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

:root {
  --canvas: #f7f7f4;
  --canvas-soft: #fafaf7;
  --surface-card: #ffffff;
  --surface-strong: #e6e5e0;
  --primary: #f54e00;
  --primary-active: #d04200;
  --ink: #26251e;
  --body: #5a5852;
  --body-strong: #26251e;
  --muted: #807d72;
  --muted-soft: #a09c92;
  --on-primary: #ffffff;
  --hairline: #e6e5e0;
  --hairline-soft: #efeee8;
  --hairline-strong: #cfcdc4;
  --semantic-success: #1f8a65;
  --semantic-error: #cf2d56;
  --font-sans: 'Inter', system-ui, 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--canvas);
  color: var(--body);
  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; }

.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;
  gap: 32px;
}

.site-logo {
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.3px;
  flex-shrink: 0;
}

.site-logo:hover { color: var(--primary); }

.nav-links {
  display: flex;
  list-style: none;
  gap: 4px;
  margin-left: auto;
}

.nav-links li a {
  font-size: 14px;
  font-weight: 500;
  color: var(--body);
  padding: 6px 12px;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
}

.nav-links li a:hover { color: var(--ink); background: var(--surface-strong); }
.nav-links li.active a { color: var(--ink); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: 0.2s;
}

.site-hero {
  padding: 80px 0 60px;
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline-soft);
}

.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);
  padding: 4px 10px;
  border-radius: 9999px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(32px, 5vw, 72px);
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -2.16px;
  line-height: 1.1;
  max-width: 900px;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 16px;
  color: var(--body);
  max-width: 560px;
  line-height: 1.5;
  margin-bottom: 40px;
}

.hero-img-wrap {
  margin-top: 48px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--hairline);
}

.hero-img-wrap img {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
}

.section { padding: 80px 0; }
.section--alt { background: var(--canvas-soft); }

.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: clamp(22px, 3vw, 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;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.card-tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--surface-strong);
  padding: 3px 8px;
  border-radius: 9999px;
  width: fit-content;
}

.card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.3;
}

.card-body {
  font-size: 14px;
  color: var(--body);
  line-height: 1.5;
  flex: 1;
}

.card-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  margin-top: 8px;
}

.card-link:hover { color: var(--primary-active); }

.card-img {
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 4px;
}

.card-img img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.articles-list { display: flex; flex-direction: column; gap: 1px; }

.article-row {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: 24px;
  display: flex;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 12px;
}

.article-row-meta { flex-shrink: 0; }

.article-row-date {
  font-size: 13px;
  color: var(--muted);
}

.article-row-body { flex: 1; }

.article-row-title {
  font-size: 20px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.1px;
  margin-bottom: 8px;
}

.article-row-excerpt {
  font-size: 14px;
  color: var(--body);
  line-height: 1.5;
}

.article-row-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  display: inline-block;
  margin-top: 12px;
}

.article-row-link:hover { color: var(--primary-active); }

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

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

.contact-info h2 {
  font-size: clamp(22px, 3vw, 36px);
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.72px;
  line-height: 1.2;
  margin-bottom: 16px;
}

.contact-info p {
  font-size: 16px;
  color: var(--body);
  line-height: 1.5;
  margin-bottom: 24px;
}

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 24px;
}

.contact-detail span {
  font-size: 14px;
  color: var(--body);
}

.contact-form {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 32px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 20px;
}

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

.form-group input,
.form-group textarea {
  background: var(--surface-card);
  border: 1px solid var(--hairline-strong);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 16px;
  font-family: var(--font-sans);
  color: var(--ink);
  height: 44px;
  width: 100%;
  outline: none;
  transition: border-color 0.15s;
}

.form-group textarea { height: auto; min-height: 100px; resize: vertical; }

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

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--muted-soft);
}

.btn-primary {
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font-sans);
  height: 40px;
  cursor: pointer;
  transition: background 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary:hover { background: var(--primary-active); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }

.form-message {
  margin-top: 16px;
  font-size: 14px;
  padding: 12px 16px;
  border-radius: 8px;
  display: none;
}

.form-message.success {
  display: block;
  background: #e8f5f0;
  color: var(--semantic-success);
  border: 1px solid #b3dece;
}

.article-header { padding: 64px 0 40px; }

.article-breadcrumb {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 24px;
  display: flex;
  gap: 8px;
  align-items: center;
}

.article-breadcrumb a { color: var(--muted); }
.article-breadcrumb a:hover { color: var(--primary); }
.article-breadcrumb span { color: var(--muted-soft); }

.article-meta-top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.article-date {
  font-size: 13px;
  color: var(--muted);
}

.article-h1 {
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -1.5px;
  line-height: 1.15;
  margin-bottom: 20px;
  max-width: 860px;
}

.article-lead {
  font-size: 18px;
  color: var(--body);
  line-height: 1.6;
  max-width: 720px;
  margin-bottom: 32px;
}

.article-img-wrap {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--hairline);
  margin-bottom: 8px;
}

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

.article-img-caption {
  font-size: 13px;
  color: var(--muted);
  margin-top: 8px;
}

.article-body { padding: 48px 0 80px; }

.article-content { max-width: 720px; }

.article-content h2 {
  font-size: 26px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.325px;
  line-height: 1.25;
  margin: 40px 0 16px;
}

.article-content h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.3;
  margin: 28px 0 12px;
}

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

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

.article-content li {
  font-size: 16px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: 6px;
}

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

.article-content a:hover { color: var(--primary-active); }

.info-box {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-left: 4px solid var(--primary);
  border-radius: 0 8px 8px 0;
  padding: 16px 20px;
  margin: 24px 0;
}

.info-box p {
  margin: 0;
  font-size: 15px;
  color: var(--body-strong);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 14px;
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid var(--hairline);
}

.data-table th {
  background: var(--surface-strong);
  color: var(--ink);
  font-weight: 600;
  padding: 12px 16px;
  text-align: left;
}

.data-table td {
  padding: 12px 16px;
  color: var(--body);
  border-top: 1px solid var(--hairline-soft);
}

.data-table tr:hover td { background: var(--canvas-soft); }

.related-articles { padding: 48px 0; border-top: 1px solid var(--hairline); }

.related-articles h3 {
  font-size: 22px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.11px;
  margin-bottom: 24px;
}

.page-header { padding: 64px 0 40px; border-bottom: 1px solid var(--hairline-soft); }

.page-h1 {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -1.2px;
  line-height: 1.15;
  margin-bottom: 16px;
}

.page-lead {
  font-size: 18px;
  color: var(--body);
  line-height: 1.6;
  max-width: 640px;
}

.page-body { padding: 48px 0 80px; }

.page-content { max-width: 720px; }

.page-content h2 {
  font-size: 26px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.325px;
  line-height: 1.25;
  margin: 40px 0 16px;
}

.page-content h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin: 28px 0 12px;
}

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

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

.page-content li {
  font-size: 16px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: 6px;
}

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

.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 1fr;
  gap: 32px;
}

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

.footer-col p {
  font-size: 14px;
  color: var(--body);
  line-height: 1.5;
  max-width: 220px;
}

.footer-col h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 12px;
  letter-spacing: 0.1px;
}

.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }

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

.footer-col ul li a:hover { color: var(--primary); }

.footer-bottom {
  max-width: 1200px;
  margin: 48px auto 0;
  padding: 24px 24px;
  border-top: 1px solid var(--hairline-soft);
}

.footer-bottom p {
  font-size: 13px;
  color: var(--muted);
}

.cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--ink);
  color: var(--canvas);
  border-radius: 12px;
  padding: 20px 28px;
  max-width: 640px;
  width: calc(100% - 48px);
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: 0 4px 24px rgba(38,37,30,0.15);
}

.cookie-banner p {
  font-size: 14px;
  color: #d4d3ce;
  line-height: 1.5;
  flex: 1;
}

.cookie-banner a { color: var(--canvas); text-decoration: underline; }

.cookie-actions { display: flex; gap: 10px; flex-shrink: 0; }

.btn-cookie-accept {
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  font-family: var(--font-sans);
}

.btn-cookie-reject {
  background: transparent;
  color: #d4d3ce;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  font-family: var(--font-sans);
}

.btn-cookie-accept:hover { background: var(--primary-active); }
.btn-cookie-reject:hover { border-color: rgba(255,255,255,0.4); }

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

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    flex-direction: column;
    padding: 12px 24px 20px;
    gap: 4px;
  }
  .nav-links.open { display: flex; }
  .nav-inner { position: relative; }
  .site-logo { margin-right: auto; }
  .hero-title { letter-spacing: -1px; }
  .contact-grid { grid-template-columns: 1fr; }
  .article-row { flex-direction: column; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 24px; }
}

@media (max-width: 640px) {
  .cards-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .cookie-banner { flex-direction: column; align-items: flex-start; gap: 16px; }
  .cookie-actions { width: 100%; }
  .btn-cookie-accept, .btn-cookie-reject { flex: 1; text-align: center; }
  .article-h1 { letter-spacing: -0.7px; }
}