/* System Builder — Fhorsite redesign (scoped to #fhor-system-builder) */
#fhor-system-builder{
  --sb-ink:#10150f;--sb-paper:#f2f4ef;--sb-card:#fff;--sb-line:#dde2d8;--sb-mute:#5d6659;
  --sb-lime:#a4e51c;--sb-win:#17703a;--sb-winbg:#e3f4e8;--sb-loss:#b83a28;--sb-lossbg:#fbe8e4;
  --sb-warn:#8a5a00;--sb-warnbg:#fff4d9;--sb-r:10px;
  --sb-disp:"Bricolage Grotesque","Trebuchet MS",sans-serif;
  --sb-ui:"Instrument Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  box-sizing:border-box;max-width:1240px;margin:0 auto;color:var(--sb-ink);font:15px/1.5 var(--sb-ui);
  padding-bottom:60px;
}
#fhor-system-builder *{box-sizing:border-box}
#fhor-system-builder button,#fhor-system-builder input,#fhor-system-builder select{font:inherit;color:inherit}
#fhor-system-builder :focus-visible{outline:3px solid var(--sb-lime);outline-offset:2px}
#fhor-system-builder .sb-hero{padding:22px 0 12px}
#fhor-system-builder .sb-title{font:700 32px/1.1 var(--sb-disp);margin:0 0 6px;letter-spacing:-.01em}
#fhor-system-builder .sb-lead{margin:0;color:var(--sb-mute);max-width:62ch;line-height:1.55}
#fhor-system-builder .sb-tier{display:inline-flex;align-items:center;gap:.4rem;margin:.55rem 0 0;padding:.28rem .65rem;border-radius:99px;font-size:13px;font-weight:600;background:var(--sb-winbg);color:var(--sb-win)}
#fhor-system-builder .sb-tier.is-free{background:var(--sb-warnbg);color:var(--sb-warn)}
#fhor-system-builder .sb-guide{margin-top:14px;border:1px solid var(--sb-line);border-radius:var(--sb-r);background:var(--sb-card)}
#fhor-system-builder .sb-guide-toggle{cursor:pointer;padding:10px 14px;font-weight:600;list-style:none;display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
#fhor-system-builder .sb-guide-toggle::-webkit-details-marker{display:none}
#fhor-system-builder .sb-guide-toggle-title{display:block;font:700 16px var(--sb-disp);color:var(--sb-ink)}
#fhor-system-builder .sb-guide-toggle-hint{display:block;margin-top:4px;font-size:13px;font-weight:500;color:var(--sb-mute);line-height:1.4}
#fhor-system-builder .sb-guide-chevron{display:none}
#fhor-system-builder .sb-guide-toggle::after{content:"+";color:var(--sb-mute);flex-shrink:0}
#fhor-system-builder .sb-guide[open] .sb-guide-toggle::after{content:"–"}
#fhor-system-builder .sb-guide-body{margin:0;padding:0 14px 14px;color:var(--sb-mute);font-size:14px;line-height:1.55;border-top:1px solid var(--sb-line)}
#fhor-system-builder .sb-guide[open] .sb-guide-body{padding-top:12px}
#fhor-system-builder .sb-guide-steps{margin:.5rem 0 .75rem;padding-left:1.2rem}
#fhor-system-builder .sb-guide-steps li{margin:.35rem 0}
#fhor-system-builder .sb-guide-steps strong{color:var(--sb-ink)}
#fhor-system-builder .sb-guide-badges{display:none}
#fhor-system-builder .sb-starters{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:8px;margin-top:8px}
#fhor-system-builder .sb-starter{border:1px solid var(--sb-line);border-radius:8px;padding:10px 12px;background:var(--sb-paper)}
#fhor-system-builder .sb-starter h3{margin:0 0 4px;font:700 14px var(--sb-disp);color:var(--sb-ink)}
#fhor-system-builder .sb-starter p{margin:0 0 8px;font-size:13px;color:var(--sb-mute);line-height:1.4}
#fhor-system-builder .sb-glossary{margin:.75rem 0 0;padding:10px 12px;background:var(--sb-paper);border-radius:8px;font-size:13px;color:var(--sb-mute)}
#fhor-system-builder .sb-glossary dt{font-weight:600;color:var(--sb-ink);margin-top:.35rem}
#fhor-system-builder .sb-glossary dt:first-child{margin-top:0}
#fhor-system-builder .sb-bar{position:sticky;top:0;z-index:20;background:var(--sb-paper);border-bottom:1px solid var(--sb-line);padding:10px 0;margin-top:8px}
#fhor-system-builder .sb-bar-inner{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}
#fhor-system-builder .sb-name-field{flex:1 1 260px;display:grid;gap:3px}
#fhor-system-builder .sb-name-field label{font-size:13px;color:var(--sb-mute)}
#fhor-system-builder .sb-actions{display:flex;gap:8px;flex-wrap:wrap}
#fhor-system-builder .sb-btn{height:42px;padding:0 16px;border-radius:8px;border:1px solid var(--sb-line);background:var(--sb-card);font-weight:600;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;text-decoration:none;color:var(--sb-ink);font-size:14px}
#fhor-system-builder .sb-btn:hover{border-color:var(--sb-ink)}
#fhor-system-builder .sb-btn-primary,#fhor-system-builder .sb-btn.sb-btn-run{background:var(--sb-ink);color:#fff;border-color:var(--sb-ink)}
#fhor-system-builder .sb-btn-primary:hover,#fhor-system-builder .sb-btn.sb-btn-run:hover{background:#000}
#fhor-system-builder .sb-btn-save{background:var(--sb-lime);border-color:var(--sb-lime);color:#10150f}
#fhor-system-builder .sb-btn-ghost{background:transparent}
#fhor-system-builder .sb-btn-sm{height:34px;padding:0 12px;font-size:14px}
#fhor-system-builder .sb-btn:disabled{opacity:.6;cursor:wait}
#fhor-system-builder .sb-seg{display:none}
#fhor-system-builder .sb-layout{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:20px;padding:20px 0 0;align-items:start}
#fhor-system-builder .sb-panel{background:var(--sb-card);border:1px solid var(--sb-line);border-radius:var(--sb-r)}
#fhor-system-builder .sb-form{min-width:0;padding:0}
#fhor-system-builder .sb-chips{display:flex;flex-wrap:wrap;gap:6px;padding:12px 16px;border-bottom:1px solid var(--sb-line)}
#fhor-system-builder .sb-chip{background:var(--sb-paper);border:1px solid var(--sb-line);border-radius:99px;padding:2px 10px;font-size:13px}
#fhor-system-builder .sb-chips .sb-none{color:var(--sb-mute);font-size:13px}
#fhor-system-builder .sb-group{border-bottom:1px solid var(--sb-line);margin:0;padding:0;background:transparent;border-radius:0}
#fhor-system-builder .sb-group:last-child{border-bottom:0}
#fhor-system-builder .sb-group summary{cursor:pointer;list-style:none;padding:14px 16px;display:grid;grid-template-columns:1fr auto;gap:2px 10px;font-size:inherit;text-transform:none;letter-spacing:0;color:inherit;font-weight:400}
#fhor-system-builder .sb-group summary::-webkit-details-marker{display:none}
#fhor-system-builder .sb-group summary b{font:700 16px var(--sb-disp);color:var(--sb-ink)}
#fhor-system-builder .sb-group summary small{grid-column:1;color:var(--sb-mute);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#fhor-system-builder .sb-group summary::after{content:"+";grid-column:2;grid-row:1/3;align-self:center;color:var(--sb-mute);font-size:20px}
#fhor-system-builder .sb-group[open] summary::after{content:"–"}
#fhor-system-builder .sb-grid{padding:0 16px 16px;display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:0}
#fhor-system-builder .sb-field{display:grid;gap:4px;align-content:start;font-size:13px;color:var(--sb-mute);min-width:0}
#fhor-system-builder .sb-field.span2,#fhor-system-builder .sb-field.full{grid-column:1/-1}
#fhor-system-builder .sb-field label,#fhor-system-builder .sb-field>span{font-weight:500;color:var(--sb-mute);font-size:13px;text-transform:none;letter-spacing:0}
#fhor-system-builder .sb-field input,#fhor-system-builder .sb-field select{width:100%;height:42px;padding:0 12px;border:1px solid var(--sb-line);border-radius:8px;background:var(--sb-card);font-size:14px;max-width:100%}
#fhor-system-builder .sb-field input[type=number]{height:42px}
#fhor-system-builder .sb-pair{display:grid;grid-template-columns:1fr auto 1fr;gap:6px;align-items:center}
#fhor-system-builder .sb-pair em{font-style:normal;color:var(--sb-mute)}
#fhor-system-builder .sb-opts{display:flex;flex-wrap:wrap;gap:6px}
#fhor-system-builder .sb-opts label{cursor:pointer;margin:0;font-weight:400;color:inherit;display:inline}
#fhor-system-builder .sb-opts input{position:absolute;opacity:0;pointer-events:none}
#fhor-system-builder .sb-opts span{display:inline-block;padding:7px 12px;border:1px solid var(--sb-line);border-radius:8px;color:var(--sb-ink);background:var(--sb-card);font-size:14px;min-height:36px;line-height:1.2}
#fhor-system-builder .sb-opts input:checked+span{background:var(--sb-ink);color:#fff;border-color:var(--sb-ink)}
#fhor-system-builder .sb-opts input:focus-visible+span{outline:3px solid var(--sb-lime);outline-offset:2px}
#fhor-system-builder .sb-badge{display:inline-block;margin-left:6px;padding:1px 8px;border-radius:99px;background:var(--sb-warnbg);color:var(--sb-warn);font-size:12px;font-weight:600}
#fhor-system-builder .sb-note{font-size:13px;color:var(--sb-mute);margin:0;line-height:1.45;grid-column:1/-1}
#fhor-system-builder .sb-note.is-warn{background:var(--sb-warnbg);color:var(--sb-warn);border-radius:8px;padding:10px 12px;font-weight:600}
#fhor-system-builder .sb-dosage-presets{padding:0 16px 8px;display:flex;flex-wrap:wrap;gap:8px;margin:0}
#fhor-system-builder .sb-results-col{position:sticky;top:84px;max-height:calc(100vh - 104px);overflow:auto;min-width:0;display:flex;flex-direction:column;gap:0;padding:0}
#fhor-system-builder .sb-main-tabs{display:flex;gap:4px;padding:8px 10px 0;border-bottom:1px solid var(--sb-line);position:sticky;top:0;background:var(--sb-card);z-index:2;flex-wrap:wrap;margin:0}
#fhor-system-builder .sb-main-tabs button{border:0;background:none;padding:10px 12px;font-weight:600;color:var(--sb-mute);cursor:pointer;border-bottom:3px solid transparent;font-size:14px}
#fhor-system-builder .sb-main-tabs button[aria-selected=true],#fhor-system-builder .sb-main-tabs button.is-on{color:var(--sb-ink);border-color:var(--sb-lime)}
#fhor-system-builder .sb-pane{padding:16px}
#fhor-system-builder .sb-pane[hidden]{display:none}
#fhor-system-builder .sb-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:6px}
#fhor-system-builder .sb-stat{padding:10px 12px;border-radius:8px;background:var(--sb-paper);border:0}
#fhor-system-builder .sb-stat span{display:block;color:var(--sb-mute);font-size:13px;text-transform:none;letter-spacing:0;font-weight:500}
#fhor-system-builder .sb-stat b{font:700 24px var(--sb-disp);display:block}
#fhor-system-builder .sb-stat.good b,#fhor-system-builder .sb-stat b.is-pos{color:var(--sb-win)}
#fhor-system-builder .sb-stat b.is-neg{color:var(--sb-loss)}
#fhor-system-builder .sb-book{margin:0 0 14px}
#fhor-system-builder .sb-book h3{font:700 14px var(--sb-ui);margin:0 0 8px;color:var(--sb-ink);text-transform:none;letter-spacing:0}
#fhor-system-builder .sb-curve{border:1px solid var(--sb-line);border-radius:8px;padding:10px 12px;margin-bottom:14px}
#fhor-system-builder .sb-curve h3{font:700 14px var(--sb-ui);margin:0 0 4px;display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap}
#fhor-system-builder .sb-curve svg{width:100%;height:120px;display:block}
#fhor-system-builder .sb-table-wrap{overflow-x:auto}
#fhor-system-builder .sb-table{width:100%;border-collapse:collapse;font-size:14px;min-width:420px}
#fhor-system-builder .sb-table th{text-align:left;font-weight:500;color:var(--sb-mute);padding:6px 8px;border-bottom:1px solid var(--sb-line);font-size:13px;text-transform:none;letter-spacing:0}
#fhor-system-builder .sb-table td{padding:9px 8px;border-bottom:1px solid var(--sb-line)}
#fhor-system-builder .sb-table td small{display:block;color:var(--sb-mute);font-size:12px;margin-top:2px}
#fhor-system-builder .sb-table .sb-n{text-align:right;font-variant-numeric:tabular-nums}
#fhor-system-builder .sb-table a{color:var(--sb-win);font-weight:600;text-decoration:none}
#fhor-system-builder .sb-pill{display:inline-block;min-width:44px;text-align:center;padding:1px 8px;border-radius:99px;font-weight:600;font-variant-numeric:tabular-nums}
#fhor-system-builder .sb-pill.w{background:var(--sb-winbg);color:var(--sb-win)}
#fhor-system-builder .sb-pill.l{background:var(--sb-lossbg);color:var(--sb-loss)}
#fhor-system-builder .sb-pos{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--sb-paper);font-weight:600;font-size:13px}
#fhor-system-builder .sb-pos.first{background:var(--sb-lime);color:#10150f}
#fhor-system-builder .sb-empty{text-align:center;padding:28px 12px;color:var(--sb-mute);border:0;background:transparent;font-size:14px;line-height:1.5;margin:0}
#fhor-system-builder .sb-empty b{display:block;color:var(--sb-ink);font:700 18px var(--sb-disp);margin-bottom:4px}
#fhor-system-builder .sb-empty .sb-btn{margin-top:12px}
#fhor-system-builder .sb-dayseg{display:inline-flex;border:1px solid var(--sb-line);border-radius:8px;overflow:hidden;margin-bottom:12px}
#fhor-system-builder .sb-dayseg .sb-tab{border:0;background:var(--sb-card);padding:8px 16px;font-weight:600;cursor:pointer;border-radius:0}
#fhor-system-builder .sb-dayseg .sb-tab.is-on{background:var(--sb-ink);color:#fff}
#fhor-system-builder .sb-saved{display:flex;flex-direction:column;gap:0}
#fhor-system-builder .sb-saved-item{display:flex;align-items:center;gap:10px;padding:12px 0;border-bottom:1px solid var(--sb-line);flex-wrap:wrap;background:transparent;border-radius:0;border-left:0;border-right:0;border-top:0}
#fhor-system-builder .sb-saved-item:last-child{border-bottom:0}
#fhor-system-builder .sb-saved-item>b,#fhor-system-builder .sb-saved-t{flex:1 1 140px;font-weight:700}
#fhor-system-builder .sb-saved-t b{display:block;color:var(--sb-ink)}
#fhor-system-builder .sb-saved-t small,#fhor-system-builder .sb-saved-meta small{color:var(--sb-mute);font-size:13px;display:block}
#fhor-system-builder .sb-saved-meta{flex:1 1 140px;min-width:8rem}
#fhor-system-builder .sb-sw{display:flex;align-items:center;gap:8px;font-size:14px;cursor:pointer;font-weight:500;color:var(--sb-ink)}
#fhor-system-builder .sb-sw input{position:absolute;opacity:0}
#fhor-system-builder .sb-sw i{width:38px;height:22px;border-radius:99px;background:var(--sb-line);position:relative;transition:background .15s;flex-shrink:0}
#fhor-system-builder .sb-sw i::after{content:"";position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;background:#fff;transition:transform .15s}
#fhor-system-builder .sb-sw input:checked+i{background:var(--sb-win)}
#fhor-system-builder .sb-sw input:checked+i::after{transform:translateX(16px)}
#fhor-system-builder .sb-btn-del{color:var(--sb-loss)}
#fhor-system-builder .sb-btn-del.arm{background:var(--sb-loss);color:#fff;border-color:var(--sb-loss)}
#fhor-system-builder .sb-admin-systems-panel{margin-top:16px;padding:16px;border:1px solid var(--sb-line);border-radius:var(--sb-r);background:var(--sb-card)}
#fhor-system-builder .sb-admin-badge{font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:2px 8px;border-radius:99px;background:var(--sb-ink);color:#fff}
#fhor-system-builder .sb-admin-search{width:100%;margin:0 0 12px;height:42px;padding:0 12px;border:1px solid var(--sb-line);border-radius:8px;font-size:14px}
#fhor-system-builder .sb-toast{position:fixed;left:50%;bottom:calc(90px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--sb-ink);color:var(--sb-paper);padding:10px 16px;border-radius:8px;font-weight:600;opacity:0;pointer-events:none;transition:opacity .2s;z-index:50}
#fhor-system-builder .sb-toast.on{opacity:1}
.sb-gate{max-width:640px;margin:2rem auto;padding:1.5rem;background:#fff;border:1px solid #dde2d8;border-radius:10px;font-family:var(--sb-ui,system-ui,sans-serif)}
.sb-gate .sb-btn{display:inline-flex;align-items:center;padding:.55rem .9rem;border-radius:8px;border:1px solid #dde2d8;background:#10150f;color:#fff;font-weight:600;text-decoration:none}
@media (max-width:900px){
  #fhor-system-builder .sb-layout{grid-template-columns:1fr;padding-bottom:110px}
  #fhor-system-builder .sb-seg{display:flex;gap:0;border:1px solid var(--sb-line);border-radius:10px;overflow:hidden;background:var(--sb-card);margin-top:14px}
  #fhor-system-builder .sb-seg button{flex:1;border:0;background:none;padding:11px;font-weight:600;cursor:pointer;font-size:14px}
  #fhor-system-builder .sb-seg button[aria-pressed=true]{background:var(--sb-ink);color:#fff}
  #fhor-system-builder[data-view=rules] .sb-results-col,#fhor-system-builder[data-view=results] .sb-rules-col{display:none}
  #fhor-system-builder .sb-results-col{position:static;max-height:none}
  #fhor-system-builder .sb-bar{position:static;border:0;padding-bottom:0}
  #fhor-system-builder .sb-bar .sb-actions{position:fixed;left:0;right:0;bottom:0;z-index:30;background:var(--sb-paper);border-top:1px solid var(--sb-line);padding:10px 16px calc(10px + env(safe-area-inset-bottom,0px));flex-wrap:nowrap}
  #fhor-system-builder .sb-bar .sb-actions .sb-btn{flex:1;padding:0 8px;font-size:13px}
  #fhor-system-builder .sb-stats{grid-template-columns:repeat(2,1fr)}
  #fhor-system-builder .sb-grid{grid-template-columns:1fr}
  #fhor-system-builder .sb-title{font-size:26px}
}
@media (prefers-reduced-motion:reduce){#fhor-system-builder *{transition:none!important}}