:root{--background:#ffffff;--foreground:#0f172a;--primary:#3b82f6;--primary-foreground:#ffffff;--secondary:#f1f5f9;--secondary-foreground:#1e293b;--muted:#f1f5f9;--muted-foreground:#64748b;--accent:#f1f5f9;--accent-foreground:#1e293b;--destructive:#ef4444;--destructive-foreground:#ffffff;--border:#e2e8f0;--input:#e2e8f0;--ring:#3b82f6;--radius:0.5rem;--font-sans:"Inter",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--max-width:1400px;--header-height:64px}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;font-family:var(--font-sans);color:var(--foreground);background-color:var(--background)}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;background:none;border:none}.app-container{display:flex;flex-direction:column;min-height:100vh}.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 1rem}.header{position:sticky;top:0;z-index:50;width:100%;height:var(--header-height);border-bottom:1px solid var(--border);background-color:rgba(255,255,255,.95);backdrop-filter:blur(10px)}.header-container{justify-content:space-between;height:100%;padding:0 1rem}.header-container,.logo-link{display:flex;align-items:center}.logo-link{gap:.5rem}.logo-text{font-weight:700;font-size:1.25rem}.header-right{display:flex;align-items:center;gap:1rem}.search-box,.search-container{position:relative;width:100%}.search-box.large{max-width:400px;margin:0 auto}.search-icon{position:absolute;left:.75rem;top:50%;transform:translateY(-50%);width:1rem;height:1rem;color:var(--muted-foreground)}.search-input{width:100%;height:2.5rem;padding:0 1rem 0 2.5rem;border-radius:var(--radius);border:1px solid var(--input);background-color:var(--background);font-size:.875rem}.search-input:focus{outline:none;border-color:var(--ring);box-shadow:0 0 0 2px rgba(59,130,246,.2)}.nav{display:flex;align-items:center;gap:.5rem}.nav-button{height:2.25rem;padding:0 .75rem;border-radius:var(--radius);font-size:.875rem;font-weight:500;color:var(--foreground);transition:background-color .2s}.nav-button:hover{background-color:var(--accent)}.sign-in-button{height:2.25rem;padding:0 .75rem;border-radius:var(--radius);font-size:.875rem;font-weight:500;color:var(--primary-foreground);background-color:var(--primary);transition:background-color .2s}.sign-in-button:hover{background-color:#2563eb}.main{flex:1}.hero{padding:3rem 0;background:linear-gradient(to right,rgba(59,130,246,.1),rgba(59,130,246,.05),var(--background))}.hero-content{display:flex;flex-direction:column;align-items:center;text-align:center;gap:2rem}.hero-text{max-width:700px}.hero-title{font-size:2.5rem;font-weight:700;line-height:1.2;margin-bottom:1rem}.hero-description{font-size:1.125rem;color:var(--muted-foreground)}.hero-search{width:100%;max-width:500px}.section-header{text-align:center;margin-bottom:3rem}.section-title{font-size:2.25rem;font-weight:700;margin-bottom:.5rem}.section-description{font-size:1.125rem;color:var(--muted-foreground);max-width:700px;margin:0 auto}.popular-tools{padding:3rem 0}.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.5rem;margin-top:2rem}.tool-card{display:block;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .2s,box-shadow .2s,background-color .2s;background-color:var(--background)}.tool-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.05);background-color:var(--accent)}.tool-content{display:flex;flex-direction:column;padding:1.5rem;height:100%}.tool-icon{width:3rem;height:3rem;color:var(--primary);margin-bottom:1rem}.tool-info{margin-top:auto}.tool-title{font-size:1.125rem;font-weight:600;margin-bottom:.5rem}.tool-description{font-size:.875rem;color:var(--muted-foreground)}.categories{padding:3rem 0;background-color:var(--muted)}.categories-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:2rem;margin-top:2rem}.category-card{display:flex;flex-direction:column;align-items:center;text-align:center;padding:2rem;border:1px solid var(--border);border-radius:var(--radius);background-color:var(--background);box-shadow:0 2px 8px rgba(0,0,0,.05)}.category-icon{width:3rem;height:3rem;color:var(--primary);margin-bottom:1rem}.category-title{font-size:1.25rem;font-weight:600;margin-bottom:.5rem}.category-description{font-size:.875rem;color:var(--muted-foreground);margin-bottom:1.5rem}.view-button{padding:.5rem 1rem;border:1px solid var(--border);border-radius:var(--radius);font-size:.875rem;font-weight:500;transition:background-color .2s}.view-button:hover{background-color:var(--accent)}.recent-tools{padding:3rem 0}.recent-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;margin-top:2rem}.new-badge{display:inline-block;padding:.25rem .5rem;border:1px solid var(--border);border-radius:9999px;font-size:.75rem;font-weight:600;margin-bottom:.5rem}.footer{border-top:1px solid var(--border);padding:1.5rem 0;background-color:var(--background)}.footer-container{display:flex;flex-direction:column;align-items:center;gap:1rem}.copyright{font-size:.875rem;color:var(--muted-foreground);text-align:center}.footer-links{display:flex;gap:1rem}.footer-link{font-size:.875rem;color:var(--muted-foreground);transition:color .2s}.footer-link:hover{color:var(--foreground)}@media (min-width:768px){.hero-title{font-size:3.5rem}.footer-container{flex-direction:row;justify-content:space-between}.copyright{text-align:left}}@media (max-width:768px){.search-container{display:none}.categories-grid,.recent-grid,.tools-grid{grid-template-columns:1fr}}