:root{--stripe-modal-bg: rgba(15, 23, 42, .95);--stripe-modal-border: rgba(59, 130, 246, .3);--stripe-modal-shadow: 0 0 40px rgba(59, 130, 246, .15)}#checkout-modal{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#040914d9;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);z-index:9999;display:none;justify-content:center;align-items:center;opacity:0;transition:opacity .3s ease;touch-action:none}#checkout-modal.show{display:flex;opacity:1}.checkout-container{background:var(--stripe-modal-bg);width:100%;max-width:600px;height:90vh;max-height:800px;border-radius:20px;border:1px solid var(--stripe-modal-border);box-shadow:var(--stripe-modal-shadow);display:flex;flex-direction:column;overflow:hidden;position:relative;transform:translateY(20px);transition:transform .4s cubic-bezier(.175,.885,.32,1.275)}#checkout-modal.show .checkout-container{transform:translateY(0)}.checkout-header{padding:15px 20px;background:#ffffff05;border-bottom:1px solid rgba(255,255,255,.05);display:flex;justify-content:space-between;align-items:center}.checkout-title{font-size:1.1rem;font-weight:700;color:#fff;display:flex;align-items:center;gap:10px}.checkout-title i{color:#3b82f6;font-size:1.3rem}.close-checkout-btn{background:#0f172acc;border:1px solid rgba(59,130,246,.3);color:#94a3b8;width:36px;height:36px;border-radius:50%;display:flex;justify-content:center;align-items:center;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 12px #0003}.close-checkout-btn i{font-size:1.8rem}.close-checkout-btn:hover{background:#ef444426;border-color:#ef444466;color:#ef4444;transform:rotate(90deg) scale(1.05);box-shadow:0 0 15px #ef44444d}.close-checkout-btn:active{transform:rotate(90deg) scale(.95)}@media(max-width:640px){.checkout-container{height:100vh;max-height:100vh;border-radius:0;border:none}.checkout-header{padding:12px 15px}.close-checkout-btn{width:44px;height:44px}.close-checkout-btn i{font-size:2.2rem}}#checkout{flex:1;width:100%;height:100%;overflow-y:auto}.checkout-loader{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;gap:15px;color:#3b82f6;pointer-events:none}.success-card{background:#0f172ab3;border:1px solid rgba(16,185,129,.2);box-shadow:0 0 50px #10b9811a;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);max-width:500px;width:90%;text-align:center;animation:slideUpFade .6s cubic-bezier(.16,1,.3,1) forwards}.success-icon-wrapper{position:relative;width:80px;height:80px;margin:0 auto;display:flex;justify-content:center;align-items:center}.success-pulse{position:absolute;inset:0;background:#10b98133;border-radius:50%;animation:pulseGlow 2s infinite ease-out}.success-icon{color:#10b981;position:relative;text-shadow:0 0 20px rgba(16,185,129,.5);z-index:2}@keyframes pulseGlow{0%{transform:scale(.8);opacity:1}to{transform:scale(1.5);opacity:0}}@keyframes slideUpFade{0%{transform:translateY(40px);opacity:0}to{transform:translateY(0);opacity:1}}.btn-primary{background:linear-gradient(135deg,#10b981,#059669);color:#fff;padding:14px 24px;border-radius:12px;font-weight:700;transition:all .3s;border:none;display:inline-flex;justify-content:center;align-items:center;gap:8px;cursor:pointer}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px #10b98166}.btn-secondary{background:#ffffff0d;color:#cbd5e1;padding:14px 24px;border-radius:12px;font-weight:600;border:1px solid rgba(255,255,255,.1);transition:all .3s;cursor:pointer}.btn-secondary:hover{background:#ffffff1a;color:#fff}