:root {
  --green-950: #0a1f14;
  --green-900: #0e2b1c;
  --green-800: #14402a;
  --green-600: #1f6b45;
  --green-100: #dcefe4;
  --orange: #f59e0b;
  --orange-600: #d97706;
  --red: #dc2626;
  --ink: #0f172a;
  --gray-600: #475569;
  --gray-100: #f1f5f9;
  --white: #ffffff;
  --radius: 12px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
}
a { color: var(--green-600); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  background: var(--green-950);
  color: var(--white);
  padding: 14px 0;
  position: sticky; top: 0; z-index: 50;
  box-shadow: 0 2px 12px rgba(0,0,0,.25);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.logo { font-size: 20px; font-weight: 800; color: var(--white); letter-spacing: .2px; }
.logo span { color: var(--orange); }
.main-nav { display: flex; gap: 18px; font-size: 14px; flex-wrap: wrap; }
.main-nav a { color: #cde9d8; font-weight: 600; }
.main-nav a:hover { color: var(--white); text-decoration: none; }

/* Hero + Calculator */
.hero { background: linear-gradient(160deg, var(--green-950) 0%, var(--green-800) 100%); color: var(--white); padding: 34px 0 44px; }
.hero h1 { font-size: clamp(24px, 4vw, 36px); line-height: 1.2; font-weight: 800; text-align: center; }
.hero .sub { text-align: center; color: #bfe0cd; margin: 10px 0 26px; font-size: 15px; }

.calc-card {
  background: var(--white);
  color: var(--ink);
  border-radius: 16px;
  padding: 22px;
  box-shadow: 0 12px 40px rgba(0,0,0,.35);
}
.format-toggle { display: flex; justify-content: center; gap: 8px; margin-bottom: 18px; }
.format-toggle button {
  border: 1.5px solid var(--gray-100); background: var(--white); color: var(--gray-600);
  border-radius: 999px; padding: 6px 16px; font-size: 13px; font-weight: 700; cursor: pointer;
}
.format-toggle button.active { background: var(--green-800); border-color: var(--green-800); color: var(--white); }

.sides { display: grid; grid-template-columns: 1fr auto 1fr; gap: 14px; align-items: start; }
@media (max-width: 760px) { .sides { grid-template-columns: 1fr; } }
.side { border: 1.5px solid var(--gray-100); border-radius: var(--radius); padding: 14px; min-height: 180px; }
.side h3 { font-size: 13px; text-transform: uppercase; letter-spacing: .6px; color: var(--gray-600); margin-bottom: 10px; }
.side.give h3 { color: var(--red); }
.side.get h3 { color: var(--green-600); }

.search-box { position: relative; }
.search-box input {
  width: 100%; padding: 9px 12px; border: 1.5px solid var(--gray-100); border-radius: 8px;
  font-size: 14px; outline: none;
}
.search-box input:focus { border-color: var(--green-600); }
.dropdown {
  position: absolute; top: calc(100% + 4px); left: 0; right: 0; background: var(--white);
  border: 1px solid var(--gray-100); border-radius: 8px; max-height: 240px; overflow-y: auto;
  box-shadow: 0 10px 30px rgba(0,0,0,.12); z-index: 30; display: none; text-align: left;
}
.dropdown.open { display: block; }
.dropdown .opt { padding: 8px 12px; cursor: pointer; display: flex; justify-content: space-between; gap: 10px; font-size: 13.5px; }
.dropdown .opt:hover, .dropdown .opt.active { background: var(--green-100); }
.dropdown .opt .v { color: var(--green-600); font-weight: 700; white-space: nowrap; }
.dropdown .tabs { display: flex; border-bottom: 1px solid var(--gray-100); }
.dropdown .tabs button { flex: 1; border: 0; background: none; padding: 7px; font-size: 12.5px; font-weight: 700; color: var(--gray-600); cursor: pointer; }
.dropdown .tabs button.active { color: var(--green-800); border-bottom: 2px solid var(--green-600); }

.chips { display: flex; flex-direction: column; gap: 6px; margin-top: 10px; }
.chip {
  display: flex; justify-content: space-between; align-items: center; gap: 8px;
  background: var(--gray-100); border-radius: 8px; padding: 7px 10px; font-size: 13.5px; font-weight: 600;
}
.chip .x { cursor: pointer; color: var(--gray-600); font-weight: 800; padding: 0 4px; }
.chip .x:hover { color: var(--red); }
.side-total { margin-top: 10px; text-align: right; font-size: 14px; font-weight: 800; color: var(--ink); }

.vs { align-self: center; font-size: 20px; font-weight: 900; color: var(--gray-600); padding: 8px 4px; }

.verdict { margin-top: 18px; border-radius: var(--radius); padding: 18px; text-align: center; border: 1.5px solid var(--gray-100); }
.verdict.win { background: #ecfdf3; border-color: #a6f4c5; }
.verdict.lose { background: #fef3f2; border-color: #fecdca; }
.verdict.fair { background: #fffaeb; border-color: #fedf89; }
.verdict .big { font-size: 24px; font-weight: 900; letter-spacing: .3px; }
.verdict.win .big { color: var(--green-600); }
.verdict.lose .big { color: var(--red); }
.verdict.fair .big { color: var(--orange-600); }
.verdict .detail { font-size: 13.5px; color: var(--gray-600); margin-top: 6px; }
.verdict .explain { font-size: 13px; color: var(--gray-600); margin-top: 10px; text-align: left; background: var(--white); border-radius: 8px; padding: 10px 12px; }
.verdict .share-btn {
  margin-top: 12px; border: 0; background: var(--green-800); color: var(--white);
  border-radius: 8px; padding: 8px 18px; font-weight: 700; font-size: 13px; cursor: pointer;
}
.verdict .share-btn:hover { background: var(--green-600); }

/* Sections */
.section { padding: 46px 0; }
.section.alt { background: var(--gray-100); }
.section h2 { font-size: 24px; font-weight: 800; margin-bottom: 14px; }
.section h3 { font-size: 17px; font-weight: 800; margin: 18px 0 8px; }
.section p, .section li { color: #334155; font-size: 15px; }
.section ul, .section ol { padding-left: 22px; margin: 8px 0; }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
@media (max-width: 760px) { .grid2 { grid-template-columns: 1fr; } }

.faq details { border-bottom: 1px solid var(--gray-100); padding: 12px 0; }
.faq summary { font-weight: 700; cursor: pointer; font-size: 15px; }
.faq details p { margin-top: 8px; }

/* Rankings table */
.rank-controls { display: flex; gap: 8px; flex-wrap: wrap; margin: 14px 0; }
.rank-controls button {
  border: 1.5px solid var(--gray-100); background: var(--white); border-radius: 999px;
  padding: 5px 14px; font-size: 13px; font-weight: 700; color: var(--gray-600); cursor: pointer;
}
.rank-controls button.active { background: var(--green-800); color: var(--white); border-color: var(--green-800); }
table.ranks { width: 100%; border-collapse: collapse; font-size: 14px; }
table.ranks th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .5px; color: var(--gray-600); padding: 8px 10px; border-bottom: 2px solid var(--gray-100); }
table.ranks td { padding: 8px 10px; border-bottom: 1px solid var(--gray-100); }
table.ranks tr:hover td { background: var(--green-100); }
table.ranks .num { font-weight: 800; color: var(--green-600); }

/* Footer */
.site-footer { background: var(--green-950); color: #9fc7b2; padding: 28px 0; font-size: 13px; }
.site-footer .cols { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.site-footer a { color: #cde9d8; }
.legal { max-width: 760px; margin: 0 auto; }
.legal h1 { font-size: 26px; margin-bottom: 16px; }
.legal p { margin-bottom: 12px; color: #334155; }

.breadcrumb { font-size: 12.5px; color: var(--gray-600); padding: 14px 0; }