@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}:root{--bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);--glass-bg: rgba(255, 255, 255, .05);--glass-border: rgba(255, 255, 255, .1);--accent-primary: #6366f1;--accent-secondary: #a855f7;--text-primary: #f8fafc;--text-secondary: #94a3b8;--success: #22c55e;--error: #ef4444}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,system-ui,-apple-system,sans-serif;background:var(--bg-gradient);color:var(--text-primary);min-height:100vh;display:flex;justify-content:center;align-items:center;overflow-x:hidden}.app{width:100%;max-width:800px;padding:40px 20px;animation:fadeIn .8s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}header{text-align:center;margin-bottom:60px}header h1{font-size:3rem;font-weight:700;letter-spacing:-.05em;background:linear-gradient(to right,#fff,#94a3b8);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:10px}.theme-toggle{position:absolute;top:20px;right:20px;background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:50%;width:48px;height:48px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1)}.theme-toggle:hover{background:#ffffff1a;transform:rotate(15deg)}main{display:flex;flex-direction:column;gap:30px}.card{background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:24px;padding:30px;transition:transform .3s ease}.ip-info{display:flex;justify-content:space-around;text-align:center;font-size:.9rem}.ip-info p{display:flex;flex-direction:column;gap:4px}.ip-info strong{color:var(--text-secondary);font-weight:500}.test-controls{display:flex;justify-content:center;gap:16px}button{background:linear-gradient(135deg,var(--accent-primary) 0%,var(--accent-secondary) 100%);color:#fff;border:none;padding:16px 32px;border-radius:50px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 10px 15px -3px #6366f14d}button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 20px 25px -5px #6366f166}button:active:not(:disabled){transform:translateY(0)}button:disabled{opacity:.5;cursor:not-allowed;filter:grayscale(1)}.progress{width:100%}.progress-bar-container{height:6px;background:#ffffff1a;border-radius:3px;overflow:hidden}.progress-bar{height:100%;background:linear-gradient(to right,var(--accent-primary),var(--accent-secondary));transition:width .4s cubic-bezier(.4,0,.2,1)}.progress p{text-align:center;margin-top:10px;font-size:.85rem;color:var(--text-secondary)}.results-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:20px;margin-top:20px}.result-item{text-align:center}.result-value{font-size:2.5rem;font-weight:700;display:block}.result-unit{font-size:.9rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.1em}.chart{margin-top:20px}.history{margin-top:40px}.history h2{font-size:1.25rem;margin-bottom:20px;color:var(--text-secondary)}.history ul{list-style:none;display:flex;flex-direction:column;gap:12px}.history-item{display:flex;justify-content:space-between;align-items:center;padding:16px;background:#ffffff08;border-radius:12px;font-size:.9rem}.error{background:#ef44441a;border:1px solid rgba(239,68,68,.2);color:var(--error);padding:16px;border-radius:12px;text-align:center}.captcha-section{display:flex;justify-content:center;margin:20px 0}@media(max-width:640px){header h1{font-size:2.25rem}.card{padding:20px}.results-grid{grid-template-columns:1fr}}footer{margin-top:80px;padding-top:40px;border-top:1px solid var(--glass-border)}.footer-content{display:flex;flex-direction:column;gap:30px;text-align:center}.footer-section p{color:var(--text-secondary);font-size:.95rem;line-height:1.6;max-width:500px;margin:0 auto}.footer-section strong{color:var(--text-primary);font-size:1.1rem;display:block;margin-bottom:8px}@media(max-width:640px){footer{margin-top:60px}}