/* Retron shared design system, v2 — COE / Solar / BESS
   One typeface (Manrope), deep-green gradients, vivid green accent.
   Signature: the "panel rail", a green signage strip from the header of Retron's lab benches. */
:root{
  --paper:#f6faf7; --white:#fff; --ink:#0b1410; --char:#0d1a13; --muted:#56635b; --line:#dbe7de;
  --green:#0e8f3f; --green-d:#0a6e30; --vivid:#2fe05a; --mint:#e4f5ea; --deep:#052a15;
  --warn:#a94f06; --warn-bg:#fff3e3;
  --grad:linear-gradient(135deg,#04210f 0%,#095028 48%,#0f9145 100%);
  --f:"Manrope","Segoe UI",system-ui,sans-serif;
  --f-display:var(--f); --f-body:var(--f); --f-mono:var(--f);
  --r:16px; --wrap:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:400 16.5px/1.65 var(--f);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{width:min(100% - 40px,var(--wrap));margin-inline:auto}
:focus-visible{outline:3px solid var(--vivid);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:10px 14px;z-index:100}
.skip:focus{left:8px}

h1,h2,h3{font-family:var(--f);line-height:1.08;letter-spacing:-.03em;margin:0 0 .5em;font-weight:800}
h1{font-size:clamp(2.4rem,5.6vw,4.4rem)}
h2{font-size:clamp(1.8rem,3.4vw,2.7rem)}
h3{font-size:1.15rem;letter-spacing:-.015em;line-height:1.25;font-weight:700}
p{margin:0 0 1em}
.lead{font-size:1.15rem;color:var(--muted);max-width:60ch;font-weight:500}
.muted{color:var(--muted)}
.mono{font-size:.84rem;font-weight:500}

/* rail: small label */
.rail{display:inline-flex;align-items:center;gap:9px;background:var(--green);color:#fff;font:700 .7rem/1 var(--f);letter-spacing:.14em;text-transform:uppercase;padding:8px 13px 8px 10px;border-radius:999px;margin-bottom:18px}
.rail::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--vivid);box-shadow:0 0 0 3px rgba(255,255,255,.25)}
.rail.dark{background:var(--char)}
.rail-bar{height:36px;background:var(--green);color:#fff;display:flex;align-items:center;padding:0 16px;font:700 .7rem var(--f);letter-spacing:.16em;text-transform:uppercase;gap:10px;white-space:nowrap;overflow:hidden}
.rail-bar::before{content:"";flex:none;width:8px;height:8px;border-radius:50%;background:var(--vivid)}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand .logo{height:42px;width:auto}
.brand .sub{padding-left:12px;border-left:1.5px solid var(--line)}
.brand .sub b{font:800 .86rem/1 var(--f);letter-spacing:.08em}
.links{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.links a{display:block;padding:9px 11px;border-radius:999px;text-decoration:none;font-size:.9rem;font-weight:600;color:var(--char)}
.links a:hover{background:var(--mint)}
.links a[aria-current=page]{background:var(--char);color:#fff}
.nav-cta{display:flex;gap:10px;align-items:center}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:10px;width:44px;height:44px;font-size:1.2rem;cursor:pointer}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:999px;font:700 .92rem var(--f);text-decoration:none;border:1.5px solid transparent;cursor:pointer;transition:transform .15s,background .15s,box-shadow .15s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--green);color:#fff;box-shadow:0 8px 22px -10px rgba(14,143,63,.8)}
.btn-primary:hover{background:var(--green-d)}
.btn-vivid{background:var(--vivid);color:var(--deep)}
.btn-vivid:hover{background:#5df07f}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:#fff}
.on-dark .btn-ghost,.hero-dark .btn-ghost{border-color:rgba(255,255,255,.55);color:#fff}
.on-dark .btn-ghost:hover,.hero-dark .btn-ghost:hover{background:#fff;color:var(--deep)}
.btn-light{background:#fff;color:var(--deep)}
.btn-sm{padding:9px 18px;font-size:.85rem}

/* sections */
section{padding:88px 0}
.tint{background:linear-gradient(180deg,var(--mint),#f1faf4)}
.band{background:var(--white);border-block:1px solid var(--line)}
.dark{background:var(--char);color:#eaf3ed}
.dark .lead,.dark .muted{color:#a8bcb0}
.gradband{background:var(--grad);color:#fff;position:relative;overflow:hidden}
.gradband .lead{color:#c8e8d2}
.head{max-width:760px;margin-bottom:44px}
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.split.flip{grid-template-columns:.95fr 1.05fr}

/* hero (gradient with vector grid) */
.hero{padding:64px 0 76px;background:var(--grad);color:#fff;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(700px 420px at 88% 8%,rgba(47,224,90,.35),transparent 62%),
  radial-gradient(500px 360px at -5% 110%,rgba(47,224,90,.18),transparent 60%);pointer-events:none}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(180deg,#000 0%,transparent 85%);-webkit-mask-image:linear-gradient(180deg,#000 0%,transparent 85%);pointer-events:none}
.hero .wrap{position:relative;z-index:1}
.hero h1 em{font-style:normal;color:var(--vivid)}
.hero .lead{color:#cfeadb}
.hero .rail{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28)}
.hero p a.muted{color:#a8d8b8}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center}
.hero .frame{border:0;box-shadow:0 40px 80px -30px rgba(0,0,0,.6)}
.frame{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:#fff;box-shadow:0 24px 60px -30px rgba(11,20,16,.35)}
.frame img{width:100%;height:auto}
.cap{font:500 .78rem/1.4 var(--f);color:var(--muted);padding:10px 14px;border-top:1px solid var(--line);background:#fff}
.paths{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:34px}
.path{display:block;text-decoration:none;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.28);color:#fff;border-radius:var(--r);padding:20px 22px;transition:background .15s,transform .15s;backdrop-filter:blur(6px)}
.path:hover{background:rgba(255,255,255,.2);transform:translateY(-2px)}
.path small{font:700 .66rem var(--f);letter-spacing:.16em;text-transform:uppercase;color:var(--vivid)}
.path b{display:block;font:800 1.2rem/1.2 var(--f);margin:6px 0 4px}
.path span{font-size:.9rem;color:#c8e6d3}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stats>div{padding:34px 28px;border-right:1px solid rgba(255,255,255,.18)}
.stats>div:last-child{border:0}
.stats b{display:block;font:800 clamp(2.2rem,4vw,3.3rem)/1 var(--f);letter-spacing:-.04em;color:var(--vivid)}
.stats span{display:block;margin-top:8px;color:#d4ecdc;font-weight:500;font-size:.95rem}

/* cards */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px;transition:transform .2s,box-shadow .2s,border-color .2s}
a.card:hover{transform:translateY(-4px);box-shadow:0 22px 40px -24px rgba(14,143,63,.55);border-color:var(--green)}
.card h3{margin-bottom:.4em}
.card p{color:var(--muted);margin:0;font-weight:500}
.card .tag{margin-top:14px}
.ico{width:48px;height:48px;border-radius:14px;background:linear-gradient(135deg,var(--green),#18b957);color:#fff;display:grid;place-items:center;margin-bottom:16px;box-shadow:0 10px 20px -10px rgba(14,143,63,.8)}
.ico svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.tag{display:inline-block;font:700 .66rem/1 var(--f);letter-spacing:.1em;text-transform:uppercase;padding:7px 10px;border-radius:999px;background:var(--mint);color:var(--green-d)}
.tag.pending{background:var(--warn-bg);color:var(--warn)}
.tag.live{background:var(--deep);color:var(--vivid)}
.notice{border-left:4px solid var(--warn);background:var(--warn-bg);padding:14px 18px;border-radius:0 12px 12px 0;font-size:.94rem;color:#5a3a12;font-weight:500}
ul.ticks{list-style:none;margin:0;padding:0;display:grid;gap:10px}
ul.ticks li{position:relative;padding-left:28px;font-weight:500}
ul.ticks li::before{content:"";position:absolute;left:0;top:.5em;width:14px;height:8px;border-left:2.5px solid var(--green);border-bottom:2.5px solid var(--green);transform:rotate(-45deg) translateY(-3px)}
.dark ul.ticks li::before,.gradband ul.ticks li::before{border-color:var(--vivid)}

/* C+O+E */
.coe{display:grid;grid-template-columns:repeat(3,1fr);border-radius:20px;overflow:hidden;background:var(--grad);color:#fff}
.coe>div{padding:34px;border-right:1px solid rgba(255,255,255,.18)}
.coe>div:last-child{border:0}
.coe .letter{font:800 5.5rem/1 var(--f);color:var(--vivid);letter-spacing:-.06em}
.coe h3{margin-top:6px}
.coe p{color:#cfeadb;margin:0}

/* journey */
.journey{display:grid;grid-template-columns:repeat(4,1fr);position:relative}
.journey>div{padding:24px 22px 0 0;position:relative;border-top:3px solid var(--line)}
.journey>div::before{content:"";position:absolute;top:-8px;left:0;width:13px;height:13px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px var(--paper)}
.journey .when{font:700 .75rem var(--f);letter-spacing:.1em;text-transform:uppercase;color:var(--green-d)}
.journey b{display:block;font:800 1.1rem/1.25 var(--f);margin:6px 0}
.journey p{color:var(--muted);font-size:.95rem}

/* facts */
.facts{display:grid;grid-template-columns:repeat(4,1fr);border-radius:var(--r);background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.28);overflow:hidden;backdrop-filter:blur(6px)}
.facts>div{padding:22px 24px;border-right:1px solid rgba(255,255,255,.2)}
.facts>div:last-child{border:0}
.facts b{display:block;font:800 2rem/1 var(--f);letter-spacing:-.03em;color:var(--vivid)}
.facts span{display:block;font-size:.88rem;color:#d4ecdc;margin-top:6px}

.phase{border:1px solid var(--line);border-radius:var(--r);background:#fff;overflow:hidden}
.phase header{padding:18px 24px;background:var(--grad);color:#fff;display:flex;justify-content:space-between;align-items:center;gap:10px}
.phase header b{font:800 1.1rem var(--f)}
.phase header span{font:700 .7rem var(--f);letter-spacing:.12em;text-transform:uppercase;color:var(--vivid)}
.phase .body{padding:22px 24px}

.gallery{display:grid;grid-template-columns:2fr 1fr 1fr;gap:14px;grid-auto-rows:minmax(150px,auto)}
.gallery figure{margin:0;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:#fff}
.gallery img{width:100%;height:100%;object-fit:cover}
.gallery .big{grid-row:span 2}

.inst{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.inst .ph{aspect-ratio:16/9;background:repeating-linear-gradient(135deg,#eaf5ee 0 12px,#e0efe5 12px 24px);display:grid;place-items:center;font:700 .7rem var(--f);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.inst .in{padding:22px}
.inst dl{margin:14px 0 0;display:grid;gap:8px;font-size:.92rem}
.inst dt{font:700 .65rem var(--f);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.inst dd{margin:0}

/* software showcase */
.browser{border-radius:14px;overflow:hidden;background:#fff;box-shadow:0 40px 80px -36px rgba(5,42,21,.7);border:1px solid rgba(11,20,16,.14)}
.browser .bar{height:34px;background:#eef3ef;display:flex;align-items:center;gap:7px;padding:0 14px;border-bottom:1px solid var(--line)}
.browser .bar i{width:10px;height:10px;border-radius:50%;background:#c9d4cc}
.browser .bar span{margin-left:10px;font:600 .72rem var(--f);color:var(--muted)}
.browser img{width:100%;height:auto}
.app{display:grid;grid-template-columns:1fr 1.1fr;gap:54px;align-items:center;padding:70px 0;border-top:1px solid var(--line)}
.app:first-of-type{border-top:0}
.app.rev{grid-template-columns:1.1fr 1fr}.app.rev .app-copy{order:2}
.app h2{font-size:clamp(1.7rem,3vw,2.3rem)}
.benefit{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;padding:14px 0;border-top:1px solid var(--line)}
.benefit:first-of-type{border-top:0}
.benefit b{display:block;font-weight:800}
.benefit span{color:var(--muted);font-weight:500;font-size:.95rem}
.benefit .n{width:34px;height:34px;border-radius:50%;background:var(--mint);color:var(--green-d);display:grid;place-items:center;font-weight:800;font-size:.85rem}

/* diagrams */
.flow{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:0}
.flow li{position:relative;background:#fff;border:1.5px solid var(--green);padding:15px 22px;font:800 .98rem var(--f);margin:0 24px 14px 0;border-radius:12px;box-shadow:0 10px 20px -16px rgba(14,143,63,.9)}
.flow li:not(:last-child)::after{content:"";position:absolute;right:-24px;top:50%;width:24px;border-top:2.5px solid var(--green)}
.flow li:not(:last-child)::before{content:"";position:absolute;right:-26px;top:calc(50% - 5px);border-left:7px solid var(--green);border-top:5px solid transparent;border-bottom:5px solid transparent}
.pipe{display:grid;grid-template-columns:repeat(5,1fr);gap:0;align-items:stretch}
.pipe>div{padding:22px 18px;border-top:3px solid var(--vivid);background:rgba(255,255,255,.07);margin-right:10px;border-radius:0 0 12px 12px}
.pipe b{display:block;font-weight:800;margin-bottom:4px}
.pipe span{font-size:.88rem;color:#c8e6d3}

.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.chip{font:700 .85rem var(--f);padding:9px 16px;border-radius:999px;border:1.5px solid var(--line);background:#fff;cursor:pointer}
.chip.on{background:var(--green);border-color:var(--green);color:#fff}
.kd{margin:16px 0;display:grid;gap:6px;font-size:.9rem}
.kd div{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:6px}
.kd dt{font:700 .65rem var(--f);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.kd dd{margin:0}
.kit[hidden]{display:none}
.logos{background:#fff;border-radius:var(--r);border:1px solid var(--line);padding:16px}

/* forms */
form{display:grid;gap:16px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
label{display:grid;gap:6px;font-weight:700;font-size:.9rem}
label small{font-weight:500;color:var(--muted)}
input,select,textarea{font:500 1rem var(--f);padding:12px 14px;border:1.5px solid #c5d4c9;border-radius:12px;background:#fff;color:var(--ink);width:100%}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(14,143,63,.2)}
textarea{min-height:110px;resize:vertical}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:500;font-size:.88rem;color:var(--muted)}
.check input{width:auto;margin-top:4px}
.hp{position:absolute;left:-9999px}
.form-msg{display:none;padding:14px 18px;border-radius:12px;font-weight:600}
.form-msg.ok{display:block;background:var(--mint);color:var(--green-d)}
.form-msg.err{display:block;background:#fde8e8;color:#8a1c1c}
.formcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px;box-shadow:0 24px 50px -36px rgba(11,20,16,.5)}

details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 22px}
details+details{margin-top:10px}
summary{cursor:pointer;font:700 1.02rem var(--f);padding:18px 0;list-style:none;display:flex;justify-content:space-between;gap:14px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font:500 1.5rem/1 var(--f);color:var(--green)}
details[open] summary::after{content:"\2013"}
details p{color:var(--muted);padding-bottom:18px;margin:0;font-weight:500}

.cta{background:var(--grad);color:#fff;border-radius:24px;padding:52px;display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap;position:relative;overflow:hidden}
.cta h2{margin:0;max-width:20ch}
.cta p{margin:8px 0 0;color:#cfeadb}
.cta::after{content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;border-radius:50%;border:36px solid rgba(47,224,90,.18)}
.cta>*{position:relative;z-index:1}

footer{background:var(--char);color:#c5d4ca;padding:56px 0 30px;font-size:.92rem}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
footer h4{font:700 .68rem var(--f);letter-spacing:.16em;text-transform:uppercase;color:var(--vivid);margin:0 0 14px}
footer a{display:block;text-decoration:none;padding:4px 0}
footer a:hover{color:#fff}
.footlogo{display:inline-block;background:#fff;border-radius:12px;padding:8px 12px;margin-bottom:14px}
.footlogo img{height:40px;width:auto}
.legal{border-top:1px solid #243a2d;margin-top:36px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:.82rem;color:#8ba194}

.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.btn,.card{transition:none}}

@media(max-width:1080px){.brand .sub{display:none}.links a{padding:9px 9px;font-size:.86rem}}
@media(max-width:980px){
  .hero-grid,.split,.split.flip,.app,.app.rev{grid-template-columns:1fr}
  .app.rev .app-copy{order:0}
  .g3,.g4{grid-template-columns:repeat(2,1fr)}
  .journey{grid-template-columns:repeat(2,1fr);row-gap:40px}
  .facts,.stats{grid-template-columns:repeat(2,1fr)}
  .stats>div:nth-child(2){border-right:0}
  .facts>div:nth-child(2){border-right:0}
  .pipe{grid-template-columns:1fr 1fr;row-gap:10px}
  .foot{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:1fr 1fr}.gallery .big{grid-column:span 2;grid-row:auto}
}
@media(max-width:900px){
  .menu-btn{display:block}
  .links{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:12px 20px 20px;border-bottom:1px solid var(--line)}
  .links.open{display:flex}
  .nav-cta .btn-primary{display:none}
}
@media(max-width:640px){
  body{font-size:16px}
  section{padding:60px 0}
  .g2,.g3,.g4,.paths,.coe,.row2,.journey,.foot,.pipe,.stats,.facts{grid-template-columns:1fr}
  .coe>div,.stats>div,.facts>div{border-right:0;border-bottom:1px solid rgba(255,255,255,.18)}
  .cta{padding:32px 24px}
}
.hero .btn-ghost{border-color:rgba(255,255,255,.55);color:#fff}
.hero .btn-ghost:hover{background:#fff;color:var(--deep)}
.hero .btn-primary{background:var(--vivid);color:var(--deep);box-shadow:0 10px 26px -10px rgba(47,224,90,.8)}
.hero .btn-primary:hover{background:#5df07f}
.cta .btn-light:hover{background:var(--vivid)}

/* zone pages */
.zhero{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.zmedia{display:grid;gap:14px}
.vslot{position:relative;aspect-ratio:16/9;border-radius:var(--r);overflow:hidden;background:#0d1a13;display:grid;place-items:center;color:#fff;border:1px solid rgba(255,255,255,.2)}
.vslot video{width:100%;height:100%;object-fit:cover}
.vslot .ph{text-align:center;padding:20px}
.vslot .ph b{display:block;font-weight:800;margin:10px 0 2px}
.vslot .ph span{font-size:.85rem;color:#a8c9b5}
.play{width:56px;height:56px;border-radius:50%;background:var(--vivid);display:grid;place-items:center;margin:auto}
.play::after{content:"";border-left:16px solid var(--deep);border-top:10px solid transparent;border-bottom:10px solid transparent;margin-left:4px}
.photos{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.photos figure{margin:0;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:#fff}
.photos img{width:100%;height:240px;object-fit:cover;object-position:top}
.photos figcaption{font-size:.8rem;font-weight:600;color:var(--muted);padding:10px 14px}
.expgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.expcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px}
.expcard h3{display:flex;align-items:center;gap:10px}
.mods{list-style:none;margin:0;padding:0;counter-reset:m;display:grid;gap:12px}
.mods li{counter-increment:m;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 20px 16px 64px;position:relative}
.mods li::before{content:counter(m);position:absolute;left:18px;top:50%;transform:translateY(-50%);width:32px;height:32px;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;font-weight:800;font-size:.85rem}
.mods b{display:block}
.mods span{color:var(--muted);font-size:.93rem;font-weight:500}
.outs{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.outs div{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);border-radius:14px;padding:18px 20px;font-weight:600}
.aud{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.aud .card{padding:30px}
.journey2{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;counter-reset:j}
.journey2>div{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;position:relative}
.journey2>div::after{content:"\2192";position:absolute;right:-13px;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:50%;background:var(--vivid);color:var(--deep);display:grid;place-items:center;font-weight:800;z-index:2}
.journey2>div:last-child::after{display:none}
.journey2 b{display:block;font-weight:800;font-size:1.05rem;margin:4px 0}
.journey2 span.k{font:700 .66rem var(--f);letter-spacing:.14em;text-transform:uppercase;color:var(--green-d)}
.journey2 p{color:var(--muted);font-size:.93rem;margin:0;font-weight:500}
.case{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;display:grid;gap:10px}
.case h3{margin:0}
.case dt{font:700 .64rem var(--f);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.case dd{margin:0 0 8px;font-weight:500}
.story{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.story .card h3{display:flex;gap:10px;align-items:center}
.pill{display:inline-block;font:700 .66rem var(--f);letter-spacing:.12em;text-transform:uppercase;padding:6px 10px;border-radius:999px;background:var(--deep);color:var(--vivid)}
@media(max-width:980px){.zhero,.aud,.story,.journey2,.expgrid,.outs{grid-template-columns:1fr}.journey2>div::after{display:none}}
.zmedia .frame img{max-height:360px;object-fit:cover;object-position:top}

/* ---- v3: photo hero, accordion, badge, campus ---- */
.hero.photo{padding:0;min-height:min(78vh,640px);display:flex;align-items:flex-end;background:#06210f url(../assets/hero-lab.jpg) center/cover no-repeat}
.hero.photo::before{background:linear-gradient(180deg,rgba(5,42,21,.25) 0%,rgba(5,42,21,.55) 55%,rgba(5,30,15,.92) 100%)}
.hero.photo::after{display:none}
.hero.photo .wrap{padding-top:120px;padding-bottom:64px}
.hero.photo h1{font-size:clamp(2.6rem,6.4vw,5rem);letter-spacing:-.04em;line-height:1.02;max-width:12em}
.hero.photo .lead{max-width:34em;color:#e6f5ec}
.badge11{position:absolute;right:max(24px,6vw);bottom:70px;z-index:2;width:136px;height:136px;border-radius:50%;background:#f08a24;color:#1a1204;display:grid;place-content:center;text-align:center;transform:rotate(-8deg);box-shadow:0 18px 40px -12px rgba(0,0,0,.5);font-weight:700;font-size:.8rem;line-height:1.1}
.badge11 b{font:800 2.8rem/1 var(--f);letter-spacing:-.04em}
.stripstats{background:var(--deep);color:#fff}
.stripstats .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.stripstats .wrap>div{padding:22px 24px;border-right:1px solid rgba(255,255,255,.14);display:flex;gap:12px;align-items:baseline}
.stripstats .wrap>div:last-child{border:0}
.stripstats b{font:800 2rem/1 var(--f);letter-spacing:-.03em}
.stripstats span{color:#a8bcb0;font-size:.9rem}
.failgrid{display:grid;grid-template-columns:.8fr 1.2fr;gap:64px;align-items:start}
.faillist{border-top:2px solid var(--ink)}
.faillist>div{display:grid;grid-template-columns:1fr 1.1fr;gap:24px;padding:22px 0;border-bottom:1px solid var(--line)}
.faillist b{font:700 1.2rem var(--f);letter-spacing:-.01em;color:var(--ink)}
.faillist span{color:var(--muted)}
.viewer{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.viewer-media{border-radius:16px;overflow:hidden;background:#0d1a13;aspect-ratio:4/3;position:relative}
.viewer-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .35s}
.viewer-media img.on{opacity:1}
.acc{border-top:2px solid var(--ink)}
.acc-item{border-bottom:1px solid var(--line)}
.acc-item button{all:unset;box-sizing:border-box;display:flex;justify-content:space-between;align-items:center;width:100%;padding:18px 4px;cursor:pointer;font:700 1.1rem var(--f);color:var(--ink)}
.acc-item button:focus-visible{outline:2px solid var(--green);outline-offset:2px}
.acc-item button::after{content:"+";font-weight:500;color:var(--muted)}
.acc-item.open button{color:var(--green-d)}
.acc-item.open button::after{content:"\2212"}
.acc-body{display:none;padding:0 4px 20px}
.acc-item.open .acc-body{display:block}
.acc-body p{color:var(--muted);margin:0 0 10px}
.acc-body a{font-weight:700;color:var(--green-d)}
.inaug2{position:relative;display:grid;grid-template-columns:1.1fr .9fr;align-items:center}
.inaug2 img{width:100%;border-radius:16px;display:block;max-height:420px;object-fit:cover}
.inaug2 .box{background:var(--deep);color:#fff;border-radius:16px;padding:40px;margin-left:-70px;position:relative;z-index:1}
.inaug2 .box p{color:#bcd3c4}
.campus{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.campus figure{margin:0;border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#fff}
.campus img{width:100%;height:170px;object-fit:cover;display:block}
.campus figcaption{padding:12px 16px;font-weight:700}
.campus figcaption small{display:block;color:var(--muted);font-weight:500}
.coursegrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.course-flag{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;background:var(--deep);color:#fff;border-radius:18px;padding:36px;margin-bottom:22px}
.course-flag p{color:#bcd3c4}
.course-flag .ticks li{color:#e6f5ec}
@media(max-width:980px){.failgrid,.viewer,.inaug2,.course-flag{grid-template-columns:1fr;gap:28px}.stripstats .wrap{grid-template-columns:1fr 1fr}.campus,.coursegrid{grid-template-columns:1fr}.inaug2 .box{margin:-40px 16px 0}.badge11{width:104px;height:104px;bottom:auto;top:92px;right:16px}.badge11 b{font-size:2rem}.faillist>div{grid-template-columns:1fr}}
@media(max-width:700px){.stripstats .wrap>div{padding:16px;flex-wrap:wrap;gap:4px 10px;min-width:0}.stripstats b{font-size:1.6rem}.hero.photo .wrap{padding-top:150px}}
/* ---- v3b: marquee, flow, bento ---- */
.marq{overflow:hidden;margin-top:22px;mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marq .track{display:flex;gap:18px;width:max-content;animation:mq 46s linear infinite}
.marq.rev .track{animation-direction:reverse;animation-duration:52s}
.marq:hover .track{animation-play-state:paused}
.marq img{height:64px;width:auto;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px 14px;flex:none}
@keyframes mq{to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){.marq .track{animation:none}.marq{overflow-x:auto}}
.flow{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:34px;padding-top:28px;border-top:1px solid rgba(255,255,255,.16)}
.flow span{font:700 .92rem var(--f);padding:10px 16px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);color:#fff}
.flow span.end{background:var(--vivid);color:var(--deep);border-color:var(--vivid)}
.flow i{width:22px;height:2px;background:var(--vivid);position:relative}
.flow i::after{content:"";position:absolute;right:-1px;top:-4px;border:5px solid transparent;border-left:7px solid var(--vivid);border-right:0}
.bento{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:190px;gap:14px}
.bento figure{margin:0;position:relative;border-radius:16px;overflow:hidden;background:#0d1a13}
.bento img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s}
.bento figure:hover img{transform:scale(1.06)}
.bento figcaption{position:absolute;left:0;right:0;bottom:0;padding:26px 14px 12px;color:#fff;font:700 .85rem var(--f);background:linear-gradient(0deg,rgba(5,30,15,.85),transparent)}
.bento .b1{grid-column:span 2;grid-row:span 2}
.bento .b6{grid-column:span 2}
@media(max-width:980px){.bento{grid-template-columns:1fr 1fr;grid-auto-rows:150px}.bento .b1{grid-column:span 2}.flow i{display:none}}