@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500&family=JetBrains+Mono:wght@400&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --canvas: #f5f1ec;
  --surface-1: #ffffff;
  --surface-2: #ede9e2;
  --hairline: #d3cec6;
  --hairline-soft: #e5e1db;
  --inverse-canvas: #000000;
  --ink: #111111;
  --ink-muted: #626260;
  --ink-subtle: #7b7b78;
  --ink-tertiary: #9c9fa5;
  --inverse-ink: #ffffff;
  --inverse-ink-muted: #c0bdb8;
  --fin-orange: #ff5600;
  --rounded-xs: 4px;
  --rounded-sm: 6px;
  --rounded-md: 8px;
  --rounded-lg: 12px;
  --rounded-xl: 16px;
  --rounded-xxl: 24px;
  --spacing-xxs: 4px;
  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  --spacing-section: 96px;
  --font: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --max-width: 1280px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--canvas);
  color: var(--ink);
  font-size: 16px;
  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);
}

/* NAV */
.top-nav {
  background: var(--canvas);
  height: 56px;
  border-bottom: 1px solid var(--hairline);
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
}
.top-nav .nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.nav-brand {
  font-size: 17px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.3px;
  white-space: nowrap;
}
.nav-links {
  display: flex;
  gap: var(--spacing-xl);
  list-style: none;
  align-items: center;
}
.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;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
  flex-direction: column;
  gap: 5px;
}
.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;
  text-align: center;
}
.hero-eyebrow {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-muted);
  margin-bottom: var(--spacing-md);
  display: block;
}
.hero h1 {
  font-size: 72px;
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -2px;
  color: var(--ink);
  max-width: 900px;
  margin: 0 auto var(--spacing-lg);
}
.hero-sub {
  font-size: 18px;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: -0.1px;
  color: var(--ink-muted);
  max-width: 600px;
  margin: 0 auto var(--spacing-xxl);
}
.hero-image-card {
  background: var(--surface-1);
  border-radius: var(--rounded-xl);
  border: 1px solid var(--hairline);
  overflow: hidden;
  max-width: 900px;
  margin: 0 auto;
}
.hero-image-card img {
  width: 100%;
  height: 460px;
  object-fit: cover;
}

/* SECTIONS */
.section {
  padding: var(--spacing-section) 0;
}
.section-eyebrow {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-muted);
  margin-bottom: var(--spacing-md);
  display: block;
}
.section h2 {
  font-size: 40px;
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.8px;
  color: var(--ink);
  margin-bottom: var(--spacing-md);
}
.section-lead {
  font-size: 18px;
  color: var(--ink-muted);
  max-width: 700px;
  margin-bottom: var(--spacing-xxl);
  line-height: 1.5;
}

/* CARD GRID */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}
.feature-card {
  background: var(--surface-1);
  border: 1px solid var(--hairline);
  border-radius: var(--rounded-lg);
  padding: var(--spacing-lg);
}
.feature-card h3 {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.3px;
  line-height: 1.25;
  margin-bottom: var(--spacing-sm);
}
.feature-card p {
  font-size: 14px;
  color: var(--ink-muted);
  line-height: 1.5;
}

/* ARTICLE CARD */
.article-card {
  background: var(--surface-1);
  border: 1px solid var(--hairline);
  border-radius: var(--rounded-lg);
  overflow: hidden;
}
.article-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}
.article-card-body {
  padding: var(--spacing-lg);
}
.article-card-meta {
  font-size: 12px;
  color: var(--ink-tertiary);
  margin-bottom: var(--spacing-xs);
}
.article-card h3 {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.2px;
  line-height: 1.25;
  margin-bottom: var(--spacing-xs);
}
.article-card p {
  font-size: 14px;
  color: var(--ink-muted);
  line-height: 1.5;
}
.article-card-link {
  display: inline-block;
  margin-top: var(--spacing-md);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 2px;
}

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

/* ARTICLE PAGE */
.article-hero {
  padding: var(--spacing-xxl) 0 var(--spacing-xl);
}
.article-hero .breadcrumb {
  font-size: 14px;
  color: var(--ink-muted);
  margin-bottom: var(--spacing-lg);
}
.article-hero .breadcrumb a { color: var(--ink-muted); }
.article-hero .breadcrumb a:hover { color: var(--ink); }
.article-hero h1 {
  font-size: 56px;
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -1.4px;
  color: var(--ink);
  max-width: 800px;
  margin-bottom: var(--spacing-lg);
}
.article-hero .article-meta {
  font-size: 14px;
  color: var(--ink-muted);
}
.article-main-image {
  background: var(--surface-1);
  border-radius: var(--rounded-xl);
  border: 1px solid var(--hairline);
  overflow: hidden;
  margin-bottom: var(--spacing-xxl);
}
.article-main-image img {
  width: 100%;
  height: 480px;
  object-fit: cover;
}
.article-body {
  max-width: 760px;
}
.article-body h2 {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.5px;
  margin-top: var(--spacing-xxl);
  margin-bottom: var(--spacing-md);
}
.article-body h3 {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.2px;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-sm);
}
.article-body p {
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  margin-bottom: var(--spacing-md);
}
.article-body ul, .article-body ol {
  margin: var(--spacing-md) 0 var(--spacing-md) var(--spacing-xl);
}
.article-body li {
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: var(--spacing-xs);
}
.article-infobox {
  background: var(--surface-2);
  border-radius: var(--rounded-lg);
  padding: var(--spacing-lg) var(--spacing-xl);
  margin: var(--spacing-xl) 0;
}
.article-infobox h4 {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-muted);
  margin-bottom: var(--spacing-sm);
}
.article-infobox p {
  font-size: 15px;
  color: var(--ink);
  margin-bottom: 0;
}

/* FORM */
.contact-section {
  background: var(--surface-1);
  border: 1px solid var(--hairline);
  border-radius: var(--rounded-xxl);
  padding: var(--spacing-xxl);
  max-width: 680px;
  margin: 0 auto;
}
.contact-section h2 {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.5px;
  margin-bottom: var(--spacing-md);
}
.contact-section p {
  font-size: 16px;
  color: var(--ink-muted);
  margin-bottom: var(--spacing-xl);
}
.form-group {
  margin-bottom: var(--spacing-md);
}
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: var(--spacing-xxs);
}
.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-family: var(--font);
  font-size: 16px;
  color: var(--ink);
  min-height: 44px;
  transition: border-color 0.15s;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--ink-muted);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.btn-primary {
  background: var(--ink);
  color: var(--inverse-ink);
  font-family: var(--font);
  font-size: 15px;
  font-weight: 500;
  border: none;
  border-radius: var(--rounded-md);
  padding: 10px 18px;
  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-success {
  display: none;
  background: var(--surface-2);
  border-radius: var(--rounded-md);
  padding: var(--spacing-md);
  font-size: 15px;
  color: var(--ink);
  margin-top: var(--spacing-md);
}

/* 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);
  max-width: 640px;
  width: calc(100% - var(--spacing-xl) * 2);
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  z-index: 1000;
  box-shadow: 0 8px 32px rgba(0,0,0,0.18);
}
#cookie-banner p {
  font-size: 14px;
  color: var(--inverse-ink-muted);
  flex: 1;
  line-height: 1.4;
}
#cookie-banner p a { color: var(--inverse-ink); text-decoration: underline; }
.cookie-actions { display: flex; gap: var(--spacing-sm); flex-shrink: 0; }
.btn-cookie-accept {
  background: var(--inverse-ink);
  color: var(--inverse-canvas);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 500;
  border: none;
  border-radius: var(--rounded-md);
  padding: 8px 16px;
  cursor: pointer;
  min-height: 40px;
}
.btn-cookie-reject {
  background: transparent;
  color: var(--inverse-ink-muted);
  font-family: var(--font);
  font-size: 14px;
  border: 1px solid #444;
  border-radius: var(--rounded-md);
  padding: 8px 16px;
  cursor: pointer;
  min-height: 40px;
}

/* FOOTER */
.site-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-xl);
}
.footer-brand {
  font-size: 16px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: var(--spacing-sm);
}
.footer-desc {
  font-size: 13px;
  color: var(--ink-muted);
  line-height: 1.5;
  max-width: 280px;
}
.footer-col h4 {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: var(--spacing-md);
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: var(--spacing-xs); }
.footer-col ul li a {
  font-size: 13px;
  color: var(--ink-muted);
}
.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);
  font-size: 12px;
  color: var(--ink-tertiary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* PAGE CONTENT */
.page-hero {
  padding: var(--spacing-xxl) 0 var(--spacing-xl);
  border-bottom: 1px solid var(--hairline-soft);
  margin-bottom: var(--spacing-section);
}
.page-hero h1 {
  font-size: 40px;
  font-weight: 500;
  letter-spacing: -0.8px;
  line-height: 1.15;
  margin-bottom: var(--spacing-md);
}
.page-hero p {
  font-size: 18px;
  color: var(--ink-muted);
  max-width: 600px;
}
.page-content {
  max-width: 760px;
  margin-bottom: var(--spacing-section);
}
.page-content h2 {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.5px;
  margin-top: var(--spacing-xxl);
  margin-bottom: var(--spacing-md);
}
.page-content h3 {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.2px;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-sm);
}
.page-content p {
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
  color: var(--ink);
}
.page-content ul, .page-content ol {
  margin: var(--spacing-md) 0 var(--spacing-md) var(--spacing-xl);
}
.page-content li {
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: var(--spacing-xs);
}

/* RESPONSIVE */
@media (max-width: 1024px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .hero h1 { font-size: 40px; letter-spacing: -0.8px; }
  .hero-image-card img { height: 260px; }
  .card-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 56px; left: 0; right: 0; background: var(--canvas); border-bottom: 1px solid var(--hairline); padding: var(--spacing-md) var(--spacing-xl); gap: var(--spacing-md); }
  .nav-links.open { display: flex; }
  .nav-hamburger { display: flex; }
  .top-nav { position: relative; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: var(--spacing-sm); text-align: center; }
  #cookie-banner { flex-direction: column; gap: var(--spacing-md); }
  .article-hero h1 { font-size: 36px; letter-spacing: -0.8px; }
  .article-main-image img { height: 260px; }
  .section h2 { font-size: 28px; }
}
@media (max-width: 480px) {
  .container { padding: 0 var(--spacing-md); }
  .hero { padding: var(--spacing-xxl) 0; }
  .hero h1 { font-size: 32px; letter-spacing: -0.5px; }
  .section { padding: var(--spacing-xxl) 0; }
  .footer-inner { grid-template-columns: 1fr; }
  .contact-section { padding: var(--spacing-xl); border-radius: var(--rounded-lg); }
}