/* 全局样式重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #2196f3;
  --primary-light: #e3f2fd;
  --secondary-color: #ff5252;
  --accent-color: #ffc107;
  --text-primary: #212121;
  --text-secondary: #757575;
  --text-hint: #9e9e9e;
  --background: #f5f7fa;
  --card-bg: #ffffff;
  --border-radius: 12px;
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  --shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--background);
  padding: 0;
  margin: 0;
  overflow-x: hidden;
}

.container {
  width: 100%;
  margin: 0 auto;
  padding: 0;
  overflow: hidden;
}

/* 卡片通用样式 */
.card {
  background-color: var(--card-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-hover);
}

/* 动画效果 */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease forwards;
}

/* Hero区域样式 */
.hero {
  background: linear-gradient(135deg, #2196f3 0%, #1565c0 100%);
  color: white;
  padding: 8rem 0 6rem;
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
  overflow: hidden;
  width: 100%;
  height: 100vh;
  min-height: 500px;
  max-height: 800px;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('../images/hero-bg.jpg');
  background-size: cover;
  background-position: center center;
  z-index: 0;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHhtbG5zOnhsaW5rPSJodHRwOi8vd3d3LnczLm9yZy8xOTk5L3hsaW5rIiB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAwIj48ZGVmcz48cGF0dGVybiBpZD0icGF0dGVybiIgcGF0dGVyblVuaXRzPSJ1c2VyU3BhY2VPblVzZSIgd2lkdGg9IjEwMCIgaGVpZ2h0PSIxMDAiPjxjaXJjbGUgY3g9IjUwIiBjeT0iNTAiIHI9IjMwIiBmaWxsPSJyZ2JhKDI1NSwyNTUsMjU1LDAuMDIpIi8+PC9wYXR0ZXJuPjwvZGVmcz48cmVjdCB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAwIiBmaWxsPSJ1cmwoI3BhdHRlcm4pIi8+PC9zdmc+');
  opacity: 1;
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 100%;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  letter-spacing: -1px;
  color: white;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero .subtitle {
  font-size: 1.6rem;
  margin-bottom: 2.5rem;
  color: white;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  text-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
}

.hero-cta {
  background-color: white;
  color: var(--primary-color);
  border: none;
  padding: 1.2rem 2.5rem;
  font-size: 1.2rem;
  font-weight: 600;
  border-radius: 50px;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  text-decoration: none;
  display: inline-block;
}

.hero-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  background-color: #fafafa;
}

/* 主要内容区域 */
.main-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* 输入表单样式 */
.input-form {
  background: white;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-hover);
  padding: 2.5rem;
  margin-bottom: 3rem;
  text-align: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  transform: translateY(-30px);
  position: relative;
  z-index: 10;
}

.input-form h2 {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.form-group {
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.form-group label {
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
  color: var(--text-primary);
}

.form-row {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.form-control {
  padding: 0.8rem 1.2rem;
  font-size: 1.1rem;
  border: 2px solid #e0e0e0;
  border-radius: var(--border-radius);
  width: 100%;
  max-width: 150px;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.2);
}

.btn {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 0.8rem 2rem;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 1rem;
}

.btn:hover {
  background-color: #1976d2;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(33, 150, 243, 0.3);
}

/* 网格可视化区域 */
.grid-section {
  padding: 3rem 0;
}

.grid-section h2 {
  text-align: center;
  font-size: 2.2rem;
  margin-bottom: 2.5rem;
  color: var(--text-primary);
}

.grid-container {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.grid-row {
  display: flex;
  gap: 0.5rem;
}

.grid-cell {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  transition: var(--transition);
}

.past {
  background-color: var(--secondary-color);
}

.current {
  background-color: var(--accent-color);
  animation: pulse 2s infinite;
}

.future {
  background-color: var(--primary-light);
  border: 1px solid #c5e1f9;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.2);
    opacity: 0.7;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

/* 统计信息区域 */
.stats-section {
  padding: 5rem 0;
  background-color: #f8f9fa;
  margin: 4rem 0;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMTQ0MCIgaGVpZ2h0PSI1MDAiIHZpZXdCb3g9IjAgMCAxNDQwIDUwMCIgZmlsbD0ibm9uZSIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48cGF0aCBkPSJNMCAyNTBDMCAyNTAgMjg4IDUwIDcyMCAyNTBDMTE1MiA0NTAgMTQ0MCAyNTAgMTQ0MCAyNTBWNTAwSDBWMjUwWiIgZmlsbD0icmdiYSgzMywxNTAsMjQzLDAuMDUpIi8+PC9zdmc+');
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  opacity: 0.7;
  z-index: 1;
}

.stats-section .container {
  position: relative;
  z-index: 2;
}

.stats-section h2 {
  text-align: center;
  font-size: 2.2rem;
  margin-bottom: 3rem;
}

.stats-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 3rem;
}

.stat-card {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  padding: 2rem;
  text-align: center;
  flex: 1 1 200px;
  max-width: 280px;
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.stat-card .number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  line-height: 1;
}

.stat-card .label {
  font-size: 1.1rem;
  color: var(--text-secondary);
}

/* 特性部分 */
.features-section {
  padding: 4rem 0;
}

.features-section h2 {
  text-align: center;
  font-size: 2.2rem;
  margin-bottom: 3rem;
}

.features-row {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: center;
}

.feature-card {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  padding: 2rem;
  flex: 1 1 300px;
  max-width: 350px;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.feature-icon {
  color: var(--primary-color);
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* CTA区域 */
.cta-section {
  background: linear-gradient(135deg, #2196f3 0%, #1565c0 100%);
  padding: 6rem 0;
  text-align: center;
  color: white;
  margin-top: 4rem;
}

.cta-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 2rem;
}

.cta-section h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.cta-section p {
  font-size: 1.2rem;
  margin-bottom: 2.5rem;
  color: rgba(255, 255, 255, 0.9);
}

.cta-btn {
  background-color: white;
  color: var(--primary-color);
  border: none;
  padding: 1rem 2.5rem;
  font-size: 1.2rem;
  font-weight: 600;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  display: inline-block;
}

.cta-btn:hover {
  background-color: #f5f5f5;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* 页脚样式 */
footer {
  background-color: #1e1e1e;
  color: #b0bec5;
  padding: 3rem 0;
  text-align: center;
  margin-top: 4rem;
}

.footer-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}

footer p {
  margin-bottom: 0;
  text-align: left;
}

footer a {
  color: #b0bec5;
  text-decoration: none;
  transition: var(--transition);
}

footer a:hover {
  color: var(--primary-color);
  text-decoration: underline;
}

.footer-links {
  display: flex;
  justify-content: flex-end;
  gap: 1.5rem;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .footer-content {
    flex-direction: column;
    gap: 1.5rem;
  }

  footer p {
    text-align: center;
  }

  .footer-links {
    justify-content: center;
  }
}

/* 响应式设计 */
@media (max-width: 768px) {
  .hero {
    height: 80vh;
    min-height: 400px;
    padding: 6rem 0 4rem;
  }

  .hero h1 {
    font-size: 3rem;
  }

  .hero .subtitle {
    font-size: 1.3rem;
  }

  .hero::before {
    background-position: center 20%;
  }
  .stats-row,
  .features-row {
    flex-direction: column;
    align-items: center;
  }
  .stat-card,
  .feature-card {
    max-width: 100%;
  }
  .footer-content {
    flex-direction: column;
    gap: 2rem;
  }
}

@media (max-width: 480px) {
  .hero {
    height: 60vh;
    min-height: 350px;
    padding: 4rem 0 3rem;
  }

  .hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
  }

  .hero-cta {
    padding: 0.8rem 2rem;
    font-size: 1rem;
  }
  .input-form {
    padding: 1.5rem;
  }
  .form-row {
    flex-direction: column;
    gap: 1rem;
  }
  .form-control {
    max-width: 100%;
  }
}

/* 宽屏设备调整 */
@media (min-width: 1920px) {
  .hero::before {
    background-size: 100% auto;
    background-position: center 30%;
  }
}

/* 头部样式 */
header {
  text-align: center;
  margin-bottom: 2rem;
}

h1 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  letter-spacing: -0.5px;
}

h2 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

h3 {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  font-weight: 400;
}

/* 表单样式 */
.input-section {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.form-group {
  flex: 1;
  min-width: 200px;
  position: relative;
}

.form-group::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width 0.3s ease;
}

.input-focus::after {
  width: 100%;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-secondary);
}

input[type='number'] {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  font-size: 1rem;
  transition: var(--transition);
  background-color: #fafafa;
}

input[type='number']:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
}

button {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 500;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
}

button:hover {
  background-color: #1976d2;
  transform: translateY(-1px);
}

/* 统计信息样式 */
.stats-section {
  border-radius: var(--border-radius);
  margin-bottom: 1.5rem;
  background-color: var(--primary-light);
  padding: 1.25rem;
  text-align: center;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.stats-section.fade-in {
  opacity: 1;
  transform: translateY(0);
}

#time-remaining {
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.5;
}

#time-remaining strong {
  color: var(--primary-color);
  font-weight: 600;
}

/* 当前年剩余时间统计样式 */
.current-year-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.stat-box {
  text-align: center;
  padding: 1.5rem;
  background-color: var(--card-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: center;
  opacity: 0;
  transform: translateY(20px);
}

.stat-box.fade-in {
  opacity: 1;
  transform: translateY(0);
}

.stat-box:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--secondary-color);
  margin: 0.5rem 0;
  line-height: 1;
}

/* 网格样式 */
.grid-section {
  margin-bottom: 3rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.grid-container {
  background-color: var(--card-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: translateY(20px);
}

.grid-container.fade-in {
  opacity: 1;
  transform: translateY(0);
}

.grid-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.progress-percentage {
  font-size: 1.2rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  background-color: rgba(33, 150, 243, 0.1);
}

#years-progress {
  color: var(--primary-color);
}

#months-progress {
  color: var(--secondary-color);
}

.life-grid {
  display: grid;
  gap: 3px;
  margin: 0.5rem 0;
  padding: 0.5rem;
  background-color: var(--background);
  border-radius: 8px;
}

#years-grid {
  grid-template-columns: repeat(auto-fill, minmax(20px, 1fr));
}

#months-grid {
  grid-template-columns: repeat(52, minmax(8px, 1fr));
  gap: 2px;
}

.year-box,
.month-box {
  aspect-ratio: 1;
  border-radius: 3px;
  width: 100%;
  height: 100%;
  transition: transform 0.15s ease;
}

.year-box:hover,
.month-box:hover {
  transform: scale(1.1);
  z-index: 1;
}

.years-past {
  background-color: var(--primary-color);
  box-shadow: 0 1px 3px rgba(33, 150, 243, 0.2);
}

.months-past {
  background-color: var(--secondary-color);
  box-shadow: 0 1px 3px rgba(255, 82, 82, 0.2);
}

.current {
  background-color: var(--accent-color);
  border: 1px solid #ffb300;
  box-shadow: 0 0 0 2px rgba(255, 193, 7, 0.4);
  z-index: 2;
}

.future {
  background-color: #f5f5f5;
  border: 1px solid #e0e0e0;
}

/* 功能特点区块 */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin: 3rem 0;
}

.feature-item {
  background-color: var(--card-bg);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.feature-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.feature-icon {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

/* 滚动回顶部按钮 */
.scroll-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background-color: var(--primary-color);
  color: white;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
  opacity: 0;
  visibility: hidden;
  z-index: 1000;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.scroll-top i {
  font-size: 24px;
}

/* 暗色模式支持 */
@media (prefers-color-scheme: dark) {
  :root {
    --primary-color: #42a5f5;
    --primary-light: #082c4e;
    --text-primary: #ffffff;
    --text-secondary: #b0bec5;
    --text-hint: #78909c;
    --background: #121212;
    --card-bg: #1e1e1e;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    --shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.3);
  }

  input[type='number'] {
    background-color: #292929;
    border-color: #333333;
    color: #ffffff;
  }

  .future {
    background-color: #2c2c2c;
    border-color: #3a3a3a;
  }

  .feature-item {
    background-color: #1e1e1e;
  }

  footer {
    background-color: #0a0a0a;
  }
}

/* 新的紧凑布局样式 */
.core-area {
  max-width: 1000px;
  margin: -60px auto 30px;
  position: relative;
  z-index: 10;
  background: var(--card-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-hover);
  padding: 25px;
}

/* 输入区样式 */
.input-card {
  padding: 20px;
  background-color: var(--primary-light);
  border-radius: var(--border-radius);
  margin-bottom: 25px;
}

.input-row {
  display: flex;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 15px;
}

.input-field {
  flex: 1;
  min-width: 150px;
}

.input-field label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-primary);
}

.input-field input {
  width: 100%;
  padding: 10px 15px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 6px;
  font-size: 1rem;
  background: white;
}

.action-btn {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 11px 20px;
  font-size: 0.95rem;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
  min-width: 120px;
}

.action-btn:hover {
  background-color: #1976d2;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* 结果区域样式 */
.results-area {
  padding: 0 10px;
}

.brief-info {
  background-color: #f5f9ff;
  border-left: 3px solid var(--primary-color);
  padding: 15px 20px;
  margin-bottom: 25px;
  border-radius: 4px;
  font-size: 0.95rem;
  line-height: 1.5;
}

.stats-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 15px;
}

.stat-item {
  flex: 1;
  min-width: 120px;
  background: white;
  border-radius: var(--border-radius);
  padding: 15px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.stat-item:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transform: translateY(-3px);
}

.stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.stat-value {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--secondary-color);
}

/* 网格区域样式 */
.grid-wrapper {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.grid-panel {
  background: white;
  border-radius: var(--border-radius);
  padding: 20px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.grid-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.grid-header h2 {
  font-size: 1.1rem;
  margin: 0;
  color: var(--text-primary);
}

.progress-percentage {
  background-color: rgba(33, 150, 243, 0.1);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary-color);
}

#months-progress {
  background-color: rgba(255, 82, 82, 0.1);
  color: var(--secondary-color);
}

.life-grid {
  display: grid;
  gap: 3px;
  padding: 8px;
  background-color: #f9f9f9;
  border-radius: 6px;
}

#years-grid {
  grid-template-columns: repeat(auto-fill, minmax(16px, 1fr));
}

#months-grid {
  grid-template-columns: repeat(auto-fill, minmax(10px, 1fr));
  gap: 2px;
}

.year-box,
.month-box {
  aspect-ratio: 1;
  border-radius: 3px;
  width: 100%;
  height: 100%;
  transition: transform 0.15s ease;
}

.year-box:hover,
.month-box:hover {
  transform: scale(1.1);
  z-index: 1;
}

.years-past {
  background-color: var(--primary-color);
  box-shadow: 0 1px 3px rgba(33, 150, 243, 0.2);
}

.months-past {
  background-color: var(--secondary-color);
  box-shadow: 0 1px 3px rgba(255, 82, 82, 0.2);
}

.current {
  background-color: var(--accent-color);
  border: 1px solid #ffb300;
  box-shadow: 0 0 0 2px rgba(255, 193, 7, 0.4);
  z-index: 2;
}

.future {
  background-color: #f5f5f5;
  border: 1px solid #e0e0e0;
}

/* 紧凑布局的响应式调整 */
@media (max-width: 768px) {
  .core-area {
    margin-top: -30px;
    padding: 15px;
  }

  .input-row {
    flex-direction: column;
  }

  .input-field {
    width: 100%;
  }

  .action-btn {
    width: 100%;
  }

  .stats-row {
    flex-direction: column;
  }

  .stat-item {
    width: 100%;
  }

  .stat-value {
    font-size: 1.8rem;
  }
}

/* 暗色模式适配 */
@media (prefers-color-scheme: dark) {
  .core-area {
    background-color: var(--card-bg);
  }

  .input-card {
    background-color: #1a2638;
  }

  .brief-info {
    background-color: #1a2638;
    border-left-color: var(--primary-color);
  }

  .stat-item,
  .grid-panel {
    background-color: #252525;
  }

  .life-grid {
    background-color: #1a1a1a;
  }

  .input-field input {
    background-color: #2a2a2a;
    border-color: #444;
    color: #eee;
  }
}