:root{--bg:#f4f7fb;--card:#fff;--text:#172033;--muted:#6d778a;--line:#dfe6ef;--accent:#1677ff;--accent2:#0f5dcc}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}
.topbar{min-height:76px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.brand{display:flex;align-items:center;gap:12px}.brandmark{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,#1677ff,#0f5dcc);color:#fff;display:grid;place-items:center;font-weight:800}
.brand strong{display:block;font-size:18px}.brand span{display:block;color:var(--muted);font-size:13px}
nav{display:flex;gap:8px;flex-wrap:wrap}nav a{color:#33415c;text-decoration:none;padding:10px 12px;border-radius:9px}nav a:hover,nav a.active{background:#edf5ff;color:var(--accent2)}
.wrap{max-width:1180px;margin:32px auto;padding:0 20px}.hero{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:22px}.hero h1{margin:0 0 6px;font-size:30px}.muted{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:0 5px 18px rgba(28,44,78,.04)}
.stat{font-size:30px;font-weight:750;margin-top:6px}.searchbox{display:flex;gap:10px;background:#fff;padding:14px;border:1px solid var(--line);border-radius:16px;margin:18px 0 24px}
input,select,button{font:inherit}input[type=text],input[type=email],input[type=password],select{width:100%;padding:12px 14px;border:1px solid #ccd6e2;border-radius:10px;background:#fff}
button,.btn{display:inline-block;border:0;background:var(--accent);color:#fff;text-decoration:none;padding:12px 16px;border-radius:10px;cursor:pointer}.btn.secondary{background:#edf2f8;color:#2f3c52}
table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}th{background:#f9fbfd;color:#46516a;font-size:13px}.tag{display:inline-block;padding:4px 8px;border-radius:99px;background:#edf5ff;color:#145daf;font-size:12px}.folder{font-weight:650}.actions{display:flex;gap:8px;flex-wrap:wrap}.login{max-width:430px;margin:80px auto}.error{background:#fff1f0;color:#9d2020;border:1px solid #ffd0cc;padding:12px 14px;border-radius:10px;margin:12px 0}.ok{background:#effaf3;color:#176238;border:1px solid #cbeed7;padding:12px 14px;border-radius:10px;margin:12px 0}
.footer{text-align:center;color:var(--muted);padding:30px 15px}.empty{padding:30px;text-align:center;color:var(--muted)}code{background:#eef3f8;padding:2px 6px;border-radius:6px}
@media(max-width:850px){.topbar-inner{align-items:flex-start;flex-direction:column;padding:14px 20px;gap:10px}.brand-logo img{width:220px}.grid{grid-template-columns:repeat(2,1fr)}.hero{align-items:flex-start;flex-direction:column}}
@media(max-width:520px){.grid{grid-template-columns:1fr}.searchbox{flex-direction:column}.wrap{margin-top:20px}}

.topbar-inner{max-width:1180px;margin:0 auto;padding:0 20px;min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%}
.brand-logo{display:flex;align-items:center;text-decoration:none;flex:0 0 auto}
.brand-logo img{display:block;width:245px;max-width:100%;height:auto}