/* =====================================================
   NIZDO - Professional Website Stylesheet
   SEO-Optimized, Performance-First Design
   ===================================================== */

:root {
    --primary: #1A73E8;
    --primary-dark: #1557B0;
    --secondary: #34A853;
    --accent: #EA4335;
    --gold: #F9AB00;
    --dark: #202124;
    --dark-gray: #3C4043;
    --medium-gray: #5F6368;
    --light-gray: #F8F9FA;
    --white: #FFFFFF;
    --border: #DADCE0;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{font-family:'Poppins',-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.6;color:var(--dark-gray);background:var(--white);overflow-x:hidden}
h1,h2,h3,h4,h5,h6{font-weight:700;color:var(--dark);line-height:1.3;margin-bottom:1rem}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit;transition:all .3s ease}
button{font-family:inherit;cursor:pointer;border:none;transition:all .3s ease}
.display-title{font-family:'Playfair Display',serif;font-weight:800}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* Navigation */
nav{background:var(--white);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:1000;box-shadow:0 2px 4px rgba(0,0,0,.04)}
nav .container{padding:20px;display:flex;justify-content:space-between;align-items:center}
.logo{font-size:28px;font-weight:800;background:linear-gradient(90deg,var(--primary),#4FC3F7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-links{display:flex;gap:30px;list-style:none;align-items:center}
.nav-links a{color:var(--dark-gray);font-weight:500}
.nav-links a:hover{color:var(--primary)}
.cta-nav{background:var(--primary)!important;color:white!important;padding:10px 24px;border-radius:6px;font-weight:600}
.cta-nav:hover{background:var(--primary-dark)!important;transform:translateY(-2px);box-shadow:0 4px 12px rgba(26,115,232,.3)}

/* Hero */
.hero{background:linear-gradient(135deg,#1A73E8 0%,#1557B0 100%);color:white;padding:100px 20px 80px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:0;right:0;width:50%;height:100%;background:url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7z' fill='%23ffffff' fill-opacity='0.05'/%3E%3C/svg%3E");opacity:.3}
.hero .container{position:relative;z-index:1}
.hero h1{font-size:56px;color:white;margin-bottom:20px;max-width:800px}
.hero p{font-size:20px;opacity:.95;max-width:700px;margin-bottom:40px}
.hero-cta{display:flex;gap:20px;flex-wrap:wrap}
.btn-primary{background:var(--white);color:var(--primary);padding:16px 36px;border-radius:8px;font-weight:600;font-size:18px;display:inline-block}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 12px 32px rgba(255,255,255,.4)}
.btn-secondary{background:transparent;color:var(--white);border:2px solid var(--white);padding:14px 34px;border-radius:8px;font-weight:600;font-size:18px;display:inline-block}
.btn-secondary:hover{background:var(--white);color:var(--primary)}

/* Tools Section */
.tools-section{padding:80px 20px;background:var(--light-gray)}
.section-header{text-align:center;margin-bottom:60px}
.section-header h2{font-size:42px;margin-bottom:16px;color:var(--dark)}
.section-header p{font-size:18px;color:var(--medium-gray);max-width:700px;margin:0 auto}
.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:30px;margin-bottom:40px}
.tool-card{background:var(--white);border-radius:16px;padding:40px;box-shadow:0 4px 20px rgba(0,0,0,.08);transition:all .3s;border:2px solid transparent}
.tool-card:hover{transform:translateY(-5px);box-shadow:0 12px 40px rgba(0,0,0,.12);border-color:var(--primary)}
.tool-icon{width:80px;height:80px;background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:36px;margin-bottom:24px}
.tool-card h3{font-size:24px;margin-bottom:16px;color:var(--dark)}
.tool-card p{color:var(--medium-gray);margin-bottom:24px;line-height:1.7}
.demo-box{background:var(--light-gray);border-radius:12px;padding:24px;margin-top:20px}
.demo-input{width:100%;padding:14px 16px;border:2px solid var(--border);border-radius:8px;font-size:14px;font-family:'Poppins',sans-serif;margin-bottom:12px;transition:all .3s}
.demo-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(26,115,232,.1)}
.demo-btn{width:100%;padding:14px;background:var(--primary);color:white;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:all .3s;font-family:'Poppins',sans-serif}
.demo-btn:hover{background:var(--primary-dark)}
.demo-result{margin-top:16px;padding:16px;background:white;border-radius:8px;border-left:4px solid var(--secondary)}
.demo-result strong{color:var(--dark);display:block;margin-bottom:8px}
.distance-inputs{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
.distance-result{display:flex;justify-content:space-between;padding:12px;background:white;border-radius:8px;margin-top:12px}
.distance-metric{text-align:center}
.distance-metric .value{font-size:24px;font-weight:700;color:var(--primary)}
.distance-metric .label{font-size:12px;color:var(--medium-gray)}
.upload-area{border:2px dashed var(--border);border-radius:8px;padding:40px;text-align:center;cursor:pointer;transition:all .3s;margin-bottom:12px}
.upload-area:hover{border-color:var(--primary);background:rgba(26,115,232,.05)}
.upload-area svg{width:48px;height:48px;margin:0 auto 16px;opacity:.5}

/* Features */
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:40px;padding:80px 20px}
.feature-card{text-align:center}
.feature-icon-large{width:100px;height:100px;background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);border-radius:20px;display:flex;align-items:center;justify-content:center;font-size:48px;margin:0 auto 24px}
.feature-card h3{font-size:22px;margin-bottom:12px}
.feature-card p{color:var(--medium-gray);line-height:1.7}

/* Stats */
.stats-section{background:var(--dark);color:white;padding:80px 20px;text-align:center}
.stats-section h2{color:white;margin-bottom:50px;font-size:42px}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:40px;max-width:1000px;margin:0 auto}
.stat-item{padding:20px}
.stat-number{font-size:56px;font-weight:800;color:var(--gold);display:block;margin-bottom:8px}
.stat-label{font-size:16px;opacity:.9}

/* CTA Section */
.cta-section{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:white;padding:80px 20px;text-align:center}
.cta-section h2{color:white;font-size:42px;margin-bottom:20px}
.cta-section p{font-size:18px;margin-bottom:40px;opacity:.9}
.cta-buttons{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}
.store-btn{display:flex;align-items:center;gap:12px;background:rgba(255,255,255,.15);backdrop-filter:blur(10px);padding:16px 32px;border-radius:12px;border:2px solid rgba(255,255,255,.3);transition:all .3s}
.store-btn:hover{background:rgba(255,255,255,.25);transform:translateY(-3px);box-shadow:0 12px 32px rgba(0,0,0,.3)}
.store-icon{font-size:40px}
.store-label{font-size:11px;opacity:.8;text-align:left}
.store-name{font-size:20px;font-weight:700;text-align:left}

/* Footer */
footer{background:var(--dark);color:white;padding:60px 20px 30px}
.footer-content{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:60px;margin-bottom:40px}
.footer-brand h3{font-size:28px;color:white;margin-bottom:16px}
.footer-brand p{color:rgba(255,255,255,.7);line-height:1.7}
.footer-links h4{color:white;font-size:16px;margin-bottom:20px;font-weight:600}
.footer-links ul{list-style:none}
.footer-links li{margin-bottom:12px}
.footer-links a{color:rgba(255,255,255,.7);font-size:14px;transition:all .3s}
.footer-links a:hover{color:white;padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:30px;text-align:center;color:rgba(255,255,255,.6);font-size:14px}

/* Responsive */
@media (max-width:968px){
    .hero h1{font-size:40px}
    .nav-links{display:none}
    .tools-grid{grid-template-columns:1fr}
    .footer-content{grid-template-columns:1fr;gap:40px}
    .distance-inputs{grid-template-columns:1fr}
    .section-header h2{font-size:32px}
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}
.loading{animation:pulse 1.5s ease-in-out infinite}