.ping-page{color:#172033}.ping-heading{margin-bottom:27px}.ping-eyebrow{margin:0 0 8px!important;color:#116b8f;font-size:14px!important;font-weight:800}.ping-heading h1{margin:0 0 16px;color:#111827;font-size:46px;line-height:1.2;letter-spacing:0}.ping-heading>p:last-child{max-width:830px;margin:0;color:#536279;font-size:18px;line-height:1.75}.ping-tool,.chart-panel,.record-panel,.connection-panel,.ping-guide{border:1px solid #d6e0eb;border-radius:8px;background:#fff}.ping-tool{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(285px,.92fr);overflow:hidden}.ping-controls{min-width:0;padding:28px}.section-title,.chart-panel>header,.record-panel>header{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}.section-title{margin-bottom:18px}.section-title>div>span{display:block;margin-bottom:4px;color:#116b8f;font-size:11px;font-weight:800;text-transform:uppercase}.section-title h2,.chart-panel h2,.record-panel h2,.connection-panel h2{margin:0;font-size:25px;letter-spacing:0}.section-title>span{padding:7px 10px;border-radius:6px;background:#edf3f7;color:#52677d;font-size:10px;font-weight:800}.section-title>span.is-running{background:#e7f6f1;color:#087f6d}.target-presets{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}.target-presets button{min-height:42px;margin:0;padding:0 8px;border:1px solid #cbd8e5;border-radius:7px;background:#fff;color:#405067;box-shadow:none;font-size:11px;font-weight:800}.target-presets button.is-active{border-color:#116b8f;background:#eaf4f8;color:#0c607f}.target-field{display:block;margin:15px 0;color:#405067;font-size:12px;font-weight:800}.target-field>span,.setting-grid label>span{display:block;margin-bottom:7px}.target-field input{width:100%;height:50px;margin:0;padding:0 12px;border:1px solid #cbd8e5;border-radius:7px;background:#fff;color:#172033;font-size:13px}.target-field input:disabled{background:#f3f6f8;color:#7e8b9d}.target-field small{display:block;margin-top:6px;color:#8491a2;font-size:9px;font-weight:400}.setting-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.setting-grid label{display:block;min-width:0;margin:0;color:#405067;font-size:11px;font-weight:800}.setting-grid select{width:100%;height:47px;margin:0;padding:0 34px 0 10px;border:1px solid #cbd8e5;border-radius:7px;background-color:#fff;color:#172033;font-size:12px}.control-buttons{display:grid;grid-template-columns:1.25fr 1fr .8fr .8fr;gap:7px;margin-top:17px}.control-buttons button{min-height:44px;margin:0;padding:0 8px;border:1px solid #cbd8e5;border-radius:7px;background:#fff;color:#405067;box-shadow:none;font-size:11px;font-weight:800}.control-buttons #startPing{border-color:#116b8f;background:#116b8f;color:#fff}.control-buttons #stopPing{border-color:#d6a5a1;color:#a83c35}.control-buttons button:disabled{opacity:.45}.progress-track{overflow:hidden;height:6px;margin-top:15px;border-radius:4px;background:#e5ebf1}.progress-track span{display:block;width:0;height:100%;background:#1686ae;transition:width .2s ease}.ping-status{min-height:20px;margin:10px 0 0;color:#6c7b8f;font-size:10px;line-height:1.6}.ping-status.is-error{color:#c13f36}.live-result{display:flex;min-width:0;flex-direction:column;padding:29px;background:#16273b;color:#fff}.live-result>span{color:#8fd1e8;font-size:12px;font-weight:800}.live-result>strong{display:flex;align-items:baseline;gap:7px;margin:13px 0 8px;color:#fff!important;font-variant-numeric:tabular-nums}.live-result>strong b{color:#fff;font-size:54px;line-height:1.1}.live-result>strong small{color:#8fa4bc;font-size:15px}.quality-badge{align-self:flex-start;padding:7px 11px;border:1px solid #4b6078;border-radius:6px;background:#22364e;color:#bfcbda;font-size:10px;font-weight:800}.quality-badge.excellent{border-color:#318b79;background:#1e4c47;color:#9de0d1}.quality-badge.good{border-color:#3d7ba3;background:#203f58;color:#a8d9f4}.quality-badge.normal{border-color:#9b812f;background:#49401f;color:#f0d777}.quality-badge.slow{border-color:#a85a55;background:#4f2d30;color:#f2b2ae}.metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:20px 0}.metric-grid div{min-width:0;padding:13px;border:1px solid #40536b;border-radius:7px;background:#21334b}.metric-grid span,.metric-grid b{display:block}.metric-grid span{color:#9cafc5;font-size:10px}.metric-grid b{overflow:hidden;margin-top:5px;color:#fff;font-size:13px;text-overflow:ellipsis;white-space:nowrap}.live-result>small{margin-top:auto;color:#8fa1b6;font-size:9px;line-height:1.55}.chart-panel,.record-panel,.connection-panel{margin-top:20px;padding:26px}.chart-panel>header>span{padding:7px 10px;border-radius:6px;background:#eaf4f8;color:#116b8f;font-size:11px;font-weight:800}.chart-scale{display:flex;justify-content:space-between;margin:20px 4px 5px;color:#8a97a7;font-size:9px}.ping-chart{display:flex;align-items:flex-end;gap:5px;overflow-x:auto;min-height:230px;padding:15px 8px 0;border:1px solid #dbe4ed;border-radius:7px;background:repeating-linear-gradient(to bottom,#fff 0,#fff 54px,#edf2f6 55px)}.ping-chart>p{align-self:center;width:100%;color:#8693a4;font-size:11px;text-align:center}.ping-point{display:flex;min-width:18px;flex:1 0 18px;flex-direction:column;align-items:center;justify-content:flex-end;height:190px}.ping-point>span:first-child{margin-bottom:4px;color:#637287;font-size:8px;white-space:nowrap}.ping-point i{display:block;width:min(16px,75%);min-height:4px;border-radius:3px 3px 0 0;background:#1686ae}.ping-point.failed i{height:6px!important;background:#d4675e}.ping-point>span:last-child{margin-top:5px;color:#8793a4;font-size:8px}.chart-legend{display:flex;gap:17px;margin-top:10px;color:#66758a;font-size:10px}.chart-legend span{display:flex;align-items:center;gap:6px}.chart-legend i{width:10px;height:10px;border-radius:2px;background:#1686ae}.chart-legend i.failed{background:#d4675e}.record-panel>header{align-items:center}.record-panel>header>div:last-child{display:flex;gap:7px}.record-panel>header button{width:auto!important;min-height:38px;margin:0;padding:0 12px;border:1px solid #cbd8e5;border-radius:7px;background:#fff;color:#405067;box-shadow:none;font-size:10px;font-weight:800}.record-panel>header button:disabled{opacity:.45}.record-table{overflow-x:auto;margin-top:18px}.record-table table{width:100%;min-width:600px;margin:0;border-collapse:collapse;font-size:12px}.record-table th,.record-table td{padding:11px 13px;border:1px solid #dbe4ed;text-align:right}.record-table th{background:#f5f8fa;color:#405067}.record-table th:first-child,.record-table td:first-child{text-align:left}.status-success{color:#087f6d;font-weight:800}.status-fail{color:#c13f36;font-weight:800}.recent-tests{margin-top:20px}.recent-tests h3{margin:0 0 10px;font-size:16px}.recent-tests>div{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.recent-tests article{min-width:0;padding:13px;border:1px solid #dbe4ed;border-radius:7px}.recent-tests article span,.recent-tests article b,.recent-tests article small{display:block}.recent-tests article span{color:#748296;font-size:9px}.recent-tests article b{overflow:hidden;margin:4px 0;color:#203047;font-size:12px;text-overflow:ellipsis;white-space:nowrap}.recent-tests article small{color:#66758a;font-size:9px}.recent-tests p{grid-column:1/-1;margin:0;color:#7d8999;font-size:11px}.connection-panel header{margin-bottom:16px}.connection-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.connection-grid div{min-width:0;padding:14px;border:1px solid #dbe4ed;border-radius:7px;background:#f7f9fb}.connection-grid span,.connection-grid b{display:block}.connection-grid span{color:#778599;font-size:9px}.connection-grid b{overflow:hidden;margin-top:5px;color:#203047;font-size:12px;text-overflow:ellipsis;white-space:nowrap}.ping-guide{margin-top:24px;padding:30px}.ping-guide>header h2{margin:0 0 11px;font-size:29px}.ping-guide>header>p:last-child{margin:0;color:#58677c;font-size:14px;line-height:1.8}.level-table{margin-top:23px;padding:19px;border:1px solid #dbe4ed;border-radius:7px}.level-table h3,.guide-grid h3,.notice-box h3,.faq-list h3{margin:0 0 9px;font-size:16px}.level-table>div{overflow-x:auto}.level-table table{width:100%;min-width:560px;margin:0;border-collapse:collapse;font-size:12px}.level-table th,.level-table td{padding:10px 12px;border:1px solid #dbe4ed;text-align:left}.level-table th{background:#f5f8fa}.guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px;margin-top:22px}.guide-grid section{min-width:0;padding:18px;border-top:3px solid #75b7d1;background:#f6f9fb}.guide-grid p,.notice-box p,.faq-list p{margin:0;color:#637287;font-size:12px;line-height:1.8}.notice-box{margin-top:20px;padding:19px;border-left:4px solid #1686ae;background:#eef7fa}.notice-box code{padding:1px 4px;border-radius:3px;background:#dceef4;color:#145f78}.faq-list{margin-top:20px;padding:19px;border:1px solid #dbe4ed;border-radius:7px}.faq-list details{border-top:1px solid #dbe4ed}.faq-list details:first-of-type{border-top:0}.faq-list summary{padding:13px 0;color:#26364a;font-size:12px;font-weight:800;cursor:pointer}.faq-list details p{padding:0 0 14px}.ping-page button:focus-visible,.ping-page input:focus-visible,.ping-page select:focus-visible{outline:3px solid rgba(17,107,143,.18);outline-offset:1px}
@media screen and (max-width:900px){.ping-tool{grid-template-columns:1fr}.live-result{min-height:350px}.connection-grid{grid-template-columns:1fr 1fr}}
@media screen and (max-width:640px){.ping-heading h1{font-size:34px}.ping-heading>p:last-child{font-size:16px}.ping-controls,.live-result,.chart-panel,.record-panel,.connection-panel,.ping-guide{padding:20px 16px}.section-title h2,.chart-panel h2,.record-panel h2,.connection-panel h2{font-size:22px}.target-presets{grid-template-columns:1fr 1fr}.setting-grid{grid-template-columns:1fr}.control-buttons{grid-template-columns:1fr 1fr}.live-result{min-height:0}.live-result>strong b{font-size:44px}.record-panel>header{align-items:flex-start;flex-direction:column}.record-panel>header>div:last-child{width:100%}.record-panel>header button{flex:1}.recent-tests>div{grid-template-columns:1fr}.connection-grid{grid-template-columns:1fr 1fr}.guide-grid{grid-template-columns:1fr}.ping-guide>header h2{font-size:24px}}
@media screen and (max-width:380px){.metric-grid,.connection-grid{grid-template-columns:1fr}.control-buttons{grid-template-columns:1fr}}