.concept-section{background:#0b0e0f;border-block:1px solid var(--line-soft)}
.concept-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;margin-top:48px}
.concept-card{min-width:0;border:1px solid var(--line);background:#101414}
.concept-player{position:relative;aspect-ratio:16/9;background:#060808}
.concept-player video{display:block;width:100%;height:100%;object-fit:contain}
.concept-play{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;width:100%;border:0;background:linear-gradient(transparent,#080b0c55);color:#fff;cursor:pointer;font:600 1rem var(--industrial);text-shadow:0 1px 4px #000}
.concept-play[hidden],.concept-direct[hidden]{display:none}
.concept-play span:first-child{display:grid;place-items:center;width:64px;height:64px;border:1px solid #f2c27e;border-radius:50%;background:#080b0ccc;color:#f2c27e;font-size:24px;padding-left:4px}
.concept-play:hover span:first-child{background:#292018}
.concept-play:focus-visible{outline:3px solid #f2c27e;outline-offset:-4px}
.concept-copy{padding:24px}.concept-copy h3{font:400 clamp(1.4rem,2.5vw,1.9rem)/1.2 var(--serif);margin:14px 0 10px}.concept-copy p{font-size:1rem;color:var(--mist);margin:0}.concept-copy .concept-message:not(:empty){margin-top:12px}.concept-direct{display:inline-block;margin-top:10px;color:var(--highlight);min-height:32px}
@media(max-width:700px){.concept-grid{grid-template-columns:1fr;gap:22px}.concept-copy{padding:20px}}