:root{--blue:#005694;--blue-75:#4080af;--blue-50:#7faac9;--blue-25:#bfd5e4;--yellow:#ffdc4a;--ink:#373e42;--gray:#696e71;--soft:#f6f9fa;--hair:#e1e7eb;--white:#fff;--e:18px;--half-e:calc(var(--e)/2);--side:226px;--header:76px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:94px}body{margin:0;background:#fff;color:var(--ink);font-family:Arial,Helvetica,sans-serif;font-size:15px;line-height:1.55}button,input,a{font:inherit}button{cursor:pointer}a{color:inherit}img{max-width:100%}::selection{background:var(--blue-25);color:var(--ink)}
:focus-visible{outline:3px solid var(--blue-75);outline-offset:4px}
.skip{position:absolute;top:-200px;left:16px;z-index:100;padding:10px 16px;background:var(--yellow);color:var(--ink)}.skip:focus{top:12px}
.topbar{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.97);backdrop-filter:blur(16px);border-bottom:1px solid var(--hair);height:var(--header);display:flex;align-items:center;justify-content:space-between;gap:24px;padding:0 clamp(20px,4vw,65px)}
.brand{display:flex;align-items:center;gap:22px;white-space:nowrap;text-decoration:none;min-width:0}.brand img{width:177px;height:auto;flex-shrink:0}.brand-divider{height:27px;width:1px;background:#d2dbe0}.brand-name{font-weight:800;color:var(--blue);font-size:16px;letter-spacing:-.02em}.top-actions{display:flex;align-items:center;gap:20px}.small-meta{font-size:11px;font-weight:700;letter-spacing:.08em;color:#69757d;text-transform:uppercase}.top-button,.yellow-btn{border:0;border-radius:var(--half-e);background:var(--yellow);color:var(--ink);font-weight:800;padding:12px 18px;display:inline-flex;align-items:center;gap:10px;min-height:43px;white-space:nowrap;transition:transform .2s,background .2s}.top-button:hover,.yellow-btn:hover{background:#ffe56f;transform:translateY(-1px)}.hamburger{display:none;border:1px solid var(--hair);background:white;border-radius:8px;padding:7px 11px;font-size:19px;color:var(--blue)}
.shell{display:grid;grid-template-columns:var(--side) minmax(0,1fr);max-width:1680px;margin:0 auto;min-height:calc(100vh - var(--header))}.sidebar{border-right:1px solid var(--hair);padding:37px 17px 30px 27px;align-self:start;position:sticky;top:var(--header);height:calc(100vh - var(--header));overflow:auto;background:#fff}.side-title{font-size:10px;font-weight:800;letter-spacing:.16em;color:#8b979d;margin:0 10px 18px}.side-nav a{display:flex;align-items:center;gap:12px;padding:12px 11px;margin-bottom:4px;border-radius:8px;text-decoration:none;color:#495963;font-size:13px;font-weight:700;transition:.18s}.side-nav a:hover{background:var(--soft);color:var(--blue)}.side-nav a[aria-current="true"]{background:#e9f2f8;color:var(--blue)}.side-num{font-size:10px;font-weight:800;color:#9dacb6;min-width:22px}.side-nav a[aria-current="true"] .side-num{color:var(--blue)}.side-foot{border-top:1px solid var(--hair);margin:26px 10px 0;padding-top:22px;font-size:12px;line-height:1.6;color:#7a878e}.side-foot strong{display:block;color:var(--blue);font-size:12px;margin-bottom:4px}
.content{min-width:0}.hero{background:var(--blue);min-height:560px;color:#fff;display:grid;grid-template-columns:minmax(0,1.17fr) minmax(250px,.83fr);gap:6%;align-items:stretch;padding:clamp(43px,6vw,98px) clamp(28px,6vw,110px);position:relative;overflow:hidden}.hero:before{content:"";position:absolute;right:-95px;top:-165px;width:430px;height:430px;border:1px solid rgba(255,255,255,.18);border-radius:50%;pointer-events:none}.hero:after{content:"";position:absolute;right:40px;bottom:-210px;width:430px;height:430px;border:1px solid rgba(255,255,255,.18);border-radius:50%;pointer-events:none}.hero-left{position:relative;z-index:2;align-self:center}.eyebrow{font-weight:800;font-size:11px;letter-spacing:.15em;text-transform:uppercase}.eyebrow.light{color:#d5e7f2}.eyebrow.blue{color:var(--blue)}.display{font-family:"Arial Narrow","Roboto Condensed",Arial,Helvetica,sans-serif;font-size:clamp(55px,6.9vw,118px);line-height:.99;font-weight:800;letter-spacing:-.072em;margin:30px 0 25px;max-width:720px}.display span{font-weight:400}.hero-desc{font-size:clamp(16px,1.35vw,19px);line-height:1.58;max-width:460px;color:#e3eff6;margin:0 0 33px}.hero-note{display:inline-flex;align-items:center;gap:12px;font-size:12px;letter-spacing:.02em;font-weight:700;color:#c0d9e9}.draft-dot{width:7px;height:7px;background:var(--yellow);border-radius:50%;flex-shrink:0}.hero-panel{position:relative;z-index:2;align-self:center;min-height:320px;display:flex;align-items:center}.hero-proof{width:100%;border:1px solid rgba(255,255,255,.27);border-radius:13px;padding:32px;background:rgba(0,52,95,.22)}.proof-caption{color:#c0dcec;letter-spacing:.13em;font-size:10px;font-weight:800;margin-bottom:18px}.proof-logo{width:100%;max-width:360px;margin:12px 0 40px;display:block}.proof-rule{border-top:1px solid rgba(255,255,255,.25);padding-top:22px;display:grid;grid-template-columns:1fr 1fr;gap:10px;font-size:12px}.proof-rule strong{display:block;color:#fff;margin-bottom:4px}.proof-rule span{color:#c8dfeb}
.statusbar{display:flex;flex-wrap:wrap;gap:12px 35px;align-items:center;padding:18px clamp(28px,6vw,110px);border-bottom:1px solid var(--hair);background:#fbfcfc;font-size:11px;font-weight:700;color:#687780;letter-spacing:.03em}.statusbar strong{color:var(--ink)}.statusbar .status-pill{background:#edf3f7;color:var(--blue);border-radius:40px;padding:6px 11px}
.section{padding:95px clamp(28px,6vw,110px) 95px;border-bottom:1px solid var(--hair);scroll-margin-top:80px}.section.alt{background:#f7f9fa}.section.bleed{padding-bottom:0}.section-head{display:flex;justify-content:space-between;align-items:start;gap:28px;margin-bottom:44px}.section-copy{max-width:690px}.kicker{font-size:12px;color:var(--blue);font-weight:800;text-transform:uppercase;letter-spacing:.12em;margin-bottom:12px}.h2{font-family:"Arial Narrow","Roboto Condensed",Arial,sans-serif;font-size:clamp(39px,5vw,68px);line-height:1.04;letter-spacing:-.058em;margin:0 0 21px;font-weight:800;color:var(--blue)}.h2 span{font-weight:400}.lead{font-size:16px;color:#66757e;line-height:1.7;max-width:650px;margin:0}.section-aside{max-width:230px;color:#89969d;font-size:12px;line-height:1.6;flex-shrink:0;padding-top:12px}.muted{color:#79868e}.minor{font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--blue)}.arrow-link{color:var(--blue);font-weight:800;font-size:13px;text-decoration:none}.arrow-link:hover{text-decoration:underline}
.grid{display:grid;gap:16px}.grid.five{grid-template-columns:repeat(5,minmax(0,1fr))}.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.principle{border-top:3px solid var(--blue);padding:20px 10px 6px 0}.principle-num{font-size:11px;color:#9aabb7;margin-bottom:24px;font-weight:700}.principle h3{font-size:17px;letter-spacing:-.035em;color:var(--blue);margin:0 0 8px}.principle p{font-size:13px;line-height:1.65;margin:0;color:#697781}.info-panel{background:#edf5fa;border-radius:12px;padding:29px 32px}.info-panel h3{font-size:19px;color:var(--blue);margin:0 0 14px}.info-panel p{margin:0;font-size:14px;color:#617582}.principles-foot{margin-top:45px}.tone-tag{border:1px solid #dae5eb;border-radius:8px;padding:18px;background:white}.tone-tag h4{color:var(--blue);font-size:19px;margin:0 0 4px}.tone-tag p{margin:0;font-size:13px;color:#667781}.rules-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:24px}.rule{background:white;border:1px solid var(--hair);border-radius:9px;padding:20px}.rule-title{font-size:12px;font-weight:800;color:var(--blue);margin-bottom:10px}.comparison{display:flex;flex-wrap:wrap;gap:8px}.wrong,.right{font-size:13px;border-radius:5px;padding:7px 9px;font-weight:700}.wrong{background:#f8e9e7;color:#a14444}.right{background:#e5f2e9;color:#257448}.rule-note{font-size:11px;color:#75848c;margin-top:11px}
.logo-stage{border-radius:13px;border:1px solid var(--hair);min-height:330px;display:grid;place-items:center;background:white;padding:55px 8%;position:relative;transition:background .2s}.logo-stage.negative{background:var(--blue)}.logo-stage img{width:min(90%,580px);height:auto}.stage-label{position:absolute;top:22px;left:25px;font-size:11px;font-weight:800;color:#8b959b;letter-spacing:.1em}.logo-stage.negative .stage-label{color:#d5e7ef}.stage-controls{display:flex;gap:12px;justify-content:space-between;align-items:center;flex-wrap:wrap;margin-top:18px}.seg{display:flex;gap:4px;background:#f0f4f6;padding:4px;border-radius:8px}.seg button{font-size:12px;font-weight:800;color:#60717b;background:transparent;border:0;border-radius:5px;padding:10px 15px}.seg button[aria-pressed="true"]{background:white;color:var(--blue);box-shadow:0 1px 5px #dce4e7}.asset-actions{display:flex;gap:10px;flex-wrap:wrap}.outline-btn{display:inline-flex;align-items:center;gap:8px;border:1px solid #bfced8;border-radius:7px;padding:10px 15px;background:#fff;color:var(--blue);text-decoration:none;font-size:12px;font-weight:800}.outline-btn:hover{background:#edf5fa}.logo-details{margin-top:44px}.detail-box{border:1px solid var(--hair);padding:25px 27px;border-radius:10px;background:#fff;min-height:174px}.detail-box h3{font-size:16px;letter-spacing:-.02em;color:var(--blue);margin:0 0 10px}.detail-box p{margin:0;font-size:13px;line-height:1.6;color:#68767f}.measure-show{font-size:40px;line-height:1;font-weight:700;color:var(--blue);margin:12px 0}.measure-caption{font-size:11px;color:#89979e;margin-top:14px}
.palette{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.color-card{border:1px solid var(--hair);border-radius:10px;overflow:hidden;background:white;min-width:0}.swatch{height:144px;position:relative}.swatch .swatch-name{position:absolute;bottom:15px;left:16px;color:#fff;font-size:11px;font-weight:800;letter-spacing:.07em}.swatch.light .swatch-name{color:#30434f}.color-info{padding:17px 16px 19px}.color-info h3{font-size:13px;line-height:1.4;letter-spacing:-.01em;margin:0 0 12px;color:var(--ink)}.color-code{display:flex;align-items:center;justify-content:space-between;gap:6px;margin:0 0 4px;font-size:14px;font-weight:800;color:var(--blue)}.color-code button{border:0;background:#f0f5f8;color:var(--blue);width:31px;height:31px;border-radius:6px;font-size:15px;line-height:1}.color-code button:hover{background:#ddebf3}.color-small{font-size:11px;color:#7b8790;line-height:1.65}.color-tips{margin-top:29px;display:grid;grid-template-columns:1fr 1fr;gap:12px}.tip{padding:23px 26px;border-radius:9px;border:1px solid var(--hair);background:white}.tip strong{font-size:13px;color:var(--blue)}.tip p{margin:6px 0 0;font-size:13px;color:#77868e}.color-line{display:flex;gap:5px;height:15px;margin-top:25px}.color-line span{height:100%}.color-line span:nth-child(1){background:var(--blue);flex:4}.color-line span:nth-child(2){background:var(--blue-75);flex:3}.color-line span:nth-child(3){background:var(--blue-50);flex:2}.color-line span:nth-child(4){background:var(--blue-25);flex:1}
.specimen{display:grid;grid-template-columns:1fr 1fr;gap:18px}.specimen-main{background:var(--blue);color:#fff;padding:36px 38px;border-radius:11px;min-height:335px;display:flex;flex-direction:column;justify-content:space-between}.specimen .specimen-head{font-family:"Arial Narrow","Roboto Condensed",Arial,sans-serif;font-size:clamp(44px,4.1vw,76px);font-weight:800;line-height:1.03;letter-spacing:-.06em}.specimen .specimen-head span{font-weight:400}.specimen-main .minor{color:#d3e7f2}.type-list{display:grid;gap:10px}.type-line{padding:15px 21px;border:1px solid var(--hair);background:#fff;border-radius:8px;display:flex;align-items:center;justify-content:space-between;gap:15px}.type-line .sample{font-size:28px;color:var(--blue);letter-spacing:-.04em}.type-line .weight-name{font-size:11px;color:#72818a;font-weight:800;text-align:right}.type-note{font-size:12px;color:#77838c;margin-top:20px}.type-hierarchy{margin-top:40px;border:1px solid var(--hair);border-radius:11px;padding:33px;display:grid;grid-template-columns:minmax(0,1fr) 200px;gap:28px;background:#fff}.type-demo{border-left:3px solid var(--blue-50);padding-left:25px}.type-demo .t-eye{color:var(--blue);font-size:12px;font-weight:800;margin-bottom:18px}.type-demo h3{font-family:"Arial Narrow","Roboto Condensed",Arial,sans-serif;font-size:clamp(36px,4vw,61px);color:var(--blue);font-weight:800;line-height:1.04;letter-spacing:-.065em;margin:0 0 19px}.type-demo h3 span{font-weight:400}.type-demo .t-sub{color:var(--blue);font-size:17px;font-weight:800;margin-bottom:6px}.type-demo p{font-size:13px;color:var(--ink);margin:0 0 18px;max-width:450px}.type-values{border-left:1px solid var(--hair);padding-left:22px}.type-values strong{display:block;color:var(--blue);font-size:12px;margin-top:16px}.type-values span{font-size:12px;color:#79868e}
.system-panel{background:#eef5f9;padding:34px 36px;border-radius:12px}.system-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}.e-title{color:var(--blue);font-size:13px;font-weight:800;margin:0 0 8px}.system-word{font-family:Arial,sans-serif;font-size:clamp(36px,5vw,72px);color:var(--blue);letter-spacing:-.06em;margin:20px 0 12px;line-height:1}.system-word .focus-e{position:relative;color:var(--blue);background:#d6eaf7;border-bottom:4px solid var(--yellow)}.unit-row{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin:22px 0}.unit-cube{width:var(--e);height:var(--e);border:2px solid var(--blue);background:var(--blue-25);display:inline-block}.unit-double{width:calc(2 * var(--e));height:var(--e);border:2px solid var(--blue);background:#fff}.unit-half{width:var(--half-e);height:var(--half-e);border:2px solid var(--blue);background:var(--blue-50);border-radius:var(--half-e)}.unit-label{font-size:11px;color:#667781}.slider-wrap{display:flex;align-items:center;gap:18px;margin-top:16px}.slider-wrap input{width:160px;accent-color:var(--blue)}.slider-wrap output{font-size:12px;font-weight:800;color:var(--blue);min-width:75px}.system-preview{background:white;border:1px solid #d8e5ec;border-radius:11px;padding:34px 25px}.mod-box{border:1px solid var(--blue-50);background:#e9f2f7;border-radius:var(--half-e);padding:var(--e);transition:padding .1s,border-radius .1s}.mod-box strong{font-size:16px;color:var(--blue)}.mod-box p{font-size:13px;margin:10px 0 14px;color:#596d79}.mod-gap{height:calc(2 * var(--e));border-left:2px dashed var(--blue-50);margin:0 0 0 22px;position:relative}.mod-gap span{position:absolute;left:11px;top:3px;font-size:10px;color:#5e7d90}.mod-cta{background:var(--yellow);color:var(--ink);border:0;border-radius:var(--half-e);padding:var(--half-e) var(--e);font-size:13px;font-weight:800}.system-foot{font-size:12px;color:#75878f;margin:21px 0 0}
.usecase{background:white;border:1px solid var(--hair);border-radius:12px;padding:26px;min-height:222px;display:flex;flex-direction:column;gap:15px}.usecase .use-num{color:#93a5b0;font-size:12px;font-weight:800}.usecase h3{font-family:"Arial Narrow","Roboto Condensed",Arial,sans-serif;font-size:28px;line-height:1.1;letter-spacing:-.045em;color:var(--blue);margin:0}.usecase p{font-size:13px;color:#6c7982;margin:0}.usecase .use-tag{display:inline-block;margin-top:auto;font-size:11px;color:#5a737f;font-weight:800}.placeholder{background:#edf4f8;border:1px dashed #aec6d6;border-radius:12px;padding:36px;display:flex;gap:26px;align-items:center}.placeholder-icon{font-size:44px;color:var(--blue);flex-shrink:0}.placeholder h3{margin:0 0 5px;color:var(--blue);font-size:19px}.placeholder p{margin:0;color:#657985;font-size:13px;max-width:680px}.footer{padding:42px clamp(28px,6vw,110px) 60px;background:var(--blue);color:#fff;display:flex;justify-content:space-between;gap:20px;align-items:end}.footer strong{font-size:20px}.footer p{font-size:12px;color:#cde1eb;margin:6px 0 0}.footer a{color:#fff;text-underline-offset:3px;font-size:13px}
.qf-fab{position:fixed;z-index:86;right:24px;bottom:24px;border:0;border-radius:12px;background:var(--yellow);padding:15px 18px;color:#293b44;box-shadow:0 8px 30px #163d5940;display:flex;gap:12px;align-items:center;font-weight:800}.qf-fab:hover{background:#ffe777}.qf-fab .q-icon{font-size:19px;font-weight:400}.scrim{position:fixed;inset:0;background:rgba(16,32,44,.43);z-index:91;opacity:0;pointer-events:none;transition:opacity .22s}.scrim.open{opacity:1;pointer-events:auto}.drawer{position:fixed;z-index:92;right:0;top:0;width:min(475px,100vw);height:100dvh;background:#fff;box-shadow:-12px 0 50px #0b354233;transform:translateX(110%);transition:transform .25s;display:flex;flex-direction:column}.drawer.open{transform:translateX(0)}.drawer-top{background:var(--blue);color:#fff;padding:32px 32px 25px;display:flex;justify-content:space-between;gap:18px;align-items:flex-start}.drawer-top p{margin:0 0 8px;font-size:11px;letter-spacing:.13em;font-weight:800;color:#c9deea}.drawer-top h2{font-family:"Arial Narrow",Arial,sans-serif;font-size:43px;letter-spacing:-.045em;line-height:1.05;margin:0}.drawer-close{background:transparent;color:#fff;border:1px solid #96b6cb;border-radius:8px;width:37px;height:37px;font-size:22px;line-height:1}.drawer-body{padding:27px 32px 43px;overflow:auto}.drawer-body h3{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:#82919a;margin:20px 0 12px}.drawer-links{display:grid;grid-template-columns:1fr 1fr;gap:9px}.drawer-links a{text-decoration:none;color:var(--blue);background:#eef5f9;border-radius:8px;padding:13px 12px;font-weight:800;font-size:13px}.drawer-links a:hover{background:#d8e9f4}.quick-colors{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:7px}.quick-color{border:0;border-radius:7px;height:61px;position:relative}.quick-color:after{content:"↗";position:absolute;right:7px;bottom:6px;color:#fff;font-size:10px}.quick-color[data-light="true"]:after{color:var(--blue)}.qf-help{font-size:12px;color:#7a8891;margin:10px 0 0}.qf-logo{border:1px solid var(--hair);border-radius:8px;padding:25px;display:block;background:white}.qf-logo img{width:100%;height:auto}.drawer-dl{display:flex;gap:10px;flex-wrap:wrap;margin-top:11px}
.toast{position:fixed;bottom:90px;left:50%;transform:translate(-50%,12px);background:#1d3a4e;color:white;border-radius:8px;padding:11px 18px;opacity:0;pointer-events:none;z-index:110;transition:.2s;font-size:13px;font-weight:700}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:1170px){:root{--side:190px}.section{padding:75px 42px}.hero{padding:66px 42px}.statusbar{padding:16px 42px}.footer{padding:35px 42px}.palette{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.five{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}.display{font-size:clamp(56px,7vw,94px)}}
@media(max-width:840px){:root{--header:72px}.topbar{padding:0 22px}.brand img{width:140px}.brand-name{font-size:13px}.small-meta{display:none}.hamburger{display:block}.top-button{padding:10px 12px}.shell{display:block}.sidebar{display:none;position:fixed;top:var(--header);height:calc(100dvh - var(--header));z-index:79;width:min(320px,92vw);box-shadow:14px 18px 30px #203f5224}.sidebar.mobile-open{display:block}.hero{grid-template-columns:1fr;gap:30px;min-height:auto}.hero-panel{min-height:auto}.hero-proof{max-width:550px}.grid.five{grid-template-columns:repeat(3,1fr)}.section-aside{display:none}}
@media(max-width:600px){.topbar{padding:0 17px}.brand{gap:11px}.brand img{width:110px}.brand-divider{height:19px}.brand-name{font-size:12px;max-width:100px;white-space:normal;line-height:1.05}.top-actions{gap:8px}.top-button{font-size:12px;min-height:38px;padding:9px 10px}.hero{padding:58px 25px}.display{font-size:clamp(49px,11vw,78px);margin:26px 0 22px}.hero-proof{padding:23px}.section{padding:65px 24px}.h2{font-size:47px}.section-head{margin-bottom:32px}.grid.five,.grid.four,.grid.three,.grid.two,.palette,.specimen,.system-grid,.color-tips,.rules-grid{grid-template-columns:1fr}.grid.five{gap:13px}.principle{padding:15px 0 14px}.principle-num{margin:0 0 10px}.palette{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.swatch{height:115px}.color-info{padding:14px 12px}.color-code{font-size:12px}.color-small{font-size:10px}.section-head{display:block}.type-hierarchy{grid-template-columns:1fr;padding:24px}.type-values{border:0;border-top:1px solid var(--hair);padding:13px 0 0}.system-panel{padding:22px}.logo-stage{min-height:245px;padding:40px 7%}.statusbar{padding:16px 24px;gap:7px 16px}.footer{padding:32px 24px 100px;display:block}.footer>div+div{margin-top:20px}.qf-fab{right:14px;bottom:15px;padding:13px 15px}.placeholder{display:block}.placeholder-icon{margin-bottom:10px}.drawer-body{padding:23px}.drawer-top{padding:25px 23px}.drawer-top h2{font-size:35px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}