*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #6B6FED;--accent: #E4FF1A;--burgundy: #4A1E2E;--dark: #1a1a1a;--light: #ffffff}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:linear-gradient(135deg,var(--burgundy) 0%,#2d1119 100%);min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;overflow-x:hidden}.waves{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:0;opacity:.3}.wave{position:absolute;width:200%;height:200%;border-radius:40%;animation:wave 15s infinite linear}.wave:nth-child(1){background:radial-gradient(circle,rgba(107,111,237,.2) 0%,transparent 70%);animation-duration:20s}.wave:nth-child(2){background:radial-gradient(circle,rgba(228,255,26,.1) 0%,transparent 70%);animation-duration:25s;animation-delay:-5s}@keyframes wave{0%{transform:translate(-50%,-50%) rotate(0)}to{transform:translate(-50%,-50%) rotate(360deg)}}.snowflake{position:fixed;top:-10px;color:#fffc;font-size:1em;animation:fall linear infinite;z-index:1}@keyframes fall{to{transform:translateY(100vh) rotate(360deg)}}.container{position:relative;z-index:10;max-width:600px;width:100%}.card{background:#fffffff2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:32px;padding:48px;box-shadow:0 20px 60px #0000004d;transition:all .3s ease}.card:hover{transform:translateY(-5px);box-shadow:0 25px 70px #0006}.logo{font-size:48px;font-weight:900;color:var(--dark);background:var(--accent);padding:12px 24px;border-radius:16px;display:inline-block;margin-bottom:32px;letter-spacing:-2px}h1{font-size:36px;font-weight:800;color:var(--dark);margin-bottom:16px;line-height:1.2}.subtitle{font-size:18px;color:#666;margin-bottom:32px;line-height:1.6}.highlight{color:var(--primary);font-weight:700}.input-group{margin-bottom:24px}label{display:block;font-weight:600;color:var(--dark);margin-bottom:8px;font-size:14px;text-transform:uppercase;letter-spacing:1px}input,select{width:100%;padding:16px 20px;border:3px solid #e0e0e0;border-radius:16px;font-size:16px;transition:all .3s ease;font-family:inherit;background:#fff}input:focus,select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px #6b6fed1a}.btn{width:100%;padding:20px;background:var(--primary);color:#fff;border:none;border-radius:16px;font-size:18px;font-weight:700;cursor:pointer;transition:all .3s ease;text-transform:uppercase;letter-spacing:1px;position:relative;overflow:hidden}.btn:hover{background:#5a5ed9;transform:translateY(-2px);box-shadow:0 10px 30px #6b6fed66}.btn:active{transform:translateY(0)}.btn:disabled{background:#ccc;cursor:not-allowed;transform:none}.btn-sparkle{position:absolute;width:100%;height:100%;top:0;left:0;pointer-events:none}.sparkle{position:absolute;width:4px;height:4px;background:var(--accent);border-radius:50%;animation:sparkle 1s ease-out forwards}@keyframes sparkle{0%{transform:scale(0) translateY(0);opacity:1}to{transform:scale(1) translateY(-20px);opacity:0}}.wishes-container{display:none;animation:fadeIn .5s ease}.wishes-container.active{display:block}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.wishes-box{background:linear-gradient(135deg,var(--primary) 0%,#8b8fed 100%);padding:32px;border-radius:24px;margin:24px 0;color:#fff;font-size:18px;line-height:1.8;box-shadow:0 10px 40px #6b6fed4d}.wishes-box h2{color:var(--accent);font-size:24px;margin-bottom:16px;font-weight:800}.loader{display:inline-block;width:20px;height:20px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s linear infinite;margin-right:8px}@keyframes spin{to{transform:rotate(360deg)}}.cta-box{background:var(--accent);padding:24px;border-radius:20px;margin-top:24px;text-align:center}.cta-box h3{color:var(--dark);font-size:20px;margin-bottom:12px;font-weight:800}.cta-box p{color:var(--dark);margin-bottom:16px;font-weight:500}.btn-secondary{display:inline-block;padding:14px 28px;background:var(--dark);color:#fff;text-decoration:none;border-radius:12px;font-weight:700;transition:all .3s ease}.btn-secondary:hover{background:#000;transform:translateY(-2px)}.footer{text-align:center;margin-top:32px;color:#ffffffb3;font-size:14px}.footer a{color:var(--accent);text-decoration:none;font-weight:600}.back-btn{background:transparent;color:var(--primary);border:3px solid var(--primary);margin-top:16px}.back-btn:hover{background:var(--primary);color:#fff}@media(max-width:600px){.card{padding:32px 24px}h1{font-size:28px}.logo{font-size:36px}}