/* TechGo Hub LP — tenshoku-compare-info 系 青系信頼感 */
:root {
  --c-primary: #0b4d8c;
  --c-primary-dark: #083866;
  --c-primary-light: #e8f1fb;
  --c-accent: #f6a623;
  --c-text: #1a1f2e;
  --c-text-sub: #4a5568;
  --c-text-mute: #6b7280;
  --c-border: #d9e2ec;
  --c-bg: #ffffff;
  --c-bg-soft: #f7f9fc;
  --c-bg-pr: #fff8e6;
  --c-warn: #b54708;
  --c-success: #047857;
  --maxw: 960px;
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 1px rgba(15,23,42,.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, .08);
  --font-jp: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "ヒラギノ角ゴ ProN W3", Meiryo, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-jp);
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-text);
  background: var(--c-bg);
  font-feature-settings: "palt";
  text-wrap: pretty;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--c-primary); text-decoration: underline; text-underline-offset: 2px; }
a:hover { color: var(--c-primary-dark); }

/* Layout */
.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
}

/* PR Badge (top fixed strip) */
.pr-badge {
  background: var(--c-bg-pr);
  border-bottom: 1px solid #f0d68a;
  font-size: 12px;
  color: var(--c-warn);
  text-align: center;
  padding: 6px 16px;
  letter-spacing: .02em;
}
.pr-badge strong { font-weight: 700; margin-right: 6px; }

/* Header */
.site-header {
  border-bottom: 1px solid var(--c-border);
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}
.brand {
  font-weight: 800;
  color: var(--c-primary-dark);
  font-size: 16px;
  text-decoration: none;
  letter-spacing: .02em;
}
.brand small { font-weight: 400; color: var(--c-text-mute); margin-left: 6px; font-size: 11px; }
.breadcrumb {
  font-size: 12px;
  color: var(--c-text-mute);
}
.breadcrumb ol { list-style: none; padding: 0; margin: 0; display: flex; gap: 6px; flex-wrap: wrap; }
.breadcrumb li::after { content: "›"; margin-left: 6px; color: #aab2bd; }
.breadcrumb li:last-child::after { content: ""; }
.breadcrumb a { color: var(--c-text-mute); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

/* FV */
.fv {
  background:
    radial-gradient(1200px 400px at 20% -10%, #e3efff 0%, transparent 60%),
    linear-gradient(180deg, #f5f9ff 0%, #ffffff 100%);
  padding: 48px 0 40px;
  border-bottom: 1px solid var(--c-border);
}
.fv-pill {
  display: inline-block;
  background: #fff;
  border: 1px solid var(--c-border);
  color: var(--c-primary);
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: .04em;
}
.fv h1 {
  font-size: clamp(22px, 4vw, 32px);
  line-height: 1.45;
  margin: 0 0 16px;
  color: var(--c-text);
  letter-spacing: -.01em;
  font-weight: 800;
}
.fv h1 .accent { color: var(--c-primary-dark); }
.fv .lede {
  font-size: clamp(14px, 2.2vw, 16px);
  color: var(--c-text-sub);
  margin: 0 0 24px;
  line-height: 1.85;
}
.fv-bullets {
  display: grid;
  gap: 8px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .fv-bullets { grid-template-columns: 1fr 1fr; }
}
.fv-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 14px;
  color: var(--c-text-sub);
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 10px 12px;
}
.fv-bullets li::before {
  content: "";
  flex: 0 0 8px;
  width: 8px;
  height: 8px;
  margin-top: 8px;
  border-radius: 2px;
  background: var(--c-primary);
}
.fv-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  font-size: 12px;
  color: var(--c-text-mute);
  margin-top: 24px;
}
.fv-meta span { display: inline-flex; align-items: center; gap: 6px; }
.fv-meta b { color: var(--c-text-sub); font-weight: 600; }

/* CTA */
.cta-block {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  margin: 20px 0;
}
.cta-block.tight { padding: 16px; }
.cta-note {
  font-size: 11px;
  color: var(--c-text-mute);
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.cta-note .pr-tag {
  background: var(--c-bg-pr);
  color: var(--c-warn);
  border: 1px solid #f0d68a;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .04em;
}
.btn-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  background: var(--c-primary);
  color: #fff !important;
  text-decoration: none !important;
  padding: 16px 20px;
  border-radius: var(--r-md);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.4;
  transition: background .15s ease, transform .05s ease;
  box-shadow: 0 1px 0 rgba(255,255,255,.2) inset, 0 2px 0 var(--c-primary-dark);
}
.btn-cta:hover { background: var(--c-primary-dark); color: #fff !important; }
.btn-cta:active { transform: translateY(1px); }
.btn-cta .arrow { font-size: 18px; }
.btn-cta-sub {
  font-size: 11px;
  color: var(--c-text-mute);
  margin: 8px 0 0;
  line-height: 1.5;
}

/* Sections */
section.lp-section {
  padding: 40px 0;
  border-bottom: 1px solid var(--c-border);
}
section.lp-section.alt { background: var(--c-bg-soft); }
section.lp-section h2 {
  font-size: clamp(20px, 3vw, 24px);
  line-height: 1.45;
  margin: 0 0 8px;
  padding-left: 14px;
  border-left: 4px solid var(--c-primary);
  font-weight: 800;
  letter-spacing: -.005em;
}
.section-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-primary);
  letter-spacing: .1em;
  font-weight: 700;
  margin: 0 0 8px;
}
.section-lede {
  color: var(--c-text-sub);
  font-size: 14px;
  margin: 8px 0 24px;
  line-height: 1.85;
}

/* Generic content */
.lp-section p { font-size: 15px; line-height: 1.9; color: var(--c-text); }
.lp-section ul, .lp-section ol { padding-left: 1.4em; }
.lp-section li { margin-bottom: 6px; font-size: 14.5px; line-height: 1.85; }
.tbd { color: var(--c-warn); background: #fff8e6; padding: 1px 6px; border-radius: 4px; font-size: 12px; font-family: var(--font-mono); border: 1px dashed #e8c97a; }

/* Info card grid */
.card-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
  margin: 16px 0;
}
@media (min-width: 720px) {
  .card-grid.cols-2 { grid-template-columns: 1fr 1fr; }
  .card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
  .card-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 920px) {
  .card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
}
.card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 16px 16px 14px;
  box-shadow: var(--shadow-sm);
}
.card h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-primary-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}
.card .num {
  font-family: var(--font-mono);
  background: var(--c-primary-light);
  color: var(--c-primary-dark);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
}
.card p { margin: 0; font-size: 13.5px; color: var(--c-text-sub); line-height: 1.8; }

/* Table */
.table-wrap { overflow-x: auto; margin: 16px -8px; padding: 0 8px; }
table.compare {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 13.5px;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  overflow: hidden;
}
table.compare th, table.compare td {
  border-bottom: 1px solid var(--c-border);
  padding: 10px 12px;
  vertical-align: top;
  text-align: left;
}
table.compare thead th {
  background: var(--c-primary-light);
  color: var(--c-primary-dark);
  font-weight: 700;
  font-size: 12.5px;
  letter-spacing: .02em;
}
table.compare th[scope="row"] {
  background: #fafbfc;
  font-weight: 700;
  color: var(--c-text-sub);
  width: 26%;
}
table.compare tr:last-child td, table.compare tr:last-child th { border-bottom: 0; }
.compare-note { font-size: 11.5px; color: var(--c-text-mute); margin-top: 8px; line-height: 1.7; }

/* Reader branch boxes */
.branch-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
  margin: 16px 0 8px;
}
@media (min-width: 720px) { .branch-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 980px) { .branch-grid { grid-template-columns: 1fr 1fr 1fr; } }
.branch {
  background: #fff;
  border: 1px solid var(--c-border);
  border-left: 3px solid var(--c-primary);
  border-radius: var(--r-md);
  padding: 14px 14px 12px;
}
.branch h4 {
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--c-primary-dark);
  font-weight: 700;
}
.branch p { margin: 0; font-size: 13px; color: var(--c-text-sub); line-height: 1.8; }
.branch .tag {
  display: inline-block;
  font-size: 11px;
  background: var(--c-primary-light);
  color: var(--c-primary-dark);
  padding: 2px 8px;
  border-radius: 999px;
  margin-bottom: 8px;
  font-weight: 600;
}

/* Counter-example box */
.counter-box {
  background: var(--c-bg-soft);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 18px;
  margin: 16px 0;
}
.counter-box h3 {
  margin: 0 0 12px;
  font-size: 15px;
  color: var(--c-text-sub);
  font-weight: 700;
  letter-spacing: .02em;
}
.counter-box .row {
  display: grid;
  grid-template-columns: minmax(120px, 200px) 1fr;
  gap: 10px 16px;
  padding: 10px 0;
  border-top: 1px dashed var(--c-border);
  font-size: 13.5px;
}
.counter-box .row:first-of-type { border-top: 0; }
.counter-box .row b { color: var(--c-text); font-weight: 700; }
.counter-box .row span { color: var(--c-text-sub); line-height: 1.7; }
@media (max-width: 560px) {
  .counter-box .row { grid-template-columns: 1fr; gap: 2px; }
}

/* Self-diagnosis check */
.check-list {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 14px 18px;
  margin: 14px 0;
}
.check-list li {
  list-style: none;
  padding: 8px 0 8px 28px;
  position: relative;
  font-size: 14px;
  color: var(--c-text-sub);
  border-bottom: 1px dashed var(--c-border);
}
.check-list ul { padding: 0; margin: 0; }
.check-list li:last-child { border-bottom: 0; }
.check-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 12px;
  width: 16px;
  height: 16px;
  border: 1.5px solid var(--c-primary);
  border-radius: 4px;
  background: #fff;
}
.check-list li.checked::before {
  background: var(--c-primary);
  box-shadow: inset 0 0 0 3px #fff;
}

/* Source citations */
.sources {
  background: var(--c-bg-soft);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 14px 16px;
  margin: 16px 0;
  font-size: 13px;
}
.sources h4 {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--c-text-sub);
  font-weight: 700;
  letter-spacing: .02em;
}
.sources ul { padding-left: 1.2em; margin: 0; }
.sources li { margin-bottom: 6px; font-size: 13px; color: var(--c-text-sub); line-height: 1.7; }
.sources a { word-break: break-all; }

/* Internal link cluster */
.link-cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0;
}
.link-cluster a {
  background: #fff;
  border: 1px solid var(--c-border);
  color: var(--c-primary-dark);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12.5px;
  text-decoration: none;
  font-weight: 600;
}
.link-cluster a:hover { background: var(--c-primary-light); border-color: var(--c-primary); }
.link-cluster a::before { content: "→ "; opacity: .6; }

/* Editorial policy */
.policy-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 12px 0;
}
@media (min-width: 720px) { .policy-grid { grid-template-columns: 1fr 1fr; } }
.policy-grid .item {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-sm);
  padding: 12px 14px;
}
.policy-grid .item h4 {
  margin: 0 0 6px;
  font-size: 13px;
  color: var(--c-primary-dark);
  font-weight: 700;
}
.policy-grid .item p { margin: 0; font-size: 13px; color: var(--c-text-sub); line-height: 1.75; }

/* FAQ */
.faq details {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 0;
  margin-bottom: 10px;
  overflow: hidden;
}
.faq summary {
  padding: 14px 44px 14px 16px;
  cursor: pointer;
  font-weight: 700;
  color: var(--c-text);
  font-size: 14.5px;
  position: relative;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--c-primary);
  font-weight: 400;
  font-size: 22px;
  line-height: 1;
}
.faq details[open] summary::after { content: "−"; }
.faq details > div {
  padding: 0 16px 16px;
  font-size: 14px;
  color: var(--c-text-sub);
  line-height: 1.85;
  border-top: 1px solid var(--c-border);
  padding-top: 14px;
}

/* Footer */
.site-footer {
  background: #0b1929;
  color: #cbd5e1;
  padding: 32px 0 24px;
  font-size: 12.5px;
  line-height: 1.85;
}
.site-footer a { color: #93c5fd; }
.site-footer .footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 20px;
}
@media (min-width: 720px) {
  .site-footer .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}
.site-footer h5 {
  color: #fff;
  font-size: 13px;
  margin: 0 0 10px;
  font-weight: 700;
}
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 4px; }
.copyright {
  border-top: 1px solid #1e293b;
  padding-top: 16px;
  text-align: center;
  color: #64748b;
  font-size: 11.5px;
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 16px;
  left: 16px;
  right: 16px;
  max-width: 720px;
  margin: 0 auto;
  background: #0f172a;
  color: #e2e8f0;
  border-radius: var(--r-md);
  padding: 14px 16px;
  font-size: 12.5px;
  line-height: 1.7;
  box-shadow: 0 8px 24px rgba(0,0,0,.2);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}
.cookie-banner a { color: #93c5fd; }
.cookie-banner .cookie-actions { display: flex; gap: 8px; flex-shrink: 0; }
.cookie-banner button {
  background: #fff;
  color: #0f172a;
  border: 0;
  border-radius: 6px;
  padding: 8px 14px;
  font-weight: 700;
  font-size: 12.5px;
  cursor: pointer;
}
.cookie-banner button.secondary {
  background: transparent;
  color: #e2e8f0;
  border: 1px solid #334155;
}
.cookie-banner.hidden { display: none; }

/* Banner AB placeholder */
.banner-ab {
  background: linear-gradient(135deg, #0b4d8c 0%, #083866 100%);
  color: #fff;
  border-radius: var(--r-md);
  padding: 18px 20px;
  margin: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.banner-ab .lead { font-weight: 700; font-size: 14.5px; line-height: 1.6; }
.banner-ab .sub { font-size: 12px; opacity: .8; margin-top: 4px; }
.banner-ab a {
  background: #fff;
  color: var(--c-primary-dark) !important;
  padding: 10px 16px;
  border-radius: 6px;
  font-weight: 700;
  text-decoration: none !important;
  font-size: 13.5px;
  white-space: nowrap;
}
.banner-ab a:hover { background: #f0f5fa; }
.banner-ab .variant-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  opacity: .6;
  letter-spacing: .1em;
}

/* Anchor nav */
.toc {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 14px 16px;
  margin: 24px 0;
  font-size: 13px;
}
.toc h3 {
  margin: 0 0 8px;
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--c-text-mute);
  font-weight: 700;
}
.toc ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 4px;
  grid-template-columns: 1fr;
  counter-reset: tocnum;
}
@media (min-width: 720px) { .toc ol { grid-template-columns: 1fr 1fr; } }
.toc li { counter-increment: tocnum; }
.toc li a {
  display: block;
  padding: 6px 0;
  color: var(--c-text-sub);
  text-decoration: none;
  font-size: 13.5px;
}
.toc li a::before {
  content: counter(tocnum, decimal-leading-zero) " ";
  font-family: var(--font-mono);
  color: var(--c-primary);
  font-weight: 700;
  margin-right: 8px;
  font-size: 12px;
}
.toc li a:hover { color: var(--c-primary); }

/* Misc */
.disclaimer {
  background: #fffaf0;
  border: 1px solid #f0d68a;
  border-radius: var(--r-sm);
  padding: 10px 14px;
  font-size: 12px;
  color: var(--c-warn);
  margin: 14px 0;
  line-height: 1.7;
}
.kbd {
  font-family: var(--font-mono);
  background: #f1f5f9;
  border: 1px solid var(--c-border);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 11.5px;
  color: var(--c-text-sub);
}