:root{--green:#214a31;--green2:#3f7250;--cream:#f8f6ef;--sage:#e9eee5;--ink:#1b251e;--muted:#667068;--white:#fff;--line:#d8ded7;--radius:25px;--max:1200px;--shadow:0 16px 46px rgba(27,67,42,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:85px}body{margin:0;background:var(--cream);color:var(--ink);font-family:Arial,Helvetica,sans-serif;line-height:1.65}img{max-width:100%;display:block}a{text-decoration:none;color:inherit}button{font:inherit}.container{width:min(var(--max),calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(248,246,239,.95);backdrop-filter:blur(10px);border-bottom:1px solid rgba(33,74,49,.12)}.nav{height:82px;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand img{width:210px;height:58px;object-fit:contain;background:#fff}.nav-links{display:flex;gap:23px}.nav-links a:hover{color:var(--green2)}.menu-button{display:none;border:0;background:transparent;font-size:1.6rem}.hero{min-height:82vh;display:flex;align-items:end;background:linear-gradient(90deg,rgba(14,37,23,.84),rgba(14,37,23,.18)),url('../images/site/hero.jpg') center/cover}.hero-copy{padding:120px 0 88px;color:#fff;max-width:880px}h1,h2,h3,h4{font-family:Georgia,'Times New Roman',serif;line-height:1.08;margin:0 0 18px}h1{font-size:clamp(3rem,7vw,6.2rem)}h2{font-size:clamp(2.15rem,4.6vw,4rem)}h3{font-size:1.4rem}p{color:var(--muted);margin:0 0 18px}.lead{font-size:1.17rem}.hero p,.dark p,.principles p,.contact p{color:rgba(255,255,255,.82)}.eyebrow{display:block;color:var(--green2);font-size:.78rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;margin-bottom:12px}.eyebrow.light{color:#d9e7dc}.section{padding:94px 0}.section.soft{background:var(--sage)}.section.dark{background:var(--green);color:#fff}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 22px;border-radius:999px;background:var(--green);color:#fff;border:1px solid var(--green);font-weight:700}.light-button{background:#fff;color:var(--green);border-color:#fff}.outline-button{background:transparent;border-color:#fff}.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.site-image{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;height:470px;object-fit:cover}.category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:32px}.category-grid button{border:1px solid var(--line);background:#fff;border-radius:var(--radius);padding:28px;text-align:left;cursor:pointer}.category-grid button:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.category-grid span{font-size:2rem}.filters{display:flex;gap:10px;flex-wrap:wrap;margin:28px 0}.filters button{padding:10px 16px;border:1px solid var(--green);border-radius:999px;background:transparent;color:var(--green);cursor:pointer}.filters .active{background:var(--green);color:#fff}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.product-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;align-self:start}.product-card.hidden{display:none}.product-summary{width:100%;padding:0;border:0;background:#fff;text-align:left;cursor:pointer}.product-visual{height:350px;padding:25px;background:#eef2eb}.product-visual img{width:100%;height:100%;object-fit:contain}.product-copy{padding:24px}.product-category{font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--green2);font-weight:800}.details-link{display:flex;justify-content:space-between;color:var(--green);font-weight:800;margin-top:20px}.product-details{max-height:0;overflow:hidden;transition:max-height .45s ease}.product-card.open .product-details{max-height:1600px;border-top:1px solid var(--line)}.product-card.open .details-link b{transform:rotate(45deg)}.detail-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:25px;padding:24px}.detail-images{display:grid;gap:12px}.detail-images img{background:#eef2eb;border-radius:16px;width:100%;max-height:360px;object-fit:contain}.product-details ul{padding-left:20px;color:var(--muted)}.note{background:#fff6dc;border:1px solid #ead49b;padding:12px 14px;border-radius:12px;font-size:.9rem}.flow{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:26px 0}.flow span{border:1px solid rgba(255,255,255,.24);border-radius:999px;padding:10px 14px}.science-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.science-list span{padding:12px;border:1px solid rgba(255,255,255,.14);border-radius:13px}.chips{display:flex;gap:10px;flex-wrap:wrap}.chips span{background:var(--sage);color:var(--green);padding:10px 14px;border-radius:999px;font-weight:700}.principles{background:#183824;color:#fff}.principle-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:30px}.principle-grid div{border:1px solid rgba(255,255,255,.15);border-radius:18px;padding:22px;background:rgba(255,255,255,.05)}.contact{background:#112b1c;color:#fff}.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:60px}.contact-card{border:1px solid rgba(255,255,255,.18);border-radius:var(--radius);padding:26px;background:rgba(255,255,255,.05)}footer{background:#0b2115;color:#d7e2d9;padding:22px 0}.footer-row{display:flex;justify-content:space-between;gap:20px;font-size:.9rem}
@media(max-width:1000px){.category-grid,.product-grid{grid-template-columns:repeat(2,1fr)}.split,.contact-grid{grid-template-columns:1fr}.detail-layout{grid-template-columns:1fr}.site-image{height:420px}.principle-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:720px){.container{width:calc(100% - 28px)}.section{padding:68px 0}.menu-button{display:block}.nav-links{display:none;position:absolute;top:82px;left:0;right:0;background:var(--cream);padding:22px;flex-direction:column;border-bottom:1px solid var(--line)}.nav-links.open{display:flex}.category-grid,.product-grid,.science-list,.principle-grid{grid-template-columns:1fr}.hero{min-height:74vh}.hero-copy{padding:90px 0 65px}.product-visual{height:330px}.brand img{width:170px}.footer-row{flex-direction:column}}