:root {
  color-scheme: dark;
  --bg: #0f1020;
  --bg-deep: #070710;
  --panel: #1f2033;
  --panel-soft: #2a2b45;
  --border: #3d3e5f;
  --text: #f8fafc;
  --muted: #a6adbb;
  --primary: #a855f7;
  --blue: #38bdf8;
  --accent: #f472b6;
  --bad: #fb7185;
  --warn: #fbbf24;
  --good: #34d399;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top right, rgba(168,85,247,.24), transparent 28rem),
    radial-gradient(circle at 12% 8%, rgba(244,114,182,.12), transparent 22rem),
    linear-gradient(180deg, var(--bg-deep), var(--bg));
  color: var(--text);
  min-height: 100vh;
}
a { color: var(--blue); }
.wrap { max-width: 1360px; margin: 0 auto; padding: 92px 32px 48px; }
h1, h2, h3 { margin-top: 0; letter-spacing: -.02em; }
h1 { font-size: clamp(1.45rem, 3vw, 2.25rem); margin-bottom: 18px; }
h2 { font-size: 1.12rem; }
code { color: #fbcfe8; }
.topbar {
  position: fixed; z-index: 50; inset: 0 0 auto 0; height: 64px;
  display: flex; align-items: center; gap: 12px; padding: 10px 18px 10px 72px;
  background: rgba(7, 7, 16, .74); backdrop-filter: blur(16px); border-bottom: 1px solid rgba(61,62,95,.65);
}
.app-title { font-weight: 900; letter-spacing: .02em; text-transform: uppercase; font-size: .88rem; }
.app-kicker { color: var(--muted); font-size: .82rem; }
.nav-toggle {
  position: fixed; z-index: 80; top: 12px; left: 16px; width: 40px; height: 40px;
  border: 1px solid var(--border); border-radius: 12px; color: var(--text);
  background: rgba(31,32,51,.92); box-shadow: 0 10px 24px rgba(0,0,0,.28); padding: 0;
}
.nav-toggle span, .nav-toggle::before, .nav-toggle::after { content: ""; display: block; width: 18px; height: 2px; margin: 4px auto; border-radius: 999px; background: currentColor; }
.nav-scrim { position: fixed; z-index: 60; inset: 0; background: rgba(0,0,0,.58); opacity: 0; pointer-events: none; transition: opacity .18s ease; }
.side-panel {
  position: fixed; z-index: 70; inset: 0 auto 0 0; width: min(320px, 86vw); padding: 74px 14px 18px;
  background: rgba(15,16,32,.98); border-right: 1px solid var(--border); box-shadow: 24px 0 48px rgba(0,0,0,.42);
  transform: translateX(-104%); transition: transform .2s ease;
}
body.nav-open .nav-scrim { opacity: 1; pointer-events: auto; }
body.nav-open .side-panel { transform: translateX(0); }
.side-panel nav { display: flex; flex-direction: column; gap: 8px; }
.side-panel a { color: var(--text); text-decoration: none; font-weight: 800; padding: 12px 14px; border-radius: 14px; border: 1px solid transparent; }
.side-panel a:hover, .side-panel a:focus, .side-panel a.active { background: rgba(168,85,247,.16); border-color: rgba(168,85,247,.42); outline: none; }
.card, .mortgage-card, .summary-item {
  background: rgba(31,32,51,.92); border: 1px solid var(--border); border-radius: 16px;
  padding: 16px; margin: 16px 0; box-shadow: 0 16px 36px rgba(0,0,0,.28);
}
.card { overflow-x: auto; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.stat-grid, .quick-grid, .summary-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }
.metric { font-size: clamp(1.35rem, 2.6vw, 1.9rem); font-weight: 900; line-height: 1.1; }
.muted, label { color: var(--muted); }
.stat-link { display: block; color: var(--text); text-decoration: none; min-height: 124px; transition: transform .15s ease, border-color .15s ease, background .15s ease; }
.stat-link .muted { text-transform: uppercase; font-size: .76rem; letter-spacing: .08em; font-weight: 800; }
.stat-link:hover, .stat-link:focus { transform: translateY(-1px); border-color: rgba(244,114,182,.7); background: rgba(42,43,69,.98); outline: none; }
button, a.button { display: inline-block; min-height: 40px; border: 0; padding: .72rem 1rem; border-radius: 14px; background: linear-gradient(90deg, var(--primary), var(--accent)); color: white; text-decoration: none; font-weight: 800; cursor: pointer; }
button.secondary, a.secondary { background: rgba(42,43,69,.95); border: 1px solid var(--border); color: var(--text); }
.danger-button { background: linear-gradient(90deg, #e11d48, var(--bad)) !important; }
.danger-zone { border: 1px solid rgba(251,113,133,.55); border-radius: 14px; padding: 12px; background: rgba(76, 29, 45, .42); }
.category-danger { margin: 0; }
.confirm-delete { display: inline-flex; align-items: center; gap: 6px; min-height: 40px; font-weight: 800; color: #fecdd3; }
button:disabled { opacity: .48; cursor: not-allowed; filter: grayscale(.25); }
.badge, .pill { display: inline-flex; align-items: center; border-radius: 14px; background: rgba(148,163,184,.1); border: 1px solid rgba(148,163,184,.18); color: #cbd5e1; padding: .22rem .6rem; font-size: .8rem; font-weight: 800; }
.good { color: var(--good); } .warn { color: var(--warn); } .bad { color: var(--bad); }
.badge.good, .pill.good { color: var(--good); background: rgba(52,211,153,.12); border-color: rgba(52,211,153,.26); }
.badge.warn, .pill.warn { color: var(--warn); background: rgba(251,191,36,.12); border-color: rgba(251,191,36,.26); }
.badge.bad, .pill.bad { color: var(--bad); background: rgba(251,113,133,.12); border-color: rgba(251,113,133,.28); }
table { width: 100%; border-collapse: collapse; min-width: 680px; }
th, td { text-align: left; padding: 9px 8px; border-bottom: 1px solid rgba(61,62,95,.7); font-size: .9rem; vertical-align: top; }
th { color: var(--muted); text-transform: uppercase; font-size: .72rem; letter-spacing: .08em; }
tr:hover td { background: rgba(255,255,255,.025); }
input[type=file], button, select, input[type=number], input[type=text], input[type=date], textarea { margin-top: 8px; }
input[type=checkbox] { accent-color: var(--bad); }
input[type=number], select, input[type=text], input[type=date], textarea, input[type=file] { background: rgba(7,7,16,.72); border: 1px solid var(--border); color: var(--text); border-radius: 12px; padding: 9px 10px; min-height: 40px; font: inherit; }
input[type=number] { width: 120px; } textarea { min-width: 180px; min-height: 44px; }
.toolbar, .inline-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; }
.stack { display: flex; flex-direction: column; gap: 8px; }
.mobile-dashboard { border-color: rgba(168,85,247,.55); background: linear-gradient(135deg, rgba(31,32,51,.94), rgba(51,30,80,.62)); }
.mobile-header { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; margin-bottom: 12px; }
.quick-actions { margin: 12px 0 0; padding-left: 20px; color: #cbd5e1; }
.family-view-button.active { background: linear-gradient(90deg, var(--primary), var(--accent)); }
.family-view-panel[hidden] { display: none; }
.chart-card { min-height: 0; } canvas { max-width: 100%; }
.field-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.field label, .slider label { display: block; font-size: .8rem; color: var(--muted); font-weight: 800; margin-bottom: 4px; }
.range-value { font-weight: 900; color: var(--text); margin-left: 8px; }
@media (max-width: 860px) {
  .topbar { height: 56px; padding-left: 66px; }
  .nav-toggle { top: 8px; left: 10px; }
  .wrap { padding: 66px 8px 24px; }
  .grid, .stat-grid, .quick-grid, .summary-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .toolbar, .inline-form { gap: 8px; }
  .card, .mortgage-card, .summary-item { padding: 12px; border-radius: 14px; box-shadow: 0 12px 24px rgba(0,0,0,.24); margin: 10px 0; }
  .stat-link { min-height: 86px; }
  th, td { font-size: .82rem; }
  input[type=number], select, input[type=text], input[type=date], textarea { max-width: 100%; }
}
@media (max-width: 430px) {
  .wrap { padding-left: 6px; padding-right: 6px; }
  .card, .mortgage-card, .summary-item { padding: 10px; }
  .grid, .stat-grid, .quick-grid, .summary-list { grid-template-columns: 1fr; }
}

.chart-card canvas { display: block; width: 100% !important; height: 320px !important; min-height: 0 !important; max-height: 320px !important; }
.keyboard-help { margin-top: 12px; padding: 12px; border: 1px solid rgba(56,189,248,.28); border-radius: 14px; background: rgba(56,189,248,.08); }
.selected-category-control { min-width: 220px; }
.mortgage-model-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 14px; align-items: start; }
.model-pane { background: rgba(7,7,16,.34); border: 1px solid rgba(61,62,95,.72); border-radius: 14px; padding: 14px; }
.model-pane h4 { margin: 0 0 10px; color: var(--text); }
.compact-summary { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 860px) { .mortgage-model-grid { grid-template-columns: 1fr; } .chart-card canvas { height: 280px !important; max-height: 280px !important; } }

.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; align-items: end; }
.form-grid label { display: flex; flex-direction: column; font-weight: 800; }
.form-grid input[type=number], .form-grid input[type=date], .form-grid select { width: 100%; }
.checkbox-row { display: flex; gap: 8px; align-items: center; font-weight: 800; }
.warning { border-color: rgba(251,191,36,.5); background: rgba(113,63,18,.28); }
.table-scroll { overflow-x: auto; }