:root {
  color-scheme: light;
  --canvas: #f7f4ec;
  --surface: #fffefa;
  --surface-soft: #f1ede3;
  --ink: #201a17;
  --muted: #5c514b;
  --line: #cfc4b5;
  --brand: #08776f;
  --brand-strong: #075d58;
  --focus: #075d58;
  --error: #b42318;
  --warning: #9b5a00;
  --user: #6552a3;
  --info: #2f6389;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: "BIZ UDPGothic", "Hiragino Kaku Gothic ProN",
    "Hiragino Sans", "Yu Gothic UI", "Meiryo UI", system-ui,
    sans-serif;
  line-height: 1.75;
}

a {
  color: var(--brand-strong);
  text-underline-offset: 0.2em;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 20;
  top: 8px;
  left: 8px;
  padding: 9px 13px;
  background: var(--surface);
  color: var(--ink);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: none;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.header-inner,
.main,
.footer-inner {
  width: min(960px, calc(100% - 40px));
  margin-inline: auto;
}

.header-inner {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  color: var(--ink);
  font-weight: 700;
  letter-spacing: 0.01em;
  text-decoration: none;
}

.header-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 4px 20px;
}

.header-nav a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
}

.main {
  padding: 64px 0 80px;
}

.page-intro {
  margin-bottom: 36px;
}

h1,
h2,
h3 {
  line-height: 1.35;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.25rem);
  letter-spacing: -0.035em;
}

h2 {
  margin: 0 0 12px;
  font-size: clamp(1.25rem, 3vw, 1.6rem);
}

h3 {
  margin: 24px 0 8px;
  font-size: 1.08rem;
}

p,
ul,
ol,
dl {
  margin-top: 0;
}

.lead {
  max-width: 760px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.breadcrumb {
  margin: 0 0 28px;
  color: var(--muted);
}

.finding-index-intro {
  padding: 24px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.finding-search {
  margin-top: 24px;
}

.finding-search label {
  display: block;
  margin-bottom: 8px;
  font-weight: 700;
}

.finding-search input {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  font: inherit;
}

.finding-search input::placeholder {
  color: var(--muted);
  opacity: 1;
}

.finding-index-intro [role="status"] {
  margin: 12px 0 0;
  color: var(--muted);
}

.finding-type-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.finding-type-chip {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
}

.finding-type-chip[aria-pressed="true"] {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--surface);
}

.finding-type-chip[aria-pressed="true"] .finding-type-icon {
  border-color: currentColor;
}

.finding-index-groups {
  display: grid;
  gap: 32px;
}

.finding-cluster {
  scroll-margin-top: 20px;
}

.finding-cluster-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 6px;
}

.finding-cluster-heading h2 {
  margin: 0;
  font-size: 1.2rem;
}

.finding-cluster-count,
.finding-cluster-impact {
  color: var(--muted);
  font-size: 0.9rem;
}

.finding-cluster-count {
  white-space: nowrap;
}

.finding-cluster-impact {
  max-width: 760px;
  margin-bottom: 12px;
}

.finding-classification-guide {
  margin: 0 0 12px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.finding-classification-guide summary {
  min-height: 44px;
  padding: 8px 12px;
  color: var(--brand-strong);
  cursor: pointer;
}

.finding-classification-guide-body {
  padding: 0 16px 16px;
}

.finding-classification-guide-body h3 {
  margin-top: 16px;
}

.finding-classification-guide-body > :last-child {
  margin-bottom: 0;
}

.finding-index-list {
  display: grid;
  margin: 0;
  padding: 0;
  border: 1px solid var(--line);
  background: var(--surface);
  list-style: none;
}

.finding-index-item {
  border-bottom: 1px solid var(--line);
}

.finding-index-item:last-child {
  border-bottom: 0;
}

.finding-index-link {
  display: grid;
  min-height: 52px;
  grid-template-columns: minmax(5.5rem, auto) minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 10px 16px;
  padding: 11px 16px;
  color: var(--ink);
  text-decoration: none;
}

.finding-index-link:hover {
  background: var(--surface-soft);
}

.finding-index-link:hover .finding-index-title {
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.finding-index-id,
.finding-id {
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
}

.finding-index-id {
  padding: 2px 7px;
  border: 1px solid var(--line);
  background: var(--canvas);
  color: var(--muted);
  font-size: 0.82rem;
  text-align: center;
}

.finding-index-title {
  color: var(--ink);
  line-height: 1.6;
}

.finding-index-type,
.finding-type-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 0.82rem;
  white-space: nowrap;
}

.finding-type-icon {
  display: inline-flex;
  width: 20px;
  height: 20px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  background: var(--info);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1;
}

.error .finding-type-icon {
  background: var(--error);
}

.warning .finding-type-icon {
  background: var(--warning);
}

.user .finding-type-icon {
  background: var(--user);
}

.info .finding-type-icon {
  background: var(--info);
}

.finding-index-arrow {
  color: var(--brand-strong);
}

.finding-id {
  margin: 0;
  color: var(--brand-strong);
  font-size: 1rem;
  font-weight: 700;
}

.finding-detail-back {
  margin-bottom: 16px;
}

.finding-detail-hero {
  padding: 24px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.finding-detail-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin-bottom: 12px;
}

.finding-status {
  margin-left: auto;
  padding: 5px 9px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 0.82rem;
}

.finding-detail-hero h1 {
  font-size: clamp(1.65rem, 4vw, 2.35rem);
  letter-spacing: -0.02em;
}

.finding-impact {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.finding-impact h2 {
  margin-bottom: 6px;
  font-size: 1rem;
}

.finding-impact p {
  margin: 0;
}

.finding-step-number {
  display: inline-flex;
  width: 24px;
  height: 24px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 0.82rem;
}

.finding-engine-details {
  margin-top: 20px;
  padding: 16px;
  border: 1px dashed var(--line);
}

.finding-engine-details h2 {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.9rem;
}

.finding-engine-details-body {
  margin: 0;
}

.finding-engine-message {
  margin: 0;
  padding: 12px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
}

.finding-engine-message code {
  overflow-wrap: anywhere;
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  white-space: pre-wrap;
}

.finding-engine-source {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.finding-detail-next {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 18px;
}

.finding-detail-next a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
}

.content-section,
.notice {
  margin-top: 20px;
  padding: 24px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.notice {
  background: var(--surface-soft);
}

.content-section > :last-child,
.notice > :last-child {
  margin-bottom: 0;
}

.content-section li + li,
.notice li + li {
  margin-top: 8px;
}

.definition-list {
  display: grid;
  grid-template-columns: minmax(130px, 0.28fr) 1fr;
  gap: 10px 24px;
}

.definition-list dt {
  font-weight: 700;
}

.definition-list dd {
  margin: 0;
}

.user-agent {
  display: block;
  overflow-wrap: anywhere;
  padding: 14px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
}

.site-footer {
  border-top: 2px solid var(--ink);
  background: var(--surface);
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, auto);
  gap: 28px 32px;
  padding: 30px 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-about,
.footer-company {
  display: grid;
  align-content: start;
  gap: 8px;
}

.footer-about p,
.footer-company p,
.footer-links {
  margin: 0;
}

.footer-name {
  color: var(--ink);
  font-size: 1rem;
  font-weight: 700;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 20px;
  padding: 0;
  list-style: none;
}

.footer-links a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
}

.credit {
  grid-column: 1 / -1;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.copyright {
  font-size: 0.82rem;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 780px) {
  .header-inner,
  .main,
  .footer-inner {
    width: min(100% - 28px, 960px);
  }

  .header-inner {
    min-height: 64px;
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
    padding: 12px 0;
  }

  .header-nav {
    justify-content: flex-start;
  }

  .main {
    padding: 42px 0 56px;
  }

  .content-section,
  .notice {
    padding: 18px;
  }

  .finding-index-link {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .finding-index-id,
  .finding-index-title {
    grid-column: 1 / -1;
  }

  .finding-detail-meta {
    align-items: flex-start;
    flex-direction: column;
  }

  .finding-status {
    margin-left: 0;
  }

  .definition-list {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .definition-list dd + dt {
    margin-top: 12px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .credit {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}


/* ===== UI polish layer (2026-07-29 orchestrator) =====
   上書きのみ。id・DOM構造・文言は不変更。種類色はindex.htmlのトークンに統一済み。 */

.content-section,
.finding-detail-hero,
.finding-search {
  border-radius: 14px;
  border-color: rgba(32, 26, 23, 0.12);
}

.content-section h2 {
  font-size: 1.05rem;
}

#finding-detail h1,
.finding-detail-hero h1 {
  font-size: 1.55rem;
  line-height: 1.5;
}

#finding-index-title {
  font-size: 1.55rem;
}

button,
input[type="search"],
input[type="url"],
select {
  border-radius: 10px;
}

.finding-type-chip,
.finding-type-badge,
.finding-status {
  border-radius: 999px;
}

.finding-type-chip {
  transition: background-color 0.12s ease,
    border-color 0.12s ease;
}

.finding-type-icon {
  border-radius: 5px;
}

.finding-index-list {
  border-radius: 12px;
  border-color: rgba(32, 26, 23, 0.12);
}

.finding-index-list > li:first-child,
.finding-index-list > li:first-child .finding-index-link {
  border-radius: 11px 11px 0 0;
}

.finding-index-list > li:last-child,
.finding-index-list > li:last-child .finding-index-link {
  border-radius: 0 0 11px 11px;
}

.finding-index-item {
  transition: background-color 0.12s ease;
}

.finding-index-item:hover {
  background: rgba(32, 26, 23, 0.03);
}

.finding-index-id {
  font-size: 0.78rem;
  border-radius: 6px;
  background: var(--surface-soft);
  border: 1px solid rgba(32, 26, 23, 0.12);
}

.finding-index-arrow {
  color: var(--brand-strong);
}

.finding-step-number {
  border-radius: 7px;
  vertical-align: 0.1em;
}

.finding-engine-details {
  border-style: dashed;
  border-radius: 10px;
}

.finding-engine-message {
  border-radius: 8px;
}

.finding-status {
  font-size: 0.74rem;
}


/* ===== polish 追補 (2026-07-29): 静的ページ・詳細ヒーローの統一 ===== */

h1 {
  font-size: clamp(1.5rem, 3.2vw, 1.9rem);
  letter-spacing: -0.015em;
  line-height: 1.45;
}

h2 {
  font-size: clamp(1.02rem, 2.2vw, 1.15rem);
}

.lead {
  font-size: 0.95rem;
}

.notice {
  border-radius: 10px;
  border-color: rgba(32, 26, 23, 0.12);
}

.finding-detail-hero .finding-id,
#finding-detail-id {
  font-size: 0.8rem;
  background: var(--surface-soft);
  border: 1px solid rgba(32, 26, 23, 0.12);
  border-radius: 6px;
  padding: 2px 9px;
  display: inline-block;
}

.definition-list dt {
  font-weight: 600;
}