:root{--red:#c72035;--black:#101214;--charcoal:#292d31;--grey:#69717a;--line:#dfe3e6;--paper:#fff;--soft:#f4f5f5;--yellow:#ffc72c;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--black);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--black)}
a{color:inherit;text-decoration:none}
.site-header{position:sticky;z-index:20;top:0;display:flex;align-items:center;justify-content:space-between;min-height:76px;padding:0 clamp(22px,5vw,76px);border-bottom:1px solid rgba(17,17,17,.1);background:rgba(255,255,255,.95);backdrop-filter:blur(18px)}
.brand{display:flex;align-items:center;gap:13px;font-size:18px;font-weight:800;letter-spacing:-.02em}
.brand-mark{display:flex;align-items:flex-end;gap:3px;width:30px;height:30px}
.brand-mark i{display:block;width:7px;background:var(--black)}
.brand-mark i:nth-child(1){height:14px}
.brand-mark i:nth-child(2){height:27px;background:var(--red)}
.brand-mark i:nth-child(3){height:20px;background:#747a80}
.header-action,.primary-action{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 23px;border-radius:9px;background:var(--black);color:#fff;font-weight:800}
.header-action{min-height:42px;font-size:14px}
.hero{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(360px,.88fr);gap:clamp(40px,7vw,110px);align-items:center;min-height:690px;padding:clamp(74px,10vw,136px) clamp(24px,7vw,112px);overflow:hidden;background:linear-gradient(135deg,#fff 0%,#fff 64%,#f7edef 100%)}
.hero-copy{max-width:760px}
.eyebrow{margin:0 0 20px;color:var(--red);font-size:13px;font-weight:900;letter-spacing:.22em}
.hero h1{max-width:800px;margin:0;font-size:clamp(58px,7.7vw,116px);font-weight:500;letter-spacing:-.075em;line-height:.85}
.hero h1 span{color:var(--red)}
.hero-summary{max-width:690px;margin:34px 0 0;color:var(--charcoal);font-size:clamp(18px,2vw,23px);line-height:1.5}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:24px;margin-top:38px}
.primary-action{min-height:56px;padding:0 30px;background:var(--red)}
.text-action{font-weight:800;border-bottom:2px solid var(--black);padding:10px 0}
.access-note{margin:19px 0 0;color:var(--grey);font-size:13px}
.hero-visual{position:relative;padding:32px;border:1px solid #d9dadd;border-radius:26px;background:rgba(255,255,255,.88);box-shadow:0 28px 70px rgba(21,24,27,.13);transform:none}
.visual-top{display:flex;flex-direction:column;gap:8px}
.visual-top span{color:var(--red);font-size:11px;font-weight:900;letter-spacing:.2em}
.visual-top strong{font-size:27px}
.visual-chart{display:flex;align-items:flex-end;gap:8px;height:230px;margin:30px 0;padding:24px;border-radius:16px;background:#f1f2f2}
.visual-chart i{flex:1;min-height:36px;border-radius:5px 5px 0 0;background:#cfd2d4}
.visual-chart i:nth-child(2){height:49%}
.visual-chart i:nth-child(3){height:65%;background:#8b9095}
.visual-chart i:nth-child(4){height:79%;background:var(--red)}
.visual-chart i:nth-child(5){height:88%;background:#34383c}
.visual-chart i:nth-child(6){height:100%;background:var(--yellow)}
.visual-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}
.visual-metrics div{padding:14px;border-left:3px solid var(--red);background:#fff}
.visual-metrics span,.visual-metrics strong{display:block}
.visual-metrics span{color:var(--grey);font-size:11px;text-transform:uppercase;letter-spacing:.08em}
.visual-metrics strong{margin-top:5px;font-size:14px}
.principles{display:flex;align-items:center;justify-content:center;gap:20px;min-height:96px;background:var(--black);color:#fff;font-size:13px;font-weight:900;letter-spacing:.24em}
.principles i{width:5px;height:5px;border-radius:50%;background:var(--red)}
.system-definition{padding:clamp(84px,10vw,150px) clamp(24px,7vw,112px);background:#fff}
.definition-intro{max-width:980px}
.definition-intro h2{margin:0;font-size:clamp(40px,5vw,72px);letter-spacing:-.055em;line-height:1}
.definition-intro>p:last-child{max-width:900px;margin:28px 0 0;color:var(--charcoal);font-size:19px;line-height:1.65}
.definition-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;margin-top:58px;background:var(--line);border:1px solid var(--line)}
.definition-grid article{min-height:240px;padding:34px;background:#fff}
.definition-grid article>span{color:var(--red);font-size:12px;font-weight:900;letter-spacing:.12em}
.definition-grid h3{margin:34px 0 12px;font-size:23px}
.definition-grid p{margin:0;color:var(--grey);font-size:16px;line-height:1.6}
.method-note{margin:0;padding:30px 34px;background:var(--black);color:#fff;font-size:16px;line-height:1.65}
.method-note strong{color:var(--yellow)}
.capabilities{padding:clamp(84px,10vw,150px) clamp(24px,7vw,112px)}
.section-heading{max-width:890px}
.section-heading h2,.workflow h2,.secure-access h2{margin:0;font-size:clamp(40px,5vw,72px);letter-spacing:-.055em;line-height:1}
.section-heading>p:last-child,.workflow-intro>p:last-child{max-width:730px;margin:26px 0 0;color:var(--grey);font-size:19px;line-height:1.6}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:68px}
.feature-grid article{min-height:280px;padding:30px;border-top:4px solid var(--black);background:var(--soft)}
.feature-grid article:nth-child(2){border-color:var(--red)}
.feature-grid article:nth-child(3){border-color:#777d82}
.feature-grid article:nth-child(4){border-color:var(--yellow)}
.feature-grid article>span{color:var(--red);font-size:12px;font-weight:900}
.feature-grid h3{margin:45px 0 14px;font-size:22px}
.feature-grid p{margin:0;color:var(--grey);line-height:1.55}
.workflow{display:grid;grid-template-columns:1fr 1fr;gap:clamp(50px,9vw,150px);padding:clamp(84px,10vw,150px) clamp(24px,7vw,112px);background:#f1f2f2}
.workflow ol{display:grid;gap:13px;margin:0;padding:0;list-style:none}
.workflow li{display:grid;grid-template-columns:58px 1fr;gap:18px;align-items:center;padding:24px;border-bottom:1px solid #cacdd0;background:#fff}
.workflow li>b{display:grid;place-items:center;width:48px;height:48px;border-radius:50%;background:var(--black);color:#fff}
.workflow li:nth-child(2)>b{background:var(--red)}
.workflow li:nth-child(3)>b{background:var(--yellow);color:var(--black)}
.workflow li strong,.workflow li span{display:block}
.workflow li strong{font-size:19px}
.workflow li span{margin-top:5px;color:var(--grey);line-height:1.45}
.secure-access{display:flex;align-items:center;justify-content:space-between;gap:40px;padding:clamp(68px,8vw,112px) clamp(24px,7vw,112px);background:var(--red);color:#fff}
.secure-access .eyebrow{color:#fff}
.secure-access div{max-width:780px}
.secure-access p:last-child{max-width:670px;margin:22px 0 0;font-size:18px;line-height:1.5}
.primary-action.light{flex:0 0 auto;background:#fff;color:var(--black)}
footer{display:flex;justify-content:space-between;gap:30px;padding:32px clamp(24px,7vw,112px);background:var(--black);color:#c9cdd0;font-size:13px}
@media(max-width:980px){.hero{grid-template-columns:1fr;min-height:auto}
.hero-visual{max-width:650px}
.feature-grid{grid-template-columns:repeat(2,1fr)}
.workflow{grid-template-columns:1fr}
.secure-access{align-items:flex-start;flex-direction:column}
}
@media(max-width:600px){.site-header{min-height:66px;padding:0 17px}
.brand{font-size:15px}
.header-action{min-height:38px;padding:0 15px;font-size:12px}
.hero{gap:50px;padding:52px 20px 66px}
.hero h1{font-size:clamp(48px,16vw,72px)}
.hero-summary{font-size:17px}
.hero-actions{align-items:stretch;flex-direction:column}
.primary-action,.text-action{width:100%;text-align:center}
.hero-visual{padding:20px;border-radius:19px}
.visual-chart{height:180px;margin:22px 0;padding:16px}
.visual-metrics{grid-template-columns:1fr}
.visual-metrics div{display:flex;align-items:center;justify-content:space-between}
.principles{gap:10px;font-size:10px;letter-spacing:.14em}
.system-definition,.capabilities,.workflow,.secure-access{padding-inline:20px}
.definition-grid{grid-template-columns:1fr;margin-top:40px}
.definition-grid article{min-height:auto;padding:26px 22px}
.definition-grid h3{margin-top:22px}
.method-note{padding:24px 22px}
.feature-grid{grid-template-columns:1fr;margin-top:45px}
.feature-grid article{min-height:230px}
.feature-grid h3{margin-top:34px}
.workflow li{grid-template-columns:48px 1fr;padding:18px}
.workflow li>b{width:40px;height:40px}
.secure-access .primary-action{width:100%}
footer{flex-direction:column;padding:28px 20px}
}
.creator-line{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin:28px 0 0;padding-top:20px;border-top:1px solid var(--line)}
.creator-line strong{font-size:14px}
.creator-line span{color:var(--red);font-size:11px;font-weight:900;letter-spacing:.13em;text-transform:uppercase}
.creator-summary{max-width:680px;margin:12px 0 0;color:var(--grey);font-size:14px;line-height:1.55}