/* Bird & Wire Module (extracted from main.css)
 *  - 年度电线刻度 + 今日 marker
 *  - 小鸟定位与响应式缩放
 *  - 提示气泡 / 投喂粒子（可后续补充）
 */
.wire-curve-divider {
  position: relative;
  /* 调整：上 20px 下 10px */
  margin: 20px 0 -20px;
  height: 56px;
  padding: 0; /* 去除两侧预留 */
}
/* 移动端与桌面保持一致，无需单独缩减 */
/* expand-16: 轻度左右扩展 16px（不再使用 full-bleed） */
.wire-curve-divider.expand-16 {
  margin-left: -16px;
  margin-right: -16px;
  padding-left: 16px;
  padding-right: 16px;
}
/* 修正：不再额外放大内部线宽，避免 100% (next-year) 节点跑出右侧边界 */
.wire-curve-divider.expand-16 .wire-scale,
.wire-curve-divider.expand-16 .wire-curve {
  left: 0;
  width: 100%;
}
.wire-curve-divider .wire-curve {
  position: absolute;
  left: 0;
  top: 25px;
  width: 100%;
  height: 8px;
  overflow: visible;
}
.wire-curve-divider .wire-curve path {
  stroke: var(--wire-stroke, #b8c2d4);
  stroke-width: 1.2;
  fill: none;
}
body[data-theme="dark"] .wire-curve-divider .wire-curve path {
  stroke: #546170;
}
/* 年度刻度 */
.wire-curve-divider .wire-scale {
  position: absolute;
  left: 0;
  top: 25px;
  width: 100%;
  height: 8px;
  pointer-events: auto; /* 允许 hover / click */
}
/* 刻度圆点：采用绝对居中（父容器 8px 高）+ translateY(-50%) 让线穿中心 */
/* Tick active 样式放在后面保留 */
/* 文章月份高亮闪烁 */
.month-highlight {
  position: relative;
  animation: monthFlash 1.2s ease-out;
}
@keyframes monthFlash {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 159, 67, 0.45);
  }
  40% {
    box-shadow: 0 0 0 6px rgba(255, 159, 67, 0.15);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 159, 67, 0);
  }
}
/* 重要刻度点 */
.wire-curve-divider .wire-scale-tick.major {
  background: transparent;
  border: 1.5px solid var(--wire-tick-major, #5a6577);
  opacity: 0.95;
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
}
/* 统一 tick 定义（放在 major 之后以便覆盖尺寸） */
.wire-curve-divider .wire-scale-tick {
  position: absolute;
  top: 50%;
  left: 0;
  width: 10px;
  height: 10px;
  margin: -5px 0 0 -5px;
  transform: translateY(calc(-50% + 3px)); /* 整体向下 3px */
  background: transparent;
  border: 1px solid var(--wire-tick, #7f8899);
  box-sizing: border-box;
  opacity: 0.75;
  cursor: pointer;
  border-radius: 50%;
  transition: background 0.3s, transform 0.35s, box-shadow 0.35s, opacity 0.3s,
    border-color 0.3s;
}
.wire-curve-divider .wire-scale-tick.active {
  background: transparent; /* 移除填充颜色 */
  border-color: #ff9f43; /* 高亮描边 */
  opacity: 1;
  box-shadow: none; /* 去掉光晕 */
  transform: translateY(calc(-50% + 3px)) scale(1.05);
}
/* 边界刻度（下一年 1 月 1 日） */
.wire-curve-divider .wire-scale-tick.next-year {
  border-color: #5a6577;
  opacity: 0.6;
  /* 避免视觉被裁切：向左微移半个边框宽度 */
  transform: translate(calc(-50% - 1px), calc(-50% + 3px));
}
.wire-curve-divider .wire-scale-tick.next-year:hover {
  opacity: 0.9;
}
/* 小鸟位置（动态 left 由 PHP 输出） */
.wire-curve-divider .hf-bird-wire.on-curve {
  position: absolute;
  top: 4px; /* 上移后的最终高度 */
  transform: translate(-50%, -30%) scale(0.9);
  transition: left 0.6s cubic-bezier(0.65, 0.05, 0.36, 1);
  width: 56px;
  height: 56px;
}
/* 提示气泡（睡眠/节日） */
.bird-sleep-tip,
.bird-festival-tip {
  position: absolute;
  z-index: 60;
  left: 0;
  top: 0;
  transform: translate(-50%, 0);
  background: var(--bird-tip-bg, rgba(40, 46, 55, 0.92));
  color: #fff;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 12px;
  line-height: 1.45;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.25s, transform 0.25s;
  font-weight: 500;
  backdrop-filter: blur(4px);
  box-shadow: 0 4px 12px -2px rgba(0, 0, 0, 0.3);
}
.bird-sleep-tip.show,
.bird-festival-tip.show {
  opacity: 1;
  transform: translate(-50%, -4px);
}
.bird-festival-tip[data-state="upcoming"] {
  background: linear-gradient(
    135deg,
    rgba(55, 66, 82, 0.95),
    rgba(40, 46, 55, 0.95)
  );
  box-shadow: 0 4px 14px -2px rgba(0, 0, 0, 0.35),
    0 0 0 1px rgba(120, 160, 255, 0.15) inset;
}
.bird-festival-tip[data-state="ongoing"] {
  background: linear-gradient(
    135deg,
    rgba(70, 78, 96, 0.96),
    rgba(46, 52, 62, 0.96)
  );
  box-shadow: 0 4px 16px -2px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(255, 210, 120, 0.25) inset;
}
.bird-festival-tip[data-state="passed"] {
  background: linear-gradient(
    135deg,
    rgba(44, 50, 60, 0.93),
    rgba(32, 36, 44, 0.93)
  );
  opacity: 0.92;
  box-shadow: 0 3px 10px -2px rgba(0, 0, 0, 0.35),
    0 0 0 1px rgba(180, 180, 180, 0.15) inset;
}
.bird-month-tip {
  position: absolute;
  z-index: 70;
  padding: 4px 8px;
  background: rgba(34, 38, 46, 0.92);
  color: #fff;
  font-size: 11px;
  border-radius: 4px;
  line-height: 1.35;
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, 0);
  transition: opacity 0.18s, transform 0.18s;
  backdrop-filter: blur(4px);
  white-space: normal;
  text-align: center;
  max-width: 160px;
}
.bird-month-tip.show {
  opacity: 1;
  transform: translate(-50%, -4px);
}
.bird-float-enabled {
  will-change: transform;
}
.bird-festival-tip {
  background: linear-gradient(
    135deg,
    rgba(61, 72, 88, 0.95),
    rgba(34, 39, 48, 0.95)
  );
}
/* 投喂粒子 */
.bird-seed {
  position: absolute;
  width: 6px;
  height: 6px;
  background: radial-gradient(circle at 30% 30%, #fff, #ffe2a8 70%);
  border-radius: 50%;
  animation: seedFall 0.9s ease-in forwards;
  opacity: 0.85;
}
@keyframes seedFall {
  0% {
    transform: translate3d(0, 0, 0) scale(0.9);
  }
  60% {
    transform: translate3d(-6px, 14px, 0) scale(0.75);
  }
  100% {
    transform: translate3d(-10px, 26px, 0) scale(0.55);
    opacity: 0;
  }
}
/* 能量环 */
.bird-energy-ring {
  position: absolute;
  width: 48px;
  height: 48px;
  margin: -24px 0 0 -24px;
  border: 2px solid rgba(255, 200, 120, 0.75);
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(255, 170, 70, 0.45),
    0 0 3px rgba(255, 255, 255, 0.5) inset;
  animation: birdRing 0.85s ease-out forwards;
  pointer-events: none;
  mix-blend-mode: screen;
}
@keyframes birdRing {
  0% {
    transform: scale(0.25);
    opacity: 0.9;
  }
  55% {
    opacity: 0.6;
  }
  100% {
    transform: scale(1.4);
    opacity: 0;
  }
}
/* 投喂散射粒子 */
.bird-feed-grain {
  position: absolute;
  width: 8px;
  height: 8px;
  margin: -4px 0 0 -4px;
  background: radial-gradient(circle at 30% 30%, #fff, #ffd28a 70%);
  border-radius: 50%;
  box-shadow: 0 0 4px rgba(255, 200, 120, 0.6);
  opacity: 0.95;
  transform: translate(0, 0) scale(1);
  transition: transform 0.9s cubic-bezier(0.55, 0.12, 0.25, 1.15),
    opacity 0.9s ease;
  pointer-events: none;
}
/* 入场 */
.wire-scale-tick {
  will-change: transform, opacity;
}
@media (max-width: 860px) {
  .wire-curve-divider {
    margin: 36px 0 24px;
    height: 52px;
  }
  .wire-curve-divider .hf-bird-wire.on-curve {
    width: 48px;
    height: 48px;
  }
  .wire-curve-divider .wire-today-marker {
    width: 5px;
    height: 5px;
  }
}
@media (max-width: 540px) {
  .wire-curve-divider {
    margin: 30px 0 20px;
    height: 48px;
  }
  .wire-curve-divider .hf-bird-wire.on-curve {
    width: 42px;
    height: 42px;
  }
  .wire-curve-divider .wire-scale-tick {
    height: 5px;
  }
  .wire-curve-divider .wire-scale-tick.major {
    height: 6px;
  }
}