@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;
  --card: #ffffff;
  --ink: #26251e;
  --body: #5a5852;
  --body-strong: #26251e;
  --muted: #807d72;
  --muted-soft: #a09c92;
  --primary: #f54e00;
  --primary-active: #d04200;
  --on-primary: #ffffff;
  --hairline: #e6e5e0;
  --hairline-soft: #efeee8;
  --hairline-strong: #cfcdc4;
  --surface-strong: #e6e5e0;
  --success: #1f8a65;
  --error: #cf2d56;
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-pill: 9999px;
}

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: var(--ink); text-decoration: none; transition: color .15s; }
a:hover { color: var(--primary); }

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

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

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

.site-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: -0.02em;
  line-height: 1;
}

.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);
  line-height: 1.4;
  transition: color .15s;
}

.nav-menu a:hover,
.nav-menu a.active { 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: .2s;
}

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

.hero-inner {
  max-width: 760px;
}

.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);
  border-radius: var(--radius-pill);
  padding: 4px 10px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 52px;
  font-weight: 400;
  color: var(--ink);
  line-height: 1.1;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.hero-lead {
  font-size: 18px;
  line-height: 1.55;
  color: var(--body);
  max-width: 600px;
  margin-bottom: 32px;
}

.hero-image {
  margin-top: 48px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--hairline);
  max-height: 480px;
}

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

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

.section-label {
  display: inline-block;
  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;
  color: var(--ink);
  letter-spacing: -0.72px;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-lead {
  font-size: 16px;
  line-height: 1.55;
  color: var(--body);
  max-width: 600px;
  margin-bottom: 48px;
}

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

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

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

.card-img {
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 20px;
  border: 1px solid var(--hairline-soft);
}

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

.card-meta {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

.card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.35;
  margin-bottom: 10px;
}

.card-body {
  font-size: 14px;
  line-height: 1.55;
  color: var(--body);
  margin-bottom: 16px;
}

.card-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.card-link:hover { color: var(--primary); }
.card-link::after { content: ' →'; }

/* ARTICLE */
.article-header { padding: 64px 0 40px; border-bottom: 1px solid var(--hairline); }

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

.article-header h1 {
  font-size: 42px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.84px;
  line-height: 1.15;
  margin-bottom: 16px;
  max-width: 800px;
}

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

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

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

.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 60px;
  align-items: start;
}

.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: 19px;
  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 a { color: var(--ink); text-decoration: underline; text-decoration-color: var(--hairline-strong); }
.article-content a:hover { color: var(--primary); text-decoration-color: var(--primary); }

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

.article-image img { width: 100%; height: auto; }

.article-image figcaption {
  font-size: 13px;
  color: var(--muted);
  padding: 10px 16px;
  background: var(--canvas-soft);
  line-height: 1.4;
}

.article-aside { position: sticky; top: 84px; }

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

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

.aside-links { list-style: none; }
.aside-links li { border-bottom: 1px solid var(--hairline-soft); }
.aside-links li:last-child { border-bottom: none; }
.aside-links a {
  display: block;
  font-size: 14px;
  color: var(--body);
  padding: 10px 0;
  line-height: 1.4;
}
.aside-links a:hover { color: var(--ink); }

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

.data-table th {
  background: var(--canvas-soft);
  color: var(--ink);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--hairline);
}

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

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

/* HIGHLIGHT BOX */
.highlight-box {
  background: var(--canvas-soft);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--ink);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin: 28px 0;
}

.highlight-box p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--body-strong);
  margin: 0;
}

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

.page-header h1 {
  font-size: 42px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.84px;
  line-height: 1.15;
  margin-bottom: 16px;
  max-width: 700px;
}

.page-header p {
  font-size: 16px;
  color: var(--body);
  max-width: 600px;
  line-height: 1.55;
}

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

.page-content h2 {
  font-size: 24px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.24px;
  margin: 40px 0 14px;
}

.page-content h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin: 28px 0 10px;
}

.page-content p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--body);
  margin-bottom: 18px;
  max-width: 760px;
}

.page-content ul {
  margin: 0 0 18px 22px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--body);
  max-width: 760px;
}

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

/* FORM */
.contact-form {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 32px;
  max-width: 600px;
  margin-top: 40px;
}

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

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

.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 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: var(--on-primary);
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  border: none;
  border-radius: var(--radius-md);
  padding: 10px 18px;
  height: 40px;
  cursor: pointer;
  transition: background .15s;
}

.btn-primary:hover { background: var(--primary-active); }
.btn-primary:disabled { opacity: .6; cursor: not-allowed; }

.form-message {
  margin-top: 16px;
  font-size: 14px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  display: none;
}

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

.form-message.error {
  background: #fde8ed;
  color: var(--error);
  border: 1px solid #f4b8c7;
  display: block;
}

/* 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: 40px;
  margin-bottom: 48px;
}

.footer-brand .nav-logo { font-size: 16px; margin-bottom: 12px; display: block; }

.footer-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--body);
  max-width: 260px;
}

.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: 8px; }
.footer-links a {
  font-size: 14px;
  color: var(--body);
  line-height: 1.4;
}
.footer-links a:hover { color: var(--ink); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid var(--hairline);
  flex-wrap: wrap;
  gap: 12px;
}

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

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

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

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

/* COOKIE BANNER */
.cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 48px);
  max-width: 640px;
  background: var(--ink);
  color: var(--canvas);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  box-shadow: 0 4px 24px rgba(38,37,30,.18);
}

.cookie-text {
  font-size: 13px;
  line-height: 1.5;
  color: var(--canvas);
  flex: 1;
}

.cookie-text a { color: var(--canvas); text-decoration: underline; text-decoration-color: rgba(247,247,244,.4); }
.cookie-text a:hover { color: var(--on-primary); }

.cookie-actions { display: flex; gap: 8px; flex-shrink: 0; }

.btn-cookie-accept {
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  padding: 8px 14px;
  cursor: pointer;
  transition: background .15s;
  height: 36px;
}

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

.btn-cookie-reject {
  background: transparent;
  color: var(--muted-soft);
  border: 1px solid rgba(247,247,244,.2);
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  padding: 8px 14px;
  cursor: pointer;
  transition: .15s;
  height: 36px;
}

.btn-cookie-reject:hover { color: var(--canvas); border-color: rgba(247,247,244,.4); }

/* BREADCRUMB */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 20px;
}

.breadcrumb li + li::before { content: '/'; margin-right: 6px; color: var(--hairline-strong); }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--ink); }

/* RELATED */
.related-articles { padding: 64px 0; border-top: 1px solid var(--hairline); }

/* UTILITY */
.text-muted { color: var(--muted); }
.mt-0 { margin-top: 0 !important; }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .hero h1 { font-size: 42px; }
  .article-layout { grid-template-columns: 1fr; }
  .article-aside { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-menu { display: none; }
  .nav-hamburger { display: flex; }
  .nav-menu.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 24px;
    gap: 0;
  }
  .nav-menu.open li { border-bottom: 1px solid var(--hairline-soft); }
  .nav-menu.open a { display: block; padding: 12px 0; }
  .site-nav { position: relative; }
  .hero { padding: 48px 0; }
  .hero h1 { font-size: 32px; letter-spacing: -.5px; }
  .hero-lead { font-size: 16px; }
  .hero-image img { height: 260px; }
  .section { padding: 48px 0; }
  .section-title { font-size: 28px; }
  .card-grid, .card-grid-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .article-header h1 { font-size: 30px; }
  .page-header h1 { font-size: 30px; }
  .cookie-banner { flex-direction: column; align-items: flex-start; gap: 14px; bottom: 0; border-radius: var(--radius-lg) var(--radius-lg) 0 0; width: 100%; max-width: 100%; left: 0; transform: none; }
  .contact-form { padding: 24px 20px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero h1 { font-size: 28px; }
  .section-title { font-size: 24px; }
}