/* PlateOS App Styles — matches landing page design tokens */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=DM+Sans:wght@300;400;500;600&display=swap');

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

:root {
  --charcoal: #1a1a1a;
  --warm-white: #faf8f5;
  --copper: #c17f59;
  --copper-light: #d4956e;
  --copper-bg: rgba(193, 127, 89, 0.08);
  --slate: #4a4a4a;
  --muted: #8a8580;
  --line: #e8e4df;
  --green: #4a9a6e;
  --green-bg: rgba(74, 154, 110, 0.08);
  --red: #c15959;
  --red-bg: rgba(193, 89, 89, 0.08);
  --yellow: #b8941f;
  --yellow-bg: rgba(184, 148, 31, 0.08);
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-lg: 0 4px 16px rgba(0,0,0,0.08);
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--warm-white);
  color: var(--charcoal);
  line-height: 1.6;
  min-height: 100vh;
}

/* ─── NAV ─────────────────────────────────────────── */
.app-nav {
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  background: white;
  position: sticky;
  top: 0;
  z-index: 100;
}
.logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.5px;
  color: var(--charcoal);
  text-decoration: none;
}
.logo span { color: var(--copper); }

.nav-links {
  display: flex;
  gap: 4px;
}
.nav-link {
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: 8px;
  transition: all 0.15s;
}
.nav-link:hover {
  color: var(--charcoal);
  background: var(--copper-bg);
}
.nav-link.active {
  color: var(--copper);
  background: var(--copper-bg);
  font-weight: 600;
}

/* ─── LAYOUT ──────────────────────────────────────── */
.app-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px;
}
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}
.page-header h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.8px;
}
.page-header p {
  font-size: 15px;
  color: var(--muted);
  margin-top: 4px;
}

/* ─── BUTTONS ─────────────────────────────────────── */
.btn {
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn-primary {
  background: var(--copper);
  color: white;
}
.btn-primary:hover {
  background: var(--copper-light);
}
.btn-secondary {
  background: white;
  color: var(--charcoal);
  border: 1px solid var(--line);
}
.btn-secondary:hover {
  border-color: var(--copper);
  color: var(--copper);
}
.btn-danger {
  background: var(--red-bg);
  color: var(--red);
}
.btn-danger:hover {
  background: var(--red);
  color: white;
}
.btn-sm {
  font-size: 13px;
  padding: 6px 12px;
}
.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: white;
  cursor: pointer;
  color: var(--muted);
  transition: all 0.15s;
}
.btn-icon:hover {
  border-color: var(--copper);
  color: var(--copper);
}

/* ─── CARDS ───────────────────────────────────────── */
.card {
  background: white;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
}
.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card-header h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.3px;
}
.card-body {
  padding: 24px;
}

/* ─── STAT CARDS ──────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}
.stat-card {
  background: white;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  padding: 24px;
}
.stat-card .stat-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.stat-card .stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -1px;
  color: var(--charcoal);
}
.stat-card .stat-value.copper { color: var(--copper); }
.stat-card .stat-value.green { color: var(--green); }
.stat-card .stat-value.red { color: var(--red); }

/* ─── TABLES ──────────────────────────────────────── */
.table-wrap {
  overflow-x: auto;
}
table {
  width: 100%;
  border-collapse: collapse;
}
th {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--muted);
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  vertical-align: middle;
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--copper-bg); }

.text-right { text-align: right; }
.text-center { text-align: center; }
.font-mono {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  letter-spacing: -0.5px;
}

/* ─── BADGES ──────────────────────────────────────── */
.badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  text-transform: capitalize;
}
.badge-copper { background: var(--copper-bg); color: var(--copper); }
.badge-green { background: var(--green-bg); color: var(--green); }
.badge-red { background: var(--red-bg); color: var(--red); }
.badge-yellow { background: var(--yellow-bg); color: var(--yellow); }

/* ─── FORMS ───────────────────────────────────────── */
.form-group {
  margin-bottom: 20px;
}
.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--slate);
  margin-bottom: 6px;
  letter-spacing: 0.3px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  color: var(--charcoal);
  background: white;
  transition: border-color 0.15s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--copper);
  box-shadow: 0 0 0 3px var(--copper-bg);
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-group .hint {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}

/* ─── INGREDIENT ROWS IN RECIPE FORM ──────────────── */
.ingredient-rows {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.ingredient-row {
  display: grid;
  grid-template-columns: 1fr 100px 80px auto;
  gap: 8px;
  align-items: center;
}
.ingredient-row select,
.ingredient-row input {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
}
.ingredient-row select:focus,
.ingredient-row input:focus {
  outline: none;
  border-color: var(--copper);
}
.ingredient-row .unit-label {
  font-size: 13px;
  color: var(--muted);
  text-align: center;
}
.ingredient-row .remove-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: var(--red-bg);
  color: var(--red);
  border-radius: 6px;
  cursor: pointer;
  font-size: 18px;
}
.ingredient-row .remove-btn:hover {
  background: var(--red);
  color: white;
}

/* ─── COST PREVIEW ────────────────────────────────── */
.cost-preview {
  background: var(--charcoal);
  border-radius: var(--radius);
  padding: 28px;
  margin-top: 24px;
  color: var(--warm-white);
}
.cost-preview h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--muted);
  margin-bottom: 20px;
}
.cost-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 20px;
}
.cost-item .cost-label {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 4px;
}
.cost-item .cost-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.5px;
}
.cost-value.text-copper { color: var(--copper-light); }
.cost-value.text-green { color: #6fcf97; }
.cost-value.text-red { color: #eb5757; }

/* ─── PROFITABILITY LIST ──────────────────────────── */
.profit-list {
  list-style: none;
}
.profit-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.profit-item:last-child { border-bottom: none; }
.profit-item .name {
  font-weight: 500;
  font-size: 14px;
}
.profit-item .profit-amount {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.3px;
}
.profit-item .profit-amount.positive { color: var(--green); }
.profit-item .profit-amount.negative { color: var(--red); }

/* ─── EMPTY STATE ─────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--muted);
}
.empty-state .icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.4;
}
.empty-state h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 8px;
}
.empty-state p {
  font-size: 14px;
  margin-bottom: 20px;
}

/* ─── MODAL ───────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 24px;
}
.modal {
  background: white;
  border-radius: var(--radius);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
}
.modal-header h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.3px;
}
.modal-body {
  padding: 24px;
}
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

/* ─── TOAST ───────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.toast {
  background: var(--charcoal);
  color: white;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  animation: slideIn 0.2s ease;
}
.toast.success { border-left: 3px solid var(--green); }
.toast.error { border-left: 3px solid var(--red); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ─── RESPONSIVE ──────────────────────────────────── */
@media (max-width: 768px) {
  .app-nav { padding: 12px 16px; }
  .nav-links { gap: 0; }
  .nav-link { padding: 8px 10px; font-size: 13px; }
  .app-container { padding: 20px 16px; }
  .page-header { flex-direction: column; align-items: flex-start; gap: 12px; }
  .page-header h1 { font-size: 24px; }
  .form-row { grid-template-columns: 1fr; }
  .ingredient-row { grid-template-columns: 1fr 80px 60px auto; }
  .cost-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .ingredient-row { grid-template-columns: 1fr; }
}

/* ─── LOADING ─────────────────────────────────────── */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px;
  color: var(--muted);
}
.spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--line);
  border-top-color: var(--copper);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-right: 12px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── RECIPE DETAIL ───────────────────────────────── */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 24px;
}
@media (max-width: 768px) {
  .detail-grid { grid-template-columns: 1fr; }
}

/* ─── BACK LINK ───────────────────────────────────── */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  margin-bottom: 16px;
}
.back-link:hover { color: var(--copper); }

/* ─── TWO COLUMNS FOR DASHBOARD ───────────────────── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 768px) {
  .two-col { grid-template-columns: 1fr; }
}

/* ─── ACTIONS ─────────────────────────────────────── */
.actions {
  display: flex;
  gap: 4px;
}