/* ═══════════════ components.css — Pinterest 风格组件 ═══════════════ */

/* ── Hamburger 按钮（移动端） ── */
.hamburger-btn {
  display: none;
  font-size: 22px;
  line-height: 1;
  padding: 4px;
  color: var(--color-dark);
}

/* ── 侧边栏遮罩（移动端） ── */
.sidebar-overlay {
  position: fixed; inset: 0; z-index: 150;
  background: rgba(0,0,0,0.35);
}

/* ── 左侧边栏（折叠模式：hover 展开） ── */
.pin-sidebar {
  position: fixed; left: 0; top: 0; bottom: 0;
  width: 64px;
  background: var(--color-bg);
  border-right: 1px solid var(--color-border);
  display: flex; flex-direction: column;
  z-index: 200;
  transition: width .2s ease, box-shadow .2s ease;
  overflow: hidden;
}
.pin-sidebar:hover {
  width: 200px;
  box-shadow: 4px 0 24px rgba(0,0,0,.08);
}

.sidebar-logo-area {
  display: flex; align-items: center;
  padding: 20px 16px;
  white-space: nowrap;
}
.sidebar-logo-img {
  width: 32px; height: 32px; border-radius: 8px;
  flex-shrink: 0;
}

.sidebar-nav { display: flex; flex-direction: column; gap: 2px; padding: 4px 8px; flex: 1; }

.side-item {
  display: flex; align-items: center; gap: 14px;
  padding: 12px 10px;
  border-radius: var(--radius-md);
  font-size: 15px; font-weight: 500;
  color: var(--color-dark);
  cursor: pointer;
  transition: background .15s;
  white-space: nowrap;
}
.side-item:hover { background: var(--color-gray-100); }
.side-item.active {
  background: var(--color-red-light);
  color: var(--color-red);
  font-weight: 700;
}
.side-item .side-icon {
  display: flex; align-items: center; justify-content: center;
  width: 28px; height: 28px;
  flex-shrink: 0;
}
.side-item .side-icon svg { width: 22px; height: 22px; }
.side-item .side-label {
  opacity: 0;
  transition: opacity .15s ease;
}
.pin-sidebar:hover .side-item .side-label { opacity: 1; }

/* ── 顶部 Header ── */
.pin-header {
  display: flex; align-items: center;
  height: 64px;
  padding: 0 20px;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky; top: 0; z-index: 100;
}
.pin-logo-img {
  width: 28px; height: 28px; border-radius: 6px;
  margin-right: 12px; flex-shrink: 0;
}

.pin-search {
  flex: 1; max-width: 480px;
  display: flex; align-items: center;
  background: var(--color-gray-100);
  border-radius: 24px;
  padding: 0 16px;
  height: 44px;
  margin: 0 auto;
}
.pin-search .search-icon { flex-shrink: 0; margin-right: 10px; }
.pin-search input {
  flex: 1; border: none; background: transparent;
  font-size: 15px; color: var(--color-dark); outline: none;
}
.pin-search input::placeholder { color: var(--color-gray-500); }

.pin-actions {
  display: flex; align-items: center; gap: 8px;
  margin-left: 12px;
}
.icon-btn {
  width: 40px; height: 40px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: background .15s;
}
.icon-btn:hover { background: var(--color-gray-100); }

/* ── 主布局 ── */
.pin-layout {
  margin-left: 64px;
  min-height: 100vh;
  transition: margin-left .2s ease;
}

/* ── 主内容区 ── */
.app-main {
  padding: 16px 20px;
  padding-bottom: 80px;
}
.page { display: none; }
.page.active { display: block; }

/* ── 浮动打卡按钮 ── */
.fab-btn {
  position: fixed; right: 24px; bottom: 32px;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--color-dark); color: #fff;
  font-size: 30px; line-height: 56px; text-align: center;
  box-shadow: var(--shadow-lg);
  z-index: 99;
  transition: transform .15s, box-shadow .15s;
}
.fab-btn:active { transform: scale(.93); }
.fab-btn:hover {
  box-shadow: 0 6px 24px rgba(0,0,0,0.18);
}

/* ── 打卡卡片（Pinterest 风格） ── */
.checkin-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 1px 5px rgba(0,0,0,0.06);
  background: var(--color-card);
  transition: transform .2s ease, box-shadow .2s ease;
}
.checkin-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.10);
}
.checkin-card img {
  width: 100%; display: block;
  object-fit: cover; cursor: pointer;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.pin-img-wrap { position: relative; cursor: pointer; }
.pin-img-del {
  position: absolute; top: 6px; right: 6px;
  width: 24px; height: 24px; border-radius: 50%;
  background: rgba(0,0,0,.45); color: #fff;
  border: none; font-size: 16px; line-height: 24px; text-align: center;
  cursor: pointer; opacity: 0; transition: opacity .2s;
}
.pin-img-wrap:hover .pin-img-del { opacity: 1; }
.pin-img-del:hover { background: var(--color-red); }
.pin-img-del:disabled { opacity: .3; cursor: wait; }
.card-info { padding: 12px 14px 14px; }
.card-info .name { font-weight: 700; font-size: 14px; color: var(--color-dark); }
.card-info .time { font-size: 12px; color: var(--color-gray-500); margin-top: 2px; }
.card-info .note {
  font-size: 13px; color: var(--color-text-secondary); margin-top: 6px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

/* ── 打卡墙计数条 ── */
.wall-count {
  text-align: center; padding: 10px 0 16px;
  font-size: 14px; font-weight: 600; color: var(--color-gray-500);
}

/* ── 瀑布流容器（Pinterest 绝对定位） ── */
.masonry-container {
  position: relative;
  width: 100%;
  min-height: 200px;
}

/* ── 打卡弹窗（底部滑出） ── */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 200;
  display: flex; align-items: flex-end; justify-content: center;
}
.modal-sheet {
  background: var(--color-card); width: 100%; max-width: 480px;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: 24px 20px; padding-bottom: max(24px, env(safe-area-inset-bottom));
  max-height: 90vh; overflow-y: auto;
  animation: slideUp .25s ease;
}
@keyframes slideUp { from { transform: translateY(100%); } to { transform: translateY(0); } }
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.modal-header h3 { font-size: 18px; color: var(--color-dark); }
.close-btn { font-size: 26px; color: var(--color-gray-500); line-height: 1; }

/* ── 表单 ── */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; color: var(--color-dark); }
.form-group input[type="text"],
.form-group input[type="password"],
.form-group textarea {
  width: 100%; padding: 12px; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); background: var(--color-gray-50);
  color: var(--color-dark); outline: none; transition: border .15s;
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--color-dark); }

/* ── 上传区域 ── */
.upload-area {
  border: 2px dashed var(--color-border); border-radius: var(--radius-sm);
  padding: 16px; text-align: center; color: var(--color-gray-500);
  background: var(--color-gray-50); transition: border .15s;
}
.upload-area:hover, .upload-area.dragover { border-color: var(--color-dark); }
.upload-label { display: block; font-size: 13px; margin-bottom: 10px; }
.upload-actions { display: flex; gap: 10px; justify-content: center; }
.upload-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 18px; border-radius: var(--radius-sm);
  background: var(--color-card); border: 1px solid var(--color-border);
  font-size: 14px; font-weight: 500; cursor: pointer;
  transition: background .15s, border-color .15s;
}
.upload-btn:hover { background: var(--color-gray-100); border-color: var(--color-dark); }
.preview-area { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.preview-thumb {
  width: 72px; height: 72px; border-radius: var(--radius-sm);
  object-fit: cover;
}
.preview-thumb-wrapper {
  position: relative; display: inline-block;
}
.preview-thumb-wrapper .del {
  position: absolute; top: -6px; right: -6px;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--color-red); color: #fff;
  font-size: 12px; line-height: 20px; text-align: center;
}

/* ── 提交按钮 ── */
.submit-btn {
  width: 100%; padding: 14px; border: none; border-radius: var(--radius-sm);
  font-size: 16px; font-weight: 600; cursor: pointer;
  transition: background .15s;
}

/* ── 通用按钮 ── */
.btn-primary {
  padding: 10px 20px;
  background: var(--color-red); color: #fff;
  border-radius: var(--radius-sm); font-size: 15px; font-weight: 600;
  transition: background .15s;
}
.btn-primary:hover { background: var(--color-red-hover); }
.btn-primary:disabled { opacity: .5; cursor: not-allowed; }

.btn-sm {
  padding: 6px 14px; border-radius: 14px; border: 1px solid var(--color-border);
  background: var(--color-card); font-size: 13px; color: var(--color-text-secondary);
}
.btn-sm.danger { color: var(--color-red); border-color: var(--color-red); }
.btn-sm.danger:hover { background: var(--color-red-light); }
.btn-sm.primary { color: var(--color-dark); border-color: var(--color-gray-400); }
.btn-sm.primary:hover { background: var(--color-gray-100); }

/* ── 加载/空/错误状态 ── */
.loading, .empty-state {
  text-align: center; padding: 48px 20px; color: var(--color-gray-500);
}
.spinner {
  display: block; width: 32px; height: 32px; margin: 0 auto 12px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-dark);
  border-radius: 50%; animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.empty-state .icon { font-size: 48px; margin-bottom: 12px; }
.empty-state p { font-size: 14px; color: var(--color-gray-500); }

/* ── Toast 轻提示 ── */
#toast-container {
  position: fixed; top: 16px; left: 50%; transform: translateX(-50%);
  z-index: 400; display: flex; flex-direction: column; gap: 8px;
}
.toast {
  padding: 10px 20px; border-radius: var(--radius-sm); color: #fff;
  font-size: 14px; box-shadow: var(--shadow-md);
  animation: fadeIn .25s ease;
}
.toast.success { background: var(--color-success); }
.toast.error { background: var(--color-red); }
.toast.warning { background: var(--color-warning); }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }

/* ── Lightbox 图片查看器 ── */
.lightbox {
  position: fixed; inset: 0; background: rgba(0,0,0,.92); z-index: 300;
  display: flex; align-items: center; justify-content: center;
}
.lightbox img { max-width: 95vw; max-height: 85vh; object-fit: contain; }
.lb-close {
  position: absolute; top: 16px; right: 16px;
  background: none; border: none; color: #fff; font-size: 32px; z-index: 1;
}
.lb-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(255,255,255,.15); border: none; color: #fff;
  font-size: 36px; width: 40px; height: 40px; border-radius: 50%;
}
.lb-prev { left: 12px; }
.lb-next { right: 12px; }
.lb-del {
  position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%);
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255,255,255,.15); color: #fff;
  border: none; font-size: 18px; cursor: pointer;
  transition: background .2s;
}
.lb-del:hover { background: var(--color-red); }

/* ── 管理后台子导航 ── */
.admin-subnav { display: flex; gap: 6px; overflow-x: auto; padding: 4px 0 16px; -webkit-overflow-scrolling: touch; }
.admin-subnav button {
  flex-shrink: 0; padding: 8px 16px; border-radius: 20px; border: 1px solid var(--color-border);
  background: var(--color-card); font-size: 13px; color: var(--color-text-secondary);
  white-space: nowrap; transition: all .15s;
}
.admin-subnav button.active { background: var(--color-dark); color: #fff; border-color: var(--color-dark); }

/* ── 统计卡片 ── */
.stat-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 20px; }
.stat-card {
  background: var(--color-card); border-radius: var(--radius-md);
  padding: 16px 10px; text-align: center;
  border: 1px solid var(--color-border);
}
.stat-card .num { font-size: 28px; font-weight: 700; color: var(--color-dark); }
.stat-card .lbl { font-size: 12px; color: var(--color-gray-500); margin-top: 4px; }

/* ── 进度条 ── */
.progress-wrap { margin-bottom: 20px; }
.progress-wrap .prog-label { display: flex; justify-content: space-between; font-size: 13px; margin-bottom: 6px; color: var(--color-text-secondary); }
.progress-bar { height: 8px; background: var(--color-border); border-radius: 4px; overflow: hidden; }
.progress-bar .fill { height: 100%; background: var(--color-dark); border-radius: 4px; transition: width .5s ease; }

/* ── 公告卡片 ── */
.announcement-card {
  background: var(--color-card); border-radius: var(--radius-md);
  padding: 16px; margin-bottom: 10px;
  border: 1px solid var(--color-border);
  cursor: pointer; transition: box-shadow .15s;
}
.announcement-card:hover { box-shadow: var(--shadow-sm); }
.announcement-card.pinned { border-left: 4px solid var(--color-red); }
.announcement-card .ann-title { font-weight: 600; font-size: 15px; display: flex; align-items: center; gap: 8px; }
.announcement-card .pin-badge { font-size: 11px; padding: 2px 8px; background: var(--color-red); color: #fff; border-radius: 10px; }
.announcement-card .ann-date { font-size: 12px; color: var(--color-gray-500); margin-top: 4px; }
.announcement-card .ann-body { font-size: 14px; color: var(--color-text-secondary); margin-top: 8px; display: none; }
.announcement-card.expanded .ann-body { display: block; }

/* ── 成员列表项 ── */
.member-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; background: var(--color-card); border-radius: var(--radius-sm);
  margin-bottom: 6px; border: 1px solid var(--color-border);
}
.member-item .mem-name { font-weight: 600; font-size: 15px; }
.member-item .mem-meta { font-size: 12px; color: var(--color-gray-500); }
.member-item .mem-actions { display: flex; gap: 8px; align-items: center; }
.member-item.inactive { opacity: .5; }

/* ── 日期标签 ── */
.day-badge {
  display: inline-block; padding: 2px 10px; border-radius: 10px;
  font-size: 12px; font-weight: 600;
}
.day-badge.done { background: #e6f7ee; color: var(--color-success); }
.day-badge.miss { background: #fde8e8; color: var(--color-red); }

/* ── 返回按钮 ── */
.back-btn {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 6px 0; border: none; color: var(--color-dark);
  font-size: 14px; margin-bottom: 12px;
}

/* ── 反馈留言区 ── */
.feedback-section {
  margin-top: 32px; padding: 20px 16px;
  border-top: 1px solid var(--color-border);
}
.feedback-section h3 {
  font-size: 16px; font-weight: 700; margin-bottom: 14px; color: var(--color-dark);
}
.fb-form {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px;
}
.fb-form input {
  flex: 1; min-width: 120px; padding: 10px 12px;
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  font-size: 14px; outline: none;
}
.fb-form textarea {
  width: 100%; padding: 10px 12px;
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  font-size: 14px; resize: vertical; outline: none;
}
.fb-form input:focus, .fb-form textarea:focus { border-color: var(--color-dark); }
.fb-item {
  padding: 12px 0; border-bottom: 1px solid var(--color-border);
}
.fb-head {
  display: flex; align-items: center; gap: 8px; margin-bottom: 4px;
}
.fb-name { font-weight: 600; font-size: 14px; color: var(--color-dark); }
.fb-time { font-size: 12px; color: var(--color-gray-500); }
.fb-msg { font-size: 14px; color: var(--color-text-secondary); line-height: 1.6; }
.fb-del { margin-left: auto; background: none; border: none; color: var(--color-gray-400); font-size: 16px; cursor: pointer; }
.fb-del:hover { color: var(--color-red); }
.feedback-empty { text-align: center; padding: 20px; color: var(--color-gray-500); font-size: 14px; }

/* ── Header 用户名 ── */
.header-user { font-size: 14px; font-weight: 600; color: var(--color-dark); margin-right: 4px; }

/* ── 认证页面 ── */
.auth-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: var(--color-bg); padding: 24px;
}
.auth-card {
  width: 100%; max-width: 380px; text-align: center;
}
.auth-logo {
  width: 56px; height: 56px; border-radius: 14px; margin: 0 auto 12px;
}
.auth-card h2 {
  font-size: 18px; font-weight: 700; margin-bottom: 24px; color: var(--color-dark);
}
.auth-form { text-align: left; }
.auth-form .form-group { margin-bottom: 14px; }
.auth-form .form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 4px; }
.auth-form .form-group input {
  width: 100%; padding: 12px; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); font-size: 15px; outline: none;
}
.auth-form .form-group input:focus { border-color: var(--color-dark); }
.auth-form .submit-btn { width: 100%; margin-top: 6px; }
.auth-switch { margin-top: 16px; font-size: 13px; color: var(--color-gray-500); }
.auth-switch a { color: var(--color-dark); font-weight: 600; }
.auth-msg { margin-top: 12px; padding: 8px 12px; border-radius: var(--radius-sm); font-size: 13px; text-align: center; }
.auth-msg.error { background: #fde8e8; color: var(--color-red); }
.auth-msg.success { background: #e6f7ee; color: var(--color-success); }

/* ── 移动端响应式：侧边栏收起、布局调整 ── */
@media (max-width: 767px) {
  .pin-sidebar {
    transform: translateX(-100%);
  }
  .pin-sidebar.open {
    transform: translateX(0);
  }
  .hamburger-btn { display: block; }
  .pin-layout { margin-left: 0; }
  .app-main { padding: 12px 12px 80px; }
  .pin-logo-img { display: none; }
  .pin-search { max-width: none; margin: 0 4px; }
  .pin-header { padding: 0 12px; }
  .fab-btn { right: 16px; bottom: 24px; }
}

/* ── 桌面端侧边栏宽屏微调 ── */
@media (min-width: 1200px) {
  .pin-sidebar:hover { width: 220px; }
  .app-main { padding: 20px 32px; }
}