/* Three Lines Studio — Design System */

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  /* Surface colors */
  --surface: #131313;
  --surface-dim: #131313;
  --surface-bright: #393939;
  --surface-container-lowest: #0e0e0e;
  --surface-container-low: #1c1b1b;
  --surface-container: #201f1f;
  --surface-container-high: #2a2a2a;
  --surface-container-highest: #353534;
  --on-surface: #e5e2e1;
  --on-surface-variant: #cbc3d7;
  --inverse-surface: #e5e2e1;
  --inverse-on-surface: #313030;
  --outline: #958ea0;
  --outline-variant: #494454;
  --surface-tint: #d0bcff;
  --surface-variant: #353534;

  /* Primary */
  --primary: #d0bcff;
  --on-primary: #3c0091;
  --primary-container: #a078ff;
  --on-primary-container: #340080;
  --inverse-primary: #6d3bd7;
  --primary-brand: #8B5CF6;

  /* Secondary */
  --secondary: #c0c1ff;
  --on-secondary: #1000a9;
  --secondary-container: #3131c0;
  --on-secondary-container: #b0b2ff;

  /* Tertiary */
  --tertiary: #cebdff;
  --on-tertiary: #381385;
  --tertiary-container: #9b7fed;
  --on-tertiary-container: #31057e;

  /* Error */
  --error: #ffb4ab;
  --on-error: #690005;
  --error-container: #93000a;
  --on-error-container: #ffdad6;

  /* Background */
  --background: #0A0A0A;
  --on-background: #e5e2e1;

  /* Status */
  --success: #4ade80;
  --warning: #fbbf24;
  --info: #60a5fa;

  /* Spacing */
  --space-base: 4px;
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 40px;
  --space-xl: 64px;
  --gutter: 24px;
  --margin: 32px;

  /* Radii */
  --rounded-sm: 0.125rem;
  --rounded: 0.25rem;
  --rounded-md: 0.375rem;
  --rounded-lg: 0.5rem;
  --rounded-xl: 0.75rem;
  --rounded-full: 9999px;

  /* Borders */
  --border-color: #262626;
  --border: 1px solid #262626;

  /* Sidebar */
  --sidebar-width: 260px;
}

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

body {
  font-family: 'Manrope', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  color: var(--on-surface);
  background-color: var(--background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
.headline-xl {
  font-family: 'Manrope', sans-serif;
  font-size: 48px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.headline-lg {
  font-family: 'Manrope', sans-serif;
  font-size: 32px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.headline-md {
  font-family: 'Manrope', sans-serif;
  font-size: 24px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.body-lg {
  font-size: 18px;
  font-weight: 400;
  line-height: 1.6;
}

.body-md {
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
}

.label-md {
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.label-sm {
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.02em;
}

/* Links */
a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  color: var(--primary-container);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 10px 20px;
  font-family: 'Manrope', sans-serif;
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.02em;
  border-radius: var(--rounded);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary-brand);
  color: #fff;
  border-color: var(--primary-brand);
}

.btn-primary:hover {
  background-color: #7c4fe0;
  border-color: #7c4fe0;
  color: #fff;
}

.btn-secondary {
  background-color: transparent;
  color: var(--on-surface);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  border-color: var(--primary-brand);
  color: var(--primary);
}

.btn-danger {
  background-color: var(--error-container);
  color: var(--on-error-container);
  border-color: var(--error-container);
}

.btn-danger:hover {
  opacity: 0.9;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 16px;
}

/* Cards */
.card {
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--rounded-lg);
  padding: var(--space-md);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

.card-title {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

/* Forms */
.form-group {
  margin-bottom: var(--space-sm);
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  margin-bottom: var(--space-xs);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 10px 14px;
  font-family: 'Manrope', sans-serif;
  font-size: 16px;
  color: var(--on-surface);
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--rounded);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-brand);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-checkbox {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary-brand);
}

.form-hint {
  font-size: 13px;
  color: var(--outline);
  margin-top: 4px;
}

.form-error {
  font-size: 13px;
  color: var(--error);
  margin-top: 4px;
}

.field_with_errors input,
.field_with_errors select,
.field_with_errors textarea {
  border-color: var(--error);
}

/* Tables */
.table-container {
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--rounded-lg);
}

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

thead {
  background-color: var(--surface-container-low);
}

th {
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-align: left;
  color: var(--outline);
  border-bottom: 1px solid var(--border-color);
}

td {
  padding: 12px 16px;
  font-size: 14px;
  border-bottom: 1px solid var(--border-color);
  color: var(--on-surface);
}

tr:last-child td {
  border-bottom: none;
}

tbody tr:hover {
  background-color: var(--surface-container-lowest);
}

/* Badges / Tags */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--rounded);
  text-transform: uppercase;
}

.badge-primary {
  background-color: rgba(139, 92, 246, 0.15);
  color: var(--primary);
}

.badge-success {
  background-color: rgba(74, 222, 128, 0.15);
  color: var(--success);
}

.badge-warning {
  background-color: rgba(251, 191, 36, 0.15);
  color: var(--warning);
}

.badge-error {
  background-color: rgba(255, 180, 171, 0.15);
  color: var(--error);
}

.badge-neutral {
  background-color: var(--surface-container-high);
  color: var(--on-surface-variant);
}

.badge-info {
  background-color: rgba(100, 200, 255, 0.15);
  color: #64c8ff;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--space-md);
}

.tab {
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--outline);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: all 0.15s ease;
  margin-bottom: -1px;
}

.tab:hover {
  color: var(--on-surface);
}

.tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary-brand);
}

/* Flash messages */
.flash {
  padding: 12px 16px;
  border-radius: var(--rounded);
  font-size: 14px;
  margin-bottom: var(--space-sm);
}

.flash-notice {
  background-color: rgba(74, 222, 128, 0.1);
  border: 1px solid rgba(74, 222, 128, 0.3);
  color: var(--success);
}

.flash-alert {
  background-color: rgba(255, 180, 171, 0.1);
  border: 1px solid rgba(255, 180, 171, 0.3);
  color: var(--error);
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-md);
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 8px;
  font-size: 14px;
  border-radius: var(--rounded);
  text-decoration: none;
  color: var(--on-surface-variant);
  border: 1px solid var(--border-color);
}

.pagination a:hover {
  border-color: var(--primary-brand);
  color: var(--primary);
}

.pagination .current {
  background-color: var(--primary-brand);
  border-color: var(--primary-brand);
  color: #fff;
}

/* Stat card */
.stat-card {
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--rounded-lg);
  padding: var(--space-md);
}

.stat-card .stat-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--outline);
  margin-bottom: var(--space-xs);
}

.stat-card .stat-value {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--on-surface);
}

.stat-card .stat-change {
  font-size: 13px;
  margin-top: var(--space-xs);
  color: var(--outline);
}

/* Utility classes */
.text-muted { color: var(--outline); }
.text-primary { color: var(--primary); }
.text-error { color: var(--error); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }

/* Marketing "was" price — decorative strikethrough shown next to the real price */
.price-original {
  text-decoration: line-through;
  color: var(--outline);
  font-weight: 500;
  opacity: 0.85;
  margin-right: 6px;
}
.price-original-lg {
  font-size: 20px;
}

.mt-xs { margin-top: var(--space-xs); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-xs { margin-bottom: var(--space-xs); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }

.grid { display: grid; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Image thumbnails */
.thumbnail {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: var(--rounded);
  border: 1px solid var(--border-color);
}

.thumbnail-lg {
  width: 80px;
  height: 80px;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  color: var(--outline);
}

.empty-state .empty-icon {
  font-size: 48px;
  margin-bottom: var(--space-sm);
  opacity: 0.5;
}

.empty-state .empty-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--on-surface);
  margin-bottom: var(--space-xs);
}

.empty-state .empty-text {
  font-size: 14px;
  margin-bottom: var(--space-md);
}

/* Modal — native <dialog> */
.modal {
  width: min(480px, calc(100vw - var(--space-md) * 2));
  padding: 0;
  color: var(--on-surface);
  background-color: var(--surface-container-low);
  border: 1px solid var(--border-color);
  border-radius: var(--rounded-lg);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5);
}

.modal::backdrop {
  background-color: rgba(0, 0, 0, 0.6);
}

.modal-header {
  padding: var(--space-md) var(--space-md) 0;
}

.modal-body {
  padding: var(--space-sm) var(--space-md);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-md) var(--space-md);
  border-top: 1px solid var(--border-color);
}

/* A disabled input here is a read-only echo of the recipient, not a broken field */
.modal .form-input:disabled {
  color: var(--on-surface-variant);
  background-color: var(--surface-container);
  cursor: default;
}