/* 3D Shed Builder (shed-builder.html, economy-shed-builder.html). Light, in the site's own colors and type (site.css tokens).
   Phone first: one column, 3D on top, choices below, price bar at the bottom. From 980px: 3D on the left (sticky), choices on the right. */
.b-wrap{width:min(1500px,100% - 2*var(--gutter));margin-inline:auto}
.b-head{padding:clamp(.9rem,2.4vw,1.6rem) 0 .9rem}
.b-head h1{font-size:clamp(1.6rem,3.2vw,2.4rem);margin-bottom:.15rem}
.b-head .lede{margin:0;max-width:62ch}
.b-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem;margin-top:.8rem;max-width:720px}
.b-tabs a{display:grid;gap:.1rem;padding:.6rem .9rem;min-height:52px;align-content:center;border:1.5px solid var(--line-2);border-radius:12px;background:var(--paper);color:var(--ink);text-decoration:none}
.b-tabs a strong{font-size:.95rem}.b-tabs a span{font-size:.82rem;color:var(--muted)}
.b-tabs a em{font-style:normal;font:800 .6rem/1 var(--sans);letter-spacing:.1em;text-transform:uppercase;background:var(--forest);color:#fff;padding:.25rem .4rem;border-radius:5px;margin-left:.3rem;vertical-align:middle}
.b-tabs a[aria-current="page"]{border-color:var(--forest);box-shadow:inset 0 0 0 1px var(--forest);background:var(--sage-soft)}
.b-tabs a:hover{border-color:var(--forest)}

body.is-builder{background:var(--cream)}
.builder-app{display:grid;grid-template-columns:minmax(0,1fr);gap:1rem;padding-bottom:calc(96px + env(safe-area-inset-bottom))}
#builder-app button,.b-bar button,.b-tabs a{-webkit-tap-highlight-color:transparent}

/* ---------------------------------------------------------------- 3D stage */
.b-stage{position:relative;min-width:0}
.b-canvas-wrap{position:relative;height:clamp(250px,62vw,420px);border-radius:var(--r);overflow:hidden;background:linear-gradient(#dfe6e4 0%,#eef0ea 58%,#e6e4d6 100%);border:1px solid var(--line);box-shadow:var(--shadow-1)}
.b-canvas-wrap canvas{display:block;width:100%;height:100%;touch-action:none;outline:none;cursor:grab}
.b-canvas-wrap canvas:active{cursor:grabbing}
.b-canvas-wrap canvas:focus-visible{box-shadow:inset 0 0 0 3px var(--focus)}
.b-label{position:absolute;left:.7rem;top:.6rem;font:700 .8rem/1 var(--sans);color:var(--forest);background:rgba(255,253,248,.88);padding:.4rem .6rem;border-radius:999px;pointer-events:none}
.b-views{position:absolute;left:50%;bottom:.6rem;transform:translateX(-50%);display:flex;gap:2px;padding:3px;background:rgba(255,253,248,.92);border:1px solid var(--line);border-radius:999px;box-shadow:var(--shadow-1);max-width:calc(100% - 1rem)}
.b-views button{min-height:40px;min-width:48px;padding:.3rem .7rem;border:0;border-radius:999px;background:transparent;font:700 .84rem/1 var(--sans);color:var(--ink);cursor:pointer}
.b-views button[aria-pressed="true"]{background:var(--forest);color:#fff}
.b-legend{position:absolute;right:.6rem;top:.55rem;display:grid;gap:.25rem;pointer-events:none}
.b-leg{display:flex;align-items:center;gap:.4rem;background:rgba(255,253,248,.88);padding:.25rem .5rem .25rem .3rem;border-radius:999px;font-size:.72rem;line-height:1.1}
.b-leg i{width:16px;height:16px;border-radius:50%;border:1px solid rgba(0,0,0,.18);flex:none}
.b-leg small{display:block;color:var(--muted);font-size:.62rem;text-transform:uppercase;letter-spacing:.06em;font-weight:700}
@media (max-width:620px){.b-legend{display:none}}
.b-loading,.b-fallback{position:absolute;inset:0;display:grid;place-items:center;padding:1.5rem;text-align:center;font-weight:600;color:var(--muted)}
.b-loading[hidden],.b-fallback[hidden],.b-toast[hidden]{display:none}
.b-fallback{background:var(--cream-2);color:var(--ink)}
.b-toast{position:absolute;left:50%;top:2.8rem;transform:translateX(-50%);width:max-content;max-width:calc(100% - 1.4rem);background:var(--forest);color:#fff;padding:.6rem .9rem;border-radius:12px;font-size:.88rem;font-weight:600;box-shadow:var(--shadow-2);text-align:center}
.b-min{position:absolute;right:.6rem;bottom:.65rem;min-height:40px;padding:.3rem .75rem;border:1px solid var(--line);border-radius:999px;background:rgba(255,253,248,.92);font:700 .8rem/1 var(--sans);color:var(--forest);cursor:pointer;display:none}
.b-stage.is-min .b-canvas-wrap{height:64px}
.b-stage.is-min .b-views,.b-stage.is-min .b-legend,.b-stage.is-min canvas{visibility:hidden}
@media (max-width:620px){.b-min{display:block;top:.55rem;bottom:auto}.b-views{left:.5rem;right:.5rem;transform:none;justify-content:space-between}.b-views button{flex:1;min-width:0;padding:.3rem .2rem}}

/* ---------------------------------------------------------------- panel */
.b-panel{min-width:0;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:clamp(.9rem,3vw,1.4rem);box-shadow:var(--shadow-1)}
.b-steps{list-style:none;margin:0 0 .9rem;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.3rem}
.b-steps button{width:100%;min-height:52px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.2rem;padding:.35rem .2rem;border:0;border-bottom:3px solid var(--line);background:transparent;font:600 .74rem/1.15 var(--sans);color:var(--muted);cursor:pointer;text-align:center}
.b-steps button span{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--cream-2);color:var(--ink);font-weight:800;font-size:.78rem}
.b-steps .is-on{color:var(--forest);border-bottom-color:var(--forest);font-weight:800}
.b-steps .is-on span{background:var(--forest);color:#fff}
.b-steps .is-done{color:var(--ink);border-bottom-color:var(--sage)}
.b-steps .is-done span{background:var(--sage-soft);color:var(--ok)}
.b-summary{display:flex;justify-content:space-between;gap:1rem;align-items:flex-start;padding:.7rem .85rem;margin-bottom:1rem;background:var(--cream);border:1px solid var(--line);border-radius:12px}
.b-summary small{display:block;font:800 .62rem/1.2 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.b-summary strong{display:block;font-size:.98rem;line-height:1.25}
.b-summary span{display:block;font-size:.8rem;color:var(--muted)}
.b-sum-p{text-align:right;flex:none}
.b-sum-p strong{font:400 1.35rem/1.1 var(--serif);color:var(--forest)}
[data-panel] h2{font-size:clamp(1.35rem,2.4vw,1.7rem);margin:0 0 .3rem}
.b-pn{display:block;font:800 .66rem/1.3 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--clay);margin-bottom:.15rem}
.b-notice{margin:.4rem 0 .6rem;padding:.6rem .75rem;border-radius:10px;background:#fbf3df;border:1px solid #ecd9a8;font-size:.88rem;font-weight:600}
.b-notice[hidden]{display:none}
.b-notice-box{margin:.4rem 0 .8rem;padding:.7rem .8rem;border-radius:10px;background:#fbf3df;border:1px solid #ecd9a8;font-size:.88rem}
.b-h{font:800 .78rem/1.3 var(--sans);letter-spacing:.1em;text-transform:uppercase;color:var(--forest-2);margin:1.3rem 0 .55rem}
.b-h small{text-transform:none;letter-spacing:0;font-weight:600;color:var(--muted)}
.b-fact{margin:.55rem 0 0;font-size:.87rem;color:var(--muted);line-height:1.45}
.b-fact strong{color:var(--ink)}
.b-fact--box{padding:.7rem .8rem;background:var(--cream);border-radius:10px;color:var(--ink)}
.b-link{background:none;border:0;padding:0;font:inherit;font-weight:700;color:var(--forest);text-decoration:underline;text-underline-offset:2px;cursor:pointer;min-height:32px}
.b-sublabel{font-weight:700;font-size:.88rem;margin:.9rem 0 .4rem}

/* option cards and chips */
.b-opts{display:grid;grid-template-columns:minmax(0,1fr);gap:.5rem}
.b-opts--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.b-opts--3{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:420px){.b-opts--3{grid-template-columns:minmax(0,1fr)}.b-opts--3 .b-opt--ico{grid-template-columns:64px minmax(0,1fr);column-gap:.75rem;text-align:left;justify-items:start}.b-opts--3 .b-opt--ico .b-ico{grid-row:span 3}}
.b-opt{position:relative;display:grid;gap:.15rem;align-content:start;text-align:left;width:100%;min-height:56px;padding:.7rem .8rem;border:1.5px solid var(--line-2);border-radius:12px;background:#fff;color:var(--ink);font:inherit;cursor:pointer;transition:border-color .12s,box-shadow .12s,background .12s}
.b-opt strong{font-size:.95rem;line-height:1.25}
.b-opt span{font-size:.82rem;color:var(--muted);line-height:1.35}
.b-opt em{font-style:normal;font-weight:800;font-size:.84rem;color:var(--forest);margin-top:.15rem}
.b-opt:hover{border-color:var(--forest-3)}
.b-opt.is-on{border-color:var(--forest);box-shadow:inset 0 0 0 1.5px var(--forest);background:var(--sage-soft)}
.b-opt.is-on::after{content:"✓";position:absolute;right:.55rem;top:.5rem;width:22px;height:22px;display:grid;place-items:center;border-radius:50%;background:var(--forest);color:#fff;font-size:.75rem;font-weight:800}
.b-opt[aria-disabled="true"]{opacity:.5;background:var(--cream);cursor:not-allowed}
.b-opt--ico{text-align:center;justify-items:center}
.b-opts--2 .b-opt--ico{text-align:center}
.b-ico{display:block;width:64px}.b-ico svg{display:block;width:100%;height:auto}
.b-ico--w{width:78px}
.b-opt--door{grid-template-columns:44px minmax(0,1fr);column-gap:.75rem;padding-right:2.2rem}.b-opt--door .b-ico--door{grid-row:span 3;width:44px;align-self:center}
.b-chips{display:flex;flex-wrap:wrap;gap:.4rem}
.b-chip{min-height:46px;min-width:52px;padding:.45rem .85rem;border:1.5px solid var(--line-2);border-radius:999px;background:#fff;color:var(--ink);font:700 .92rem/1.1 var(--sans);cursor:pointer;display:inline-flex;align-items:center;gap:.35rem}
.b-chip small{font-weight:600;font-size:.76rem;color:var(--muted)}
.b-chip:hover{border-color:var(--forest-3)}
.b-chip.is-on{background:var(--forest);border-color:var(--forest);color:#fff}
.b-chip.is-on small{color:var(--forest-muted)}
.b-chip--danger{color:var(--danger);border-color:#e3c3bf}
.b-chip--done{background:var(--forest);border-color:var(--forest);color:#fff}
.b-chips--tools .b-chip{flex-direction:column;align-items:flex-start;gap:.1rem;border-radius:12px;padding:.45rem .7rem}
.b-chips--seg{margin-bottom:.6rem}
.b-seg{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem;margin-top:.6rem;font-size:.86rem;font-weight:700}
.b-check{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:.6rem;align-items:center;padding:.65rem .75rem;margin-top:.6rem;border:1.5px solid var(--line-2);border-radius:12px;background:#fff;cursor:pointer;min-height:52px}
.b-check input{width:22px;height:22px;accent-color:var(--forest)}
.b-check span{font-size:.9rem;font-weight:600}.b-check small{display:block;font-weight:500;color:var(--muted);font-size:.78rem}
.b-check b{font-size:.86rem;color:var(--forest)}
.b-check:has(input:checked){border-color:var(--forest);background:var(--sage-soft)}

/* the entrance bar on step 2 */
.b-entbar{display:flex;align-items:center;justify-content:space-between;gap:.8rem;padding:.65rem .8rem;border-radius:12px;background:var(--cream);border:1px solid var(--line)}
.b-entbar small{display:block;font:800 .62rem/1.2 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.b-entbar strong{font-size:.95rem}
.b-change{min-height:40px;padding:.3rem .9rem;border:1.5px solid var(--forest);border-radius:999px;background:#fff;color:var(--forest);font:700 .86rem/1 var(--sans);cursor:pointer;flex:none}
.b-entpick{margin-top:.5rem}
.b-entpick .b-fact{display:none}

/* wall layouts: the four walls drawn to scale, + where the chosen door or window fits */
.wl-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:.7rem;margin-top:.6rem}
.wl{border:1px solid var(--line);border-radius:12px;padding:.55rem .6rem .7rem;background:#fff}
.wl.is-ent{border-color:var(--sage);background:linear-gradient(#fff,#fbfcf9)}
.wl-head{display:flex;align-items:baseline;gap:.45rem;flex-wrap:wrap;margin-bottom:.35rem}
.wl-head strong{font-size:.92rem}
.wl-head span{font-size:.78rem;color:var(--muted)}
.wl-head em{margin-left:auto;font-style:normal;font:800 .6rem/1 var(--sans);letter-spacing:.1em;text-transform:uppercase;color:#fff;background:var(--forest-3);padding:.3rem .45rem;border-radius:5px}
.wl-box{position:relative;margin-inline:auto;width:100%}
.wl-svg{display:block;width:100%;height:auto;overflow:visible}
.wl-wall{fill:var(--cream-2);stroke:var(--forest-2);stroke-width:1.5}
.wl-porch{fill:#d9cfba;stroke:var(--forest-2);stroke-width:1;stroke-dasharray:3 2}
.wl-ground{stroke:#9aa69c;stroke-width:2}
.wl-op{stroke:var(--forest);stroke-width:1.5}
.wl-op--win{fill:#bcd3dc}
.wl-op--door{fill:#c99857}
.wl-op--main{fill:#b9823f}
.wl-op.is-sel{stroke:var(--focus);stroke-width:3}
.wl-ghost{fill:none;stroke:var(--forest-3);stroke-width:1.2;stroke-dasharray:4 3;opacity:.55}
.wl-hit{position:absolute;transform:translate(-50%,-50%);width:36px;height:36px;border-radius:8px;border:0;background:transparent;cursor:pointer}
.wl-hit.is-sel{box-shadow:0 0 0 2px var(--focus)}
.wl-plus,.wl-minus{position:absolute;transform:translate(-50%,-50%);display:grid;place-items:center;border-radius:50%;font:800 1.25rem/1 var(--sans);cursor:pointer;padding:0;box-shadow:0 2px 6px rgba(23,32,26,.2)}
.wl-plus{width:38px;height:38px;border:2px solid #fff;background:var(--forest);color:#fff}
.wl-plus:hover{background:var(--forest-3)}
.wl-plus.is-off{background:#cfcabf;color:#fff;box-shadow:none;width:30px;height:30px;font-size:1rem}
.wl-minus{width:30px;height:30px;border:2px solid #fff;background:var(--danger);color:#fff;font-size:1.1rem}
.wl-tag{position:absolute;transform:translate(-50%,-140%);font:800 .56rem/1 var(--sans);letter-spacing:.08em;text-transform:uppercase;background:var(--forest);color:#fff;padding:.25rem .35rem;border-radius:4px;pointer-events:none;white-space:nowrap}
.wl-why{margin:.45rem 0 0;font-size:.8rem;color:var(--muted)}
.b-plus-i,.b-minus-i{display:inline-grid;place-items:center;width:20px;height:20px;border-radius:50%;color:#fff;font-size:.85rem;vertical-align:-2px}
.b-plus-i{background:var(--forest)}.b-minus-i{background:var(--danger)}
.b-selbox{margin-top:.8rem;padding:.75rem .8rem;border-radius:12px;border:1.5px solid var(--focus);background:#fffaf0}
.b-selbox>p{margin:0 0 .5rem;font-size:.9rem}
.b-undo-row{margin:.8rem 0 0}

/* expandable sections (packages, additional doors, extras) */
.b-more{margin-top:.9rem;border:1px solid var(--line);border-radius:12px;background:#fff}
.b-more>summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:.8rem;min-height:56px;padding:.65rem .85rem;cursor:pointer}
.b-more>summary::-webkit-details-marker{display:none}
.b-more>summary::after{content:"";width:10px;height:10px;border-right:2.5px solid var(--forest);border-bottom:2.5px solid var(--forest);transform:rotate(45deg);margin-top:-4px;flex:none;transition:transform .15s}
.b-more[open]>summary::after{transform:rotate(-135deg);margin-top:4px}
.b-more>summary strong{display:block;font-size:.95rem}
.b-more>summary small{display:block;font-size:.8rem;color:var(--muted);margin-top:.1rem}
.b-more-body{padding:0 .85rem .9rem}
.b-more-body>.b-fact:first-child{margin-top:0;margin-bottom:.6rem}

/* colors */
.b-parts{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:.4rem;margin-bottom:.8rem}
.b-part{display:flex;align-items:center;gap:.5rem;min-height:54px;padding:.45rem .6rem;border:1.5px solid var(--line-2);border-radius:12px;background:#fff;font:600 .85rem/1.2 var(--sans);color:var(--ink);cursor:pointer;text-align:left}
.b-part i{width:28px;height:28px;border-radius:50%;border:1px solid rgba(0,0,0,.2);flex:none}
.b-part small{display:block;font:800 .6rem/1.2 var(--sans);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.b-part.is-on{border-color:var(--forest);box-shadow:inset 0 0 0 1.5px var(--forest);background:var(--sage-soft)}
.b-swatches{display:grid;gap:.7rem}
.b-swg h4{margin:0 0 .35rem;font:700 .76rem/1.2 var(--sans);color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.b-swg-row{display:grid;grid-template-columns:repeat(auto-fill,minmax(76px,1fr));gap:.4rem}
.b-sw{display:grid;justify-items:center;gap:.25rem;padding:.35rem .2rem .4rem;border:1.5px solid transparent;border-radius:12px;background:transparent;cursor:pointer;font:600 .7rem/1.15 var(--sans);color:var(--ink);text-align:center}
.b-sw i{width:46px;height:46px;border-radius:50%;border:1px solid rgba(0,0,0,.18);box-shadow:inset 0 -6px 10px rgba(0,0,0,.08)}
.b-sw.is-on{border-color:var(--forest);background:var(--sage-soft)}
.b-sw.is-on i{box-shadow:0 0 0 3px #fff,0 0 0 5px var(--forest)}

/* extras rows */
.b-ex{display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:.6rem;padding:.6rem 0;border-top:1px solid var(--line);font-size:.9rem}
.b-ex:first-child{border-top:0}
.b-ex>span:first-child{font-weight:600}
.b-ex small{display:block;font-weight:500;font-size:.78rem;color:var(--muted)}
.b-ex b{font-size:.86rem;color:var(--forest);min-width:3.5rem;text-align:right}
.b-ex.is-locked{opacity:.6}
.b-ex--head{grid-template-columns:minmax(0,1fr);border-top:0;padding-bottom:.3rem}
.b-ex.b-check{grid-template-columns:auto minmax(0,1fr) auto;margin-top:0;border-radius:0;border:0;border-top:1px solid var(--line);padding:.6rem 0;background:transparent}
.b-ex.b-check:has(input:checked){background:transparent}
.b-radios .b-ex{grid-template-columns:auto minmax(0,1fr) auto;cursor:pointer;min-height:48px}
.b-radios input{width:20px;height:20px;accent-color:var(--forest)}
.b-qty{display:inline-flex;align-items:center;border:1.5px solid var(--line-2);border-radius:999px;overflow:hidden}
.b-qty button{width:42px;height:42px;border:0;background:#fff;font:800 1.15rem/1 var(--sans);color:var(--forest);cursor:pointer}
.b-qty button[disabled]{color:#bbb;cursor:not-allowed}
.b-qty output{min-width:3rem;text-align:center;font-weight:700;font-size:.88rem}
@media (max-width:420px){.b-ex{grid-template-columns:minmax(0,1fr) auto}.b-ex:not(.b-check):not(.b-radio)>b{grid-column:1/-1;text-align:left}}

/* review */
.rv-g{padding:.7rem 0;border-bottom:1px solid var(--line)}
.rv-h{display:flex;align-items:center;justify-content:space-between;gap:.6rem;margin-bottom:.25rem}
.rv-h h3{margin:0;font:800 .78rem/1.3 var(--sans);letter-spacing:.1em;text-transform:uppercase;color:var(--forest-2)}
.rv-l{display:flex;justify-content:space-between;gap:1rem;font-size:.9rem;padding:.18rem 0}
.rv-l b{flex:none;font-weight:700}
.rv-est,.rv-pay{margin-top:1rem;padding:.85rem .9rem;border-radius:12px;background:var(--cream);border:1px solid var(--line)}
.rv-est h3,.rv-pay h3{margin:0 0 .5rem;font:800 .78rem/1.3 var(--sans);letter-spacing:.1em;text-transform:uppercase;color:var(--forest-2)}
.rv-sub{border-top:1px solid var(--line-2);margin-top:.35rem;padding-top:.45rem}
.rv-grand{border-top:2px solid var(--forest);margin-top:.35rem;padding-top:.5rem;font-size:1.05rem}
.rv-grand b{font:400 1.4rem/1 var(--serif);color:var(--forest)}
.rv-small{font-size:.8rem;color:var(--muted)}
.rv-note{margin:.55rem 0 0;font-size:.8rem;color:var(--muted);line-height:1.45}
.rv-warranty{margin:1rem 0 0;padding:.65rem .8rem;border-radius:10px;background:var(--sage-soft);font-size:.9rem}
.b-zipbox{display:grid;gap:.3rem;margin:.6rem 0 .3rem;max-width:340px}
.b-zipbox label{font-weight:700;font-size:.9rem}.b-zipbox .hint{font-weight:400;color:var(--muted);font-size:.8rem}
.b-zipbox input,.na input,.na textarea{min-height:48px;padding:.6rem .8rem;border:1.5px solid var(--line-2);border-radius:10px;background:#fff;font:500 1rem/1.3 var(--sans);color:var(--ink);width:100%}
.b-zipbox input:focus,.na input:focus,.na textarea:focus{outline:2px solid var(--focus);outline-offset:1px;border-color:var(--forest)}
.zip-out{margin:0;font-size:.8rem;color:var(--muted)}
.b-ups-t{width:100%;border-collapse:collapse;font-size:.82rem;margin-bottom:.7rem}
.b-ups-t th,.b-ups-t td{padding:.35rem .3rem;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.b-ups-t thead th{font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}

/* next steps (pc-actions.js) */
.b-actions{margin-top:1.1rem}
.na{display:grid;gap:.6rem}
.na-main{min-height:56px;font-size:1.05rem}
.na-main.is-blocked{background:#8b958e}
.na-why{margin:0;font-size:.86rem;padding:.55rem .7rem;border-radius:10px;background:#fbf3df;border:1px solid #ecd9a8}
.na-why[hidden],.na-panel[hidden],.na-out[hidden],.na-sooner[hidden]{display:none}
.na-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem}
.na-two .btn{white-space:normal;text-align:center;line-height:1.2}
@media (max-width:420px){.na-two{grid-template-columns:minmax(0,1fr)}}
.na-panel{display:grid;gap:.75rem;padding:.9rem;border:1.5px solid var(--forest);border-radius:14px;background:#fff}
.na-panel h3{margin:0;font-size:1.2rem}
.na-lead,.na-fine,.na-pay{margin:0;font-size:.84rem;color:var(--muted)}
.na-out{font-size:.88rem}
.na-callnow{margin:.2rem 0 0;text-align:center;font-size:.9rem}
.na-callnow a{font-weight:700;color:var(--forest)}
.na-sooner{margin:0;text-align:center}
.na-link{background:none;border:0;font:inherit;font-weight:700;color:var(--forest);text-decoration:underline;cursor:pointer;min-height:40px}

.b-endnav{margin-top:1.2rem}
.b-endnav[hidden]{display:none}

/* ---------------------------------------------------------------- price bar */
.b-bar{position:fixed;left:0;right:0;bottom:0;z-index:85;background:rgba(255,253,248,.97);color:var(--ink);border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(23,32,26,.08);padding:.55rem 0 calc(.55rem + env(safe-area-inset-bottom))}
.b-bar .b-wrap{display:flex;align-items:center;gap:.8rem}
.b-bar-cfg{font-weight:700;font-size:.92rem;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.b-bar-price{display:flex;flex-direction:column;align-items:flex-end;line-height:1.15;margin-left:auto;flex:none}
.b-bar-price small{font:800 .6rem/1.2 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.b-bar-price strong{font:400 1.4rem/1.05 var(--serif);color:var(--forest)}
.b-bar-price span{font-size:.76rem;color:var(--muted);white-space:nowrap}
.b-bar-btns{display:flex;gap:.45rem;flex:none}
.b-bar .btn{min-height:48px}
.b-bar .btn[disabled]{opacity:.35}
.b-bar .b-next--final{background:var(--gold);color:var(--ink)}
@media (max-width:640px){
  .b-bar-cfg{display:none}
  .b-bar-price{margin-left:0;margin-right:auto;align-items:flex-start}
  .b-bar-price strong{font-size:1.2rem}
  .b-bar-term,.b-nx{display:none}
  .b-bar .btn{padding:.5rem .95rem}
}
.b-foot{margin:0 auto 1rem;font-size:.76rem;line-height:1.5;color:var(--muted);text-align:center;padding-bottom:calc(84px + env(safe-area-inset-bottom))}
.b-foot a{color:inherit}

/* ---------------------------------------------------------------- desktop: 3D left, choices right */
@media (min-width:980px){
  .builder-app{grid-template-columns:minmax(0,1fr) minmax(400px,480px);gap:1.4rem;align-items:start}
  .b-stage{position:sticky;top:calc(var(--header-h) + 12px)}
  .b-canvas-wrap{height:calc(100vh - var(--header-h) - 120px);min-height:460px;max-height:820px}
  .b-foot{padding-bottom:84px}
}
@media (min-width:1300px){.builder-app{grid-template-columns:minmax(0,1fr) 520px}}

/* ---------------------------------------------------------------- inventory dialog */
.b-inv{border:0;padding:0;background:transparent;max-width:min(520px,calc(100vw - 24px));width:100%}
.b-inv::backdrop{background:rgba(23,32,26,.45);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}
.b-inv-card{background:var(--paper);color:var(--ink);border-radius:18px;padding:clamp(1.1rem,4vw,1.6rem);box-shadow:0 30px 70px rgba(10,20,14,.35)}
.b-inv-card h2{font-size:1.5rem;margin:0 0 .5rem}
.b-inv-card form{display:grid;gap:.7rem}
.b-inv-card p{margin:0}
.b-inv-what{background:var(--cream-2);border-radius:10px;padding:.55rem .7rem;font-size:.9rem;font-weight:600}
.b-inv-pref{border:0;margin:0;padding:0;display:flex;gap:1rem;flex-wrap:wrap}
.b-inv-pref legend{font-weight:700;font-size:.9rem;margin-bottom:.3rem;padding:0}
.b-inv-result{display:grid;gap:.7rem}
.b-inv-result[hidden]{display:none}
.b-fine{font-size:.8rem;color:var(--muted)}

/* ---------------------------------------------------------------- admin portal embed (?embed=admin) */
.b-embedbar{position:sticky;top:0;z-index:60;display:flex;align-items:center;justify-content:space-between;gap:.8rem;padding:.55rem 1rem;background:#fff;border-bottom:1px solid var(--line);font-weight:700;font-size:.9rem}
.b-embedbar[hidden]{display:none}
body.is-embed .site-header,body.is-embed .site-footer,body.is-embed .b-head,body.is-embed .b-tabs,body.is-embed .b-foot,body.is-embed .topbar,body.is-embed .mobile-bar,body.is-embed .b-actions,body.is-embed .b-zipbox{display:none!important}
body.is-embed .b-next--final{display:none!important}
body.is-embed .builder-app{padding-top:.8rem}

@media print{.b-bar,.b-stage,.b-steps,.b-tabs,.b-endnav,.b-foot,.b-actions{display:none!important}}
@media (prefers-reduced-motion:reduce){.b-more>summary::after{transition:none}}

/* ---------------------------------------------------------------- My Design page (my-design.html) */
.md{padding:clamp(1rem,3vw,2rem) 0 3rem}
.md-loading{color:var(--muted)}
.md-loading[hidden],.md-empty[hidden],#md-app[hidden],.md-pdfcard[hidden]{display:none}
.md-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:1rem;margin-bottom:1rem}
.md-head h1{font-size:clamp(1.7rem,3.4vw,2.5rem);margin:.1rem 0}
.md-ref{margin:0;color:var(--muted);font-size:.9rem}
.md-headbtns{display:flex;gap:.5rem;flex-wrap:wrap}
.md-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:1rem}
.md-main,.md-side{display:grid;gap:1rem;align-content:start;min-width:0}
.md-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:clamp(.9rem,3vw,1.3rem);box-shadow:var(--shadow-1);min-width:0}
.md-card h2{font-size:1.25rem;margin:0 0 .7rem}
.md-hero{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:linear-gradient(#dfe6e4,#e9ece4);aspect-ratio:16/10}
.md-hero img{display:block;width:100%;height:100%;object-fit:cover}
.md-noimg{display:grid;place-items:center;height:100%;padding:1.5rem;text-align:center;color:var(--muted);font-weight:600}
.md-dl{margin:0;display:grid;gap:.1rem}
.md-dl div{display:grid;grid-template-columns:minmax(0,9rem) minmax(0,1fr);gap:.8rem;padding:.5rem 0;border-top:1px solid var(--line)}
.md-dl div:first-child{border-top:0}
.md-dl dt{font:800 .72rem/1.4 var(--sans);letter-spacing:.08em;text-transform:uppercase;color:var(--forest-2)}
.md-dl dd{margin:0;font-size:.92rem;line-height:1.45}
@media (max-width:520px){.md-dl div{grid-template-columns:minmax(0,1fr);gap:.15rem}}
.md-drawings{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.6rem}
.md-fig{margin:0;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}
.md-fig img{display:block;width:100%;height:auto}
.md-fig figcaption{padding:.35rem .6rem;font-size:.8rem;font-weight:700;border-top:1px solid var(--line)}
.md-fig--wide{grid-column:1/-1}
@media (max-width:520px){.md-drawings{grid-template-columns:minmax(0,1fr)}}
.md-pricecard small{display:block;font:800 .62rem/1.2 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.md-pricecard>strong{display:block;font:400 2.2rem/1.1 var(--serif);color:var(--forest)}
.md-pricecard>span{display:block;font-size:.88rem;color:var(--muted);margin-bottom:.9rem}
.md-terms{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.35rem}
@media (max-width:420px){.md-terms{grid-template-columns:repeat(2,minmax(0,1fr))}}
.md-term{min-height:56px;display:grid;gap:.1rem;justify-items:center;align-content:center;border:1.5px solid var(--line-2);border-radius:10px;background:#fff;cursor:pointer;font:inherit;color:var(--ink)}
.md-term small{font-size:.72rem;color:var(--muted);font-weight:700}.md-term strong{font-size:.86rem}
.md-term.is-on{border-color:var(--forest);background:var(--sage-soft);box-shadow:inset 0 0 0 1.5px var(--forest)}
.md-pdfcard{margin-top:1rem}
.md-pdf{padding:0;max-width:820px;margin:0 auto}
.md-scene{position:fixed;left:-12000px;top:0;width:960px;height:600px;pointer-events:none}
.md-scene canvas{width:960px;height:600px}
@media (min-width:980px){.md-grid{grid-template-columns:minmax(0,1fr) 420px}.md-side{position:sticky;top:calc(var(--header-h) + 12px)}}
@media print{.md-actions,.md-headbtns,.md-pdfcard,.site-header,.site-footer{display:none!important}}
/* phones: picture, then price and the three choices, then the details */
@media (max-width:979px){.md-main,.md-side{display:contents}.md-o1{order:1}.md-o2{order:2}.md-o3{order:3}.md-o4{order:4}.md-o5{order:5}}