:root{--primary-color: #007bff;--secondary-color: #f8f9fa;--text-color: #333;--bg-color: #ffffff;--card-bg: #ffffff;--card-shadow: 0 4px 6px rgba(0, 0, 0, .1);--border-radius: 8px;--font-family: "Inter", system-ui, Avenir, Helvetica, Arial, sans-serif;--spacing-unit: 1rem}body{margin:0;font-family:var(--font-family);background-color:#f0f2f5;color:var(--text-color);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{display:flex;flex-direction:column;min-height:100vh}.container{max-width:800px;margin:0 auto;padding:0 var(--spacing-unit);width:100%;box-sizing:border-box}.btn{display:inline-block;padding:.5rem 1rem;background-color:var(--primary-color);color:#fff;text-decoration:none;border-radius:var(--border-radius);font-weight:500;transition:opacity .2s;border:none;cursor:pointer;font-size:.9rem}.btn:hover{opacity:.9}.header{background-color:var(--bg-color);box-shadow:0 2px 4px #0000000d;padding:1rem 0;margin-bottom:2rem;position:sticky;top:0;z-index:100}.header-content{display:flex;flex-direction:column;align-items:center;gap:1rem}@media(min-width:600px){.header-content{flex-direction:row;justify-content:space-between}}.logo{font-size:1.5rem;font-weight:700;color:var(--primary-color);text-decoration:none}.search-input{padding:.8rem 1rem;border:1px solid #ddd;border-radius:50px;font-size:1rem;width:100%;max-width:300px;outline:none;transition:border-color .2s,box-shadow .2s}.search-input:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px #007bff1a}.main-content{flex:1;padding-bottom:2rem}.footer{background-color:#fff;padding:1.5rem 0;text-align:center;margin-top:auto;color:#666;font-size:.9rem;border-top:1px solid #eee}.business-list{display:flex;flex-direction:column;gap:1rem}.empty-state{text-align:center;padding:3rem;color:#666}.business-card{background:var(--card-bg);border-radius:var(--border-radius);padding:1.5rem;box-shadow:0 2px 4px #0000000d;transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column;gap:.5rem;border-left:4px solid transparent}.business-card:hover{transform:translateY(-2px);box-shadow:0 8px 16px #0000001a;border-left-color:var(--primary-color)}.business-name{font-size:1.25rem;font-weight:600;margin:0;color:#1a1a1a}.business-category{display:inline-block;background-color:#f0f7ff;color:var(--primary-color);padding:.25rem .75rem;border-radius:50px;font-size:.8rem;font-weight:500;align-self:flex-start;margin-bottom:.5rem}.business-description{color:#555;margin:.5rem 0;line-height:1.5}.business-actions{display:flex;gap:1rem;margin-top:1rem;flex-wrap:wrap}.action-link{display:flex;align-items:center;gap:.5rem;font-size:.9rem;color:#666;text-decoration:none;padding:.5rem;border-radius:4px;transition:background-color .2s}.action-link:hover{background-color:#f5f5f5;color:var(--primary-color)}.ad-banner{background-color:#fff;border:1px dashed #ccc;padding:1rem;text-align:center;margin:2rem 0;color:#999;font-size:.8rem;border-radius:var(--border-radius);min-height:90px;display:flex;align-items:center;justify-content:center}.tabs{display:flex;margin-bottom:2rem;border-bottom:2px solid #eee}.tab-btn{padding:1rem 2rem;background:none;border:none;font-size:1rem;font-weight:600;color:#666;cursor:pointer;position:relative;transition:color .2s}.tab-btn.active{color:var(--primary-color)}.tab-btn.active:after{content:"";position:absolute;bottom:-2px;left:0;width:100%;height:2px;background-color:var(--primary-color)}.tab-btn:hover{color:var(--primary-color)}.premium-badge{position:absolute;top:-10px;right:1.5rem;background-color:gold;color:#333;font-size:.75rem;font-weight:700;padding:.25rem .5rem;border-radius:4px;box-shadow:0 2px 4px #0000001a;z-index:10}.intro-section{background:var(--card-bg);border-radius:var(--border-radius);padding:2rem;margin-bottom:2rem;box-shadow:0 2px 4px #0000000d}.scroll-btn{display:block;margin:0 auto 1.5rem}.intro-title{font-size:1.75rem;font-weight:700;color:var(--primary-color);margin:0 0 1.5rem;text-align:center}.intro-subtitle{font-size:1.25rem;font-weight:600;color:#1a1a1a;margin:1.5rem 0 1rem}.intro-text{color:#555;line-height:1.7;margin:0 0 1rem}.intro-text:last-child{margin-bottom:0}@media(min-width:600px){.intro-title{font-size:2rem}.intro-section{padding:2.5rem}}