/* ============================================================
   TAI-SEC 医療DX補助金ガイド — 共通スタイル
   Design: 紫 × ティール / ライトエディトリアル
   ============================================================ */

/* RESET & VARIABLES */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --purple: #7c4dca;
  --purple-l: #a87de0;
  --teal: #38b6c2;
  --paper: #f4efe8;
  --cream: #faf8f4;
  --white: #fefefc;
  --ink: #12101a;
  --text: #16121f;
  --muted: #6e6a7c;
  --border: rgba(124,77,202,.15);
  --border-soft: #e2dcd4;
  --purple-bg: rgba(124,77,202,.07);
  --purple-border: rgba(124,77,202,.28);
  --danger: #c0392b;
  --danger-bg: rgba(192,57,43,.06);
  --radius: 8px;
  --grad: linear-gradient(135deg, var(--purple), var(--teal));
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Zen Kaku Gothic New', sans-serif;
  background: var(--cream);
  color: var(--text);
  line-height: 1.8;
}

/* ============================================================
   NAV
   ============================================================ */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250,248,244,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: background .3s, box-shadow .3s;
}
.site-nav.scrolled {
  background: rgba(18,16,26,.95);
  box-shadow: 0 2px 20px rgba(0,0,0,.3);
}
.site-nav.scrolled .nav-inner a,
.site-nav.scrolled .nav-badge { color: var(--white); }
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: .75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.nav-badge {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .08em;
  color: var(--ink);
  text-decoration: none;
}
.nav-badge span {
  display: inline-block;
  background: var(--grad);
  color: #fff;
  padding: .2rem .6rem;
  border-radius: 4px;
  margin-right: .4rem;
  font-size: .65rem;
}
.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}
.nav-links a {
  font-size: .8rem;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s;
}
.nav-links a:hover { color: var(--purple); }

/* ナビ内CTA — .cta-btn より小さめ、アニメは同じ */
a.nav-cta {
  padding: .42rem 1.1rem !important;
  font-size: .78rem !important;
  letter-spacing: .03em;
}

/* ============================================================
   ARTICLE HERO
   ============================================================ */
.article-hero {
  position: relative;
  border-bottom: 1px solid var(--border);
  padding: 3.5rem 1.5rem 3rem;
  overflow: hidden;
}
/* 背景画像：scale(1.1) でブラー端が必ず overflow:hidden に隠れる */
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(5px);
  transform: scale(1.1);
  transform-origin: center;
  z-index: 0;
  pointer-events: none;
  user-select: none;
}
/* 白オーバーレイ */
.article-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,.80);
  z-index: 1;
}
.article-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin: 0 auto;
}

/* 記事冒頭の画像 */
.article-hero-img {
  border-radius: var(--radius);
  overflow: hidden;
  margin: 0 0 1.5rem;
  box-shadow: 0 4px 20px rgba(0,0,0,.1);
}
.article-hero-img img {
  width: 100%; height: auto; display: block;
}

.article-category {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: .65rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--purple);
  background: rgba(124,77,202,.08);
  border: 1px solid rgba(124,77,202,.2);
  padding: .3rem .8rem;
  border-radius: 100px;
  margin-bottom: 1.2rem;
}
.article-hero h1,
.hero-text h1 {
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
  margin-bottom: 1rem;
}
.article-meta {
  display: flex;
  gap: 1.2rem;
  font-size: .78rem;
  color: var(--muted);
  font-family: 'IBM Plex Mono', monospace;
  flex-wrap: wrap;
}

/* ============================================================
   ARTICLE LAYOUT (2-column with sidebar)
   ============================================================ */
.article-layout {
  max-width: 1060px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 3rem;
  align-items: start;
}

/* SIDEBAR TOC */
.toc-sidebar {
  position: sticky;
  top: 80px;
}
.toc-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem 1rem;
}
.toc-card-title {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .6rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--purple);
  margin-bottom: .9rem;
  padding-bottom: .6rem;
  border-bottom: 1px solid var(--border);
}
.toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .1rem;
}
.toc-list a {
  display: block;
  font-size: .78rem;
  color: var(--muted);
  text-decoration: none;
  padding: .35rem .5rem;
  border-radius: 4px;
  line-height: 1.5;
  transition: background .2s, color .2s, font-weight .2s;
}
.toc-list a:hover {
  background: rgba(124,77,202,.07);
  color: var(--purple);
}
.toc-list a.active {
  background: rgba(124,77,202,.1);
  color: var(--purple);
  font-weight: 700;
  border-left: 2px solid var(--purple);
  padding-left: .4rem;
}

/* ARTICLE CONTENT */
.article-content { min-width: 0; }

.article-content h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ink);
  margin: 2.4rem 0 .9rem;
  padding-bottom: .6rem;
  border-bottom: 2px solid rgba(124,77,202,.2);
  scroll-margin-top: 90px;
}
.article-content h2:first-child { margin-top: 0; }

.article-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ink);
  margin: 1.8rem 0 .7rem;
  scroll-margin-top: 90px;
}

.article-content p {
  margin-bottom: 1.1rem;
  font-size: .95rem;
  line-height: 1.85;
}

.article-content ul,
.article-content ol {
  margin: .8rem 0 1.2rem 1.4rem;
}
.article-content li {
  font-size: .93rem;
  line-height: 1.8;
  margin-bottom: .35rem;
}

.article-content strong { color: var(--ink); font-weight: 700; }
.article-content a { color: var(--purple); text-decoration: underline; }
.article-content a:hover { color: var(--teal); }

/* ============================================================
   IMAGE PLACEHOLDER
   ============================================================ */
.iph {
  position: relative;
  border: 1.5px dashed rgba(124,77,202,.3);
  background: rgba(124,77,202,.06);
  border-radius: var(--radius);
  margin: 1.5rem 0;
  overflow: hidden;
}
.iph-169::before { content: ''; display: block; padding-top: 56.25%; }
.iph-43::before  { content: ''; display: block; padding-top: 75%; }
.iph-32::before  { content: ''; display: block; padding-top: 66.67%; }
.iph-body {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  text-align: center;
}
.iph-ico { font-size: 2rem; opacity: .35; margin-bottom: .5rem; }
.iph-tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .6rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(124,77,202,.7);
  margin-bottom: .6rem;
}
.iph-prompt {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .65rem;
  color: rgba(124,77,202,.55);
  line-height: 1.7;
  background: rgba(124,77,202,.07);
  padding: .6rem .8rem;
  text-align: left;
  max-width: 480px;
}

/* ============================================================
   INFO / WARN / ALERT / CHECK BOXES
   ============================================================ */
.info-box {
  background: rgba(56,182,194,.07);
  border: 1px solid rgba(56,182,194,.25);
  border-left: 4px solid var(--teal);
  border-radius: var(--radius);
  padding: 1.1rem 1.4rem;
  margin: 1.5rem 0;
  font-size: .9rem;
}
.info-box-title,
.info-box-label {
  font-weight: 700;
  color: var(--teal);
  margin-bottom: .4rem;
  font-size: .85rem;
  letter-spacing: .04em;
}

.warn-box {
  background: rgba(220,80,80,.05);
  border: 1px solid rgba(220,80,80,.2);
  border-left: 4px solid #dc5050;
  border-radius: var(--radius);
  padding: 1.1rem 1.4rem;
  margin: 1.5rem 0;
  font-size: .9rem;
}
.warn-box-title {
  font-weight: 700;
  color: #dc5050;
  margin-bottom: .4rem;
  font-size: .85rem;
}

.alert-box {
  background: rgba(200,100,20,.06);
  border: 1px solid rgba(200,100,20,.25);
  border-left: 4px solid #c86414;
  border-radius: var(--radius);
  padding: 1.1rem 1.4rem;
  margin: 1.5rem 0;
  font-size: .9rem;
}
.alert-box-title {
  font-weight: 700;
  color: #c86414;
  margin-bottom: .4rem;
  font-size: .85rem;
}

.check-box {
  background: rgba(124,77,202,.05);
  border: 1px solid rgba(124,77,202,.2);
  border-left: 4px solid var(--purple);
  border-radius: var(--radius);
  padding: 1.1rem 1.4rem;
  margin: 1.5rem 0;
  font-size: .9rem;
}
.check-box-title {
  font-weight: 700;
  color: var(--purple);
  margin-bottom: .4rem;
  font-size: .85rem;
}

.highlight-box {
  background: rgba(56,182,194,.07);
  border-left: 4px solid var(--teal);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1rem 1.3rem;
  margin: 1.2rem 0;
}
.highlight-box p { margin: 0; font-size: .93rem; }

.danger-box {
  background: var(--danger-bg);
  border-left: 4px solid var(--danger);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1rem 1.3rem;
  margin: 1.2rem 0;
}
.danger-box-title {
  font-size: .88rem;
  font-weight: 700;
  color: var(--danger);
  margin-bottom: .5rem;
}
.danger-box p { margin: 0; font-size: .88rem; }

.incident-card {
  background: var(--white);
  border: 1px solid var(--border-soft);
  border-top: 3px solid var(--danger);
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 1.1rem 1.2rem;
  margin: .8rem 0;
}
.incident-card-title {
  font-size: .88rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: .4rem;
}
.incident-card p { font-size: .82rem; color: var(--muted); margin: 0; }

/* Section card (white box) */
.section-card {
  background: var(--white);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 1.2rem 1.5rem;
  margin: 1.2rem 0;
}
.section-card-title {
  font-size: .95rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: .6rem;
}

/* ============================================================
   LIST VARIANTS
   ============================================================ */
.cond-list,
.check-list,
.cross-list,
.checklist {
  list-style: none;
  padding: 0;
  margin: .8rem 0 1.2rem;
  display: flex;
  flex-direction: column;
  gap: .5rem;
}
.cond-list li,
.check-list li,
.cross-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .93rem;
  line-height: 1.7;
}
.cond-list li::before {
  content: '●';
  color: var(--purple);
  font-size: .6rem;
  margin-top: .35rem;
  flex-shrink: 0;
}
.check-list li::before {
  content: '✓';
  color: var(--teal);
  font-weight: 700;
  flex-shrink: 0;
}
.cross-list li::before {
  content: '✗';
  color: #e55;
  font-weight: 700;
  flex-shrink: 0;
}

/* Checklist (badge style) */
.checklist li {
  display: flex;
  gap: .7rem;
  align-items: flex-start;
  font-size: .92rem;
  padding: .5rem .6rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 6px;
  line-height: 1.7;
}
.checklist li::before {
  content: '✓';
  font-family: 'IBM Plex Mono', monospace;
  font-size: .75rem;
  background: var(--teal);
  color: #fff;
  padding: .15rem .4rem;
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: .1rem;
}

/* ============================================================
   CARDS & GRIDS
   ============================================================ */
/* Related article link card */
.link-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--white);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: .9rem 1.1rem;
  text-decoration: none;
  color: var(--text);
  transition: border-color .2s, box-shadow .2s;
  margin: .6rem 0;
}
.link-card:hover {
  border-color: var(--purple);
  box-shadow: 0 2px 12px rgba(124,77,202,.12);
  color: var(--text);
}
.link-card-icon { font-size: 1.4rem; flex-shrink: 0; }
.link-card-body { flex: 1; }
.link-card-title { font-size: .88rem; font-weight: 700; color: var(--ink); margin-bottom: 2px; }
.link-card-desc { font-size: .75rem; color: var(--muted); }
.link-card-arrow { font-size: 1rem; color: var(--purple); flex-shrink: 0; }

/* Type cards (2-col grid) */
.type-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .8rem;
  margin: 1.2rem 0 1.5rem;
}
.type-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-top: 3px solid var(--teal);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
}
.type-card-title {
  font-size: .85rem;
  font-weight: 700;
  color: var(--teal);
  margin-bottom: .5rem;
}
.type-card p {
  font-size: .8rem;
  color: var(--muted);
  margin: 0;
  line-height: 1.6;
}

/* Compare cards (2-col grid) */
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1.2rem 0 1.5rem;
}
.compare-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem;
}
.compare-card-title {
  font-size: .82rem;
  font-weight: 700;
  color: var(--purple);
  margin-bottom: .7rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--border);
}
.compare-card ul { margin: 0; padding-left: 1rem; }
.compare-card li { font-size: .82rem; margin-bottom: .3rem; }

/* ============================================================
   FAQ
   ============================================================ */
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: .8rem;
  overflow: hidden;
}
.faq-q {
  background: var(--white);
  padding: 1rem 1.2rem;
  font-weight: 700;
  font-size: .92rem;
  cursor: default;
  display: flex;
  gap: .7rem;
  align-items: flex-start;
}
.faq-q::before {
  content: 'Q';
  font-family: 'IBM Plex Mono', monospace;
  font-size: .75rem;
  background: var(--purple);
  color: #fff;
  padding: .15rem .45rem;
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: .1rem;
}
.faq-a {
  background: rgba(124,77,202,.03);
  padding: 1rem 1.2rem 1rem 1.2rem;
  font-size: .9rem;
  border-top: 1px solid var(--border);
  line-height: 1.75;
  display: flex;
  gap: .7rem;
  align-items: flex-start;
}
.faq-a::before {
  content: 'A';
  font-family: 'IBM Plex Mono', monospace;
  font-size: .75rem;
  background: var(--teal);
  color: #fff;
  padding: .15rem .45rem;
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: .1rem;
}
/* HTML内のバッジ要素は非表示（::beforeで統一） */
.faq-q-badge, .faq-a-badge { display: none; }

/* ============================================================
   TABLE
   ============================================================ */
.table-wrap {
  overflow-x: auto;
  margin: 1.2rem 0 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border-soft);
}
.data-table,
.table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-size: .88rem;
}
.data-table th,
.table-wrap table thead th {
  background: rgba(124,77,202,.12);
  color: var(--ink);
  font-weight: 700;
  padding: .7rem .9rem;
  text-align: left;
  border: 1px solid var(--border);
}
.data-table td,
.table-wrap table tbody td {
  padding: .65rem .9rem;
  border: 1px solid var(--border);
  background: var(--white);
  vertical-align: top;
}
.table-wrap table tbody tr:nth-child(even) td { background: var(--paper); }

/* ============================================================
   TAG LIST
   ============================================================ */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: .8rem 0 1.2rem;
}
.tag {
  font-size: .75rem;
  background: rgba(124,77,202,.08);
  color: var(--purple);
  border: 1px solid rgba(124,77,202,.2);
  padding: .2rem .7rem;
  border-radius: 100px;
  font-family: 'IBM Plex Mono', monospace;
}
.tag-ng {
  background: rgba(220,80,80,.07);
  color: #dc5050;
  border-color: rgba(220,80,80,.2);
}

/* ============================================================
   CTA BOX
   ============================================================ */
.cta-box {
  border-left: 4px solid var(--purple);
  background: rgba(124,77,202,.06);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.5rem 2rem;
  margin: 2rem 0;
}
.cta-box-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .65rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--purple);
  margin-bottom: .6rem;
}
.cta-box-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: .6rem;
}
.cta-box-desc,
.cta-box p {
  font-size: .88rem;
  color: var(--text);
  margin-bottom: 1rem;
  line-height: 1.75;
}
/* Unified gradient pill button (canonical) */
@keyframes cta-bounce {
  0%   { transform: scale(1);    box-shadow: 0 4px 16px rgba(124,77,202,.35); }
  30%  { transform: scale(1.12); box-shadow: 0 10px 35px rgba(124,77,202,.65); }
  60%  { transform: scale(.96);  box-shadow: 0 3px 10px rgba(124,77,202,.3); }
  80%  { transform: scale(1.06); box-shadow: 0 7px 25px rgba(124,77,202,.5); }
  100% { transform: scale(1);    box-shadow: 0 4px 16px rgba(124,77,202,.35); }
}
.cta-btn,
.cta-box-btn {
  display: inline-block;
  background: var(--grad);
  color: #fff !important;
  text-decoration: none !important;
  padding: .7rem 1.8rem;
  border-radius: 100px;
  font-size: .9rem;
  font-weight: 700;
  letter-spacing: .04em;
  transition: opacity .2s;
  animation: cta-bounce 2.2s ease-in-out infinite;
  will-change: transform;
}
.cta-btn:hover,
.cta-box-btn:hover {
  opacity: .9;
  transform: translateY(-2px);
  animation-play-state: paused;
}

/* ============================================================
   OFFICIAL LINK
   ============================================================ */
.official-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .82rem;
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(56,182,194,.4);
  padding-bottom: 1px;
  transition: opacity .2s;
}
.official-link:hover { opacity: .75; color: var(--teal); }

/* ============================================================
   DISCLAIMER
   ============================================================ */
.disclaimer {
  margin-top: 3rem;
  padding: 1.2rem 1.5rem;
  background: rgba(110,106,124,.06);
  border: 1px solid rgba(110,106,124,.2);
  border-radius: var(--radius);
  font-size: .78rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,.6);
  padding: 2.5rem 1.5rem;
  margin-top: 4rem;
}
.footer-inner {
  max-width: 1060px;
  margin: 0 auto;
}
.footer-top {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}
.footer-brand {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .8rem;
  color: rgba(255,255,255,.85);
}
.footer-brand span {
  display: inline-block;
  background: var(--grad);
  color: #fff;
  padding: .2rem .6rem;
  border-radius: 4px;
  margin-right: .4rem;
  font-size: .65rem;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem .8rem;
  font-size: .78rem;
}
.footer-links a {
  color: rgba(255,255,255,.55);
  text-decoration: none;
  transition: color .2s;
}
.footer-links a:hover { color: rgba(124,77,202,.9); }
.footer-copy {
  font-size: .72rem;
  color: rgba(255,255,255,.3);
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 1rem;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 820px) {
  .article-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .toc-sidebar { display: none; }
  .article-hero-inner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .hero-img { aspect-ratio: 16 / 7; }
}

@media (max-width: 600px) {
  .nav-links { display: none; }
  .article-hero { padding: 2rem 1rem 1.8rem; }
  .article-layout { padding: 1.5rem 1rem 3rem; }
  .compare-grid,
  .type-grid { grid-template-columns: 1fr; }
}