:root{--navy:#071b45;--blue:#0a4cff;--green:#0fa35b;--yellow:#ffd21a;--red:#ef233c;--bg:#f4f8ff;--card:#fff;--shadow:0 18px 45px rgba(7,27,69,.16)}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:#0f172a}.login-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#071b45,#0a4cff)}.login-card{width:min(420px,92vw);background:#fff;border-radius:28px;padding:32px;box-shadow:var(--shadow);text-align:center}.login-card img{width:95px;height:95px;border-radius:50%;object-fit:cover}.login-card h1{margin:12px 0 4px;color:var(--navy)}.login-card form{display:grid;gap:12px;text-align:left;margin-top:18px}label{font-weight:800;color:var(--navy)}input,textarea,select{width:100%;padding:13px 14px;border:2px solid #dbe4f0;border-radius:14px;font-size:15px}textarea{min-height:110px;resize:vertical}button,.btn{border:0;border-radius:999px;background:linear-gradient(90deg,var(--yellow),#ff7a00);color:#111;padding:13px 22px;font-weight:900;cursor:pointer;text-decoration:none;display:inline-flex;justify-content:center;gap:8px}.top{display:flex;justify-content:space-between;align-items:center;padding:18px 5%;background:#fff;box-shadow:0 8px 25px rgba(7,27,69,.08);position:sticky;top:0}.top h2{margin:0;color:var(--navy)}.wrap{padding:28px 5%;display:grid;gap:24px}.card{background:#fff;border-radius:24px;padding:24px;box-shadow:var(--shadow)}.grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.row{display:grid;grid-template-columns:1.2fr 1.7fr .55fr;gap:10px;margin:10px 0;align-items:center}.section-row{border:1px solid #e2e8f0;border-radius:18px;padding:16px;margin:14px 0;background:#fbfdff}.actions{display:flex;gap:12px;flex-wrap:wrap}.alert{padding:12px 14px;border-radius:14px;font-weight:700;margin:12px 0}.success{background:#dcfce7;color:#166534}.error{background:#fee2e2;color:#991b1b}.hint{color:#64748b;font-size:14px}.danger{background:var(--red);color:#fff}.secondary{background:var(--navy);color:#fff}@media(max-width:800px){.grid,.row{grid-template-columns:1fr}.top{align-items:flex-start;gap:12px;flex-direction:column}}
.upload-note{background:#fff8d8;border:1px solid #f5c542;border-radius:14px;padding:12px 14px;color:#7c2d12;font-weight:700;margin:10px 0}.preview-img{max-width:160px;max-height:100px;border-radius:10px;border:1px solid #e5e7eb;object-fit:cover;margin-top:8px}

/* 2026 admin UI polish */
body{font-family:Poppins,Arial,Helvetica,sans-serif;background:linear-gradient(180deg,#eef5ff,#ffffff)}.top{z-index:10;border-bottom:1px solid #e2e8f0}.top h2{font-size:24px}.card{border:1px solid rgba(7,27,69,.08)}.card h2{margin-top:0;color:var(--navy)}hr{border:0;border-top:1px solid #e2e8f0;margin:28px 0}input:focus,textarea:focus,select:focus{outline:0;border-color:var(--blue);box-shadow:0 0 0 4px rgba(10,76,255,.10)}.section-row{box-shadow:0 10px 24px rgba(7,27,69,.06)}.table-wrap{overflow:auto;border:1px solid #e2e8f0;border-radius:18px}.admin-table{width:100%;border-collapse:collapse;background:#fff;min-width:820px}.admin-table th{background:#071b45;color:#fff;text-align:left;padding:12px 14px;font-size:13px}.admin-table td{padding:12px 14px;border-top:1px solid #e2e8f0;vertical-align:top;font-size:14px}.admin-table tr:nth-child(even){background:#f8fbff}.empty-state{border:2px dashed #cbd5e1;border-radius:18px;padding:24px;text-align:center;color:#64748b;font-weight:800;background:#f8fbff}.admin-records h2:before{content:"🎓 ";}.upload-note{line-height:1.5}.btn.secondary,.secondary{background:linear-gradient(90deg,#071b45,#0a4cff)!important;color:#fff!important}.danger{background:linear-gradient(90deg,#ef233c,#b91c1c)!important;color:#fff!important}
@media(max-width:800px){.wrap{padding:18px 4%}.card{padding:18px;border-radius:18px}.top h2{font-size:20px}.actions{width:100%}.actions .btn,.actions button{width:100%}.admin-table th,.admin-table td{font-size:12px;padding:10px}}

/* Quick Upload Item card */
.quick-upload-card{border:2px solid rgba(10,76,255,.18);background:linear-gradient(180deg,#ffffff,#f7fbff)}.quick-upload-card h2:before{content:"⬆️ ";}.quick-upload-card .actions{margin-top:14px}.quick-upload-card button{font-size:15px;box-shadow:0 12px 25px rgba(255,122,0,.22)}