/* ============================================================
   app.css — Estilos globales del sistema logístico
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@300;400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');
@import 'theme.css';

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

html { font-size: 16px; -webkit-text-size-adjust: 100%; }

body {
  font-family:      var(--font-sans);
  font-size:        .9375rem;
  line-height:      1.6;
  color:            var(--text-primary);
  background:       var(--bg-page);
  min-height:       100vh;
  transition:       background var(--transition), color var(--transition);
}

/* ============================================================
   LAYOUT PRINCIPAL
   ============================================================ */
.app-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  grid-template-rows: auto 1fr;
  min-height: 100vh;
}

@media (max-width: 768px) {
  .app-shell {
    grid-template-columns: 1fr;
  }
  .sidebar { display: none; }
  .sidebar.open { display: flex; position: fixed; inset: 0; z-index: 200; width: 260px; }
}

/* ---- Sidebar ---- */
.sidebar {
  grid-row: 1 / -1;
  background:    var(--bg-sidebar);
  color:         var(--text-on-dark);
  display:       flex;
  flex-direction:column;
  border-right:  1px solid rgba(255,255,255,.07);
  transition:    transform var(--transition);
}

.sidebar-logo {
  padding: 20px 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-logo .logo-icon {
  width: 34px; height: 34px;
  background: var(--c-navy-700);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}

.sidebar-logo .logo-text {
  font-size: .85rem;
  font-weight: 500;
  color: var(--text-on-dark);
  line-height: 1.3;
}
.sidebar-logo .logo-text span {
  display: block;
  font-size: .72rem;
  font-weight: 300;
  color: var(--c-gray-400);
}

.sidebar-nav {
  flex: 1;
  padding: 12px 10px;
  overflow-y: auto;
}

.nav-label {
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--c-gray-500);
  padding: 12px 12px 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius);
  font-size: .875rem;
  color: var(--c-gray-400);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  user-select: none;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  text-decoration: none;
}

.nav-item:hover  { background: rgba(255,255,255,.07); color: var(--text-on-dark); }
.nav-item.active { background: var(--c-navy-700); color: var(--text-on-dark); }
.nav-item .icon  { font-size: 16px; opacity: .8; }

.sidebar-user {
  padding: 14px 16px;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  gap: 10px;
}
.sidebar-user .avatar {
  width: 32px; height: 32px;
  background: var(--c-navy-700);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-on-dark);
  flex-shrink: 0;
}
.sidebar-user .user-info { flex: 1; min-width: 0; }
.sidebar-user .user-name { font-size: .82rem; font-weight: 500; color: var(--text-on-dark); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-user .user-role { font-size: .72rem; color: var(--c-gray-500); }

/* ---- Topbar ---- */
.topbar {
  background:    var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding:       0 24px;
  height:        56px;
  display:       flex;
  align-items:   center;
  gap:           16px;
  position:      sticky;
  top:           0;
  z-index:       100;
}

.topbar-title {
  flex: 1;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.topbar-actions { display: flex; align-items: center; gap: 8px; }

.btn-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-surface);
  color: var(--text-secondary);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
  font-size: 16px;
}
.btn-icon:hover { border-color: var(--border-strong); color: var(--text-primary); }

/* ---- Contenido principal ---- */
.main-content {
  overflow-y: auto;
  padding: 24px;
}

@media (max-width: 768px) {
  .main-content { padding: 16px; }
}

/* ============================================================
   COMPONENTES
   ============================================================ */

/* Botones */
.btn {
  display:      inline-flex;
  align-items:  center;
  gap:          8px;
  padding:      9px 18px;
  border-radius:var(--radius);
  font-size:    .875rem;
  font-weight:  500;
  cursor:       pointer;
  border:       1px solid transparent;
  transition:   all var(--transition);
  white-space:  nowrap;
  user-select:  none;
}

.btn-primary {
  background: var(--accent);
  color:      var(--text-on-accent);
  border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn-primary:disabled { opacity: .55; cursor: not-allowed; }

.btn-secondary {
  background:   var(--bg-surface);
  color:        var(--text-primary);
  border-color: var(--border-strong);
}
.btn-secondary:hover { background: var(--bg-surface-2); }

.btn-danger  { background: var(--c-red-d); color: #fff; }
.btn-success { background: var(--c-green-d); color: #fff; }
.btn-sm { padding: 5px 12px; font-size: .8rem; }
.btn-lg { padding: 12px 24px; font-size: 1rem; }

/* Cards */
.card {
  background:    var(--bg-surface);
  border:        1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow:    var(--shadow-sm);
}

.card-header {
  padding:       16px 20px;
  border-bottom: 1px solid var(--border);
  display:       flex;
  align-items:   center;
  gap:           12px;
}

.card-title {
  font-size:   1rem;
  font-weight: 600;
  flex: 1;
}

.card-body  { padding: 20px; }
.card-footer { padding: 14px 20px; border-top: 1px solid var(--border); background: var(--bg-surface-2); border-radius: 0 0 var(--radius-lg) var(--radius-lg); }

/* Formularios */
.form-group { margin-bottom: 16px; }
.form-label {
  display:     block;
  font-size:   .82rem;
  font-weight: 500;
  color:       var(--text-secondary);
  margin-bottom: 6px;
}
.form-label .required { color: var(--c-red); margin-left: 3px; }

.form-control {
  width:         100%;
  padding:       9px 12px;
  border:        1px solid var(--border-strong);
  border-radius: var(--radius);
  font-size:     .9rem;
  font-family:   var(--font-sans);
  background:    var(--bg-surface);
  color:         var(--text-primary);
  transition:    border-color var(--transition), box-shadow var(--transition);
  outline:       none;
}
.form-control:focus {
  border-color: var(--accent);
  box-shadow:   0 0 0 3px var(--accent-light);
}
.form-control::placeholder { color: var(--text-muted); }

select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 80px; }

/* Badges de status */
.badge {
  display:       inline-flex;
  align-items:   center;
  gap:           5px;
  padding:       3px 10px;
  border-radius: 20px;
  font-size:     .75rem;
  font-weight:   500;
}
.badge-draft      { background: var(--bg-surface-2); color: var(--text-secondary); border: 1px solid var(--border); }
.badge-in_progress{ background: var(--info-bg);     color: var(--info);    border: 1px solid rgba(49,130,206,.3); }
.badge-completed  { background: var(--success-bg);  color: var(--c-green-d); border: 1px solid rgba(72,187,120,.3); }
.badge-archived   { background: var(--bg-surface-3); color: var(--text-muted); }

/* Tabla */
.table-wrapper { overflow-x: auto; border-radius: var(--radius-lg); border: 1px solid var(--border); }
table { width: 100%; border-collapse: collapse; }
thead th {
  background:  var(--bg-surface-2);
  color:       var(--text-secondary);
  font-size:   .78rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding:     10px 16px;
  text-align:  left;
  border-bottom: 1px solid var(--border);
}
tbody td { padding: 12px 16px; border-bottom: 1px solid var(--border); font-size: .88rem; vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--bg-surface-2); }

/* Alertas */
.alert {
  padding:       12px 16px;
  border-radius: var(--radius);
  font-size:     .875rem;
  display:       flex;
  align-items:   flex-start;
  gap:           10px;
  margin-bottom: 16px;
}
.alert-success { background: var(--success-bg); color: var(--c-green-d); border: 1px solid rgba(72,187,120,.3); }
.alert-danger  { background: var(--danger-bg);  color: var(--c-red-d);   border: 1px solid rgba(252,129,129,.3); }
.alert-warning { background: var(--warning-bg); color: var(--c-amber-d); border: 1px solid rgba(246,173,85,.3); }
.alert-info    { background: var(--info-bg);    color: var(--info);      border: 1px solid rgba(49,130,206,.3); }

/* Autosave indicator */
.autosave-indicator {
  display:    inline-flex;
  align-items:center;
  gap:        6px;
  font-size:  .78rem;
  color:      var(--text-muted);
  padding:    4px 10px;
  border-radius: 20px;
  background: var(--bg-surface-2);
  border:     1px solid var(--border);
}
.autosave-indicator.saving { color: var(--c-amber-d); }
.autosave-indicator.saved  { color: var(--c-green-d); }
.autosave-dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.autosave-indicator.saving .autosave-dot { animation: pulse 1s ease-in-out infinite; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: .4; }
}

/* Camera capture */
.camera-container {
  position:    relative;
  background:  #000;
  border-radius: var(--radius);
  overflow:    hidden;
  aspect-ratio:4/3;
  max-width:   100%;
}
.camera-container video,
.camera-container canvas { width: 100%; height: 100%; object-fit: cover; display: block; }
.camera-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.camera-shutter {
  width: 60px; height: 60px;
  border-radius: 50%;
  background: rgba(255,255,255,.9);
  border: 3px solid #fff;
  cursor: pointer;
  transition: transform var(--transition);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
}
.camera-shutter:hover { transform: scale(1.08); }

/* Firma canvas */
.signature-pad {
  border:        2px solid var(--border-strong);
  border-radius: var(--radius);
  cursor:        crosshair;
  background:    var(--bg-surface);
  width:         100%;
  touch-action:  none;
}

/* Grid de intercambios */
.intercambio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}

.intercambio-card {
  cursor: pointer;
  transition: all var(--transition);
  border-radius: var(--radius-lg);
}
.intercambio-card:hover { box-shadow: var(--shadow); transform: translateY(-1px); border-color: var(--border-strong); }

/* Step progress */
.step-progress {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 24px;
  overflow-x: auto;
  padding-bottom: 4px;
}
.step {
  display:    flex;
  align-items:center;
  gap:        8px;
  flex-shrink:0;
}
.step-dot {
  width:  28px; height: 28px;
  border-radius: 50%;
  border: 2px solid var(--border-strong);
  background: var(--bg-surface);
  color: var(--text-muted);
  font-size: .8rem;
  font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.step.active .step-dot { border-color: var(--accent); background: var(--accent); color: #fff; }
.step.done   .step-dot { border-color: var(--success); background: var(--success); color: #fff; }
.step-label { font-size: .8rem; color: var(--text-muted); white-space: nowrap; }
.step.active .step-label { color: var(--text-primary); font-weight: 500; }
.step-line { flex: 0 0 24px; height: 2px; background: var(--border); margin: 0 4px; }
.step.done + .step-line { background: var(--success); }

/* Toast notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}
.toast {
  padding: 12px 18px;
  border-radius: var(--radius);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  font-size: .875rem;
  display: flex;
  align-items: center;
  gap: 10px;
  pointer-events: auto;
  animation: slideIn .25s ease;
  max-width: 320px;
}
.toast.removing { animation: slideOut .25s ease forwards; }
.toast-success { border-left: 3px solid var(--success); }
.toast-error   { border-left: 3px solid var(--c-red); }
.toast-info    { border-left: 3px solid var(--info); }

@keyframes slideIn  { from { transform: translateX(110%); opacity: 0; } to { transform: none; opacity: 1; } }
@keyframes slideOut { to   { transform: translateX(110%); opacity: 0; } }

/* Constructor de procesos */
.proceso-tree { padding: 8px 0; }
.proceso-node {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 8px;
  background: var(--bg-surface);
  overflow: hidden;
}
.proceso-node-header {
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: grab;
  background: var(--bg-surface-2);
  border-bottom: 1px solid var(--border);
}
.proceso-node-header:active { cursor: grabbing; }
.proceso-node-children { padding: 8px 8px 8px 28px; }
.proceso-tipo-badge { font-size: .7rem; font-weight: 600; padding: 2px 7px; border-radius: 3px; }
.proceso-tipo-proceso    { background: var(--accent-light); color: var(--accent); }
.proceso-tipo-subproceso { background: var(--info-bg);      color: var(--info); }
.proceso-tipo-pregunta   { background: var(--warning-bg);   color: var(--c-amber-d); }

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(4px);
  z-index: 500;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 16px;
  overflow-y: auto;
}
.modal {
  background: var(--bg-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 560px;
  animation: modalIn .2s ease;
}
@keyframes modalIn { from { transform: translateY(-20px); opacity: 0; } to { transform: none; opacity: 1; } }
.modal-header {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
}
.modal-title { font-size: 1.05rem; font-weight: 600; flex: 1; }
.modal-close { background: none; border: none; cursor: pointer; font-size: 20px; color: var(--text-muted); padding: 4px; }
.modal-body   { padding: 20px 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--border); display: flex; gap: 10px; justify-content: flex-end; }

/* Loading spinner */
.spinner {
  width: 22px; height: 22px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Empty state */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}
.empty-state .empty-icon { font-size: 48px; margin-bottom: 12px; }
.empty-state h3 { font-size: 1rem; font-weight: 500; color: var(--text-secondary); margin-bottom: 6px; }
.empty-state p  { font-size: .875rem; }

/* Utilidades */
.flex         { display: flex; }
.flex-col     { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.mt-2  { margin-top: 8px; }
.mt-4  { margin-top: 16px; }
.mt-6  { margin-top: 24px; }
.mb-4  { margin-bottom: 16px; }
.text-sm { font-size: .875rem; }
.text-xs { font-size: .78rem; }
.text-muted { color: var(--text-muted); }
.font-mono { font-family: var(--font-mono); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 640px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}