/* ===== Category Page ===== */

/* Top Nav */
.cat-nav {
  display: flex;
  align-items: center;
  padding: 14px 0 0 0;
  gap: 0;
}

.cat-back {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: opacity 0.2s;
}
.cat-back:active { opacity: 0.5; }

.cat-tabs {
  flex: 1;
  display: flex;
  justify-content: center;
  gap: 32px;
}

.cat-tab {
  position: relative;
  font-size: 17px;
  color: var(--text-secondary, #9CA3AF);
  font-weight: 400;
  cursor: pointer;
  padding-bottom: 8px;
  transition: color 0.25s;
  white-space: nowrap;
}

.cat-tab.active {
  color: var(--text-primary, #F2F2F2);
  font-weight: 600;
}

.cat-tab.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 3px;
  background: var(--text-primary, #F2F2F2);
  border-radius: 20px;
}

.cat-nav-spacer {
  width: 40px;
  flex-shrink: 0;
}

/* Tab Content */
.cat-content {
  flex: 1;
  overflow-y: auto;
  padding: 0 14px;
  padding-bottom: 80px;
  -webkit-overflow-scrolling: touch;
}
.cat-content::-webkit-scrollbar { display: none; }

/* Category Group */
.cat-group {
  margin-top: 20px;
}

.cat-group-title {
  color: var(--text-primary, #F2F2F2);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.3px;
  margin-bottom: 14px;
}

.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.cat-tag {
  background: var(--bg-elevated, #1A1A20);
  border: 1px solid transparent;
  border-radius: 8px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary, #9CA3AF);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
  -webkit-user-select: none;
}

.cat-tag:active {
  transform: scale(0.95);
}

.cat-tag.selected {
  background: rgba(255, 77, 148, 0.12);
  border-color: rgba(255, 77, 148, 0.4);
  color: var(--pink, #FF4D94);
  font-weight: 500;
}

/* Bottom Action Bar */
.cat-bottom {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 375px;
  max-width: 100vw;
  background: var(--bg, #0A0A0E);
  border-top: 1px solid var(--border, rgba(255,255,255,0.06));
  padding: 10px 14px;
  padding-bottom: calc(10px + env(safe-area-inset-bottom, 0));
  z-index: 100;
  display: flex;
  gap: 12px;
}

.cat-btn {
  flex: 1;
  height: 42px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  outline: none;
  transition: transform 0.15s, opacity 0.15s;
}
.cat-btn:active { transform: scale(0.97); }

.cat-btn-reset {
  background: linear-gradient(135deg, #287EFE, #BF25FF);
  color: #fff;
  box-shadow: 0 4px 16px rgba(40, 126, 254, 0.3);
}

.cat-btn-select {
  background: var(--bg-elevated, #1A1A20);
  color: var(--text-muted, #6B7280);
}

.cat-btn-select.has-selection {
  background: var(--pink-gradient, linear-gradient(135deg, #FF4D94, #FF7EB3));
  color: #fff;
  box-shadow: 0 4px 16px rgba(255, 77, 148, 0.3);
}