:root{--gray-900:#111827;--gray-800:#1f2937;--gray-700:#374151;--gray-600:#4b5563;--gray-300:#d1d5db;--gray-200:#e5e7eb;--gray-100:#f3f4f6;--white:#ffffff;--green-600:#16a34a;--green-700:#15803d;--green-100:#dcfce7;--focus:#0ea5e9;--radius:12px;--shadow:0 8px 24px rgba(17,24,39,.08);--header-h:72px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--gray-900);font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Apple Color Emoji","Segoe UI Emoji";line-height:1.6;background:var(--white)}
img{max-width:100%;display:block}
a{color:var(--green-700);text-decoration:none}
a:hover{text-decoration:underline}
.container{width:100%;max-width:1120px;margin-inline:auto;padding:0 20px}
.section{padding:72px 0;scroll-margin-top:var(--header-h)}

.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.9);backdrop-filter:saturate(160%) blur(6px);border-bottom:1px solid var(--gray-200);transition:box-shadow .2s ease}
.site-header.scrolled{box-shadow:0 6px 24px rgba(0,0,0,.06)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:var(--header-h)}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:60px;width:auto}
.brand-name{font-weight:700;font-family:"IBM Plex Sans","Inter",sans-serif;color:var(--gray-900)}
.nav{position:fixed;inset-block-start:var(--header-h);inset-inline:0;background:var(--white);transform:translateY(-110%);transition:transform .25s ease;box-shadow:0 12px 24px rgba(0,0,0,.06)}
.nav.open{transform:translateY(0)}
.nav ul{list-style:none;margin:0;padding:16px 20px;display:flex;flex-direction:column;gap:8px}
.nav a{display:inline-block;padding:10px 12px;border-radius:8px;color:var(--gray-800)}
.nav a:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.nav .btn-sm{padding:10px 16px}
.nav-toggle{background:transparent;border:0;display:grid;gap:4px;padding:8px;border-radius:8px}
.nav-toggle:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.nav-toggle .bar{display:block;width:22px;height:2px;background:var(--gray-900)}
@media (min-width: 900px){
  .nav{position:static;transform:none;background:transparent;box-shadow:none}
  .nav ul{flex-direction:row;gap:8px;padding:0}
  .nav-toggle{display:none}
}

.hero{position:relative;background:radial-gradient(1200px 400px at 10% 10%, var(--green-100), transparent),linear-gradient(180deg, var(--white) 0%, var(--white) 100%);padding:96px 0 88px}
.hero-inner{display:grid;gap:20px}
.hero h1{font-size:clamp(2rem,3.2vw,3rem);line-height:1.15;margin:0;font-family:"IBM Plex Sans","Inter",sans-serif}
.hero .sub{font-size:clamp(1rem,1.4vw,1.25rem);max-width:720px;color:var(--gray-700);margin:0}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}

.btn{background:var(--green-700);color:#fff;border:1px solid var(--green-700);padding:12px 18px;border-radius:10px;font-weight:600;display:inline-block}
.btn:hover{background:#106c30;border-color:#106c30;text-decoration:none}
.btn:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.btn-outline{background:transparent;color:var(--green-700)}
.btn-outline:hover{background:var(--green-100)}
.btn-sm{padding:10px 14px}

.grid-2{display:grid;gap:28px}
@media(min-width: 800px){.grid-2{grid-template-columns:1.2fr .8fr;gap:40px}}
.mission h3{margin-top:8px;margin-bottom:8px}
.values{margin:0;padding-left:18px}
.values li{margin:6px 0}

.services-grid{display:grid;grid-template-columns:1fr;gap:16px;margin-top:16px}
@media(min-width:700px){.services-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1000px){.services-grid{grid-template-columns:repeat(3,1fr)}}
.card{background:var(--white);border:1px solid var(--gray-200);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);display:grid;gap:10px}
.card h3{margin:0}
.card p{margin:0;color:var(--gray-700)}
.card-cta{margin-top:auto;color:var(--green-700);font-weight:600}
.card-cta:hover{text-decoration:underline}

.section-subscribe{background:linear-gradient(180deg,#ffffff 0%,#f8fafc 100%)}
.subscribe-wrap{display:grid;gap:18px;align-items:center}
@media(min-width:900px){.subscribe-wrap{grid-template-columns:1.1fr .9fr}}
.subscribe-copy h2{margin:0}
.subscribe-form{display:grid;grid-template-columns:1fr;gap:10px}
@media(min-width:700px){.subscribe-form{grid-template-columns:1fr auto;align-items:start;gap:10px}}
.subscribe-form input{height:48px}
.subscribe-form .assist{grid-column:1/-1;color:var(--gray-700);font-size:.95rem}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.accordion{display:grid;gap:10px;margin-top:10px}
.accordion-trigger{width:100%;text-align:left;border:1px solid var(--gray-200);background:var(--white);padding:14px 44px 14px 16px;border-radius:10px;font-weight:600;position:relative}
.accordion-trigger:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.accordion-trigger::after{content:"+";position:absolute;right:14px;top:50%;transform:translateY(-50%);color:var(--gray-700);font-weight:700}
.accordion-trigger[aria-expanded="true"]::after{content:"–"}
.accordion-panel{border:1px solid var(--gray-200);border-top:0;border-radius:0 0 10px 10px;padding:14px;color:var(--gray-700)}

form{margin-top:12px}
.form-row{display:grid;gap:16px}
@media(min-width: 900px){.form-row{grid-template-columns:1fr 1fr}}
.form-group{display:grid;gap:6px}
label{font-weight:600}
input,textarea{width:100%;border:1px solid var(--gray-300);border-radius:10px;padding:12px 12px;font:inherit;color:var(--gray-900);background:var(--white)}
input:focus-visible,textarea:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.error{display:block;color:#b91c1c;font-size:.9rem;min-height:1.25em}
.form-success{margin-top:10px;color:var(--green-700);font-weight:600}

.site-footer{background:var(--gray-900);color:#e5e7eb;padding:36px 0;margin-top:32px}
.footer-grid{display:grid;gap:20px}
@media(min-width: 800px){.footer-grid{grid-template-columns:1fr 1fr 1fr;align-items:start}}
.foot-brand{display:grid;gap:8px}
.foot-brand img{height:26px;width:auto;opacity:.9}
.foot-brand span{font-weight:700}
.foot-links ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.foot-links a{color:#e5e7eb}
.foot-legal{font-size:.95rem;color:#cbd5e1}
.disclaimer{opacity:.9;margin-top:8px}