/* Willow — a calm personal finance dashboard
   Direction: warm paper, deep forest green, editorial serif numerals. */

:root {
  /* palette */
  --paper: #f4f1ea;
  --paper-2: #efeae0;
  --surface: #fffdf8;
  --ink: #262320;
  --ink-2: #5c574f;
  --ink-3: #8a8478;
  --line: #e4ddd0;
  --line-2: #ece5d8;

  --green: #2f6b4f;
  --green-soft: #dfe9df;
  --green-ink: #204b38;
  --clay: #c07a54;
  --clay-soft: #f0e0d3;
  --amber: #c99a3f;
  --rose: #b1615f;
  --sky: #5c8aa6;
  --plum: #8b6d97;

  /* chart theming (read by cshell-charts.js) */
  --chart-text: #8a8478;
  --chart-grid: rgba(90, 80, 60, 0.12);
  --chart-tooltip-bg: #2c2823;
  --chart-tooltip-text: #f4f1ea;
  --chart-c1: #2f6b4f;
  --chart-c2: #c07a54;
  --chart-c3: #c99a3f;
  --chart-c4: #5c8aa6;
  --chart-c5: #8b6d97;
  --chart-c6: #b1615f;

  --shadow: 0 1px 2px rgba(52, 44, 30, 0.04), 0 8px 24px -12px rgba(52, 44, 30, 0.12);
  --radius: 16px;
  --radius-sm: 11px;

  --sans: "Hanken Grotesk", system-ui, sans-serif;
  --serif: "Fraunces", Georgia, serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.num, .tnum { font-variant-numeric: tabular-nums lining-nums; }

h1, h2 { margin: 0; font-weight: 500; letter-spacing: -0.01em; }

/* ---------- App shell ---------- */
.app { display: flex; min-height: 100vh; }

.sidebar {
  width: 244px;
  flex-shrink: 0;
  background: var(--paper-2);
  border-right: 1px solid var(--line);
  padding: 26px 18px;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 8px 6px;
  margin-bottom: 26px;
}
.brand-mark { color: var(--green); display: flex; }
.brand-name {
  font-family: var(--serif);
  font-size: 23px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.nav { display: flex; flex-direction: column; gap: 3px; }
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 10px 12px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--ink-2);
  font-family: var(--sans);
  font-size: 14.5px;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: background 0.16s ease, color 0.16s ease;
}
.nav-item svg { color: var(--ink-3); transition: color 0.16s ease; flex-shrink: 0; }
.nav-item:hover { background: rgba(47, 107, 79, 0.07); color: var(--ink); }
.nav-item:hover svg { color: var(--green); }
.nav-item.is-active { background: var(--green); color: #fff; box-shadow: 0 4px 14px -6px rgba(47, 107, 79, 0.6); }
.nav-item.is-active svg { color: #fff; }
.nav-item:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; }

.sidebar-foot { margin-top: auto; padding-top: 20px; }
.profile { display: flex; align-items: center; gap: 11px; padding: 0 6px; }
.avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--green-soft); color: var(--green-ink);
  display: grid; place-items: center;
  font-family: var(--serif); font-weight: 600; font-size: 16px;
}
.profile-meta { display: flex; flex-direction: column; line-height: 1.25; }
.profile-name { font-weight: 600; font-size: 14px; }
.profile-sub { color: var(--ink-3); font-size: 12.5px; }
.demo-note {
  margin: 16px 6px 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--ink-3);
  padding: 11px 12px;
  background: rgba(201, 154, 63, 0.09);
  border-radius: 10px;
}

.sidebar-scrim {
  position: fixed; inset: 0;
  background: rgba(38, 35, 32, 0.4);
  z-index: 40;
  border: none;
}

/* ---------- Main ---------- */
.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px clamp(20px, 4vw, 44px) 18px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(244, 241, 234, 0.86);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 20;
}
.menu-btn {
  display: none;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 7px;
  color: var(--ink);
  cursor: pointer;
}
.topbar-titles { margin-right: auto; }
.page-title { font-family: var(--serif); font-size: 27px; font-weight: 600; letter-spacing: -0.02em; }
.page-sub { margin: 2px 0 0; color: var(--ink-2); font-size: 13.5px; }

.period { display: flex; align-items: center; gap: 10px; }
.period-label { font-size: 12px; text-transform: uppercase; letter-spacing: 0.07em; color: var(--ink-3); font-weight: 600; }
.select-wrap { position: relative; display: flex; align-items: center; }
.select-wrap svg { position: absolute; right: 11px; color: var(--ink-3); pointer-events: none; }
#monthSelect {
  appearance: none;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px 34px 9px 14px;
  cursor: pointer;
  transition: border-color 0.16s ease, box-shadow 0.16s ease;
}
#monthSelect:hover { border-color: var(--green); }
#monthSelect:focus-visible { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(47, 107, 79, 0.16); }

/* ---------- Views ---------- */
.views { padding: 26px clamp(20px, 4vw, 44px) 8px; flex: 1; }
.view { display: none; animation: rise 0.4s ease both; }
.view.is-active { display: block; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.grid { display: grid; gap: 20px; margin-bottom: 20px; }
.grid-2-1 { grid-template-columns: 1.55fr 1fr; }

/* ---------- Stat cards ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 20px; }
.stat {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
  box-shadow: var(--shadow);
}
.stat-label { color: var(--ink-2); font-size: 13px; font-weight: 500; display: flex; align-items: center; gap: 7px; }
.stat-label .ic { color: var(--ink-3); display: flex; }
.stat-value {
  font-family: var(--serif);
  font-size: 33px;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin: 10px 0 6px;
  line-height: 1;
}
.stat-value .cents { font-size: 0.62em; color: var(--ink-3); }
.stat-delta { font-size: 12.5px; font-weight: 600; display: inline-flex; align-items: center; gap: 4px; }
.stat-delta .sub { color: var(--ink-3); font-weight: 500; }
.up { color: var(--green); }
.down { color: var(--rose); }
.flat { color: var(--ink-3); }

/* ---------- Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
  box-shadow: var(--shadow);
  min-width: 0;
}
.card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; margin-bottom: 6px; }
.card-title { font-family: var(--serif); font-size: 18px; font-weight: 600; letter-spacing: -0.01em; }
.card-sub { margin: 3px 0 0; color: var(--ink-3); font-size: 12.5px; }
.chart { width: 100%; }

.legend-inline { display: flex; gap: 16px; font-size: 12.5px; color: var(--ink-2); font-weight: 500; }
.legend-inline span { display: inline-flex; align-items: center; gap: 6px; }
.dot { width: 9px; height: 9px; border-radius: 3px; display: inline-block; }
.dot-income { background: var(--green); }
.dot-expense { background: var(--clay); }

.mini-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line-2); }
.mini { display: flex; flex-direction: column; gap: 3px; }
.mini-l { font-size: 12px; color: var(--ink-3); }
.mini-v { font-size: 16px; font-weight: 600; font-variant-numeric: tabular-nums; letter-spacing: -0.01em; }

.avg-pill {
  font-size: 12.5px; font-weight: 600; color: var(--green-ink);
  background: var(--green-soft); padding: 5px 11px; border-radius: 20px;
  white-space: nowrap;
}

.legend-wrap { display: flex; flex-wrap: wrap; gap: 10px 18px; margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line-2); }
.legend-wrap .lg { display: inline-flex; align-items: center; gap: 7px; font-size: 12.5px; color: var(--ink-2); font-weight: 500; }

/* ---------- Transactions ---------- */
.txn-list { list-style: none; margin: 4px 0 0; padding: 0; }
.txn {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 4px;
  border-bottom: 1px solid var(--line-2);
}
.txn:last-child { border-bottom: none; }
.txn-ic {
  width: 36px; height: 36px; border-radius: 10px; flex-shrink: 0;
  display: grid; place-items: center;
  background: var(--paper-2); color: var(--ink-2);
}
.txn-body { min-width: 0; flex: 1; }
.txn-name { font-weight: 600; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.txn-meta { color: var(--ink-3); font-size: 12px; }
.txn-amt { font-weight: 600; font-size: 14.5px; white-space: nowrap; }
.txn-amt.in { color: var(--green); }

/* ---------- Tables ---------- */
.table-scroll { overflow-x: auto; margin: 6px -6px 0; }
.data-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.data-table th, .data-table td { padding: 12px 12px; text-align: left; white-space: nowrap; }
.data-table th {
  font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--ink-3); font-weight: 600; border-bottom: 1px solid var(--line);
  user-select: none;
}
.data-table th.num, .data-table td.num { text-align: right; font-variant-numeric: tabular-nums lining-nums; }
.data-table th.sortable { cursor: pointer; transition: color 0.15s ease; }
.data-table th.sortable:hover { color: var(--green); }
.data-table th.sortable::after { content: "↕"; opacity: 0.35; margin-left: 5px; font-size: 11px; }
.data-table th.sort-asc::after { content: "↑"; opacity: 1; color: var(--green); }
.data-table th.sort-desc::after { content: "↓"; opacity: 1; color: var(--green); }
.data-table tbody tr { border-bottom: 1px solid var(--line-2); transition: background 0.13s ease; }
.data-table tbody tr:last-child { border-bottom: none; }
.data-table tbody tr:hover { background: rgba(47, 107, 79, 0.04); }
.data-table td { color: var(--ink); }

.cat-cell { display: flex; align-items: center; gap: 10px; }
.cat-swatch { width: 10px; height: 10px; border-radius: 3px; flex-shrink: 0; }
.col-progress { width: 150px; }
.bar-track { width: 118px; height: 7px; border-radius: 4px; background: var(--line-2); overflow: hidden; display: inline-block; vertical-align: middle; }
.bar-fill { height: 100%; border-radius: 4px; display: block; }
.bar-over { background: var(--rose) !important; }
.pct-label { font-size: 12px; color: var(--ink-3); margin-left: 8px; font-variant-numeric: tabular-nums; }

/* ---------- Account cards ---------- */
.account-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 16px; margin-bottom: 20px; }
.acct {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow);
  position: relative; overflow: hidden;
}
.acct::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--acct-color, var(--green)); }
.acct-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.acct-name { font-weight: 600; font-size: 14.5px; }
.acct-kind { font-size: 11.5px; color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.05em; }
.acct-num { font-size: 12px; color: var(--ink-3); font-variant-numeric: tabular-nums; margin-top: 2px; }
.acct-bal { font-family: var(--serif); font-size: 26px; font-weight: 500; letter-spacing: -0.02em; margin-top: 14px; font-variant-numeric: tabular-nums; }
.acct-bal.neg { color: var(--rose); }
.acct-chip {
  width: 30px; height: 22px; border-radius: 5px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--acct-color, var(--green)), color-mix(in srgb, var(--acct-color, var(--green)) 55%, #000));
  opacity: 0.85;
}
.pill { font-size: 11.5px; font-weight: 600; padding: 3px 9px; border-radius: 20px; }
.pill.up { background: var(--green-soft); color: var(--green-ink); }
.pill.down { background: #f2dede; color: #7d3b3a; }

/* ---------- Footer ---------- */
.foot {
  display: flex; align-items: center; flex-wrap: wrap; gap: 9px;
  padding: 28px clamp(20px, 4vw, 44px);
  margin-top: 12px;
  border-top: 1px solid var(--line);
  color: var(--ink-3); font-size: 13px;
}
.foot-mark { font-family: var(--serif); font-weight: 600; color: var(--ink); font-size: 15px; }
.foot-sep { opacity: 0.5; }
.foot-demo { color: var(--amber); font-weight: 500; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .grid-2-1 { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .sidebar {
    position: fixed; left: 0; top: 0; z-index: 50;
    transform: translateX(-100%);
    transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 40px rgba(0,0,0,0.15);
  }
  .sidebar.open { transform: none; }
  .menu-btn { display: flex; }
  .topbar { padding-top: 18px; padding-bottom: 16px; }
}

@media (max-width: 560px) {
  body { font-size: 14.5px; }
  .stat-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .stat { padding: 16px 17px; }
  .stat-value { font-size: 27px; }
  .grid { gap: 16px; }
  .card { padding: 18px 18px; }
  .page-title { font-size: 23px; }
  .period-label { display: none; }
  .views { padding: 20px 16px 4px; }
  .topbar { padding-left: 16px; padding-right: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}