:root{--bg:#f5f7fb;--panel:#fff;--text:#172033;--muted:#758197;--line:#e7ebf2;--brand:#496df5;--brand2:#6a56e8;--soft:#eef2ff;--ok:#14b87a;--danger:#d95454;--shadow:0 12px 34px rgba(22,34,66,.08);--radius:18px}
*{box-sizing:border-box}body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;background:var(--bg);color:var(--text)}a{text-decoration:none;color:inherit}button,input,textarea,select{font:inherit}.topbar{height:68px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:40}.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:20px}.logo{width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand2));display:grid;place-items:center;color:#fff;box-shadow:0 8px 18px rgba(73,109,245,.3)}.top-actions{display:flex;gap:10px;align-items:center}.btn{border:1px solid var(--line);background:#fff;border-radius:11px;padding:9px 14px;color:var(--text);cursor:pointer}.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.dark{background:#27344e;color:#fff;border-color:#27344e}.btn.danger{color:var(--danger)}.layout{display:grid;grid-template-columns:220px minmax(0,1fr);min-height:calc(100vh - 68px)}.sidebar{background:#fff;border-right:1px solid var(--line);padding:20px 14px;position:sticky;top:68px;height:calc(100vh - 68px);overflow:auto}.side-title{font-size:12px;color:#9aa4b6;padding:0 12px;margin:6px 0 8px}.side-item{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:11px;color:#526078;margin:3px 0}.side-item.active,.side-item:hover{background:var(--soft);color:#405ee2}.side-icon{width:26px;text-align:center}main{padding:30px 34px 54px;max-width:1500px;width:100%;margin:auto}.hero{background:linear-gradient(135deg,#fff 0%,#f2f5ff 70%,#f8f1ff 100%);border:1px solid #e7eaff;border-radius:24px;padding:30px;box-shadow:var(--shadow)}.hero h1{font-size:31px;margin:0 0 8px}.hero p{margin:0;color:var(--muted)}.search{margin-top:22px;display:flex;max-width:760px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:5px;box-shadow:0 8px 25px rgba(31,55,115,.06)}.search input{flex:1;border:0;outline:0;padding:11px 13px;background:transparent}.search button{border:0;background:var(--brand);color:#fff;border-radius:10px;padding:0 18px}.section-head{display:flex;justify-content:space-between;align-items:end;margin:30px 2px 14px}.section-head h2{margin:0;font-size:21px}.section-head span{font-size:13px;color:var(--muted)}.board-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.board{background:#fff;border:1px solid var(--line);border-radius:16px;padding:17px;display:flex;gap:12px;align-items:flex-start}.board .ico{width:40px;height:40px;border-radius:12px;background:#f0f3ff;display:grid;place-items:center}.board b{display:block;margin-bottom:5px}.board small{color:var(--muted);line-height:1.6}.tools{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.tool{background:#fff;border:1px solid var(--line);border-radius:16px;padding:17px;position:relative;transition:.2s}.tool:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.tool-top{display:flex;gap:12px;align-items:center}.tool-icon{width:43px;height:43px;border-radius:13px;background:linear-gradient(135deg,#eef2ff,#f6f2ff);display:grid;place-items:center}.tool h3{font-size:16px;margin:0}.tool p{font-size:13px;color:var(--muted);line-height:1.7;min-height:44px}.meta{display:flex;justify-content:space-between;align-items:center}.tag{font-size:12px;color:#64708a;background:#f5f7fb;border-radius:8px;padding:5px 8px}.go{color:#405ee2;font-size:13px;font-weight:700}.fav{position:absolute;right:13px;top:13px;border:0;background:none;color:#a8b0bf;font-size:18px;cursor:pointer}.fav.on{color:#f0a632}.overlay{position:fixed;inset:0;background:rgba(19,28,49,.48);display:none;place-items:center;z-index:80;padding:20px}.overlay.show{display:grid}.modal{width:min(500px,95vw);background:#fff;border-radius:20px;box-shadow:0 25px 80px rgba(20,30,60,.25);overflow:hidden}.modal-head{padding:20px 22px 14px;display:flex;justify-content:space-between;align-items:center}.modal-head h3{margin:0}.close{border:0;background:#f3f5f9;border-radius:9px;width:32px;height:32px;cursor:pointer}.tabs{display:flex;border-bottom:1px solid var(--line);padding:0 22px;gap:20px}.tab{border:0;background:none;padding:10px 2px 12px;color:#7a8599;cursor:pointer}.tab.active{color:#405ee2;font-weight:700;border-bottom:2px solid #405ee2}.modal-body{padding:22px}.qr{width:180px;height:180px;margin:6px auto 15px;background:repeating-linear-gradient(45deg,#172033 0 4px,#fff 4px 8px);border:12px solid #fff;box-shadow:0 0 0 1px var(--line);display:grid;place-items:center}.qr span{background:#fff;padding:8px;border-radius:8px;font-size:12px}.note{text-align:center;color:var(--muted);font-size:13px}.auth-switch{display:grid;grid-template-columns:1fr 1fr;background:#f4f6fa;border:1px solid var(--line);border-radius:12px;padding:4px;margin-bottom:14px}.auth-switch button{height:36px;border:0;border-radius:9px;background:transparent;color:#7a8599;cursor:pointer}.auth-switch button.active{background:#fff;color:#405ee2;box-shadow:0 3px 10px rgba(34,50,90,.08)}.field{margin:12px 0}.field label{display:block;font-size:13px;color:#5e6a81;margin-bottom:7px}.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:0 12px;outline:0;background:#fff}.field input,.field select{height:44px}.field textarea{padding:12px;min-height:120px}.code-row{display:flex;gap:9px}.code-row input{flex:1}.code-row button{white-space:nowrap;border:1px solid #d6ddff;background:#f1f4ff;color:#405ee2;border-radius:10px;padding:0 13px;cursor:pointer}.code-row button:disabled,.submit:disabled{opacity:.45;cursor:not-allowed}.captcha-wrap{margin:12px 0;padding:12px;border:1px solid #e5e9f3;background:linear-gradient(180deg,#fbfcff,#f7f9ff);border-radius:13px}.captcha-title{display:flex;justify-content:space-between;margin-bottom:9px;font-size:12px;color:#68758c}.captcha-row{display:grid;grid-template-columns:minmax(0,1fr) 126px 36px;gap:8px;align-items:center}.captcha-row input{height:44px;border:1px solid var(--line);border-radius:10px;padding:0 12px;text-transform:uppercase;letter-spacing:2px}.captcha-img{width:126px;height:44px;border-radius:10px;border:1px solid #dfe4ef;object-fit:cover;cursor:pointer}.refresh{height:44px;border:1px solid var(--line);background:#fff;border-radius:10px;cursor:pointer}.submit{width:100%;height:44px;border:0;border-radius:11px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;margin-top:10px;font-weight:700;cursor:pointer}.agree-box{display:flex;align-items:flex-start;gap:9px;margin:12px 0;padding:11px 12px;border:1px solid #e7eaf2;border-radius:11px;background:#fbfcff;color:#68758b;font-size:12px;line-height:1.65}.agree-box a{color:#405ee2;font-weight:600}.alert{padding:11px 13px;border-radius:11px;background:#f7f9ff;border:1px solid #e5e9ff;color:#657087;font-size:12px;line-height:1.7;margin:10px 0}.alert.ok{background:#f0f9f5;border-color:#d9f0e5;color:#317158}.alert.warn{background:#fff8ee;border-color:#ffe3bd;color:#8d652e}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:0 6px 20px rgba(34,50,90,.04)}.card h2,.card h3{margin-top:0}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.timeline{display:grid;gap:8px}.event{border-left:3px solid #dce3ff;background:#fbfcff;border-radius:9px;padding:10px 12px}.event small{color:var(--muted)}.pill{display:inline-flex;padding:4px 8px;border-radius:999px;background:#eef2ff;color:#405ee2;font-size:11px}.muted{color:var(--muted)}.footer{text-align:center;color:#9aa4b6;font-size:12px;margin:40px 0}.page-wrap{max-width:1100px;margin:28px auto;padding:0 18px}.policy{line-height:1.9;color:#526078}.richtext>*:first-child{margin-top:0}.richtext>*:last-child{margin-bottom:0}.richtext p{margin:0 0 14px}.richtext h2{font-size:19px;margin:24px 0 10px}.richtext h3{font-size:16px;margin:20px 0 8px}.richtext h4{font-size:15px;margin:16px 0 6px}.richtext ul,.richtext ol{margin:0 0 14px;padding-left:24px}.richtext li{margin:6px 0}.richtext blockquote{margin:0 0 14px;padding:8px 14px;border-left:3px solid #dce3ff;background:#fbfcff;color:#68758b}.richtext a{color:#405ee2;text-decoration:underline}.richtext strong,.richtext b{font-weight:700}.richtext em,.richtext i{font-style:italic}.richtext u{text-decoration:underline}.richtext s{text-decoration:line-through}.recovery-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.recovery-tabs button{border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 12px;cursor:pointer}.recovery-tabs button.active{background:var(--soft);color:#405ee2}.hidden{display:none!important}
@media(max-width:1050px){.board-row{grid-template-columns:repeat(2,1fr)}.tools{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.layout{display:block}.sidebar{display:none}.topbar{padding:0 14px}.top-actions .desktop-only{display:none}main{padding:18px 14px 70px}.hero{padding:22px}.hero h1{font-size:24px}.board-row,.tools,.grid2{grid-template-columns:1fr}.captcha-row{grid-template-columns:minmax(0,1fr) 118px 36px}.captcha-img{width:118px}}