:root {
  --bg: #0b1020;
  --card: rgba(17, 23, 43, 0.68);
  --soft: rgba(255,255,255,0.06);
  --stroke: rgba(255,255,255,0.10);
  --text: #f7f9ff;
  --muted: #bcc6e4;
  --accent: #8b5cf6;
  --accent2: #ec4899;
  --accent3: #22d3ee;
  --shadow: 0 22px 70px rgba(0,0,0,.34);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(139,92,246,.24), transparent 30%),
    radial-gradient(circle at top right, rgba(34,211,238,.16), transparent 32%),
    linear-gradient(180deg, #09101f, #0c1430 60%, #09101f);
  min-height: 100vh;
}
.orb { position: fixed; border-radius: 50%; filter: blur(80px); pointer-events: none; opacity: .5; }
.orb-a { width: 300px; height: 300px; background: rgba(236,72,153,.18); top: -80px; right: -60px; }
.orb-b { width: 360px; height: 360px; background: rgba(139,92,246,.18); left: -100px; top: 280px; }
.grid-bg {
  position: fixed; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.92), rgba(0,0,0,.2));
  pointer-events: none;
}
.shell { max-width: 1280px; margin: 0 auto; padding: 80px 16px 42px; position: relative; z-index: 1; }
.card { border: 1px solid var(--stroke); border-radius: 28px; box-shadow: var(--shadow); }
.glass { background: var(--card); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
.glass-soft, .soft-box { background: var(--soft); border: 1px solid rgba(255,255,255,.08); border-radius: 22px; }
.hero { display: grid; grid-template-columns: 1.5fr 1fr; gap: 18px; padding: 24px; margin-bottom: 20px; }
.eyebrow { display: inline-flex; padding: 8px 12px; border-radius: 999px; background: rgba(255,255,255,.08); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: #ddd8ff; margin-bottom: 14px; }
.hero h1 { margin: 0 0 12px; font-size: clamp(2rem, 5vw, 4rem); line-height: .95; max-width: 10ch; }
.hero h1 span { background: linear-gradient(135deg, #c4b5fd, #67e8f9, #f9a8d4); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-copy { margin: 0; color: var(--muted); max-width: 62ch; line-height: 1.65; }
.hero-stat { padding: 24px; display: flex; flex-direction: column; justify-content: center; background: linear-gradient(145deg, rgba(139,92,246,.16), rgba(34,211,238,.08)); }
.kicker { color: #ddd9ff; font-weight: 600; margin-bottom: 10px; }
.hero-value { font-size: clamp(2.2rem, 5vw, 4.4rem); line-height: .95; font-weight: 800; }
.hero-sub { margin-top: 10px; color: var(--muted); }
.layout { display: grid; grid-template-columns: 430px 1fr; gap: 20px; align-items: start; }
.sticky-panel { padding: 20px; position: sticky; top: 16px; }
.section-head h2, .section-head h3 { margin: 0 0 6px; }
.section-head p { margin: 0; color: var(--muted); }
.section-head.slim { margin-bottom: 14px; }
.input-grid, .advanced-grid { display: grid; gap: 14px; grid-template-columns: 1fr 1fr; margin-top: 16px; }
.compact-grid { margin-top: 0; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field-full { grid-column: 1 / -1; }
.field span { font-size: .95rem; font-weight: 600; }
.field small, .field-note { color: var(--muted); }
input[type="number"], input[type="date"] {
  width: 100%; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.09); border-radius: 16px; padding: 14px 15px; color: var(--text); font-size: 1rem;
}
input[type="range"] { width: 100%; accent-color: #a78bfa; }
.currency-wrap, .percent-wrap {
  display: grid; grid-template-columns: 48px 1fr; align-items: center; overflow: hidden;
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.09); border-radius: 16px;
}
.percent-wrap { grid-template-columns: 1fr 48px; }
.currency-wrap span, .percent-wrap span { display: grid; place-items: center; height: 100%; background: rgba(255,255,255,.04); font-weight: 700; color: #efe8ff; }
.currency-wrap input, .percent-wrap input { border: 0; background: transparent; }
.soft-box { padding: 16px; margin-top: 16px; }
.compact { gap: 6px; }
.range-scale { display: flex; justify-content: space-between; gap: 8px; color: var(--muted); font-size: .82rem; }
.pill-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.pill { padding: 10px 12px; border-radius: 999px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); font-size: .92rem; }
.toggle-row { display: flex; justify-content: space-between; gap: 14px; align-items: center; }
.switch { position: relative; width: 58px; height: 32px; display: inline-block; }
.switch input { display: none; }
.slider { position: absolute; inset: 0; border-radius: 999px; background: rgba(255,255,255,.14); cursor: pointer; transition: .2s; }
.slider::before { content: ""; position: absolute; width: 24px; height: 24px; left: 4px; top: 4px; border-radius: 50%; background: #fff; transition: .2s; }
.switch input:checked + .slider { background: linear-gradient(90deg, var(--accent), var(--accent2)); }
.switch input:checked + .slider::before { transform: translateX(26px); }
.inflation-card { margin-top: 16px; padding: 16px; }
.segmented-toggle { display: inline-flex; gap: 6px; padding: 6px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); border-radius: 16px; margin-top: 12px; }
.mode-btn { border: 0; background: transparent; color: var(--text); font: inherit; font-weight: 700; padding: 10px 14px; border-radius: 12px; cursor: pointer; }
.mode-btn.active { background: linear-gradient(90deg, var(--accent), var(--accent2)); }
.ghost-btn { margin-top: 14px; border: 0; background: rgba(255,255,255,.08); color: var(--text); padding: 12px 14px; border-radius: 14px; font: inherit; font-weight: 700; cursor: pointer; }
.note { margin-top: 16px; padding: 14px 16px; border-radius: 16px; background: rgba(34,211,238,.08); border: 1px solid rgba(34,211,238,.16); color: #d8fbff; line-height: 1.55; }
.note.mini { margin-top: 12px; background: rgba(255,255,255,.04); border-color: rgba(255,255,255,.08); color: var(--muted); }
.results-top { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.highlight-card, .metric-card, .breakdown-card, .detail-card, .research { padding: 20px; }
.money-xl { font-size: clamp(2.5rem, 5vw, 4.6rem); line-height: .95; font-weight: 800; }
.money-caption { color: var(--muted); margin: 10px 0 16px; }
.money-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.money-row > div, .compare-row { padding: 14px; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.07); border-radius: 18px; }
.money-row span, .compare-row span { color: var(--muted); display: block; }
.money-row strong, .compare-row strong { display: block; margin-top: 6px; font-size: 1.05rem; }
.metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-top: 16px; }
.secondary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.metric-card { display: flex; flex-direction: column; gap: 8px; }
.metric-label, .metric-sub { color: var(--muted); }
.metric-value { font-size: clamp(1.7rem, 3vw, 2.5rem); line-height: 1; }
.breakdown-card, .detail-card { margin-top: 16px; }
.breakdown-list { display: grid; gap: 18px; }
.break-copy { display: flex; justify-content: space-between; gap: 10px; align-items: center; }
.break-copy span { color: var(--muted); }
.bar { height: 12px; border-radius: 999px; background: rgba(255,255,255,.06); overflow: hidden; }
.bar > div { height: 100%; width: 0%; border-radius: inherit; background: linear-gradient(90deg, var(--accent), var(--accent2), var(--accent3)); transition: width .35s ease; }
.assumption-list { display: grid; gap: 14px; }
.assumption-item { padding: 14px; border-radius: 18px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.06); }
.assumption-item h4 { margin: 0 0 8px; }
.assumption-item p, .assumption-item ul { margin: 0; color: var(--muted); line-height: 1.6; }
.assumption-item ul { padding-left: 18px; }
.research { margin-top: 20px; }
.source-stack { display: grid; gap: 12px; }
details { border-radius: 18px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.06); padding: 14px 16px; }
summary { cursor: pointer; font-weight: 700; }
.source-body { margin-top: 12px; color: var(--muted); }
.source-body ul { margin: 0 0 12px; padding-left: 18px; }
a { color: #cdd7ff; text-decoration: none; }
a:hover { text-decoration: underline; }
@media (max-width: 1100px) {
  .layout { grid-template-columns: 1fr; }
  .sticky-panel { position: static; }
  .metric-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 820px) {
  .hero, .results-top, .money-row, .input-grid, .advanced-grid, .metric-grid, .secondary-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .shell { padding: 12px 10px 28px; }
  .hero, .sticky-panel, .highlight-card, .metric-card, .breakdown-card, .detail-card, .research { padding: 16px; }
}