:root{--ink:#0b0807;--paper:#f3f0ea;--muted:rgba(243,240,234,.82);--line:rgba(243,240,234,.16);--accent:#ff6633;--serif:"Fraunces",Georgia,serif;--sans:"Inter",system-ui,sans-serif;--pad:clamp(22px,4.4vw,64px);--hero-h:max(100svh,700px)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{background:var(--ink);color:var(--paper);font-family:var(--sans);-webkit-font-smoothing:antialiased;line-height:1.5;overflow-x:hidden}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
em{font-style:italic;color:var(--accent)}

/* ---- the earth ---- */
.earth{position:relative;background:var(--ink);overflow:hidden}
.deep{position:absolute;left:0;right:0;bottom:0;top:calc(var(--hero-h) - 24vh);z-index:1;pointer-events:none;
 -webkit-mask-image:linear-gradient(180deg,transparent 0,#000 24vh,#000 100%);mask-image:linear-gradient(180deg,transparent 0,#000 24vh,#000 100%)}
.mid{position:absolute;inset:0;background:var(--ink) url(img/geo-soil-mid-v1.jpg) center top/100% auto repeat-y}
.glow{position:absolute;left:0;right:0;bottom:0;height:min(177.8vw,2000px);background:url(img/geo-soil-glow-v1.jpg) center bottom/cover no-repeat;
 -webkit-mask-image:linear-gradient(180deg,transparent 0,#000 45%);mask-image:linear-gradient(180deg,transparent 0,#000 45%)}
/* progressively darker at the top (matches the hero soil), warmer toward the bottom */
.shade{position:absolute;inset:0;background:
 radial-gradient(120% 40% at 70% 100%,rgba(255,90,30,.28),rgba(255,90,30,0) 70%),
 linear-gradient(180deg,rgba(11,8,7,.9) 0,rgba(11,8,7,.74) 9%,rgba(11,8,7,.6) 35%,rgba(11,8,7,.5) 62%,rgba(11,8,7,.12) 90%,rgba(11,8,7,0) 100%)}

/* ---- the bore ---- */
.bore{position:absolute;left:0;top:0;width:100%;height:100%;z-index:2;pointer-events:none;overflow:visible}
.gauge{position:fixed;z-index:20;right:22px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;align-items:flex-end;gap:6px;pointer-events:none;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);text-shadow:0 1px 8px #000;opacity:0;transition:opacity .4s}
.gauge.on{opacity:1}
.gauge small{font-size:9px;letter-spacing:.08em;opacity:.75;text-transform:none}
.g-read{font:300 28px/1 var(--serif);letter-spacing:0;color:var(--paper);text-transform:none}
.g-read b{font-weight:300;color:var(--accent)}
.g-rule{position:relative;width:2px;height:160px;background:linear-gradient(180deg,rgba(255,102,51,.9),rgba(243,240,234,.25));margin-right:2px;border-radius:2px;margin-top:6px}
.g-rule i{position:absolute;left:-4px;top:0;width:10px;height:10px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px 3px rgba(255,102,51,.7);transform:translateY(-5px)}

/* ---- HERO ---- */
.hero{position:relative;min-height:var(--hero-h);display:flex;align-items:center;padding:0 var(--pad)}
.hero-bg{position:absolute;inset:0;z-index:0;display:block}
.hero-bg img{display:block;width:100%;height:100%;object-fit:cover;object-position:0% 0%}
.hero-scrim{position:absolute;inset:0;z-index:0;background:linear-gradient(90deg,rgba(11,8,7,.55) 0,rgba(11,8,7,.28) 40%,rgba(11,8,7,0) 62%)}
.brand{position:absolute;left:var(--pad);top:clamp(20px,3.4vh,40px);display:block;width:clamp(150px,13vw,200px);text-decoration:none;z-index:5}
.brand img{display:block;width:100%;height:auto}
.brand.sm{position:static;width:190px}
.nav{position:absolute;right:clamp(90px,8vw,130px);top:clamp(24px,4vh,44px);display:flex;gap:clamp(14px,2vw,28px);align-items:center;font-size:13px;letter-spacing:.06em;z-index:5}
.nav a{text-decoration:none;color:var(--muted);padding:6px 2px;text-shadow:0 1px 8px rgba(0,0,0,.6)}
.nav a:hover{color:var(--paper)}
.nav .pill{color:var(--paper);border:1px solid rgba(243,240,234,.4);border-radius:99px;padding:8px 16px;background:rgba(11,8,7,.45)}
.nav .pill:hover{border-color:var(--accent);color:var(--accent)}
.hero-copy{position:relative;z-index:4;width:min(520px,100%);padding-top:clamp(70px,13vh,150px)}
.eyebrow{text-transform:uppercase;letter-spacing:.2em;font-size:12px;color:var(--accent);margin-bottom:20px;font-weight:600;text-shadow:0 1px 10px rgba(0,0,0,.7)}
h1,h2,h3{font-family:var(--serif);font-weight:300;letter-spacing:-.02em;text-wrap:balance}
h1{font-size:clamp(44px,5.6vw,86px);line-height:1;text-shadow:0 2px 24px rgba(0,0,0,.55)}
h2{font-size:clamp(32px,3.4vw,52px);line-height:1.08;text-shadow:0 2px 20px rgba(0,0,0,.6)}
.lede{margin-top:24px;font-size:clamp(16px,1.2vw,18px);line-height:1.65;color:var(--muted);max-width:46ch;text-shadow:0 1px 12px rgba(0,0,0,.7)}
.cta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px 28px;margin-top:34px}
.btn{display:inline-block;background:var(--accent);color:#120804;font-weight:600;font-size:14px;letter-spacing:.04em;padding:15px 26px;border-radius:2px;text-decoration:none;transition:background .25s,transform .25s;text-shadow:none}
.btn:hover{background:#ff8052;transform:translateY(-1px)}
.link{text-transform:uppercase;letter-spacing:.16em;font-size:12px;font-weight:600;padding:0 0 5px;border-bottom:2px solid var(--accent);text-decoration:none;color:var(--paper)}
.link::after{content:" ↓";letter-spacing:0}
.scroll-cue{position:absolute;z-index:4;left:var(--pad);bottom:28px;width:22px;height:36px;border:1.5px solid rgba(243,240,234,.45);border-radius:12px}
.scroll-cue span{position:absolute;left:50%;top:7px;width:3px;height:7px;margin-left:-1.5px;border-radius:2px;background:var(--accent);animation:cue 1.8s ease-in-out infinite}
@keyframes cue{0%{opacity:0;transform:translateY(0)}30%{opacity:1}100%{opacity:0;transform:translateY(12px)}}

/* ---- DEPTH STAGES ---- */
main{position:relative;z-index:3}
.stage{position:relative;padding:clamp(100px,15vh,160px) var(--pad) clamp(70px,10vh,110px)}
.col{width:min(520px,100%)}
.depth-line{position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,rgba(255,102,51,.55),rgba(255,102,51,.28) 55%,rgba(255,102,51,.08))}
.depth-line span{position:absolute;right:clamp(110px,10.5vw,160px);top:-24px;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--accent);font-weight:600;text-shadow:0 1px 8px #000}
.stage .eyebrow{margin-bottom:18px}
.beat{position:relative;margin-top:clamp(26px,3.6vh,38px);padding-top:20px;border-top:1px solid var(--line)}
.tag{display:block;text-transform:uppercase;letter-spacing:.18em;font-size:11.5px;font-weight:600;color:var(--accent);margin-bottom:10px;text-shadow:0 1px 8px #000}
h3{text-shadow:0 2px 16px rgba(0,0,0,.6)}
.beat h3{font-size:clamp(24px,2.2vw,32px);line-height:1.15}
.beat p,.facts p,.steps p,.who p{margin-top:10px;font-size:clamp(15.5px,1.1vw,17px);line-height:1.7;color:var(--muted);max-width:52ch;text-shadow:0 1px 12px rgba(0,0,0,.75)}
.stage h2{margin-bottom:6px}
.facts,.who{list-style:none;margin-top:clamp(24px,3.4vh,34px)}
.facts li,.who li{padding:20px 0;border-top:1px solid var(--line)}
.facts h3,.who h3{font-size:clamp(23px,2vw,29px);line-height:1.15}
.facts p,.who p{margin-top:6px}
.intro{margin-top:20px;font-size:clamp(16px,1.15vw,18px);line-height:1.65;color:var(--paper);max-width:50ch;text-shadow:0 1px 12px rgba(0,0,0,.75)}
.steps{list-style:none;margin-top:clamp(22px,3vh,32px)}
.steps li{display:grid;grid-template-columns:44px 1fr;gap:4px 10px;padding:20px 0;border-top:1px solid var(--line)}
.steps .n{font-size:12px;letter-spacing:.18em;color:var(--accent);font-weight:600;padding-top:7px}
.steps h3{font-size:clamp(23px,2vw,29px);line-height:1.15}
.steps p{margin-top:6px}
.contact{padding-bottom:clamp(110px,18vh,200px)}
.contact .lede{margin-bottom:34px;max-width:46ch}
.contact .btn{font-size:clamp(12px,3.3vw,16px);padding:17px clamp(16px,5vw,28px);overflow-wrap:anywhere}

.foot{position:relative;z-index:3;border-top:1px solid var(--line);padding:38px var(--pad) 44px;color:var(--muted);font-size:14px;background:linear-gradient(180deg,rgba(11,8,7,.55),rgba(11,8,7,.9))}
.foot-in{display:flex;flex-wrap:wrap;gap:18px 40px;align-items:center;justify-content:space-between;padding-right:clamp(0px,7vw,110px)}
.foot a:not(.brand){color:var(--paper);text-underline-offset:3px}
.foot a:not(.brand):hover{color:var(--accent)}
.foot .small{font-size:12.5px;color:rgba(243,240,234,.62)}

/* ---- MOTION ---- */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none;transition:none}.scroll-cue span{animation:none;opacity:1}}

/* ---- narrower / portrait: bore runs along the right edge ---- */
@media (max-width:900px){
 .mid{background-image:url(img/geo-soil-mid-sm-v1.jpg)}
 .glow{background-image:url(img/geo-soil-glow-sm-v1.jpg)}
 .stage,.hero{padding-right:76px}
 .foot{padding-right:76px}.foot-in{padding-right:0}
 .nav{right:68px}
 .col{width:100%}
 .depth-line span{right:auto;left:var(--pad)}
 .gauge{top:10px;right:8px;transform:none;flex-direction:row;align-items:center;gap:8px;padding:6px 12px;border-radius:99px;background:rgba(11,8,7,.7);border:1px solid rgba(255,102,51,.4)}
 .g-title,.g-rule{display:none}
 .gauge{padding:5px 10px}
 .g-read{font-size:15px}
 .g-read::before{content:"▼ ";font:10px var(--sans);color:var(--accent)}
}
@media (max-width:640px){
 .nav a:not(.pill){display:none}.nav{display:none}
 .hero{align-items:flex-end;padding-bottom:clamp(80px,14vh,130px)}
 .hero-copy{padding-top:0}
 .hero-scrim{background:linear-gradient(0deg,rgba(11,8,7,.8) 0,rgba(11,8,7,.55) 50%,rgba(11,8,7,0) 80%),linear-gradient(90deg,rgba(11,8,7,.45),rgba(11,8,7,.1))}
 .hero-bg img{object-position:90% 0%}
 .brand{width:150px}
 .stage{padding-top:84px}
 .beat p,.facts p,.steps p,.who p{font-size:15px;line-height:1.6}
 .beat h3,.facts h3,.who h3,.steps h3{font-size:22px}
}
@media (max-aspect-ratio:1/1) and (min-width:641px){.hero-bg img{object-position:90% 0%}}