.masthead{background:linear-gradient(135deg,#000000 0%,#101818 55%,#17090B 100%);padding:76px 0 68px}
.mastgrid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
@media(max-width:1080px){.mastgrid{grid-template-columns:1fr;gap:28px}}
.masthead h1{margin:0 0 16px}
.masthead .lead{font-size:1.12rem;margin:0 0 24px}
.masthead .ctarow{justify-content:flex-start}
@media(max-width:1080px){.masthead .ctarow{justify-content:center}}
.mockframe{background:#1E2828;border-radius:16px;padding:18px;box-shadow:0 24px 48px rgba(0,0,0,.45);max-width:560px;width:100%;margin:0 auto}
.mockframe img{border-radius:10px}
#topbtn{display:none;position:fixed;right:18px;bottom:18px;width:46px;height:46px;border-radius:50%;background:#8A0B1B;color:#FFFFFF;font-size:22px;line-height:1;border:0;cursor:pointer;z-index:90}
#topbtn.show{display:block}
#topbtn:hover{background:#7A0A18}
.hbtn{display:inline-block;background:#8A0B1B;color:#FFFFFF;font-weight:700;text-decoration:none;padding:12px 28px;border-radius:8px;text-align:center;font-size:1rem}
.hbtn:hover{background:#7A0A18;text-decoration:none}
.hbtn-ghost{background:transparent;border:1px solid #CE0B24;color:#FFB3BC}
.hbtn-ghost:hover{background:rgba(206,11,36,.14)}
.mockframe figcaption{color:#A8BCB9;font-size:.85rem;margin:12px 0 0;text-align:center}