/* =========================================================
   Tool: Port Checker v2
   Scope: .zt-tool--port-checker
   Namespace: .zt-pc2-*
   ========================================================= */

/* ── Input layout ────────────────────────────────────────── */

.zt-tool--port-checker .zt-pc2-inputs {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 14px;
    align-items: end;
}

.zt-tool--port-checker .zt-pc2-ports-hint {
    font-size: 11px;
    font-weight: 400;
    color: var(--zt-text-muted);
    margin-left: 6px;
}

/* ── Preset buttons ──────────────────────────────────────── */

.zt-tool--port-checker .zt-pc2-presets {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
}

.zt-tool--port-checker .zt-pc2-presets__label {
    font-size: 12px;
    color: var(--zt-text-muted);
    margin-right: 2px;
    white-space: nowrap;
}

.zt-tool--port-checker .zt-pc2-preset {
    display: inline-flex;
    align-items: center;
    height: 28px;
    padding: 0 10px;
    border-radius: 5px;
    border: 1px solid var(--zt-border);
    background: var(--zt-bg-secondary);
    color: var(--zt-text);
    font-size: 12px;
    font-family: var(--zt-font-mono);
    cursor: pointer;
    transition: border-color 0.12s, background 0.12s, color 0.12s;
    white-space: nowrap;
}

.zt-tool--port-checker .zt-pc2-preset:hover {
    border-color: var(--zt-accent, #2563eb);
    color: var(--zt-accent, #2563eb);
    background: var(--zt-bg-hover, #eff6ff);
}

.zt-tool--port-checker .zt-pc2-preset--active {
    border-color: var(--zt-accent, #2563eb);
    background: var(--zt-accent, #2563eb);
    color: #fff;
}

.zt-tool--port-checker .zt-pc2-preset--active:hover {
    background: #1d4ed8;
    border-color: #1d4ed8;
    color: #fff;
}

/* ── Result block ────────────────────────────────────────── */

.zt-tool--port-checker .zt-pc2-result {
    border: 1px solid var(--zt-border);
    border-radius: var(--zt-radius-lg);
    background: var(--zt-bg-subtle);
    overflow: hidden;
    margin-top: 4px;
}

/* DNS info row */
.zt-tool--port-checker .zt-pc2-dns-info {
    padding: 10px 16px;
    border-bottom: 1px solid var(--zt-border);
    background: var(--zt-bg-secondary);
}

.zt-tool--port-checker .zt-pc2-dns-info:empty {
    display: none;
}

.zt-tool--port-checker .zt-pc2-dns-row {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.zt-tool--port-checker .zt-pc2-dns-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
}

.zt-tool--port-checker .zt-pc2-dns-label {
    color: var(--zt-text-muted);
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

.zt-tool--port-checker .zt-pc2-dns-value {
    font-family: var(--zt-font-mono);
    font-size: 12px;
    color: var(--zt-text);
    background: transparent;
    padding: 0;
}

/* ── Port rows ───────────────────────────────────────────── */

.zt-tool--port-checker .zt-pc2-rows {
    display: flex;
    flex-direction: column;
}

.zt-tool--port-checker .zt-pc2-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    gap: 12px;
    border-bottom: 1px solid var(--zt-border);
}

.zt-tool--port-checker .zt-pc2-row:last-child {
    border-bottom: none;
}

.zt-tool--port-checker .zt-pc2-row__left {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.zt-tool--port-checker .zt-pc2-row__right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.zt-tool--port-checker .zt-pc2-row__port {
    font-family: var(--zt-font-mono);
    font-size: 0.9rem;
    color: var(--zt-text);
}

.zt-tool--port-checker .zt-pc2-row__svc {
    font-family: var(--zt-font-sans, inherit);
    font-size: 0.8rem;
    color: var(--zt-text-muted);
    font-weight: 400;
}

.zt-tool--port-checker .zt-pc2-row__time {
    font-size: 12px;
    font-family: var(--zt-font-mono);
    color: var(--zt-text-muted);
    white-space: nowrap;
}

.zt-tool--port-checker .zt-pc2-row__detail {
    font-size: 12px;
    color: var(--zt-text-muted);
    white-space: nowrap;
}

/* ── Status badges ───────────────────────────────────────── */

.zt-tool--port-checker .zt-pc2-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 82px;
    padding: 3px 10px;
    border-radius: 5px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    font-family: var(--zt-font-mono);
    white-space: nowrap;
    flex-shrink: 0;
}

.zt-tool--port-checker .zt-pc2-badge--open {
    background: #ecfdf5;
    color: #047857;
    border: 1px solid #a7f3d0;
}

.zt-tool--port-checker .zt-pc2-badge--closed {
    background: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
}

.zt-tool--port-checker .zt-pc2-badge--filtered {
    background: #fffbeb;
    color: #92400e;
    border: 1px solid #fde68a;
}

/* ── Copy row ────────────────────────────────────────────── */

.zt-tool--port-checker .zt-pc2-copy-row {
    padding: 10px 16px;
    border-top: 1px solid var(--zt-border);
    background: var(--zt-bg-secondary);
}

.zt-tool--port-checker .zt-pc2-copy-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    padding: 6px 12px;
    min-height: 32px;
    cursor: pointer;
}

.zt-tool--port-checker .zt-pc2-copy-btn [data-lucide] {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

/* ── History block ───────────────────────────────────────── */

.zt-tool--port-checker .zt-pc2-history {
    margin-top: 24px;
    border: 1px solid var(--zt-border);
    border-radius: var(--zt-radius-lg);
    overflow: hidden;
}

.zt-tool--port-checker .zt-pc2-history__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    background: var(--zt-bg-secondary);
    border-bottom: 1px solid var(--zt-border);
}

.zt-tool--port-checker .zt-pc2-history__title {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--zt-text-muted);
}

.zt-tool--port-checker .zt-pc2-history__title [data-lucide] {
    width: 13px;
    height: 13px;
}

.zt-tool--port-checker .zt-pc2-history__clear {
    font-size: 12px;
    color: var(--zt-text-muted);
    background: none;
    border: none;
    cursor: pointer;
    padding: 2px 0;
    transition: color 0.12s;
}

.zt-tool--port-checker .zt-pc2-history__clear:hover {
    color: var(--zt-text);
}

.zt-tool--port-checker .zt-pc2-history__list {
    display: flex;
    flex-direction: column;
}

.zt-tool--port-checker .zt-pc2-history__item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    gap: 12px;
    cursor: pointer;
    border-bottom: 1px solid var(--zt-border);
    transition: background 0.1s;
}

.zt-tool--port-checker .zt-pc2-history__item:last-child {
    border-bottom: none;
}

.zt-tool--port-checker .zt-pc2-history__item:hover {
    background: var(--zt-bg-hover, #eff6ff);
}

.zt-tool--port-checker .zt-pc2-history__item-main {
    display: flex;
    align-items: center;
    gap: 10px;
    overflow: hidden;
}

.zt-tool--port-checker .zt-pc2-history__host {
    font-family: var(--zt-font-mono);
    font-size: 13px;
    color: var(--zt-text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.zt-tool--port-checker .zt-pc2-history__ports {
    display: flex;
    gap: 4px;
    flex-shrink: 0;
    flex-wrap: wrap;
}

.zt-tool--port-checker .zt-pc2-history__time {
    font-size: 11px;
    color: var(--zt-text-muted);
    white-space: nowrap;
    flex-shrink: 0;
}

/* Mini badges inside history */
.zt-tool--port-checker .zt-pc2-hist-badge {
    display: inline-flex;
    align-items: center;
    padding: 1px 6px;
    border-radius: 3px;
    font-size: 11px;
    font-family: var(--zt-font-mono);
    font-weight: 600;
}

.zt-tool--port-checker .zt-pc2-hist-badge--open {
    background: #ecfdf5;
    color: #047857;
}

.zt-tool--port-checker .zt-pc2-hist-badge--closed {
    background: #fef2f2;
    color: #b91c1c;
}

.zt-tool--port-checker .zt-pc2-hist-badge--filtered {
    background: #fffbeb;
    color: #92400e;
}

/* ── Responsive ──────────────────────────────────────────── */

@media (max-width: 640px) {
    .zt-tool--port-checker .zt-pc2-inputs {
        grid-template-columns: 1fr;
    }

    .zt-tool--port-checker .zt-pc2-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }

    .zt-tool--port-checker .zt-pc2-row__right {
        justify-content: flex-start;
    }

    .zt-tool--port-checker .zt-pc2-row__detail {
        white-space: normal;
    }
}