@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400&display=swap');

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

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

html { scroll-behavior: smooth; }

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

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

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

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

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
}

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

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--body);
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--ink); }

.nav-hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
}

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

.nav-mobile {
  display: none;
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
  padding: 16px 24px;
  flex-direction: column;
  gap: 16px;
}

.nav-mobile.open { display: flex; }
.nav-mobile a { font-size: 15px; font-weight: 500; color: var(--body); padding: 8px 0; border-bottom: 1px solid var(--hairline-soft); }
.nav-mobile a:last-child { border-bottom: none; }

/* HERO */
.hero {
  padding: 80px 0;
  background: var(--canvas);
}

.hero-label {
  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(--radius-pill);
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 72px;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -2.16px;
  color: var(--ink);
  max-width: 860px;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 16px;
  color: var(--body);
  max-width: 540px;
  margin-bottom: 40px;
  line-height: 1.6;
}

/* SECTIONS */
.section { padding: 80px 0; }
.section-alt { background: var(--canvas-soft); }

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

.section-sub {
  font-size: 16px;
  color: var(--body);
  max-width: 560px;
  margin-bottom: 48px;
  line-height: 1.6;
}

/* CARDS */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.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-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
}

.card-label {
  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: 12px;
}

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

.card-meta {
  font-size: 13px;
  color: var(--muted);
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--hairline-soft);
}

.card-link {
  display: block;
  color: inherit;
}
.card-link:hover .card-title { color: var(--primary); }

/* ARTICLE PAGE */
.article-header { padding: 64px 0 40px; }
.article-header .article-label { font-size: 11px; font-weight: 600; letter-spacing: 0.88px; text-transform: uppercase; color: var(--muted); margin-bottom: 16px; }
.article-header h1 { font-size: 48px; font-weight: 400; letter-spacing: -1.2px; line-height: 1.15; color: var(--ink); max-width: 760px; margin-bottom: 20px; }
.article-header .article-meta { font-size: 14px; color: var(--muted); }

.article-content { padding: 0 0 80px; }
.article-body { max-width: 720px; }
.article-body h2 { font-size: 26px; font-weight: 400; letter-spacing: -0.325px; color: var(--ink); margin: 48px 0 16px; }
.article-body h3 { font-size: 22px; font-weight: 400; letter-spacing: -0.11px; 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 { padding-left: 20px; margin-bottom: 20px; }
.article-body li { font-size: 16px; color: var(--body); line-height: 1.7; margin-bottom: 8px; }
.article-body a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.article-body a:hover { color: var(--primary); }
.article-body .article-img { width: 100%; border-radius: var(--radius-lg); margin: 32px 0; border: 1px solid var(--hairline); }
.article-body figcaption { font-size: 13px; color: var(--muted); margin-top: -24px; margin-bottom: 32px; }
.article-callout { background: var(--surface-card); border: 1px solid var(--hairline); border-left: 3px solid var(--primary); border-radius: var(--radius-md); padding: 20px 24px; margin: 32px 0; }
.article-callout p { margin: 0; font-size: 15px; color: var(--body); }

/* FORM */
.contact-section { padding: 80px 0; }
.form-wrap { max-width: 560px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; font-weight: 500; color: var(--ink); margin-bottom: 8px; }
.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--surface-card);
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 16px;
  font-family: inherit;
  color: var(--ink);
  height: 44px;
  transition: border-color 0.15s;
}
.form-group textarea { height: auto; min-height: 120px; resize: vertical; }
.form-group input:focus,
.form-group textarea:focus { outline: none; border-color: var(--ink); }
.form-group input.error,
.form-group textarea.error { border-color: var(--error); }
.form-error-msg { font-size: 13px; color: var(--error); margin-top: 4px; display: none; }
.form-error-msg.visible { display: block; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  background: var(--primary);
  color: var(--on-primary);
  font-size: 14px;
  font-weight: 500;
  padding: 10px 18px;
  height: 40px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-primary:hover { background: var(--primary-active); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }

.form-success {
  display: none;
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 24px;
  color: var(--success);
  font-size: 15px;
  font-weight: 500;
}
.form-success.visible { display: block; }

/* COOKIE BANNER */
.cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: 24px;
  max-width: 480px;
  background: var(--ink);
  color: var(--canvas);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  z-index: 9999;
  display: none;
  box-shadow: none;
}
.cookie-banner.visible { display: block; }
.cookie-banner p { font-size: 14px; line-height: 1.6; margin-bottom: 16px; color: #d0cfc8; }
.cookie-banner a { color: var(--canvas); text-decoration: underline; }
.cookie-actions { display: flex; gap: 8px; }
.btn-cookie-accept {
  background: var(--primary);
  color: var(--on-primary);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
}
.btn-cookie-reject {
  background: transparent;
  color: var(--canvas);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  border: 1px solid #4a4940;
  cursor: pointer;
}

/* FOOTER */
.site-footer {
  background: var(--canvas);
  border-top: 1px solid var(--hairline);
  padding: 48px 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}

.footer-brand .nav-logo { margin-bottom: 12px; }
.footer-brand p { font-size: 14px; color: var(--muted); line-height: 1.6; max-width: 260px; }

.footer-col h4 { font-size: 13px; font-weight: 600; color: var(--ink); letter-spacing: 0.04em; text-transform: uppercase; margin-bottom: 16px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { font-size: 14px; color: var(--muted); }
.footer-col a:hover { color: var(--ink); }

.footer-bottom {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--hairline-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

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

/* ABOUT / PAGES */
.page-header { padding: 64px 0 48px; border-bottom: 1px solid var(--hairline); margin-bottom: 64px; }
.page-header h1 { font-size: 48px; font-weight: 400; letter-spacing: -1.2px; color: var(--ink); margin-bottom: 16px; }
.page-header p { font-size: 16px; color: var(--body); max-width: 560px; }

.prose { max-width: 720px; }
.prose h2 { font-size: 26px; font-weight: 400; letter-spacing: -0.325px; color: var(--ink); margin: 48px 0 16px; }
.prose h3 { font-size: 20px; font-weight: 600; color: var(--ink); margin: 32px 0 12px; }
.prose p { font-size: 16px; color: var(--body); line-height: 1.7; margin-bottom: 20px; }
.prose ul, .prose ol { padding-left: 20px; margin-bottom: 20px; }
.prose li { font-size: 16px; color: var(--body); line-height: 1.7; margin-bottom: 8px; }
.prose a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }

/* DISCLAIMER */
.disclaimer-bar {
  background: var(--surface-strong);
  border-bottom: 1px solid var(--hairline);
  padding: 10px 0;
  text-align: center;
}
.disclaimer-bar p { font-size: 13px; color: var(--muted); }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .hero h1 { font-size: 56px; letter-spacing: -1.5px; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .hero h1 { font-size: 36px; letter-spacing: -0.9px; }
  .section-title { font-size: 28px; }
  .card-grid { grid-template-columns: 1fr; }
  .card-grid-2 { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .article-header h1 { font-size: 32px; letter-spacing: -0.5px; }
}

@media (max-width: 640px) {
  .hero h1 { font-size: 32px; }
  .hero { padding: 48px 0; }
  .section { padding: 48px 0; }
  .footer-inner { grid-template-columns: 1fr; gap: 24px; }
  .page-header h1 { font-size: 32px; }
}