:root{--bg:#071323;--side:#0a1d33;--card:#fff;--text:#132238;--muted:#667085;--blue:#0b7cff;--cyan:#00c9f5;--line:#e6edf5;--green:#12b76a;--red:#ef4444}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,Segoe UI,Arial;background:#f3f7fb;color:var(--text)}.login-body{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 50% 0,#123d64,#071323)}.login-card{width:min(420px,92vw);background:#fff;border-radius:22px;padding:34px;box-shadow:0 30px 80px rgba(0,0,0,.25)}.login-card h1{margin:0}.login-card p{color:var(--muted)}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:13px 14px;font:inherit;background:#fff}textarea{min-height:120px}button,.btn{border:0;border-radius:12px;background:linear-gradient(90deg,var(--blue),var(--cyan));color:#fff;font-weight:900;padding:13px 18px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px}.login-card input{margin:8px 0}.login-card button{width:100%;margin-top:10px}.alert{padding:12px;border-radius:10px;background:#fee;color:#9f1239;margin:12px 0}.ok{padding:12px;border-radius:10px;background:#ecfdf3;color:#067647;margin:12px 0}.layout{display:grid;grid-template-columns:270px 1fr;min-height:100vh}.side{background:linear-gradient(180deg,#071323,#0b2742);color:#fff;padding:24px;position:sticky;top:0;height:100vh}.side h2{margin:0 0 8px}.side small{color:#9ec4e4}.side nav{display:grid;gap:8px;margin-top:28px}.side a{color:#d7e8f7;text-decoration:none;padding:12px 14px;border-radius:12px;font-weight:800}.side a.active,.side a:hover{background:rgba(0,201,245,.13);color:#fff}.main{padding:30px}.top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 12px 40px rgba(15,35,60,.06);margin-bottom:20px}.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.field label{display:block;font-weight:900;margin:0 0 7px}.field small{color:var(--muted)}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:13px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.table th{font-size:13px;color:#667085;text-transform:uppercase}.actions{display:flex;gap:8px;flex-wrap:wrap}.danger{background:var(--red)}.secondary{background:#344054}.success{background:var(--green)}.preview-img{max-width:160px;max-height:90px;border-radius:10px;background:#eef}.muted{color:var(--muted)}.pill{display:inline-flex;border-radius:999px;background:#eaf6ff;color:#075985;padding:6px 10px;font-weight:900;font-size:12px}@media(max-width:900px){.layout{grid-template-columns:1fr}.side{height:auto;position:static}.grid,.grid3{grid-template-columns:1fr}.main{padding:18px}.table{font-size:13px}}