:root{--bg:#f2f2f7;--card:#fff;--txt:#000;--sub:#6c6c70;--line:#d1d1d6;--blue:#007aff;--red:#ff3b30;--green:#34c759;
box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
@media (prefers-color-scheme:dark){:root{--bg:#000;--card:#1c1c1e;--txt:#fff;--sub:#98989f;--line:#38383a;--blue:#0a84ff;--red:#ff453a}}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{height:100%}
body{margin:0;min-height:100%;background:var(--bg);color:var(--txt);font:17px/1.35 -apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,Helvetica,Arial,sans-serif}
.hidden{display:none!important}
.screen{max-width:480px;margin:0 auto;padding:16px 16px 96px}
h1.large{font-size:34px;font-weight:700;letter-spacing:-.4px;margin:12px 4px 14px}
h2{margin:0 0 2px;font-size:20px}
.sub{color:var(--sub);font-size:14px;margin:0 4px 10px}
.note{color:var(--sub);font-size:13px;margin:4px 4px 12px}

.seg{display:flex;background:rgba(118,118,128,.16);border-radius:9px;padding:2px;margin-bottom:16px}
.seg button{flex:1;border:0;background:none;color:var(--txt);font:inherit;font-size:14px;font-weight:500;padding:7px;border-radius:7px}
.seg button.on{background:var(--card);box-shadow:0 1px 3px rgba(0,0,0,.18)}

.group{background:var(--card);border-radius:12px;padding:4px 16px 16px;margin-bottom:16px}
label{display:block;font-size:13px;color:var(--sub);padding:12px 0 0}
input,select{display:block;width:100%;font:inherit;color:var(--txt);background:none;border:0;border-bottom:1px solid var(--line);padding:6px 0 9px;border-radius:0;outline:0;-webkit-appearance:none;appearance:none}
input:focus,select:focus{border-bottom-color:var(--blue)}
select option{color:#000}

.btn{display:block;width:100%;margin-top:16px;padding:14px;border:0;border-radius:12px;background:var(--blue);color:#fff;font:inherit;font-weight:600;transition:transform .12s,opacity .12s}
.btn:active{transform:scale(.97);opacity:.85}
.btn:disabled{opacity:.5}
.btn.ghost{background:var(--card);color:var(--blue)}
.btn.danger{background:var(--red)}
.btn.ghost.danger{background:var(--card);color:var(--red)}
.group .btn{margin-bottom:0}

.card.bal{background:var(--blue);color:#fff;border-radius:16px;padding:22px 20px;margin-bottom:16px}
.card.bal .sub{color:rgba(255,255,255,.8);display:block;margin:0}
.card.bal strong{display:block;font-size:38px;font-weight:700;letter-spacing:-.8px;margin:6px 0 2px;word-break:break-all}
.info div{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.info div:last-child{border:0;padding-bottom:0}
.info span{color:var(--sub)}
.info b{font-weight:500;text-align:right;word-break:break-all}

.list{padding:0 16px}
.user{display:flex;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid var(--line)}
.user:last-child{border:0}
.user .who{flex:1;min-width:0}
.user .who b{display:block;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.user .who small{display:block;color:var(--sub);font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.user .amt{text-align:right;font-weight:600;font-size:15px}
.user .amt button{display:block;margin:4px 0 0 auto;border:0;background:none;color:var(--blue);font:inherit;font-size:14px;padding:2px 0}
.empty{color:var(--sub);text-align:center;padding:24px 0}

.tabbar{position:fixed;left:0;right:0;bottom:0;display:flex;padding:8px 0 calc(8px + env(safe-area-inset-bottom,0px));background:color-mix(in srgb,var(--card) 85%,transparent);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-top:1px solid var(--line)}
.tabbar button{flex:1;border:0;background:none;color:var(--sub);font:inherit;font-size:12px;font-weight:600;padding:8px}
.tabbar button.on{color:var(--blue)}

#sheetBg,#wdBg{position:fixed;inset:0;background:rgba(0,0,0,.4);display:flex;align-items:flex-end;justify-content:center;z-index:20}
.sheet{width:100%;max-width:480px;background:var(--card);border-radius:16px 16px 0 0;padding:20px 20px calc(20px + env(safe-area-inset-bottom,0px));animation:up .22s ease-out}
.sheet .row{display:flex;gap:10px}
.sheet .row .btn{margin-top:16px}
@keyframes up{from{transform:translateY(40px);opacity:0}to{transform:none;opacity:1}}

#toast{position:fixed;top:calc(12px + env(safe-area-inset-top,0px));left:50%;transform:translate(-50%,-120px);background:#1c1c1e;color:#fff;padding:11px 18px;border-radius:22px;font-size:14px;max-width:90%;text-align:center;z-index:30;transition:transform .25s}
#toast.show{transform:translate(-50%,0)}
#toast.err{background:var(--red)}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

#fatal{background:var(--red);color:#fff;padding:12px 16px;margin:12px 16px 0;border-radius:12px;font-size:14px;max-width:448px;word-break:break-word}
@media (min-width:512px){#fatal{margin:12px auto 0}}

.sec{font-size:13px;font-weight:600;color:var(--sub);text-transform:uppercase;letter-spacing:.3px;margin:20px 4px 8px}
.badge{display:inline-block;font-size:12px;font-weight:600;text-transform:capitalize;padding:2px 9px;border-radius:10px;background:rgba(118,118,128,.16)}
.badge.pending{color:#ff9500}.badge.approved{color:var(--green)}.badge.rejected{color:var(--red)}
.wd{border-bottom:1px solid var(--line);padding-bottom:12px}.wd:last-child{border:0;padding-bottom:0}.wd .user{border:0;padding-bottom:6px}
.acts{display:flex;gap:10px}
.acts button{flex:1;padding:10px;border:0;border-radius:10px;font:inherit;font-size:15px;font-weight:600;color:#fff}
.acts .ok{background:var(--green)}.acts .no{background:var(--red)}
#wdBg .sheet{max-height:92vh;overflow-y:auto}