/* ============================================
   FLEET DASHBOARD - Main monitoring view
   ============================================ */

.fleet {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: var(--io-space-lg);
    box-sizing: border-box;
    gap: var(--io-space-md);
    overflow-y: auto;
    overflow-x: hidden;
    font-family: var(--io-font-primary);
}

/* ---- TOOLBAR ---- */

.fleet-toolbar {
    display: flex;
    align-items: center;
    gap: var(--io-space-lg);
    flex-shrink: 0;
}

.fleet-toolbar-title {
    font-size: var(--io-text-xl);
    font-weight: 700;
    color: var(--io-text-primary);
    white-space: nowrap;
}

.fleet-toolbar-title i {
    color: var(--io-accent);
    margin-right: var(--io-space-sm);
}

.fleet-toolbar-spacer { flex: 1; }

.fleet-scan-btn {
    display: flex;
    align-items: center;
    gap: var(--io-space-sm);
    padding: var(--io-space-sm) var(--io-space-lg);
    background: var(--io-accent);
    border: none;
    border-radius: var(--io-radius-sm);
    color: var(--io-on-accent);
    font-family: var(--io-font-mono);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--io-transition-base);
    white-space: nowrap;
    letter-spacing: 0.5px;
}

.fleet-scan-btn:hover {
    background: var(--io-accent-bright);
    box-shadow: var(--io-glow-md);
}

.fleet-poll-control {
    display: flex;
    align-items: center;
    gap: var(--io-space-sm);
    font-family: var(--io-font-mono);
    font-size: 11px;
    color: var(--io-text-tertiary);
    flex-shrink: 0;
}

.fleet-poll-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 120px;
    height: 4px;
    background: var(--io-accent-dim);
    border-radius: var(--io-radius-full);
    outline: none;
}

.fleet-poll-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--io-accent);
    cursor: pointer;
    box-shadow: 0 0 6px var(--io-accent-glow);
    transition: transform 0.15s ease;
}

.fleet-poll-slider::-webkit-slider-thumb:hover {
    transform: scale(1.3);
}

.fleet-poll-value {
    min-width: 42px;
    text-align: right;
    color: var(--io-accent-bright);
    font-weight: 600;
}

.fleet-status-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--io-radius-full);
    flex-shrink: 0;
}

.fleet-status-dot.online  { background: var(--io-success); box-shadow: 0 0 6px var(--io-success); }
.fleet-status-dot.offline { background: var(--io-error); }
.fleet-status-dot.polling { background: var(--io-success); animation: fleet-dot-pulse 0.8s ease-in-out infinite; }

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

/* ---- SINGLESTAT CARDS ---- */

.fleet-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--io-space-sm);
    flex-shrink: 0;
}

.fleet-stat {
    background: var(--io-surface-raised);
    border: 1px solid var(--io-border-subtle);
    border-radius: var(--io-radius-md);
    padding: var(--io-space-md);
    display: flex;
    flex-direction: column;
    gap: 2px;
    transition: border-color var(--io-transition-base);
    position: relative;
    overflow: hidden;
}

.fleet-stat::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--io-accent-dim);
    opacity: 0.4;
    transition: opacity var(--io-transition-base);
}

.fleet-stat:hover {
    border-color: var(--io-accent-dim);
}

.fleet-stat:hover::before {
    opacity: 1;
    background: var(--io-accent);
}

.fleet-stat-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--io-text-tertiary);
    font-weight: 600;
    font-family: var(--io-font-mono);
}

.fleet-stat-value {
    font-size: var(--io-text-2xl);
    font-weight: 700;
    color: var(--io-text-primary);
    font-family: var(--io-font-mono);
    line-height: 1;
}

.fleet-stat-unit {
    margin-left: 10px;
    font-size: var(--io-text-xs);
    color: var(--io-text-tertiary);
    font-weight: 400;
}

/* ---- CHART AREA ---- */

.fleet-chart-wrap {
    background: var(--io-surface-raised);
    border: 1px solid var(--io-border-subtle);
    border-radius: var(--io-radius-md);
    padding: var(--io-space-md);
    flex-shrink: 0;
    min-height: 160px;
}

.fleet-chart-title {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--io-text-tertiary);
    font-weight: 600;
    font-family: var(--io-font-mono);
    margin-bottom: var(--io-space-sm);
}

/* ---- MINER GRID ---- */

.fleet-miners-header {
    display: flex;
    align-items: center;
    gap: var(--io-space-sm);
    flex-shrink: 0;
}

.fleet-miners-title {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--io-text-tertiary);
    font-weight: 600;
    font-family: var(--io-font-mono);
}

.fleet-miners-count {
    font-size: 11px;
    color: var(--io-text-tertiary);
    font-family: var(--io-font-mono);
}

.fleet-miners {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--io-space-sm);
}

/* ---- MINER CARD ---- */

.fleet-miner {
    background: var(--io-surface-raised);
    border: 1px solid var(--io-border-subtle);
    border-radius: var(--io-radius-md);
    padding: var(--io-space-md);
    cursor: pointer;
    transition: all var(--io-transition-base);
    display: flex;
    flex-direction: column;
    gap: var(--io-space-sm);
    position: relative;
}

.fleet-miner:hover {
    border-color: var(--io-accent-dim);
    background: var(--io-surface-hover);
}

.fleet-miner.offline {
    opacity: 0.5;
}

.fleet-miner-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.fleet-miner-ip {
    font-family: var(--io-font-mono);
    font-size: var(--io-text-sm);
    font-weight: 600;
    color: var(--io-text-primary);
}

.fleet-miner-status {
    font-size: 10px;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.5px;
    font-family: var(--io-font-mono);
}

.fleet-miner-status.online  { color: var(--io-success); }
.fleet-miner-status.offline { color: var(--io-error); }

.fleet-miner-label {
    font-size: var(--io-text-xs);
    color: var(--io-text-tertiary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.fleet-miner-stats {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--io-space-xs);
}

.fleet-miner-stat {
    display: flex;
    flex-direction: column;
}

.fleet-miner-stat-label {
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--io-text-tertiary);
    font-family: var(--io-font-mono);
}

.fleet-miner-stat-value {
    font-size: var(--io-text-sm);
    font-weight: 600;
    color: var(--io-text-secondary);
    font-family: var(--io-font-mono);
}

.fleet-miner-stat-value.hot {
    color: var(--io-warning);
}

.fleet-miner-stat-value.critical {
    color: var(--io-error);
}

/* ---- EMPTY STATE ---- */

.fleet-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--io-space-md);
    padding: var(--io-space-2xl);
    color: var(--io-text-tertiary);
    font-family: var(--io-font-mono);
    font-size: var(--io-text-sm);
    text-align: center;
}

.fleet-empty i {
    font-size: 48px;
    opacity: 0.3;
}

.fleet-empty-scan {
    display: flex;
    align-items: center;
    gap: var(--io-space-sm);
    padding: var(--io-space-md) var(--io-space-xl);
    background: var(--io-accent);
    border: none;
    border-radius: var(--io-radius-sm);
    color: var(--io-on-accent);
    font-family: var(--io-font-mono);
    font-size: var(--io-text-base);
    font-weight: 700;
    cursor: pointer;
    transition: all var(--io-transition-base);
    letter-spacing: 0.5px;
    margin-top: var(--io-space-sm);
}

.fleet-empty-scan:hover {
    background: var(--io-accent-bright);
    box-shadow: var(--io-glow-lg);
    transform: translateY(-2px);
}

/* ---- UPDATE FLASH ---- */

@keyframes stat-flash {
    0%   { color: var(--io-accent-bright); }
    100% { color: var(--io-text-primary); }
}

.fleet-stat-flash {
    animation: stat-flash 400ms ease-out;
}