:root {
  --bg: #0d1520; --card: #16202e; --accent: #2dd4bf; --accent2: #38bdf8;
  --text: #eaf1f7; --muted: #93a3b5; --border: #253243; --win: #1c3a33;
  --neg: #4ade80;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; overflow-x: hidden; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(1100px 500px at 50% -10%, #1a2940 0%, var(--bg) 55%);
  color: var(--text); line-height: 1.5; min-height: 100vh;
}
.wrap { max-width: 860px; margin: 0 auto; padding: 20px 16px 60px; }
header.site { text-align: center; padding: 26px 0 10px; }
.brand { font-size: 26px; font-weight: 800; letter-spacing: -.5px; }
.brand .accent { color: var(--accent); }
.tagline { color: var(--text); margin: 8px 0 0; font-size: 18px; font-weight: 600; }
.lede { color: var(--muted); margin: 8px auto 0; font-size: 15px; line-height: 1.55; max-width: 620px; }
.lede em { color: var(--accent); font-style: normal; font-weight: 600; }

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 16px;
  padding: 22px; margin: 18px 0; box-shadow: 0 6px 24px rgba(0,0,0,.25);
}
.card h2 { margin: 4px 0 14px; font-size: 17px; }
.card h2:not(:first-child) { margin-top: 24px; border-top: 1px solid var(--border); padding-top: 20px; }

.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 18px; }
@media (max-width: 560px) { .grid { grid-template-columns: 1fr; } }
label { display: grid; grid-template-columns: 1fr auto; align-items: center; font-size: 13px; color: var(--muted); gap: 6px 4px; }
label input, label select { grid-column: 1 / -1; }
input, select {
  background: #0f1a27; border: 1px solid var(--border); color: var(--text);
  border-radius: 9px; padding: 10px 12px; font-size: 15px; width: 100%;
}
input:focus, select:focus { outline: none; border-color: var(--accent); }

.btn {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #052027; border: none; padding: 13px 30px; border-radius: 10px;
  font-size: 16px; font-weight: 700; cursor: pointer; margin-top: 20px;
}
.btn:hover { filter: brightness(1.07); } .btn:active { transform: translateY(1px); }
.center { text-align: center; }

.info {
  display: inline-flex; align-items: center; justify-content: center;
  width: 16px; height: 16px; border-radius: 50%; background: var(--border);
  color: var(--text); font-size: 11px; font-style: italic; font-weight: 700;
  cursor: help; margin-left: 4px; user-select: none; flex: none;
}
.info:hover { background: var(--accent); color: #052027; }

.tooltip {
  position: absolute; max-width: 260px; background: #05121c; color: var(--text);
  border: 1px solid var(--accent); border-radius: 10px; padding: 10px 12px;
  font-size: 13px; line-height: 1.45; z-index: 50; box-shadow: 0 8px 30px rgba(0,0,0,.5);
}

.hidden { display: none; }
.sub { color: var(--muted); font-size: 13px; font-weight: 400; }
.verdict { font-size: 16px; background: var(--win); border: 1px solid var(--accent);
  border-radius: 10px; padding: 12px 14px; }

.result-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 16px; }
@media (max-width: 680px) { .result-cards { grid-template-columns: 1fr; } }
.rcard { background: #0f1a27; border: 1px solid var(--border); border-radius: 12px; padding: 16px; position: relative; }
.rcard.win { border-color: var(--accent); background: var(--win); }
.badge { position: absolute; top: -10px; right: 12px; background: var(--accent); color: #052027;
  font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 20px; }
.rcard h3 { margin: 0 0 6px; font-size: 15px; }
.net { font-size: 24px; font-weight: 800; margin-bottom: 10px; }
.lines { font-size: 13px; }
.line { display: flex; justify-content: space-between; padding: 3px 0; color: var(--muted); }
.line span:last-child { color: var(--text); font-variant-numeric: tabular-nums; }
.line .neg { color: var(--neg); }
.weekly { margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--border); }
.wk { display: flex; justify-content: space-between; align-items: center; padding: 3px 0; font-size: 13px; color: var(--muted); }
.wk strong { color: var(--accent); font-size: 15px; font-variant-numeric: tabular-nums; }
.rnote { font-size: 12px; color: var(--muted); margin: 10px 0 0; font-style: italic; }

.assumptions { margin-top: 18px; font-size: 14px; }
.assumptions summary { cursor: pointer; color: var(--accent); }
.assumptions ul { color: var(--muted); font-size: 13px; line-height: 1.6; margin-top: 10px; }

.ad-slot { min-height: 90px; display: flex; align-items: center; justify-content: center; color: #3a4a5a; border: 1px dashed var(--border); border-radius: 12px; font-size: 13px; margin: 18px 0; }
.estimate-line { font-size: 13px; color: var(--muted); margin: 10px 2px 0; line-height: 1.5; }
.estimate-line strong { color: var(--accent); }
.advanced { margin-top: 20px; border-top: 1px solid var(--border); padding-top: 16px; }
.advanced summary { cursor: pointer; font-size: 15px; }
.advanced summary:hover { color: var(--accent); }
.advanced .grid { margin-top: 12px; }

.cta { margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--border); }
.cta-btn { display: block; text-align: center; background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #052027; font-weight: 700; text-decoration: none; padding: 10px 14px; border-radius: 9px; font-size: 14px; }
.cta-btn:hover { filter: brightness(1.07); }
.cta-sub { font-size: 11px; color: var(--muted); margin: 7px 0 0; text-align: center; }

.explainer .intro { color: var(--muted); font-size: 14px; }
.explainer details { border-top: 1px solid var(--border); padding: 12px 0; }
.explainer summary { cursor: pointer; font-size: 15px; }
.explainer summary:hover { color: var(--accent); }
.exp-body { color: var(--muted); font-size: 14px; line-height: 1.6; margin-top: 10px; }
.exp-body strong { color: var(--text); }

.disclaimer-card { background: transparent; box-shadow: none; }
.disclaimer { color: var(--muted); font-size: 13px; margin: 0; }
footer.site { text-align: center; color: var(--muted); font-size: 13px; margin-top: 24px; }