.container{width:min(calc(100% - 2rem),var(--max-width));margin-inline:auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(6,16,25,.82);backdrop-filter:blur(18px);border-bottom:1px solid var(--color-line)}.header-inner{min-height:74px;display:flex;align-items:center;gap:1rem}.brand{font-weight:900;letter-spacing:-.04em;font-size:1.35rem;display:inline-flex;align-items:center;gap:.35rem}.main-nav{margin-left:auto;display:flex;align-items:center;gap:1.25rem}.main-nav a{font-size:.93rem;color:var(--color-muted)}.main-nav a:hover{color:var(--color-text)}.mobile-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--color-line);border-radius:10px;padding:.55rem .7rem}.page-section{padding-block:var(--space-8)}.site-footer{border-top:1px solid var(--color-line);padding:2rem 0 6rem;color:var(--color-muted)}
@media(max-width:760px){.main-nav{display:none;position:absolute;top:74px;left:1rem;right:1rem;flex-direction:column;align-items:stretch;background:#0c1923;border:1px solid var(--color-line);padding:1rem;border-radius:var(--radius-card);box-shadow:var(--shadow-card)}.main-nav[data-open="true"]{display:flex}.main-nav a{padding:.75rem}.mobile-toggle{display:inline-flex}.page-section{padding-block:3.2rem}}