/* 工具栏目专用样式（颜色只用 site.css 的变量）。 */
.tool-page { min-width: 0; }
.tool-head { margin-bottom: 8px; }
.tool-privacy { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 8px 0 0; color: var(--fg-soft); font-size: .95rem; }
.tool-subnav { display: flex; flex-wrap: wrap; gap: 6px; margin: 12px 0 0; }
.tool-subnav a { padding: 5px 12px; border: 1px solid var(--border); border-radius: 999px; font-size: .9rem; text-decoration: none; color: var(--fg-soft); background: var(--bg); }
.tool-subnav a:hover, .tool-subnav a[aria-current] { border-color: var(--accent); color: var(--accent-strong); background: var(--accent-soft); }

.tool-box { min-width: 0; }
.tool-box input[type=text], .tool-box input[type=url], .tool-box input[type=search], .tool-box input[type=number],
.tool-box input[type=password], .tool-box input[type=date], .tool-box select {
  width: 100%; min-width: 0; padding: 10px 12px; border: 1.5px solid var(--border); border-radius: 8px; background: var(--bg);
}
.tool-box input:focus, .tool-box select:focus, .tool-box textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.tool-box textarea { display: block; resize: vertical; background: var(--bg); }
.tool-box textarea.tool-textarea-sm { min-height: 76px; }
.tool-box .field > label { font-weight: 600; }
.tool-form { margin: 0; }
.tool-row { display: flex; flex-wrap: wrap; gap: 0 12px; }
.tool-grow { flex: 1 1 240px; min-width: 0; }
.tool-port { flex: 0 0 110px; }
.tool-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 0 16px; }
.tool-actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 8px; }
.tool-btn-sm { padding: 6px 12px; font-size: .88rem; border-radius: 8px; }
.tool-note { font-size: .9rem; margin: 6px 0 0; }
.tool-file { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 6px; cursor: pointer; font-weight: 400; }
.tool-file:focus-within .button { box-shadow: 0 0 0 3px var(--accent-soft); }
.tool-check { display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px; margin: 4px 0 10px; font-weight: 400; cursor: pointer; }
.tool-check input { flex: none; }
.tool-check small { flex-basis: 100%; padding-left: 22px; }
.tool-checks { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 0 16px; }
.tool-opts { margin: 4px 0 8px; }
.tool-fieldset { border: 1px solid var(--border); border-radius: 10px; padding: 10px 14px 4px; margin: 0 0 14px; min-width: 0; }
.tool-fieldset legend, .tool-seg legend { font-weight: 600; padding: 0 4px; }
.tool-more { margin: 0 0 14px; }
.tool-more summary { cursor: pointer; font-weight: 600; margin-bottom: 10px; }

/* 分段选择（radio） */
.tool-seg { display: flex; flex-wrap: wrap; gap: 6px; border: 0; padding: 0; margin: 0 0 14px; min-width: 0; }
.tool-seg legend:not(.sr-only) { flex-basis: 100%; margin-bottom: 4px; }
.tool-seg label { position: relative; }
.tool-seg input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.tool-seg span { display: inline-block; padding: 7px 14px; border: 1.5px solid var(--border); border-radius: 8px; background: var(--bg); cursor: pointer; font-size: .93rem; }
.tool-seg input:checked + span { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-strong); font-weight: 600; }
.tool-seg input:focus-visible + span { box-shadow: 0 0 0 3px var(--accent-soft); }

/* 输出 */
.tool-output { margin-top: 16px; min-width: 0; }
.tool-output:empty { display: none; }
.tool-busy { color: var(--muted); }
.tool-busy::before { content: ""; display: inline-block; width: 12px; height: 12px; margin-right: 8px; border: 2px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: tool-spin .8s linear infinite; vertical-align: -1px; }
@keyframes tool-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .tool-busy::before { animation: none; } }
.tool-out { margin: 0 0 16px; min-width: 0; }
.tool-out-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 6px; }
.tool-out-head h3 { margin: 0; font-size: 1rem; }
.tool-out-actions { display: flex; flex-wrap: wrap; gap: 6px; }
.tool-pre { margin: 0; padding: 12px 14px; max-height: 32em; overflow: auto; background: var(--code-bg); border: 1px solid var(--border); border-radius: 8px; font: .84rem/1.5 var(--mono); white-space: pre; }
.tool-pre code { background: none; padding: 0; font: inherit; }
.tool-break { word-break: break-all; overflow-wrap: anywhere; }
.tool-small { font-size: .86rem; }
.tool-progress { color: var(--muted); margin: 0 0 8px; }
.tool-requires { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin: 0 0 10px; }
.tool-table td, .tool-table th { font-size: .9rem; }
.tool-table td { overflow-wrap: anywhere; }
.tool-th-btn { padding: 0; background: none; color: inherit; font: inherit; font-weight: 600; }
.tool-th-btn:hover { background: none; color: var(--accent); }
.tool-chain { padding-left: 1.4em; margin: 0 0 14px; }
.tool-chain li { margin: 2px 0; overflow-wrap: anywhere; }
.tool-list { padding-left: 1.2em; }
.tool-checklist { list-style: none; padding: 0; margin: 0 0 12px; }
.tool-checklist li { margin: 4px 0; }
.tool-raw, .tool-pem { margin: 8px 0 12px; }
.tool-raw summary, .tool-pem summary { cursor: pointer; color: var(--fg-soft); }
.tool-raw .tool-pre { margin-top: 8px; }

/* 证书卡片 */
.tool-cert { border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px 4px; margin: 0 0 14px; background: var(--bg); min-width: 0; }
.tool-cert-head h3 { margin: 2px 0 6px; font-size: 1.1rem; overflow-wrap: anywhere; }
.tool-cert-head .eyebrow { margin: 0; }
.tool-badges { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 12px; }
.tool-cert .kv dd { overflow-wrap: anywhere; }

.tool-schedule { margin-top: 18px; }

/* /tools/ 首页 */
.tool-jump { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 20px; }
.tool-jump a { padding: 5px 12px; border-radius: 999px; background: var(--bg-soft); border: 1px solid var(--border); text-decoration: none; font-size: .92rem; }
.tools-index .card .badge { margin-top: 8px; }
.tools-intro { margin-top: 24px; }

@media (max-width: 600px) {
  .tool-box { padding: 14px; border-radius: 12px; }
  .tool-port { flex: 1 1 100%; }
  .tool-pre { font-size: .8rem; }
  .tool-out-head { align-items: flex-start; }
}