/* ============================================
   OFIMA BRAND COLORS - Manual de Marca 2024
   ============================================ */
:root {
  /* Primary Colors */
  --ofima-blue-transform: #007EC3;
  --ofima-grey-tech: #CCCCCC;
  --ofima-blue-deep: #122945;
  
  /* Secondary Colors */
  --ofima-purple-intense: #662DC0;
  --ofima-blue-expert: #003C6A;
  --ofima-blue-calm: #1C64DE;
  --ofima-blue-electric: #00BED0;
  --ofima-green-energetic: #3AC15A;
  --ofima-yellow-vibrant: #FDC300;
  
  /* Neutral Colors */
  --paper: #ffffff;
  --ink: #122945;
  --grey-light: #f5f5f5;
  --grey-medium: #CCCCCC;
  --grey-dark: #666666;
  
  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  
  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(18, 41, 69, 0.08);
  --shadow-md: 0 4px 12px rgba(18, 41, 69, 0.12);
  --shadow-lg: 0 8px 24px rgba(18, 41, 69, 0.16);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;
}

html {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
}

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

body {
  margin: 0;
  padding: 0;
  width: 100%;
  min-height: 100vh;
  background: linear-gradient(
    135deg,
    var(--grey-light) 0%,
    #f0f7fa 25%,
    #e8f4f8 50%,
    #f0f7fa 75%,
    var(--grey-light) 100%
  );
  background-size: 200% 200%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  line-height: 1.5;
  overflow-x: hidden;
  animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* ============================================
   LOADER COMPONENT
   ============================================ */
#loader-container {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100vw;
  height: 100vh;
  margin: 0;
  padding: 0;
  background: var(--paper);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 1;
  transition: opacity 0.5s ease-in-out;
  overflow: hidden;
}

#loader-container .container-loader {
  width: min(300px, 80vw);
  height: min(300px, 80vw);
  max-width: 300px;
  max-height: 300px;
  position: relative;
  transform-style: preserve-3d;
  transform: perspective(500px) rotateX(60deg);
  margin: 0 auto;
}

#loader-container .aro {
  position: absolute;
  inset: calc(var(--s) * 10px);
  box-shadow: inset 0 0 80px var(--ofima-blue-transform);
  clip-path: polygon(
    50% 0%,
    61% 35%,
    98% 35%,
    68% 57%,
    79% 91%,
    50% 70%,
    21% 91%,
    32% 57%,
    2% 35%,
    39% 35%
  );
  animation: standalone 2s infinite ease-in-out both;
  animation-delay: calc(var(--s) * -0.1s);
}

@keyframes standalone {
  0%,
  100% {
    transform: translateZ(-100px) scaleX(-1);
  }
  50% {
    transform: translateZ(100px) scaleX(1);
  }
}

/* ============================================
   NAVBAR COMPONENT
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 64px;
  background: var(--ofima-blue-deep);
  color: white;
  box-shadow: var(--shadow-md);
  z-index: 1000;
  border-bottom: 3px solid var(--ofima-blue-transform);
  opacity: 1;
  transition: opacity 0.8s ease-in-out;
}

.navbar-container {
  max-width: 1400px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-lg);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.navbar-logo img {
  height: 56px;
  width: auto;
  object-fit: contain;
}

.navbar-brand-text {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: white;
}

.navbar-tagline {
  font-size: 13px;
  opacity: 0.9;
  font-weight: 400;
  margin-left: var(--spacing-sm);
  padding-left: var(--spacing-md);
  border-left: 1px solid rgba(255, 255, 255, 0.2);
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.navbar-btn {
  background: transparent;
  border: none;
  color: white;
  cursor: pointer;
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast);
}

.navbar-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.navbar-btn-icon {
  width: 40px;
  height: 40px;
}

/* ============================================
   SIDEBAR COMPONENT
   ============================================ */
.sidebar {
  position: fixed;
  top: 64px;
  left: -400px;
  width: 400px;
  height: calc(100vh - 64px);
  background: var(--paper);
  box-shadow: var(--shadow-lg);
  z-index: 999;
  transition: left var(--transition-normal);
  overflow-y: auto;
  border-right: 1px solid var(--grey-medium);
}

.sidebar.active {
  left: 0;
}

.sidebar-overlay {
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(18, 41, 69, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
  z-index: 998;
}

.sidebar-overlay.active {
  opacity: 1;
  visibility: visible;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  border-bottom: 2px solid var(--grey-light);
  background: var(--ofima-blue-deep);
  color: white;
  position: sticky;
  top: 0;
  z-index: 10;
}

.sidebar-title {
  font-size: 20px;
  font-weight: 600;
  margin: 0;
}

.sidebar-close {
  background: transparent;
  border: none;
  color: white;
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast);
}

.sidebar-close:hover {
  background: rgba(255, 255, 255, 0.1);
}

.sidebar-content {
  padding: var(--spacing-lg);
}

.sidebar-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.stat-card {
  background: linear-gradient(135deg, var(--ofima-blue-transform) 0%, var(--ofima-blue-calm) 100%);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  color: white;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.stat-value {
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 12px;
  opacity: 0.9;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sidebar-section {
  margin-bottom: var(--spacing-xl);
}

.sidebar-section-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--ofima-blue-deep);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--grey-light);
}

.sidebar-search {
  position: relative;
  margin-bottom: var(--spacing-md);
}

.sidebar-search svg {
  position: absolute;
  left: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--grey-dark);
  pointer-events: none;
}

.sidebar-search-input {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 40px;
  border: 2px solid var(--grey-medium);
  border-radius: var(--radius-md);
  font-size: 14px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  background: var(--paper);
}

.sidebar-search-input:focus {
  outline: none;
  border-color: var(--ofima-blue-transform);
  box-shadow: 0 0 0 3px rgba(0, 126, 195, 0.1);
}

.sidebar-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.sidebar-item {
  background: var(--paper);
  border: 2px solid var(--grey-light);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.sidebar-item:hover {
  border-color: var(--ofima-blue-transform);
  box-shadow: var(--shadow-sm);
  transform: translateX(2px);
}

.sidebar-item-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  object-fit: cover;
  background: var(--grey-medium);
  border: 2px solid var(--ofima-blue-transform);
  flex-shrink: 0;
}

.sidebar-item-info {
  flex: 1;
  min-width: 0;
}

.sidebar-item-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--ofima-blue-deep);
  margin-bottom: var(--spacing-xs);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-item-details {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: 12px;
  color: var(--grey-dark);
}

.sidebar-item-id {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  background: var(--grey-light);
  padding: 2px var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-weight: 600;
  color: var(--ofima-blue-deep);
}

.sidebar-item-date {
  font-size: 11px;
  opacity: 0.7;
}

.sidebar-empty {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
  color: var(--grey-dark);
}

.sidebar-empty svg {
  margin: 0 auto var(--spacing-md);
  opacity: 0.5;
}

.sidebar-empty p {
  font-size: 14px;
}

/* ============================================
   MODAL COMPONENT - Enhanced Styles
   ============================================ */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
  pointer-events: none;
  padding: var(--spacing-lg);
}

.modal.active {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 1999;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
  pointer-events: none;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
}

.modal-content {
  position: relative;
  background: var(--paper);
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 60px rgba(18, 41, 69, 0.3), 0 0 0 1px rgba(0, 126, 195, 0.1);
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  overflow: hidden;
  z-index: 2001;
  transform: scale(0.9) translateY(30px);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  opacity: 0;
  display: flex;
  flex-direction: column;
}

.modal.active .modal-content {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--ofima-blue-deep);
  color: var(--grey-light);
  position: relative;
  border-bottom: 1px solid var(--grey-medium);
}

.modal-title {
  font-size: 20px;
  font-weight: 600;
  margin: 0;
  position: relative;
  z-index: 1;
  letter-spacing: -0.3px;
  color: var(--grey-light);
}

.modal-close {
  background: transparent;
  border: 1px solid var(--ofima-blue-transform);
  color: var(--grey-light);
  cursor: pointer;
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  position: relative;
  z-index: 1;
  width: 36px;
  height: 36px;
}

.modal-close:hover {
  background: var(--ofima-blue-transform);
  border-color: var(--grey-dark);
  color: var(--ink);
  transform: rotate(90deg);
}

.modal-close:active {
  transform: rotate(90deg) scale(0.95);
}

.modal-form {
  padding: var(--spacing-xl) var(--spacing-lg);
  overflow-y: auto;
  flex: 1;
}

.form-group {
  margin-bottom: var(--spacing-xl);
  animation: fadeInUp 0.3s ease forwards;
  opacity: 0;
}

.form-group:nth-child(1) { animation-delay: 0.1s; }
.form-group:nth-child(2) { animation-delay: 0.15s; }
.form-group:nth-child(3) { animation-delay: 0.2s; }

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.form-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
  font-size: 14px;
  font-weight: 600;
  color: var(--ofima-blue-deep);
}

.form-label-text {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 15px;
}

.form-label-required {
  color: #e74c3c;
  font-weight: 700;
  font-size: 16px;
  margin-left: var(--spacing-xs);
}

.form-label-optional {
  font-size: 12px;
  font-weight: 500;
  color: var(--grey-dark);
  background: var(--grey-light);
  padding: 2px var(--spacing-sm);
  border-radius: var(--radius-sm);
}

.form-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--paper);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-input-wrapper:focus-within {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 126, 195, 0.15);
}

.form-icon {
  position: absolute;
  left: var(--spacing-md);
  color: var(--ofima-blue-transform);
  pointer-events: none;
  z-index: 1;
  transition: color var(--transition-fast);
}

.form-input-wrapper:focus-within .form-icon {
  color: var(--ofima-blue-calm);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 44px;
  border: 2px solid var(--grey-medium);
  border-radius: var(--radius-md);
  font-size: 15px;
  font-family: inherit;
  transition: all var(--transition-fast);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.5;
}

.form-input:disabled {
  background: var(--grey-light);
  color: var(--grey-dark);
  cursor: not-allowed;
  opacity: 0.7;
}

.form-textarea {
  padding-left: var(--spacing-md);
  resize: vertical;
  min-height: 120px;
  font-family: 'Courier New', monospace;
  font-size: 13px;
  line-height: 1.6;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--ofima-blue-transform);
  box-shadow: 0 0 0 4px rgba(0, 126, 195, 0.1), 0 2px 8px rgba(0, 126, 195, 0.1);
  background: #fafbfc;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--grey-dark);
  opacity: 0.5;
  font-style: italic;
}

.form-input:focus::placeholder,
.form-textarea:focus::placeholder {
  opacity: 0.3;
}

/* Photo Upload Styles */
.photo-upload-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.btn-photo-upload {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--ofima-blue-deep);
  border: 2px solid var(--ofima-blue-deep);
  border-radius: var(--radius-md);
  color: var(--grey-light);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-photo-upload:hover {
  background: var(--ofima-blue-transform);
  border-color: var(--ofima-blue-transform);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 126, 195, 0.3);
}

.btn-photo-upload svg {
  flex-shrink: 0;
}

.photo-upload-status {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: var(--grey-light);
  border-radius: var(--radius-md);
}

.photo-progress-bar {
  width: 100%;
  height: 8px;
  background: var(--grey-medium);
  border-radius: var(--radius-sm);
  overflow: hidden;
  position: relative;
}

.photo-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--ofima-blue-transform) 0%, var(--ofima-blue-calm) 100%);
  border-radius: var(--radius-sm);
  transition: width var(--transition-normal);
  width: 0%;
}

.photo-status-text {
  font-size: 13px;
  color: var(--ofima-blue-deep);
  font-weight: 500;
  text-align: center;
}

.photo-preview-container {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.photo-preview {
  width: 100%;
  max-width: 200px;
  height: auto;
  border-radius: var(--radius-md);
  border: 2px solid var(--grey-medium);
  object-fit: cover;
  margin: 0 auto;
}

.photo-loaded-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--ofima-green-energetic);
  color: white;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  width: fit-content;
  margin: 0 auto;
}

.photo-loaded-badge svg {
  flex-shrink: 0;
}

.form-help {
  margin-top: var(--spacing-sm);
  font-size: 12px;
  color: var(--grey-dark);
  opacity: 0.8;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding-left: var(--spacing-md);
}

.form-help::before {
  content: 'ℹ';
  font-size: 14px;
  color: var(--ofima-blue-transform);
  font-weight: 700;
}

.form-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 2px solid var(--grey-light);
  background: linear-gradient(to bottom, transparent, rgba(0, 126, 195, 0.02));
  margin-left: calc(-1 * var(--spacing-lg));
  margin-right: calc(-1 * var(--spacing-lg));
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
}

.btn {
  padding: var(--spacing-md) var(--spacing-xl);
  border: none;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  transition: all var(--transition-fast);
  font-family: inherit;
  position: relative;
  overflow: hidden;
  min-width: 120px;
  justify-content: center;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:active::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--ofima-blue-transform) 0%, var(--ofima-blue-calm) 100%);
  color: white;
  box-shadow: 0 4px 12px rgba(0, 126, 195, 0.3);
  border: 2px solid transparent;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 126, 195, 0.4);
  background: linear-gradient(135deg, var(--ofima-blue-calm) 0%, var(--ofima-blue-transform) 100%);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(0, 126, 195, 0.3);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-primary svg {
  transition: transform var(--transition-fast);
}

.btn-primary:hover svg {
  transform: scale(1.1) rotate(5deg);
}

.btn-secondary {
  background: var(--paper);
  color: var(--ofima-blue-deep);
  border: 2px solid var(--grey-medium);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
  background: var(--grey-light);
  border-color: var(--ofima-blue-transform);
  color: var(--ofima-blue-transform);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-secondary:active {
  transform: translateY(0);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* Modal scrollbar styling */
.modal-form::-webkit-scrollbar {
  width: 8px;
}

.modal-form::-webkit-scrollbar-track {
  background: var(--grey-light);
  border-radius: var(--radius-sm);
}

.modal-form::-webkit-scrollbar-thumb {
  background: var(--grey-medium);
  border-radius: var(--radius-sm);
}

.modal-form::-webkit-scrollbar-thumb:hover {
  background: var(--ofima-blue-transform);
}

/* Modal pequeño para ID de asiento */
.modal-small {
  max-width: 420px;
}

.modal-small .modal-form {
  padding: var(--spacing-lg);
}

.modal-small .form-group {
  margin-bottom: var(--spacing-lg);
}

.modal-small .form-actions {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
}

/* ============================================
   MAIN PAGE LAYOUT
   ============================================ */
.page {
  min-height: 100vh;
  padding-top: 64px;
  display: flex;
  flex-direction: column;
  align-items: center;
  opacity: 1;
  transition: opacity 0.8s ease-in-out;
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
}

.sheet {
  position: relative;
  background: var(--paper);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: min(1200px, 100%);
  width: 100%;
  margin-top: var(--spacing-lg);
}

#plano {
  display: block;
  width: 100%;
  height: auto;
  border: 2px solid var(--grey-medium);
  border-radius: var(--radius-md);
  background: var(--paper);
}

/* ============================================
   CHAIR STYLES (Updated with Ofima colors)
   ============================================ */
.chairs-layer .chair {
  stroke: var(--ofima-blue-deep);
  stroke-width: 2;
  fill: var(--ofima-grey-tech);
  transition: all var(--transition-fast);
}

.chairs-layer .chair-id {
  cursor: pointer;
}

.chairs-layer .chair-id:hover {
  stroke-width: 3;
  stroke: var(--ofima-green-energetic);
  filter: brightness(1.1);
  transform-origin: center;
}

.chairs-layer .chair-assigned {
  cursor: default;
}

.chairs-layer .chair-id {
  stroke: var(--ofima-green-energetic);
  stroke-width: 2.5;
  fill: var(--ofima-green-energetic);
  opacity: 0.8;
  cursor: pointer;
}

.chairs-layer .chair-id:hover {
  opacity: 1;
  stroke-width: 3;
  filter: brightness(1.1);
}

.chairs-layer .chair-assigned {
  stroke: #e74c3c;
  stroke-width: 2.5;
  fill: #e74c3c;
  cursor: default;
}

.chairs-layer .chair-assigned:hover {
  stroke: #c0392b;
  stroke-width: 3;
}

/* ============================================
   TOOLTIP STYLES
   ============================================ */
.tooltip {
  position: fixed;
  padding: var(--spacing-md);
  background: var(--ofima-blue-deep);
  color: white;
  font-size: 13px;
  border-radius: var(--radius-md);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-fast);
  z-index: 100;
  box-shadow: var(--shadow-lg);
  border: 2px solid var(--ofima-blue-transform);
}

.tip {
  display: grid;
  grid-template-columns: 48px auto;
  gap: var(--spacing-md);
  align-items: center;
  min-width: 220px;
}

.tip-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  object-fit: cover;
  background: var(--grey-medium);
  border: 2px solid var(--ofima-blue-transform);
}

.tip-name {
  font-weight: 600;
  font-size: 14px;
  line-height: 1.2;
  color: white;
}

.tip-id {
  font-size: 12px;
  opacity: 0.9;
  margin-top: var(--spacing-xs);
  color: var(--ofima-blue-electric);
  font-weight: 600;
}

.tip-date {
  font-size: 11px;
  opacity: 0.8;
  margin-top: var(--spacing-xs);
  white-space: nowrap;
}

.tip-available {
  text-align: center;
  padding: var(--spacing-sm) 0;
}

.tip-available .tip-name {
  color: var(--ofima-green-energetic);
  font-weight: 700;
  font-size: 16px;
}

/* ============================================
   BANNER STYLES
   ============================================ */
.banner {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  width: auto;
  min-width: 300px;
  max-width: 400px;
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  opacity: 0;
  transform: translateY(20px) scale(0.95);
  transition: all var(--transition-normal);
  pointer-events: none;
  z-index: 3000;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.banner.show {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: all;
}

.banner.error {
  background: #fff5f5;
  color: #c53030;
  border: 2px solid #fc8181;
}

.banner.error::before {
  content: '⚠';
  font-size: 18px;
  font-weight: 700;
}

.banner.success {
  background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
  color: #155724;
  border: 2px solid var(--ofima-green-energetic);
}

.banner.success::before {
  content: '✓';
  font-size: 18px;
  font-weight: 700;
}

/* ============================================
   DEBUG STYLES
   ============================================ */
.debug {
  display: none;
  margin: var(--spacing-md) 0 0;
  padding: var(--spacing-md);
  background: var(--ofima-blue-deep);
  color: #e6e6e6;
  border-radius: var(--radius-md);
  font-size: 11px;
  max-height: 200px;
  overflow: auto;
  white-space: pre-wrap;
  font-family: 'Courier New', monospace;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
  #loader-container .container-loader {
    width: min(250px, 70vw);
    height: min(250px, 70vw);
    max-width: 250px;
    max-height: 250px;
  }
  
  .navbar-container {
    padding: 0 var(--spacing-md);
  }
  
  .navbar-tagline {
    display: none;
  }
  
  .sidebar {
    width: 100%;
    left: -100%;
  }
  
  .sidebar-stats {
    grid-template-columns: 1fr;
  }
  
  .modal-content {
    width: 95%;
    margin: var(--spacing-md);
  }
  
  .form-actions {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .page {
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
  }
  
  .sheet {
    padding: var(--spacing-md);
  }
}

@media (max-width: 480px) {
  #loader-container .container-loader {
    width: min(200px, 60vw);
    height: min(200px, 60vw);
    max-width: 200px;
    max-height: 200px;
  }
  
  .navbar-brand-text {
    font-size: 20px;
  }
  
  .stat-value {
    font-size: 24px;
  }
  
  .tip {
    min-width: 180px;
    grid-template-columns: 40px auto;
  }
  
  .tip-avatar {
    width: 40px;
    height: 40px;
  }
}