/*
 * よりみち（docs/yorimichi/*.html）の共通スタイル
 *
 * ページの <body> に class="page-yorimichi theme-◯◯" を付ける。
 * 色はテーマごとに css/yorimichi/◯◯.css で --ym-* を上書きする。
 * そのページだけの部品（体験ウィジェットなど）も同じファイルに書く。
 */
.page-yorimichi {
  --ym-bg: #fbfaf7;
  --ym-bg-2: #f5f2ec;
  --ym-panel: #ffffff;
  --ym-line: #e7e1d8;
  --ym-accent: #4f9a1c;
  --ym-accent-glow: #8fe05a;
  --ym-accent-soft: #f0f9e8;
  --ym-text: #2b2b2b;
  --ym-sub: #4a4540;
  --ym-muted: #6f6862;
  --ym-chip: #f7f4ef;
  --ym-highlight: #ffa726;
  --ym-highlight-text: #c25e00;
  --ym-shadow: rgba(80, 60, 30, 0.07);
  --ym-mono: "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;
  background-color: var(--ym-bg);
}

.page-yorimichi main {
  color: var(--ym-text);
  background-color: var(--ym-bg);
}

.page-yorimichi header nav a[aria-current="page"] {
  color: var(--ym-accent);
  font-weight: 700;
}

/* Shared */
.ym-section {
  padding: 96px 0;
  background-image:
    linear-gradient(var(--ym-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--ym-line) 1px, transparent 1px);
  background-size: 48px 48px;
  background-color: var(--ym-bg);
  background-blend-mode: normal;
  position: relative;
}

.ym-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, color-mix(in srgb, var(--ym-bg) 55%, transparent) 0%, var(--ym-bg) 75%);
  pointer-events: none;
}

.ym-section > .container {
  position: relative;
  z-index: 1;
}

.ym-section:nth-of-type(even) {
  background-color: var(--ym-bg-2);
}

.page-yorimichi .ym-section h2 {
  color: var(--ym-text);
  line-height: 1.4;
  margin-bottom: 32px;
}

.page-yorimichi .ym-section h2::after {
  background-color: var(--ym-accent);
  box-shadow: 0 0 12px var(--ym-accent-glow);
}

.ym-kicker,
.ym-eyebrow {
  font-family: var(--ym-mono);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--ym-accent);
  text-align: center;
  margin-bottom: 12px;
}

.ym-section-lead {
  max-width: 760px;
  margin: 0 auto 48px;
  text-align: center;
  color: var(--ym-muted);
}

.ym-section-lead b,
.ym-lead b,
.ym-manifesto-body b,
.ym-system-card b {
  color: var(--ym-text);
}

/* Hero */
.ym-hero {
  position: relative;
  padding: 160px 0 96px;
  min-height: 640px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: var(--ym-bg);
  text-align: center;
}

.ym-hero-bg {
  position: absolute;
  inset: 0;
  /* 画像はページ側で style="background-image: url(...)" を指定する */
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  opacity: 0.6;
}

.ym-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, color-mix(in srgb, var(--ym-bg) 55%, transparent) 0%, color-mix(in srgb, var(--ym-bg) 88%, transparent) 55%, var(--ym-bg) 100%);
}

.ym-hero-inner {
  position: relative;
}

.ym-hero h1 {
  font-size: 3.2rem;
  line-height: 1.25;
  margin-bottom: 24px;
  color: var(--ym-text);
}

.ym-hero .ym-lead {
  max-width: 820px;
  margin: 0 auto 40px;
  font-size: 1.05rem;
  color: var(--ym-sub);
}

.ym-hero-stats {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.ym-hero-stats > div {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--ym-line);
  border-top: 3px solid var(--ym-accent);
  border-radius: 8px;
  padding: 16px 24px;
  min-width: 170px;
}

.ym-num {
  font-family: var(--ym-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--ym-text);
}

.ym-unit {
  margin-left: 4px;
  font-weight: 700;
}

.ym-hero-stats small {
  display: block;
  color: var(--ym-muted);
  font-size: 0.8rem;
}

.ym-hero--compact {
  min-height: 0;
  padding: 150px 0 24px;
}

/* Manifesto */
.ym-manifesto-body {
  max-width: 760px;
  margin: 0 auto 56px;
  text-align: center;
  color: var(--ym-sub);
  font-size: 1.05rem;
}

.ym-manifesto-body p + p {
  margin-top: 1.2em;
}

.ym-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.ym-pillar,
.ym-system-card,
.ym-qa-item {
  background: var(--ym-panel);
  border: 1px solid var(--ym-line);
  border-radius: 12px;
  box-shadow: 0 3px 10px var(--ym-shadow);
  padding: 28px 24px;
}

.ym-pillar-no {
  font-family: var(--ym-mono);
  font-size: 1.6rem;
  color: var(--ym-accent);
}

.ym-pillar h3,
.ym-system-card h3,
.ym-qa-item h3 {
  font-size: 1.1rem;
  margin: 8px 0 12px;
  color: var(--ym-text);
}

.ym-pillar p,
.ym-system-card p,
.ym-qa-item p {
  color: var(--ym-muted);
  font-size: 0.92rem;
}

/* Curriculum */
.ym-phase {
  max-width: 880px;
  margin: 0 auto 28px;
}

.ym-phase-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.ym-phase-head span {
  font-family: var(--ym-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--ym-accent);
}

.ym-phase-head h3 {
  font-size: 1.15rem;
  color: var(--ym-text);
}

.ym-phase-head small {
  color: var(--ym-muted);
}

.ym-problems {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.ym-problems li {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--ym-panel);
  border: 1px solid var(--ym-line);
  border-radius: 10px;
  padding: 14px 16px;
}

.ym-problems li.ym-peak {
  border-color: color-mix(in srgb, var(--ym-accent) 60%, transparent);
  box-shadow: inset 3px 0 0 var(--ym-accent);
}

.ym-pno {
  font-family: var(--ym-mono);
  font-size: 1.4rem;
  color: var(--ym-accent);
  flex-shrink: 0;
  width: 2ch;
}

.ym-problems div {
  flex: 1;
}

.ym-problems strong {
  font-size: 0.98rem;
  color: var(--ym-text);
}

.ym-problems p {
  font-size: 0.82rem;
  color: var(--ym-muted);
}

.ym-problems em {
  font-style: normal;
  font-size: 0.75rem;
  color: var(--ym-muted);
  white-space: nowrap;
  text-align: right;
}

.ym-noanswer {
  display: block;
  margin-top: 4px;
  font-weight: 600;
  color: var(--ym-highlight-text);
}

/* System */
.ym-system-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.ym-system-grid .ym-system-card:first-child {
  grid-row: span 2;
}

/* Roadmap */
.ym-figure {
  max-width: 880px;
  margin: 0 auto 24px;
}

.ym-figure img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  border: 1px solid var(--ym-line);
}

.ym-figure figcaption {
  margin-top: 8px;
  font-size: 0.82rem;
  color: var(--ym-muted);
  text-align: center;
}

.ym-code {
  max-width: 880px;
  margin: 0 auto 56px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--ym-line);
  background: var(--ym-chip);
}

.ym-code-head {
  font-size: 0.78rem;
  color: var(--ym-muted);
  padding: 10px 16px;
  border-bottom: 1px solid var(--ym-line);
  background: var(--ym-panel);
}

.ym-code pre {
  margin: 0;
  padding: 16px;
  overflow-x: auto;
  font-family: var(--ym-mono);
  font-size: 0.85rem;
  line-height: 1.6;
  color: #3a3a3a;
}

.ym-code .c {
  color: #9a918a;
}

.ym-code .s {
  color: var(--ym-highlight-text);
}

.ym-steps {
  list-style: none;
  max-width: 880px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  counter-reset: none;
}

.ym-steps li {
  position: relative;
  background: var(--ym-panel);
  border: 1px solid var(--ym-line);
  border-radius: 10px;
  padding: 18px 16px;
}

.ym-steps li.is-here {
  border-color: var(--ym-accent);
  box-shadow: 0 0 18px color-mix(in srgb, var(--ym-accent) 35%, transparent);
}

.ym-steps li.is-here::after {
  content: 'いまここ';
  position: absolute;
  top: -10px;
  right: 10px;
  font-size: 0.7rem;
  font-weight: 700;
  background: var(--ym-accent);
  color: #fff;
  padding: 2px 8px;
  border-radius: 10px;
}

.ym-step-no {
  font-family: var(--ym-mono);
  font-size: 1.2rem;
  color: var(--ym-accent);
}

.ym-steps strong {
  display: block;
  margin: 4px 0 6px;
  color: var(--ym-text);
  font-size: 0.95rem;
}

.ym-steps p {
  font-size: 0.8rem;
  color: var(--ym-muted);
}

.ym-roadmap-note {
  max-width: 880px;
  margin: 24px auto 0;
  font-size: 0.8rem;
  color: var(--ym-muted);
}

/* 画像とテキストの横並び */
.ym-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  max-width: 880px;
  margin: 0 auto;
}

.ym-split img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
}

.ym-split .ym-code {
  margin: 16px 0 0;
}

.ym-split p {
  color: var(--ym-sub);
}

/* 外部の教材へのリンク */
.ym-links {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  max-width: 880px;
  margin: 0 auto;
}

.ym-links a {
  display: block;
  background: var(--ym-panel);
  border: 1px solid var(--ym-line);
  border-radius: 12px;
  box-shadow: 0 3px 10px var(--ym-shadow);
  padding: 20px;
  transition: transform 0.2s ease;
}

.ym-links a:hover {
  opacity: 1;
  transform: translateY(-2px);
}

.ym-links strong {
  display: block;
  color: var(--ym-accent);
  margin-bottom: 6px;
}

.ym-links span {
  font-size: 0.85rem;
  color: var(--ym-muted);
}

.ym-links-note {
  max-width: 880px;
  margin: 16px auto 0;
  font-size: 0.8rem;
  color: var(--ym-muted);
  text-align: center;
}

/* Parents */
.ym-qa {
  max-width: 800px;
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

.ym-qa-item a {
  color: var(--ym-accent);
  text-decoration: underline;
}

/* CTA */
.page-yorimichi .ym-cta {
  background: linear-gradient(135deg, var(--ym-accent-soft) 0%, var(--ym-bg) 70%);
  color: var(--ym-text);
}

.page-yorimichi .ym-cta h2 {
  color: var(--ym-text);
  line-height: 1.4;
}

.page-yorimichi .ym-cta h2::after {
  background-color: var(--ym-accent);
}

.page-yorimichi .ym-cta p {
  color: var(--ym-sub);
}

.ym-pc {
  display: inline;
}

/* Responsive */
@media (max-width: 768px) {
  .ym-section {
    padding: 64px 0;
  }

  .ym-hero {
    padding: 120px 0 64px;
    min-height: 0;
  }

  .ym-hero h1 {
    font-size: 2.1rem;
  }

  .ym-hero--compact {
    padding: 120px 0 48px;
  }

  .ym-hero .ym-lead {
    font-size: 0.95rem;
  }

  .ym-hero .ym-lead br,
  .ym-section-lead br {
    display: none;
  }

  .ym-hero-stats > div {
    min-width: 0;
    flex: 1 1 140px;
    padding: 12px 14px;
  }

  .page-yorimichi .ym-section h2 {
    font-size: 1.5rem;
  }

  .ym-pillars,
  .ym-system-grid,
  .ym-problems,
  .ym-split {
    grid-template-columns: 1fr;
  }

  .ym-system-grid .ym-system-card:first-child {
    grid-row: auto;
  }

  .ym-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-yorimichi * {
    transition: none !important;
  }
}