:root {
  --page: #f3f7fa;
  --surface: #ffffff;
  --surface-soft: #eaf1f5;
  --ink: #102a3a;
  --muted: #526978;
  --line: #cbd8df;
  --accent: #087f8c;
  --accent-dark: #073f58;
  --accent-soft: #d8eef2;
  --warm: #0c6678;
  --warm-soft: #e3f0f4;
  --signal: #72dbe5;
  --shadow: 0 14px 36px rgba(16, 42, 58, .12);
  --font-sans: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "BIZ UDPGothic", "Yu Gothic UI", "Yu Gothic", Meiryo, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body, h1, h2, h3, p, dl, dd, figure { margin: 0; }
body {
  min-width: 320px;
  background:
    radial-gradient(circle at 5% 8%, rgba(8, 127, 140, .10), transparent 27rem),
    var(--page);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  font-feature-settings: "palt" 1;
  line-height: 1.85;
  letter-spacing: .01em;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
::selection { background: #bce9ee; }
a:focus-visible, button:focus-visible { outline: 3px solid #31adba; outline-offset: 4px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, .91);
  border-bottom: 1px solid var(--line);
  border-top: 4px solid var(--signal);
  backdrop-filter: blur(14px);
}
.header-inner {
  width: min(1160px, calc(100% - 40px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .02em;
  white-space: nowrap;
}
.brand b { font-weight: 800; }
.brand-signal { display: flex; align-items: end; gap: 2px; width: 25px; height: 23px; }
.brand-signal i { display: block; width: 5px; background: var(--ink); border-radius: 2px 2px 1px 1px; }
.brand-signal i:nth-child(1) { height: 8px; }
.brand-signal i:nth-child(2) { height: 14px; }
.brand-signal i:nth-child(3) { height: 22px; background: var(--warm); }
.desktop-nav { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 32px); }
.desktop-nav a { position: relative; color: #435158; font-size: 14px; font-weight: 800; }
.desktop-nav a::after { content: ""; position: absolute; right: 0; bottom: -7px; left: 0; height: 3px; background: var(--signal); transform: scaleX(0); transform-origin: left; transition: transform .18s ease; }
.desktop-nav a:hover::after { transform: scaleX(1); }
.desktop-nav a:hover { color: var(--accent); }
.mobile-nav { display: none; }

.section-shell { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }
.eyebrow { color: var(--accent); font-size: 13px; font-weight: 800; letter-spacing: .08em; }
.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(290px, .75fr);
  gap: clamp(42px, 6vw, 78px);
  align-items: center;
  margin-top: 34px;
  padding: clamp(50px, 6.5vw, 78px);
  overflow: hidden;
  background:
    linear-gradient(rgba(114, 219, 229, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(114, 219, 229, .07) 1px, transparent 1px),
    linear-gradient(135deg, #073f58 0%, #075f70 100%);
  background-size: 32px 32px, 32px 32px, auto;
  color: white;
  border-radius: 30px;
  box-shadow: 14px 14px 0 #bfdbe1;
}
.hero::before { content: ""; position: absolute; top: -125px; right: 23%; width: 250px; height: 250px; border: 42px solid rgba(114, 219, 229, .20); border-radius: 50%; }
.hero::after { content: ""; position: absolute; right: -45px; bottom: -75px; width: 190px; height: 190px; background: #0a7281; border-radius: 50%; }
.hero > * { position: relative; z-index: 1; }
.hero-copy { max-width: 720px; }
.hero .eyebrow { color: var(--signal); }
.hero .eyebrow span { margin-left: 8px; color: #bfd4dd; }
.hero h1 {
  margin-top: 15px;
  font-family: var(--font-sans);
  font-size: clamp(38px, 4.7vw, 59px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -.045em;
}
.hero h1 em { color: var(--signal); font-style: normal; text-decoration: underline; text-decoration-color: #0da1b1; text-decoration-thickness: 4px; text-underline-offset: 9px; text-decoration-skip-ink: none; white-space: nowrap; }
.hero-lead { max-width: 650px; margin-top: 26px; color: #d9eaf0; font-size: 17px; line-height: 1.95; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 24px; margin-top: 32px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 11px 22px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 800;
}
.button.primary { background: var(--signal); color: var(--ink); box-shadow: 5px 5px 0 #2995a5; }
.button.primary:hover { background: #9ae7ed; transform: translate(2px, 2px); box-shadow: 3px 3px 0 #2995a5; }
.text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--accent-dark); font-size: 15px; font-weight: 800; border-bottom: 1px solid #9ebdc7; }
.hero .text-link { color: white; border-color: #7692a0; }
.hero-note {
  background: #eef6f8;
  color: var(--ink);
  border: 2px solid var(--ink);
  border-radius: 8px;
  box-shadow: 9px 9px 0 var(--signal);
  padding: 30px;
  transform: rotate(1.2deg);
}
.note-sticker { display: inline-block; margin-top: -48px; padding: 5px 12px; background: var(--warm); color: white; font: 800 13px/1.4 Arial, sans-serif; letter-spacing: .08em; transform: rotate(-3deg); }
.hero-note-kicker { margin-top: 18px; color: var(--warm); font-size: 13px; font-weight: 800; }
.hero-note-title { margin-top: 2px; font-family: var(--font-sans); font-size: 23px; font-weight: 800; }
.hero-note dl { margin-top: 17px; }
.hero-note dl > div { padding: 14px 0; border-top: 1px solid rgba(48, 57, 54, .22); }
.hero-note dt { color: var(--accent-dark); font-size: 13px; font-weight: 900; letter-spacing: .05em; }
.hero-note dd { margin-top: 3px; color: var(--muted); font-size: 15px; }

.records { position: relative; padding-block: 112px 100px; }
.records::before { content: ""; position: absolute; top: 56px; left: max(20px, calc((100vw - 1160px) / 2 - 38px)); width: 72px; height: 18px; background: linear-gradient(90deg, var(--warm) 0 55%, var(--signal) 55%); border-radius: 999px; transform: rotate(-4deg); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 34px; }
.section-heading.compact { margin-bottom: 28px; }
.section-heading h2, .field-copy h2 {
  margin-top: 8px;
  font-family: var(--font-sans);
  font-size: clamp(28px, 3vw, 39px);
  line-height: 1.42;
  letter-spacing: -.025em;
}
.section-heading > p { max-width: 410px; padding: 14px 17px; background: #fff; color: var(--muted); border: 2px solid var(--ink); border-radius: 12px; box-shadow: 5px 5px 0 #b6d9df; font-size: 15px; }
.service-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.service-card {
  --card-accent: var(--accent);
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: linear-gradient(145deg, white 64%, color-mix(in srgb, var(--card-accent) 10%, white));
  border: 2px solid var(--ink);
  border-top: 9px solid var(--card-accent);
  border-radius: 20px;
  box-shadow: 7px 7px 0 color-mix(in srgb, var(--card-accent) 45%, var(--page));
  padding: 27px;
  transition: transform .18s ease, box-shadow .18s ease;
}
.service-card:hover { transform: translateY(-5px); box-shadow: 10px 12px 0 color-mix(in srgb, var(--card-accent) 45%, var(--page)); }
.service-card.nuro { --card-accent: #111111; }
.service-card.rakuten { --card-accent: #bf0000; }
.service-card.vpn { --card-accent: #2458c6; }
.service-card header > div { display: flex; justify-content: space-between; gap: 10px; align-items: center; }
.card-category { padding: 3px 8px; background: var(--card-accent); color: white; border-radius: 4px; font-size: 13px; font-weight: 900; }
.card-period { color: var(--muted); font-size: 13px; }
.service-card h3 { margin-top: 12px; font-family: var(--font-sans); font-size: 29px; line-height: 1.4; }
.card-body { margin-top: 18px; color: #4f5e63; font-size: 15px; line-height: 1.9; }
.card-facts { margin-top: 24px; border-top: 1px solid var(--line); }
.card-facts > div { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 12px 0; border-bottom: 1px dashed color-mix(in srgb, var(--card-accent) 40%, var(--line)); }
.card-facts dt { color: var(--muted); font-size: 13px; }
.card-facts dd { display: flex; align-items: baseline; gap: 5px; color: var(--card-accent); white-space: nowrap; }
.card-facts strong { font-family: Arial, sans-serif; font-size: 21px; letter-spacing: -.02em; }
.card-facts dd span { font-size: 13px; font-weight: 700; }
.card-link { display: flex; justify-content: space-between; align-items: center; margin-top: auto; padding-top: 23px; color: var(--card-accent); font-size: 15px; font-weight: 800; }
.card-link:hover span { transform: translateX(3px); }

.supporting-services { position: relative; padding-block: 88px; }
.support-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.support-cards a {
  display: flex;
  flex-direction: column;
  min-height: 290px;
  padding: 30px;
  position: relative;
  overflow: hidden;
  background: var(--warm);
  color: white;
  border: 2px solid var(--ink);
  border-radius: 22px;
  box-shadow: 8px 8px 0 var(--warm-soft);
}
.support-cards a::after { content: ""; position: absolute; right: -45px; bottom: -55px; width: 150px; height: 150px; border: 28px solid rgba(255,255,255,.15); border-radius: 50%; }
.support-cards a:nth-child(2) { background: var(--accent-dark); box-shadow-color: var(--accent-soft); }
.support-cards span { color: #d9f4f7; font-size: 13px; font-weight: 900; letter-spacing: .06em; }
.support-cards h3 { margin-top: 11px; font-family: var(--font-sans); font-size: 27px; line-height: 1.55; }
.support-cards p { position: relative; z-index: 1; margin-top: 15px; color: #edf8fa; font-size: 15px; }
.support-cards b { margin-top: auto; padding-top: 22px; color: white; font-size: 15px; }

.field-notes { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(50px, 7vw, 90px); align-items: center; margin-bottom: 96px; padding: clamp(36px, 5vw, 68px); background: var(--accent-soft); border: 2px solid var(--ink); border-radius: 28px; box-shadow: 12px 12px 0 #a8d1d8; }
.field-copy > p:nth-of-type(2) { margin: 19px 0 24px; color: var(--muted); font-size: 16px; }
.field-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.field-grid > div { min-height: 170px; display: flex; flex-direction: column; padding: 23px; background: var(--surface); border: 2px solid var(--ink); border-radius: 14px; box-shadow: 4px 4px 0 rgba(63,92,80,.2); }
.field-grid > div:nth-child(1), .field-grid > div:nth-child(2), .field-grid > div:nth-child(3) { box-shadow: 5px 5px 0 #b6d9df; }
.field-grid small { color: var(--muted); font-size: 13px; font-weight: 700; }
.field-grid > div > p { display: flex; align-items: baseline; gap: 7px; margin-top: auto; }
.field-grid strong { color: var(--accent); font-family: Arial, sans-serif; font-size: 44px; line-height: 1; }
.field-grid span { color: var(--muted); font-size: 14px; font-weight: 700; }
.field-grid .field-note { background: var(--signal); }
.field-note p { display: block !important; color: #415b68; font-size: 14px; line-height: 1.8; }

.home-about { position: relative; display: grid; grid-template-columns: auto 1fr minmax(240px, .7fr); gap: 34px; align-items: center; margin-bottom: 96px; padding: 42px; background: var(--warm-soft); border: 2px solid var(--ink); border-radius: 22px; box-shadow: 10px 10px 0 #c2dce2; }
.home-author, .author-mark { display: block; flex: 0 0 auto; object-fit: cover; border: 3px solid var(--ink); border-radius: 50%; background: var(--surface); box-shadow: 5px 5px 0 #a8d1d8; }
.home-author { width: 96px; height: 96px; }
.home-about h2 { margin-top: 2px; font-family: var(--font-sans); font-size: 28px; }
.home-about h2 small, .author-box h2 small { color: var(--muted); font-family: Arial, sans-serif; font-size: 13px; font-weight: 700; letter-spacing: .08em; }
.home-about > div:nth-child(2) > p:nth-of-type(2) { margin: 7px 0 15px; color: var(--muted); font-size: 15px; }
.home-about nav { border-top: 1px solid var(--line); }
.home-about nav a { display: flex; align-items: center; justify-content: space-between; padding: 12px 2px; border-bottom: 1px solid var(--line); color: #415158; font-size: 14px; font-weight: 800; }
.home-about nav span { color: var(--accent); }
.author-links { display: flex; flex-wrap: wrap; gap: 12px 20px; }

.site-footer { background: linear-gradient(125deg, #073f58 0%, #102a3a 100%); color: white; padding: 60px 0 24px; border-top: 9px solid var(--signal); }
.footer-main, .footer-bottom { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }
.footer-main { display: grid; grid-template-columns: 1.1fr .9fr; gap: 70px; }
.footer-brand .brand-signal i { background: white; }
.footer-brand .brand-signal i:last-child { background: var(--warm); }
.footer-main > div:first-child > p { max-width: 530px; margin-top: 18px; color: #d4e4e9; font-size: 14px; line-height: 1.9; }
.footer-links { display: grid; grid-template-columns: repeat(2, 1fr); gap: 38px; }
.footer-links > div { display: flex; flex-direction: column; gap: 8px; }
.footer-links b { margin-bottom: 6px; color: #9eb0b0; font-size: 13px; }
.footer-links a { color: #e3e9e8; font-size: 14px; }
.footer-links a:hover { color: #a8e1e7; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 46px; padding-top: 18px; border-top: 1px solid #46565a; color: #aab7b8; font-size: 13px; }

.breadcrumbs { color: #718084; font-size: 13px; }
.breadcrumbs a { color: var(--accent); }
.article-page { background: var(--page); }
.article-shell { width: min(1080px, calc(100% - 40px)); margin: 0 auto; padding-block: 34px 100px; }
.article-hero { position: relative; max-width: 950px; margin-top: 38px; padding: clamp(28px, 4vw, 48px); overflow: hidden; background: linear-gradient(rgba(114,219,229,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(114,219,229,.07) 1px, transparent 1px), linear-gradient(135deg, #073f58 0%, #075f70 100%); background-size: 28px 28px, 28px 28px, auto; color: white; border-radius: 24px; box-shadow: 10px 10px 0 #bfdbe1; }
.article-hero::after { content: ""; position: absolute; right: -42px; bottom: -58px; width: 150px; height: 150px; border: 28px solid rgba(114,219,229,.22); border-radius: 50%; }
.article-hero > * { position: relative; z-index: 1; }
.article-category { display: inline-block; padding: 4px 10px; background: var(--signal); color: var(--ink); border-radius: 4px; font-size: 14px; font-weight: 900; }
.article-category span { color: var(--muted); font-weight: 500; }
.article-hero h1 { margin-top: 14px; font-family: var(--font-sans); font-size: clamp(34px, 4.2vw, 48px); font-weight: 800; line-height: 1.48; letter-spacing: -.025em; }
.article-lead { max-width: 820px; margin-top: 22px; color: #d9eaf0; font-size: 17px; line-height: 2; }
.article-meta { display: flex; flex-wrap: wrap; gap: 12px 26px; margin-top: 25px; }
.article-meta > div { display: flex; align-items: baseline; gap: 7px; }
.article-meta dt { color: #bad1da; font-size: 13px; }
.article-meta dd { font-size: 14px; font-weight: 700; }
.article-shell > .metric-grid { max-width: 950px; margin-top: 28px; }
.metric-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 10px; }
.metric { min-height: 116px; display: flex; flex-direction: column; padding: 18px; background: var(--surface); border: 2px solid var(--ink); border-radius: 12px; box-shadow: 4px 4px 0 var(--accent-soft); }
.metric:nth-child(3n + 1), .metric:nth-child(3n + 2), .metric:nth-child(3n) { box-shadow: 4px 4px 0 #bedde2; }
.metric span { color: var(--muted); font-size: 13px; font-weight: 700; }
.metric strong { margin-top: auto; color: var(--accent); font-family: Arial, "Yu Gothic", sans-serif; font-size: clamp(21px, 2.1vw, 27px); line-height: 1.35; }
.metric small { margin-top: 3px; color: var(--muted); font-size: 13px; }
.article-layout { display: block; max-width: 830px; margin: 56px auto 0; }
.article-body { min-width: 0; padding: clamp(24px, 5vw, 50px); background: rgba(255,255,255,.82); border: 1px solid var(--line); border-radius: 24px; box-shadow: var(--shadow); }
.article-side { display: none; }
.conclusion-box { padding: 0 30px 25px; overflow: hidden; background: #fff; border: 1px solid var(--line); border-top: 8px solid var(--accent); border-radius: 14px; box-shadow: 6px 6px 0 var(--accent-soft); }
.conclusion-title { display: flex; align-items: center; gap: 13px; margin-inline: -30px; padding: 20px 30px 18px; background: #edf7f9; border-bottom: 1px solid var(--line); }
.conclusion-title span { display: inline-flex; flex: 0 0 auto; padding: 4px 9px; background: var(--accent-dark); color: white; border-radius: 4px; font-size: 12px; font-weight: 900; letter-spacing: .05em; }
.conclusion-title strong { display: block; color: var(--ink); font-family: var(--font-sans); font-size: 25px; line-height: 1.4; }
.conclusion-box ul { margin: 13px 0 0; padding: 0; list-style: none; }
.conclusion-box li { position: relative; padding: 13px 0 13px 34px; border-top: 1px solid #dce7eb; color: #183847; font-size: 16.5px; font-weight: 600; line-height: 1.85; }
.conclusion-box li:first-child { border-top: 0; }
.conclusion-box li::before { content: "✓"; position: absolute; top: 15px; left: 2px; display: grid; width: 21px; height: 21px; place-items: center; background: var(--accent); color: white; border-radius: 50%; font-size: 13px; font-weight: 900; line-height: 1; }
.article-toc { margin-top: 34px; padding: 24px 26px; background: #f4fafb; border: 1px solid var(--line); border-left: 6px solid var(--accent); border-radius: 10px; }
.article-toc > strong { color: var(--accent-dark); font-size: 16px; }
.article-toc ol { display: grid; gap: 6px; margin: 14px 0 0; padding-left: 1.6em; color: var(--muted); }
.article-toc a { color: var(--accent-dark); font-size: 14px; font-weight: 700; line-height: 1.65; }
.article-toc a:hover { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.article-section { margin-top: 64px; }
.article-section h2, .related-articles h2 { position: relative; margin-bottom: 22px; padding: 5px 0 12px 18px; border-bottom: 2px solid var(--ink); font-family: var(--font-sans); font-size: clamp(25px, 2.7vw, 31px); font-weight: 800; line-height: 1.55; letter-spacing: -.015em; }
.article-section h2::before, .related-articles h2::before { content: ""; position: absolute; top: 0; bottom: 10px; left: 0; width: 7px; background: var(--warm); border-radius: 2px; }
.article-section > p { margin-top: 16px; color: #37474c; font-size: 16.5px; line-height: 2.05; }
.content-list { display: grid; gap: 9px; margin: 22px 0 0; padding: 0; list-style: none; }
.content-list li { padding: 12px 15px; background: var(--accent-soft); border: 1px solid #b9d9df; border-left: 5px solid var(--accent); color: #294856; font-size: 15px; line-height: 1.8; }
.article-section .metric-grid { margin-top: 22px; }
.table-scroll { margin-top: 24px; overflow-x: auto; border: 1px solid var(--line); border-radius: 9px; }
table { width: 100%; min-width: 600px; border-collapse: collapse; background: var(--surface); font-size: 14px; line-height: 1.75; }
th { padding: 13px 15px; background: var(--accent-dark); color: white; text-align: left; font-weight: 700; }
td { padding: 14px 15px; border-top: 1px solid var(--line); color: #3f4f53; vertical-align: top; }
tbody tr:nth-child(even) td { background: #f1f6f8; }
.note-box { display: grid; grid-template-columns: auto 1fr; gap: 15px; margin-top: 24px; padding: 18px 20px; background: var(--warm-soft); border: 1px solid #c7dde3; border-radius: 9px; }
.note-box > span { color: var(--warm); font-size: 13px; font-weight: 900; }
.note-box p { color: #3f5b68; font-size: 14px; line-height: 1.9; }
.evidence-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr)); gap: 20px; margin-top: 26px; }
.evidence-figure { min-width: 0; margin: 0; }
.evidence-figure > button { display: grid; width: 100%; min-height: 260px; max-height: 540px; padding: 12px; place-items: center; overflow: hidden; background: #edf3f6; border: 1px solid var(--line); border-radius: 10px; cursor: zoom-in; }
.evidence-figure > button:hover { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.evidence-figure img { display: block; width: 100%; height: 100%; max-height: 516px; object-fit: contain; }
.evidence-figure figcaption { margin-top: 9px; color: var(--muted); font-size: 13px; line-height: 1.8; }
.evidence-dialog { width: 100%; height: 100%; max-width: none; max-height: none; padding: 24px; background: transparent; border: 0; }
.evidence-dialog::backdrop { background: rgba(6, 22, 32, .94); }
.evidence-dialog img { display: block; width: auto; max-width: calc(100vw - 48px); height: auto; max-height: calc(100vh - 48px); margin: auto; object-fit: contain; }
.evidence-close { position: fixed; top: 18px; right: 18px; z-index: 2; width: 44px; height: 44px; background: white; color: var(--ink); border: 0; border-radius: 50%; box-shadow: var(--shadow); font-size: 24px; cursor: pointer; }
.affiliate-ad { margin-top: 34px; padding: 20px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }
.affiliate-ad__label { margin-bottom: 12px; color: var(--muted); font-size: 12px; font-weight: 800; letter-spacing: .08em; }
.affiliate-ad__creative { line-height: 1; }
.affiliate-ad--banner { text-align: center; }
.affiliate-ad--banner .affiliate-ad__creative { display: flex; justify-content: center; }
.affiliate-ad--banner .affiliate-ad__creative > a > img { display: block; max-width: 100%; height: auto; }
.affiliate-ad__note { margin-top: 12px; color: var(--muted); font-size: 13px; line-height: 1.7; }
.affiliate-ad--text { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; margin-top: 58px; padding-block: 16px; }
.affiliate-ad--text .affiliate-ad__label { margin: 0; }
.affiliate-ad--text .affiliate-ad__creative { font-size: 16px; font-weight: 800; line-height: 1.5; text-decoration: underline; text-underline-offset: 4px; }
.official-sources { margin-top: 68px; padding: 26px 0; border-block: 1px solid var(--line); }
.official-sources > div { display: flex; align-items: center; gap: 9px; }
.source-dot { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; }
.official-sources strong { font-size: 16px; }
.official-sources > div small { margin-left: auto; color: var(--muted); font-size: 13px; }
.official-sources > p { margin-top: 6px; color: var(--muted); font-size: 14px; }
.official-sources ul { margin: 18px 0 0; padding: 0; list-style: none; }
.official-sources li { display: grid; grid-template-columns: minmax(210px, auto) 1fr; gap: 5px 16px; padding: 8px 0; }
.official-sources a { color: var(--accent); font-size: 14px; font-weight: 800; }
.official-sources li small { color: var(--muted); font-size: 13px; }
.author-box { display: grid; grid-template-columns: auto 1fr; gap: 22px; align-items: center; margin-top: 58px; padding: 28px; background: var(--surface-soft); border: 2px solid var(--ink); border-radius: 16px; box-shadow: 6px 6px 0 #b6d9df; }
.author-mark { width: 74px; height: 74px; }
.author-box span { color: var(--accent); font-size: 13px; font-weight: 800; }
.author-box h2 { font-family: var(--font-sans); font-size: 22px; }
.author-box p { margin-top: 3px; color: var(--muted); font-size: 14px; }
.author-box a { display: inline-block; margin-top: 7px; color: var(--accent-dark); font-size: 14px; font-weight: 800; }
.related-articles { margin-top: 64px; }
.related-articles > .eyebrow { margin-bottom: 8px; }
.related-articles > div { border-top: 1px solid var(--line); }
.related-articles a { display: grid; grid-template-columns: 110px 1fr auto; gap: 16px; align-items: center; padding: 17px 3px; border-bottom: 1px solid var(--line); }
.related-articles a small { color: var(--accent); font-size: 13px; font-weight: 800; }
.related-articles a strong { font-size: 15px; }
.related-articles a > span { color: var(--accent); font-size: 18px; }

.category-page { min-height: 75vh; }
.category-hero { position: relative; width: min(1080px, calc(100% - 40px)); margin: 32px auto 76px; padding: clamp(30px, 5vw, 56px); overflow: hidden; background: linear-gradient(rgba(114,219,229,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(114,219,229,.07) 1px, transparent 1px), linear-gradient(135deg, #073f58 0%, #075f70 100%); background-size: 30px 30px, 30px 30px, auto; color: white; border-radius: 26px; box-shadow: 11px 11px 0 #bfdbe1; }
.category-hero::after { content: ""; position: absolute; top: -85px; right: -55px; width: 220px; height: 220px; background: rgba(114,219,229,.22); border-radius: 50%; }
.category-hero > * { position: relative; z-index: 1; }
.category-hero .breadcrumbs { color: #bad1da; }
.category-hero .breadcrumbs a { color: var(--signal); }
.category-hero .eyebrow { margin-top: 46px; }
.category-hero .eyebrow { color: var(--signal); }
.category-hero h1 { max-width: 820px; margin-top: 13px; font-family: var(--font-sans); font-size: clamp(34px, 4.4vw, 48px); font-weight: 800; line-height: 1.5; letter-spacing: -.025em; }
.category-hero > p:last-child { max-width: 720px; margin-top: 18px; color: #d9eaf0; font-size: 16px; line-height: 2; }
.article-index { width: 100%; max-width: none; padding-block: 72px 92px; background: var(--surface); border-block: 1px solid var(--line); }
.index-head, .article-list { width: min(1080px, calc(100% - 40px)); margin-inline: auto; }
.index-head { display: flex; align-items: baseline; gap: 10px; padding-bottom: 15px; border-bottom: 1px solid var(--line); }
.index-head strong { color: var(--accent); font-family: Arial, sans-serif; font-size: 29px; }
.index-head span { color: var(--muted); font-size: 14px; }
.article-list > a { display: grid; grid-template-columns: 42px 1fr auto; gap: 28px; align-items: start; margin-top: 14px; padding: 28px 24px; background: var(--page); border: 2px solid transparent; border-radius: 15px; transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease; }
.article-list > a:hover { border-color: var(--ink); box-shadow: 6px 6px 0 #b6d9df; transform: translateY(-2px); }
.list-number { padding-top: 4px; color: #899699; font-family: Arial, sans-serif; font-size: 13px; }
.article-list small { color: var(--accent); font-size: 13px; font-weight: 800; }
.article-list h2 { margin-top: 4px; font-family: var(--font-sans); font-size: clamp(21px, 2.3vw, 28px); line-height: 1.6; }
.article-list p { max-width: 790px; margin-top: 7px; color: var(--muted); font-size: 14px; }
.article-list > a > b { padding-top: 18px; color: var(--accent); font-size: 19px; }

.info-page { background: var(--page); }
.info-shell { width: min(900px, calc(100% - 40px)); margin: 0 auto; padding-block: 34px 96px; }
.info-shell > header { position: relative; margin-top: 48px; padding: clamp(26px, 4vw, 42px); overflow: hidden; background: linear-gradient(rgba(114,219,229,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(114,219,229,.07) 1px, transparent 1px), linear-gradient(135deg, #073f58 0%, #075f70 100%); background-size: 28px 28px, 28px 28px, auto; color: white; border-radius: 22px; box-shadow: 9px 9px 0 #bfdbe1; }
.info-shell > header::after { content: ""; position: absolute; right: -40px; bottom: -62px; width: 150px; height: 150px; background: rgba(244,233,78,.28); border-radius: 50%; }
.info-shell > header > * { position: relative; z-index: 1; }
.info-shell > header .eyebrow { color: var(--signal); }
.info-shell header h1 { margin-top: 13px; font-family: var(--font-sans); font-size: clamp(34px, 4.2vw, 46px); font-weight: 800; line-height: 1.5; letter-spacing: -.025em; }
.info-shell header > p:last-child { max-width: 760px; margin-top: 17px; color: #d9eaf0; font-size: 16px; line-height: 2; }
.profile-card { display: grid; grid-template-columns: auto 1fr; gap: 24px; align-items: center; margin-top: 44px; padding: 28px; background: var(--warm-soft); border: 2px solid var(--ink); border-radius: 18px; box-shadow: 7px 7px 0 #c2dce2; }
.profile-card img { width: 82px; height: 82px; object-fit: cover; border: 3px solid var(--ink); border-radius: 50%; box-shadow: 4px 4px 0 var(--accent); }
.profile-card span { font-family: var(--font-sans); font-size: 23px; font-weight: 700; }
.profile-card p { color: var(--muted); font-size: 14px; }
.profile-card a { color: var(--accent-dark); font-size: 14px; font-weight: 900; }
.info-sections { margin-top: 20px; }
.info-sections section { display: grid; grid-template-columns: 44px 1fr; gap: 20px; margin-top: 14px; padding: 27px 24px; background: rgba(255,255,255,.86); border: 1px solid var(--line); border-radius: 14px; box-shadow: 4px 4px 0 rgba(69,207,229,.15); }
.info-sections section > span { padding-top: 4px; color: var(--accent); font-family: Arial, sans-serif; font-size: 13px; }
.info-sections h2 { font-family: var(--font-sans); font-size: 23px; }
.info-sections p { margin-top: 7px; color: #4f5f63; font-size: 15px; line-height: 2; }
.policy-date { margin-top: 22px; color: var(--muted); font-size: 13px; text-align: right; }

@media (max-width: 960px) {
  .desktop-nav { display: none; }
  .mobile-nav { position: sticky; top: 76px; z-index: 19; display: flex; gap: 24px; overflow-x: auto; padding: 9px 20px 10px; background: rgba(255, 255, 255, .97); border-bottom: 1px solid var(--line); }
  .mobile-nav a { flex: 0 0 auto; color: #4b595e; font-size: 13px; font-weight: 800; }
  .hero { grid-template-columns: 1fr; }
  .hero-note { max-width: 700px; }
  .service-grid { grid-template-columns: 1fr; }
  .field-notes { grid-template-columns: 1fr; }
  .home-about { grid-template-columns: auto 1fr; }
  .home-about nav { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  body { font-size: 16px; }
  .header-inner, .section-shell, .footer-main, .footer-bottom, .article-shell, .category-hero, .index-head, .article-list, .info-shell { width: min(100% - 32px, 1160px); }
  .header-inner { min-height: 64px; }
  .brand { font-size: 14px; }
  .brand-signal { transform: scale(.9); transform-origin: left center; }
  .mobile-nav { top: 68px; gap: 20px; padding-inline: 16px; }
  .hero { margin-top: 24px; padding: 46px 30px 54px; border-radius: 24px; box-shadow: 8px 8px 0 #bfdbe1; }
  .hero h1 { font-size: clamp(31px, 9.5vw, 42px); line-height: 1.5; }
  .hero h1 br { display: block; }
  .hero-lead { font-size: 16px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 16px; }
  .hero-note { margin-top: 16px; padding: 23px; box-shadow: 7px 7px 0 var(--signal); }
  .records, .supporting-services, .field-notes { padding-block: 66px 72px; }
  .section-heading { align-items: flex-start; flex-direction: column; gap: 12px; }
  .service-card { padding: 23px; }
  .support-cards { grid-template-columns: 1fr; }
  .support-cards a { min-height: 260px; padding: 25px; }
  .field-grid { grid-template-columns: 1fr; }
  .field-grid > div { min-height: 150px; }
  .field-notes { margin-bottom: 72px; padding: 30px 24px; box-shadow: 8px 8px 0 #a8d1d8; }
  .home-about { grid-template-columns: 1fr; margin-bottom: 72px; padding: 26px; box-shadow: 7px 7px 0 #c2dce2; }
  .home-about nav { grid-column: auto; }
  .footer-main { grid-template-columns: 1fr; gap: 42px; }
  .footer-links { gap: 24px; }
  .footer-bottom { flex-direction: column; }
  .article-shell { padding-top: 24px; }
  .article-hero { margin-top: 28px; padding: 28px 24px; box-shadow: 7px 7px 0 #bfdbe1; }
  .article-hero h1 { font-size: clamp(29px, 8.4vw, 38px); }
  .article-lead { font-size: 16px; }
  .metric-grid { grid-template-columns: 1fr; }
  .article-body { padding: 26px 20px; border-radius: 18px; }
  .conclusion-box { padding: 0 20px 20px; box-shadow: 5px 5px 0 var(--accent-soft); }
  .conclusion-title { align-items: flex-start; flex-direction: column; gap: 7px; margin-inline: -20px; padding: 17px 20px; }
  .conclusion-title strong { font-size: 23px; }
  .conclusion-box li { padding-left: 32px; font-size: 16px; }
  .article-section { margin-top: 54px; }
  .article-section > p { font-size: 16px; }
  .official-sources > div { align-items: flex-start; flex-wrap: wrap; }
  .official-sources > div small { width: 100%; margin-left: 17px; }
  .official-sources li { grid-template-columns: 1fr; }
  .author-box { align-items: start; grid-template-columns: 1fr; }
  .related-articles a { grid-template-columns: 1fr auto; }
  .related-articles a small { grid-column: 1 / -1; }
  .category-hero { padding-bottom: 52px; }
  .category-hero .eyebrow { margin-top: 36px; }
  .article-index { padding-block: 58px 72px; }
  .article-list > a { grid-template-columns: 28px 1fr; gap: 13px; }
  .article-list > a > b { display: none; }
  .info-sections section { grid-template-columns: 1fr; gap: 5px; }
  .profile-card { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}