/* ============================================================
   DEA Campus en Línea — Glassmorphism Design System
   Variables, layout, componentes y animaciones
   ============================================================ */

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

/* ── Variables CSS ──────────────────────────────────────────── */
:root {
  --dea-blue:         #1E88E5;
  --dea-blue-dark:    #1565C0;
  --dea-blue-light:   #42A5F5;
  --dea-dark:         #333333;
  --dea-glass-bg:     rgba(15, 25, 45, 0.65);
  --dea-glass-border: rgba(255, 255, 255, 0.12);
  --dea-text-light:   #F8FAFC;
  --dea-shadow:       0 8px 32px rgba(0, 0, 0, 0.35);
  --dea-shadow-lg:    0 16px 48px rgba(0, 0, 0, 0.50);
  --dea-radius:       16px;
  --dea-radius-sm:    10px;
  --dea-blur:         blur(16px);
  --dea-blur-sm:      blur(10px);

  /* Situaciones — colores de badge */
  --sit-1: #90A4AE;  /* Contactados */
  --sit-2: #EF5350;  /* No interesado */
  --sit-3: #FFB74D;  /* En espera sesión */
  --sit-4: #BA68C8;  /* En espera GC */
  --sit-5: #4DB6AC;  /* Ya en GC */
  --sit-6: #A1887F;  /* Baja de GC */
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: var(--dea-text-light);
  min-height: 100vh;
  overflow-x: hidden;
  background: linear-gradient(135deg, #0D1B2A 0%, #1a2942 35%, #0e2150 65%, #1565C0 100%);
  background-attachment: fixed;
}

/* ── Fondo animado ──────────────────────────────────────────── */
.bg-animated {
  position: fixed; inset: 0; z-index: -1; overflow: hidden;
}
.bg-animated::before,
.bg-animated::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
  animation: floatBg 18s ease-in-out infinite alternate;
}
.bg-animated::before {
  width: 600px; height: 600px;
  background: var(--dea-blue);
  top: -150px; left: -150px;
}
.bg-animated::after {
  width: 500px; height: 500px;
  background: #7C4DFF;
  bottom: -100px; right: -100px;
  animation-delay: -9s;
}
@keyframes floatBg {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(60px, 40px) scale(1.15); }
}

/* ── Glassmorphism ──────────────────────────────────────────── */
.glass-card {
  background:    var(--dea-glass-bg);
  border:        1px solid var(--dea-glass-border);
  border-radius: var(--dea-radius);
  backdrop-filter: var(--dea-blur);
  -webkit-backdrop-filter: var(--dea-blur);
  box-shadow:    var(--dea-shadow);
  transition:    box-shadow .3s ease, transform .3s ease;
}
.glass-card:hover {
  box-shadow: var(--dea-shadow-lg);
}

.glass-sidebar {
  background:    rgba(255,255,255,0.12);
  border-right:  1px solid var(--dea-glass-border);
  backdrop-filter: var(--dea-blur);
  -webkit-backdrop-filter: var(--dea-blur);
}

/* ── Layout App ─────────────────────────────────────────────── */
.app-wrapper {
  display: flex;
  min-height: 100vh;
}

/* ── Sidebar ────────────────────────────────────────────────── */
#sidebar {
  width: 260px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 1.5rem 1rem;
  transition: width .3s ease;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .5rem .75rem 1.5rem;
  border-bottom: 1px solid var(--dea-glass-border);
  margin-bottom: 1.5rem;
}
.sidebar-logo .logo-icon {
  width: 42px; height: 42px;
  background: var(--dea-blue);
  border-radius: 12px;
  display: grid; place-items: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}
.sidebar-logo .logo-text {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: .5px;
  line-height: 1.2;
  color: #fff;
}
.sidebar-logo .logo-sub {
  font-size: .75rem;
  opacity: .8;
  font-weight: 500;
}

.nav-section-label {
  font-size: .65rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  opacity: .55;
  text-transform: uppercase;
  padding: .5rem .75rem .25rem;
  margin-top: .5rem;
}

.nav-link-dea {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .65rem .75rem;
  border-radius: var(--dea-radius-sm);
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  font-weight: 500;
  font-size: .88rem;
  transition: background .2s ease, color .2s ease, transform .2s ease;
  margin-bottom: .15rem;
}
.nav-link-dea:hover {
  background: rgba(255,255,255,0.15);
  color: #fff;
  transform: translateX(4px);
}
.nav-link-dea.active {
  background: var(--dea-blue);
  color: #fff;
  box-shadow: 0 4px 15px rgba(30,136,229,.4);
}
.nav-link-dea .nav-icon {
  font-size: 1.1rem;
  width: 22px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar-footer {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--dea-glass-border);
}
.sidebar-user {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .5rem .75rem;
}
.sidebar-user .avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--dea-blue);
  display: grid; place-items: center;
  font-weight: 700;
  font-size: .9rem;
  flex-shrink: 0;
}
.sidebar-user .user-info .user-name {
  font-size: .85rem;
  font-weight: 600;
}
.sidebar-user .user-info .user-role {
  font-size: .7rem;
  opacity: .65;
  text-transform: capitalize;
}

/* ── Contenido principal ────────────────────────────────────── */
#main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.page-header {
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.page-header h1 {
  font-size: 1.5rem;
  font-weight: 800;
  margin: 0;
  color: #fff;
  letter-spacing: -0.5px;
}
.page-body {
  flex: 1;
  padding: 1.5rem 1.75rem;
  overflow-y: auto;
}

/* ── Login page ─────────────────────────────────────────────── */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.login-card {
  width: 100%;
  max-width: 420px;
  padding: 2.5rem 2rem;
}
.login-logo-wrap {
  text-align: center;
  margin-bottom: 1.75rem;
}
.login-logo-circle {
  width: 72px; height: 72px;
  background: linear-gradient(135deg, var(--dea-blue) 0%, #7C4DFF 100%);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: .75rem;
  box-shadow: 0 8px 24px rgba(30,136,229,.5);
}
.login-logo-wrap h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 0;
}
.login-logo-wrap p {
  font-size: .82rem;
  opacity: .7;
  margin: .25rem 0 0;
}

/* ── Formularios glass ──────────────────────────────────────── */
.form-control-glass {
  background:    rgba(255,255,255,0.12);
  border:        1px solid rgba(255,255,255,0.25);
  border-radius: var(--dea-radius-sm);
  color:         #fff;
  padding:       .6rem .9rem;
  width:         100%;
  transition:    border-color .2s, box-shadow .2s;
  font-family:   inherit;
  font-size:     .875rem;
}
.form-control-glass::placeholder { color: rgba(255,255,255,0.45); }
.form-control-glass:focus {
  outline:      none;
  border-color: var(--dea-blue);
  box-shadow:   0 0 0 3px rgba(30,136,229,.25);
  background:   rgba(255,255,255,0.18);
}
.form-control-glass option {
  background: #1a2942;
  color: #fff;
}

.form-label-glass {
  display:       block;
  font-size:     .78rem;
  font-weight:   600;
  letter-spacing:.5px;
  opacity:       .8;
  margin-bottom: .35rem;
  text-transform: uppercase;
}

/* ── Botones ────────────────────────────────────────────────── */
.btn-dea {
  background:    var(--dea-blue);
  color:         #fff;
  border:        none;
  border-radius: var(--dea-radius-sm);
  padding:       .6rem 1.25rem;
  font-weight:   600;
  font-size:     .875rem;
  cursor:        pointer;
  transition:    background .2s, transform .15s, box-shadow .2s;
  display:       inline-flex;
  align-items:   center;
  gap:           .4rem;
  font-family:   inherit;
}
.btn-dea:hover {
  background: var(--dea-blue-dark);
  transform:  translateY(-1px);
  box-shadow: 0 4px 16px rgba(30,136,229,.4);
}
.btn-dea:active { transform: translateY(0); }

.btn-dea-outline {
  background:    transparent;
  color:         rgba(255,255,255,.85);
  border:        1px solid rgba(255,255,255,.3);
  border-radius: var(--dea-radius-sm);
  padding:       .55rem 1.1rem;
  font-weight:   500;
  font-size:     .875rem;
  cursor:        pointer;
  transition:    all .2s;
  font-family:   inherit;
  display:       inline-flex;
  align-items:   center;
  gap:           .4rem;
}
.btn-dea-outline:hover {
  background:    rgba(255,255,255,.12);
  border-color:  rgba(255,255,255,.5);
  color:         #fff;
}

.btn-dea-danger {
  background: #c62828;
  color: #fff;
  border: none;
  border-radius: var(--dea-radius-sm);
  padding: .55rem 1.1rem;
  font-weight: 600;
  font-size: .82rem;
  cursor: pointer;
  transition: background .2s;
  font-family: inherit;
}
.btn-dea-danger:hover { background: #b71c1c; }

.btn-icon {
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 8px;
  width: 32px; height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all .2s;
  color: rgba(255,255,255,.8);
  font-size: .9rem;
}
.btn-icon:hover {
  background: rgba(255,255,255,.22);
  color: #fff;
}
.btn-icon.danger:hover { background: rgba(198,40,40,.4); }

/* ── Tabla ──────────────────────────────────────────────────── */
.table-glass {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: .83rem;
}
.table-glass thead tr {
  background: rgba(255,255,255,0.12);
}
.table-glass thead th {
  padding: .85rem 1rem;
  font-weight: 700;
  font-size: .75rem;
  letter-spacing: .8px;
  text-transform: uppercase;
  color: #fff;
  opacity: .9;
  border-bottom: 1px solid rgba(255,255,255,.15);
  white-space: nowrap;
}
.table-glass tbody tr {
  transition: background .15s;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.table-glass tbody tr:hover {
  background: rgba(255,255,255,0.08);
}
.table-glass tbody td {
  padding: .7rem 1rem;
  vertical-align: middle;
}
.table-glass tfoot tr {
  background: rgba(255,255,255,.06);
}
.table-glass tfoot td {
  padding: .6rem 1rem;
  font-size: .78rem;
  opacity: .7;
}

.table-wrapper {
  overflow-x: auto;
  border-radius: var(--dea-radius);
}

/* ── Badges de situación ────────────────────────────────────── */
.badge-sit {
  display:       inline-block;
  padding:       .25em .7em;
  border-radius: 999px;
  font-size:     .72rem;
  font-weight:   600;
  white-space:   nowrap;
}
.badge-sit-1 { background: rgba(120,144,156,.3); color: #B0BEC5; border: 1px solid var(--sit-1); }
.badge-sit-2 { background: rgba(239,83,80,.25);  color: #EF9A9A; border: 1px solid var(--sit-2); }
.badge-sit-3 { background: rgba(255,167,38,.25); color: #FFCC80; border: 1px solid var(--sit-3); }
.badge-sit-4 { background: rgba(171,71,188,.25); color: #CE93D8; border: 1px solid var(--sit-4); }
.badge-sit-5 { background: rgba(38,166,154,.25); color: #80CBC4; border: 1px solid var(--sit-5); }
.badge-sit-6 { background: rgba(141,110,99,.25); color: #BCAAA4; border: 1px solid var(--sit-6); }

/* ── Modales ────────────────────────────────────────────────── */
.modal-overlay {
  position:    fixed;
  inset:       0;
  background:  rgba(0,0,0,0.55);
  backdrop-filter: var(--dea-blur-sm);
  -webkit-backdrop-filter: var(--dea-blur-sm);
  z-index:     9999;
  display:     flex;
  align-items: center;
  justify-content: center;
  padding:     1rem;
  opacity:     0;
  visibility:  hidden;
  transition:  opacity .25s ease, visibility .25s ease;
}
.modal-overlay.active {
  opacity:    1;
  visibility: visible;
}
.modal-box {
  background:    rgba(15, 30, 60, 0.92);
  border:        1px solid rgba(255,255,255,.2);
  border-radius: var(--dea-radius);
  backdrop-filter: var(--dea-blur);
  -webkit-backdrop-filter: var(--dea-blur);
  box-shadow:    var(--dea-shadow-lg);
  width:         100%;
  max-width:     520px;
  max-height:    90vh;
  overflow-y:    auto;
  transform:     scale(0.94) translateY(12px);
  transition:    transform .25s ease;
}
.modal-overlay.active .modal-box {
  transform: scale(1) translateY(0);
}
.modal-header {
  padding:       1.25rem 1.5rem 1rem;
  border-bottom: 1px solid rgba(255,255,255,.12);
  display:       flex;
  align-items:   center;
  justify-content: space-between;
}
.modal-header h5 {
  font-size:  1rem;
  font-weight: 700;
  margin: 0;
}
.modal-close {
  background: transparent;
  border: none;
  color: rgba(255,255,255,.6);
  font-size: 1.3rem;
  cursor: pointer;
  transition: color .2s;
  line-height: 1;
}
.modal-close:hover { color: #fff; }
.modal-body   { padding: 1.25rem 1.5rem; }
.modal-footer {
  padding:    1rem 1.5rem;
  border-top: 1px solid rgba(255,255,255,.12);
  display:    flex;
  justify-content: flex-end;
  gap:        .75rem;
}

/* ── Toast / Alertas ────────────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: .6rem;
}
.toast-msg {
  background:    rgba(15, 30, 60, 0.95);
  border-left:   4px solid var(--dea-blue);
  border-radius: 10px;
  padding:       .85rem 1.25rem;
  min-width:     240px;
  max-width:     360px;
  font-size:     .85rem;
  font-weight:   500;
  box-shadow:    var(--dea-shadow);
  animation:     slideInToast .3s ease;
  display:       flex;
  align-items:   center;
  gap:           .6rem;
}
.toast-msg.success { border-color: #26A69A; }
.toast-msg.error   { border-color: #EF5350; }
.toast-msg.warning { border-color: #FFA726; }
@keyframes slideInToast {
  from { transform: translateX(100%); opacity: 0; }
  to   { transform: translateX(0);    opacity: 1; }
}

/* ── Stats cards ────────────────────────────────────────────── */
.stat-card {
  border-radius: var(--dea-radius);
  padding:       1.25rem;
  background:    rgba(255,255,255,.1);
  border:        1px solid rgba(255,255,255,.15);
  position:      relative;
  overflow:      hidden;
  transition:    transform .2s;
}
.stat-card:hover { transform: translateY(-2px); }
.stat-card .stat-icon {
  font-size: 2rem;
  opacity: .25;
  position: absolute;
  top: .75rem;
  right: 1rem;
}
.stat-card .stat-number {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: .25rem;
}
.stat-card .stat-label {
  font-size: .78rem;
  opacity: .7;
  font-weight: 500;
}

/* ── Buscador ───────────────────────────────────────────────── */
.search-box {
  position: relative;
  flex: 1;
  max-width: 320px;
}
.search-box input {
  padding-left: 2.2rem !important;
}
.search-box .search-icon {
  position: absolute;
  left: .7rem;
  top: 50%;
  transform: translateY(-50%);
  opacity: .5;
  pointer-events: none;
}

/* ── Filtro pills ───────────────────────────────────────────── */
.filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
}
.pill {
  padding:       .35rem .85rem;
  border-radius: 999px;
  font-size:     .75rem;
  font-weight:   600;
  cursor:        pointer;
  border:        1px solid rgba(255,255,255,.25);
  background:    rgba(255,255,255,.1);
  color:         rgba(255,255,255,.8);
  transition:    all .2s;
  white-space:   nowrap;
}
.pill:hover   { background: rgba(255,255,255,.18); color: #fff; }
.pill.active  { background: var(--dea-blue); border-color: var(--dea-blue); color: #fff; }

/* ── Accordion de semanas ───────────────────────────────────── */
.week-accordion { margin-bottom: 1rem; }
.week-header {
  display:       flex;
  align-items:   center;
  justify-content: space-between;
  padding:       .85rem 1.25rem;
  background:    rgba(255,255,255,.12);
  border-radius: var(--dea-radius-sm);
  cursor:        pointer;
  transition:    background .2s;
  font-weight:   600;
  font-size:     .9rem;
}
.week-header:hover  { background: rgba(255,255,255,.18); }
.week-body {
  padding:       1rem;
  display:       flex;
  flex-direction: column;
  gap:           .75rem;
  animation:     fadeIn .25s ease;
}
.sesion-card {
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--dea-radius-sm);
  padding: 1rem 1.25rem;
  transition: background .2s;
}
.sesion-card:hover { background: rgba(255,255,255,.11); }

/* ── Utilidades ─────────────────────────────────────────────── */
.text-muted-dea { opacity: .75; font-size: .8rem; font-weight: 400; }
.text-blue      { color: var(--dea-blue-light); }
.divider        { border: none; border-top: 1px solid rgba(255,255,255,.12); margin: 1rem 0; }

.loading-spinner {
  width: 36px; height: 36px;
  border: 3px solid rgba(255,255,255,.2);
  border-top-color: var(--dea-blue);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  margin: 2rem auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  opacity: .55;
}
.empty-state .empty-icon { font-size: 3rem; margin-bottom: .75rem; }
.empty-state p { font-size: .9rem; }

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

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 768px) {
  #sidebar { width: 220px; }
  .page-body { padding: 1rem; }
  .page-header { padding: 1rem; }
}

@media (max-width: 600px) {
  .app-wrapper { flex-direction: column; }
  #sidebar { width: 100%; height: auto; min-height: unset; position: relative; }
  .sidebar-footer { display: none; }
}

/* ── Scrollbar personalizado ────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: rgba(255,255,255,.05); border-radius: 3px; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,.2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.35); }