/* ============================================
   财富自由计算器 - 现代优化版样式
   ============================================ */

:root {
  /* 主色调 */
  --primary-color: #6366f1;
  --primary-light: #818cf8;
  --primary-dark: #4f46e5;

  /* 渐变色 */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-gold: linear-gradient(135deg, #f7971e 0%, #ffd200 100%);

  /* 背景色 */
  --bg-color: #0f0f23;
  --bg-secondary: #1a1a2e;
  --bg-card: rgba(26, 26, 46, 0.8);
  --bg-glass: rgba(255, 255, 255, 0.05);

  /* 文字颜色 */
  --text-primary: #ffffff;
  --text-secondary: #a0aec0;
  --text-muted: #718096;

  /* 边框和阴影 */
  --border-color: rgba(255, 255, 255, 0.1);
  --border-radius: 20px;
  --border-radius-sm: 12px;
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);

  /* 动画 */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* 间距 */
  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 20px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
}

/* ============================================
   基础样式重置
   ============================================ */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans SC', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-color);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

/* 动态背景 */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(168, 85, 247, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 40% 60%, rgba(236, 72, 153, 0.1) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
  animation: bgPulse 15s ease-in-out infinite;
}

@keyframes bgPulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.7;
  }
}

/* 浮动粒子效果 */
.particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  animation: float 20s infinite;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(100vh) rotate(0deg);
    opacity: 0;
  }

  10% {
    opacity: 1;
  }

  90% {
    opacity: 1;
  }

  100% {
    transform: translateY(-100vh) rotate(720deg);
    opacity: 0;
  }
}

/* ============================================
   容器和布局
   ============================================ */

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--spacing-lg);
  position: relative;
}

/* ============================================
   头部样式
   ============================================ */

header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  animation: slideDown 0.8s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.header-icon {
  font-size: 64px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 20px rgba(99, 102, 241, 0.5));
  display: block;
  margin-bottom: var(--spacing-md);
  animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-10px);
  }
}

h1 {
  font-size: 2.8rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.5px;
}

.header-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  font-weight: 300;
}

/* ============================================
   卡片样式 - 玻璃态设计
   ============================================ */

.card {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
  animation: fadeInUp 0.6s ease forwards;
  opacity: 0;
  transform: translateY(20px);
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg,
      transparent,
      rgba(255, 255, 255, 0.2),
      transparent);
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 入场动画延迟 */
.card:nth-child(1) {
  animation-delay: 0.1s;
}

.card:nth-child(2) {
  animation-delay: 0.2s;
}

.card:nth-child(3) {
  animation-delay: 0.3s;
}

/* ============================================
   表单样式
   ============================================ */

form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form-field {
  position: relative;
}

label {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
  font-size: 0.95rem;
}

label i {
  color: var(--primary-light);
  font-size: 1rem;
}

input[type="number"] {
  width: 100%;
  padding: 16px 20px;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  font-size: 1rem;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
  transition: all var(--transition-normal);
  font-family: inherit;
}

input[type="number"]::placeholder {
  color: var(--text-muted);
}

input[type="number"]:hover {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.05);
}

input[type="number"]:focus {
  outline: none;
  border-color: var(--primary-color);
  background: rgba(99, 102, 241, 0.05);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}

/* 隐藏数字输入框的spinner */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input[type="number"] {
  -moz-appearance: textfield;
}

/* ============================================
   工具提示样式
   ============================================ */

.tooltip-icon {
  position: relative;
  cursor: help;
  color: var(--text-muted);
  margin-left: var(--spacing-xs);
  transition: color var(--transition-fast);
}

.tooltip-icon:hover {
  color: var(--primary-light);
}

.tooltip-icon::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 130%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.85rem;
  font-weight: normal;
  white-space: normal;
  width: max-content;
  max-width: 280px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  z-index: 1000;
  box-shadow: var(--shadow-card);
  line-height: 1.5;
}

.tooltip-icon::before {
  content: '';
  position: absolute;
  bottom: 120%;
  left: 50%;
  transform: translateX(-50%);
  border: 8px solid transparent;
  border-top-color: var(--bg-secondary);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

.tooltip-icon:hover::after,
.tooltip-icon:hover::before {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* ============================================
   投资收益率滑块
   ============================================ */

.slider-container {
  margin-top: var(--spacing-sm);
}

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

.slider-value {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 700;
  font-size: 1.2rem;
}

input[type="range"] {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: var(--border-color);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--gradient-primary);
  cursor: pointer;
  border: 3px solid var(--bg-color);
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
  transition: transform var(--transition-fast);
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

input[type="range"]::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--gradient-primary);
  cursor: pointer;
  border: 3px solid var(--bg-color);
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
}

/* ============================================
   按钮样式
   ============================================ */

.card button[type="submit"],
.btn-primary {
  width: 100%;
  padding: 18px 32px;
  border: none;
  border-radius: var(--border-radius-sm);
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  color: white;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  margin-top: var(--spacing-md);
  font-family: inherit;
}

.card button[type="submit"]::before,
.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg,
      transparent,
      rgba(255, 255, 255, 0.2),
      transparent);
  transition: left 0.5s ease;
}

.card button[type="submit"]:hover,
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

.card button[type="submit"]:hover::before,
.btn-primary:hover::before {
  left: 100%;
}

.card button[type="submit"]:active,
.btn-primary:active {
  transform: translateY(-1px);
}

/* ============================================
   结果区域
   ============================================ */

#result {
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-slow);
}

#result.hidden {
  display: none;
}

#result:not(.hidden) {
  opacity: 1;
  transform: translateY(0);
  animation: resultReveal 0.8s ease;
}

@keyframes resultReveal {
  from {
    opacity: 0;
    transform: translateY(40px) scale(0.95);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.result-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
}

.result-icon {
  font-size: 2rem;
  color: #fbbf24;
  animation: starPulse 2s ease-in-out infinite;
}

@keyframes starPulse {

  0%,
  100% {
    transform: scale(1);
    filter: drop-shadow(0 0 10px rgba(251, 191, 36, 0.5));
  }

  50% {
    transform: scale(1.1);
    filter: drop-shadow(0 0 20px rgba(251, 191, 36, 0.8));
  }
}

h2 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

h3 {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: var(--spacing-lg) 0 var(--spacing-md);
}

h3 i {
  color: var(--primary-light);
}

/* ============================================
   当前阶段展示
   ============================================ */

.current-stage {
  margin: var(--spacing-lg) 0;
}

.stage-box {
  background: linear-gradient(135deg,
      rgba(99, 102, 241, 0.1) 0%,
      rgba(168, 85, 247, 0.1) 100%);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-left: 4px solid;
  border-left-color: var(--primary-color);
  border-radius: var(--border-radius-sm);
  padding: var(--spacing-lg);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.stage-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg,
      rgba(255, 255, 255, 0.05) 0%,
      transparent 100%);
  pointer-events: none;
}

.stage-box:hover {
  transform: translateY(-4px);
  box-shadow: 0 15px 40px rgba(99, 102, 241, 0.2);
  border-left-color: var(--primary-light);
}

.stage-name-wrapper {
  margin-bottom: var(--spacing-md);
}

.stage-title {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-xs);
}

.stage-name {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {

  0%,
  100% {
    filter: brightness(1);
  }

  50% {
    filter: brightness(1.3);
  }
}

.description {
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
  font-size: 1rem;
}

/* 标签样式 */
.stage-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-md);
}

.tag {
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  cursor: default;
}

.tag:hover {
  transform: translateY(-2px);
}

.magenta {
  background: rgba(236, 72, 153, 0.2);
  color: #f472b6;
  border: 1px solid rgba(236, 72, 153, 0.3);
}

.cyan {
  background: rgba(34, 211, 238, 0.2);
  color: #22d3ee;
  border: 1px solid rgba(34, 211, 238, 0.3);
}

.orange {
  background: rgba(251, 146, 60, 0.2);
  color: #fb923c;
  border: 1px solid rgba(251, 146, 60, 0.3);
}

.green {
  background: rgba(52, 211, 153, 0.2);
  color: #34d399;
  border: 1px solid rgba(52, 211, 153, 0.3);
}

.purple {
  background: rgba(168, 85, 247, 0.2);
  color: #a855f7;
  border: 1px solid rgba(168, 85, 247, 0.3);
}

.blue {
  background: rgba(59, 130, 246, 0.2);
  color: #3b82f6;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

/* ============================================
   建议区域
   ============================================ */

.advice {
  margin: var(--spacing-lg) 0;
}

.advice-box {
  background: rgba(52, 211, 153, 0.05);
  border: 1px solid rgba(52, 211, 153, 0.2);
  border-radius: var(--border-radius-sm);
  padding: var(--spacing-lg);
  position: relative;
}

.advice-box::before {
  position: absolute;
  top: -12px;
  left: 20px;
  font-size: 1.5rem;
  background: var(--bg-color);
  padding: 0 var(--spacing-xs);
}

.advice p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin: 0;
  white-space: pre-line;
}

/* ============================================
   财务摘要
   ============================================ */

.financial-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.summary-item {
  background: var(--bg-glass);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: var(--spacing-md);
  text-align: center;
  transition: all var(--transition-normal);
}

.summary-item:hover {
  transform: translateY(-4px);
  border-color: var(--primary-color);
}

.summary-item i {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
  display: block;
}

.summary-item.positive i {
  color: #34d399;
}

.summary-item.negative i {
  color: #f87171;
}

.summary-item.neutral i {
  color: var(--primary-light);
}

.summary-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-xs);
}

.summary-value {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
}

.summary-value.positive {
  color: #34d399;
}

.summary-value.negative {
  color: #f87171;
}

/* ============================================
   进度条
   ============================================ */

.progress-section {
  margin: var(--spacing-lg) 0;
}

.progress-bar-container {
  background: var(--border-color);
  border-radius: 10px;
  height: 20px;
  overflow: hidden;
  position: relative;
}

.progress-bar {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 10px;
  transition: width 1s ease;
  position: relative;
}

.progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg,
      transparent,
      rgba(255, 255, 255, 0.3),
      transparent);
  animation: progressShine 2s ease-in-out infinite;
}

@keyframes progressShine {
  0% {
    transform: translateX(-100%);
  }

  100% {
    transform: translateX(100%);
  }
}

.progress-labels {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-sm);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.progress-labels i {
  color: var(--primary-light);
  margin-right: 4px;
}

.progress-labels #progressAnnualSavings {
  color: var(--text-primary);
  font-weight: 600;
}

.time-estimate {
  color: var(--primary-light);
  font-weight: 500;
}

.time-estimate #progressTimeEstimate {
  color: #34d399;
  font-weight: 600;
}

/* ============================================
   表格样式
   ============================================ */

.future-stages {
  margin: var(--spacing-lg) 0;
}

.table-container {
  overflow-x: auto;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--border-color);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-glass);
}

th,
td {
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

th {
  background: rgba(99, 102, 241, 0.1);
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

th i {
  margin-right: var(--spacing-xs);
  color: var(--primary-light);
}

td {
  color: var(--text-secondary);
}

td i {
  margin-right: var(--spacing-xs);
  color: var(--primary-light);
}

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

tr:hover td {
  background: rgba(99, 102, 241, 0.05);
}

/* 阶段行状态 */
tr.unreachable td {
  color: #f87171;
}

/* ============================================
   赞赏区域
   ============================================ */

.v50 {
  text-align: center;
  margin-top: var(--spacing-lg);
  padding: var(--spacing-lg);
  background: linear-gradient(135deg,
      rgba(251, 146, 60, 0.05) 0%,
      rgba(236, 72, 153, 0.05) 100%);
  border: 1px solid rgba(251, 146, 60, 0.2);
  border-radius: var(--border-radius);
}

.appreciate-section {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.appreciate-img {
  width: 300px;
  height: 300px;
  border-radius: var(--border-radius-sm);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  transition: transform var(--transition-normal);
  border: 3px solid rgba(255, 255, 255, 0.1);
}

.appreciate-img:hover {
  transform: scale(1.05);
}

.v50 p {
  margin-top: var(--spacing-md);
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ============================================
   页脚
   ============================================ */

footer {
  text-align: center;
  padding: var(--spacing-lg) 0;
  margin-top: var(--spacing-xl);
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.9rem;
}

footer i {
  margin-right: var(--spacing-xs);
  color: var(--primary-light);
}

/* ============================================
   主题切换按钮
   ============================================ */

.theme-toggle {
  position: fixed;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  color: var(--text-primary);
  font-size: 1.3rem;
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.theme-toggle:hover {
  transform: rotate(30deg);
  border-color: var(--primary-color);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
}

/* ============================================
   响应式设计
   ============================================ */

@media (max-width: 768px) {
  :root {
    --spacing-lg: 24px;
    --spacing-xl: 32px;
  }

  .container {
    padding: var(--spacing-md);
  }

  h1 {
    font-size: 2rem;
  }

  .header-icon {
    font-size: 48px;
  }

  .card {
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
  }

  .stage-name {
    font-size: 1.5rem;
  }

  .financial-summary {
    grid-template-columns: repeat(2, 1fr);
  }

  table {
    font-size: 0.9rem;
  }

  th,
  td {
    padding: var(--spacing-sm);
  }

  .theme-toggle {
    width: 40px;
    height: 40px;
    font-size: 1rem;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.6rem;
  }

  .financial-summary {
    grid-template-columns: 1fr;
  }

  .stage-tags {
    justify-content: center;
  }

  .appreciate-img {
    width: 160px;
    height: 160px;
  }
}



/* ============================================
   提示信息
   ============================================ */

.toast {
  position: fixed;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--text-primary);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-normal);
  z-index: 2000;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

/* ============================================
   暗色/亮色模式适配
   ============================================ */

[data-theme="light"] {
  --bg-color: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-glass: rgba(255, 255, 255, 0.7);
  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border-color: rgba(0, 0, 0, 0.1);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] body::before {
  background:
    radial-gradient(ellipse at 20% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(168, 85, 247, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 40% 60%, rgba(236, 72, 153, 0.05) 0%, transparent 50%);
}

[data-theme="light"] input[type="number"] {
  background: rgba(0, 0, 0, 0.02);
}

[data-theme="light"] input[type="number"]:hover {
  background: rgba(0, 0, 0, 0.03);
}

[data-theme="light"] input[type="number"]:focus {
  background: rgba(99, 102, 241, 0.05);
}