.pco-tool{--pco-bg:#f4f7fb;--pco-card:#fff;--pco-text:#152033;--pco-muted:#65738a;--pco-primary:#2367f2;--pco-primary-dark:#174fc4;--pco-border:#dce4ef;--pco-open:#087a45;--pco-open-bg:#eafaf2;--pco-closed:#b54708;--pco-closed-bg:#fff4e8;--pco-error:#b42318;--pco-error-bg:#fff0ef;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;padding:28px 16px;background:linear-gradient(180deg,#f7faff 0%,var(--pco-bg) 100%);border-radius:24px}.pco-card{max-width:920px;margin:0 auto;background:var(--pco-card);border:1px solid var(--pco-border);border-radius:22px;padding:clamp(22px,4vw,44px);box-shadow:0 22px 60px rgba(20,39,72,.10)}.pco-header{text-align:center;max-width:690px;margin:0 auto 30px}.pco-badge{display:inline-block;padding:7px 12px;border-radius:999px;background:#eaf1ff;color:var(--pco-primary-dark);font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}.pco-header h1{margin:14px 0 10px;font-size:clamp(30px,5vw,52px);line-height:1.05;color:var(--pco-text)}.pco-header p{margin:0;color:var(--pco-muted);font-size:17px;line-height:1.7}.pco-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(150px,.7fr);gap:16px}.pco-field{display:flex;flex-direction:column;gap:8px;color:var(--pco-text);font-weight:750;font-size:14px}.pco-field input{width:100%;box-sizing:border-box;border:1px solid var(--pco-border);background:#fff;border-radius:13px;padding:15px 16px;font-size:16px;color:var(--pco-text);outline:none;transition:border-color .2s,box-shadow .2s}.pco-field input:focus{border-color:var(--pco-primary);box-shadow:0 0 0 4px rgba(35,103,242,.12)}.pco-common-wrap{margin:18px 0 22px}.pco-common-label{display:block;color:var(--pco-muted);font-size:13px;font-weight:700;margin-bottom:9px}.pco-common-ports{display:flex;flex-wrap:wrap;gap:8px}.pco-port-chip{appearance:none;border:1px solid var(--pco-border);background:#f8fafc;color:#31415b;border-radius:999px;padding:8px 11px;font-size:12px;font-weight:750;cursor:pointer;transition:.2s}.pco-port-chip:hover{border-color:var(--pco-primary);color:var(--pco-primary);background:#f1f6ff}.pco-submit{width:100%;border:0;border-radius:13px;background:var(--pco-primary);color:#fff;padding:16px 22px;font-size:16px;font-weight:800;cursor:pointer;display:flex;justify-content:center;align-items:center;gap:10px;box-shadow:0 10px 24px rgba(35,103,242,.25);transition:transform .15s,background .2s}.pco-submit:hover{background:var(--pco-primary-dark);transform:translateY(-1px)}.pco-submit:disabled{opacity:.72;cursor:wait}.pco-spinner{display:none;width:17px;height:17px;border:2px solid rgba(255,255,255,.45);border-top-color:#fff;border-radius:50%;animation:pco-spin .8s linear infinite}.pco-submit.is-loading .pco-spinner{display:inline-block}@keyframes pco-spin{to{transform:rotate(360deg)}}.pco-result{margin-top:20px;border-radius:14px;padding:16px 18px;display:flex;align-items:center;gap:14px;border:1px solid transparent}.pco-result[hidden]{display:none}.pco-result strong,.pco-result span{display:block}.pco-result strong{font-size:16px;margin-bottom:4px}.pco-result span{font-size:13px;opacity:.82}.pco-result-icon{width:36px;height:36px;display:grid;place-items:center;border-radius:50%;font-size:21px;font-weight:900;flex:0 0 36px}.pco-open{background:var(--pco-open-bg);color:var(--pco-open);border-color:#b7ecd1}.pco-open .pco-result-icon{background:#c9f2dc}.pco-closed{background:var(--pco-closed-bg);color:var(--pco-closed);border-color:#ffd4a3}.pco-closed .pco-result-icon{background:#ffe3c2}.pco-error{background:var(--pco-error-bg);color:var(--pco-error);border-color:#ffc9c5}.pco-error .pco-result-icon{background:#ffd8d5}.pco-note{margin-top:22px;padding-top:18px;border-top:1px solid var(--pco-border);color:var(--pco-muted);font-size:13px;line-height:1.65}.pco-note strong{color:var(--pco-text)}@media(max-width:700px){.pco-tool{padding:14px 8px;border-radius:16px}.pco-card{padding:22px 16px;border-radius:16px}.pco-grid{grid-template-columns:1fr}.pco-header{margin-bottom:22px}.pco-header p{font-size:15px}.pco-common-ports{gap:6px}.pco-port-chip{font-size:11px;padding:7px 9px}}