:root {
  --canvas: #f7f7f4;
  --canvas-soft: #fafaf7;
  --surface-card: #ffffff;
  --surface-strong: #e6e5e0;
  --primary: #f54e00;
  --primary-active: #d04200;
  --ink: #26251e;
  --body: #5a5852;
  --body-strong: #26251e;
  --muted: #807d72;
  --muted-soft: #a09c92;
  --on-primary: #ffffff;
  --hairline: #e6e5e0;
  --hairline-soft: #efeee8;
  --hairline-strong: #cfcdc4;
  --semantic-success: #1f8a65;
  --semantic-error: #cf2d56;
  --rounded-xs: 4px;
  --rounded-sm: 6px;
  --rounded-md: 8px;
  --rounded-lg: 12px;
  --rounded-xl: 16px;
  --rounded-pill: 9999px;
  --spacing-xxs: 4px;
  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-base: 16px;
  --spacing-md: 20px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  --spacing-section: 80px;
}

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

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

body {
  background: var(--canvas);
  color: var(--body);
  font-family: 'Inter', system-ui, 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

/* NAV */
.site-nav {
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
  position: sticky;
  top: 0;
  z-index: 100;
  height: 64px;
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0;
}
.nav-logo-mark {
  background: var(--ink);
  color: var(--canvas);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: var(--rounded-sm);
}
.nav-logo-text { color: var(--ink); font-weight: 500; }
.nav-menu {
  display: flex;
  gap: var(--spacing-xl);
  align-items: center;
}
.nav-menu a {
  font-size: 14px;
  font-weight: 500;
  color: var(--body);
  line-height: 1.4;
  transition: color 0.15s;
}
.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: var(--spacing-xs);
}
.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 {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}
.hero-eyebrow {
  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: var(--rounded-pill);
  margin-bottom: var(--spacing-lg);
}
.hero h1 {
  font-size: 72px;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -2.16px;
  color: var(--ink);
  max-width: 820px;
  margin-bottom: var(--spacing-lg);
}
.hero-sub {
  font-size: 16px;
  font-weight: 400;
  color: var(--body);
  max-width: 560px;
  margin-bottom: var(--spacing-xl);
  line-height: 1.6;
}
.hero-image {
  margin-top: var(--spacing-xxl);
  border-radius: var(--rounded-lg);
  overflow: hidden;
  border: 1px solid var(--hairline);
}
.hero-image img {
  width: 100%;
  height: 480px;
  object-fit: cover;
}

/* BUTTONS */
.btn-primary {
  display: inline-flex;
  align-items: center;
  background: var(--primary);
  color: var(--on-primary);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  padding: 10px 18px;
  height: 40px;
  border-radius: var(--rounded-md);
  border: none;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-primary:hover { background: var(--primary-active); color: var(--on-primary); }
.btn-secondary {
  display: inline-flex;
  align-items: center;
  background: var(--surface-card);
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  padding: 10px 18px;
  height: 40px;
  border-radius: var(--rounded-md);
  border: 1px solid var(--hairline-strong);
  cursor: pointer;
  transition: background 0.15s;
}
.btn-secondary:hover { background: var(--canvas-soft); }

/* SECTION LABELS */
.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: var(--spacing-md);
}

/* SECTION HEADS */
.section-head {
  font-size: 36px;
  font-weight: 400;
  letter-spacing: -0.72px;
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: var(--spacing-lg);
}
.section-sub {
  font-size: 16px;
  color: var(--body);
  max-width: 560px;
  margin-bottom: var(--spacing-xxl);
}

/* ARTICLE CARDS GRID */
.articles-section { padding: var(--spacing-section) 0; }
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}
.article-card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--rounded-lg);
  overflow: hidden;
  transition: border-color 0.15s;
}
.article-card:hover { border-color: var(--hairline-strong); }
.article-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}
.article-card-body { padding: var(--spacing-lg); }
.article-card-tag {
  display: inline-block;
  background: var(--surface-strong);
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--rounded-pill);
  margin-bottom: var(--spacing-sm);
}
.article-card h3 {
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.11px;
  line-height: 1.3;
  color: var(--ink);
  margin-bottom: var(--spacing-sm);
}
.article-card p {
  font-size: 14px;
  color: var(--body);
  line-height: 1.5;
  margin-bottom: var(--spacing-md);
}
.article-card-meta {
  font-size: 13px;
  color: var(--muted);
  border-top: 1px solid var(--hairline-soft);
  padding-top: var(--spacing-sm);
}
.article-card-link {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  margin-top: var(--spacing-sm);
}
.article-card-link:hover { color: var(--primary); }

/* INTRO BAND */
.intro-band {
  padding: var(--spacing-section) 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.intro-band-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}
.intro-band h2 {
  font-size: 36px;
  font-weight: 400;
  letter-spacing: -0.72px;
  color: var(--ink);
  margin-bottom: var(--spacing-lg);
}
.intro-band p {
  font-size: 16px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}
.intro-band p + p { margin-top: var(--spacing-md); }

/* FEATURE BAND */
.feature-band { padding: var(--spacing-section) 0; }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xxl);
}
.feature-card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--rounded-lg);
  padding: var(--spacing-lg);
}
.feature-card-icon {
  font-size: 24px;
  margin-bottom: var(--spacing-sm);
}
.feature-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: var(--spacing-xs);
  line-height: 1.4;
}
.feature-card p {
  font-size: 14px;
  color: var(--body);
  line-height: 1.5;
}

/* ARTICLE PAGE */
.article-page { padding: var(--spacing-section) 0; }
.article-header { margin-bottom: var(--spacing-xxl); }
.article-header .section-label { margin-bottom: var(--spacing-md); }
.article-header h1 {
  font-size: 56px;
  font-weight: 400;
  letter-spacing: -1.4px;
  line-height: 1.1;
  color: var(--ink);
  max-width: 760px;
  margin-bottom: var(--spacing-lg);
}
.article-meta {
  font-size: 14px;
  color: var(--muted);
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-xl);
}
.article-hero-img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  border-radius: var(--rounded-lg);
  border: 1px solid var(--hairline);
  margin-bottom: var(--spacing-xxl);
}
.article-body {
  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-top: var(--spacing-xxl);
  margin-bottom: var(--spacing-md);
}
.article-body h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-sm);
}
.article-body p {
  font-size: 16px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}
.article-body ul,
.article-body ol {
  margin-left: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}
.article-body li {
  font-size: 16px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: var(--spacing-xs);
  list-style: disc;
}
.article-body ol li { list-style: decimal; }
.article-body a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.article-body a:hover { color: var(--primary); }
.article-body figure {
  margin: var(--spacing-xxl) 0;
}
.article-body figure img {
  width: 100%;
  border-radius: var(--rounded-lg);
  border: 1px solid var(--hairline);
}
.article-body figcaption {
  font-size: 13px;
  color: var(--muted);
  margin-top: var(--spacing-xs);
  line-height: 1.4;
}
.article-body blockquote {
  border-left: 3px solid var(--hairline-strong);
  padding-left: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
}
.code-block {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--rounded-lg);
  padding: var(--spacing-md);
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--ink);
  overflow-x: auto;
  margin: var(--spacing-xl) 0;
  line-height: 1.5;
}

/* ARTICLE NAV */
.article-nav-band {
  border-top: 1px solid var(--hairline);
  padding: var(--spacing-xl) 0;
  margin-top: var(--spacing-section);
}
.article-nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
  display: flex;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}
.article-nav-card {
  flex: 1;
  min-width: 220px;
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--rounded-lg);
  padding: var(--spacing-lg);
}
.article-nav-card .section-label { margin-bottom: var(--spacing-xs); }
.article-nav-card h4 {
  font-size: 18px;
  font-weight: 400;
  color: var(--ink);
  line-height: 1.3;
}
.article-nav-card a { display: block; }
.article-nav-card:hover { border-color: var(--hairline-strong); }

/* PAGE GENERIC */
.page-header {
  padding: var(--spacing-section) 0 var(--spacing-xxl);
  border-bottom: 1px solid var(--hairline);
}
.page-header h1 {
  font-size: 56px;
  font-weight: 400;
  letter-spacing: -1.4px;
  color: var(--ink);
  max-width: 680px;
  line-height: 1.1;
  margin-bottom: var(--spacing-md);
}
.page-header p {
  font-size: 16px;
  color: var(--body);
  max-width: 520px;
  line-height: 1.6;
}
.page-body {
  max-width: 720px;
  padding: var(--spacing-xxl) var(--spacing-xl);
  margin: 0 auto;
}
.page-body h2 {
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -0.325px;
  color: var(--ink);
  margin-top: var(--spacing-xxl);
  margin-bottom: var(--spacing-md);
}
.page-body h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-sm);
}
.page-body p {
  font-size: 16px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}
.page-body ul { margin-left: var(--spacing-lg); margin-bottom: var(--spacing-md); }
.page-body li { font-size: 16px; color: var(--body); line-height: 1.6; margin-bottom: var(--spacing-xs); list-style: disc; }
.page-body a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }

/* CONTACT FORM */
.contact-section {
  padding: var(--spacing-section) 0;
  border-top: 1px solid var(--hairline);
}
.contact-form-wrap {
  max-width: 560px;
}
.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-card);
  color: var(--ink);
  font-size: 16px;
  font-family: inherit;
  border: 1px solid var(--hairline-strong);
  border-radius: var(--rounded-md);
  padding: 12px 16px;
  height: 44px;
  outline: none;
  transition: border-color 0.15s;
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--ink); }
.form-group textarea { height: auto; min-height: 120px; resize: vertical; }
.form-msg {
  display: none;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--rounded-md);
  font-size: 14px;
  margin-top: var(--spacing-md);
}
.form-msg.success { background: #e8f5f0; color: var(--semantic-success); border: 1px solid #b8ddd1; }
.form-msg.error { background: #fdedf0; color: var(--semantic-error); border: 1px solid #f0b8c0; }

/* ABOUT TEAM */
.about-band { padding: var(--spacing-section) 0; }
.about-body {
  max-width: 720px;
}
.about-body p {
  font-size: 16px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

/* DISCLAIMER */
.disclaimer-band {
  background: var(--canvas-soft);
  border-top: 1px solid var(--hairline-soft);
  border-bottom: 1px solid var(--hairline-soft);
  padding: var(--spacing-lg) 0;
}
.disclaimer-band p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.5;
}

/* COOKIE BANNER */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--ink);
  color: var(--canvas);
  padding: var(--spacing-md) var(--spacing-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
  z-index: 200;
  font-size: 14px;
}
.cookie-banner a { color: var(--canvas); text-decoration: underline; }
.cookie-actions { display: flex; gap: var(--spacing-sm); }
.cookie-banner .btn-primary { height: 36px; padding: 8px 16px; font-size: 13px; }
.cookie-banner .btn-secondary {
  height: 36px;
  padding: 8px 16px;
  font-size: 13px;
  background: transparent;
  border-color: var(--muted);
  color: var(--canvas);
}
.cookie-banner .btn-secondary:hover { background: rgba(255,255,255,0.08); }

/* FOOTER */
.site-footer {
  background: var(--canvas);
  border-top: 1px solid var(--hairline);
  padding: 64px var(--spacing-xl) 48px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}
.footer-brand { display: flex; flex-direction: column; gap: var(--spacing-sm); }
.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
}
.footer-tagline { font-size: 14px; color: var(--body); line-height: 1.5; max-width: 280px; }
.footer-heading { font-size: 11px; font-weight: 600; letter-spacing: 0.88px; text-transform: uppercase; color: var(--muted); margin-bottom: var(--spacing-md); }
.footer-col ul { display: flex; flex-direction: column; gap: var(--spacing-xs); }
.footer-col a { font-size: 14px; color: var(--body); }
.footer-col a:hover { color: var(--ink); }
.footer-body-sm { font-size: 13px; color: var(--muted); line-height: 1.5; }
.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--hairline-soft);
  padding-top: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}
.footer-bottom a { color: var(--muted); text-decoration: underline; text-underline-offset: 2px; }

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

/* RESPONSIVE */
@media (max-width: 1024px) {
  .hero h1 { font-size: 56px; letter-spacing: -1.4px; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    flex-direction: column;
    padding: var(--spacing-md) var(--spacing-xl);
    gap: var(--spacing-md);
    align-items: flex-start;
  }
  .nav-menu.open { display: flex; }
  .nav-hamburger { display: flex; }
  .hero h1 { font-size: 36px; letter-spacing: -0.72px; }
  .section-head { font-size: 28px; }
  .article-header h1 { font-size: 36px; letter-spacing: -0.72px; }
  .page-header h1 { font-size: 36px; letter-spacing: -0.72px; }
  .hero-image img { height: 260px; }
  .article-hero-img { height: 280px; }
}

@media (max-width: 640px) {
  .container { padding: 0 var(--spacing-md); }
  .hero-inner { padding: 0 var(--spacing-md); }
  .cards-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .cookie-banner { flex-direction: column; align-items: flex-start; }
  .article-nav-inner { flex-direction: column; }
}