/* ============================================================
   とあるwomanの仕事とお金の話 - Main Stylesheet
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&display=swap');

/* ---------- CSS Variables ---------- */
:root {
  --color-primary:       #1A237E;
  --color-primary-dark:  #0D1457;
  --color-primary-light: #3949AB;
  --color-bg:            #FAFAFA;
  --color-surface:       #FFFFFF;
  --color-text:          #212121;
  --color-text-sub:      #757575;
  --color-border:        #E0E0E0;

  --color-cat-kakei:    #2E7D32;
  --color-cat-hataraki: #1565C0;
  --color-cat-skill:    #6A1B9A;
  --color-cat-shisan:   #E65100;

  --font-base: 'Noto Sans JP', sans-serif;
  --radius:    8px;
  --shadow:    0 2px 8px rgba(0,0,0,0.08);
  --shadow-lg: 0 4px 16px rgba(0,0,0,0.14);
  --ease:      0.2s ease;

  --max-w:       1100px;
  --sidebar-w:   280px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font-base);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--ease); }
a:hover { color: var(--color-primary-light); }
ul { list-style: none; }

/* ---------- Layout ---------- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

.page-layout {
  display: grid;
  grid-template-columns: 1fr var(--sidebar-w);
  gap: 40px;
  padding: 40px 0;
}

/* ---------- Header ---------- */
.site-header {
  background: var(--color-primary);
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 24px;
}
.site-logo a {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.3;
}
.logo-icon { font-size: 1.6rem; }

.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav a {
  color: rgba(255,255,255,0.85);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 6px 11px;
  border-radius: var(--radius);
  transition: background var(--ease), color var(--ease);
}
.site-nav a:hover { background: rgba(255,255,255,0.15); color: #fff; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: #fff;
  font-size: 1.4rem;
  line-height: 1;
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #283593 60%, #1565C0 100%);
  color: #fff;
  padding: 64px 0 56px;
  text-align: center;
}
.hero-eyecatch { font-size: 3rem; margin-bottom: 16px; }
.hero h1 {
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.5;
}
.hero p {
  font-size: 0.95rem;
  opacity: 0.85;
  max-width: 540px;
  margin: 0 auto 32px;
}
.hero-cats { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.hero-cat-btn {
  padding: 8px 20px;
  border-radius: 24px;
  font-size: 0.85rem;
  font-weight: 500;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.4);
  transition: background var(--ease), border-color var(--ease);
}
.hero-cat-btn:hover { border-color: #fff; background: rgba(255,255,255,0.15); color: #fff; }

/* ---------- Category Badge ---------- */
.cat-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 20px;
  color: #fff;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.cat-kakei    { background: var(--color-cat-kakei); }
.cat-hataraki { background: var(--color-cat-hataraki); }
.cat-skill    { background: var(--color-cat-skill); }
.cat-shisan   { background: var(--color-cat-shisan); }

/* ---------- Section Titles ---------- */
.section-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  padding-bottom: 10px;
  border-bottom: 3px solid var(--color-primary);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ---------- Article Cards ---------- */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}
.article-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--ease), box-shadow var(--ease);
}
.article-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); color: inherit; }

.card-eyecatch {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}
.card-eyecatch-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--color-primary) 0%, #3949AB 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}
.card-body {
  padding: 16px 18px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.card-meta { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.card-date { font-size: 0.75rem; color: var(--color-text-sub); }
.card-title {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--color-text);
  margin-bottom: 8px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-excerpt {
  font-size: 0.82rem;
  color: var(--color-text-sub);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- Pagination ---------- */
.pagination { display: flex; justify-content: center; gap: 8px; margin: 32px 0; flex-wrap: wrap; }
.pagination button {
  padding: 8px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
  font-family: var(--font-base);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--ease);
}
.pagination button:hover,
.pagination button.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* ---------- Category Cards ---------- */
.categories-section { margin: 40px 0; }
.categories-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.cat-card {
  border-radius: var(--radius);
  padding: 20px 24px;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: opacity var(--ease), transform var(--ease);
}
.cat-card:hover { opacity: 0.88; transform: translateY(-2px); color: #fff; }
.cat-card.kakei    { background: linear-gradient(135deg, var(--color-cat-kakei), #388E3C); }
.cat-card.hataraki { background: linear-gradient(135deg, var(--color-cat-hataraki), #1976D2); }
.cat-card.skill    { background: linear-gradient(135deg, var(--color-cat-skill), #7B1FA2); }
.cat-card.shisan   { background: linear-gradient(135deg, var(--color-cat-shisan), #F57C00); }
.cat-card-icon  { font-size: 2rem; }
.cat-card-name  { font-weight: 700; font-size: 1rem; }
.cat-card-count { font-size: 0.8rem; opacity: 0.85; margin-top: 2px; }

/* ---------- Sidebar ---------- */
.sidebar { display: flex; flex-direction: column; gap: 28px; }
.sidebar-widget { background: var(--color-surface); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.widget-title {
  background: var(--color-primary);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 700;
  padding: 10px 16px;
  letter-spacing: 0.05em;
}
.widget-body { padding: 16px; }

.profile-widget-inner { text-align: center; }
.profile-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), #3949AB);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  margin: 0 auto 12px;
}
.profile-name { font-weight: 700; font-size: 1rem; margin-bottom: 6px; }
.profile-desc { font-size: 0.8rem; color: var(--color-text-sub); line-height: 1.7; }
.profile-link {
  display: inline-block;
  margin-top: 12px;
  padding: 6px 18px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
  transition: background var(--ease);
}
.profile-link:hover { background: var(--color-primary-light); color: #fff; }

.popular-list li { border-bottom: 1px solid var(--color-border); }
.popular-list li:last-child { border-bottom: none; }
.popular-list a {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 10px 0;
  color: var(--color-text);
  font-size: 0.82rem;
  line-height: 1.55;
}
.popular-list a:hover { color: var(--color-primary); }
.popular-num {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

.cat-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 0;
  font-size: 0.875rem;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
}
.cat-list li:last-child a { border-bottom: none; }
.cat-list a:hover { color: var(--color-primary); }
.cat-count {
  font-size: 0.75rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1px 8px;
  color: var(--color-text-sub);
}

/* ---------- Ad Slots ---------- */
.ad-slot {
  background: #F5F5F5;
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  color: var(--color-text-sub);
  font-size: 0.8rem;
  margin: 28px 0;
}
.ad-slot-label { font-weight: 700; margin-bottom: 4px; font-size: 0.75rem; color: var(--color-text-sub); }

/* ---------- Article Page ---------- */
.article-eyecatch {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: var(--radius);
  margin-bottom: 24px;
}
.article-eyecatch-placeholder {
  width: 100%;
  height: 280px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #3949AB 100%);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  margin-bottom: 24px;
}
.article-meta { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.article-date { font-size: 0.82rem; color: var(--color-text-sub); }
.article-title {
  font-size: clamp(1.3rem, 3vw, 1.75rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--color-text);
  margin-bottom: 16px;
}
.article-lead {
  font-size: 0.95rem;
  color: #444;
  background: #EEF0FB;
  border-left: 4px solid var(--color-primary);
  padding: 14px 18px;
  border-radius: 0 var(--radius) var(--radius) 0;
  line-height: 1.8;
  margin-bottom: 32px;
}

/* Article body typography */
.article-body { font-size: 0.95rem; line-height: 1.9; }
.article-body h2 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  background: var(--color-primary);
  padding: 10px 16px;
  border-radius: var(--radius);
  margin: 40px 0 18px;
}
.article-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 6px;
  margin: 30px 0 14px;
}
.article-body h4 { font-size: 0.95rem; font-weight: 700; margin: 22px 0 10px; }
.article-body p { margin-bottom: 18px; }
.article-body ul { list-style: disc; margin: 0 0 18px 22px; }
.article-body ol { list-style: decimal; margin: 0 0 18px 22px; }
.article-body li { margin-bottom: 6px; }
.article-body strong { font-weight: 700; color: var(--color-primary-dark); }
.article-body em { font-style: italic; color: #555; }
.article-body blockquote {
  background: #F3F4FD;
  border-left: 4px solid var(--color-primary-light);
  padding: 14px 18px;
  border-radius: 0 var(--radius) var(--radius) 0;
  color: #555;
  margin: 18px 0;
}
.article-body code {
  background: #F5F5F5;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 0.875em;
  font-family: monospace;
}
.article-body pre {
  background: #F5F5F5;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
  overflow-x: auto;
  margin: 18px 0;
}
.article-body pre code { background: none; border: none; padding: 0; }
.article-body table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 0.875rem; }
.article-body th { background: var(--color-primary); color: #fff; padding: 10px 14px; text-align: left; }
.article-body td { padding: 10px 14px; border-bottom: 1px solid var(--color-border); }
.article-body tr:nth-child(even) td { background: #F5F5F5; }
.article-body a { text-decoration: underline; }
.article-body img { border-radius: var(--radius); margin: 18px auto; }
.article-body hr { border: none; border-top: 1px solid var(--color-border); margin: 28px 0; }

/* ---------- Share Buttons ---------- */
.share-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
  margin: 32px 0;
  padding: 20px 24px;
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.share-label { font-size: 0.875rem; font-weight: 700; width: 100%; margin-bottom: -4px; }
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: 24px;
  font-size: 0.82rem;
  font-weight: 700;
  color: #fff;
  border: none;
  cursor: pointer;
  font-family: var(--font-base);
  transition: opacity var(--ease);
}
.share-btn:hover { opacity: 0.85; color: #fff; }
.share-btn.twitter { background: #000; }
.share-btn.line    { background: #06C755; }
.share-btn.copy    { background: #607D8B; }

/* ---------- Category Page Header ---------- */
.category-header { padding: 48px 0 36px; text-align: center; background: #F0F1FA; }
.category-icon { font-size: 3rem; margin-bottom: 12px; }
.category-name { font-size: 1.6rem; font-weight: 700; color: var(--color-primary); }
.category-desc { font-size: 0.9rem; color: var(--color-text-sub); margin-top: 8px; max-width: 500px; margin-left: auto; margin-right: auto; }
.category-count { font-size: 0.875rem; color: var(--color-text-sub); margin-top: 8px; }

/* ---------- About Page ---------- */
.about-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #283593 100%);
  color: #fff;
  padding: 56px 0;
  text-align: center;
}
.about-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  margin: 0 auto 20px;
  border: 3px solid rgba(255,255,255,0.5);
}
.about-name { font-size: 1.8rem; font-weight: 700; margin-bottom: 8px; }
.about-tagline { font-size: 0.95rem; opacity: 0.85; }

.about-content { padding: 48px 0; }
.about-section {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px;
  margin-bottom: 24px;
}
.about-section h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 10px;
  margin-bottom: 20px;
}
.about-section p { font-size: 0.95rem; line-height: 1.9; margin-bottom: 14px; }
.about-section p:last-child { margin-bottom: 0; }

.timeline { position: relative; padding-left: 32px; }
.timeline::before {
  content: '';
  position: absolute;
  left: 10px;
  top: 0; bottom: 0;
  width: 2px;
  background: var(--color-border);
}
.timeline-item { position: relative; margin-bottom: 24px; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: -26px;
  top: 5px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 2px solid #fff;
  box-shadow: 0 0 0 2px var(--color-primary);
}
.timeline-year { font-size: 0.8rem; font-weight: 700; color: var(--color-primary); margin-bottom: 4px; }
.timeline-text { font-size: 0.9rem; line-height: 1.75; }

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  padding: 14px 0;
  font-size: 0.8rem;
  color: var(--color-text-sub);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--color-text-sub); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb-sep { color: var(--color-border); }

/* ---------- Loading ---------- */
.loading {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 160px;
  color: var(--color-text-sub);
  font-size: 0.9rem;
  gap: 10px;
}
.spinner {
  width: 28px;
  height: 28px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.75);
  padding: 48px 0 24px;
  margin-top: 60px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand-name {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-desc { font-size: 0.82rem; line-height: 1.8; }
.footer-heading { font-size: 0.875rem; font-weight: 700; color: #fff; margin-bottom: 14px; }
.footer-nav a, .footer-cats a {
  display: block;
  color: rgba(255,255,255,0.7);
  font-size: 0.82rem;
  padding: 4px 0;
  transition: color var(--ease);
}
.footer-nav a:hover, .footer-cats a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.78rem;
}
.footer-links { display: flex; gap: 16px; }
.footer-links a { color: rgba(255,255,255,0.6); }
.footer-links a:hover { color: #fff; }

/* ---------- 404 ---------- */
.error-page {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
}
.error-code { font-size: 5rem; font-weight: 700; color: var(--color-border); line-height: 1; }
.error-msg { font-size: 1.1rem; color: var(--color-text-sub); margin: 16px 0 32px; }
.btn-primary {
  display: inline-block;
  padding: 12px 28px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 24px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: background var(--ease);
}
.btn-primary:hover { background: var(--color-primary-light); color: #fff; }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: #323232;
  color: #fff;
  padding: 12px 24px;
  border-radius: 24px;
  font-size: 0.875rem;
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
  z-index: 9999;
  pointer-events: none;
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .page-layout { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .header-inner { height: 56px; }
  .site-logo a { font-size: 0.9rem; }
  .site-nav { display: none; }
  .site-nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 56px;
    left: 0; right: 0;
    background: var(--color-primary);
    padding: 16px;
    gap: 4px;
    z-index: 99;
    box-shadow: 0 8px 16px rgba(0,0,0,0.2);
  }
  .nav-toggle { display: flex; }
  .hero { padding: 40px 0 36px; }
  .articles-grid { grid-template-columns: 1fr; }
  .categories-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .about-section { padding: 24px 20px; }
  .share-buttons { padding: 16px 18px; }
}

@media (max-width: 400px) {
  .categories-grid { grid-template-columns: 1fr; }
}