:root{--dark-grey:#2c2c2c;--light-grey:#3a3a3a;--black:#000000;--white:#ffffff;--primary-color:rgb(255, 71, 71);--box-shadow:4px 4px 0 0 rgba(0, 0, 0, 1);--hover-box-shadow:6px 6px 0 0 rgba(0, 0, 0, 1);--border-radius:12px;--font-family:'Lexend',sans-serif;--bg-color:#0A0C0D;--card-bg:#14181A;--text-color:#f8f9fa;--border-color:#222829;--secondary-text:#a1a1aa;--success-color:#2ecc71;--error-color:#e74c3c;--warning-color:#f1c40f;--hover-bg:#1a1e20}.light-theme-active,[data-theme=light]{--bg-color:#f4f6f8;--card-bg:#ffffff;--text-color:#1a1d20;--border-color:#e0e4e8;--secondary-text:#5f6368;--hover-bg:#f8f9fa;--box-shadow:4px 4px 0 0 rgba(0, 0, 0, 0.08);--hover-box-shadow:6px 6px 0 0 rgba(0, 0, 0, 0.12)}body{font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-color);min-height:100vh;display:flex;flex-direction:column}.accordion-body,.text-muted,p{color:#cbd5e1!important}.light-theme-active .accordion-body,.light-theme-active .text-muted,.light-theme-active p,[data-theme=light] .accordion-body,[data-theme=light] .text-muted,[data-theme=light] p{color:#4b5563!important}.accordion-button{color:var(--text-color)!important;background:0 0!important;box-shadow:none!important}.accordion-button:not(.collapsed){color:var(--primary-color)!important;background:rgba(255,71,71,.08)!important}.accordion-button::after{filter:invert(1)}.light-theme-active .accordion-button::after,[data-theme=light] .accordion-button::after{filter:none}.main-content{flex:1;display:flex;align-items:center;justify-content:center;padding:20px 10px;margin-top:80px;position:relative;overflow:hidden}.tool-container{background:var(--card-bg);border:2px solid var(--border-color);border-radius:var(--border-radius);box-shadow:var(--box-shadow);padding:40px;width:100%;max-width:800px;text-align:center;position:relative;z-index:10}h1,h2,h3,h4,h5,h6{color:var(--text-color);font-weight:700}.subtitle{color:var(--secondary-text);margin-bottom:30px}.input-group{display:flex;gap:10px;margin-bottom:20px;position:relative}.form-control{background:var(--bg-color);border:2px solid var(--border-color);color:var(--text-color);border-radius:var(--border-radius);padding:16px 24px;font-family:var(--font-family);font-size:1.1rem;flex:1}.form-control::placeholder{color:#888;opacity:1}.form-control:-webkit-autofill,.form-control:-webkit-autofill:active,.form-control:-webkit-autofill:focus,.form-control:-webkit-autofill:hover{-webkit-box-shadow:0 0 0 30px var(--bg-color) inset!important;-webkit-text-fill-color:var(--text-color)!important;transition:background-color 5000s ease-in-out;caret-color:var(--text-color)}.form-control:focus{background:var(--bg-color);color:var(--text-color);border-color:var(--primary-color);box-shadow:none;outline:0}.btn-verify{background:var(--primary-color);color:var(--white);border:2px solid var(--border-color);border-radius:var(--border-radius);padding:0 32px;font-weight:700;font-size:1.1rem;box-shadow:var(--box-shadow);transition:.2s;display:flex;align-items:center;gap:10px;cursor:pointer}.btn-verify:hover{transform:translateY(-2px);box-shadow:var(--hover-box-shadow);color:var(--white)}.btn-verify:active{transform:translateY(0);box-shadow:none}.btn-verify:disabled{opacity:.7;cursor:not-allowed;transform:none;box-shadow:var(--box-shadow)}.results-area{display:none;margin-top:40px;animation:.5s fadeIn;text-align:left}.result-header{display:flex;align-items:center;gap:16px;margin-bottom:30px;padding-bottom:20px;border-bottom:1px solid var(--border-color)}.status-badge{padding:8px 16px;border-radius:50px;font-weight:600;font-size:.9rem;text-transform:uppercase}.status-valid{background:rgba(46,204,113,.2);color:var(--success-color);border:1px solid var(--success-color)}.status-invalid{background:rgba(231,76,60,.2);color:var(--error-color);border:1px solid var(--error-color)}.status-uncertain{background:rgba(241,196,15,.2);color:var(--warning-color);border:1px solid var(--warning-color)}.result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px}.result-item{background:var(--bg-color);padding:20px;border-radius:var(--border-radius);border:1px solid var(--border-color)}.result-label{font-size:14px;color:var(--secondary-text);margin-bottom:8px;font-weight:700;text-transform:uppercase;display:block}.result-value{color:var(--text-color);font-weight:600;font-size:1.05rem;display:flex;align-items:center;justify-content:space-between;gap:8px;word-break:break-word}.result-value>span{word-break:break-all}.result-value i{font-size:1.1rem}.text-success{color:var(--success-color)!important}.text-danger{color:var(--error-color)!important}.text-warning{color:var(--warning-color)!important}.copy-btn{background:0 0;border:none;color:var(--secondary-text);cursor:pointer;padding:3px 6px;font-size:.8rem;line-height:1;border-radius:4px;transition:.15s;margin-left:auto;flex-shrink:0;opacity:.6;display:inline-flex;align-items:center;justify-content:center}.copy-btn:hover{color:var(--text-color);background:rgba(255,255,255,.08);opacity:1}.light-theme-active .copy-btn:hover,[data-theme=light] .copy-btn:hover{background:rgba(0,0,0,.06)}.copy-btn i{font-size:.82rem!important;line-height:1}.loading-spinner{display:none;width:20px;height:20px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:1s ease-in-out infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (max-width:768px){.main-content{padding:10px;margin-top:60px}.tool-container{padding:20px 15px}h1{font-size:1.75rem}.subtitle{font-size:.95rem;margin-bottom:20px}.input-group{flex-direction:column;gap:15px;width:100%}.form-control{font-size:1rem;padding:12px 16px;width:100%!important;flex:0 0 auto;min-width:0;box-sizing:border-box}.btn-verify{width:100%;justify-content:center;padding:12px;font-size:1rem}.result-grid{grid-template-columns:1fr;gap:15px}.result-header{flex-direction:column;align-items:flex-start;gap:10px}}.bg-glow{position:fixed;top:-20vh;left:-10vw;width:60vw;height:60vh;background:radial-gradient(circle,rgba(255,71,71,.08) 0,rgba(10,12,13,0) 70%);filter:blur(80px);z-index:-1;pointer-events:none}.bg-glow-right{position:fixed;bottom:-20vh;right:-10vw;width:60vw;height:60vh;background:radial-gradient(circle,rgba(255,71,71,.05) 0,rgba(10,12,13,0) 70%);filter:blur(80px);z-index:-1;pointer-events:none}