*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --canvas: #f7f7f4;
  --canvas-soft: #fafaf7;
  --surface-card: #ffffff;
  --surface-strong: #e6e5e0;
  --hairline: #e6e5e0;
  --hairline-soft: #efeee8;
  --hairline-strong: #cfcdc4;
  --ink: #26251e;
  --body: #5a5852;
  --body-strong: #26251e;
  --muted: #807d72;
  --muted-soft: #a09c92;
  --primary: #f54e00;
  --primary-active: #d04200;
  --on-primary: #ffffff;
  --success: #1f8a65;
  --error: #cf2d56;
  --font-sans: 'Inter', system-ui, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-pill: 9999px;
}

html { font-size: 16px; scroll-behavior: smooth; }
body { background: var(--canvas); color: var(--body); font-family: var(--font-sans); font-weight: 400; line-height: 1.5; }

a { color: var(--ink); text-decoration: none; }
a:hover { color: var(--primary); }
img { max-width: 100%; height: auto; display: block; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

.site-nav {
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
  height: 64px;
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.3px;
}
.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--body);
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--ink); }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--ink); border-radius: 2px; }

.hero {
  padding: 80px 0;
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
}
.hero-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--surface-strong);
  border-radius: var(--radius-pill);
  padding: 4px 10px;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: 56px;
  font-weight: 400;
  color: var(--ink);
  line-height: 1.1;
  letter-spacing: -1.5px;
  max-width: 800px;
  margin-bottom: 20px;
}
.hero p {
  font-size: 18px;
  color: var(--body);
  max-width: 560px;
  line-height: 1.6;
  margin-bottom: 16px;
}
.hero-meta {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 40px;
}
.hero-image {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline);
  margin-top: 40px;
}
.hero-image-caption {
  font-size: 13px;
  color: var(--muted);
  margin-top: 8px;
}

.section { padding: 80px 0; }
.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}
.section-title {
  font-size: 36px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.72px;
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-sub {
  font-size: 16px;
  color: var(--body);
  max-width: 600px;
  margin-bottom: 48px;
}
.section-divider {
  border: none;
  border-top: 1px solid var(--hairline);
  margin: 0;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.15s;
}
.card:hover { border-color: var(--hairline-strong); }
.card-img { width: 100%; height: 200px; object-fit: cover; }
.card-body { padding: 24px; }
.card-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--surface-strong);
  border-radius: var(--radius-pill);
  padding: 3px 8px;
  margin-bottom: 12px;
}
.card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.35;
  margin-bottom: 10px;
}
.card-title a { color: inherit; }
.card-title a:hover { color: var(--primary); }
.card-excerpt {
  font-size: 14px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: 16px;
}
.card-meta { font-size: 13px; color: var(--muted); }

.intro-band {
  padding: 80px 0;
  background: var(--canvas-soft);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.intro-text h2 {
  font-size: 36px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.72px;
  line-height: 1.2;
  margin-bottom: 16px;
}
.intro-text p {
  font-size: 16px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: 12px;
}
.intro-img { border-radius: var(--radius-lg); border: 1px solid var(--hairline); width: 100%; object-fit: cover; height: 360px; }

.fact-list { list-style: none; margin-top: 16px; }
.fact-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--hairline-soft);
  font-size: 15px;
  color: var(--body);
}
.fact-list li:last-child { border-bottom: none; }
.fact-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  flex-shrink: 0;
  margin-top: 6px;
}

.article-header { padding: 60px 0 40px; border-bottom: 1px solid var(--hairline); }
.article-header .breadcrumb { font-size: 13px; color: var(--muted); margin-bottom: 20px; }
.article-header .breadcrumb a { color: var(--muted); }
.article-header .breadcrumb a:hover { color: var(--ink); }
.article-header h1 {
  font-size: 48px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -1.2px;
  line-height: 1.15;
  max-width: 840px;
  margin-bottom: 16px;
}
.article-header .article-meta { font-size: 13px; color: var(--muted); display: flex; gap: 16px; flex-wrap: wrap; }

.article-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 64px;
  padding: 60px 0 80px;
  align-items: start;
}
.article-body h2 {
  font-size: 26px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.325px;
  margin: 40px 0 16px;
}
.article-body h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin: 28px 0 12px;
}
.article-body p {
  font-size: 16px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 16px;
  letter-spacing: 0.08px;
}
.article-body ul, .article-body ol {
  padding-left: 24px;
  margin-bottom: 16px;
}
.article-body li {
  font-size: 16px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 6px;
}
.article-body a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.article-body img {
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline);
  margin: 32px 0 8px;
  width: 100%;
  object-fit: cover;
}
.article-body figcaption { font-size: 13px; color: var(--muted); margin-bottom: 24px; }

.info-box {
  background: var(--canvas-soft);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin: 28px 0;
}
.info-box p { font-size: 15px; color: var(--body); margin: 0; line-height: 1.6; }

.data-table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 14px; }
.data-table th {
  background: var(--surface-strong);
  color: var(--ink);
  font-weight: 600;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--hairline-strong);
}
.data-table td {
  padding: 10px 14px;
  color: var(--body);
  border-bottom: 1px solid var(--hairline-soft);
}
.data-table tr:last-child td { border-bottom: none; }

.article-sidebar { position: sticky; top: 80px; }
.sidebar-widget {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 24px;
}
.sidebar-widget h4 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}
.sidebar-widget ul { list-style: none; }
.sidebar-widget li { padding: 8px 0; border-bottom: 1px solid var(--hairline-soft); font-size: 14px; color: var(--body); }
.sidebar-widget li:last-child { border-bottom: none; }
.sidebar-widget a { color: var(--body); }
.sidebar-widget a:hover { color: var(--primary); }

.page-header { padding: 60px 0 40px; border-bottom: 1px solid var(--hairline); }
.page-header h1 {
  font-size: 48px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -1.2px;
  line-height: 1.15;
  margin-bottom: 12px;
}
.page-header p { font-size: 16px; color: var(--muted); }
.page-content { max-width: 760px; padding: 60px 0 80px; }
.page-content h2 {
  font-size: 26px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.325px;
  margin: 40px 0 12px;
}
.page-content h3 { font-size: 18px; font-weight: 600; color: var(--ink); margin: 28px 0 8px; }
.page-content p { font-size: 16px; color: var(--body); line-height: 1.7; margin-bottom: 14px; }
.page-content ul { padding-left: 20px; margin-bottom: 14px; }
.page-content li { font-size: 16px; color: var(--body); line-height: 1.7; margin-bottom: 6px; }
.page-content a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.page-updated { font-size: 13px; color: var(--muted); margin-bottom: 32px; }

.contact-form {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 40px;
  max-width: 560px;
  margin-top: 48px;
}
.contact-form h2 { font-size: 22px; font-weight: 400; color: var(--ink); letter-spacing: -0.11px; margin-bottom: 24px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; font-weight: 500; color: var(--ink); margin-bottom: 6px; }
.form-group input, .form-group textarea {
  width: 100%;
  background: var(--surface-card);
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 16px;
  font-family: var(--font-sans);
  color: var(--ink);
  height: 44px;
  outline: none;
  transition: border-color 0.15s;
}
.form-group textarea { height: 120px; resize: vertical; }
.form-group input:focus, .form-group textarea:focus { border-color: var(--ink); }
.btn-primary {
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  border-radius: var(--radius-md);
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font-sans);
  cursor: pointer;
  height: 40px;
  transition: background 0.15s;
}
.btn-primary:hover { background: var(--primary-active); }
.btn-secondary {
  background: var(--surface-card);
  color: var(--ink);
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius-md);
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font-sans);
  cursor: pointer;
  height: 40px;
  transition: border-color 0.15s;
}
.btn-secondary:hover { border-color: var(--ink); }
.form-message { display: none; margin-top: 16px; padding: 12px 16px; border-radius: var(--radius-md); font-size: 14px; }
.form-message.success { background: #e8f5f0; color: var(--success); border: 1px solid #b4ddd0; }
.form-loading { display: none; font-size: 14px; color: var(--muted); margin-top: 12px; }

.site-footer {
  background: var(--canvas);
  border-top: 1px solid var(--hairline);
  padding: 64px 0 0;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand { font-size: 16px; font-weight: 600; color: var(--ink); display: block; margin-bottom: 10px; }
.footer-tagline { font-size: 14px; color: var(--body); line-height: 1.6; }
.footer-heading { font-size: 13px; font-weight: 600; letter-spacing: 0.5px; text-transform: uppercase; color: var(--muted); display: block; margin-bottom: 12px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { font-size: 14px; color: var(--body); }
.footer-col a:hover { color: var(--ink); }
.footer-body { font-size: 14px; color: var(--body); line-height: 1.6; }
.footer-bottom {
  border-top: 1px solid var(--hairline);
  padding: 20px 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.footer-bottom p { font-size: 13px; color: var(--muted); }

.cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  width: calc(100% - 48px);
  max-width: 720px;
}
.cookie-inner {
  background: var(--ink);
  color: var(--canvas);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.cookie-inner p { font-size: 14px; color: var(--canvas-soft); line-height: 1.5; }
.cookie-inner a { color: var(--canvas); text-decoration: underline; text-underline-offset: 3px; }
.cookie-buttons { display: flex; gap: 10px; flex-shrink: 0; }
.cookie-banner .btn-primary { background: var(--primary); }
.cookie-banner .btn-secondary { background: transparent; border-color: rgba(255,255,255,0.3); color: var(--canvas); }

@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .intro-grid { grid-template-columns: 1fr; gap: 40px; }
  .intro-img { height: 280px; }
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { position: static; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .hero h1 { font-size: 36px; letter-spacing: -0.8px; }
  .nav-toggle { display: flex; }
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    padding: 16px 24px;
    gap: 0;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 12px 0; border-bottom: 1px solid var(--hairline-soft); }
  .site-nav { position: relative; }
  .cards-grid { grid-template-columns: 1fr; }
  .section-title { font-size: 28px; }
  .article-header h1 { font-size: 32px; letter-spacing: -0.5px; }
  .page-header h1 { font-size: 32px; }
  .footer-inner { grid-template-columns: 1fr; }
  .cookie-inner { flex-direction: column; align-items: flex-start; }
  .contact-form { padding: 24px; }
}