:root{
  --red:#c0392b;--red-light:#e74c3c;--red-bright:#ff4444;
  --dark:#0d0d0d;--dark2:#141414;--dark3:#1a1a1a;--dark4:#222;
  --border:rgba(255,255,255,.08);
  --text:#f0f0f0;--muted:#999;--subtle:#666;
  --radius:12px;--radius-lg:20px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;background:var(--dark);color:var(--text);line-height:1.6;overflow-x:hidden}

/* HEADER */
header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(13,13,13,.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);padding:0 2rem}
.header-inner{max-width:1200px;margin:0 auto;height:64px;display:flex;align-items:center;justify-content:space-between;gap:2rem}
.logo{display:flex;align-items:center;gap:.6rem;text-decoration:none}
.logo-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--red),#8b0000);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:1.1rem}
.logo-text{font-weight:800;font-size:1.05rem;color:#fff;letter-spacing:-.02em}
.logo-sub{font-size:.65rem;color:var(--muted);font-weight:400;display:block;line-height:1}
nav{display:flex;align-items:center;gap:.25rem}
nav a{color:var(--muted);text-decoration:none;font-size:.88rem;font-weight:500;padding:.45rem .85rem;border-radius:8px;transition:.15s}
nav a:hover{color:#fff;background:rgba(255,255,255,.06)}
.header-ctas{display:flex;align-items:center;gap:.5rem}
.btn-login{padding:.5rem 1.1rem;border:1px solid rgba(255,255,255,.15);border-radius:8px;color:var(--text);text-decoration:none;font-size:.87rem;font-weight:500;transition:.15s;white-space:nowrap}
.btn-login:hover{border-color:rgba(255,255,255,.35);color:#fff}
.btn-trial-sm{padding:.5rem 1.1rem;background:var(--red);border-radius:8px;color:#fff;text-decoration:none;font-size:.87rem;font-weight:600;transition:.15s;white-space:nowrap}
.btn-trial-sm:hover{background:var(--red-light)}

.nav-dropdown{position:relative;}
.nav-dropdown-trigger{cursor:pointer;}
.nav-dropdown-menu{display:none;position:absolute;top:calc(100% + 8px);left:0;background:#1a1a1a;border:1px solid var(--border);border-radius:16px;overflow:hidden;padding:0;min-width:660px;box-shadow:0 20px 60px rgba(0,0,0,.7);z-index:1001;}
.nav-dropdown:hover .nav-dropdown-menu{display:flex;}
.mega-inner{display:grid;grid-template-columns:1fr 1fr 220px;gap:0;width:100%}
.mega-col{padding:1.1rem .9rem}
.mega-col+.mega-col{border-left:1px solid var(--border)}
.mega-col-title{font-size:.67rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--subtle);margin-bottom:.6rem;padding:0 .35rem}
.nav-dropdown-menu a{display:flex;align-items:center;gap:.6rem;padding:.45rem .55rem;border-radius:8px;font-size:.82rem;color:var(--muted);text-decoration:none;transition:.12s;white-space:nowrap;}
.nav-dropdown-menu a:hover{background:rgba(255,255,255,.07);color:#fff;}
.nav-dropdown-menu a .nav-icon{font-size:1rem;width:1.2rem;text-align:center;flex-shrink:0}
.nav-dropdown-menu a .nav-label{flex:1}
.mega-promo{background:linear-gradient(145deg,rgba(192,57,43,.18),rgba(139,0,0,.12));border-radius:0 16px 16px 0;padding:1.2rem 1rem;display:flex;flex-direction:column;gap:.75rem}
.mega-promo-badge{font-size:.65rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--red-light);background:rgba(192,57,43,.2);border:1px solid rgba(192,57,43,.3);border-radius:20px;padding:.2rem .6rem;display:inline-block;width:fit-content}
.mega-promo h4{font-size:.9rem;font-weight:800;color:#fff;line-height:1.3}
.mega-promo p{font-size:.75rem;color:var(--muted);line-height:1.5}
.mega-promo-stats{display:flex;flex-direction:column;gap:.35rem}
.mega-promo-stat{display:flex;align-items:center;gap:.4rem;font-size:.74rem;color:var(--muted)}
.mega-promo-stat span:first-child{color:var(--red-light);font-weight:700;font-size:.82rem}
.mega-promo-cta{display:block;background:linear-gradient(135deg,var(--red),var(--red-light));color:#fff!important;text-align:center;padding:.55rem .8rem;border-radius:8px;font-size:.8rem;font-weight:700;text-decoration:none;transition:.15s;margin-top:auto}
.mega-promo-cta:hover{opacity:.9}

/* ARTICLE HERO */
.article-hero{padding:100px 2rem 0;background:linear-gradient(180deg,rgba(192,57,43,.05) 0%,transparent 100%)}
.article-hero-inner{max-width:800px;margin:0 auto;padding-top:1.5rem}
.article-cat-badge{display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:.3rem .75rem;border-radius:20px;background:rgba(192,57,43,.15);color:var(--red-light);border:1px solid rgba(192,57,43,.25);margin-bottom:1.25rem}
.article-hero h1{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:900;line-height:1.2;letter-spacing:-.03em;margin-bottom:1.25rem;color:var(--text)}
.article-meta{display:flex;align-items:center;gap:1rem;font-size:.84rem;color:var(--subtle);flex-wrap:wrap;padding-bottom:1.75rem;border-bottom:1px solid var(--border)}
.article-meta strong{color:var(--muted);font-weight:500}

/* BREADCRUMB */
.breadcrumb{max-width:800px;margin:0 auto;padding:.85rem 2rem;font-size:.82rem;color:var(--muted)}
.breadcrumb a{color:var(--muted);text-decoration:none}
.breadcrumb a:hover{color:var(--text)}
.breadcrumb span{color:var(--subtle);margin:0 .4rem}

/* ARTICLE LAYOUT */
.article-layout{max-width:800px;margin:0 auto;padding:2.5rem 2rem 5rem}

/* ARTICLE CONTENT */
.article-content h2{font-size:clamp(1.4rem,2.5vw,1.9rem);font-weight:800;letter-spacing:-.02em;line-height:1.25;margin:2.5rem 0 1rem;color:var(--text)}
.article-content h3{font-size:1.15rem;font-weight:700;margin:1.5rem 0 .6rem;color:var(--text)}
.article-content p{color:var(--muted);line-height:1.8;margin-bottom:1.1rem;font-size:.97rem}
.article-content strong{color:var(--text);font-weight:600}
.article-content ul,.article-content ol{color:var(--muted);padding-left:1.4rem;margin-bottom:1.1rem}
.article-content li{margin-bottom:.5rem;line-height:1.7;font-size:.97rem}
.article-content a{color:var(--red-light);text-decoration:none}
.article-content a:hover{text-decoration:underline}

/* CALLOUT */
.callout{background:rgba(192,57,43,.08);border:1px solid rgba(192,57,43,.2);border-left:3px solid var(--red);border-radius:var(--radius);padding:1.25rem 1.5rem;margin:1.75rem 0}
.callout p{margin-bottom:0;color:var(--muted)}
.callout strong{color:var(--text)}

/* INFO BOX */
.info-box{background:var(--dark3);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;margin:1.75rem 0}
.info-box h4{font-size:.95rem;font-weight:700;margin-bottom:.75rem;color:var(--text)}
.info-box ul{color:var(--muted);padding-left:1.2rem}
.info-box li{margin-bottom:.4rem;font-size:.9rem}

/* STEPS */
.steps{display:flex;flex-direction:column;gap:1.25rem;margin:1.5rem 0}
.step{display:flex;gap:1.25rem;align-items:flex-start}
.step-num{width:34px;height:34px;background:linear-gradient(135deg,var(--red),var(--red-light));border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.82rem;font-weight:800;color:#fff;flex-shrink:0;margin-top:.15rem}
.step-content h4{font-size:.95rem;font-weight:700;margin-bottom:.3rem;color:var(--text)}
.step-content p{font-size:.88rem;color:var(--muted);margin-bottom:0;line-height:1.65}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:.5rem;margin:1.5rem 0}
.faq-item{background:var(--dark3);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.faq-q{width:100%;background:none;border:none;text-align:left;padding:1.1rem 1.25rem;color:var(--text);font-size:.95rem;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:1rem;font-family:'Inter',sans-serif}
.faq-q::after{content:'+';font-size:1.2rem;color:var(--muted);transition:.2s;flex-shrink:0}
.faq-item.open .faq-q::after{content:'−';color:var(--red-light)}
.faq-a{display:none;padding:0 1.25rem 1.1rem;font-size:.9rem;color:var(--muted);line-height:1.7}
.faq-item.open .faq-a{display:block}

/* CTA BLOCK */
.cta-block{background:linear-gradient(135deg,rgba(192,57,43,.15),rgba(192,57,43,.05));border:1px solid rgba(192,57,43,.25);border-radius:var(--radius-lg);padding:3rem 2rem;text-align:center;margin:3rem 0}
.cta-block h2{font-size:1.6rem;font-weight:800;margin-bottom:.75rem;margin-top:0}
.cta-block p{color:var(--muted);margin-bottom:1.75rem;font-size:1rem}
.btn-primary{display:inline-flex;align-items:center;gap:.4rem;padding:.85rem 2rem;background:linear-gradient(135deg,var(--red),var(--red-light));border-radius:10px;color:#fff!important;text-decoration:none;font-weight:700;font-size:1rem;transition:.2s}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 40px rgba(192,57,43,.4);text-decoration:none}
.cta-note{font-size:.78rem;color:var(--subtle);margin-top:.75rem}

/* INTERNAL LINKS */
.internal-links{display:grid;grid-template-columns:1fr 1fr;gap:.85rem;margin:2rem 0}
.int-link{background:var(--dark3);border:1px solid var(--border);border-radius:var(--radius);padding:1rem 1.2rem;text-decoration:none;display:block;transition:.15s;border-bottom:none}
.int-link:hover{border-color:rgba(192,57,43,.3);background:rgba(192,57,43,.05);color:inherit;border-bottom:none}
.int-link .il-label{font-size:.78rem;color:var(--subtle);font-weight:600;text-transform:uppercase;letter-spacing:.07em;margin-bottom:.2rem}
.int-link .il-title{font-size:.92rem;font-weight:700;color:var(--text)}
.internal-links h3{font-size:.8rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--subtle);margin-bottom:1rem}
.link-grid{display:grid;grid-template-columns:1fr 1fr;gap:.5rem}
.link-grid a{font-size:.85rem;color:var(--muted);text-decoration:none;padding:.5rem .75rem;border-radius:8px;border:1px solid var(--border);transition:.15s;display:flex;align-items:center;gap:.4rem}
.link-grid a:hover{color:var(--text);border-color:rgba(192,57,43,.3);background:rgba(192,57,43,.05)}

/* FOOTER */
footer{background:var(--dark2);border-top:1px solid var(--border);padding:3rem 2rem 1.5rem}
.footer-inner{max-width:1200px;margin:0 auto}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2rem;margin-bottom:2.5rem}
.footer-brand p{font-size:.85rem;color:var(--muted);margin-top:.75rem;line-height:1.6;max-width:260px}
.footer-col h4{font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:.85rem}
.footer-col a{display:block;font-size:.85rem;color:var(--subtle);text-decoration:none;margin-bottom:.4rem;transition:.12s}
.footer-col a:hover{color:var(--text)}
.footer-bottom{border-top:1px solid var(--border);padding-top:1.25rem;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.75rem;font-size:.78rem;color:var(--subtle)}
.footer-bottom a{color:var(--subtle);text-decoration:none}
.footer-bottom a:hover{color:var(--text)}
.footer-disclaimer{border-top:1px solid var(--border);padding:.75rem 0;margin-bottom:.5rem;font-size:.7rem;color:var(--subtle);text-align:center}

/* RESPONSIVE */
@media(max-width:768px){
  .link-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
  .breadcrumb{padding:.85rem 1rem}
  .article-layout{padding:2rem 1rem 4rem}
  .article-hero{padding:90px 1rem 0}
}
@media(max-width:600px){
  nav{display:none}
  .footer-top{grid-template-columns:1fr}
}
.footer-series{border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:.7rem 0;margin-bottom:.75rem;font-size:.75rem;color:var(--subtle);text-align:center;width:100%}.footer-series a{color:var(--subtle);text-decoration:none}.footer-series a:hover{color:var(--text)}.footer-series-label{color:var(--muted);font-weight:600;margin-right:.25rem}