* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: #f8f9fb;
  color: #1a1a2e;
  min-height: 100vh;
}
header {
  background: linear-gradient(135deg, #0a1628 0%, #162544 30%, #1e3a6e 50%, #7c2d3c 70%, #a8324a 100%);
  padding: 2.5rem 1rem 1.8rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(0,35,149,0.3), transparent 60%),
              radial-gradient(ellipse at 70% 50%, rgba(237,41,57,0.2), transparent 60%);
  pointer-events: none;
}
header h1 {
  font-size: 2.4rem;
  color: #fff;
  font-weight: 800;
  letter-spacing: -0.02em;
  position: relative;
}
header p {
  margin-top: 0.4rem;
  font-size: 0.95rem;
  color: rgba(255,255,255,0.7);
  position: relative;
}
.controls {
  max-width: 600px;
  margin: 1.4rem auto 0;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  position: relative;
}
.search-row {
  display: flex;
  gap: 0.5rem;
  align-items: stretch;
}
.search-row input[type="text"] {
  flex: 1;
  padding: 0.75rem 1.1rem;
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  outline: none;
  background: rgba(255,255,255,0.15);
  color: #fff;
  backdrop-filter: blur(8px);
  transition: background 0.2s, box-shadow 0.2s;
}
.search-row input[type="text"]::placeholder {
  color: rgba(255,255,255,0.5);
}
.search-row input[type="text"]:focus {
  background: rgba(255,255,255,0.22);
  box-shadow: 0 0 0 2px rgba(255,255,255,0.2);
}
.random-btn {
  border: none;
  border-radius: 12px;
  padding: 0 0.85rem;
  font-size: 1.3rem;
  cursor: pointer;
  background: rgba(255,255,255,0.15);
  color: #fff;
  backdrop-filter: blur(8px);
  transition: background 0.2s, transform 0.15s;
  line-height: 1;
}
.random-btn:hover {
  background: rgba(255,255,255,0.25);
}
.random-btn:active {
  transform: scale(0.93);
}
/* Random dialog */
#random-dialog {
  border: none;
  border-radius: 20px;
  padding: 2rem 2.5rem;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(16px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
  text-align: center;
  max-width: 320px;
  width: 90vw;
  margin: auto;
  animation: dialog-in 0.25s ease;
}
#random-dialog::backdrop {
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(4px);
}
@keyframes dialog-in {
  from { opacity: 0; transform: scale(0.9) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}
#random-dialog .rd-emoji {
  font-size: 5rem;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 0.15s;
  display: inline-block;
}
#random-dialog .rd-emoji:hover {
  transform: scale(1.1);
}
#random-dialog .rd-emoji:active {
  transform: scale(0.95);
}
#random-dialog .rd-french {
  font-size: 1.3rem;
  font-weight: 700;
  margin-top: 0.6rem;
  color: #1a1a2e;
}
#random-dialog .rd-english {
  font-size: 0.9rem;
  color: #999;
  margin-top: 0.2rem;
  display: none;
}
body.show-english #random-dialog .rd-english {
  display: block;
}
#random-dialog .rd-gender {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 6px;
  margin-top: 0.5rem;
  visibility: visible;
}
#random-dialog .rd-gender.masc {
  background: rgba(26,79,201,0.1);
  color: #1a4fc9;
}
#random-dialog .rd-gender.fem {
  background: rgba(212,42,66,0.1);
  color: #d42a42;
}
#random-dialog .rd-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 1.2rem;
  justify-content: center;
}
#random-dialog .rd-actions button {
  border: none;
  border-radius: 12px;
  padding: 0.6rem 1.2rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
}
#random-dialog .rd-actions button:active {
  transform: scale(0.95);
}
#random-dialog .rd-another {
  background: linear-gradient(135deg, #1a4fc9, #a8324a);
  color: #fff;
}
#random-dialog .rd-another:hover {
  opacity: 0.9;
}
#random-dialog .rd-close {
  background: #f0f0f0;
  color: #666;
}
#random-dialog .rd-close:hover {
  background: #e4e4e4;
}
/* Segmented controls shared */
.seg-group {
  display: inline-flex;
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: 10px;
  overflow: hidden;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
}
.seg-group label {
  cursor: pointer;
  padding: 0.35rem 0.7rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255,255,255,0.6);
  background: transparent;
  transition: all 0.2s;
  border-right: 1px solid rgba(255,255,255,0.1);
}
.seg-group label:last-child {
  border-right: none;
}
.seg-group label:hover {
  color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.08);
}
.seg-group input { display: none; }
.seg-group label:has(input:checked) {
  background: rgba(255,255,255,0.2);
  color: #fff;
}
.seg-group label.masc-label:has(input:checked) {
  background: rgba(100,160,255,0.3);
  color: #b8d4ff;
}
.seg-group label.fem-label:has(input:checked) {
  background: rgba(255,100,120,0.3);
  color: #ffb8c0;
}
/* Voice group uses same .seg-group */
.voice-radios {
  display: inline-flex;
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: 10px;
  overflow: hidden;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
}
.voice-radios label {
  cursor: pointer;
  padding: 0.35rem 0;
  width: 4.2rem;
  text-align: center;
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255,255,255,0.6);
  background: transparent;
  transition: all 0.2s;
  border-right: 1px solid rgba(255,255,255,0.1);
}
.voice-radios label:last-child {
  border-right: none;
}
.voice-radios label:hover {
  color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.08);
}
.voice-radios input { display: none; }
.voice-radios input:checked + span {
  color: #fff;
}
.voice-radios label:has(input:checked) {
  background: rgba(255,255,255,0.2);
  color: #fff;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 10px;
  max-width: 1200px;
  margin: 1.5rem auto;
  padding: 0 1rem 2rem;
}
.card {
  background: #fff;
  border-radius: 14px;
  padding: 1rem 0.5rem;
  text-align: center;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
  user-select: none;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  border: 1px solid rgba(0,0,0,0.04);
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}
.card:active {
  transform: scale(0.97);
}
.card .emoji {
  font-size: 2.8rem;
  line-height: 1.2;
}
.card .label {
  margin-top: 0.4rem;
  font-size: 0.82rem;
  font-weight: 600;
}
.card .label.masc { color: #1a4fc9; }
.card .label.fem { color: #d42a42; }
.card .label.other { color: #666; }
.card .eng {
  display: none;
  font-size: 0.72rem;
  color: #999;
  margin-top: 0.15rem;
}
body.show-english .card .eng {
  display: block;
}
.card.speaking {
  outline: 3px solid #1a4fc9;
  outline-offset: -3px;
  box-shadow: 0 4px 20px rgba(26,79,201,0.2);
}
.no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem 1rem;
  color: #999;
  font-size: 1.1rem;
}
.toggle-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin-top: 0.5rem;
}
.toggle-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255,255,255,0.6);
  cursor: pointer;
  user-select: none;
}
.toggle-label input { display: none; }
.toggle-slider {
  position: relative;
  width: 32px;
  height: 18px;
  background: rgba(255,255,255,0.2);
  border-radius: 10px;
  transition: background 0.2s;
}
.toggle-slider::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  background: rgba(255,255,255,0.7);
  border-radius: 50%;
  transition: transform 0.2s, background 0.2s;
}
.toggle-label input:checked + .toggle-slider {
  background: rgba(255,255,255,0.35);
}
.toggle-label input:checked ~ span:last-child,
.toggle-label input:checked + .toggle-slider {
  color: #fff;
}
.toggle-label:has(input:checked) {
  color: #fff;
}
.toggle-label input:checked + .toggle-slider::after {
  transform: translateX(14px);
  background: #fff;
}
@media (max-width: 480px) {
  .grid { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); gap: 8px; }
  .card .emoji { font-size: 2.2rem; }
  .card .label { font-size: 0.75rem; }
  header h1 { font-size: 1.6rem; }
}