/* ============================================================
   components.css - 下拉菜单、加载遮罩、更新模态、工具类
   ============================================================ */

/* Custom Dropdown */
.dropdown-wrapper{position:relative;display:inline-block}
.filter-bar .dropdown-wrapper{display:inline-flex;min-width:130px}
.filter-bar .dropdown-wrapper:has(#filterSort){min-width:200px}
.modal .dropdown-wrapper,.form-group .dropdown-wrapper{display:block;width:100%;max-width:100%}
.dropdown-menu{position:absolute;top:calc(100% + 4px);left:0;width:max-content;min-width:100%;background:var(--c-surface);border:1px solid var(--c-gray-200);border-radius:var(--radius-sm);box-shadow:var(--shadow-md);z-index:50;overflow:hidden;max-height:0;opacity:0;transform:translateY(-4px) scaleY(0.96);transform-origin:top center;transition:max-height 0.3s cubic-bezier(0.4,0,0.2,1),opacity 0.25s cubic-bezier(0.4,0,0.2,1),transform 0.25s cubic-bezier(0.4,0,0.2,1);pointer-events:none}
.dropdown-menu.open{max-height:300px;opacity:1;transform:translateY(0) scaleY(1);pointer-events:auto}
.dropdown-menu .dropdown-item{padding:10px 16px;font-size:14px;color:var(--c-gray-800);cursor:pointer;transition:background 0.15s,opacity 0.2s;opacity:0;white-space:nowrap}
.dropdown-menu.open .dropdown-item{opacity:1}
.dropdown-menu .dropdown-item:hover{background:var(--c-primary-light);color:var(--c-primary)}
.dropdown-menu .dropdown-item.selected{background:var(--c-primary-light);color:var(--c-primary);font-weight:600}

/* Native select custom arrow */
.filter-bar select{appearance:none;-webkit-appearance:none;-moz-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5' stroke='%2386868B' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:32px;transition:all 0.3s cubic-bezier(0.4,0,0.2,1)}
.filter-bar select:focus{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 7.5L6 4.5L9 7.5' stroke='%230071E3' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E")}

/* Loading skeleton shimmer */
.loading-skeleton{background:linear-gradient(90deg,var(--c-gray-100) 25%,var(--c-gray-50) 50%,var(--c-gray-100) 75%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite;border-radius:var(--radius-sm)}

/* Modal dropdown adjustments */
.modal .dropdown-trigger,.form-group .dropdown-trigger{width:100%;padding:11px 32px 11px 16px;border:1px solid var(--c-gray-200);border-radius:var(--radius-sm);font-size:15px}
.modal .dropdown-menu,.form-group .dropdown-menu{max-height:250px;overflow-y:auto}

/* Assignee dropdown */
#assigneeDropdown{position:absolute;top:calc(100% + 4px);left:0;right:0;z-index:10;transition:max-height 0.25s cubic-bezier(0.4,0,0.2,1),opacity 0.2s cubic-bezier(0.4,0,0.2,1),transform 0.25s cubic-bezier(0.4,0,0.2,1);max-height:0;opacity:0;transform:translateY(-4px) scaleY(0.96);transform-origin:top center;overflow:hidden;pointer-events:none;background:var(--c-surface);border:1px solid var(--c-gray-200);border-radius:var(--radius-sm);box-shadow:var(--shadow-md)}
#assigneeDropdown.open{display:block!important;max-height:240px;opacity:1;transform:translateY(0) scaleY(1);pointer-events:auto;overflow-y:auto}
#assigneeDropdown .dropdown-item.active{background:var(--c-primary-light);color:var(--c-primary)}
#assigneeDropdown .dropdown-item:hover{background:var(--c-primary-light)}

/* Loading overlay */
.loading-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.25);z-index:9998;display:none;align-items:center;justify-content:center;flex-direction:column;gap:12px}
.loading-overlay-spinner{width:40px;height:40px;border:3px solid rgba(255,255,255,0.3);border-top-color:#fff;border-radius:50%;animation:spin 0.8s linear infinite}
.loading-overlay-msg{font-size:15px;color:#fff;font-weight:500}

/* Update modal */
.update-center{text-align:center;padding:20px}
.update-error{color:var(--c-danger)}
.update-spinner{margin:0 auto 12px}
.update-emoji-big{font-size:40px;margin-bottom:12px}
.update-emoji-md{font-size:28px}
.update-title{font-size:16px;font-weight:600;color:var(--c-gray-800)}
.update-subtitle{font-size:13px;color:var(--c-gray-400)}
.update-text{font-size:14px;color:var(--c-gray-600)}
.update-mt-6{margin-top:6px}
.update-mb-8{margin-bottom:8px}
.update-content{padding:4px 0}
.update-new-header{display:flex;align-items:center;gap:8px;margin-bottom:16px}
.update-notes{padding:12px;background:var(--c-gray-50);border-radius:8px;font-size:13px;line-height:1.6;white-space:pre-wrap;margin-bottom:16px}
.update-btn-full{width:100%}
.update-file-name{font-size:12px;color:var(--c-gray-400);margin-top:4px}

/* ============================================================
   工具类（提取自内联样式，统一管理）
   ============================================================ */
/* 按钮尺寸变体 */
.btn-icon{padding:6px 12px;font-size:13px}
.btn-icon-wide{padding:6px 14px;font-size:13px}
.btn-relative{position:relative}

/* 统计数字颜色 */
.num-danger{color:var(--c-danger)}
.num-success{color:var(--c-success)}
.num-primary{color:var(--c-primary)}

/* 更新徽章 */
.update-badge{display:none;position:absolute;top:-4px;right:-4px;width:10px;height:10px;background:var(--c-danger);border-radius:50%;border:2px solid var(--c-white)}
.update-badge.show{display:block}

/* 隐藏元素 */
.hidden{display:none}

/* 表单只读输入 */
.input-readonly{background:var(--c-gray-100);cursor:not-allowed;color:var(--c-gray-800)}

/* 表单组工具类 */
.form-group-flush{margin-bottom:0}
.form-group-relative{position:relative}
.form-group-spaced{margin-top:12px}

/* 表单卡片工具类 */
.form-card-flush{margin-bottom:0}

/* 统计栏工具类 */
.stats-bar-spaced{margin-top:16px}

/* 进度条颜色变体 */
.progress-fill-success{background:#34C759}
.progress-fill-warning{background:#FF9500}
.progress-fill-danger{background:#FF3B30}
.progress-num-success{color:#34C759}
.progress-num-warning{color:#FF9500}
.progress-num-danger{color:#FF3B30}

/* 截止时间徽章 */
.deadline-badge{display:inline-block;padding:1px 6px;border-radius:4px;font-size:12px;margin-left:4px}

/* === 我的任务 - 处理人选择 === */
.my-task-assignee-wrap{padding:12px 16px;background:var(--c-gray-50);border-radius:var(--radius-sm);margin-bottom:12px}
.my-task-assignee-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.my-task-assignee-search{position:relative;flex:1;min-width:200px;max-width:320px}
.my-task-assignee-search input{width:100%;padding:8px 12px;border:1px solid var(--c-border,#d1d1d6);border-radius:8px;font-size:14px;font-family:inherit;background:var(--c-input-bg,#fff);color:var(--c-gray-800,#1d1d1f);box-sizing:border-box}
.my-task-assignee-search input:focus{outline:none;border-color:var(--c-primary,#0071E3);box-shadow:0 0 0 3px rgba(0,113,227,0.15)}
.my-task-assignee-selected{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.my-task-assignee-selected .assignee-tag{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;background:var(--c-primary-light);color:var(--c-primary);border-radius:var(--radius-sm);font-size:13px}
.my-task-assignee-selected .assignee-tag button{background:none;border:none;color:var(--c-primary);cursor:pointer;font-size:14px;padding:0 2px;line-height:1}
.my-task-assignee-recent{margin-top:8px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.my-task-assignee-recent-label{font-size:12px;color:var(--c-gray-400);white-space:nowrap}
.my-task-assignee-recent-tag{display:inline-flex;align-items:center;padding:4px 10px;background:var(--c-gray-100);color:var(--c-gray-600);border-radius:var(--radius-sm);font-size:12px;cursor:pointer;transition:background 0.15s}
.my-task-assignee-recent-tag:hover{background:var(--c-gray-200)}
.deadline-done{background:var(--c-success-bg);color:var(--c-success)}
.deadline-safe{background:var(--c-success-bg);color:var(--c-success)}
.deadline-warn{background:var(--c-warning-bg);color:var(--c-warning)}
.deadline-today{background:var(--c-danger-bg);color:var(--c-danger)}
.deadline-overdue{background:var(--c-danger-bg);color:var(--c-danger)}

/* 动画延迟 */
.card-anim{animation:cardIn 0.4s cubic-bezier(0.4,0,0.2,1) both}

/* View transitions */
.view-container{position:relative;min-height:200px}
.view-panel{transition:opacity 0.35s cubic-bezier(0.4,0,0.2,1),transform 0.35s cubic-bezier(0.4,0,0.2,1)}
.view-panel.fade-out{opacity:0;transform:translateY(8px);pointer-events:none}
.view-panel.fade-in{opacity:0;transform:translateY(-8px);animation:viewFadeIn 0.35s cubic-bezier(0.4,0,0.2,1) forwards}

/* Tab content transition */
.tab-content-transition{animation:tabContentFade 0.35s cubic-bezier(0.4,0,0.2,1) forwards}