*, *::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;
  --font-sans: 'Inter', system-ui, 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

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

/* HEADER */
.site-header {
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
  height: 64px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 32px;
}

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

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

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

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

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

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

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

/* HERO */
.hero {
  padding: 80px 0 64px;
  border-bottom: 1px solid var(--hairline);
}

.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: 9999px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 56px;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -1.5px;
  color: var(--ink);
  max-width: 720px;
  margin-bottom: 20px;
}

.hero p {
  font-size: 18px;
  color: var(--body);
  max-width: 540px;
  margin-bottom: 32px;
  line-height: 1.6;
}

.hero-image {
  margin-top: 48px;
  border-radius: 12px;
  border: 1px solid var(--hairline);
  overflow: hidden;
  max-height: 420px;
  object-fit: cover;
  width: 100%;
}

/* SECTIONS */
.section { padding: 80px 0; }
.section + .section { border-top: 1px solid var(--hairline); }

.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-subtitle {
  font-size: 16px;
  color: var(--body);
  max-width: 560px;
  margin-bottom: 48px;
  line-height: 1.6;
}

/* CARDS GRID */
.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;
  transition: border-color 0.15s;
}

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

.card-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

.card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
  line-height: 1.4;
}

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

.card a {
  display: inline-block;
  margin-top: 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
}

.card-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 16px;
}

/* INFO TABLE */
.info-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  background: var(--surface-card);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--hairline);
}

.info-table th {
  background: var(--canvas-soft);
  color: var(--ink);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--hairline);
}

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

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

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

.article-header .hero-badge { margin-bottom: 20px; }

.article-header h1 {
  font-size: 42px;
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.9px;
  color: var(--ink);
  max-width: 760px;
  margin-bottom: 16px;
}

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

.article-body {
  padding: 64px 0;
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
  align-items: start;
}

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

.article-content h2:first-child { margin-top: 0; }

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

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

.article-content ul, .article-content ol {
  margin: 0 0 20px 24px;
  color: var(--body);
  font-size: 16px;
  line-height: 1.7;
}

.article-content li { margin-bottom: 6px; }

.article-content strong { color: var(--ink); font-weight: 600; }

.article-content .note {
  background: var(--canvas-soft);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--primary);
  border-radius: 8px;
  padding: 16px 20px;
  margin: 24px 0;
  font-size: 14px;
  color: var(--body);
}

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

.article-content figure {
  margin: 32px 0;
}

.article-content figure img {
  border-radius: 8px;
  border: 1px solid var(--hairline);
  width: 100%;
}

.article-content figcaption {
  font-size: 13px;
  color: var(--muted);
  margin-top: 8px;
  font-style: italic;
}

.article-content a {
  color: var(--primary);
  text-decoration: underline;
  text-decoration-color: transparent;
  transition: text-decoration-color 0.15s;
}

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

.sidebar {
  position: sticky;
  top: 80px;
}

.sidebar-card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 16px;
}

.sidebar-card h4 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

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

.sidebar-card ul li {
  padding: 6px 0;
  border-bottom: 1px solid var(--hairline-soft);
  font-size: 14px;
}

.sidebar-card ul li:last-child { border-bottom: none; }
.sidebar-card ul li a { color: var(--body); }
.sidebar-card ul li a:hover { color: var(--primary); }

/* BREADCRUMBS */
.breadcrumbs {
  padding: 16px 0;
  font-size: 13px;
  color: var(--muted);
  border-bottom: 1px solid var(--hairline-soft);
}

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

/* CONTACT FORM */
.contact-section { padding: 80px 0; border-top: 1px solid var(--hairline); }

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

.contact-info h2 {
  font-size: 36px;
  font-weight: 400;
  letter-spacing: -0.72px;
  color: var(--ink);
  margin-bottom: 16px;
}

.contact-info p { font-size: 16px; color: var(--body); line-height: 1.6; margin-bottom: 12px; }

.form-group { margin-bottom: 16px; }

.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: 8px;
  padding: 12px 16px;
  font-size: 16px;
  font-family: var(--font-sans);
  transition: border-color 0.15s;
  height: 44px;
}

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

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.btn-primary {
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  height: 40px;
  transition: background 0.15s;
}

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

.btn-secondary {
  background: var(--surface-card);
  color: var(--ink);
  border: 1px solid var(--hairline-strong);
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  height: 40px;
  transition: background 0.15s;
}

.btn-secondary:hover { background: var(--surface-strong); }

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

.form-msg.success { background: #d4edda; color: #1f8a65; border: 1px solid #c3e6cb; }
.form-msg.loading { background: var(--canvas-soft); color: var(--muted); border: 1px solid var(--hairline); }

/* FOOTER */
.site-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;
  gap: 32px;
  margin-bottom: 48px;
}

.footer-brand {
  font-size: 16px;
  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;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 12px;
}

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-footer ul li {
  font-size: 14px;
  color: var(--body);
  margin-bottom: 8px;
}

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

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--hairline);
  font-size: 13px;
  color: var(--muted);
}

/* COOKIE BANNER */
.cookie-banner {
  display: none;
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: 24px;
  max-width: 600px;
  margin: 0 auto;
  background: var(--surface-card);
  border: 1px solid var(--hairline-strong);
  border-radius: 12px;
  padding: 20px 24px;
  z-index: 200;
  box-shadow: 0 4px 24px rgba(38,37,30,0.08);
}

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

.cookie-inner p { font-size: 14px; color: var(--body); line-height: 1.6; margin-bottom: 16px; }
.cookie-inner p a { color: var(--primary); }

.cookie-actions {
  display: flex;
  gap: 8px;
}

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

.page-header h1 {
  font-size: 42px;
  font-weight: 400;
  letter-spacing: -0.9px;
  color: var(--ink);
  margin-bottom: 12px;
}

.page-header p { font-size: 16px; color: var(--body); max-width: 540px; }

.page-body { padding: 64px 0; }

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

.page-body h2:first-child { margin-top: 0; }

.page-body p { font-size: 16px; color: var(--body); line-height: 1.7; margin-bottom: 20px; }
.page-body ul { margin: 0 0 20px 24px; color: var(--body); font-size: 16px; line-height: 1.7; }
.page-body li { margin-bottom: 6px; }
.page-body strong { color: var(--ink); font-weight: 600; }
.page-body a { color: var(--primary); }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .article-layout { grid-template-columns: 1fr; }
  .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; }
  .article-header h1 { font-size: 30px; }
  .page-header h1 { font-size: 30px; }

  .nav-toggle { display: flex; }

  .site-nav {
    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: 4px;
    z-index: 99;
  }

  .site-nav.open { display: flex; }
  .site-header { position: relative; }
  .site-header .container { position: relative; }

  .cards-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }

  .cookie-banner { left: 12px; right: 12px; bottom: 12px; }
}

@media (max-width: 640px) {
  .hero { padding: 48px 0 40px; }
  .section { padding: 56px 0; }
  .hero h1 { font-size: 28px; }
  .contact-grid { gap: 32px; }
}