:root{--ink:#10233f;--muted:#61718a;--line:#dce4ef;--paper:#f4f7fb;--card:#ffffffe0;--blue:#246bfd;--blue-dark:#1747b9;--teal:#0f9f8f;--danger:#c93b4b;--shadow:0 24px 70px #1c375e21}*{box-sizing:border-box}html{background:var(--paper)}body{min-height:100vh;color:var(--ink);background:radial-gradient(circle at 8% 4%, #246bfd24, transparent 30rem), radial-gradient(circle at 94% 15%, #0f9f8f1f, transparent 28rem), var(--paper);margin:0;font-family:Arial,PingFang SC,Microsoft YaHei,sans-serif}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{cursor:pointer}.app-shell{min-height:100vh}.topbar{z-index:30;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#f8fafdd6;border-bottom:1px solid #dce4efd9;justify-content:space-between;align-items:center;gap:1rem;min-height:68px;padding:0 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span{color:var(--muted);font-size:.82rem;display:block}.metric strong{margin-top:10px;font-size:1.55rem;display:block}.project-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.project-card{border:1px solid var(--line);background:#fff;border-radius:22px;padding:22px;position:relative;overflow:hidden}.project-card:before{content:"";background:linear-gradient(90deg, var(--blue), var(--teal));width:100%;height:4px;position:absolute;inset:0 auto auto 0}.project-card h3{margin:8px 0}.project-card p{min-height:48px;color:var(--muted);line-height:1.55}.status{color:#52617a;background:#eef3fb;border-radius:999px;align-items:center;gap:6px;padding:5px 10px;font-size:.75rem;font-weight:750;display:inline-flex}.status.success{color:#097664;background:#e5f7f1}.status.warning{color:#9b6310;background:#fff4d9}.empty-state{text-align:center;color:var(--muted);border:1px dashed #bac7d8;border-radius:22px;padding:50px 24px}.login-wrap{place-items:center;min-height:calc(100vh - 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