:root{--primary-cyan:#818CF8;--primary-purple:#4F46E5;--dark-bg:#030712;--dark-card:rgba(17,24,39,0.55);--dark-surface:#0B0F19;--text-primary:#FFFFFF;--text-secondary:#9CA3AF;--accent-glow:rgba(0,212,255,0.3);--purple-glow:rgba(107,79,255,0.3);--transition-smooth:all 0.3s cubic-bezier(0.4,0,0.2,1);--transition-bounce:all 0.5s cubic-bezier(0.68,-0.55,0.265,1.55);}*,*::before,*::after{margin:0;padding:0;box-sizing:border-box;}html{scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:var(--primary-cyan) #0A0B0F;}::-webkit-scrollbar{width:8px;height:8px;}::-webkit-scrollbar-track{background:#0A0B0F;}::-webkit-scrollbar-thumb{background:linear-gradient(to bottom,var(--primary-cyan),var(--primary-purple));border-radius:10px;}::-webkit-scrollbar-thumb:hover{background:var(--primary-cyan);}body{font-family:'Outfit',sans-serif;background:var(--dark-bg);color:var(--text-primary);overflow-x:hidden;line-height:1.6;}a{text-decoration:none;color:inherit;}ul{list-style:none;}#preloader{position:fixed;top:0;left:0;width:100%;height:100%;background:#0A0B0F;z-index:10000;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:opacity 0.6s cubic-bezier(0.4,0,0.2,1),visibility 0.6s cubic-bezier(0.4,0,0.2,1);}.loader-spinner{position:relative;width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--primary-cyan),var(--primary-purple));animation:loader-spin 1.2s linear infinite;display:flex;align-items:center;justify-content:center;box-shadow:0 0 35px var(--accent-glow);}.loader-spinner::before{content:'';position:absolute;width:72px;height:72px;border-radius:50%;background:#0A0B0F;}.loader-logo{position:absolute;width:42px;height:42px;object-fit:contain;z-index:2;filter:drop-shadow(0 0 8px var(--primary-cyan));animation:loader-pulse 2s ease-in-out infinite alternate;}.loader-text{margin-top:24px;font-family:'Plus Jakarta Sans',sans-serif;font-size:13px;font-weight:600;letter-spacing:3px;text-transform:uppercase;background:linear-gradient(135deg,var(--primary-cyan),var(--primary-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}@keyframes loader-spin{0%{transform:rotate(0deg);}100%{transform:rotate(360deg);}}@keyframes loader-pulse{0%{transform:scale(0.95);opacity:0.8;}100%{transform:scale(1.05);opacity:1;}}#navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:20px 0;transition:var(--transition-smooth);border-bottom:1px solid rgba(255,255,255,0.03);background:rgba(10,11,15,0.85);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);}.nav-container{width:100%;max-width:1400px;margin:0 auto;padding:0 40px;display:flex;align-items:center;justify-content:space-between;}.nav-brand{display:flex;align-items:center;gap:12px;}.nav-brand img{width:38px;height:38px;object-fit:contain;filter:drop-shadow(0 0 8px var(--primary-cyan));}.nav-brand-text{font-family:'Plus Jakarta Sans',sans-serif;font-size:18px;font-weight:700;letter-spacing:2px;background:linear-gradient(135deg,var(--primary-cyan),var(--primary-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}.nav-brand-text span{font-size:11px;font-weight:900;color:#fff;-webkit-text-fill-color:#fff;background:rgba(0,212,255,0.15);padding:2px 8px;border-radius:4px;border:1px solid rgba(0,212,255,0.3);margin-left:6px;letter-spacing:1px;}.nav-back{font-size:13px;color:var(--text-secondary);transition:var(--transition-smooth);display:flex;align-items:center;gap:6px;}.nav-back:hover{color:var(--primary-cyan);}.tools-hero{padding:140px 20px 60px;text-align:center;position:relative;background:radial-gradient(ellipse at top,rgba(107,79,255,0.08) 0%,transparent 60%);}.tools-hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;background:rgba(0,212,255,0.08);border:1px solid rgba(0,212,255,0.2);border-radius:50px;font-size:11px;font-weight:600;color:var(--primary-cyan);letter-spacing:1.5px;text-transform:uppercase;margin-bottom:20px;box-shadow:0 0 15px rgba(0,212,255,0.1);}.tools-hero h1{font-family:'Plus Jakarta Sans',sans-serif;font-size:clamp(32px,5vw,52px);font-weight:800;letter-spacing:2px;margin-bottom:15px;line-height:1.2;}.tools-hero h1 span{background:linear-gradient(135deg,var(--primary-cyan),var(--primary-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}.tools-hero p{font-size:16px;color:var(--text-secondary);max-width:650px;margin:0 auto 30px;}.tools-layout{max-width:1400px;margin:0 auto;padding:0 40px 100px;}.tools-tabs{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-bottom:45px;padding:6px;background:rgba(19,20,27,0.6);border:1px solid rgba(255,255,255,0.05);border-radius:16px;backdrop-filter:blur(10px);}.tab-btn{padding:12px 22px;background:transparent;border:none;border-radius:10px;font-family:'Outfit',sans-serif;font-size:14px;font-weight:600;color:var(--text-secondary);cursor:pointer;transition:var(--transition-smooth);display:flex;align-items:center;gap:8px;}.tab-btn:hover{color:#fff;background:rgba(255,255,255,0.03);}.tab-btn.active{color:#fff;background:linear-gradient(135deg,var(--primary-cyan),var(--primary-purple));box-shadow:0 4px 15px rgba(0,212,255,0.2);}.tool-panel{display:none;animation:fadeIn 0.4s ease-out forwards;}.tool-panel.active{display:block;}@keyframes fadeIn{from{opacity:0;transform:translateY(15px);}to{opacity:1;transform:translateY(0);}}.tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;}@media (max-width:992px){.tool-grid{grid-template-columns:1fr;}}.tool-card{background:var(--dark-card);border:1px solid rgba(255,255,255,0.06);border-radius:20px;padding:30px;position:relative;box-shadow:0 10px 30px rgba(0,0,0,0.3);backdrop-filter:blur(10px);}.tool-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary-cyan),var(--primary-purple));border-radius:20px 20px 0 0;opacity:0.8;}.tool-card-title{font-family:'Plus Jakarta Sans',sans-serif;font-size:18px;font-weight:700;color:#fff;margin-bottom:20px;display:flex;align-items:center;gap:10px;border-bottom:1px solid rgba(255,255,255,0.05);padding-bottom:12px;}.tool-card-title span.badge{font-size:11px;font-family:'Outfit',sans-serif;padding:2px 10px;background:rgba(107,79,255,0.15);border:1px solid rgba(107,79,255,0.3);color:#b0a3ff;border-radius:20px;margin-left:auto;}.form-group{margin-bottom:20px;}.form-group label{display:block;font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:8px;letter-spacing:0.5px;}.form-group input[type="text"],.form-group input[type="email"],.form-group input[type="number"],.form-group select,.form-group textarea{width:100%;background:var(--dark-surface);border:1px solid rgba(255,255,255,0.08);border-radius:10px;padding:12px 15px;font-family:'Outfit',sans-serif;font-size:14px;color:#fff;outline:none;transition:var(--transition-smooth);}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--primary-cyan);box-shadow:0 0 10px rgba(0,212,255,0.15);background:rgba(0,212,255,0.02);}.form-group textarea{resize:vertical;min-height:120px;}.btn-action-group{display:flex;gap:10px;flex-wrap:wrap;}.btn-action{padding:10px 18px;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);border-radius:8px;font-family:'Outfit',sans-serif;font-size:13px;font-weight:600;color:#fff;cursor:pointer;transition:var(--transition-smooth);}.btn-action:hover{background:rgba(0,212,255,0.08);border-color:var(--primary-cyan);color:var(--primary-cyan);}.btn-action.btn-primary{background:linear-gradient(135deg,var(--primary-cyan),var(--primary-purple));border:none;}.btn-action.btn-primary:hover{color:#fff;box-shadow:0 4px 15px rgba(107,79,255,0.3);transform:translateY(-1px);}.output-wrapper{position:relative;margin-top:15px;}.output-box{width:100%;background:rgba(10,11,15,0.6);border:1px dashed rgba(255,255,255,0.1);border-radius:10px;padding:15px;font-family:monospace;font-size:13px;color:#9cdcfe;overflow-x:auto;white-space:pre-wrap;word-break:break-all;min-height:100px;max-height:300px;}.btn-copy-pos{position:absolute;top:10px;right:10px;padding:6px 12px;background:rgba(19,20,27,0.8);border:1px solid rgba(255,255,255,0.1);border-radius:6px;font-family:'Outfit',sans-serif;font-size:11px;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:var(--transition-smooth);display:flex;align-items:center;gap:4px;}.btn-copy-pos:hover{color:#fff;border-color:var(--primary-cyan);background:var(--dark-surface);}.analytics-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:15px;}@media (max-width:480px){.analytics-grid{grid-template-columns:repeat(2,1fr);}}.analytics-item{background:var(--dark-surface);border:1px solid rgba(255,255,255,0.04);padding:10px;border-radius:8px;text-align:center;}.analytics-val{font-family:'Plus Jakarta Sans',sans-serif;font-size:16px;font-weight:700;color:var(--primary-cyan);}.analytics-lbl{font-size:10px;color:var(--text-secondary);text-transform:uppercase;margin-top:2px;}.slider-container{display:flex;align-items:center;gap:15px;background:var(--dark-surface);padding:10px 15px;border-radius:8px;border:1px solid rgba(255,255,255,0.05);}.slider-container input[type="range"]{flex:1;height:6px;background:rgba(255,255,255,0.1);outline:none;border-radius:10px;accent-color:var(--primary-cyan);}.slider-val{font-family:'Plus Jakarta Sans',sans-serif;font-size:16px;font-weight:700;color:var(--primary-cyan);min-width:25px;text-align:right;}.checkbox-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px;}.check-label{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-secondary);cursor:pointer;background:var(--dark-surface);padding:10px 14px;border-radius:8px;border:1px solid rgba(255,255,255,0.04);transition:var(--transition-smooth);}.check-label:hover{border-color:rgba(0,212,255,0.2);background:rgba(0,212,255,0.01);}.check-label input[type="checkbox"]{accent-color:var(--primary-cyan);width:16px;height:16px;cursor:pointer;}.strength-wrapper{margin-top:20px;}.strength-header{display:flex;justify-content:space-between;font-size:12px;color:var(--text-secondary);margin-bottom:6px;}.strength-text{font-weight:700;text-transform:uppercase;letter-spacing:1px;}.strength-bar-container{display:flex;gap:6px;height:8px;}.strength-segment{flex:1;background:rgba(255,255,255,0.08);border-radius:10px;transition:var(--transition-smooth);}.strength-segment.weak{background:#ff5252;box-shadow:0 0 10px rgba(255,82,82,0.4);}.strength-segment.medium{background:#ffd740;box-shadow:0 0 10px rgba(255,215,64,0.4);}.strength-segment.strong{background:#69f0ae;box-shadow:0 0 10px rgba(105,240,174,0.4);}.strength-segment.secure{background:#00D4FF;box-shadow:0 0 10px rgba(0,212,255,0.4);}.preview-card{background:#fff;border-radius:12px;padding:20px;margin-top:15px;box-shadow:0 8px 20px rgba(0,0,0,0.2);}.google-preview-card{background:#202124;border:1px solid #303134;padding:16px;border-radius:8px;}.google-url{font-size:12px;color:#bdc1c6;display:flex;align-items:center;gap:4px;margin-bottom:4px;}.google-title{font-size:19px;color:#8ab4f8;font-weight:500;line-height:1.3;margin-bottom:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:pointer;}.google-title:hover{text-decoration:underline;}.google-desc{font-size:14px;color:#bdc1c6;line-height:1.4;word-wrap:break-word;}.fb-preview-card{background:#242526;border:1px solid #3e4042;border-radius:8px;overflow:hidden;width:100%;}.fb-img-mock{background:linear-gradient(135deg,rgba(0,212,255,0.1),rgba(107,79,255,0.1));height:160px;display:flex;align-items:center;justify-content:center;border-bottom:1px solid #3e4042;position:relative;}.fb-img-mock img{width:50px;height:50px;opacity:0.6;filter:brightness(2);}.fb-img-tag{position:absolute;bottom:10px;right:10px;background:rgba(0,0,0,0.6);color:#fff;font-size:10px;padding:2px 6px;border-radius:3px;}.fb-content{padding:12px;font-family:Helvetica,Arial,sans-serif;}.fb-domain{font-size:12px;color:#b0b3b8;text-transform:uppercase;letter-spacing:0.5px;margin-bottom:2px;}.fb-title{font-size:15px;font-weight:600;color:#e4e6eb;margin-bottom:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}.fb-desc{font-size:13px;color:#b0b3b8;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}.color-inputs{display:grid;grid-template-columns:80px 1fr;gap:15px;align-items:center;}.color-picker-wrap{width:80px;height:48px;border-radius:10px;overflow:hidden;border:1px solid rgba(255,255,255,0.1);position:relative;}.color-picker-wrap input[type="color"]{position:absolute;top:-10px;left:-10px;width:100px;height:70px;cursor:pointer;border:none;background:transparent;}.palette-display{display:grid;grid-template-columns:repeat(5,1fr);height:110px;border-radius:12px;overflow:hidden;margin-top:20px;border:1px solid rgba(255,255,255,0.05);}.palette-color{height:100%;position:relative;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;padding-bottom:12px;transition:var(--transition-smooth);}.palette-color:hover{flex:1.3;}.palette-hex{font-family:monospace;font-size:11px;font-weight:700;color:#fff;background:rgba(0,0,0,0.6);padding:3px 6px;border-radius:4px;opacity:0;transition:var(--transition-smooth);transform:translateY(5px);}.palette-color:hover .palette-hex{opacity:1;transform:translateY(0);}.palette-tooltip{position:absolute;top:10px;font-size:9px;background:#00D4FF;color:#000;font-weight:700;padding:2px 6px;border-radius:3px;opacity:0;pointer-events:none;transform:translateY(-5px);transition:var(--transition-smooth);}.palette-color:active .palette-tooltip{opacity:1;transform:translateY(0);}.contrast-checker-card{background:rgba(10,11,15,0.4);border:1px solid rgba(255,255,255,0.05);border-radius:12px;padding:20px;margin-top:15px;}.contrast-inputs{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-bottom:15px;}.contrast-picker{display:flex;align-items:center;gap:10px;background:var(--dark-surface);padding:8px 12px;border-radius:8px;}.contrast-picker input[type="color"]{width:30px;height:30px;border-radius:4px;border:none;cursor:pointer;outline:none;background:none;}.contrast-result-row{display:flex;align-items:center;justify-content:space-between;padding:12px;background:var(--dark-surface);border-radius:8px;margin-bottom:10px;}.contrast-ratio-badge{font-family:'Plus Jakarta Sans',sans-serif;font-size:18px;font-weight:700;color:var(--primary-cyan);}.contrast-passes{display:flex;gap:8px;}.badge-wcag{font-size:10px;font-weight:700;padding:3px 8px;border-radius:4px;text-transform:uppercase;}.badge-wcag.pass{background:rgba(105,240,174,0.15);border:1px solid rgba(105,240,174,0.3);color:#53dd9c;}.badge-wcag.fail{background:rgba(255,82,82,0.15);border:1px solid rgba(255,82,82,0.3);color:#ff5e5e;}.contrast-preview-text{padding:15px;border-radius:8px;text-align:center;font-size:14px;font-weight:500;border:1px solid rgba(255,255,255,0.05);}.json-error-log{margin-top:10px;padding:10px 15px;border-radius:8px;font-size:12px;display:none;}.json-error-log.error{display:block;background:rgba(255,82,82,0.1);border:1px solid rgba(255,82,82,0.2);color:#ff8a8a;font-family:monospace;}.json-error-log.success{display:block;background:rgba(105,240,174,0.1);border:1px solid rgba(105,240,174,0.2);color:#b9ffd9;}#toast{position:fixed;bottom:30px;right:30px;background:rgba(19,20,27,0.9);border:1px solid var(--primary-cyan);border-radius:10px;padding:14px 24px;color:#fff;font-size:14px;font-weight:500;box-shadow:0 10px 30px rgba(0,212,255,0.15);z-index:10002;transform:translateY(100px);opacity:0;transition:transform 0.4s cubic-bezier(0.175,0.885,0.32,1.275),opacity 0.3s;pointer-events:none;display:flex;align-items:center;gap:10px;}#toast.show{transform:translateY(0);opacity:1;}.toast-icon{color:var(--primary-cyan);font-size:16px;}.tools-footer{border-top:1px solid rgba(255,255,255,0.05);padding:40px 20px;text-align:center;background:rgba(10,11,15,0.6);margin-top:60px;}.tools-footer p{font-size:13px;color:var(--text-secondary);max-width:600px;margin:0 auto;}.tools-footer a{color:var(--primary-cyan);font-weight:500;}.tools-footer a:hover{text-decoration:underline;}