/* ==========================================================================
   Gerrit Loewenberger — Global Stylesheet
   Shared brand foundation (see /DESIGN_SYSTEM.md and Master Brand Guide).
   Accent: Petrol #1b5f6b. Primary palette shared with all ventures.
   ========================================================================== */

:root {
  /* PRIMARY PALETTE — shared across all ventures */
  --obsidian:   #0E0E0E;
  --chalk:      #F2EFE8;
  --warm-slate: #2C2A25;
  --bone:       #C8C2B4;
  --divider:    #D8D4CC;
  --muted:      #888780;

  /* ACCENT — Gerrit Loewenberger (Umbrella Brand) */
  --petrol:     #1b5f6b;
  --petrol-hover: #164e58;

  /* TYPOGRAPHY */
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans:  'DM Sans', system-ui, sans-serif;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--chalk);
  color: var(--obsidian);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
h1, h2, h3 { font-weight: 400; }

/* ── Layout rhythm ─────────────────────────────────────────── */
.section-rule { width: 48px; height: 1px; background: var(--petrol); margin-bottom: 20px; }
.section-eyebrow {
  font-size: 11px; font-weight: 500; letter-spacing: 2px; text-transform: uppercase;
  color: var(--petrol); margin-bottom: 16px;
}

/* ── Navigation ────────────────────────────────────────────── */
nav#main-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 400;
  display: flex; align-items: center; justify-content: space-between;
  padding: 26px 64px;
  background: transparent;
  transition: background 0.3s ease, padding 0.3s ease, box-shadow 0.3s ease;
}
nav#main-nav.scrolled {
  background: var(--chalk);
  padding: 16px 64px;
  box-shadow: 0 1px 0 var(--divider);
}
.nav-logo {
  font-family: var(--font-serif); font-size: 19px; font-weight: 400;
  color: var(--obsidian); letter-spacing: -0.3px;
}
.nav-links { display: flex; gap: 40px; list-style: none; }
.nav-links a {
  font-size: 13px; font-weight: 500; letter-spacing: 0.3px; color: var(--warm-slate);
  position: relative; padding-bottom: 4px; transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--petrol); }
.nav-links a.active::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 2px; background: var(--petrol);
}
.hamburger {
  display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px;
}
.hamburger span { width: 22px; height: 1px; background: var(--obsidian); transition: all 0.3s; }
.mobile-menu {
  display: none; position: fixed; top: 0; right: 0; bottom: 0; width: min(320px, 80vw); z-index: 450;
  background: var(--obsidian); flex-direction: column; padding: 96px 40px; transform: translateX(100%);
  transition: transform 0.35s ease;
}
.mobile-menu.open { display: flex; transform: translateX(0); }
.mobile-link { color: var(--chalk); font-size: 15px; padding: 14px 0; border-bottom: 1px solid rgba(200,194,180,0.1); }
.mobile-link:hover { color: var(--petrol); }

@media (max-width: 860px) {
  nav#main-nav { padding: 20px 24px; }
  nav#main-nav.scrolled { padding: 14px 24px; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
}

/* ── Buttons ───────────────────────────────────────────────── */
.btn-primary {
  display: inline-block; background: var(--obsidian); color: var(--chalk);
  font-size: 14px; font-weight: 500; padding: 14px 32px; border-radius: 2px;
  transition: background 0.2s, color 0.2s;
}
.btn-primary:hover { background: var(--petrol); color: var(--chalk); }
.btn-secondary {
  display: inline-block; background: transparent; color: var(--obsidian);
  border: 1px solid var(--obsidian); font-size: 14px; font-weight: 500;
  padding: 13px 32px; border-radius: 2px; transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.btn-secondary:hover { background: var(--petrol); color: var(--chalk); border-color: var(--petrol); }

/* ── Editorial Statement ───────────────────────────────────── */
.editorial-statement { padding: 160px 80px; background: var(--chalk); }
.editorial-statement.dark { background: var(--obsidian); }
.editorial-statement p {
  font-family: var(--font-serif); font-size: clamp(32px, 4.5vw, 64px); font-weight: 400;
  line-height: 1.2; color: var(--obsidian); letter-spacing: -0.5px; max-width: 1100px; margin: 0 auto;
}
.editorial-statement.dark p { color: var(--chalk); }
.editorial-statement p em { font-style: italic; color: var(--petrol); }

@media (max-width: 1024px) { .editorial-statement { padding: 120px 48px; } }
@media (max-width: 860px)  { .editorial-statement { padding: 80px 28px; } }

/* ── Footer ────────────────────────────────────────────────── */
footer {
  background: var(--obsidian); padding: 40px 80px;
  display: flex; justify-content: space-between; align-items: center;
  border-top: 1px solid rgba(200,194,180,0.06);
}
.footer-logo { font-family: var(--font-serif); font-size: 16px; color: var(--chalk); opacity: 0.85; }
.footer-meta { display: flex; gap: 40px; align-items: center; }
.footer-meta a { font-size: 11px; color: var(--muted); transition: color 0.2s; letter-spacing: 0.5px; }
.footer-meta a:hover { color: var(--bone); }
.footer-copy { font-size: 11px; color: rgba(136,135,128,0.45); }
@media (max-width: 640px) {
  footer { padding: 24px; flex-direction: column; gap: 16px; text-align: center; }
  .footer-meta { gap: 20px; }
}

/* ── Cookie Banner ─────────────────────────────────────────── */
#cookie-banner {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 500;
  background: var(--obsidian);
  border-top: 1px solid rgba(200,194,180,0.1);
  padding: 24px 64px;
  opacity: 0; transform: translateY(8px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
#cookie-banner.cb-visible { opacity: 1; transform: translateY(0); }
.cb-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 40px;
  flex-wrap: wrap;
}
.cb-text { font-size: 13px; color: var(--bone); line-height: 1.65; flex: 1; min-width: 260px; }
.cb-text a { color: var(--petrol); text-decoration: none; }
.cb-text a:hover { opacity: 0.75; }
.cb-actions { display: flex; gap: 12px; flex-shrink: 0; }
.cb-btn {
  font-family: var(--font-sans); font-size: 11px; font-weight: 500;
  letter-spacing: 1.5px; text-transform: uppercase;
  padding: 12px 28px; border: none; cursor: pointer; transition: background 0.2s, color 0.2s;
}
.cb-accept { background: var(--petrol); color: var(--chalk); }
.cb-accept:hover { background: var(--petrol-hover); }
.cb-decline { background: transparent; color: var(--muted); border: 1px solid rgba(136,135,128,0.3); }
.cb-decline:hover { color: var(--bone); border-color: rgba(200,194,180,0.4); }
@media (max-width: 640px) {
  #cookie-banner { padding: 20px 24px; }
  .cb-inner { flex-direction: column; gap: 20px; }
  .cb-actions { width: 100%; }
  .cb-btn { flex: 1; }
}

/* ── Scroll Reveal ─────────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal.d1 { transition-delay: 0.05s; }
.reveal.d2 { transition-delay: 0.1s; }
.reveal.d3 { transition-delay: 0.15s; }
.reveal.d4 { transition-delay: 0.2s; }