/* ================================================
   まいんでぃあ Blog — Article Page Styles
   Consistent with main app design system
   ================================================ */

/* --- CSS Custom Properties (mirrors main.css) --- */
:root {
  --color-primary: #1B2559;
  --color-primary-light: #2D3A80;
  --color-secondary: #FF6B4A;
  --color-secondary-light: #FF8A70;
  --color-accent-amber: #FFD93D;
  --color-accent-teal: #4ECDC4;
  --color-bg: #FFF8F0;
  --color-bg-warm: #FFF5E6;
  --color-surface: #ffffff;
  --color-text: #1B2559;
  --color-text-secondary: #5A6178;
  --color-text-muted: #8E95A9;
  --color-border: rgba(27, 37, 89, 0.06);
  --gradient-primary: linear-gradient(135deg, #FF6B4A 0%, #FF8A70 100%);
  --shadow-sm: 0 1px 3px rgba(27, 37, 89, 0.05);
  --shadow-md: 0 4px 20px rgba(27, 37, 89, 0.08);
  --shadow-lg: 0 8px 40px rgba(27, 37, 89, 0.12);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  --font-main: 'Zen Maru Gothic', 'Hiragino Maru Gothic ProN', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-main);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: opacity 0.2s;
}

a:hover {
  opacity: 0.8;
}

/* --- Layout --- */
.blog-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* --- Header / Navbar --- */
.blog-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 248, 240, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 20px;
}

.blog-header__inner {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.blog-header__logo {
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--color-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.blog-header__logo:hover {
  opacity: 0.8;
}

.blog-header__logo-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

.blog-header__cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  background: var(--gradient-primary);
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s, box-shadow 0.15s;
  box-shadow: 0 2px 12px rgba(255, 107, 74, 0.3);
}

.blog-header__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(255, 107, 74, 0.4);
  opacity: 1;
  color: #fff;
}

/* --- Article Container --- */
.blog-article {
  flex: 1;
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 20px 60px;
  width: 100%;
}

/* --- Breadcrumb --- */
.blog-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.blog-breadcrumb a {
  color: var(--color-text-muted);
}

.blog-breadcrumb a:hover {
  color: var(--color-secondary);
}

.blog-breadcrumb__sep {
  color: var(--color-text-muted);
}

/* --- Article Header --- */
.blog-article__header {
  margin-bottom: 40px;
}

.blog-article__category {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  background: rgba(255, 107, 74, 0.1);
  color: var(--color-secondary);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

.blog-article__title {
  font-size: clamp(1.5rem, 4.5vw, 2rem);
  font-weight: 900;
  line-height: 1.45;
  color: var(--color-text);
  margin-bottom: 16px;
}

.blog-article__meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  flex-wrap: wrap;
}

.blog-article__meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* --- Article Body --- */
.blog-article__body {
  font-size: 1rem;
  line-height: 2;
  color: var(--color-text);
}

.blog-article__body h2 {
  font-size: 1.4rem;
  font-weight: 800;
  margin-top: 48px;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 3px solid var(--color-secondary);
  color: var(--color-text);
  line-height: 1.5;
}

.blog-article__body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-top: 32px;
  margin-bottom: 14px;
  color: var(--color-primary);
  padding-left: 14px;
  border-left: 4px solid var(--color-accent-amber);
  line-height: 1.5;
}

.blog-article__body p {
  margin-bottom: 20px;
}

.blog-article__body ul,
.blog-article__body ol {
  margin-bottom: 20px;
  padding-left: 24px;
}

.blog-article__body li {
  margin-bottom: 8px;
}

.blog-article__body strong {
  color: var(--color-primary);
  font-weight: 800;
}

/* --- Highlight Box --- */
.blog-highlight {
  background: linear-gradient(135deg, rgba(255, 107, 74, 0.06) 0%, rgba(255, 217, 61, 0.06) 100%);
  border: 1px solid rgba(255, 107, 74, 0.15);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  margin: 28px 0;
}

.blog-highlight--info {
  background: linear-gradient(135deg, rgba(27, 37, 89, 0.04) 0%, rgba(78, 205, 196, 0.06) 100%);
  border-color: rgba(78, 205, 196, 0.2);
}

.blog-highlight__title {
  font-weight: 800;
  font-size: 0.95rem;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.blog-highlight p {
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.blog-highlight p:last-child {
  margin-bottom: 0;
}

/* --- Comparison Table --- */
.blog-table-wrapper {
  overflow-x: auto;
  margin: 28px 0;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.blog-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  font-size: 0.9rem;
  min-width: 500px;
}

.blog-table th {
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  padding: 14px 16px;
  text-align: left;
  white-space: nowrap;
}

.blog-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.blog-table tr:last-child td {
  border-bottom: none;
}

.blog-table tr:nth-child(even) td {
  background: rgba(255, 248, 240, 0.5);
}

.blog-table .check {
  color: #22c55e;
  font-weight: 700;
}

.blog-table .cross {
  color: #ef4444;
  font-weight: 700;
}

/* --- CTA Section --- */
.blog-cta {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  margin: 48px 0 32px;
  box-shadow: var(--shadow-lg);
}

.blog-cta__title {
  font-size: 1.3rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 12px;
  line-height: 1.5;
}

.blog-cta__desc {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 24px;
  line-height: 1.7;
}

.blog-cta__button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 18px 40px;
  background: var(--gradient-primary);
  color: #fff;
  font-weight: 800;
  font-size: 1.1rem;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  text-decoration: none;
  box-shadow: 0 4px 24px rgba(255, 107, 74, 0.4);
  transition: transform 0.15s, box-shadow 0.15s;
}

.blog-cta__button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(255, 107, 74, 0.5);
  opacity: 1;
  color: #fff;
}

.blog-cta__note {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 14px;
}

/* --- Inline CTA (within article body) --- */
.blog-inline-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--gradient-primary);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius-full);
  text-decoration: none;
  margin: 24px auto;
  width: fit-content;
  box-shadow: 0 3px 16px rgba(255, 107, 74, 0.3);
  transition: transform 0.15s, box-shadow 0.15s;
}

.blog-inline-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(255, 107, 74, 0.4);
  opacity: 1;
  color: #fff;
}

/* --- Footer --- */
.blog-footer {
  background: var(--color-primary);
  color: rgba(255, 255, 255, 0.7);
  padding: 32px 20px;
  text-align: center;
  font-size: 0.82rem;
}

.blog-footer a {
  color: rgba(255, 255, 255, 0.9);
}

.blog-footer__links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

/* --- Related Articles --- */
.blog-related {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 2px solid var(--color-border);
}

.blog-related__title {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.blog-related__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.blog-related__card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--color-border);
  text-decoration: none;
  color: var(--color-text);
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.blog-related__card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  opacity: 1;
}

.blog-related__card-category {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-secondary);
}

.blog-related__card-title {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.5;
}

/* --- Visual Enhancement Boxes --- */
.blog-box-info {
  background: #f0fdf4;
  border-left: 4px solid #22c55e;
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  margin: 32px 0;
  box-shadow: var(--shadow-sm);
}

.blog-box-info__title {
  color: #166534;
  font-weight: 800;
  font-size: 1.05rem;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.blog-box-warning {
  background: #fef2f2;
  border-left: 4px solid #ef4444;
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  margin: 32px 0;
  box-shadow: var(--shadow-sm);
}

.blog-box-warning__title {
  color: #991b1b;
  font-weight: 800;
  font-size: 1.05rem;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.blog-quote {
  background: rgba(27, 37, 89, 0.03);
  border-left: 4px solid var(--color-primary-light);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 20px 24px;
  margin: 32px 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-secondary);
  line-height: 1.8;
  position: relative;
}

.blog-quote::before {
  content: "“";
  color: rgba(27, 37, 89, 0.1);
  font-size: 4rem;
  font-family: serif;
  position: absolute;
  top: -10px;
  left: 12px;
  line-height: 1;
}

.blog-point {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 40px 0;
  box-shadow: var(--shadow-sm);
}

.blog-point__title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 16px;
  text-align: center;
  padding-bottom: 16px;
  border-bottom: 1px dashed var(--color-border);
}

.blog-point ul {
  margin-bottom: 0;
  padding-left: 20px;
}

.blog-point li {
  margin-bottom: 12px;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.blog-point li:last-child {
  margin-bottom: 0;
}

/* --- Mid-Article Light CTA --- */
.blog-cta--light {
  background: #f8fafc;
  border: 2px solid #e2e8f0;
  box-shadow: none;
  margin: 48px 0;
}

.blog-cta--light .blog-cta__title {
  color: #1e293b;
  font-size: 1.3rem;
}

.blog-cta--light .blog-cta__desc {
  color: #475569;
}

.blog-cta__button--blue {
  background: #3b82f6 !important;
  box-shadow: 0 4px 24px rgba(59, 130, 246, 0.4) !important;
}

.blog-cta__button--blue:hover {
  background: #2563eb !important;
  box-shadow: 0 8px 32px rgba(59, 130, 246, 0.5) !important;
}

/* --- Floating CTA --- */

/* --- Responsive --- */
@media (max-width: 640px) {
  .blog-article {
    padding: 24px 16px 48px;
  }

  .blog-article__title {
    font-size: 1.35rem;
  }

  .blog-article__body h2 {
    font-size: 1.2rem;
    margin-top: 36px;
  }

  .blog-article__body h3 {
    font-size: 1.05rem;
    margin-top: 24px;
  }

  .blog-cta {
    padding: 32px 20px;
  }

  .blog-cta__title {
    font-size: 1.15rem;
  }

  .blog-cta__button {
    padding: 16px 32px;
    font-size: 1rem;
  }

  .blog-highlight {
    padding: 20px;
  }

  .blog-table {
    font-size: 0.82rem;
  }
}

/* --- Affiliate Section --- */
.affiliate-section {
  margin: 48px 0;
  padding: 0;
}

.affiliate-card {
  background: var(--color-surface);
  border: 2px solid var(--color-accent-teal);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.affiliate-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--color-accent-teal);
}

.affiliate-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.affiliate-icon {
  font-size: 1.8rem;
  line-height: 1;
}

.affiliate-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary);
  margin: 0;
}

.affiliate-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}

.affiliate-cta-wrap {
  text-align: center;
}

.affiliate-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 40px;
  background: var(--color-primary);
  color: #fff !important;
  font-weight: 800;
  font-size: 1rem;
  border-radius: var(--radius-full);
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(27, 37, 89, 0.2);
}

.affiliate-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(27, 37, 89, 0.3);
  opacity: 1;
}

.affiliate-compare-lead {
  margin: 0 0 18px;
  padding: 16px 18px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  color: #475569;
  font-size: 0.95rem;
  line-height: 1.8;
}

.affiliate-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.affiliate-card--compact {
  padding: 28px 24px;
}

.affiliate-card--compact .affiliate-header {
  align-items: flex-start;
  margin-bottom: 14px;
}

.affiliate-card--compact .affiliate-title {
  font-size: 1.15rem;
  line-height: 1.5;
}

.affiliate-card--compact .affiliate-desc {
  margin-bottom: 18px;
}

.affiliate-kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  color: #475569;
  font-size: 0.78rem;
  font-weight: 700;
}

.affiliate-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.affiliate-chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid #e2e8f0;
  color: #475569;
  font-size: 0.78rem;
  font-weight: 700;
}

@media (max-width: 760px) {
  .affiliate-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .affiliate-card {
    padding: 24px 20px;
  }

  .affiliate-card--compact {
    padding: 24px 20px;
  }

  .affiliate-compare-lead {
    padding: 14px 16px;
  }
}