/* Bend calculator pages. Load after /ff-chrome.css (tokens, header, footer, buttons, cards).
   Calm solid surfaces, tokens only. No starfield or gradients. */
:root,[data-theme="dark"]{--diagram-stroke:var(--text);--diagram-fill:#262626;--diagram-neutral:var(--t-erp);--diagram-mould:var(--t-tools);--diagram-zone:#666666}
[data-theme="light"]{--diagram-stroke:var(--text);--diagram-fill:#E6E6E6;--diagram-neutral:#C4452D;--diagram-mould:#2B6CB0;--diagram-zone:#8A8A8A}
main.wrap{padding-bottom:1rem}
.crumbs{margin:2rem 0 .75rem;font-size:.75rem;line-height:1rem;font-weight:500;color:var(--text-3)}
.crumbs a{color:var(--text-2);text-decoration:none;display:inline-flex;align-items:center;min-height:44px;min-width:44px}
.crumbs a:hover{color:var(--accent)}
.crumbs li{display:inline-flex;align-items:center;min-height:44px}
.crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;column-gap:.5rem}
.crumbs li+li::before{content:"›";margin-right:.5rem;color:var(--text-3)}
.meta{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem;margin:2rem 0 1.5rem}
/* Live notify-chip shape; copy is not uppercased */
.pill{display:inline-flex;align-items:center;min-height:32px;padding:.35rem .9rem;border-radius:9999px;border:1px solid var(--line);font-size:.8125rem;font-weight:600;letter-spacing:.02em;color:var(--text-2)}
/* Live pricing billing-toggle */
.seg{display:inline-flex;align-items:center;padding:.25rem;border-radius:9999px;border:1px solid var(--input-border);background:var(--input-bg)}
.seg button{min-width:52px;min-height:44px;padding:0 1.1rem;border:0;border-radius:9999px;background:transparent;color:var(--text-2);font-family:'Inter',sans-serif;font-size:.875rem;font-weight:600;letter-spacing:.06em;cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--primary-fill);color:var(--on-primary)}
.grid{display:grid;gap:1rem;grid-template-columns:minmax(0,1fr)}
@media(min-width:900px){.grid{grid-template-columns:minmax(320px,5fr) 7fr;align-items:start;gap:1.5rem}}
.card h2{font-size:1.125rem;line-height:1.75rem;margin:0 0 1rem;font-weight:600}
.field{margin:0 0 1.25rem}
/* Live contact-form label (.ff-label) */
.field label,.field .lbl{display:block;margin:0 0 .4rem;font-size:14px;line-height:1.4;font-weight:600;color:var(--text-3)}
.field .hint{display:block;font-size:.8125rem;line-height:1.5;color:var(--text-2);margin-top:.4rem}
/* Live .ff-input, 16px text and 48px tall */
.inrow{display:flex;align-items:center;border:1px solid var(--input-border);border-radius:.75rem;background:var(--input-bg);height:48px}
.inrow:focus-within{border-color:var(--accent);outline:2px solid var(--accent);outline-offset:2px}
.inrow input,.inrow select{flex:1;min-width:0;height:100%;border:0;background:transparent;color:var(--text);font-family:'Inter',sans-serif;font-size:16px;font-weight:500;padding:0 1rem}
.inrow input:focus,.inrow select:focus,.inrow input:focus-visible,.inrow select:focus-visible{outline:none}
.inrow select{appearance:auto}
.inrow select option{background:var(--card);color:var(--text)}
.inrow .u{padding:0 1rem;color:var(--text-3);font-size:.875rem;white-space:nowrap}
.inrow.bad{border-color:var(--error);box-shadow:inset 0 0 0 1px var(--error)}
.two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:.75rem}
/* Live notify-chip, 44px tall */
.chip{display:inline-flex;align-items:center;justify-content:center;min-height:44px;min-width:44px;margin-top:.5rem;padding:0 .9rem;border-radius:9999px;border:1px solid var(--input-border);background:transparent;color:var(--text-2);font-family:'Inter',sans-serif;font-size:.7rem;font-weight:600;cursor:pointer}
.chip:hover{border-color:var(--accent);color:var(--text)}
input[type=range]{width:100%;margin:.75rem 0 2px;accent-color:var(--primary-fill);height:44px}
.msgs{min-height:0;font-size:.875rem}
.msgs p{margin:.4rem 0}
.msgs .err{color:var(--error)}
.msgs .warn{color:var(--warn)}
/* Result tiles: live inner panel; focus tile uses the live Pro-card red border */
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem}
.tile{min-width:0;border:1px solid var(--line);border-radius:.75rem;padding:1rem;background:var(--bg)}
.tile.focus{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}
.tile .k{font-size:.75rem;line-height:1rem;color:var(--text-3);font-weight:600}
.tile.focus .k{color:var(--accent)}
.tile .num{display:block;white-space:nowrap;font-family:'Manrope',sans-serif;font-size:28px;font-weight:600;line-height:1.2;margin-top:.5rem;font-variant-numeric:tabular-nums}
.tile.focus .num{font-size:34px}
.tile .unit{font-family:'Inter',sans-serif;font-size:.875rem;color:var(--text-3);font-weight:500}
@media(max-width:520px){.card{padding:1.25rem}.tiles{grid-template-columns:minmax(0,1fr);gap:.5rem}.tile{display:flex;align-items:baseline;justify-content:space-between;gap:.75rem;padding:.75rem .875rem}.tile .k{letter-spacing:.04em}.tile .num{margin-top:0;text-align:right}}
.kline{overflow-wrap:anywhere;margin:1rem 0 0;color:var(--text-2);font-size:.9375rem}
.res-err .num .unit,.res-err .kline .u-len{display:none}
.kline strong{color:var(--text);font-variant-numeric:tabular-nums}
.usage{margin:1rem 0 0;padding:.75rem 1rem;border-radius:.75rem;border:1px solid var(--line);font-size:.9375rem;color:var(--text-2)}
.usage strong{color:var(--text);font-variant-numeric:tabular-nums}
.note{font-size:.8125rem;color:var(--text-2);margin:.75rem 0 0}
.actions{display:flex;gap:.75rem;align-items:center;margin-top:1rem;flex-wrap:wrap}
.diagram{margin-top:1.25rem}
.diagram svg{display:block;width:100%;height:auto;max-height:340px}
.d-body{fill:var(--diagram-fill);stroke:var(--diagram-stroke);stroke-linejoin:round}
.d-zone{stroke:var(--diagram-zone);fill:none}
.d-neutral{stroke:var(--diagram-neutral)}
.d-mould{stroke:var(--diagram-mould);fill:none}
.d-sharp{fill:var(--diagram-mould)}
.d-centre{fill:var(--diagram-zone)}
.d-label{fill:var(--text-2);font-family:'Inter',sans-serif;font-weight:600}
.legend{display:flex;flex-wrap:wrap;gap:.9rem;font-size:.8125rem;color:var(--text-2);margin-top:.5rem}
.legend i{display:inline-block;width:18px;height:0;border-top:2px dashed;vertical-align:middle;margin-right:.4rem}
.legend .ln{color:var(--diagram-neutral)}.legend .lm{color:var(--diagram-mould)}
details.cal{margin-top:1rem}
details summary{cursor:pointer;font-size:.875rem;font-weight:600;min-height:44px;display:flex;align-items:center}
/* Prose: live section h2 and relaxed body copy */
.prose{max-width:76ch;margin-top:4rem}
.prose h2{font-size:1.5rem;line-height:2rem;font-weight:600;margin:3rem 0 .75rem}
.prose h2:first-child{margin-top:0}
@media(min-width:768px){.prose h2{font-size:1.875rem;line-height:2.25rem}}
.prose p,.prose li{color:var(--text-2);line-height:1.625}
.prose code,.formula code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9375rem;color:var(--text)}
.formula{list-style:none;padding:0}
.formula li{padding:.6rem 0;border-bottom:1px solid var(--line)}
/* FAQ: live FAQ glass tiles */
.faq{display:grid;gap:.75rem}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:1rem;padding:.25rem 1.5rem}
.faq summary{color:var(--text);min-height:52px}
.faq details p{margin:0 0 1.25rem;font-size:.875rem}
/* Related: live suite tiles */
.related{display:grid;gap:1rem;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));margin-top:.75rem}
.related a{display:block;text-decoration:none;color:var(--text);background:var(--card);border:1px solid var(--line);border-radius:1rem;padding:1.5rem;font-family:'Manrope',sans-serif;font-size:1.125rem;line-height:1.5rem;font-weight:600}
.related a:hover{border-color:var(--accent)}
.related a span{display:block;font-family:'Inter',sans-serif;color:var(--text-2);font-size:.875rem;line-height:1.25rem;font-weight:400;margin-top:.4rem}
/* CTA: live "Ready to talk?" card */
.cta{margin:4rem 0 0;background:var(--card);border:1px solid var(--line);border-radius:1rem;padding:2rem;display:flex;flex-wrap:wrap;gap:1rem 1.5rem;align-items:center;justify-content:space-between}
.cta p{margin:0;font-family:'Manrope',sans-serif;font-size:1.5rem;line-height:2rem;font-weight:600}
.disclaimer{font-size:.8125rem;color:var(--text-3);margin:1.5rem 0 0;max-width:76ch}
/* Hub */
.hub-h{margin:3rem 0 1rem}
.hub-card{display:block;text-decoration:none;color:var(--text);max-width:560px}
.hub-card:hover{border-color:var(--accent)}
.hub-card h2{font-size:1.25rem;line-height:1.75rem;font-weight:600;margin:.75rem 0 .4rem}
.hub-card p{margin:0;color:var(--text-2);line-height:1.625}
.badge{display:inline-block;font-size:12px;line-height:1.5;font-weight:600;color:var(--text-2);border:1px solid var(--line);border-radius:9999px;padding:.2rem .6rem}
.badge.live{border-color:var(--t-erp);color:var(--t-erp);background:transparent}