/* ============================================================
   Vandyman Build Studio — "Blueprint & Render" system
   Habitat-INSPIRED energy (CAD/spec/visual-first), original code.
   Distinct from the legacy build and from the v1 cockpit.
   Dark blueprint mode + light render/spec mode duality.
   ============================================================ */

:root{
  --ink:#0B1220;          /* blueprint navy */
  --ink-2:#0F1A2E;
  --ink-3:#14233B;
  --paper:#EFEAE0;        /* warm render/spec parchment */
  --paper-2:#F7F3EB;
  --text-d:#E9F0FB;       /* text on dark */
  --text-d-mut:#9DB0CC;
  --text-l:#16243B;       /* text on light */
  --text-l-mut:#5d6b80;
  --line-d:rgba(130,170,230,.16);
  --line-l:rgba(20,35,60,.14);
  --cyan:#5AA9FF;
  --blue:#2E6BFF;
  --sand:#D9C7A2;         /* warm metallic accent */
  --ok:#36c692;
  --danger:#ff7a7a;
  --grad:linear-gradient(120deg,#5AA9FF,#2E6BFF);
  --grad-warm:linear-gradient(120deg,#5AA9FF,#D9C7A2);
  --radius:16px;--radius-sm:10px;--maxw:1180px;
  --shadow-d:0 24px 60px -24px rgba(0,0,0,.75);
  --shadow-l:0 18px 44px -22px rgba(20,35,60,.35);
  --f-display:"Space Grotesk",system-ui,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,monospace;
  --f-body:"Inter",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ink);color:var(--text-d);font-family:var(--f-body);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:var(--cyan);text-decoration:none}
h1,h2,h3,h4{font-family:var(--f-display);line-height:1.07;letter-spacing:-.02em;margin:0 0 .5em;font-weight:700}
h1{font-size:clamp(2.5rem,6.4vw,5rem);font-weight:700}
h2{font-size:clamp(1.8rem,3.8vw,2.9rem)}
h3{font-size:1.25rem}
p{margin:0 0 1rem}
.lead{font-size:clamp(1.05rem,1.8vw,1.32rem);color:var(--text-d-mut)}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}
.section{padding:100px 0;position:relative}
.section--tight{padding:56px 0}
.center{text-align:center}.measure{max-width:760px}.center.measure{margin-inline:auto}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* mono spec labels */
.spec{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;color:var(--cyan);display:inline-flex;gap:.7em;align-items:center;margin-bottom:1rem}
.spec::before{content:"";width:22px;height:1px;background:var(--cyan)}
.spec--l{color:var(--blue)}.spec--l::before{background:var(--blue)}

/* ----- LIGHT (render/spec) sections ----- */
.section--render{background:var(--paper);color:var(--text-l)}
.section--render h1,.section--render h2,.section--render h3{color:var(--text-l)}
.section--render .lead{color:var(--text-l-mut)}
.section--render a{color:var(--blue)}

/* blueprint grid overlay on dark sections */
.bp{position:relative}
.bp::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(var(--line-d) 1px,transparent 1px),linear-gradient(90deg,var(--line-d) 1px,transparent 1px);
  background-size:40px 40px;-webkit-mask-image:radial-gradient(circle at 50% 0,#000,transparent 80%);mask-image:radial-gradient(circle at 50% 0,#000,transparent 80%)}

/* skip + focus */
.skip-link{position:absolute;left:-999px;top:0;background:var(--cyan);color:#04101f;padding:10px 16px;z-index:200;border-radius:0 0 8px 0;font-weight:700}
.skip-link:focus{left:0}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;font-family:var(--f-display);font-weight:600;font-size:1rem;line-height:1;cursor:pointer;padding:15px 24px;border-radius:10px;border:1px solid transparent;transition:transform .15s,box-shadow .2s,background .2s,border-color .2s;text-decoration:none;color:var(--text-d)}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--grad);color:#04101f;box-shadow:0 0 0 1px rgba(90,169,255,.3),0 14px 40px -12px rgba(46,107,255,.6)}
.btn--ghost{background:transparent;border-color:var(--line-d);color:var(--text-d)}
.section--render .btn--ghost{border-color:var(--line-l);color:var(--text-l)}
.btn--ghost:hover{border-color:var(--cyan)}
.btn--quiet{background:transparent;color:var(--cyan);padding-inline:4px}
.btn--quiet:hover{text-decoration:underline}
.btn--lg{padding:18px 30px;font-size:1.06rem}
.btn--block{width:100%}
.btn-row{display:flex;flex-wrap:wrap;gap:14px}.btn-row--center{justify-content:center}

/* header */
.site-header{position:sticky;top:0;z-index:100;backdrop-filter:blur(14px);background:rgba(11,18,32,.8);border-bottom:1px solid var(--line-d)}
.nav{display:flex;align-items:center;gap:20px;height:76px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--f-display);font-weight:700;font-size:1.2rem;color:#fff}
.brand:hover{text-decoration:none}
.brand .mark{width:42px;height:42px;background:url(logo/vandyman-v-wireframe.svg) center/contain no-repeat;color:transparent;font-size:0;position:relative;flex:0 0 auto}
.brand .mark::after{content:none}
.brand .tag{display:block;font-family:var(--f-mono);font-size:.55rem;letter-spacing:.22em;color:var(--text-d-mut);text-transform:uppercase;margin-top:2px}
.nav-collapse{display:flex;align-items:center;gap:18px;flex:1}
.nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}
.nav-links a{color:var(--text-d-mut);font-weight:500;font-size:.94rem;padding:9px 12px;border-radius:8px;transition:.15s}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.05)}
.nav-links a.active{color:#fff;box-shadow:inset 0 -2px 0 var(--cyan)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-toggle{display:none;margin-left:auto;background:transparent;border:1px solid var(--line-d);color:#fff;border-radius:9px;padding:9px 12px;cursor:pointer}
.has-dropdown{position:relative}
.dropdown-toggle::after{content:" ▾";color:var(--text-d-mut)}
.dropdown{position:absolute;top:100%;left:0;min-width:220px;background:var(--ink-2);border:1px solid var(--line-d);border-radius:12px;padding:8px;box-shadow:var(--shadow-d);opacity:0;visibility:hidden;transform:translateY(8px);transition:.16s}
.has-dropdown:hover .dropdown,.has-dropdown:focus-within .dropdown{opacity:1;visibility:visible;transform:none}
.dropdown a{display:block;padding:10px 12px;border-radius:8px;color:var(--text-d-mut)}
.dropdown a:hover{background:rgba(255,255,255,.05);color:#fff}
@media(max-width:1024px){
  .nav-toggle{display:inline-flex}
  .nav-collapse{display:none;position:absolute;top:76px;left:0;right:0;flex-direction:column;align-items:stretch;gap:6px;background:var(--ink);border-bottom:1px solid var(--line-d);padding:14px 18px 22px}
  .nav.open .nav-collapse{display:flex}
  .nav-links{flex-direction:column;align-items:stretch;gap:2px;margin-left:0}.nav-links a{padding:13px}
  .nav-cta{flex-direction:column;align-items:stretch;gap:10px;margin-top:8px}.nav-cta .btn{width:100%}
  .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;background:transparent;padding:0 0 0 14px}
}

/* hero */
.hero{position:relative;padding:110px 0 90px;overflow:hidden}
.hero-svg{position:absolute;right:-4%;top:50%;transform:translateY(-50%);width:62%;max-width:760px;opacity:.95;pointer-events:none;height:auto}
/* van hero raster blends into the navy via a soft edge mask */
img.hero-svg{-webkit-mask-image:radial-gradient(ellipse 66% 78% at 58% 48%,#000 34%,transparent 86%);mask-image:radial-gradient(ellipse 66% 78% at 58% 48%,#000 34%,transparent 86%)}
@media(max-width:900px){.hero{padding:24px 0 52px}.hero-svg{position:static;transform:none;width:100%;margin-top:8px;opacity:1}}
.hero h1{max-width:15ch}
.hero .lead{max-width:54ch}
.hero .btn-row{margin-top:32px}
.bp-line{stroke:var(--cyan);fill:none;stroke-width:1.5}
.bp-line--dim{stroke:var(--line-d);stroke-width:1}
.node{fill:#04101f;stroke:var(--cyan);stroke-width:1.5}
.node-glow{fill:var(--cyan);opacity:.0;animation:nodepulse 3s ease-in-out infinite}
.node-glow:nth-of-type(2){animation-delay:.6s}.node-glow:nth-of-type(3){animation-delay:1.2s}.node-glow:nth-of-type(4){animation-delay:1.8s}
@keyframes nodepulse{0%,100%{opacity:.15;r:6}50%{opacity:.55;r:10}}
.measure-tick{stroke:var(--sand);stroke-width:1;opacity:.5}
.measure-label{fill:var(--sand);font-family:var(--f-mono);font-size:9px;letter-spacing:.1em;opacity:.7}

.statbar{display:flex;flex-wrap:wrap;gap:0;margin-top:42px;border:1px solid var(--line-d);border-radius:12px;overflow:hidden;max-width:680px}
.statbar .s{flex:1;min-width:140px;padding:16px 18px;border-right:1px solid var(--line-d)}
.statbar .s:last-child{border-right:0}
.statbar .n{font-family:var(--f-display);font-weight:700;font-size:1.5rem;color:#fff}
.statbar .l{font-family:var(--f-mono);font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:var(--text-d-mut)}

/* grids + cards */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

/* blueprint panel (dark) with corner ticks */
.panel{position:relative;background:rgba(255,255,255,.03);border:1px solid var(--line-d);border-radius:var(--radius);padding:26px;transition:transform .2s,border-color .2s,box-shadow .2s;height:100%}
.panel:hover{transform:translateY(-4px);border-color:rgba(90,169,255,.4);box-shadow:var(--shadow-d)}
.panel .tick{position:absolute;width:10px;height:10px;border-color:var(--cyan);opacity:.6}
.panel .tick.tl{top:8px;left:8px;border-top:1px solid;border-left:1px solid}
.panel .tick.br{bottom:8px;right:8px;border-bottom:1px solid;border-right:1px solid}
.panel .idx{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.18em;color:var(--cyan);text-transform:uppercase}
.panel h3{margin:.5em 0 .35em}
.panel--glow{border-color:rgba(90,169,255,.45);box-shadow:0 0 0 1px rgba(90,169,255,.2),0 20px 50px -20px rgba(46,107,255,.5)}

/* spec card (light/render) */
.spec-card{background:var(--paper-2);border:1px solid var(--line-l);border-radius:var(--radius);padding:24px;color:var(--text-l);box-shadow:var(--shadow-l);height:100%}
.spec-card h3{color:var(--text-l)}
.spec-card .idx{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.18em;color:var(--blue);text-transform:uppercase}
.spec-card p{color:var(--text-l-mut)}

.ico{width:46px;height:46px;border-radius:11px;background:rgba(90,169,255,.12);border:1px solid var(--line-d);display:grid;place-items:center;font-size:1.3rem;margin-bottom:14px}
.section--render .ico{background:rgba(46,107,255,.1);border-color:var(--line-l)}

/* feature list */
.flist{list-style:none;padding:0;margin:0;display:grid;gap:11px}
.flist li{position:relative;padding-left:28px;color:var(--text-d-mut)}
.section--render .flist li{color:var(--text-l-mut)}
.flist li::before{content:"›";position:absolute;left:6px;top:-1px;color:var(--cyan);font-weight:700}

/* build-path cards (homepage) */
.paths{display:grid;gap:14px;grid-template-columns:repeat(3,1fr)}
@media(max-width:820px){.paths{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.paths{grid-template-columns:1fr}}
.path{display:block;border:1px solid var(--line-l);border-radius:14px;padding:20px;background:var(--paper-2);color:var(--text-l);transition:.15s}
.path:hover{transform:translateY(-3px);border-color:var(--blue);text-decoration:none;box-shadow:var(--shadow-l)}
.path .pico{font-size:1.5rem}
.path h3{margin:.4em 0 .2em;font-size:1.05rem}
.path p{margin:0;font-size:.9rem;color:var(--text-l-mut)}
.path .go{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.1em;color:var(--blue);margin-top:10px;display:inline-block}

/* process timeline */
.timeline{display:grid;gap:18px;grid-template-columns:repeat(4,1fr);counter-reset:t}
@media(max-width:820px){.timeline{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.timeline{grid-template-columns:1fr}}
.timeline .tl{position:relative;padding:22px;border:1px solid var(--line-d);border-radius:14px;background:rgba(255,255,255,.03)}
.timeline .tl::before{counter-increment:t;content:"0" counter(t);font-family:var(--f-mono);font-size:.78rem;color:var(--cyan);letter-spacing:.1em}
.timeline .tl h3{margin:.4em 0 .3em;font-size:1.05rem}
.timeline .tl p{margin:0;font-size:.92rem;color:var(--text-d-mut)}

/* packages / pricing */
.price{font-family:var(--f-display);font-weight:700;font-size:2rem}
.price small{font-size:.8rem;color:var(--text-d-mut);font-weight:500}
.section--render .price small{color:var(--text-l-mut)}
.tag-badge{position:absolute;top:-12px;left:22px;background:var(--grad);color:#04101f;font-family:var(--f-mono);font-size:.64rem;letter-spacing:.12em;text-transform:uppercase;padding:5px 12px;border-radius:20px;font-weight:600}
.plist{list-style:none;padding:0;margin:14px 0 22px}
.plist li{padding:8px 0 8px 24px;position:relative;border-top:1px solid var(--line-d);font-size:.94rem;color:var(--text-d-mut)}
.spec-card .plist li{border-color:var(--line-l);color:var(--text-l-mut)}
.plist li::before{content:"+";position:absolute;left:0;color:var(--cyan);font-weight:700}

/* pills */
.pills{display:flex;flex-wrap:wrap;gap:10px}
.pill{font-family:var(--f-mono);font-size:.76rem;letter-spacing:.05em;border:1px solid var(--line-d);border-radius:999px;padding:8px 14px;color:var(--text-d-mut)}
.section--render .pill{border-color:var(--line-l);color:var(--text-l-mut)}

/* notice */
.notice{border:1px solid var(--line-d);border-left:3px solid var(--cyan);background:rgba(90,169,255,.07);padding:16px 18px;border-radius:10px;color:var(--text-d-mut);font-size:.94rem}
.notice strong{color:#fff}
.section--render .notice{border-color:var(--line-l);border-left-color:var(--blue);background:rgba(46,107,255,.06);color:var(--text-l-mut)}
.section--render .notice strong{color:var(--text-l)}

/* quote */
.quote{border:1px solid var(--line-l);border-radius:var(--radius);padding:24px;font-size:1.08rem;background:var(--paper-2);color:var(--text-l)}
.quote cite{display:block;margin-top:12px;font-style:normal;font-family:var(--f-mono);font-size:.72rem;letter-spacing:.1em;color:var(--text-l-mut)}

/* faq */
.faq{max-width:820px;margin-inline:auto}
.faq details{border-bottom:1px solid var(--line-d);padding:6px 0}
.section--render .faq details{border-color:var(--line-l)}
.faq summary{cursor:pointer;font-family:var(--f-display);font-weight:600;padding:16px 0;font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--cyan);font-weight:700;font-size:1.3rem}
.section--render .faq summary::after{color:var(--blue)}
.faq details[open] summary::after{content:"–"}
.faq .body{padding:0 0 16px;color:var(--text-d-mut)}
.section--render .faq .body{color:var(--text-l-mut)}

/* forms */
.form{display:grid;gap:16px;max-width:560px}
.field{display:grid;gap:6px}.field label{font-weight:600;font-size:.92rem}
.field .hint{font-size:.8rem;color:var(--text-d-mut);font-weight:400}
.section--render .field .hint{color:var(--text-l-mut)}
.field input,.field select,.field textarea{font:inherit;padding:13px 15px;border:1px solid var(--line-d);border-radius:10px;background:rgba(0,0,0,.25);color:var(--text-d)}
.section--render .field input,.section--render .field select,.section--render .field textarea{background:#fff;border-color:var(--line-l);color:var(--text-l)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(90,169,255,.18)}
.checkbox-row{display:flex;gap:10px;align-items:flex-start;font-size:.9rem;color:var(--text-d-mut)}
.section--render .checkbox-row{color:var(--text-l-mut)}
.checkbox-row input{margin-top:4px;accent-color:var(--cyan)}
.form-note{font-size:.8rem;color:var(--text-d-mut)}
.form-success{display:none;background:rgba(54,198,146,.12);border:1px solid rgba(54,198,146,.4);color:#bff3df;padding:16px 18px;border-radius:10px;font-weight:600}
.section--render .form-success{color:#1d6b4c}
.form-success.show{display:block}

/* page head */
.page-head{padding:64px 0 40px;border-bottom:1px solid var(--line-d)}
.crumb{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--text-d-mut);margin-bottom:14px}
.crumb a{color:var(--cyan)}

/* ===== Build Studio (configurator) ===== */
.studio{display:grid;grid-template-columns:1.2fr .9fr;gap:24px;align-items:start}
@media(max-width:880px){.studio{grid-template-columns:1fr}}
.studio-main{border:1px solid var(--line-d);border-radius:18px;padding:26px;background:rgba(255,255,255,.03)}
.studio-side{position:sticky;top:96px;border:1px solid var(--line-d);border-radius:18px;padding:22px;background:linear-gradient(180deg,rgba(90,169,255,.08),rgba(46,107,255,.03))}
@media(max-width:880px){.studio-side{position:static}}
.studio-top{display:flex;align-items:center;gap:16px;margin-bottom:22px}
.ring{--p:0;width:60px;height:60px;border-radius:50%;flex:0 0 auto;display:grid;place-items:center;background:conic-gradient(var(--cyan) calc(var(--p)*1%),rgba(255,255,255,.08) 0);transition:--p .4s}
.ring::after{content:attr(data-step);width:46px;height:46px;border-radius:50%;background:var(--ink-2);display:grid;place-items:center;font-family:var(--f-mono);font-size:.72rem;color:var(--cyan)}
.studio-top .l{font-family:var(--f-mono);font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;color:var(--text-d-mut)}
.studio-top .q{font-family:var(--f-display);font-weight:600;font-size:1.05rem}
.bstep{display:none;animation:rise .35s ease}.bstep.active{display:block}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.bstep h2{font-size:clamp(1.4rem,2.6vw,1.9rem)}
.q-help{color:var(--text-d-mut);margin-bottom:20px}
.options{display:grid;gap:11px;grid-template-columns:repeat(2,1fr)}.options.one{grid-template-columns:1fr}
@media(max-width:560px){.options{grid-template-columns:1fr}}
.opt{display:flex;gap:12px;align-items:flex-start;cursor:pointer;border:1px solid var(--line-d);border-radius:12px;padding:15px;background:rgba(0,0,0,.2);transition:.15s}
.opt:hover{border-color:var(--cyan);transform:translateY(-2px)}
.opt input{margin-top:3px;accent-color:var(--cyan)}
.opt .t{font-family:var(--f-display);font-weight:600;display:block}
.opt .s{font-size:.84rem;color:var(--text-d-mut)}
.opt.sel{border-color:var(--cyan);background:rgba(90,169,255,.12);box-shadow:inset 0 0 0 1px rgba(90,169,255,.3)}
.bnav{display:flex;justify-content:space-between;gap:12px;margin-top:24px}
.step-error{display:none}.step-error.show{display:block}
/* live spec side panel */
.specline{display:flex;justify-content:space-between;gap:10px;padding:9px 0;border-top:1px solid var(--line-d);font-family:var(--f-mono);font-size:.78rem}
.specline:first-of-type{border-top:0}
.specline .k{color:var(--text-d-mut)}.specline .v{color:#fff;text-align:right}
.van-schematic{width:100%;height:auto;margin-bottom:14px}
.van-schematic .sys{opacity:.25;transition:opacity .3s}
.van-schematic .sys.on{opacity:1}
/* result */
.bresult{display:none}.bresult.show{display:block;animation:rise .4s ease}
.result-card{position:relative;border:1px solid rgba(90,169,255,.4);border-radius:20px;padding:30px;background:linear-gradient(180deg,rgba(90,169,255,.08),rgba(46,107,255,.04));overflow:hidden}
.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:18px 0}
@media(max-width:620px){.result-grid{grid-template-columns:1fr}}
.rbox{border:1px solid var(--line-d);border-radius:12px;padding:16px;background:rgba(0,0,0,.25)}
.rbox h4{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);margin:0 0 8px}
.rbox ul{margin:0;padding-left:18px;color:var(--text-d-mut);font-size:.92rem}
.rbox.warn h4{color:var(--sand)}
.result-rec{border:1px solid rgba(90,169,255,.4);border-radius:12px;padding:18px;margin-top:8px;background:rgba(0,0,0,.25)}

/* reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s,transform .6s}
.reveal.in{opacity:1;transform:none}

/* footer */
.site-footer{border-top:1px solid var(--line-d);padding:60px 0 30px;background:#091020}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
@media(max-width:820px){.footer-grid{grid-template-columns:1fr 1fr}}@media(max-width:520px){.footer-grid{grid-template-columns:1fr}}
.site-footer h4{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--text-d-mut);margin-bottom:14px}
.site-footer a{display:block;color:var(--text-d-mut);padding:4px 0}.site-footer a:hover{color:#fff}
.foot-bottom{border-top:1px solid var(--line-d);margin-top:34px;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-family:var(--f-mono);font-size:.7rem;letter-spacing:.06em;color:var(--text-d-mut)}

/* utility */
.mt-1{margin-top:14px}.mt-2{margin-top:24px}.mt-3{margin-top:38px}
.text-muted{color:var(--text-d-mut)}.section--render .text-muted{color:var(--text-l-mut)}
.small{font-size:.86rem}.hide{display:none!important}
.divider{height:1px;background:var(--line-d);border:0;margin:0}
.stack>*+*{margin-top:14px}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}

/* ===== v2 merge: warmer Ask orb (borrowed from Greenfield) ===== */
.ask-orb{width:40px;height:40px;border-radius:50%;background:var(--grad);flex:0 0 auto;
  box-shadow:0 0 0 1px rgba(90,169,255,.3),0 0 18px rgba(90,169,255,.45);animation:askpulse 3s ease-in-out infinite}
@keyframes askpulse{0%,100%{box-shadow:0 0 0 1px rgba(90,169,255,.3),0 0 16px rgba(90,169,255,.4)}50%{box-shadow:0 0 0 1px rgba(217,199,162,.55),0 0 32px rgba(90,169,255,.6)}}
/* ===== v2: planned future-module cards ===== */
.badge-plan{display:inline-block;font-family:var(--f-mono);font-size:.6rem;letter-spacing:.12em;text-transform:uppercase;color:#04101f;background:var(--sand);border-radius:20px;padding:3px 9px;margin-bottom:10px}
.module-card{opacity:.92}

/* ===== v2.1: guided-buying trust strip (dark) ===== */
.trust-strip{display:flex;flex-wrap:wrap;gap:12px}
.trust-strip .ti{flex:1 1 200px;border:1px solid var(--line-d);border-radius:12px;padding:14px 16px;background:rgba(255,255,255,.03);display:flex;gap:11px;align-items:flex-start}
.trust-strip .ti .d{width:8px;height:8px;border-radius:50%;background:var(--cyan);margin-top:7px;flex:0 0 auto;box-shadow:0 0 10px rgba(90,169,255,.6)}
.trust-strip .ti b{display:block;font-family:var(--f-display);font-weight:600;color:#fff;font-size:.96rem;letter-spacing:-.01em}
.trust-strip .ti span{font-size:.84rem;color:var(--text-d-mut)}

/* ===== v2.1: "complete the system" worked example ===== */
.kit{display:grid;gap:18px;grid-template-columns:repeat(4,1fr);margin-top:20px}
@media(max-width:760px){.kit{grid-template-columns:1fr 1fr}}
@media(max-width:460px){.kit{grid-template-columns:1fr}}
.kit .k-lab{font-family:var(--f-mono);font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:var(--blue);display:block;margin-bottom:7px}
.kit p{margin:0;font-size:.9rem;color:var(--text-l-mut)}

/* ===== v2.1: mobile + a11y touch targets ===== */
.btn{touch-action:manipulation}
.chip{min-height:44px}
.dropdown a{padding:12px}
@media(max-width:1024px){.nav-toggle{padding:12px 14px}.nav-links a{padding:14px 13px}}

/* ===== v2.2 visual identity: charcoal contrast + warm brass accents =====
   Blue stays the tool/interaction colour (Start Your Build, Ask Vandyman,
   active states, focus). Warm sand/brass marks human help, Parts & Kits,
   and trust moments so the UI doesn't read as "all blue". */
:root{--char:#171b22;--brass:#D9C7A2;--brass-2:#E7D7B4}
/* warm CTA for human help + the buying (Parts & Kits) path */
.btn--brass{background:linear-gradient(120deg,var(--brass-2),var(--brass));color:#231a09;box-shadow:0 0 0 1px rgba(217,199,162,.35),0 14px 40px -14px rgba(217,199,162,.5)}
.btn--brass:hover{filter:brightness(1.05)}
.section--render .btn--brass{color:#231a09}
/* warm spec label */
.spec--warm{color:var(--brass)}.spec--warm::before{background:var(--brass)}
/* trust dots → warm */
.trust-strip .ti .d{background:var(--brass);box-shadow:0 0 10px rgba(217,199,162,.55)}
/* warm notice (avoid the second order / human guidance) */
.notice--warm{border-left-color:var(--brass);background:rgba(217,199,162,.09)}
.notice--warm strong{color:var(--brass-2)}
.section--render .notice--warm{border-left-color:var(--brass);background:rgba(217,199,162,.14)}
.section--render .notice--warm strong{color:#7a6736}
/* warm badge variant */
.tag-badge--brass{background:linear-gradient(120deg,var(--brass-2),var(--brass));color:#231a09}
/* neutral charcoal panel for contrast away from blue-tinted surfaces */
.panel--char{background:var(--char);border-color:rgba(217,199,162,.12)}
/* brand mark sizing tweak for the wireframe V on mobile */
@media(max-width:1024px){.brand .mark{width:38px;height:38px}}

/* ===== v2.3 Build Studio — guided configurator ===== */
.studio--cfg{align-items:start}
/* guided steps */
.cfg-step{border-top:1px solid var(--line-d);padding:26px 0}
.cfg-step:first-child{border-top:0;padding-top:0}
.cfg-step.locked{display:none}
.cfg-step.revealed{animation:cfgrise .45s ease}
@keyframes cfgrise{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.cfg-head{display:flex;gap:14px;align-items:flex-start;margin-bottom:16px}
.cfg-num{font-family:var(--f-mono);font-size:.8rem;letter-spacing:.08em;color:var(--cyan);border:1px solid var(--line-d);border-radius:8px;padding:6px 9px;flex:0 0 auto;margin-top:3px}
.cfg-head h2{font-size:clamp(1.3rem,2.4vw,1.7rem);margin:0;line-height:1.1}
.cfg-help{color:var(--text-d-mut);margin:.4em 0 0;font-size:.92rem}
.cfg-help strong{color:var(--brass)}
.cfg-finish{text-align:center;border-top:1px solid var(--line-d);padding-top:28px}
.options--sys{grid-template-columns:repeat(2,1fr)}
@media(max-width:560px){.options--sys{grid-template-columns:1fr}}

/* live panel header */
.live-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.live-badge{font-family:var(--f-mono);font-size:.66rem;letter-spacing:.14em;color:var(--cyan);border:1px solid var(--line-d);border-radius:999px;padding:4px 11px}

/* van schematic */
.van-wrap{position:relative;border:1px solid var(--line-d);border-radius:14px;background:radial-gradient(120% 120% at 60% 28%,rgba(90,169,255,.07),rgba(0,0,0,.28));padding:8px 8px 6px;overflow:hidden}
.van-svg{width:100%;height:auto;display:block}
.van-tag{display:flex;justify-content:flex-end;margin-top:2px}
.van-platform{font-family:var(--f-mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--sand)}
.van-ground{stroke:var(--line-d);stroke-width:1.5}
.tire{fill:none;stroke:#cfe0ff;stroke-opacity:.22;stroke-width:7}
.rim{fill:none;stroke:#9db0cc;stroke-width:2}
.hub{fill:#9db0cc}
.body-fill{fill:url(#vbody);fill-opacity:.10;stroke:none}
.body-line{fill:none;stroke:#F0EADC;stroke-width:2.4;stroke-linejoin:round;stroke-linecap:round}
.arch{fill:none;stroke:#F0EADC;stroke-width:2.4;opacity:.85}
.win{fill:#0b1a30;stroke:#5AA9FF;stroke-opacity:.45;stroke-width:1.2}
.detail line{stroke:#9db0cc;stroke-opacity:.3;stroke-width:1}
.detail .dot{fill:#9db0cc;opacity:.5}
.trim line,.trim path,.trim rect{stroke:#cfe0ff;stroke-opacity:.6;fill:none;stroke-width:2}
.rooflight{fill:#5AA9FF;fill-opacity:.55;stroke:none}
.headlight{fill:#D9C7A2;fill-opacity:.65;stroke:none}
.mirror{fill:#cfe0ff;fill-opacity:.4;stroke:none}
/* platform silhouette switch */
.body{display:none}
.body,.glass,.trim,.detail{transition:opacity .4s ease}
.van-wrap[data-van="transit"] .body--transit,
.van-wrap[data-van="unsure"] .body--transit,
.van-wrap[data-van="sprinter"] .body--sprinter,
.van-wrap[data-van="promaster"] .body--promaster{display:block}
.van-wrap[data-van="unsure"] .body--transit .body-line{stroke-dasharray:5 5;opacity:.6}
.van-wrap[data-van="unsure"] .body--transit .body-fill{fill-opacity:.04}
.van-wrap[data-van="unsure"] .glass,.van-wrap[data-van="unsure"] .trim,.van-wrap[data-van="unsure"] .detail,.van-wrap[data-van="unsure"] .arch{opacity:.4}
/* system zones light up live */
.zone{opacity:0;transition:opacity .4s ease}
.zone.on{opacity:1}
.zbox{fill:rgba(90,169,255,.16);stroke:#5AA9FF;stroke-width:1.4;stroke-dasharray:4 3}
.zone.on .zbox{animation:zpulse 2.4s ease-in-out infinite}
.zbox--ghost{fill:rgba(90,169,255,.05);stroke-opacity:.5}
@keyframes zpulse{0%,100%{fill:rgba(90,169,255,.12)}50%{fill:rgba(90,169,255,.27)}}
.zlab{fill:#dbe7ff;font-family:var(--f-mono);font-size:9px;letter-spacing:.1em}

/* recommended-default note */
.defnote{margin-top:12px;border:1px solid rgba(217,199,162,.32);background:rgba(217,199,162,.08);border-radius:10px;padding:10px 12px}
.defnote-k{display:block;font-family:var(--f-mono);font-size:.6rem;letter-spacing:.14em;text-transform:uppercase;color:var(--brass);margin-bottom:3px}
.defnote-v{font-size:.85rem;color:var(--text-d-mut)}
.speclines{margin-top:14px}

/* result extras */
.rbox-ol{margin:0;padding-left:20px;color:var(--text-d-mut);font-size:.92rem}
.rbox-ol li{margin:3px 0}
.rbox--parts{display:flex;flex-direction:column}
.rbox-p{margin:0 0 10px;font-size:.9rem;color:var(--text-d-mut)}

/* mobile: sticky compact live van bar */
@media(max-width:880px){
  .studio--cfg{display:flex;flex-direction:column}
  .studio--cfg .studio-side{order:-1;position:static;background:var(--ink);border:1px solid var(--line-d);box-shadow:none;padding:12px;margin-bottom:18px}
  .studio--cfg .studio-side .speclines,.studio--cfg .studio-side .defnote,.studio--cfg .studio-side>p{display:none}
  .studio--cfg .van-svg{width:auto;height:128px;margin:0 auto}
  .studio--cfg .live-head{margin-bottom:8px}
}

/* ===== v2.4 header / nav refinement (alignment + no-wrap, calmer bar) ===== */
.nav{gap:16px}
.nav-collapse{gap:14px}
.nav-links{gap:2px}
.nav-links a{white-space:nowrap;padding:8px 11px;line-height:1}
.nav-links a.active{box-shadow:inset 0 -2px 0 var(--cyan);background:rgba(255,255,255,.04)}
.brand{line-height:1.05}
.brand .tag{white-space:nowrap}
/* compact, single-line CTAs so the bar feels intentional, not oversized */
.nav-cta .btn{padding:11px 16px;font-size:.92rem;white-space:nowrap;line-height:1}
.has-dropdown .dropdown-toggle{display:inline-flex;align-items:center}
.dropdown-toggle::after{margin-left:.1em}
@media(max-width:1024px){
  .nav-links a{padding:13px;white-space:normal;line-height:1.3}
  .nav-cta .btn{width:100%;font-size:1rem;padding:14px 18px}
}

/* ===== v2.5 Build Studio — real van photos (quarter on select, side on build) ===== */
.van-stage{position:relative;aspect-ratio:1100/715;border:1px solid var(--line-d);border-radius:14px;overflow:hidden;background:#0f1a2e}
.van-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;transition:opacity .35s ease}
.van-stage[data-van="unsure"] .van-photo{display:none}
/* highlight zones overlaid on the SIDE image only */
.van-zones{position:absolute;inset:0;pointer-events:none;display:none}
.van-stage[data-mode="build"]:not([data-van="unsure"]) .van-zones{display:block}
.vz{position:absolute;display:flex;align-items:center;justify-content:center;border:1px solid rgba(90,169,255,.7);background:rgba(90,169,255,.13);border-radius:8px;box-shadow:0 0 14px rgba(90,169,255,.3);opacity:0;transition:opacity .4s ease}
.vz.on{opacity:1}
.van-stage[data-mode="build"] .vz.on{animation:vzpulse 2.6s ease-in-out infinite}
@keyframes vzpulse{0%,100%{box-shadow:0 0 9px rgba(90,169,255,.28)}50%{box-shadow:0 0 20px rgba(90,169,255,.55)}}
.vz b{font-family:var(--f-mono);font-size:.56rem;letter-spacing:.1em;text-transform:uppercase;color:#eaf2ff;background:rgba(11,18,32,.62);padding:2px 6px;border-radius:4px;font-weight:600}
.vz[data-zone="layout"]{background:rgba(90,169,255,.05);border-style:dashed}
/* zone positions (% of side frame, van facing left) */
.vz[data-zone="solar"]{left:42%;top:11%;width:42%;height:9%}
.vz[data-zone="cooling"]{left:30%;top:8%;width:15%;height:11%}
.vz[data-zone="internet"]{left:25%;top:23%;width:13%;height:11%}
.vz[data-zone="layout"]{left:40%;top:33%;width:33%;height:24%}
.vz[data-zone="electrical"]{left:35%;top:60%;width:18%;height:13%}
.vz[data-zone="water"]{left:55%;top:66%;width:16%;height:12%}
.vz[data-zone="heat"]{left:72%;top:60%;width:14%;height:13%}
.vz[data-zone="storage"]{left:80%;top:36%;width:13%;height:30%}
/* platform comparison strip (default / "not sure") */
.van-compare{display:none}
.van-stage[data-van="unsure"] .van-compare{display:flex;position:absolute;inset:0;gap:8px;padding:12px;align-items:center;justify-content:center}
.van-compare figure{margin:0;flex:1;text-align:center}
.van-compare img{width:100%;border-radius:8px;border:1px solid var(--line-d);display:block}
.van-compare figcaption{font-family:var(--f-mono);font-size:.58rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-d-mut);margin-top:6px}
/* platform label chip */
.van-stage .van-tag{position:absolute;right:10px;bottom:8px;margin:0}
.van-stage .van-platform{background:rgba(11,18,32,.6);padding:3px 8px;border-radius:5px}
/* mobile: compact sticky van bar uses the photo stage */
@media(max-width:880px){
  .studio--cfg .van-stage{aspect-ratio:auto;height:128px}
  .studio--cfg .van-photo{object-fit:contain}
}