* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
[hidden] { display: none !important; }

/* Los controles usan la misma letra que la app */
button, input, select, textarea { font: inherit; color: inherit; }
button, label.btn, .chip, .tab { touch-action: manipulation; user-select: none; -webkit-user-select: none; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

:root {
  color-scheme: dark;
  --bg: #0f172a;
  --surface: #1e293b;
  --surface-alt: #334155;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --accent: #3b82f6;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --posted: #8b5cf6;
  --sold: #6b7280;
  --radius: 12px;
  --tabs-h: 53px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100dvh;
}

#view-list, #view-camera { padding-bottom: 80px; }

header {
  padding: 10px 16px;
  padding-top: calc(10px + env(safe-area-inset-top));
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--surface-alt);
}

header h1 { font-size: 18px; font-weight: 600; }

nav#tabs {
  display: flex;
  border-bottom: 1px solid var(--surface-alt);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}

.tab {
  flex: 1;
  min-height: 52px;
  padding: 12px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 16px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}

.tab.active {
  font-weight: 600;
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.view { display: none; padding: 16px; }
.view.active { display: block; }

/* LIST TOOLS: búsqueda + filtros (pegados arriba) */
.list-tools {
  position: sticky;
  top: var(--tabs-h);
  z-index: 9;
  background: var(--bg);
  margin: -16px -16px 12px;
  padding: 12px 16px 8px;
  border-bottom: 1px solid var(--surface-alt);
}

.search-wrap { position: relative; }
.search-wrap .search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 18px;
  pointer-events: none;
}
.search-wrap input {
  padding-left: 44px;
  padding-right: 52px;
  min-height: 52px;
  font-size: 17px;
}
.search-wrap input::-webkit-search-cancel-button { display: none; }
.search-wrap .btn-icon { position: absolute; right: 2px; top: 2px; }

.filter-chips {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 10px 0 2px;
  scrollbar-width: none;
}
.filter-chips::-webkit-scrollbar { display: none; }

.chip {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  padding: 0 14px;
  border-radius: 22px;
  border: 1px solid var(--surface-alt);
  background: var(--surface);
  color: var(--text);
  font-size: 15px;
  cursor: pointer;
  white-space: nowrap;
}
.chip.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.chip-count { font-weight: 700; opacity: 0.85; }

.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot-pending { background: var(--warning); }
.dot-approved { background: var(--success); }
.dot-posted { background: var(--posted); }
.dot-sold { background: var(--sold); }

/* CARDS */
.part-card {
  display: flex;
  gap: 12px;
  width: 100%;
  text-align: left;
  background: var(--surface);
  color: var(--text);
  border: none;
  border-radius: var(--radius);
  padding: 10px;
  margin-bottom: 10px;
  cursor: pointer;
}

.card-thumb {
  flex: none;
  width: 84px;
  height: 84px;
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface-alt);
  display: flex;
  align-items: center;
  justify-content: center;
}
.card-thumb img { width: 100%; height: 100%; object-fit: cover; }
.no-photo { font-size: 28px; opacity: 0.5; }

.card-info { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 4px; }

.card-title {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.3;
}

.card-badges { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-top: auto; }

.card-badge {
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 20px;
  font-weight: 600;
  white-space: nowrap;
}

.card-price { font-weight: 700; color: var(--success); margin-left: auto; font-size: 15px; }

.badge-pending { background: #78350f; color: #fbbf24; }
.badge-approved { background: #14532d; color: #4ade80; }
.badge-posted { background: #4c1d95; color: #c4b5fd; }
.badge-sold { background: #374151; color: #d1d5db; }
.badge-low { background: #7f1d1d; color: #fca5a5; }
.badge-medium { background: #78350f; color: #fbbf24; }
.badge-high { background: #14532d; color: #4ade80; }

.card-meta {
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  gap: 4px 10px;
  flex-wrap: wrap;
}

/* CAMERA */
.camera-container { max-width: 500px; margin: 0 auto; }

.hint {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 16px;
  font-size: 16px;
  line-height: 1.4;
}

#photo-previews {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

.preview-thumb {
  position: relative;
  width: 104px;
  height: 104px;
}

.preview-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 8px;
}

.preview-thumb .remove {
  position: absolute;
  top: -10px;
  right: -10px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--danger);
  color: white;
  border: 3px solid var(--bg);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.camera-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* BUTTONS */
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  min-height: 52px;
  padding: 12px 14px;
  border: none;
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  text-align: center;
  transition: transform 0.08s ease, filter 0.15s, background-color 0.15s, opacity 0.2s;
}

.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: white; }
.btn-success { background: var(--success); color: #052e16; }
.btn-danger { background: var(--danger); color: white; }
.btn-outline {
  background: transparent;
  border: 2px solid var(--surface-alt);
  color: var(--text);
}

/* Feedback al tocar: se "hunde" y se ilumina */
.btn:not(:disabled):active,
.chip:active, .tab:active, .back-btn:active, .link-btn:active,
.btn-icon:active, .btn-logout:active, .preview-thumb .remove:active {
  transform: scale(0.96);
  filter: brightness(1.2);
}
.btn-outline:not(:disabled):active, .btn-logout:active, .btn-icon:active { background: var(--surface-alt); }
.part-card { transition: transform 0.08s ease, background-color 0.15s; }
.part-card:active { transform: scale(0.98); background: var(--surface-alt); }

/* DETAIL VIEW */
.detail-title { font-size: 22px; font-weight: 700; margin: 4px 0 2px; }
.detail-subtitle { font-size: 15px; color: var(--text-muted); margin-bottom: 12px; }

.detail-photos {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  margin-bottom: 16px;
  padding-bottom: 4px;
}

.detail-photos img {
  height: 200px;
  max-width: 85vw;
  border-radius: var(--radius);
  object-fit: cover;
}

.field-group {
  margin-bottom: 12px;
}

.field-label {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.field-label .verify { color: var(--warning); font-size: 14px; }

.field-input {
  width: 100%;
  min-height: 48px;
  padding: 12px;
  background: var(--surface-alt);
  border: 2px solid transparent;
  border-radius: 10px;
  color: var(--text);
  font-size: 16px; /* 16px+ evita que el celular haga zoom al escribir */
}
textarea.field-input { line-height: 1.4; resize: vertical; }
.field-input::placeholder { color: #7c8aa0; }

.field-input:focus {
  outline: none;
  border-color: var(--accent);
}

select.field-input {
  appearance: none;
  padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath d='M1 1l6 6 6-6' stroke='%2394a3b8' stroke-width='2.2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
}

.detail-actions {
  display: flex;
  gap: 8px;
  position: sticky;
  bottom: 0;
  z-index: 5;
  margin: 16px -16px 0;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  background: var(--bg);
  border-top: 1px solid var(--surface-alt);
}

.detail-actions .btn { flex: 1; min-height: 56px; padding: 8px; white-space: nowrap; }
.detail-actions .btn:first-child:not(.btn-outline) { flex: 2; }

/* FB POST PREVIEW */
.fb-preview {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 16px;
  margin-top: 16px;
}

.fb-preview h3 {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.fb-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.fb-desc {
  font-size: 14px;
  line-height: 1.45;
  color: var(--text-muted);
  white-space: pre-line;
}

.copy-btn { margin-top: 12px; }

/* SPINNER */
.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--surface-alt);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 16px auto;
}

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

.spinner-lg { width: 64px; height: 64px; border-width: 6px; margin: 24px auto 16px; }

.upload-status {
  text-align: center;
  background: var(--surface);
  border-radius: var(--radius);
  padding: 8px 16px 24px;
}
.status-title { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.status-sub { font-size: 15px; color: var(--text-muted); line-height: 1.4; }

.progress {
  height: 10px;
  background: var(--surface-alt);
  border-radius: 5px;
  overflow: hidden;
  margin: 0 auto 12px;
  max-width: 320px;
}
.progress-bar { height: 100%; width: 0; background: var(--accent); transition: width 0.2s; }

.upload-error { display: flex; flex-direction: column; gap: 10px; }
.upload-error .alert { font-size: 16px; line-height: 1.4; margin: 0; }

.photo-count { text-align: center; color: var(--text-muted); margin: -4px 0 16px; font-size: 15px; }

/* Error de IA en el detalle */
.ai-error { margin: 0 0 16px; display: flex; flex-direction: column; gap: 10px; line-height: 1.4; }
.ai-error .btn { margin-top: 4px; }
.ai-error .small { font-size: 14px; opacity: 0.85; }
.ai-error details { font-size: 13px; opacity: 0.8; }
.ai-error summary { cursor: pointer; min-height: 32px; }
.ai-error code { word-break: break-word; }

.empty {
  text-align: center;
  padding: 40px 16px;
  color: var(--text-muted);
}

.empty p { margin-bottom: 16px; }
.empty .btn { max-width: 280px; margin: 0 auto; }

/* BACK BUTTON */
.back-btn {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 17px;
  font-weight: 600;
  cursor: pointer;
  margin-bottom: 16px;
  min-height: 44px;
  padding: 0 12px 0 0;
}

/* LOGIN */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
}

.login-box {
  width: 100%;
  max-width: 380px;
  text-align: center;
}

.login-logo { border-radius: 20px; margin-bottom: 12px; }
.login-box h1 { font-size: 24px; margin-bottom: 4px; }
.login-sub { color: var(--text-muted); margin-bottom: 24px; }

.login-box form { text-align: left; display: flex; flex-direction: column; gap: 8px; }
.login-box .field-label { font-size: 14px; margin-top: 8px; }
.login-box .field-input { font-size: 18px; min-height: 52px; }
.login-box .btn { margin-top: 16px; }

.password-wrap { position: relative; }
.password-wrap .field-input { padding-right: 56px; }
.password-wrap .btn-icon { position: absolute; right: 2px; top: 2px; }

.btn-icon {
  width: 48px;
  height: 48px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 20px;
  border-radius: 8px;
  cursor: pointer;
}

.btn-lg { min-height: 56px; font-size: 18px; font-weight: 600; }

.alert {
  border-radius: 8px;
  padding: 12px;
  font-size: 15px;
  margin-top: 8px;
}
.alert-error { background: #7f1d1d; color: #fecaca; }

/* HEADER */
.btn-logout {
  background: none;
  border: 1px solid var(--surface-alt);
  color: var(--text-muted);
  border-radius: 8px;
  padding: 8px 14px;
  min-height: 44px;
  font-size: 14px;
  cursor: pointer;
}

/* QUICK ACTIONS (detalle) */
.quick-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}
.quick-row { display: flex; gap: 8px; }
.quick-row .btn { flex: 1; }

.btn-whatsapp { background: #25d366; color: #052e16; font-weight: 600; }

/* DIALOG tipo "hoja" que sube desde abajo */
dialog.sheet {
  margin: auto auto 0;
  width: 100%;
  max-width: 560px;
  max-height: 92dvh;
  border: none;
  border-radius: 16px 16px 0 0;
  background: var(--surface);
  color: var(--text);
  padding: 0;
}
dialog.sheet::backdrop { background: rgba(0, 0, 0, 0.6); }

.sheet-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 16px calc(16px + env(safe-area-inset-bottom));
}
.sheet-body h3 { font-size: 18px; margin-bottom: 4px; }
.sheet-body .field-label { font-size: 14px; margin-top: 4px; }
.sheet-body textarea { font-size: 15px; line-height: 1.4; }

.phone-row { display: flex; gap: 8px; }
.phone-row select { width: 112px; flex: none; }
.phone-row input { flex: 1; font-size: 18px; letter-spacing: 0.5px; }

.check-row {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  font-size: 16px;
  cursor: pointer;
}
.check-row input { width: 24px; height: 24px; accent-color: var(--success); }
.check-row input:disabled + span { color: var(--text-muted); }

/* ESTADOS en detalle */
.detail-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.detail-top .back-btn { margin-bottom: 0; }
.detail-top .card-badge { font-size: 14px; padding: 6px 14px; }

.btn-posted { background: var(--posted); color: white; }
.btn-square { flex: 0 0 56px !important; font-size: 20px; }

.link-btn {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 15px;
  min-height: 44px;
  padding: 0 4px;
  margin-bottom: 8px;
  cursor: pointer;
}

.alert-warn { background: #78350f; color: #fde68a; margin: 0 0 12px; }

/* TOAST */
.toast {
  position: fixed;
  left: 50%;
  bottom: calc(96px + env(safe-area-inset-bottom));
  transform: translate(-50%, 20px);
  width: max-content;
  max-width: calc(100vw - 32px);
  text-align: center;
  padding: 12px 18px;
  border-radius: 12px;
  background: #f1f5f9;
  color: #0f172a;
  font-size: 15px;
  font-weight: 500;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 100;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast-error { background: #fecaca; color: #7f1d1d; }

/* RESPONSIVE — móvil */
@media (max-width: 480px) {
  .filter-chips { flex-wrap: wrap; gap: 6px; padding: 8px 0 2px; overflow-x: visible; }
  .chip { font-size: 13px; padding: 0 10px; min-height: 34px; border-radius: 17px; }
}