:root{
  --bg:#f8fafc;--panel:#ffffff;--text:#0f172a;--muted:#64748b;--line:#e2e8f0;
  --brand:#2563eb;--brand2:#06b6d4;--dark:#0f172a;--radius:24px;--shadow:0 16px 45px rgba(15,23,42,.08);
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:linear-gradient(180deg,#f8fafc 0%,#ffffff 50%,#f8fafc 100%);color:var(--text);line-height:1.65}
a{text-decoration:none;color:inherit} img{max-width:100%;display:block}
.container{width:min(1140px,calc(100% - 32px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:blur(12px);border-bottom:1px solid rgba(226,232,240,.8)}
.header-wrap{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:14px}
.brand img{width:48px;height:48px;border-radius:16px;box-shadow:var(--shadow)}
.brand-title{font-size:20px;font-weight:800}.brand-subtitle{font-size:12px;color:var(--muted)}
.main-nav{display:flex;gap:10px;flex-wrap:wrap}
.main-nav a{padding:10px 14px;border-radius:14px;color:#334155;font-size:14px;font-weight:700}
.main-nav a:hover{background:#eff6ff;color:#0f172a}
.hero{position:relative;padding:78px 0 42px;overflow:hidden;background:radial-gradient(circle at top right, rgba(6,182,212,.16), transparent 24%),radial-gradient(circle at left, rgba(37,99,235,.10), transparent 26%)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}
.badge{display:inline-block;padding:9px 14px;border-radius:999px;background:#ecfeff;border:1px solid #cffafe;color:#155e75;font-size:13px;font-weight:700}
.hero h1,.page-hero h1{margin:18px 0 14px;font-size:clamp(38px,6vw,64px);line-height:1.03}
.hero p,.page-hero p{font-size:18px;color:var(--muted);margin:0 0 22px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:20px}
.btn{display:inline-block;padding:14px 20px;border-radius:18px;font-weight:800;font-size:15px}
.btn-primary{background:var(--dark);color:#fff}.btn-secondary{background:#fff;color:var(--text);border:1px solid var(--line)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}
.stat,.mini-box,.feature-card,.article-card,.panel,.info-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.stat{padding:16px}.stat strong{display:block;font-size:26px}.stat span{font-size:13px;color:var(--muted)}
.hero-card{padding:26px;background:#fff;border:1px solid var(--line);border-radius:32px;box-shadow:var(--shadow)}
.mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:18px}
.mini-box{padding:16px;background:#f8fafc}.mini-box h4{margin:0 0 6px;font-size:15px}.mini-box p{margin:0;color:var(--muted);font-size:14px}
.gradient-box{margin-top:20px;padding:18px;border-radius:22px;color:#fff;background:linear-gradient(135deg,var(--brand2),var(--brand))}
.section{padding:44px 0}.section-head{margin-bottom:22px}.section-head h2{font-size:34px;line-height:1.1;margin:10px 0 8px}.section-head p{margin:0;color:var(--muted)}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature-card,.article-card,.panel,.info-card{padding:24px}
.icon-badge{width:46px;height:46px;border-radius:16px;background:linear-gradient(135deg,#0f172a,#1e293b);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px}
.feature-card h3,.article-card h3,.panel h3,.info-card h3{margin:16px 0 10px;font-size:22px}
.feature-card p,.article-card p,.panel p,.info-card p{margin:0;color:var(--muted)}
.trust-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;background:#fff;border:1px solid var(--line);border-radius:30px;padding:20px;box-shadow:var(--shadow);margin-top:-14px}
.trust-item{display:flex;align-items:flex-start;gap:12px}.trust-circle{width:42px;height:42px;border-radius:16px;background:#f1f5f9;display:flex;align-items:center;justify-content:center;font-weight:800}
.meta-row{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px}
.tag{display:inline-block;padding:8px 12px;border-radius:999px;background:#eff6ff;border:1px solid #dbeafe;color:#1d4ed8;font-size:12px;font-weight:800}
.muted{color:var(--muted);font-size:13px}.read-link{display:inline-block;margin-top:16px;color:#0f4ad7;font-weight:800}
.newsletter{background:linear-gradient(135deg,#0f172a,#1e293b);color:#fff;border-radius:34px;padding:34px;box-shadow:var(--shadow)}
.newsletter-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:center}
.newsletter p{color:rgba(255,255,255,.78)} .newsletter-form{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:28px;padding:20px}
input,textarea{width:100%;padding:14px 15px;border-radius:16px;border:1px solid var(--line);font:inherit;color:var(--text);background:#fff;outline:none}
textarea{min-height:150px;resize:vertical}.form-grid{display:grid;gap:14px}.page-hero{padding:56px 0 24px}
.article-layout{display:grid;grid-template-columns:1fr 320px;gap:22px}.article-content h1{font-size:44px;line-height:1.08;margin:14px 0}.article-content .lead{font-size:18px;color:var(--muted)}
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:24px 0}.check-item{padding:14px 16px;border-radius:18px;background:#f8fafc;border:1px solid var(--line)}
.check-item:before{content:"✓ ";color:#16a34a;font-weight:900}.sidebar-box{position:sticky;top:96px}.sidebar-links{padding-left:18px;margin:12px 0}.sidebar-links li{margin:8px 0;color:#475569}
.site-footer{margin-top:42px;border-top:1px solid var(--line);background:#fff}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:24px;padding:34px 0}
.footer-title{font-weight:800;margin-bottom:12px}.footer-links{display:grid;gap:10px}.footer-text{color:var(--muted)}.copyright{padding:16px 0;border-top:1px solid var(--line);text-align:center;color:var(--muted);font-size:14px}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:18px}.contact-method{padding:14px 16px;background:#f8fafc;border:1px solid var(--line);border-radius:18px;margin-top:12px}
.note-box{padding:18px 20px;background:#f8fafc;border:1px solid var(--line);border-radius:20px;color:#475569}.image-banner{width:100%;border-radius:28px;border:1px solid var(--line);box-shadow:var(--shadow)}
@media (max-width:1024px){.hero-grid,.grid-4,.grid-3,.newsletter-grid,.article-layout,.contact-grid,.footer-grid{grid-template-columns:1fr 1fr}.trust-strip,.stats{grid-template-columns:repeat(2,1fr)}}
@media (max-width:760px){.hero-grid,.grid-4,.grid-3,.newsletter-grid,.article-layout,.contact-grid,.footer-grid,.mini-grid,.check-grid,.trust-strip,.stats{grid-template-columns:1fr}.header-wrap{flex-direction:column;align-items:flex-start;padding:14px 0}.main-nav{gap:6px}.hero{padding-top:42px}}