:root{--ink:#17212b;--muted:#687582;--line:#dfe6eb;--paper:#f7f9fb;--card:#fff;--accent:#157a8a;--accent-dark:#0c5c69;--danger:#b54545}
.upload-center{display:flex;justify-content:center;margin:20px 0 28px}.upload-center .upload-box{width:min(560px,100%);min-width:0;background:#fff;border:1px solid var(--line);border-radius:7px;padding:22px;box-shadow:0 5px 18px #17212b0a}.upload-center .file-pick{min-height:78px;display:grid;place-items:center;font-size:16px}.rename-form{display:flex;align-items:center;gap:6px}.rename-form input{width:150px;padding:5px 7px;font-size:12px}.actions{align-items:center}.path-cell{max-width:450px;overflow:hidden;text-overflow:ellipsis}
.admin-sections{display:grid;gap:20px;margin-top:20px}.path-cell{max-width:450px;overflow:hidden;text-overflow:ellipsis}.log-action{display:inline-block;color:var(--accent-dark);font-weight:700}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.6 "Segoe UI","Microsoft YaHei",sans-serif}h1,h2,h3,p{margin:0}h1{font-size:29px;letter-spacing:.02em}h2{font-size:31px;margin:4px 0}h3{font-size:18px}.eyebrow{font-size:11px;letter-spacing:.18em;color:var(--accent);font-weight:700}.muted{color:var(--muted)}.topbar{background:#fff;border-bottom:1px solid var(--line);padding:24px clamp(20px,5vw,72px);display:flex;justify-content:space-between;align-items:center}.account{display:flex;gap:12px;align-items:center}.role{background:#e5f4f5;color:var(--accent-dark);border-radius:999px;padding:2px 9px;font-size:12px}.page{max-width:1240px;margin:0 auto;padding:28px clamp(20px,5vw,72px) 64px}.login-shell{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(140deg,#f0f8f8,#f7f9fb)}.login-panel{background:#fff;border:1px solid var(--line);width:min(430px,100%);padding:42px;border-radius:8px;box-shadow:0 18px 55px #11343d12}.brand-mark{width:42px;height:42px;display:grid;place-items:center;border-radius:10px;background:var(--accent);color:#fff;font-weight:700;font-size:24px;margin-bottom:19px}.login-panel h1{margin:7px 0}.stack{display:grid;gap:14px;margin-top:26px}label{display:grid;gap:6px;font-weight:600;font-size:13px}input{width:100%;border:1px solid #cfd9df;border-radius:5px;padding:11px 12px;font:inherit;background:#fff}input:focus{outline:2px solid #a9dadd;border-color:var(--accent)}.button{border:0;border-radius:5px;padding:11px 16px;font-weight:700;cursor:pointer;font:inherit}.button.primary{background:var(--accent);color:#fff}.button.primary:hover{background:var(--accent-dark)}.button.secondary{background:#e7f3f4;color:var(--accent-dark)}.flash{margin-bottom:16px;padding:11px 14px;border-radius:5px}.flash.error{background:#fff0f0;color:#9a2d2d}.flash.success{background:#ebf7ef;color:#21633a}.login-note{font-size:12px;color:var(--muted);margin-top:24px}.hero-row{display:flex;gap:28px;justify-content:space-between;align-items:flex-end;margin:22px 0 28px}.upload-box{background:#eaf5f6;border:1px solid #cce5e6;padding:18px;min-width:min(430px,100%);display:grid;gap:10px}.file-pick{display:block;border:1px dashed #8bbdc1;padding:13px;text-align:center;color:var(--accent-dark);cursor:pointer}.file-pick input{display:none}.upload-box small{color:var(--muted)}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:20px}.panel{background:var(--card);border:1px solid var(--line);border-radius:7px;overflow:hidden}.panel-head{display:flex;justify-content:space-between;align-items:center;padding:18px 20px;border-bottom:1px solid var(--line)}.panel-head span{font-size:12px;color:var(--muted)}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;min-width:650px}th,td{text-align:left;border-bottom:1px solid #edf0f2;padding:14px 20px;font-size:13px;white-space:nowrap}th{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);background:#fbfcfd}.file-name{font-weight:600;max-width:330px;overflow:hidden;text-overflow:ellipsis}.file-name+td small,.user-row small{display:block;color:var(--muted);font-size:11px}.actions{display:flex;justify-content:flex-end;gap:12px}.actions a{color:var(--accent-dark);font-weight:700;text-decoration:none}.link-button,.danger-link{border:0;background:none;padding:0;color:var(--accent-dark);cursor:pointer;font:inherit}.danger-link{color:var(--danger)}.empty{display:grid;gap:4px;padding:48px 20px;color:var(--muted);text-align:center}.empty strong{color:var(--ink)}.admin-panel{height:max-content}.compact{padding:18px;margin:0;border-bottom:1px solid var(--line)}.user-list{padding:4px 20px}.user-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid #edf0f2}.user-row:last-child{border-bottom:0}.user-row small{font-weight:400}.notice{background:#fff8e7;border:1px solid #f0dba2;padding:15px 18px;margin-bottom:24px}.notice>div:first-child{display:flex;gap:12px;align-items:baseline}.notice strong{color:#895d09}.notice span{color:#7b6a46}.reminder-list{display:flex;gap:12px;flex-wrap:wrap;margin-top:10px}.reminder-list span{font-size:12px;color:#6d603e}.reminder-list b{color:#895d09;margin-right:6px}@media(max-width:850px){.hero-row,.content-grid{display:grid;grid-template-columns:1fr}.upload-box{min-width:0}.topbar{align-items:flex-start;gap:16px}.account{flex-wrap:wrap;justify-content:flex-end}.page{padding-top:20px}}@media(max-width:500px){.login-panel{padding:28px 22px}.topbar{padding:20px}.page{padding-left:16px;padding-right:16px}h2{font-size:25px}}