@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: #f7f7f4;
  --canvas-soft: #fafaf7;
  --ink: #26251e;
  --body: #5a5852;
  --muted: #807d72;
  --muted-soft: #a09c92;
  --primary: #f54e00;
  --primary-active: #d04200;
  --on-primary: #ffffff;
  --surface-card: #ffffff;
  --surface-strong: #e6e5e0;
  --hairline: #e6e5e0;
  --hairline-soft: #efeee8;
  --hairline-strong: #cfcdc4;
  --success: #1f8a65;
  --error: #cf2d56;
  --section: 80px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --max-w: 1200px;
}

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

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

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

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: var(--section) 0; }
.section-sm { padding: 48px 0; }

h1, h2, h3, h4 {
  color: var(--ink);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
h1 { font-size: clamp(32px, 5vw, 56px); letter-spacing: -0.03em; line-height: 1.1; }
h2 { font-size: clamp(24px, 3vw, 36px); letter-spacing: -0.02em; }
h3 { font-size: 22px; letter-spacing: -0.01em; }
h4 { font-size: 18px; font-weight: 600; }
p { margin-bottom: 1em; color: var(--body); line-height: 1.6; }
p:last-child { margin-bottom: 0; }

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

.site-nav {
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
  position: sticky;
  top: 0;
  z-index: 100;
  height: 64px;
  display: flex;
  align-items: center;
}

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

.nav-brand {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
}

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

.nav-links {
  display: flex;
  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-links a.active { color: var(--ink); }

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

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

.hero {
  padding: 96px 0 80px;
  border-bottom: 1px solid var(--hairline);
}

.hero-eyebrow {
  margin-bottom: 20px;
}

.hero h1 {
  max-width: 720px;
  margin-bottom: 20px;
}

.hero-lead {
  font-size: 18px;
  color: var(--body);
  max-width: 560px;
  margin-bottom: 0;
  line-height: 1.6;
}

.hero-img {
  margin-top: 48px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline);
  overflow: hidden;
  background: var(--surface-card);
}

.hero-img img {
  width: 100%;
  max-height: 400px;
  object-fit: cover;
}

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

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

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.article-card { display: flex; flex-direction: column; gap: 12px; }

.article-card .card-img {
  border-radius: var(--radius-sm);
  overflow: hidden;
  aspect-ratio: 16/9;
  background: var(--canvas-soft);
  border: 1px solid var(--hairline-soft);
}

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

.article-card .card-label { margin-bottom: 4px; }
.article-card h3 { font-size: 20px; margin-bottom: 8px; }
.article-card p { font-size: 14px; color: var(--body); }
.article-card a.read-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px solid var(--hairline-soft);
}
.article-card a.read-link:hover { color: var(--primary); }

.section-header {
  margin-bottom: 40px;
}

.section-header h2 { margin-bottom: 12px; }
.section-header p { max-width: 560px; font-size: 16px; }

.divider {
  border: none;
  border-top: 1px solid var(--hairline);
  margin: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  padding: 10px 18px;
  height: 40px;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: none;
  transition: background 0.15s, color 0.15s;
  text-decoration: none;
  line-height: 1;
}

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

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

.btn-dark {
  background: var(--ink);
  color: var(--canvas);
  height: 44px;
  padding: 12px 20px;
}
.btn-dark:hover { background: #3a3830; color: var(--canvas); }

.tag {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  background: var(--surface-strong);
  color: var(--ink);
  padding: 4px 10px;
  border-radius: 9999px;
}

.article-page { max-width: 800px; margin: 0 auto; }

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

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

.article-page h1 { font-size: clamp(28px, 4vw, 44px); margin-bottom: 16px; }

.article-body h2 { font-size: 26px; margin: 40px 0 16px; }
.article-body h3 { font-size: 20px; margin: 28px 0 12px; }
.article-body p { font-size: 16px; line-height: 1.7; margin-bottom: 20px; color: var(--body); }
.article-body ul, .article-body ol { padding-left: 24px; margin-bottom: 20px; }
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body li { font-size: 16px; line-height: 1.7; color: var(--body); margin-bottom: 8px; }

.article-body .article-img {
  margin: 32px 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--hairline);
}

.article-body .article-img img {
  width: 100%;
  max-height: 480px;
  object-fit: contain;
  background: var(--canvas-soft);
  padding: 16px;
}

.article-body .article-img figcaption {
  font-size: 13px;
  color: var(--muted);
  padding: 10px 16px;
  border-top: 1px solid var(--hairline-soft);
}

.article-body .highlight-box {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--ink);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin: 24px 0;
}

.article-body .highlight-box p { margin-bottom: 0; }

.article-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  margin: 24px 0;
}
.article-body table th {
  background: var(--canvas-soft);
  color: var(--ink);
  font-weight: 600;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--hairline);
}
.article-body table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--hairline-soft);
  color: var(--body);
}

.form-wrap {
  max-width: 560px;
}

.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);
  color: var(--ink);
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 15px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
  height: 44px;
}

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

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

.form-msg {
  display: none;
  font-size: 14px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  margin-top: 16px;
}
.form-msg.success { background: #ecfdf5; color: var(--success); border: 1px solid #a7f3d0; }
.form-msg.error { background: #fff1f2; color: var(--error); border: 1px solid #fecdd3; }

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

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

.footer-brand .brand-name {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.footer-brand .brand-name span { color: var(--primary); }
.footer-brand p { font-size: 14px; color: var(--muted); line-height: 1.6; }

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

.footer-col a {
  display: block;
  font-size: 14px;
  color: var(--body);
  margin-bottom: 10px;
  transition: color 0.15s;
}
.footer-col a:hover { color: var(--ink); }

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--hairline-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--muted);
  margin: 0;
}

.cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  width: min(640px, calc(100vw - 48px));
  background: var(--ink);
  color: var(--canvas);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  z-index: 999;
  box-shadow: 0 8px 32px rgba(38,37,30,0.18);
}

.cookie-banner p {
  font-size: 14px;
  color: var(--canvas);
  margin: 0;
  line-height: 1.5;
}

.cookie-banner p a { color: #e6e5e0; text-decoration: underline; text-underline-offset: 2px; }

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

.cookie-accept {
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
}
.cookie-reject {
  background: transparent;
  color: var(--canvas);
  border: 1px solid rgba(230,229,224,0.4);
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
}

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

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

.page-hero .label-upper { margin-bottom: 16px; }
.page-hero h1 { margin-bottom: 12px; }
.page-hero p { font-size: 18px; color: var(--body); max-width: 560px; }

.prose h2 { font-size: 26px; margin: 36px 0 14px; }
.prose h3 { font-size: 20px; margin: 24px 0 10px; }
.prose p { font-size: 16px; line-height: 1.7; margin-bottom: 18px; color: var(--body); }
.prose ul, .prose ol { padding-left: 24px; margin-bottom: 18px; }
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose li { font-size: 16px; line-height: 1.7; color: var(--body); margin-bottom: 6px; }

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 32px 0;
}

.info-box {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
}
.info-box h4 { font-size: 15px; font-weight: 600; margin-bottom: 8px; color: var(--ink); }
.info-box p { font-size: 14px; margin: 0; color: var(--body); }

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

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    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-toggle { display: flex; }
  .card-grid { grid-template-columns: 1fr; }
  .card-grid-2 { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .info-grid { grid-template-columns: 1fr; }
  .cookie-banner { flex-direction: column; bottom: 0; left: 0; right: 0; transform: none; width: 100%; border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
}

@media (max-width: 640px) {
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero { padding: 64px 0 48px; }
}