*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #FAFAFA;
  --bg-card: #FFFFFF;
  --bg-float: #FFFFFF;
  --bg-input: #F3F4F6;
  --bg2: #F3F4F6;
  --bg3: #FFFFFF;
  --border: #E5E7EB;
  --text: #111827;
  --text2: #374151;
  --text3: #6B7280;
  
  --calories-bg: #F0F7FF; /* light blue */
  --macros-bg: #F5F3FF; /* light purple */
  --warning-bg: #FFFBEB;
  --warning-text: #B45309;

  --accent: #10B981;
  --accent-on: #FFFFFF;
  --green: #10B981;
  --yellow: #F59E0B;
  --red: #EF4444;
  --pink: #EC4899;

  --color-breakfast: #0D9488;
  --bg-breakfast: #E6F4F1;
  --color-lunch: #0284C7;
  --bg-lunch: #E0F2FE;
  --color-dinner: #6366F1;
  --bg-dinner: #EEF2FF;
  --color-snack: #D946EF;
  --bg-snack: #FDF4FF;
  
  --protein: #10B981;
  --fat: #F59E0B;
  --carbs: #8B5CF6;
  
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 24px;
}

html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
  -webkit-font-smoothing: antialiased;
  padding-bottom: 90px; /* space for floating input */
}

/* HEADER */
.header {
  position: sticky; top: 0; z-index: 200;
  background: var(--bg-card);
  padding: 0 16px;
  height: 60px;
  display: flex; align-items: center; justify-content: space-between;
}
.header-left, .header-right { display: flex; align-items: center; gap: 12px; }
.icon-btn {
  background: none; border: none; color: var(--text2);
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 50%;
  cursor: pointer; transition: background 0.2s;
}
.icon-btn:hover { background: var(--bg-input); color: var(--text); }
.header-title-btn {
  font-size: 1.1rem; font-weight: 600; color: var(--text);
  background: none; border: none; cursor: pointer;
  display: flex; align-items: center; gap: 4px;
}
.profile-dropdown { position: relative; }



/* MAIN CONTENT */
.main-content {
  max-width: 600px; margin: 0 auto;
  padding: 16px;
}

/* WARNING BANNER */
.warning-banner {
  display: flex; gap: 12px; padding: 16px;
  background: var(--warning-bg); border-radius: var(--r-md);
  border: 1px solid #FEF3C7; margin-bottom: 16px;
}
.warning-icon { font-size: 1.2rem; }
.warning-text { display: flex; flex-direction: column; gap: 4px; }
.warning-text strong { font-size: 0.95rem; color: var(--warning-text); }
.warning-text span { font-size: 0.85rem; color: var(--text2); }

/* METRICS GRID */
.metrics-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 120px;
  gap: 8px;
  margin-bottom: 24px;
}
.metric-card {
  border-radius: var(--r-md); padding: 12px;
  display: flex; flex-direction: column; justify-content: space-between;
  min-width: 0;
}
.card-combined {
  background: linear-gradient(135deg, var(--calories-bg) 0%, var(--macros-bg) 100%);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.card-middle-ring {
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 6px;
}
.metric-header { display: flex; align-items: center; gap: 4px; margin-bottom: 10px; }
.metric-title { font-size: 0.8rem !important; }
.metric-stats { display: flex; justify-content: space-between; align-items: flex-end; gap: 4px; }
.stat-col { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.stat-col.align-right { text-align: right; }
.stat-col strong { font-size: clamp(0.85rem, 2.5vw, 1.1rem); font-weight: 700; color: var(--text); white-space: nowrap; }
.stat-col strong .sub { font-size: 0.65rem; color: var(--text3); font-weight: 500; }
.stat-col span { font-size: 0.65rem; color: var(--text3); font-weight: 500; white-space: nowrap; }

/* MEALS CONTAINER */
.meals-container { display: flex; flex-direction: column; gap: 16px; }
.meal-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}
.meal-card-title { font-size: 0.9rem; color: var(--text3); margin-bottom: 12px; }
.meal-item { border-bottom: 1px solid var(--border); padding: 12px 0; }
.meal-item:last-child { border-bottom: none; }
.meal-item-name { font-size: 1rem; font-weight: 600; color: var(--text); margin-bottom: 8px; }
.meal-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.meal-tag {
  background: var(--bg-input); color: var(--text2);
  padding: 4px 8px; border-radius: 4px; font-size: 0.75rem; font-weight: 500;
}
.meal-card-summary {
  margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border);
  display: flex; justify-content: space-between;
}
.summary-col { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.summary-label { font-size: 0.75rem; color: var(--text3); font-weight: 500; }
.summary-val { font-size: 1.1rem; font-weight: 700; color: var(--text); }
.summary-bar-track { height: 4px; background: var(--bg-input); border-radius: 2px; margin-top: 4px; width: 80%; }
.summary-bar-fill { height: 100%; border-radius: 2px; }
.summary-pct { font-size: 0.7rem; color: var(--text3); margin-top: 2px; }

.meal-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; }
.meal-time { font-size: 0.8rem; color: var(--text3); font-weight: 500; }
.meal-buttons { display: flex; gap: 8px; }
.meal-btn {
  background: none;
  border: none;
  cursor: pointer;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}
.meal-btn.edit-btn {
  color: var(--text3);
  background: rgba(107, 114, 128, 0.08);
}
.meal-btn.edit-btn:hover, .meal-btn.edit-btn:active {
  background: rgba(107, 114, 128, 0.16);
  color: var(--text);
  transform: scale(1.08);
}
.meal-btn.delete-btn {
  color: var(--red);
  background: rgba(239, 68, 68, 0.08);
}
.meal-btn.delete-btn:hover, .meal-btn.delete-btn:active {
  background: rgba(239, 68, 68, 0.16);
  transform: scale(1.08);
}

/* FLOATING INPUT */
.floating-input-container {
  position: fixed; bottom: 0; left: 0; right: 0;
  padding: 16px; background: linear-gradient(to top, rgba(255,255,255,1) 80%, rgba(255,255,255,0));
  display: flex; justify-content: center; z-index: 100;
  pointer-events: none; /* Allow clicks to pass through transparent gradient area */
}
.input-pill {
  width: 100%; max-width: 600px;
  background: var(--bg-input); border-radius: 100px;
  display: flex; align-items: center; padding: 6px 6px 6px 20px;
  pointer-events: auto; /* Re-enable clicks on the actual input bar */
}
.floating-input {
  flex: 1; background: transparent; border: none;
  font-family: 'Inter', sans-serif; font-size: 1rem; color: var(--text); outline: none;
}
.floating-input::placeholder { color: var(--text3); }
.floating-select {
  background: transparent;
  border: none;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  color: var(--text2);
  outline: none;
  cursor: pointer;
  padding: 4px;
}

/* HEADER CALENDAR Dropdown */
.header-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  transition: all 0.2s ease;
}
.header-btn:hover {
  background: var(--bg2);
  border-color: var(--text3);
}

.calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.calendar-month-title {
  font-weight: 700;
  color: var(--text);
  font-size: 0.95rem;
}
.calendar-nav-btn {
  background: none;
  border: none;
  color: var(--text2);
  cursor: pointer;
  padding: 4px 8px;
  font-size: 1rem;
  border-radius: var(--r-sm);
  transition: background 0.2s;
}
.calendar-nav-btn:hover {
  background: var(--bg2);
  color: var(--text);
}
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  text-align: center;
}
.calendar-weekday {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text3);
  padding: 4px 0;
}
.calendar-day-btn {
  background: none;
  border: 1px solid transparent;
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 6px 0;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  width: 100%;
}
.calendar-day-btn:hover:not(:disabled) {
  filter: brightness(0.9);
  border-color: var(--border);
}
.calendar-day-btn.current {
  color: var(--green) !important;
  font-weight: 700;
}
.calendar-day-btn.past {
  color: #EF4444;
}
.calendar-day-btn.future {
  color: var(--text3);
  opacity: 0.4;
  cursor: not-allowed;
}
.calendar-day-btn.selected {
  border: 1.5px solid var(--text) !important;
  font-weight: 700;
  background: rgba(0,0,0,0.03);
}
.calendar-day-btn.empty {
  visibility: hidden;
  cursor: default;
}
.input-actions { display: flex; align-items: center; gap: 4px; }
.pill-icon-btn {
  background: none; border: none; color: var(--text2);
  width: 36px; height: 36px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: background 0.2s;
}
.pill-icon-btn:hover { background: rgba(0,0,0,0.05); }
.pill-icon-btn.action-send { background: var(--text); color: #FFF; }
.pill-icon-btn.action-send:hover { opacity: 0.9; }

/* OTHER UTILS (Modals, Panels, Toasts) */
.hidden { display: none !important; }
.btn-primary {
  padding: 11px 20px; background: var(--text);
  border: none; border-radius: 100px; color: #FFF;
  font-size: 0.9rem; font-weight: 600; cursor: pointer;
}
.btn-secondary {
  padding: 11px 20px; background: var(--bg-input);
  border: none; border-radius: 100px; color: var(--text);
  font-size: 0.9rem; font-weight: 600; cursor: pointer;
}
.text-input, .num-input {
  width: 100%; padding: 11px 14px; background: var(--bg-input);
  border: 1px solid transparent; border-radius: var(--r-sm);
  font-family: 'Inter'; font-size: 0.9rem; outline: none;
}
.input-label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--text2); margin-bottom: 6px; }

/* Modal and Panel code adapted from original */
.panel-overlay { position: fixed; inset: 0; z-index: 300; background: rgba(0,0,0,0.5); opacity: 0; pointer-events: none; transition: opacity 0.3s; }
.panel-overlay.open { opacity: 1; pointer-events: all; }
.panel { position: fixed; right: 0; top: 0; bottom: 0; z-index: 301; width: min(480px, 100vw); background: var(--bg-card); border-left: 1px solid var(--border); display: flex; flex-direction: column; transform: translateX(100%); transition: transform 0.35s cubic-bezier(.4,0,.2,1); }
.panel.open { transform: translateX(0); }
.panel-header { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; border-bottom: 1px solid var(--border); flex-shrink: 0; }
.panel-title { font-size: 1.05rem; font-weight: 700; }
.panel-body { flex: 1; overflow-y: auto; padding: 24px; }
.btn-icon { background: none; border: none; font-size: 1.2rem; cursor: pointer; }

.modal-backdrop { position: fixed; inset: 0; z-index: 500; background: rgba(0,0,0,0.5); display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal-backdrop.hidden { display: none; }
.modal { background: var(--bg-card); border-radius: var(--r-lg); padding: 24px; width: 100%; max-width: 400px; }
.modal-icon { font-size: 2.5rem; text-align: center; margin-bottom: 12px; }
.modal-title { font-size: 1.3rem; font-weight: 800; text-align: center; margin-bottom: 8px; }
.modal-desc { font-size: 0.88rem; color: var(--text2); text-align: center; margin-bottom: 24px; line-height: 1.6; }
.modal-field { margin-bottom: 14px; }

.toast-container { position: fixed; bottom: 90px; right: 24px; z-index: 9999; display: flex; flex-direction: column; gap: 8px; pointer-events: none; }
.toast { display: flex; align-items: center; gap: 12px; padding: 12px 18px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r-sm); width: 340px; max-width: 100%; box-shadow: 0 8px 32px rgba(0,0,0,0.1); animation: toastIn 0.3s ease; pointer-events: all; font-size: 0.88rem; font-weight: 500; }
@keyframes toastIn { from { opacity:0; transform:translateY(8px); } to { opacity:1; transform:none; } }

/* Fix dropdown menu items */
.dropdown-item {
  width: 100%; text-align: left; padding: 10px 12px;
  background: none; border: none; color: var(--text);
  font-size: 0.95rem; cursor: pointer; border-radius: var(--r-sm);
}
.dropdown-item:hover { background: var(--bg-input); }

/* Premium Dropdown Enhancements */
#calendar-dropdown, #profile-dropdown-menu {
  background: var(--bg3) !important;
  box-shadow: 0 10px 25px -5px rgba(0,0,0,0.05), 0 8px 16px -6px rgba(0,0,0,0.05) !important;
  border: 1px solid rgba(0, 0, 0, 0.06) !important;
  backdrop-filter: blur(8px);
}

/* Dynamic Entry Type & Hashtag Badge styles */
.meal-badge-breakfast, .entry-type-breakfast {
  background-color: var(--bg-breakfast) !important;
  color: var(--color-breakfast) !important;
  border-color: var(--color-breakfast) !important;
}
.meal-badge-lunch, .entry-type-lunch {
  background-color: var(--bg-lunch) !important;
  color: var(--color-lunch) !important;
  border-color: var(--color-lunch) !important;
}
.meal-badge-dinner, .entry-type-dinner {
  background-color: var(--bg-dinner) !important;
  color: var(--color-dinner) !important;
  border-color: var(--color-dinner) !important;
}
.meal-badge-snack, .entry-type-snack {
  background-color: var(--bg-snack) !important;
  color: var(--color-snack) !important;
  border-color: var(--color-snack) !important;
}
.meal-badge-exercise, .entry-type-exercise {
  background-color: #FEF3C7 !important;
  color: #D97706 !important;
  border-color: #D97706 !important;
}

#entry-type option {
  background: var(--bg-card) !important;
  color: var(--text) !important;
}
#entry-type option[value="breakfast"] {
  background-color: var(--bg-breakfast) !important;
  color: var(--color-breakfast) !important;
}
#entry-type option[value="lunch"] {
  background-color: var(--bg-lunch) !important;
  color: var(--color-lunch) !important;
}
#entry-type option[value="dinner"] {
  background-color: var(--bg-dinner) !important;
  color: var(--color-dinner) !important;
}
#entry-type option[value="snack"] {
  background-color: var(--bg-snack) !important;
  color: var(--color-snack) !important;
}
#entry-type option[value="exercise"] {
  background-color: #FEF3C7 !important;
  color: #D97706 !important;
}

/* Meal Button Interactions */
.meal-btn.edit-btn:hover {
  background: var(--bg-input) !important;
  color: var(--text) !important;
}
.meal-btn.delete-btn:hover {
  background: #FEE2E2 !important;
  color: #DC2626 !important;
}

/* Spinner Animation */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: spin 0.8s linear infinite;
  margin-right: 8px;
  vertical-align: middle;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Insights Content Typography */
.insights-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary);
  margin-top: 24px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 6px;
}
.insights-content strong {
  color: var(--text);
  font-weight: 700;
}
.insights-content p, .insights-content div {
  margin-bottom: 12px;
  line-height: 1.6;
}