:root{
  --bg:#f4f6fa; --panel:#fff; --line:#e3e7ee; --text:#1c2430; --muted:#66728a; --accent:#1d4ed8; --accent-2:#dbe6ff;
  --danger:#c62828; --ok:#2e7d32; --warn:#b26a00; --weekend:#f1f3f8; --today:#e53935;
  --s-planned:#94a3b8; --s-ordered:#3b82f6; --s-on_hold:#f59e0b; --s-ready:#8b5cf6; --s-shipped:#0ea5e9; --s-in_transit:#06b6d4;
  --s-delivered:#22c55e; --s-received:#15803d; --s-cancelled:#9ca3af;
  --dpx:22px; --labelw:300px;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font:14px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg);display:flex;flex-direction:column;min-height:100vh}
.hidden{display:none!important}
a{color:var(--accent)}
h1,h2,h3{margin:0 0 .5rem;font-weight:600}
h2{font-size:17px}
small,.muted{color:var(--muted)}
.err{color:var(--danger);min-height:1.2em;margin-top:.5rem}

/* top bar */
.topbar{display:flex;align-items:center;gap:10px;padding:8px 16px;background:#0f172a;color:#fff;position:sticky;top:0;z-index:20;flex-wrap:wrap}
.brand{font-weight:700;letter-spacing:.5px;font-size:18px}
.brand span{color:#93c5fd;font-weight:400;margin-left:4px}
.project-select{background:#1e293b;color:#fff;border:1px solid #334155;border-radius:6px;padding:6px 8px;max-width:240px}
.nav{display:flex;gap:2px;flex-wrap:wrap}
.nav a{color:#cbd5e1;text-decoration:none;padding:7px 10px;border-radius:6px;font-size:13px}
.nav a:hover{background:#1e293b;color:#fff}
.nav a.active{background:var(--accent);color:#fff}
.spacer{flex:1}
.btn{border:1px solid var(--line);background:#fff;color:var(--text);padding:6px 12px;border-radius:6px;cursor:pointer;font-size:13px;text-decoration:none;display:inline-flex;align-items:center;gap:6px;line-height:1.3}
.btn:hover{background:#f6f8fb}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{background:#1a44c2}
.btn.danger{color:var(--danger);border-color:#f3c2c2}
.btn.danger:hover{background:#fff1f1}
.btn.ghost{background:transparent;color:#e2e8f0;border-color:#334155}
.btn.ghost:hover{background:#1e293b}
.btn.small{padding:4px 8px;font-size:12px}
.btn.tiny{padding:2px 7px;font-size:11px}
.btn:disabled{opacity:.5;cursor:default}

/* toolbar */
.toolbar{display:flex;gap:8px;align-items:center;padding:10px 16px;background:var(--panel);border-bottom:1px solid var(--line);flex-wrap:wrap}
.toolbar:empty{display:none}
.toolbar input,.toolbar select,.field input,.field select,.field textarea,.inline-form input,.inline-form select{border:1px solid var(--line);border-radius:6px;padding:6px 8px;font:inherit;background:#fff;color:var(--text)}
.toolbar input[type=search]{min-width:220px}
.toolbar label{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:12px}
.toolbar .stats{margin-left:auto;display:flex;gap:14px;font-size:12px;color:var(--muted)}
.toolbar .stats b{color:var(--text)}
.chip{display:inline-block;padding:1px 8px;border-radius:999px;font-size:11px;font-weight:600;color:#fff;background:var(--s-planned);white-space:nowrap;text-transform:capitalize}
.chip.on_hold{color:#3b2a00}
.chip.cancelled{text-decoration:line-through}

.main{padding:16px;flex:1}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.panel + .panel{margin-top:16px}
.panel-head{display:flex;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid var(--line)}
.panel-head h2{margin:0}
.panel-body{padding:14px}
.empty{padding:30px;text-align:center;color:var(--muted)}

/* tiles */
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:16px}
.tile{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.tile .v{font-size:22px;font-weight:600}
.tile .l{font-size:12px;color:var(--muted)}

/* gantt */
.gantt{overflow:auto;position:relative;max-height:calc(100vh - 210px)}
.g-inner{position:relative;display:inline-block;min-width:100%}
.g-head{display:flex;position:sticky;top:0;z-index:5;background:var(--panel);border-bottom:1px solid var(--line)}
.g-label{width:var(--labelw);min-width:var(--labelw);position:sticky;left:0;background:var(--panel);z-index:4;padding:6px 12px;border-right:1px solid var(--line);overflow:hidden}
.g-head .g-label{display:flex;align-items:flex-end;font-size:12px;color:var(--muted)}
.g-scale{position:relative;height:44px}
.g-months{position:absolute;top:0;left:0;right:0;height:22px}
.g-month{position:absolute;top:0;height:22px;font-size:12px;font-weight:600;padding:3px 6px;border-left:1px solid var(--line);white-space:nowrap;overflow:hidden}
.g-days{position:absolute;top:22px;left:0;right:0;height:22px}
.g-day{position:absolute;top:0;height:22px;font-size:10px;color:var(--muted);text-align:center;line-height:22px;border-left:1px solid #f0f2f6;overflow:hidden}
.g-day.we{background:var(--weekend)}
.g-day.td{color:var(--today);font-weight:700}
.g-row{display:flex;border-bottom:1px solid #eef1f6;min-height:38px;cursor:pointer}
.g-row:hover .g-label,.g-row:hover .g-track{background:#f7f9fd}
.g-row .g-label{display:flex;flex-direction:column;justify-content:center;font-size:13px}
.g-row .g-label .nm{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500}
.g-row .g-label .sb{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:11px;color:var(--muted)}
.g-group{display:flex;background:#f0f3f9;border-bottom:1px solid var(--line);font-size:12px;font-weight:700;color:#334155;text-transform:uppercase;letter-spacing:.4px;position:sticky;z-index:3}
.g-group .g-label{background:#f0f3f9;padding:5px 12px}
.g-group .g-track{background:#f0f3f9}
.g-track{position:relative;flex:1;background-image:repeating-linear-gradient(to right,transparent 0 calc(var(--dpx)*5),var(--weekend) calc(var(--dpx)*5) calc(var(--dpx)*7));background-repeat:repeat-x}
.g-bar{position:absolute;top:8px;height:22px;border-radius:5px;background:var(--s-ordered);color:#fff;font-size:11px;line-height:22px;padding:0 6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;box-shadow:0 1px 2px rgba(0,0,0,.15)}
.g-bar.dashed{background:transparent;border:2px dashed #94a3b8;color:#64748b;line-height:18px;box-shadow:none}
.g-bar.hold{top:22px;height:10px;line-height:10px;font-size:0;background:repeating-linear-gradient(45deg,#f59e0b 0 6px,#fbbf24 6px 12px);border-radius:3px;box-shadow:none}
.g-bar.hold.dashed{border:2px dashed #f59e0b;background:transparent}
.g-mark{position:absolute;top:13px;width:12px;height:12px;transform:translateX(-6px) rotate(45deg);border-radius:2px;background:var(--s-received);box-shadow:0 0 0 2px #fff}
.g-mark.delivered{background:var(--s-delivered)}
.g-mark.ready{background:var(--s-ready)}
.g-mark.loading{background:#0f172a}
.g-today{position:absolute;top:0;bottom:0;width:0;border-left:2px solid var(--today);z-index:2;pointer-events:none}
.g-today::after{content:"today";position:absolute;top:24px;left:3px;font-size:9px;color:var(--today);font-weight:700}
.legend{display:flex;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--muted);padding:8px 14px;border-top:1px solid var(--line)}
.legend i{display:inline-block;width:12px;height:12px;border-radius:3px;vertical-align:-2px;margin-right:4px}

/* tables */
table.grid{width:100%;border-collapse:collapse;font-size:13px}
.grid th,.grid td{padding:7px 10px;border-bottom:1px solid #eef1f6;text-align:left;vertical-align:top}
.grid th{background:#f8fafc;font-size:11px;text-transform:uppercase;letter-spacing:.4px;color:var(--muted);position:sticky;top:0;z-index:2;white-space:nowrap;cursor:pointer;user-select:none}
.grid th.sorted::after{content:" ▲";font-size:9px}
.grid th.sorted.desc::after{content:" ▼"}
.grid tbody tr:hover{background:#f7f9fd}
.grid td.num,.grid th.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.grid tfoot td{font-weight:600;background:#f8fafc}
.grid .nm{font-weight:500}
.grid .sub{font-size:11px;color:var(--muted)}
.grid tr.warn td{background:#fff8e6}
.grid tr.bad td{background:#fff1f1}
.grid tr.done td{background:#f2fbf4}
.table-wrap{overflow:auto;max-height:calc(100vh - 230px)}
.actions{white-space:nowrap}
.dots{display:inline-flex;gap:3px}
.dots i{width:9px;height:9px;border-radius:50%;background:#e2e8f0;display:inline-block}
.dots i.on{background:var(--accent)}
.dots i.now{background:var(--ok);box-shadow:0 0 0 2px #c8ecd0}

/* trace */
.trace{display:flex;gap:0;margin:0 0 14px;overflow:auto}
.trace .st{flex:1;min-width:92px;text-align:center;position:relative;padding:6px 4px;font-size:11px;color:var(--muted)}
.trace .st::before{content:"";position:absolute;top:15px;left:0;right:0;height:2px;background:#e2e8f0}
.trace .st.on::before{background:var(--accent)}
.trace .st b{display:block;width:18px;height:18px;border-radius:50%;background:#fff;border:2px solid #cbd5e1;margin:0 auto 4px;position:relative;z-index:1}
.trace .st.on b{border-color:var(--accent);background:var(--accent)}
.trace .st.now b{border-color:var(--ok);background:var(--ok);box-shadow:0 0 0 3px #c8ecd0}
.trace .st .d{display:block;color:var(--text);font-weight:600}

/* tracking */
.events{margin:0;padding:0;list-style:none}
.events li{display:grid;grid-template-columns:150px 110px 1fr auto;gap:10px;padding:6px 0;border-bottom:1px dashed #eef1f6;font-size:12px}
.events li .when{color:var(--muted);white-space:nowrap}
.inline-form{display:flex;gap:6px;flex-wrap:wrap;align-items:center;padding:8px 10px;background:#f8fafc;border-radius:8px;margin-top:8px}
.inline-form input,.inline-form select{padding:5px 7px;font-size:12px}
tr.detail td{background:#fbfcfe;padding:10px 14px 14px}

/* modal */
.modal{position:fixed;inset:0;background:rgba(15,23,42,.55);display:flex;align-items:flex-start;justify-content:center;padding:30px 16px;z-index:50;overflow:auto}
.modal-box{background:#fff;border-radius:12px;width:100%;max-width:980px;box-shadow:0 20px 60px rgba(0,0,0,.3);max-height:calc(100vh - 60px);display:flex;flex-direction:column}
.modal-head{display:flex;align-items:center;gap:12px;padding:14px 20px;border-bottom:1px solid var(--line)}
.modal-head h2{flex:1;font-size:18px}
.modal-body{padding:16px 20px;overflow:auto}
.modal-foot{display:flex;gap:8px;padding:12px 20px;border-top:1px solid var(--line);background:#f8fafc;border-radius:0 0 12px 12px}
.modal-foot .spacer{flex:1}
.x{background:none;border:0;font-size:22px;cursor:pointer;color:var(--muted);line-height:1}
fieldset{border:1px solid var(--line);border-radius:10px;padding:10px 14px 14px;margin:0 0 14px}
legend{font-weight:600;font-size:13px;color:#334155;padding:0 6px}
.fgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px 14px}
@media (max-width:820px){.fgrid{grid-template-columns:repeat(2,1fr)}}
.field{display:flex;flex-direction:column;gap:3px;font-size:12px;color:var(--muted)}
.field.c2{grid-column:span 2}.field.c4{grid-column:span 4}
.field input,.field select,.field textarea{font-size:13px;color:var(--text);width:100%}
.field textarea{min-height:56px;resize:vertical}
.field input[type=checkbox]{width:auto;align-self:flex-start;transform:scale(1.2);margin:8px 4px}
.mini{width:100%;border-collapse:collapse;font-size:12px}
.mini th,.mini td{padding:4px 6px;border-bottom:1px solid #eef1f6;text-align:left}
.mini th{color:var(--muted);font-weight:600;font-size:11px}
.mini input{width:100%;border:1px solid var(--line);border-radius:4px;padding:3px 5px;font:inherit}
.mini input.w60{width:60px}

.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#0f172a;color:#fff;padding:10px 16px;border-radius:8px;z-index:100;font-size:13px;box-shadow:0 8px 24px rgba(0,0,0,.3)}
.toast.err{background:var(--danger)}

/* login */
.login{position:fixed;inset:0;background:#0f172a;z-index:200;display:flex;align-items:center;justify-content:center}
.login-card{background:#fff;padding:28px 32px;border-radius:12px;width:340px;display:flex;flex-direction:column;gap:10px}
.login-card input{padding:10px;border:1px solid var(--line);border-radius:6px;font-size:15px}
.login-card p{margin:0;color:var(--muted)}

.projlist{width:100%;border-collapse:collapse;font-size:13px}
.projlist td,.projlist th{padding:6px 8px;border-bottom:1px solid #eef1f6;text-align:left}
kbd{background:#eef1f6;border-radius:4px;padding:1px 5px;font-size:11px}

/* gantt drag */
.g-bar[data-fs]{cursor:grab;touch-action:none}
.g-bar[data-fs] .hl,.g-bar[data-fs] .hr{position:absolute;top:0;bottom:0;width:9px;cursor:ew-resize;z-index:1}
.g-bar[data-fs] .hl{left:0;border-radius:5px 0 0 5px}.g-bar[data-fs] .hr{right:0;border-radius:0 5px 5px 0}
.g-bar[data-fs]:hover .hl,.g-bar[data-fs]:hover .hr{background:rgba(255,255,255,.35)}
.g-bar.dashed[data-fs]:hover .hl,.g-bar.dashed[data-fs]:hover .hr{background:rgba(0,0,0,.08)}
.g-bar.dragging{cursor:grabbing;opacity:.9;box-shadow:0 4px 14px rgba(0,0,0,.35);z-index:6;outline:2px solid #0f172a}
.gantt.dragging{user-select:none;cursor:grabbing}
.gantt.dragging .g-row:hover .g-label,.gantt.dragging .g-row:hover .g-track{background:inherit}
.dragtip{position:fixed;z-index:200;background:#0f172a;color:#fff;font-size:12px;padding:5px 9px;border-radius:6px;pointer-events:none;white-space:nowrap;box-shadow:0 6px 18px rgba(0,0,0,.3)}
.dragtip .dd{color:#93c5fd;margin-left:4px;font-weight:600}
.toolbar .hint{font-size:11px;color:var(--muted);margin-left:6px}
.toast .btn{background:#fff;color:#0f172a;border-color:#fff}

/* origin & trade */
.banner{padding:10px 14px;border-radius:10px;margin-bottom:14px;font-size:13px;border:1px solid}
.banner.ok{background:#f0fdf4;border-color:#bbf7d0;color:#14532d}
.banner.warn{background:#fffbeb;border-color:#fde68a;color:#78350f}
.shares{display:flex;flex-direction:column;gap:6px}
.share{display:grid;grid-template-columns:200px 1fr 170px;align-items:center;gap:10px;font-size:12px}
.share .bar{height:14px;background:#eef1f6;border-radius:7px;overflow:hidden}
.share .bar i{display:block;height:100%;border-radius:7px}
.share .val{text-align:right;color:var(--muted)}
.grid input.cell,.grid select.cell{border:1px solid transparent;background:transparent;border-radius:4px;padding:3px 5px;font:inherit;font-size:12px;width:100%;min-width:90px}
.grid input.cell:hover,.grid select.cell:hover{border-color:var(--line);background:#fff}
.grid input.cell:focus,.grid select.cell:focus{border-color:var(--accent);background:#fff;outline:none}
.grid input.mono{font-family:ui-monospace,Menlo,monospace}
.grid input.cell.missing{border-color:#f59e0b;background:#fffbeb}
.grid input.cell.num{min-width:60px}

/* stage timeline (consolidated view) */
.nav a.beta::after{content:"beta";font-size:8px;background:#334155;color:#93c5fd;border-radius:3px;padding:1px 3px;margin-left:4px;vertical-align:2px;letter-spacing:.3px}
.nav a.active.beta::after{background:rgba(255,255,255,.25);color:#fff}
.gantt.stages .g-row{min-height:50px}
.gantt.stages .g-bar{top:13px;height:24px;line-height:24px}
.gantt.stages .g-bar.dashed{line-height:20px}
.gantt.stages .g-bar.hold{top:40px;height:7px;line-height:7px}
.gantt.stages .g-mark{top:17px}
.g-bar.sg{background:var(--c);color:#fff}
.g-bar.sg-mfg{--c:#3b82f6}.g-bar.sg-wait{--c:#8b5cf6}.g-bar.sg-transit{--c:#06b6d4}.g-bar.sg-recv{--c:#22c55e}
.g-bar.sg.plan{background:repeating-linear-gradient(45deg,var(--c) 0 8px,color-mix(in srgb,var(--c) 55%,#fff) 8px 16px)}
.g-bar.sg.dashed{background:transparent;border:2px dashed var(--c);color:#475569}
.legend i.lg-plan{background:repeating-linear-gradient(45deg,#64748b 0 3px,#cbd5e1 3px 6px)}
.g-vline{position:absolute;top:0;bottom:0;width:0;border-left:2px dashed #0f172a;z-index:2;pointer-events:none}
.g-vline span{position:absolute;top:26px;left:4px;font-size:9px;font-weight:700;color:#0f172a;white-space:nowrap}
b.risk,.stats .risk{color:var(--danger)}
.toolbar .stats i.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:4px}

/* pieces / dimensions editor */
.pk-head{display:flex;align-items:center;gap:10px;margin-bottom:8px;flex-wrap:wrap}
.pk-head label{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted)}
.pk-head input{border:1px solid var(--line);border-radius:6px;padding:4px 6px;font:inherit}
table.mini.pk th.num,table.mini.pk td.num{text-align:right}
table.mini.pk tfoot td{font-weight:600;background:#f8fafc;border-top:1px solid var(--line)}
table.mini input.w60{width:62px}
.field .ro{padding:6px 0;font-size:13px;color:var(--text);font-weight:500}
.grid td.mono{font-family:ui-monospace,Menlo,monospace}
.grid td.sm{font-size:11px}