:root{
  --sun:#FF7A1A;--sun-deep:#EF5F06;--gold:#FFB23E;
  --cream:#FFF8F2;--cream-2:#FFEFE2;--paper:#fff;
  --ink:#2A2016;--ink-2:#6E5C4C;--muted:#9A8b7c;--line:#F2E6D8;
  --clay:#C8692B;--clay-soft:#FBEEE2;--clay-deep:#A9531F;
  --leaf:#1E9E6A;--leaf-soft:#E6F6EE;--red:#E5544B;--red-d:#B03A30;
  --fd:'Mitr',sans-serif;--fb:'Prompt',sans-serif;--fn:'Space Grotesk',sans-serif;
  --sh:0 12px 34px -22px rgba(120,70,20,.5);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;overflow-x:hidden}
body{font-family:var(--fb);color:var(--ink);background:var(--cream);line-height:1.55;-webkit-font-smoothing:antialiased;padding-bottom:24px}
::-webkit-scrollbar{display:none}
button{font-family:inherit;cursor:pointer}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* ===== header ===== */
header{position:sticky;top:0;z-index:40;background:rgba(255,248,242,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hd{display:flex;align-items:center;gap:10px;padding:11px 12px}
.ib{width:38px;height:38px;border:none;background:transparent;display:grid;place-items:center;color:var(--ink);flex:none}
.ib:focus-visible{outline:2px solid var(--sun);border-radius:10px}
.htitle{font-family:var(--fd);font-weight:600;font-size:17px;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.readall{border:1px solid var(--line);background:#fff;color:var(--sun-deep);font-family:var(--fd);font-weight:500;font-size:12.5px;padding:7px 12px;border-radius:11px;flex:none;display:inline-flex;align-items:center;gap:5px}
.readall svg{width:14px;height:14px}
.readall:active{transform:translateY(1px)}
.readall:disabled{color:var(--muted);border-color:var(--line);opacity:.6}

/* ===== filter tabs (horizontal scroll) ===== */
.tabs{display:flex;gap:8px;overflow-x:auto;padding:12px 16px 4px;scroll-behavior:smooth}
.tabs::-webkit-scrollbar{display:none}
.tab{flex:none;display:inline-flex;align-items:center;gap:6px;border:1.5px solid var(--line);background:#fff;color:var(--ink-2);font-family:var(--fd);font-weight:500;font-size:13px;padding:8px 14px;border-radius:20px;white-space:nowrap}
.tab .tb{font-family:var(--fn);font-weight:600;font-size:11px;color:#fff;background:var(--red);min-width:18px;height:18px;border-radius:10px;display:inline-grid;place-items:center;padding:0 5px}
.tab.on{border-color:var(--sun);background:linear-gradient(160deg,#FFF3E7,var(--cream-2));color:var(--sun-deep)}
.tab.on .tb{background:var(--sun-deep)}
.tab:active{transform:translateY(1px)}

.wrap{padding:8px 16px 16px}

/* ===== group heading ===== */
.grp{font-family:var(--fd);font-weight:600;font-size:12.5px;color:var(--muted);letter-spacing:.4px;margin:16px 2px 9px;text-transform:none}
.grp:first-child{margin-top:6px}

/* ===== notification row card ===== */
.list{display:flex;flex-direction:column;gap:14px}
.nt{display:flex;gap:12px;background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:13px 14px;box-shadow:var(--sh);text-decoration:none;color:inherit;animation:fadeUp .35s ease both;position:relative}
.nt:active{transform:translateY(1px)}
.nt.unread{border-color:#F6DCC2;background:linear-gradient(100deg,#FFFAF4,#fff 46%)}
.ic{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;flex:none}
.ic svg{width:21px;height:21px}
.ic.bill{background:var(--cream-2);color:var(--sun-deep)}
.ic.pay{background:var(--leaf-soft);color:var(--leaf)}
.ic.parcel{background:#EAF1FF;color:#3B6FD8}
.ic.promo{background:#FBEAF6;color:#B83A86}
.ic.coin{background:#FFF1D9;color:#E9A417}
.ic.system{background:#F0E9DF;color:#8A6A4A}
.nt .cd{display:inline-flex;align-items:center;gap:5px;margin-top:7px;font-family:var(--fn);font-size:12.5px;font-weight:600;padding:5px 11px;border-radius:9px;background:#FDECEA;color:#C0392B}
.nt .cd.go{background:#EAF9F1;color:var(--leaf)}
.nt .bd{flex:1;min-width:0}
.nt .t{font-family:var(--fd);font-weight:600;font-size:14.5px;color:var(--ink);line-height:1.35}
.nt .d{font-size:12.8px;color:var(--ink-2);margin-top:2px;line-height:1.45}
.nt .m{font-family:var(--fn);font-size:11px;color:var(--muted);margin-top:6px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.nt .m .ref{color:var(--clay-deep)}
.dot{width:9px;height:9px;border-radius:50%;background:var(--sun);flex:none;align-self:center;box-shadow:0 0 0 4px rgba(255,122,26,.14)}

/* ===== skeleton (loading) ===== */
.sk{display:flex;gap:12px;background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:13px 14px;box-shadow:var(--sh)}
.sk .skic{width:42px;height:42px;border-radius:13px;flex:none;background:linear-gradient(100deg,#f1e7db 30%,#faf3ea 50%,#f1e7db 70%);background-size:220% 100%;animation:shimmer 1.3s linear infinite}
.sk .skb{flex:1}
.sk .bar{height:11px;border-radius:7px;background:linear-gradient(100deg,#f1e7db 30%,#faf3ea 50%,#f1e7db 70%);background-size:220% 100%;animation:shimmer 1.3s linear infinite;margin-bottom:9px}

/* ===== empty state ===== */
.empty{text-align:center;padding:52px 20px}
.empty .ec{width:84px;height:84px;margin:0 auto 16px;border-radius:26px;background:linear-gradient(160deg,#FFF3E7,var(--cream-2));display:grid;place-items:center;color:var(--sun)}
.empty .ec svg{width:40px;height:40px}
.empty h3{font-family:var(--fd);font-weight:600;font-size:17px;margin:0 0 6px;color:var(--ink)}
.empty p{font-size:13.5px;color:var(--muted);margin:0 auto;max-width:250px}
/* error state (retry) */
.empty.err .ec{background:#FDECEA;color:var(--red)}
.empty .retry{margin-top:16px;display:inline-flex;align-items:center;gap:6px;height:38px;padding:0 20px;border-radius:20px;border:1px solid var(--line);background:#fff;color:var(--ink-2);font-family:var(--fd);font-weight:500;font-size:13px}
.empty .retry:active{transform:translateY(1px)}

/* ===== toast ===== */
#toast{position:fixed;left:50%;bottom:calc(90px + env(safe-area-inset-bottom));transform:translateX(-50%) translateY(20px);background:#2A2016;color:#fff;font-size:13.5px;padding:11px 18px;border-radius:12px;opacity:0;pointer-events:none;transition:.28s;z-index:9995;display:flex;align-items:center;gap:8px;font-family:var(--fd);font-weight:500;max-width:88vw}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
#toast svg{color:var(--gold);flex:none}

/* empty-state illustration */
.empty-img{width:120px;height:120px;object-fit:contain;margin:0 auto 14px;display:block}