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

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

:root {
  --canvas: #f5f1ec;
  --surface-1: #ffffff;
  --surface-2: #ede9e3;
  --hairline: #d3cec6;
  --hairline-soft: #e4e0d8;
  --ink: #111111;
  --ink-muted: #626260;
  --ink-subtle: #7b7b78;
  --ink-tertiary: #9c9fa5;
  --inverse-canvas: #000000;
  --inverse-ink: #ffffff;
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-xxl: 24px;
}

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

body {
  font-family: 'Inter', ui-sans-serif, system-ui, sans-serif;
  background-color: var(--canvas);
  color: var(--ink);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

img { max-width: 100%; height: auto; display: block; }

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- NAVIGATION ---- */

.top-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--canvas);
  border-bottom: 1px solid var(--hairline-soft);
  height: 56px;
  display: flex;
  align-items: center;
}

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

.nav-logo {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.2px;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  font-size: 14px;
  font-weight: 400;
  color: var(--ink-muted);
  transition: color 0.15s;
}

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

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

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

.mobile-nav {
  display: none;
  position: fixed;
  top: 56px;
  left: 0;
  right: 0;
  background-color: var(--canvas);
  border-bottom: 1px solid var(--hairline);
  z-index: 99;
  padding: 16px 24px;
}

.mobile-nav.open { display: block; }

.mobile-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.mobile-nav ul li a {
  display: block;
  padding: 12px 0;
  font-size: 15px;
  color: var(--ink);
  border-bottom: 1px solid var(--hairline-soft);
}

/* ---- HERO ---- */

.hero {
  padding: 80px 0 96px;
  background-color: var(--canvas);
}

.hero-eyebrow {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-muted);
  margin-bottom: 16px;
  letter-spacing: 0;
}

.hero h1 {
  font-size: 56px;
  font-weight: 500;
  line-height: 1.10;
  letter-spacing: -1.4px;
  color: var(--ink);
  max-width: 700px;
  margin-bottom: 24px;
}

.hero-lead {
  font-size: 18px;
  font-weight: 400;
  line-height: 1.50;
  color: var(--ink-muted);
  max-width: 560px;
  margin-bottom: 0;
}

/* ---- SECTIONS ---- */

section { padding: 80px 0; }

.section-eyebrow {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-muted);
  margin-bottom: 12px;
}

.section-title {
  font-size: 40px;
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.8px;
  color: var(--ink);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 18px;
  font-weight: 400;
  color: var(--ink-muted);
  line-height: 1.5;
  max-width: 560px;
  margin-bottom: 48px;
}

/* ---- CARDS ---- */

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

.card {
  background-color: var(--surface-1);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color 0.15s;
}

.card:hover { border-color: var(--ink-muted); }

.card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}

.card-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-subtle);
  background-color: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-xs);
  padding: 3px 8px;
  margin-bottom: 12px;
}

.card h3 {
  font-size: 20px;
  font-weight: 500;
  line-height: 1.30;
  letter-spacing: -0.3px;
  color: var(--ink);
  margin-bottom: 10px;
}

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

.card-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 2px;
  transition: border-color 0.15s;
}

.card-link:hover { border-color: var(--ink); color: var(--ink); }

/* ---- INFO BAND ---- */

.info-band {
  background-color: var(--surface-2);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding: 64px 0;
}

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

.info-item h4 {
  font-size: 16px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 8px;
}

.info-item p {
  font-size: 14px;
  color: var(--ink-muted);
  line-height: 1.5;
}

/* ---- ARTICLE PAGE ---- */

.article-header {
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--hairline-soft);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-subtle);
  margin-bottom: 20px;
  list-style: none;
}

.breadcrumb li + li::before { content: '/'; color: var(--hairline); margin-right: 8px; }
.breadcrumb a { color: var(--ink-subtle); }
.breadcrumb a:hover { color: var(--ink); }

.article-header h1 {
  font-size: 40px;
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.8px;
  color: var(--ink);
  max-width: 780px;
  margin-bottom: 16px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--ink-subtle);
}

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

.article-body {
  padding: 56px 0 80px;
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 64px;
  align-items: start;
}

.article-content h2 {
  font-size: 28px;
  font-weight: 500;
  line-height: 1.20;
  letter-spacing: -0.5px;
  color: var(--ink);
  margin-top: 48px;
  margin-bottom: 16px;
}

.article-content h3 {
  font-size: 20px;
  font-weight: 500;
  line-height: 1.30;
  letter-spacing: -0.2px;
  color: var(--ink);
  margin-top: 32px;
  margin-bottom: 12px;
}

.article-content p {
  font-size: 16px;
  color: var(--ink);
  line-height: 1.65;
  margin-bottom: 20px;
}

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

.article-content li {
  font-size: 16px;
  color: var(--ink);
  line-height: 1.65;
  margin-bottom: 6px;
}

.article-content a {
  color: var(--ink);
  border-bottom: 1px solid var(--hairline);
  transition: border-color 0.15s;
}

.article-content a:hover { border-color: var(--ink); }

.article-image-block {
  margin: 40px 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--hairline);
}

.article-image-block img {
  width: 100%;
  height: 380px;
  object-fit: cover;
}

.article-image-caption {
  background-color: var(--surface-1);
  padding: 12px 16px;
  font-size: 13px;
  color: var(--ink-subtle);
  line-height: 1.4;
}

.info-box {
  background-color: var(--surface-1);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin: 32px 0;
}

.info-box-title {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 12px;
}

.info-box p, .info-box li {
  font-size: 14px;
  color: var(--ink-muted);
  line-height: 1.5;
}

.info-box ul { padding-left: 18px; }

.article-sidebar { position: sticky; top: 72px; }

.sidebar-card {
  background-color: var(--surface-1);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
}

.sidebar-card h4 {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 14px;
}

.sidebar-card ul {
  list-style: none;
  padding: 0;
}

.sidebar-card ul li {
  font-size: 13px;
  color: var(--ink-muted);
  padding: 8px 0;
  border-bottom: 1px solid var(--hairline-soft);
  line-height: 1.4;
}

.sidebar-card ul li:last-child { border-bottom: none; }

.sidebar-card ul li a { color: var(--ink-muted); }
.sidebar-card ul li a:hover { color: var(--ink); }

/* ---- TABLE ---- */

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 14px;
}

.data-table th {
  text-align: left;
  padding: 10px 14px;
  background-color: var(--surface-2);
  color: var(--ink);
  font-weight: 500;
  border-bottom: 1px solid var(--hairline);
}

.data-table td {
  padding: 10px 14px;
  color: var(--ink-muted);
  border-bottom: 1px solid var(--hairline-soft);
  vertical-align: top;
}

.data-table tr:last-child td { border-bottom: none; }

/* ---- BUTTONS ---- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.20;
  cursor: pointer;
  border: none;
  transition: opacity 0.15s;
  text-decoration: none;
}

.btn:hover { opacity: 0.85; }

.btn-primary {
  background-color: var(--ink);
  color: var(--inverse-ink);
}

.btn-secondary {
  background-color: var(--surface-1);
  color: var(--ink);
  border: 1px solid var(--hairline);
}

/* ---- FORMS ---- */

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

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 6px;
}

.form-control {
  display: block;
  width: 100%;
  padding: 10px 14px;
  font-family: inherit;
  font-size: 16px;
  color: var(--ink);
  background-color: var(--surface-1);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  transition: border-color 0.15s;
  min-height: 44px;
}

.form-control:focus {
  outline: none;
  border-color: var(--ink-muted);
}

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

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

.form-status.success {
  background-color: #f0faf0;
  border: 1px solid #b7e0b7;
  color: #2d6a2d;
}

.form-status.loading {
  background-color: var(--canvas);
  border: 1px solid var(--hairline);
  color: var(--ink-muted);
}

/* ---- PAGES ---- */

.page-header {
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--hairline-soft);
}

.page-header h1 {
  font-size: 40px;
  font-weight: 500;
  letter-spacing: -0.8px;
  line-height: 1.15;
  color: var(--ink);
  max-width: 640px;
  margin-bottom: 16px;
}

.page-header p {
  font-size: 18px;
  color: var(--ink-muted);
  line-height: 1.5;
  max-width: 560px;
}

.page-body {
  padding: 56px 0 80px;
}

.page-body h2 {
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -0.3px;
  color: var(--ink);
  margin-top: 40px;
  margin-bottom: 14px;
}

.page-body h3 {
  font-size: 18px;
  font-weight: 500;
  color: var(--ink);
  margin-top: 28px;
  margin-bottom: 10px;
}

.page-body p {
  font-size: 16px;
  color: var(--ink-muted);
  line-height: 1.65;
  margin-bottom: 16px;
  max-width: 720px;
}

.page-body ul, .page-body ol {
  padding-left: 20px;
  margin-bottom: 16px;
  max-width: 720px;
}

.page-body li {
  font-size: 16px;
  color: var(--ink-muted);
  line-height: 1.65;
  margin-bottom: 6px;
}

.page-meta {
  font-size: 13px;
  color: var(--ink-subtle);
  margin-bottom: 32px;
}

/* ---- CONTACT FORM SECTION ---- */

.contact-section {
  background-color: var(--surface-2);
  border-top: 1px solid var(--hairline);
  padding: 64px 0;
}

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

.contact-info h2 {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.5px;
  color: var(--ink);
  margin-bottom: 16px;
}

.contact-info p {
  font-size: 16px;
  color: var(--ink-muted);
  line-height: 1.65;
  margin-bottom: 16px;
}

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

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

/* ---- RELATED ARTICLES ---- */

.related-section {
  border-top: 1px solid var(--hairline-soft);
  padding: 64px 0;
}

.related-section h3 {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.2px;
  color: var(--ink);
  margin-bottom: 32px;
}

/* ---- FOOTER ---- */

.site-footer {
  background-color: var(--canvas);
  border-top: 1px solid var(--hairline);
  padding: 64px 0 32px;
}

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

.footer-brand p {
  font-size: 13px;
  color: var(--ink-subtle);
  line-height: 1.5;
  margin-top: 12px;
  max-width: 260px;
}

.footer-col h5 {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 14px;
}

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

.footer-col ul li a {
  font-size: 13px;
  color: var(--ink-subtle);
  transition: color 0.15s;
}

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

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

.footer-bottom p {
  font-size: 12px;
  color: var(--ink-tertiary);
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
  list-style: none;
}

.footer-bottom-links a {
  font-size: 12px;
  color: var(--ink-tertiary);
}

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

/* ---- COOKIE BANNER ---- */

#cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: 24px;
  max-width: 600px;
  background-color: var(--inverse-canvas);
  color: var(--inverse-ink);
  border-radius: var(--radius-xl);
  padding: 20px 24px;
  z-index: 1000;
  display: none;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}

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

#cookie-banner p {
  font-size: 14px;
  line-height: 1.5;
  color: rgba(255,255,255,0.8);
  margin-bottom: 16px;
}

#cookie-banner p a {
  color: rgba(255,255,255,0.9);
  border-bottom: 1px solid rgba(255,255,255,0.3);
}

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

.cookie-btn {
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: opacity 0.15s;
}

.cookie-btn:hover { opacity: 0.85; }

.cookie-accept {
  background-color: var(--inverse-ink);
  color: var(--inverse-canvas);
}

.cookie-reject {
  background-color: transparent;
  color: rgba(255,255,255,0.7);
  border: 1px solid rgba(255,255,255,0.3);
}

/* ---- DISCLAIMER ---- */

.disclaimer {
  background-color: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  margin: 40px 0 0;
}

.disclaimer p {
  font-size: 12px;
  color: var(--ink-subtle);
  line-height: 1.5;
  margin: 0;
  max-width: none;
}

/* ---- RESPONSIVE ---- */

@media (max-width: 1024px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .info-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { position: static; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .hero h1 { font-size: 36px; letter-spacing: -0.8px; }
  .section-title { font-size: 28px; }
  .card-grid { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 12px; align-items: flex-start; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .article-header h1 { font-size: 28px; }
  .page-header h1 { font-size: 28px; }
  section { padding: 56px 0; }
  .hero { padding: 56px 0 64px; }
  #cookie-banner { left: 12px; right: 12px; bottom: 12px; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 28px; }
  .container { padding: 0 16px; }
}