/* ── Variables de marca e2 ───────────────────────────────────────────────── */
:root {
  --e2-green:       #8DC63F;   /* Verde lima e2 (círculo del "2") */
  --e2-green-dark:  #6FA32E;   /* Verde oscuro para hover */
  --e2-green-xdark: #527A22;   /* Verde muy oscuro */
  --e2-green-light: #F2F9E4;   /* Verde muy claro para fondos */
  --e2-green-mid:   #C8E89A;   /* Verde medio para bordes/acentos */
  --e2-gray:        #606060;   /* Gris corporativo e2 */
  --e2-gray-dark:   #3D3D3D;   /* Gris oscuro navbar */
  --e2-gray-mid:    #909090;   /* Gris medio */
  --e2-gray-light:  #F5F5F5;   /* Gris claro fondos */
  --e2-white:       #FFFFFF;
  --e2-text:        #333333;
  --e2-shadow:      rgba(0,0,0,.10);
}

/* ── General ─────────────────────────────────────────────────────────────── */
body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  color: var(--e2-text);
  background: var(--e2-gray-light);
}

/* ── Navbar ──────────────────────────────────────────────────────────────── */
.e2-navbar {
  background: var(--e2-gray-dark) !important;
  border-bottom: 3px solid var(--e2-green);
}
.e2-navbar .navbar-brand img {
  height: 38px;
  filter: brightness(1.05);
}
.e2-navbar .btn-outline-light:hover {
  background: var(--e2-green);
  border-color: var(--e2-green);
  color: #fff;
}

/* ── Botones primarios ───────────────────────────────────────────────────── */
.btn-primary {
  background: var(--e2-green) !important;
  border-color: var(--e2-green) !important;
  color: #fff !important;
  font-weight: 600;
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--e2-green-dark) !important;
  border-color: var(--e2-green-dark) !important;
}
.btn-success {
  background: var(--e2-green-dark) !important;
  border-color: var(--e2-green-dark) !important;
  color: #fff !important;
  font-weight: 600;
}
.btn-success:hover {
  background: var(--e2-green-xdark) !important;
  border-color: var(--e2-green-xdark) !important;
}
.btn-outline-primary {
  color: var(--e2-green) !important;
  border-color: var(--e2-green) !important;
}
.btn-outline-primary:hover {
  background: var(--e2-green) !important;
  color: #fff !important;
}
.btn-outline-success {
  color: var(--e2-green-dark) !important;
  border-color: var(--e2-green-dark) !important;
}
.btn-outline-success:hover {
  background: var(--e2-green-dark) !important;
  color: #fff !important;
}

/* ── Form controls focus ─────────────────────────────────────────────────── */
.form-control:focus, .form-select:focus {
  border-color: var(--e2-green) !important;
  box-shadow: 0 0 0 .2rem rgba(141,198,63,.25) !important;
}
.form-check-input:checked {
  background-color: var(--e2-green) !important;
  border-color: var(--e2-green) !important;
}

/* ── Drop Zone ───────────────────────────────────────────────────────────── */
.drop-zone {
  border: 2px dashed var(--e2-green-mid);
  border-radius: 12px;
  padding: 2rem 1rem;
  text-align: center;
  background: var(--e2-green-light);
  cursor: pointer;
  transition: all .2s;
}
.drop-zone:hover, .drop-zone.drag-over {
  border-color: var(--e2-green);
  background: #e8f5d0;
}

.file-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  background: #fff;
  border: 1px solid #dee2e6;
  border-radius: 8px;
  padding: .4rem .75rem;
  font-size: .85rem;
  margin-bottom: .35rem;
}
.file-item .remove-file {
  margin-left: auto;
  cursor: pointer;
  color: #dc3545;
  border: none;
  background: none;
  padding: 0;
  font-size: 1rem;
  line-height: 1;
}

/* ── Tarjeta principal (vista pública) ───────────────────────────────────── */
.card {
  border: none !important;
  border-top: 4px solid var(--e2-green) !important;
}

/* ── Hero vista pública ──────────────────────────────────────────────────── */
.public-hero {
  background: var(--e2-green-light);
  padding: 2.5rem 0 2rem;
  margin-bottom: 2rem;
  border-bottom: 3px solid var(--e2-green);
}
.public-hero h2 { color: var(--e2-gray-dark); font-weight: 700; }
.public-hero p  { color: var(--e2-gray); }

/* ── Login Overlay ───────────────────────────────────────────────────────── */
.login-overlay {
  position: fixed; inset: 0;
  background: linear-gradient(135deg, var(--e2-gray-dark) 0%, #525252 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}
.login-card {
  background: #fff;
  border-radius: 16px;
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 20px 60px rgba(0,0,0,.3);
  border-top: 5px solid var(--e2-green);
}
.login-logo {
  max-height: 52px;
  margin-bottom: .5rem;
}

/* ── Admin Layout ────────────────────────────────────────────────────────── */
.admin-layout {
  display: grid;
  grid-template-columns: 320px 1fr 300px;
  height: 100%;
  overflow: hidden;
}
.doc-list-panel {
  border-right: 1px solid #e0e0e0;
  background: #fff;
  overflow: hidden;
}
.pdf-viewer-panel {
  overflow: hidden;
  background: #f0f0f0;
}
.sign-panel {
  border-left: 1px solid #e0e0e0;
  background: #fff;
}

/* ── Document List Items ─────────────────────────────────────────────────── */
.doc-item {
  border: 1px solid #e9ecef;
  border-radius: 8px;
  padding: .65rem .75rem;
  margin-bottom: .4rem;
  cursor: pointer;
  transition: all .15s;
  background: #fff;
}
.doc-item:hover {
  border-color: var(--e2-green-mid);
  background: var(--e2-green-light);
}
.doc-item.active {
  border-color: var(--e2-green);
  background: var(--e2-green-light);
  border-left: 4px solid var(--e2-green);
}
.doc-item .doc-name {
  font-size: .85rem;
  font-weight: 600;
  color: var(--e2-gray-dark);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}
.doc-item .doc-meta {
  font-size: .75rem;
  color: var(--e2-gray-mid);
  margin-top: .15rem;
}

.badge-pendiente {
  background: #fff8e1;
  color: #8a6300;
  border: 1px solid #ffc107;
  font-size: .72rem;
  padding: .2rem .5rem;
  border-radius: 20px;
}
.badge-firmado {
  background: var(--e2-green-light);
  color: var(--e2-green-xdark);
  border: 1px solid var(--e2-green);
  font-size: .72rem;
  padding: .2rem .5rem;
  border-radius: 20px;
}

/* ── Filter Buttons ──────────────────────────────────────────────────────── */
.filter-btn.active {
  background: var(--e2-green) !important;
  border-color: var(--e2-green) !important;
  color: #fff !important;
}
.btn-outline-secondary:hover {
  border-color: var(--e2-green) !important;
  color: var(--e2-green) !important;
  background: transparent !important;
}

/* ── PDF Toolbar ─────────────────────────────────────────────────────────── */
.pdf-toolbar {
  background: var(--e2-gray-dark) !important;
  border-bottom: 2px solid var(--e2-green) !important;
}
.pdf-toolbar .btn-outline-secondary {
  border-color: #666 !important;
  color: #ccc !important;
}
.pdf-toolbar .btn-outline-secondary:hover {
  background: var(--e2-green) !important;
  border-color: var(--e2-green) !important;
  color: #fff !important;
}
#zoomLevel, #pageInfo { color: #ccc !important; }

/* ── PDF Viewer Canvas ───────────────────────────────────────────────────── */
#pdfContainer canvas {
  box-shadow: 0 4px 20px rgba(0,0,0,.25);
  border-radius: 4px;
}

/* ── Signature Canvas ────────────────────────────────────────────────────── */
.canvas-container {
  background: #fff;
  overflow: hidden;
  border-radius: 8px !important;
  border: 2px solid var(--e2-green-mid) !important;
}
#signatureCanvas {
  display: block;
  width: 100%;
  height: 120px;
  cursor: crosshair;
  touch-action: none;
}

/* ── Position Grid ───────────────────────────────────────────────────────── */
.position-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  background: var(--e2-gray-light);
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 6px;
}
.pos-btn {
  height: 28px;
  border-radius: 4px;
  border: 2px solid #ddd;
  background: #fff;
  cursor: pointer;
  transition: all .15s;
}
.pos-btn:hover { border-color: var(--e2-green-mid); background: var(--e2-green-light); }
.pos-btn.active { border-color: var(--e2-green); background: var(--e2-green); }

/* ── Panel de firma labels ───────────────────────────────────────────────── */
.sign-panel h6 { color: var(--e2-gray) !important; }
.sign-panel .form-label { color: var(--e2-gray-dark); }

/* ── Spinner overlay ─────────────────────────────────────────────────────── */
.signing-spinner {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.55);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 8888;
  color: #fff;
}

/* ── Scrollbar personalizado ─────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #f0f0f0; }
::-webkit-scrollbar-thumb { background: var(--e2-green-mid); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--e2-green); }

/* ── Radio buttons (tamaño firma) ────────────────────────────────────────── */
.btn-check:checked + .btn-outline-secondary {
  background: var(--e2-green) !important;
  border-color: var(--e2-green) !important;
  color: #fff !important;
}