@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: #e0dbd4;
  --ink: #111111;
  --ink-muted: #626260;
  --ink-subtle: #7b7b78;
  --ink-tertiary: #9c9fa5;
  --inverse-canvas: #000000;
  --inverse-ink: #ffffff;
  --accent: #ff5600;
  --rounded-xs: 4px;
  --rounded-sm: 6px;
  --rounded-md: 8px;
  --rounded-lg: 12px;
  --rounded-xl: 16px;
  --rounded-xxl: 24px;
  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  --spacing-section: 96px;
  --max-width: 1280px;
}

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 { text-decoration: underline; }

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

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--spacing-xl); }

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

.top-nav .nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

.nav-logo {
  font-size: 18px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.3px;
}

.nav-links {
  display: flex;
  gap: var(--spacing-xl);
  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); text-decoration: none; }

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

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

/* HERO */
.hero {
  padding: var(--spacing-section) 0;
  background: var(--canvas);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xxl);
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

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

.hero-title {
  font-size: 56px;
  font-weight: 500;
  line-height: 1.10;
  letter-spacing: -1.4px;
  color: var(--ink);
  margin-bottom: var(--spacing-lg);
}

.hero-desc {
  font-size: 18px;
  font-weight: 400;
  line-height: 1.5;
  color: var(--ink-muted);
  letter-spacing: -0.1px;
  max-width: 480px;
}

.hero-image-card {
  background: var(--surface-1);
  border-radius: var(--rounded-xl);
  padding: var(--spacing-lg);
  overflow: hidden;
}

.hero-image-card img {
  border-radius: var(--rounded-lg);
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}

/* SECTIONS */
.section {
  padding: var(--spacing-section) 0;
}

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

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

.section-desc {
  font-size: 18px;
  color: var(--ink-muted);
  line-height: 1.5;
  letter-spacing: -0.1px;
  max-width: 600px;
  margin-bottom: var(--spacing-xl);
}

/* CARDS GRID */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.feature-card {
  background: var(--surface-1);
  border-radius: var(--rounded-lg);
  padding: var(--spacing-lg);
  border: 1px solid var(--hairline);
}

.feature-card h3 {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.3px;
  color: var(--ink);
  margin-bottom: var(--spacing-sm);
}

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

.feature-card img {
  border-radius: var(--rounded-md);
  width: 100%;
  object-fit: cover;
  aspect-ratio: 16/9;
  margin-bottom: var(--spacing-md);
}

/* ARTICLE CARDS */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.article-card {
  background: var(--surface-1);
  border-radius: var(--rounded-lg);
  overflow: hidden;
  border: 1px solid var(--hairline);
  transition: border-color 0.15s;
}

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

.article-card img {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 16/9;
}

.article-card-body {
  padding: var(--spacing-lg);
}

.article-tag {
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-muted);
  margin-bottom: var(--spacing-xs);
  letter-spacing: 0;
}

.article-card h3 {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.2px;
  line-height: 1.3;
  color: var(--ink);
  margin-bottom: var(--spacing-xs);
}

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

.article-card a.read-more {
  display: inline-block;
  margin-top: var(--spacing-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 2px;
  transition: border-color 0.15s;
}

.article-card a.read-more:hover {
  border-color: var(--ink);
  text-decoration: none;
}

/* DARK STRIP */
.dark-strip {
  background: var(--inverse-canvas);
  color: var(--inverse-ink);
  padding: var(--spacing-section) 0;
}

.dark-strip .section-title { color: var(--inverse-ink); }
.dark-strip .section-desc { color: #a0a0a0; }

/* CTA BANNER */
.cta-banner {
  background: var(--surface-1);
  border-radius: var(--rounded-lg);
  padding: var(--spacing-xxl);
  text-align: center;
  border: 1px solid var(--hairline);
  margin: var(--spacing-section) 0;
}

.cta-banner h2 {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.5px;
  color: var(--ink);
  margin-bottom: var(--spacing-md);
}

.cta-banner p {
  font-size: 16px;
  color: var(--ink-muted);
  margin-bottom: var(--spacing-xl);
}

/* FORM */
.contact-form {
  background: var(--surface-1);
  border-radius: var(--rounded-xl);
  padding: var(--spacing-xxl);
  border: 1px solid var(--hairline);
  max-width: 640px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

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

.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--surface-1);
  border: 1px solid var(--hairline);
  border-radius: var(--rounded-md);
  padding: 10px 14px;
  font-size: 16px;
  font-family: inherit;
  color: var(--ink);
  min-height: 44px;
  transition: border-color 0.15s;
  outline: none;
}

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

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

.btn-primary {
  background: var(--ink);
  color: var(--inverse-ink);
  border: none;
  border-radius: var(--rounded-md);
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  min-height: 40px;
  transition: opacity 0.15s;
}

.btn-primary:hover { opacity: 0.85; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

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

.form-message.success {
  background: #e8f5e9;
  color: #2e7d32;
  border: 1px solid #c8e6c9;
}

/* COOKIE BANNER */
#cookie-banner {
  position: fixed;
  bottom: var(--spacing-xl);
  left: 50%;
  transform: translateX(-50%);
  background: var(--inverse-canvas);
  color: var(--inverse-ink);
  border-radius: var(--rounded-xl);
  padding: var(--spacing-lg) var(--spacing-xl);
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  z-index: 999;
  max-width: 720px;
  width: calc(100% - var(--spacing-xl) * 2);
  box-shadow: 0 8px 32px rgba(0,0,0,0.18);
}

#cookie-banner p { font-size: 14px; color: #ccc; flex: 1; line-height: 1.5; }
#cookie-banner a { color: #fff; text-decoration: underline; }

.cookie-buttons { display: flex; gap: var(--spacing-sm); flex-shrink: 0; }

.btn-cookie-accept {
  background: var(--inverse-ink);
  color: var(--inverse-canvas);
  border: none;
  border-radius: var(--rounded-md);
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  min-height: 40px;
}

.btn-cookie-reject {
  background: transparent;
  color: var(--inverse-ink);
  border: 1px solid #555;
  border-radius: var(--rounded-md);
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  min-height: 40px;
}

/* FOOTER */
.footer {
  background: var(--canvas);
  border-top: 1px solid var(--hairline);
  padding: 64px var(--spacing-xl);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-xxl);
}

.footer-brand p {
  font-size: 12px;
  color: var(--ink-subtle);
  line-height: 1.6;
  margin-top: var(--spacing-sm);
  max-width: 280px;
}

.footer-col h4 {
  font-size: 12px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: var(--spacing-md);
  letter-spacing: 0;
}

.footer-col ul { list-style: none; }

.footer-col ul li { margin-bottom: var(--spacing-xs); }

.footer-col ul li a {
  font-size: 12px;
  color: var(--ink-muted);
  transition: color 0.15s;
}

.footer-col ul li a:hover { color: var(--ink); text-decoration: none; }

.footer-bottom {
  max-width: var(--max-width);
  margin: var(--spacing-xl) auto 0;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--hairline-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

/* ARTICLE PAGE */
.article-hero {
  padding: var(--spacing-xxl) 0 var(--spacing-xl);
}

.article-hero .article-meta {
  font-size: 12px;
  color: var(--ink-muted);
  margin-bottom: var(--spacing-sm);
}

.article-hero h1 {
  font-size: 40px;
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.8px;
  color: var(--ink);
  margin-bottom: var(--spacing-md);
  max-width: 800px;
}

.article-hero .lead {
  font-size: 20px;
  color: var(--ink-muted);
  line-height: 1.4;
  letter-spacing: -0.2px;
  max-width: 680px;
}

.article-content {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: var(--spacing-xxl);
  padding: var(--spacing-xl) 0 var(--spacing-section);
}

.article-body h2 {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.5px;
  color: var(--ink);
  margin: var(--spacing-xl) 0 var(--spacing-md);
}

.article-body h3 {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.3px;
  color: var(--ink);
  margin: var(--spacing-lg) 0 var(--spacing-sm);
}

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

.article-body ul, .article-body ol {
  padding-left: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
}

.article-body li {
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
  margin-bottom: 4px;
}

.article-body img {
  border-radius: var(--rounded-xl);
  margin: var(--spacing-xl) 0;
  width: 100%;
  object-fit: cover;
}

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

.sidebar-card {
  background: var(--surface-1);
  border-radius: var(--rounded-lg);
  padding: var(--spacing-lg);
  border: 1px solid var(--hairline);
  margin-bottom: var(--spacing-md);
}

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

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

.sidebar-card ul li {
  font-size: 13px;
  color: var(--ink-muted);
  padding: 6px 0;
  border-bottom: 1px solid var(--hairline-soft);
}

.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); text-decoration: none; }

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

.page-header h1 {
  font-size: 40px;
  font-weight: 500;
  letter-spacing: -0.8px;
  color: var(--ink);
  margin-bottom: var(--spacing-sm);
}

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

.page-content {
  padding: var(--spacing-section) 0;
  max-width: 800px;
}

.page-content h2 {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.5px;
  color: var(--ink);
  margin: var(--spacing-xl) 0 var(--spacing-md);
}

.page-content h3 {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.2px;
  color: var(--ink);
  margin: var(--spacing-lg) 0 var(--spacing-sm);
}

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

.page-content ul {
  padding-left: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
}

.page-content li {
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
  margin-bottom: 4px;
}

/* FAQ */
.faq-row {
  background: var(--canvas);
  border-radius: var(--rounded-md);
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--hairline-soft);
  cursor: pointer;
}

.faq-row h3 {
  font-size: 16px;
  font-weight: 500;
  color: var(--ink);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-row .faq-answer {
  font-size: 14px;
  color: var(--ink-muted);
  line-height: 1.6;
  margin-top: var(--spacing-sm);
  display: none;
}

.faq-row.open .faq-answer { display: block; }

/* BREADCRUMB */
.breadcrumb {
  font-size: 12px;
  color: var(--ink-muted);
  margin-bottom: var(--spacing-md);
  display: flex;
  gap: 8px;
  align-items: center;
}

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

/* RESPONSIVE */
@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .article-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: var(--spacing-xl); }
  .hero-inner { gap: var(--spacing-xl); }
  .hero-title { font-size: 44px; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    background: var(--canvas);
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--hairline);
    gap: var(--spacing-md);
  }
  .nav-hamburger { display: flex; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-title { font-size: 36px; letter-spacing: -0.8px; }
  .cards-grid { grid-template-columns: 1fr; }
  .article-grid { grid-template-columns: 1fr; }
  .article-content { grid-template-columns: 1fr; }
  .article-sidebar { position: static; }
  .footer-inner { grid-template-columns: 1fr; gap: var(--spacing-xl); }
  #cookie-banner { flex-direction: column; align-items: flex-start; }
  .section-title { font-size: 32px; }
}

@media (max-width: 480px) {
  .container { padding: 0 var(--spacing-md); }
  .hero-title { font-size: 28px; }
  .section-title { font-size: 26px; }
  .article-hero h1 { font-size: 28px; }
  .contact-form { padding: var(--spacing-xl); }
  .cta-banner { padding: var(--spacing-xl); }
}