:root{
  --bg:#eef1f8; --surface:#ffffff; --surface-2:#f6f7fc; --line:#e6e9f2;
  --ink:#1b2233; --ink-2:#5a6379; --ink-3:#98a1b6;
  --primary:#4f46e5; --primary-2:#6366f1; --primary-soft:#eef0fe;
  --nav:#171b2e; --nav-2:#212747; --nav-ink:#aeb6d4; --nav-ink-2:#7b84a6; --nav-active:#4f46e5;
  --a:#e11d48; --a-soft:#fff1f3; --b:#2563eb; --b-soft:#eef4ff; --c:#059669; --c-soft:#e7f8f0;
  --d:#7c3aed; --d-soft:#f3edff; --e:#ea580c; --e-soft:#fff2e8; --f:#475569; --f-soft:#eef1f6;
  --sb:222px; --radius:14px; --shadow:0 1px 2px rgba(20,30,60,.05),0 6px 20px rgba(20,30,60,.05);
  --safe-b:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{font-family:-apple-system,"Segoe UI",Roboto,"PingFang TC","Noto Sans TC",sans-serif;
  background:var(--bg);color:var(--ink);font-size:14.5px;line-height:1.5}
.hidden{display:none!important}.muted{color:var(--ink-2)}
a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer}

/* ===== shell ===== */
.shell{display:flex;min-height:100vh}
.scrim{display:none}

/* ===== sidebar ===== */
.sidebar{width:var(--sb);flex:none;background:var(--nav);color:var(--nav-ink);
  position:fixed;inset:0 auto 0 0;height:100vh;display:flex;flex-direction:column;z-index:60}
.side-logo{display:flex;align-items:center;gap:7px;padding:18px 18px 16px;font-size:18px;color:#fff}
.side-logo .lm{font-size:20px}.side-logo b{font-weight:800}
.side-logo em{font-style:normal;font-size:12px;color:var(--nav-ink-2);font-weight:600;margin-left:2px}
.side-nav{flex:1;overflow-y:auto;padding:6px 10px;display:flex;flex-direction:column;gap:2px}
.side-nav a{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:10px;
  color:var(--nav-ink);font-weight:600;font-size:14px;position:relative}
.side-nav a i{font-style:normal;font-size:16px;width:20px;text-align:center;opacity:.95}
.side-nav a:hover{background:var(--nav-2);color:#fff}
.side-nav a.active{background:var(--nav-active);color:#fff}
.side-nav a.active i{opacity:1}
.nav-badge{margin-left:auto;background:var(--a);color:#fff;font-size:11px;font-weight:700;
  border-radius:999px;padding:1px 7px;display:none}
.nav-badge.show{display:inline-block}
.side-user{display:flex;align-items:center;gap:10px;padding:12px 16px;border-top:1px solid var(--nav-2)}
.side-user .av{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,#6366f1,#7c3aed);
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px}
.side-user b{color:#fff;font-size:13px;display:block}.side-user em{font-style:normal;font-size:11px;color:var(--nav-ink-2)}
.side-logout{margin-left:auto;background:none;border:none;color:var(--nav-ink-2);font-size:16px}

/* ===== main ===== */
.mainwrap{flex:1;margin-left:var(--sb);min-width:0;display:flex;flex-direction:column}
.topbar{position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:12px;
  padding:11px 22px;background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line)}
.hamb{display:none;border:none;background:none;font-size:20px}
.topbar h1{font-size:18px;margin:0;font-weight:700;white-space:nowrap}
.tb-search{flex:1;max-width:380px;margin-left:8px}
.tb-search input{width:100%;border:1px solid var(--line);background:var(--surface-2);border-radius:10px;
  padding:8px 13px;font-size:14px;color:var(--ink)}
.topbar-actions{display:flex;gap:8px;margin-left:auto}
.icon-btn{border:1px solid var(--line);background:var(--surface);color:var(--ink);
  padding:8px 13px;border-radius:10px;font-size:13px;font-weight:600;white-space:nowrap}
.icon-btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.icon-btn:active{transform:scale(.97)}
#app{padding:20px 22px;max-width:1500px;width:100%}
.loading{padding:60px 0;text-align:center;color:var(--ink-3)}

.page-h{display:flex;align-items:center;justify-content:space-between;margin:0 2px 14px}
.page-h h2{margin:0;font-size:19px}
.section-t{font-size:13px;font-weight:700;color:var(--ink-2);margin:18px 2px 10px;text-transform:none}
.section-sub{color:var(--ink-3);font-size:13px;margin:-6px 2px 12px}

/* ===== KPI tiles ===== */
.kpis{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-bottom:18px}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:14px 15px;box-shadow:var(--shadow);cursor:pointer;transition:transform .08s}
.kpi:active{transform:scale(.98)}
.kpi .kt{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--ink-2);font-weight:600}
.kpi .kt .ic{width:24px;height:24px;border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:14px}
.kpi .kn{font-size:27px;font-weight:800;margin-top:7px;letter-spacing:-.5px}
.kpi .ks{font-size:11px;color:var(--ink-3);margin-top:1px}
.kpi.A .ic{background:var(--a-soft)} .kpi.A .kn{color:var(--a)}
.kpi.B .ic{background:var(--b-soft)} .kpi.B .kn{color:var(--b)}
.kpi.C .ic{background:var(--c-soft)} .kpi.C .kn{color:var(--c)}
.kpi.D .ic{background:var(--d-soft)} .kpi.D .kn{color:var(--d)}
.kpi.E .ic{background:var(--e-soft)} .kpi.E .kn{color:var(--e)}
.kpi.F .ic{background:var(--f-soft)} .kpi.F .kn{color:var(--f)}

/* ===== panel grid ===== */
.grid{display:grid;gap:16px;grid-template-columns:repeat(3,1fr);align-items:start}
.col-2{grid-column:span 2}.col-3{grid-column:span 3}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.panel-h{display:flex;align-items:center;gap:9px;padding:13px 16px 11px;border-bottom:1px solid var(--surface-2)}
.panel-h .dot{width:8px;height:8px;border-radius:50%}
.panel-h h3{margin:0;font-size:14.5px;font-weight:700;flex:1}
.panel-h .count{font-size:12px;font-weight:700;color:#fff;border-radius:999px;padding:1px 9px;min-width:20px;text-align:center}
.panel-h .link{font-size:12px;color:var(--primary);font-weight:600}
.panel-b{padding:6px 10px 12px}
.pA .dot{background:var(--a)}.pA .count{background:var(--a)} .pB .dot{background:var(--b)}.pB .count{background:var(--b)}
.pC .dot{background:var(--c)}.pC .count{background:var(--c)} .pD .dot{background:var(--d)}.pD .count{background:var(--d)}
.pE .dot{background:var(--e)}.pE .count{background:var(--e)} .pF .dot{background:var(--f)}.pF .count{background:var(--f)}
.pN .dot{background:#ca8a04}.pN .count{background:#ca8a04}

.row{display:flex;gap:10px;padding:9px 8px;border-radius:10px;align-items:flex-start}
.row:hover{background:var(--surface-2)}
.row .main{flex:1;min-width:0}
.row .title{font-weight:600;font-size:13.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row .sub{font-size:12px;color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:1px}
.row .rt{font-size:11px;color:var(--ink-3);white-space:nowrap}
.empty{padding:16px 10px;color:var(--ink-3);font-size:13px;text-align:center}

/* pills */
.pill{display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:600;padding:2px 8px;
  border-radius:999px;background:var(--surface-2);color:var(--ink-2);border:1px solid var(--line)}
.pill.s-idea_pool{background:#f3edff;color:#7c3aed}.pill.s-planning{background:#eef4ff;color:#2563eb}
.pill.s-drafting_spec{background:#eef4ff;color:#2563eb}.pill.s-waiting_confirmation{background:#fff1f3;color:#e11d48}
.pill.s-approved{background:#e7f8f0;color:#059669}.pill.s-in_execution{background:#e7f8f0;color:#047857}
.pill.s-handoff_external{background:#fff2e8;color:#ea580c}.pill.s-reviewing{background:#eef1f6;color:#475569}
.pill.s-done{background:#eef1f6;color:#475569}.pill.s-archived{background:#eef1f6;color:#98a1b6}
.pill.sync{background:#fff7ed;color:#c2410c;border-color:#fed7aa}
.pill.zone{background:var(--primary-soft);color:var(--primary);border-color:#dcd9fb}
.pill.up{background:#fffbeb;color:#b45309;border-color:#fde68a}

.mini-actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:7px}
.mini-actions button{font-size:12px;font-weight:600;border-radius:8px;border:1px solid var(--line);
  background:var(--surface);padding:5px 10px;color:var(--ink)}
.mini-actions button.ok{background:var(--c);color:#fff;border-color:var(--c)}
.mini-actions button.no{background:#fff;color:var(--a);border-color:#fecdd3}

/* ===== tables (全局項目地圖 / 產出) ===== */
.tbl-wrap{overflow-x:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:13px}
table.tbl th{text-align:left;color:var(--ink-3);font-weight:600;font-size:12px;padding:9px 12px;border-bottom:1px solid var(--line);white-space:nowrap}
table.tbl td{padding:10px 12px;border-bottom:1px solid var(--surface-2);vertical-align:middle}
table.tbl tr:hover td{background:var(--surface-2);cursor:pointer}
table.tbl .ref{font-family:ui-monospace,monospace;color:var(--ink-3);font-size:11.5px}
table.tbl .nm{font-weight:600}

/* ===== NAS tree ===== */
.nastree{font-size:13px;padding:4px 2px}
.nas-node{user-select:none}
.nas-row{display:flex;align-items:center;gap:7px;padding:5px 8px;border-radius:8px;cursor:pointer;white-space:nowrap}
.nas-row:hover{background:var(--surface-2)}
.nas-row .tw{width:12px;color:var(--ink-3);font-size:11px;text-align:center}
.nas-row .ico{font-size:15px}
.nas-row .nm{overflow:hidden;text-overflow:ellipsis}
.nas-row .sz{margin-left:auto;color:var(--ink-3);font-size:11px}
.nas-children{margin-left:16px;border-left:1px solid var(--line);padding-left:4px}

/* ===== items list ===== */
.filters{display:flex;gap:8px;overflow-x:auto;padding:2px 2px 14px;flex-wrap:wrap}
.chip{flex:none;border:1px solid var(--line);background:var(--surface);border-radius:999px;
  padding:6px 13px;font-size:13px;font-weight:600;color:var(--ink-2)}
.chip.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.list{display:flex;flex-direction:column;gap:10px}
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.item-card{background:var(--surface);border:1px solid var(--line);border-radius:13px;padding:13px 14px;box-shadow:var(--shadow);cursor:pointer}
.item-card:hover{border-color:#cdd2e6}
.item-card .ic-top{display:flex;align-items:center;gap:8px;margin-bottom:2px;flex-wrap:wrap}
.item-card .ref{font-size:11px;color:var(--ink-3);font-weight:700;font-family:ui-monospace,monospace}
.item-card .ic-title{font-weight:700;font-size:14.5px;margin:3px 0}
.item-card .ic-sum{font-size:12.5px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.item-card .ic-meta{display:flex;gap:6px;flex-wrap:wrap;margin-top:9px;align-items:center}
.badge{font-size:11px;color:var(--ink-3)}

/* ===== detail ===== */
.back{display:inline-flex;align-items:center;gap:6px;color:var(--ink-2);font-weight:600;font-size:14px;margin-bottom:12px}
.detail-h{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:17px;box-shadow:var(--shadow);margin-bottom:14px}
.detail-h .ref{font-size:12px;color:var(--ink-3);font-weight:700;font-family:ui-monospace,monospace}
.detail-h h2{margin:4px 0 9px;font-size:21px}
.detail-h .meta{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:10px}
.kv{display:grid;grid-template-columns:92px 1fr;gap:5px 12px;font-size:13px;margin-top:8px}
.kv .k{color:var(--ink-3)}
.tabs{display:flex;gap:4px;overflow-x:auto;border-bottom:1px solid var(--line);margin-bottom:14px}
.tabs button{flex:none;border:none;background:none;padding:11px 14px;font-size:14px;font-weight:600;color:var(--ink-2);border-bottom:2px solid transparent}
.tabs button.active{color:var(--primary);border-bottom-color:var(--primary)}
.panelx{display:flex;flex-direction:column;gap:12px}
.block{background:var(--surface);border:1px solid var(--line);border-radius:13px;padding:15px;box-shadow:var(--shadow)}
.block h4{margin:0 0 9px;font-size:14px}
.todo{display:flex;align-items:center;gap:9px;padding:5px 0;font-size:14px}
.todo input{width:18px;height:18px;accent-color:var(--primary)}
.todo.done span{text-decoration:line-through;color:var(--ink-3)}
.file-row{display:flex;gap:10px;align-items:center;padding:9px 6px;border-bottom:1px solid var(--surface-2)}
.file-ico{font-size:18px}

/* buttons / modal / login / toast / tabbar */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);
  background:var(--surface);color:var(--ink);border-radius:10px;padding:9px 14px;font-weight:600;font-size:14px}
.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn.block{width:100%}.btn.sm{padding:6px 11px;font-size:13px}.btn:active{transform:scale(.98)}
.modal-bg{position:fixed;inset:0;background:rgba(15,20,40,.45);z-index:80;display:flex;align-items:center;justify-content:center;padding:0}
@media(max-width:600px){.modal-bg{align-items:flex-end}}
.modal{background:var(--surface);width:100%;max-width:520px;border-radius:18px;padding:18px 18px calc(18px + var(--safe-b));max-height:92vh;overflow:auto}
@media(max-width:600px){.modal{border-radius:18px 18px 0 0}}
.modal h3{margin:2px 0 14px;font-size:18px}
.field{margin-bottom:12px}.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:5px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 12px;font-size:15px;font-family:inherit;background:var(--surface-2);color:var(--ink)}
.field textarea{min-height:74px;resize:vertical}
.modal-actions{display:flex;gap:10px;margin-top:6px}.modal-actions .btn{flex:1}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.login{position:fixed;inset:0;z-index:100;background:linear-gradient(160deg,#4f46e5,#7c3aed);display:flex;align-items:center;justify-content:center;padding:20px}
.login-card{background:#fff;border-radius:22px;padding:30px 26px;width:100%;max-width:340px;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.login-logo{font-size:40px}.login-card h1{margin:6px 0 0;font-size:26px}
.login-card input{width:100%;margin:18px 0 12px;padding:13px;border:1px solid var(--line);border-radius:12px;font-size:16px;text-align:center}
.login-card button{width:100%;padding:13px;background:var(--primary);color:#fff;border:none;border-radius:12px;font-size:16px;font-weight:700}
.login-err{color:var(--a);font-size:13px;margin-top:10px;min-height:18px}
.toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:11px 18px;border-radius:12px;font-size:14px;z-index:90;box-shadow:var(--shadow);max-width:90vw}
@media(max-width:880px){.toast{bottom:calc(80px + var(--safe-b))}}

.tabbar{display:none}

/* ===== responsive ===== */
@media(max-width:1240px){.kpis{grid-template-columns:repeat(3,1fr)}}
@media(max-width:1100px){.grid{grid-template-columns:repeat(2,1fr)}.col-2,.col-3{grid-column:span 2}.cards3{grid-template-columns:1fr 1fr}}
@media(max-width:880px){
  .sidebar{transform:translateX(-100%);transition:transform .22s;box-shadow:0 0 40px rgba(0,0,0,.3)}
  .sidebar.open{transform:translateX(0)}
  .mainwrap{margin-left:0}
  .hamb{display:block}.tb-search{display:none}.topbar h1{flex:1}
  .icon-btn{padding:8px 11px}
  #app{padding:16px 14px;padding-bottom:calc(70px + var(--safe-b))}
  .scrim.show{display:block;position:fixed;inset:0;background:rgba(10,14,30,.45);z-index:55}
  .tabbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:50;background:rgba(255,255,255,.94);
    backdrop-filter:blur(12px);border-top:1px solid var(--line);padding-bottom:var(--safe-b)}
  .tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 0 6px;font-size:11px;font-weight:600;color:var(--ink-3)}
  .tabbar a span{font-size:19px;line-height:1}.tabbar a.active{color:var(--primary)}
}
@media(max-width:620px){.kpis{grid-template-columns:repeat(2,1fr)}.grid{grid-template-columns:1fr}.col-2,.col-3{grid-column:span 1}.cards3{grid-template-columns:1fr}.topbar-actions .icon-btn span{display:none}}