:root{--ink:#183029;--green:#2f6f59;--mint:#dcebe4;--paper:#f7f5ef;--line:#d8ddd8}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:var(--paper);margin:0;font-family:Arial,Hiragino Kaku Gothic ProN,Yu Gothic,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}.site-header{border-bottom:1px solid var(--line);z-index:10;background:#fff;justify-content:space-between;align-items:center;height:72px;padding:0 max(5vw,24px);display:flex;position:sticky;top:0}.brand{letter-spacing:.08em;font-size:1.35rem;font-weight:900}.brand span{color:var(--green)}nav{gap:24px;display:flex}.container{width:min(1160px,90vw);margin:auto}.hero{background:linear-gradient(135deg,#eef4ef,#d9e8de);padding:66px 0 54px;overflow:hidden}.hero-layout{grid-template-columns:minmax(0,.88fr) minmax(420px,1.12fr);align-items:center;gap:clamp(30px,6vw,72px);display:grid}.hero-copy{isolation:isolate;position:relative}.hero-copy>:not(.hero-copy-motion){z-index:2;position:relative}.hero-copy-motion{z-index:0;pointer-events:none;opacity:.42;position:absolute;inset:-42px -26px -26px -48px;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,#000 15% 75%,#0000);mask-image:linear-gradient(90deg,#000 15% 75%,#0000)}.hero-copy-motion span{color:#2f6f59;filter:blur(.15px);background:#fff7;border:1px solid #68a58c55;border-radius:999px;padding:5px 10px;font-size:.62rem;font-weight:800;animation:9s ease-in-out infinite hero-float;position:absolute}.hero-copy-motion span:first-child{animation-delay:-1s;top:9%;left:47%}.hero-copy-motion span:nth-child(2){animation-delay:-4.2s;top:39%;left:67%}.hero-copy-motion span:nth-child(3){animation-delay:-6.5s;top:68%;left:37%}.hero-copy-motion span:nth-child(4){animation-delay:-2.4s;top:82%;left:75%}.hero-copy-motion i{border:1px solid #2f6f5928;border-radius:22px;width:180px;height:118px;animation:12s ease-in-out infinite hero-card-drift;position:absolute;transform:rotate(-8deg)}.hero-copy-motion i:first-of-type{top:12%;left:20%}.hero-copy-motion i:nth-of-type(2){width:132px;height:88px;animation-delay:-6s;bottom:4%;right:2%}.eyebrow{color:var(--green);letter-spacing:.14em;font-weight:800}.hero h1{max-width:850px;margin:.25em 0;font-size:clamp(2.5rem,6vw,4.8rem);line-height:1.05}.hero p{max-width:680px;font-size:1.02rem}.hero-promise{margin-top:20px;font-size:clamp(1rem,2vw,1.25rem);display:block}.hero-cta{background:var(--ink);color:#fff;border-radius:999px;align-items:center;gap:18px;margin-top:24px;padding:13px 19px;font-size:.84rem;font-weight:800;display:inline-flex}.hero-cta span{font-size:1.1rem}.search{background:#fff;border-radius:12px;max-width:760px;margin-top:30px;padding:20px;box-shadow:0 10px 30px #18302918}.search label{font-weight:700}.search div{margin-top:8px;display:flex}.search input{border:1px solid var(--line);flex:1;padding:14px;font-size:1rem}.search button{background:var(--green);color:#fff;border:0;padding:0 24px;font-weight:700}.section{padding:64px 0}.section-title{font-size:2rem}.grid{grid-template-columns:repeat(3,1fr);gap:24px;display:grid}.video-card{border:1px solid var(--line);background:#fff;border-radius:12px;overflow:hidden}.thumb{aspect-ratio:16/9;background:var(--mint);position:relative}.thumb img{object-fit:cover}.card-body{padding:18px}.card-body h2{font-size:1.05rem;line-height:1.45}.card-body p{color:#53655f;-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.chips{flex-wrap:wrap;gap:6px;display:flex}.chips span{background:var(--mint);border-radius:99px;padding:3px 8px;font-size:.76rem;font-weight:700}.detail{padding:48px 0}.detail h1{font-size:clamp(2rem,5vw,3.6rem);line-height:1.15}.embed{aspect-ratio:16/9;background:#111;border:0;width:100%}.facts{grid-template-columns:repeat(4,1fr);gap:12px;margin:24px 0;display:grid}.fact{border:1px solid var(--line);background:#fff;padding:16px}.fact small{color:#687872;display:block}.footer{background:var(--ink);color:#fff;margin-top:80px;padding:40px 5vw}.footer-inner{justify-content:space-between;align-items:flex-start;gap:32px;display:flex}.footer-links{flex-wrap:wrap;justify-content:flex-end;gap:12px 24px;font-size:.85rem;display:flex}.footer-links a{color:#fff;opacity:.82}.footer-links a:hover{text-underline-offset:4px;text-decoration:underline}@keyframes hero-float{0%,to{transform:translate(0,0)rotate(-2deg)}50%{transform:translate(10px,-15px)rotate(2deg)}}@keyframes hero-card-drift{0%,to{transform:translate(0,0)rotate(-8deg)}50%{transform:translate(16px,-12px)rotate(-3deg)}}@media (max-width:900px){.hero-layout{grid-template-columns:1fr}.hero-copy{max-width:680px}.hero h1{font-size:clamp(2.5rem,11vw,4.4rem)}}@media (max-width:760px){nav{gap:12px;font-size:.88rem}.footer-inner{display:block}.footer-links{justify-content:flex-start;margin-top:24px}.grid{grid-template-columns:1fr}.facts{grid-template-columns:repeat(2,1fr)}.hero{padding:42px 0 30px}.search div{display:block}.search input,.search button{width:100%;height:48px}.chips span{padding:3px 7px;font-size:.68rem}.hero-promise{margin-top:14px;font-size:.92rem}.hero-cta{margin-top:17px}.hero-copy-motion{opacity:.34;inset:-28px -16px -14px -22px}.hero-copy-motion span:nth-child(3){top:60%;left:30%}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.hero-copy-motion span,.hero-copy-motion i{animation:none}}