/* ================================================================
   pointnavi koramu — 共有スタイル
   pointsite.css の CSS 変数 (--c-*) を継承。pointnavi 黄 (#FACC15) アクセント。
   ================================================================ */

:root {
  --kr-accent:        #F59E0B;  /* amber-500, slightly stronger than FACC15 for text */
  --kr-accent-deep:   #B45309;
  --kr-accent-soft:   #FEF3C7;  /* amber-100 */
  --kr-accent-tint:   #FFFBEB;  /* amber-50 */
  --kr-muted:         var(--c-text-3);
}
:root[data-theme="dark"] {
  --kr-accent:        #FBBF24;
  --kr-accent-deep:   #FDE68A;
  --kr-accent-soft:   #422006;
  --kr-accent-tint:   #1C1408;
  --kr-muted:         var(--c-text-3);
}

/* ===== Layout ===== */
.koramu-wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 32px 24px 96px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 248px;
  gap: 52px;
  align-items: start;
}
.koramu-main { min-width: 0; }

/* ===== Sticky TOC ===== */
.koramu-side {
  position: sticky;
  top: 80px;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
  font-size: 0.9rem;
}
.koramu-side-inner {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-2);
  padding: 18px 0;
}
.koramu-side-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--kr-muted);
  text-transform: uppercase;
  padding: 0 18px 12px;
}
.koramu-toc { list-style: none; padding: 0; margin: 0; }
.koramu-toc a {
  display: block;
  padding: 9px 18px;
  font-size: 0.85rem;
  color: var(--c-text-2);
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: color var(--t-fast), background var(--t-fast);
  font-weight: 500;
  line-height: 1.45;
}
.koramu-toc a:hover {
  color: var(--kr-accent-deep);
  background: var(--kr-accent-tint);
}
.koramu-toc a.active {
  color: var(--kr-accent-deep);
  border-left-color: var(--kr-accent);
  background: var(--kr-accent-tint);
  font-weight: 600;
}

/* ===== Breadcrumb ===== */
.koramu-crumbs {
  display: flex; flex-wrap: wrap; gap: 6px;
  font-size: 0.82rem; color: var(--c-text-3);
  margin: 0 0 22px;
}
.koramu-crumbs a { color: var(--c-text-2); text-decoration: none; transition: color var(--t-fast); }
.koramu-crumbs a:hover { color: var(--kr-accent-deep); }
.koramu-crumbs .sep { color: var(--c-text-3); margin: 0 2px; }
.koramu-crumbs .current { color: var(--c-text); font-weight: 500; }

/* ===== Article header ===== */
.koramu-header {
  padding-bottom: 24px;
  border-bottom: 1px solid var(--c-border);
  margin-bottom: 32px;
}
.koramu-header h1 {
  font-size: 2.05rem;
  font-weight: 800;
  color: var(--c-text);
  letter-spacing: -0.02em;
  line-height: 1.32;
  margin: 0 0 16px;
}
.koramu-meta {
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  font-size: 0.82rem; color: var(--c-text-3);
}
.koramu-meta .item { display: flex; align-items: center; gap: 6px; }
.koramu-cat-pill {
  display: inline-flex; align-items: center;
  background: var(--kr-accent-soft);
  color: var(--kr-accent-deep);
  padding: 4px 10px;
  border-radius: var(--r-pill);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ===== Section ===== */
.koramu-section {
  margin: 44px 0;
  scroll-margin-top: 90px;
}
.koramu-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.012em;
  color: var(--c-text);
  margin: 0 0 18px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--c-border);
}
.koramu-section h3 {
  font-size: 1.13rem;
  font-weight: 700;
  color: var(--c-text);
  margin: 28px 0 12px;
  letter-spacing: -0.008em;
}
.koramu-section p, .koramu-section li {
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--c-text);
}
.koramu-section p { margin: 0 0 14px; }
.koramu-section p strong { font-weight: 700; color: var(--c-text); }
.koramu-section a {
  color: var(--kr-accent-deep);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
}
.koramu-section a:hover { color: var(--kr-accent); }

/* ===== Callout / Tip box ===== */
.koramu-callout {
  display: flex; gap: 14px;
  background: var(--kr-accent-tint);
  border-left: 4px solid var(--kr-accent);
  padding: 16px 20px;
  border-radius: 8px;
  margin: 20px 0;
}
.koramu-callout-icon {
  font-size: 1.5rem;
  line-height: 1.1;
  flex-shrink: 0;
}
.koramu-callout-body p { margin: 0; font-size: 0.92rem; line-height: 1.7; color: var(--c-text); }
.koramu-callout-body p + p { margin-top: 8px; }
.koramu-callout.warn { background: #FEF2F2; border-left-color: #DC2626; }
.koramu-callout.warn .koramu-callout-body p { color: var(--c-text); }
:root[data-theme="dark"] .koramu-callout.warn { background: #3F0A0A; }

/* ===== Table ===== */
.koramu-table-wrap {
  margin: 18px 0 24px;
  overflow-x: auto;
  border: 1px solid var(--c-border);
  border-radius: var(--r-2);
}
.koramu-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.koramu-table thead {
  background: var(--c-surface-2);
}
.koramu-table th {
  padding: 12px 14px;
  text-align: left;
  font-weight: 700;
  color: var(--c-text);
  font-size: 0.84rem;
  border-bottom: 2px solid var(--c-border);
  white-space: nowrap;
}
.koramu-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--c-border);
  color: var(--c-text);
  line-height: 1.55;
  vertical-align: top;
}
.koramu-table tr:last-child td { border-bottom: 0; }
.koramu-table .hl {
  background: var(--kr-accent-tint);
  font-weight: 600;
  color: var(--kr-accent-deep);
}

/* ===== Steps (ordered numbered) ===== */
.koramu-steps {
  list-style: none;
  padding: 0;
  margin: 18px 0 24px;
  counter-reset: kstep;
}
.koramu-steps li {
  position: relative;
  padding: 14px 16px 14px 56px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-2);
  margin-bottom: 10px;
  counter-increment: kstep;
}
.koramu-steps li::before {
  content: counter(kstep);
  position: absolute;
  left: 16px;
  top: 14px;
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--kr-accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  display: flex; align-items: center; justify-content: center;
  line-height: 1;
}
.koramu-steps li strong {
  display: block;
  font-size: 0.99rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--c-text);
}
.koramu-steps li span {
  display: block;
  font-size: 0.9rem;
  color: var(--c-text-2);
  line-height: 1.7;
}

/* ===== Generic list ===== */
.koramu-section ul:not(.koramu-toc):not(.koramu-steps),
.koramu-section ol {
  padding-left: 22px;
  margin: 0 0 18px;
}
.koramu-section ul:not(.koramu-toc):not(.koramu-steps) li,
.koramu-section ol li {
  margin-bottom: 8px;
  line-height: 1.8;
}

/* ===== FAQ ===== */
.koramu-faq { margin: 10px 0 24px; }
.koramu-faq details {
  border: 1px solid var(--c-border);
  border-radius: var(--r-2);
  padding: 14px 18px;
  margin-bottom: 10px;
  background: var(--c-surface);
}
.koramu-faq summary {
  font-weight: 700;
  font-size: 0.99rem;
  cursor: pointer;
  list-style: none;
  color: var(--c-text);
  display: flex; align-items: flex-start; gap: 10px;
}
.koramu-faq summary::before {
  content: "Q.";
  color: var(--kr-accent-deep);
  font-weight: 800;
}
.koramu-faq summary::-webkit-details-marker { display: none; }
.koramu-faq details[open] summary { margin-bottom: 10px; }
.koramu-faq .a {
  display: flex; gap: 10px;
  color: var(--c-text-2);
  font-size: 0.93rem;
  line-height: 1.8;
}
.koramu-faq .a::before {
  content: "A.";
  color: var(--kr-accent-deep);
  font-weight: 700;
  flex-shrink: 0;
}

/* ===== CTA buttons inside articles ===== */
.koramu-cta-row {
  display: flex; gap: 12px; flex-wrap: wrap;
  margin: 18px 0 24px;
}
.koramu-cta-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 18px;
  background: var(--kr-accent);
  color: #fff !important;
  border-radius: var(--r-2);
  font-weight: 700;
  font-size: 0.92rem;
  text-decoration: none !important;
  transition: background var(--t-fast);
}
.koramu-cta-btn:hover { background: var(--kr-accent-deep); color: #fff !important; }
.koramu-cta-btn.outline {
  background: transparent;
  color: var(--kr-accent-deep) !important;
  border: 1.5px solid var(--kr-accent);
}
.koramu-cta-btn.outline:hover { background: var(--kr-accent-tint); }

/* ===== Footer note ===== */
.koramu-foot-note {
  margin: 36px 0 0;
  padding: 14px 16px;
  background: var(--c-surface-2);
  border-radius: var(--r-2);
  font-size: 0.82rem;
  color: var(--c-text-3);
  line-height: 1.7;
}

/* ===== Related articles ===== */
.koramu-related {
  margin: 48px 0 0;
  padding-top: 28px;
  border-top: 1px solid var(--c-border);
}
.koramu-related h2 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0 0 18px;
  color: var(--c-text);
}
.koramu-related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
}
.koramu-related-card {
  display: block;
  padding: 16px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-2);
  text-decoration: none !important;
  transition: border-color var(--t-fast), transform var(--t-fast);
}
.koramu-related-card:hover {
  border-color: var(--kr-accent);
  transform: translateY(-2px);
}
.koramu-related-cat {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--kr-accent-deep);
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.koramu-related-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-text);
  line-height: 1.5;
}

/* ===== Index page ===== */
.koramu-idx-hero {
  max-width: 920px;
  margin: 0 auto 36px;
  padding: 40px 24px 28px;
  text-align: center;
}
.koramu-idx-hero h1 {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--c-text);
  margin: 0 0 14px;
}
.koramu-idx-hero p {
  font-size: 1.02rem;
  line-height: 1.75;
  color: var(--c-text-2);
  max-width: 720px;
  margin: 0 auto;
}
.koramu-idx-cats {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px 80px;
}
.koramu-idx-cat { margin-bottom: 36px; }
.koramu-idx-cat-title {
  display: flex; align-items: baseline; gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1.5px solid var(--c-border);
}
.koramu-idx-cat-title h2 {
  font-size: 1.18rem;
  font-weight: 700;
  margin: 0;
  color: var(--c-text);
}
.koramu-idx-cat-title .count {
  font-size: 0.78rem;
  color: var(--c-text-3);
  font-weight: 500;
}
.koramu-idx-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}
.koramu-idx-card {
  display: block;
  padding: 14px 16px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-2);
  color: var(--c-text);
  text-decoration: none !important;
  font-size: 0.92rem;
  line-height: 1.55;
  font-weight: 500;
  transition: border-color var(--t-fast), transform var(--t-fast);
}
.koramu-idx-card:hover {
  border-color: var(--kr-accent);
  transform: translateY(-1px);
}

/* ===== Mobile ===== */
@media (max-width: 880px) {
  .koramu-wrap {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 24px 18px 60px;
  }
  .koramu-side { display: none; }
  .koramu-header h1 { font-size: 1.55rem; line-height: 1.35; }
  .koramu-section h2 { font-size: 1.25rem; }
  .koramu-section h3 { font-size: 1.05rem; }
  .koramu-idx-hero h1 { font-size: 1.65rem; }
  .koramu-idx-hero p { font-size: 0.95rem; }
}