:root{--ink:#17201d;--muted:#66736e;--line:#dce3df;--paper:#f5f7f5;--white:#fff;--green:#176b4d;--green2:#0f5039;--red:#a43d32;--amber:#e9a23b;--shadow:0 12px 32px rgba(23,32,29,.08)}*{box-sizing:border-box}body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);letter-spacing:0}button,input{font:inherit}button{cursor:pointer}.login-page{min-height:100vh;display:grid;grid-template-columns:1.08fr .92fr;background:#e9efeb}.login-visual{position:relative;overflow:hidden;min-height:100vh;background:linear-gradient(145deg,#143f30,#2f7658);padding:52px;color:white;display:flex;flex-direction:column;justify-content:space-between}.login-visual:after{content:"";position:absolute;width:460px;height:560px;right:-90px;bottom:-80px;border:1px solid rgba(255,255,255,.22);transform:rotate(12deg);background:rgba(255,255,255,.06)}.brand{display:flex;gap:12px;align-items:center;font-weight:750;font-size:22px;position:relative;z-index:1}.brandmark{width:38px;height:38px;display:grid;place-items:center;background:#d7f275;color:#173d2f;font-size:20px;border-radius:6px}.visual-copy{max-width:570px;position:relative;z-index:1}.visual-copy h1{font-size:48px;line-height:1.18;margin:0 0 18px;letter-spacing:0}.visual-copy p{font-size:18px;line-height:1.8;color:#d5e5dc;margin:0}.visual-foot{font-size:13px;color:#bed1c5;position:relative;z-index:1}.login-panel{display:grid;place-items:center;padding:40px}.login-box{width:min(410px,100%)}.login-box h2{font-size:30px;margin:0 0 10px}.sub{color:var(--muted);line-height:1.6;margin:0 0 32px}.field{display:block;margin:0 0 18px}.field span{display:block;font-size:13px;font-weight:650;margin-bottom:8px}.field input{width:100%;height:48px;border:1px solid #cbd5cf;border-radius:6px;background:white;padding:0 14px;outline:none}.field input:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(23,107,77,.12)}.primary{border:0;background:var(--green);color:white;height:46px;padding:0 20px;border-radius:6px;font-weight:700}.primary:hover{background:var(--green2)}.wide{width:100%}.demo-note{margin-top:22px;border-top:1px solid #ccd7d0;padding-top:18px;color:var(--muted);font-size:13px;line-height:1.8}.demo-note code{color:var(--ink);background:#dde6e0;padding:2px 5px;border-radius:3px}.error{min-height:20px;color:var(--red);font-size:13px;margin:10px 0}.app{min-height:100vh}.topbar{height:68px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 34px;position:sticky;top:0;z-index:10}.topbar .brand{font-size:19px}.topbar .brandmark{width:32px;height:32px;font-size:17px}.workspace-menu{display:flex;align-items:center;gap:16px}.workspace-name{font-size:13px;color:var(--muted)}.workspace-name strong{display:block;color:var(--ink);font-size:14px}.icon-btn{width:36px;height:36px;border:1px solid var(--line);background:white;border-radius:5px;color:var(--muted)}.shell{display:grid;grid-template-columns:220px 1fr;min-height:calc(100vh - 68px)}.sidebar{background:#fff;border-right:1px solid var(--line);padding:24px 16px}.nav-label{font-size:11px;color:#89938f;text-transform:uppercase;padding:0 10px;margin:0 0 9px}.nav-item{height:42px;padding:0 12px;display:flex;align-items:center;gap:11px;border-radius:5px;color:#52605b;font-size:14px;margin-bottom:4px}.nav-item.active{color:var(--green);background:#eaf3ee;font-weight:700}.nav-icon{font-size:17px;width:18px;text-align:center}.main{padding:36px 42px;max-width:1380px;width:100%;margin:0 auto}.page-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:28px}.page-head h1{font-size:28px;margin:0 0 8px}.page-head p{margin:0;color:var(--muted);font-size:14px}.usage{font-size:13px;color:var(--muted);text-align:right}.usage strong{display:block;color:var(--ink);font-size:18px}.grid{display:grid;grid-template-columns:minmax(400px,1.25fr) minmax(320px,.75fr);gap:22px}.panel{background:#fff;border:1px solid var(--line);border-radius:7px;box-shadow:0 2px 8px rgba(23,32,29,.025)}.panel-head{padding:20px 22px;border-bottom:1px solid var(--line)}.panel-head h2{font-size:16px;margin:0 0 5px}.panel-head p{font-size:13px;color:var(--muted);margin:0}.panel-body{padding:22px}.styles{display:grid;grid-template-columns:1fr 1fr;gap:12px}.style-card{border:1px solid var(--line);border-radius:6px;padding:15px;text-align:left;background:#fff;min-height:116px;position:relative}.style-card:hover{border-color:#9dbbac}.style-card.selected{border:2px solid var(--green);padding:14px;background:#f4faf6}.style-card .tick{display:none;position:absolute;right:10px;top:9px;color:var(--green);font-weight:800}.style-card.selected .tick{display:block}.style-title{font-weight:750;margin-bottom:6px}.style-meta{color:var(--muted);font-size:12px;line-height:1.55}.upload{border:1.5px dashed #b8c7bf;border-radius:6px;padding:28px 20px;text-align:center;margin-top:18px;background:#fafcfb}.upload.drag{background:#edf6f1;border-color:var(--green)}.upload-symbol{font-size:26px;color:var(--green);margin-bottom:8px}.upload strong{display:block;font-size:14px;margin-bottom:6px}.upload small{color:var(--muted);font-size:12px}.upload input{display:none}.file-list{margin:14px 0 0;padding:0;list-style:none}.file-row{display:flex;align-items:center;justify-content:space-between;padding:10px;border-bottom:1px solid #edf0ee;font-size:13px}.file-row span:last-child{color:var(--muted)}.submit-row{display:flex;align-items:center;justify-content:space-between;margin-top:20px}.submit-row small{color:var(--muted);font-size:12px}.tasks{display:flex;flex-direction:column;gap:10px}.empty{padding:56px 20px;text-align:center;color:var(--muted);font-size:13px}.task{border:1px solid var(--line);border-radius:6px;padding:15px}.task-top{display:flex;justify-content:space-between;gap:12px}.task-title{font-size:14px;font-weight:700}.task-date{font-size:11px;color:var(--muted);margin-top:4px}.badge{font-size:11px;color:var(--green);background:#e6f3eb;padding:4px 8px;border-radius:4px;height:23px}.task-files{margin-top:13px;border-top:1px solid #edf0ee}.task-file{display:grid;grid-template-columns:1fr auto auto;gap:8px;align-items:center;padding-top:10px;font-size:12px}.link{border:0;background:none;color:var(--green);padding:4px}.danger{border:0;background:none;color:var(--red);padding:4px}.task-actions{display:flex;justify-content:flex-end;margin-top:12px}.toast{position:fixed;right:28px;bottom:28px;background:#17201d;color:#fff;padding:12px 16px;border-radius:5px;box-shadow:var(--shadow);font-size:13px;opacity:0;transform:translateY(10px);transition:.2s;pointer-events:none}.toast.show{opacity:1;transform:none}@media(max-width:900px){.login-page{grid-template-columns:1fr}.login-visual{display:none}.login-panel{min-height:100vh;padding:28px}.shell{grid-template-columns:1fr}.sidebar{display:none}.main{padding:26px 20px}.grid{grid-template-columns:1fr}.topbar{padding:0 20px}.workspace-name{display:none}.page-head{align-items:flex-start}.usage{display:none}.styles{grid-template-columns:1fr}.submit-row{align-items:flex-end}.panel-body{padding:18px}.task-file{grid-template-columns:1fr auto}.task-file .danger{grid-column:2}.page-head h1{font-size:24px}}