/* ==========================================================================
   WHEEL OF NAMES TOOL - CORE STYLESHEET (STATIC ASSET)
   ========================================================================== */

:root {
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: #eef2ff;
  --primary-border: #c7d2fe;
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --emerald-500: #10b981;
  --emerald-600: #059669;
  --rose-500: #f43f5e;
  --amber-500: #f59e0b;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

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

body {
  font-family: var(--font-sans);
  background-color: #f8fafc;
  color: var(--slate-800);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

@media (min-width: 640px) {
  .container {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}

/* Header */
.site-header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--slate-200);
  position: sticky;
  top: 0;
  z-index: 40;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 800;
  font-size: 1.125rem;
  color: var(--slate-900);
}

.brand-logo img {
  height: 38px;
  width: auto;
  display: block;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate-600);
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

.nav-links a:hover {
  color: var(--primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-icon {
  background: transparent;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  color: var(--slate-600);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.btn-icon:hover {
  background: var(--slate-100);
  color: var(--slate-900);
}

/* Breadcrumbs */
.breadcrumbs {
  padding: 0.75rem 0;
  font-size: 0.8125rem;
  color: var(--slate-500);
}

.breadcrumbs ol {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  list-style: none;
  flex-wrap: wrap;
}

.breadcrumbs a {
  color: var(--slate-600);
}

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

.breadcrumbs span.separator {
  color: var(--slate-400);
}

.breadcrumbs span.current {
  color: var(--slate-900);
  font-weight: 600;
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: 1.25rem 0 1.5rem;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.75rem;
  background-color: var(--primary-light);
  border: 1px solid var(--primary-border);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  margin-bottom: 0.5rem;
}

.hero-title {
  font-size: 1.875rem;
  font-weight: 900;
  color: var(--slate-900);
  letter-spacing: -0.025em;
  margin-bottom: 0.5rem;
}

@media (min-width: 640px) {
  .hero-title {
    font-size: 2.25rem;
  }
}

.hero-subtitle {
  font-size: 0.9375rem;
  color: var(--slate-600);
  max-width: 600px;
  margin: 0 auto;
}

/* Quick Presets Bar */
.presets-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.preset-chip {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--slate-700);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.preset-chip:hover, .preset-chip.active {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary-border);
}

/* Main Tool Grid */
.tool-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

@media (min-width: 1024px) {
  .tool-grid {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
  }
}

/* Wheel Box */
.wheel-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 1rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.wheel-container-wrapper {
  position: relative;
  width: 100%;
  max-width: 480px;
  aspect-ratio: 1 / 1;
  margin: 0 auto;
}

#wheelCanvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* Wheel Pointer */
.wheel-pointer {
  position: absolute;
  top: 50%;
  right: -12px;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  z-index: 10;
  pointer-events: none;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

/* Center Spin Button Overlay */
.center-spin-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 74px;
  height: 74px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
  border: 4px solid #ffffff;
  box-shadow: 0 4px 14px rgba(0,0,0,0.25), inset 0 2px 4px rgba(255,255,255,0.8);
  font-weight: 900;
  font-size: 0.875rem;
  letter-spacing: 0.5px;
  color: var(--primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 12;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.center-spin-btn:hover {
  transform: translate(-50%, -50%) scale(1.06);
  box-shadow: 0 6px 18px rgba(79, 70, 229, 0.35);
}

.center-spin-btn:active {
  transform: translate(-50%, -50%) scale(0.96);
}

/* Big Spin Button Below Wheel */
.action-spin-btn {
  width: 100%;
  max-width: 380px;
  margin-top: 1rem;
  background: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-md);
  padding: 0.875rem 1.5rem;
  font-size: 1.125rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.15s ease;
}

.action-spin-btn:hover {
  background: linear-gradient(135deg, #4338ca 0%, #4f46e5 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(79, 70, 229, 0.45);
}

.wheel-quick-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.75rem;
  flex-wrap: wrap;
}

.wheel-quick-actions button {
  background: var(--slate-100);
  border: 1px solid var(--slate-200);
  color: var(--slate-700);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.375rem 0.625rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: all 0.15s ease;
}

.wheel-quick-actions button:hover {
  background: var(--slate-200);
  color: var(--slate-900);
}

/* Controls Panel */
.controls-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.controls-tabs {
  display: flex;
  border-bottom: 1px solid var(--slate-200);
  background: var(--slate-50);
}

.tab-btn {
  flex: 1;
  padding: 0.75rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--slate-600);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
}

.tab-btn.active {
  color: var(--primary);
  background: #ffffff;
  border-bottom-color: var(--primary);
}

.tab-content {
  padding: 1.25rem;
}

/* Range Form */
.range-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.form-group label {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--slate-700);
}

.form-control {
  padding: 0.625rem 0.75rem;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--slate-900);
  background: #ffffff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.range-info-note {
  font-size: 0.75rem;
  color: var(--slate-500);
  background: var(--slate-50);
  border: 1px dashed var(--slate-200);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
}

.btn-generate {
  background: var(--primary);
  color: #ffffff;
  border: none;
  padding: 0.75rem 1rem;
  font-size: 0.9375rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn-generate:hover {
  background: var(--primary-hover);
}

/* Custom Textarea */
.textarea-custom {
  width: 100%;
  min-height: 180px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.875rem;
  line-height: 1.5;
  resize: vertical;
}

.custom-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.75rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.entry-counter {
  font-size: 0.8125rem;
  color: var(--slate-500);
  font-weight: 600;
}

.error-banner {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #b91c1c;
  padding: 0.625rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  margin-top: 0.5rem;
  display: none;
}

/* Winner Result Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-backdrop.open {
  display: flex;
}

.modal-dialog {
  background: #ffffff;
  border-radius: var(--radius-lg);
  max-width: 440px;
  width: 100%;
  padding: 2rem 1.5rem 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-xl);
  position: relative;
  animation: modalPop 0.25s ease-out;
}

@keyframes modalPop {
  0% { transform: scale(0.9); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.modal-badge {
  display: inline-block;
  background: #ecfdf5;
  color: #047857;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}

.modal-winner-number {
  font-size: 3.5rem;
  font-weight: 900;
  color: var(--slate-900);
  line-height: 1;
  margin-bottom: 0.5rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.modal-subtitle {
  font-size: 0.875rem;
  color: var(--slate-600);
  margin-bottom: 1.5rem;
}

.modal-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.btn-modal {
  padding: 0.625rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: all 0.15s ease;
}

.btn-modal-primary {
  background: var(--primary);
  color: #ffffff;
  grid-column: span 2;
}

.btn-modal-primary:hover {
  background: var(--primary-hover);
}

.btn-modal-secondary {
  background: var(--slate-100);
  color: var(--slate-700);
  border: 1px solid var(--slate-200);
}

.btn-modal-secondary:hover {
  background: var(--slate-200);
}

.btn-modal-danger {
  background: #fff1f2;
  color: #e11d48;
  border: 1px solid #fecdd3;
}

.btn-modal-danger:hover {
  background: #ffe4e6;
}

/* Article / SEO Content */
.content-article {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
  .content-article {
    padding: 2.5rem;
  }
}

.content-article h1,
.content-article h2,
.content-article h3 {
  color: var(--slate-900);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.content-article h2 {
  font-size: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--slate-200);
}

.content-article h3 {
  font-size: 1.125rem;
  margin-top: 1.25rem;
  margin-bottom: 0.5rem;
}

.content-article p {
  color: var(--slate-600);
  margin-bottom: 1rem;
  font-size: 0.9375rem;
  line-height: 1.7;
}

.content-article ul,
.content-article ol {
  color: var(--slate-600);
  margin-left: 1.25rem;
  margin-bottom: 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.7;
}

.content-article li {
  margin-bottom: 0.375rem;
}

.callout-box {
  background: #f8fafc;
  border-left: 4px solid var(--primary);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1.25rem 0;
}

.comparison-table-wrapper {
  overflow-x: auto;
  margin: 1.25rem 0;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.comparison-table th,
.comparison-table td {
  padding: 0.75rem 1rem;
  border: 1px solid var(--slate-200);
  text-align: left;
}

.comparison-table th {
  background: var(--slate-100);
  color: var(--slate-900);
  font-weight: 700;
}

.comparison-table tr:nth-child(even) {
  background: var(--slate-50);
}

/* FAQ Accordion */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1rem;
}

.faq-item {
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #ffffff;
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 1rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--slate-900);
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.faq-question:hover {
  background: var(--slate-50);
}

.faq-answer {
  padding: 0 1.25rem 1rem;
  font-size: 0.875rem;
  color: var(--slate-600);
  line-height: 1.6;
  display: none;
}

.faq-item.open .faq-answer {
  display: block;
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
}

.faq-icon {
  transition: transform 0.2s ease;
  color: var(--slate-400);
  flex-shrink: 0;
}

/* Related Tools */
.related-tools-section {
  margin-bottom: 3rem;
}

.section-heading {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--slate-900);
  margin-bottom: 1rem;
}

.tools-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .tools-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .tools-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.tool-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: all 0.15s ease;
}

.tool-card:hover {
  border-color: var(--primary-border);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.tool-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--slate-900);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tool-card-desc {
  font-size: 0.8125rem;
  color: var(--slate-600);
  line-height: 1.5;
}

/* Footer */
.site-footer {
  background: var(--slate-900);
  color: var(--slate-400);
  font-size: 0.8125rem;
  padding: 3rem 0 2rem;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
}

.footer-col h4 {
  color: #ffffff;
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-col a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid var(--slate-800);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.75rem;
}

/* ==========================================================================
   RANDOM NUMBER GENERATOR SPECIFIC STYLES
   ========================================================================== */

.rng-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  align-items: stretch;
}

@media (min-width: 1024px) {
  .rng-layout {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.rng-result-panel {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 380px;
  position: relative;
}

.rng-result-label {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--slate-400);
  margin-bottom: 0.5rem;
}

.rng-single-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 1rem;
  width: 100%;
}

.rng-big-number {
  font-size: clamp(3.5rem, 9vw, 6.5rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--primary);
  text-shadow: 0 4px 12px rgba(79, 70, 229, 0.15);
  font-variant-numeric: tabular-nums;
  margin: 0.75rem 0;
  word-break: break-all;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.rng-big-number.pulse {
  transform: scale(1.08);
}

.rng-multi-display {
  width: 100%;
  max-height: 300px;
  overflow-y: auto;
  padding: 0.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(64px, 1fr));
  gap: 0.625rem;
  justify-items: center;
  margin: 0.75rem 0;
}

.rng-multi-chip {
  background: var(--primary-light);
  border: 1px solid var(--primary-border);
  color: var(--primary);
  font-size: 1.25rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-md);
  width: 100%;
  text-align: center;
  box-shadow: 0 1px 2px rgba(79, 70, 229, 0.08);
  transition: transform 0.15s ease;
}

.rng-multi-chip:hover {
  transform: translateY(-2px);
}

.rng-actions-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1.25rem;
  flex-wrap: wrap;
  width: 100%;
}

.rng-btn-action {
  background: var(--slate-100);
  border: 1px solid var(--slate-200);
  color: var(--slate-700);
  font-size: 0.8125rem;
  font-weight: 700;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  transition: all 0.15s ease;
}

.rng-btn-action:hover {
  background: var(--slate-200);
  color: var(--slate-900);
}

.rng-btn-action.btn-copy-success {
  background: #ecfdf5;
  color: #047857;
  border-color: #a7f3d0;
}

.rng-history-card {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--slate-200);
  width: 100%;
  text-align: left;
}

.rng-history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.rng-history-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--slate-500);
}

.rng-history-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  max-height: 80px;
  overflow-y: auto;
}

.rng-history-badge {
  background: var(--slate-100);
  color: var(--slate-700);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  font-family: ui-monospace, SFMono-Regular, monospace;
}

.rng-form-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.rng-form-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.rng-toggle-group {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
}

.rng-toggle-label {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--slate-800);
}

.rng-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.rng-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.rng-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--slate-300);
  transition: .2s;
  border-radius: 24px;
}

.rng-slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .2s;
  border-radius: 50%;
}

input:checked + .rng-slider {
  background-color: var(--primary);
}

input:checked + .rng-slider:before {
  transform: translateX(20px);
}

/* ==========================================================================
   SPINNER WHEEL SPECIFIC STYLES
   ========================================================================== */

.input-add-group {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.input-add-group input {
  flex: 1;
}

.btn-add-option {
  background: var(--primary);
  color: #ffffff;
  border: none;
  padding: 0.625rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.875rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: background 0.15s ease;
  white-space: nowrap;
}

.btn-add-option:hover {
  background: var(--primary-hover);
}

.settings-card {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--slate-200);
}

.settings-heading {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--slate-500);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.settings-grid {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.settings-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: var(--slate-700);
}

.settings-select {
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  background: #ffffff;
  color: var(--slate-800);
}

.history-card {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--slate-200);
}

.history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.history-title {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--slate-500);
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  max-height: 140px;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.history-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  padding: 0.375rem 0.625rem;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
}

.history-num {
  font-weight: 700;
  color: var(--primary);
  margin-right: 0.5rem;
  font-size: 0.75rem;
}

.history-name {
  font-weight: 700;
  color: var(--slate-900);
  word-break: break-word;
  flex: 1;
}

.history-time {
  font-size: 0.75rem;
  color: var(--slate-400);
  white-space: nowrap;
  margin-left: 0.5rem;
}

.history-empty, .empty-state-msg {
  font-size: 0.8125rem;
  color: var(--slate-400);
  text-align: center;
  padding: 0.75rem;
  font-style: italic;
}

/* Names list management items */
.names-list-box {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  max-height: 200px;
  overflow-y: auto;
  padding: 0.375rem;
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
}

.name-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  padding: 0.375rem 0.625rem;
  font-size: 0.875rem;
  gap: 0.5rem;
  transition: all 0.15s ease;
}

.name-list-item:hover {
  border-color: var(--slate-300);
  background: #fdfdfd;
}

.item-color-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.item-text {
  flex: 1;
  font-weight: 600;
  color: var(--slate-800);
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.item-text:hover {
  color: var(--primary);
  text-decoration: underline;
}

.item-actions {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.item-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--slate-400);
  transition: all 0.15s ease;
}

.item-btn.edit-btn:hover {
  color: var(--primary);
  background: var(--slate-100);
}

.item-btn.delete-btn:hover {
  color: var(--rose-500);
  background: #fff1f2;
}