:root {
  --primary: #10b981;
  --primary-dark: #059669;
  --primary-light: #d1fae5;
  --accent-green: #10b981;
  --accent-green-dark: #059669;
  --accent-purple: #059669;
  --ink: #0a0a0a;
  --gray-700: #374151;
  --gray-500: #6b7280;
  --gray-50: #fafbfc;
  --gray-200: #e4e7ed;
  --gray-100: #f4f6f9;
  --white: #ffffff;
  --line: rgba(10,10,10,0.08);
  --gradient-cta: linear-gradient(135deg, #10b981 0%, #059669 50%, #047857 100%);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  margin: 0; padding: 0; box-sizing: border-box;
  font-family: "Noto Sans JP", "Hiragino Sans", sans-serif;
  font-weight: 400;
  color: var(--ink);
  background: var(--gray-50);
  line-height: 1.9;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* === READING PROGRESS BAR === */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, #10b981, #059669);
  z-index: 9999;
  transition: width 0.1s linear;
}

/* === NAV === */
.nav { position: fixed; top: 0; width: 100%; background: rgba(255,255,255,0.95); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid rgba(10,10,10,0.08); z-index: 1000; padding: 14px 0; }
.nav-inner { max-width: 1100px; margin: 0 auto; padding: 0 48px; display: flex; justify-content: space-between; align-items: center; }
.nav-logo { font-size: 15px; font-weight: 700; color: #0a0a0a; letter-spacing: 2px; }
.nav-logo a { text-decoration: none; color: inherit; }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { font-size: 12px; font-weight: 500; color: #374151; letter-spacing: 1px; text-decoration: none; text-transform: uppercase; transition: color 0.3s; }
.nav-links a:hover, .nav-links a.active { color: #0a0a0a; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.hamburger span { display: block; width: 20px; height: 2px; background: #0a0a0a; border-radius: 2px; transition: all 0.3s; }
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(4px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(4px, -5px); }

.mobile-menu {
  display: none;
  position: fixed;
  top: 57px;
  left: 0;
  width: 100%;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--gray-200);
  z-index: 999;
  padding: 16px 24px;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-700);
  padding: 12px 0;
  border-bottom: 1px solid var(--gray-100);
  text-decoration: none;
}
.mobile-menu a:hover { color: #0a0a0a; }

/* === HERO SECTION === */
.page-hero {
  padding: 140px 24px 64px;
  background: linear-gradient(180deg, #0a0d12 0%, #0e1218 50%, #12161d 100%);
  position: relative;
  overflow: hidden;
}
.page-hero::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px); background-size: 80px 80px; pointer-events: none; mask-image: radial-gradient(ellipse at center, black 20%, transparent 72%); -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 72%); }
.page-hero::after { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: radial-gradient(ellipse at 30% 40%, rgba(110,231,183,0.06) 0%, transparent 50%), radial-gradient(ellipse at 70% 60%, rgba(255,255,255,0.03) 0%, transparent 50%); pointer-events: none; }
.page-hero .container {
  max-width: 1100px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.hero-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.hero-category {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(8px);
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  color: #ffffff;
  letter-spacing: 1px;
}
.hero-date, .hero-reading-time {
  font-size: 13px;
  color: rgba(255,255,255,0.8);
  font-weight: 400;
}
.hero-reading-time::before {
  content: "| ";
  margin-right: 4px;
}
.page-hero h1 {
  font-size: 36px;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.5;
  margin-bottom: 0;
  max-width: 800px;
}
.hero-pre { display: none; }
.article-header { display: none; }

/* === MAIN CONTENT LAYOUT === */
.content-wrapper {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 24px 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 48px;
  align-items: start;
}

/* === TABLE OF CONTENTS === */
.toc-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 28px;
  margin-bottom: 40px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.toc-card h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--primary);
  display: flex;
  align-items: center;
  gap: 8px;
}
.toc-card h4::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 18px;
  background: var(--primary);
  border-radius: 4px;
  flex-shrink: 0;
}
.toc-card ol {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: toc-counter;
}
.toc-card li {
  counter-increment: toc-counter;
  margin-bottom: 0;
}
.toc-card li a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 0;
  font-size: 13px;
  color: var(--gray-700);
  text-decoration: none;
  transition: all 0.2s;
  border-bottom: 1px solid var(--gray-100);
  line-height: 1.6;
}
.toc-card li a::before {
  content: counter(toc-counter, decimal-leading-zero);
  font-family: "Inter", sans-serif;
  font-size: 11px;
  font-weight: 700;
  color: #0a0a0a;
  flex-shrink: 0;
  min-width: 20px;
}
.toc-card li a:hover {
  color: #0a0a0a;
  padding-left: 4px;
}
.toc-card li:last-child a {
  border-bottom: none;
}

/* === ARTICLE BODY === */
.article-body { min-width:0; max-width:720px; margin-left:auto; margin-right:auto; overflow:hidden; overflow-wrap:anywhere;
  line-height: 2.0;
  font-size: 16px;
  color: var(--ink);
}
.article-body h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 56px 0 20px;
  padding: 16px 0 12px 20px;
  border-left: 4px solid var(--primary);
  color: var(--ink);
  line-height: 1.5;
  scroll-margin-top: 80px;
}
.article-body h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 32px 0 16px;
  color: var(--ink);
}
.article-body p {
  margin-bottom: 20px;
  color: #1e293b;
}
.article-body ul, .article-body ol {
  margin: 16px 0 20px 24px;
  color: #1e293b;
}
.article-body li {
  margin-bottom: 10px;
  line-height: 1.9;
}
.article-body strong {
  color: var(--ink);
  font-weight: 600;
}
.article-body blockquote {
  border-left: 4px solid var(--primary);
  padding: 20px 28px;
  margin: 32px 0;
  background: var(--primary-light);
  border-radius: 0 12px 12px 0;
  color: var(--ink);
  font-style: normal;
  font-size: 15px;
  line-height: 1.8;
}

/* === HIGHLIGHT BOX === */
.highlight-box {
  background: linear-gradient(135deg, #f0f9ff, #ecfdf5);
  border: 1px solid #bfdbfe;
  border-radius: 12px;
  padding: 28px;
  margin: 28px 0;
  position: relative;
}
.highlight-box::before {
  content: "POINT";
  position: absolute;
  top: -10px;
  left: 20px;
  background: var(--primary);
  color: #ffffff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 12px;
  border-radius: 4px;
  letter-spacing: 2px;
}
.highlight-box p { margin-bottom: 8px; }
.highlight-box p:last-child { margin-bottom: 0; }

/* === STAT CARDS === */
.stat-card {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 24px 32px;
  margin: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  transition: all 0.3s;
}
.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}
.stat-number {
  font-size: 36px;
  font-weight: 700;
  color: #0a0a0a;
  line-height: 1.2;
  font-family: "Inter", sans-serif;
}
.stat-label {
  font-size: 13px;
  color: var(--gray-700);
  margin-top: 4px;
}

/* === BEFORE/AFTER COMPARISON === */
.comparison-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 20px 28px;
  margin: 20px 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.comparison-before { text-align: center; flex: 1; }
.comparison-arrow { font-size: 24px; color: #0a0a0a; flex-shrink: 0; }
.comparison-after { text-align: center; flex: 1; color: var(--accent-green); }
.comparison-before .val, .comparison-after .val { font-size: 28px; font-weight: 700; display: block; }
.comparison-before .val { color: var(--gray-700); }
.comparison-after .val { color: var(--accent-green); }

/* === AI TIPS === */
.ai-tip {
  background: #1e293b;
  border-radius: 12px;
  padding: 0;
  margin: 28px 0;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
}
.ai-tip-header {
  background: #334155;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.ai-tip-dot { width: 10px; height: 10px; border-radius: 50%; }
.ai-tip-dot.red { background: #ef4444; }
.ai-tip-dot.yellow { background: #eab308; }
.ai-tip-dot.green { background: #22c55e; }
.ai-tip-label {
  font-family: "Inter", monospace;
  font-size: 11px;
  color: #374151;
  margin-left: 8px;
  letter-spacing: 1px;
}
.ai-tip-body {
  padding: 20px 24px;
  font-family: "Noto Sans JP", monospace;
  font-size: 14px;
  color: #e2e8f0;
  line-height: 1.8;
}
.ai-tip-body .prompt { color: #22c55e; }

/* === KEY POINT BOX === */
.key-point {
  background: linear-gradient(135deg, #ecfdf5, #f0fdf4);
  border: 1px solid #86efac;
  border-radius: 12px;
  padding: 24px 28px;
  margin: 28px 0;
  position: relative;
}
.key-point::before {
  content: "KEY POINT";
  position: absolute;
  top: -10px;
  left: 20px;
  background: var(--accent-green);
  color: #ffffff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 12px;
  border-radius: 4px;
  letter-spacing: 2px;
}
.key-point p { margin-bottom: 6px; font-size: 15px; }
.key-point p:last-child { margin-bottom: 0; }

/* === CTA BUTTONS === */
.btn-primary {
  display: inline-block;
  font-family: "Noto Sans JP", sans-serif;
  background: linear-gradient(135deg, #10b981, #059669);
  color: #ffffff;
  padding: 16px 48px;
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  border-radius: 12px;
  letter-spacing: 0.5px;
  transition: all 0.3s;
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.3);
}
.btn-primary:hover {
  box-shadow: 0 8px 32px rgba(16, 185, 129, 0.4);
  transform: translateY(-3px);
}
.btn-outline {
  display: inline-block;
  font-family: "Noto Sans JP", sans-serif;
  background: transparent;
  color: #0a0a0a;
  padding: 12px 28px;
  border: 2px solid var(--primary);
  border-radius: 12px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.3s;
}
.btn-outline:hover {
  background: var(--primary);
  color: #ffffff;
  transform: translateY(-2px);
}

/* === MID-ARTICLE CTA === */
.mid-cta {
  background: linear-gradient(135deg, #ecfdf5, #ecfdf5);
  border: 1px solid #c7d2fe;
  border-radius: 16px;
  padding: 36px;
  margin: 40px 0;
  text-align: center;
}
.mid-cta h4 { font-size: 18px; font-weight: 700; color: var(--ink); margin-bottom: 8px; }
.mid-cta p { font-size: 14px; color: var(--gray-700); margin-bottom: 20px; }

/* === ARTICLE END CTA === */
.article-cta { background: #ffffff; border: 1px solid #e4e7ed; border-radius: 20px; padding: 48px 36px; text-align: center; position: relative; overflow: hidden; margin: 48px 0; box-shadow: 0 4px 20px rgba(10,10,10,0.06); }
.article-cta::before { content: none; }
.article-cta h3 { font-size: 20px; font-weight: 700; color: #0a0a0a; margin-bottom: 12px; position: relative; z-index: 1; }
.article-cta p { font-size: 14px; color: #374151; margin-bottom: 24px; position: relative; z-index: 1; }
.article-cta .btn-primary { position: relative; z-index: 1; background: linear-gradient(135deg, #10b981, #059669); }

/* === SIDEBAR === */
.sidebar { position: sticky; top: 80px; }
.author-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 16px;
  padding: 28px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  margin-bottom: 24px;
}
.author-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, #10b981, #059669);
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 28px;
  font-weight: 700;
}
.author-name { font-size: 16px; font-weight: 700; color: var(--ink); margin-bottom: 4px; }
.author-title { font-size: 12px; color: var(--gray-700); margin-bottom: 16px; line-height: 1.6; }
.author-bio {
  font-size: 13px;
  color: var(--gray-700);
  line-height: 1.8;
  text-align: left;
  padding-top: 16px;
  border-top: 1px solid var(--gray-100);
}

/* === SIDEBAR TOC === */
.sidebar-toc {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.sidebar-toc h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--primary);
}
.sidebar-toc a {
  display: block;
  font-size: 12px;
  color: var(--gray-700);
  padding: 6px 0;
  text-decoration: none;
  transition: all 0.2s;
  border-bottom: 1px solid var(--gray-100);
  line-height: 1.6;
}
.sidebar-toc a:last-child { border-bottom: none; }
.sidebar-toc a:hover, .sidebar-toc a.active { color: #0a0a0a; padding-left: 8px; }

/* === RELATED ARTICLES === */
.related-articles {
  max-width: 1100px;
  margin: 0 auto;
  padding: 64px 24px 48px;
}
.related-articles h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.related-articles h3::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 24px;
  background: var(--primary);
  border-radius: 2px;
}
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.related-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 28px;
  transition: all 0.3s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  display: flex;
  flex-direction: column;
}
.related-card-category {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 16px;
  font-size: 11px;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 12px;
  align-self: flex-start;
}
.related-card-date { font-size: 12px; color: var(--gray-700); margin-bottom: 8px; }
.related-card h4 { font-size: 15px; font-weight: 600; color: var(--ink); line-height: 1.6; margin-bottom: 12px; flex-grow: 1; }
.related-card p { font-size: 13px; color: var(--gray-700); line-height: 1.7; }
.related-card a { text-decoration: none; color: inherit; }

/* === BACK LINK === */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 40px;
  font-size: 14px;
  font-weight: 500;
  color: #0a0a0a;
  text-decoration: none;
  transition: all 0.2s;
}
.back-link:hover { gap: 12px; }

/* === FOOTER === */
footer {
  background: #f1f5f9;
  border-top: 1px solid var(--gray-200);
  padding: 48px 24px 32px;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
}
.footer-links { display: flex; gap: 28px; }
.footer-links a {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 12px;
  color: var(--gray-700);
  text-decoration: none;
  transition: color 0.3s;
}
.footer-links a:hover { color: #0a0a0a; }
.footer-copy {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 12px;
  color: var(--gray-700);
  text-align: center;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--gray-200);
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

/* === ANIMATIONS === */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .content-wrapper { grid-template-columns: 1fr; gap: 0; padding: 32px 20px 0; }
  .sidebar { position: static; margin-top: 48px; }
  .related-grid { grid-template-columns: 1fr; gap: 16px; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .page-hero { padding: 120px 20px 48px; }
  .page-hero h1 { font-size: 24px; }
  .toc-card { padding: 20px; }
  .article-cta { padding: 32px 24px; }
  .article-cta h3 { font-size: 18px; }
  .footer-inner { flex-direction: column; }
  .footer-links { flex-wrap: wrap; gap: 16px; }
  .comparison-card { flex-direction: column; text-align: center; }
  .related-articles { padding: 40px 20px 32px; }
}

/* === SECTION === */
section { padding: 48px 24px; position: relative; }
.container { max-width: 1100px; margin: 0 auto; }
.section-label { font-size: 12px; color: #0a0a0a; letter-spacing: 3px; text-transform: uppercase; margin-bottom: 24px; font-weight: 600; }
.section-title { font-size: 28px; font-weight: 700; color: var(--ink); margin-bottom: 16px; }
.section-subtitle { color: var(--gray-700); margin-bottom: 48px; font-size: 15px; }
.divider-line { height: 1px; background: linear-gradient(90deg, var(--primary), transparent); opacity: 0.3; max-width: 1100px; margin: 0 auto; }

/* === MOBILE AUTHOR CARD === */
.mobile-author { display: none; }
@media (max-width: 900px) {
  .sidebar .author-card { display: none; }
  .mobile-author { display: block; margin-top: 40px; }
}

/* === ENHANCED DESIGN v2 === */
.page-hero h1 {
  background: linear-gradient(135deg, #34d399 0%, #34d399 50%, #c084fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.article-body h2::after {
  content: "";
  display: block;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent-purple), transparent);
  margin-top: 12px;
  transition: width 1s ease;
}
.article-body h2.visible::after { width: 100%; }

.article-body blockquote {
  border-left: 4px solid var(--accent-purple);
  padding: 24px 32px;
  margin: 36px 0;
  background: linear-gradient(135deg, rgba(139,92,246,0.06), rgba(59,130,246,0.04));
  border-radius: 0 16px 16px 0;
  color: var(--ink);
  font-style: normal;
  font-size: 15px;
  line-height: 1.9;
  position: relative;
  box-shadow: 0 2px 12px rgba(139,92,246,0.08);
}
.article-body blockquote::before {
  content: "\201C";
  position: absolute;
  top: -8px;
  left: 16px;
  font-size: 48px;
  color: var(--accent-purple);
  opacity: 0.25;
  font-family: Georgia, serif;
  line-height: 1;
}

.article-body img { transition: transform 0.4s ease, box-shadow 0.4s ease; border-radius: 12px; }
.article-body img:hover { transform: scale(1.03); box-shadow: 0 8px 32px rgba(0,0,0,0.12); }

.highlight-box, .key-point {
  background: rgba(255,255,255,0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.3);
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
}
.highlight-box {
  background: linear-gradient(135deg, rgba(240,249,255,0.8), rgba(239,246,255,0.6));
  border: 1px solid rgba(191,219,254,0.6);
}
.key-point {
  background: linear-gradient(135deg, rgba(236,253,245,0.8), rgba(240,253,244,0.6));
  border: 1px solid rgba(134,239,172,0.6);
}
.stat-card, .related-card, .author-card, .toc-card, .sidebar-toc {
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(226,232,240,0.6);
  box-shadow: 0 4px 20px rgba(0,0,0,0.04);
}

.article-body h2, .article-body .highlight-box, .article-body .key-point,
.article-body blockquote, .article-body .ai-tip, .article-body .comparison-card,
.mid-cta, .article-cta {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.article-body h2.visible, .article-body .highlight-box.visible, .article-body .key-point.visible,
.article-body blockquote.visible, .article-body .ai-tip.visible, .article-body .comparison-card.visible,
.mid-cta.visible, .article-cta.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes subtle-pulse {
  0%, 100% { box-shadow: 0 4px 16px rgba(16, 185, 129, 0.3); }
  50% { box-shadow: 0 4px 24px rgba(16, 185, 129, 0.5), 0 0 0 8px rgba(16, 185, 129, 0.08); }
}
.btn-primary { animation: subtle-pulse 3s ease-in-out infinite; }
.btn-primary:hover { animation: none; box-shadow: 0 8px 32px rgba(16, 185, 129, 0.4); }

.article-body ul { list-style: none; padding-left: 0; margin-left: 0; }
.article-body ul li { position: relative; padding-left: 24px; }
.article-body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 14px;
  height: 14px;
  background: var(--primary);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41L9 16.17z'/%3E%3C/svg%3E") no-repeat center;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41L9 16.17z'/%3E%3C/svg%3E") no-repeat center;
}
.article-body ol li { position: relative; padding-left: 4px; }

.article-body table { border-collapse: collapse; width: 100%; border-radius: 12px; overflow: hidden; box-shadow: 0 2px 12px rgba(0,0,0,0.06); }
.article-body table thead tr { background: linear-gradient(135deg, var(--primary), var(--accent-purple)); color: #ffffff; }
.article-body table thead th { padding: 14px 18px; font-size: 13px; font-weight: 600; letter-spacing: 0.5px; border: none; }
.article-body table tbody tr { transition: background 0.3s ease, transform 0.2s ease; border-bottom: 1px solid var(--gray-100); }
.article-body table tbody tr:hover { background: linear-gradient(135deg, rgba(59,130,246,0.04), rgba(139,92,246,0.04)); transform: scale(1.005); }
.article-body table tbody td { padding: 14px 18px; font-size: 14px; border: none; }
.article-body table tbody tr:nth-child(even) { background: rgba(248,250,252,0.8); }
.article-body table tbody tr:nth-child(even):hover { background: linear-gradient(135deg, rgba(59,130,246,0.06), rgba(139,92,246,0.06)); }

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid !important;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: start;
}
footer .footer-inner > div:first-child div:first-child { color: #ffffff !important; font-size: 18px !important; font-weight: 700 !important; letter-spacing: 2px; margin-bottom: 12px !important; }
footer .footer-inner > div:first-child div:last-child { color: #374151 !important; font-size: 13px !important; line-height: 1.6; }
.footer-links a { color: #374151 !important; font-size: 13px !important; transition: color 0.3s, transform 0.2s !important; }
.footer-links a:hover { color: #34d399 !important; transform: translateX(2px); }
.footer-copy { color: #374151 !important; border-top: 1px solid rgba(255,255,255,0.08) !important; padding-top: 24px !important; margin-top: 32px !important; }
@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr !important; }
}

/* === PLAN CARDS === */
.plan-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 24px 0; }
.plan-card {
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(10px);
  border: 1px solid var(--gray-200);
  border-radius: 16px;
  padding: 28px;
  text-align: center;
  transition: all 0.3s;
}
.plan-card.recommended { border-color: #0a0a0a; box-shadow: 0 4px 20px rgba(59,130,246,0.15); position: relative; }
.plan-card.recommended::before {
  content: "RECOMMENDED";
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 14px;
  border-radius: 12px;
  letter-spacing: 1px;
}
.plan-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.plan-price { font-size: 32px; font-weight: 700; color: #0a0a0a; font-family: "Inter", sans-serif; }
.plan-tax { font-size: 12px; color: var(--gray-700); margin-bottom: 16px; }
.plan-card ul { list-style: none; padding: 0; text-align: left; }
.plan-card ul li { font-size: 13px; padding: 6px 0; border-bottom: 1px solid var(--gray-100); }
@media (max-width: 768px) { .plan-cards { grid-template-columns: 1fr; } }

/* === COMPARISON TABLE === */
.comparison-table { width: 100%; border-collapse: collapse; }

/* === CASE BOX === */
.case-box {
  background: linear-gradient(135deg, rgba(240,249,255,0.8), rgba(239,246,255,0.6));
  border: 1px solid rgba(191,219,254,0.6);
  border-radius: 12px;
  padding: 20px 24px;
  margin: 20px 0;
  backdrop-filter: blur(10px);
}
.case-box h4 { font-size: 14px; font-weight: 700; color: #0a0a0a; margin-bottom: 8px; }

/* === CENTER CONTENT === */
.article-body,.article-content,.content{margin-left:auto;margin-right:auto;}