:root{--bg:#f6f8fb;--card:#fff;--text:#14213d;--muted:#6b7280;--blue:#0b3d91;--red:#ef233c;--green:#16a34a;--orange:#f97316;--purple:#7c3aed;--border:#e5e7eb}
*{box-sizing:border-box}body{margin:0;font-family:Arial,'Noto Sans Bengali',sans-serif;background:var(--bg);color:var(--text)}body.dark{--bg:#07152e;--card:#0d2247;--text:#fff;--muted:#cbd5e1;--border:#1e3a5f}
a{color:inherit;text-decoration:none}.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:#071f45;color:#fff;box-shadow:0 4px 20px #0002}.brand{display:flex;align-items:center;gap:10px}.brand small{display:block;color:#a7d8ff;font-size:11px}.logo{background:#08aeea;color:#ef233c;border:3px solid #ef233c;border-radius:50%;width:44px;height:44px;display:grid;place-items:center;font-weight:900}
nav{display:flex;gap:8px;align-items:center}nav a,.smallBtn,.btn{border:0;border-radius:14px;padding:10px 14px;background:linear-gradient(135deg,#0ea5e9,#ef233c);color:white;font-weight:700;cursor:pointer}.menuBtn{display:none;background:#ef233c;color:#fff;border:0;border-radius:12px;padding:10px 14px}
main{max-width:1200px;margin:auto;padding:16px}.hero{border-radius:28px;padding:38px 18px;background:linear-gradient(135deg,#061a3d,#083b77 55%,#ef233c);color:white;display:grid;gap:18px;overflow:hidden}.hero h1{font-size:clamp(34px,7vw,70px);margin:0;color:#33c8ff;text-shadow:0 4px 18px #000}.hero h2{margin:0;color:white}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.card{background:var(--card);border:1px solid var(--border);border-radius:24px;padding:18px;margin:14px 0;box-shadow:0 8px 25px #0001}.card h2,.card h3{margin-top:0}.bn{font-size:22px;font-weight:900;color:#0ea5e9}.en{font-size:12px;color:var(--muted);display:block}.status{display:inline-block;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:800}.green{background:#dcfce7;color:#166534}.red{background:#fee2e2;color:#991b1b}.yellow{background:#fef9c3;color:#854d0e}.blue{background:#dbeafe;color:#1d4ed8}.orange{background:#ffedd5;color:#9a3412}
input,select,textarea{width:100%;padding:12px;border:1px solid var(--border);border-radius:14px;margin:6px 0 12px;background:var(--card);color:var(--text)}label{font-weight:700}.table{width:100%;border-collapse:collapse;background:var(--card);border-radius:16px;overflow:hidden}.table th,.table td{padding:10px;border-bottom:1px solid var(--border);text-align:left}.tabs{display:flex;gap:8px;overflow:auto;margin:12px 0}.tabs a{white-space:nowrap;background:var(--card);border:1px solid var(--border);padding:10px 12px;border-radius:14px}.flash{background:#dcfce7;color:#166534;border-radius:14px;padding:12px;margin:12px 0}.whatsapp{position:fixed;right:16px;bottom:16px;background:#22c55e;color:#fff;padding:14px 16px;border-radius:999px;font-weight:900;box-shadow:0 8px 20px #0003}.footer{margin-top:30px;background:#071f45;color:white;padding:25px;border-radius:28px 28px 0 0;line-height:1.7}.product-img{width:100%;height:180px;object-fit:cover;border-radius:18px;background:#dbeafe}.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}.day{padding:10px;border-radius:12px;text-align:center;background:var(--card);border:1px solid var(--border);font-weight:800}.adminbar{background:#0b3d91;color:#fff;border-radius:20px;padding:15px;margin-bottom:15px}.adminbar a{display:inline-block;margin:4px;padding:8px 10px;background:#fff2;border-radius:10px}
@media(max-width:760px){.grid,.grid2{grid-template-columns:1fr}.menuBtn{display:block}nav{display:none;position:absolute;top:70px;left:10px;right:10px;background:#071f45;padding:12px;border-radius:18px;flex-direction:column}.navopen nav{display:flex}nav a,nav button{width:100%}.hero{padding:28px 14px}.table{font-size:13px}.calendar{grid-template-columns:repeat(5,1fr)}}