body{flex-direction:column;min-height:100vh;display:flex}.main-container{flex-grow:1;max-width:800px;margin:0 auto;padding:20px}.page-hero{text-align:center;background:var(--glass-bg,#ffffff1f);border:1px solid var(--glass-border,#fff3);border-radius:var(--radius-lg);backdrop-filter:blur(14px);box-shadow:var(--glass-shadow);margin-bottom:30px;padding:30px}.page-hero h1{color:var(--brand-heading);margin:.5rem 0;font-size:2rem;font-weight:700}.page-hero p{color:var(--brand-text);margin:.75rem 0 0;font-size:1rem;line-height:1.6}.hero-eyebrow{text-transform:uppercase;letter-spacing:.15em;color:var(--brand-subtle-text);margin:0 0 .5rem;font-size:.75rem;font-weight:800}.flip-area{flex-wrap:wrap;justify-content:space-around;align-items:center;gap:40px;margin:40px 0;display:flex}.choice-card{background:var(--brand-surface);border:1px solid var(--brand-border);border-radius:var(--radius-lg);text-align:center;flex-direction:column;align-items:center;gap:15px;width:250px;padding:30px;transition:transform .2s,box-shadow .2s;display:flex}.choice-card:hover{transform:translateY(-5px);box-shadow:0 8px 20px #0000001f}.visual{justify-content:center;align-items:center;height:120px;font-size:5rem;display:flex}.visual.flipping{animation:.6s linear infinite rotate}@keyframes rotate{0%{transform:rotateY(0)}to{transform:rotateY(360deg)}}.visual.rolling{animation:.2s ease-in-out infinite shake}@keyframes shake{0%{transform:translate(1px,1px)rotate(0)}10%{transform:translate(-1px,-2px)rotate(-1deg)}20%{transform:translate(-3px)rotate(1deg)}30%{transform:translate(3px,2px)rotate(0)}40%{transform:translate(1px,-1px)rotate(1deg)}50%{transform:translate(-1px,2px)rotate(-1deg)}60%{transform:translate(-3px,1px)rotate(0)}70%{transform:translate(3px,1px)rotate(-1deg)}80%{transform:translate(-1px,-1px)rotate(1deg)}90%{transform:translate(1px,2px)rotate(0)}to{transform:translate(1px,-2px)rotate(-1deg)}}.btn{font:inherit;border-radius:var(--radius-md);cursor:pointer;border:1px solid #0000;padding:10px 20px;font-size:.95rem;font-weight:600;transition:transform .2s,box-shadow .2s,background-color .2s}.btn:focus-visible{box-shadow:var(--brand-focus-ring);outline:none}.btn--accent{background-color:var(--brand-accent);color:var(--brand-accent-contrast-text);border-color:var(--brand-accent);width:100%}.btn--accent:hover{background-color:var(--brand-accent-strong);transform:translateY(-2px);box-shadow:0 8px 16px #3498db40}.btn--accent:disabled{opacity:.7;cursor:not-allowed;transform:none}#coinResult,#diceResult{color:var(--brand-heading);min-height:2em;margin-top:15px;font-size:1.5rem;font-weight:700}.glass-card{background:var(--glass-bg,#ffffff1f);border:1px solid var(--glass-border,#fff3);border-radius:var(--radius-lg);backdrop-filter:blur(14px);box-shadow:var(--glass-shadow)}@media (width<=768px){.main-container{padding:10px}.page-hero{margin-bottom:20px;padding:20px}.page-hero h1{font-size:1.5rem}.page-hero p{font-size:.95rem}.flip-area{gap:20px;margin:20px 0}.choice-card{width:45%;min-width:140px;padding:20px}.visual{height:80px;font-size:3rem}.btn--accent{padding:10px 16px;font-size:.9rem}}