:root{--b50:#EFF6FF;--b100:#DBEAFE;--b200:#BFDBFE;--b600:#2563EB;--b700:#1D4ED8;--b800:#1E40AF;--b900:#1E3A8A;--text:#1e293b;--muted:#64748b}
*{box-sizing:border-box;margin:0}
body{font-family:"Hind Siliguri",system-ui,sans-serif;background:#F3F7FE;color:var(--text);font-size:16px}
.boot{padding:40px;text-align:center;color:var(--muted)}
i[data-lucide],svg.lucide{width:20px;height:20px;flex-shrink:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 18px;border:0;border-radius:12px;font:inherit;font-weight:500;cursor:pointer;background:var(--b700);color:#fff;width:100%}
.btn:hover{background:var(--b800)}
.btn:focus-visible,.input:focus,a:focus-visible,button:focus-visible{outline:2px solid var(--b600);outline-offset:2px}
.input{width:100%;min-height:46px;padding:0 12px;border:1px solid var(--b200);border-radius:12px;font:inherit;background:#fff}
.field{margin-bottom:14px}
.label{display:flex;align-items:center;gap:8px;margin-bottom:6px;font-size:14px;font-weight:500;color:var(--b900)}
.card{background:#fff;border:1px solid var(--b100);border-radius:16px;padding:16px;box-shadow:0 1px 2px rgba(30,58,138,.06)}
.err{display:flex;gap:8px;align-items:center;margin-bottom:12px;padding:10px 12px;border-radius:10px;background:#FEF2F2;color:#B91C1C;font-size:14px}
.ok{color:#15803D}.bad{color:#B91C1C}
/* লগইন */
.login{min-height:100vh;display:grid;place-items:center;padding:16px;background:linear-gradient(160deg,var(--b900),var(--b600))}
.login .card{width:100%;max-width:400px;padding:24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;color:var(--b900);margin-bottom:4px}
.sub{color:var(--muted);margin-bottom:18px;font-size:14px}
/* লেআউট */
.shell{display:flex;min-height:100vh}
.side{width:260px;background:var(--b900);padding:16px;position:sticky;top:0;height:100vh;overflow-y:auto;flex-shrink:0}
.side .brand{color:#fff;margin-bottom:20px}
.nav a{display:flex;align-items:center;gap:12px;min-height:44px;padding:0 12px;margin-bottom:4px;border-radius:12px;color:var(--b100);text-decoration:none}
.nav a:hover{background:var(--b800)}
.nav a.on{background:#fff;color:var(--b900);font-weight:600}
.main{flex:1;min-width:0}
.top{display:none;position:sticky;top:0;z-index:20;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--b800);color:#fff}
.top button,.ghost{background:none;border:0;color:inherit;cursor:pointer;display:flex;gap:6px;align-items:center;font:inherit}
.content{padding:28px;max-width:960px}
h1{font-size:24px;color:var(--b900);margin-bottom:16px}
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-bottom:14px}
.row{display:flex;gap:12px;align-items:center}
.row small{display:block;color:var(--muted);font-size:13px}
.row i{color:var(--b600)}
.center{text-align:center;max-width:420px;margin:40px auto}
.center i{width:40px;height:40px;color:var(--b600);margin-bottom:8px}
.bottom{display:none}
.drawer{display:none}
@media(max-width:1023px){
  .side{display:none}.top{display:flex}
  .content{padding:16px 16px 90px}.grid{grid-template-columns:1fr}
  .bottom{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;bottom:0;left:0;right:0;z-index:20;background:#fff;border-top:1px solid var(--b200)}
  .bottom a,.bottom button{display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 0;font:inherit;font-size:12px;color:var(--muted);text-decoration:none;background:none;border:0;cursor:pointer}
  .bottom .on{color:var(--b700);font-weight:600}
  .drawer.open{display:block;position:fixed;inset:0;z-index:40;background:rgba(0,0,0,.4)}
  .drawer .panel{position:absolute;right:0;top:0;bottom:0;width:80%;max-width:300px;background:var(--b900);padding:16px;overflow-y:auto}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
/* ধাপ ১ */
.content{max-width:1180px}
.muted{color:var(--muted)}
.tabs{display:flex;gap:8px;overflow-x:auto;padding-bottom:10px;margin-bottom:12px}
.tabs a{display:flex;align-items:center;gap:6px;white-space:nowrap;padding:8px 14px;border-radius:999px;background:#fff;border:1px solid var(--b200);color:var(--b900);text-decoration:none;font-size:15px}
.tabs a.on{background:var(--b700);border-color:var(--b700);color:#fff}
.bar{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:14px}
.bar h1{margin:0}.bar .btn{width:auto}
.list{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px}
.item{display:flex;flex-direction:column;gap:6px}
.item h3{font-size:17px;color:var(--b900)}
.item p{font-size:14px;color:var(--muted)}
.acts{display:flex;gap:8px;margin-top:6px}
.sm{min-height:38px;padding:0 12px;font-size:14px;width:auto}
.btn.soft{background:var(--b100);color:var(--b900)}.btn.soft:hover{background:var(--b200)}
.btn.red{background:#FEE2E2;color:#B91C1C}.btn.red:hover{background:#FECACA}
.tag{display:inline-block;padding:2px 10px;border-radius:999px;background:var(--b100);color:var(--b800);font-size:13px}
.modal{position:fixed;inset:0;z-index:50;background:rgba(15,23,42,.5);display:grid;place-items:center;padding:12px}
.modal .card{width:100%;max-width:480px;max-height:92vh;overflow-y:auto}
.perms{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.chk{display:flex;align-items:center;gap:8px;min-height:40px}
.chk input{width:20px;height:20px}
.mrow{display:flex;gap:10px;margin-top:6px}.mrow .btn{flex:1}
@media(max-width:1023px){.bar{flex-wrap:wrap}.perms{grid-template-columns:1fr}}
/* ধাপ ৩ */
.modal .card{max-width:560px}
.ln{display:grid;grid-template-columns:1fr 1fr auto;gap:8px;margin-bottom:10px;padding:10px;border:1px solid var(--b100);border-radius:12px;background:var(--b50)}
.ln .p{grid-column:1/-1}
.item p{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.item p i,.item p svg{width:16px;height:16px}
.tag.g{background:#DCFCE7;color:#166534}.tag.y{background:#FEF3C7;color:#92400E}.tag.r{background:#FEE2E2;color:#B91C1C}
.pos{color:#15803D}.neg{color:#B91C1C}
.warn{display:flex;gap:8px;align-items:flex-start;margin-bottom:12px;padding:10px 12px;border-radius:10px;background:#FEF3C7;color:#92400E;font-size:14px}
/* ধাপ ৪ */
.stages{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:14px}
.stages .card{padding:12px;text-align:center}
.stages b{display:block;font-size:22px;color:var(--b900)}
.stages small{color:var(--muted)}
.stages .lossc b{color:#B91C1C}
.acts{flex-wrap:wrap}
.sec{margin:20px 0 10px}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chips span{font-size:13px;padding:2px 10px;border-radius:999px;background:var(--b50);border:1px solid var(--b100);color:var(--b900)}