/* ── Buttons ─────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 600;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(45,106,79,0.3);
}
.btn-primary:hover { background: var(--color-primary-light); }

.btn-secondary {
  background: var(--color-primary-pale);
  color: var(--color-primary);
}
.btn-secondary:hover { background: #c8eecf; }

.btn-accent {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(224,122,59,0.3);
}
.btn-accent:hover { background: #d06a2b; }

.btn-ghost {
  background: transparent;
  color: var(--color-text-sub);
  padding: 8px 12px;
}
.btn-ghost:hover { background: var(--color-border); }

.btn-icon {
  width: 36px; height: 36px;
  padding: 0;
  border-radius: var(--radius-sm);
}

.btn-sm {
  padding: 7px 14px;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 14px 24px;
  font-size: 1rem;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* ── Cards ───────────────────────────────────────────────────────── */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.card-body { padding: 16px; }

/* ── Meal Cards ──────────────────────────────────────────────────── */
.meal-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}
.meal-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }

.meal-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 14px 16px 10px;
  gap: 8px;
}

.meal-card__type-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.meal-card__type-badge--BREAKFAST {
  background: var(--color-breakfast-bg);
  color: #a05b10;
}
.meal-card__type-badge--LUNCH {
  background: var(--color-lunch-bg);
  color: var(--color-primary);
}
.meal-card__type-badge--DINNER {
  background: var(--color-dinner-bg);
  color: var(--color-navy);
}
.meal-card__type-badge--SNACK {
  background: var(--color-snack-bg);
  color: #a04c10;
}

.meal-card__actions { display: flex; gap: 4px; }

.meal-card__body { padding: 0 16px 14px; }

.meal-card__name {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 2px;
}

.meal-card__hindi {
  font-family: var(--font-hindi), var(--font-sans);
  font-size: 0.8125rem;
  color: var(--color-text-sub);
  margin-bottom: 10px;
}

.meal-card__macros {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.macro-pill {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
}

.macro-pill__value {
  font-size: 0.875rem;
  font-weight: 700;
  line-height: 1;
}

.macro-pill__label {
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-hint);
}

.macro-pill--cal .macro-pill__value  { color: var(--color-accent); }
.macro-pill--prot .macro-pill__value { color: var(--color-primary); }
.macro-pill--carb .macro-pill__value { color: var(--color-amber); }
.macro-pill--fat  .macro-pill__value { color: var(--color-navy); }

.meal-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px 14px;
  gap: 8px;
}

.meal-card__time {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8125rem;
  color: var(--color-text-sub);
}

/* ── Badges ──────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  font-size: 0.6875rem;
  font-weight: 600;
}

.badge--green  { background: var(--color-primary-pale); color: var(--color-primary); }
.badge--amber  { background: var(--color-amber-pale);   color: #855a00; }
.badge--orange { background: var(--color-accent-pale);  color: #8b3a00; }
.badge--navy   { background: var(--color-navy-pale);    color: var(--color-navy); }
.badge--gray   { background: var(--color-border);       color: var(--color-text-sub); }

/* ── Progress Bars ───────────────────────────────────────────────── */
.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--color-border);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.progress-bar__fill {
  height: 100%;
  border-radius: var(--radius-pill);
  transition: width 0.5s ease;
}

.progress-bar__fill--cal  { background: var(--color-accent); }
.progress-bar__fill--prot { background: var(--color-primary); }
.progress-bar__fill--carb { background: var(--color-amber); }
.progress-bar__fill--fat  { background: var(--color-navy); }

/* ── Nutrition Summary ───────────────────────────────────────────── */
.nutrition-summary {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.nutrition-summary__title {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-sub);
  margin-bottom: 14px;
}

.nutrition-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.nutrition-row:last-child { margin-bottom: 0; }

.nutrition-row__label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-sub);
  min-width: 56px;
}

.nutrition-row__bar { flex: 1; }

.nutrition-row__values {
  font-size: 0.8125rem;
  font-weight: 700;
  min-width: 70px;
  text-align: right;
  white-space: nowrap;
}

/* ── Modals ──────────────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(2px);
  z-index: 1000;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  animation: fadeIn 150ms ease;
}

.modal {
  background: var(--color-surface);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: 20px 20px calc(20px + var(--safe-bottom));
  width: 100%;
  max-width: 480px;
  max-height: 90dvh;
  overflow-y: auto;
  animation: slideUp 250ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.modal-handle {
  width: 36px; height: 4px;
  background: var(--color-border);
  border-radius: 2px;
  margin: 0 auto 16px;
}

/* ── Inputs ──────────────────────────────────────────────────────── */
.input {
  width: 100%;
  padding: 11px 14px;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(45,106,79,0.12);
}

.input::placeholder { color: var(--color-text-hint); }

.form-group { margin-bottom: 14px; }

.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-text-sub);
}

/* ── Toggle Switch ───────────────────────────────────────────────── */
.toggle {
  position: relative;
  width: 44px; height: 26px;
  flex-shrink: 0;
}

.toggle input { opacity: 0; width: 0; height: 0; position: absolute; }

.toggle__track {
  position: absolute;
  inset: 0;
  background: var(--color-border);
  border-radius: var(--radius-pill);
  transition: background var(--transition);
  cursor: pointer;
}

.toggle__thumb {
  position: absolute;
  top: 3px; left: 3px;
  width: 20px; height: 20px;
  background: white;
  border-radius: 50%;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition);
  pointer-events: none;
}

.toggle input:checked + .toggle__track { background: var(--color-primary); }
.toggle input:checked + .toggle__track .toggle__thumb { transform: translateX(18px); }

/* ── Suggestion Cards ────────────────────────────────────────────── */
.suggestion-card {
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 14px;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  margin-bottom: 10px;
}

.suggestion-card:hover { border-color: var(--color-primary); background: var(--color-primary-pale); }
.suggestion-card.selected { border-color: var(--color-primary); background: var(--color-primary-pale); }

/* ── Loading Skeleton ────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--color-border) 25%, #f0ece4 50%, var(--color-border) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

/* ── Toast / Snackbar ────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: calc(var(--nav-height) + var(--safe-bottom) + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: #1A1A1A;
  color: #fff;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 500;
  z-index: 2000;
  white-space: nowrap;
  animation: toastIn 250ms forwards;
  box-shadow: var(--shadow-lg);
}

/* ── Empty State ─────────────────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
  gap: 12px;
}

.empty-state__icon {
  font-size: 3rem;
  line-height: 1;
  margin-bottom: 4px;
}

.empty-state__title {
  font-size: 1.125rem;
  font-weight: 700;
}

.empty-state__text {
  font-size: 0.9rem;
  color: var(--color-text-sub);
  max-width: 280px;
}

/* ── Chat Bubbles ────────────────────────────────────────────────── */
.chat-message {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
}

.chat-message--user { flex-direction: row-reverse; }

.chat-bubble {
  max-width: 78%;
  padding: 10px 14px;
  border-radius: var(--radius-lg);
  font-size: 0.9375rem;
  line-height: 1.5;
}

.chat-bubble--user {
  background: var(--color-primary);
  color: #fff;
  border-bottom-right-radius: 4px;
}

.chat-bubble--assistant {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-bottom-left-radius: 4px;
}

.chat-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--color-primary-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.chat-avatar--user { background: var(--color-accent-pale); }

/* ── Animations ──────────────────────────────────────────────────── */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes slideUp {
  from { transform: translateY(100%); }
  to   { transform: translateY(0); }
}

@keyframes shimmer {
  to { background-position: -200% 0; }
}

@keyframes toastIn {
  to { transform: translateX(-50%) translateY(0); opacity: 1; }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.spinner {
  width: 20px; height: 20px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}