/* ── 元件樣式 ── */

/* 頂部 & tabs */
.top-bar{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem;flex-wrap:wrap;gap:8px}
.top-bar h1{font-size:18px;font-weight:600}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.tabs{display:flex;gap:2px;border-bottom:0.5px solid var(--border);margin-bottom:1.5rem;flex-wrap:wrap}
.tab{padding:8px 18px;font-size:14px;cursor:pointer;border:none;background:none;color:var(--text2);border-bottom:2px solid transparent;margin-bottom:-0.5px;transition:color 0.15s}
.tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:500}
.section{display:none}.section.active{display:block}

/* 統計卡 */
.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px;margin-bottom:1.5rem}
.stat{background:var(--bg);border:0.5px solid var(--border);border-radius:var(--radius-lg);padding:16px;display:flex;align-items:flex-start;gap:12px}
.stat-icon{width:36px;height:36px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.stat-label{font-size:12px;color:var(--text2);margin-bottom:2px}
.stat-num{font-size:24px;font-weight:600}
.stat-num.warn{color:#d97706}.stat-num.ok{color:#16a34a}.stat-num.accent{color:var(--accent)}

/* 卡片與徽章 */
.card{background:var(--bg);border:0.5px solid var(--border);border-radius:var(--radius-lg);padding:1rem 1.25rem;margin-bottom:10px}
.card-title{font-size:15px;font-weight:500}
.badge{display:inline-block;padding:3px 10px;border-radius:var(--radius);font-size:12px;font-weight:500}
.badge-blue{background:var(--blue-bg);color:var(--blue-text)}
.badge-teal{background:var(--teal-bg);color:var(--teal-text)}
.badge-amber{background:var(--amber-bg);color:var(--amber-text)}
.badge-gray{background:var(--gray-bg);color:var(--gray-text)}
.badge-purple{background:var(--purple-bg);color:var(--purple-text)}
.badge-green{background:var(--green-bg);color:var(--green-text)}
.badge-coral{background:var(--coral-bg);color:var(--coral-text)}
.role-badge{display:inline-block;padding:2px 8px;border-radius:var(--radius);font-size:11px;font-weight:500}
.role-super{background:#FEF3C7;color:#78350f}
.role-editor{background:var(--blue-bg);color:var(--blue-text)}

/* 進度條 */
.progress-bar{background:var(--bg2);border-radius:4px;height:7px;overflow:hidden;margin:8px 0 4px}
.progress-fill{height:100%;border-radius:4px;transition:width 0.4s}

/* 專案卡片 */
.project-card{background:var(--bg);border:0.5px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:box-shadow 0.15s}
.project-card:hover{box-shadow:0 2px 12px rgba(0,0,0,0.08)}
.project-card-accent{height:3px;background:var(--accent)}
.project-card-body{padding:1rem 1.125rem 0.75rem}
.project-card-footer{padding:0.5rem 1.125rem 0.75rem;border-top:0.5px solid var(--border);display:flex;align-items:center;justify-content:flex-end;gap:8px}

/* 組員列 */
.member-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:0.5px solid var(--border)}
.member-row:last-child{border-bottom:none}
.avatar{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;flex-shrink:0}
.av-0{background:#DBEAFE;color:#1e40af}.av-1{background:#CCFBF1;color:#0f5132}
.av-2{background:#EDE9FE;color:#4c1d95}.av-3{background:#FFE4E6;color:#9f1239}
.av-4{background:#FEF3C7;color:#78350f}.av-5{background:#DCFCE7;color:#14532d}
.member-info{flex:1;min-width:0}
.member-name{font-size:14px;font-weight:500}
.member-tasks{font-size:12px;color:var(--text2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:1px}
.load-bar{width:52px;height:5px;background:var(--bg2);border-radius:4px;overflow:hidden}
.load-ok{background:#22c55e}.load-warn{background:#f59e0b}.load-over{background:#ef4444}

/* layout */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:640px){.two-col{grid-template-columns:1fr}}

/* 表單 */
.form-row{margin-bottom:12px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:500px){.form-grid{grid-template-columns:1fr}}

/* 按鈕 */
.btn{padding:7px 14px;border:0.5px solid var(--border2);border-radius:var(--radius);font-size:13px;cursor:pointer;background:transparent;color:var(--text);font-family:inherit;transition:all 0.15s;white-space:nowrap}
.btn:hover{background:var(--bg2)}
.btn:active{transform:scale(0.98)}
.btn-primary{background:var(--accent-btn);color:var(--accent-btn-text);border-color:var(--accent-btn);font-weight:500}
.btn-primary:hover{opacity:0.88}
.btn-outline{color:var(--accent);border-color:var(--accent)}
.btn-outline:hover{background:var(--accent-light)}
.btn-sm{padding:4px 10px;font-size:12px}
.btn-danger{color:#dc2626;border-color:transparent}
.btn-danger:hover{background:#FEF2F2}
.form-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:16px}

/* 標籤輸入 */
.tag-chip{display:inline-flex;align-items:center;gap:3px;background:var(--accent-light);color:var(--accent-text);border-radius:var(--radius);padding:2px 8px;font-size:11px;font-weight:500}
.tag-chip .rm{cursor:pointer;font-size:13px;opacity:0.6}
.tag-chip .rm:hover{opacity:1}
.tag-input-wrap{display:flex;flex-wrap:wrap;gap:6px;padding:6px 8px;border:0.5px solid var(--border2);border-radius:var(--radius);min-height:38px;cursor:text;background:var(--bg)}
.assignee-tag{display:inline-flex;align-items:center;gap:4px;background:var(--bg2);border-radius:var(--radius);padding:2px 8px;font-size:12px}
.assignee-tag .rm{cursor:pointer;color:var(--text2);font-size:14px;line-height:1}

/* 區塊標題 */
.section-title{font-size:14px;font-weight:500;color:var(--text2);margin-bottom:10px}

/* 專案列表／網格 */
.project-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px}
.project-list-view{display:flex;flex-direction:column;gap:6px}
.project-list-row{background:var(--bg);border:0.5px solid var(--border);border-radius:var(--radius-lg);padding:10px 1rem;display:flex;align-items:center;gap:12px;transition:box-shadow 0.15s}
.project-list-row:hover{box-shadow:0 2px 8px rgba(0,0,0,0.07)}
.view-btn-active{background:var(--accent-light);color:var(--accent);border-color:var(--accent)}
.chip{font-size:11px;padding:2px 8px;border-radius:var(--radius);background:var(--bg2);color:var(--text2)}
.chip-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}

/* 截止日色彩 */
.dl-near{color:#d97706}.dl-over{color:#dc2626}

/* Modal */
.overlay{position:fixed;inset:0;background:rgba(0,0,0,0.45);display:flex;align-items:center;justify-content:center;z-index:200;padding:1rem}
.modal{background:var(--bg);border-radius:var(--radius-lg);border:0.5px solid var(--border);padding:1.5rem;width:100%;max-width:540px;max-height:90vh;overflow-y:auto}
.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.25rem}
.modal-title{font-size:16px;font-weight:500}
.close-btn{background:none;border:none;font-size:22px;cursor:pointer;color:var(--text2);line-height:1;padding:0}

/* 登入 bar */
.auth-bar{background:var(--bg2);border:0.5px solid var(--border);border-radius:var(--radius-lg);padding:12px 16px;margin-bottom:1rem;display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px}

/* Toast */
.toast{position:fixed;bottom:1.5rem;right:1.5rem;background:var(--text);color:var(--bg);padding:10px 18px;border-radius:var(--radius-lg);font-size:13px;z-index:400;opacity:0;transition:opacity 0.25s;pointer-events:none;max-width:320px}
.toast.show{opacity:1}.toast.error{background:#dc2626}

/* 甘特圖 */
.gantt-controls{display:flex;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.gantt-controls select{width:auto}
.gantt-wrap{overflow-x:auto;background:var(--bg);border:0.5px solid var(--border);border-radius:var(--radius-lg);padding:1rem}
.gantt-inner{min-width:680px}
.gantt-head{display:flex;border-bottom:0.5px solid var(--border);padding-bottom:4px;margin-bottom:4px}
.gantt-name-col{width:140px;flex-shrink:0;font-size:12px;color:var(--text2);padding:0 8px}
.gantt-tl{flex:1;display:flex}
.gantt-month-label{font-size:11px;color:var(--text2);border-left:0.5px solid var(--border);text-align:center;padding:0 2px}
.gantt-row{display:flex;align-items:center;min-height:36px;border-bottom:0.5px solid var(--border)}
.gantt-row:last-child{border-bottom:none}
.gantt-row.sub{background:var(--bg2)}
.gantt-member{width:140px;flex-shrink:0;padding:0 8px;display:flex;align-items:center;gap:4px;font-size:13px}
.gantt-expand{cursor:pointer;font-size:11px;font-weight:500;color:var(--accent-text);background:var(--accent-light);border:none;padding:1px 5px;border-radius:4px;flex-shrink:0}
.gantt-bars{flex:1;position:relative;min-height:36px}
.g-bar{position:absolute;height:20px;top:8px;border-radius:4px;display:flex;align-items:center;padding:0 6px;font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:default}
.g-today{position:absolute;top:0;bottom:0;width:1.5px;background:#ef4444;z-index:2;pointer-events:none}
.g-gridline{position:absolute;top:0;bottom:0;width:0.5px;background:var(--border);pointer-events:none}
.g-empty{font-size:12px;color:var(--text3);padding:0 8px;font-style:italic}
.group-sep{display:flex;align-items:center;background:var(--accent-light);padding:5px 8px;border-bottom:0.5px solid var(--border)}

/* 使用者列與記錄 */
.user-row{display:flex;align-items:center;gap:8px;padding:10px 0;border-bottom:0.5px solid var(--border)}
.user-row:last-child{border-bottom:none}
.user-name{flex:1;font-size:14px;font-weight:500}
.log-row{display:flex;gap:8px;padding:8px 0;border-bottom:0.5px solid var(--border);font-size:13px;flex-wrap:wrap}
.log-row:last-child{border-bottom:none}
.log-time{color:var(--text3);font-size:11px;white-space:nowrap;min-width:130px}
.log-op{font-weight:500;color:var(--text)}
.log-action{color:var(--accent-text)}
.log-target{color:var(--text2);flex:1}

/* 其他 */
.other-note{display:none}.other-note.visible{display:block}
.dropdown-list{position:absolute;left:0;top:100%;z-index:50;background:var(--bg);border:0.5px solid var(--border2);border-radius:var(--radius);margin-top:2px;max-height:150px;overflow-y:auto;min-width:160px;box-shadow:0 4px 16px rgba(0,0,0,0.12)}
.dropdown-item{padding:8px 12px;cursor:pointer;font-size:13px;color:var(--text)}
.dropdown-item:hover{background:var(--accent-light);color:var(--accent-text)}
.auto-label{font-size:11px;color:var(--text2);margin-top:4px}
.archived-toggle{font-size:13px;color:var(--text2);cursor:pointer;display:flex;align-items:center;gap:6px;margin-bottom:12px;user-select:none}
.archived-toggle:hover{color:var(--text)}
.option-row{display:flex;align-items:center;gap:8px;padding:6px 0;border-bottom:0.5px solid var(--border)}
.option-row:last-child{border-bottom:none}
.option-row input{flex:1;font-size:13px;padding:4px 8px}
.color-ball{width:26px;height:26px;border-radius:50%;background:conic-gradient(#ef4444,#f97316,#eab308,#22c55e,#3b82f6,#8b5cf6,#ef4444);cursor:pointer;border:2px solid transparent;transition:transform 0.2s,box-shadow 0.2s;flex-shrink:0}
.color-ball:hover{transform:scale(1.15);box-shadow:0 2px 8px rgba(0,0,0,0.2)}
.admin-tab{padding:7px 16px;font-size:13px;cursor:pointer;border:none;background:none;color:var(--text2);border-bottom:2px solid transparent;transition:color 0.15s}
.admin-tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:500}
.theme-btn{width:28px;height:28px;border-radius:50%;border:2px solid transparent;cursor:pointer;transition:transform 0.15s,border-color 0.15s}
.theme-btn.active{border-color:var(--text);transform:scale(1.15)}