:root{
  --paper:#F5F7F4; --tint:#E7EEEA; --ink:#17302F; --muted:#51666A;
  --forest:#0D3B3A; --forest2:#14524F; --gold:#C8962C; --line:#CFDAD5; --white:#fff; --err:#A4281C;
  --serif:'Newsreader',Georgia,serif; --sans:'Manrope',system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{font:400 1rem/1.65 var(--sans);color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased}
a{color:inherit}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
.wrap{width:min(1160px,100% - 2.5rem);margin-inline:auto}
.skip{position:absolute;left:-999px;background:var(--white);padding:.5rem 1rem;z-index:99}
.skip:focus{left:1rem;top:1rem}

/* header */
.site-header{position:sticky;top:0;z-index:20;background:rgba(245,247,244,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:.6rem;font:600 1.35rem var(--serif);text-decoration:none;color:var(--forest)}
.mark{width:22px;height:22px;background:linear-gradient(135deg,var(--forest) 50%,var(--gold) 50%);border-radius:3px 12px 3px 12px}
nav{display:flex;align-items:center;gap:1.8rem;font-weight:500;font-size:.95rem}
nav a{text-decoration:none}
nav a:not(.btn):hover{color:var(--forest2);text-decoration:underline;text-underline-offset:6px}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:.45rem .9rem;font:600 .9rem var(--sans);color:var(--forest)}

.btn{display:inline-block;background:var(--forest);color:var(--white);padding:.85rem 1.5rem;border-radius:999px;font:600 .95rem var(--sans);text-decoration:none;border:2px solid var(--forest);cursor:pointer;transition:background .2s,color .2s}
.btn:hover{background:var(--forest2);border-color:var(--forest2)}
.btn.ghost{background:transparent;color:var(--forest)}
.btn.ghost:hover{background:var(--forest);color:var(--white)}
.btn.small{padding:.5rem 1.1rem}

/* hero */
.hero{padding:clamp(3rem,7vw,6rem) 0}
.hero-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
h1{font:500 clamp(2.2rem,5.6vw,4.6rem)/1.04 var(--serif);letter-spacing:-.02em;color:var(--forest);text-wrap:balance}
.lead{font-size:1.15rem;color:var(--muted);max-width:34rem;margin:1.4rem 0 2rem}
.actions{display:flex;flex-wrap:wrap;gap:.9rem}

/* screener */
.screener{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:1.4rem;box-shadow:0 24px 50px -28px rgba(13,59,58,.45)}
.scr-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}
.scr-head h2{font:600 1.25rem var(--serif);color:var(--forest)}
.tag{font-size:.75rem;font-weight:600;background:#F6E9C9;color:#6B4C0A;padding:.2rem .6rem;border-radius:999px}
.chips{display:flex;flex-wrap:wrap;gap:.45rem;margin-bottom:1rem}
.chip{border:1px solid var(--line);background:var(--paper);border-radius:999px;padding:.35rem .9rem;font:600 .85rem var(--sans);color:var(--ink);cursor:pointer;transition:all .15s}
.chip:hover{border-color:var(--forest2)}
.chip.on{background:var(--forest);color:var(--white);border-color:var(--forest)}
.slider{display:block;font-size:.85rem;font-weight:600;margin-bottom:1rem}
.slider span{display:flex;justify-content:space-between}
.slider output{color:var(--forest2)}
input[type=range]{width:100%;accent-color:var(--forest);margin-top:.4rem}
.table-scroll{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:.9rem;min-width:380px}
th{text-align:left;font-size:.78rem;color:var(--muted);font-weight:600;padding:.5rem .5rem;border-bottom:2px solid var(--line)}
td{padding:.7rem .5rem;border-bottom:1px solid var(--line)}
tbody tr{animation:in .35s ease both}
td small{display:block;color:var(--muted);font-size:.75rem}
.num{text-align:right;font-variant-numeric:tabular-nums}
.yield-bar{display:inline-block;height:6px;border-radius:3px;background:var(--gold);vertical-align:middle;margin-right:.5rem}
.note{font-size:.82rem;color:var(--muted);margin-top:.8rem}
@keyframes in{from{opacity:0;transform:translateY(4px)}}

/* sections */
.section{padding:clamp(3.5rem,8vw,6.5rem) 0}
.tint{background:var(--tint)}
.sec-title{font:500 clamp(1.9rem,3.6vw,2.8rem)/1.12 var(--serif);color:var(--forest);letter-spacing:-.015em;text-wrap:balance}
.sec-sub{color:var(--muted);margin:.8rem 0 2.4rem;max-width:34rem}
.services{display:grid;grid-template-columns:repeat(4,1fr);border-top:2px solid var(--forest)}
.services article{padding:1.6rem 1.4rem 0 0}
.services article+article{padding-left:1.4rem;border-left:1px solid var(--line)}
.services h3{font:600 1.3rem var(--serif);color:var(--forest);margin-bottom:.6rem}
.services p{font-size:.95rem;color:var(--muted)}
.services ul{list-style:none;padding:0;margin-top:1rem;font-size:.9rem;font-weight:500}
.services li{padding:.35rem 0;border-top:1px solid var(--line)}

.dark{background:var(--forest);color:#E6EFEC}
.dark .sec-title{color:var(--white)}
.dark .sec-sub{color:#A9C3BD}
.platform{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,6vw,5rem);align-items:center}
.tabs{display:flex;gap:.5rem}
.tabs button{background:transparent;border:1px solid #3E7470;color:#E6EFEC;border-radius:999px;padding:.55rem 1.3rem;font:600 .95rem var(--sans);cursor:pointer;transition:background .2s}
.tabs button:hover{background:#14524F}
.tabs button[aria-selected=true]{background:var(--gold);border-color:var(--gold);color:#1F1604}
.panels{background:#14524F;border-radius:18px;padding:2rem;min-height:200px}
.panels h3{font:500 1.6rem/1.2 var(--serif);color:var(--white);margin-bottom:.8rem}
.panels p{color:#CFE0DB}
.panels [role=tabpanel]:not([hidden]){animation:in .3s ease}

.approach{display:grid;grid-template-columns:1fr 1.4fr;gap:clamp(2rem,6vw,5rem)}
.steps{list-style:none;padding:0;counter-reset:s;position:relative}
.steps li{counter-increment:s;padding:0 0 2rem 3.2rem;position:relative}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:2.2rem;height:2.2rem;border-radius:50%;background:var(--forest);color:var(--white);display:grid;place-items:center;font-weight:700;font-size:.9rem}
.steps li:not(:last-child)::after{content:"";position:absolute;left:1.05rem;top:2.4rem;bottom:.2rem;width:2px;background:var(--line)}
.steps h3{font:600 1.3rem var(--serif);color:var(--forest)}
.steps p{color:var(--muted)}

.contact{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(2rem,6vw,5rem)}
address{font-style:normal;color:var(--ink)}
address a{color:var(--forest2);font-weight:600}
form{background:var(--white);padding:1.8rem;border-radius:18px;border:1px solid var(--line)}
label{display:block;font-weight:600;font-size:.9rem}
input,select,textarea{display:block;width:100%;margin-top:.35rem;padding:.75rem .9rem;border:1px solid #B5C4BE;border-radius:10px;font:400 1rem var(--sans);background:var(--paper);color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:3px solid var(--gold);outline-offset:1px;border-color:var(--forest)}
input[aria-invalid=true],select[aria-invalid=true],textarea[aria-invalid=true]{border-color:var(--err)}
.err{color:var(--err);font-size:.82rem;min-height:1.3rem;margin:.2rem 0 .3rem}
.ok{margin-top:1rem;font-weight:600;color:var(--forest2)}
footer{background:var(--ink);color:#B9C9C5;padding:2.5rem 0;font-size:.85rem}
footer .brand{color:var(--white)}
.foot{display:grid;grid-template-columns:auto 1fr auto;gap:2rem;align-items:center}

@media (max-width:960px){
  .hero-grid,.platform,.approach,.contact{grid-template-columns:1fr}
  .services{grid-template-columns:1fr 1fr}
  .services article:nth-child(3){padding-left:0;border-left:0}
  .services article{padding-bottom:1.6rem}
  .foot{grid-template-columns:1fr;gap:.8rem}
}
@media (max-width:720px){
  .nav-toggle{display:block}
  nav{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:flex-start;gap:1rem;background:var(--paper);padding:1.2rem 1.25rem 1.5rem;border-bottom:1px solid var(--line)}
  nav.open{display:flex}
  .services{grid-template-columns:1fr}
  .services article+article{padding-left:0;border-left:0;border-top:1px solid var(--line)}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* ---------- Mobile refinements ---------- */
html{-webkit-text-size-adjust:100%}
body{overflow-x:hidden;-webkit-tap-highlight-color:rgba(200,150,44,.25)}
.site-header{padding-top:env(safe-area-inset-top)}
footer{padding-bottom:calc(2.5rem + env(safe-area-inset-bottom))}
.btn,.chip,.tabs button,.nav-toggle{min-height:44px;touch-action:manipulation}
.chip{display:inline-flex;align-items:center}
input[type=range]{height:44px;margin-top:0}
input,select,textarea{font-size:16px} /* stops iOS zooming on focus */
.panels{min-height:0}

@media (max-width:720px){
  .wrap{width:calc(100% - 2rem)}
  .bar{height:60px}
  nav{top:60px;max-height:calc(100vh - 60px);overflow-y:auto}
  nav a{padding:.4rem 0;width:100%}
  nav a.btn{width:auto;text-align:center}
  .hero{padding:2rem 0 3rem}
  .actions .btn{flex:1 1 100%;text-align:center}
  .lead{font-size:1.05rem}
  .screener{padding:1rem;border-radius:14px}
  .chips{flex-wrap:nowrap;overflow-x:auto;margin-inline:-1rem;padding:0 1rem .4rem;scrollbar-width:none}
  .chips::-webkit-scrollbar{display:none}
  .chip{flex:none}
  table{min-width:0}
  .hide-sm{display:none}
  .tabs{display:grid;grid-template-columns:repeat(3,1fr)}
  .tabs button{padding:.55rem .5rem}
  .panels{padding:1.4rem}
  .panels h3{font-size:1.35rem}
  form{padding:1.2rem}
  .form .btn,form .btn{width:100%}
  .steps li{padding-left:2.9rem}
}
@media (max-width:360px){
  .brand{font-size:1.2rem}
  th,td{padding-inline:.3rem}
  table{font-size:.85rem}
}