.button--light{background:#fff;color:#111;border-color:var(--mbf-line)}.button--glass{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.25);backdrop-filter:blur(14px)}
.button--glass:hover{background:#fff;color:#111}.button--full{width:100%}
.icon-button{width:44px;height:44px;border:0;background:transparent;padding:10px;display:grid;place-items:center;cursor:pointer;border-radius:50%;transition:background .18s ease}
.icon-button:hover{background:rgba(255,255,255,.1)}.icon-button svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.text-link{text-decoration:none;font-weight:900}.text-link:hover{color:var(--mbf-accent)}
.section{padding:92px 0}.section--light{background:var(--mbf-bg)}.section--surface{background:var(--mbf-surface)}.section--dark{background:#070708;color:#fff}
.section-heading{display:flex;justify-content:space-between;align-items:end;gap:32px;margin-bottom:36px}.section-heading h1,.section-heading h2{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;font-weight:950;font-weight:900;text-transform:uppercase;letter-spacing:.005em;line-height:.92;margin:10px 0 0;font-size:clamp(42px,5.5vw,78px)}.section-heading p{max-width:560px;margin:0;color:var(--mbf-muted);line-height:1.65}

/* Announcement */
.announcement{background:#000;color:#fff;border-bottom:1px solid rgba(255,255,255,.1)}.announcement__inner{min-height:32px;display:flex;align-items:center;justify-content:center;gap:18px;font-size:10px;font-weight:900;letter-spacing:.14em;text-transform:uppercase}.announcement a{color:#ff7345;text-decoration:none}

/* Header */
.site-header{position:sticky;top:0;z-index:80;background:rgba(8,8,9,.96);color:#fff;border-bottom:1px solid rgba(255,255,255,.09);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.header__inner{min-height:74px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:30px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:max-content}.brand__image{display:block;max-width:170px;max-height:46px;width:auto;height:auto}