:root{font-family:Inter,Segoe UI,Microsoft YaHei,sans-serif;color:#20231f;background:#f5f5f2;font-synthesis:none;letter-spacing:0;--green: #176b48;--green-dark: #105338;--line: #dfe2dc;--muted: #70766e;--surface: #ffffff;--danger: #b83a36}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}button,textarea,input{font:inherit;letter-spacing:0}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}.app-shell{min-height:100vh}.topbar{height:64px;padding:0 32px;display:flex;align-items:center;justify-content:space-between;background:#fffffff0;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.brand{display:flex;align-items:center;gap:10px;font-weight:750;font-size:17px}.brand-mark{width:36px;height:36px;display:grid;place-items:center;color:#fff;background:var(--green);border-radius:7px}.server-state{display:flex;align-items:center;gap:7px;font-size:13px;color:#41705a}.server-state:before{content:"";width:7px;height:7px;border-radius:50%;background:#20a36a}.server-state.offline{color:#9a5b2b}.server-state.offline:before{background:#d88a43}.topbar-actions{display:flex;align-items:center;gap:12px}.auth-loading{min-height:100vh;display:grid;place-items:center;color:var(--green)}.login-page{min-height:100vh;padding:24px;display:grid;place-items:center;background:#f1f3ef}.login-panel{width:min(420px,100%);padding:30px;border:1px solid var(--line);border-radius:8px;background:#fff;box-shadow:0 18px 55px #1e271f1a}.login-brand{display:flex;align-items:center;gap:10px;margin-bottom:34px;font-size:17px;font-weight:750}.login-heading{display:flex;align-items:center;gap:12px;margin-bottom:26px}.login-heading>span{width:42px;height:42px;border-radius:7px;display:grid;place-items:center;color:var(--green);background:#e8f4ed}.login-heading h1{margin:0 0 4px;font-size:20px}.login-heading p{margin:0;color:var(--muted);font-size:12px}.password-field{height:44px;display:grid;grid-template-columns:1fr 42px;border:1px solid #cdd2ca;border-radius:6px;background:#fbfcfa;overflow:hidden}.password-field:focus-within{border-color:var(--green);box-shadow:0 0 0 3px #176b481a;background:#fff}.password-field input{min-width:0;padding:0 12px;border:0;outline:0;background:transparent}.password-field button{border:0;color:#687067;background:transparent;display:grid;place-items:center}.password-field button:hover{color:var(--green);background:#eef3ef}.login-error{margin-top:10px;display:flex;align-items:center;gap:7px;color:var(--danger);font-size:12px}.login-button{width:100%;margin-top:20px}main{width:min(1180px,calc(100% - 48px));margin:0 auto;padding:38px 0 56px}.workspace-head{min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:22px}.workspace-head h1{margin:0 0 5px;font-size:26px;line-height:1.2;font-weight:730}.workspace-head p{margin:0;color:var(--muted);font-size:14px}.toolbar{display:flex;align-items:center;gap:9px;flex-wrap:wrap;justify-content:flex-end}.button{min-height:40px;border:1px solid transparent;border-radius:6px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 16px;font-weight:650;font-size:14px}.button.primary{color:#fff;background:var(--green);border-color:var(--green)}.button.primary:hover:not(:disabled){background:var(--green-dark)}.button.secondary{color:#313630;background:#fff;border-color:#d9ddd6}.button.secondary:hover:not(:disabled){background:#f3f5f1;border-color:#c7ccc4}.icon-button{width:40px;height:40px;border:1px solid #d9ddd6;border-radius:6px;color:#4e554d;background:#fff;display:inline-grid;place-items:center;flex:0 0 auto}.icon-button:hover:not(:disabled){background:#f0f2ee}.icon-button.small{width:32px;height:32px;border-color:transparent;background:transparent}.icon-button.small:hover{background:#eef0ec}.icon-button.danger:hover{color:var(--danger);background:#fff0ef}.upload-zone{min-height:132px;position:relative;border:1.5px dashed #bcc3b9;border-radius:8px;background:#ffffffa6;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#4e554d;transition:.15s ease}.upload-zone:hover,.upload-zone.dragging{border-color:var(--green);background:#f0f7f3}.upload-zone.disabled{opacity:.6;pointer-events:none}.upload-zone input{position:absolute;inset:0;opacity:0;cursor:pointer}.upload-icon{color:var(--green);margin-bottom:6px}.upload-title{font-weight:700;font-size:15px}.upload-note{color:var(--muted);margin-top:5px;font-size:12px}.count-pill{position:absolute;right:14px;top:14px;min-width:48px;padding:4px 8px;text-align:center;border:1px solid var(--line);border-radius:999px;background:#fff;color:#60665f;font-size:12px}.notice{margin-top:12px;min-height:40px;padding:8px 10px 8px 13px;display:flex;align-items:center;gap:8px;border:1px solid #efd2ad;border-radius:6px;color:#855123;background:#fff8ee;font-size:13px}.notice button{margin-left:auto;border:0;background:transparent;color:inherit;display:grid;place-items:center}.empty-state{min-height:280px;display:grid;place-content:center;justify-items:center;color:#a2a79f}.empty-state p{margin:10px 0 0;font-size:14px}.image-grid{margin-top:22px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.image-tile{min-width:0;background:var(--surface);border:1px solid var(--line);border-radius:7px;overflow:hidden}.image-frame{aspect-ratio:4 / 3;position:relative;overflow:hidden;background:#e8eae6}.image-frame img{width:100%;height:100%;display:block;object-fit:contain}.state-badge{position:absolute;top:9px;left:9px;min-height:24px;padding:4px 8px;border-radius:5px;display:inline-flex;align-items:center;gap:4px;color:#454a44;background:#ffffffeb;box-shadow:0 1px 5px #1a221a1f;font-size:11px;font-weight:700}.status-done .state-badge{color:#11633f;background:#e9f7ef}.status-error .state-badge{color:#a03330;background:#fff0ef}.image-overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:#fff;background:#181f1a94;font-size:13px;font-weight:700}.error-overlay{background:#531f1ca6}.tile-info{height:58px;padding:10px 8px 10px 12px;display:flex;align-items:center;gap:8px}.file-copy{min-width:0;flex:1}.file-copy strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:650}.file-copy span{display:block;margin-top:3px;color:var(--muted);font-size:11px}.tile-actions{display:flex;align-items:center}.tile-error{margin:-4px 12px 10px;color:var(--danger);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px}.prompt-dialog{width:min(590px,calc(100vw - 32px));padding:0;border:0;border-radius:8px;background:transparent;box-shadow:0 24px 80px #10191240}.prompt-dialog::backdrop{background:#161b178c;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.dialog-panel{padding:24px;background:#fff}.dialog-heading{display:grid;grid-template-columns:40px 1fr 40px;gap:12px;align-items:center;margin-bottom:24px}.dialog-icon{width:40px;height:40px;border-radius:7px;display:grid;place-items:center;color:var(--green);background:#e8f4ed}.dialog-heading h2{margin:0 0 3px;font-size:19px}.dialog-heading p{margin:0;color:var(--muted);font-size:12px}.field-label{display:block;margin-bottom:8px;font-size:13px;font-weight:700}textarea{width:100%;resize:vertical;min-height:150px;max-height:320px;padding:13px 14px;border:1px solid #cdd2ca;border-radius:6px;outline:0;color:#272b26;background:#fbfcfa;line-height:1.65}textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px #176b481a;background:#fff}textarea::placeholder{color:#969c94}.prompt-meta{min-height:24px;padding-top:5px;text-align:right;color:#8a9088;font-size:11px}.dialog-actions{margin-top:16px;display:flex;justify-content:flex-end;gap:9px}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:900px){.image-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:680px){.topbar{height:58px;padding:0 16px}main{width:min(100% - 28px,1180px);padding-top:24px}.workspace-head{align-items:flex-start;flex-direction:column;gap:16px}.toolbar{width:100%;justify-content:flex-start}.image-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.upload-zone{min-height:146px;padding:16px 52px;text-align:center}.dialog-panel{padding:20px}}@media(max-width:410px){.server-state{font-size:0;gap:4px}.image-grid{grid-template-columns:1fr}.login-page{padding:14px}.login-panel{padding:24px 20px}.dialog-heading{grid-template-columns:36px 1fr 40px;gap:9px}.dialog-icon{width:36px;height:36px}}