:root {
  --bg: #0d1117;
  --bg2: #161b22;
  --bg3: #21262d;
  --border: #30363d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --accent: #2f81f7;
  --accent-hover: #388bfd;
  --accent-dim: rgba(47, 129, 247, 0.12);
  --beta: #d29922;
  --beta-bg: rgba(210, 153, 34, 0.12);
  --green: #3fb950;
  --red: #f85149;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 8px 32px rgba(0,0,0,0.4);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

/* ── NAV ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13,17,23,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo svg { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 24px;
  list-style: none;
  flex: 1;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: color 0.15s;
  text-decoration: none;
}
.nav-links a:hover { color: var(--text); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 4px 6px;
  font-size: 0.8rem;
}

.lang-btn {
  padding: 3px 10px;
  border-radius: 16px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 500;
  transition: all 0.15s;
  text-decoration: none;
  display: inline-block;
}
.lang-btn:hover { color: var(--text); text-decoration: none; }
.lang-btn.active {
  background: var(--accent);
  color: #fff;
}

.btn-github {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg3);
  color: var(--text);
  font-size: 0.85rem;
  text-decoration: none;
  transition: all 0.15s;
}
.btn-github:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }

/* ── HERO ── */
.hero {
  text-align: center;
  padding: 96px 24px 80px;
  max-width: 820px;
  margin: 0 auto;
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--beta-bg);
  border: 1px solid rgba(210,153,34,0.35);
  color: var(--beta);
  border-radius: 20px;
  padding: 4px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 28px;
}

.hero-badge.is-stable {
  background: rgba(63,185,80,0.12);
  border-color: rgba(63,185,80,0.35);
  color: var(--green);
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.hero h1 span { color: var(--accent); }

.hero p {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 40px;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
}
.btn-primary:hover { background: var(--accent-hover); color: #fff; text-decoration: none; transform: translateY(-1px); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; transform: translateY(-1px); }

.hero-meta {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.hero-meta span { display: flex; align-items: center; gap: 6px; }

/* ── SCREENSHOT ── */
.app-preview {
  max-width: 1100px;
  margin: 0 auto 80px;
  padding: 0 24px;
}

.app-preview picture { display: block; }
.app-preview img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
}

/* ── SECTION BASE ── */
section { padding: 80px 24px; }

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.section-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin-bottom: 56px;
}

/* ── FEATURES ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.feature-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color 0.2s, transform 0.2s;
}
.feature-card:hover { border-color: var(--accent); transform: translateY(-2px); }

.feature-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-dim);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--accent);
}

.feature-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* ── INSTALL ── */
#install { background: var(--bg2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.install-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-bottom: 48px;
}

.install-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  position: relative;
}

.install-card.recommended {
  border-color: var(--accent);
}

.install-badge {
  position: absolute;
  top: -10px;
  left: 20px;
  background: var(--accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 2px 10px;
  border-radius: 10px;
}

.install-card h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 8px; }
.install-card p { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 20px; }

.install-card a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid rgba(47,129,247,0.3);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.15s;
}
.install-card a:hover { background: var(--accent); color: #fff; text-decoration: none; }

.code-block {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.code-header {
  background: var(--bg3);
  padding: 10px 16px;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.code-header span { color: var(--text-muted); }

.copy-btn {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s;
}
.copy-btn:hover { color: var(--text); border-color: var(--accent); }
.copy-btn .check-icon { display: none; }
.copy-btn.copied { color: var(--green); border-color: rgba(63,185,80,0.4); }
.copy-btn.copied .copy-icon { display: none; }
.copy-btn.copied .check-icon { display: inline-block; }

pre {
  padding: 20px;
  overflow-x: auto;
  font-family: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
  font-size: 0.85rem;
  line-height: 1.7;
}

.cm { color: #8b949e; }
.ck { color: #ff7b72; }
.cs { color: #a5d6ff; }
.cv { color: #ffa657; }

/* ── BETA NOTICE ── */
.beta-section {
  background: linear-gradient(135deg, rgba(210,153,34,0.06) 0%, rgba(47,129,247,0.06) 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.beta-box {
  background: var(--bg2);
  border: 1px solid rgba(210,153,34,0.3);
  border-radius: var(--radius);
  padding: 40px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
}

@media (max-width: 640px) {
  .beta-box { grid-template-columns: 1fr; }
}

.beta-box h2 { font-size: 1.4rem; font-weight: 800; margin-bottom: 10px; }
.beta-box p { color: var(--text-muted); font-size: 0.9rem; max-width: 480px; }

.beta-list {
  list-style: none;
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.beta-list li {
  color: var(--text-muted);
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.beta-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--beta);
  flex-shrink: 0;
}

.beta-cta { display: flex; flex-direction: column; gap: 10px; align-items: flex-end; }

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 40px 24px;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-left { display: flex; flex-direction: column; gap: 4px; }
.footer-brand { font-weight: 700; font-size: 0.95rem; display: flex; align-items: center; gap: 8px; }
.footer-left p { color: var(--text-muted); font-size: 0.82rem; }

.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-links a { color: var(--text-muted); font-size: 0.85rem; text-decoration: none; transition: color 0.15s; }
.footer-links a:hover { color: var(--text); text-decoration: none; }

/* ── RESPONSIVE ── */

/* Tablet en kleiner */
@media (max-width: 960px) {
  .nav-links { gap: 18px; }
  .nav-links a { font-size: 0.85rem; }
  .app-preview { padding: 0 16px; }
}

/* Tablet portret en mobiel landscape */
@media (max-width: 768px) {
  .nav-inner { padding: 0 16px; gap: 12px; height: 56px; }
  .nav-links { display: none; }
  .nav-logo { font-size: 1rem; }
  .nav-logo svg { width: 20px; height: 20px; }
  .btn-github { padding: 6px 10px; }
  .btn-github span,
  .btn-github { font-size: 0.8rem; }

  .hero { padding: 56px 20px 48px; }
  .hero h1 { font-size: clamp(1.9rem, 7vw, 2.6rem); }
  .hero p { font-size: 1rem; padding: 0 4px; }

  .hero-actions { gap: 10px; }
  .btn-primary, .btn-secondary { padding: 12px 20px; font-size: 0.9rem; width: 100%; max-width: 320px; justify-content: center; }

  .hero-meta { gap: 16px 20px; font-size: 0.8rem; padding: 0 8px; }

  section { padding: 56px 20px; }
  .app-preview { padding: 0 12px; margin-bottom: 56px; }
  .app-preview img { border-radius: 8px; }

  .features-grid { gap: 14px; }
  .feature-card { padding: 22px; }
  .install-options { gap: 14px; }
  .install-card { padding: 22px; }

  .beta-cta { align-items: stretch; }
  .beta-cta .btn-primary,
  .beta-cta .btn-secondary { width: 100%; max-width: none; }
  .beta-box { padding: 28px 22px; }

  .code-block pre { font-size: 0.78rem; padding: 16px; }
  .code-header { padding: 8px 14px; font-size: 0.72rem; }

  .footer-inner { flex-direction: column; align-items: flex-start; gap: 20px; }
  .footer-links { gap: 14px 18px; }
}

/* Kleine telefoons */
@media (max-width: 480px) {
  .hero { padding: 40px 16px 36px; }
  .hero-badge { font-size: 0.72rem; padding: 4px 12px; }
  .hero h1 { font-size: clamp(1.7rem, 8vw, 2.2rem); letter-spacing: -0.01em; }
  .hero h1 br { display: none; }
  .hero h1 span::before { content: ' '; }

  .hero-meta { flex-direction: column; gap: 10px; align-items: center; }

  section { padding: 48px 16px; }
  .section-title { font-size: 1.5rem; }
  .section-desc { font-size: 0.95rem; margin-bottom: 36px; }

  .app-preview { padding: 0 8px; }

  .lang-switcher { padding: 3px 4px; }
  .lang-btn { padding: 3px 8px; font-size: 0.75rem; }

  .install-badge { font-size: 0.65rem; padding: 2px 8px; }
  .beta-box h2 { font-size: 1.2rem; }
  .beta-list li { font-size: 0.82rem; }

  .code-block pre { font-size: 0.72rem; }
}

/* Toegankelijkheid — tap targets minstens 44px */
@media (hover: none) and (pointer: coarse) {
  .nav-links a,
  .lang-btn,
  .btn-github,
  .footer-links a { min-height: 32px; display: inline-flex; align-items: center; }
  .feature-card:hover { transform: none; }
  .btn-primary:hover, .btn-secondary:hover { transform: none; }
}

/* Focus indicators voor toetsenbordgebruikers */
a:focus-visible,
button:focus-visible,
.lang-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* Respecteer voorkeur voor minder beweging */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}