.psg-fs-root{--navy:#0A2540;--ink:#0B1220;--muted:#5B6B7C;--line:#E6ECF2;--bg-soft:#F6F9FC;--accent:#0073E6;--accent2:#00B4FF;--success:#10B981;--danger:#EF4444;font-family:'Inter',-apple-system,sans-serif;color:var(--ink);line-height:1.6;max-width:920px;margin:0 auto;padding:8px}
.psg-fs-root *{box-sizing:border-box}
.psg-fs-frame{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 24px 60px rgba(10,37,64,.10);overflow:hidden}
.psg-fs-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 20px;background:var(--navy);color:#fff}
.psg-fs-top .brand{font-family:'Fraunces',serif;font-weight:700;font-size:1.02rem}
.psg-fs-steps{display:flex;gap:6px;font-size:.72rem;font-weight:600;letter-spacing:.04em}
.psg-fs-steps span{padding:4px 10px;border-radius:999px;background:rgba(255,255,255,.12);white-space:nowrap}
.psg-fs-steps span.on{background:var(--accent)}
.psg-fs-timer{font-variant-numeric:tabular-nums;font-weight:700;background:rgba(255,255,255,.12);padding:4px 12px;border-radius:8px}
.psg-fs-timer.low{background:var(--danger)}
.psg-fs-body{padding:26px 24px}
.psg-fs-body h2{font-family:'Fraunces',serif;color:var(--navy);font-size:1.45rem;margin:0 0 6px;line-height:1.2}
.psg-fs-body h3{font-family:'Fraunces',serif;color:var(--navy);font-size:1.08rem;margin:18px 0 8px}
.psg-fs-kicker{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);background:rgba(0,115,230,.08);padding:4px 12px;border-radius:999px;margin-bottom:10px}
.psg-fs-muted{color:var(--muted);font-size:.92rem}
.psg-fs-case{background:var(--bg-soft);border:1px solid var(--line);border-radius:12px;padding:16px 18px;font-size:.93rem;margin:14px 0}
.psg-fs-chart{margin:16px 0;border:1px solid var(--line);border-radius:12px;padding:16px}
.psg-fs-chart .title{font-weight:700;font-size:.9rem;margin-bottom:12px;color:var(--navy)}
.psg-fs-bars{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;align-items:end;height:180px}
.psg-fs-bargroup{display:flex;gap:5px;align-items:flex-end;justify-content:center;height:150px}
.psg-fs-bar{width:26px;border-radius:5px 5px 0 0;position:relative}
.psg-fs-bar.y24{background:#B9D4F5}
.psg-fs-bar.y25{background:var(--accent)}
.psg-fs-bar .val{position:absolute;top:-20px;left:50%;transform:translateX(-50%);font-size:.68rem;font-weight:600;color:var(--muted);white-space:nowrap}
.psg-fs-barlabel{text-align:center;font-size:.78rem;font-weight:600;color:var(--navy);margin-top:6px}
.psg-fs-legend{display:flex;gap:16px;font-size:.76rem;color:var(--muted);margin-top:10px}
.psg-fs-legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:5px}
.psg-fs-q{margin:20px 0;padding:16px 18px;border:1px solid var(--line);border-radius:12px}
.psg-fs-q .qt{font-weight:600;margin-bottom:12px}
.psg-fs-opt{display:flex;align-items:flex-start;gap:10px;padding:10px 14px;border:1.5px solid var(--line);border-radius:10px;margin-bottom:8px;cursor:pointer;font-size:.93rem;transition:border-color .15s,background .15s}
.psg-fs-opt:hover{border-color:var(--accent)}
.psg-fs-opt.sel{border-color:var(--accent);background:rgba(0,115,230,.06)}
.psg-fs-opt input{margin-top:4px;accent-color:var(--accent)}
.psg-fs-microbes{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:12px 0}
@media(max-width:700px){.psg-fs-microbes{grid-template-columns:1fr 1fr}}
.psg-fs-microbe{border:1.5px solid var(--line);border-radius:12px;padding:12px;cursor:pointer;text-align:center;transition:all .15s}
.psg-fs-microbe:hover{border-color:var(--accent)}
.psg-fs-microbe.sel{border-color:var(--accent);background:rgba(0,115,230,.06);box-shadow:0 4px 14px rgba(0,115,230,.14)}
.psg-fs-microbe .icon{font-size:1.5rem}
.psg-fs-microbe .name{font-weight:700;font-size:.85rem;color:var(--navy);margin:4px 0 2px}
.psg-fs-microbe .trait{font-size:.74rem;color:var(--muted);line-height:1.45}
.psg-fs-site{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:12px 0}
@media(max-width:700px){.psg-fs-site{grid-template-columns:1fr}}
.psg-fs-cond{background:var(--bg-soft);border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:.83rem;text-align:center}
.psg-fs-cond b{display:block;color:var(--navy);font-size:.9rem}
.psg-fs-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;font-weight:600;font-size:.97rem;padding:13px 26px;border-radius:11px;border:0;cursor:pointer;box-shadow:0 8px 20px rgba(0,115,230,.28);font-family:inherit;transition:transform .15s}
.psg-fs-btn:hover{transform:translateY(-1px)}
.psg-fs-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.psg-fs-btn.ghost{background:#fff;color:var(--navy);border:1.5px solid var(--line);box-shadow:none}
.psg-fs-nav{display:flex;justify-content:space-between;align-items:center;margin-top:22px;gap:10px}
.psg-fs-gate{max-width:460px;margin:0 auto;text-align:center;padding:20px 0}
.psg-fs-gate input[type=email]{width:100%;padding:13px 16px;border:1.5px solid var(--line);border-radius:11px;font-size:1rem;font-family:inherit;margin:10px 0}
.psg-fs-gate input[type=email]:focus{outline:none;border-color:var(--accent)}
.psg-fs-hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.psg-fs-err{color:var(--danger);font-size:.85rem;min-height:1.2em}
.psg-fs-score{font-family:'Fraunces',serif;font-size:3rem;font-weight:800;color:var(--navy);text-align:center}
.psg-fs-scoresub{text-align:center;color:var(--muted);margin-bottom:18px}
.psg-fs-review{border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:10px;font-size:.9rem}
.psg-fs-review .head{display:flex;gap:8px;align-items:center;font-weight:600;margin-bottom:6px}
.psg-fs-pill{font-size:.7rem;font-weight:700;padding:2px 10px;border-radius:999px}
.psg-fs-pill.ok{background:rgba(16,185,129,.12);color:var(--success)}
.psg-fs-pill.no{background:rgba(239,68,68,.1);color:var(--danger)}
.psg-fs-expl{color:#324155}
.psg-fs-cta{background:linear-gradient(135deg,var(--navy),#143a66);border-radius:14px;color:#fff;padding:22px;text-align:center;margin-top:20px}
.psg-fs-cta h3{color:#fff;margin:0 0 6px}
.psg-fs-cta p{color:rgba(255,255,255,.85);font-size:.92rem;margin:0 0 14px}
.psg-fs-cta .code{font-family:ui-monospace,Menlo,monospace;background:#fff;color:var(--navy);font-weight:700;padding:2px 10px;border-radius:7px}
.psg-fs-progress{height:4px;background:var(--line)}
.psg-fs-progress i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .3s}

/* ===== v1.1 additions: calculator, journal, drag, sea wolf ===== */
.psg-fs-2col{display:grid;grid-template-columns:1fr 300px;gap:20px;align-items:start}
@media(max-width:820px){.psg-fs-2col{grid-template-columns:1fr}}
.psg-fs-side{position:sticky;top:12px;display:flex;flex-direction:column;gap:14px}
@media(max-width:820px){.psg-fs-side{position:static}}
.psg-fs-exhibit{border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin:14px 0;background:#fff}
.psg-fs-exhibit .ex-title{font-weight:700;font-size:.9rem;color:var(--navy);margin-bottom:10px}
.psg-fs-exhibit .ex-hint{font-size:.75rem;color:var(--muted);margin-top:8px;font-style:italic}
.psg-fs-tbl{width:100%;border-collapse:collapse;font-size:.88rem}
.psg-fs-tbl th,.psg-fs-tbl td{padding:8px 10px;text-align:center;border-bottom:1px solid var(--line)}
.psg-fs-tbl th{font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:600}
.psg-fs-tbl .lbl{text-align:left;font-weight:600;color:var(--navy)}
.psg-fs-chip{display:inline-block;background:var(--bg-soft);border:1px solid var(--line);border-radius:7px;padding:3px 10px;cursor:grab;font-weight:600;color:var(--navy);font-size:.85rem;user-select:none}
.psg-fs-chip:active{cursor:grabbing;opacity:.6}
.psg-fs-journal{border:1.5px dashed var(--line);border-radius:12px;padding:12px;background:var(--bg-soft);transition:border-color .15s,background .15s}
.psg-fs-journal.drag-over{border-color:var(--accent);background:rgba(0,115,230,.06)}
.psg-fs-journal .j-head{font-weight:700;font-size:.82rem;color:var(--navy);margin-bottom:8px}
.psg-fs-journal .j-body{display:flex;flex-wrap:wrap;gap:6px;min-height:48px;align-content:flex-start}
.psg-fs-jempty{color:var(--muted);font-size:.8rem;font-style:italic}
.psg-fs-jchip{display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--accent);color:var(--navy);border-radius:7px;padding:3px 8px;font-size:.82rem;font-weight:600}
.psg-fs-jchip b{cursor:pointer;color:var(--muted);font-weight:700}
.psg-fs-jchip b:hover{color:var(--danger)}
/* calculator */
.psg-fs-calc{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff}
.psg-fs-calc-head{background:var(--navy);color:#fff;font-size:.78rem;font-weight:600;padding:7px 12px;letter-spacing:.04em}
.psg-fs-calc-disp{font-family:ui-monospace,Menlo,monospace;font-size:1.25rem;text-align:right;padding:12px 14px;color:var(--navy);background:var(--bg-soft);min-height:44px;overflow-x:auto;white-space:nowrap}
.psg-fs-calc-keys{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}
.psg-fs-calc-keys .k{border:0;background:#fff;padding:12px 0;font-size:1rem;font-weight:600;color:var(--ink);cursor:pointer;font-family:inherit;transition:background .1s}
.psg-fs-calc-keys .k:hover{background:var(--bg-soft)}
.psg-fs-calc-keys .k.op{color:var(--accent)}
.psg-fs-calc-keys .k.eq{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff}
.psg-fs-calc-keys .k.clr{color:var(--danger)}
/* sea wolf: requirements + filters */
.psg-fs-reqbox{border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin:14px 0;background:var(--bg-soft);max-width:420px}
.psg-fs-reqbox .rq-title{font-weight:700;color:var(--navy);font-size:.9rem;margin-bottom:10px}
.psg-fs-req{display:flex;justify-content:space-between;align-items:center;font-size:.86rem;padding:5px 0;border-bottom:1px solid var(--line)}
.psg-fs-req span{color:#324155}
.psg-fs-req b{color:var(--navy)}
.psg-fs-reqbox .rq-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.psg-fs-reqbox .tg{font-size:.74rem;font-weight:600;padding:3px 10px;border-radius:999px}
.psg-fs-reqbox .tg.desired{background:rgba(16,185,129,.12);color:var(--success)}
.psg-fs-reqbox .tg.avoid{background:rgba(239,68,68,.1);color:var(--danger)}
.psg-fs-reqmini{font-size:.82rem;color:var(--muted);background:var(--bg-soft);border:1px solid var(--line);border-radius:10px;padding:8px 12px;margin:10px 0 16px}
.psg-fs-filters{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 6px}
.psg-fs-filter{border:1.5px solid var(--line);border-radius:10px;padding:9px 14px;cursor:pointer;font-size:.86rem;font-weight:600;color:var(--navy);display:flex;align-items:center;gap:7px;transition:all .15s}
.psg-fs-filter .fi-ico{color:var(--accent)}
.psg-fs-filter b{font-weight:600;color:var(--muted);font-size:.8rem}
.psg-fs-filter.trait{color:#324155;font-weight:500}
.psg-fs-filter:hover{border-color:var(--accent)}
.psg-fs-filter.on{border-color:var(--accent);background:rgba(0,115,230,.07);box-shadow:0 4px 12px rgba(0,115,230,.12)}
/* sea wolf: microbe cards + stat bars */
.psg-fs-mgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:6px 0}
@media(max-width:820px){.psg-fs-mgrid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.psg-fs-mgrid{grid-template-columns:1fr}}
.psg-fs-mcard{border:1.5px solid var(--line);border-radius:12px;padding:12px 13px;background:#fff;transition:border-color .15s,box-shadow .15s}
.psg-fs-mcard.assigned.site{border-color:var(--accent);box-shadow:0 4px 14px rgba(0,115,230,.14)}
.psg-fs-mcard.assigned.reserve{border-color:#F59E0B}
.psg-fs-mcard.assigned.reject{border-color:var(--line);opacity:.6}
.psg-fs-mcard .mc-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.psg-fs-mcard .mc-name{font-weight:700;color:var(--navy)}
.psg-fs-mcard .mc-badge{font-size:.68rem;font-weight:700;padding:2px 8px;border-radius:999px}
.psg-fs-mcard .mc-badge.site{background:rgba(0,115,230,.12);color:var(--accent)}
.psg-fs-mcard .mc-badge.reserve{background:rgba(245,158,11,.14);color:#B45309}
.psg-fs-mcard .mc-badge.reject{background:rgba(239,68,68,.1);color:var(--danger)}
.psg-fs-stat{display:flex;align-items:center;gap:8px;margin:5px 0;font-size:.78rem}
.psg-fs-stat .st-lbl{width:56px;color:var(--muted);flex-shrink:0}
.psg-fs-stat .st-track{flex:1;height:7px;background:var(--line);border-radius:99px;overflow:hidden}
.psg-fs-stat .st-track i{display:block;height:100%;border-radius:99px}
.psg-fs-stat .st-track i.ok{background:var(--success)}
.psg-fs-stat .st-track i.bad{background:var(--danger)}
.psg-fs-stat .st-val{width:16px;text-align:right;font-weight:700}
.psg-fs-stat .st-val.okv{color:var(--success)}
.psg-fs-stat .st-val.badv{color:var(--danger)}
.psg-fs-mcard .mc-trait{font-size:.76rem;color:var(--muted);margin:8px 0;padding:4px 8px;background:var(--bg-soft);border-radius:6px;display:inline-block}
.psg-fs-mcard .mc-trait.avoid{background:rgba(239,68,68,.1);color:var(--danger);font-weight:600}
.psg-fs-mcard .mc-trait.desired{background:rgba(16,185,129,.12);color:var(--success);font-weight:600}
.psg-fs-mcard .mc-btns{display:flex;gap:5px;margin-top:6px}
.psg-fs-mcard .mc-btn{flex:1;border:1px solid var(--line);background:#fff;border-radius:8px;padding:7px 4px;font-size:.74rem;font-weight:600;cursor:pointer;font-family:inherit;transition:all .12s}
.psg-fs-mcard .mc-btn.site:hover{border-color:var(--accent);color:var(--accent)}
.psg-fs-mcard .mc-btn.reserve:hover{border-color:#F59E0B;color:#B45309}
.psg-fs-mcard .mc-btn.reject:hover{border-color:var(--danger);color:var(--danger)}

/* ===== v1.2 additions: calc history + numeric answer box ===== */
.psg-fs-calc-disp.drag-over{outline:2px dashed var(--accent);outline-offset:-2px;background:rgba(0,115,230,.08)}
.psg-fs-hist{border-top:1px solid var(--line);padding:10px 12px;max-height:190px;overflow-y:auto}
.psg-fs-hist .hh{font-size:.68rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700;margin-bottom:8px}
.psg-fs-histempty{font-size:.76rem;color:var(--muted);font-style:italic;line-height:1.4}
.psg-fs-histrow{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:5px 0;border-bottom:1px dashed var(--line)}
.psg-fs-histrow:last-child{border-bottom:none}
.psg-fs-histrow .he-expr{font-family:ui-monospace,Menlo,monospace;font-size:.78rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.psg-fs-histrow .he-res{font-family:ui-monospace,Menlo,monospace;font-size:.82rem;font-weight:700;color:var(--navy);background:var(--bg-soft);border:1px solid var(--accent);border-radius:6px;padding:2px 9px;cursor:grab;flex-shrink:0}
.psg-fs-histrow .he-res:active{cursor:grabbing;opacity:.6}
.psg-fs-answerrow{display:flex;align-items:stretch;gap:10px;margin-bottom:10px}
.psg-fs-answerrow .ans-unit{display:flex;align-items:center;font-weight:700;color:var(--navy);font-size:1.05rem;padding:0 4px}
.psg-fs-answerbox{flex:1;min-height:52px;border:2px dashed var(--line);border-radius:11px;display:flex;align-items:center;justify-content:center;padding:8px 14px;transition:border-color .15s,background .15s}
.psg-fs-answerbox.drag-over{border-color:var(--accent);background:rgba(0,115,230,.08)}
.psg-fs-answerbox .ans-ph{color:var(--muted);font-size:.86rem;font-style:italic}
.psg-fs-answerbox .ans-val{font-family:'Fraunces',serif;font-size:1.5rem;font-weight:700;color:var(--navy)}
.psg-fs-answerinput{width:100%;padding:11px 14px;border:1.5px solid var(--line);border-radius:10px;font-size:.95rem;font-family:inherit}
.psg-fs-answerinput:focus{outline:none;border-color:var(--accent)}