:root{
  --bg:#0f1220; --card:#191d2e; --card2:#20263c; --line:#2a3150;
  --txt:#eef1ff; --mut:#8b93b5; --pri:#5b8cff; --pri2:#4a7bff;
  --ok:#33d69f; --warn:#ffb020; --danger:#ff5d6c; --rem:#ffcf5c;
  --radius:16px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,system-ui,sans-serif;
  background:var(--bg);color:var(--txt);font-size:15px;
  padding-bottom:30px;
}
#app{max-width:640px;margin:0 auto;padding:12px 14px}
.top{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.sheet-pick{display:flex;gap:8px;width:100%}
#sheetSel{
  flex:1;background:var(--card);color:var(--txt);border:1px solid var(--line);
  border-radius:12px;padding:11px 12px;font-size:15px;font-weight:600;
}
.icon{background:var(--card);border:1px solid var(--line);border-radius:12px;
  color:var(--txt);font-size:18px;padding:0 14px;cursor:pointer}

/* stats */
.stats{display:flex;gap:14px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:16px;margin-bottom:14px;align-items:center}
.ring-wrap{position:relative;width:120px;height:120px;flex-shrink:0}
.ring{transform:rotate(-90deg);width:120px;height:120px}
.ring-bg{fill:none;stroke:var(--card2);stroke-width:11}
.ring-fg{fill:none;stroke:var(--pri);stroke-width:11;stroke-linecap:round;
  stroke-dasharray:326.7;stroke-dashoffset:326.7;transition:stroke-dashoffset .5s ease,stroke .3s}
.ring-center{position:absolute;inset:0;display:flex;flex-direction:column;
  align-items:center;justify-content:center}
#pct{font-size:26px;font-weight:800}
.ring-sub{color:var(--mut);font-size:12px;margin-top:2px}
.stat-list{flex:1;display:flex;flex-direction:column;gap:10px}
.stat{display:flex;justify-content:space-between;align-items:baseline;
  padding-bottom:8px;border-bottom:1px solid var(--line)}
.stat:last-child{border-bottom:none;padding-bottom:0}
.stat span{color:var(--mut);font-size:13px}
.stat b{font-size:19px;font-weight:800;font-variant-numeric:tabular-nums}
.stat.rem b{color:var(--rem)}

/* add */
.add{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:14px;margin-bottom:12px;display:flex;flex-direction:column;gap:10px}
.amount-box{position:relative}
.amount-box .cur{position:absolute;right:14px;top:50%;transform:translateY(-50%);
  color:var(--mut);font-size:14px}
.add input{width:100%;background:var(--card2);border:1px solid var(--line);
  border-radius:12px;padding:14px;color:var(--txt);font-size:17px;outline:none}
#amt{font-size:22px;font-weight:800;letter-spacing:.5px;font-variant-numeric:tabular-nums}
.add input:focus{border-color:var(--pri)}
button.primary{background:linear-gradient(135deg,var(--pri),var(--pri2));color:#fff;
  border:none;border-radius:12px;padding:14px;font-size:16px;font-weight:700;cursor:pointer}
button.primary:active{opacity:.85}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chips button{background:var(--card2);border:1px solid var(--line);color:var(--txt);
  border-radius:20px;padding:8px 12px;font-size:13px;font-weight:600;cursor:pointer}
.chips button:active{background:var(--line)}

/* tools */
.tools{display:flex;gap:8px;margin-bottom:14px}
.tool{flex:1;background:var(--card);border:1px solid var(--line);color:var(--txt);
  border-radius:12px;padding:12px 6px;font-size:13px;font-weight:600;cursor:pointer}
.tool.danger{color:var(--danger)}
.tool:active{background:var(--card2)}

/* list */
.list-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:6px 0;overflow:hidden}
.list-head{display:flex;justify-content:space-between;padding:12px 16px;
  color:var(--mut);font-size:13px;font-weight:600;border-bottom:1px solid var(--line)}
.list{max-height:none}
.row{display:flex;align-items:center;gap:12px;padding:13px 16px;border-bottom:1px solid var(--line);cursor:pointer}
.row:last-child{border-bottom:none}
.row:active{background:var(--card2)}
.row .num{width:34px;height:34px;border-radius:9px;background:var(--card2);
  display:flex;align-items:center;justify-content:center;font-weight:700;
  color:var(--mut);font-size:13px;flex-shrink:0}
.row .info{flex:1;min-width:0}
.row .amt{font-size:17px;font-weight:700;font-variant-numeric:tabular-nums}
.row .note{color:var(--mut);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row .go{color:var(--mut);font-size:18px}
.empty{padding:34px 20px;text-align:center;color:var(--mut);font-size:14px;line-height:1.6}

/* modal */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.6);display:none;
  align-items:flex-end;justify-content:center;z-index:50;backdrop-filter:blur(3px)}
.modal.show{display:flex}
.sheet{background:var(--card);width:100%;max-width:640px;border-radius:20px 20px 0 0;
  padding:20px 18px calc(20px + env(safe-area-inset-bottom));max-height:90vh;overflow:auto;
  animation:up .25s ease}
@keyframes up{from{transform:translateY(40px);opacity:.5}to{transform:translateY(0);opacity:1}}
.sheet h3{margin:0 0 16px;font-size:19px}
.sheet label{display:block;color:var(--mut);font-size:13px;margin-bottom:12px}
.sheet label input{display:block;width:100%;margin-top:6px;background:var(--card2);
  border:1px solid var(--line);border-radius:11px;padding:13px;color:var(--txt);
  font-size:16px;outline:none}
.sheet label input:focus{border-color:var(--pri)}
.row2{display:flex;gap:10px}.row2 label{flex:1}
label.chk{display:flex;align-items:center;gap:10px;color:var(--txt)}
label.chk input{width:auto;margin:0}
.hint{color:var(--mut);font-size:12px;line-height:1.5;margin:4px 0 14px}
.m-btns{display:flex;gap:10px;margin-top:8px}
.m-btns button{flex:1;padding:13px;border-radius:12px;font-size:15px;font-weight:700;
  border:none;cursor:pointer}
.ghost{background:var(--card2);color:var(--txt)}
.secondary{background:var(--line);color:var(--txt)}
.secondary.danger,.m-btns .danger{color:var(--danger)}

/* report */
.rep-sum{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:14px}
.rep-sum div{background:var(--card2);border-radius:11px;padding:11px}
.rep-sum span{color:var(--mut);font-size:12px;display:block}
.rep-sum b{font-size:17px}
.rep-table{max-height:46vh;overflow:auto;border:1px solid var(--line);border-radius:11px}
.rep-table table{width:100%;border-collapse:collapse;font-size:14px}
.rep-table td,.rep-table th{padding:9px 12px;border-bottom:1px solid var(--line);text-align:left}
.rep-table th{color:var(--mut);font-size:12px;position:sticky;top:0;background:var(--card)}
.rep-table td.n{text-align:right;font-variant-numeric:tabular-nums}
.rep-table tr:last-child td{border-bottom:none}

/* sheet list */
.sheet-list{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.sl-item{display:flex;align-items:center;gap:10px;background:var(--card2);
  border:1px solid var(--line);border-radius:11px;padding:11px 13px}
.sl-item.active{border-color:var(--pri)}
.sl-item .m{flex:1;min-width:0}
.sl-item .m b{display:block;font-size:15px}
.sl-item .m small{color:var(--mut)}
.sl-item button{background:transparent;border:none;color:var(--danger);font-size:16px;cursor:pointer}
.new-sheet{display:flex;flex-direction:column;gap:8px;padding-top:14px;border-top:1px solid var(--line)}
.new-sheet input{background:var(--card2);border:1px solid var(--line);border-radius:11px;
  padding:12px;color:var(--txt);font-size:15px;outline:none}

/* big guide button */
.big-guide{width:100%;background:linear-gradient(135deg,#33d69f,#1fb37f);color:#042;
  border:none;border-radius:14px;padding:16px;font-size:17px;font-weight:800;
  margin-bottom:12px;cursor:pointer;box-shadow:0 4px 14px rgba(51,214,159,.25)}
.big-guide:active{opacity:.9}

/* guided fullscreen */
.guide{position:fixed;inset:0;background:var(--bg);z-index:80;display:none;
  flex-direction:column}
.guide.show{display:flex}
.g-top{display:flex;align-items:center;gap:12px;padding:16px 16px 8px}
.g-x{background:var(--card);border:1px solid var(--line);color:var(--txt);
  width:40px;height:40px;border-radius:11px;font-size:17px;cursor:pointer}
.g-title{flex:1;font-size:17px;font-weight:700}
.g-pos{color:var(--mut);font-size:15px;font-weight:700;font-variant-numeric:tabular-nums}
.g-body{flex:1;display:flex;align-items:center;justify-content:center;padding:20px}
.g-card{background:var(--card);border:1px solid var(--line);border-radius:24px;
  padding:40px 28px;text-align:center;width:100%;max-width:440px;position:relative;
  transition:transform .15s}
.g-card.flash{transform:scale(1.03)}
.g-card.is-done{border-color:var(--ok)}
.g-label{color:var(--mut);font-size:15px;margin-bottom:18px}
.g-amt{font-size:56px;font-weight:900;line-height:1;letter-spacing:1px;
  font-variant-numeric:tabular-nums;color:var(--txt);word-break:break-word}
.g-cur{color:var(--mut);font-size:18px;margin-top:8px}
.g-note{color:var(--pri);font-size:15px;margin-top:14px;min-height:0}
.g-badge{display:none;margin-top:20px;color:var(--ok);font-weight:800;font-size:18px}
.g-card.is-done .g-badge{display:block}
.g-foot{padding:0 16px calc(20px + env(safe-area-inset-bottom))}
.g-prog{height:8px;background:var(--card2);border-radius:6px;overflow:hidden;margin-bottom:10px}
.g-prog-bar{height:100%;background:var(--ok);width:0;transition:width .3s}
.g-stat{text-align:center;color:var(--mut);font-size:14px;margin-bottom:14px;font-weight:600}
.g-btns{display:flex;gap:10px}
.g-nav{width:64px;background:var(--card);border:1px solid var(--line);color:var(--txt);
  border-radius:14px;font-size:22px;cursor:pointer}
.g-nav:disabled{opacity:.35}
.g-mark{flex:1;background:linear-gradient(135deg,var(--ok),#1fb37f);color:#042;
  border:none;border-radius:14px;padding:18px;font-size:18px;font-weight:800;cursor:pointer}
.g-mark.undo{background:var(--card2);color:var(--txt)}
.g-mark:active{opacity:.9}

/* list done state */
.row.done .amt{text-decoration:line-through;color:var(--mut)}
.row .tick{color:var(--ok);font-size:16px}

.toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%) translateY(20px);
  background:#000;color:#fff;padding:11px 18px;border-radius:24px;font-size:14px;
  opacity:0;transition:.3s;z-index:100;pointer-events:none;max-width:90%}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.ok{background:var(--ok);color:#062} .toast.err{background:var(--danger)}