/* KEI Signature: energy routes, technical notation and asymmetric modules. */
.hero{isolation:isolate}.hero:after{content:"";position:absolute;right:-10%;top:24%;width:58%;height:60%;border-left:1px solid rgba(35,213,197,.16);transform:skew(-24deg);background:linear-gradient(90deg,rgba(35,213,197,.035),transparent);pointer-events:none;z-index:0}.hero-grid{background-size:112px 112px;opacity:.3}.hero-layout{grid-template-columns:1.12fr .88fr;gap:76px}.hero-copy .eyebrow{border-left:2px solid var(--cyan);padding-left:14px;line-height:1.6}.hero-copy .eyebrow>span{display:none}.hero-copy h1{max-width:720px;letter-spacing:-.045em}.hero-copy h1 em{display:inline-block;position:relative;padding-bottom:16px}.hero-copy h1 em:after{content:"";position:absolute;bottom:0;left:0;width:72px;height:3px;background:var(--cyan)}.hero-copy>p{margin-top:8px}.hero-trust{border-top:none;padding-top:0;gap:0}.hero-trust>div{border-left:1px solid rgba(255,255,255,.2);padding-left:18px}.hero-trust strong{font-size:24px}.hero-strip{background:var(--ink);height:66px}.hero-strip i{border-radius:0;transform:rotate(45deg);width:6px;height:6px}
.system-card{height:520px;border:0;background:transparent;box-shadow:none;backdrop-filter:none;overflow:hidden}.system-card:before,.system-card:after,.system-card .flow-line{display:none}.kei-energy-map{position:absolute;inset:0;color:var(--cyan);pointer-events:none}.kei-energy-map svg{width:100%;height:100%;display:block}.system-head,.system-foot{left:22px;right:22px;font-size:9px;letter-spacing:.1em}.system-head{top:18px}.system-foot{bottom:18px}.energy-core{width:146px;height:146px;border-radius:24px;transform:translate(-50%,-50%) rotate(45deg);background:var(--ink);box-shadow:0 0 70px rgba(35,213,197,.08)}.core-value{transform:rotate(-45deg)}.pulse-ring{border-radius:18px;animation:none;inset:12px;border-style:solid;border-color:rgba(35,213,197,.2)}.core-value b{font-size:30px}.system-node{width:135px;background:var(--ink);padding:9px 6px;border-left:1px solid rgba(35,213,197,.4)}.node-a{left:8px;top:112px}.node-b{right:8px;top:112px}.node-c{left:8px;bottom:112px}.node-d{right:8px;bottom:112px}.node-icon{border:0;width:24px;flex-shrink:0}.system-node b{font-size:10px}.system-node small{font-size:9px}
.section-intro>div{align-items:flex-start}.section-number{font-size:32px;font-weight:500;line-height:1;color:var(--blue);letter-spacing:-.06em;min-width:40px}.section-intro>div>.eyebrow{padding-top:6px;font-size:10px;line-height:1.8}.solution-grid{grid-template-columns:1.15fr 1fr 1fr;gap:18px}.solution-card{border-top:3px solid var(--blue);position:relative;min-height:320px;overflow:hidden;padding:30px}.solution-card.featured{border-top-color:var(--cyan);padding:38px}.solution-card:after{content:"";position:absolute;right:-24px;bottom:-24px;width:88px;height:88px;border:1px solid currentColor;transform:rotate(45deg);opacity:.06;pointer-events:none}.solution-card .service-icon{display:none}.kei-service-symbol{width:44px;height:44px;margin:26px 0 18px;color:var(--blue)}.kei-service-symbol svg{width:100%;height:100%}.featured .kei-service-symbol{width:76px;height:76px;margin:38px 0;color:var(--cyan)}.solution-card h3{margin:0 0 14px;font-size:20px;letter-spacing:-.025em}.solution-card.featured h3{font-size:26px}.card-top{font-size:11px}.card-arrow{width:30px;height:30px;display:grid;place-items:center;border:1px solid #c4d1dd;border-radius:50%}.featured .card-arrow{border-color:rgba(255,255,255,.25)}.solution-card .service-detail{gap:18px;text-decoration:none;border-top:1px solid #dce4ec;margin-top:auto;padding-top:18px}.featured .service-detail{border-color:rgba(255,255,255,.16)}
.process-track{gap:0;border-top:0}.process-step{position:relative;padding-top:26px;border-top:1px solid #dce4ec}.process-step:before{content:"";position:absolute;top:-4px;left:0;width:8px;height:8px;background:var(--blue);transform:rotate(45deg)}.step-no{font-size:48px;line-height:1;margin-bottom:28px;color:var(--blue);font-weight:400;letter-spacing:-.08em}.process-step h3{font-size:18px}.company-links>.container{grid-template-columns:1.2fr 1fr}.company-links a{padding:38px;border-left:3px solid var(--blue)}.company-links a:last-child{border-left-color:var(--cyan)}.company-links h2{font-size:28px;letter-spacing:-.04em}.company-links a>span{font-size:10px;letter-spacing:.12em}.catalog-card{padding:28px}.catalog-card:has(.pro-card-photo){padding-top:0;overflow:hidden}.catalog-card .pro-card-photo{width:calc(100% + 56px);max-width:none;margin-left:-28px;border-radius:0;aspect-ratio:16/10;height:auto}.catalog-card .catalog-number{font-size:12px}.section .catalog-card h2{margin-top:24px}.contact-copy{padding-top:24px;border-top:2px solid var(--blue)}.contact-form{border-top:2px solid var(--cyan)}.contact h2{letter-spacing:-.045em}.site-footer{position:relative}.site-footer:before{content:"";position:absolute;top:0;left:0;width:30%;height:2px;background:var(--cyan)}
html[data-theme="dark"] .section-number,html[data-theme="dark"] .step-no,html[data-theme="dark"] .kei-service-symbol{color:var(--cyan)}html[data-theme="dark"] .solution-card{border-top-color:var(--cyan)}html[data-theme="dark"] .solution-card .service-detail,html[data-theme="dark"] .card-arrow{border-color:var(--theme-border)}
@media(max-width:1100px){.hero-layout{gap:36px}.system-card{height:450px}.system-node{width:118px}.node-a,.node-b{top:88px}.node-c,.node-d{bottom:88px}.solution-grid{grid-template-columns:1fr 1fr}.solution-card.featured{grid-column:1/-1;grid-row:auto}.featured .kei-service-symbol{margin-block:22px}}
@media(max-width:760px){.hero-layout{grid-template-columns:1fr;gap:24px;padding-bottom:96px}.hero-copy h1{font-size:clamp(32px,8.2vw,46px)}.hero-trust{margin-top:32px}.hero-trust>div{padding-left:10px}.hero-trust strong{font-size:18px}.hero:after{width:85%;right:-35%}.system-card{display:block;height:330px;width:100%;max-width:420px;margin-inline:auto}.system-node{width:112px;padding:5px 2px;gap:4px}.node-a,.node-b{top:65px}.node-c,.node-d{bottom:65px}.system-node b{font-size:9px}.system-node small{font-size:8px}.node-a,.node-c{left:0}.node-b,.node-d{right:0}.energy-core{width:108px;height:108px;border-radius:18px}.core-value b{font-size:23px}.core-value span{font-size:7px}.pulse-ring{inset:9px;border-radius:12px}.system-head,.system-foot{left:8px;right:8px;font-size:8px}.hero-strip{height:58px}.section-number{font-size:26px;min-width:32px}.solution-grid{grid-template-columns:1fr;gap:16px}.solution-card,.solution-card.featured{padding:26px;min-height:0}.solution-card.featured h3{font-size:23px}.kei-service-symbol,.featured .kei-service-symbol{width:44px;height:44px;margin-block:20px}.solution-card .service-detail{margin-top:22px}.step-no{font-size:36px;margin-bottom:18px}.process-step{padding-block:24px}.company-links>.container{grid-template-columns:1fr}.company-links a{padding:26px}.company-links h2{font-size:24px}.contact-copy{padding-top:18px}}

/* KEI 10.2 — premium solution architecture */
.solutions{position:relative;overflow:hidden;background:linear-gradient(180deg,#f8fafc 0%,#eef3f7 100%)}
.solutions:before{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(90deg,rgba(46,122,240,.035) 1px,transparent 1px),linear-gradient(rgba(46,122,240,.028) 1px,transparent 1px);background-size:72px 72px;mask-image:linear-gradient(to bottom,transparent 0,#000 18%,#000 82%,transparent 100%)}
.solutions>.container{position:relative;z-index:1}
.solutions .section-intro{align-items:end;margin-bottom:56px}
.solution-grid{grid-template-columns:minmax(330px,1.16fr) repeat(2,minmax(0,1fr));gap:16px;background:transparent;border:0;align-items:stretch}
.solution-card{isolation:isolate;min-height:344px;padding:34px 34px 30px;border:1px solid rgba(115,139,162,.28);border-top:1px solid rgba(115,139,162,.28);border-radius:18px!important;background:rgba(255,255,255,.76);box-shadow:0 12px 36px rgba(10,28,47,.035);backdrop-filter:blur(12px);transition:transform .35s cubic-bezier(.2,.7,.2,1),box-shadow .35s,border-color .35s,background .35s}
.solution-card:before{content:"";position:absolute;inset:0;z-index:-1;border-radius:inherit;opacity:0;background:radial-gradient(circle at 86% 10%,rgba(46,122,240,.14),transparent 34%);transition:opacity .35s}
.solution-card:after{right:-42px;bottom:-42px;width:130px;height:130px;border-color:var(--blue);opacity:.035;transition:transform .5s,opacity .35s}
.solution-card:hover{transform:translateY(-7px);border-color:rgba(46,122,240,.48);box-shadow:0 26px 65px rgba(7,17,31,.11);background:#fff}
.solution-card:hover:before{opacity:1}.solution-card:hover:after{transform:rotate(45deg) scale(1.12);opacity:.08}
.solution-card.featured{grid-row:span 2;min-height:704px;padding:42px;border:1px solid rgba(104,174,255,.22);background:radial-gradient(circle at 85% 10%,rgba(46,122,240,.18),transparent 34%),linear-gradient(155deg,#112943 0%,#09182b 55%,#07111f 100%);box-shadow:0 28px 70px rgba(7,17,31,.18)}
.solution-card.featured:before{opacity:1;background:linear-gradient(135deg,rgba(35,213,197,.08),transparent 36%)}
.solution-card.featured:after{left:auto;right:-90px;bottom:-90px;width:290px;height:290px;border:1px solid rgba(35,213,197,.15);background:none;border-radius:50%;transform:none;opacity:1}
.solution-card.featured:hover{transform:translateY(-7px);box-shadow:0 34px 80px rgba(7,17,31,.25)}
.card-top{position:relative;z-index:2;align-items:center;color:#728397;font-size:11px;font-weight:700;letter-spacing:.14em}
.card-arrow{display:grid;width:38px;height:38px;place-items:center;border:1px solid rgba(92,119,145,.3);border-radius:50%;font-size:16px;transition:transform .3s,border-color .3s,background .3s}
.solution-card:hover .card-arrow{transform:translate(2px,-2px);border-color:var(--blue);background:rgba(46,122,240,.07)}
.featured .card-arrow{border-color:rgba(255,255,255,.2);color:var(--cyan)}
.kei-service-symbol{width:48px;height:48px;margin:32px 0 24px;color:#5ab7f7;transition:transform .35s,color .35s}
.solution-card:hover .kei-service-symbol{transform:translateY(-3px);color:var(--blue)}
.featured .kei-service-symbol{width:74px;height:74px;margin:48px 0 34px;color:#68c9ff}
.solution-card h3{max-width:390px;margin:0 0 16px;font-size:clamp(20px,1.55vw,26px);line-height:1.22;letter-spacing:-.04em}
.solution-card.featured h3{font-size:clamp(28px,2.25vw,38px);line-height:1.18;margin-bottom:20px}
.solution-card p{max-width:500px;font-size:15px;line-height:1.75;color:#65768a}
.solution-card.featured p{font-size:16px;color:#aebdcd}
.solution-card ul{display:grid;gap:4px;margin:28px 0 34px;padding:24px 0 0;border-top:1px solid rgba(255,255,255,.13)}
.solution-card li{position:relative;padding:5px 0 5px 18px;font-size:13px;color:#aebdcd}
.solution-card li:before{content:"";position:absolute;left:0;top:13px;width:6px;height:6px;border:1px solid var(--cyan);transform:rotate(45deg)}
.kei-solution-tags{display:flex;flex-wrap:wrap;gap:7px;margin:24px 0 4px}
.kei-solution-tags span{padding:6px 9px;border:1px solid rgba(70,111,148,.2);border-radius:999px;background:rgba(46,122,240,.035);color:#61758a;font-size:10px;font-weight:800;letter-spacing:.055em;text-transform:uppercase}
.featured .kei-solution-tags span{border-color:rgba(104,201,255,.2);background:rgba(104,201,255,.06);color:#a9cbe5}
.solution-card .service-detail{margin-top:auto;padding-top:20px;border-top:1px solid rgba(116,139,161,.24);color:#1976c9;font-weight:800;text-decoration:none;transition:gap .25s,color .25s}
.solution-card .service-detail:hover{gap:25px;color:var(--blue)}
.featured .service-detail{border-color:rgba(255,255,255,.14);color:#69c8ff}
html[data-theme="dark"] .solutions{background:linear-gradient(180deg,#081523,#0a1827)}
html[data-theme="dark"] .solution-card:not(.featured){background:rgba(15,33,51,.82);border-color:rgba(130,164,194,.2)}
html[data-theme="dark"] .kei-solution-tags span{color:#9eb2c6;border-color:rgba(130,164,194,.2)}
@media(max-width:1100px){.solution-grid{grid-template-columns:1fr 1fr}.solution-card.featured{grid-column:1/-1;grid-row:auto;min-height:480px}.solution-card.featured .kei-service-symbol{margin-block:28px}.solution-card.featured ul{margin-bottom:26px}}
@media(max-width:760px){.solutions .section-intro{margin-bottom:34px}.solution-grid{grid-template-columns:1fr;gap:14px}.solution-card,.solution-card.featured{grid-column:auto;padding:26px;min-height:0;border-radius:14px!important}.solution-card.featured{min-height:0}.solution-card h3,.solution-card.featured h3{font-size:23px}.kei-service-symbol,.featured .kei-service-symbol{width:46px;height:46px;margin:24px 0 20px}.kei-solution-tags{margin-top:20px}.solution-card.featured:after{width:180px;height:180px;right:-80px;bottom:-80px}}

/* KEI 10.3 — premium delivery, company gateway and conversion layer */
.process{position:relative;overflow:hidden;background:linear-gradient(180deg,#071421 0%,#0a1b2b 100%)!important;color:#fff!important;border:0!important}
.process:before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(circle at 88% 12%,rgba(46,122,240,.14),transparent 31%),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:auto,84px 84px}
.process>.container{position:relative;z-index:1}.process .section-intro{margin-bottom:62px}.process .section-number{color:var(--cyan)!important}.process .eyebrow{color:#90a4b8!important}.process .section-intro p{color:#9eb0c2!important;max-width:580px}
.process .section-intro h2{color:#fff}.process .section-intro h2 em{color:var(--cyan)!important}
.process-track{position:relative;grid-template-columns:repeat(4,1fr);gap:14px;border:0!important}
.process-track:before{content:"";position:absolute;left:2%;right:2%;top:37px;height:1px;background:linear-gradient(90deg,var(--cyan),rgba(46,122,240,.65),rgba(255,255,255,.12));opacity:.7}
.process-step{position:relative;min-height:310px;padding:68px 26px 28px!important;border:1px solid rgba(151,177,201,.14)!important;border-radius:16px;background:rgba(255,255,255,.035);backdrop-filter:blur(8px);transition:transform .3s,border-color .3s,background .3s,box-shadow .3s}
.process-step:before{top:31px;left:26px;width:13px;height:13px;border:3px solid #0a1b2b;border-radius:50%;background:var(--cyan)!important;transform:none;box-shadow:0 0 0 1px rgba(35,213,197,.38),0 0 24px rgba(35,213,197,.28);z-index:2}
.process-step:hover{transform:translateY(-6px);border-color:rgba(35,213,197,.38)!important;background:rgba(255,255,255,.055);box-shadow:0 24px 60px rgba(0,0,0,.18)}
.step-no{font-size:12px!important;line-height:1!important;margin:0 0 48px!important;color:#6f8499!important;font-weight:800!important;letter-spacing:.15em!important}
.process-step h3{margin:0 0 16px;color:#fff;font-size:19px!important;line-height:1.35}.process-step p{margin:0;color:#96a9bc!important;font-size:14px!important;line-height:1.75}
.process-step:nth-child(2):before,.process-step:nth-child(4):before{background:#5da7ff!important;box-shadow:0 0 0 1px rgba(93,167,255,.35),0 0 24px rgba(93,167,255,.24)}
.company-links{position:relative;padding:92px 0!important;background:linear-gradient(180deg,#f4f7fa,#fff)!important;overflow:hidden}.company-links:before{content:"KEI";position:absolute;right:-.02em;top:-.3em;font-family:Unbounded,Manrope,sans-serif;font-size:clamp(180px,26vw,430px);font-weight:700;line-height:1;color:rgba(16,44,72,.025);letter-spacing:-.09em;pointer-events:none}
.company-links>.container{position:relative;z-index:1;grid-template-columns:1.15fr .85fr!important;gap:18px!important}.company-links a{position:relative;min-height:310px;padding:46px!important;border:1px solid rgba(112,137,161,.24)!important;border-left:1px solid rgba(112,137,161,.24)!important;border-radius:18px;background:rgba(255,255,255,.78)!important;box-shadow:0 12px 38px rgba(8,29,49,.04);overflow:hidden;transition:transform .35s,border-color .35s,box-shadow .35s!important}
.company-links a:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 90% 12%,rgba(46,122,240,.13),transparent 34%);opacity:0;transition:opacity .35s}.company-links a:after{content:"↗";position:absolute;right:36px;top:34px;width:42px;height:42px;display:grid;place-items:center;border:1px solid rgba(70,104,136,.28);border-radius:50%;color:var(--blue);font-size:18px;transition:transform .3s,background .3s}
.company-links a:last-child:before{background:radial-gradient(circle at 90% 12%,rgba(35,213,197,.14),transparent 34%)}.company-links a:last-child:after{color:#149f96}
.company-links a:hover{transform:translateY(-7px);border-color:rgba(46,122,240,.42)!important;box-shadow:0 26px 65px rgba(8,29,49,.10)}.company-links a:hover:before{opacity:1}.company-links a:hover:after{transform:translate(2px,-2px);background:rgba(46,122,240,.06)}
.company-links a>span,.company-links a>p,.company-links a>h2{position:relative;z-index:1}.company-links a>span{display:inline-block;margin-bottom:72px;color:#657a8f!important;font-weight:800;letter-spacing:.14em!important}.company-links h2{max-width:470px;margin:0 0 18px;font-size:clamp(26px,2.4vw,36px)!important;line-height:1.22}.company-links p{max-width:500px;margin:0;color:#65778a!important;line-height:1.75}
.contact{position:relative;overflow:hidden;background:linear-gradient(120deg,#1ed4c5 0%,#54e0d2 48%,#b7f2eb 100%)!important}.contact:before{content:"";position:absolute;right:-170px;top:-240px;width:620px;height:620px;border:1px solid rgba(7,17,31,.11);border-radius:50%;box-shadow:0 0 0 80px rgba(255,255,255,.04),0 0 0 160px rgba(255,255,255,.025);pointer-events:none}.contact>.container{position:relative;z-index:1}.contact-form{border:1px solid rgba(7,17,31,.10)!important;border-top:1px solid rgba(7,17,31,.10)!important;border-radius:18px;box-shadow:0 28px 70px rgba(7,17,31,.14)!important}.contact-copy{border-top:0!important;padding-top:0!important}.contact-note{padding:18px 20px;border:1px solid rgba(7,17,31,.14);border-radius:12px;background:rgba(255,255,255,.17)}
html[data-theme="dark"] .company-links{background:linear-gradient(180deg,#0b1522,#08121d)!important}html[data-theme="dark"] .company-links a{background:rgba(18,35,52,.78)!important;border-color:rgba(129,157,183,.18)!important}html[data-theme="dark"] .company-links a>span,html[data-theme="dark"] .company-links p{color:var(--theme-muted)!important}html[data-theme="dark"] .company-links:before{color:rgba(255,255,255,.018)}
@media(max-width:980px){.process-track{grid-template-columns:1fr 1fr}.process-track:before{display:none}.process-step{min-height:270px}.company-links>.container{grid-template-columns:1fr 1fr!important}.company-links a{min-height:290px;padding:34px!important}}
@media(max-width:760px){.process .section-intro{margin-bottom:34px}.process-track{grid-template-columns:1fr;gap:12px}.process-step{min-height:0;padding:62px 24px 24px!important}.process-step:before{left:24px}.step-no{margin-bottom:28px!important}.company-links{padding:64px 0!important}.company-links>.container{grid-template-columns:1fr!important}.company-links a{min-height:250px;padding:30px!important}.company-links a>span{margin-bottom:48px}.company-links a:after{right:24px;top:24px}.contact:before{width:380px;height:380px;right:-190px;top:-120px}.contact-form{border-radius:14px}}

/* KEI 10.4 — visible selectable solution scope */
.kei-solution-choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin:22px 0 24px}
.kei-solution-choice{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:46px;padding:11px 13px;border:1px solid rgba(89,120,149,.2);border-radius:10px;background:rgba(255,255,255,.48);color:#29435d;text-decoration:none;font-size:12px;font-weight:750;line-height:1.3;transition:transform .22s,border-color .22s,background .22s,color .22s}
.kei-solution-choice:after{content:'↗';flex:0 0 auto;color:var(--blue);font-size:13px}.kei-solution-choice:hover{transform:translateY(-2px);border-color:rgba(46,122,240,.5);background:#fff;color:#0c5fa9}
.solution-card.featured .kei-solution-choices{grid-template-columns:1fr;margin-top:24px}.solution-card.featured .kei-solution-choice{border-color:rgba(134,190,230,.18);background:rgba(255,255,255,.035);color:#d3dfeb}.solution-card.featured .kei-solution-choice:hover{border-color:rgba(35,213,197,.48);background:rgba(35,213,197,.07);color:#fff}.solution-card.featured .kei-solution-choice:after{color:var(--cyan)}
.solution-card.featured>ul{display:none}.kei-solution-tags{margin-top:4px}.solution-card .service-detail{display:flex!important;visibility:visible!important;opacity:1!important;position:relative!important}
html[data-theme="dark"] .kei-solution-choice{background:rgba(255,255,255,.025);border-color:rgba(140,173,202,.18);color:#bdd0e1}html[data-theme="dark"] .kei-solution-choice:hover{background:rgba(46,122,240,.08);border-color:rgba(104,174,255,.42);color:#fff}
@media(max-width:760px){.kei-solution-choices{grid-template-columns:1fr}.kei-solution-choice{min-height:44px}.solution-card .service-detail{margin-top:14px}}