/* Trade Cover Finder — clean, functional, mobile-first */
:root {
  --navy: #0b2545;
  --navy-2: #13315c;
  --ink: #1c2b3a;
  --muted: #5b6b7c;
  --line: #e3e9f0;
  --bg: #f6f8fb;
  --card: #ffffff;
  --green: #16a34a;
  --green-soft: #e9f9ef;
  --green-ink: #116b34;
  --amber-soft: #fef4e6;
  --amber-ink: #92580a;
  --blue-soft: #eaf2ff;
  --blue-ink: #1d4ed8;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(11, 37, 69, .06), 0 8px 24px rgba(11, 37, 69, .07);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.wrap-narrow { max-width: 800px; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .4em; }
h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); color: var(--navy); }
a { color: var(--blue-ink); }
img { max-width: 100%; }

/* Topbar */
.topbar { background: var(--navy); position: sticky; top: 0; z-index: 50; }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-size: 1.12rem; letter-spacing: .01em; }
.brand b { color: #4ade80; }
.brand-mark { width: 30px; height: 30px; border-radius: 8px; }
.topnav { display: flex; gap: 22px; }
.topnav a { color: #cfe0f5; text-decoration: none; font-size: .93rem; font-weight: 600; }
.topnav a:hover { color: #fff; }
@media (max-width: 560px) { .topnav { gap: 14px; } .topnav a { font-size: .84rem; } }

/* Hero */
.hero { background: linear-gradient(180deg, var(--navy) 0%, var(--navy-2) 100%); color: #fff; padding: 54px 0 84px; text-align: center; }
.hero h1 { font-size: clamp(1.7rem, 4.4vw, 2.7rem); max-width: 820px; margin: 0 auto .5em; }
.hero-sub { color: #c9d8ee; max-width: 680px; margin: 0 auto 30px; font-size: 1.03rem; }
.hero-sub strong { color: #fff; }
.hero-sub em { color: #4ade80; font-style: normal; }
.hero-note { color: #9db4d3; font-size: .85rem; margin-top: 18px; }
.hero-note a { color: #9db4d3; }

/* Search card */
.search-card {
  display: grid;
  grid-template-columns: 1.4fr .8fr auto auto;
  gap: 14px; align-items: end;
  background: var(--card); border-radius: var(--radius);
  padding: 20px; box-shadow: var(--shadow);
  max-width: 920px; margin: 0 auto; text-align: left;
}
.field label, .field-cover legend { display: block; font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin-bottom: 6px; }
.field select, .field-cover select {
  width: 100%; padding: 11px 12px; font-size: 1rem; color: var(--ink);
  border: 1px solid var(--line); border-radius: 10px; background: #fff;
}
.field-cover { border: 0; padding: 0; margin: 0; }
.cover-toggle { display: flex; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.cover-toggle label { flex: 1; }
.cover-toggle input { position: absolute; opacity: 0; }
.cover-toggle span {
  display: block; text-align: center; padding: 11px 18px; font-weight: 700; font-size: .98rem;
  color: var(--muted); cursor: pointer; user-select: none;
}
.cover-toggle label + label span { border-left: 1px solid var(--line); }
.cover-toggle input:checked + span { background: var(--navy); color: #fff; }
.cover-toggle input:focus-visible + span { outline: 2px solid var(--blue-ink); outline-offset: -3px; }
.btn-primary {
  padding: 13px 22px; font-size: 1rem; font-weight: 700; border: 0; border-radius: 10px;
  background: var(--green); color: #fff; cursor: pointer; white-space: nowrap;
}
.btn-primary:hover { background: #128a3e; }
.btn-primary:active { transform: translateY(1px); }
@media (max-width: 760px) {
  .search-card { grid-template-columns: 1fr 1fr; }
  .field-trade { grid-column: 1 / -1; }
  .btn-primary { grid-column: 1 / -1; }
}

/* Results */
.results { margin: -52px 0 10px; position: relative; z-index: 5; }
.results-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 14px; }
.results-meta { color: var(--muted); font-size: .9rem; margin: 0; }
.results-sort { display: flex; align-items: center; gap: 8px; font-size: .88rem; color: var(--muted); }
.results-sort select { padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }

.filter-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; align-items: center; }
.filter-spacer { flex: 1; }
.chip {
  border: 1px solid var(--line); background: #fff; color: var(--muted);
  border-radius: 999px; padding: 7px 14px; font-size: .85rem; font-weight: 600; cursor: pointer;
}
.chip:hover { border-color: #c4cfdb; color: var(--ink); }
.chip.is-active { background: var(--navy); border-color: var(--navy); color: #fff; }
.chip-toggle.is-active { background: var(--green-soft); border-color: #b5e8c8; color: var(--green-ink); }

.results-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(310px, 1fr)); gap: 14px; }
.result-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; display: flex; flex-direction: column; gap: 10px; position: relative; box-shadow: 0 1px 2px rgba(11,37,69,.04);
}
.result-card.is-best { border: 2px solid var(--green); }
.best-ribbon {
  position: absolute; top: -11px; left: 16px; background: var(--green); color: #fff;
  font-size: .72rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase;
  padding: 3px 10px; border-radius: 999px;
}
.result-rank { position: absolute; top: 14px; right: 16px; font-size: .8rem; font-weight: 800; color: #b6c2cf; }
.result-name { font-size: 1.06rem; font-weight: 800; color: var(--navy); display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-right: 26px; }
.badge { font-size: .68rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; padding: 3px 8px; border-radius: 999px; }
.badge-direct { background: var(--blue-soft); color: var(--blue-ink); }
.badge-broker { background: #f3e8ff; color: #6d28d9; }
.badge-comparison { background: var(--amber-soft); color: var(--amber-ink); }
.result-price { display: flex; align-items: baseline; gap: 7px; }
.price-num { font-size: 1.85rem; font-weight: 800; color: var(--navy); }
.price-per { color: var(--muted); font-size: .9rem; }
.price-annual { color: var(--muted); font-size: .82rem; }
.price-na { color: var(--muted); font-size: .95rem; font-weight: 600; }
.trust { display: flex; align-items: center; gap: 6px; font-size: .82rem; color: var(--muted); }
.stars { color: #00b67a; font-weight: 800; letter-spacing: 1px; }
.feat-list { display: flex; flex-wrap: wrap; gap: 6px; }
.feat { font-size: .74rem; font-weight: 600; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 3px 8px; }
.result-cta {
  margin-top: auto; display: block; text-align: center; text-decoration: none;
  background: var(--navy); color: #fff; font-weight: 700; font-size: .95rem;
  padding: 11px 0; border-radius: 10px;
}
.result-cta:hover { background: var(--navy-2); }
.result-card.is-best .result-cta { background: var(--green); }
.result-card.is-best .result-cta:hover { background: #128a3e; }
.result-note { font-size: .78rem; color: var(--muted); margin: 0; }

.aggregator-strip {
  margin-top: 18px; background: var(--blue-soft); border: 1px solid #cfdff9;
  border-radius: var(--radius); padding: 16px 18px; font-size: .92rem; color: var(--blue-ink);
}
.aggregator-strip h3 { font-size: .95rem; margin-bottom: 6px; }
.aggregator-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.aggregator-links a {
  background: #fff; border: 1px solid #cfdff9; border-radius: 999px; padding: 7px 14px;
  font-size: .85rem; font-weight: 700; text-decoration: none; color: var(--blue-ink);
}
.aggregator-links a:hover { border-color: var(--blue-ink); }

/* Sections */
section { padding: 64px 0; }
.how { background: #fff; border-top: 1px solid var(--line); }
.how-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 26px; }
.how-step { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.how-num {
  display: inline-flex; width: 32px; height: 32px; border-radius: 50%; align-items: center; justify-content: center;
  background: var(--navy); color: #fff; font-weight: 800; margin-bottom: 10px;
}
.how-step h3 { font-size: 1.05rem; color: var(--navy); }
.how-step p { color: var(--muted); font-size: .93rem; margin: 0; }
@media (max-width: 760px) { .how-grid { grid-template-columns: 1fr; } }

/* Sources table */
.sources { background: var(--bg); }
.sources-intro { color: var(--muted); margin-top: -6px; }
.table-scroll { overflow-x: auto; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 1px 2px rgba(11,37,69,.04); }
.sources-table { width: 100%; border-collapse: collapse; font-size: .9rem; min-width: 720px; }
.sources-table th, .sources-table td { padding: 11px 14px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
.sources-table th { background: #fbfcfe; color: var(--muted); font-size: .76rem; text-transform: uppercase; letter-spacing: .05em; position: sticky; top: 0; }
.sources-table tbody tr:last-child td { border-bottom: 0; }
.sources-table tbody tr:hover { background: #fafcff; }
.sources-table .name-cell { font-weight: 700; color: var(--navy); }
.sources-table .tick { color: var(--green); font-weight: 800; }
.sources-table .cross { color: #c33; font-weight: 800; }
.table-note { color: var(--muted); font-size: .82rem; margin-top: 10px; }

/* Methodology */
.methodology { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.method-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 36px; }
.method-grid p { color: var(--muted); }
.method-facts { background: var(--green-soft); border: 1px solid #b5e8c8; border-radius: var(--radius); padding: 20px 22px; }
.method-facts h3 { color: var(--green-ink); font-size: 1rem; }
.method-facts ul { margin: 8px 0 0; padding-left: 18px; color: var(--green-ink); font-size: .9rem; }
.method-facts li { margin-bottom: 8px; }
@media (max-width: 760px) { .method-grid { grid-template-columns: 1fr; } }

/* FAQ */
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 0 18px; margin-bottom: 10px; }
.faq summary { font-weight: 700; color: var(--navy); padding: 15px 0; cursor: pointer; }
.faq details[open] summary { border-bottom: 1px solid var(--line); }
.faq details p { color: var(--muted); font-size: .93rem; padding-bottom: 14px; }

/* Footer */
.footer { background: var(--navy); color: #9db4d3; padding: 34px 0; font-size: .82rem; }
.footer strong { color: #fff; }

[hidden] { display: none !important; }