/* assets/css/components.css — Reusable components */

/* Card (glassmorphism) */
.card {
  background: var(--color-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.25s ease, transform 0.2s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-family);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.15s, box-shadow 0.2s ease;
}
.btn:active { transform: scale(0.95); }
.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 2px 12px rgba(111, 124, 222, 0.25);
}
.btn-primary:active {
  box-shadow: 0 1px 4px rgba(111, 124, 222, 0.2);
}
.btn-secondary {
  background: var(--color-white);
  color: var(--color-text);
  border: 1px solid var(--color-card-border);
}
.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}
.btn-danger {
  background: var(--color-phe-danger);
  color: var(--color-white);
}
.btn:disabled { opacity: 0.5; pointer-events: none; }

/* Input */
.input-group { display: flex; flex-direction: column; gap: 4px; }
.input-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-light);
}
.input {
  padding: 12px 16px;
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  font-family: var(--font-family);
  font-size: 1rem;
  background: var(--color-white);
  color: var(--color-text);
  outline: none;
  transition: border-color 0.15s;
}
.input:focus { border-color: var(--color-primary); }
.input-error { border-color: var(--color-phe-danger); }
.error-text { font-size: 0.8rem; color: var(--color-phe-danger); }

/* Budget meter */
.budget-meter { width: 100%; }
.budget-meter__bar {
  height: 12px;
  border-radius: var(--radius-full);
  background: #E2E8F0;
  overflow: hidden;
}
.budget-meter__fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.6s cubic-bezier(0.22, 1, 0.36, 1), background 0.4s ease;
}
.budget-meter__fill--safe { background: var(--color-phe-safe); }
.budget-meter__fill--warn { background: var(--color-phe-warn); }
.budget-meter__fill--danger { background: var(--color-phe-danger); }

/* Pill button */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  background: var(--color-card);
  border: 1px solid var(--color-card-border);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.22, 1, 0.36, 1);
}
.pill:active { transform: scale(0.95); }
.pill--active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* Food card */
.food-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--color-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: transform 0.2s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.2s ease;
}
.food-card:active {
  transform: scale(0.97);
  box-shadow: var(--shadow-md);
}
.food-card__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.food-card__dot--safe { background: var(--color-phe-safe); }
.food-card__dot--warn { background: var(--color-phe-warn); }
.food-card__dot--danger { background: var(--color-phe-danger); }
.food-card__info { flex: 1; }
.food-card__name { font-weight: 500; }
.food-card__phe { font-size: 0.8rem; color: var(--color-text-light); }
.food-card__max {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-primary);
  text-align: right;
}

/* Quantity selector */
.qty-display {
  text-align: center;
  margin-bottom: 12px;
}
.qty-display__value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  transition: transform 0.15s cubic-bezier(0.22, 1, 0.36, 1);
}
.qty-display__unit {
  font-size: 1.2rem;
  color: var(--color-text-light);
  margin-left: 4px;
}

.qty-slider-wrap {
  padding: 0 4px;
  margin-bottom: 16px;
}
.qty-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: #E2E8F0;
  outline: none;
}
.qty-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(111, 124, 222, 0.4);
}
.qty-slider::-moz-range-thumb {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  border: none;
}

.qty-presets {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.qty-preset-btn {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-card-border);
  background: var(--color-white);
  font-family: var(--font-family);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.22, 1, 0.36, 1);
}
.qty-preset-btn:active { transform: scale(0.92); }
.qty-preset-btn--active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(111, 124, 222, 0.3);
}

.qty-adjust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 16px;
}
.qty-adj-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--color-card-border);
  background: var(--color-white);
  font-family: var(--font-family);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s cubic-bezier(0.22, 1, 0.36, 1);
}
.qty-adj-btn:active {
  background: var(--color-primary);
  color: var(--color-white);
  transform: scale(0.88);
  box-shadow: 0 2px 8px rgba(111, 124, 222, 0.3);
}
.qty-input {
  width: 72px;
  text-align: center;
  padding: 10px 8px;
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  font-family: var(--font-family);
  font-size: 1.1rem;
  font-weight: 600;
  outline: none;
}
.qty-input:focus {
  border-color: var(--color-primary);
}

.qty-phe-result {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 8px;
  margin-bottom: 8px;
}
.qty-phe-value {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
}

/* Cart summary bar */
.cart-summary {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.cart-summary__left {
  display: flex;
  align-items: center;
  gap: 6px;
}
.cart-summary__count {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
}
.cart-summary__label {
  font-size: 0.85rem;
  color: var(--color-text-light);
}
.cart-summary__phe {
  flex: 1;
  text-align: right;
  font-weight: 600;
  font-size: 0.95rem;
}

.cart-items {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.cart-item {
  display: flex;
  align-items: center;
  background: var(--color-white);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
}
.cart-item__info {
  flex: 1;
  display: flex;
  flex-direction: column;
}
.cart-item__name {
  font-size: 0.85rem;
  font-weight: 500;
}
.cart-item__detail {
  font-size: 0.75rem;
  color: var(--color-text-light);
}
.cart-item__remove {
  border: none;
  background: none;
  font-size: 1.3rem;
  color: var(--color-phe-danger);
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
  transition: transform 0.15s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.15s;
}
.cart-item__remove:active {
  transform: scale(0.8);
  opacity: 0.7;
}

/* Bottom navigation */
.nav-bar {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  display: flex;
  align-items: center;
  justify-content: space-around;
  height: var(--nav-height);
  padding-bottom: var(--safe-bottom);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  z-index: 100;
}
.nav-bar__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 8px 12px;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--color-text-light);
  text-decoration: none;
  cursor: pointer;
  border: none;
  background: none;
  font-family: var(--font-family);
  transition: color 0.2s ease, transform 0.15s cubic-bezier(0.22, 1, 0.36, 1);
}
.nav-bar__item:active { transform: scale(0.9); }
.nav-bar__item--active { color: var(--color-primary); }
.nav-bar__item svg {
  width: 24px;
  height: 24px;
  transition: transform 0.2s cubic-bezier(0.22, 1, 0.36, 1);
}
.nav-bar__item--active svg { transform: scale(1.1); }
.nav-bar__fab {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  margin-top: -20px;
  box-shadow: 0 4px 16px rgba(111, 124, 222, 0.4);
  font-size: 1.5rem;
  transition: transform 0.2s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.2s ease;
}
.nav-bar__fab:active {
  transform: scale(0.88);
  box-shadow: 0 2px 8px rgba(111, 124, 222, 0.3);
}

/* Bottom sheet / Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 200;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  animation: overlayFadeIn 0.2s ease both;
}
@keyframes overlayFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
.modal-sheet {
  width: 100%;
  max-width: 430px;
  max-height: 85vh;
  background: var(--color-white);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 24px 16px calc(16px + var(--safe-bottom));
  overflow-y: auto;
  animation: sheetSlideUp 0.35s cubic-bezier(0.22, 1, 0.36, 1) both;
  box-shadow: 0 -4px 32px rgba(0, 0, 0, 0.1);
}
@keyframes sheetSlideUp {
  from { transform: translateY(100%); opacity: 0.5; }
  to { transform: translateY(0); opacity: 1; }
}
.modal-handle {
  width: 40px;
  height: 4px;
  background: #D1D5DB;
  border-radius: 2px;
  margin: 0 auto 16px;
}

/* Day strip */
.day-strip {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 4px 0;
  justify-content: space-between;
}
.day-strip::-webkit-scrollbar { display: none; }
.day-strip__day {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 0;
  border-radius: var(--radius-md);
  cursor: pointer;
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  font-family: var(--font-family);
  color: var(--color-text-light);
  transition: all 0.25s cubic-bezier(0.22, 1, 0.36, 1);
}
.day-strip__day:active { transform: scale(0.92); }
.day-strip__day--active {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(111, 124, 222, 0.35);
  transform: scale(1.02);
}
.day-strip__day-num { font-weight: 700; font-size: 1.05rem; }
.day-strip__day-name { font-weight: 500; text-transform: uppercase; font-size: 0.65rem; letter-spacing: 0.03em; }

/* Meal slot */
.meal-slot {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px;
  background: var(--color-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: transform 0.2s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.25s ease;
}
.meal-slot:active {
  transform: scale(0.96);
  box-shadow: var(--shadow-md);
}
.meal-slot__icon { font-size: 1.4rem; }
.meal-slot__info { flex: 1; }
.meal-slot__name { font-weight: 600; font-size: 0.95rem; }
.meal-slot__phe { font-size: 0.8rem; color: var(--color-text-light); margin-top: 2px; }
.meal-slot__add {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 1.1rem;
  font-weight: 700;
  flex-shrink: 0;
}