*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Google Sans','Product Sans','Roboto','Segoe UI',Arial,sans-serif;line-height:1.6;color:#202124;background:#fff}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* Header */
header{padding:20px 0;background:#fff;box-shadow:0 1px 2px 0 rgba(60,64,67,.3),0 1px 3px 1px rgba(60,64,67,.15)}
nav{display:flex;justify-content:space-between;align-items:center}
.logo{display:flex;align-items:center}
.logo img{height:40px;width:auto;display:block}
.nav-links a{margin-left:32px;text-decoration:none;color:#5f6368;font-weight:500;font-size:15px;transition:color .2s}
.nav-links a:hover{color:#1a73e8}

/* Hero Section */
.hero{padding:80px 0 60px}
.hero-content{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.hero-text h1{font-size:56px;font-weight:400;margin-bottom:24px;line-height:1.2;color:#202124;letter-spacing:-0.5px}
.subtitle{font-size:20px;color:#5f6368;margin-bottom:32px;line-height:1.6}
.cta-btn{display:inline-block;background:#1a73e8;color:#fff;padding:14px 32px;text-decoration:none;border-radius:24px;font-size:16px;font-weight:500;transition:all .3s;box-shadow:0 1px 2px 0 rgba(60,64,67,.3),0 1px 3px 1px rgba(60,64,67,.15)}
.cta-btn:hover{background:#1765cc;box-shadow:0 1px 3px 0 rgba(60,64,67,.3),0 4px 8px 3px rgba(60,64,67,.15)}
.hero-image{text-align:center}
.hero-image img{max-width:100%;height:auto;border-radius:16px;box-shadow:0 4px 6px rgba(0,0,0,.1)}

/* Features */
.features{padding:80px 0;background:#f8f9fa}
.features h2{text-align:center;font-size:44px;font-weight:400;margin-bottom:60px;color:#202124}
.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:32px}
.feature-card{background:#fff;padding:32px;border-radius:16px;box-shadow:0 1px 2px 0 rgba(60,64,67,.3),0 1px 3px 1px rgba(60,64,67,.15);transition:all .3s}
.feature-card:hover{transform:translateY(-4px);box-shadow:0 4px 8px 0 rgba(60,64,67,.3),0 4px 12px 4px rgba(60,64,67,.15)}
.feature-icon{width:56px;height:56px;margin-bottom:20px}
.feature-icon img{width:100%;height:100%;object-fit:contain;border-radius:8px}
.feature-card h3{font-size:22px;margin-bottom:12px;color:#202124;font-weight:500}
.feature-card p{color:#5f6368;font-size:16px;line-height:1.7}

/* Download Section */
.download-section{padding:80px 0}
.download-section h2{text-align:center;font-size:44px;font-weight:400;margin-bottom:48px;color:#202124}
.download-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:32px;max-width:1100px;margin:0 auto}
.download-card{border:1px solid #dadce0;padding:40px 32px;border-radius:16px;text-align:center;transition:all .3s;background:#fff}
.download-card:hover{border-color:#1a73e8;box-shadow:0 4px 8px 0 rgba(60,64,67,.3),0 4px 12px 4px rgba(60,64,67,.15)}
.platform-icon{width:64px;height:64px;margin:0 auto 20px}
.platform-icon img{width:100%;height:100%;object-fit:contain}
.download-card h3{font-size:24px;margin-bottom:8px;color:#202124;font-weight:500}
.download-card p{color:#5f6368;margin-bottom:20px;font-size:14px}
.download-card ul{list-style:none;margin:24px 0;text-align:left}
.download-card li{padding:8px 0;color:#5f6368;font-size:15px}
.download-btn{display:inline-block;background:#1a73e8;color:#fff;padding:12px 28px;text-decoration:none;border-radius:24px;font-weight:500;margin-top:16px;transition:all .3s;font-size:15px}
.download-btn:hover{background:#1765cc;box-shadow:0 1px 3px 0 rgba(60,64,67,.3),0 4px 8px 3px rgba(60,64,67,.15)}

/* Support Section */
.support{padding:80px 0}
.support h2{text-align:center;font-size:36px;font-weight:400;margin-bottom:32px;color:#202124}
.support p{max-width:900px;margin:0 auto;font-size:18px;color:#5f6368;line-height:1.8;text-align:center}

/* Footer */
footer{background:#f8f9fa;padding:48px 0;text-align:center;color:#5f6368;margin-top:80px;border-top:1px solid #dadce0}
footer p{margin-bottom:12px;font-size:14px}
footer a{color:#1a73e8;text-decoration:none;transition:color .2s}
footer a:hover{color:#1765cc;text-decoration:underline}

/* Articles Section */
.articles-section{padding:80px 0;background:#fff}
.articles-section h2{text-align:center;font-size:44px;font-weight:400;margin-bottom:16px;color:#202124}
.section-subtitle{text-align:center;font-size:18px;color:#5f6368;margin-bottom:48px}
.articles-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px}
.article-card{background:#fff;border-radius:16px;overflow:hidden;transition:all .3s;border:1px solid #dadce0}
.article-card:hover{transform:translateY(-8px);box-shadow:0 8px 16px 0 rgba(60,64,67,.3),0 8px 24px 8px rgba(60,64,67,.15)}
.article-card a{text-decoration:none;color:inherit;display:block}
.article-image{width:100%;height:200px;overflow:hidden;background:#f8f9fa}
.article-image img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.article-card:hover .article-image img{transform:scale(1.1)}
.article-content{padding:24px}
.article-content h3{font-size:20px;font-weight:500;margin-bottom:12px;color:#202124;line-height:1.4}
.article-content p{font-size:15px;color:#5f6368;line-height:1.6;margin-bottom:16px}
.read-more{display:inline-block;color:#1a73e8;font-size:14px;font-weight:500;transition:color .2s}
.article-card:hover .read-more{color:#1765cc}

/* Article Page */
.article-page{max-width:900px;padding:60px 20px}
.article-header{text-align:center;margin-bottom:40px}
.article-header h1{font-size:42px;font-weight:400;color:#202124;margin-bottom:16px;line-height:1.2}
.article-meta{font-size:14px;color:#5f6368}
.article-featured-image{margin-bottom:40px;border-radius:16px;overflow:hidden}
.article-featured-image img{width:100%;height:auto;display:block}
.article-body{font-size:18px;line-height:1.8;color:#202124}
.article-body h2{font-size:32px;font-weight:500;margin-top:48px;margin-bottom:24px;color:#202124}
.article-body h3{font-size:24px;font-weight:500;margin-top:32px;margin-bottom:16px;color:#202124}
.article-body p{margin-bottom:20px}
.article-body ul,.article-body ol{margin:20px 0;padding-left:32px}
.article-body li{margin-bottom:12px}
.article-body strong{font-weight:600;color:#202124}
.article-image-section{margin:32px 0;border-radius:12px;overflow:hidden}
.article-image-section img{width:100%;height:auto;display:block}
.article-cta{background:#f8f9fa;padding:48px;border-radius:16px;text-align:center;margin-top:60px}
.article-cta h3{font-size:28px;margin-bottom:12px;color:#202124}
.article-cta p{font-size:18px;color:#5f6368;margin-bottom:24px}

/* Responsive */
@media (max-width:768px){
.hero-content{grid-template-columns:1fr;gap:40px}
.hero-text h1{font-size:40px}
.features h2,.download-section h2,.articles-section h2{font-size:32px}
.feature-grid,.download-grid{grid-template-columns:1fr}
.articles-grid{grid-template-columns:1fr}
.nav-links{display:none}
}