@import"https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.css";:root{--bg: #F9F9F7;--bg-alt: #F2F2EF;--line: #D8D8D4;--text: #1A1A1A;--text-sub: #5A5A5A;--text-muted: #9A9A9A;--accent: #B83228;--charcoal: #222222;--white: #FFFFFF;--grid: rgba(0,0,0,.035);--max-w: 1120px;--sp: 96px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:Pretendard,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}.grid-bg{background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:40px 40px}.container{max-width:var(--max-w);margin:0 auto;padding:0 28px}section{padding:var(--sp) 0}.label{font-size:10px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--text-muted);display:flex;align-items:center;gap:14px;margin-bottom:36px}.label:after{content:"";flex:1;height:1px;background:var(--line)}h1,h2,h3,h4{font-weight:800;line-height:1.15;letter-spacing:-.025em}h2{font-size:clamp(28px,4vw,44px);margin-bottom:16px}h3{font-size:18px}.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;font-size:14px;font-weight:600;letter-spacing:.02em;cursor:pointer;border:1px solid transparent;text-decoration:none;font-family:inherit;transition:background .18s,color .18s,border-color .18s}.btn-primary{background:var(--charcoal);color:var(--white);border-color:var(--charcoal)}.btn-primary:hover{background:var(--accent);border-color:var(--accent)}.btn-outline{background:transparent;color:var(--charcoal);border-color:var(--charcoal)}.btn-outline:hover{background:var(--charcoal);color:var(--white)}.btn-white{background:var(--white);color:var(--charcoal);border-color:var(--white)}.btn-white:hover{background:var(--accent);color:var(--white);border-color:var(--accent)}nav{position:fixed;top:0;left:0;right:0;z-index:100;background:#f9f9f7f0;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.nav-inner{max-width:var(--max-w);margin:0 auto;padding:0 28px;height:58px;display:flex;align-items:center;justify-content:space-between}.nav-logo{font-size:15px;font-weight:900;letter-spacing:-.03em;color:var(--text);text-decoration:none}.nav-logo em{color:var(--accent);font-style:normal}.nav-links{display:flex;gap:28px;list-style:none}.nav-links a{font-size:13px;font-weight:500;color:var(--text-sub);text-decoration:none;transition:color .15s}.nav-links a:hover,.nav-links a.active{color:var(--text)}.nav-cta{padding:9px 20px;font-size:13px}#hero{padding-top:146px;padding-bottom:88px;min-height:100vh;display:flex;align-items:center}.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}.hero-eyebrow{font-size:10px;font-weight:700;letter-spacing:.25em;text-transform:uppercase;color:var(--accent);margin-bottom:20px;display:flex;align-items:center;gap:10px}.hero-eyebrow:before{content:"";width:20px;height:1px;background:var(--accent)}.hero-title{font-size:clamp(38px,5.5vw,68px);font-weight:900;line-height:1.08;letter-spacing:-.03em;margin-bottom:20px}.hero-sub{font-size:18px;color:var(--text-sub);margin-bottom:36px;border-left:2px solid var(--line);padding-left:16px;line-height:1.6}.hero-pills{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:36px}.pill{display:inline-flex;align-items:center;gap:7px;padding:8px 16px;border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--text-sub);background:var(--white)}.pill-dot{width:6px;height:6px;background:var(--accent);flex-shrink:0}.hero-btns{display:flex;gap:12px;flex-wrap:wrap}.illus-frame{border:1px solid var(--line);padding:44px 40px;background:var(--white);position:relative}.illus-tag{position:absolute;top:14px;left:14px;font-size:9px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-muted);font-family:Courier New,monospace}#how-it-works{background:var(--bg-alt)}.steps-wrap{display:grid;grid-template-columns:repeat(3,1fr);background:var(--line);border:1px solid var(--line);margin-top:56px}.step-card{background:var(--white);padding:40px 32px}.step-card:not(:last-child){border-right:1px solid var(--line)}.step-num{font-size:10px;font-weight:700;letter-spacing:.18em;color:var(--text-muted);margin-bottom:24px;font-family:Courier New,monospace}.step-icon{width:44px;height:44px;margin-bottom:18px;stroke:var(--charcoal);stroke-width:1.5;fill:none}.step-title{font-size:20px;font-weight:800;margin-bottom:12px}.step-desc{font-size:14px;color:var(--text-sub);line-height:1.75}.section-intro{max-width:520px;color:var(--text-sub);font-size:15px;margin-bottom:56px}.tech-grid{display:grid;grid-template-columns:repeat(2,1fr);background:var(--line);border:1px solid var(--line)}.tech-card{background:var(--white);padding:40px}.tech-card:nth-child(1),.tech-card:nth-child(2){border-bottom:1px solid var(--line)}.tech-card:nth-child(odd){border-right:1px solid var(--line)}.tech-tag{display:inline-block;font-size:9px;font-weight:700;letter-spacing:.22em;color:var(--accent);margin-bottom:14px;text-transform:uppercase}.tech-title{font-size:22px;font-weight:800;margin-bottom:12px;letter-spacing:-.02em}.tech-desc{font-size:14px;color:var(--text-sub);line-height:1.8}#volume-reduction{background:var(--charcoal);color:var(--white)}#volume-reduction .label{color:#ffffff59}#volume-reduction .label:after{background:#ffffff1f}.vol-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}.vol-text h2{color:var(--white)}.vol-text p{color:#ffffff94;font-size:15px;line-height:1.8;margin-top:16px}.vol-note{margin-top:28px;font-size:11px;color:#ffffff4d;border-top:1px solid rgba(255,255,255,.08);padding-top:16px}.bar-area{display:flex;align-items:flex-end;gap:40px;height:240px;padding-top:24px}.bar-col{display:flex;flex-direction:column;align-items:center;gap:10px;flex:1}.bar-wrap{width:100%;display:flex;flex-direction:column;justify-content:flex-end;height:190px}.bar{width:100%}.bar-before{height:170px;background:#ffffff1a;border:1px solid rgba(255,255,255,.18)}.bar-after{height:17px;background:var(--accent);border:1px solid var(--accent)}.bar-pct{font-size:13px;font-weight:700;color:#ffffffd9;text-align:center}.bar-pct.accent{color:var(--accent)}.bar-name{font-size:11px;color:#fff6;text-align:center;letter-spacing:.06em}.cases-wrap{display:grid;grid-template-columns:repeat(3,1fr);background:var(--line);border:1px solid var(--line);margin-top:56px}.case-card{background:var(--white);padding:40px 32px}.case-card:not(:last-child){border-right:1px solid var(--line)}.case-icon{width:40px;height:40px;margin-bottom:18px;stroke:var(--charcoal);stroke-width:1.5;fill:none}.case-tag{font-size:10px;color:var(--accent);font-weight:700;letter-spacing:.14em;text-transform:uppercase;margin-bottom:12px}.case-title{font-size:18px;font-weight:800;margin-bottom:12px}.case-desc{font-size:14px;color:var(--text-sub);line-height:1.8}#specs{background:var(--bg-alt)}.specs-layout{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:56px;align-items:start}.specs-table{border:1px solid var(--line);background:var(--white)}.spec-row{display:grid;grid-template-columns:152px 1fr;border-bottom:1px solid var(--line)}.spec-row:last-child{border-bottom:none}.spec-k{padding:18px 22px;font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--text-muted);text-transform:uppercase;border-right:1px solid var(--line);background:var(--bg-alt)}.spec-v{padding:18px 22px;font-size:14px;font-weight:500;color:var(--text)}.specs-diagram{border:1px solid var(--line);padding:36px;background:var(--white)}.faq-wrap{margin-top:56px;border:1px solid var(--line);background:var(--white)}.faq-item{border-bottom:1px solid var(--line)}.faq-item:last-child{border-bottom:none}.faq-q{width:100%;padding:26px 32px;display:flex;justify-content:space-between;align-items:center;font-size:15px;font-weight:600;color:var(--text);background:none;border:none;cursor:pointer;text-align:left;font-family:inherit;gap:16px;transition:background .15s}.faq-q:hover{background:var(--bg-alt)}.faq-ico{flex-shrink:0;width:20px;height:20px;stroke:var(--text-muted);stroke-width:1.5;fill:none;transition:transform .3s ease}.faq-ico.open{transform:rotate(45deg)}.faq-a{padding:0 32px;max-height:0;overflow:hidden;transition:max-height .38s ease,padding .25s}.faq-a.open{max-height:200px;padding:0 32px 26px}.faq-a p{font-size:14px;color:var(--text-sub);line-height:1.85}#contact{background:var(--bg-alt)}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:56px}.contact-card{background:var(--white);border:1px solid var(--line);padding:40px;display:flex;flex-direction:column;justify-content:space-between;gap:28px}.contact-sub-tag{font-size:10px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--text-muted);margin-bottom:4px;display:block}.b2b-card{background:var(--charcoal);color:var(--white);border:1px solid var(--charcoal);padding:40px;display:flex;flex-direction:column;justify-content:space-between;gap:32px}.b2b-tag{font-size:9px;font-weight:700;letter-spacing:.25em;color:#ffffff59;text-transform:uppercase;margin-bottom:20px;display:block}.b2b-title{font-size:26px;font-weight:900;color:var(--white);margin-bottom:14px;letter-spacing:-.025em}.b2b-desc{font-size:14px;color:#ffffff8c;line-height:1.8}footer{border-top:1px solid var(--line);padding:36px 0;background:var(--bg)}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}.footer-brand{font-size:14px;font-weight:900;letter-spacing:-.02em}.footer-brand em{color:var(--accent);font-style:normal}.footer-copy{font-size:12px;color:var(--text-muted);margin-top:6px}.footer-sns{display:flex;gap:10px}.sns-btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);color:var(--text-muted);text-decoration:none;transition:border-color .15s,color .15s}.sns-btn:hover{border-color:var(--charcoal);color:var(--charcoal)}.sns-btn svg{width:15px;height:15px;stroke:currentColor;stroke-width:1.5;fill:none}.not-found{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:40px 28px}.not-found-inner{text-align:center;max-width:560px}.not-found-diagram{margin:0 auto 48px;width:100%;max-width:400px}.not-found-code{font-size:clamp(80px,18vw,140px);font-weight:900;letter-spacing:-.06em;line-height:1;color:var(--charcoal);font-family:Pretendard,monospace;margin-bottom:4px}.not-found-rule{width:48px;height:1px;background:var(--line);margin:20px auto}.not-found-title{font-size:22px;font-weight:800;margin-bottom:12px;letter-spacing:-.02em}.not-found-desc{font-size:15px;color:var(--text-sub);line-height:1.75;margin-bottom:36px}.not-found-annotation{font-size:9px;letter-spacing:.18em;text-transform:uppercase;color:var(--text-muted);font-family:Courier New,monospace;margin-top:40px}.anim{opacity:0;transform:translateY(20px);transition:opacity .5s ease,transform .5s ease}.anim.visible{opacity:1;transform:translateY(0)}@media(max-width:960px){:root{--sp: 64px}.hero-grid,.vol-grid,.specs-layout,.contact-grid{grid-template-columns:1fr;gap:48px}.hero-illus{display:none}.steps-wrap,.cases-wrap{grid-template-columns:1fr}.steps-wrap .step-card:not(:last-child),.case-card:not(:last-child){border-right:none;border-bottom:1px solid var(--line)}.tech-grid{grid-template-columns:1fr}.tech-card:nth-child(odd){border-right:none}nav .nav-links{display:none}}@media(max-width:600px){:root{--sp: 48px}.hero-title{font-size:clamp(34px,10vw,52px)}.hero-btns{flex-direction:column}.btn{justify-content:center}.spec-row{grid-template-columns:110px 1fr}.faq-q{padding:20px}.faq-a,.faq-a.open{padding-left:20px;padding-right:20px}.contact-card,.b2b-card{padding:28px}}