page {
  background-color: #FFFFFF;
  height: 100%;
}

.container {
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 0 80rpx;
  overflow: hidden;
  position: relative;
}

/* 水墨动画遮罩 */
.ink-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  overflow: hidden;
  background: transparent;
}

.ink-overlay.active {
  opacity: 1;
  visibility: visible;
}

.ink-circle {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background-color: #000000;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.ink-overlay.active .ink-circle {
  animation: inkSpread 1.8s cubic-bezier(0.25, 0.1, 0.25, 1) forwards;
}

@keyframes inkSpread {
  0% {
    width: 0;
    height: 0;
    opacity: 1;
  }
  100% {
    width: 350vmax;
    height: 350vmax;
    opacity: 1;
  }
}

.content {
  margin-top: 30vh; 
  display: flex;
  flex-direction: column;
  align-items: center;
  animation: contentFadeIn 1.5s cubic-bezier(0.19, 1, 0.22, 1);
  transition: opacity 0.5s ease;
}

.content.fade-out {
  opacity: 0;
}

.title {
  font-family: "Noto Serif SC", serif;
  font-size: 80rpx;
  color: #2D2D2D;
  letter-spacing: 24rpx;
  font-weight: 300;
  margin-bottom: 20rpx;
  padding-left: 24rpx; 
}

.subtitle {
  font-size: 22rpx;
  color: #D0D0D0;
  letter-spacing: 6rpx;
  margin-bottom: 80rpx;
}

/* 模式选择器 */
.mode-selector {
  display: flex;
  flex-direction: row;
  justify-content: center;
  margin-bottom: 60rpx;
  gap: 60rpx;
}

.mode-item {
  font-size: 24rpx;
  color: #B0B0B0;
  letter-spacing: 4rpx;
  padding: 10rpx 0;
  position: relative;
  transition: all 0.3s ease;
}

.mode-item.active {
  color: #2D2D2D;
}

.mode-dot {
  position: absolute;
  bottom: -4rpx;
  left: 50%;
  transform: translateX(-50%);
  width: 6rpx;
  height: 6rpx;
  background-color: #2D2D2D;
  border-radius: 50%;
}

/* 姓氏输入 */
.surname-section {
  width: 100%;
  margin-bottom: 40rpx;
}

.surname-input {
  width: 100%;
  height: 80rpx;
  text-align: center;
  font-size: 32rpx;
  color: #4A4A4A;
  letter-spacing: 4rpx;
}

/* 关键词输入 */
.input-section {
  width: 100%;
  margin-bottom: 60rpx;
}

.keyword-input {
  width: 100%;
  height: 80rpx;
  text-align: center;
  font-size: 30rpx;
  color: #4A4A4A;
  letter-spacing: 2rpx;
}

.placeholder {
  color: #E0E0E0;
  font-weight: 200;
}

.line {
  width: 40rpx;
  height: 1rpx;
  background-color: #F0F0F0;
  margin: 10rpx auto 0;
  transition: width 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.surname-section:focus-within .line,
.input-section:focus-within .line {
  width: 80rpx;
  background-color: #2D2D2D;
}

.action-section {
  width: 100%;
  display: flex;
  justify-content: center;
  margin-top: 40rpx;
}

/* 全黑背景、无圆角、加宽字间距的按钮 */
.generate-btn {
  background-color: #1a1a1a !important;
  color: #ffffff !important;
  font-size: 24rpx !important;
  font-weight: 300 !important;
  padding: 24rpx 80rpx !important;
  letter-spacing: 16rpx !important;
  text-indent: 16rpx !important;
  transition: all 0.3s ease;
  border: none !important;
  border-radius: 0 !important;
}

.generate-btn::after {
  border: none !important;
}

.generate-btn:active {
  background-color: #333333 !important;
  transform: scale(0.98);
}

.footer {
  position: absolute;
  bottom: 80rpx;
  left: 0;
  right: 0;
  text-align: center;
  animation: footerFadeIn 3s ease-in;
  transition: opacity 0.5s ease;
}

.footer.fade-out {
  opacity: 0;
}

.footer text {
  font-size: 16rpx;
  color: #F0F0F0;
  letter-spacing: 4rpx;
}

@keyframes contentFadeIn {
  from { opacity: 0; transform: translateY(20rpx); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes footerFadeIn {
  0% { opacity: 0; }
  70% { opacity: 0; }
  100% { opacity: 1; }
}

/* 灵感广场入口 */
.square-entry {
  position: fixed;
  bottom: 140rpx;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20rpx 40rpx;
  opacity: 0.5;
  transition: opacity 0.3s ease;
  z-index: 10;
}

.square-entry:active {
  opacity: 0.8;
}

.square-entry.fade-out {
  opacity: 0;
}

.entry-text {
  font-size: 24rpx;
  color: #888888;
  letter-spacing: 4rpx;
  font-family: "Noto Serif SC", serif;
}

.entry-arrow {
  width: 10rpx;
  height: 10rpx;
  border-right: 1rpx solid #888888;
  border-top: 1rpx solid #888888;
  transform: rotate(45deg);
  margin-left: 10rpx;
}