:root {
  --bg-primary: #121212;
  --bg-secondary: #1e1e1e;
  --bg-tertiary: #2d2d2d;
  --text-primary: #e0e0e0;
  --text-secondary: #a0a0a0;
  --accent: #3f51b5;
  --accent-hover: #303f9f;
  --error: #cf6679;
  --error-hover: #bb5866;
  --error-background: rgba(207, 102, 121, 0.18);
  --success: #4caf50;
  --warning: #ff9800;
  --border-radius: 8px;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
  --transition: all 0.3s ease;
  --container-width: 1500px;
  --sidebar-width: 300px;
}

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

html,
body {
  height: 100%;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
}

.topbar {
  background-color: var(--bg-secondary);
  box-shadow: var(--shadow);
  padding: 20px;
  position: relative;
  z-index: 100;
}

.topbar__inner {
  max-width: var(--container-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.app-title {
  font-size: 1.8rem;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.app-title i {
  color: var(--accent);
}

.user-menu {
  display: flex;
  align-items: center;
  gap: 15px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.user-role {
  background-color: var(--accent);
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: #fff;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: var(--border-radius);
  background-color: var(--accent);
  color: #fff;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  gap: 8px;
}

.btn:hover {
  background-color: var(--accent-hover);
}

.btn-secondary {
  background-color: var(--bg-tertiary);
}

.btn-secondary:hover {
  background-color: #3a3a3a;
}

.btn-small {
  padding: 8px 14px;
  font-size: 0.9rem;
}

.sidebar-toggle {
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  background-color: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  border: none;
  color: var(--text-primary);
}

.sidebar-toggle:hover {
  background-color: var(--accent);
  color: #fff;
}

.main-container {
  max-width: var(--container-width);
  width: 100%;
  margin: 0 auto;
  padding: 20px;
  flex: 1;
}

.grid-layout {
  display: grid;
  gap: 20px;
}

@media (min-width: 992px) {
  .grid-layout.columns-3 {
    grid-template-columns: 1fr 1fr 1.2fr;
  }

  .grid-layout.columns-2 {
    grid-template-columns: 1.2fr 1fr;
    gap: 24px;
  }

  .grid-layout.columns-3-condensed {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
  }
}

.column-left,
.column-right {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.card-compact {
  padding: 16px;
  min-height: auto;
}

.card-compact .card-title {
  font-size: 1.1rem;
  margin-bottom: 12px;
  padding-bottom: 8px;
}

.card-compact .form-group {
  margin-bottom: 10px;
}

.card-compact label {
  margin-bottom: 5px;
  font-size: 0.9rem;
}

.card-compact input,
.card-compact select,
.card-compact textarea {
  padding: 8px 10px;
  font-size: 0.9rem;
}

.card {
  background-color: var(--bg-secondary);
  border-radius: var(--border-radius);
  padding: 25px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  min-height: 360px;
}

.card-title {
  font-size: 1.4rem;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--bg-tertiary);
}

.form-group {
  margin-bottom: 15px;
}

label {
  display: block;
  margin-bottom: 8px;
  color: var(--text-secondary);
  font-weight: 500;
}

input,
select,
textarea {
  width: 100%;
  padding: 12px;
  border-radius: var(--border-radius);
  background-color: var(--bg-tertiary);
  border: 1px solid var(--bg-tertiary);
  color: var(--text-primary);
  font-size: 1rem;
  transition: var(--transition);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(63, 81, 181, 0.2);
}

input[readonly] {
  background-color: var(--bg-primary);
  cursor: not-allowed;
  opacity: 0.8;
}

textarea {
  min-height: 90px;
  resize: vertical;
}

.action-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.loading {
  position: relative;
  opacity: 0.8;
  pointer-events: none;
}

.loading::after {
  content: "";
  position: absolute;
  top: calc(50% - 10px);
  left: calc(50% - 10px);
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.fade-in {
  animation: fadeIn 0.5s ease-in;
}

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

.field-status {
  padding-top: 4px;
  font-size: 0.8rem;
}

.field-status.error {
  color: var(--error);
}

.field-status.success {
  color: var(--success);
}

.sidebar {
  position: fixed;
  top: 0;
  left: calc(-1 * var(--sidebar-width));
  width: var(--sidebar-width);
  height: 100%;
  background-color: var(--bg-secondary);
  z-index: 1000;
  transition: var(--transition);
  box-shadow: var(--shadow);
  padding-top: 80px;
}

.sidebar.active {
  left: 0;
}

.sidebar-header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  padding: 20px;
  background-color: var(--bg-tertiary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.sidebar-close:hover {
  color: var(--text-primary);
}

.sidebar-menu {
  list-style: none;
  padding: 0 20px;
}

.sidebar-menu li {
  margin-bottom: 10px;
}

.sidebar-menu a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 15px;
  border-radius: var(--border-radius);
  color: var(--text-primary);
  text-decoration: none;
  transition: var(--transition);
}

.sidebar-menu a:hover,
.sidebar-menu a.active {
  background-color: var(--accent);
}

.sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 999;
  display: none;
}

.sidebar-overlay.active {
  display: block;
}

.sidebar-footer {
  padding: 20px;
  margin-top: auto;
}

footer {
  background-color: var(--bg-secondary);
  padding: 15px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-content {
  max-width: var(--container-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.highlight {
  color: var(--text-primary);
  font-weight: 600;
}

.email-link {
  color: var(--accent);
  text-decoration: none;
  transition: var(--transition);
}

.email-link:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

#product-image {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 200px;
  object-fit: contain;
  margin-bottom: 10px;
  display: none;
}

#preview {
  min-height: 400px;
  height: 100%;
  font-family: monospace;
  white-space: pre-wrap;
  line-height: 1.5;
}

.table-list {
  width: 100%;
  border-collapse: collapse;
}

.table-list th,
.table-list td {
  padding: 12px;
  border-bottom: 1px solid var(--bg-tertiary);
  text-align: left;
}

.table-list th {
  color: var(--text-secondary);
  font-weight: 600;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.8rem;
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
}

.badge.success {
  background-color: rgba(76, 175, 80, 0.15);
  color: var(--success);
}

.badge.warning {
  background-color: rgba(255, 152, 0, 0.15);
  color: var(--warning);
}

.badge.danger {
  background-color: rgba(207, 102, 121, 0.2);
  color: var(--error);
}

.responsive-columns {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

@media (min-width: 768px) {
  .responsive-columns {
    flex-direction: row;
  }
}

.responsive-columns > * {
  flex: 1;
}

.list-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
}

.text-muted {
  color: var(--text-secondary);
}

.text-right {
  text-align: right;
}

.text-center {
  text-align: center;
}

.italic {
  font-style: italic;
}

.hidden {
  display: none !important;
}

.preview-toolbar {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 15px;
}

.copy-error {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 12px 14px;
  background: rgba(207, 102, 121, 0.18);
  border-left: 3px solid var(--error);
  border-radius: var(--border-radius);
  color: var(--error);
  min-width: 260px;
  max-width: 360px;
  animation: fadeIn 0.2s ease-in;
}

.copy-error__header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}

.copy-error__header i {
  color: var(--error);
}

.copy-error ul {
  margin: 0;
  padding-left: 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--text-primary);
}