/* Drip — a calm, readable money tool. Light and dark, no framework. */

:root {
  --bg: #f7f8fa;
  --surface: #ffffff;
  --surface-2: #f1f3f6;
  --line: #e2e6ec;
  --line-2: #cfd6df;
  --txt: #1c2430;
  --dim: #63718a;
  --muted: #8b97a8;

  --accent: #2f6bd8;
  --accent-soft: #e8f0ff;
  --warn: #c2661a;
  --warn-soft: #fdf1e4;
  --bad: #c23b34;
  --bad-soft: #fdecea;
  --good: #1e7a52;
  --good-soft: #e6f5ee;

  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05), 0 8px 24px rgba(16, 24, 40, .06);
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto,
          "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1319;
    --surface: #161b23;
    --surface-2: #1d232d;
    --line: #262e3a;
    --line-2: #38424f;
    --txt: #e6ebf2;
    --dim: #94a2b6;
    --muted: #6d7b8f;

    --accent: #6c9dff;
    --accent-soft: #172440;
    --warn: #e0a35c;
    --warn-soft: #2c2317;
    --bad: #f08078;
    --bad-soft: #2e1c1a;
    --good: #5cc494;
    --good-soft: #13291f;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0; background: var(--bg); color: var(--txt);
  font-family: var(--sans); font-size: 15px; line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px 90px; }

button, input, select { font: inherit; color: inherit; }

/* ------------------------------------------------------------- header */

header.top { padding: 40px 0 18px; }

.logo { display: flex; align-items: center; gap: 11px; }
.logo svg { flex: none; }
.logo h1 {
  margin: 0; font-size: 27px; letter-spacing: -.02em; font-weight: 700;
}
.tag { color: var(--dim); margin: 10px 0 0; font-size: 16.5px; max-width: 62ch; }

.privacy {
  display: inline-flex; align-items: center; gap: 7px; margin-top: 16px;
  background: var(--good-soft); color: var(--good); border: 1px solid transparent;
  padding: 6px 12px; border-radius: 999px; font-size: 13px; font-weight: 500;
}

/* ---------------------------------------------------------- drop zone */

.drop {
  margin-top: 26px; background: var(--surface); border: 2px dashed var(--line-2);
  border-radius: 14px; padding: 40px 24px; text-align: center;
  transition: border-color .15s, background .15s;
}
.drop.over { border-color: var(--accent); background: var(--accent-soft); }
.drop.compact { padding: 16px; }
.drop.compact h2 { font-size: 15px; }
.drop.compact p, .drop.compact details.help { display: none; }
.drop h2 { margin: 0 0 6px; font-size: 19px; }
.drop p { margin: 0 0 18px; color: var(--dim); font-size: 14px; }

.btn {
  display: inline-flex; align-items: center; gap: 7px; cursor: pointer;
  background: var(--accent); color: #fff; border: 1px solid transparent;
  padding: 10px 18px; border-radius: var(--radius); font-weight: 600;
  font-size: 14.5px;
}
.btn:hover { filter: brightness(1.06); }
.btn.ghost { background: var(--surface); color: var(--txt); border-color: var(--line-2); }
.btn.ghost:hover { background: var(--surface-2); filter: none; }
.btn.sm { padding: 6px 11px; font-size: 13px; font-weight: 500; }
.row-btns { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

details.help { margin-top: 18px; text-align: left; max-width: 640px;
               margin-left: auto; margin-right: auto; }
details.help summary {
  cursor: pointer; color: var(--accent); font-size: 14px; font-weight: 500;
  list-style: none;
}
details.help summary::-webkit-details-marker { display: none; }
details.help summary::before { content: "▸ "; }
details.help[open] summary::before { content: "▾ "; }
details.help div { color: var(--dim); font-size: 14px; padding: 10px 0 0 14px; }
details.help li { margin-bottom: 5px; }

/* ------------------------------------------------------------ notices */

.notice {
  border-radius: var(--radius); padding: 11px 14px; margin: 14px 0;
  font-size: 14px; border: 1px solid var(--line);
}
.notice.warn { background: var(--warn-soft); border-color: transparent; color: var(--warn); }
.notice.bad { background: var(--bad-soft); border-color: transparent; color: var(--bad); }
.notice ul { margin: 6px 0 0; padding-left: 18px; }

/* -------------------------------------------------------------- cards */

section { margin-top: 34px; }
h2.sec { font-size: 19px; margin: 0 0 4px; letter-spacing: -.01em; }
p.sub { color: var(--dim); margin: 0 0 14px; font-size: 14px; }

.kpis {
  display: grid; gap: 12px; margin-top: 22px;
  grid-template-columns: repeat(auto-fit, minmax(168px, 1fr));
}
.kpi {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 15px 16px; box-shadow: var(--shadow);
}
.kpi b { display: block; font-size: 26px; letter-spacing: -.02em; line-height: 1.2; }
.kpi span { color: var(--dim); font-size: 12.5px; }
.kpi.alert b { color: var(--bad); }
.kpi.warn b { color: var(--warn); }

.headline {
  background: var(--surface); border: 1px solid var(--line); border-left: 3px solid var(--accent);
  border-radius: var(--radius); padding: 16px 18px; margin-top: 20px;
  font-size: 16px; box-shadow: var(--shadow);
}
.headline strong { font-weight: 700; }

.cards { display: grid; gap: 12px;
         grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 15px 16px; box-shadow: var(--shadow);
}
.card h3 { margin: 0 0 3px; font-size: 15px; }
.card .meta { color: var(--dim); font-size: 13px; }
.card.flag { border-left: 3px solid var(--warn); }
.card.flag.bad { border-left-color: var(--bad); }

/* -------------------------------------------------------------- table */

.tablewrap {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
}
table { width: 100%; border-collapse: collapse; }
th {
  text-align: left; font-size: 12px; text-transform: uppercase;
  letter-spacing: .06em; color: var(--muted); font-weight: 600;
  padding: 10px 14px; border-bottom: 1px solid var(--line); white-space: nowrap;
}
td { padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr:last-child td { border-bottom: none; }
tr.item { cursor: pointer; }
tr.item:hover td { background: var(--surface-2); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums;
                 white-space: nowrap; font-family: var(--mono); font-size: 13.5px; }
.merchant { font-weight: 600; }
.sub2 { color: var(--dim); font-size: 12.5px; font-weight: 400; }

.pill {
  display: inline-block; padding: 1px 8px; border-radius: 999px;
  font-size: 11.5px; font-weight: 600; background: var(--surface-2);
  color: var(--dim); white-space: nowrap;
}
.pill.blue { background: var(--accent-soft); color: var(--accent); }
.pill.red { background: var(--bad-soft); color: var(--bad); }
.pill.amber { background: var(--warn-soft); color: var(--warn); }
.pill.green { background: var(--good-soft); color: var(--good); }

.conf { display: flex; align-items: center; gap: 6px; }
.conf i { display: block; height: 5px; width: 46px; background: var(--line);
          border-radius: 3px; overflow: hidden; }
.conf i em { display: block; height: 100%; background: var(--accent); }

/* ------------------------------------------------------------- detail */

tr.detail td { background: var(--surface-2); padding: 0; }
.detailbox { padding: 14px 16px 16px; }
.detailbox h4 { margin: 0 0 8px; font-size: 13px; color: var(--dim);
                text-transform: uppercase; letter-spacing: .06em; }
.charges { font-family: var(--mono); font-size: 12.5px; }
.charges div { display: grid; grid-template-columns: 92px 88px 1fr;
               gap: 10px; padding: 3px 0; border-bottom: 1px solid var(--line); }
.charges div:last-child { border-bottom: none; }
.charges .raw { color: var(--muted); overflow-wrap: anywhere; }

footer {
  margin-top: 60px; padding-top: 22px; border-top: 1px solid var(--line);
  color: var(--dim); font-size: 13.5px;
}
footer h3 { color: var(--txt); font-size: 15px; margin: 0 0 6px; }
footer p { margin: 0 0 12px; max-width: 72ch; }

.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
           margin-bottom: 14px; }
.toolbar select {
  background: var(--surface); border: 1px solid var(--line-2);
  border-radius: 8px; padding: 6px 10px; font-size: 14px;
}
.spacer { flex: 1; }

.empty { color: var(--dim); font-size: 14px; padding: 6px 0; }

@media (max-width: 620px) {
  .hide-sm { display: none; }
  .wrap { padding: 0 14px 60px; }
  header.top { padding-top: 26px; }
  .charges div { grid-template-columns: 82px 78px; }
  .charges .raw { grid-column: 1 / -1; }
}