/* PRĀPTI YOGA STUDIO — Administrative & Portal Stylesheet
 * Palette applied from brand identity guidelines:
 * - FONDO: #D8CFC5
 * - TEXTO PPAL: #313340
 * - DETALLES: #B59F72
 * - TEXTO SECUNDARIO: #4E4740
 * - ELEMENTOS NEUTROS / FONDO SECUNDARIO: #BF7E6F
 */

:root {
  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;

  --color-bg: #D8CFC5;
  --color-surface: #FFFFFF;
  --color-surface-hover: #F2ECE5;
  --color-surface-subtle: #EBE4DC;

  --color-text-main: #313340;
  --color-text-muted: #4E4740;

  --color-accent-gold: #B59F72;
  --color-accent-gold-hover: #9E885D;
  --color-accent-terracotta: #BF7E6F;
  --color-accent-terracotta-hover: #AA6758;

  --color-sidebar: #313340;
  --color-sidebar-text: #D8CFC5;
  --color-sidebar-muted: #9A9590;

  --color-border: #C8BFB5;
  --color-border-light: #E4DDD6;

  --color-success-bg: #E4EAE2;
  --color-success-text: #2B4E2E;
  --color-warning-bg: #F7EEE2;
  --color-warning-text: #845B19;
  --color-danger-bg: #F8E7E4;
  --color-danger-text: #8A2C1E;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow-subtle: 0 4px 18px rgba(49, 51, 64, 0.05);
  --shadow-hover: 0 8px 25px rgba(49, 51, 64, 0.1);
}

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

html {
  overflow-x: hidden !important;
  max-width: 100vw;
  width: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text-main);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden !important;
  max-width: 100vw;
  width: 100%;
  position: relative;
}

/* Layout Shell */
.app-layout {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.app-sidebar {
  width: 270px;
  background-color: var(--color-sidebar);
  color: var(--color-sidebar-text);
  display: flex;
  flex-direction: column;
  padding: 2rem 1.25rem;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-bottom: 1.75rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid rgba(216, 207, 197, 0.15);
}

.sidebar-brand img {
  height: 48px;
  max-width: 100%;
  width: auto;
  object-fit: contain;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1rem;
  color: var(--color-sidebar-muted);
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

.nav-item:hover {
  color: #FFFFFF;
  background-color: rgba(255, 255, 255, 0.06);
}

.nav-item.active {
  background-color: rgba(181, 159, 114, 0.15);
  color: var(--color-accent-gold);
  font-weight: 600;
  border-left: 3px solid var(--color-accent-gold);
}

.sidebar-footer {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(216, 207, 197, 0.15);
}

.user-badge {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-sm);
}

.avatar-circle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-accent-gold);
  color: var(--color-sidebar);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}

.user-info {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.user-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: #FFFFFF;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.user-role {
  font-size: 0.75rem;
  color: var(--color-sidebar-muted);
  text-transform: capitalize;
}

/* Main Content Area */
.app-main {
  margin-left: 270px;
  flex: 1;
  padding: 2.5rem 3rem;
  max-width: 1400px;
}

/* Header Bar */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 2rem;
}

.page-title {
  font-family: var(--font-heading);
  font-size: 2.35rem;
  font-weight: 600;
  color: var(--color-text-main);
  letter-spacing: -0.01em;
}

.page-subtitle {
  color: var(--color-text-muted);
  font-size: 0.925rem;
  margin-top: 0.25rem;
}

/* Metrics / KPI Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.25rem;
}

.metric-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-subtle);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
}

.metric-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.metric-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-text-muted);
  font-size: 0.775rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.metric-value {
  font-family: var(--font-heading);
  font-size: 2.6rem;
  font-weight: 600;
  color: var(--color-text-main);
  line-height: 1.1;
}

.metric-footer {
  margin-top: 0.75rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* Content Cards */
.content-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-subtle);
  margin-bottom: 2rem;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border-light);
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--color-text-main);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.35rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
  border: none;
}

.btn-terracotta {
  background-color: var(--color-accent-terracotta);
  color: #FFFFFF;
}

.btn-terracotta:hover {
  background-color: var(--color-accent-terracotta-hover);
  transform: translateY(-1px);
}

.btn-gold, .btn-clay, .btn-primary {
  background-color: var(--color-accent-gold);
  color: var(--color-sidebar);
}

.btn-gold:hover, .btn-clay:hover, .btn-primary:hover {
  background-color: var(--color-accent-gold-hover);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-main);
}

.btn-outline:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-text-muted);
}

.btn-sm {
  padding: 0.4rem 0.85rem;
  font-size: 0.8rem;
}

.btn-danger {
  background-color: var(--color-danger-bg);
  color: var(--color-danger-text);
  border: 1px solid #F2D2CD;
}

.btn-danger:hover {
  background-color: #F3D5D0;
}

.btn-whatsapp {
  background: #25D366;
  background: linear-gradient(135deg, #25D366 0%, #1EBE5D 100%);
  color: #FFFFFF !important;
  font-weight: 600;
  border: none;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
}

.btn-whatsapp:hover {
  background: linear-gradient(135deg, #22C55E 0%, #16A34A 100%);
  color: #FFFFFF !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(37, 211, 102, 0.4);
}

.btn-key {
  background-color: rgba(181, 159, 114, 0.12);
  color: #7E6532;
  border: 1px solid rgba(181, 159, 114, 0.35);
}

.btn-key:hover {
  background-color: rgba(181, 159, 114, 0.25);
  color: #5C471E;
}

/* Input groups & Credential box */
.input-group {
  display: flex;
  gap: 0.5rem;
  align-items: stretch;
  width: 100%;
}

.input-group .form-control {
  flex: 1;
}

/* Luxury Credential Modal Design */
.credential-modal-body {
  text-align: center;
}

.credential-icon-aura {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(191, 126, 111, 0.12);
  color: var(--color-accent-terracotta);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.credential-card-clean {
  background: #FAF7F2;
  border: 1px solid #EBE4DC;
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  text-align: left;
}

.credential-field-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
}

.credential-field-row:not(:last-child) {
  border-bottom: 1px solid rgba(200, 191, 181, 0.3);
}

.credential-field-label {
  font-size: 0.775rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

.credential-field-val {
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--color-text-main);
  text-align: right;
}

.password-highlight-box {
  background: #FFFFFF;
  border: 1.5px dashed var(--color-accent-terracotta);
  border-radius: var(--radius-sm);
  padding: 0.65rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 0.75rem;
}

.password-highlight-text {
  font-family: 'SF Mono', Monaco, Consolas, 'Courier New', monospace;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-accent-terracotta);
  letter-spacing: 0.08em;
}

.btn-copy-pill {
  background: rgba(181, 159, 114, 0.12);
  border: 1px solid rgba(181, 159, 114, 0.35);
  color: #7E6532;
  border-radius: 50px;
  padding: 0.35rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.2s ease;
}

.btn-copy-pill:hover {
  background: rgba(181, 159, 114, 0.25);
  color: #5C471E;
}

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.data-table th {
  background: var(--color-surface-subtle);
  color: var(--color-text-muted);
  font-weight: 700;
  font-size: 0.775rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--color-border);
}

.data-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text-main);
  vertical-align: middle;
}

.data-table tbody tr:hover {
  background-color: var(--color-surface-hover);
}

/* Status Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.badge-pagado, .badge-activo, .badge-publicado {
  background-color: var(--color-success-bg);
  color: var(--color-success-text);
}

.badge-pendiente, .badge-borrador {
  background-color: var(--color-warning-bg);
  color: var(--color-warning-text);
}

.badge-vencido, .badge-inactivo {
  background-color: var(--color-danger-bg);
  color: var(--color-danger-text);
}

/* Video Grid & Cards */
.videos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.75rem;
}

.video-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.video-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.video-preview-wrapper {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  background: #1E1B18;
}

.video-preview-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-card-body {
  padding: 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.video-category {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-accent-terracotta);
  letter-spacing: 0.06em;
  margin-bottom: 0.35rem;
}

.video-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 0.5rem;
  color: var(--color-text-main);
}

.video-description {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.video-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border-light);
}

.video-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

/* Forms & Controls */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 0.4rem;
}

.form-control, select.form-control, textarea.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: #FFFFFF;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-text-main);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent-terracotta);
  box-shadow: 0 0 0 3px rgba(191, 126, 111, 0.15);
}

/* Modal */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(49, 51, 64, 0.65);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 620px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2rem;
  box-shadow: 0 20px 50px rgba(49, 51, 64, 0.25);
  transform: translateY(20px);
  transition: transform 0.25s ease;
}

.modal-backdrop.active .modal-content {
  transform: translateY(0);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  font-weight: 600;
  color: var(--color-text-main);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-text-muted);
}

/* Alerts */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
}

.alert-success {
  background-color: var(--color-success-bg);
  color: var(--color-success-text);
  border: 1px solid #CBDBC9;
}

.alert-danger {
  background-color: var(--color-danger-bg);
  color: var(--color-danger-text);
  border: 1px solid #F2D2CD;
}

/* Login Page — Diseño Orgánico, Vivo y Espiritual */
.login-body {
  background-color: var(--color-bg);
  background-image: 
    radial-gradient(circle at 50% 20%, rgba(181, 159, 114, 0.15) 0%, transparent 60%),
    radial-gradient(circle at 80% 80%, rgba(191, 126, 111, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 10% 90%, rgba(181, 159, 114, 0.12) 0%, transparent 50%);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
}

.login-aura {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(181, 159, 114, 0.25) 0%, rgba(216, 207, 197, 0) 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: auraBreathing 8s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes auraBreathing {
  0% { transform: translate(-50%, -50%) scale(0.9); opacity: 0.5; }
  100% { transform: translate(-50%, -50%) scale(1.15); opacity: 0.85; }
}

.login-card {
  background: #FFFFFF;
  border-radius: 24px;
  width: 100%;
  max-width: 440px;
  padding: 3.25rem 2.5rem;
  box-shadow: 
    0 25px 50px -12px rgba(49, 51, 64, 0.12),
    0 4px 16px rgba(181, 159, 114, 0.08);
  border: 1px solid rgba(181, 159, 114, 0.25);
  border-top: 3px solid var(--color-accent-gold);
  text-align: center;
  position: relative;
  z-index: 2;
  backdrop-filter: blur(10px);
}

.login-logo {
  max-width: 120px;
  height: auto;
  margin-bottom: 1.25rem;
  filter: drop-shadow(0 2px 8px rgba(49, 51, 64, 0.06));
}

.login-title {
  font-family: var(--font-heading);
  font-size: 2.1rem;
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 0.25rem;
  letter-spacing: 0.02em;
}

.login-subtitle {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 2.25rem;
  font-weight: 400;
}

@media (max-width: 992px) {
  .app-sidebar {
    transform: translateX(-100%);
  }
  .app-sidebar.open {
    transform: translateX(0);
  }
  .app-main {
    margin-left: 0;
    padding: 1.5rem;
  }
}

/* Mobile Portal Student Specific Styles */
@media (max-width: 768px) {
  .alumno-header {
    padding: 1rem 1.25rem !important;
    flex-wrap: wrap;
    gap: 0.75rem;
  }
  .alumno-brand span {
    font-size: 1.1rem !important;
  }
  .alumno-brand img {
    height: 32px !important;
  }
  .alumno-container {
    padding: 0 1rem !important;
    margin: 1.25rem auto !important;
  }
  .player-section {
    margin-bottom: 1.5rem !important;
    border-radius: var(--radius-md) !important;
  }
  .player-section > div:last-child {
    padding: 1.25rem 1rem !important;
  }
  .videos-grid {
    grid-template-columns: 1fr !important;
    gap: 1.25rem !important;
  }
  .category-chips-scroll {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    white-space: nowrap;
    padding-bottom: 0.5rem;
    -webkit-overflow-scrolling: touch;
  }
}