:root{--color-bg-base:#0f1419;--color-bg-elevated:#151c22;--color-bg-surface:#1b242c;--color-text-primary:#f5f7fa;--color-text-secondary:#9ba6b2;--color-text-inverse:#fff;--color-accent-primary:#00a1d5;--color-accent-hover:#12b3e6;--color-accent-active:#0089b8;--color-border-subtle:#ffffff14;--color-border-strong:#ffffff29;--space-1:4px;--space-2:8px;--space-3:16px;--space-4:24px;--space-5:32px;--space-6:48px;--space-7:80px;--space-8:112px;--font-size-display:72px;--font-size-h1:56px;--font-size-h2:36px;--font-size-h3:22px;--font-size-body:17px;--font-size-small:14px;--line-height-tight:1.1;--line-height-normal:1.5;--container-max-width:1400px;--container-padding-horizontal:32px;--radius-sm:4px;--motion-base:.3s;--motion-ease:cubic-bezier(.16, 1, .3, 1)}*,:before,:after{box-sizing:border-box}html,body{background:var(--color-bg-base);color:var(--color-text-primary);font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:var(--font-size-body);line-height:var(--line-height-normal);margin:0;padding:0}img,video{max-width:100%;display:block}a{color:inherit;text-decoration:none}.section{padding:var(--space-8) 0}.section--elevated{background:var(--color-bg-elevated)}.container{max-width:var(--container-max-width);padding:0 var(--container-padding-horizontal);margin:0 auto}.hero{align-items:center;height:100vh;display:flex;position:relative;overflow:hidden}.hero__media{z-index:0;position:absolute;inset:0}.hero__video,.hero__media img{object-fit:cover;width:100%;height:100%}.hero__overlay{z-index:1;background:#0f1419a6;position:absolute;inset:0}.hero__content{z-index:2;text-align:center;position:relative}.hero__title{font-size:var(--font-size-display);line-height:var(--line-height-tight);margin-bottom:var(--space-4);max-width:900px}.hero__subtitle{font-size:var(--font-size-h3);color:var(--color-text-secondary);margin-bottom:var(--space-6);max-width:700px}.hero__actions{gap:var(--space-4);flex-wrap:wrap;display:flex}@media (width<=768px){.hero{height:90vh}.hero__title{font-size:32px}.hero__subtitle{font-size:18px}.hero__actions{flex-direction:column;align-items:flex-start}}.header{z-index:100;width:100%;transition:background var(--motion-base) var(--motion-ease), border var(--motion-base) var(--motion-ease);position:fixed;top:0}.header--scrolled{background:var(--color-bg-elevated);border-bottom:1px solid var(--color-border-subtle)}.header__inner{justify-content:space-between;align-items:center;height:72px;display:flex}.header__logo{letter-spacing:1px;font-weight:600}.header__nav{gap:var(--space-6);display:flex}.header__nav a{font-size:var(--font-size-small);color:var(--color-text-secondary);transition:color var(--motion-base) var(--motion-ease)}.header__nav a:hover{color:var(--color-text-primary)}.header__cta{display:flex}.header__logo a{align-items:center;gap:var(--space-3);display:flex}.logo{width:auto;height:32px;display:block}.logo--mark{height:32px}.logo--wordmark{height:48px}@media (width<=768px){.logo--wordmark{display:none}.logo--mark{height:28px}}@media (width>=769px){.logo--mark{display:none}}.footer{background:var(--color-bg-elevated);padding:var(--space-8) 0 var(--space-6);border-top:1px solid var(--color-border-subtle)}.footer__grid{gap:var(--space-6);grid-template-columns:repeat(auto-fit,minmax(200px,1fr));display:grid}.footer__heading{font-size:var(--font-size-small);text-transform:uppercase;letter-spacing:1px;margin-bottom:var(--space-3);color:var(--color-text-secondary)}.footer ul{margin:0;padding:0;list-style:none}.footer li{margin-bottom:var(--space-2)}.footer a{color:var(--color-text-primary);font-size:var(--font-size-small);transition:color var(--motion-base) var(--motion-ease)}.footer a:hover{color:var(--color-accent-primary)}.footer__bottom{margin-top:var(--space-7);padding-top:var(--space-4);border-top:1px solid var(--color-border-subtle)}.footer__bottom-inner{font-size:var(--font-size-small);color:var(--color-text-secondary);justify-content:space-between;display:flex}