/* ═══════════════════════════════════════════
   YIMBY Nederland — style.css
   Dark / Green / Futuristic
   ═══════════════════════════════════════════ */

/* ── Reset & base ───────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* brand — dark/green futuristic */
  --accent:    #00C896;
  --accent-d:  #00A67A;
  --accent-glow: rgba(0,200,150,.15);
  --dark-900:  #0D0F14;
  --dark-800:  #141720;
  --dark-700:  #1A1E2A;
  --dark-600:  #222838;
  --dark-500:  #2C3348;
  --dark-400:  #3A4260;
  --text:      #E2E6EE;
  --text-dim:  #9AA0B4;
  --text-muted:#6B7288;
  --border:    rgba(255,255,255,.08);
  --border-l:  rgba(255,255,255,.12);
  --surface:   #181C26;
  --surface-l: #1F2434;
  --white:     #FFFFFF;
  --green-soft:#E8FBF4;
  --red:       #FF6B6B;
  --red-soft:  rgba(255,107,107,.12);
  --amber:     #FFB84D;

  /* type */
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* spacing */
  --gap:   1.5rem;
  --max-w: 1140px;
  --radius: 12px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--dark-900);
  line-height: 1.65;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a   { color: var(--accent); text-decoration: none; transition: color .2s; }
a:hover { color: var(--accent-d); }

.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--gap); }

/* ── Typography ─────────────────────────── */
h1, h2, h3, h4 { color: var(--white); line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); margin-bottom: 1rem; letter-spacing: -.01em; }
h3 { font-size: 1.35rem; margin-bottom: .6rem; }
h4 { font-size: 1.1rem; }

p + p { margin-top: 1rem; }

.lead { font-size: 1.15rem; color: var(--text-dim); max-width: 680px; }

/* ── Buttons ────────────────────────────── */
.btn {
  display: inline-block;
  padding: .75rem 1.75rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: .95rem;
  transition: all .25s;
  cursor: pointer;
  border: none;
  text-align: center;
}
.btn-primary {
  background: var(--accent);
  color: var(--dark-900);
}
.btn-primary:hover {
  background: var(--accent-d);
  color: var(--dark-900);
  box-shadow: 0 0 20px var(--accent-glow);
}
.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}
.btn-outline:hover {
  background: var(--accent);
  color: var(--dark-900);
}
.btn-white {
  background: rgba(255,255,255,.1);
  color: var(--white);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-l);
}
.btn-white:hover {
  background: rgba(255,255,255,.18);
  color: var(--white);
}

/* ── Navigation ─────────────────────────── */
nav.top-nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(13,15,20,.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
nav.top-nav .wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
nav.top-nav .logo {
  font-size: 1.2rem; font-weight: 800;
  color: #fff;
  display: flex; align-items: center; gap: .5rem;
  letter-spacing: -.01em;
}
nav.top-nav .logo span.accent { color: var(--accent); }

nav.top-nav ul {
  list-style: none; display: flex; gap: 1.5rem; align-items: center;
}
nav.top-nav ul a {
  color: var(--text-dim); font-size: .9rem; font-weight: 500;
  transition: color .2s;
}
nav.top-nav ul a:hover, nav.top-nav ul a.active { color: var(--accent); }

/* language toggle */
.lang-toggle {
  display: inline-flex; border: 1px solid var(--border-l);
  border-radius: 6px; overflow: hidden; margin-left: .75rem;
}
.lang-toggle button {
  background: transparent; color: var(--text-muted);
  border: none; padding: .35rem .6rem; font-size: .78rem;
  cursor: pointer; font-weight: 700; transition: all .2s;
  letter-spacing: .03em;
}
.lang-toggle button.active {
  background: var(--accent); color: var(--dark-900);
}

/* hamburger (mobile) */
.hamburger { display: none; background: none; border: none; color: #fff; font-size: 1.5rem; cursor: pointer; }

@media (max-width: 768px) {
  .hamburger { display: block; }
  nav.top-nav ul {
    display: none; flex-direction: column;
    position: absolute; top: 64px; left: 0; right: 0;
    background: var(--dark-800); padding: 1rem var(--gap);
    border-top: 1px solid var(--border);
    backdrop-filter: blur(16px);
  }
  nav.top-nav ul.open { display: flex; }
}

/* ── Hero ───────────────────────────────── */
.hero {
  background: var(--dark-800);
  color: #fff;
  padding: 5rem 0 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 30% 100%, rgba(0,200,150,.08) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 0%, rgba(0,200,150,.05) 0%, transparent 50%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: .3;
}
.hero > * { position: relative; z-index: 1; }
.hero h1 { color: #fff; margin-bottom: 1.25rem; }
.hero h1 .accent-text { color: var(--accent); }
.hero .lead { color: var(--text-dim); margin: 0 auto 2rem; }
.hero .btn-group { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ── Section ────────────────────────────── */
section { padding: 4rem 0; }
section.alt { background: var(--dark-800); }

.section-header { text-align: center; margin-bottom: 2.5rem; }
.section-header .lead { margin: .5rem auto 0; }

/* ── Cards grid ─────────────────────────── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--gap);
}
.card {
  background: var(--surface-l);
  border: 1px solid var(--border-l);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(0,0,0,.3);
  border-color: rgba(0,200,150,.2);
}
.card .icon {
  width: 48px; height: 48px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 1rem;
  background: rgba(0,200,150,.1);
  color: var(--accent);
}
.card h3 { color: var(--white); }
.card p  { color: var(--text-dim); font-size: .93rem; }

/* ── Policy detail blocks ───────────────── */
.policy-block { padding: 2.5rem 0; }
.policy-block + .policy-block { border-top: 1px solid var(--border); }
.policy-block h3 { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; }
.policy-block h3 .badge {
  display: inline-block;
  font-size: .7rem; font-weight: 700; text-transform: uppercase;
  padding: .2rem .55rem; border-radius: 4px;
  background: var(--accent); color: var(--dark-900);
  letter-spacing: .04em;
}
.policy-block .cols { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-top: 1.25rem; }
@media (max-width: 768px) { .policy-block .cols { grid-template-columns: 1fr; } }

.stat-row { display: flex; flex-wrap: wrap; gap: 1.5rem; margin: 1.5rem 0; }
.stat {
  flex: 1; min-width: 160px;
  background: var(--surface-l);
  border: 1px solid var(--border-l);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-align: center;
}
.stat .num { font-size: 1.75rem; font-weight: 800; color: var(--accent); }
.stat .label { font-size: .8rem; color: var(--text-muted); margin-top: .25rem; }

/* ── Comparison table ───────────────────── */
.compare-table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; font-size: .9rem; }
.compare-table th {
  background: var(--dark-500);
  color: var(--white);
  padding: .6rem .8rem; text-align: left; font-weight: 600;
}
.compare-table td {
  padding: .6rem .8rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-dim);
}
.compare-table tr:nth-child(even) td { background: rgba(255,255,255,.02); }
.compare-table .good { color: var(--accent); font-weight: 600; }
.compare-table .bad  { color: var(--red);    font-weight: 600; }

/* ── Callout box ────────────────────────── */
.callout {
  background: rgba(0,200,150,.06);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}
.callout.green {
  background: rgba(0,200,150,.08);
  border-color: var(--accent);
}
.callout strong { color: var(--white); }

/* ── Form (report page) ────────────────── */
.form-card {
  background: var(--surface-l);
  border: 1px solid var(--border-l);
  border-radius: var(--radius);
  padding: 2.5rem;
  max-width: 720px;
  margin: 0 auto;
}
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block; font-weight: 600; font-size: .88rem;
  margin-bottom: .35rem; color: var(--text);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: .65rem .85rem;
  border: 1px solid var(--border-l);
  border-radius: 8px; font-size: .95rem;
  font-family: var(--font);
  transition: border-color .2s;
  background: var(--dark-700);
  color: var(--text);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

.form-group .help { font-size: .78rem; color: var(--text-muted); margin-top: .25rem; }

/* checkbox */
.checkbox-group { display: flex; align-items: flex-start; gap: .5rem; margin-top: .5rem; color: var(--text-dim); }
.checkbox-group input[type="checkbox"] { width: auto; margin-top: .25rem; accent-color: var(--accent); }

/* ── Timeline ───────────────────────────── */
.timeline { position: relative; padding-left: 2rem; margin: 2rem 0; }
.timeline::before {
  content: ''; position: absolute; left: .55rem; top: 0; bottom: 0;
  width: 2px; background: var(--dark-500); border-radius: 2px;
}
.timeline-item { position: relative; padding-bottom: 1.5rem; }
.timeline-item::before {
  content: ''; position: absolute; left: -1.55rem; top: .35rem;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--accent); border: 3px solid var(--dark-900);
  box-shadow: 0 0 8px var(--accent-glow);
}
.timeline-item h4 { margin-bottom: .25rem; }
.timeline-item p  { font-size: .9rem; color: var(--text-dim); }

/* ── International examples ─────────────── */
.example-flag {
  display: inline-flex; align-items: center; gap: .4rem;
  font-weight: 700; font-size: 1rem; margin-bottom: .5rem;
  color: var(--white);
}

/* ── CTA band ───────────────────────────── */
.cta-band {
  background: linear-gradient(135deg, rgba(0,200,150,.12) 0%, rgba(0,200,150,.04) 100%);
  border-top: 1px solid rgba(0,200,150,.15);
  border-bottom: 1px solid rgba(0,200,150,.15);
  text-align: center;
}

/* ── Footer ─────────────────────────────── */
footer {
  background: var(--dark-800);
  color: var(--text-muted);
  padding: 3rem 0 2rem;
  font-size: .88rem;
  border-top: 1px solid var(--border);
}
footer .footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2rem;
}
@media (max-width: 768px) { footer .footer-grid { grid-template-columns: 1fr; } }
footer h4 { color: var(--white); margin-bottom: .75rem; font-size: .95rem; }
footer a { color: var(--text-muted); }
footer a:hover { color: var(--accent); }
footer ul { list-style: none; }
footer ul li + li { margin-top: .4rem; }
footer .bottom-bar {
  margin-top: 2rem; padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: .75rem;
}

/* ── Utility ────────────────────────────── */
.text-center { text-align: center; }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

/* ── Language toggle (robust) ───────────── */
[data-lang] { /* all lang-tagged elements visible by default */ }
[data-lang="nl"] { display: none !important; }
body.nl [data-lang="nl"] { display: revert !important; }
body.nl [data-lang="en"] { display: none !important; }

/* fix for inline elements that revert wrong */
body.nl span[data-lang="nl"],
body.nl a[data-lang="nl"] { display: inline !important; }
body.nl div[data-lang="nl"],
body.nl p[data-lang="nl"],
body.nl h1[data-lang="nl"],
body.nl h2[data-lang="nl"],
body.nl h3[data-lang="nl"],
body.nl h4[data-lang="nl"],
body.nl li[data-lang="nl"] { display: block !important; }
body.nl button[data-lang="nl"] { display: inline-block !important; }
body.nl option[data-lang="nl"] { display: block !important; }

/* for flex/grid children */
.btn-group body.nl a[data-lang="nl"] { display: inline-block !important; }
.stat-row body.nl .label[data-lang="nl"] { display: block !important; }
.checkbox-group body.nl span[data-lang="nl"] { display: inline !important; }