:root{
  --orange:#F26B1D; --orange-d:#B8480C; --ink:#141414; --ink2:#1C1C1C; --steel:#34363A;
  --gravel:#8E8D88; --concrete:#E4E2DD; --paper:#F7F6F3; --white:#fff;
  --muted:#B9B8B3; --muted-d:#55554F;
  --wide:"Archivo",Arial,sans-serif; --mono:"JetBrains Mono",ui-monospace,monospace;
  --r:18px; --gut:clamp(16px,4vw,48px);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--ink);color:var(--paper);font-family:var(--wide);font-size:17px;line-height:1.55;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit}
ul,ol{list-style:none}
button,input,select{font:inherit;color:inherit}
.skip{position:absolute;left:-999px;top:8px;background:var(--orange);color:var(--ink);padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--orange);outline-offset:3px}

.wrap{max-width:1200px;margin:0 auto;padding:0 var(--gut)}
.narrow{max-width:860px}
.section{padding:clamp(80px,11vw,150px) 0;position:relative}
.section.light{background:var(--paper);color:var(--ink)}
.section.dark{background:var(--ink);color:var(--paper)}

.eyebrow{font-family:var(--mono);font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--orange);margin-bottom:22px;display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:28px;height:3px;background:var(--orange);flex:none}
.eyebrow.dark{color:var(--orange-d)}
.eyebrow.dark::before{background:var(--orange)}
h1,h2,h3{font-family:var(--wide);font-stretch:112%;line-height:1.02;letter-spacing:-.01em}
h2{font-size:clamp(34px,5.4vw,68px);font-weight:800;text-transform:uppercase;max-width:15ch;margin-bottom:clamp(36px,5vw,64px)}
h2 em{font-style:normal;color:var(--orange)}
.light h2 em{color:var(--orange)}
h3{font-size:22px;font-weight:800;text-transform:uppercase;margin-bottom:8px}
.lead{font-size:clamp(17px,1.6vw,20px);color:var(--muted);max-width:56ch;margin:-28px 0 40px}
.lead.dark{color:var(--muted-d)}
.split .w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.06em}
.split .w>span{display:inline-block;will-change:transform}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--orange);color:var(--ink);font-weight:800;font-stretch:108%;text-transform:uppercase;letter-spacing:.02em;font-size:15px;padding:18px 28px;border-radius:999px;text-decoration:none;border:2px solid var(--orange);cursor:pointer;transition:transform .25s,background .25s,box-shadow .25s;box-shadow:0 10px 30px -10px rgba(242,107,29,.7)}
.btn:hover{transform:translateY(-2px);background:#ff7a2c;box-shadow:0 16px 36px -12px rgba(242,107,29,.85)}
.btn:active{transform:translateY(0)}
.btn-sm{padding:11px 20px;font-size:13px;box-shadow:none}
.btn-ghost{background:transparent;color:var(--paper);border-color:rgba(247,246,243,.35);box-shadow:none}
.btn-ghost:hover{background:rgba(247,246,243,.08);border-color:var(--paper)}
.btn-ink{background:var(--ink);border-color:var(--ink);color:var(--paper);box-shadow:none}
.btn-ink:hover{background:#000}
.btn-ghost-dark{background:transparent;color:var(--ink);border-color:var(--ink);box-shadow:none}
.btn-block{width:100%;margin-top:8px}

/* nav */
.nav{position:fixed;inset:0 0 auto 0;z-index:50;display:flex;align-items:center;gap:24px;padding:16px var(--gut);transition:background .35s,padding .35s,backdrop-filter .35s}
.nav.solid{background:rgba(20,20,20,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);padding-top:10px;padding-bottom:10px;border-bottom:1px solid rgba(255,255,255,.06)}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;margin-right:auto}
.logo-mark{width:58px;height:24px}
.logo-word{font-weight:900;font-stretch:125%;font-size:21px;letter-spacing:.01em;color:var(--paper)}
.logo-word b{color:var(--orange);font-weight:900}
.nav-links{display:flex;gap:28px}
.nav-links a{text-decoration:none;font-size:14px;font-weight:600;color:var(--muted);transition:color .2s}
.nav-links a:hover{color:var(--paper)}

/* hero = pinned scroll journey (plant → road → site) */
.journey{position:relative;height:620vh;background:var(--ink)}
.journey-sticky{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden;
  background:linear-gradient(180deg,#0f0d0c 0%,#1d1612 38%,#3b271b 62%,#4a2f1e 70%,#2b211b 100%)}
.hero-canvas{position:absolute;inset:0;z-index:0}
.hero-canvas canvas{display:block;width:100%!important;height:100%!important}
.journey-scrim{position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,rgba(15,13,12,.85) 0%,rgba(15,13,12,.55) 32%,rgba(15,13,12,0) 58%)}
.journey-sticky::after{content:"";position:absolute;inset:auto 0 0 0;height:120px;background:linear-gradient(transparent,rgba(20,20,20,.7));pointer-events:none;z-index:1}
.hero-inner{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;justify-content:center;width:100%;max-width:1280px;margin:0 auto;padding:110px var(--gut) 110px;pointer-events:none;will-change:opacity,transform}
.hero-inner>*{max-width:640px}
.hero-inner a,.hero-inner button{pointer-events:auto}
.hero-inner.gone{visibility:hidden}
.journey-caps{position:absolute;inset:0;z-index:2;pointer-events:none;max-width:1280px;margin:0 auto;padding:0 var(--gut)}
.cap{position:absolute;left:var(--gut);top:50%;max-width:460px;opacity:0;transform:translateY(-40%);transition:opacity .5s,transform .6s cubic-bezier(.2,.8,.2,1);pointer-events:none}
.cap.on{opacity:1;transform:translateY(-50%);pointer-events:auto}
.cap-num{font-family:var(--mono);font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--orange);display:flex;align-items:center;gap:12px;margin-bottom:18px}
.cap-num::before{content:"";width:28px;height:3px;background:var(--orange)}
.cap h2{font-size:clamp(34px,4.6vw,64px);max-width:13ch;margin-bottom:18px;color:var(--paper)}
.cap p{font-size:clamp(16px,1.4vw,19px);color:#D3D2CD;max-width:40ch;margin-bottom:24px}
.journey-bar{position:absolute;z-index:3;left:50%;bottom:26px;transform:translateX(-50%);display:flex;align-items:center;gap:14px;width:min(560px,calc(100% - 32px));font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--gravel);opacity:0;transition:opacity .4s}
.journey-bar.on{opacity:1}
.jb-track{position:relative;flex:1;height:3px;background:rgba(255,255,255,.14);border-radius:3px}
.jb-fill{position:absolute;inset:0;background:var(--orange);transform-origin:left;transform:scaleX(var(--jp,0));border-radius:3px}
.jb-truck{position:absolute;top:50%;left:calc(var(--jp,0) * 100%);width:14px;height:14px;margin:-7px 0 0 -7px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 5px rgba(242,107,29,.25)}
.hero-title{font-size:clamp(44px,6vw,88px);font-weight:900;text-transform:uppercase;font-stretch:118%;line-height:.92;margin-bottom:28px}
.hero-title .line{display:block;overflow:hidden;padding-bottom:.04em}
.hero-title .word{display:inline-block}
.hero-title .accent{color:var(--orange)}
.hero-sub{font-size:clamp(17px,1.5vw,20px);color:#D3D2CD;max-width:42ch;margin-bottom:36px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.chips{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:14px;color:var(--muted)}
.chips li{display:flex;align-items:center;gap:8px}
.chips i{width:8px;height:8px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 4px rgba(242,107,29,.2)}
.no-webgl .hero-canvas{background:url("img/pour.jpg") center/cover;opacity:.35}

/* marquee */
.marquee{background:var(--orange);color:var(--ink);overflow:hidden;padding:18px 0;transform:rotate(-1.2deg);margin:-10px -20px 0;position:relative;z-index:3}
.marquee-track{display:flex;gap:44px;width:max-content;animation:marq 32s linear infinite;font-weight:900;font-stretch:120%;text-transform:uppercase;font-size:clamp(20px,2.4vw,30px);white-space:nowrap}
.marquee-track span.o{color:var(--paper)}
@keyframes marq{to{transform:translateX(-50%)}}

/* promises */
.promise-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;perspective:1200px}
.promise{position:relative;background:var(--white);border:1px solid #E2E0DA;border-radius:var(--r);padding:36px 32px 38px;transform-style:preserve-3d;transition:box-shadow .3s;will-change:transform}
.promise:hover{box-shadow:0 30px 60px -30px rgba(20,20,20,.35)}
.promise:nth-child(2){background:var(--ink);color:var(--paper);border-color:var(--ink)}
.promise:nth-child(2) p{color:var(--muted)}
.promise-icon{width:64px;height:64px;border-radius:16px;background:var(--orange);display:grid;place-items:center;margin-bottom:56px;transform:translateZ(40px)}
.promise-icon svg{width:34px;height:34px;fill:none;stroke:var(--ink);stroke-width:3.2;stroke-linecap:round;stroke-linejoin:round}
.promise .num{position:absolute;top:30px;right:30px;font-family:var(--mono);font-size:14px;color:var(--gravel)}
.promise h3{font-size:26px;transform:translateZ(24px)}
.promise p{color:var(--muted-d);transform:translateZ(14px)}

/* steps */
.steps{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:26px;margin-bottom:56px;counter-reset:s}
.step{position:relative;padding-top:78px}
.step-dot{position:absolute;top:0;left:0;width:56px;height:56px;border-radius:50%;background:var(--ink);border:2px solid var(--steel);display:grid;place-items:center;font-weight:900;font-stretch:120%;font-size:22px;z-index:2;transition:background .4s,border-color .4s,color .4s}
.step.on .step-dot{background:var(--orange);border-color:var(--orange);color:var(--ink)}
.step p{color:var(--muted)}
.steps-line{position:absolute;top:27px;left:28px;right:28px;height:2px;background:var(--steel);z-index:1}
.steps-line span{display:block;height:100%;width:100%;background:var(--orange);transform-origin:left;transform:scaleX(0)}

/* segments */
.seg-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.seg{background:var(--white);border-radius:var(--r);overflow:hidden;border:1px solid #E2E0DA;transition:transform .35s,box-shadow .35s}
.seg:hover{transform:translateY(-6px);box-shadow:0 30px 50px -30px rgba(20,20,20,.4)}
.seg-img{aspect-ratio:4/3;overflow:hidden;background:var(--concrete)}
.seg-img img{width:100%;height:118%;object-fit:cover;filter:grayscale(.25) contrast(1.05)}
.seg-body{padding:26px 26px 30px}
.seg-body p{color:var(--muted-d)}
.tag{display:inline-block;font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--orange-d);margin-bottom:12px}

/* calculator */
.calc{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(30px,6vw,90px);align-items:center}
.calc h2{max-width:13ch}
.calc-form{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:26px}
.calc-form label{display:flex;flex-direction:column;gap:8px;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.calc-form label span{font-family:var(--mono);font-weight:500;text-transform:none;color:var(--gravel);letter-spacing:0;position:absolute;opacity:0}
.calc-form input{width:100%;background:var(--ink2);border:1.5px solid var(--steel);border-radius:12px;padding:14px 14px;font-size:22px;font-weight:800;font-stretch:110%;color:var(--paper)}
.calc-form input:focus{border-color:var(--orange);outline:none}
.calc-result{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:30px}
.calc-result>div{background:var(--ink2);border:1px solid var(--steel);border-radius:var(--r);padding:22px 22px}
.calc-result strong{display:block;font-size:clamp(40px,5vw,60px);font-weight:900;font-stretch:120%;color:var(--orange);line-height:1}
.calc-result span{font-size:14px;color:var(--muted);display:block;margin-top:8px;line-height:1.35}
.calc-visual{display:flex;flex-direction:column;align-items:center}
.slab-scene{width:100%;aspect-ratio:1/1;max-width:480px;perspective:1100px;display:grid;place-items:center;position:relative}
.slab-tilt{transform-style:preserve-3d;transform:rotateX(58deg)}
.slab{position:relative;transform-style:preserve-3d;transform:rotateZ(-36deg);transition:width .5s cubic-bezier(.2,.8,.2,1),height .5s cubic-bezier(.2,.8,.2,1)}
.slab .face{position:absolute;backface-visibility:visible}
.slab .top{inset:0;transform:translateZ(var(--t));background:
  repeating-linear-gradient(45deg,rgba(0,0,0,.035) 0 2px,transparent 2px 9px),
  radial-gradient(circle at 30% 30%,#EDEBE6,#C9C7C1);border:2px solid #F26B1D;border-radius:2px}
.slab .bottom{inset:0;background:#3A3A38}
.slab .front{left:0;top:100%;width:100%;height:var(--t);transform-origin:top;transform:rotateX(90deg);background:#A3A19B}
.slab .back{left:0;bottom:100%;width:100%;height:var(--t);transform-origin:bottom;transform:rotateX(-90deg);background:#8A8883}
.slab .right{left:100%;top:0;width:var(--t);height:100%;transform-origin:left;transform:rotateY(-90deg);background:#7D7B76}
.slab .left{right:100%;top:0;width:var(--t);height:100%;transform-origin:right;transform:rotateY(90deg);background:#8F8D87}
.slab-shadow{position:absolute;width:60%;height:18%;bottom:12%;left:20%;background:radial-gradient(closest-side,rgba(242,107,29,.25),transparent);filter:blur(12px);z-index:-1}
.slab-label{font-family:var(--mono);font-size:13px;color:var(--gravel);margin-top:-10px}

/* plants */
.plants{background:var(--ink);overflow:hidden}
.plants-bg{position:absolute;inset:-10% 0;z-index:0}
.plants-bg img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.1) brightness(.5)}
.plants-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(20,20,20,.97) 0%,rgba(20,20,20,.88) 50%,rgba(20,20,20,.7) 100%)}
.plants .wrap{position:relative;z-index:1}
.plants h2{max-width:16ch}
.flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:14px;margin:10px 0 44px}
.flow-box{background:rgba(35,35,35,.88);border:1.5px solid #4A4A46;border-radius:var(--r);padding:26px 18px;text-align:center;backdrop-filter:blur(6px)}
.flow-box svg{width:46px;height:46px;fill:none;stroke:var(--paper);stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;margin:0 auto 12px}
.flow-box p{color:var(--muted);font-size:15px}
.flow-box.o{background:var(--orange);border-color:var(--orange);color:var(--ink)}
.flow-box.o svg{stroke:var(--ink)}
.flow-box.o p{color:#3A1A06}
.flow-arrow{display:flex;flex-direction:column;align-items:center;gap:8px;width:150px;text-align:center}
.flow-arrow span{font-size:13px;color:var(--orange);font-weight:700;line-height:1.3}
.flow-arrow i{position:relative;display:block;width:100%;height:3px;background:var(--orange);transform-origin:left}
.flow-arrow i::after{content:"";position:absolute;right:-2px;top:50%;width:12px;height:12px;border-top:3px solid var(--orange);border-right:3px solid var(--orange);transform:translateY(-50%) rotate(45deg)}
.perks{display:grid;grid-template-columns:1fr 1fr;gap:14px 36px;margin-bottom:40px;max-width:900px}
.perks li{position:relative;padding-left:30px;color:#D3D2CD}
.perks li::before{content:"";position:absolute;left:0;top:7px;width:16px;height:9px;border-left:3px solid var(--orange);border-bottom:3px solid var(--orange);transform:rotate(-45deg)}
.perks b{color:var(--paper)}
.fine{font-size:13px;color:var(--gravel);margin-top:22px}

/* form */
.form-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(30px,6vw,80px);align-items:start}
.form-intro{position:sticky;top:110px}
.form-intro h2{max-width:12ch}
.assure li{position:relative;padding-left:30px;margin-bottom:12px;color:var(--muted-d)}
.assure li::before{content:"";position:absolute;left:0;top:7px;width:16px;height:9px;border-left:3px solid var(--orange);border-bottom:3px solid var(--orange);transform:rotate(-45deg)}
.form-card{background:var(--white);border-radius:24px;padding:clamp(22px,3.4vw,40px);box-shadow:0 40px 80px -40px rgba(20,20,20,.35);border:1px solid #E2E0DA;scroll-margin-top:100px}
.tabs{position:relative;display:grid;grid-template-columns:1fr 1fr;background:var(--concrete);border-radius:999px;padding:5px;margin-bottom:28px}
.tabs button{position:relative;z-index:1;background:none;border:0;padding:13px 10px;border-radius:999px;font-weight:800;font-size:14px;text-transform:uppercase;letter-spacing:.02em;cursor:pointer;color:var(--muted-d);transition:color .3s}
.tabs button[aria-selected=true]{color:var(--paper)}
.tab-pill{position:absolute;top:5px;bottom:5px;left:5px;width:calc(50% - 5px);background:var(--ink);border-radius:999px;transition:transform .45s cubic-bezier(.2,.8,.2,1)}
.tabs.plant .tab-pill{transform:translateX(100%)}
.lead-form{display:flex;flex-direction:column;gap:18px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.f{display:flex;flex-direction:column;gap:7px;font-size:13px;font-weight:700;color:var(--steel);border:0;min-width:0}
.f legend{margin-bottom:9px}
.f input,.f select{width:100%;background:var(--paper);border:1.5px solid #D7D5CF;border-radius:12px;padding:14px 14px;font-size:16px;font-weight:500;color:var(--ink);transition:border-color .2s,background .2s}
.f select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink) 50%),linear-gradient(135deg,var(--ink) 50%,transparent 50%);background-position:calc(100% - 20px) 55%,calc(100% - 15px) 55%;background-size:5px 5px;background-repeat:no-repeat;padding-right:36px}
.f input:focus,.f select:focus{outline:none;border-color:var(--orange);background:var(--white)}
.f input.bad,.f select.bad{border-color:#D23A1E;background:#FFF4F1}
.pills{display:flex;flex-wrap:wrap;gap:8px}
.pills label{position:relative;cursor:pointer}
.pills input{position:absolute;opacity:0;pointer-events:none}
.pills span{display:block;padding:10px 16px;border-radius:999px;border:1.5px solid #D7D5CF;font-weight:700;font-size:14px;color:var(--steel);transition:all .2s}
.pills input:checked+span{background:var(--orange);border-color:var(--orange);color:var(--ink)}
.pills input:focus-visible+span{outline:3px solid var(--orange);outline-offset:2px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form-msg{font-size:14px;min-height:1.2em;color:#C2321A;font-weight:600}
.btn[disabled]{opacity:.6;pointer-events:none}
.thanks{text-align:center;padding:40px 10px}
.thanks-mark{width:84px;height:84px;border-radius:50%;background:var(--orange);display:grid;place-items:center;margin:0 auto 24px;animation:pop .6s cubic-bezier(.2,1.6,.4,1)}
.thanks-mark svg{width:44px;height:44px;fill:none;stroke:var(--ink);stroke-width:4.5;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:40;stroke-dashoffset:40;animation:draw .5s .3s forwards}
.thanks h3{font-size:26px;margin-bottom:10px}
.thanks p{color:var(--muted-d);margin:0 auto 26px;max-width:36ch}
@keyframes pop{from{transform:scale(0)}to{transform:scale(1)}}
@keyframes draw{to{stroke-dashoffset:0}}

/* faq */
.faq details{border-top:1px solid var(--steel)}
.faq details:last-child{border-bottom:1px solid var(--steel)}
.faq summary{list-style:none;cursor:pointer;padding:24px 50px 24px 0;font-size:clamp(18px,2vw,22px);font-weight:700;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:8px;top:50%;width:14px;height:14px;border-right:3px solid var(--orange);border-bottom:3px solid var(--orange);transform:translateY(-70%) rotate(45deg);transition:transform .3s}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq details p{color:var(--muted);padding:0 0 26px;max-width:66ch}

/* final */
.final{position:relative;background:var(--orange);color:var(--ink);padding:clamp(90px,12vw,160px) 0;overflow:hidden}
.final-bg{position:absolute;inset:0;opacity:.22;mix-blend-mode:multiply}
.final-bg img{width:100%;height:100%;object-fit:cover;filter:grayscale(1)}
.final .wrap{position:relative}
.final h2{max-width:16ch;font-size:clamp(38px,6.4vw,92px)}
.final h2 em{color:var(--paper)}
.final .btn-ghost{color:var(--ink);border-color:var(--ink)}
.final .btn-ghost:hover{background:rgba(20,20,20,.08)}

/* footer */
.footer{background:var(--ink);padding:60px 0 100px;border-top:1px solid #222}
.foot{display:flex;flex-wrap:wrap;align-items:center;gap:18px 40px;color:var(--gravel);font-size:14px}
.foot .logo{margin-right:0}
.social{display:flex;gap:20px;margin-left:auto}
.social a{text-decoration:none;color:var(--muted)}
.social a:hover{color:var(--orange)}
.copy{width:100%;font-size:13px}

.sticky-cta{display:none}

/* reveal defaults (JS adds .js) */
.js .reveal{opacity:0;transform:translateY(40px)}

@media (max-width:980px){
  .nav-links{display:none}
  .hero-inner{justify-content:flex-start;padding-top:96px}
  .journey-scrim{background:linear-gradient(180deg,rgba(15,13,12,.92) 0%,rgba(15,13,12,.6) 45%,rgba(15,13,12,0) 62%)}
  .cap{top:auto;bottom:70px;transform:translateY(20px);max-width:none;right:var(--gut)}
  .cap.on{transform:none}
  .cap h2{font-size:30px}
  .journey.cap-mode .journey-scrim{background:linear-gradient(0deg,rgba(15,13,12,.92) 0%,rgba(15,13,12,.6) 40%,rgba(15,13,12,0) 60%)}
  .promise-grid,.seg-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr;gap:40px 22px}
  .steps-line{display:none}
  .calc,.form-wrap{grid-template-columns:1fr}
  .form-intro{position:static}
  .calc-visual{order:-1}
  .slab-scene{max-width:340px}
  .flow{grid-template-columns:1fr;justify-items:stretch}
  .flow-arrow{width:auto;flex-direction:row-reverse;justify-content:center;gap:14px}
  .flow-arrow i{width:3px;height:36px}
  .flow-arrow i::after{right:auto;top:auto;bottom:-2px;left:50%;transform:translateX(-50%) rotate(135deg)}
  .perks{grid-template-columns:1fr}
  .sticky-cta{display:block;position:fixed;left:16px;right:16px;bottom:14px;z-index:60;background:var(--orange);color:var(--ink);text-align:center;text-decoration:none;font-weight:800;text-transform:uppercase;font-size:15px;padding:16px;border-radius:999px;box-shadow:0 14px 30px -10px rgba(0,0,0,.6);transform:translateY(120px);transition:transform .4s}
  .sticky-cta.show{transform:none}
}
@media (max-width:560px){
  body{font-size:16px}
  .logo-word{font-size:18px}
  .logo-mark{width:48px;height:20px}
  .nav .btn-sm{padding:9px 14px;font-size:12px}
  .hero-cta .btn{width:100%}
  .grid2,.calc-form{grid-template-columns:1fr 1fr}
  .grid2 .f:only-child{grid-column:1/-1}
  .lead-form .grid2{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .calc-form{grid-template-columns:repeat(3,1fr);gap:8px}
  .calc-form input{font-size:18px;padding:12px 10px}
  .calc-form label{font-size:11px}
  .lead{margin-top:-20px}
  .hero .eyebrow{font-size:11px;letter-spacing:.12em}
  .flow-box{display:grid;grid-template-columns:44px 1fr;column-gap:14px;text-align:left;padding:16px 18px;align-items:center}
  .flow-box svg{grid-row:span 2;width:38px;height:38px;margin:0}
  .flow-box h3{font-size:18px;margin:0}
  .flow-box p{font-size:14px}
  .flow-arrow i{height:26px}
  .flow{gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .js .reveal{opacity:1;transform:none}
}

/* audience mode: show only the chosen path */
body[data-mode=builder] [data-for=plant],
body[data-mode=plant] [data-for=builder]{display:none!important}

.chooser{display:grid;grid-template-columns:1fr 1fr;gap:14px;max-width:640px;margin-bottom:30px}
.choice{display:flex;align-items:center;gap:14px;text-align:left;cursor:pointer;background:rgba(35,35,35,.75);border:2px solid #3E3E3A;border-radius:18px;padding:18px 18px;color:var(--paper);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:border-color .25s,background .25s,transform .25s,box-shadow .25s}
.choice:hover{border-color:var(--orange);transform:translateY(-3px)}
.choice[aria-pressed=true]{background:var(--orange);border-color:var(--orange);color:var(--ink);box-shadow:0 14px 34px -12px rgba(242,107,29,.8)}
.choice-icon{flex:none;width:48px;height:48px;border-radius:12px;background:rgba(242,107,29,.16);display:grid;place-items:center}
.choice[aria-pressed=true] .choice-icon{background:rgba(20,20,20,.14)}
.choice-icon svg{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:3;stroke-linecap:round;stroke-linejoin:round}
.choice-text{display:flex;flex-direction:column;gap:2px;flex:1;min-width:0}
.choice-text b{font-weight:800;font-stretch:110%;text-transform:uppercase;font-size:16px;line-height:1.15}
.choice-text small{font-size:13.5px;opacity:.8}
.choice-arrow{font-size:20px;font-weight:700;transition:transform .25s}
.choice:hover .choice-arrow{transform:translateX(4px)}

.nav-switch{background:none;border:1.5px solid rgba(247,246,243,.25);border-radius:999px;padding:7px 14px;font-size:13px;font-weight:700;color:var(--paper);cursor:pointer;transition:border-color .2s,color .2s}
.nav-switch:hover{border-color:var(--orange);color:var(--orange)}
.mode-note{display:inline-block;margin-top:22px;background:none;border:0;padding:0;font-weight:700;font-size:15px;color:var(--orange-d);cursor:pointer;text-decoration:underline;text-underline-offset:4px;text-align:left}
.form-title{font-size:20px;margin-bottom:4px;padding-bottom:16px;border-bottom:1px solid #E2E0DA}
.steps-light .step-dot{background:var(--white);border-color:#D7D5CF;color:var(--ink)}
.steps-light .step p{color:var(--muted-d)}
.steps-light .steps-line{background:#D7D5CF}
.mode-flash{animation:modeflash .6s ease}
@keyframes modeflash{from{opacity:.25;transform:translateY(16px)}to{opacity:1;transform:none}}

@media (max-width:980px){
  .chooser{grid-template-columns:1fr}
}
.chooser-label{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--gravel);margin:-12px 0 12px}

/* scroll prompts */
.scroll-cue{position:absolute;z-index:4;left:50%;bottom:26px;transform:translateX(-50%);display:flex;align-items:center;gap:12px;padding:10px 20px 10px 12px;border-radius:999px;border:1.5px solid rgba(247,246,243,.25);background:rgba(20,20,20,.55);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);color:var(--paper);font-family:var(--mono);font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;cursor:pointer;transition:opacity .4s,transform .4s,border-color .3s,background .3s}
.scroll-cue:hover{border-color:var(--orange)}
.journey.started .scroll-cue{opacity:0;pointer-events:none;transform:translate(-50%,20px)}
.sc-mouse{width:22px;height:34px;border:2px solid var(--paper);border-radius:12px;position:relative;flex:none}
.sc-mouse i{position:absolute;left:50%;top:6px;width:4px;height:7px;margin-left:-2px;border-radius:2px;background:var(--orange);animation:wheel 1.6s ease-in-out infinite}
@keyframes wheel{0%{transform:translateY(0);opacity:1}70%{transform:translateY(11px);opacity:0}100%{transform:translateY(0);opacity:0}}
.sc-swipe{display:none;width:34px;height:34px;border-radius:50%;background:var(--orange);place-items:center;flex:none}
.sc-swipe svg{width:20px;height:20px;fill:none;stroke:var(--ink);stroke-width:3;stroke-linecap:round;stroke-linejoin:round;animation:swipe 1.4s ease-in-out infinite}
@keyframes swipe{0%,100%{transform:translateY(4px)}50%{transform:translateY(-4px)}}
.sc-mob{display:none}
.sc-chev{display:flex;flex-direction:column;align-items:center;gap:0;margin-left:2px}
.sc-chev i{display:block;width:9px;height:9px;border-right:2px solid var(--orange);border-bottom:2px solid var(--orange);transform:rotate(45deg);margin-top:-3px;animation:chev 1.4s ease-in-out infinite}
.sc-chev i:nth-child(2){animation-delay:.2s}
@keyframes chev{0%,100%{opacity:.2}50%{opacity:1}}
.scroll-cue.nudge{border-color:var(--orange);background:rgba(242,107,29,.18);animation:nudge 1.6s ease-in-out infinite}
@keyframes nudge{0%,100%{transform:translate(-50%,0);box-shadow:0 0 0 0 rgba(242,107,29,.5)}50%{transform:translate(-50%,-8px);box-shadow:0 0 0 12px rgba(242,107,29,0)}}
.keep-scroll{position:absolute;z-index:4;left:50%;bottom:62px;transform:translate(-50%,10px);opacity:0;pointer-events:none;display:flex;align-items:center;gap:8px;padding:9px 18px;border-radius:999px;border:0;background:var(--orange);color:var(--ink);font-weight:800;font-size:13px;letter-spacing:.04em;text-transform:uppercase;cursor:pointer;box-shadow:0 10px 30px -10px rgba(242,107,29,.8);transition:opacity .35s,transform .35s}
.keep-scroll span{display:inline-block;animation:swipe 1.2s ease-in-out infinite}
.keep-scroll.on{opacity:1;pointer-events:auto;transform:translate(-50%,0)}
@media (hover:none),(max-width:980px){
  .sc-mouse,.sc-desk{display:none}
  .sc-swipe{display:grid}
  .sc-mob{display:inline}
  .scroll-cue{bottom:18px;font-size:11px;white-space:nowrap}
  .hero-inner{padding-bottom:96px}
}
@media (prefers-reduced-motion:reduce){.scroll-cue.nudge{animation:none}}