:root {
  --velvet-primary: #e91e63;
  --velvet-primary-light: rgba(233, 30, 99, 0.2);
  --velvet-secondary: #9c27b0;
  --velvet-secondary-light: rgba(156, 39, 176, 0.2);
  --velvet-accent: #2196f3;
  --velvet-accent-light: rgba(33, 150, 243, 0.2);
  --velvet-success: #4caf50;
  --velvet-success-light: rgba(76, 175, 80, 0.2);
  --velvet-warning: #ff9800;
  --velvet-warning-light: rgba(255, 152, 0, 0.2);
  --velvet-danger: #f44336;
  --velvet-danger-light: rgba(244, 67, 54, 0.2);
  --velvet-dark: #212121;
  --velvet-gray: #757575;
  --velvet-light-gray: #e0e0e0;
  --velvet-light: #f5f5f5;
  --velvet-white: #ffffff;
  
  --velvet-duration: 0.3s;
  --velvet-duration-slow: 0.5s;
  --velvet-duration-fast: 0.15s;
  --velvet-easing: cubic-bezier(0.25, 0.1, 0.25, 1);
  --velvet-bounce: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  
  --velvet-radius-sm: 4px;
  --velvet-radius: 8px;
  --velvet-radius-lg: 16px;
  --velvet-radius-full: 999px;
  
  --velvet-shadow-sm: 0 2px 5px rgba(0, 0, 0, 0.08);
  --velvet-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  --velvet-shadow-lg: 0 8px 20px rgba(0, 0, 0, 0.15);
  
  --velvet-font-size-xs: 0.75rem;
  --velvet-font-size-sm: 0.875rem;
  --velvet-font-size-md: 1rem;
  --velvet-font-size-lg: 1.25rem;
  --velvet-font-size-xl: 1.5rem;
  --velvet-font-size-2xl: 2rem;

  --velvet-z-index-low: 10;
  --velvet-z-index-medium: 50;
  --velvet-z-index-high: 100;
  --velvet-z-index-top: 1000;
}

[data-theme="dark"] {
  --velvet-dark: #f5f5f5;
  --velvet-light: #212121;
  --velvet-light-gray: #424242;
  --velvet-gray: #bdbdbd;
  --velvet-white: #333333;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  margin: 0;
  padding: 20px;
  background-color: var(--velvet-light);
  color: var(--velvet-dark);
  transition: all var(--velvet-duration) var(--velvet-easing);
}

button:not(.velvet-exclude) {
  background-color: var(--velvet-primary);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: var(--velvet-radius);
  cursor: pointer;
  transition: all var(--velvet-duration) var(--velvet-easing);
  box-shadow: var(--velvet-shadow);
  position: relative;
  overflow: hidden;
}

button:not(.velvet-exclude):hover {
  transform: translateY(-2px);
  box-shadow: var(--velvet-shadow-lg);
}

button:not(.velvet-exclude):active {
  transform: translateY(1px);
  box-shadow: var(--velvet-shadow-sm);
}

button:not(.velvet-exclude).velvet-btn-secondary {
  background-color: var(--velvet-secondary);
}

button:not(.velvet-exclude).velvet-btn-accent {
  background-color: var(--velvet-accent);
}

button:not(.velvet-exclude).velvet-btn-success {
  background-color: var(--velvet-success);
}

button:not(.velvet-exclude).velvet-btn-warning {
  background-color: var(--velvet-warning);
}

button:not(.velvet-exclude).velvet-btn-danger {
  background-color: var(--velvet-danger);
}

button:not(.velvet-exclude).velvet-btn-outline {
  background-color: transparent;
  color: var(--velvet-primary);
  border: 2px solid var(--velvet-primary);
}

button:not(.velvet-exclude).velvet-btn-outline:hover {
  background-color: var(--velvet-primary-light);
}

button:not(.velvet-exclude).velvet-btn-outline.velvet-btn-secondary {
  color: var(--velvet-secondary);
  border-color: var(--velvet-secondary);
}

button:not(.velvet-exclude).velvet-btn-outline.velvet-btn-secondary:hover {
  background-color: var(--velvet-secondary-light);
}

button:not(.velvet-exclude).velvet-btn-outline.velvet-btn-accent {
  color: var(--velvet-accent);
  border-color: var(--velvet-accent);
}

button:not(.velvet-exclude).velvet-btn-outline.velvet-btn-accent:hover {
  background-color: var(--velvet-accent-light);
}

button:not(.velvet-exclude).velvet-btn-sm {
  padding: 6px 12px;
  font-size: var(--velvet-font-size-sm);
}

button:not(.velvet-exclude).velvet-btn-lg {
  padding: 12px 24px;
  font-size: var(--velvet-font-size-lg);
}

button:not(.velvet-exclude).velvet-btn-round {
  border-radius: var(--velvet-radius-full);
}

button:not(.velvet-exclude).velvet-btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--velvet-radius-full);
}

button:not(.velvet-exclude).velvet-btn-icon.velvet-btn-sm {
  width: 30px;
  height: 30px;
}

button:not(.velvet-exclude).velvet-btn-icon.velvet-btn-lg {
  width: 50px;
  height: 50px;
}

div:not(.velvet-exclude) {
  transition: all var(--velvet-duration) var(--velvet-easing);
}

.card:not(.velvet-exclude),
article:not(.velvet-exclude),
section:not(.velvet-exclude),
.container:not(.velvet-exclude),
.box:not(.velvet-exclude),
aside:not(.velvet-exclude) {
  background-color: var(--velvet-white);
  border-radius: var(--velvet-radius);
  padding: 20px;
  margin: 10px 0;
  box-shadow: var(--velvet-shadow);
  transition: all var(--velvet-duration) var(--velvet-easing);
}

.card:not(.velvet-exclude):hover,
article:not(.velvet-exclude):hover,
section:not(.velvet-exclude):hover,
.container:not(.velvet-exclude):hover,
.box:not(.velvet-exclude):hover,
aside:not(.velvet-exclude):hover {
  transform: translateY(-3px);
  box-shadow: var(--velvet-shadow-lg);
}

.velvet-card-flat:not(.velvet-exclude) {
  box-shadow: none;
  border: 1px solid var(--velvet-light-gray);
}

.velvet-card-flat:not(.velvet-exclude):hover {
  box-shadow: var(--velvet-shadow);
}

.velvet-card-bordered:not(.velvet-exclude) {
  border: 1px solid var(--velvet-light-gray);
}

input:not(.velvet-exclude),
textarea:not(.velvet-exclude),
select:not(.velvet-exclude) {
  border: 2px solid var(--velvet-light-gray);
  border-radius: var(--velvet-radius);
  padding: 10px;
  transition: all var(--velvet-duration) var(--velvet-easing);
  width: 100%;
  margin: 10px 0;
  background-color: var(--velvet-white);
  color: var(--velvet-dark);
}

input:not(.velvet-exclude):focus,
textarea:not(.velvet-exclude):focus,
select:not(.velvet-exclude):focus {
  border-color: var(--velvet-accent);
  box-shadow: 0 0 0 3px var(--velvet-accent-light);
  outline: none;
}

input:not(.velvet-exclude).velvet-input-sm,
textarea:not(.velvet-exclude).velvet-input-sm,
select:not(.velvet-exclude).velvet-input-sm {
  padding: 6px 10px;
  font-size: var(--velvet-font-size-sm);
}

input:not(.velvet-exclude).velvet-input-lg,
textarea:not(.velvet-exclude).velvet-input-lg,
select:not(.velvet-exclude).velvet-input-lg {
  padding: 12px 20px;
  font-size: var(--velvet-font-size-lg);
}

.velvet-input-group:not(.velvet-exclude) {
  display: flex;
  margin: 10px 0;
}

.velvet-input-group:not(.velvet-exclude) input,
.velvet-input-group:not(.velvet-exclude) select {
  flex: 1;
  margin: 0;
}

.velvet-input-group:not(.velvet-exclude) button {
  margin: 0;
  border-radius: 0 var(--velvet-radius) var(--velvet-radius) 0;
}

.velvet-input-group:not(.velvet-exclude) input:not(:last-child),
.velvet-input-group:not(.velvet-exclude) select:not(:last-child) {
  border-radius: var(--velvet-radius) 0 0 var(--velvet-radius);
}

a:not(.velvet-exclude) {
  color: var(--velvet-primary);
  text-decoration: none;
  transition: all var(--velvet-duration) var(--velvet-easing);
  position: relative;
}

a:not(.velvet-exclude):hover {
  color: var(--velvet-secondary);
}

a:not(.velvet-exclude):after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -2px;
  left: 0;
  background-color: var(--velvet-secondary);
  transition: width var(--velvet-duration) var(--velvet-easing);
}

a:not(.velvet-exclude):hover:after {
  width: 100%;
}

a:not(.velvet-exclude).velvet-link-no-underline:after {
  display: none;
}

a:not(.velvet-exclude).velvet-link-button {
  display: inline-block;
  padding: 8px 16px;
  background-color: var(--velvet-primary);
  color: white;
  border-radius: var(--velvet-radius);
  text-align: center;
}

a:not(.velvet-exclude).velvet-link-button:hover {
  background-color: var(--velvet-secondary);
  color: white;
}

a:not(.velvet-exclude).velvet-link-button:after {
  display: none;
}

table:not(.velvet-exclude) {
  border-collapse: collapse;
  width: 100%;
  margin: 10px 0;
  border-radius: var(--velvet-radius);
  overflow: hidden;
  box-shadow: var(--velvet-shadow);
  background-color: var(--velvet-white);
}

th:not(.velvet-exclude),
td:not(.velvet-exclude) {
  padding: 12px 15px;
  text-align: left;
  border-bottom: 1px solid var(--velvet-light-gray);
  transition: all var(--velvet-duration) var(--velvet-easing);
}

th:not(.velvet-exclude) {
  background-color: var(--velvet-primary);
  color: white;
}

tr:not(.velvet-exclude):last-child td {
  border-bottom: none;
}

tr:not(.velvet-exclude):hover td {
  background-color: rgba(0, 0, 0, 0.02);
}

table:not(.velvet-exclude).velvet-table-striped tr:nth-child(even) td {
  background-color: rgba(0, 0, 0, 0.03);
}

table:not(.velvet-exclude).velvet-table-bordered {
  border: 1px solid var(--velvet-light-gray);
}

table:not(.velvet-exclude).velvet-table-bordered th,
table:not(.velvet-exclude).velvet-table-bordered td {
  border: 1px solid var(--velvet-light-gray);
}

img:not(.velvet-exclude) {
  max-width: 100%;
  border-radius: var(--velvet-radius);
  transition: all var(--velvet-duration) var(--velvet-easing);
}

img:not(.velvet-exclude):hover {
  transform: scale(1.02);
  box-shadow: var(--velvet-shadow);
}

img:not(.velvet-exclude).velvet-img-circle {
  border-radius: 50%;
}

img:not(.velvet-exclude).velvet-img-thumbnail {
  padding: 5px;
  background-color: var(--velvet-white);
  border: 1px solid var(--velvet-light-gray);
}

h1:not(.velvet-exclude),
h2:not(.velvet-exclude),
h3:not(.velvet-exclude),
h4:not(.velvet-exclude),
h5:not(.velvet-exclude),
h6:not(.velvet-exclude) {
  transition: all var(--velvet-duration) var(--velvet-easing);
  color: var(--velvet-dark);
  margin-top: 1.5em;
  margin-bottom: 0.5em;
}

h1:not(.velvet-exclude):first-child,
h2:not(.velvet-exclude):first-child,
h3:not(.velvet-exclude):first-child,
h4:not(.velvet-exclude):first-child,
h5:not(.velvet-exclude):first-child,
h6:not(.velvet-exclude):first-child {
  margin-top: 0;
}

h1:not(.velvet-exclude):hover,
h2:not(.velvet-exclude):hover,
h3:not(.velvet-exclude):hover,
h4:not(.velvet-exclude):hover,
h5:not(.velvet-exclude):hover,
h6:not(.velvet-exclude):hover {
  color: var(--velvet-primary);
}

ul:not(.velvet-exclude),
ol:not(.velvet-exclude) {
  padding-left: 20px;
}

li:not(.velvet-exclude) {
  margin: 8px 0;
  transition: all var(--velvet-duration) var(--velvet-easing);
}

li:not(.velvet-exclude):hover {
  transform: translateX(3px);
}

ul:not(.velvet-exclude).velvet-list-unstyled {
  list-style-type: none;
  padding-left: 0;
}

ul:not(.velvet-exclude).velvet-list-inline {
  list-style-type: none;
  padding-left: 0;
}

ul:not(.velvet-exclude).velvet-list-inline li {
  display: inline-block;
  margin-right: 10px;
}

code:not(.velvet-exclude),
pre:not(.velvet-exclude) {
  background-color: var(--velvet-light);
  border-radius: var(--velvet-radius);
  padding: 2px 6px;
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  transition: all var(--velvet-duration) var(--velvet-easing);
}

pre:not(.velvet-exclude) {
  padding: 15px;
  overflow-x: auto;
}

code:not(.velvet-exclude):hover,
pre:not(.velvet-exclude):hover {
  background-color: #eaeaea;
}

blockquote:not(.velvet-exclude) {
  border-left: 4px solid var(--velvet-primary);
  margin: 15px 0;
  padding: 10px 20px;
  background-color: rgba(0, 0, 0, 0.02);
  border-radius: 0 var(--velvet-radius) var(--velvet-radius) 0;
  transition: all var(--velvet-duration) var(--velvet-easing);
}

blockquote:not(.velvet-exclude):hover {
  background-color: rgba(0, 0, 0, 0.04);
  transform: translateX(3px);
}

hr:not(.velvet-exclude) {
  border: none;
  height: 2px;
  background: linear-gradient(to right, var(--velvet-primary), var(--velvet-secondary));
  margin: 20px 0;
  border-radius: var(--velvet-radius);
}

.velvet-flex:not(.velvet-exclude) {
  display: flex;
}

.velvet-flex-column:not(.velvet-exclude) {
  flex-direction: column;
}

.velvet-flex-grow:not(.velvet-exclude) {
  flex-grow: 1;
}

.velvet-justify-center:not(.velvet-exclude) {
  justify-content: center;
}

.velvet-justify-between:not(.velvet-exclude) {
  justify-content: space-between;
}

.velvet-justify-around:not(.velvet-exclude) {
  justify-content: space-around;
}

.velvet-align-center:not(.velvet-exclude) {
  align-items: center;
}

.velvet-align-start:not(.velvet-exclude) {
  align-items: flex-start;
}

.velvet-align-end:not(.velvet-exclude) {
  align-items: flex-end;
}

.velvet-gap-sm:not(.velvet-exclude) {
  gap: 0.5rem;
}

.velvet-gap:not(.velvet-exclude) {
  gap: 1rem;
}

.velvet-gap-lg:not(.velvet-exclude) {
  gap: 2rem;
}

.velvet-grid:not(.velvet-exclude) {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
}

.velvet-animate-in {
  animation: velvetFadeIn var(--velvet-duration) var(--velvet-easing);
}

.velvet-animate-out {
  animation: velvetFadeOut var(--velvet-duration) var(--velvet-easing);
}

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

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

.velvet-switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
}

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

.velvet-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--velvet-light-gray);
  transition: .4s;
  border-radius: 34px;
}

.velvet-slider:before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
  box-shadow: var(--velvet-shadow-sm);
}

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

input:focus + .velvet-slider {
  box-shadow: 0 0 1px var(--velvet-primary);
}

input:checked + .velvet-slider:before {
  transform: translateX(26px);
}

.velvet-switch.velvet-switch-sm {
  width: 40px;
  height: 24px;
}

.velvet-switch.velvet-switch-sm .velvet-slider:before {
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
}

.velvet-switch.velvet-switch-sm input:checked + .velvet-slider:before {
  transform: translateX(16px);
}

.velvet-switch.velvet-switch-lg {
  width: 80px;
  height: 44px;
}

.velvet-switch.velvet-switch-lg .velvet-slider:before {
  height: 36px;
  width: 36px;
  left: 4px;
  bottom: 4px;
}

.velvet-switch.velvet-switch-lg input:checked + .velvet-slider:before {
  transform: translateX(36px);
}

.progress:not(.velvet-exclude) {
  height: 8px;
  width: 100%;
  background-color: var(--velvet-light-gray);
  border-radius: var(--velvet-radius-full);
  overflow: hidden;
  margin: 10px 0;
}

.progress-bar:not(.velvet-exclude) {
  height: 100%;
  background-color: var(--velvet-primary);
  transition: width 0.5s var(--velvet-easing);
}

.progress-bar.velvet-progress-striped:not(.velvet-exclude) {
  background-image: linear-gradient(
    45deg,
    rgba(255, 255, 255, 0.15) 25%,
    transparent 25%,
    transparent 50%,
    rgba(255, 255, 255, 0.15) 50%,
    rgba(255, 255, 255, 0.15) 75%,
    transparent 75%,
    transparent
  );
  background-size: 1rem 1rem;
}

.progress-bar.velvet-progress-animated:not(.velvet-exclude) {
  animation: velvetProgressStripe 1s linear infinite;
}

@keyframes velvetProgressStripe {
  from { background-position: 1rem 0; }
  to { background-position: 0 0; }
}

.progress.velvet-progress-sm:not(.velvet-exclude) {
  height: 4px;
}

.progress.velvet-progress-lg:not(.velvet-exclude) {
  height: 16px;
}

.progress-bar.velvet-progress-secondary:not(.velvet-exclude) {
  background-color: var(--velvet-secondary);
}

.progress-bar.velvet-progress-accent:not(.velvet-exclude) {
  background-color: var(--velvet-accent);
}

.progress-bar.velvet-progress-success:not(.velvet-exclude) {
  background-color: var(--velvet-success);
}

.progress-bar.velvet-progress-warning:not(.velvet-exclude) {
  background-color: var(--velvet-warning);
}

.progress-bar.velvet-progress-danger:not(.velvet-exclude) {
  background-color: var(--velvet-danger);
}

.badge:not(.velvet-exclude) {
  display: inline-block;
  padding: 3px 8px;
  background-color: var(--velvet-accent);
  color: white;
  border-radius: 12px;
  font-size: var(--velvet-font-size-xs);
  font-weight: bold;
}

.badge.velvet-badge-primary:not(.velvet-exclude) {
  background-color: var(--velvet-primary);
}

.badge.velvet-badge-secondary:not(.velvet-exclude) {
  background-color: var(--velvet-secondary);
}

.badge.velvet-badge-success:not(.velvet-exclude) {
  background-color: var(--velvet-success);
}

.badge.velvet-badge-warning:not(.velvet-exclude) {
  background-color: var(--velvet-warning);
}

.badge.velvet-badge-danger:not(.velvet-exclude) {
  background-color: var(--velvet-danger);
}

.badge.velvet-badge-pill:not(.velvet-exclude) {
  border-radius: var(--velvet-radius-full);
}

.badge.velvet-badge-outline:not(.velvet-exclude) {
  background-color: transparent;
  border: 1px solid;
}

.badge.velvet-badge-outline.velvet-badge-primary:not(.velvet-exclude) {
  color: var(--velvet-primary);
  border-color: var(--velvet-primary);
}

.badge.velvet-badge-outline.velvet-badge-secondary:not(.velvet-exclude) {
  color: var(--velvet-secondary);
  border-color: var(--velvet-secondary);
}

.velvet-loader:not(.velvet-exclude) {
  border: 4px solid var(--velvet-light-gray);
  border-radius: 50%;
  border-top: 4px solid var(--velvet-primary);
  width: 30px;
  height: 30px;
  animation: velvetSpin 0.8s linear infinite;
}

.velvet-loader.velvet-loader-sm:not(.velvet-exclude) {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

.velvet-loader.velvet-loader-lg:not(.velvet-exclude) {
  width: 50px;
  height: 50px;
  border-width: 6px;
}

.velvet-loader.velvet-loader-secondary:not(.velvet-exclude) {
  border-top-color: var(--velvet-secondary);
}

.velvet-loader.velvet-loader-accent:not(.velvet-exclude) {
  border-top-color: var(--velvet-accent);
}

@keyframes velvetSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.velvet-spinner-dots:not(.velvet-exclude) {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.velvet-spinner-dots:not(.velvet-exclude) span {
  width: 8px;
  height: 8px;
  margin: 0 2px;
  background-color: var(--velvet-primary);
  border-radius: 50%;
  display: inline-block;
  animation: velvetBounce 1.4s infinite ease-in-out both;
}

.velvet-spinner-dots:not(.velvet-exclude) span:nth-child(1) {
  animation-delay: -0.32s;
}

.velvet-spinner-dots:not(.velvet-exclude) span:nth-child(2) {
  animation-delay: -0.16s;
}

@keyframes velvetBounce {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1); }
}

.velvet-spinner-ripple:not(.velvet-exclude) {
  display: inline-block;
  position: relative;
  width: 64px;
  height: 64px;
}

.velvet-spinner-ripple:not(.velvet-exclude) div {
  position: absolute;
  border: 4px solid var(--velvet-primary);
  opacity: 1;
  border-radius: 50%;
  animation: velvetRipple 1s cubic-bezier(0, 0.2, 0.8, 1) infinite;
}

.velvet-spinner-ripple:not(.velvet-exclude) div:nth-child(2) {
  animation-delay: -0.5s;
}

@keyframes velvetRipple {
  0% {
    top: 28px;
    left: 28px;
    width: 0;
    height: 0;
    opacity: 1;
  }
  100% {
    top: -1px;
    left: -1px;
    width: 58px;
    height: 58px;
    opacity: 0;
  }
}

.velvet-spinner-pulse:not(.velvet-exclude) {
  display: inline-block;
  width: 40px;
  height: 40px;
  background-color: var(--velvet-primary);
  border-radius: 50%;
  animation: velvetPulse 1.2s infinite cubic-bezier(0.455, 0.03, 0.515, 0.955);
}

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

.velvet-skeleton:not(.velvet-exclude) {
  display: inline-block;
  width: 100%;
  height: 1em;
  background: linear-gradient(90deg, var(--velvet-light-gray) 25%, var(--velvet-light) 50%, var(--velvet-light-gray) 75%);
  background-size: 200% 100%;
  border-radius: var(--velvet-radius)
}