*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#0a0a0f;--bg2:#12121a;--bg3:#1a1a26;--bg4:#22222f;--text:#e8e8ed;--text2:#9898b0;--text3:#555568;--accent:#6c5ce7;--accent2:#a29bfe;--glow:rgba(108,92,231,.25);--green:#00b894;--red:#ff6b6b;--orange:#ffa502;--border:#1e1e2e;--border2:#2a2a3a;--radius:14px;--radius-sm:10px;--ad-bg:linear-gradient(135deg,#161622,#1a1a2e);--ad-border:#2a2a44}
html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Noto Sans SC','PingFang SC',sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
a{color:inherit;text-decoration:none}::selection{background:var(--accent);color:#fff}
::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--border2);border-radius:3px}
.header{position:sticky;top:0;z-index:100;background:rgba(10,10,15,.88);backdrop-filter:blur(24px);border-bottom:1px solid var(--border);padding:0 24px}
.header-inner{max-width:1320px;margin:0 auto;display:flex;align-items:center;height:64px;gap:20px}
.logo{font-size:20px;font-weight:800;display:flex;align-items:center;gap:10px}
.logo-icon{width:32px;height:32px;background:linear-gradient(135deg,var(--accent),#a29bfe);border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:16px}
.logo-text{background:linear-gradient(135deg,#fff,#a29bfe);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.search-box{flex:1;max-width:560px;position:relative}
.search-box input{width:100%;height:42px;background:var(--bg3);border:1px solid var(--border2);border-radius:21px;padding:0 44px;color:var(--text);font-size:14px;outline:none;transition:.2s}
.search-box input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--glow)}
.search-box input::placeholder{color:var(--text3)}
.search-icon{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:var(--text3)}
.search-clear{position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--text3);cursor:pointer;font-size:14px;display:none;width:22px;height:22px;border-radius:50%;background:var(--bg4);text-align:center;line-height:22px}
.search-clear.show{display:block}
.header-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.btn{padding:8px 20px;border:none;border-radius:21px;font-size:13px;font-weight:600;cursor:pointer;transition:.2s;display:inline-flex;align-items:center;gap:6px}
.btn-primary{background:linear-gradient(135deg,var(--accent),#8b7cf8);color:#fff}
.btn-primary:hover{opacity:.9;transform:translateY(-1px);box-shadow:0 4px 15px var(--glow)}
.btn-ghost{background:var(--bg3);color:var(--text2);border:1px solid var(--border2)}
.btn-ghost:hover{color:var(--text);border-color:var(--text3)}
.stats-bar{max-width:1320px;margin:0 auto;padding:20px 24px 0;display:flex;gap:28px;flex-wrap:wrap}
.stat-item{text-align:center}.stat-num{font-size:26px;font-weight:800;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.stat-label{font-size:12px;color:var(--text3);margin-top:2px}
.hero-ad{max-width:1320px;margin:20px auto 0;padding:0 24px}
.ad-banner{width:100%;height:100px;background:var(--ad-bg);border:1px solid var(--ad-border);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;color:var(--text3);font-size:13px;cursor:pointer;transition:.3s;position:relative;overflow:hidden}
.ad-banner:hover{border-color:var(--accent);transform:translateY(-1px)}
.ad-label{position:absolute;top:8px;left:12px;font-size:10px;color:var(--text3);background:var(--bg3);padding:2px 8px;border-radius:4px}
.categories{max-width:1320px;margin:24px auto 0;padding:0 24px;display:flex;gap:8px;flex-wrap:wrap}
.cat-tab{padding:8px 18px;background:var(--bg2);border:1px solid var(--border);border-radius:21px;font-size:13px;color:var(--text2);cursor:pointer;transition:.2s;white-space:nowrap;display:flex;align-items:center;gap:5px}
.cat-tab:hover{color:var(--text);border-color:var(--text3);background:var(--bg3)}
.cat-tab.active{background:var(--accent);border-color:var(--accent);color:#fff;box-shadow:0 2px 12px var(--glow)}
.cat-count{font-size:11px;background:rgba(255,255,255,.15);padding:1px 6px;border-radius:8px}
.toolbar{max-width:1320px;margin:16px auto 0;padding:0 24px;display:flex;align-items:center;justify-content:space-between}
.toolbar-left{font-size:13px;color:var(--text3)}.toolbar-right{display:flex;gap:8px}
.sort-btn{padding:5px 14px;background:var(--bg2);border:1px solid var(--border);border-radius:16px;font-size:12px;color:var(--text2);cursor:pointer;transition:.2s}
.sort-btn:hover{color:var(--text)}.sort-btn.active{background:var(--bg3);color:var(--accent);border-color:var(--accent)}
.main{max-width:1320px;margin:16px auto 0;padding:0 24px 80px;display:grid;grid-template-columns:1fr 320px;gap:24px}
@media(max-width:960px){.main{grid-template-columns:1fr}.sidebar{order:-1}.ad-cards{display:none}}
.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px}
.tool-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:18px 18px 14px;transition:.25s;display:flex;flex-direction:column;gap:10px}
.tool-card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:0 12px 40px rgba(0,0,0,.4)}
.tool-head{display:flex;align-items:center;gap:12px}
.tool-icon{width:44px;height:44px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0;transition:.2s}
.tool-card:hover .tool-icon{transform:scale(1.08)}
.tool-info{flex:1;min-width:0}.tool-name{font-size:15px;font-weight:700;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.badge{font-size:10px;padding:2px 7px;border-radius:8px;font-weight:600}
.badge-hot{background:rgba(255,107,107,.12);color:#ff6b6b}.badge-new{background:rgba(0,206,209,.12);color:#00ced1}
.badge-free{background:rgba(0,184,148,.12);color:#00b894}.badge-cn{background:rgba(255,165,2,.12);color:#ffa502}
.tool-url-text{font-size:11px;color:var(--text3);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tool-desc{font-size:13px;color:var(--text2);line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tool-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:10px;border-top:1px solid var(--border)}
.tool-meta{display:flex;gap:14px;font-size:11px;color:var(--text3)}.tool-actions{display:flex;gap:6px}
.tool-action{width:28px;height:28px;border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:14px;background:var(--bg3);color:var(--text3);cursor:pointer;transition:.2s;border:none}
.tool-action:hover{color:var(--red);background:rgba(255,107,107,.1)}.tool-action.faved{color:var(--red)}
.tool-arrow{color:var(--text3);font-size:14px;transition:.2s}.tool-card:hover .tool-arrow{color:var(--accent);transform:translateX(4px)}
.ad-card{background:var(--ad-bg)!important;border-style:dashed!important;min-height:120px;align-items:center;justify-content:center;flex-direction:column;gap:6px}
.sidebar{display:flex;flex-direction:column;gap:20px}
.sidebar-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:20px}
.sidebar-title{font-size:15px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:6px}
.hot-list{list-style:none}
.hot-list li{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--border);cursor:pointer;transition:.15s}
.hot-list li:last-child{border:none}.hot-list li:hover .hot-name{color:var(--accent)}
.hot-rank{width:22px;height:22px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:800;flex-shrink:0}
.r1{background:linear-gradient(135deg,#ff6b6b,#ee5a24);color:#fff}
.r2{background:linear-gradient(135deg,#ffa502,#e67e22);color:#fff}
.r3{background:linear-gradient(135deg,#7bed9f,#2ed573);color:#fff}
.rn{background:var(--bg3);color:var(--text3)}
.hot-name{font-size:13px;font-weight:500;transition:.15s}
.ad-placeholder{width:100%;min-height:200px;background:var(--ad-bg);border:1px dashed var(--ad-border);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:var(--text3);font-size:12px;cursor:pointer;transition:.3s;flex-direction:column;gap:6px}
.ad-placeholder:hover{border-color:var(--accent);color:var(--text2)}
.quick-links{display:flex;flex-direction:column;gap:6px}
.quick-link{color:var(--text2);font-size:13px;padding:10px 14px;background:var(--bg3);border-radius:var(--radius-sm);transition:.2s;display:flex;align-items:center;gap:8px}
.quick-link:hover{color:var(--text);background:var(--bg4);transform:translateX(3px)}
.footer{background:var(--bg2);border-top:1px solid var(--border);padding:48px 24px 32px}
.footer-inner{max-width:1320px;margin:0 auto;display:flex;justify-content:space-between;flex-wrap:wrap;gap:32px}
.footer-brand{max-width:300px}.footer-brand h3{font-size:16px;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.footer-brand p{font-size:13px;color:var(--text3);line-height:1.6}
.footer-links{display:flex;gap:48px;flex-wrap:wrap}
.footer-col h4{font-size:13px;font-weight:600;margin-bottom:12px;color:var(--text2)}
.footer-col a{display:block;font-size:13px;color:var(--text3);padding:4px 0;transition:.15s}.footer-col a:hover{color:var(--accent)}
.footer-bottom{max-width:1320px;margin:32px auto 0;padding-top:20px;border-top:1px solid var(--border);text-align:center;font-size:12px;color:var(--text3)}
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.65);backdrop-filter:blur(6px);z-index:200;display:none;align-items:center;justify-content:center;padding:20px}
.modal-overlay.show{display:flex}
.modal{background:var(--bg2);border:1px solid var(--border2);border-radius:16px;padding:32px;width:100%;max-width:520px;max-height:90vh;overflow-y:auto;animation:modalIn .25s ease}
@keyframes modalIn{from{opacity:0;transform:scale(.95) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}
.modal h2{font-size:18px;margin-bottom:20px}
.modal label{display:block;font-size:13px;color:var(--text2);margin-bottom:6px;margin-top:14px}
.modal input,.modal textarea,.modal select{width:100%;background:var(--bg3);border:1px solid var(--border2);border-radius:var(--radius-sm);padding:10px 14px;color:var(--text);font-size:14px;outline:none;font-family:inherit;transition:.2s}
.modal input:focus,.modal textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--glow)}
.modal textarea{resize:vertical;min-height:80px}
.modal-actions{display:flex;gap:10px;margin-top:24px;justify-content:flex-end}
.modal-actions button{padding:9px 24px;border-radius:21px;font-size:13px;font-weight:600;cursor:pointer;border:none;transition:.2s}
.btn-cancel{background:var(--bg3);color:var(--text2)}.btn-cancel:hover{color:var(--text)}
.btn-confirm{background:var(--accent);color:#fff}.btn-confirm:hover{opacity:.9}
.detail-icon{width:64px;height:64px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:32px;margin-bottom:12px}
.detail-name{font-size:22px;font-weight:800}.detail-url{font-size:13px;color:var(--text3);margin-top:4px}
.detail-desc{font-size:14px;color:var(--text2);line-height:1.7;margin-top:16px;padding:16px;background:var(--bg3);border-radius:var(--radius-sm)}
.detail-features{margin-top:16px}.detail-features h4{font-size:14px;font-weight:600;margin-bottom:10px;color:var(--text2)}
.feature-list{display:flex;flex-wrap:wrap;gap:8px}
.feature-tag{padding:6px 14px;background:var(--bg3);border-radius:20px;font-size:12px;color:var(--text2)}
.detail-actions{display:flex;gap:10px;margin-top:20px}
.btn-visit{flex:1;padding:12px;background:linear-gradient(135deg,var(--accent),#8b7cf8);border:none;border-radius:12px;color:#fff;font-size:14px;font-weight:700;cursor:pointer;text-align:center;transition:.2s;display:flex;align-items:center;justify-content:center;gap:6px}
.btn-visit:hover{opacity:.9;transform:translateY(-1px);box-shadow:0 6px 20px var(--glow)}
.toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%) translateY(100px);background:var(--bg3);color:var(--text);padding:12px 28px;border-radius:21px;font-size:13px;opacity:0;transition:.4s;z-index:999;border:1px solid var(--border2);box-shadow:0 8px 30px rgba(0,0,0,.3);pointer-events:none}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.back-top{position:fixed;bottom:30px;right:30px;width:42px;height:42px;background:var(--accent);border:none;border-radius:50%;color:#fff;font-size:18px;cursor:pointer;display:none;align-items:center;justify-content:center;z-index:90;transition:.3s;box-shadow:0 4px 15px var(--glow)}
.back-top.show{display:flex}.back-top:hover{transform:translateY(-2px)}
@media(max-width:768px){.header-inner{gap:10px}.search-box{max-width:none}.logo-text{display:none}.stats-bar{gap:16px}.stat-num{font-size:20px}.tool-grid{grid-template-columns:1fr 1fr;gap:10px}.tool-card{padding:14px}.tool-icon{width:36px;height:36px;font-size:18px}.tool-name{font-size:13px}.tool-desc{font-size:12px;-webkit-line-clamp:1}.footer-inner{flex-direction:column}}
@media(max-width:480px){.tool-grid{grid-template-columns:1fr}}