fieldset{border:0;padding:0;margin:0 0 16px}
legend{font-size:.78rem;font-weight:800;color:var(--muted);margin-bottom:8px}
.choice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.choice-grid+.choice-grid{margin-top:8px}
.choice-grid.two-options{grid-template-columns:repeat(2,1fr)}
label.option-card{display:block;padding:0;color:var(--navy)}
.option-card input{position:absolute;opacity:0;pointer-events:none}
.option-card span{display:grid;gap:2px;min-height:70px;padding:12px;border:1px solid var(--line);border-radius:10px;background:#fbfcfa;cursor:pointer;transition:.18s}
.option-card b{font-size:.82rem}
.option-card small{font-size:.68rem;color:var(--muted);font-weight:600}
.option-card:has(input:checked) span{border-color:var(--orange);background:#fff3ec;box-shadow:inset 0 0 0 1px var(--orange)}
.option-card input:focus-visible+span{outline:3px solid rgba(236,113,60,.28)}
.inline-note,.screw-advice{margin:14px 0 0;padding:13px 15px;border-radius:10px;background:#eef3f3;color:var(--navy);font-size:.76rem}
.field-intro{margin:-4px 0 14px;color:var(--muted);font-size:.82rem}
.extras-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin:14px 0}
.extras-grid label{display:flex;align-items:center;justify-content:flex-start;gap:9px;padding:11px;border:1px solid var(--line);border-radius:9px;background:#fbfcfa;color:var(--navy);cursor:pointer}
.extras-grid input{width:18px;height:18px;flex:0 0 auto;margin:0;accent-color:var(--orange)}
.extras-grid span{font-size:.78rem;line-height:1.2}
.measure-table{display:grid;grid-template-columns:minmax(110px,1.3fr) repeat(3,minmax(74px,1fr));gap:7px;align-items:center;margin-bottom:18px;padding:12px;border:1px solid var(--line);border-radius:12px;background:#f7f8f6}
.measure-table b{font-size:.68rem;color:var(--muted)}
.measure-table span{font-size:.76rem;font-weight:750;color:var(--navy)}
.measure-table input{width:100%;min-width:0;padding:8px;font-size:.82rem}
.screw-advice{border-left:4px solid var(--orange);line-height:1.55}
.project-head{align-items:flex-start}
.project-navigation{display:grid;gap:10px;justify-items:end;max-width:760px}
.nav-step{display:grid;grid-template-columns:105px 1fr;align-items:center;gap:10px;width:100%}
.nav-step>span{font-size:.68rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase;color:#b9cbd2;text-align:right}
.group-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;width:100%;padding:5px;border-radius:13px;background:rgba(14,42,50,.42)}
.group-tabs button{display:grid;gap:1px;padding:10px 13px;border:1px solid rgba(255,255,255,.26);border-radius:9px;background:transparent;color:white;font:inherit;text-align:left;cursor:pointer}
.group-tabs button b{font-size:.78rem}.group-tabs button small{font-size:.61rem;font-weight:600;color:#c5d2d7}
.group-tabs button.active{border-color:var(--orange);background:var(--orange);color:white}
.group-tabs button.active small{color:#fff1eb}
.segmented{display:flex;flex-wrap:wrap;justify-content:flex-end}
.segmented button{white-space:nowrap;border:1px solid rgba(255,255,255,.18)}
.include-project{display:flex;align-items:center;gap:10px;margin:20px 0 0;padding:13px 15px;border:1px solid rgba(255,255,255,.35);border-radius:10px;background:rgba(255,255,255,.12);color:white;font-size:.82rem;font-weight:800;cursor:pointer}
.include-project input{width:20px;height:20px;flex:0 0 auto;margin:0;accent-color:var(--orange)}
.work-choice{margin:30px -28px -28px;padding:24px 28px 28px;border-top:4px solid var(--orange);border-radius:0 0 18px 18px;background:#f0f4f3}
.work-choice h3{margin:0 0 14px!important;padding:0!important;border:0!important;font-size:1.2rem}
.work-step{margin:0 0 4px;color:var(--orange);font-size:.68rem;font-weight:900;letter-spacing:.12em}
.rot-box{margin-top:14px;padding:16px;border:1px solid #cad5d5;border-radius:12px;background:white}
.rot-toggle{display:flex;align-items:center;justify-content:flex-start;gap:11px;padding:0 0 12px}
.rot-toggle input{width:20px;height:20px;flex:0 0 auto;margin:0;accent-color:var(--orange)}
.rot-toggle span{display:grid;gap:1px}.rot-toggle small{grid-column:auto}
.rot-help{margin:8px 0 0;color:var(--muted);font-size:.76rem;line-height:1.45}
.rot-box:has(#useRot:disabled){background:#f4f5f4}.rot-box:has(#useRot:disabled) .rot-toggle{opacity:.58}
input::placeholder{color:#929ca2;opacity:1;font-style:italic}
.total-picker{margin-top:24px;padding-top:18px;border-top:1px solid rgba(255,255,255,.25)}
.total-picker>span{display:block;margin-bottom:9px;font-size:.75rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase}
.total-options{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}
.total-options label{display:block;padding:0}
.total-options input{position:absolute;opacity:0;pointer-events:none}
.total-options span{display:block;padding:9px 6px;border:1px solid rgba(255,255,255,.55);border-radius:9px;color:white;text-align:center;font-size:.76rem;font-weight:800;cursor:pointer}
.total-options label:has(input:checked) span{background:var(--navy);border-color:var(--navy)}
.total-options input:focus-visible+span{outline:3px solid rgba(255,255,255,.45)}
@media(max-width:800px){.project-navigation{width:100%;justify-items:stretch}.nav-step{grid-template-columns:1fr}.nav-step>span{text-align:left}.group-tabs button{padding:9px 8px}.group-tabs button small{display:none}.segmented{width:100%;justify-content:flex-start}.segmented button{flex:1 1 31%;padding:9px 8px;font-size:.75rem}.choice-grid{grid-template-columns:1fr}.choice-grid.two-options{grid-template-columns:1fr 1fr}.extras-grid{grid-template-columns:1fr}.measure-table{grid-template-columns:minmax(88px,1.15fr) repeat(3,minmax(56px,1fr));gap:5px;padding:8px}.measure-table input{padding:7px 4px}.measure-table b{font-size:.6rem}.measure-table span{font-size:.68rem}.work-choice{margin:28px -22px -22px;padding:22px}.total-options{grid-template-columns:1fr}}