:root {
  --bg: #fdfcf9; /* Warm off-white / silk */
  --text: #1a1a1a; /* Charcoal */
  --accent: #9b7e4b; /* Muted Champagne/Gold */
  --accent-soft: rgba(155, 126, 75, 0.1);
  --border: #e8e4de;
  --white: #ffffff;
  --serif: "Cormorant Garamond", serif;
  --sans: "Inter", sans-serif;
  --max-width: 1200px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0c0c0c;
    --text: #e5e5e5;
    --border: #252525;
    --white: #151515;
    --accent-soft: rgba(155, 126, 75, 0.2);
  }
}

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

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, .font-serif { font-family: var(--serif); font-weight: 400; }
h1 { font-size: clamp(3rem, 8vw, 6rem); line-height: 0.9; letter-spacing: -0.03em; }
h2 { font-size: clamp(2rem, 5vw, 3.5rem); line-height: 1.1; margin-bottom: 1.5rem; }
p { font-size: 1.05rem; font-weight: 300; }

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1rem;
  display: block;
}

/* Layout */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 2rem; }
section { padding: 8rem 0; }
.grid { display: grid; gap: 4rem; }

/* Header & Nav */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 100px;
  background: var(--bg);
  z-index: 1000;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}

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

.brand {
  font-family: var(--serif);
  font-size: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  text-decoration: none;
  color: var(--text);
}

.nav { display: flex; gap: 2.5rem; align-items: center; }
.nav a {
  text-decoration: none;
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--text);
  opacity: 0.6;
  transition: opacity 0.3s;
}
.nav a:hover, .nav a.active { opacity: 1; color: var(--accent); }

/* Language Toggle */
.lang-toggle { display: flex; gap: 0.5rem; border-left: 1px solid var(--border); padding-left: 1.5rem; }
.lang-btn {
  background: none; border: 1px solid var(--border);
  padding: 0.2rem 0.6rem; font-size: 0.65rem; cursor: pointer;
  color: var(--text); border-radius: 20px;
}
.lang-btn.active { background: var(--text); color: var(--bg); border-color: var(--text); }

/* Language Hiding Logic */
[data-lang="en"] .t-nl { display: none !important; }
[data-lang="nl"] .t-en { display: none !important; }

/* Hamburger */
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 10px; }
.nav-toggle span { display: block; width: 25px; height: 1px; background: var(--text); margin: 6px 0; transition: 0.3s; }

/* Components */
.btn {
  display: inline-block;
  padding: 1.2rem 2.5rem;
  border: 1px solid var(--text);
  text-decoration: none;
  color: var(--text);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  transition: all 0.4s cubic-bezier(0.19, 1, 0.22, 1);
  border-radius: 100px;
}
.btn:hover { background: var(--text); color: var(--bg); }

.card {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 3rem;
  border-radius: 4px;
}

/* Animations */
.reveal { opacity: 0; transform: translateY(30px); transition: all 1s ease-out; }
.reveal.active { opacity: 1; transform: translateY(0); }

/* Mobile Menu */
@media (max-width: 1024px) {
  .nav {
    position: fixed; top: 100px; left: 0; right: 0; bottom: 0;
    background: var(--bg); flex-direction: column; padding: 4rem 2rem;
    transform: translateY(-100%); transition: 0.6s cubic-bezier(0.19, 1, 0.22, 1);
    z-index: 999;
  }
  body.nav-open .nav { transform: translateY(0); }
  .nav-toggle { display: block; }
  body.nav-open .nav-toggle span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  body.nav-open .nav-toggle span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
}

/* Footer */
footer { padding: 6rem 0; border-top: 1px solid var(--border); font-size: 0.7rem; color: #888; text-transform: uppercase; letter-spacing: 0.2em; }

/* Sticky CTA Mobile */
.sticky-cta {
  position: fixed; bottom: 0; left: 0; right: 0;
  padding: 1.5rem; background: var(--bg); border-top: 1px solid var(--border);
  display: none; justify-content: center; z-index: 900;
}
@media (max-width: 768px) { .sticky-cta { display: flex; } body { padding-bottom: 80px; } }