*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:#0f172a;color:#f8fafc;line-height:1.6}
a{color:#10b981;text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
/* Header */
header{background:#1e293b;border-bottom:1px solid #334155;position:sticky;top:0;z-index:100}
.header-inner{display:flex;justify-content:space-between;align-items:center;height:64px;position:relative}
.logo{font-size:1.4rem;font-weight:700;color:#10b981!important;text-decoration:none!important}
.logo span{color:#f8fafc}
.nav-links{display:flex;gap:24px;align-items:center}
.nav-links a{color:#cbd5e1;font-size:0.95rem;transition:color .2s}
.nav-links a:hover{color:#10b981;text-decoration:none}
/* Hamburger */
.hamburger-checkbox{display:none}
.hamburger-label{display:none;flex-direction:column;cursor:pointer;gap:5px;padding:5px}
.hamburger-label span{display:block;width:25px;height:2px;background:#cbd5e1;transition:.3s}
.hamburger-checkbox:checked~.nav-links{display:flex}
/* Footer */
footer{background:#1e293b;border-top:1px solid #334155;padding:40px 0;margin-top:60px;text-align:center}
footer p{color:#94a3b8;font-size:0.9rem;margin-bottom:8px}
footer a{color:#10b981}
.footer-links{margin-top:12px;display:flex;gap:20px;justify-content:center;flex-wrap:wrap}
.footer-links a{color:#94a3b8;font-size:0.85rem}
/* Cards */
.card{background:#1e293b;border-radius:12px;padding:24px;border:1px solid #334155;transition:transform .2s,border-color .2s}
.card:hover{transform:translateY(-2px);border-color:#10b981}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:20px}
/* Button */
.btn{display:inline-block;padding:10px 24px;background:#10b981;color:#fff!important;border-radius:8px;font-weight:600;transition:background .2s;border:none;cursor:pointer}
.btn:hover{background:#059669;text-decoration:none}
.btn-outline{background:transparent;border:2px solid #10b981;color:#10b981!important}
.btn-outline:hover{background:#10b981;color:#fff!important}
/* Section */
.section{padding:60px 0}
.section-title{font-size:2rem;font-weight:700;margin-bottom:12px;color:#f8fafc}
.section-subtitle{color:#94a3b8;font-size:1.1rem;margin-bottom:40px}
/* Hero */
.hero{text-align:center;padding:80px 0 60px}
.hero h1{font-size:3rem;font-weight:800;margin-bottom:16px;line-height:1.2}
.hero h1 span{color:#10b981}
.hero p{font-size:1.2rem;color:#94a3b8;max-width:720px;margin:0 auto 32px}
/* Search */
.search-box{max-width:600px;margin:0 auto;position:relative}
.search-box input{width:100%;padding:16px 20px;border-radius:12px;border:1px solid #334155;background:#1e293b;color:#f8fafc;font-size:1rem;outline:none;transition:border-color .2s}
.search-box input:focus{border-color:#10b981}
/* Breadcrumb */
.breadcrumb{padding:16px 0;color:#94a3b8;font-size:0.9rem}
.breadcrumb a{color:#10b981}
.breadcrumb span{color:#64748b}
/* Tool Hero */
.tool-hero{position:relative;border-radius:16px;overflow:hidden;margin-bottom:32px}
.tool-hero img{width:100%;height:auto;display:block}
.tool-hero-overlay{position:absolute;bottom:0;left:0;right:0;padding:32px;background:linear-gradient(transparent,rgba(15,23,42,.95))}
.tool-hero-overlay h1{font-size:2.2rem;font-weight:700;margin-bottom:8px}
.tool-hero-overlay p{font-size:1.1rem;color:#94a3b8;max-width:600px}
/* Tags */
.tag{display:inline-block;padding:4px 12px;border-radius:20px;font-size:0.8rem;font-weight:600;margin:3px}
.tag-green{background:rgba(16,185,129,.15);color:#10b981}
.tag-blue{background:rgba(59,130,246,.15);color:#60a5fa}
.tag-purple{background:rgba(139,92,246,.15);color:#a78bfa}
.tag-orange{background:rgba(249,115,22,.15);color:#fb923c}
/* Meta Info */
.meta-info{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:32px;padding:16px;background:#1e293b;border-radius:12px;border:1px solid #334155}
.meta-info-item{flex:1;min-width:150px}
.meta-info-label{font-size:0.8rem;color:#64748b;text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}
.meta-info-value{color:#f8fafc;font-weight:600}
/* Table */
table{width:100%;border-collapse:collapse;margin:24px 0;background:#1e293b;border-radius:12px;overflow:hidden}
th,td{padding:14px 16px;text-align:left;border-bottom:1px solid #334155}
th{background:#0f172a;color:#10b981;font-weight:600}
tr:last-child td{border-bottom:none}
td{color:#cbd5e1}
/* Features */
.feature-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.feature-item{background:#1e293b;border-radius:10px;padding:20px;border:1px solid #334155}
.feature-item h3{color:#10b981;margin-bottom:8px;font-size:1.05rem}
.feature-item p{color:#94a3b8;font-size:0.95rem;line-height:1.5}
/* Steps */
.step{margin-bottom:24px;display:flex;gap:16px}
.step-num{flex-shrink:0;width:40px;height:40px;border-radius:50%;background:#10b981;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem}
.step-content h3{color:#f8fafc;margin-bottom:6px;font-size:1.05rem}
.step-content p{color:#94a3b8;font-size:0.95rem}
/* Pros Cons */
.pros-cons{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.pros-cons h3{font-size:1.2rem;margin-bottom:12px}
.pros-list li,.cons-list li{list-style:none;padding:8px 0 8px 24px;position:relative}
.pros-list li:before{content:'✓';position:absolute;left:0;color:#10b981;font-weight:700}
.cons-list li:before{content:'✗';position:absolute;left:0;color:#ef4444;font-weight:700}
/* FAQ */
details{margin-bottom:12px;background:#1e293b;border-radius:10px;border:1px solid #334155;overflow:hidden}
details summary{padding:16px 20px;cursor:pointer;font-weight:600;color:#f8fafc;list-style:none;display:flex;justify-content:space-between;align-items:center}
details summary::-webkit-details-marker{display:none}
details summary:after{content:'+';font-size:1.2rem;color:#10b981;transition:.2s}
details[open] summary:after{content:'−'}
details div{padding:0 20px 16px;color:#94a3b8;line-height:1.7}
/* Use Case */
.use-case-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px}
.use-case-card{background:#1e293b;border-radius:12px;overflow:hidden;border:1px solid #334155}
.use-case-card img{width:100%;height:200px;object-fit:cover;display:block}
.use-case-card-content{padding:20px}
.use-case-card-content h3{color:#10b981;margin-bottom:8px}
.use-case-card-content p{color:#94a3b8;font-size:0.95rem}
/* Related */
.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.related-card{background:#1e293b;border-radius:10px;padding:20px;border:1px solid #334155;transition:border-color .2s}
.related-card:hover{border-color:#10b981}
.related-card h3{color:#f8fafc;margin-bottom:6px}
.related-card p{color:#94a3b8;font-size:0.9rem;margin-bottom:8px}
/* Sources block */
.sources{padding:16px 20px;background:#1e293b;border-radius:12px;border:1px solid #334155;margin:24px 0}
.sources a{display:block;color:#60a5fa;margin:4px 0;font-size:0.9rem}
/* How it works */
.how-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:40px 0}
.how-step{text-align:center;padding:24px}
.how-step .emoji{font-size:3rem;margin-bottom:12px}
.how-step h3{color:#f8fafc;margin-bottom:8px}
.how-step p{color:#94a3b8;font-size:0.95rem}
/* Mobile */
@media(max-width:768px){
  .hero h1{font-size:2rem}
  .hero p{font-size:1rem}
  .section-title{font-size:1.5rem}
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:#1e293b;flex-direction:column;padding:16px 20px;border-bottom:1px solid #334155;gap:12px;z-index:99}
  .hamburger-label{display:flex}
  .pros-cons{grid-template-columns:1fr}
  .how-steps{grid-template-columns:1fr}
  .card-grid{grid-template-columns:1fr}
  .meta-info{flex-direction:column}
  .tool-hero-overlay h1{font-size:1.5rem}
  .tool-hero-overlay{padding:20px}
  table{display:block;overflow-x:auto}
  .feature-grid{grid-template-columns:1fr}
  .use-case-grid{grid-template-columns:1fr}
}