:root{
  --bg:#f7f1e8;
  --bg-2:#f2e9dc;
  --surface:#fffdfa;
  --ink:#17151c;
  --muted:#6e6875;
  --line:#e6ddd2;
  --accent:#6d4aff;
  --accent-2:#a441d8;
  --accent-soft:#efe9ff;
  --green:#14965b;
  --danger:#e45151;
  --shadow:0 20px 60px rgba(55,42,75,.10);
  --radius:26px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans Bengali",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--ink);
  background:
    radial-gradient(circle at 0 0,rgba(109,74,255,.09),transparent 25rem),
    radial-gradient(circle at 100% 20%,rgba(164,65,216,.07),transparent 28rem),
    linear-gradient(180deg,var(--bg),#fbf8f3 55%,var(--bg));
}
button,input{font:inherit}
button,a{touch-action:manipulation}
.page-shell{width:min(100%,760px);margin:0 auto;padding:18px 18px 38px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:2px 0 28px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none}
.brand-mark{width:40px;height:40px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border-radius:13px;font-weight:800;box-shadow:0 10px 28px rgba(109,74,255,.22)}
.brand small{display:block;color:var(--muted);font-size:10px;line-height:1.1}
.brand strong{display:block;font-size:16px;line-height:1.25}
.visit-btn{color:#5535c9;background:#fff;border:1px solid #d7caef;border-radius:999px;padding:11px 15px;text-decoration:none;font-weight:700;font-size:13px;box-shadow:0 8px 24px rgba(71,54,100,.07);white-space:nowrap}
.hero{text-align:center;padding:22px 8px 28px}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:999px;padding:8px 13px;color:#5d526a;font-weight:700;font-size:13px}
.hero h1{margin:18px 0 8px;font-size:clamp(42px,9vw,66px);line-height:1.08;letter-spacing:-1.5px}
.hero h1 span{color:var(--accent)}
.hero p{margin:0;color:var(--muted);font-size:18px;line-height:1.8}
.panel{background:rgba(255,253,250,.92);border:1px solid rgba(230,221,210,.95);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:16px}
.section-head.compact{margin-top:28px}
.eyebrow{margin:0 0 3px;color:var(--accent);font-size:11px;font-weight:800;letter-spacing:.12em}
.section-head h2,.result-head h2{margin:0;font-size:24px;line-height:1.35}
.soft-badge{background:#f2eee8;border:1px solid var(--line);color:#6b6570;border-radius:999px;padding:7px 10px;font-size:10px;font-weight:700;white-space:nowrap}
.field-label{display:block;color:#554f5d;font-size:13px;font-weight:700;margin-bottom:8px}
.money-input-wrap{height:62px;border:1.5px solid #d9d1c9;background:#fff;border-radius:18px;display:flex;align-items:center;padding:0 17px;transition:.2s;box-shadow:inset 0 1px 0 rgba(255,255,255,.8)}
.money-input-wrap:focus-within{border-color:#7b5cff;box-shadow:0 0 0 4px rgba(109,74,255,.10)}
.currency{font-size:28px;font-weight:800;color:var(--accent);margin-right:10px}
.money-input-wrap input{border:0;outline:0;width:100%;font-size:27px;font-weight:800;background:transparent;color:var(--ink)}
.ghost-btn{border:1px solid #ddd3c8;background:#fff;color:#554d62;border-radius:999px;padding:9px 13px;font-weight:700;font-size:12px;cursor:pointer}
.category-list{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.category-card{border:1px solid var(--line);background:#fff;border-radius:18px;padding:13px 13px 11px}
.category-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:9px}
.category-name{display:flex;align-items:center;gap:8px;font-weight:800;font-size:14px}
.category-name span:first-child{font-size:18px}
.category-value{font-size:13px;font-weight:800;color:#625a6b}
.category-card input[type=range]{width:100%;accent-color:var(--accent)}
.category-card.wide{grid-column:1 / -1}
.sum-row{display:flex;justify-content:space-between;align-items:center;margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);font-size:13px;color:var(--muted)}
.sum-row strong{font-size:20px;color:var(--ink)}
.sum-hint{margin:6px 0 14px;font-size:12px}.sum-hint.ok{color:var(--green)}.sum-hint.bad{color:var(--danger)}
.primary-btn{width:100%;border:0;border-radius:17px;padding:17px 18px;background:linear-gradient(100deg,#5735ee,#a23ed2);color:#fff;font-size:19px;font-weight:800;cursor:pointer;box-shadow:0 12px 30px rgba(104,68,235,.28);transition:transform .16s ease,box-shadow .16s ease}.primary-btn:active{transform:translateY(1px) scale(.995)}
.result-section{margin-top:28px}.hidden{display:none}
.result-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 2px 14px}
.receipt-stage{background:linear-gradient(145deg,#efe8de,#f8f2e9);border:1px solid var(--line);border-radius:26px;padding:14px;box-shadow:var(--shadow)}
#receiptCanvas{display:block;width:100%;height:auto;border-radius:19px;background:#ede5da}
.actions-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}.action-btn{border:1px solid var(--line);background:#fff;border-radius:16px;padding:14px 12px;font-weight:800;cursor:pointer;color:#2c2831}.primary-action{background:linear-gradient(100deg,#5c3bed,#9e3fd0);color:#fff;border-color:transparent}.fb{background:#1b74e4;color:#fff;border-color:#1b74e4}.wa{background:#1fb85a;color:#fff;border-color:#1fb85a}
.sell-card{margin-top:18px;border:1px solid var(--line);border-radius:22px;background:#fff;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px}.sell-card small{color:#756d7d}.sell-card h3{margin:3px 0;font-size:20px}.sell-card p{margin:0;color:var(--muted);font-size:13px}.sell-card a{flex:0 0 auto;text-decoration:none;background:#f0ebff;color:#5c3ad0;border-radius:14px;padding:11px 13px;font-weight:800;font-size:12px}
footer{display:flex;justify-content:space-between;gap:12px;color:#867f89;font-size:11px;padding:26px 4px 0}
@media (max-width:560px){.page-shell{padding:14px 14px 28px}.topbar{padding-bottom:16px}.visit-btn{font-size:11px;padding:10px 12px}.hero{padding:18px 4px 22px}.hero h1{font-size:44px}.hero p{font-size:15px}.panel{padding:17px;border-radius:22px}.section-head{align-items:center}.soft-badge{display:none}.section-head h2,.result-head h2{font-size:20px}.category-list{grid-template-columns:1fr}.category-card.wide{grid-column:auto}.money-input-wrap{height:58px}.money-input-wrap input{font-size:24px}.sell-card{align-items:flex-start;flex-direction:column}.sell-card a{width:100%;text-align:center}footer{flex-direction:column;align-items:center;text-align:center}}