:root{--ink:#122643;--navy:#0c203d;--blue:#285aa1;--cyan:#8ac9fa;--muted:#56677c;--line:#d9e2ed;--mist:#eff4f9}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);font:16px/1.65 Arial,Helvetica,sans-serif;background:white}a{color:inherit}button,input,select,textarea{font:inherit}a,button{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #4c95db;outline-offset:5px}.wrap{width:min(1240px,calc(100% - 80px));margin:auto}.site-header{min-height:96px;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:20px 40px;max-width:1440px;margin:auto}.brand img{width:260px;max-width:100%;height:auto;display:block}nav{display:flex;align-items:center;gap:28px}nav 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h2{font-size:30px}.model-stack>div{grid-template-columns:1fr}.model-stack span{grid-row:auto}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.film-section{padding-top:0}.film-section video{display:block;width:100%;aspect-ratio:16/9;background:#0c203d;object-fit:contain;border:1px solid var(--line)}.film-caption{display:flex;justify-content:space-between;gap:20px;padding:15px 0;font-size:14px;border-bottom:1px solid var(--line);margin-bottom:14px}.brand-grid img{display:block;width:260px;max-width:100%;height:95px;object-fit:contain;object-position:left center;margin:5px 0 20px}.history-note{border-left:3px solid var(--blue);padding-left:22px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.brand-grid article{background:white;border:1px solid var(--line);border-top:4px solid var(--blue)}.brand-grid article:last-child{border-top-color:#00a45e}.brand img{width:285px}.site-header{padding-top:10px;padding-bottom:10px}@media(max-width:1050px){.brand img{width:220px}}@media(max-width:760px){.brand img{width:225px}.site-header{padding-top:10px;padding-bottom:10px}}
@media(max-width:380px){h1{font-size:54px}.model h2{font-size:26px}.model{padding:22px}.brand img{width:195px}.menu-toggle{font-size:14px}.film-caption{flex-direction:column;gap:4px}}

/* Professional refinement: preserve the established brand while improving hierarchy and finish. */
:root{--shadow:0 24px 70px rgba(12,32,61,.13);--shadow-soft:0 12px 34px rgba(12,32,61,.08)}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid rgba(217,226,237,.85);backdrop-filter:blur(16px);box-shadow:0 5px 25px rgba(12,32,61,.05)}
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#081a31 0%,#0c203d 58%,#153a67 100%)}
.hero:after{content:"";position:absolute;inset:auto -14% -42% 42%;height:620px;border-radius:50%;background:radial-gradient(circle,rgba(138,201,250,.17),rgba(138,201,250,0) 66%);pointer-events:none}
.hero .wrap{position:relative;z-index:1}.model{box-shadow:var(--shadow);border-color:rgba(138,201,250,.32)}
.proof{position:relative;z-index:1}.proof>div{padding-left:20px;border-left:2px solid rgba(138,201,250,.34)}
.channel-grid{border-radius:4px;overflow:hidden;box-shadow:var(--shadow-soft)}
.channel{position:relative;background:#fff}.channel:after{content:"";position:absolute;left:24px;right:24px;bottom:0;height:3px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}.channel:hover:after{transform:scaleX(1)}
.film-section video{border:0;border-radius:4px;box-shadow:var(--shadow);background:#071528}
.service-grid article{padding:30px;background:#fff;border:1px solid var(--line);border-top:4px solid var(--blue);box-shadow:var(--shadow-soft)}
.brand-grid article{box-shadow:var(--shadow-soft)}
.evaluation form{border-top:4px solid var(--blue);box-shadow:var(--shadow-soft)}
@media(max-width:760px){.site-header{backdrop-filter:none}.proof>div{padding-left:15px}.service-grid article{padding:24px}.hero:after{display:none}}