@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap";:root{--font-sans: "Inter", system-ui, -apple-system, sans-serif;--font-mono: "JetBrains+Mono", monospace;--bg-color: hsl(222, 47%, 11%);--card-bg: hsla(222, 47%, 15%, .7);--accent-color: hsl(199, 89%, 48%);--accent-glow: hsla(199, 89%, 48%, .3);--text-primary: hsl(210, 40%, 98%);--text-secondary: hsl(215, 20%, 65%);--border-color: hsla(217, 33%, 25%, .8);--match-bg: hsla(199, 89%, 48%, .25);--match-border: hsl(199, 89%, 48%);--glass-bg: hsla(217, 33%, 17%, .6);--glass-border: hsla(217, 33%, 30%, .5)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-color);background-image:radial-gradient(at 0% 0%,hsla(253,16%,7%,1) 0,transparent 50%),radial-gradient(at 50% 0%,hsla(225,39%,30%,.1) 0,transparent 50%),radial-gradient(at 100% 0%,hsla(339,49%,30%,.1) 0,transparent 50%);color:var(--text-primary);min-height:100vh;margin:0;overflow-x:hidden}.app-container{max-width:1000px;margin:0 auto;padding:4rem 2rem;display:flex;flex-direction:column;gap:2rem}header{text-align:center;margin-bottom:3rem;animation:fadeInDown .8s ease-out}h1{font-size:3.5rem;font-weight:800;background:linear-gradient(135deg,#fff 0%,var(--accent-color) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-.05em;margin-bottom:.5rem}.subtitle{color:var(--text-secondary);font-size:1.1rem}.glass-card{background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:24px;padding:2.5rem;box-shadow:0 8px 32px #0006;transition:transform .3s ease,box-shadow .3s ease}.glass-card:hover{box-shadow:0 12px 48px #00000080}.section-label{display:block;font-size:.8rem;font-weight:600;text-transform:uppercase;color:var(--accent-color);margin-bottom:1rem;letter-spacing:.1em}.input-group{margin-bottom:2rem}.regex-input-wrapper{position:relative;display:flex;align-items:center;background:#0000004d;border-radius:12px;border:1px solid var(--border-color);padding:.5rem 1rem;transition:all .3s ease}.regex-input-wrapper:focus-within{border-color:var(--accent-color);box-shadow:0 0 0 3px var(--accent-glow)}.regex-slash{color:var(--text-secondary);font-family:var(--font-mono);font-size:1.2rem;-webkit-user-select:none;user-select:none}input[type=text],textarea{width:100%;background:transparent;border:none;color:var(--text-primary);font-family:var(--font-mono);font-size:1rem;outline:none;padding:.75rem}textarea{min-height:200px;resize:vertical;line-height:1.6}.flags-container{display:flex;gap:1.5rem;margin-top:1rem;flex-wrap:wrap}.flag-item{display:flex;align-items:center;gap:.5rem;cursor:pointer;font-size:.9rem;color:var(--text-secondary);transition:color .2s ease}.flag-item:hover{color:var(--text-primary)}.flag-item input{cursor:pointer;accent-color:var(--accent-color)}.output-container{position:relative;background:#0000004d;border-radius:12px;border:1px solid var(--border-color);padding:1.25rem;min-height:200px;font-family:var(--font-mono);white-space:pre-wrap;word-wrap:break-word;line-height:1.6}.match-highlight{background-color:var(--match-bg);box-shadow:0 0 0 1px var(--match-border);border-radius:2px;color:#fff}.lang-switch{position:absolute;top:2rem;right:2rem;display:flex;gap:.5rem}.btn-icon{background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text-primary);padding:.5rem 1rem;border-radius:8px;cursor:pointer;font-size:.8rem;font-weight:500;transition:all .2s ease;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.btn-icon:hover,.btn-icon.active{background:var(--accent-color);border-color:var(--accent-color)}.adsense-placeholder{width:100%;min-height:100px;background:#222f444d;border:1px dashed var(--border-color);border-radius:12px;margin:2rem 0;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);font-size:.8rem;text-transform:uppercase;letter-spacing:.1em}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){h1{font-size:2.5rem}.app-container{padding:2rem 1rem}.glass-card{padding:1.5rem}}.main-nav{display:flex;gap:1.5rem;margin:0 2rem;align-items:center}.nav-link{color:var(--text-secondary);text-decoration:none;font-weight:500;transition:color .2s;padding:.5rem;border-radius:4px}.nav-link:hover,.nav-link.active-link{color:var(--accent-color);background:#ffffff0d}.tool-container{display:flex;flex-direction:column;gap:1.5rem;width:100%}.tool-header{text-align:center;margin-bottom:2rem}.rich-content{padding:2rem;margin-top:3rem;text-align:left}.content-list{list-style:disc;padding-left:1.5rem;margin-top:1rem}.content-list li{margin-bottom:.5rem}.mt-4{margin-top:1rem}.mt-8{margin-top:2rem}.home-container{max-width:1200px;margin:0 auto}.hero-section{text-align:center;padding:4rem 1rem}.hero-title{font-size:3rem;font-weight:800;margin-bottom:1rem;background:linear-gradient(to right,#60a5fa,#a855f7);-webkit-background-clip:text;color:transparent}.hero-subtitle{font-size:1.25rem;color:var(--text-secondary);max-width:600px;margin:0 auto 2rem}.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:2rem}.glass-card{padding:2rem;border-radius:12px;background:var(--panel-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-color);transition:transform .2s,border-color .2s}.tool-link-card{text-decoration:none;color:inherit;display:flex;flex-direction:column}.glass-card:hover{transform:translateY(-5px);border-color:var(--accent-color)}.icon-wrapper{margin-bottom:1rem;transition:transform .2s}.tool-link-card:hover .icon-wrapper{transform:scale(1.1)}.icon-wrapper.blue{color:#60a5fa}.icon-wrapper.green{color:#4ade80}.icon-wrapper.purple{color:#c084fc}.card-title{font-size:1.5rem;font-weight:600;margin-bottom:.5rem}.card-desc{color:var(--text-secondary);margin-bottom:1.5rem;flex-grow:1}.card-cta{font-weight:600;display:flex;align-items:center;gap:.5rem}.card-cta.blue{color:#60a5fa}.card-cta.green{color:#4ade80}.card-cta.purple{color:#c084fc}.content-section{padding:2rem}.content-section h3{font-size:1.5rem;margin-bottom:1.5rem;border-bottom:1px solid var(--border-color);padding-bottom:.5rem}.grid-2-col{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.feature-item h4{font-size:1.1rem;color:var(--accent-color);margin-bottom:.5rem}.feature-item p{color:var(--text-secondary);line-height:1.6}.fade-in{animation:fadeIn .3s ease-in}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}