:root {
  --bg: #0b1020;
  --bg-2: #111830;
  --card: rgba(16, 22, 43, 0.65);
  --card-soft: rgba(255, 255, 255, 0.06);
  --stroke: rgba(255, 255, 255, 0.1);
  --text: #f7f8ff;
  --muted: #b7bfd8;
  --accent: #8b5cf6;
  --accent-2: #ec4899;
  --accent-3: #22d3ee;
  --shadow: 0 20px 60px rgba(0,0,0,.35);
  --radius-xl: 28px;
  --radius-lg: 22px;
}

* { 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,.20), transparent 28%),
    radial-gradient(circle at top right, rgba(236,72,153,.18), transparent 30%),
    linear-gradient(180deg, #0a1020 0%, #0d1328 60%, #0b1020 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

.bg-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(60px);
  opacity: .5;
  pointer-events: none;
}
.orb-1 { width: 320px; height: 320px; background: rgba(139,92,246,.24); top: -80px; left: -80px; }
.orb-2 { width: 380px; height: 380px; background: rgba(34,211,238,.17); right: -120px; top: 280px; }
.bg-grid {
  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,.9), rgba(0,0,0,.18));
  pointer-events: none;
}

.app-shell { max-width: 1260px; margin: 0 auto; padding: 28px 18px 48px; position: relative; z-index: 2; }
.card { border: 1px solid var(--stroke); border-radius: var(--radius-xl); box-shadow: var(--shadow); }
.glass { background: var(--card); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
.glass-soft { background: var(--card-soft); border: 1px solid rgba(255,255,255,.08); border-radius: var(--radius-lg); }

.hero {
  display: grid; grid-template-columns: 1.5fr 1fr; gap: 22px;
  padding: 26px;
  margin-bottom: 22px;
}
.eyebrow {
  display: inline-flex; padding: 8px 12px; border-radius: 999px;
  font-size: 12px; letter-spacing: .08em; text-transform: uppercase;
  background: rgba(255,255,255,.08); color: #ddd9ff; margin-bottom: 14px;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.9rem);
  line-height: .96; margin: 0 0 12px; font-weight: 800; max-width: 10ch;
}
.hero h1 span {
  background: linear-gradient(135deg, #c4b5fd, #67e8f9, #f9a8d4);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p { color: var(--muted); margin: 0; max-width: 60ch; font-size: 1rem; line-height: 1.6; }
.hero-stat-wrap { display: flex; align-items: stretch; justify-content: stretch; }
.hero-stat {
  width: 100%; display: flex; flex-direction: column; justify-content: center;
  padding: 26px; border-radius: 24px;
  background: linear-gradient(145deg, rgba(139,92,246,.18), rgba(34,211,238,.10));
}
.stat-label, .stat-sub { color: var(--muted); }
.stat-value { font-size: clamp(2rem, 4vw, 3.25rem); font-weight: 800; margin: 10px 0 8px; }

.layout {
  display: grid; grid-template-columns: 420px 1fr; gap: 22px; align-items: start;
}
.panel-left, .panel-right { min-width: 0; }
.panel-left { padding: 22px; position: sticky; top: 18px; }
.panel-head h2 { margin: 0 0 6px; font-size: 1.2rem; }
.panel-head p { margin: 0; color: var(--muted); }
.panel-head.slim { margin-bottom: 16px; }

.field-grid, .slider-grid {
  display: grid; gap: 14px; margin-top: 18px;
  grid-template-columns: 1fr 1fr;
}
.field, .currency-field { display: flex; flex-direction: column; gap: 8px; }
.field span { color: #eef1ff; font-size: .95rem; font-weight: 600; }
.field small { color: var(--muted); font-weight: 500; }
.field-full { grid-column: 1 / -1; }
input[type="number"], input[type="date"] {
  width: 100%; border: 1px solid rgba(255,255,255,.09); outline: none; color: var(--text);
  background: rgba(255,255,255,.05); padding: 15px 16px; border-radius: 16px; font-size: 1rem;
}
input[type="number"]:focus, input[type="date"]:focus { border-color: rgba(103,232,249,.6); box-shadow: 0 0 0 4px rgba(103,232,249,.12); }
input[type="range"] { width: 100%; accent-color: #a78bfa; }
.currency-wrap {
  display: grid; grid-template-columns: 48px 1fr; align-items: center;
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.09); border-radius: 16px; overflow: hidden;
}
.currency-wrap span { display: grid; place-items: center; color: #e9ddff; font-weight: 700; background: rgba(255,255,255,.04); height: 100%; }
.currency-wrap input { border: 0; background: transparent; }
.assumption-box { margin-top: 18px; padding: 18px; }
.assumption-head { display: flex; justify-content: space-between; gap: 12px; align-items: center; }
.assumption-head h3 { margin: 0; font-size: 1rem; }
.pill-btn {
  border: 0; background: rgba(255,255,255,.09); color: var(--text);
  border-radius: 999px; padding: 10px 14px; font-weight: 600; cursor: pointer;
}
.pill-btn:hover { background: rgba(255,255,255,.14); }
.muted { color: var(--muted); margin: 8px 0 0; font-size: .95rem; }
.helper-note {
  margin-top: 16px; padding: 14px 16px; border-radius: 16px; background: rgba(236,72,153,.10);
  border: 1px solid rgba(236,72,153,.18); color: #ffd8eb; font-size: .95rem; line-height: 1.5;
}

.results-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 16px; }
.result-feature { grid-column: 1 / -1; padding: 24px; }
.result-topline { color: #ddd9ff; font-weight: 600; margin-bottom: 12px; }
.money-xl { font-size: clamp(2.6rem, 5vw, 4.7rem); line-height: .95; font-weight: 800; letter-spacing: -0.04em; }
.money-caption { color: var(--muted); margin: 8px 0 18px; }
.money-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.money-row div { padding: 14px 16px; border-radius: 18px; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08); }
.money-row span { display: block; color: var(--muted); margin-bottom: 6px; }
.money-row strong { font-size: 1.1rem; }
.metric-card { padding: 22px; display: flex; flex-direction: column; gap: 10px; }
.metric-label, .metric-sub { color: var(--muted); }
.metric-value { font-size: clamp(1.8rem, 3vw, 2.6rem); line-height: 1; }

.breakdown-card, .methodology-card, .sources { margin-top: 16px; padding: 22px; }
.breakdown-list { display: grid; gap: 18px; }
.break-item { display: grid; gap: 12px; }
.break-item > div:first-child { display: flex; justify-content: space-between; gap: 10px; align-items: center; }
.break-item span { color: var(--muted); }
.bar { height: 12px; border-radius: 999px; background: rgba(255,255,255,.06); overflow: hidden; }
.bar > div {
  height: 100%; border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--accent-3));
  width: 0%; transition: width .45s ease;
}
.methodology-card ol { margin: 0; padding-left: 18px; color: #ebeeff; }
.methodology-card li { margin-bottom: 10px; line-height: 1.55; }
.disclaimer { margin: 16px 0 0; color: var(--muted); line-height: 1.6; }
.sources ul { margin: 0; padding-left: 18px; }
.sources li { margin-bottom: 10px; color: var(--muted); }
.sources a { color: #c7d2fe; text-decoration: none; }
.sources a:hover { text-decoration: underline; }

@media (max-width: 1080px) {
  .layout { grid-template-columns: 1fr; }
  .panel-left { position: static; }
}
@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; }
  .results-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .app-shell { padding: 16px 12px 28px; }
  .hero, .panel-left, .result-feature, .metric-card, .breakdown-card, .methodology-card, .sources { padding: 18px; }
  .field-grid, .slider-grid, .money-row { grid-template-columns: 1fr; }
}