/* Layout: 單欄手機帳簿。上方零用金狀態列，中間請款單卡片，底部固定新增鈕；明細以底部抽屜開啟 */
:root{
  --bg:#EEF2F1; --surface:#FFFFFF; --ink:#1A2927; --muted:#5B6C69; --line:#D5DEDC;
  --accent:#1E5C55; --accent-soft:#DCEBE8; --seal:#B0261C; --ok:#2C7A4B; --warn:#9A5B0C; --warn-soft:#F7EBD9;
  --paper:#FBFBF8; --paper-ink:#1B2A4A; --shadow:0 8px 30px rgba(20,40,38,.14);
  --f-body:"Noto Sans TC",-apple-system,"PingFang TC","Microsoft JhengHei",sans-serif;
  --f-num:"IBM Plex Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#101716; --surface:#18211F; --ink:#E2EBE9; --muted:#93A4A0; --line:#2A3735;
  --accent:#73BCAF; --accent-soft:#1F3532; --seal:#E5675D; --ok:#6EC292; --warn:#E3A957; --warn-soft:#3A2E1C;
  --paper:#F4F3EE; --paper-ink:#1B2A4A; --shadow:0 8px 30px rgba(0,0,0,.45); color-scheme:dark }}
:root[data-theme="dark"]{
  --bg:#101716; --surface:#18211F; --ink:#E2EBE9; --muted:#93A4A0; --line:#2A3735;
  --accent:#73BCAF; --accent-soft:#1F3532; --seal:#E5675D; --ok:#6EC292; --warn:#E3A957; --warn-soft:#3A2E1C;
  --paper:#F4F3EE; --paper-ink:#1B2A4A; --shadow:0 8px 30px rgba(0,0,0,.45); color-scheme:dark }

*{box-sizing:border-box}
html,body{height:100%}
body{background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:15px;line-height:1.55}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.num{font-family:var(--f-num);font-variant-numeric:tabular-nums}
.wrap{max-width:720px;margin:0 auto;padding-inline:16px;padding-block:8px 120px}

header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--bg);padding-block:12px 8px;display:flex;flex-direction:column;gap:10px}
.brand{display:flex;align-items:baseline;justify-content:space-between;gap:12px}
.brand h1{margin:0;font-size:20px;font-weight:700;letter-spacing:.04em}
.brand .tag{font-size:12px;color:var(--warn);background:var(--warn-soft);padding:2px 8px;border-radius:99px;white-space:nowrap}
.tabs{display:grid;grid-template-columns:repeat(4,1fr);background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:3px;gap:3px}
.tabs button{border:0;background:transparent;padding:8px 0;border-radius:7px;font-weight:500;color:var(--muted)}
.tabs button[aria-selected="true"]{background:var(--accent);color:var(--surface)}

.cashbar{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:10px 14px;font-size:13px}
.cashbar b{font-size:15px}
.eq{display:flex;flex-wrap:wrap;gap:4px 8px;align-items:baseline;color:var(--muted)}
.eq .num{color:var(--ink)}
.badge{font-size:12px;padding:2px 8px;border-radius:99px;font-weight:500;white-space:nowrap}
.badge.ok{color:var(--ok);border:1px solid currentColor}
.badge.warn{color:var(--warn);border:1px solid currentColor}

.note{font-size:12.5px;color:var(--muted);margin:4px 0 12px}

/* 請款單卡片 */
.list{display:flex;flex-direction:column;gap:10px}
.card{display:block;width:100%;text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px;display:flex;flex-direction:column;gap:10px}
.card:hover{border-color:var(--accent)}
.row{display:flex;align-items:center;justify-content:space-between;gap:10px;min-width:0}
.cno{font-family:var(--f-num);font-size:13px;color:var(--muted)}
.cname{font-weight:700;font-size:16px}
.chip{font-size:12px;padding:1px 8px;border-radius:5px;background:var(--accent-soft);color:var(--accent);font-weight:500;white-space:nowrap}
.chip.petty{background:var(--warn-soft);color:var(--warn)}
.ctotal{font-family:var(--f-num);font-size:18px;font-weight:600}
.csub{font-size:12.5px;color:var(--muted)}
.steps-mini{display:flex;gap:3px}
.steps-mini span{flex:1;height:5px;border-radius:3px;background:var(--line)}
.steps-mini span.on{background:var(--accent)}
.steps-mini span.sig.on{background:var(--seal)}
.status{font-size:12.5px;color:var(--muted)}
.status b{color:var(--ink);font-weight:500}

.fab{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:6;border:0;background:var(--accent);color:var(--surface);padding:13px 26px;border-radius:99px;font-weight:700;box-shadow:var(--shadow)}

/* 表格檢視 */
.tablebox{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:10px}
table{border-collapse:collapse;font-size:13px;min-width:980px;width:100%}
th,td{border:1px solid var(--line);padding:6px 8px;vertical-align:middle;text-align:left}
th{background:var(--accent-soft);color:var(--ink);font-weight:500;white-space:nowrap;text-align:center}
td.r{text-align:right}
td.c{text-align:center;white-space:nowrap}
td.grp{background:color-mix(in srgb,var(--accent-soft) 40%,transparent)}
.minisig{height:30px;background:var(--paper);border-radius:3px;display:block}

/* 零用金 */
.panel{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:12px}
.panel h2{margin:0;font-size:16px}
.kv{display:grid;grid-template-columns:1fr auto;gap:6px 12px;font-size:14px}
.kv .num{text-align:right}
.kv .sum{border-top:1px solid var(--line);padding-top:6px;font-weight:700}
.ledger{display:flex;flex-direction:column}
.ledger div{display:grid;grid-template-columns:5.5em 1fr auto auto;gap:10px;padding:8px 0;border-bottom:1px solid var(--line);font-size:13.5px;align-items:center}
.ledger div:last-child{border-bottom:0}
.in{color:var(--ok)} .out{color:var(--seal)}
.field{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--muted)}
.field input[type=radio]{width:auto;padding:0;border:0;margin:0;flex:none}
.radio{display:flex;gap:10px;align-items:center;justify-content:flex-start;color:var(--ink)}
.field input:not([type=radio]),.field select,.field textarea{border:1px solid var(--line);background:var(--bg);border-radius:8px;padding:9px 10px;font-size:15px;color:var(--ink);width:100%}
.btn{border:1px solid var(--line);background:var(--surface);border-radius:9px;padding:9px 14px;font-weight:500}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--surface)}
.btn.seal{background:var(--seal);border-color:var(--seal);color:#fff}
.btn.ghost{border-color:transparent;background:transparent;color:var(--muted)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btns{display:flex;flex-wrap:wrap;gap:8px}
.err{color:var(--seal);font-size:13px;min-height:1em}

/* 預算 */
.bsum{display:flex;flex-direction:column;gap:8px}
.bsum .big{font-size:24px}
.bar{height:8px;border-radius:4px;background:var(--line);overflow:hidden;display:flex}
.bar i{display:block;height:100%}
.bar .fin{background:var(--accent)}
.bar .wip{background:color-mix(in srgb,var(--accent) 40%,var(--line))}
.bar.over .fin,.bar.over .wip{background:var(--seal)}
.bgroup{display:flex;flex-direction:column;gap:2px}
.bghead{display:flex;justify-content:space-between;align-items:baseline;gap:10px;padding:4px 0 6px;border-bottom:1px solid var(--line)}
.bghead b{font-size:15px}
.bitem{display:grid;grid-template-columns:1fr auto;gap:4px 10px;padding:9px 0;border-bottom:1px dashed var(--line);align-items:baseline}
.bitem:last-child{border-bottom:0}
.bitem .bar{grid-column:1/-1}
.bitem .nums{font-family:var(--f-num);font-size:13px;text-align:right;white-space:nowrap}
.bitem .pct{font-family:var(--f-num);font-weight:600}
.bitem .left{font-size:12px;color:var(--muted);grid-column:1/-1}
.legend{display:flex;gap:14px;font-size:12px;color:var(--muted);flex-wrap:wrap}
.legend span{display:flex;align-items:center;gap:5px}
.legend i{width:12px;height:8px;border-radius:2px;display:inline-block}
.over-t{color:var(--seal)}

/* 抽屜 */
.backdrop{position:fixed;inset:0;z-index:20;background:rgba(10,20,18,.45);display:flex;align-items:flex-end;justify-content:center}
.sheet{background:var(--bg);width:100%;max-width:720px;max-height:92%;overflow-y:auto;border-radius:16px 16px 0 0;padding-inline:16px;padding-block:14px calc(24px + env(safe-area-inset-bottom,0px));display:flex;flex-direction:column;gap:14px}
.sheet .grab{width:40px;height:4px;border-radius:2px;background:var(--line);margin:0 auto}
.shead{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.shead h2{margin:0;font-size:18px}
.big{font-family:var(--f-num);font-size:26px;font-weight:600}
.sec{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px;display:flex;flex-direction:column;gap:10px}
.sec h3{margin:0;font-size:13px;color:var(--muted);font-weight:500;letter-spacing:.08em}
.vsteps{display:flex;flex-direction:column}
.vstep{display:grid;grid-template-columns:22px 1fr auto;gap:10px;align-items:center;padding:7px 0;position:relative}
.vstep .dot{width:14px;height:14px;border-radius:50%;border:2px solid var(--line);background:var(--surface);justify-self:center}
.vstep.done .dot{background:var(--accent);border-color:var(--accent)}
.vstep.done.sig .dot{background:var(--seal);border-color:var(--seal)}
.vstep.next .dot{border-color:var(--accent)}
.vstep .lbl{font-weight:500}
.vstep .lbl small{display:block;font-weight:400;color:var(--muted);font-size:12px}
.vstep .d{font-family:var(--f-num);font-size:13px;color:var(--muted)}
.receipt{display:grid;grid-template-columns:1fr auto;gap:2px 10px;padding:9px 0;border-bottom:1px dashed var(--line)}
.receipt:last-of-type{border-bottom:0}
.receipt .m{font-size:12.5px;color:var(--muted)}
.receipt .a{font-family:var(--f-num);font-weight:600;text-align:right}
.receipt .x{grid-column:2;justify-self:end;font-size:12px;border:0;background:none;color:var(--seal);padding:0}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:8px}
@media (max-width:420px){.grid2{grid-template-columns:1fr}}

.sigbox{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:10px;min-height:120px;display:flex;align-items:center;justify-content:center}
.sigbox img{max-height:110px;max-width:100%}
.stamp{position:absolute;right:10px;bottom:8px;color:#B0261C;border:2px solid #B0261C;border-radius:4px;padding:1px 6px;font-size:12px;font-weight:700;letter-spacing:.15em;transform:rotate(-6deg);background:rgba(251,251,248,.8)}
.stamp.open{color:#9A5B0C;border-color:#9A5B0C}
.sigmeta{font-size:12.5px;color:var(--muted)}
details.hist summary{cursor:pointer;font-size:13px;color:var(--accent)}
.histitem{display:grid;grid-template-columns:90px 1fr;gap:10px;padding:8px 0;border-bottom:1px solid var(--line);font-size:12.5px;align-items:center}
.histitem img{width:90px;background:var(--paper);border-radius:4px}

/* Face ID */
.fid{position:fixed;inset:0;z-index:40;background:rgba(10,20,18,.55);display:flex;align-items:center;justify-content:center;padding-inline:16px}
.fidcard{background:var(--surface);border-radius:20px;padding:28px 34px;display:flex;flex-direction:column;align-items:center;gap:10px;box-shadow:var(--shadow);min-width:200px}
.fidcard svg{width:64px;height:64px;color:var(--accent)}
.fidcard.okk svg{color:var(--ok)}
@media (prefers-reduced-motion:no-preference){.fidcard:not(.okk) svg{animation:pulse 1s ease-in-out infinite}}
@keyframes pulse{50%{transform:scale(.9);opacity:.6}}
.fidcard small{color:var(--muted);font-size:12px}

/* 簽名板 */
.pad{position:fixed;inset:0;z-index:30;background:var(--bg);display:flex;flex-direction:column;padding-inline:16px;padding-block:calc(10px + env(safe-area-inset-top,0px)) calc(12px + env(safe-area-inset-bottom,0px));gap:10px}
.padinfo{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:6px 14px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:10px 14px}
.padinfo .who{font-size:18px;font-weight:700}
.padinfo .amt{font-family:var(--f-num);font-size:22px;font-weight:600}
.padinfo .ctx{font-size:12.5px;color:var(--muted);width:100%}
.canvaswrap{flex:1;min-height:200px;position:relative;background:var(--paper);border-radius:12px;border:1px solid var(--line);overflow:hidden}
.canvaswrap canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none}
.baseline{position:absolute;left:8%;right:8%;bottom:28%;border-bottom:1.5px dashed #B9C2BF;pointer-events:none}
.hint{position:absolute;left:8%;bottom:calc(28% + 6px);color:#8E9A97;font-size:13px;pointer-events:none}
.padbtns{display:grid;grid-template-columns:1fr 1fr 2fr;gap:8px}
.padbtns .btn{padding:13px}

/* 解鎖畫面 */
.lock{position:fixed;inset:0;z-index:50;background:var(--accent);color:var(--surface);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding-inline:24px;text-align:center}
.lock h1{margin:0;font-size:26px;letter-spacing:.12em}
.lock p{margin:0;opacity:.85;font-size:14px;max-width:30em}
.lock button{border:2px solid var(--surface);background:transparent;color:var(--surface);border-radius:99px;padding:12px 28px;font-weight:700}

.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(80px + env(safe-area-inset-bottom,0px));z-index:60;background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:10px;font-size:14px;max-width:calc(100% - 32px)}
.empty{text-align:center;color:var(--muted);padding:30px 0;font-size:14px}

/* ---- 正式版新增 ---- */
.brand .acts{display:flex;gap:6px;align-items:center}
.iconbtn{border:1px solid var(--line);background:var(--surface);border-radius:9px;width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;color:var(--ink)}
.iconbtn svg{width:20px;height:20px}
.toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between;margin:4px 0 12px}
.toolbar .note{margin:0;flex:1 1 220px}
.lock form{display:flex;flex-direction:column;gap:10px;width:100%;max-width:340px;text-align:left}
.lock input{width:100%;border:0;border-radius:10px;padding:12px;font-size:16px;background:rgba(255,255,255,.95);color:#1A2927}
.lock label{font-size:13px;opacity:.9;display:flex;flex-direction:column;gap:4px}
.lock .err{color:#FFD7D2;min-height:1.2em}
.lock .linkbtn{border:0;background:none;color:inherit;text-decoration:underline;padding:6px;opacity:.9}
.lock .solid{background:var(--surface);color:var(--accent);border-color:var(--surface)}
.lock[hidden]{display:none!important}
.modal{position:fixed;inset:0;z-index:45;background:rgba(10,20,18,.55);display:flex;align-items:center;justify-content:center;padding-inline:16px}
.modalcard{background:var(--surface);border-radius:16px;padding:20px;width:100%;max-width:380px;display:flex;flex-direction:column;gap:12px;box-shadow:var(--shadow)}
.modalcard h2{margin:0;font-size:17px}
.rrow{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:10px 0;border-bottom:1px dashed var(--line)}
.rrow .wide{grid-column:1/-1}
.devlist{display:flex;flex-direction:column}
.devlist div{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:8px 0;border-bottom:1px solid var(--line);font-size:14px}
.devlist small{display:block;color:var(--muted);font-size:12px}
.auditlist{font-size:12.5px;max-height:320px;overflow-y:auto}
.auditlist div{display:grid;grid-template-columns:8.5em 1fr;gap:8px;padding:6px 0;border-bottom:1px solid var(--line)}
.stamp.paper{color:#1E5C55;border-color:#1E5C55}
.loading{text-align:center;color:var(--muted);padding:40px 0}
#printArea{display:none}
@media print{
  body{background:#fff}
  .wrap,.fab,#layer,.lock,.toast,.modal{display:none!important}
  #printArea{display:block;color:#000;font-family:var(--f-body)}
  #printArea h1{font-size:16px;margin:0 0 8px}
  #printArea table{min-width:0;width:100%;font-size:10px;border-collapse:collapse}
  #printArea th,#printArea td{border:1px solid #555;padding:3px 4px;color:#000;background:#fff}
  #printArea th{background:#eee}
  #printArea img{height:34px}
  #printArea tr{break-inside:avoid}
  @page{size:A4 landscape;margin:10mm}
}