:root{--ch-amber:#ffb44c;--ch-blue:#72c7ff;--ch-red:#ff6f61}
.ch-hero h1{max-width:900px}.ch-hero .lead{max-width:830px}
.ch-alert{margin:1.5rem 0 2rem;padding:1rem 1.15rem;border-left:3px solid var(--ch-red);background:rgba(255,111,97,.07);color:var(--tx-2)}
.ch-alert strong{color:var(--ch-red)}
.ch-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;margin:2rem 0;background:var(--line);border:1px solid var(--line)}
.ch-fact{background:var(--bg-2);padding:1rem;min-height:112px}.ch-fact strong{display:block;color:var(--ch-amber);font-family:var(--mono);font-size:1.18rem;margin-bottom:.35rem}.ch-fact span{color:var(--tx-3);font-size:.82rem;line-height:1.45}
.ch-timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.7rem;margin:2rem 0;padding:1rem;border:1px solid rgba(255,180,76,.28);background:linear-gradient(135deg,rgba(255,180,76,.07),rgba(114,199,255,.03))}
.ch-step{position:relative;padding:.9rem;border:1px solid var(--line);background:rgba(5,9,18,.75)}.ch-step:not(:last-child)::after{content:'→';position:absolute;right:-.64rem;top:50%;transform:translateY(-50%);z-index:2;color:var(--ch-amber)}.ch-step b{display:block;color:var(--ch-blue);font-family:var(--mono);font-size:.72rem;letter-spacing:.07em;text-transform:uppercase;margin-bottom:.35rem}.ch-step span{display:block;color:var(--tx-2);font-size:.86rem;line-height:1.45}
.ch-media{margin:2rem 0;border:1px solid var(--line);background:#03050a}.ch-media video{display:block;width:100%;aspect-ratio:16/9;background:#000}.ch-media figcaption{padding:.8rem 1rem;color:var(--tx-3);font-size:.78rem;line-height:1.5;border-top:1px solid var(--line)}
.ch-blind{margin:2rem 0;padding:1.25rem 1.3rem;border:1px solid rgba(114,199,255,.25);background:rgba(114,199,255,.055)}.ch-blind h3{margin:0 0 .65rem;color:var(--ch-blue)}.ch-blind p:last-child{margin-bottom:0}
.ch-status{color:var(--ch-amber)}
@media(max-width:820px){.ch-facts,.ch-timeline{grid-template-columns:1fr 1fr}.ch-step:nth-child(2)::after{display:none}}
@media(max-width:520px){.ch-facts,.ch-timeline{grid-template-columns:1fr}.ch-step::after{display:none}}