/* ==========================================================================
   chef.css — Módulo Chef IA "¿Qué puedo cocinar con esto?"
   Paleta: tierra oscura + verde fresco + ámbar/naranja
   Independiente de vision-detect.css
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

/* ── Variables ── */
:root {
  --chef-bg:          #0c150c;
  --chef-surface:     #111d10;
  --chef-card:        rgba(20, 38, 18, 0.85);
  --chef-border:      rgba(34, 197, 94, 0.18);
  --chef-border-hot:  rgba(249, 115, 22, 0.45);
  --chef-green:       #22c55e;
  --chef-green-dim:   #16a34a;
  --chef-amber:       #f59e0b;
  --chef-orange:      #f97316;
  --chef-red:         #ef4444;
  --chef-text:        #f0fdf4;
  --chef-text-muted:  #86efac;
  --chef-text-dim:    #4ade80;
  --chef-overlay:     rgba(12, 21, 12, 0.72);
  --r-sm:  8px;
  --r-md:  14px;
  --r-lg:  20px;
  --r-xl:  28px;
  --shadow-card: 0 8px 32px rgba(0,0,0,0.55), 0 1px 0 rgba(34,197,94,0.08) inset;
  --shadow-glow: 0 0 24px rgba(34, 197, 94, 0.25);
  --shadow-amber: 0 0 24px rgba(245, 158, 11, 0.3);
}

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

html, body {
  height: 100%;
  background: var(--chef-bg);
  color: var(--chef-text);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 15px;
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior: none;
}

/* ── Layout principal ── */
.chef-app {
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  max-width: 480px;
  margin: 0 auto;
  position: relative;
}

/* ── Header ── */
.chef-header {
  position: fixed;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 480px;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px env(safe-area-inset-top, 0);
  padding-top: max(14px, env(safe-area-inset-top));
  background: linear-gradient(to bottom, rgba(12,21,12,0.98) 70%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.chef-back-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(34,197,94,0.12);
  border: 1px solid rgba(34,197,94,0.25);
  color: var(--chef-green);
  cursor: pointer;
  text-decoration: none;
  font-size: 1rem;
  transition: background 0.2s, transform 0.15s;
  flex-shrink: 0;
}
.chef-back-btn:hover, .chef-back-btn:active {
  background: rgba(34,197,94,0.22);
  transform: scale(0.96);
}

.chef-title-wrap {
  flex: 1;
  min-width: 0;
}
.chef-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--chef-text);
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.chef-subtitle {
  font-size: 0.72rem;
  color: var(--chef-text-muted);
  font-weight: 400;
  opacity: 0.75;
  margin-top: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.chef-lang-select {
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.2);
  border-radius: var(--r-sm);
  color: var(--chef-green);
  padding: 5px 8px;
  font-size: 0.75rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  cursor: pointer;
}
.chef-lang-select option { background: #111d10; }

/* ── Cámara y Canvas ── */
.chef-camera-section {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  background: #050d05;
  overflow: hidden;
  margin-top: 70px; /* clearance del header */
  flex-shrink: 0;
}

#chefVideo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

#chefCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  cursor: crosshair;
  z-index: 5;
}

/* Estado de la cámara */
.chef-cam-status {
  position: absolute;
  top: 10px; left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 4px 12px;
  border-radius: 20px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  white-space: nowrap;
  transition: all 0.3s;
}
.chef-cam-status.scanning {
  background: rgba(34,197,94,0.15);
  border: 1px solid rgba(34,197,94,0.3);
  color: var(--chef-green);
}
.chef-cam-status.frozen {
  background: rgba(249,115,22,0.18);
  border: 1px solid rgba(249,115,22,0.4);
  color: var(--chef-orange);
}
.chef-cam-status.analyzing {
  background: rgba(245,158,11,0.18);
  border: 1px solid rgba(245,158,11,0.35);
  color: var(--chef-amber);
}

/* Pulsing dot */
.chef-cam-status.scanning::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--chef-green);
  margin-right: 6px;
  vertical-align: middle;
  animation: chefPulse 1.4s infinite;
}
@keyframes chefPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.7); }
}

/* Overlay "congelado" */
.chef-frozen-badge {
  position: absolute;
  bottom: 10px; left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  background: rgba(249,115,22,0.22);
  border: 1px solid rgba(249,115,22,0.5);
  color: var(--chef-orange);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 4px 14px;
  border-radius: 20px;
  text-transform: uppercase;
  display: none;
}
.chef-frozen-badge.visible { display: block; }

/* ── Barra de controles de cámara ── */
.chef-cam-controls {
  display: flex;
  gap: 10px;
  padding: 10px 14px;
  background: var(--chef-surface);
  border-bottom: 1px solid var(--chef-border);
  align-items: center;
}

.chef-ctrl-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--r-md);
  border: 1px solid;
  font-size: 0.8rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.chef-ctrl-btn.secondary {
  background: rgba(34,197,94,0.08);
  border-color: rgba(34,197,94,0.2);
  color: var(--chef-green);
}
.chef-ctrl-btn.secondary:hover {
  background: rgba(34,197,94,0.16);
}
.chef-ctrl-btn.freeze {
  background: rgba(249,115,22,0.1);
  border-color: rgba(249,115,22,0.3);
  color: var(--chef-orange);
}
.chef-ctrl-btn.freeze:hover, .chef-ctrl-btn.freeze.active {
  background: rgba(249,115,22,0.22);
}
.chef-ctrl-btn i { font-size: 0.85em; }

/* Servings control */
.chef-servings {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--chef-text-muted);
}
.chef-servings-btn {
  width: 26px; height: 26px;
  border-radius: 50%;
  border: 1px solid rgba(34,197,94,0.25);
  background: rgba(34,197,94,0.08);
  color: var(--chef-green);
  font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: background 0.2s;
}
.chef-servings-btn:hover { background: rgba(34,197,94,0.18); }
#servingsCount {
  font-weight: 700;
  color: var(--chef-text);
  min-width: 18px;
  text-align: center;
}

/* ── Sección de Ingredientes ── */
.chef-ingredients-section {
  padding: 14px 14px 10px;
  background: var(--chef-surface);
  border-bottom: 1px solid var(--chef-border);
  flex-shrink: 0;
}

.chef-section-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--chef-text-muted);
  text-transform: uppercase;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.chef-section-label i { color: var(--chef-amber); }

/* Chips de ingredientes */
.chef-chips-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  min-height: 36px;
  align-items: flex-start;
}

.chef-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px 5px 12px;
  border-radius: 20px;
  background: rgba(34,197,94,0.12);
  border: 1px solid rgba(34,197,94,0.3);
  color: var(--chef-text);
  font-size: 0.82rem;
  font-weight: 500;
  animation: chipIn 0.25s cubic-bezier(0.34, 1.56, 0.64, 1) both;
  cursor: default;
}
@keyframes chipIn {
  from { transform: scale(0.6) translateY(6px); opacity: 0; }
  to   { transform: scale(1) translateY(0); opacity: 1; }
}

.chef-chip-remove {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: rgba(239,68,68,0.2);
  border: none;
  color: var(--chef-red);
  font-size: 0.65rem;
  cursor: pointer;
  transition: background 0.15s;
  padding: 0;
  line-height: 1;
}
.chef-chip-remove:hover { background: rgba(239,68,68,0.4); }

.chef-no-ingredients {
  color: var(--chef-text-muted);
  font-size: 0.8rem;
  opacity: 0.6;
  font-style: italic;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Input manual de ingredientes */
.chef-manual-add {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}
.chef-manual-input {
  flex: 1;
  padding: 8px 12px;
  background: rgba(34,197,94,0.06);
  border: 1px solid rgba(34,197,94,0.2);
  border-radius: var(--r-md);
  color: var(--chef-text);
  font-size: 0.85rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  transition: border-color 0.2s;
}
.chef-manual-input::placeholder { color: rgba(134,239,172,0.4); }
.chef-manual-input:focus { border-color: rgba(34,197,94,0.5); }

.chef-add-btn {
  width: 38px; height: 38px;
  border-radius: var(--r-md);
  background: rgba(34,197,94,0.15);
  border: 1px solid rgba(34,197,94,0.3);
  color: var(--chef-green);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s;
  flex-shrink: 0;
}
.chef-add-btn:hover { background: rgba(34,197,94,0.28); }

/* ── Botón principal "¿Qué cocino?" ── */
.chef-cta-wrap {
  padding: 12px 14px;
  background: var(--chef-surface);
  border-bottom: 1px solid var(--chef-border);
}

.chef-cta-btn {
  width: 100%;
  padding: 14px 20px;
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, #16a34a 0%, #f59e0b 100%);
  border: none;
  color: #fff;
  font-family: 'Outfit', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: opacity 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 4px 20px rgba(34,197,94,0.3);
  position: relative;
  overflow: hidden;
}
.chef-cta-btn:hover {
  opacity: 0.92;
  box-shadow: 0 6px 28px rgba(34,197,94,0.45);
  transform: translateY(-1px);
}
.chef-cta-btn:active { transform: scale(0.98) translateY(0); }
.chef-cta-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}
.chef-cta-btn.loading .chef-cta-icon { animation: chefSpin 1.2s linear infinite; }
@keyframes chefSpin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.chef-cta-btn .chef-cta-count {
  font-size: 0.78rem;
  font-weight: 500;
  opacity: 0.8;
}

/* ── Sección de resultados ── */
.chef-results-section {
  flex: 1;
  padding: 14px 14px 80px;
  display: none;
  flex-direction: column;
  gap: 16px;
}
.chef-results-section.visible {
  display: flex;
}

/* Mensaje de estado */
.chef-state-msg {
  padding: 22px;
  border-radius: var(--r-lg);
  border: 1px solid var(--chef-border);
  background: var(--chef-card);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.chef-state-msg .chef-state-icon {
  font-size: 2.5rem;
  line-height: 1;
}
.chef-state-msg .chef-state-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--chef-text);
}
.chef-state-msg .chef-state-text {
  font-size: 0.82rem;
  color: var(--chef-text-muted);
  opacity: 0.75;
}

/* Spinner de cocina */
.chef-cooking-spinner {
  width: 52px; height: 52px;
  border: 3px solid rgba(34,197,94,0.15);
  border-top-color: var(--chef-green);
  border-radius: 50%;
  animation: chefSpin 1s linear infinite;
  margin: 0 auto;
}

/* Tip del chef */
.chef-tip-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--r-md);
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.2);
  font-size: 0.83rem;
  color: var(--chef-text);
  line-height: 1.5;
  animation: slideUp 0.4s ease both;
}
.chef-tip-card .chef-tip-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  margin-top: 1px;
}

/* Tarjeta de receta */
.chef-recipe-card {
  border-radius: var(--r-xl);
  background: var(--chef-card);
  border: 1px solid var(--chef-border);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  animation: slideUp 0.4s ease both;
}
.chef-recipe-card:nth-child(2) { animation-delay: 0.07s; }
.chef-recipe-card:nth-child(3) { animation-delay: 0.14s; }

@keyframes slideUp {
  from { transform: translateY(18px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

.chef-recipe-header {
  padding: 18px 18px 14px;
  border-bottom: 1px solid var(--chef-border);
}

.chef-recipe-num {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--chef-amber);
  text-transform: uppercase;
  margin-bottom: 5px;
  opacity: 0.8;
}

.chef-recipe-name {
  font-family: 'Outfit', sans-serif;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--chef-text);
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 10px;
}

.chef-recipe-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.chef-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.74rem;
  font-weight: 600;
  white-space: nowrap;
}
.chef-badge.time {
  background: rgba(34,197,94,0.12);
  border: 1px solid rgba(34,197,94,0.25);
  color: var(--chef-green);
}
.chef-badge.easy   { background: rgba(34,197,94,0.12);  border: 1px solid rgba(34,197,94,0.25);  color: var(--chef-green); }
.chef-badge.medium { background: rgba(245,158,11,0.12); border: 1px solid rgba(245,158,11,0.3);  color: var(--chef-amber); }
.chef-badge.hard   { background: rgba(239,68,68,0.12);  border: 1px solid rgba(239,68,68,0.3);   color: var(--chef-red); }

.chef-recipe-body {
  padding: 16px 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.chef-recipe-appeal {
  font-size: 0.87rem;
  color: var(--chef-text);
  font-style: italic;
  opacity: 0.82;
  line-height: 1.5;
  padding-left: 10px;
  border-left: 2px solid var(--chef-amber);
}

.chef-recipe-uses {
  font-size: 0.78rem;
  color: var(--chef-text-muted);
}
.chef-recipe-uses strong {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 5px;
  opacity: 0.7;
}

.chef-steps-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.chef-step {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--chef-text);
}
.chef-step-num {
  flex-shrink: 0;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: rgba(34,197,94,0.14);
  border: 1px solid rgba(34,197,94,0.25);
  color: var(--chef-green);
  font-size: 0.72rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin-top: 1px;
}
.chef-step-text { flex: 1; }

/* Controles de receta (TTS, copiar) */
.chef-recipe-actions {
  display: flex;
  gap: 8px;
  padding: 12px 18px;
  border-top: 1px solid var(--chef-border);
}
.chef-action-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--r-sm);
  border: 1px solid;
  font-size: 0.78rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: all 0.18s;
}
.chef-action-btn.tts {
  background: rgba(34,197,94,0.1);
  border-color: rgba(34,197,94,0.25);
  color: var(--chef-green);
  flex: 1;
}
.chef-action-btn.tts:hover   { background: rgba(34,197,94,0.2); }
.chef-action-btn.tts.playing { background: rgba(34,197,94,0.25); }
.chef-action-btn.copy {
  background: rgba(245,158,11,0.1);
  border-color: rgba(245,158,11,0.25);
  color: var(--chef-amber);
}
.chef-action-btn.copy:hover { background: rgba(245,158,11,0.2); }

/* ── Canvas HUD overlay: cajas de ingredientes ── */
/* (se dibujan via JS con canvas 2D API) */

/* ── Instrucción inicial ── */
.chef-hint {
  position: absolute;
  bottom: 12px; left: 50%;
  transform: translateX(-50%);
  z-index: 12;
  background: var(--chef-overlay);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(34,197,94,0.25);
  border-radius: var(--r-md);
  padding: 8px 16px;
  font-size: 0.78rem;
  color: var(--chef-text);
  white-space: nowrap;
  pointer-events: none;
  animation: hintFade 3.5s ease forwards;
}
@keyframes hintFade {
  0%   { opacity: 0; transform: translateX(-50%) translateY(6px); }
  15%  { opacity: 1; transform: translateX(-50%) translateY(0); }
  75%  { opacity: 1; }
  100% { opacity: 0; pointer-events: none; }
}

/* ── Toast de confirmación ── */
.chef-toast {
  position: fixed;
  bottom: 30px; left: 50%;
  transform: translateX(-50%) translateY(20px);
  z-index: 200;
  padding: 10px 20px;
  border-radius: var(--r-md);
  background: rgba(22, 163, 74, 0.92);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  pointer-events: none;
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  white-space: nowrap;
}
.chef-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── Error ── */
.chef-error-card {
  padding: 18px;
  border-radius: var(--r-lg);
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.25);
  color: var(--chef-red);
  font-size: 0.85rem;
  text-align: center;
}

/* ── Responsive tweaks ── */
@media (max-width: 380px) {
  .chef-recipe-name { font-size: 1.1rem; }
  .chef-cta-btn { font-size: 0.95rem; }
}

/* ── Scrollbar personalizada ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(34,197,94,0.25); border-radius: 2px; }