*{margin:0;padding:0;box-sizing:border-box}
:root{
  --ink:#16322c; --ink-soft:#4f6f67; --ink-faint:#8aa39b;
  --bg:#f3f8f6; --bg-2:#eaf3f0; --card:#ffffff; --cream:#fbfaf4;
  --teal:#13a08a; --teal-d:#0c8473; --teal-l:#5fd6bf;
  --sky:#6cc0cc; --sky-d:#3f93ad; --leaf:#84b454; --leaf-d:#5f8b3c; --sun:#e4d34a; --harvest:#e3934a;
  --line:#dfece8; --line-2:#cfe0db;
  --grad:linear-gradient(120deg,#13a08a,#6cc0cc 55%,#84b454);
  --grad-soft:linear-gradient(135deg,#e7f5f1,#eef6e8);
  --ink-grad:linear-gradient(120deg,#0c8473,#3f93ad);
  --shadow-s:0 4px 18px -10px rgba(20,80,70,.3);
  --shadow:0 22px 50px -26px rgba(20,80,70,.42);
  --shadow-lg:0 36px 80px -34px rgba(20,80,70,.5);
  --maxw:1160px; --radius:24px;
}
html{scroll-behavior:smooth;scroll-padding-top:82px}
body{font-family:"Zen Kaku Gothic New","Hiragino Kaku Gothic ProN",system-ui,sans-serif;
  color:var(--ink);line-height:1.85;background:var(--bg);-webkit-font-smoothing:antialiased;overflow-x:hidden}
.wrap{width:min(var(--maxw),92vw);margin-inline:auto;position:relative}
img{max-width:100%;display:block} a{color:inherit;text-decoration:none} .sp{display:none}
.grad-text{background:var(--ink-grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.5em;justify-content:center;font-weight:700;border-radius:40px;
  padding:.9em 1.7em;font-size:1rem;transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s,background .25s;
  cursor:pointer;border:0}
.btn .ic{width:18px;height:18px}
.btn-lg{padding:1.05em 2.1em;font-size:1.05rem} .btn-sm{padding:.6em 1.2em;font-size:.9rem}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 32px -12px rgba(19,160,138,.6)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 20px 42px -14px rgba(19,160,138,.7)}
.btn-ghost{background:#fff;color:var(--teal-d);box-shadow:var(--shadow-s);border:1.5px solid var(--line-2)}
.btn-ghost:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.btn-white{background:#fff;color:var(--teal-d);box-shadow:0 14px 34px -16px rgba(0,0,0,.4)}
.btn-white:hover{transform:translateY(-3px)}
.btn-ondark{background:rgba(255,255,255,.14);color:#fff;border:1.5px solid rgba(255,255,255,.5)}
.btn-ondark:hover{background:rgba(255,255,255,.22);transform:translateY(-3px)}

/* header */
header{position:sticky;top:0;z-index:50;transition:.3s}
header.scrolled{background:rgba(243,248,246,.86);backdrop-filter:saturate(160%) blur(14px);box-shadow:0 6px 30px -20px rgba(20,80,70,.4)}
.bar{display:flex;align-items:center;gap:1.3rem;height:72px}
.brand img{height:34px}
.nav{display:flex;gap:1.5rem;margin-left:auto;font-weight:600;font-size:.96rem}
.nav a{color:var(--ink-soft);position:relative;padding:.2em 0}
.nav a::after{content:"";position:absolute;left:0;bottom:-3px;height:2px;width:0;background:var(--teal);transition:width .25s}
.nav a:hover{color:var(--ink)} .nav a:hover::after{width:100%}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;margin-left:auto;padding:6px}
.burger span{width:25px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
.mobile-menu{display:none}

/* hero */
.hero{position:relative;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none}
.blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.5}
.blob.b1{width:520px;height:520px;background:radial-gradient(circle,#9fe6d6,transparent 70%);top:-160px;right:-120px}
.blob.b2{width:440px;height:440px;background:radial-gradient(circle,#cfe9a8,transparent 70%);bottom:-180px;left:-120px;opacity:.45}
.blob.b3{width:300px;height:300px;background:radial-gradient(circle,#bfe6ec,transparent 70%);top:30%;left:48%;opacity:.4}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr .98fr;gap:clamp(2rem,4vw,3.6rem);
  align-items:center;padding-block:clamp(2.4rem,5vw,4.4rem)}
.eyebrow{display:inline-flex;align-items:center;gap:.6em;font-weight:700;font-size:.85rem;color:var(--teal-d);
  background:#fff;border:1px solid var(--line-2);padding:.5em 1.05em;border-radius:40px;margin-bottom:1.3rem;box-shadow:var(--shadow-s)}
.eyebrow .seed{display:inline-flex;gap:4px} .eyebrow .seed i{width:8px;height:8px;border-radius:50%}
.eyebrow .seed i:nth-child(1){background:var(--sky)}.eyebrow .seed i:nth-child(2){background:var(--sun)}.eyebrow .seed i:nth-child(3){background:var(--leaf)}
.hero h1{font-size:clamp(2.1rem,5vw,3.55rem);line-height:1.26;font-weight:900;letter-spacing:-.01em;margin-bottom:1.2rem}
.hero-lead{font-size:clamp(1rem,1.5vw,1.12rem);color:var(--ink-soft);max-width:31em;margin-bottom:1.8rem}
.hero-lead b{color:var(--ink);font-weight:800}
.hero-actions{display:flex;gap:.9rem;flex-wrap:wrap;margin-bottom:1.7rem}
.hero-tags{display:flex;gap:.6rem;flex-wrap:wrap}
.tag{display:inline-flex;align-items:center;gap:.45em;background:#fff;border:1px solid var(--line-2);border-radius:40px;
  padding:.45em 1em;font-weight:700;font-size:.85rem;box-shadow:var(--shadow-s)}
.tag .d{width:8px;height:8px;border-radius:50%}
.tag.t1 .d{background:var(--sky)}.tag.t2 .d{background:var(--harvest)}.tag.t3 .d{background:var(--leaf)}

/* hero eco diagram */
.eco{position:relative;width:100%;max-width:520px;margin:0 auto;aspect-ratio:1}
.eco .ring{position:absolute;inset:0;width:100%;height:100%}
.spin{transform-origin:center;animation:spin 44s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.ecenter{position:absolute;left:50%;top:50%;width:31%;aspect-ratio:1;transform:translate(-50%,-50%);background:#fff;
  border-radius:50%;display:grid;place-items:center;box-shadow:var(--shadow),0 0 0 10px rgba(255,255,255,.55);z-index:5;text-align:center}
.ecenter img{width:60%;margin:0 auto .15rem} .ecenter small{font-size:.68rem;color:var(--ink-soft);font-weight:700;display:block}
.enode{position:absolute;width:33%;background:#fff;border-radius:18px;padding:.85em .8em;text-align:center;box-shadow:var(--shadow);z-index:4}
.enode .eic{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;margin:0 auto .35rem;font-size:1.25rem}
.enode b{font-size:.9rem;color:var(--ink)} .enode small{display:block;font-size:.72rem;color:var(--ink-soft);line-height:1.5;margin-top:.1rem}
.enode.n1{top:-2%;left:50%;transform:translateX(-50%)}.enode.n1 .eic{background:#dff1f3}
.enode.n2{right:-2%;top:50%;transform:translateY(-50%)}.enode.n2 .eic{background:#fbe8d4}
.enode.n3{bottom:-2%;left:50%;transform:translateX(-50%)}.enode.n3 .eic{background:#e6f1d8}
.enode.n4{left:-2%;top:50%;transform:translateY(-50%)}.enode.n4 .eic{background:#fbf3c9}

/* sections */
.sec{padding:clamp(3.6rem,6vw,6rem) 0}
.sec-tint{background:var(--bg-2)}
.sec-grad{background:var(--grad-soft)}
.sec-head{text-align:center;max-width:46rem;margin:0 auto clamp(2.2rem,4vw,3.2rem)}
.kicker{display:inline-flex;align-items:center;gap:.5em;font-weight:800;font-size:.78rem;letter-spacing:.14em;color:var(--teal-d);margin-bottom:.8rem}
.kicker::before,.kicker::after{content:"";width:20px;height:2px;background:var(--teal);border-radius:2px;opacity:.5}
.sec-head h2{font-size:clamp(1.7rem,3.6vw,2.55rem);font-weight:900;line-height:1.34;letter-spacing:-.01em}
.sec-sub{margin-top:1rem;color:var(--ink-soft);font-size:1.02rem}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-s);
  transition:transform .3s,box-shadow .3s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.ic-badge{width:60px;height:60px;border-radius:18px;display:grid;place-items:center;margin-bottom:1.1rem;color:#fff}
.ic-badge .ic{width:30px;height:30px}
.ib-1{background:linear-gradient(135deg,#13a08a,#5fd6bf)}.ib-2{background:linear-gradient(135deg,#6cc0cc,#3f93ad)}
.ib-3{background:linear-gradient(135deg,#84b454,#5f8b3c)}

.prob{padding:2rem 1.8rem}
.prob .num{font-size:2.1rem;font-weight:900;color:var(--teal);opacity:.28;line-height:1}
.prob h3{font-size:1.18rem;font-weight:800;margin:.3rem 0 .6rem} .prob p{color:var(--ink-soft);font-size:.95rem}
.sol{padding:2.1rem 1.8rem} .sol h3{font-size:1.26rem;font-weight:800;margin-bottom:.6rem} .sol p{color:var(--ink-soft);font-size:.96rem}

/* big eco section */
.eco-big{position:relative;max-width:600px;margin:0 auto;aspect-ratio:1}
.eco-big .ring{position:absolute;inset:0;width:100%;height:100%}
.eco-big .ecenter{width:30%} .eco-big .enode{width:31%}

/* merit */
.merit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.3rem}
.merit{padding:1.7rem 1.4rem}
.merit .rib{display:inline-block;font-weight:800;font-size:.74rem;color:#fff;padding:.32em .9em;border-radius:30px;margin-bottom:.8rem}
.r1{background:var(--harvest)}.r2{background:var(--sky-d)}.r3{background:var(--leaf-d)}.r4{background:#cda82f}
.merit h3{font-size:1.1rem;font-weight:800;margin-bottom:.8rem}
.merit ul{list-style:none;display:flex;flex-direction:column;gap:.6rem}
.merit li{position:relative;padding-left:1.5em;color:var(--ink-soft);font-size:.9rem}
.merit li::before{content:"";position:absolute;left:.1em;top:.62em;width:8px;height:8px;border-radius:50%;background:var(--teal);opacity:.7}

/* AI band */
.ai{position:relative;overflow:hidden;background:linear-gradient(150deg,#0c3b34 0%,#10564c 60%,#13605a 100%);color:#eaf6f2;padding:clamp(3.6rem,6vw,5.6rem) 0}
.ai-deco{position:absolute;inset:0;z-index:0;opacity:.55}
.ai .wrap{position:relative;z-index:1}
.ai-inner{display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(2rem,4vw,3.4rem);align-items:center}
.ai .kicker{color:#7fe3cd}.ai .kicker::before,.ai .kicker::after{background:#7fe3cd}
.ai h2{font-size:clamp(1.6rem,3.4vw,2.4rem);font-weight:900;line-height:1.4;margin-bottom:1.1rem}
.ai h2 .y{color:#9be9d6}
.ai-copy p{color:#bfe0d7;margin-bottom:1.7rem}
.ai-cards{display:grid;gap:1.1rem}
.ai-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:20px;padding:1.5rem 1.6rem;backdrop-filter:blur(8px)}
.ai-card h4{font-size:1.14rem;font-weight:800;margin-bottom:.8rem;display:flex;align-items:center;gap:.55em;color:#fff}
.ai-card .icw{width:42px;height:42px;border-radius:12px;background:rgba(127,227,205,.18);display:grid;place-items:center;color:#9be9d6;flex:0 0 auto}
.ai-card .icw .ic{width:22px;height:22px}
.ai-card ul{list-style:none;display:flex;flex-direction:column;gap:.5rem}
.ai-card li{position:relative;padding-left:1.3em;color:#bfe0d7;font-size:.9rem}
.ai-card li::before{content:"›";position:absolute;left:.1em;color:#9be9d6;font-weight:900}

/* flow timeline */
.flow{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.flow.flow-3{grid-template-columns:repeat(3,1fr);max-width:920px;margin-inline:auto}
.flow::before{content:"";position:absolute;top:31px;left:8%;right:8%;height:2px;background:linear-gradient(90deg,var(--sky),var(--sun),var(--harvest),var(--leaf));opacity:.4;z-index:0}
.flow.flow-3::before{background:linear-gradient(90deg,var(--sky),var(--sun),var(--leaf))}
.flow.flow-3 .step:nth-child(3) .circle{background:var(--leaf);color:#fff}
.step{position:relative;z-index:1;text-align:center}
.step .circle{width:62px;height:62px;border-radius:50%;display:grid;place-items:center;margin:0 auto 1rem;font-weight:900;font-size:1.4rem;color:#fff;box-shadow:var(--shadow-s);border:4px solid var(--bg)}
.step:nth-child(1) .circle{background:var(--sky)}.step:nth-child(2) .circle{background:var(--sun);color:var(--ink)}
.step:nth-child(3) .circle{background:var(--harvest)}.step:nth-child(4) .circle{background:var(--leaf)}
.step .scard{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:1.3rem 1.1rem;box-shadow:var(--shadow-s);transition:transform .3s,box-shadow .3s}
.step .scard:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.step .who{font-size:.72rem;font-weight:800;color:var(--teal-d);margin-bottom:.3rem}
.step h3{font-size:1.05rem;font-weight:800;margin-bottom:.4rem} .step p{color:var(--ink-soft);font-size:.87rem}

/* pricing */
.price-top{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;margin-bottom:2.4rem}
.ptile{padding:2rem 1.4rem;text-align:center}
.ptile .big{font-size:2.7rem;font-weight:900;line-height:1;color:transparent;background:var(--ink-grad);-webkit-background-clip:text;background-clip:text}
.ptile .lbl{font-weight:800;margin:.6rem 0 .3rem;font-size:1.05rem} .ptile small{color:var(--ink-soft);font-size:.85rem}
.price-card{padding:clamp(1.6rem,3vw,2.6rem)}
.price-card h3{font-size:1.28rem;font-weight:900;text-align:center;margin-bottom:1.4rem}
.ptable{border:1px solid var(--line-2);border-radius:16px;overflow:hidden}
.ptr{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;align-items:center}
.ptr>div{padding:.95em 1.1em;border-bottom:1px solid var(--line);font-size:.96rem}
.ptr-head>div{background:var(--bg-2);font-weight:800;font-size:.9rem}
.ptr:last-child>div{border-bottom:0} .ptr-hot>div{background:#eafaf4}
.ptr b{color:var(--teal-d);font-size:1.16rem;font-weight:900} .ptr small{font-size:.74rem;color:var(--ink-soft)}
.ex{margin-top:1.4rem;background:var(--bg);border:1px dashed var(--line-2);border-radius:16px;padding:1.2rem 1.4rem;font-size:.94rem;color:var(--ink-soft)}
.ex b{color:var(--ink)} .ex .hl{display:inline-block;margin-top:.4rem;font-weight:900;color:var(--teal-d);font-size:1.02rem}

/* CTA */
.cta{position:relative;overflow:hidden;background:var(--grad);color:#fff;padding:clamp(3.6rem,6vw,5.4rem) 0;text-align:center}
.cta-deco{position:absolute;inset:0;z-index:0;opacity:.4}
.cta .wrap{position:relative;z-index:1}
.cta h2{font-size:clamp(1.7rem,3.6vw,2.5rem);font-weight:900;margin-bottom:1rem}
.cta p{opacity:.94;max-width:40rem;margin:0 auto 2rem;font-size:1.04rem}
.cta-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

/* footer */
.foot{background:#0e2a25;color:#dceae5;padding:clamp(2.8rem,5vw,3.8rem) 0 0}
.foot-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:2.4rem;padding-bottom:2.2rem}
.foot-logo{height:34px;margin-bottom:1rem}
.foot-brand p{color:#9cbab1;font-size:.92rem}
.foot-info h4{font-size:1.05rem;font-weight:800;margin-bottom:.7rem}
.foot-info p{color:#9cbab1;font-size:.92rem;margin-bottom:.5rem}
.foot-line b{color:#dceae5;display:inline-block;width:3em}
.foot-info a{color:#7fe3cd} .foot-info a:hover{text-decoration:underline}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding:1.1rem 0}
.foot-bottom .wrap{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.82rem;color:#86a39a}

/* ===== Vision / Future section ===== */
.vision{background:var(--grad-soft);position:relative;overflow:hidden}
.vision .vbg{position:absolute;inset:0;z-index:0;opacity:.5;pointer-events:none}
.vision .wrap{position:relative;z-index:1}
.vision-lead{max-width:46rem;margin:0 auto;text-align:center;color:var(--ink-soft);font-size:1.04rem}
.vision-lead b{color:var(--teal-d)}
.roadmap{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem;position:relative;margin-bottom:2.8rem}
.roadmap::before{content:"";position:absolute;top:30px;left:10%;right:10%;height:2px;background:linear-gradient(90deg,var(--sky),var(--teal),var(--leaf));opacity:.4}
.rstage{position:relative;z-index:1;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:1.6rem 1.4rem;box-shadow:var(--shadow-s);transition:transform .3s,box-shadow .3s}
.rstage-hover:hover,.rstage:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.rstage .badge{display:inline-grid;place-items:center;width:60px;height:60px;border-radius:50%;color:#fff;font-weight:900;font-size:1.5rem;margin-bottom:.9rem;box-shadow:var(--shadow-s);border:4px solid var(--card)}
.rstage:nth-child(1) .badge{background:var(--sky)}.rstage:nth-child(2) .badge{background:var(--teal)}.rstage:nth-child(3) .badge{background:var(--leaf)}
.rstage .yr{font-size:.78rem;font-weight:800;letter-spacing:.04em;color:var(--ink-faint);margin-bottom:.2rem}
.rstage h3{font-size:1.18rem;font-weight:900;margin-bottom:.5rem;line-height:1.4}
.rstage p{color:var(--ink-soft);font-size:.9rem}
.vstats{display:grid;grid-template-columns:repeat(4,1fr);gap:1.1rem;margin-bottom:1.6rem}
.vstat{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:1.3rem 1rem;text-align:center;box-shadow:var(--shadow-s)}
.vstat .vnum{font-size:clamp(1.5rem,2.6vw,2rem);font-weight:900;line-height:1.1;background:var(--ink-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.vstat .vlbl{font-size:.82rem;color:var(--ink-soft);margin-top:.4rem;font-weight:700}
.vstat .vsub{font-size:.72rem;color:var(--ink-faint);margin-top:.15rem}
.vision-aim{display:flex;align-items:center;gap:1.1rem;background:var(--card);border:1px solid var(--line);border-left:5px solid var(--teal);border-radius:16px;padding:1.3rem 1.6rem;box-shadow:var(--shadow-s)}
.vision-aim .vico{font-size:1.8rem;line-height:1}
.vision-aim p{font-size:1rem;color:var(--ink);font-weight:600}
.vision-aim p b{color:var(--teal-d)}
.vfoot-note{text-align:center;color:var(--ink-faint);font-size:.78rem;margin-top:1rem}

.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* news */
.news-card{padding:1.4rem 1.8rem}
.news-list{list-style:none;display:flex;flex-direction:column;gap:0}
.news-item{display:grid;grid-template-columns:7.5rem 1fr auto;gap:1rem 1.4rem;align-items:center;padding:1rem 0;border-bottom:1px solid var(--line)}
.news-item:last-child{border-bottom:0}
.news-date{font-size:.85rem;font-weight:700;color:var(--ink-faint);white-space:nowrap}
.news-title{font-weight:700;font-size:1rem;color:var(--ink);transition:color .2s}
.news-title:hover{color:var(--teal-d)}
.news-arrow{font-size:1.3rem;color:var(--teal);font-weight:900;line-height:1}
.news-more{text-align:center;margin-top:2rem}
.news-empty{color:var(--ink-soft);text-align:center;padding:1rem 0}

/* blog pages */
.blog-main{padding:clamp(3.6rem,6vw,5rem) 0 clamp(4rem,7vw,6rem)}
.post-single{padding:clamp(1.8rem,3vw,2.6rem)}
.post-single-head{margin-bottom:1.6rem;padding-bottom:1.2rem;border-bottom:1px solid var(--line)}
.post-single-meta{font-size:.85rem;font-weight:700;color:var(--ink-faint);margin-bottom:.6rem}
.post-single-title{font-size:clamp(1.5rem,3vw,2rem);font-weight:900;line-height:1.4}
.post-single-body{color:var(--ink-soft);font-size:1rem}
.post-single-body>:first-child{margin-top:0}
.post-single-body h2,.post-single-body h3{color:var(--ink);margin:1.6rem 0 .8rem;font-weight:800}
.post-single-body p{margin-bottom:1rem}
.post-single-body a{color:var(--teal-d);text-decoration:underline}
.post-nav{margin-top:2rem}
.blog-pagination{margin-top:2.4rem;text-align:center}
.blog-pagination .nav-links{display:inline-flex;gap:.5rem;flex-wrap:wrap;justify-content:center}
.blog-pagination a,.blog-pagination span{display:inline-grid;place-items:center;min-width:2.4rem;height:2.4rem;padding:0 .6rem;border-radius:999px;border:1px solid var(--line-2);font-weight:700;color:var(--ink-soft)}
.blog-pagination .current{background:var(--grad);color:#fff;border-color:transparent}

@media(max-width:980px){
  .hero-inner{grid-template-columns:1fr} .eco{margin-top:1rem}
  .ai-inner{grid-template-columns:1fr} .merit-grid{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)} .flow::before{display:none}
}
@media(max-width:680px){
  .nav,.nav-cta{display:none} .burger{display:flex}
  body.menu-open .burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  body.menu-open .burger span:nth-child(2){opacity:0}
  body.menu-open .burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .mobile-menu{display:flex;flex-direction:column;background:rgba(243,248,246,.97);backdrop-filter:blur(12px);max-height:0;overflow:hidden;transition:max-height .35s;padding:0 6vw}
  body.menu-open .mobile-menu{max-height:440px;padding-block:1rem;box-shadow:0 10px 30px -16px rgba(20,80,70,.4)}
  .mobile-menu a{padding:.7em 0;font-weight:700;color:var(--ink-soft);border-bottom:1px solid var(--line)}
  .mobile-menu a.btn{color:#fff;justify-content:center;margin-top:.7rem;border-bottom:0}
  .sp{display:inline} .grid-3{grid-template-columns:1fr} .merit-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr} .price-top{grid-template-columns:1fr}
  /* eco -> stacked */
  .eco,.eco-big{aspect-ratio:auto;display:flex;flex-direction:column;gap:.9rem;max-width:360px}
  .eco .ring,.eco-big .ring{display:none}
  .ecenter,.enode{position:static;transform:none;width:auto}
  .ecenter{aspect-ratio:auto;border-radius:20px;order:-1;box-shadow:var(--shadow-s)}
  .ptable{border:0} .ptr-head{display:none}
  .ptr{grid-template-columns:1fr;border:1px solid var(--line-2);border-radius:14px;margin-bottom:.8rem;overflow:hidden}
  .ptr>div{display:flex;justify-content:space-between;border-bottom:1px solid var(--line)}
  .ptr>div::before{content:attr(data-l);font-weight:800;color:var(--ink)}
  .foot-grid{grid-template-columns:1fr}
  .vision-lead{max-width:none} .roadmap{grid-template-columns:1fr;gap:1rem} .roadmap::before{display:none}
  .vstats{grid-template-columns:repeat(2,1fr)} .vision-aim{flex-direction:column;text-align:center}
  .news-item{grid-template-columns:1fr auto}
  .news-date{grid-column:1/-1}
}