:root {
  --bg: #0d0f14;
  --card: #161a22;
  --card2: #1d222d;
  --line: #2a3040;
  --text: #e8eaf0;
  --dim: #8b8fa3;
  --acc: #5c8adf;
  --pos: #6fcf97;
  --neg: #e2725b;
  --r: 14px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  padding-bottom: env(safe-area-inset-bottom);
}
a { color: var(--acc); }
code { background: var(--card2); padding: 2px 6px; border-radius: 6px; font-size: 13px; }
h2 { font-size: 15px; margin: 0 0 12px; color: var(--text); }
h2 .dim { font-weight: 400; }
.dim { color: var(--dim); font-size: 13px; }
.pos { color: var(--pos); }
.neg { color: var(--neg); }
.r { text-align: right; }
.empty { color: var(--dim); padding: 18px 6px; text-align: center; font-size: 14px; }
.loading { color: var(--dim); text-align: center; padding: 60px 0; }

/* topbar */
.topbar {
  display: flex; align-items: center; gap: 14px;
  padding: calc(10px + env(safe-area-inset-top)) 16px 10px;
  position: sticky; top: 0; background: rgba(13,15,20,.92); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line); z-index: 5;
}
.logo { font-size: 16px; white-space: nowrap; }
.tabs { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.tabs button, .gear {
  background: none; border: none; color: var(--dim); font: inherit; padding: 7px 12px;
  border-radius: 10px; cursor: pointer; white-space: nowrap;
}
.tabs button.active, .gear.active { background: var(--card2); color: var(--text); }
.gear { margin-left: auto; font-size: 17px; }

main { max-width: 980px; margin: 0 auto; padding: 16px; display: flex; flex-direction: column; gap: 14px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 16px; }

/* hero */
.hero { text-align: left; }
.herolabel { color: var(--dim); font-size: 13px; text-transform: uppercase; letter-spacing: .08em; }
.heroval { font-size: 40px; font-weight: 700; letter-spacing: -.02em; margin: 2px 0; }
.herodelta { font-size: 13px; margin-bottom: 8px; }
.herodelta.pos { color: var(--pos); } .herodelta.neg { color: var(--neg); }

.nag {
  background: #2a2416; border: 1px solid #5c4d1e; color: #e8c96a; border-radius: var(--r);
  padding: 12px 16px; font: inherit; cursor: pointer; text-align: left;
}

/* accounts */
.accgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.acccard { display: flex; flex-direction: column; gap: 4px; }
.acchead { display: flex; justify-content: space-between; gap: 8px; font-weight: 600; }
.acckind { color: var(--dim); font-weight: 400; font-size: 12px; }
.accbal { font-size: 22px; font-weight: 700; }
.accbal.neg { color: var(--neg); }
.accmeta { color: var(--dim); font-size: 12px; }
.addacc { color: var(--dim); font: inherit; cursor: pointer; display: flex; align-items: center; justify-content: center; min-height: 90px; border-style: dashed; }
.addacc:hover { color: var(--text); }

/* charts */
.chart { width: 100%; height: auto; display: block; margin-top: 8px; }
.chline { fill: none; stroke: var(--acc); stroke-width: 2.5; stroke-linejoin: round; }
.charea { fill: rgba(92,138,223,.12); }
.grid { stroke: var(--line); stroke-width: 1; }
.axis { fill: var(--dim); font-size: 11px; }
.bar.spend { fill: var(--neg); opacity: .85; }
.bar.income { fill: var(--pos); opacity: .85; }
.legend { display: flex; gap: 14px; color: var(--dim); font-size: 12px; margin-top: 6px; align-items: center; }
.dot { width: 10px; height: 10px; border-radius: 3px; display: inline-block; margin-right: 4px; }
.dot.income { background: var(--pos); } .dot.spend { background: var(--neg); }

/* category rows */
.catrow { display: flex; align-items: center; gap: 12px; padding: 7px 0; cursor: pointer; border-radius: 8px; }
.catrow:hover { background: rgba(255,255,255,.03); }
.caticon { font-size: 20px; width: 28px; text-align: center; }
.catmid { flex: 1; min-width: 0; }
.catname { font-size: 14px; }
.catn { color: var(--dim); font-size: 12px; margin-left: 6px; }
.catbarbg { background: var(--card2); border-radius: 4px; height: 6px; margin-top: 4px; overflow: hidden; }
.catbar { height: 100%; border-radius: 4px; }
.catamt { font-weight: 600; font-variant-numeric: tabular-nums; white-space: nowrap; }

/* transactions */
.txbar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.txbar select, .txbar input[type=search], .txbar input:not([type]), .txbar input[type=password] {
  background: var(--card2); border: 1px solid var(--line); color: var(--text);
  border-radius: 9px; padding: 7px 10px; font: inherit; min-width: 0;
}
.txbar input[type=search] { flex: 1; min-width: 140px; }
.chk { display: flex; align-items: center; gap: 6px; color: var(--dim); font-size: 13px; white-space: nowrap; }
.bulkbar {
  position: sticky; top: 56px; z-index: 4; display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  background: #20304d; border: 1px solid #35507e; border-radius: var(--r); padding: 10px 14px;
}
.txlist { padding: 6px 10px; }
.txrow { display: flex; align-items: center; gap: 10px; padding: 9px 4px; border-bottom: 1px solid var(--line); }
.txrow:last-child { border-bottom: none; }
.txmid { flex: 1; min-width: 0; }
.txdesc { font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.txmeta { color: var(--dim); font-size: 12px; }
.txcat { max-width: 170px; background: var(--card2); color: var(--text); border: 1px solid var(--line); border-radius: 8px; padding: 4px 6px; font-size: 12px; }
.txamt { font-weight: 600; font-variant-numeric: tabular-nums; white-space: nowrap; min-width: 90px; text-align: right; }

/* stats */
.statgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 760px) { .statgrid { grid-template-columns: 1fr; } }
.seg { display: flex; background: var(--card2); border-radius: 10px; padding: 3px; }
.seg button { background: none; border: none; color: var(--dim); font: inherit; padding: 5px 14px; border-radius: 8px; cursor: pointer; }
.seg button.on { background: var(--acc); color: #fff; }
.ptitle { text-transform: capitalize; }
.mtable { width: 100%; border-collapse: collapse; font-size: 14px; }
.mtable td, .mtable th { padding: 7px 8px; border-bottom: 1px solid var(--line); text-align: left; }
.mtable th { color: var(--dim); font-weight: 500; font-size: 12px; }
.mtable tr:last-child td { border-bottom: none; }
.mtable tr.dup { opacity: .45; }
.ptable { max-height: 420px; overflow: auto; margin-bottom: 12px; }

/* buttons */
.btn, .mini {
  background: var(--card2); border: 1px solid var(--line); color: var(--text);
  font: inherit; border-radius: 10px; padding: 9px 16px; cursor: pointer;
}
.mini { padding: 5px 11px; font-size: 13px; border-radius: 8px; }
.btn.primary, .mini.primary { background: var(--acc); border-color: var(--acc); color: #fff; }
.btn.danger, .mini.danger { background: none; border-color: #5e3030; color: var(--neg); }
.btn.wide { width: 100%; margin-top: 8px; }
.btn:hover, .mini:hover { filter: brightness(1.15); }
button:disabled { opacity: .5; cursor: default; }

/* settings */
.connbtns { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 12px; }
.connrow { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.connrow:last-of-type { border-bottom: none; }
.status { font-size: 11px; padding: 2px 8px; border-radius: 20px; text-transform: uppercase; letter-spacing: .05em; }
.s-active { background: #1d3a2a; color: var(--pos); }
.s-pending { background: #3a331d; color: #e8c96a; }
.s-error, .s-expired { background: #3a1d1d; color: var(--neg); }
.logrow { font-size: 12px; color: var(--dim); padding: 3px 0; }
.logrow.err { color: var(--neg); }
.catgrid { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
.catchip { background: var(--card2); border: 1px solid var(--line); color: var(--text); border-radius: 20px; padding: 5px 12px; font: inherit; font-size: 13px; cursor: pointer; }

/* overlay */
#overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.6); backdrop-filter: blur(3px);
  display: flex; align-items: flex-end; justify-content: center; z-index: 20;
}
.sheet {
  background: var(--card); border: 1px solid var(--line); border-radius: 18px 18px 0 0;
  padding: 22px; width: 100%; max-width: 520px; max-height: 88vh; overflow-y: auto; position: relative;
}
@media (min-width: 640px) { #overlay { align-items: center; } .sheet { border-radius: 18px; } }
.sheet .close { position: absolute; top: 12px; right: 14px; background: none; border: none; color: var(--dim); font-size: 16px; cursor: pointer; }
.sheet label { display: block; margin: 12px 0; font-size: 13px; color: var(--dim); }
.sheet input, .sheet select, textarea {
  display: block; width: 100%; margin-top: 5px; background: var(--card2); color: var(--text);
  border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; font: inherit;
}
.sheet label.chk { display: flex; } .sheet label.chk input { width: auto; margin: 0; }
textarea { resize: vertical; margin-top: 10px; font-family: ui-monospace, monospace; font-size: 13px; }
.secret { margin: 10px 0; text-align: center; }
.secret code { font-size: 15px; letter-spacing: 1px; word-break: break-all; }

/* toast + errors */
#toast {
  position: fixed; bottom: calc(20px + env(safe-area-inset-bottom)); left: 50%; transform: translateX(-50%);
  background: #223522; color: var(--pos); border: 1px solid #2f4f30; border-radius: 12px;
  padding: 11px 20px; z-index: 30; font-size: 14px; max-width: 90vw;
}
#toast.err { background: #351f1f; color: var(--neg); border-color: #5e3030; }
.errmsg { color: var(--neg); font-size: 13px; margin-top: 8px; width: 100%; }

/* auth pages */
.authpage { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 20px; }
.authbox { width: 100%; max-width: 380px; background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 28px; }
.authbox .logo { font-size: 22px; text-align: center; }
.tagline { color: var(--dim); text-align: center; margin: 4px 0 18px; }
.authbox label { display: block; margin: 12px 0; font-size: 13px; color: var(--dim); }
.authbox input { display: block; width: 100%; margin-top: 5px; background: var(--card2); color: var(--text); border: 1px solid var(--line); border-radius: 10px; padding: 11px 12px; font: inherit; }
.regbox { margin-top: 18px; color: var(--dim); font-size: 13px; }
.regbox summary { cursor: pointer; }