:root{--primary:#047857;--primary-dark:#065F46;--text:#1a1a2e;--text-light:#555;--bg:#fff;--bg-alt:#f8f9fa;--border:#e0e0e0;--max-w:1100px}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;color:var(--text);line-height:1.7;background:var(--bg)}
a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.container{max-width:var(--max-w);margin:0 auto;padding:0 20px}
header{background:var(--primary);color:#fff;padding:0;position:sticky;top:0;z-index:100;box-shadow:0 2px 10px rgba(0,0,0,.15)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;max-width:var(--max-w);margin:0 auto;padding:0 20px;height:64px}
.logo{font-size:1.4rem;font-weight:700;color:#fff;text-decoration:none}.logo:hover{text-decoration:none}
nav ul{display:flex;list-style:none;gap:4px}
nav a{color:rgba(255,255,255,.9);padding:8px 14px;border-radius:6px;font-size:.9rem;transition:background .2s}
nav a:hover{background:rgba(255,255,255,.15);text-decoration:none;color:#fff}
.hamburger{display:none;background:none;border:none;color:#fff;font-size:1.6rem;cursor:pointer}
@media(max-width:768px){
nav ul{display:none;position:absolute;top:64px;left:0;right:0;background:var(--primary-dark);flex-direction:column;padding:10px 0;box-shadow:0 4px 12px rgba(0,0,0,.2)}
nav ul.active{display:flex}nav li{text-align:center}
nav a{display:block;padding:12px 20px}.hamburger{display:block}
}
.hero{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;padding:80px 20px;text-align:center}
.hero h1{font-size:2.6rem;margin-bottom:16px;line-height:1.2}
.hero p{font-size:1.2rem;opacity:.9;max-width:700px;margin:0 auto 30px}
@media(max-width:768px){.hero{padding:50px 20px}.hero h1{font-size:1.8rem}}
.btn{display:inline-block;background:var(--primary);color:#fff;padding:14px 32px;border-radius:8px;font-weight:600;font-size:1rem;transition:all .2s;border:none;cursor:pointer}
.btn:hover{background:var(--primary-dark);text-decoration:none;transform:translateY(-1px);box-shadow:0 4px 12px rgba(0,0,0,.2)}
.btn-outline{background:transparent;border:2px solid #fff;color:#fff}.btn-outline:hover{background:#fff;color:var(--primary)}
.btn-secondary{background:var(--bg-alt);color:var(--primary);border:2px solid var(--primary)}.btn-secondary:hover{background:var(--primary);color:#fff}
.content{padding:60px 20px}
.content h1{font-size:2.2rem;margin-bottom:20px;color:var(--text)}
.content h2{font-size:1.6rem;margin:40px 0 16px;color:var(--text);border-bottom:2px solid var(--primary);padding-bottom:8px}
.content h3{font-size:1.3rem;margin:28px 0 12px;color:var(--primary-dark)}
.content p{margin-bottom:16px;color:var(--text-light)}
.content ul,.content ol{margin:0 0 20px 24px;color:var(--text-light)}.content li{margin-bottom:8px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;margin:30px 0}
.card{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:28px;transition:box-shadow .2s}
.card:hover{box-shadow:0 4px 20px rgba(0,0,0,.08)}.card h3{color:var(--primary);margin-bottom:10px;font-size:1.2rem}
table{width:100%;border-collapse:collapse;margin:24px 0;font-size:.95rem}
th{background:var(--primary);color:#fff;padding:12px 16px;text-align:left}
td{padding:12px 16px;border-bottom:1px solid var(--border)}
tr:nth-child(even){background:var(--bg-alt)}
@media(max-width:768px){table{font-size:.85rem}th,td{padding:8px 10px}}
.pros-cons{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:24px 0}
.pros,.cons{padding:24px;border-radius:12px}
.pros{background:#f0fdf4;border:1px solid #bbf7d0}.cons{background:#fef2f2;border:1px solid #fecaca}
.pros h3{color:#16a34a}.cons h3{color:#dc2626}
@media(max-width:768px){.pros-cons{grid-template-columns:1fr}}
.breadcrumb{padding:12px 0;font-size:.85rem;color:var(--text-light)}.breadcrumb a{color:var(--primary)}.breadcrumb span{margin:0 6px;color:#ccc}
.cta-section{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;padding:50px 20px;text-align:center;border-radius:16px;margin:40px 0}
.cta-section h2{color:#fff;border:none;margin-bottom:16px}.cta-section p{color:rgba(255,255,255,.9);margin-bottom:24px}
.faq-item{border:1px solid var(--border);border-radius:8px;margin-bottom:12px;padding:20px}
.faq-item h3{color:var(--primary);margin:0 0 8px;font-size:1.1rem}.faq-item p{margin:0;color:var(--text-light)}
footer{background:#1a1a2e;color:rgba(255,255,255,.7);padding:50px 20px 30px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:30px;max-width:var(--max-w);margin:0 auto}
.footer-col h4{color:#fff;margin-bottom:14px;font-size:1rem}
.footer-col a{color:rgba(255,255,255,.6);display:block;padding:4px 0;font-size:.9rem}.footer-col a:hover{color:#fff;text-decoration:none}
.footer-bottom{text-align:center;margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);font-size:.85rem}
.error-page{text-align:center;padding:120px 20px}
.error-page h1{font-size:6rem;color:var(--primary);margin-bottom:10px}
.error-page p{font-size:1.2rem;color:var(--text-light);margin-bottom:30px}