@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400&display=swap');

*, *::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;
  --on-primary: #ffffff;
  --ink: #26251e;
  --body: #5a5852;
  --body-strong: #26251e;
  --muted: #807d72;
  --muted-soft: #a09c92;
  --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;
}

html { scroll-behavior: smooth; }

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

a { color: inherit; text-decoration: none; }
a:hover { color: var(--ink); }

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;
}

.top-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.3px;
}

.nav-logo span { color: var(--primary); }

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

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

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

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

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

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

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

.hero-content {}

.hero-badge {
  display: inline-block;
  background: var(--surface-strong);
  color: var(--ink);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
}

.hero-title {
  font-size: 52px;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -1.5px;
  color: var(--ink);
  margin-bottom: 20px;
}

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

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

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

.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;
  line-height: 1.2;
  letter-spacing: -0.72px;
  color: var(--ink);
  margin-bottom: 16px;
}

.section-desc {
  font-size: 16px;
  color: var(--body);
  line-height: 1.6;
  max-width: 640px;
  margin-bottom: 48px;
}

.section-divider { border: none; border-top: 1px solid var(--hairline); }

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

.card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 12px;
  line-height: 1.4;
}

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

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

.cards-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.article-card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.15s;
}

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

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

.article-card-body { padding: 20px; }

.article-card-tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

.article-card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 10px;
  line-height: 1.3;
}

.article-card-excerpt {
  font-size: 14px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: 16px;
}

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

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

.info-band {
  background: var(--surface-card);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding: 80px 0;
}

.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

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

.info-img img {
  width: 100%;
  height: 340px;
  object-fit: cover;
}

.info-content {}

.info-title {
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -0.325px;
  color: var(--ink);
  margin-bottom: 16px;
  line-height: 1.25;
}

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

.info-list {
  list-style: none;
  margin-top: 16px;
}

.info-list li {
  font-size: 14px;
  color: var(--body);
  padding: 8px 0;
  border-bottom: 1px solid var(--hairline-soft);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.info-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 6px;
}

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

.form-section .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.form-intro-title {
  font-size: 36px;
  font-weight: 400;
  letter-spacing: -0.72px;
  color: var(--ink);
  margin-bottom: 16px;
}

.form-intro-text {
  font-size: 16px;
  color: var(--body);
  line-height: 1.6;
}

.form-card {
  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: 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: inherit;
  color: var(--ink);
  outline: none;
  transition: border-color 0.15s;
  height: 44px;
}

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

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  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;
  transition: background 0.15s;
}

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

.btn-secondary {
  display: inline-flex;
  align-items: center;
  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;
  transition: border-color 0.15s;
}

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

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

.form-message.success {
  background: #ecfdf5;
  color: var(--success);
  border: 1px solid #a7f3d0;
}

.form-message.error {
  background: #fff5f5;
  color: var(--error);
  border: 1px solid #fca5a5;
}

.footer {
  background: var(--canvas);
  border-top: 1px solid var(--hairline);
  padding: 64px 0 48px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand {}

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

.footer-brand-name span { color: var(--primary); }

.footer-brand-desc {
  font-size: 14px;
  color: var(--body);
  line-height: 1.6;
  max-width: 280px;
}

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

.footer-links { list-style: none; }

.footer-links li { margin-bottom: 10px; }

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

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

.footer-bottom {
  border-top: 1px solid var(--hairline);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.footer-disclaimer {
  font-size: 13px;
  color: var(--muted-soft);
  max-width: 500px;
  text-align: right;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--ink);
  color: var(--canvas);
  padding: 16px 24px;
  z-index: 999;
  display: none;
}

.cookie-banner.visible { display: block; }

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

.cookie-text {
  font-size: 14px;
  color: #d4d3cd;
  flex: 1;
  min-width: 200px;
}

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

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

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

.cookie-reject {
  background: transparent;
  color: var(--canvas);
  border: 1px solid #4a4940;
  border-radius: var(--radius-md);
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
}

.breadcrumb {
  padding: 16px 0;
  font-size: 13px;
  color: var(--muted);
}

.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--ink); }
.breadcrumb span { margin: 0 6px; }

.article-header { padding: 48px 0 0; }

.article-header-inner { max-width: 760px; }

.article-tag {
  display: inline-block;
  background: var(--surface-strong);
  color: var(--ink);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}

.article-title {
  font-size: 42px;
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -1px;
  color: var(--ink);
  margin-bottom: 16px;
}

.article-meta {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 24px;
}

.article-lead {
  font-size: 18px;
  color: var(--body-strong);
  line-height: 1.6;
  margin-bottom: 32px;
  font-weight: 400;
  letter-spacing: 0.08px;
}

.article-hero-img {
  width: 100%;
  max-height: 460px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: 48px;
  border: 1px solid var(--hairline);
}

.article-body { max-width: 760px; padding: 0 0 80px; }

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

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

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

.article-body ul,
.article-body ol {
  margin: 0 0 20px 24px;
}

.article-body li {
  font-size: 16px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 6px;
}

.article-body strong { color: var(--ink); }

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

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

.article-infobox-title {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

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

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

.article-infobox td:first-child {
  color: var(--ink);
  font-weight: 500;
  width: 45%;
}

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

.article-ref {
  font-size: 13px;
  color: var(--muted);
  border-top: 1px solid var(--hairline);
  padding-top: 24px;
  margin-top: 40px;
}

.article-ref a {
  color: var(--muted);
  text-decoration: underline;
}

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

.related-title {
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.11px;
  color: var(--ink);
  margin-bottom: 32px;
}

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

.page-title {
  font-size: 36px;
  font-weight: 400;
  letter-spacing: -0.72px;
  color: var(--ink);
  margin-bottom: 16px;
}

.page-updated {
  font-size: 13px;
  color: var(--muted);
}

.page-body { max-width: 760px; padding-bottom: 80px; }

.page-body h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
  margin: 36px 0 12px;
}

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

.page-body ul {
  margin: 0 0 16px 24px;
}

.page-body li {
  font-size: 16px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 6px;
}

.page-body a { color: var(--primary); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding-bottom: 80px;
}

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

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

.stats-band {
  background: var(--surface-card);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding: 48px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  text-align: center;
}

.stat-value {
  font-size: 36px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.72px;
  margin-bottom: 6px;
}

.stat-label { font-size: 14px; color: var(--body); }

@media (max-width: 1024px) {
  .hero-band .container { grid-template-columns: 1fr; }
  .hero-title { font-size: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
  .form-section .container { grid-template-columns: 1fr; gap: 40px; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .info-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .nav-menu { 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: 16px; }
  .nav-menu.open { display: flex; }
  .nav-hamburger { display: flex; }
  .hero-title { font-size: 32px; letter-spacing: -1px; }
  .cards-grid { grid-template-columns: 1fr; }
  .cards-grid-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr; gap: 24px; }
  .article-title { font-size: 28px; }
  .section-title { font-size: 26px; }
  .cookie-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 26px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .footer-disclaimer { text-align: center; }
}