/* ============================================================
   Beneloo Observatory — Design System
   Hébergé sur Singulr (Verixi, Bruxelles, droit belge)
   Zéro tracker. Zéro CDN externe. Fonts self-hosted.
   ============================================================ */

/* ---- FONTS SELF-HOSTED ---- */
@font-face {
  font-family: 'Inter';
  src: url('/fonts/inter-variable.woff2') format('woff2-variations');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('/fonts/jetbrains-mono-variable.woff2') format('woff2-variations');
  font-weight: 100 800;
  font-style: normal;
  font-display: swap;
}

/* ---- VARIABLES ---- */
:root {
  --bg-base: #0a0a0f;
  --bg-base-end: #111118;
  --surface-1: #1a1a1a;
  --surface-2: #161616;
  --surface-elevated: #1f1f1f;
  --accent-gold: #C9A84C;
  --accent-gold-dim: #8a7434;
  --text-primary: #ffffff;
  --text-body: #E8E8E8;
  --text-muted-1: #cccccc;
  --text-muted-2: #aaaaaa;
  --text-muted-3: #888888;
  --border-1: #444444;
  --border-2: #333333;
  --border-3: #2a2a2a;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --max-content: 1100px;
  --max-prose: 720px;
}

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: linear-gradient(180deg, var(--bg-base) 0%, var(--bg-base-end) 100%);
  background-attachment: fixed;
  color: var(--text-body);
  line-height: 1.6;
  font-size: 16px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent-gold); text-decoration: none; transition: color 150ms; }
a:hover, a:focus-visible { color: var(--text-primary); text-decoration: underline; text-underline-offset: 3px; }
a:focus-visible { outline: 2px solid var(--accent-gold); outline-offset: 2px; border-radius: 2px; }

/* ---- LAYOUT ---- */
.container {
  width: 100%;
  max-width: var(--max-content);
  margin: 0 auto;
  padding: 0 24px;
}
.container--prose {
  max-width: var(--max-prose);
}

/* ---- HEADER ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-3);
}
.site-header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  max-width: var(--max-content);
  margin: 0 auto;
}
.brand {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-gold);
  font-weight: 600;
  text-decoration: none;
}
.brand:hover { color: var(--text-primary); text-decoration: none; }
.site-nav {
  display: flex;
  gap: 24px;
  align-items: center;
}
.site-nav a {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-muted-2);
  text-decoration: none;
}
.site-nav a:hover, .site-nav a[aria-current="page"] {
  color: var(--accent-gold);
}
@media (max-width: 720px) {
  .site-nav { display: none; }
  .site-nav.is-open { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--bg-base); padding: 20px 24px; border-bottom: 1px solid var(--border-3); }
}

/* ---- TYPOGRAPHY ---- */
.kicker {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 16px;
  font-weight: 500;
}
h1, h2, h3, h4 {
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  margin-bottom: 24px;
}
h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  margin: 64px 0 20px;
}
h3 {
  font-size: clamp(1.15rem, 2.5vw, 1.4rem);
  margin: 32px 0 12px;
  color: var(--text-primary);
}
p {
  margin: 0 0 1.25em;
  color: var(--text-body);
}
.lead {
  font-size: 1.15rem;
  line-height: 1.55;
  color: var(--text-muted-1);
  max-width: var(--max-prose);
  margin-bottom: 32px;
}

/* ---- HERO ---- */
.hero {
  padding: 80px 0 64px;
  border-bottom: 1px solid var(--border-3);
}
.hero__title {
  max-width: 900px;
  margin-bottom: 24px;
}
.hero__title em {
  color: var(--accent-gold);
  font-style: normal;
}
.hero__sub {
  max-width: var(--max-prose);
  color: var(--text-muted-1);
  font-size: 1.1rem;
  line-height: 1.6;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-block;
  padding: 12px 24px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all 150ms;
  font-weight: 500;
}
.btn--primary {
  background: var(--accent-gold);
  color: #1a1100;
}
.btn--primary:hover, .btn--primary:focus-visible {
  background: var(--text-primary);
  color: var(--bg-base);
  text-decoration: none;
}
.btn--ghost {
  background: transparent;
  color: var(--text-muted-1);
  border-color: var(--border-1);
}
.btn--ghost:hover, .btn--ghost:focus-visible {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  text-decoration: none;
}
.btn-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 32px 0;
}

/* ---- CARDS ---- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin: 32px 0;
}
.card {
  background: var(--surface-2);
  border: 1px solid var(--border-3);
  border-radius: var(--radius-md);
  padding: 24px;
}
.card h3 {
  margin-top: 0;
  margin-bottom: 12px;
  font-size: 1.1rem;
}
.card p {
  color: var(--text-muted-1);
  font-size: 0.95rem;
  margin: 0;
}
.card__num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--accent-gold);
  letter-spacing: 2px;
  display: block;
  margin-bottom: 12px;
}

/* ---- STATUS BLOCK ---- */
.status-block {
  background: var(--surface-2);
  border: 1px solid var(--accent-gold-dim);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin: 32px 0;
}
.status-block__label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 8px;
}
.status-block__text {
  color: var(--text-primary);
  margin: 0;
}

/* ---- FORM NEWSLETTER ---- */
.form-block {
  background: var(--surface-2);
  border: 1px solid var(--border-3);
  border-radius: var(--radius-md);
  padding: 32px;
  margin: 48px 0;
}
.form-block h2 {
  margin-top: 0;
  font-size: 1.5rem;
}
.form-block p {
  color: var(--text-muted-1);
  font-size: 0.95rem;
}
.form-newsletter {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}
.form-newsletter input[type="email"] {
  padding: 14px 16px;
  background: var(--bg-base);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1rem;
  width: 100%;
}
.form-newsletter input[type="email"]:focus-visible {
  outline: none;
  border-color: var(--accent-gold);
}
.form-newsletter label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-muted-2);
  line-height: 1.5;
}
.form-newsletter input[type="checkbox"] {
  margin-top: 3px;
  flex-shrink: 0;
}
.form-newsletter .form-note {
  font-size: 0.8rem;
  color: var(--text-muted-3);
  margin: 4px 0 0;
}
.form-newsletter .hp {
  position: absolute;
  left: -9999px;
}

/* ---- LISTS ---- */
ul.bare {
  list-style: none;
  padding: 0;
}
.prose ul, .prose ol {
  margin: 16px 0 24px;
  padding-left: 24px;
  color: var(--text-body);
}
.prose li {
  margin-bottom: 8px;
}
.prose blockquote {
  border-left: 2px solid var(--accent-gold);
  padding: 8px 0 8px 20px;
  margin: 24px 0;
  color: var(--text-muted-1);
  font-style: italic;
}

/* ---- FOOTER ECOSYSTEM ---- */
.eco-footer {
  margin-top: 96px;
  background: var(--bg-base);
  border-top: 1px solid var(--border-3);
  padding: 64px 24px 32px;
}
.eco-footer__inner {
  max-width: var(--max-content);
  margin: 0 auto;
}
.eco-footer__manifesto {
  text-align: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 48px;
}
.eco-footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 40px;
  margin-bottom: 48px;
}
.eco-col__label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 16px;
  font-weight: 500;
}
.eco-col ul { list-style: none; padding: 0; margin: 0; }
.eco-col li { margin-bottom: 8px; }
.eco-col a {
  color: var(--text-muted-1);
  font-size: 13px;
  text-decoration: none;
}
.eco-col a:hover { color: var(--accent-gold); text-decoration: underline; }
.eco-col__site-name {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 4px;
}
.eco-col__tagline {
  font-size: 12px;
  color: var(--text-muted-3);
}
.eco-footer__bar {
  padding-top: 24px;
  border-top: 1px solid var(--border-3);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-muted-3);
  letter-spacing: 1px;
}

/* ---- UTILS ---- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.divider {
  height: 1px;
  background: var(--border-3);
  margin: 64px 0;
  border: 0;
}

/* ---- PROSE PAGES (legal, etc.) ---- */
.prose {
  max-width: var(--max-prose);
  margin: 0 auto;
  padding: 48px 0 96px;
}
.prose h1 { margin-bottom: 32px; }
.prose h2 { font-size: 1.5rem; margin-top: 48px; margin-bottom: 16px; }
.prose h3 { font-size: 1.15rem; margin-top: 32px; margin-bottom: 12px; }
.prose p { color: var(--text-body); }
.prose strong { color: var(--text-primary); }