:root {
  --canvas: #f7f7f4;
  --canvas-soft: #fafaf7;
  --surface-card: #ffffff;
  --surface-strong: #e6e5e0;
  --ink: #26251e;
  --body: #5a5852;
  --muted: #807d72;
  --muted-soft: #a09c92;
  --primary: #f54e00;
  --primary-active: #d04200;
  --on-primary: #ffffff;
  --hairline: #e6e5e0;
  --hairline-soft: #efeee8;
  --hairline-strong: #cfcdc4;
  --success: #1f8a65;
  --error: #cf2d56;
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-pill: 9999px;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background-color: var(--canvas);
  color: var(--body);
  font-family: 'Inter', system-ui, 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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;
}

.top-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: 64px;
  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-menu {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}

.nav-menu a {
  font-size: 14px;
  font-weight: 500;
  color: var(--body);
  line-height: 1.4;
  transition: color 0.15s;
}

.nav-menu a:hover,
.nav-menu a.active {
  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;
  transition: all 0.2s;
}

.hero-band {
  padding: 80px 0;
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline-soft);
}

.hero-band .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 20px;
}

.hero-band h1 {
  font-size: 56px;
  font-weight: 400;
  color: var(--ink);
  line-height: 1.1;
  letter-spacing: -1.4px;
  margin-bottom: 24px;
}

.hero-band p {
  font-size: 16px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: 32px;
  max-width: 480px;
}

.hero-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--hairline);
  background: var(--surface-card);
}

.hero-img img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.hero-meta {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  gap: 12px;
  align-items: center;
}

.hero-meta span { display: flex; align-items: center; gap: 4px; }

.section-band {
  padding: 80px 0;
}

.section-band + .section-band {
  border-top: 1px solid var(--hairline-soft);
}

.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

.section-band h2 {
  font-size: 36px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.72px;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-band .section-intro {
  font-size: 16px;
  color: var(--body);
  max-width: 600px;
  margin-bottom: 48px;
  line-height: 1.6;
}

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

.article-card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.2s;
}

.article-card:hover {
  border-color: var(--hairline-strong);
}

.article-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.article-card-body {
  padding: 24px;
}

.article-card-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

.article-card h3 {
  font-size: 22px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.11px;
  line-height: 1.3;
  margin-bottom: 12px;
}

.article-card p {
  font-size: 14px;
  color: var(--body);
  line-height: 1.5;
  margin-bottom: 20px;
}

.article-card-meta {
  font-size: 13px;
  color: var(--muted-soft);
  border-top: 1px solid var(--hairline-soft);
  padding-top: 16px;
}

.btn-primary {
  display: inline-block;
  background: var(--primary);
  color: var(--on-primary);
  font-size: 14px;
  font-weight: 500;
  padding: 10px 18px;
  height: 40px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  line-height: 20px;
  transition: background 0.15s;
  text-decoration: none;
}

.btn-primary:hover {
  background: var(--primary-active);
  color: var(--on-primary);
}

.btn-secondary {
  display: inline-block;
  background: var(--surface-card);
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  padding: 10px 18px;
  height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--hairline-strong);
  cursor: pointer;
  line-height: 20px;
  transition: border-color 0.15s;
  text-decoration: none;
}

.btn-secondary:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.badge-pill {
  display: inline-block;
  background: var(--surface-strong);
  color: var(--ink);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  border-radius: var(--radius-pill);
  padding: 4px 10px;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.info-card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.info-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 12px;
}

.info-card p {
  font-size: 15px;
  color: var(--body);
  line-height: 1.6;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.feature-grid.reverse {
  direction: rtl;
}

.feature-grid.reverse > * {
  direction: ltr;
}

.feature-text h2 {
  font-size: 36px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.72px;
  line-height: 1.2;
  margin-bottom: 16px;
}

.feature-text p {
  font-size: 16px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: 20px;
}

.feature-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--hairline);
}

.feature-img img {
  width: 100%;
  height: 360px;
  object-fit: cover;
}

.article-page {
  padding: 60px 0 80px;
}

.article-page .container {
  max-width: 800px;
}

.article-header {
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--hairline);
}

.article-header .article-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

.article-header h1 {
  font-size: 44px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -1.1px;
  line-height: 1.15;
  margin-bottom: 20px;
}

.article-header .article-intro {
  font-size: 18px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: 20px;
}

.article-meta {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.article-hero-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--hairline);
  margin-bottom: 40px;
}

.article-hero-img img {
  width: 100%;
  height: 440px;
  object-fit: cover;
}

.article-body h2 {
  font-size: 28px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.5px;
  margin-top: 48px;
  margin-bottom: 16px;
  line-height: 1.25;
}

.article-body h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin-top: 32px;
  margin-bottom: 12px;
}

.article-body p {
  font-size: 16px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 20px;
}

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

.article-body li {
  font-size: 16px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 8px;
}

.article-body a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.article-body blockquote {
  border-left: 3px solid var(--hairline-strong);
  padding: 16px 24px;
  margin: 32px 0;
  background: var(--surface-card);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.article-body blockquote p {
  font-size: 17px;
  color: var(--ink);
  font-style: italic;
  margin-bottom: 0;
}

.article-infobox {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin: 32px 0;
}

.article-infobox h4 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

.article-infobox table {
  width: 100%;
  border-collapse: collapse;
}

.article-infobox td {
  padding: 8px 0;
  font-size: 14px;
  border-bottom: 1px solid var(--hairline-soft);
}

.article-infobox td:first-child {
  color: var(--muted);
  width: 40%;
}

.article-infobox td:last-child {
  color: var(--ink);
  font-weight: 500;
}

.article-infobox tr:last-child td {
  border-bottom: none;
}

.article-img-block {
  margin: 32px 0;
}

.article-img-block img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline);
}

.article-img-block figcaption {
  font-size: 13px;
  color: var(--muted);
  margin-top: 10px;
  line-height: 1.4;
}

.article-sources {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--hairline);
}

.article-sources h3 {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

.article-sources ol {
  padding-left: 20px;
}

.article-sources li {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 6px;
}

.article-sources a {
  color: var(--primary);
}

.article-nav {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--hairline);
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.related-articles {
  padding: 60px 0;
  background: var(--surface-card);
  border-top: 1px solid var(--hairline);
}

.related-articles h2 {
  font-size: 26px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.3px;
  margin-bottom: 32px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.related-card {
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: border-color 0.15s;
}

.related-card:hover {
  border-color: var(--hairline-strong);
}

.related-card h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
  line-height: 1.4;
}

.related-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.5;
}

.page-header {
  padding: 60px 0 40px;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 48px;
}

.page-header h1 {
  font-size: 44px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -1.1px;
  margin-bottom: 16px;
}

.page-header p {
  font-size: 16px;
  color: var(--body);
  max-width: 600px;
  line-height: 1.6;
}

.page-content {
  padding-bottom: 80px;
}

.page-content h2 {
  font-size: 26px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.3px;
  margin-top: 40px;
  margin-bottom: 16px;
}

.page-content h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin-top: 28px;
  margin-bottom: 12px;
}

.page-content p {
  font-size: 15px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 16px;
}

.page-content ul, .page-content ol {
  padding-left: 20px;
  margin-bottom: 16px;
}

.page-content li {
  font-size: 15px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 6px;
}

.contact-section {
  padding: 60px 0 80px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-info h2 {
  font-size: 32px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.64px;
  margin-bottom: 16px;
}

.contact-info p {
  font-size: 15px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 20px;
}

.contact-detail {
  font-size: 14px;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.contact-form {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--surface-card);
  color: var(--ink);
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  height: 44px;
  font-size: 15px;
  font-family: inherit;
  transition: border-color 0.15s;
  outline: none;
}

.form-group textarea {
  height: 120px;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--ink);
}

.form-group input.error,
.form-group textarea.error {
  border-color: var(--error);
}

.form-error-msg {
  font-size: 13px;
  color: var(--error);
  margin-top: 4px;
  display: none;
}

.form-success {
  display: none;
  background: var(--success);
  color: #fff;
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 500;
  margin-top: 16px;
}

.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: 48px;
  padding-bottom: 48px;
}

.footer-brand {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  display: block;
  margin-bottom: 12px;
}

.footer-desc {
  font-size: 14px;
  color: var(--body);
  line-height: 1.6;
}

.footer-heading {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: block;
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  font-size: 14px;
  color: var(--body);
  transition: color 0.15s;
}

.footer-col a:hover {
  color: var(--ink);
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
  border-top: 1px solid var(--hairline-soft);
  font-size: 13px;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-disclaimer {
  font-size: 12px;
  color: var(--muted-soft);
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background: var(--ink);
  color: var(--canvas);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 16px 24px;
}

.cookie-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: space-between;
}

.cookie-inner p {
  font-size: 14px;
  color: var(--canvas-soft);
  flex: 1;
  min-width: 200px;
}

.cookie-actions {
  display: flex;
  gap: 12px;
}

.breadcrumb {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 32px;
  display: flex;
  gap: 8px;
  align-items: center;
}

.breadcrumb a {
  color: var(--muted);
  transition: color 0.15s;
}

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

.breadcrumb span {
  color: var(--muted-soft);
}

@media (max-width: 1024px) {
  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .info-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    padding: 16px 24px;
    flex-direction: column;
    gap: 0;
  }

  .nav-menu.open {
    display: flex;
  }

  .nav-menu li {
    border-bottom: 1px solid var(--hairline-soft);
  }

  .nav-menu a {
    display: block;
    padding: 14px 0;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-band .container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-band h1 {
    font-size: 36px;
    letter-spacing: -0.9px;
  }

  .articles-grid {
    grid-template-columns: 1fr;
  }

  .info-grid {
    grid-template-columns: 1fr;
  }

  .feature-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .feature-grid.reverse {
    direction: ltr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .article-header h1 {
    font-size: 32px;
    letter-spacing: -0.8px;
  }

  .page-header h1 {
    font-size: 32px;
  }

  .cookie-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
}

@media (max-width: 640px) {
  .hero-band {
    padding: 48px 0;
  }

  .hero-band h1 {
    font-size: 32px;
  }

  .section-band {
    padding: 48px 0;
  }

  .section-band h2 {
    font-size: 28px;
  }
}