:root {
  --bg: #f4f8fb;
  --panel: #ffffff;
  --ink: #102033;
  --muted: #607185;
  --line: #dbe6ef;
  --blue: #1769e0;
  --blue-dark: #0d3d8d;
  --green: #0f766e;
  --green-bright: #11a987;
  --green-soft: #dcf7ef;
  --amber-soft: #fff4d8;
  --shadow: 0 22px 70px rgba(18, 42, 74, 0.11);
  --shadow-soft: 0 12px 34px rgba(18, 42, 74, 0.08);
  --radius: 24px;
  --radius-sm: 16px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 0%, rgba(23, 105, 224, 0.16) 0, transparent 30rem),
    radial-gradient(circle at 92% 8%, rgba(17, 169, 135, 0.16) 0, transparent 28rem),
    linear-gradient(180deg, #f8fbfe 0%, var(--bg) 45%, #f6f9fc 100%);
  line-height: 1.62;
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
.skip-link { position: absolute; left: -999px; top: 10px; background: #fff; padding: 10px 14px; border-radius: 10px; z-index: 10; }
.skip-link:focus { left: 10px; }
.top-strip { text-align: center; padding: 8px 16px; background: #0b1f33; color: #dff8f0; font-size: 13px; font-weight: 750; }
.site-header {
  position: sticky; top: 0; z-index: 5;
  display: flex; justify-content: space-between; align-items: center; gap: 24px;
  max-width: 1180px; margin: 0 auto; padding: 18px 24px;
  backdrop-filter: blur(16px);
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; min-width: 260px; }
.brand-mark {
  display: grid; place-items: center; width: 50px; height: 50px; border-radius: 16px;
  background: linear-gradient(135deg, var(--blue), var(--green-bright)); color: white;
  box-shadow: 0 12px 28px rgba(15, 118, 110, 0.24);
  font-weight: 900; letter-spacing: -0.04em;
}
.brand-mark.image-mark { background: transparent; box-shadow: none; border-radius: 15px; overflow: hidden; }
.brand-mark.image-mark img { width: 50px; height: 50px; display: block; image-rendering: auto; }
.brand strong { display: block; letter-spacing: -0.03em; }
.brand small { display: block; max-width: 455px; color: var(--muted); font-size: 12px; line-height: 1.3; }
nav { display: flex; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
nav a { color: var(--muted); font-weight: 800; font-size: 14px; padding: 8px 10px; border-radius: 999px; }
nav a.active, nav a:hover { color: var(--blue); background: rgba(23, 105, 224, 0.08); text-decoration: none; }
main { max-width: 1180px; margin: 0 auto; padding: 0 24px 60px; }
.hero { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(310px, 0.65fr); gap: 28px; align-items: stretch; padding: 34px 0 30px; }
.hero-copy, .hero-panel, .card, .page-head, .article, .section, .featured-guide {
  background: rgba(255, 255, 255, 0.9); border: 1px solid rgba(219, 230, 239, 0.95); box-shadow: var(--shadow); border-radius: var(--radius);
}
.hero-copy { padding: clamp(34px, 6vw, 62px); position: relative; overflow: hidden; min-width: 0; }
.hero-copy::after { content: ""; position: absolute; inset: auto -90px -110px auto; width: 280px; height: 280px; border-radius: 999px; background: rgba(17, 169, 135, 0.13); }
.hero h1, .page-head h1 { margin: 10px 0 18px; font-size: clamp(40px, 7vw, 74px); line-height: 0.95; letter-spacing: -0.07em; max-width: 850px; }
.lede, .hero p, .page-head p { color: var(--muted); font-size: clamp(17px, 2.1vw, 20px); max-width: 760px; }
.eyebrow { color: var(--green); font-weight: 900; text-transform: uppercase; letter-spacing: 0.12em; font-size: 12px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; position: relative; z-index: 1; }
.button {
  display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--line);
  border-radius: 999px; padding: 13px 18px; color: var(--ink); font-weight: 900; background: #fff; text-decoration: none;
  box-shadow: var(--shadow-soft); transition: transform .15s ease, box-shadow .15s ease;
}
.button.primary { background: linear-gradient(135deg, var(--blue), var(--blue-dark)); color: #fff; border-color: transparent; }
.button:hover { transform: translateY(-2px); text-decoration: none; box-shadow: 0 18px 42px rgba(18, 42, 74, 0.14); }
.trust-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; color: var(--muted); font-size: 13px; font-weight: 850; }
.trust-row span { background: #eef6ff; border: 1px solid #d7e9fb; padding: 8px 10px; border-radius: 999px; }
.hero-panel { padding: 28px; background: linear-gradient(180deg, #ffffff, #ecfbf7); }
.panel-label { color: var(--muted); font-size: 13px; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 14px; }
.rank-list { list-style: none; counter-reset: item; padding: 0; margin: 0; display: grid; gap: 10px; }
.rank-list li { counter-increment: item; display: grid; grid-template-columns: 34px 1fr; gap: 10px; padding: 14px; border: 1px solid #d8eee8; background: rgba(255,255,255,.74); border-radius: 15px; }
.rank-list li::before { content: counter(item); display: grid; place-items: center; width: 30px; height: 30px; border-radius: 10px; background: var(--green); color: #fff; font-weight: 900; }
.rank-list strong, .rank-list span { grid-column: 2; }
.rank-list span { color: var(--muted); font-size: 14px; margin-top: -4px; }
.featured-guide {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  margin: 0 0 28px;
  padding: clamp(24px, 4vw, 38px);
  background: linear-gradient(135deg, rgba(255,255,255,0.96), rgba(236, 251, 247, 0.95));
  border-color: rgba(20, 184, 166, 0.25);
}
.featured-guide h2 { margin: 8px 0 10px; font-size: clamp(28px, 4vw, 42px); line-height: 1.02; letter-spacing: -0.055em; }
.featured-guide p { color: var(--muted); max-width: 760px; }
.feature-points { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }
.feature-points span { padding: 8px 10px; border-radius: 999px; background: #fff; border: 1px solid #d9eee9; color: var(--ink); font-size: 13px; font-weight: 900; }
.section { padding: clamp(26px, 4vw, 38px); margin-top: 28px; }
.score-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; box-shadow: var(--shadow-soft); }
.score-strip div { padding: 16px; border-radius: 18px; background: #f7fbff; border: 1px solid #e1edf8; }
.score-strip strong, .score-strip span { display: block; }
.score-strip span { color: var(--muted); font-size: 14px; margin-top: 4px; }
.section-heading { max-width: 780px; margin-bottom: 22px; }
.section-heading h2, .split h2 { font-size: clamp(30px, 4vw, 42px); line-height: 1.04; letter-spacing: -0.055em; margin: 8px 0; }
.section-heading p { color: var(--muted); }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { padding: 24px; box-shadow: var(--shadow-soft); transition: transform .15s ease, border-color .15s ease; }
.card:hover { transform: translateY(-3px); border-color: rgba(23, 105, 224, .28); }
.card h3 { margin: 10px 0; font-size: 22px; line-height: 1.15; letter-spacing: -0.035em; }
.card h3 a { color: var(--ink); }
.card p { color: var(--muted); margin-bottom: 18px; }
.card-link { font-weight: 900; }
.split { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 32px; align-items: start; }
.check-list p { margin: 0 0 12px; padding: 14px 16px; background: var(--green-soft); border-radius: 14px; font-weight: 800; }
.page-head { padding: clamp(30px, 5vw, 48px); margin: 30px 0; }
.article { padding: min(7vw, 58px); max-width: 940px; margin: 30px auto; }
.article.narrow { max-width: 780px; }
.article h1 { font-size: clamp(34px, 5vw, 58px); line-height: 0.98; letter-spacing: -0.06em; margin: 10px 0 20px; }
.article h2 { font-size: clamp(28px, 3.4vw, 36px); line-height: 1.08; letter-spacing: -0.045em; margin-top: 46px; scroll-margin-top: 100px; }
.article h3 { font-size: 24px; margin-top: 32px; letter-spacing: -0.02em; }
.article p, .article li { color: #26384d; }
.article li { margin: 8px 0; }
.article blockquote { margin: 24px 0; padding: 16px 22px; background: #f0f7ff; border-left: 4px solid var(--blue); border-radius: 12px; }
.article code { background: #eef2f7; padding: 2px 6px; border-radius: 6px; }
.back-link { display: inline-block; margin-bottom: 18px; color: var(--muted); font-weight: 900; }
.decision-box { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 24px 0; }
.decision-box div { padding: 18px; border-radius: 18px; background: #f7fbff; border: 1px solid #dcebf8; }
.decision-box span { display: block; color: var(--green); font-weight: 900; text-transform: uppercase; letter-spacing: .08em; font-size: 11px; margin-bottom: 6px; }
.decision-box strong { display: block; line-height: 1.35; }
.toc { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 14px; margin: 24px 0 30px; padding: 18px; background: #fbfcfe; border: 1px solid var(--line); border-radius: 18px; }
.toc strong { grid-column: 1 / -1; margin-bottom: 4px; }
.toc a { color: var(--muted); font-weight: 750; padding: 8px 10px; border-radius: 10px; background: #f4f8fc; }
.toc a:hover { background: #eaf3ff; text-decoration: none; }
.table-wrap { overflow-x: auto; margin: 24px 0; border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow-soft); }
table { width: 100%; border-collapse: collapse; background: #fff; min-width: 640px; }
th, td { text-align: left; vertical-align: top; padding: 14px; border-bottom: 1px solid var(--line); }
th { background: #f4f8fc; font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
tr:last-child td { border-bottom: 0; }
.vendor-card {
  margin: 20px 0;
  padding: 24px;
  border: 1px solid rgba(151, 202, 220, 0.8);
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(255,255,255,0.98), rgba(240, 253, 250, 0.78));
  box-shadow: var(--shadow-soft);
}
.vendor-card h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-size: clamp(23px, 3vw, 28px);
}
.vendor-card h3::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--green), var(--blue));
  box-shadow: 0 0 0 5px rgba(20, 184, 166, 0.12);
  flex: 0 0 auto;
}
.vendor-card p { margin: 10px 0; }
.vendor-card p strong { color: var(--ink); }
.vendor-card a { font-weight: 900; }
.disclosure-box { margin-top: 42px; padding: 18px; border-radius: 16px; background: var(--amber-soft); border: 1px solid #ffe1a3; color: #5a3b00; }
.related { margin-top: 42px; }
.related-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.related-card { display: block; padding: 18px; border-radius: 16px; border: 1px solid var(--line); background: #fff; color: var(--ink); }
.related-card:hover { text-decoration: none; border-color: rgba(23,105,224,.32); }
.related-card span, .related-card small { display: block; color: var(--muted); }
.related-card span { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; font-weight: 900; color: var(--green); }
.related-card strong { display: block; margin: 6px 0; line-height: 1.25; }
.site-footer { max-width: 1180px; margin: 0 auto; padding: 32px 24px 48px; color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 24px; }
.site-footer p { margin: 6px 0 0; }
.footer-brand { display: flex; align-items: center; gap: 10px; color: var(--ink); }
.footer-brand .brand-mark,
.footer-brand .brand-mark img { width: 34px; height: 34px; border-radius: 11px; flex: 0 0 auto; image-rendering: auto; }
.footer-links { display: flex; gap: 14px; flex-wrap: wrap; font-weight: 800; }
@media (max-width: 920px) {
  .site-header { flex-direction: column; align-items: flex-start; position: static; }
  .hero, .split, .score-strip, .featured-guide { grid-template-columns: minmax(0, 1fr); }
  .grid { grid-template-columns: 1fr; }
  .site-header nav { width: 100%; justify-content: flex-start; }
}
@media (max-width: 640px) {
  main, .site-header, .site-footer { width: min(100%, 390px); margin-left: 0; margin-right: 0; }
  main { padding-left: 16px; padding-right: 16px; }
  .site-header { gap: 14px; padding: 14px 16px 12px; overflow: hidden; }
  .top-strip { font-size: 12px; white-space: normal; padding: 7px 12px; }
  .brand { min-width: 0; align-items: center; }
  .brand-mark,
  .brand-mark.image-mark img { width: 42px; height: 42px; border-radius: 13px; }
  .brand small { display: none; }
  .site-header nav { flex-wrap: wrap; overflow: visible; gap: 8px; padding: 0; }
  .site-header nav a { white-space: nowrap; font-size: 13px; padding: 7px 10px; }
  .hero { padding-top: 18px; }
  .hero h1, .page-head h1 { font-size: clamp(34px, 10.2vw, 40px); letter-spacing: -0.06em; overflow-wrap: break-word; }
  .article h1 { font-size: clamp(32px, 9.4vw, 42px); letter-spacing: -0.055em; }
  .article h2 { font-size: clamp(26px, 8vw, 32px); }
  .hero-copy, .article, .page-head, .section, .featured-guide { border-radius: 18px; }
  .article { margin-top: 22px; padding: 34px; }
  .hero-copy { padding: 28px; }
  .hero-actions .button { width: 100%; padding-left: 14px; padding-right: 14px; }
  .toc { grid-template-columns: 1fr; gap: 8px; padding: 14px; }
  .toc a { font-size: 13px; padding: 9px 10px; overflow-wrap: anywhere; }
  .decision-box, .related-grid { grid-template-columns: 1fr; }
  .table-wrap { overflow: visible; border: 0; box-shadow: none; border-radius: 0; background: transparent; }
  table, thead, tbody, tr, td { display: block; width: 100%; min-width: 0; }
  thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  table { border-collapse: separate; border-spacing: 0; background: transparent; font-size: 15px; }
  tr { margin: 0 0 14px; padding: 14px 16px; border: 1px solid var(--line); border-radius: 18px; background: #fff; box-shadow: var(--shadow-soft); }
  td { display: block; padding: 11px 0; border-bottom: 1px solid #e8eef5; overflow-wrap: break-word; }
  td:last-child { border-bottom: 0; }
  td::before { content: attr(data-label); display: block; color: var(--muted); font-size: 11px; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; line-height: 1.35; margin-bottom: 5px; }
  .vendor-card { padding: 18px; border-radius: 18px; }
  .vendor-card h3 { font-size: 22px; align-items: flex-start; }
  .vendor-card h3::before { margin-top: 7px; }
  .site-footer { display: block; }
  .footer-links { margin-top: 16px; }
}