.ar-hero{background:radial-gradient(circle at 80% 28%,rgba(26,115,232,.4),transparent 32%),linear-gradient(120deg,#04162b,#0b3f69);color:#fff;min-height:520px;display:flex;align-items:center;overflow:hidden}.ar-hero-inner{width:100%;position:relative}.ar-hero h1{font-size:clamp(4rem,12vw,8.5rem);line-height:.84;letter-spacing:-.07em;margin:.18em 0}.ar-hero h1 span{color:#c3ff24}.ar-lead{font-size:clamp(1.15rem,3vw,1.8rem);font-weight:700}.ar-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:32px}.ar-actions>span{font-size:.82rem;color:#c6d8e8}.ar-start{display:inline-flex;justify-content:space-between;align-items:center;gap:30px;min-width:245px;padding:18px 22px;border-radius:999px;background:#c3ff24;color:#04162b;font-weight:900;text-decoration:none;box-shadow:0 14px 32px rgba(0,0,0,.24)}.ar-start:hover{transform:translateY(-2px)}.ar-intro{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:start}.ar-intro h2,.ar-bottom-cta h2{font-size:clamp(2rem,5vw,3.5rem);line-height:1.15;margin:10px 0 18px}.ar-intro p,.ar-mode-grid p,.ar-notice p{color:#647487;line-height:1.8}.ar-mode-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.ar-mode-grid article{background:#fff;border-radius:22px;padding:24px;box-shadow:0 12px 30px rgba(4,22,43,.08)}.ar-mode-grid b{color:#0671e8;font-size:.78rem}.ar-mode-grid h3{font-size:1.2rem;margin:22px 0 6px}.ar-notice{display:flex;gap:22px;align-items:center;background:#e9f4ff;border-left:5px solid #0671e8;border-radius:18px;padding:24px;margin:42px 0}.ar-camera{flex:0 0 58px;width:58px;height:58px;border-radius:50%;background:#0671e8;color:#fff;display:grid;place-items:center;font-size:2rem}.ar-notice h2{font-size:1.2rem;margin-bottom:6px}.ar-bottom-cta{background:#04162b;color:#fff;border-radius:28px;padding:38px;display:flex;justify-content:space-between;align-items:center;gap:24px}.ar-bottom-cta h2{margin:0}@media(max-width:760px){.ar-hero{min-height:500px}.ar-intro{grid-template-columns:1fr}.ar-mode-grid{grid-template-columns:1fr 1fr}.ar-bottom-cta{align-items:flex-start;flex-direction:column}.ar-start{width:100%}}@media(max-width:480px){.ar-mode-grid{grid-template-columns:1fr}.ar-notice{align-items:flex-start}.ar-camera{flex-basis:44px;width:44px;height:44px}.ar-hero h1{font-size:4.2rem}}
/* BASEBALL ARのホーム画面追加案内 */
.ar-install{display:grid;gap:24px;align-items:center;margin:42px 0;padding:32px;border:1px solid #cfe0ee;border-radius:26px;background:linear-gradient(135deg,#fff,#eef7ff)}.ar-install h2{margin:8px 0 12px;font-size:clamp(1.7rem,4vw,2.7rem);line-height:1.2}.ar-install p:not(.eyebrow){margin:0;color:#647487}.ar-install .ar-start{border:0;cursor:pointer}@media(min-width:760px){.ar-install{grid-template-columns:1fr auto}}