@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap");:root{--bg-main:#0a0a0f;--bg-card:rgba(20,20,30,.6);--text-main:#f0f0f5;--text-muted:#8b8b99;--primary:#6366f1;--primary-glow:rgba(99,102,241,.5);--secondary:#a855f7;--border-color:hsla(0,0%,100%,.08)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,sans-serif;background-color:var(--bg-main);color:var(--text-main);min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden;background-image:radial-gradient(circle at 15% 50%,rgba(99,102,241,.15) 0,transparent 50%),radial-gradient(circle at 85% 30%,rgba(168,85,247,.15) 0,transparent 50%)}.container{max-width:1200px;margin:0 auto;padding:2rem;width:100%}.glass-card{background:var(--bg-card);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-color);border-radius:24px;padding:3rem;box-shadow:0 8px 32px 0 rgba(0,0,0,.37);transition:transform .3s ease,box-shadow .3s ease}.glass-card:hover{transform:translateY(-5px);box-shadow:0 15px 40px 0 rgba(0,0,0,.5),0 0 20px 0 var(--primary-glow)}.title{font-size:3.5rem;font-weight:700;text-align:center;margin-bottom:1rem;background:linear-gradient(to right,var(--text-main),var(--text-muted));-webkit-background-clip:text;-webkit-text-fill-color:transparent;line-height:1.2}.subtitle{text-align:center;color:var(--text-muted);font-size:1.1rem;margin-bottom:3rem}.input-group{display:flex;gap:1rem;margin-bottom:2rem;position:relative}.input-glow{position:absolute;top:-2px;left:-2px;right:-2px;bottom:-2px;background:linear-gradient(45deg,var(--primary),var(--secondary));z-index:-1;border-radius:14px;opacity:0;transition:opacity .3s ease}.input-group:focus-within .input-glow{opacity:.5;filter:blur(10px)}input.main-input{flex:1 1;background:rgba(10,10,15,.8);border:1px solid var(--border-color);padding:1.2rem 1.5rem;border-radius:12px;color:#fff;font-size:1.1rem;outline:none;transition:border-color .3s ease}input.main-input:focus{border-color:var(--primary)}.primary-btn{background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;border:none;padding:1.2rem 2.5rem;border-radius:12px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden}.primary-btn:after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.2),transparent);transition:left .5s ease}.primary-btn:hover:after{left:100%}.primary-btn:hover{transform:scale(1.02);box-shadow:0 0 20px var(--primary-glow)}.primary-btn:disabled{opacity:.7;cursor:not-allowed;transform:none;box-shadow:none}.spinner{display:inline-block;width:20px;height:20px;border-radius:50%;border:3px solid hsla(0,0%,100%,.3);border-top-color:#fff;animation:spin 1s ease-in-out infinite}@keyframes spin{to{transform:rotate(1turn)}}.result-box{margin-top:2rem;background:rgba(99,102,241,.1);border:1px solid var(--primary);padding:1.5rem;border-radius:12px;text-align:center;animation:slideUp .5s ease}.result-url{color:var(--primary);font-size:1.2rem;font-weight:600;text-decoration:none;word-break:break-all}.result-url:hover{text-decoration:underline}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.challenge-container{display:flex;justify-content:center;align-items:center;min-height:100vh}.challenge-card{max-width:500px;text-align:center}.radar-spinner{width:80px;height:80px;margin:0 auto 2rem;border-radius:50%;background:conic-gradient(from 0deg,transparent 70%,var(--primary) 100%);animation:radar 2s linear infinite;mask-image:radial-gradient(transparent 55%,#000 56%);-webkit-mask-image:radial-gradient(transparent 55%,#000 56%)}@keyframes radar{to{transform:rotate(1turn)}}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}@font-face{font-family:__Inter_f367f3;font-style:normal;font-weight:100 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