/* ============================================================
   ABCクリニック Hub LP — Editorial / informational style
   Blue-tone trust palette, mobile-first, neutral medical-info
   ============================================================ */

:root {
  /* Palette — original editorial blue, not derived from any brand site */
  --ink-900: #0b1b2c;
  --ink-700: #1f3247;
  --ink-500: #46596d;
  --ink-400: #6b7a8c;
  --ink-300: #94a1b1;
  --ink-200: #c9d2dc;
  --ink-100: #e5ebf2;
  --ink-50:  #f3f6fa;
  --paper:   #ffffff;
  --canvas:  #f7f9fc;

  --blue-700: #14467a;
  --blue-600: #1d5fa3;
  --blue-500: #2b76c4;
  --blue-100: #e3edf8;
  --blue-50:  #f0f6fc;

  --accent:  #c97b1f;   /* warm muted — used only for PR / sponsored markers */
  --warn-bg: #fff7ec;
  --warn-bd: #f0c98b;

  --ok-bg:   #eef6ef;
  --ok-bd:   #b9d6bd;

  --neutral-bg: #f1f4f8;
  --neutral-bd: #d6dee8;

  /* Typography */
  --sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", system-ui, -apple-system, sans-serif;
  --serif: "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif;
  --mono: ui-monospace, "SF Mono", "Menlo", "Consolas", monospace;

  /* Spacing */
  --gutter: clamp(16px, 4vw, 28px);
  --section-y: clamp(48px, 8vw, 88px);
  --maxw: 760px;
  --maxw-wide: 1080px;

  /* Type scale (mobile-first) */
  --fs-hero: clamp(26px, 6vw, 42px);
  --fs-h2:   clamp(22px, 4.6vw, 30px);
  --fs-h3:   clamp(17px, 3.4vw, 20px);
  --fs-body: clamp(15px, 3.6vw, 17px);
  --fs-small: 13px;
  --fs-meta: 12px;

  --radius: 6px;
  --radius-lg: 10px;
  --shadow-sm: 0 1px 2px rgba(11,27,44,0.06), 0 1px 1px rgba(11,27,44,0.04);
  --shadow-md: 0 4px 14px rgba(11,27,44,0.08), 0 1px 2px rgba(11,27,44,0.04);
}

/* Reset */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--ink-900);
  background: var(--canvas);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "palt";
}
img, svg { display: block; max-width: 100%; }
a { color: var(--blue-600); text-underline-offset: 2px; }
a:hover { color: var(--blue-700); }

/* ============== PR Badge (PRBadge.astro compat) ============== */
.pr-badge {
  background: var(--warn-bg);
  border-bottom: 1px solid var(--warn-bd);
  font-size: var(--fs-small);
  color: var(--ink-700);
}
.pr-badge__inner {
  max-width: var(--maxw-wide);
  margin: 0 auto;
  padding: 10px var(--gutter);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.pr-badge__tag {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 11px;
}

/* ============== Header ============== */
.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--ink-100);
  position: sticky;
  top: 0;
  z-index: 30;
}
.site-header__inner {
  max-width: var(--maxw-wide);
  margin: 0 auto;
  padding: 12px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--ink-900);
  text-decoration: none;
  font-size: 15px;
}
.brand__mark {
  width: 28px; height: 28px;
  border-radius: 6px;
  background: var(--blue-600);
  display: grid; place-items: center;
  color: #fff;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.02em;
}
.brand__sub {
  font-size: 11px;
  color: var(--ink-500);
  font-weight: 500;
  letter-spacing: 0.06em;
}
.nav-meta {
  display: flex;
  gap: 14px;
  font-size: 12px;
  color: var(--ink-500);
}
.nav-meta a { color: var(--ink-500); text-decoration: none; }
.nav-meta a:hover { color: var(--blue-600); }
@media (max-width: 560px) {
  .nav-meta { display: none; }
}

/* ============== Breadcrumb ============== */
.crumb {
  max-width: var(--maxw-wide);
  margin: 0 auto;
  padding: 10px var(--gutter) 0;
  font-size: var(--fs-meta);
  color: var(--ink-400);
}
.crumb a { color: var(--ink-500); text-decoration: none; }
.crumb a:hover { color: var(--blue-600); text-decoration: underline; }
.crumb__sep { margin: 0 6px; color: var(--ink-300); }

/* ============== FV / Hero ============== */
.fv {
  background: linear-gradient(180deg, var(--blue-50) 0%, var(--paper) 100%);
  border-bottom: 1px solid var(--ink-100);
}
.fv__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(28px, 6vw, 56px) var(--gutter) clamp(32px, 6vw, 56px);
}
.fv__eyebrow {
  font-size: var(--fs-meta);
  letter-spacing: 0.16em;
  color: var(--blue-600);
  font-weight: 600;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.fv__title {
  font-size: var(--fs-hero);
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: -0.005em;
  color: var(--ink-900);
  margin: 0 0 16px;
  text-wrap: pretty;
}
.fv__title em {
  font-style: normal;
  background: linear-gradient(180deg, transparent 62%, rgba(45,118,196,0.18) 62%);
  padding: 0 2px;
}
.fv__sub {
  font-size: clamp(14px, 3.4vw, 16px);
  color: var(--ink-500);
  margin: 0 0 24px;
  line-height: 1.75;
}
.fv__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}
.fv__chip {
  font-size: var(--fs-meta);
  background: var(--paper);
  border: 1px solid var(--ink-200);
  color: var(--ink-700);
  padding: 5px 10px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.fv__chip::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--blue-500);
  border-radius: 50%;
}

/* CTA */
.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--blue-600);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: clamp(15px, 3.6vw, 17px);
  padding: 16px 22px;
  border-radius: var(--radius);
  border: 1px solid var(--blue-700);
  min-height: 56px;
  box-shadow: var(--shadow-sm);
  transition: background 0.15s ease, transform 0.15s ease;
  width: 100%;
  max-width: 520px;
  text-align: center;
  line-height: 1.4;
}
.cta:hover { background: var(--blue-700); color: #fff; }
.cta:active { transform: translateY(1px); }
.cta__arrow {
  font-size: 14px;
  opacity: 0.9;
  flex-shrink: 0;
}
.cta__pr {
  font-size: 10px;
  font-weight: 600;
  background: rgba(255,255,255,0.18);
  border: 1px solid rgba(255,255,255,0.3);
  padding: 2px 6px;
  border-radius: 3px;
  letter-spacing: 0.04em;
}
.cta-note {
  font-size: var(--fs-meta);
  color: var(--ink-400);
  margin-top: 10px;
  line-height: 1.6;
}
.cta-block {
  margin: 28px 0 8px;
}

/* ============== Main / content layout ============== */
main { background: var(--canvas); }
.section {
  padding: var(--section-y) 0;
  border-bottom: 1px solid var(--ink-100);
}
.section:nth-of-type(odd) {
  background: var(--paper);
}
.section__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.section__number {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--blue-600);
  margin-bottom: 8px;
  font-weight: 600;
}
.section h2 {
  font-size: var(--fs-h2);
  font-weight: 700;
  margin: 0 0 6px;
  line-height: 1.4;
  letter-spacing: -0.005em;
  color: var(--ink-900);
  text-wrap: balance;
}
.section__lede {
  color: var(--ink-500);
  font-size: var(--fs-body);
  margin: 0 0 28px;
  line-height: 1.8;
}
.section h3 {
  font-size: var(--fs-h3);
  font-weight: 700;
  margin: 28px 0 10px;
  color: var(--ink-900);
}
.section p {
  margin: 0 0 16px;
  color: var(--ink-700);
}
.section ul, .section ol {
  padding-left: 1.2em;
  margin: 0 0 16px;
  color: var(--ink-700);
}
.section li { margin-bottom: 6px; }
.section a:not(.cta) {
  color: var(--blue-600);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* ============== Box system (3 types) ============== */
.box {
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  margin: 20px 0;
  border: 1px solid;
  font-size: clamp(14px, 3.4vw, 16px);
  line-height: 1.75;
}
.box__title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: clamp(15px, 3.6vw, 17px);
  margin: 0 0 10px;
  color: var(--ink-900);
}
.box__title::before {
  content: "📌";
  font-size: 16px;
}
.box ul, .box ol {
  margin: 8px 0 0;
  padding-left: 1.2em;
}
.box li { margin-bottom: 6px; color: var(--ink-700); }

/* Conclusion box (blue / informational) */
.box--conclusion {
  background: var(--blue-50);
  border-color: #cfe0ef;
}
.box--conclusion .box__title { color: var(--blue-700); }
.box--conclusion .box__title::before { content: "✓"; color: var(--blue-600); font-weight: 700; }

/* Counter-example box (warm neutral) */
.box--counter {
  background: var(--warn-bg);
  border-color: var(--warn-bd);
}
.box--counter .box__title { color: #8a5210; }

/* Reader-branching box (cool neutral) */
.box--branch {
  background: var(--neutral-bg);
  border-color: var(--neutral-bd);
}
.box--branch .box__title { color: var(--ink-700); }
.box--branch dl {
  margin: 8px 0 0;
}
.box--branch dt {
  font-weight: 700;
  color: var(--ink-900);
  margin-top: 10px;
}
.box--branch dt:first-child { margin-top: 0; }
.box--branch dd {
  margin: 2px 0 0;
  color: var(--ink-700);
  padding-left: 0;
}

/* TBD inline marker */
.tbd {
  background: #fff4d6;
  border: 1px dashed #d9b561;
  color: #8a6612;
  font-family: var(--mono);
  font-size: 0.85em;
  padding: 1px 6px;
  border-radius: 3px;
  letter-spacing: 0.02em;
}

/* ============== Self-check list ============== */
.check-list {
  display: grid;
  gap: 12px;
  margin: 16px 0 22px;
  padding: 0;
  list-style: none;
}
.check-list li {
  background: var(--paper);
  border: 1px solid var(--ink-200);
  border-radius: var(--radius);
  padding: 14px 16px 14px 44px;
  position: relative;
  font-size: clamp(14px, 3.4vw, 16px);
  color: var(--ink-700);
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 16px; top: 18px;
  width: 16px; height: 16px;
  border: 1.5px solid var(--ink-300);
  border-radius: 3px;
  background: #fff;
}
.check-list__type {
  display: block;
  font-weight: 700;
  color: var(--ink-900);
  font-size: 13px;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}

/* ============== Feature grid (4-up) ============== */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 16px 0 24px;
}
@media (min-width: 640px) {
  .feature-grid { grid-template-columns: 1fr 1fr; }
}
.feature {
  background: var(--paper);
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-lg);
  padding: 18px 18px 16px;
}
.feature__num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--blue-600);
  font-weight: 600;
  margin-bottom: 6px;
}
.feature__title {
  font-weight: 700;
  font-size: clamp(15px, 3.4vw, 17px);
  color: var(--ink-900);
  margin: 0 0 8px;
}
.feature__body {
  font-size: 14px;
  color: var(--ink-500);
  line-height: 1.7;
  margin: 0;
}

/* ============== Price table ============== */
.price-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--paper);
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  font-size: 14px;
  margin: 16px 0 12px;
}
.price-table th, .price-table td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--ink-100);
}
.price-table th {
  background: var(--ink-50);
  font-weight: 700;
  color: var(--ink-700);
  font-size: 13px;
  letter-spacing: 0.02em;
}
.price-table tr:last-child td { border-bottom: none; }
.price-table td:last-child {
  font-family: var(--mono);
  color: var(--ink-900);
  white-space: nowrap;
}
.price-disclaimer {
  font-size: 12px;
  color: var(--ink-400);
  margin: 0 0 8px;
}

/* ============== Comparison table ============== */
.compare-wrap {
  overflow-x: auto;
  margin: 16px 0;
  -webkit-overflow-scrolling: touch;
}
.compare-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  background: var(--paper);
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  font-size: 13px;
}
.compare-table th, .compare-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--ink-100);
  vertical-align: top;
}
.compare-table thead th {
  background: var(--blue-700);
  color: #fff;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.04em;
}
.compare-table tbody th {
  background: var(--ink-50);
  font-weight: 700;
  color: var(--ink-700);
  width: 130px;
  font-size: 12px;
}
.compare-table tr:last-child td,
.compare-table tr:last-child th { border-bottom: none; }

/* ============== Source list ============== */
.sources {
  background: var(--ink-50);
  border: 1px solid var(--ink-100);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  margin: 24px 0 16px;
  font-size: 13px;
}
.sources__title {
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ink-700);
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.sources__title::before {
  content: "出典";
  font-family: var(--mono);
  font-size: 10px;
  background: var(--ink-700);
  color: #fff;
  padding: 2px 6px;
  border-radius: 3px;
  letter-spacing: 0.1em;
}
.sources ul {
  margin: 0;
  padding-left: 1.1em;
}
.sources li { margin-bottom: 4px; color: var(--ink-500); }
.sources a { color: var(--blue-600); }
.sources__date {
  display: block;
  font-size: 11px;
  color: var(--ink-400);
  margin-top: 8px;
}

/* ============== Spoke link grid ============== */
.spoke-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin: 16px 0 8px;
}
@media (min-width: 560px) {
  .spoke-grid { grid-template-columns: 1fr 1fr; }
}
.spoke {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--paper);
  border: 1px solid var(--ink-200);
  border-radius: var(--radius);
  padding: 12px 14px;
  text-decoration: none;
  color: var(--ink-900);
  font-size: 14px;
  font-weight: 500;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.spoke:hover {
  border-color: var(--blue-500);
  background: var(--blue-50);
  text-decoration: none;
}
.spoke__arrow {
  margin-left: auto;
  color: var(--ink-300);
  font-size: 14px;
}
.spoke:hover .spoke__arrow { color: var(--blue-600); }

/* ============== Counseling 5 items ============== */
.counsel-list {
  counter-reset: c;
  list-style: none;
  padding: 0;
  margin: 16px 0 22px;
  display: grid;
  gap: 12px;
}
.counsel-list li {
  counter-increment: c;
  background: var(--paper);
  border: 1px solid var(--ink-200);
  border-radius: var(--radius);
  padding: 14px 16px 14px 56px;
  position: relative;
  color: var(--ink-700);
  font-size: clamp(14px, 3.4vw, 16px);
}
.counsel-list li::before {
  content: counter(c, decimal-leading-zero);
  position: absolute;
  left: 16px; top: 14px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--blue-600);
  font-weight: 700;
  letter-spacing: 0.04em;
}
.counsel-list strong {
  display: block;
  color: var(--ink-900);
  margin-bottom: 2px;
}

/* ============== Editorial policy ============== */
.policy {
  background: var(--paper);
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-lg);
  padding: 22px 22px 18px;
  margin: 16px 0 24px;
}
.policy dl { margin: 0; }
.policy dt {
  font-weight: 700;
  color: var(--ink-900);
  font-size: 14px;
  margin-top: 14px;
}
.policy dt:first-child { margin-top: 0; }
.policy dd {
  margin: 4px 0 0;
  color: var(--ink-500);
  font-size: 14px;
  line-height: 1.7;
}

/* ============== Final CTA section ============== */
.final-cta {
  background: linear-gradient(180deg, var(--paper) 0%, var(--blue-50) 100%);
}
.final-cta__inner {
  text-align: center;
}
.final-cta h3 {
  font-size: clamp(20px, 4.4vw, 26px);
  margin: 0 0 12px;
  color: var(--ink-900);
  font-weight: 700;
  text-wrap: balance;
}
.final-cta p {
  color: var(--ink-500);
  margin: 0 0 24px;
  font-size: 15px;
}
.final-cta .cta { margin: 0 auto; }

/* ============== Footer ============== */
.site-footer {
  background: var(--ink-900);
  color: var(--ink-200);
  padding: 40px 0 32px;
  font-size: 13px;
  line-height: 1.7;
}
.site-footer__inner {
  max-width: var(--maxw-wide);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 24px;
}
@media (min-width: 720px) {
  .site-footer__grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}
.site-footer h4 {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ink-300);
  margin: 0 0 10px;
  text-transform: uppercase;
  font-weight: 600;
}
.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.site-footer li { margin-bottom: 6px; }
.site-footer a {
  color: var(--ink-200);
  text-decoration: none;
}
.site-footer a:hover { color: #fff; text-decoration: underline; }
.site-footer__legal {
  border-top: 1px solid #1c3046;
  padding-top: 20px;
  font-size: 11px;
  color: var(--ink-300);
  line-height: 1.8;
}
.site-footer__legal p { margin: 0 0 6px; }

/* ============== Cookie banner ============== */
.cookie-banner {
  position: fixed;
  inset: auto 0 0 0;
  background: var(--ink-900);
  color: #fff;
  padding: 16px var(--gutter);
  z-index: 50;
  box-shadow: 0 -2px 16px rgba(0,0,0,0.18);
  transform: translateY(0);
  transition: transform 0.3s ease;
}
.cookie-banner[hidden] {
  display: block !important;
  transform: translateY(110%);
  pointer-events: none;
}
.cookie-banner__inner {
  max-width: var(--maxw-wide);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
}
.cookie-banner p {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  flex: 1 1 320px;
  color: var(--ink-200);
}
.cookie-banner a { color: #fff; text-decoration: underline; }
.cookie-banner__actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.cookie-btn {
  border: 1px solid #fff;
  background: transparent;
  color: #fff;
  font: inherit;
  font-size: 13px;
  padding: 8px 14px;
  border-radius: var(--radius);
  cursor: pointer;
  min-height: 40px;
}
.cookie-btn--primary {
  background: #fff;
  color: var(--ink-900);
  font-weight: 700;
}
.cookie-btn:hover { opacity: 0.92; }

/* ============== Utility ============== */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
.muted { color: var(--ink-400); }
.small { font-size: 13px; }

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}