/* WiFi Locate Mode Styles */

/* Environment preset grid */
.wfl-env-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 6px;
}

.wfl-env-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 8px 4px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-secondary);
}

.wfl-env-btn:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.2);
}

.wfl-env-btn.active {
    background: rgba(0, 255, 136, 0.1);
    border-color: var(--accent-green, #00ff88);
    color: var(--text-primary);
}

.wfl-env-icon {
    font-size: 18px;
    line-height: 1;
}

.wfl-env-label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
}

.wfl-env-n {
    font-size: 9px;
    font-family: var(--font-mono);
    color: var(--text-dim);
}

/* ============================================
   VISUALS CONTAINER
   ============================================ */

.wfl-visuals-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
    min-height: 0;
    overflow: hidden;
    padding: 8px;
}

/* ============================================
   PROXIMITY HUD
   ============================================ */

.wfl-hud {
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex: 1;
    padding: 16px;
    position: relative;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    overflow: hidden;
}

.wfl-hud-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.wfl-hud-target {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
    min-width: 0;
}

.wfl-target-ssid {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.wfl-target-bssid {
    font-size: 11px;
    font-family: var(--font-mono);
    color: var(--text-dim);
}

.wfl-hud-audio-toggle {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 11px;
    color: var(--text-secondary);
    cursor: pointer;
    white-space: nowrap;
}

.wfl-hud-audio-toggle input[type="checkbox"] {
    margin: 0;
}

.wfl-hud-stop-btn {
    padding: 5px 12px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #ff3366;
    background: rgba(255, 51, 102, 0.1);
    border: 1px solid rgba(255, 51, 102, 0.3);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.wfl-hud-stop-btn:hover {
    background: rgba(255, 51, 102, 0.2);
    border-color: #ff3366;
}

/* ============================================
   RSSI DISPLAY — big dBm number
   ============================================ */

.wfl-rssi-display {
    font-size: 64px;
    font-weight: 800;
    font-family: var(--font-mono);
    text-align: center;
    line-height: 1;
    color: var(--text-dim);
    transition: color 0.3s;
    padding: 8px 0;
}

.wfl-rssi-display.good {
    color: #22c55e;
    text-shadow: 0 0 20px rgba(34, 197, 94, 0.3);
}

.wfl-rssi-display.medium {
    color: #eab308;
    text-shadow: 0 0 20px rgba(234, 179, 8, 0.2);
}

.wfl-rssi-display.weak {
    color: #ef4444;
    text-shadow: 0 0 20px rgba(239, 68, 68, 0.2);
}

/* ============================================
   DISTANCE ESTIMATE
   ============================================ */

.wfl-distance {
    text-align: center;
    font-size: 16px;
    font-family: var(--font-mono);
    color: var(--text-secondary);
    margin-top: -4px;
}

/* ============================================
   SIGNAL BAR — 20 horizontal segments
   ============================================ */

.wfl-bar-container {
    display: flex;
    gap: 3px;
    padding: 8px 0;
    align-items: center;
    justify-content: center;
}

.wfl-bar-segment {
    width: 100%;
    height: 28px;
    flex: 1;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.06);
    transition: background 0.15s;
}

.wfl-bar-segment.active:nth-child(-n+7) {
    background: #ef4444;
    box-shadow: 0 0 6px rgba(239, 68, 68, 0.3);
}

.wfl-bar-segment.active:nth-child(n+8):nth-child(-n+14) {
    background: #eab308;
    box-shadow: 0 0 6px rgba(234, 179, 8, 0.3);
}

.wfl-bar-segment.active:nth-child(n+15) {
    background: #22c55e;
    box-shadow: 0 0 6px rgba(34, 197, 94, 0.3);
}

/* ============================================
   RSSI CHART — canvas wrapper
   ============================================ */

.wfl-rssi-chart-container {
    height: 120px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 8px;
    position: relative;
    flex-shrink: 0;
}

.wfl-rssi-chart-container .wfl-chart-label {
    position: absolute;
    top: 4px;
    left: 8px;
    font-size: 9px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
}

#wflRssiChart {
    width: 100%;
    height: 100%;
}

/* ============================================
   STATS — 4-column grid
   ============================================ */

.wfl-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    padding: 8px 0;
}

.wfl-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.wfl-stat-value {
    font-size: 16px;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-primary);
}

.wfl-stat-label {
    font-size: 9px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================
   SIGNAL LOST OVERLAY
   ============================================ */

.wfl-signal-lost {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.7);
    color: #ef4444;
    font-size: 24px;
    font-weight: 800;
    font-family: var(--font-mono);
    letter-spacing: 4px;
    text-transform: uppercase;
    z-index: 10;
    animation: wfl-pulse 2s ease-in-out infinite;
}

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

/* ============================================
   WAITING STATE
   ============================================ */

.wfl-waiting {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    color: var(--text-dim);
    font-size: 13px;
    text-align: center;
    padding: 20px;
}

/* ============================================
   LOCATE BUTTON — WiFi detail drawer
   ============================================ */

.wfl-locate-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--accent-green, #00ff88);
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.2s;
}

.wfl-locate-btn:hover {
    background: rgba(0, 255, 136, 0.2);
    border-color: var(--accent-green, #00ff88);
}

.wfl-locate-btn svg {
    width: 10px;
    height: 10px;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1023px) {
    .wfl-rssi-display {
        font-size: 48px;
    }

    .wfl-bar-segment {
        height: 22px;
    }

    .wfl-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .wfl-hud-header {
        flex-wrap: wrap;
        gap: 8px;
    }

    .wfl-rssi-chart-container {
        height: 90px;
    }
}