.game-panel{--panel-accent:var(--color-gold);border:3px solid var(--color-panel-border);background:radial-gradient(120% 80% at 50% 0%, #ffffff12 0%, #fff0 60%),linear-gradient(180deg, var(--color-panel) 0%, var(--color-night-light) 100%);border-radius:22px;padding:24px;position:relative;box-shadow:inset 0 0 0 2px #ffffff0a,0 8px #00000073,0 18px 40px #00000059}.game-panel.with-title{padding-top:36px}.game-panel .ribbon{background:var(--panel-accent);color:#111;font-family:var(--font-display);letter-spacing:1px;white-space:nowrap;border:3px solid #0000004d;border-radius:12px;padding:8px 22px;font-size:1rem;position:absolute;top:0;left:50%;transform:translate(-50%,-55%)skew(-8deg);box-shadow:0 4px #00000059}.game-panel.accent-cyan{--panel-accent:var(--color-cyan)}.game-panel.accent-magenta{--panel-accent:var(--color-magenta)}.game-panel.accent-lime{--panel-accent:var(--color-lime)}@media (max-width:600px){.game-panel{border-radius:18px;padding:18px 14px}.game-panel.with-title{padding-top:32px}.game-panel .ribbon{padding:6px 16px;font-size:.85rem}}