/* ============================================
   IP SCANNER - Surface Tool
   ============================================ */

.ip-scanner {
    display: flex;
    flex-direction: column;
    height: 100%;
    font-family: var(--io-font-primary);
    gap: var(--io-space-sm);
    padding: var(--io-space-lg);
    box-sizing: border-box;
    overflow: hidden;
}

/* ---- TOP CONTROLS ---- */

.ip-scanner-controls {
    display: flex;
    gap: var(--io-space-sm);
    align-items: flex-end;
    flex-shrink: 0;
}

.ip-scanner-field {
    display: flex;
    flex-direction: column;
    gap: var(--io-space-xs);
}

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

/* ---- CUSTOM IP INPUT ---- */

.ip-input-wrap {
    display: flex;
    align-items: center;
    background: var(--io-surface-sunken);
    border: 1px solid var(--io-border);
    border-radius: var(--io-radius-md);
    height: var(--io-input-height);
    padding: 0 var(--io-space-sm);
    transition: border-color var(--io-transition-base), box-shadow var(--io-transition-base);
    gap: 0;
}

.ip-input-wrap:focus-within {
    border-color: var(--io-accent);
    box-shadow: 0 0 0 2px var(--io-accent-subtle);
}

.ip-input-wrap input {
    all: unset;
    width: 36px;
    text-align: center;
    font-family: var(--io-font-mono);
    font-size: var(--io-text-sm);
    color: var(--io-text-primary);
    font-weight: 600;
}

.ip-input-wrap input::placeholder {
    color: var(--io-text-tertiary);
    font-weight: 400;
}

.ip-input-dot {
    color: var(--io-accent);
    font-family: var(--io-font-mono);
    font-size: var(--io-text-lg);
    font-weight: 700;
    line-height: 1;
    user-select: none;
    padding: 0 1px;
}

/* ---- PORT INPUT ---- */

.port-input-wrap {
    display: flex;
    align-items: center;
    background: var(--io-surface-sunken);
    border: 1px solid var(--io-border);
    border-radius: var(--io-radius-md);
    height: var(--io-input-height);
    padding: 0 var(--io-space-sm);
    width: 80px;
    transition: border-color var(--io-transition-base), box-shadow var(--io-transition-base);
}

.port-input-wrap:focus-within {
    border-color: var(--io-accent);
    box-shadow: 0 0 0 2px var(--io-accent-subtle);
}

.port-input-wrap input {
    all: unset;
    width: 100%;
    font-family: var(--io-font-mono);
    font-size: var(--io-text-sm);
    color: var(--io-text-primary);
    font-weight: 600;
    text-align: center;
}

.port-input-wrap input::placeholder {
    color: var(--io-text-tertiary);
    font-weight: 400;
}

/* ---- SCAN BUTTON AREA ---- */

.ip-scanner-btn-wrap {
    flex-shrink: 0;
    align-self: flex-end;
    padding-bottom: 2px;
}

/* ---- STATUS BAR ---- */

.ip-scanner-status {
    display: flex;
    align-items: center;
    gap: var(--io-space-sm);
    padding: var(--io-space-xs) var(--io-space-md);
    background: var(--io-surface-sunken);
    border-radius: var(--io-radius-sm);
    font-family: var(--io-font-mono);
    font-size: 11px;
    color: var(--io-text-tertiary);
    flex-shrink: 0;
    min-height: 28px;
}

.ip-scanner-status-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--io-radius-full);
    background: var(--io-text-tertiary);
    flex-shrink: 0;
    transition: background var(--io-transition-base), box-shadow var(--io-transition-base);
}

.ip-scanner-status-dot.idle    { background: var(--io-text-tertiary); }
.ip-scanner-status-dot.running { background: var(--io-success); box-shadow: 0 0 8px var(--io-success); animation: dot-pulse 1s ease-in-out infinite; }
.ip-scanner-status-dot.error   { background: var(--io-error); box-shadow: 0 0 6px var(--io-error); }
.ip-scanner-status-dot.done    { background: var(--io-accent); box-shadow: 0 0 6px var(--io-accent-glow); }

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

.ip-scanner-status-text {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ip-scanner-status-count {
    margin-left: auto;
    color: var(--io-text-secondary);
    white-space: nowrap;
    font-weight: 600;
}

/* ---- PROGRESS BAR ---- */

.ip-scanner-progress {
    height: 2px;
    background: var(--io-surface-sunken);
    border-radius: var(--io-radius-full);
    overflow: hidden;
    flex-shrink: 0;
}

.ip-scanner-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--io-accent-dim), var(--io-accent), var(--io-accent-bright));
    border-radius: var(--io-radius-full);
    transition: width 150ms linear;
    box-shadow: 0 0 10px var(--io-accent-glow);
}

.ip-scanner-progress-bar.indeterminate {
    width: 30% !important;
    animation: progress-slide 1.2s ease-in-out infinite;
}

@keyframes progress-slide {
    0%   { margin-left: -30%; }
    100% { margin-left: 100%; }
}

/* ---- RESULTS ---- */

.ip-scanner-results {
    flex: 1;
    background: var(--io-surface-sunken);
    border: 1px solid var(--io-border-subtle);
    border-radius: var(--io-radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.ip-scanner-results-header {
    display: grid;
    grid-template-columns: 2fr 80px 1.5fr 1fr;
    padding: var(--io-space-xs) var(--io-space-md);
    font-size: 10px;
    font-weight: 700;
    color: var(--io-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    border-bottom: 1px solid var(--io-border-subtle);
    background: var(--io-surface-hover);
    flex-shrink: 0;
    font-family: var(--io-font-mono);
}

.ip-scanner-results-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    position: relative;
}

.ip-scanner-results-body::-webkit-scrollbar { width: 4px; }
.ip-scanner-results-body::-webkit-scrollbar-track { background: transparent; }
.ip-scanner-results-body::-webkit-scrollbar-thumb { background: var(--io-accent-subtle); border-radius: var(--io-radius-sm); }

.ip-scanner-results-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    gap: var(--io-space-sm);
    color: var(--io-text-tertiary);
    font-family: var(--io-font-mono);
    font-size: var(--io-text-xs);
    opacity: 0.6;
    user-select: none;
}

.ip-scanner-results-empty i { font-size: 28px; opacity: 0.4; }

.ip-scanner-row {
    display: grid;
    grid-template-columns: 2fr 80px 1.5fr 1fr;
    align-items: center;
    padding: var(--io-space-sm) var(--io-space-md);
    font-family: var(--io-font-mono);
    font-size: 12px;
    color: var(--io-text-secondary);
    border-bottom: 1px solid var(--io-border-subtle);
    transition: background var(--io-transition-fast);
    animation: row-in 200ms ease-out;
}

@keyframes row-in {
    from { opacity: 0; transform: translateX(-8px); }
    to   { opacity: 1; transform: translateX(0); }
}

.ip-scanner-row:last-child { border-bottom: none; }
.ip-scanner-row:hover { background: var(--io-surface-hover); }

.ip-scanner-row-ip { color: var(--io-text-primary); font-weight: 600; }
.ip-scanner-row-port { color: var(--io-text-tertiary); text-align: center; }
.ip-scanner-row-hostname { color: var(--io-text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ip-scanner-row-status { text-align: right; font-weight: 600; font-size: 10px; text-transform: uppercase; letter-spacing: 0.5px; }
.ip-scanner-row-status.online  { color: var(--io-success); }
.ip-scanner-row-status.offline { color: var(--io-error); }

.ip-scanner-results-body.scanning::after {
    content: '';
    position: absolute;
    left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--io-accent), transparent);
    box-shadow: 0 0 8px var(--io-accent-glow);
    animation: scan-line 2s linear infinite;
    pointer-events: none;
}

@keyframes scan-line {
    0%   { top: 0; }
    100% { top: 100%; }
}

/* ---- FOOTER ---- */

.ip-scanner-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    font-family: var(--io-font-mono);
    font-size: 10px;
    color: var(--io-text-tertiary);
    padding-top: var(--io-space-xs);
}

.ip-scanner-footer-stat {
    display: flex;
    align-items: center;
    gap: 4px;
}

.ip-scanner-footer-stat strong { color: var(--io-text-secondary); }