.premium-button{text-align:center;cursor:pointer;-webkit-user-select:none;user-select:none;box-shadow:none;border:none;border-radius:8px;outline:none;justify-content:center;align-items:center;padding:.75rem 1.5rem;font-size:.95rem;font-weight:600;line-height:1.5;transition:all .2s;display:inline-flex;position:relative;overflow:hidden}.premium-button__content{z-index:2;justify-content:center;align-items:center;width:100%;transition:transform .2s;display:flex;position:relative}.premium-button--primary{background:linear-gradient(135deg, var(--accent-primary,#c9a227) 0%, var(--accent-secondary,#e0c98e) 100%);color:#0a1628;box-shadow:0 2px 8px #c9a22740}.premium-button--primary:hover{background:linear-gradient(135deg,#e0c98e 0%,#d4b560 100%);transform:translateY(-2px);box-shadow:0 4px 16px #c9a22766,0 0 0 1px #c9a2271a}.premium-button--primary:active{transform:translateY(0);box-shadow:0 2px 4px #c9a2274d}.premium-button--secondary{background:var(--bg-card);color:var(--accent-primary);border:2px solid var(--accent-primary)}.theme-dark .premium-button--secondary{background:#ffffff0d}.premium-button--secondary:hover{background:var(--accent-bg);transform:translateY(-1px);box-shadow:0 4px 12px #c9a22726}.theme-dark .premium-button--secondary:hover{background:#c9a22726}.premium-button--tertiary{color:var(--accent-primary);background:0 0}.premium-button--tertiary:hover{background:var(--accent-bg)}.theme-dark .premium-button--tertiary:hover{background:#c9a2271a}.premium-button--danger{color:#fff;background-color:#dc2626}.premium-button--danger:hover{background-color:#b91c1c;transform:translateY(-1px);box-shadow:0 4px 12px #dc26264d}.premium-button--success{color:#fff;background:linear-gradient(135deg,#c9a227 0%,#e0c98e 100%)}.premium-button--success:hover{background:linear-gradient(135deg,#e0c98e 0%,#d4b560 100%);transform:translateY(-1px);box-shadow:0 4px 12px #c9a22766}.premium-button--outline{border:2px solid var(--border-primary,#fff3);color:var(--text-secondary,#e2e8f0);background:0 0}.theme-dark .premium-button--outline,.webinar-list-container:not(.theme-light) .premium-button--outline,.filter-controls .premium-button--outline{color:#e2e8f0;background:#ffffff0d;border-color:#ffffff4d}.theme-light .premium-button--outline,.webinar-list-container.theme-light .premium-button--outline{color:#e0c98e;background:#fff;border:2px solid #c9a227}.premium-button--outline:hover{border-color:var(--accent-primary,#c9a227);color:var(--accent-primary,#c9a227);background:var(--bg-secondary,#c9a2271a)}.theme-dark .premium-button--outline:hover,.webinar-list-container:not(.theme-light) .premium-button--outline:hover,.filter-controls .premium-button--outline:hover{color:#66e5ff;background:#c9a22726;border-color:#c9a227}.theme-light .premium-button--outline:hover,.webinar-list-container.theme-light .premium-button--outline:hover{color:#e0c98e;background:#c9a2271a;border-color:#e0c98e}.premium-button--text{color:var(--accent-primary);box-shadow:none;background:0 0}.premium-button--text:hover{background:var(--accent-bg);box-shadow:none}.theme-dark .premium-button--text:hover{background:#c9a2271a}.premium-button--ghost{color:var(--text-secondary);background:0 0}.theme-dark .premium-button--ghost{color:#ffffffb3}.premium-button--ghost:hover{background:var(--bg-tertiary)}.theme-dark .premium-button--ghost:hover{background:#ffffff0d}.premium-button--small{border-radius:6px;padding:.5rem 1rem;font-size:.85rem}.premium-button--medium{padding:.75rem 1.5rem;font-size:.95rem}.premium-button--large{border-radius:10px;padding:1rem 2rem;font-size:1rem}.premium-button--full-width{width:100%;display:flex}.premium-button--disabled{opacity:.5;cursor:not-allowed;box-shadow:none}.premium-button--disabled:hover{box-shadow:none;transform:none}.premium-button--loading{cursor:wait}.premium-button--loading .premium-button__content{opacity:.5}.premium-button__spinner{z-index:3;justify-content:center;align-items:center;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.premium-button__spinner-dot{background-color:currentColor;border-radius:50%;width:6px;height:6px;margin:0 2px;animation:1.2s ease-in-out infinite pulse}.premium-button__spinner-dot:first-child{animation-delay:0s}.premium-button__spinner-dot:nth-child(2){animation-delay:.2s}.premium-button__spinner-dot:nth-child(3){animation-delay:.4s}@keyframes pulse{0%,80%,to{opacity:.6;transform:scale(.6)}40%{opacity:1;transform:scale(1)}}.premium-button__ripple{pointer-events:none;background-color:#ffffff4d;border-radius:50%;width:150px;height:150px;margin-top:-75px;margin-left:-75px;animation:.6s linear ripple;position:absolute;transform:scale(0)}@keyframes ripple{to{opacity:0;transform:scale(2)}}.premium-button--success-animation{animation:.5s ease-in-out successPulse}@keyframes successPulse{0%{box-shadow:0 0 #c9a22766}70%{box-shadow:0 0 0 10px #c9a22700}to{box-shadow:0 0 #c9a22700}}.premium-button--error{animation:.5s ease-in-out errorShake}@keyframes errorShake{0%,to{transform:translate(0)}20%,60%{transform:translate(-5px)}40%,80%{transform:translate(5px)}}.premium-button__icon{justify-content:center;align-items:center;display:inline-flex}.premium-button__icon--left{margin-right:.5rem}.premium-button__icon--right{margin-left:.5rem}.premium-button:focus-visible{outline:none;box-shadow:0 0 0 3px #c9a22766}.premium-button--primary:focus-visible{box-shadow:0 0 0 3px #c9a22766,0 4px 12px #c9a22766}.premium-button--danger:focus-visible{box-shadow:0 0 0 3px #dc262666}.premium-button--success:focus-visible{box-shadow:0 0 0 3px #c9a22766}.premium-button:active:not(:disabled){transform:scale(.98)translateY(1px)}@media (prefers-reduced-motion:reduce){.premium-button{transition:none}.premium-button:hover{transform:none}.premium-button__ripple{opacity:.3;animation:none;transform:scale(1)}.premium-button--success-animation,.premium-button--error{animation:none}.premium-button__spinner-dot{opacity:1;animation:none}}