/* ============================================
   COMPONENTS — Reusable UI components
   ============================================ */

/* ---------- BOTTOM NAVIGATION ---------- */
.bottom-nav {
  position: fixed;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: 398px;
  border-radius: var(--radius-2xl);
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 8px 4px;
  z-index: var(--z-nav);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.bottom-nav.hidden {
  transform: translateX(-50%) translateY(120%);
  opacity: 0;
  pointer-events: none;
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  position: relative;
  transition: all var(--transition-fast);
  min-width: 52px;
  height: 48px;
}

.nav-item .material-icons-round {
  font-size: 28px;
  color: var(--text-tertiary);
  transition: color var(--transition-fast);
}

/* Label hidden/removed */
.nav-label {
  display: none;
}

.nav-item.active .material-icons-round {
  color: var(--nav-active);
}

/* Remove text color change since text is gone */
.nav-item.active .nav-label {
  display: none;
}

.nav-item.active::after {
  content: '';
  position: absolute;
  bottom: 4px; /* Moved to bottom */
  top: auto;
  left: 50%;
  transform: translateX(-50%);
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--nav-active);
}

.nav-item-add {
  padding: 0;
  overflow: visible;
}

.nav-add-btn {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 25px var(--accent-cyan-glow), 0 0 0 4px rgba(0,0,0,0.2); /* Relief effect */
  transition: all var(--transition-fast);
  margin-top: -45px; /* Stick out significantly */
  position: relative;
  z-index: 20;
}

.nav-add-btn .material-icons-round {
  font-size: 36px;
  color: white !important;
}

.nav-item-add:active .nav-add-btn {
  transform: scale(0.95);
}

.nav-badge {
  position: absolute;
  top: 2px; right: 6px;
  background: var(--accent-red);
  color: white;
  font-size: 9px;
  font-weight: 700;
  min-width: 16px; height: 16px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}

/* ---------- THEME TOGGLE ---------- */
.theme-toggle {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: var(--z-toast);
  width: 40px; height: 40px;
}

@media (min-width: 768px) {
  .theme-toggle {
    right: calc(50% - 215px + 16px);
    top: calc(5dvh + 16px);
  }
}

[data-theme="dark"] .theme-icon-dark { display: none; }
[data-theme="dark"] .theme-icon-light { display: block; }
[data-theme="light"] .theme-icon-dark { display: block; }
[data-theme="light"] .theme-icon-light { display: none; }

.theme-toggle .material-icons-round {
  font-size: 20px;
}

/* ---------- SCREEN HEADER ---------- */
.screen-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  padding-top: calc(16px + var(--safe-top));
  position: sticky;
  top: 0;
  z-index: 10;
  background: transparent;
}

.screen-header-glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
}

.screen-header-title {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.back-btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  transition: all var(--transition-fast);
}

.back-btn:active { transform: scale(0.9); }

.back-btn .material-icons-round { font-size: 22px; }

/* ---------- PROGRESS STEPS ---------- */
.progress-steps {
  display: flex;
  align-items: center;
  gap: 8px;
}

.progress-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--glass-border);
  transition: all var(--transition-base);
}

.progress-dot.active {
  background: var(--accent-primary);
  box-shadow: 0 0 8px var(--accent-primary-soft);
  width: 24px;
  border-radius: 4px;
}

.progress-dot.completed {
  background: var(--accent-emerald);
}

/* ---------- CARD FOOTER GLASS ---------- */
.glass-card-footer {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 12px 16px;
  background: var(--glass-bg-heavy);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--glass-border);
}

/* ---------- SEARCH BAR ---------- */
.search-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  padding: 10px 16px;
  transition: all var(--transition-fast);
}

.search-bar:focus-within {
  border-color: var(--input-focus);
  box-shadow: 0 0 0 3px var(--accent-primary-soft);
}

.search-bar .material-icons-round {
  font-size: 20px;
  color: var(--text-tertiary);
}

.search-bar input {
  flex: 1;
  background: none;
  color: var(--text-primary);
  font-size: 14px;
}

.search-bar input::placeholder {
  color: var(--text-tertiary);
}

/* ---------- FILTER CHIPS ---------- */
.filter-chips {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 0 20px;
  scrollbar-width: none;
}

.filter-chips::-webkit-scrollbar { display: none; }

.filter-chip {
  flex-shrink: 0;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  transition: all var(--transition-fast);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
}

.filter-chip.active {
  background: var(--accent-primary-soft);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  box-shadow: 0 0 12px var(--accent-primary-soft);
}

.filter-chip:active { transform: scale(0.95); }

/* ---------- MASONRY GRID ---------- */
.masonry-grid {
  column-count: 2;
  column-gap: 12px;
  padding: 0 16px;
}

.masonry-item {
  break-inside: avoid;
  margin-bottom: 12px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base);
}

.masonry-item:active { transform: scale(0.97); }

.masonry-img {
  width: 100%;
  display: block;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.masonry-item:hover .masonry-img {
  transform: scale(1.05);
}

.masonry-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 20px 12px 10px;
  background: linear-gradient(transparent 0%, rgba(0,0,0,0.35) 25%, rgba(0,0,0,0.92) 100%);
}

.masonry-title {
  font-size: 13px;
  font-weight: 600;
  color: white;
  letter-spacing: 0.02em;
}

.masonry-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 4px;
}

.masonry-price {
  font-size: 14px;
  font-weight: 700;
  color: var(--neon-cyan);
  text-shadow: 0 0 8px var(--accent-cyan-glow);
}

.masonry-distance {
  font-size: 11px;
  color: rgba(255,255,255,0.7);
  display: flex;
  align-items: center;
  gap: 2px;
}

.masonry-distance .material-icons-round {
  font-size: 12px;
  color: var(--accent-cyan);
}

/* ---------- CONTENT SHEET ---------- */
.content-sheet {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: var(--bg-surface-elevated);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-top-left-radius: var(--radius-2xl);
  border-top-right-radius: var(--radius-2xl);
  border: 1px solid var(--glass-border);
  border-bottom: none;
  padding: 12px 20px 30px;
  max-height: 60%;
  overflow-y: auto;
  z-index: 5;
}

.sheet-handle {
  width: 36px; height: 4px;
  background: var(--text-tertiary);
  opacity: 0.3;
  border-radius: 2px;
  margin: 0 auto 16px;
}

/* ---------- CHAT BUBBLES ---------- */
.chat-bubble {
  max-width: 80%;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 14px;
  line-height: 1.5;
  margin-bottom: 4px;
  animation: fade-up 0.3s ease;
}

.chat-bubble-user {
  background: var(--bubble-user);
  border: 1px solid var(--bubble-user-border);
  border-bottom-right-radius: 4px;
  align-self: flex-end;
  margin-left: auto;
}

.chat-bubble-other {
  background: var(--bubble-other);
  border: 1px solid var(--glass-border);
  border-bottom-left-radius: 4px;
  align-self: flex-start;
}

.chat-time {
  font-size: 10px;
  color: var(--text-tertiary);
  margin-top: 4px;
}

.chat-read {
  color: var(--accent-cyan);
  font-size: 10px;
  font-weight: 500;
}

/* ---------- STAT CARD ---------- */
.stat-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 16px;
  text-align: center;
}

.stat-value {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 4px;
}

/* ---------- CHECKBOX CUSTOM ---------- */
.custom-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
}

.custom-checkbox input {
  display: none;
}

.checkbox-box {
  width: 22px; height: 22px;
  border-radius: 6px;
  border: 2px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.custom-checkbox input:checked + .checkbox-box {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
}

.checkbox-box .material-icons-round {
  font-size: 16px;
  color: white;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.custom-checkbox input:checked + .checkbox-box .material-icons-round {
  opacity: 1;
}

.checkbox-label {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ---------- QR CODE PLACEHOLDER ---------- */
.qr-container {
  width: 200px; height: 200px;
  margin: 0 auto;
  background: white;
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glass);
}

.qr-pattern {
  width: 100%; height: 100%;
  background: 
    repeating-conic-gradient(#000 0% 25%, transparent 0% 50%) 
    0 0 / 12px 12px;
  border-radius: 4px;
  opacity: 0.8;
}

/* ---------- TIMER RING ---------- */
.timer-ring {
  width: 80px; height: 80px;
  border-radius: 50%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.timer-ring::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(
    var(--accent-primary) 0deg,
    var(--accent-purple) 120deg,
    var(--accent-cyan) 240deg,
    var(--accent-primary) 360deg
  );
  animation: spin-slow 3s linear infinite;
  mask: radial-gradient(transparent 65%, black 66%);
  -webkit-mask: radial-gradient(transparent 65%, black 66%);
}

.timer-ring-inner {
  width: 60px; height: 60px;
  border-radius: 50%;
  background: var(--bg-surface);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  z-index: 1;
}