/* ═══════════════════════════════════════════════════════
   PlateWise — main.css
   Design tokens + shared layout styles
   Module-specific styles live at the bottom, namespaced.
═══════════════════════════════════════════════════════ */

/* ── TOKENS ─────────────────────────────────────────── */
:root {
  --bg:        #faf7f2;
  --surface:   #ffffff;
  --surface2:  #f4f0e8;
  --surface3:  #ede8dc;
  --gold:      #b07d20;
  --gold-dim:  #8a6018;
  --ink:       #1a1508;
  --ink-dim:   #6b5e3e;
  --red:       #c0392b;
  --amber:     #c47a1a;
  --green:     #2e7d4f;
  --border:    rgba(140,100,30,0.18);
  --border2:   rgba(140,100,30,0.1);
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans:  'DM Sans', system-ui, sans-serif;
  --radius:     14px;
  --ease:       0.2s ease;
}

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

/* ── BASE ───────────────────────────────────────────── */
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--ink);
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  padding-bottom: env(safe-area-inset-bottom);
}

/* ── HEADER ─────────────────────────────────────────── */
.header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 18px 20px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-top {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}

.logo-mark {
  width: 32px;
  height: 32px;
  background: var(--gold);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--ink);
  letter-spacing: -0.3px;
}

.logo-text span { color: var(--gold); }

.badge {
  margin-left: auto;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gold-dim);
  background: rgba(140,100,30,0.08);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 3px 9px;
}

/* ── TABS ───────────────────────────────────────────── */
.tabs {
  display: flex;
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }

.tab-btn {
  flex-shrink: 0;
  background: none;
  border: none;
  color: var(--ink-dim);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  padding: 10px 18px;
  cursor: pointer;
  position: relative;
  transition: color var(--ease);
  white-space: nowrap;
}

.tab-btn.active { color: var(--gold); }

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gold);
  border-radius: 2px 2px 0 0;
}

.tab-btn.disabled,
.tab-btn[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
}

.pill {
  font-size: 9px;
  background: var(--surface3);
  color: var(--ink-dim);
  border-radius: 20px;
  padding: 1px 5px;
  margin-left: 4px;
  vertical-align: middle;
}

/* ── MAIN CONTENT ───────────────────────────────────── */
.main {
  padding: 20px 16px;
  max-width: 680px;
  margin: 0 auto;
}

/* ── PAGE TRANSITIONS ───────────────────────────────── */
.page-enter {
  animation: fadeUp 0.25s ease;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── LOADING STATE ──────────────────────────────────── */
.page-loading {
  display: flex;
  justify-content: center;
  padding: 60px 0;
}

.spinner {
  width: 28px;
  height: 28px;
  border: 2px solid var(--border);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

/* ── CARDS ──────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--ink);
  margin-bottom: 4px;
}

.card-subtitle {
  font-size: 12px;
  color: var(--ink-dim);
  line-height: 1.4;
  margin-bottom: 18px;
}

/* ── FORM ELEMENTS ──────────────────────────────────── */
.field-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 6px;
  display: block;
}

input[type="text"],
input[type="number"] {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 9px;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 11px 14px;
  outline: none;
  transition: border-color var(--ease), background var(--ease);
  -moz-appearance: textfield;
}
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: none; }

input::placeholder { color: #b0a080; }
input:focus { border-color: var(--gold-dim); background: var(--surface3); }
input.error { border-color: var(--red) !important; }

.field-error {
  font-size: 11px;
  color: var(--red);
  margin-top: 4px;
  display: none;
}
.field-error.visible { display: block; }

.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.divider { border: none; border-top: 1px solid var(--border2); margin: 18px 0; }

/* ── BUTTONS ────────────────────────────────────────── */
.btn-primary {
  width: 100%;
  background: var(--gold);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  border: none;
  border-radius: 11px;
  padding: 15px;
  cursor: pointer;
  letter-spacing: 0.3px;
  transition: background var(--ease), transform 0.1s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.btn-primary:hover  { background: #c48e28; }
.btn-primary:active { transform: scale(0.98); }

.btn-add-row {
  background: none;
  border: 1px dashed var(--border);
  border-radius: 9px;
  color: var(--gold-dim);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  padding: 10px;
  cursor: pointer;
  width: 100%;
  margin-top: 4px;
  transition: border-color var(--ease), color var(--ease), background var(--ease);
}
.btn-add-row:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(140,100,30,0.05);
}

/* ── ERROR BANNER ───────────────────────────────────── */
.error-banner {
  background: rgba(192,57,43,0.07);
  border: 1px solid rgba(192,57,43,0.25);
  border-radius: 10px;
  color: var(--red);
  font-size: 13px;
  padding: 12px 14px;
  margin-bottom: 14px;
  display: none;
  white-space: pre-line;
  line-height: 1.5;
}
.error-banner.visible { display: block; }

/* ── COMING SOON PANEL ──────────────────────────────── */
.coming-soon-panel {
  text-align: center;
  padding: 60px 20px;
}
.coming-soon-panel .cs-icon { font-size: 40px; margin-bottom: 14px; }
.coming-soon-panel h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  margin-bottom: 8px;
}
.coming-soon-panel p { font-size: 13px; color: var(--ink-dim); line-height: 1.5; }

/* ═══════════════════════════════════════════════════════
   MODULE: Cost Calculator
═══════════════════════════════════════════════════════ */

/* Ingredient table */
.ingredient-header,
.ingredient-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr 32px;
  gap: 6px;
}

.ingredient-header { margin-bottom: 6px; }

.ingredient-header span {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.7px;
  text-transform: uppercase;
  color: var(--ink-dim);
  padding: 0 2px;
}

.ingredient-row {
  margin-bottom: 8px;
  animation: fadeUp 0.18s ease;
}

.ingredient-row input { padding: 9px 10px; font-size: 13px; }

.btn-remove-row {
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--ink-dim);
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--ease), color var(--ease);
  padding: 0;
}
.btn-remove-row:hover { border-color: var(--red); color: var(--red); }

/* Results */
.result-placeholder {
  text-align: center;
  padding: 28px 0;
  color: var(--ink-dim);
  font-size: 13px;
}
.result-placeholder .rp-icon { font-size: 28px; margin-bottom: 8px; }

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 18px;
}

.stat-box {
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-radius: 11px;
  padding: 14px;
}
.stat-box.full { grid-column: 1 / -1; }

.stat-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 6px;
}

.stat-value {
  font-family: var(--font-serif);
  font-size: 26px;
  color: var(--ink);
  line-height: 1;
}
.stat-value.sm { font-size: 20px; }
.stat-value.fcp-good   { color: var(--green); }
.stat-value.fcp-warn   { color: var(--amber); }
.stat-value.fcp-danger { color: var(--red);   }

.fcp-indicator {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
}

.fcp-bar-track {
  flex: 1;
  height: 5px;
  background: var(--surface3);
  border-radius: 10px;
  overflow: hidden;
}

.fcp-bar-fill {
  height: 100%;
  border-radius: 10px;
  transition: width 0.6s ease;
}

.fcp-label {
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}
.fcp-label.good   { color: var(--green); }
.fcp-label.warn   { color: var(--amber); }
.fcp-label.danger { color: var(--red);   }

/* Breakdown bars */
.breakdown-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 14px;
}

.breakdown-row { margin-bottom: 13px; animation: fadeUp 0.2s ease; }

.breakdown-name-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 5px;
}

.breakdown-name { font-size: 13px; font-weight: 500; color: var(--ink); }

.breakdown-vals { font-size: 12px; color: var(--ink-dim); }
.breakdown-vals strong { color: var(--gold); }

.bar-track { height: 4px; background: var(--surface3); border-radius: 10px; overflow: hidden; }

.bar-fill {
  height: 100%;
  border-radius: 10px;
  background: var(--gold);
  transition: width 0.5s ease;
}
.bar-fill.driver { background: var(--red); }

.cost-driver-tag {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--red);
  background: rgba(192,57,43,0.1);
  border-radius: 4px;
  padding: 1px 5px;
  margin-left: 6px;
}

/* ── RESPONSIVE ─────────────────────────────────────── */
@media (max-width: 480px) {

  /* ── Ingredient table → card-per-row on mobile ─────── */

  /* Hide the desktop column headers entirely */
  .ingredient-header { display: none; }

  /* Each ingredient row becomes its own mini-card */
  .ingredient-row {
    display: block;
    background: var(--surface2);
    border: 1px solid var(--border2);
    border-radius: 11px;
    padding: 12px;
    margin-bottom: 10px;
    position: relative;
  }

  /* Remove button sits top-right of the card */
  .ingredient-row .btn-remove-row {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 28px;
    height: 28px;
    border-radius: 7px;
  }

  /* Label + field pairs stacked vertically */
  .ingredient-row input,
  .ingredient-row .unit-group {
    display: block;
    width: 100%;
    margin-bottom: 8px;
    font-size: 15px;     /* larger tap targets */
    padding: 12px 14px;
  }

  /* Ingredient name gets a bit more visual weight */
  .ingredient-row .col-name {
    font-weight: 600;
    padding-right: 40px; /* clear the remove button */
  }

  /* Pack size + unit selector side by side */
  .unit-group {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
  }

  .unit-group .col-unit {
    flex: 1;
    font-size: 15px;
    padding: 12px 14px;
    margin-bottom: 0;
  }

  .col-unit-sel {
    width: 64px;
    font-size: 15px;
    padding: 12px 6px;
    flex-shrink: 0;
  }

  /* Cost + Qty side by side to save vertical space */
  .ingredient-row .mobile-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 8px;
  }

  .ingredient-row .mobile-row input {
    margin-bottom: 0;
  }

  /* Yield last, full width */
  .ingredient-row .col-yield {
    display: block;
    margin-bottom: 0;
  }

  /* Inline labels above each field */
  .ingredient-row input::before { display: none; }

  .field-mini-label {
    display: block;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.7px;
    text-transform: uppercase;
    color: var(--ink-dim);
    margin-bottom: 4px;
  }

  /* Other responsive fixes */
  .stats-grid        { grid-template-columns: 1fr; }
  .stat-box.full     { grid-column: auto; }
  .action-row        { grid-template-columns: 1fr; }
  .stat-value        { font-size: 22px; }
  .stat-value.sm     { font-size: 18px; }
}

/* ═══════════════════════════════════════════════════════
   PHASE 1.5 ADDITIONS
═══════════════════════════════════════════════════════ */

/* ── Task 2: SW Update Banner ───────────────────────── */
.update-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--ink);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 13px;
  padding: 10px 16px;
  position: sticky;
  top: 0;
  z-index: 200;
  animation: fadeUp 0.3s ease;
}

.update-banner button {
  background: var(--gold);
  color: #fff;
  border: none;
  border-radius: 7px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--ease);
  flex-shrink: 0;
}
.update-banner button:hover { background: #c48e28; }

/* ── Task 5: Unit Group (Pack size + unit selector) ─── */
.ingredient-header,
.ingredient-row {
  grid-template-columns: 2fr 1.6fr 1fr 1fr 0.8fr 32px;
}

.unit-group {
  display: flex;
  gap: 4px;
  min-width: 0;
}

.unit-group .col-unit {
  flex: 1;
  min-width: 0;
}

.col-unit-sel {
  width: 50px;
  flex-shrink: 0;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 9px;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 12px;
  padding: 0 4px;
  outline: none;
  cursor: pointer;
  transition: border-color var(--ease);
  -webkit-appearance: none;
  appearance: none;
  text-align: center;
}
.col-unit-sel:focus { border-color: var(--gold-dim); }

/* ── Task 4: Action Row (Save + Calculate) ──────────── */
.action-row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 10px;
  margin-bottom: 16px;
}

.btn-secondary {
  background: var(--surface);
  border: 1.5px solid var(--border);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  border-radius: 11px;
  padding: 14px;
  cursor: pointer;
  transition: border-color var(--ease), background var(--ease);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
}
.btn-secondary:hover  { border-color: var(--gold); background: var(--surface2); }
.btn-secondary:active { transform: scale(0.98); }

/* ── Task 4: Saved Recipes Panel ─────────────────────── */
.saved-recipes-card { padding: 0; overflow: hidden; margin-bottom: 16px; }

.saved-recipes-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  background: none;
  border: none;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  padding: 16px 20px;
  cursor: pointer;
  text-align: left;
  transition: background var(--ease);
}
.saved-recipes-toggle:hover { background: var(--surface2); }

.saved-recipes-toggle .toggle-count {
  font-size: 11px;
  font-weight: 600;
  background: var(--surface3);
  color: var(--ink-dim);
  border-radius: 20px;
  padding: 2px 8px;
  margin-left: 2px;
}

.saved-recipes-toggle .toggle-arrow {
  margin-left: auto;
  font-size: 11px;
  color: var(--ink-dim);
  transition: transform var(--ease);
}
.saved-recipes-toggle.open .toggle-arrow { transform: rotate(180deg); }

.saved-recipes-body {
  border-top: 1px solid var(--border2);
  padding: 12px 20px 16px;
}

.no-saved-recipes {
  text-align: center;
  font-size: 13px;
  color: var(--ink-dim);
  padding: 16px 0 8px;
}

.saved-recipe-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border2);
  animation: fadeUp 0.15s ease;
}
.saved-recipe-item:last-child { border-bottom: none; }

.saved-recipe-name {
  flex: 1;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.saved-recipe-date {
  font-size: 11px;
  color: var(--ink-dim);
  white-space: nowrap;
}

.btn-load-recipe,
.btn-delete-recipe {
  background: none;
  border: 1px solid var(--border);
  border-radius: 7px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 10px;
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color var(--ease), color var(--ease), background var(--ease);
}

.btn-load-recipe { color: var(--gold-dim); }
.btn-load-recipe:hover { border-color: var(--gold); color: var(--gold); background: rgba(140,100,30,0.05); }

.btn-delete-recipe { color: var(--ink-dim); }
.btn-delete-recipe:hover { border-color: var(--red); color: var(--red); background: rgba(192,57,43,0.05); }

/* ── Task 4: Dirty indicator on save button ─────────── */
.btn-secondary.dirty::after {
  content: '●';
  font-size: 8px;
  color: var(--amber);
  vertical-align: super;
  margin-left: 3px;
}