@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;
  --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);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--ink); text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--primary); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

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

/* --- 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: -0.3px;
}

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

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.4;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  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 --- */
.hero {
  padding: 80px 0;
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.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: 20px;
}

.hero h1 {
  font-size: 48px;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -1.5px;
  color: var(--ink);
  margin-bottom: 20px;
}

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

.hero-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--hairline);
  aspect-ratio: 4/3;
  background: var(--surface-strong);
}

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

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

.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 {
  background: var(--canvas-soft);
  color: var(--ink);
}

/* --- SECTIONS --- */
section { padding: 80px 0; }

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

.section-sub {
  font-size: 16px;
  color: var(--body);
  line-height: 1.6;
  max-width: 600px;
  margin-bottom: 48px;
}

/* --- CARDS --- */
.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;
  gap: 24px;
}

.card-grid-3 { grid-template-columns: repeat(3, 1fr); }
.card-grid-2 { grid-template-columns: repeat(2, 1fr); }

.card-img {
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 16px;
  aspect-ratio: 16/9;
  background: var(--surface-strong);
}

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

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

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

.card-title a { color: var(--ink); }
.card-title a:hover { color: var(--primary); }

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

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

/* --- ARTICLES LIST --- */
.articles-section { border-top: 1px solid var(--hairline); }

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

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

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

.article-hero h1 {
  font-size: 36px;
  font-weight: 400;
  letter-spacing: -0.72px;
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: 16px;
}

.article-hero-sub {
  font-size: 18px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: 24px;
}

.article-meta {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 32px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.article-cover {
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
  aspect-ratio: 16/7;
  background: var(--surface-strong);
}

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

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

.article-body-inner {
  max-width: 720px;
  margin: 0 auto;
}

.article-body h2 {
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -0.325px;
  line-height: 1.25;
  color: var(--ink);
  margin: 48px 0 16px;
}

.article-body h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin: 32px 0 12px;
}

.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;
  list-style: disc;
}

.article-body li {
  font-size: 16px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 8px;
}

.article-body ol { list-style: decimal; }

.article-body a {
  color: var(--primary);
  border-bottom: 1px solid var(--hairline-soft);
}

.article-body a:hover { border-bottom-color: var(--primary); }

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

.article-body figure img {
  border-radius: var(--radius-lg);
  width: 100%;
}

.article-body figcaption {
  font-size: 13px;
  color: var(--muted);
  margin-top: 8px;
  line-height: 1.4;
}

.article-body blockquote {
  border-left: 2px solid var(--hairline-strong);
  padding: 16px 24px;
  margin: 32px 0;
  background: var(--canvas-soft);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.article-body blockquote p {
  font-size: 18px;
  color: var(--ink);
  font-style: italic;
  margin: 0;
}

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

.info-box h4 {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

.info-box ul {
  margin: 0;
  list-style: none;
}

.info-box li {
  font-size: 15px;
  color: var(--body);
  padding: 6px 0;
  border-bottom: 1px solid var(--hairline-soft);
}

.info-box li:last-child { border-bottom: none; }

/* --- DIVIDER --- */
.divider {
  height: 1px;
  background: var(--hairline);
}

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

.page-hero h1 {
  font-size: 48px;
  font-weight: 400;
  letter-spacing: -1.5px;
  color: var(--ink);
  margin-bottom: 16px;
}

.page-hero p {
  font-size: 18px;
  color: var(--body);
  max-width: 600px;
  line-height: 1.6;
}

.page-content {
  padding: 80px 0;
  max-width: 800px;
}

.page-content h2 {
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -0.325px;
  color: var(--ink);
  margin: 48px 0 16px;
}

.page-content h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin: 28px 0 10px;
}

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

.page-content ul, .page-content ol {
  margin: 0 0 20px 24px;
  list-style: disc;
}

.page-content li {
  font-size: 16px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 8px;
}

/* --- CONTACT FORM --- */
.contact-section { 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: 26px;
  font-weight: 400;
  letter-spacing: -0.325px;
  color: var(--ink);
  margin-bottom: 16px;
}

.contact-info p {
  font-size: 16px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: 24px;
}

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

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

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

.form-message.success {
  background: #e8f5f0;
  color: var(--success);
  display: block;
}

.form-message.error {
  background: #fdeef2;
  color: var(--error);
  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: 48px;
  margin-bottom: 48px;
}

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

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

.footer-col h4 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

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

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

.footer-bottom {
  border-top: 1px solid var(--hairline);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

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

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

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

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

/* --- COOKIE BANNER --- */
#cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--ink);
  color: var(--canvas);
  padding: 20px 24px;
  z-index: 9999;
  display: none;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.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: var(--canvas);
  line-height: 1.5;
  flex: 1;
}

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

.cookie-actions {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
}

.cookie-accept {
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  border-radius: var(--radius-md);
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}

.cookie-reject {
  background: transparent;
  color: var(--canvas);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: var(--radius-md);
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}

/* --- STATS ROW --- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 48px 0;
}

.stat-item {
  background: var(--surface-card);
  padding: 32px 24px;
  text-align: center;
}

.stat-value {
  font-size: 36px;
  font-weight: 400;
  letter-spacing: -0.72px;
  color: var(--ink);
  line-height: 1.2;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 13px;
  color: var(--muted);
}

/* --- BREADCRUMB --- */
.breadcrumb {
  padding: 16px 0;
  border-bottom: 1px solid var(--hairline-soft);
}

.breadcrumb ol {
  display: flex;
  gap: 8px;
  align-items: center;
  list-style: none;
}

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

.breadcrumb li a { color: var(--muted); }
.breadcrumb li a:hover { color: var(--ink); }
.breadcrumb li::after { content: '/'; margin-left: 8px; }
.breadcrumb li:last-child::after { content: ''; }
.breadcrumb li:last-child { color: var(--body); }

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

.related-section h2 {
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.11px;
  color: var(--ink);
  margin-bottom: 32px;
}

/* --- RESPONSIVE --- */
@media (max-width: 1024px) {
  .hero h1 { font-size: 40px; }
  .card-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .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 24px;
    gap: 16px;
  }

  .hero { padding: 48px 0; }
  .hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .hero h1 { font-size: 32px; letter-spacing: -0.8px; }
  .section-title { font-size: 28px; }

  .card-grid-3,
  .card-grid-2 { grid-template-columns: 1fr; }

  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .article-hero h1 { font-size: 28px; }
  .page-hero h1 { font-size: 32px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 28px; }
}