html,*:before,*:after{box-sizing:border-box}body{margin:0;padding:0}#root{margin:0;padding:0;min-height:100vh}.logo{height:6em;padding:1.5em;will-change:filter;transition:filter .3s}.logo:hover{filter:drop-shadow(0 0 2em #646cffaa)}.logo.react:hover{filter:drop-shadow(0 0 2em #61dafbaa)}@keyframes logo-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media(prefers-reduced-motion:no-preference){a:nth-of-type(2) .logo{animation:logo-spin infinite 20s linear}}.card{padding:2em}.read-the-docs{color:#888}.checkout-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem;background:linear-gradient(135deg,#f0ebdb 0% 100%);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.checkout-card{background:#fff;border-radius:20px;box-shadow:0 20px 40px #0000001a;padding:2.5rem;max-width:500px;width:100%;position:relative;overflow:hidden;animation:slideUp .6s ease-out}.checkout-header{text-align:center;margin-bottom:2rem}.checkout-icon{font-size:3rem;margin-bottom:1rem;animation:bounce 2s infinite}.checkout-title{font-size:2rem;font-weight:700;color:#2d3748;margin:0 0 .5rem;letter-spacing:-.025em}.checkout-subtitle{color:#718096;font-size:1rem;margin:0;line-height:1.5}.early-bird-banner{background:linear-gradient(135deg,#ff6b6b,orange);color:#fff;padding:1rem;border-radius:12px;margin-bottom:2rem;display:flex;align-items:center;justify-content:center;gap:.5rem;animation:pulse 2s infinite;box-shadow:0 4px 15px #ff6b6b4d}.early-bird-icon{font-size:1.2rem}.early-bird-text{font-weight:600;font-size:.95rem}.checkout-form{display:flex;flex-direction:column;gap:1.5rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-label{font-weight:600;color:#2d3748;font-size:.95rem;display:flex;align-items:center;gap:.5rem}.label-icon{font-size:1.1rem}.select-wrapper{position:relative}.form-select{width:100%;padding:1rem 3rem 1rem 1rem;border:2px solid #e2e8f0;border-radius:12px;font-size:1rem;background:#fff;color:#000;cursor:pointer;transition:all .3s ease;appearance:none;outline:none}.form-select:focus{border-color:#667eea;box-shadow:0 0 0 3px #667eea1a;transform:translateY(-1px)}.form-select:hover{border-color:#cbd5e0}.select-arrow{position:absolute;right:1rem;top:50%;transform:translateY(-50%);color:#718096;pointer-events:none;transition:transform .3s ease}.select-wrapper:hover .select-arrow{transform:translateY(-50%) rotate(180deg)}.checkbox-wrapper{display:flex;align-items:flex-start;gap:.75rem;cursor:pointer;padding:1rem;border:2px solid #e2e8f0;border-radius:12px;transition:all .3s ease;background:#f8fafc}.checkbox-wrapper:hover{border-color:#667eea;background:#f0f4ff;transform:translateY(-1px)}.form-checkbox{display:none}.checkbox-custom{width:20px;height:20px;border:2px solid #cbd5e0;border-radius:6px;display:flex;align-items:center;justify-content:center;transition:all .3s ease;flex-shrink:0;margin-top:2px}.checkbox-custom:after{content:"✓";color:#fff;font-weight:700;font-size:12px;opacity:0;transform:scale(0);transition:all .2s ease}.form-checkbox:checked+.checkbox-custom{background:#667eea;border-color:#667eea}.form-checkbox:checked+.checkbox-custom:after{opacity:1;transform:scale(1)}.checkbox-label{color:#2d3748;font-weight:500;line-height:1.5;display:flex;align-items:center;gap:.5rem}.checkout-button{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:1rem 2rem;border-radius:12px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:.5rem;position:relative;overflow:hidden;box-shadow:0 4px 15px #667eea4d}.checkout-button:hover:not(.disabled):not(.loading){transform:translateY(-2px);box-shadow:0 8px 25px #667eea66}.checkout-button:active:not(.disabled):not(.loading){transform:translateY(0)}.checkout-button.disabled{background:#e2e8f0;color:#a0aec0;cursor:not-allowed;box-shadow:none}.checkout-button.loading{cursor:not-allowed}.button-icon{font-size:1.2rem}.loading-spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-top:2px solid white;border-radius:50%;animation:spin 1s linear infinite}.checkout-footer{text-align:center;margin-top:1rem}.security-note{color:#718096;font-size:.9rem;margin:0;display:flex;align-items:center;justify-content:center;gap:.5rem}.security-icon{font-size:1rem}@keyframes slideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes bounce{0%,20%,50%,80%,to{transform:translateY(0)}40%{transform:translateY(-10px)}60%{transform:translateY(-5px)}}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.02)}to{transform:scale(1)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media(max-width:640px){.checkout-container{padding:1rem}.checkout-card{padding:1.5rem;border-radius:16px}.checkout-title{font-size:1.5rem}.checkout-icon{font-size:2.5rem}.checkbox-wrapper{padding:.75rem}.checkout-button{padding:.875rem 1.5rem;font-size:1rem}}@media(max-width:480px){.checkout-card{padding:1.25rem}.checkout-title{font-size:1.375rem}.checkout-subtitle{font-size:.9rem}}.form-select:focus,.checkbox-wrapper:focus-within{outline:2px solid #667eea;outline-offset:2px}.checkout-button:focus{outline:2px solid #667eea;outline-offset:2px}@media(prefers-contrast:high){.checkout-card{border:2px solid #000}.form-select,.checkbox-wrapper{border-color:#000}}@media(prefers-reduced-motion:reduce){.checkout-card,.checkout-button,.checkbox-wrapper,.form-select,.select-arrow,.checkbox-custom,.loading-spinner{animation:none;transition:none}}