:root {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #182033;
  background: #f5f7fb;
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; }
.sidebar {
  position: fixed; inset: 0 auto 0 0; width: 250px; padding: 26px 18px;
  background: #101522; color: #fff;
}
.brand { display: flex; gap: 12px; align-items: center; margin-bottom: 34px; }
.brand-mark {
  width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center;
  background: #fff; color: #101522; font-weight: 900;
}
.brand strong { display: block; font-size: 18px; }
.brand span { display: block; opacity: .6; font-size: 12px; margin-top: 2px; }
nav { display: grid; gap: 8px; }
.nav {
  border: 0; background: transparent; color: #c8cfdd; text-align: left;
  padding: 12px 14px; border-radius: 10px; cursor: pointer; font-size: 14px;
}
.nav:hover, .nav.active { background: #20283a; color: #fff; }
main { margin-left: 250px; padding: 34px; }
.topbar { display: flex; justify-content: space-between; gap: 20px; align-items: center; margin-bottom: 28px; }
h1 { margin: 0 0 6px; font-size: 28px; }
h2 { margin-top: 0; }
.topbar p, .hint { margin: 0; color: #778096; }
button, input, select {
  border: 1px solid #dbe0ea; border-radius: 9px; min-height: 40px; padding: 0 12px;
  background: #fff; color: #182033;
}
button { cursor: pointer; font-weight: 600; }
.primary { background: #141b2d; color: #fff; border-color: #141b2d; }
.view { display: none; }
.view.active { display: block; }
.filters, .form-row { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.cards article, .panel, .table-wrap, .accounts-grid > div {
  background: #fff; border: 1px solid #e5e8ef; border-radius: 16px;
  box-shadow: 0 4px 18px rgba(26,34,53,.04);
}
.cards article { padding: 22px; }
.cards span { color: #7a8498; display: block; font-size: 13px; margin-bottom: 10px; }
.cards strong { font-size: 25px; }
.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; min-width: 950px; }
th, td { text-align: left; padding: 13px 14px; border-bottom: 1px solid #edf0f5; font-size: 13px; white-space: nowrap; }
th { color: #778096; font-weight: 700; background: #fbfcfe; }
.panel { padding: 20px; margin-bottom: 18px; }
.narrow { max-width: 560px; display: grid; gap: 14px; }
label { display: grid; gap: 7px; font-size: 13px; font-weight: 600; }
.accounts-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 14px; }
.accounts-grid > div { padding: 18px; }
.badge { font-size: 12px; padding: 5px 8px; border-radius: 999px; background: #edf1f7; }
.badge.ok { background: #e7f7ef; color: #147545; }
.money.negative { color: #b42318; }
.money.positive { color: #16794d; }
dialog { border: 0; border-radius: 16px; padding: 24px; min-width: 420px; }
dialog::backdrop { background: rgba(10,16,28,.45); }
.dialog-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; }
#syncForm { display: grid; gap: 14px; }
@media (max-width: 950px) {
  .sidebar { position: static; width: auto; }
  main { margin-left: 0; padding: 20px; }
  nav { grid-template-columns: repeat(2, 1fr); }
  .cards, .accounts-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .cards, .accounts-grid { grid-template-columns: 1fr; }
  .topbar { align-items: flex-start; flex-direction: column; }
}