/* Expense Ledger — one simple light theme. Black text, green = plus, red = minus. */
:root{
  --bg:#F6F7F8; --paper:#FFFFFF; --soft:#F1F3F5; --ink:#111418; --muted:#5F6670; --line:#E1E5EA;
  --plus:#15803D; --plus-soft:#E8F5EC; --minus:#C62828; --minus-soft:#FDECEC; --wait:#B45309; --wait-soft:#FEF3E2; --info:#2E5AAC; --info-soft:#E6EDFA;
  --side:#111418; --side-ink:#C9D1D9; --side-on:#FFFFFF;
  --f:"IBM Plex Sans",-apple-system,"Segoe UI",system-ui,sans-serif; --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 var(--f)}
a{color:inherit}
h1,h2,h3{margin:0;line-height:1.25}
h1{font-size:22px} h3{font-size:16px}
p{margin:0}
.muted{color:var(--muted)} .small{font-size:13px} .hint{font-size:13px;color:var(--muted)}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;white-space:nowrap}
.plus{color:var(--plus)} .minus{color:var(--minus)}
.sr{position:absolute;left:-9999px}
code{font-family:var(--mono);font-size:13px;background:var(--soft);padding:1px 5px;border-radius:4px}

/* ----- shell ----- */
.shell{display:flex;min-height:100vh}
.sidebar{width:230px;flex:0 0 230px;background:var(--side);color:var(--side-ink);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.side-top{display:flex;align-items:center;justify-content:space-between;padding:18px 18px 10px}
.logo{color:var(--side-on);font-weight:700;font-size:17px;text-decoration:none;letter-spacing:-.01em}
.nav{display:flex;flex-direction:column;padding:6px 10px;gap:2px;flex:1;overflow-y:auto}
.nav a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:7px;color:var(--side-ink);text-decoration:none;font-weight:500;font-size:14.5px}
.nav a:hover{background:rgba(255,255,255,.07);color:var(--side-on)}
.nav a.on{background:rgba(255,255,255,.14);color:var(--side-on)}
.nav-h{font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:#7A8591;padding:14px 10px 4px}
.ic{width:18px;height:18px;flex:0 0 18px}
.side-bottom{padding:12px 18px 18px;border-top:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:space-between;gap:8px}
.me{display:grid;line-height:1.3;min-width:0}
.me b{color:var(--side-on);font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.me span{font-size:12px;color:#7A8591}
.side-bottom .btn{background:transparent;color:var(--side-ink);border-color:rgba(255,255,255,.2)}
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;gap:10px;padding:10px 24px;background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.scope-select{font-weight:600;font-size:15px;padding:7px 10px;min-width:180px}
.content{padding:22px 24px 60px;display:grid;gap:18px;align-content:start;max-width:1240px;width:100%}
.topbar .menu-open,.sidebar .menu-close{display:none}

/* ----- bits ----- */
.btn{display:inline-flex;align-items:center;gap:6px;font:600 14px var(--f);color:var(--ink);background:var(--paper);border:1px solid var(--line);padding:7px 12px;border-radius:6px;cursor:pointer;text-decoration:none;line-height:1.3}
.btn:hover{border-color:var(--ink)}
.btn.dark{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn.red{color:var(--minus);border-color:var(--minus)}
.btn.sm{padding:4px 9px;font-size:13px}
.btn.icon-btn{padding:6px 8px}
.btn .ic{width:16px;height:16px}
button:disabled{opacity:.5;cursor:not-allowed}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:6px;overflow:hidden;margin-left:auto}
.seg a{padding:5px 11px;font-size:13px;font-weight:600;color:var(--muted);text-decoration:none;border-left:1px solid var(--line)}
.seg a:first-child{border-left:0}
.seg a.on{background:var(--ink);color:#fff}
.tag{display:inline-block;font-size:12.5px;font-weight:600;padding:1px 8px;border-radius:4px;white-space:nowrap;vertical-align:middle}
.tag.paid,.tag.active,.tag.working{background:var(--plus-soft);color:var(--plus)}
.tag.waiting,.tag.notice{background:var(--wait-soft);color:var(--wait)}
.tag.draft,.tag.left{background:var(--soft);color:var(--muted)}
.dot{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--muted);margin-right:6px;vertical-align:middle}
.flash{padding:10px 14px;border-radius:6px;font-size:14px;background:var(--info-soft);color:var(--info);border:1px solid rgba(46,90,172,.2)}
.flash.ok{background:var(--plus-soft);color:var(--plus);border-color:rgba(21,128,61,.2)}
.flash.err{background:var(--minus-soft);color:var(--minus);border-color:rgba(198,40,40,.2)}
.row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.row.between{justify-content:space-between}
.row.right{justify-content:flex-end}
.stack{display:grid;gap:12px}
.page-h{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* ----- boxes ----- */
.box{background:var(--paper);border:1px solid var(--line);border-radius:8px;min-width:0}
.box-h{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.box-b{padding:16px}
.big,.strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));background:var(--paper);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.big>div,.strip>div{padding:14px 16px;display:grid;gap:3px;border-left:1px solid var(--line);min-width:0;align-content:start}
.big>div:first-child,.strip>div:first-child{border-left:0}
.big .l,.strip .l{font-size:13px;color:var(--muted)}
.big .v{font-size:24px;font-weight:600;letter-spacing:-.02em}
.strip .v{font-size:19px;font-weight:600}
.two{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:18px;align-items:start}
.empty{padding:28px 16px;text-align:center;color:var(--muted);display:grid;gap:4px;justify-items:center}
.empty b{color:var(--ink);font-size:16px}
.bars{display:grid;gap:10px}
.barrow{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:3px 10px;font-size:14px}
.bar{grid-column:1/-1;height:6px;border-radius:3px;background:var(--soft);overflow:hidden}
.bar i{display:block;height:100%;background:var(--ink)}
.legend{display:flex;gap:14px;font-size:13px;color:var(--muted)}
.legend span{display:inline-flex;align-items:center;gap:6px}
.legend i{width:11px;height:11px;border-radius:2px;display:inline-block}
.chart{width:100%;height:auto;display:block}

/* ----- tables ----- */
.tbl-wrap{overflow-x:auto}
table{border-collapse:collapse;width:100%;min-width:560px}
th,td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12.5px;font-weight:600;color:var(--muted);background:var(--soft);white-space:nowrap}
td.r,th.r{text-align:right}
tr.cat td{background:var(--soft);font-weight:600;font-size:13.5px;padding-block:6px}
tr.total td{font-weight:700;border-top:2px solid var(--ink);border-bottom:0}
tr.click{cursor:pointer}
tr.click:hover td{background:#F7FAF8}
td .note{display:block;color:var(--muted);font-size:12.5px;font-weight:400}
td .mini{display:inline-block;font-size:12px;color:var(--info);margin-left:6px}
table.pivot{min-width:900px}
td:first-child b{white-space:nowrap}
table.pivot td,table.pivot th{padding:7px 9px;font-size:13.5px}

/* ----- forms ----- */
input,select,textarea{font:inherit;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:6px;padding:7px 9px;min-width:0;width:100%}
input[type=checkbox],input[type=radio]{width:auto;margin:0 6px 0 0}
input[type=color]{padding:2px;height:36px}
textarea{resize:vertical}
label{display:grid;gap:4px;font-size:13px;color:var(--muted)}
label.check{display:flex;align-items:center;font-size:14px;color:var(--ink);cursor:pointer}
.form{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;align-items:end}
.form .s2{grid-column:span 2}.form .s3{grid-column:span 3}.form .s4{grid-column:span 4}.form .s6{grid-column:1/-1}
.monthbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.monthbar .cur-month{font-size:20px;font-weight:700;min-width:140px;text-align:center}
.monthbar input[type=month]{width:auto}
.filters input[type=search]{width:200px}
.filters select{width:auto}
.checks{display:flex;flex-wrap:wrap;gap:6px 16px}
.checks.indent{padding-left:22px}
.perm-group{display:grid;gap:6px;padding:12px;border:1px solid var(--line);border-radius:6px}
.detail-row{display:grid;grid-template-columns:150px minmax(0,1fr) 100px auto;gap:6px;align-items:center}
.type-row{display:grid;grid-template-columns:minmax(0,1fr) 80px 50px 50px auto;gap:8px;align-items:center}
.type-row.head{font-size:12.5px;color:var(--muted);font-weight:600}

/* ----- dialog ----- */
dialog.modal{border:1px solid var(--line);border-radius:10px;padding:0;width:min(640px,calc(100vw - 32px));max-height:92vh;overflow:auto;box-shadow:0 20px 60px rgba(0,0,0,.25)}
dialog.modal.small{width:min(520px,calc(100vw - 32px))}
dialog::backdrop{background:rgba(17,20,24,.45)}
dialog .box-h{position:sticky;top:0;background:var(--paper);z-index:1}

/* ----- drawer (expense detail) ----- */
.drawer-wrap{position:fixed;inset:0;z-index:20}
.drawer-scrim{position:absolute;inset:0;background:rgba(17,20,24,.4)}
.drawer{position:absolute;top:0;right:0;bottom:0;width:min(520px,100%);background:var(--paper);box-shadow:-10px 0 40px rgba(0,0,0,.2);overflow-y:auto;display:grid;align-content:start;gap:14px;padding:18px 20px 40px}
.drawer .amount{font-size:30px;font-weight:700;letter-spacing:-.02em}
.kv{display:grid;grid-template-columns:130px minmax(0,1fr);gap:8px 12px;font-size:14px}
.kv dt{color:var(--muted)} .kv dd{margin:0;word-break:break-word}
.info-list{display:grid;gap:8px}
.info{display:grid;grid-template-columns:130px minmax(0,1fr) auto;gap:8px;align-items:center;padding:8px 10px;background:var(--soft);border-radius:6px;font-size:14px}
.info .lbl{color:var(--muted)}
.info .val{font-family:var(--mono);font-size:13.5px;word-break:break-all}
.info a.val{color:var(--info)}
.file-list{display:grid;gap:8px}
.file{display:flex;align-items:center;gap:10px;padding:8px 10px;background:var(--soft);border-radius:6px;font-size:14px;text-decoration:none}
.file img{width:44px;height:44px;object-fit:cover;border-radius:4px;background:#fff}
.file span{color:var(--muted);font-size:12.5px}

/* ----- bare pages ----- */
body.bare{display:grid;place-items:center;min-height:100vh;padding:16px}
.bare-box{width:min(420px,100%);background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:28px;display:grid;gap:14px}
.bare-box h1{font-size:22px}

/* ----- responsive ----- */
@media (max-width:900px){
  .two{grid-template-columns:1fr}
  .big,.strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .big>div:nth-child(3),.strip>div:nth-child(3){border-left:0}
  .big>div:nth-child(n+3),.strip>div:nth-child(n+3){border-top:1px solid var(--line)}
}
@media (max-width:760px){
  .sidebar{position:fixed;left:0;top:0;bottom:0;z-index:30;transform:translateX(-100%);transition:transform .2s;height:100vh}
  .sidebar.open{transform:none}
  .topbar .menu-open{display:inline-flex}
  .sidebar .menu-close{display:inline-flex}
  .topbar{flex-wrap:wrap}
  .scope-form{flex:1;min-width:0}
  .scope-select{min-width:0;width:100%}
  .seg a{padding:5px 8px;font-size:12px}
  .topbar{padding:10px 14px}
  .content{padding:16px 14px 50px}
  .form{grid-template-columns:repeat(2,minmax(0,1fr))}
  .form .s2,.form .s3,.form .s4{grid-column:span 2}
  .detail-row{grid-template-columns:1fr 1fr;grid-auto-rows:auto}
  .kv,.info{grid-template-columns:1fr}
  .info{grid-template-columns:minmax(0,1fr) auto}
  .info .lbl{grid-column:1/-1}
}
@media (prefers-reduced-motion:reduce){.sidebar{transition:none}}