/**
 * UnHub Mail Manager — Swiss Clean Architecture Dashboard Styling
 * Strict Swiss Design: functional clarity, neo-grotesque typography,
 * crisp 1px borders, high-contrast WCAG AA compliance, and zero external CSS libraries.
 */

:root {
  /* Swiss Brand Colors */
  --swiss-red: #D52B1E;
  --swiss-red-dark: #B82318;
  --swiss-red-light: #FEE2E2;
  --swiss-red-subtle: #FFF5F5;

  /* Neutral Slate Palette */
  --slate-950: #020617;
  --slate-900: #0F172A;
  --slate-800: #1E293B;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748B;
  --slate-400: #94A3B8;
  --slate-300: #CBD5E1;
  --slate-200: #E2E8F0;
  --slate-100: #F1F5F9;
  --slate-50:  #F8FAFC;
  --white:     #FFFFFF;

  /* Functional Status Colors */
  --emerald-600: #059669;
  --emerald-500: #10B981;
  --emerald-50:  #ECFDF5;
  --amber-600:   #D97706;
  --amber-500:   #F59E0B;
  --amber-50:    #FFFBEB;
  --rose-600:    #E11D48;
  --rose-50:     #FFF1F2;
  --blue-600:    #2563EB;
  --blue-50:     #EFF6FF;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;

  /* Shadows & Borders */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
  --shadow-dialog: 0 25px 50px -12px rgba(15, 23, 42, 0.25);
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-pill: 9999px;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--slate-100);
  color: var(--slate-900);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.app-header {
  background-color: var(--white);
  border-bottom: 1px solid var(--slate-200);
  padding: var(--space-3) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  position: sticky;
  top: 0;
  z-index: 40;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.swiss-logo svg {
  display: block;
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--slate-900);
  letter-spacing: -0.02em;
}

.brand-subtitle {
  font-size: 0.75rem;
  color: var(--slate-500);
  font-weight: 500;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.control-group {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.control-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--slate-600);
}

.header-badges {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  border: 1px solid var(--slate-200);
  background-color: var(--slate-50);
}

.badge-ucoin {
  border-color: #FCD34D;
  background-color: #FEF3C7;
  color: #78350F;
}

.badge-sent {
  border-color: #A7F3D0;
  background-color: #ECFDF5;
  color: #065F46;
}

/* Navigation Tabs */
.tabs-nav {
  background-color: var(--white);
  border-bottom: 2px solid var(--slate-200);
  display: flex;
  padding: 0 var(--space-6);
  gap: var(--space-2);
  overflow-x: auto;
}

.tab-button {
  background: none;
  border: none;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--slate-600);
  padding: var(--space-3) var(--space-4);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: all 0.15s ease-in-out;
  white-space: nowrap;
}

.tab-button:hover {
  color: var(--slate-900);
  background-color: var(--slate-50);
}

.tab-button.active {
  color: var(--swiss-red);
  border-bottom-color: var(--swiss-red);
  background-color: var(--white);
}

/* App Main & Panels */
.app-main {
  flex: 1;
  padding: var(--space-6);
  max-width: 1720px;
  width: 100%;
  margin: 0 auto;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* Split Layout (2 Columns for Editors) */
.split-layout {
  display: grid;
  grid-template-columns: minmax(460px, 1fr) minmax(520px, 1.15fr);
  gap: var(--space-6);
  align-items: start;
}

@media (max-width: 1180px) {
  .split-layout {
    grid-template-columns: 1fr;
  }
}

/* Cards & Panes */
.pane-card {
  background-color: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-5);
}

.pane-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: var(--space-1);
}

.pane-desc {
  font-size: 0.85rem;
  color: var(--slate-600);
  margin-bottom: var(--space-4);
}

.sub-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--slate-800);
  margin-bottom: var(--space-3);
}

/* Archetype Grid */
.archetype-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-2);
}

.archetype-card {
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  background-color: var(--slate-50);
  transition: all 0.15s ease-in-out;
}

.archetype-card:hover {
  background-color: var(--white);
  border-color: var(--slate-400);
}

.archetype-card input[type="radio"] {
  margin-top: 3px;
  accent-color: var(--swiss-red);
}

.archetype-card:has(input[type="radio"]:checked) {
  border-color: var(--swiss-red);
  background-color: var(--swiss-red-subtle);
  box-shadow: 0 0 0 1px var(--swiss-red);
}

.archetype-content {
  display: flex;
  flex-direction: column;
}

.archetype-content strong {
  font-size: 0.85rem;
  color: var(--slate-900);
}

.archetype-content small {
  font-size: 0.75rem;
  color: var(--slate-500);
  line-height: 1.3;
  margin-top: 2px;
}

/* Forms */
.form-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.form-row-split {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--slate-200);
  padding-bottom: var(--space-3);
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

@media (max-width: 600px) {
  .form-grid-2 {
    grid-template-columns: 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.field-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--slate-700);
}

.field-label-inline {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--slate-700);
  margin-right: var(--space-2);
}

.text-input, .textarea-input, .select-input {
  width: 100%;
  font-family: inherit;
  font-size: 0.875rem;
  color: var(--slate-900);
  background-color: var(--white);
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.text-input:focus, .textarea-input:focus, .select-input:focus {
  outline: none;
  border-color: var(--swiss-red);
  box-shadow: 0 0 0 3px rgba(213, 43, 30, 0.15);
}

.code-font {
  font-family: var(--font-mono);
}

.select-input-sm {
  font-family: inherit;
  font-size: 0.8rem;
  padding: 4px 8px;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm);
}

.archetype-fields {
  display: none;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-4);
  background-color: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
}

.archetype-fields.active {
  display: flex;
}

/* Dispatch Box */
.dispatch-box {
  background-color: var(--slate-50);
  border-color: var(--slate-300);
}

.dispatch-summary {
  display: flex;
  justify-content: space-between;
  background-color: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  margin: var(--space-3) 0;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.summary-metric {
  display: flex;
  flex-direction: column;
}

.summary-metric span {
  font-size: 0.75rem;
  color: var(--slate-500);
}

.summary-metric strong {
  font-size: 0.95rem;
  color: var(--slate-900);
}

/* Buttons */
.btn-primary {
  background-color: var(--swiss-red);
  color: var(--white);
  border: 1px solid var(--swiss-red-dark);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 700;
  padding: 10px 18px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  transition: background-color 0.15s ease-in-out;
}

.btn-primary:hover {
  background-color: var(--swiss-red-dark);
}

.btn-primary:focus-visible {
  outline: 2px solid var(--slate-900);
  outline-offset: 2px;
}

.btn-large {
  width: 100%;
  padding: 12px 20px;
  font-size: 0.95rem;
}

.btn-secondary {
  background-color: var(--slate-800);
  color: var(--white);
  border: 1px solid var(--slate-900);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 8px 16px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: background-color 0.15s ease-in-out;
}

.btn-secondary:hover {
  background-color: var(--slate-900);
}

.btn-outline-sm {
  background-color: var(--white);
  color: var(--slate-700);
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 10px;
  cursor: pointer;
}

.btn-outline-sm:hover {
  background-color: var(--slate-50);
  border-color: var(--slate-400);
}

.btn-outline-danger {
  background-color: var(--white);
  color: var(--rose-600);
  border: 1px solid #FECDD3;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 12px;
  cursor: pointer;
}

.btn-outline-danger:hover {
  background-color: var(--rose-50);
  border-color: var(--rose-600);
}

.btn-full {
  width: 100%;
}

/* Alert Boxes */
.alert-box {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.alert-success {
  background-color: var(--emerald-50);
  border: 1px solid #A7F3D0;
  color: #065F46;
}

.alert-error {
  background-color: var(--rose-50);
  border: 1px solid #FECDD3;
  color: #9F1239;
}

.alert-warning {
  background-color: var(--amber-50);
  border: 1px solid #FDE68A;
  color: #92400E;
}

/* Live Preview Pane */
.preview-pane {
  position: sticky;
  top: 80px;
}

.preview-header {
  background-color: var(--white);
  border: 1px solid var(--slate-200);
  border-bottom: none;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  padding: var(--space-3) var(--space-4);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.viewport-toggle {
  display: inline-flex;
  background-color: var(--slate-100);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  padding: 2px;
}

.btn-view {
  background: none;
  border: none;
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--slate-600);
  padding: 5px 10px;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.1s ease-in-out;
}

.btn-view.active {
  background-color: var(--white);
  color: var(--slate-900);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.render-status {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.75rem;
  color: var(--slate-500);
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-pill);
}

.status-indicator.live {
  background-color: var(--emerald-500);
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
}

/* Viewport Containers */
.viewports-wrapper {
  background-color: var(--slate-200);
  border: 1px solid var(--slate-300);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  padding: var(--space-6);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: var(--space-6);
  min-height: 720px;
  overflow-x: auto;
}

/* Mode toggles */
.viewports-wrapper.view-desktop .mobile-frame {
  display: none;
}

.viewports-wrapper.view-desktop .desktop-frame {
  display: flex;
}

.viewports-wrapper.view-mobile .desktop-frame {
  display: none;
}

.viewports-wrapper.view-mobile .mobile-frame {
  display: flex;
}

.viewports-wrapper.view-both .desktop-frame,
.viewports-wrapper.view-both .mobile-frame {
  display: flex;
}

/* Desktop Frame (600px) */
.desktop-frame {
  width: 600px;
  background-color: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--slate-300);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  flex-shrink: 0;
}

.browser-chrome {
  background-color: #F1F5F9;
  border-bottom: 1px solid #E2E8F0;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.chrome-dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-pill);
}

.dot-red { background-color: #EF4444; }
.dot-yellow { background-color: #F59E0B; }
.dot-green { background-color: #10B981; }

.chrome-address {
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: #64748B;
  background-color: #FFFFFF;
  border: 1px solid #CBD5E1;
  border-radius: 3px;
  padding: 2px 8px;
  width: 100%;
}

.email-iframe {
  width: 100%;
  height: 650px;
  border: none;
  background-color: var(--white);
}

/* Mobile Frame (375px) */
.mobile-frame {
  width: 375px;
  background-color: var(--white);
  border-radius: 36px;
  box-shadow: 0 20px 30px -10px rgba(0, 0, 0, 0.25);
  border: 10px solid #1E293B;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  flex-shrink: 0;
}

.mobile-speaker {
  width: 60px;
  height: 4px;
  background-color: #475569;
  border-radius: 2px;
  margin: 4px auto 0 auto;
}

.mobile-screen-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 16px;
  font-size: 0.65rem;
  font-weight: 700;
  color: #475569;
  border-bottom: 1px solid #F1F5F9;
}

.mobile-notch {
  width: 80px;
  height: 12px;
  background-color: #1E293B;
  border-radius: 0 0 8px 8px;
}

/* Tab 2: Visual Block Studio */
.palette-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.btn-palette {
  background-color: var(--slate-50);
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--slate-800);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease-in-out;
}

.btn-palette:hover {
  background-color: var(--white);
  border-color: var(--swiss-red);
  color: var(--swiss-red);
}

.template-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  border-top: 1px solid var(--slate-200);
  padding-top: var(--space-3);
}

.canvas-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--slate-200);
  padding-bottom: var(--space-3);
  margin-bottom: var(--space-3);
}

.badge-count {
  font-size: 0.75rem;
  background-color: var(--slate-100);
  border: 1px solid var(--slate-200);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  color: var(--slate-600);
}

.studio-canvas-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* Block Card */
.block-card {
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm);
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.15s ease-in-out;
}

.block-card:hover {
  border-color: var(--slate-400);
}

.block-card-header {
  background-color: var(--slate-50);
  border-bottom: 1px solid var(--slate-200);
  padding: 8px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.block-title-box {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.block-badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  background-color: #E2E8F0;
  color: #334155;
  padding: 2px 6px;
  border-radius: 3px;
}

.block-badge.header-badge { background-color: #DBEAFE; color: #1E40AF; }
.block-badge.paragraph-badge { background-color: #F1F5F9; color: #475569; }
.block-badge.columns-badge { background-color: #EDE9FE; color: #5B21B6; }
.block-badge.image-badge { background-color: #FEF3C7; color: #92400E; }
.block-badge.button-badge { background-color: #FEE2E2; color: #991B1B; }
.block-badge.review_widget-badge { background-color: #D1FAE5; color: #065F46; }

.block-summary-text {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--slate-700);
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.block-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.btn-icon {
  background: none;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 4px 6px;
  cursor: pointer;
  font-size: 0.75rem;
  color: var(--slate-600);
  transition: all 0.1s ease-in-out;
}

.btn-icon:hover {
  background-color: var(--white);
  border-color: var(--slate-300);
}

.btn-icon.danger:hover {
  color: var(--rose-600);
  border-color: #FECDD3;
}

.block-card-body {
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* Tab 3: Test Inbox & Simulator */
.inbox-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.toolbar-actions {
  display: flex;
  gap: var(--space-2);
}

.inbox-filter-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
  gap: var(--space-3);
}

.text-input-search {
  padding: 6px 12px;
  font-size: 0.85rem;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm);
  width: 280px;
}

.badge-counter {
  font-size: 0.8rem;
  color: var(--slate-600);
  background-color: var(--slate-200);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}

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

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.85rem;
}

.data-table th {
  background-color: var(--slate-50);
  color: var(--slate-700);
  font-weight: 700;
  padding: 10px 14px;
  border-bottom: 2px solid var(--slate-200);
  white-space: nowrap;
}

.data-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--slate-200);
  color: var(--slate-800);
  vertical-align: middle;
}

.data-table tr:hover {
  background-color: var(--slate-50);
}

.empty-state {
  text-align: center;
  padding: var(--space-8);
  color: var(--slate-500);
}

.empty-icon {
  font-size: 3rem;
  margin-bottom: var(--space-2);
}

/* Tab 4: Tokenomics */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.kpi-card {
  background-color: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  box-shadow: var(--shadow-sm);
}

.kpi-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.icon-sent { background-color: var(--blue-50); color: var(--blue-600); }
.icon-opened { background-color: var(--emerald-50); color: var(--emerald-600); }
.icon-bounced { background-color: var(--amber-50); color: var(--amber-600); }
.icon-optout { background-color: var(--rose-50); color: var(--rose-600); }

.kpi-data {
  display: flex;
  flex-direction: column;
}

.kpi-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--slate-500);
  text-transform: uppercase;
}

.kpi-val {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--slate-900);
  line-height: 1.1;
}

.kpi-sub {
  font-size: 0.75rem;
  color: var(--slate-500);
}

.tokenomics-panels-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

@media (max-width: 1024px) {
  .tokenomics-panels-grid {
    grid-template-columns: 1fr;
  }
}

.balance-display-hero {
  background-color: var(--slate-900);
  color: var(--white);
  padding: var(--space-6);
  border-radius: var(--radius-md);
  text-align: center;
  margin-bottom: var(--space-5);
}

.balance-hero-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  color: #94A3B8;
  letter-spacing: 1px;
}

.balance-hero-value {
  font-size: 2.8rem;
  font-weight: 800;
  color: #FCD34D;
  margin: var(--space-1) 0;
}

.balance-hero-value small {
  font-size: 1.2rem;
  color: var(--white);
}

.balance-hero-sub {
  font-size: 0.85rem;
  color: #CBD5E1;
}

.deposit-chips {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}

.btn-chip {
  background-color: var(--slate-100);
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-pill);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 5px 12px;
  cursor: pointer;
}

.btn-chip:hover {
  background-color: var(--white);
  border-color: var(--slate-500);
}

.button-row {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.status-result-card {
  margin-top: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}

.small-table {
  max-height: 280px;
}

/* Modal Dialog (Native <dialog> WCAG AA Compliant) */
dialog:modal {
  overscroll-behavior: contain;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-dialog);
  max-width: 960px;
  width: 90vw;
  padding: 0;
  margin: auto;
}

dialog::backdrop {
  overflow: hidden;
  overscroll-behavior: contain;
  background-color: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(2px);
}

.dialog-content {
  display: flex;
  flex-direction: column;
  max-height: 90vh;
}

.dialog-header {
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--slate-200);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  background-color: var(--slate-50);
}

.badge-dialog {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--swiss-red);
  letter-spacing: 0.5px;
}

.dialog-subject {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--slate-900);
}

.btn-close-dialog {
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--slate-500);
  padding: 4px 8px;
}

.btn-close-dialog:hover {
  color: var(--slate-900);
}

.dialog-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-3);
  padding: var(--space-3) var(--space-6);
  background-color: var(--white);
  border-bottom: 1px solid var(--slate-200);
  font-size: 0.8rem;
}

.meta-item {
  display: flex;
  flex-direction: column;
}

.meta-label {
  color: var(--slate-500);
  font-size: 0.7rem;
}

.dialog-tabs {
  display: flex;
  background-color: var(--slate-100);
  border-bottom: 1px solid var(--slate-200);
  padding: 0 var(--space-6);
}

.dlg-tab-btn {
  background: none;
  border: none;
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--slate-600);
  padding: 10px 16px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.dlg-tab-btn.active {
  color: var(--swiss-red);
  border-bottom-color: var(--swiss-red);
  background-color: var(--white);
}

.dialog-body {
  padding: var(--space-5) var(--space-6);
  overflow-y: auto;
  flex: 1;
}

.dlg-pane {
  display: none;
}

.dlg-pane.active {
  display: block;
}

.dialog-email-iframe {
  width: 100%;
  height: 480px;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
}

.code-box {
  background-color: var(--slate-900);
  color: #38BDF8;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: var(--space-4);
  border-radius: var(--radius-sm);
  overflow-x: auto;
  white-space: pre-wrap;
  max-height: 400px;
}

.unsub-test-box {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background-color: var(--slate-900);
  color: var(--white);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--swiss-red);
  animation: slideIn 0.2s ease-out;
}

.toast.success {
  border-left-color: var(--emerald-500);
}

.toast.error {
  border-left-color: var(--rose-600);
}

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}