background: conic-gradient(
        from 0deg,
        transparent 0deg,
        rgba(206, 254, 70, 0.0) 0deg,
        rgba(206, 254, 70, 0.06) 10deg,
        rgba(206, 254, 70, 0.15) 20deg,
        rgba(206, 254, 70, 0.25) 30deg,
        rgba(206, 254, 70, 0.18) 40deg,
        transparent 50deg
    ) !important;
}

/* ========== SCAN OVERLAY (coordinates rain + status) ========== */
.scan-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 6;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.scan-overlay.active {
    opacity: 1;
}

/* Floating coordinates that appear during scan */
.scan-coord {
    position: absolute;
    font-family: var(--font-mono);
    font-size: 10px;
    color: rgba(206, 254, 70, 0.4);
    letter-spacing: 0.05em;
    animation: scanCoordFade 1.2s ease-out forwards;
    white-space: nowrap;
}

@keyframes scanCoordFade {
    0% { opacity: 0; transform: translateY(0); }
    20% { opacity: 0.6; }
    100% { opacity: 0; transform: translateY(-30px); }
}

/* Scan status text (center of screen) */
.scan-status {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 7;
    text-align: center;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.scan-status.active {
    opacity: 1;
}

.scan-status-text {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.2em;
    color: var(--accent);
    text-shadow: 0 0 20px rgba(206, 254, 70, 0.5);
    animation: statusBlink 0.8s ease-in-out infinite;
}

.scan-status-sub {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-dim);
    letter-spacing: 0.1em;
    margin-top: 8px;
}

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

/* Ring pulse when vessel is found */
.scan-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid var(--accent);
    pointer-events: none;
    z-index: 5;
    animation: scanRingExpand 1.5s ease-out forwards;
}

@keyframes scanRingExpand {
    0% { width: 0; height: 0; opacity: 1; }
    100% { width: 200px; height: 200px; opacity: 0; }
}

/* Flash when target acquired */
.scan-flash {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 8;
    pointer-events: none;
    background: radial-gradient(circle at var(--flash-x, 50%) var(--flash-y, 50%),
        rgba(206, 254, 70, 0.15) 0%,
        transparent 60%
    );
    opacity: 0;
    animation: scanFlash 0.6s ease-out forwards;
}

@keyframes scanFlash {
    0% { opacity: 1; }
    100% { opacity: 0; }
}

/* Scanlines effect */
.scanlines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3;
    pointer-events: none;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.08) 2px,
        rgba(0, 0, 0, 0.08) 4px
    );
}

/* Vignette */
.vignette {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 4;
    pointer-events: none;
    background: radial-gradient(
        ellipse at center,
        transparent 50%,
        rgba(0, 0, 0, 0.5) 80%,
        rgba(0, 0, 0, 0.85) 100%
    );
}

/* ========== HEADER BAR ========== */
.tracker-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 32px;
    background: linear-gradient(180deg, rgba(0,0,0,0.8) 0%, transparent 100%);
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-main);
}

.header-logo img {
    height: 28px;
    filter: brightness(0) invert(1);
}

.header-logo-text {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.15em;
}

.header-divider {
    width: 1px;
    height: 20px;
    background: var(--text-dim);
    margin: 0 8px;
}

.header-tracker-label {
    font-size: 10px;
    color: var(--accent);
    letter-spacing: 0.2em;
}

.header-back {
    font-size: 11px;
    color: var(--text-muted);
    text-decoration: none;
    letter-spacing: 0.1em;
    transition: var(--transition);
}

.header-back:hover {
    color: var(--accent);
}

/* ========== SEARCH PANEL ========== */
.search-panel {
    position: absolute;
    top: 80px;
    left: 32px;
    z-index: 10;
    width: 360px;
}

.search-box {
    display: flex;
    align-items: stretch;
    background: var(--bg-panel);
    border: 1px solid #222;
    backdrop-filter: blur(20px);
    transition: var(--transition);
}

.search-box:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 20px rgba(206, 254, 70, 0.1);
}

.search-icon {
    display: flex;
    align-items: center;
    padding: 0 14px;
    color: var(--text-dim);
    font-size: 14px;
}

.search-box:focus-within .search-icon {
    color: var(--accent);
}

.search-input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-main);
    font-family: var(--font-mono);
    font-size: 13px;
    letter-spacing: 0.05em;
    padding: 14px 0;
}

.search-input::placeholder {
    color: var(--text-dim);
}

.search-btn {
    background: var(--accent);
    border: none;
    color: #000;
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.15em;
    padding: 0 20px;
    cursor: pointer;
    transition: var(--transition);
}

.search-btn:hover {
    background: #E2FF80;
}

.search-hint {
    margin-top: 8px;
    font-size: 10px;
    color: var(--text-dim);
    letter-spacing: 0.05em;
}

/* ========== VESSEL INFO PANELS ========== */
.vessel-panel {
    position: absolute;
    z-index: 10;
    background: var(--bg-panel);
    border: 1px solid #1a1a1a;
    backdrop-filter: blur(20px);
    padding: 0;
    width: 320px;
    max-height: calc(100vh - 160px);
    overflow-y: auto;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.vessel-panel::-webkit-scrollbar {
    width: 3px;
}

.vessel-panel::-webkit-scrollbar-thumb {
    background: #333;
}

.vessel-panel.visible {
    opacity: 1;
    transform: translateY(0);
}

.vessel-panel--left {
    bottom: 60px;
    left: 32px;
}

.vessel-panel--right {
    top: 80px;
    right: 32px;
}

/* Panel photo */
.panel-photo {
    width: 100%;
    height: 160px;
    overflow: hidden;
    border-bottom: 1px solid #1a1a1a;
}

.panel-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.panel-photo--empty {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0a0a0a 0%, #111 100%);
    color: var(--text-dim);
    font-size: 11px;
}

/* Panel body */
.panel-body {
    padding: 16px 20px 20px;
}

/* Flag row */
.panel-flag-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.panel-status-text {
    font-size: 10px;
    color: var(--accent);
    letter-spacing: 0.1em;
}

/* Divider */
.panel-divider {
    height: 1px;
    background: #1a1a1a;
    margin: 10px 0;
}

.panel-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid #1a1a1a;
}

.panel-status {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent-glow);
    animation: pulse 2s ease-in-out infinite;
}

.panel-status--offline {
    background: #555;
    box-shadow: none;
    animation: none;
}

.panel-vessel-name {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.panel-vessel-type {
    font-size: 10px;
    color: var(--text-muted);
    margin-left: auto;
}

.panel-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 4px 0;
}

.panel-label {
    font-size: 10px;
    color: var(--text-dim);
    letter-spacing: 0.1em;
}

.panel-value {
    font-size: 12px;
    color: var(--text-main);
    letter-spacing: 0.03em;
}

.panel-value--accent {
    color: var(--accent);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* ========== MAP MARKERS ========== */
.vessel-marker {
    position: relative;
}

.vessel-dot {
    width: 10px;
    height: 10px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--accent-glow), 0 0 24px rgba(206, 254, 70, 0.2);
    position: relative;
}

.vessel-dot::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 1px solid rgba(206, 254, 70, 0.3);
    transform: translate(-50%, -50%);
    animation: markerPulse 2s ease-out infinite;
}

@keyframes markerPulse {
    0% { width: 10px; height: 10px; opacity: 1; }
    100% { width: 40px; height: 40px; opacity: 0; }
}

/* Live AIS markers — smaller, subtler */
.vessel-dot--live {
    width: 6px;
    height: 6px;
    background: rgba(206, 254, 70, 0.7);
    box-shadow: 0 0 6px rgba(206, 254, 70, 0.3);
}

.vessel-dot--live::after {
    display: none;
}

.vessel-marker--live .vessel-label {
    display: none;
}

.vessel-marker--live:hover .vessel-label {
    display: block;
    font-size: 8px;
    top: -18px;
}

.vessel-label {
    position: absolute;
    top: -22px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-mono);
    font-size: 9px;
    color: var(--accent);
    letter-spacing: 0.1em;
    white-space: nowrap;
    text-shadow: 0 0 10px rgba(0,0,0,0.8);
}

/* ========== BOTTOM STATUS BAR ========== */
.status-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 32px;
    background: linear-gradient(0deg, rgba(0,0,0,0.8) 0%, transparent 100%);
}

.status-item {
    font-size: 10px;
    color: var(--text-dim);
    letter-spacing: 0.1em;
}

.status-item span {
    color: var(--text-muted);
}

.status-live {
    display: flex;
    align-items: center;
    gap: 6px;
}

.status-live-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    animation: pulse 1.5s ease-in-out infinite;
}

/* ========== GRID OVERLAY ========== */
.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
    opacity: 0.04;
    background-image:
        linear-gradient(rgba(206, 254, 70, 0.5) 1px, transparent 1px),
        linear-gradient(90deg, rgba(206, 254, 70, 0.5) 1px, transparent 1px);
    background-size: 80px 80px;
}

/* ========== CROSSHAIR CENTER ========== */
.crosshair {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 3;
    pointer-events: none;
    opacity: 0.15;
}

.crosshair::before,
.crosshair::after {
    content: '';
    position: absolute;
    background: var(--accent);
}

.crosshair::before {
    width: 1px;
    height: 40px;
    top: -20px;
    left: 0;
}

.crosshair::after {
    width: 40px;
    height: 1px;
    top: 0;
    left: -20px;
}

/* ========== LOADING STATE ========== */
.search-loading {
    display: none;
    align-items: center;
    gap: 8px;
    margin-top: 12px;
    font-size: 11px;
    color: var(--accent);
}

.search-loading.active {
    display: flex;
}

.loading-spinner {
    width: 12px;
    height: 12px;
    border: 1.5px solid var(--accent-dim);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ========== ERROR STATE ========== */
.search-error {
    display: none;
    margin-top: 12px;
    padding: 10px 14px;
    background: rgba(255, 60, 60, 0.1);
    border: 1px solid rgba(255, 60, 60, 0.2);
    font-size: 11px;
    color: #ff6b6b;
}

.search-error.active {
    display: block;
}

/* ========== RESULTS LIST ========== */
.search-results {
    margin-top: 8px;
    max-height: 240px;
    overflow-y: auto;
    display: none;
}

.search-results.active {
    display: block;
}

.search-results::-webkit-scrollbar {
    width: 4px;
}

.search-results::-webkit-scrollbar-track {
    background: transparent;
}

.search-results::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 2px;
}

.result-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: var(--bg-panel);
    border: 1px solid #1a1a1a;
    margin-bottom: 4px;
    cursor: pointer;
    transition: var(--transition);
    backdrop-filter: blur(20px);
}

.result-item:hover {
    border-color: var(--accent);
    background: rgba(206, 254, 70, 0.05);
}

.result-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
}

.result-name {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.03em;
}

.result-meta {
    font-size: 10px;
    color: var(--text-dim);
    margin-left: auto;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .search-panel {
        left: 16px;
        right: 16px;
        width: auto;
        top: 70px;
    }

    .tracker-header {
        padding: 14px 16px;
    }

    .vessel-panel--right {
        top: auto;
        bottom: 70px;
        right: 16px;
        left: 16px;
        min-width: auto;
    }

    .vessel-panel--left {
        bottom: 180px;
        left: 16px;
        right: 16px;
        min-width: auto;
    }

    .status-bar {
        padding: 10px 16px;
    }

    .header-back { display: none; }
}