:root{--bg-primary:#121212;--bg-card:#1e1e1e;--bg-item:rgba(255, 255, 255, 0.05);--color-accent:#4da6ff;--color-accent-hover:#3d96ef;--color-text:#ffffff;--color-text-secondary:#888888;--color-score:#4caf50;--color-tag-pink:#e91e63;--color-tag-yellow:#ff9800;--color-link:#4da6ff;--border-color:rgba(255, 255, 255, 0.08);--radius-sm:8px;--radius-md:12px;--radius-lg:16px}*,::after,::before{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",sans-serif;background:url(https://img.catcdn.cn/ba/?type=home) center/cover no-repeat fixed;background-color:var(--bg-primary);color:var(--color-text);line-height:1.6;min-height:100vh}body::before{content:'';position:fixed;inset:0;background:rgba(18,18,18,.8);z-index:0;pointer-events:none}.container{position:relative;z-index:1;max-width:800px;margin:0 auto;padding:32px 16px}.search-section{margin-bottom:20px}.search-bar{display:flex;align-items:center;background:var(--bg-card);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-md);overflow:hidden;transition:border-color .2s}.search-bar:focus-within{border-color:var(--color-accent);box-shadow:0 0 0 2px rgba(77,166,255,.15)}.search-icon{padding:0 4px 0 16px;font-size:16px;flex-shrink:0;opacity:.5}#ip-input{flex:1;padding:14px 8px;border:none;background:0 0;color:var(--color-text);font-size:15px;outline:0;min-width:0}#ip-input::placeholder{color:var(--color-text-secondary)}#query-btn{padding:14px 28px;border:none;background:var(--color-accent);color:#fff;font-size:15px;font-weight:700;cursor:pointer;border-radius:0 var(--radius-md) var(--radius-md) 0;transition:background .2s;flex-shrink:0;letter-spacing:1px}#query-btn:hover{background:var(--color-accent-hover)}#query-btn:disabled{opacity:.5;cursor:not-allowed}#ip-input[readonly]{opacity:.7}.input-error{color:var(--color-tag-pink);font-size:13px;min-height:20px;margin-top:8px;padding-left:16px}.result-card{background:var(--bg-card);border-radius:var(--radius-lg);margin-top:0;overflow:hidden;box-shadow:0 8px 32px rgba(0,0,0,.3)}.card-header{display:flex;justify-content:space-between;align-items:flex-start;padding:24px 24px 16px;border-bottom:1px solid var(--border-color)}.header-left{flex:1;min-width:0}.ip-address{display:block;font-size:32px;font-weight:700;color:var(--color-accent);line-height:1.2;word-break:break-all}.status-tags{margin-top:8px;display:flex;gap:6px;flex-wrap:wrap}.status-tag{display:inline-block;padding:2px 10px;font-size:12px;font-weight:600;color:#fff;border-radius:20px}.status-tag-hostname{background:rgba(77,166,255,.15);color:var(--color-accent)}.status-tag-pink{background:var(--color-tag-pink)}.status-tag-yellow{background:var(--color-tag-yellow);color:#333}.header-actions{display:flex;gap:8px;margin-top:4px;flex-shrink:0}.action-icon{cursor:pointer;font-size:18px;opacity:.5;transition:opacity .2s}.action-icon:hover{opacity:1}.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border-color);padding:0}.grid-item{background:var(--bg-card);padding:16px 20px;display:flex;flex-direction:column;gap:6px}.grid-item-label{font-size:13px;color:var(--color-text-secondary);white-space:nowrap}.grid-item-value{font-size:15px;color:var(--color-text);word-break:break-word;line-height:1.4}.grid-item-value a{color:var(--color-link);text-decoration:none}.grid-item-value a:hover{text-decoration:underline}.grid-item-value .flag-icon{margin-right:4px}.grid-item-value .tag-badge{display:inline-block;padding:1px 8px;font-size:11px;font-weight:700;color:#fff;border-radius:20px;margin-left:6px;vertical-align:middle}.tag-badge-pink{background:var(--color-tag-pink)}.tag-badge-yellow{background:var(--color-tag-yellow);color:#333}.score-wrap{display:flex;flex-direction:column;gap:6px}.score-top{display:flex;align-items:baseline;gap:8px}.score-value{font-size:28px;font-weight:700;color:var(--color-score);line-height:1}.score-max{font-size:13px;color:var(--color-text-secondary)}.score-bar{height:6px;background:rgba(255,255,255,.1);border-radius:3px;width:100%}.score-bar-fill{height:100%;background:var(--color-score);border-radius:3px;transition:width .3s}.result-loading{grid-column:1/-1;text-align:center;padding:60px 20px;background:var(--bg-card);color:var(--color-text-secondary);font-size:14px}.result-error{grid-column:1/-1;text-align:center;padding:60px 20px;background:var(--bg-card);color:var(--color-tag-pink);font-size:14px}.global-error{color:var(--color-tag-pink);font-size:14px;text-align:center;margin-top:16px;display:none}.global-error.visible{display:block}#map-container{height:300px;margin-top:16px;border-radius:var(--radius-lg);overflow:hidden;display:none;box-shadow:0 8px 32px rgba(0,0,0,.3)}#map-container.visible{display:block}#map-container #leaflet-map{height:100%;width:100%}@media (max-width:640px){.result-grid{grid-template-columns:1fr 1fr}.ip-address{font-size:24px}}@media (max-width:400px){.result-grid{grid-template-columns:1fr}}noscript p{text-align:center;padding:20px;color:var(--color-tag-pink);font-size:14px}