:root{--navy:#101a2b;--deep:#07111f;--blue:#2563eb;--green:#16803a;--violet:#6457c8;--ink:#17212f;--muted:#5d6b7e;--line:#d7e0ea;--soft:#eef2f7;--white:#fff}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans KR","Malgun Gothic",Arial,sans-serif;background:#fff}a{text-decoration:none;color:inherit}button{font:inherit}
    header{height:72px;padding:0 5vw;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50;background:rgba(16,26,43,.97);backdrop-filter:blur(14px);color:#fff;border-bottom:1px solid #ffffff14}.brand{display:flex;align-items:center;gap:10px}.brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:8px;background:var(--blue);font-weight:900}.brand b{letter-spacing:.04em}nav{display:flex;gap:26px;color:#c4d1e3;font-size:14px;font-weight:700}nav a:hover{color:#fff}.header-actions{display:flex;align-items:center;gap:12px}.lang-switch{display:flex;padding:3px;border:1px solid #ffffff30;border-radius:8px}.lang-switch button{border:0;background:transparent;padding:5px 8px;border-radius:5px;color:#9fb0c8;font-size:11px;font-weight:900;cursor:pointer}.lang-switch button.active{background:#fff;color:var(--navy)}.header-cta{padding:10px 15px;border:1px solid #ffffff40;border-radius:8px;font-size:14px;font-weight:800}
    .hero{min-height:720px;padding:86px 6vw;background:radial-gradient(circle at 78% 20%,#2563eb45,transparent 27%),linear-gradient(135deg,#081323,#172b49);color:#fff;display:grid;grid-template-columns:minmax(500px,.95fr) minmax(560px,1.05fr);align-items:center;gap:42px;overflow:hidden}.eyebrow,.section-title>p:first-child{margin:0 0 14px;color:#76a6ff;font-size:12px;font-weight:900;letter-spacing:.16em}.hero h1,.contact h2{font-size:clamp(44px,4.6vw,66px);line-height:1.12;letter-spacing:-.05em;margin:22px 0;word-break:keep-all}.hero h1 strong,.contact h2 strong{color:#76a6ff}.lead{max-width:680px;color:#c7d3e4;font-size:17px;line-height:1.82}.actions{display:flex;gap:12px;margin-top:32px}.actions a{min-height:50px;padding:0 20px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:850}.primary{background:var(--blue);color:#fff}.secondary{border:1px solid #ffffff50}.hero-points{display:flex;flex-wrap:wrap;gap:20px;margin-top:38px;color:#aebed3;font-size:13px}.hero-points span:before{content:"✓";color:#67d393;font-weight:900;margin-right:7px}
    .console{min-width:560px;border:1px solid #53667f;border-radius:12px;overflow:hidden;background:#f3f6fa;color:var(--ink);box-shadow:0 28px 70px #0006}.console-top{height:48px;display:flex;align-items:center;gap:10px;padding:0 14px;background:#fff;border-bottom:1px solid var(--line);font-size:11px}.console-top b{padding:7px 10px;background:var(--navy);color:#fff;border-radius:6px}.console-top .env{padding:4px 8px;background:#fff6de;color:#875a0f;border:1px solid #eac77a;border-radius:20px;font-weight:900}.console-top .user{margin-left:auto;padding:5px 9px;background:#f1f5f9;border-radius:20px}.console-body{display:grid;grid-template-columns:136px 1fr;min-height:390px}.console aside{padding:12px 8px;background:#17212b;color:#cdd8e8}.console aside strong{display:block;margin:12px 8px 5px;color:#7f93ad;font-size:9px}.console aside span{display:block;padding:8px 9px;border-radius:6px;font-size:9px}.console aside .active{background:#eaf2ff;color:#173a7a;font-weight:900}.dash{padding:18px}.dash-title{display:flex;justify-content:space-between;align-items:center}.dash-title small{color:#6d7e93;font-size:8px}.dash-title h3{font-size:18px;margin:2px 0 12px}.status{padding:5px 8px;border-radius:20px;background:#eaf8ee;color:#146c35;font-size:8px;font-weight:900}.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.kpis div,.panel{background:#fff;border:1px solid var(--line);border-radius:7px}.kpis div{padding:10px}.kpis small{display:block;font-size:8px;color:#68798e}.kpis b{font-size:20px}.console-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:9px;margin-top:9px}.panel{padding:11px;min-height:190px}.panel h4{font-size:11px;margin:0 0 12px}.risk-row{display:grid;grid-template-columns:1fr 90px 24px;align-items:center;gap:7px;border-top:1px solid #e7edf4;padding:12px 2px;font-size:8px}.bar{height:8px;background:#edf1f6;border-radius:6px;overflow:hidden}.bar i{display:block;height:100%;background:var(--green)}.bar i.warn{background:#d98a17}.nodes{height:112px;display:flex;align-items:center;justify-content:center;gap:6px}.nodes span{padding:10px 7px;border-radius:7px;background:#eef4ff;border:1px solid #bcd0f9;color:#1f4ba8;font-size:8px;font-weight:900}.nodes i{font-style:normal;color:#7f93ad}.topology small{display:block;text-align:center;color:#6d7e93;font-size:8px}
    .overview{padding:100px 8vw;background:var(--soft);display:grid;grid-template-columns:1fr .92fr;gap:70px;align-items:center}.overview h2,.section-title h2{font-size:clamp(36px,4vw,54px);line-height:1.18;letter-spacing:-.045em;margin:0}.overview h2 strong{color:var(--blue)}.overview-copy,.arch-lead,.sim-copy,.delivery-copy{color:var(--muted);font-size:16px;line-height:1.8}.stats{display:grid;grid-template-columns:1fr 1fr;gap:12px}.stats div{padding:24px;background:#fff;border:1px solid var(--line);border-top:3px solid var(--blue);border-radius:10px}.stats b{display:block;font-size:32px}.stats span{color:var(--muted);font-size:13px;font-weight:700}
    .section{padding:105px 8vw}.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:50px}.cap-grid article{min-height:238px;padding:28px 25px;border:1px solid var(--line);border-radius:12px;background:#fff;position:relative}.num{color:var(--blue);font-size:13px;font-weight:900;letter-spacing:.1em}.cap-grid h3{font-size:22px;margin:26px 0 12px}.cap-grid p{color:var(--muted);font-size:14px;line-height:1.75;margin:0}.cap-grid article:nth-child(3n+2){border-top:3px solid var(--green)}.cap-grid article:nth-child(3n+3){border-top:3px solid var(--violet)}
    .control{background:var(--deep);color:#fff}.control .section-title h2{max-width:780px}.flow{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin:58px 0 28px}.flow div{min-height:118px;padding:22px 14px;border:1px solid #3b5273;border-radius:10px;background:#152741;position:relative}.flow div:not(:last-child):after{content:"→";position:absolute;right:-17px;top:45px;color:#7990ae;z-index:2}.flow b{display:block;color:#76a6ff;font-size:12px}.flow span{display:block;margin-top:24px;font-size:17px;font-weight:850}.flow div:nth-child(4){background:var(--violet)}.flow div:nth-child(5){background:var(--green)}.flow div:nth-child(4) b,.flow div:nth-child(5) b{color:#fff}.flow-note{padding:20px;border:1px solid #324968;border-radius:10px;color:#bfd0e5;line-height:1.7}
    .architecture{background:var(--soft);display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:center}.layers{display:grid;gap:10px}.layer{padding:22px 24px;background:#fff;border:1px solid var(--line);border-left:8px solid var(--blue);border-radius:10px}.layer:nth-child(2){border-left-color:var(--green)}.layer:nth-child(3){border-left-color:var(--violet)}.layer:last-child{background:var(--navy);border-color:var(--navy);color:#fff}.layer b{display:block;font-size:19px}.layer span{display:block;margin-top:7px;color:var(--muted);font-size:14px}.layer:last-child span{color:#c5d2e4}.dbs{margin-top:14px;color:var(--green);font-weight:800;font-size:14px}
    .simulator{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:center}.sim-map{padding:35px;background:var(--deep);border-radius:14px;color:#fff}.sim-nodes{display:flex;align-items:center;justify-content:center;gap:12px}.sim-nodes span{padding:18px 15px;border:1px solid #3b5e91;border-radius:9px;background:#172c49;font-size:13px;font-weight:800}.sim-nodes span:nth-child(2){background:var(--blue)}.sim-nodes i{font-style:normal;color:#6d89ad}.patterns{display:flex;flex-wrap:wrap;gap:8px;margin-top:35px}.patterns span{padding:8px 10px;border:1px solid #39506f;border-radius:6px;color:#c3d1e4;font-size:11px}
    .delivery{background:var(--soft)}.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin-top:60px;border-top:4px solid var(--blue)}.milestone{padding:30px 20px 0;position:relative}.milestone:before{content:"";position:absolute;left:20px;top:-14px;width:24px;height:24px;border-radius:50%;background:var(--blue);border:5px solid var(--soft)}.milestone b{display:block;color:var(--blue);font-size:18px}.milestone span{display:block;margin-top:10px;font-size:14px;font-weight:750;line-height:1.55}
    .faq{background:#fff}.faq-list{max-width:920px;margin:50px auto 0;border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line);padding:22px 4px}summary{cursor:pointer;font-size:18px;font-weight:850;list-style:none;display:flex;justify-content:space-between;gap:20px}summary:after{content:"+";color:var(--blue);font-size:23px}details[open] summary:after{content:"−"}details p{color:var(--muted);line-height:1.8;margin:16px 40px 0 0}
    .contact{padding:100px 8vw;background:linear-gradient(135deg,#07111f,#172d4c);color:#fff;display:grid;grid-template-columns:1fr 410px;gap:70px;align-items:center}.contact-card{padding:34px;background:#fff;border-radius:12px;color:var(--ink)}.contact-card h3{font-size:23px;margin:0 0 22px}.contact-row{display:grid;grid-template-columns:80px 1fr;gap:10px;padding:14px 0;border-top:1px solid var(--line)}.contact-row span{color:var(--muted);font-size:13px;font-weight:800}.contact-row b{font-size:16px}.mail{display:block;margin-top:20px;padding:15px;text-align:center;background:var(--blue);color:#fff;border-radius:8px;font-weight:850}footer{padding:28px 8vw;background:#050b14;color:#8292aa;font-size:12px;display:flex;justify-content:space-between;gap:20px}
    [data-lang]{transition:opacity .15s}.mobile-menu{display:none}
    @media(max-width:1100px){nav{display:none}.hero{grid-template-columns:1fr;padding-top:70px}.console{min-width:0;max-width:760px}.overview,.architecture,.simulator,.contact{grid-template-columns:1fr}.cap-grid{grid-template-columns:repeat(2,1fr)}.flow{grid-template-columns:repeat(3,1fr)}.flow div:nth-child(3):after{display:none}.timeline{grid-template-columns:1fr;border-top:0;border-left:4px solid var(--blue);margin-left:12px}.milestone{padding:10px 20px 28px 32px}.milestone:before{left:-14px;top:10px}.contact-card{max-width:520px}}
    @media(max-width:700px){header{padding:0 18px}.brand b{font-size:14px}.header-cta{display:none}.hero,.section,.overview,.architecture,.simulator,.contact{padding:70px 22px}.hero h1,.contact h2{font-size:38px}.lead{font-size:15px}.actions{flex-direction:column}.hero-points{display:grid;gap:9px}.console-body{grid-template-columns:1fr}.console aside{display:none}.kpis{grid-template-columns:repeat(2,1fr)}.console-grid{grid-template-columns:1fr}.overview h2,.section-title h2{font-size:34px}.stats,.cap-grid{grid-template-columns:1fr}.flow{grid-template-columns:1fr}.flow div:not(:last-child):after{content:"↓";right:50%;top:auto;bottom:-23px}.sim-map{padding:25px 14px}.sim-nodes{gap:5px}.sim-nodes span{padding:14px 8px;font-size:10px}.contact-card{padding:25px 20px}.contact-row{grid-template-columns:72px 1fr}.contact-row b{font-size:14px}footer{flex-direction:column}.section{padding-top:80px;padding-bottom:80px}}
    .video-trigger{min-height:38px;padding:0 13px;border:1px solid #76a6ff55;border-radius:8px;background:#2563eb20;color:#d9e8ff;font-size:12px;font-weight:850;cursor:pointer}.video-trigger:hover{background:#2563eb45;color:#fff}
    body.video-modal-open{overflow:hidden}.video-modal{position:fixed;z-index:1000;inset:0;display:grid;place-items:center;padding:24px;opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease}.video-modal.open{opacity:1;visibility:visible}.video-modal-backdrop{position:absolute;inset:0;background:#030a16db;backdrop-filter:blur(10px)}.video-dialog{position:relative;z-index:1;width:min(960px,calc(100vw - 48px));overflow:hidden;border:1px solid #76a6ff59;border-radius:14px;background:#07111f;box-shadow:0 32px 100px #000a;transform:translateY(18px) scale(.98);transition:transform .22s ease}.video-modal.open .video-dialog{transform:none}.video-modal-header{height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 18px 0 22px;border-bottom:1px solid #ffffff14}.video-modal-header h2{margin:0;color:#fff;font-size:16px}.video-modal-actions{display:flex;align-items:center;gap:12px}.video-modal-actions a{color:#c7d9f5;font-size:12px;font-weight:800}.video-modal-actions a:hover{color:#fff}.video-close{width:34px;height:34px;padding:0;border:1px solid #ffffff24;border-radius:8px;color:#fff;background:#ffffff0d;font-size:24px}.video-frame{position:relative;aspect-ratio:16/9;background:#000}.video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
    .faq-hero{min-height:520px;padding:150px 8vw 90px;color:#fff;background:radial-gradient(circle at 78% 20%,#2563eb45,transparent 27%),linear-gradient(135deg,#081323,#172b49)}.faq-hero h1{max-width:850px;margin:20px 0;font-size:clamp(44px,5vw,70px);line-height:1.1;letter-spacing:-.05em}.faq-hero p:last-child{max-width:680px;color:#c7d3e4;font-size:17px;line-height:1.8}.faq-page-content{padding:90px 8vw 110px;background:#eef2f7}.faq-page-content .faq-list{margin-top:0}.faq-page-content details{padding:25px 18px;background:#fff}.faq-page-content details:first-child{border-top:1px solid var(--line)}.faq-back{display:inline-flex;margin-top:38px;padding:13px 18px;border-radius:8px;background:var(--blue);color:#fff;font-weight:800}
    @media(max-width:1100px){.video-trigger{display:none}}
    @media(max-width:700px){.video-modal{padding:12px}.video-dialog{width:calc(100vw - 24px)}.video-modal-header{height:54px;padding:0 10px 0 15px}.video-modal-actions a{display:none}.faq-hero{padding:125px 22px 70px}.faq-page-content{padding:70px 22px 90px}}

    /* Tolace product-suite extensions — built on the TCV-S visual system */
    .brand-suite{font-size:15px}.brand-suite small{display:block;color:#8fa4bd;font-size:9px;font-weight:700;letter-spacing:.06em}.hero-suite{min-height:760px}.suite-plane{display:grid;gap:13px;min-width:540px}.plane-card{padding:27px;border:1px solid #53667f;border-radius:11px;background:#10243d;color:#fff;box-shadow:0 20px 60px #0003}.plane-card:last-child{margin-left:48px;border-color:#3e7188;background:#0d3040}.plane-card b{display:block;color:#76a6ff;font-size:12px;letter-spacing:.09em}.plane-card:last-child b{color:#65cbe6}.plane-card h3{margin:11px 0;font-size:24px}.plane-card p{margin:0;color:#bfd0e2;font-size:14px;line-height:1.7}.premise{max-width:720px;margin-top:28px;padding:16px 18px;border-left:4px solid #76a6ff;background:#ffffff0c;color:#d5e1ef;font-size:13px;line-height:1.7}
    .product-duo{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:52px}.product-card{padding:31px;border:1px solid var(--line);border-top:5px solid var(--blue);border-radius:11px;background:#fff}.product-card:last-child{border-top-color:#1590a9}.product-card>span{color:var(--blue);font-size:11px;font-weight:900;letter-spacing:.12em}.product-card:last-child>span{color:#147c93}.product-card h3{margin:17px 0 12px;font-size:27px}.product-card>p{color:var(--muted);font-size:14px;line-height:1.8}.feature-list{margin:25px 0 0;padding:0;list-style:none}.feature-list li{padding:12px 0;border-top:1px solid var(--line);font-size:14px;font-weight:750}.feature-list li:before{content:"✓";margin-right:10px;color:var(--blue);font-weight:900}.product-card:last-child .feature-list li:before{color:#1590a9}
    .boundary-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin-top:50px}.boundary-card{padding:27px 23px;border:1px solid #3b5273;border-radius:10px;background:#152741}.boundary-card b{color:#76a6ff;font-size:12px}.boundary-card h3{margin:18px 0 10px;font-size:21px}.boundary-card p{margin:0;color:#bfd0e5;font-size:14px;line-height:1.75}
    .pattern-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:48px}.pattern-card{padding:22px 18px;border:1px solid var(--line);border-radius:9px;background:#f8fafc}.pattern-card b{color:var(--blue);font-size:32px}.pattern-card h3{margin:14px 0 8px;font-size:17px}.pattern-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.6}.verdict-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}.verdict-grid div{padding:21px;border-radius:9px;background:var(--navy);color:#fff}.verdict-grid b{display:block;color:#76a6ff;font-size:25px}.verdict-grid span{display:block;margin-top:8px;color:#c5d2e4;font-size:13px}
    .cross-flow{display:grid;grid-template-columns:1fr 100px 1fr;gap:20px;align-items:center;margin-top:42px}.cross-box{padding:30px;border:1px solid var(--line);border-radius:10px;background:#fff}.cross-box b{color:var(--blue);font-size:12px}.cross-box:last-child b{color:#147c93}.cross-box h3{margin:14px 0;font-size:23px}.cross-box p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}.cross-arrow{text-align:center;color:var(--blue);font-size:38px;font-weight:900}.cross-note{margin-top:18px;padding:18px;border-left:4px solid var(--blue);background:#fff;color:var(--muted);font-size:14px;line-height:1.7}
    .scenario-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;margin-top:44px}.scenario-card{display:grid;grid-template-columns:55px 1fr;gap:13px;padding:25px;border:1px solid var(--line);border-radius:10px}.scenario-card>b{color:var(--blue);font-size:18px}.scenario-card h3{margin:0 0 9px;font-size:20px}.scenario-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
    @media(max-width:1100px){.hero-suite{grid-template-columns:1fr}.suite-plane{min-width:0;max-width:760px}.product-duo,.boundary-grid{grid-template-columns:1fr}.pattern-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:700px){.brand-suite{font-size:13px}.brand-suite small{display:none}.hero-suite{padding-top:90px}.suite-plane{min-width:0}.plane-card:last-child{margin-left:0}.product-duo,.pattern-grid,.verdict-grid,.scenario-grid,.cross-flow{grid-template-columns:1fr}.cross-arrow{transform:rotate(90deg)}.product-card{padding:25px 21px}.boundary-card{padding:24px 20px}}