/* =========================================================================
   styles.css — Chef Manager
   Paleta: tonos carbón/pizarra (oscuros) con acentos cobre/bronce/mostaza.
   Estética de alta cocina: tipografía serif para títulos, mucho contraste,
   texturas sutiles, nada de "blog blanco de recetas".
   ========================================================================= */

:root {
  /* --- Paleta base (oscura) --- */
  --bg-base: #15171a;          /* fondo general, casi negro carbón */
  --bg-panel: #1d2024;         /* paneles, tarjetas */
  --bg-panel-alt: #24282d;     /* paneles secundarios / hover */
  --bg-elevated: #2b2f35;      /* elementos elevados, inputs */
  --border-subtle: #34383e;    /* bordes sutiles */
  --border-strong: #44494f;

  /* --- Acentos cálidos (cobre / bronce / mostaza) --- */
  --accent-copper: #c87f4a;
  --accent-copper-bright: #e0995f;
  --accent-bronze: #ad7a3f;
  --accent-mustard: #cf9a35;
  --accent-danger: #c1543f;
  --accent-success: #7a9b6e;

  /* --- Texto --- */
  --text-primary: #f1ece4;     /* hueso cálido, no blanco puro */
  --text-secondary: #b9b3a8;
  --text-muted: #7d7870;

  /* --- Tipografía --- */
  --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* --- Sombras y radios --- */
  --shadow-soft: 0 4px 14px rgba(0, 0, 0, 0.45);
  --shadow-strong: 0 12px 32px rgba(0, 0, 0, 0.55);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
}

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

html, body {
  height: 100%;
}

body {
  background-color: var(--bg-base);
  background-image:
    radial-gradient(circle at 15% 0%, rgba(200, 127, 74, 0.06), transparent 40%),
    radial-gradient(circle at 85% 100%, rgba(173, 122, 63, 0.05), transparent 45%);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.5;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

input, select, textarea {
  font-family: inherit;
  color: var(--text-primary);
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-base);
}
::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-bronze);
}

/* =========================================================================
   LAYOUT GENERAL
   ========================================================================= */

.app-shell {
  display: flex;
  min-height: 100vh;
}

/* --- Sidebar de navegación --- */
.sidebar {
  width: 230px;
  flex-shrink: 0;
  background: linear-gradient(180deg, #181a1d 0%, #131517 100%);
  border-right: 1px solid var(--border-subtle);
  padding: 28px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar__brand {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
  letter-spacing: 0.3px;
}

.sidebar__brand span {
  color: var(--accent-copper-bright);
}

.sidebar__tagline {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1.6px;
  color: var(--text-muted);
  margin-bottom: 30px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: var(--radius-md);
  font-size: 0.94rem;
  color: var(--text-secondary);
  font-weight: 500;
  transition: background 0.15s ease, color 0.15s ease;
}

.nav-link:hover {
  background: var(--bg-panel-alt);
  color: var(--text-primary);
}

.nav-link.active {
  background: linear-gradient(90deg, rgba(200,127,74,0.18), rgba(200,127,74,0.02));
  color: var(--accent-copper-bright);
  border-left: 2px solid var(--accent-copper);
  padding-left: 12px;
}

.nav-link .icon {
  font-size: 1.05rem;
  width: 20px;
  text-align: center;
}

.sidebar__footer {
  margin-top: auto;
  font-size: 0.72rem;
  color: var(--text-muted);
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}

/* --- Contenedor principal --- */
.main-content {
  flex: 1;
  padding: 36px 44px;
  max-width: 1400px;
}

.view {
  display: none;
}
.view.active {
  display: block;
  animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.view-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 16px;
}

.view-header h1 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
}

.view-header .subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 4px;
}

/* =========================================================================
   BOTONES
   ========================================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.2px;
  transition: transform 0.1s ease, background 0.15s ease, box-shadow 0.15s ease;
  white-space: nowrap;
}
.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-copper-bright), var(--accent-copper));
  color: #1a1208;
  box-shadow: 0 4px 12px rgba(200, 127, 74, 0.25);
}
.btn-primary:hover {
  box-shadow: 0 6px 18px rgba(200, 127, 74, 0.4);
}

.btn-secondary {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
}
.btn-secondary:hover {
  background: var(--bg-panel-alt);
  border-color: var(--accent-bronze);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}
.btn-ghost:hover {
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

.btn-danger {
  background: transparent;
  color: var(--accent-danger);
  border: 1px solid rgba(193, 84, 63, 0.4);
}
.btn-danger:hover {
  background: rgba(193, 84, 63, 0.12);
}

.btn-icon {
  padding: 8px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.78rem;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* =========================================================================
   BUSCADOR
   ========================================================================= */

.search-box {
  position: relative;
  width: 320px;
  max-width: 100%;
}

.search-box input {
  width: 100%;
  padding: 11px 16px 11px 40px;
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.15s ease;
}
.search-box input:focus {
  border-color: var(--accent-copper);
}
.search-box .search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* =========================================================================
   GRID DE RECETAS (TARJETAS)
   ========================================================================= */

.recetas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 22px;
}

.receta-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.receta-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-strong);
  border-color: var(--accent-bronze);
}

.receta-card__imagen {
  width: 100%;
  height: 170px;
  background: var(--bg-elevated) center/cover no-repeat;
  position: relative;
  display: flex;
  align-items: flex-end;
}

.receta-card__imagen.sin-foto {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.4rem;
  color: var(--border-strong);
}

.receta-card__badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(21, 23, 26, 0.78);
  backdrop-filter: blur(4px);
  color: var(--accent-mustard);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 4px 9px;
  border-radius: 20px;
}

.receta-card__body {
  padding: 16px 18px 18px;
}

.receta-card__nombre {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.receta-card__desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
  min-height: 2.4em;
}

.receta-card__meta {
  display: flex;
  gap: 14px;
  font-size: 0.76rem;
  color: var(--accent-copper-bright);
}

.receta-card__meta span {
  display: flex;
  align-items: center;
  gap: 5px;
}

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 70px 20px;
  color: var(--text-muted);
}
.empty-state .icon {
  font-size: 2.6rem;
  margin-bottom: 14px;
  opacity: 0.5;
}
.empty-state h3 {
  color: var(--text-secondary);
  font-family: var(--font-display);
  margin-bottom: 6px;
}

/* =========================================================================
   TABLAS (INGREDIENTES)
   ========================================================================= */

.table-wrapper {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

table {
  width: 100%;
  border-collapse: collapse;
}

thead {
  background: var(--bg-panel-alt);
}

th {
  text-align: left;
  padding: 13px 18px;
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--text-muted);
  font-weight: 600;
  border-bottom: 1px solid var(--border-subtle);
}

td {
  padding: 14px 18px;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody tr:hover {
  background: var(--bg-panel-alt);
}

.precio-tag {
  color: var(--accent-mustard);
  font-weight: 600;
}

.acciones-cell {
  display: flex;
  gap: 8px;
}

/* =========================================================================
   MODALES
   ========================================================================= */

.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(8, 9, 10, 0.72);
  backdrop-filter: blur(2px);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--bg-panel);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: var(--shadow-strong);
  animation: modalIn 0.2s ease;
}

.modal.modal-lg {
  max-width: 820px;
}

@keyframes modalIn {
  from { opacity: 0; transform: translateY(14px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  background: var(--bg-panel);
  z-index: 2;
}

.modal__header h2 {
  font-family: var(--font-display);
  font-size: 1.3rem;
}

.modal__close {
  font-size: 1.3rem;
  color: var(--text-muted);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}
.modal__close:hover {
  background: var(--bg-elevated);
  color: var(--text-primary);
}

.modal__body {
  padding: 24px;
}

.modal__footer {
  padding: 18px 24px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  position: sticky;
  bottom: 0;
  background: var(--bg-panel);
}

/* =========================================================================
   FORMULARIOS
   ========================================================================= */

.form-group {
  margin-bottom: 18px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-group label {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 7px;
  font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 11px 14px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.15s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent-copper);
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

.file-drop {
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--radius-md);
  padding: 22px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 0.15s ease;
  position: relative;
  overflow: hidden;
}
.file-drop:hover {
  border-color: var(--accent-copper);
}
.file-drop img {
  max-height: 140px;
  margin: 0 auto 10px;
  border-radius: var(--radius-sm);
}

/* =========================================================================
   DETALLE DE RECETA
   ========================================================================= */

.receta-detalle__hero {
  position: relative;
  height: 280px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-panel) center/cover no-repeat;
  margin-bottom: 26px;
  display: flex;
  align-items: flex-end;
}

.receta-detalle__hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(13,14,16,0.92) 0%, rgba(13,14,16,0.2) 60%, transparent 100%);
}

.receta-detalle__hero-content {
  position: relative;
  z-index: 1;
  padding: 26px 30px;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 14px;
}

.receta-detalle__hero h1 {
  font-family: var(--font-display);
  font-size: 2.1rem;
  margin-bottom: 6px;
}

.receta-detalle__hero p {
  color: var(--text-secondary);
  max-width: 560px;
  font-size: 0.92rem;
}

.receta-detalle__acciones {
  display: flex;
  gap: 10px;
}

.receta-detalle__grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 26px;
}

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  margin-bottom: 22px;
}

.panel h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 16px;
  color: var(--accent-copper-bright);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.meta-pills {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}

.meta-pill {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  padding: 7px 13px;
  border-radius: 20px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.paso-item {
  display: flex;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-subtle);
}
.paso-item:last-child { border-bottom: none; }

.paso-item__numero {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-copper-bright), var(--accent-bronze));
  color: #1a1208;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}

.paso-item__texto {
  flex: 1;
  font-size: 0.92rem;
  color: var(--text-primary);
}

.paso-item__tiempo {
  font-size: 0.74rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.paso-item__acciones {
  display: flex;
  gap: 6px;
  align-self: flex-start;
}

.ingrediente-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 11px 0;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.88rem;
}
.ingrediente-row:last-child { border-bottom: none; }

.ingrediente-row__nombre {
  font-weight: 600;
}
.ingrediente-row__cantidad {
  color: var(--text-muted);
  font-size: 0.8rem;
}
.ingrediente-row__costo {
  color: var(--accent-mustard);
  font-weight: 600;
  font-size: 0.84rem;
}
.ingrediente-row__acciones button {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.ingrediente-row__acciones button:hover {
  color: var(--accent-danger);
}

/* --- Panel de escandallo de costos --- */
.escandallo-box {
  background: linear-gradient(135deg, rgba(200,127,74,0.14), rgba(173,122,63,0.04));
  border: 1px solid rgba(200,127,74,0.3);
  border-radius: var(--radius-md);
  padding: 18px;
}

.escandallo-box__total {
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--accent-copper-bright);
  margin: 6px 0 2px;
}

.escandallo-box__label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-muted);
}

.escandallo-box__porcion {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(200,127,74,0.25);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.escandallo-warning {
  margin-top: 12px;
  font-size: 0.76rem;
  color: var(--accent-danger);
  background: rgba(193,84,63,0.1);
  padding: 8px 11px;
  border-radius: var(--radius-sm);
}

/* =========================================================================
   LISTA DE COMPRAS (CHECKLIST)
   ========================================================================= */

.checklist {
  max-width: 640px;
}

.checklist-add {
  display: flex;
  gap: 10px;
  margin-bottom: 24px;
}
.checklist-add input {
  flex: 1;
  padding: 12px 16px;
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}
.checklist-add input:focus {
  outline: none;
  border-color: var(--accent-copper);
}

.checklist-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: 8px;
  transition: opacity 0.15s ease;
}

.checklist-item.comprado {
  opacity: 0.45;
}
.checklist-item.comprado .checklist-item__texto {
  text-decoration: line-through;
}

.checklist-item__check {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--border-strong);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  transition: all 0.15s ease;
}
.checklist-item.comprado .checklist-item__check {
  background: var(--accent-success);
  border-color: var(--accent-success);
  color: #0c130c;
}

.checklist-item__texto {
  flex: 1;
}
.checklist-item__nombre {
  font-weight: 600;
  font-size: 0.92rem;
}
.checklist-item__detalle {
  font-size: 0.76rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.checklist-item__origen {
  font-size: 0.68rem;
  background: var(--bg-elevated);
  color: var(--accent-mustard);
  padding: 2px 8px;
  border-radius: 12px;
}

/* =========================================================================
   TOASTS / NOTIFICACIONES
   ========================================================================= */

.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-left: 3px solid var(--accent-copper);
  padding: 13px 18px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  box-shadow: var(--shadow-soft);
  animation: toastIn 0.2s ease;
  max-width: 320px;
}

.toast.error {
  border-left-color: var(--accent-danger);
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

/* =========================================================================
   UTILIDADES
   ========================================================================= */

.text-muted { color: var(--text-muted); }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.flex-between {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.hidden { display: none !important; }

.loading-spinner {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

/* =========================================================================
   RESPONSIVE
   ========================================================================= */

@media (max-width: 900px) {
  .app-shell {
    flex-direction: column;
  }
  .sidebar {
    width: 100%;
    flex-direction: row;
    align-items: center;
    padding: 14px 18px;
    overflow-x: auto;
  }
  .sidebar__brand, .sidebar__tagline, .sidebar__footer { display: none; }
  .nav-link span.label { display: none; }
  .main-content { padding: 24px; }
  .receta-detalle__grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}