:root{--bg-page: #f4f1ea;--bg-card: #fffdf8;--text-primary: #111111;--text-secondary: #59544d;--text-muted: #857e75;--border: #ddd5c8;--accent: #a53f2b;--accent-2: #0f4c5c;--success: #24613d;--warning: #ad6a00;--danger: #b42318;--shadow: 0 18px 40px rgba(0, 0, 0, .08);--radius-lg: 22px;--radius-md: 16px;--radius-sm: 10px}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%}body{background:radial-gradient(circle at top left,rgba(165,63,43,.08),transparent 30%),var(--bg-page);color:var(--text-primary);font-family:"Noto Serif SC","Source Han Serif SC",PingFang SC,sans-serif}button,input,select,textarea{font:inherit}a{color:inherit;text-decoration:none}.page-shell{min-height:100vh;display:grid;grid-template-columns:260px 1fr}.sidebar{background:#131313;color:#f6efe3;padding:28px}.sidebar__brand{font-size:26px;font-weight:700;line-height:1.2}.sidebar__hint{color:#f6efe3ad;font-size:13px;margin-top:8px}.sidebar__nav{margin-top:32px;display:grid;gap:10px}.sidebar__link{padding:14px 16px;border-radius:var(--radius-sm);color:#f6efe3d1}.sidebar__link--active,.sidebar__link:hover{background:#ffffff17;color:#fff}.main{padding:28px}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.topbar__title{font-size:34px;font-weight:800}.topbar__meta{color:var(--text-secondary);font-size:14px;margin-top:6px}.topbar__user{text-align:right}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:24px}.login-page{min-height:100vh;display:grid;place-items:center;padding:32px}.login-card{width:min(460px,100%)}.login-card__title{font-size:36px;font-weight:800;margin:0}.login-card__desc{color:var(--text-secondary);line-height:1.8;margin:12px 0 24px}.form-grid{display:grid;gap:16px}.field label{display:block;font-size:14px;color:var(--text-secondary);margin-bottom:8px}.field label:has(input[type=checkbox]){display:flex;align-items:center;gap:8px;cursor:pointer}.field input[type=checkbox]{width:16px;height:16px;padding:0;border:1px solid var(--border);border-radius:4px;accent-color:var(--accent)}.field input,.field select,.field textarea{width:100%;border:1px solid var(--border);border-radius:12px;background:#fff;padding:12px 14px}.field textarea{min-height:110px;resize:vertical}.btn{border:none;border-radius:12px;padding:12px 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