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var(--border)}.landing__btn--ghost:hover{background:var(--bg)}.landing__features{display:flex;gap:20px;flex-wrap:wrap;justify-content:center}.landing__feature{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text-muted);font-weight:500}.landing__feature-icon{font-size:16px}@media(max-width:900px){.main-layout{flex-direction:column}.sidebar{width:100%;min-width:0;border-left:none;border-top:1px solid var(--border);max-height:400px}.topbar{padding:12px 16px}.game-area{padding:0 16px 16px}.nav-row{padding:10px 16px}}@media(max-width:600px){.current-card__name{font-size:18px}.topbar__pill{font-size:12px;padding:5px 12px}}