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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: #f0f4f8;
  color: #1a2332;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.stripe-band {
  display: block;
  width: 100%;
  line-height: 0;
}

.stripe-band svg {
  display: block;
  width: 100%;
}

header {
  background: linear-gradient(135deg, #0d3b6e 0%, #1565a8 60%, #1e90c3 100%);
  color: white;
  padding: 2rem 1.5rem 1.75rem;
  text-align: center;
  box-shadow: 0 4px 16px rgba(13,59,110,0.3);
}

header h1 {
  font-size: clamp(1.4rem, 4vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 0.3rem;
}

header p {
  font-size: 0.95rem;
  opacity: 0.82;
}

.wave {
  display: block;
  width: 100%;
  height: 28px;
  background: #f0f4f8;
  clip-path: ellipse(55% 100% at 50% 100%);
}

main {
  flex: 1;
  max-width: 1000px;
  width: 100%;
  margin: 0 auto;
  padding: 1.25rem 1rem 2.5rem;
}

.search-filters-section { margin-bottom: 0.6rem; }
.search-label {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 600;
  color: #2f3e56;
  margin-bottom: 0.35rem;
}

.search-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
  align-items: stretch;
}

.search-wrap {
  position: relative;
  flex: 1;
}

.search-wrap svg {
  position: absolute;
  left: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  color: #6b7a90;
  pointer-events: none;
}

#search {
  width: 100%;
  height: 100%;
  padding: 0.75rem 1rem 0.75rem 2.6rem;
  font-size: 1rem;
  border: 2px solid #c9d6e3;
  border-radius: 9px;
  background: white;
  color: #1a2332;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

#search:focus {
  border-color: #1565a8;
  box-shadow: 0 0 0 3px rgba(21,101,168,0.14);
}

.mode-group {
  display: flex;
  border: 2px solid #c9d6e3;
  border-radius: 9px;
  overflow: hidden;
  background: white;
}

.mode-btn {
  flex: 1;
  padding: 0 0.85rem;
  font-size: 0.82rem;
  font-weight: 600;
  background: white;
  border: none;
  border-right: 1px solid #c9d6e3;
  color: #6b7a90;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s, color 0.15s;
}
.mode-btn:last-child { border-right: none; }
.mode-btn:hover { background: #f0f4f8; color: #1565a8; }
.mode-btn.active { background: #1565a8; color: white; }
.mode-btn:focus-visible,
.letter-btn:focus-visible,
#reset-btn:focus-visible,
#load-more:focus-visible,
#wvd:focus-visible,
#sort-select:focus-visible,
#only-plural:focus-visible {
  outline: 3px solid rgba(21,101,168,0.35);
  outline-offset: 2px;
}

.filters-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
  font-size: 0.88rem;
  margin-bottom: 0.75rem;
  color: #4a5568;
}

#sort-select {
  border: 2px solid #c9d6e3;
  border-radius: 8px;
  padding: 0.3rem 0.4rem;
  background: white;
  color: #1a2332;
}

.check-label {
  display: inline-flex;
  gap: 0.4rem;
  align-items: center;
}

.letters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-bottom: 1rem;
}

.letter-btn {
  padding: 0.28rem 0.55rem;
  font-size: 0.82rem;
  font-weight: 600;
  border: 2px solid #c9d6e3;
  border-radius: 6px;
  background: white;
  color: #4a5568;
  cursor: pointer;
  min-width: 30px;
  text-align: center;
  transition: all 0.15s;
}

.letter-btn:hover { border-color: #1565a8; color: #1565a8; }
.letter-btn.active { background: #1565a8; border-color: #1565a8; color: white; }

.count-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.4rem 0;
  margin-bottom: 0.75rem;
  font-size: 0.88rem;
  color: #4a5568;
  gap: 0.7rem;
}

.count-actions { display: inline-flex; gap: 0.55rem; }
#count { font-weight: 700; color: #1565a8; }

#reset-btn {
  font-size: 0.85rem;
  background: none;
  border: none;
  color: #1565a8;
  cursor: pointer;
  text-decoration: underline;
}

#word-grid {
  columns: 3;
  column-gap: 0.6rem;
}

/* Woord van de dag */
#wvd {
  background: white;
  border: 2px solid #dde4ef;
  border-radius: 12px;
  padding: 1.1rem 1.4rem;
  margin-bottom: 1.4rem;
  display: flex;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
  cursor: pointer;
}

#wvd-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #e2001a;
  white-space: nowrap;
}

#wvd-word {
  font-size: 1.4rem;
  font-weight: 700;
  color: #0d3b6e;
}

#wvd-mv {
  font-size: 1rem;
  color: #6b7a90;
}

.word-item {
  break-inside: avoid;
  background: white;
  border: 1.5px solid #dde4ef;
  border-radius: 7px;
  padding: 0.4rem 0.8rem;
  margin-bottom: 0.45rem;
  font-size: 0.93rem;
  color: #0d3b6e;
  font-weight: 500;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
  transition: border-color 0.12s, box-shadow 0.12s;
}

.word-item:hover {
  border-color: #1565a8;
  box-shadow: 0 2px 6px rgba(21,101,168,0.1);
}

.word-item .mv {
  font-size: 0.78rem;
  font-weight: 400;
  color: #9aa5b4;
  white-space: nowrap;
}

.load-more {
  display: block;
  margin: 0.6rem auto 0;
  border: 2px solid #1565a8;
  background: white;
  color: #1565a8;
  border-radius: 8px;
  padding: 0.45rem 0.8rem;
  cursor: pointer;
  font-weight: 600;
}

.load-more:hover {
  background: #1565a8;
  color: #fff;
}

mark {
  background: #fde68a;
  border-radius: 2px;
  padding: 0 1px;
}

#empty {
  display: none;
  text-align: center;
  padding: 3rem 1rem;
  color: #6b7a90;
}

#empty svg {
  opacity: 0.3;
  margin-bottom: 0.75rem;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.info-card {
  margin-top: 1rem;
  background: #ffffff;
  border: 1.5px solid #dde4ef;
  border-radius: 10px;
  padding: 0.9rem 1rem;
}

.info-card h2 {
  font-size: 1rem;
  color: #0d3b6e;
  margin-bottom: 0.35rem;
}

.info-card p {
  font-size: 0.9rem;
  color: #4a5568;
}

footer {
  text-align: center;
  padding: 1rem 1rem 1.25rem;
  font-size: 0.8rem;
  color: #6d7582;
  background: #e8edf4;
}

footer p + p { margin-top: 0.35rem; }
footer a { color: #0d3b6e; }
.error-message { color: #c62828; padding: 1rem; }

@media (max-width: 700px) {
  .search-row { flex-direction: column; }
  .mode-btn { padding: 0.6rem 0.5rem; font-size: 0.75rem; }
}

@media (max-width: 600px) {
  #word-grid { columns: 2; }
}