/* 主样式（非 Tailwind 定制）
   已将所有英文注释改为中文注释
*/

/* 本地像素字体 */
@font-face {
  font-family: 'Minecraft';
  src: url('../fonts/FZXS12.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}
html, body { font-family: 'Minecraft', sans-serif; }

/* 回退颜色（当 Tailwind 的自定义色尚未生效时使用） */
:root {
  --minecraft-green: #71B340;
  --minecraft-darkGreen: #538D22;
  --minecraft-brown: #8B5A2B;
  --minecraft-lightBrown: #A67C52;
  --minecraft-stone: #808080;
  --minecraft-sky: #87CEEB;

  /* 统一样式变量 */
  --btn-bg: var(--minecraft-green);
  --btn-bg-hover: #5da130;
  --btn-text: #ffffff;
  --muted: #6b7280;
  --radius: 8px;
  --card-bg: #ffffff;
  --border: #e5e7eb;
}
[class*="bg-minecraft-green"] { background-color: var(--minecraft-green) !important; }
[class*="bg-minecraft-darkGreen"] { background-color: var(--minecraft-darkGreen) !important; }
[class*="bg-minecraft-brown"] { background-color: var(--minecraft-brown) !important; }
[class*="bg-minecraft-sky"] { background-color: var(--minecraft-sky) !important; }
[class*="bg-minecraft-stone"] { background-color: var(--minecraft-stone) !important; }
[class*="text-minecraft-darkGreen"] { color: var(--minecraft-darkGreen) !important; }
[class*="text-minecraft-green"] { color: var(--minecraft-green) !important; }

/* 通用按钮样式（统一站点按钮风格） */
.btn { display:inline-flex; align-items:center; gap:0.5rem; padding:0.5rem 1rem; border-radius: var(--radius); border:1px solid var(--border); background:transparent; color:inherit; cursor:pointer; transition: transform .08s ease, box-shadow .12s ease; font-weight:600; }
.btn:active{ transform: translateY(1px); }
.btn-primary { background: var(--btn-bg); color: var(--btn-text); border-color: transparent; box-shadow: 0 6px 18px rgba(113,179,64,0.12); }
.btn-primary:hover{ background: var(--btn-bg-hover); }

/* 表单控件统一样式 */
.form-control, input.form-control, textarea.form-control, select.form-control {
  display:block; width:100%; padding:0.5rem .75rem; border:1px solid var(--border); border-radius:6px; background:var(--card-bg); box-shadow:none; transition: box-shadow .12s ease, border-color .12s ease;
}
.form-control:focus{ outline:none; border-color:var(--minecraft-darkGreen); box-shadow: 0 6px 20px rgba(83,141,34,0.12); }

/* pixel 边框（保持像素化风格） */
.pixel-border{ border:2px solid var(--minecraft-darkGreen); box-shadow: inset 0 -4px 0 rgba(0,0,0,0.06); border-radius:4px; }

/* 头像选择与用户卡片 */
#avatarList{ display:flex; gap:.5rem; flex-wrap:wrap; }
#avatarList img{ width:64px; height:64px; object-fit:cover; border-radius:8px; border:2px solid transparent; cursor:pointer; transition: transform .12s ease, box-shadow .12s ease; }
#avatarList img:hover{ transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,0.12); }
#avatarList img.ring-2{ border-color:var(--minecraft-green); box-shadow:0 6px 18px rgba(113,179,64,0.12); }

/* 已注册用户卡片 */
.user-card{ background:var(--card-bg); border:1px solid var(--border); padding:0.75rem; border-radius:8px; display:flex; gap:0.75rem; align-items:center; }

/* 链接与小型元素 */
a { color: var(--minecraft-darkGreen); transition: color .12s ease; }
a:hover{ color: var(--minecraft-green); text-decoration:underline; }

/* 表单内小说明 */
.form-help{ font-size:.875rem; color:var(--muted); }

/* 响应式容器统一（可复用） */
.container { max-width: 1100px; margin-left:auto; margin-right:auto; padding-left:1rem; padding-right:1rem; }

/* 固定导航栏高度，滚动时只改变背景和阴影，避免跳动（适用于所有固定导航） */
nav.fixed { transition: background-color 0.3s ease, box-shadow 0.3s ease; }
nav.fixed.scrolled, nav.scrolled { background-color: var(--minecraft-darkGreen); box-shadow: 0 10px 30px rgba(0,0,0,0.25); }

/* 平滑滚动 */
html { scroll-behavior: smooth; }

/* 加载动画（已改为渐显，以避免持续闪烁） */
.loader { animation: pulse 1.5s infinite; }
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* 图片/视频渐显替代闪烁的 pulse 动画 */
.img-fade { opacity: 0; transition: opacity 0.6s ease; }
.img-fade.loaded { opacity: 1; }

/* 覆盖播放按钮样式已移除，使用原生控件 */

/* 当视频使用原生控件时隐藏覆盖播放按钮 */
.hero-video-wrapper.has-controls .hero-video-btn { display: none !important; }

/* 固定导航栏高度，滚动时只改变背景和阴影，避免跳动 */
#navbar { transition: background-color 0.3s ease, box-shadow 0.3s ease; }
#navbar.scrolled { background-color: #538D22; box-shadow: 0 10px 30px rgba(0,0,0,0.25); }

/* 英雄区文字样式：白色 + 轻微阴影以提高可读性 */
.hero-title { text-shadow: 0 6px 20px rgba(0,0,0,0.6); }
.hero-subtitle { text-shadow: 0 3px 12px rgba(0,0,0,0.45); }

/* 留言墙区域 */
.message-wall-section {
  position: relative;
  overflow: hidden;
}

/* 内容区域定位：基于图片尺寸的百分比 */
/* 图片区域: 左350px-右2350px (宽2000px), 上450px-下1250px (高800px) */
/* 假设图片原始宽度约2700px，高度约1700px */
.message-content-area {
  position: absolute;
  left: 13%;   
  right: 13%;    
  top: 35%;     
  bottom: 2%;  
  display: flex;
  flex-direction: column;
  gap: 1rem;
  overflow: hidden;
}

/* 留言表单 */
.message-form-wrapper {
  flex-shrink: 0;
  max-width: 300px;
}

/* 留言网格 */
.message-wall-grid {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: flex-start;
  overflow-y: auto;
}

/* 便签纸风格留言卡片 */
.note-card {
  width: 160px;
  min-height: 80px;
  padding: 0.75rem;
  background: linear-gradient(135deg, #fffef0 0%, #fff9c4 100%);
  box-shadow: 
    2px 2px 6px rgba(0,0,0,0.15),
    inset 0 -30px 30px -30px rgba(0,0,0,0.05);
  transform: rotate(-2deg);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
}
.note-card::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 12px;
  background: rgba(200,180,150,0.7);
  border-radius: 2px;
}
.note-card:nth-child(2n) { transform: rotate(1deg); background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%); }
.note-card:nth-child(3n) { transform: rotate(-1deg); background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%); }
.note-card:nth-child(5n) { transform: rotate(2deg); background: linear-gradient(135deg, #fce4ec 0%, #f8bbd9 100%); }
.note-card:hover {
  transform: rotate(0deg) scale(1.05);
  box-shadow: 4px 4px 12px rgba(0,0,0,0.2);
  z-index: 10;
}

/* 便签头像 */
.note-avatar {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  object-fit: cover;
}

/* 便签删除按钮 */
.note-delete {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 18px;
  height: 18px;
  border: none;
  background: rgba(220,38,38,0.8);
  color: #fff;
  border-radius: 50%;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s;
}
.note-card:hover .note-delete {
  opacity: 1;
}
.note-delete:hover {
  background: #dc2626;
}

/* 弹窗样式 */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(4px);
}
.modal-overlay.hidden {
  display: none;
}
.modal-content {
  background: linear-gradient(135deg, #fffef0 0%, #fff9c4 100%);
  padding: 2rem;
  border-radius: 8px;
  width: 90%;
  max-width: 400px;
  position: relative;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  animation: modalIn 0.3s ease;
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.9) translateY(-20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}
.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 28px;
  height: 28px;
  border: none;
  background: rgba(0,0,0,0.1);
  color: #666;
  border-radius: 50%;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s;
}
.modal-close:hover {
  background: rgba(220,38,38,0.8);
  color: #fff;
}

/* 导航栏下拉菜单 */
.dropdown-parent {
  position: relative;
}
.dropdown-arrow {
  font-size: 0.7em;
  transition: transform 0.2s;
}
.dropdown-parent:hover .dropdown-arrow {
  transform: rotate(180deg);
}
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  min-width: 160px;
  background: var(--minecraft-darkGreen);
  border-radius: 8px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
  padding: 0.5rem 0;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s ease;
  z-index: 100;
}
.dropdown-menu::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-bottom-color: var(--minecraft-darkGreen);
}
.dropdown-parent:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.dropdown-menu li a {
  display: block;
  padding: 0.6rem 1rem;
  color: #fff;
  text-decoration: none;
  transition: background 0.15s;
}
.dropdown-menu li a:hover {
  background: rgba(255,255,255,0.1);
  text-decoration: none;
}

/* 响应式调整 */
@media (max-width: 768px) {
  .message-content-area {
    left: 5%;
    right: 5%;
    top: 20%;
    bottom: 20%;
  }
  .note-card {
    width: 140px;
    min-height: 70px;
    padding: 0.5rem;
  }
}