:root{
  --navy:#0d1b2e; --navy-2:#142338; --navy-3:#1c2f48;
  --red:#c41230; --red-dark:#8f0d23;
  --white:#f4f2ec; --steel:#8e99ab; --gold:#c9a227;
  --radius:4px;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{background:var(--navy); color:var(--white); font-family:'Barlow', sans-serif; line-height:1.6;}
h1,h2,h3,.display{font-family:'Anton', sans-serif; font-weight:400; text-transform:uppercase; letter-spacing:0.5px; line-height:1.05;}
a{color:inherit; text-decoration:none;}
.wrap{max-width:820px; margin:0 auto; padding:0 24px;}
img{display:block; max-width:100%;}

header{position:sticky; top:0; z-index:50; background:rgba(13,27,46,0.94); backdrop-filter:blur(6px); border-bottom:1px solid rgba(255,255,255,0.08);}
nav.wrap{max-width:1180px; display:flex; align-items:center; justify-content:space-between; padding-top:12px; padding-bottom:12px;}
.brand{display:flex; align-items:center; gap:12px;}
.brand img{width:48px; height:48px; border-radius:50%; border:2px solid var(--red);}
.brand-name{font-family:'Anton'; font-size:14px; letter-spacing:0.5px; line-height:1.15;}
.brand-name span{display:block; color:var(--steel); font-family:'Barlow'; font-size:10.5px; text-transform:none; letter-spacing:0.3px; font-weight:500;}
.call-btn{background:var(--red); color:var(--white); font-weight:800; font-size:13px; padding:11px 18px; border-radius:var(--radius); letter-spacing:0.3px; white-space:nowrap;}
.call-btn small{display:block; font-weight:600; font-size:9px; letter-spacing:1.5px; opacity:0.85; margin-bottom:2px;}

.breadcrumb{padding:24px 0 0; font-size:12.5px; color:var(--steel); font-weight:600;}
.breadcrumb a{color:var(--steel);}
.breadcrumb a:hover{color:var(--white);}

.article-header{padding:24px 0 40px; border-bottom:1px solid rgba(255,255,255,0.08); margin-bottom:40px;}
.topic-icon{width:64px; height:64px; border-radius:50%; background:var(--navy-2); border:1px solid rgba(255,255,255,0.1); display:flex; align-items:center; justify-content:center; margin-bottom:20px;}
.topic-icon i{font-size:28px; color:var(--red);}
.hub-card .topic-icon{width:44px; height:44px; margin-bottom:14px;}
.hub-card .topic-icon i{font-size:20px;}
.hub-thumb{width:100%; aspect-ratio:16/9; object-fit:cover; border-radius:var(--radius); margin-bottom:14px;}
.article-banner{width:100%; aspect-ratio:16/9; object-fit:cover; border-radius:8px; margin-top:20px;}

/* CALCULATOR */
.calc-card{background:var(--navy-2); border:1px solid rgba(255,255,255,0.08); border-radius:8px; padding:36px; margin-top:36px;}
.calc-step{margin-bottom:28px;}
.calc-step-label{font-weight:800; font-size:13px; letter-spacing:1.5px; text-transform:uppercase; color:var(--red); margin-bottom:14px;}
.calc-options{display:grid; grid-template-columns:repeat(auto-fit,minmax(140px,1fr)); gap:10px;}
.calc-option{background:var(--navy); border:1.5px solid rgba(255,255,255,0.14); border-radius:var(--radius); padding:14px 12px; text-align:center; cursor:pointer; font-weight:700; font-size:13.5px; transition:border-color .15s ease, background .15s ease;}
.calc-option span{display:block; color:var(--steel); font-weight:600; font-size:11.5px; margin-top:4px;}
.calc-option:hover{border-color:rgba(255,255,255,0.3);}
.calc-option.selected{border-color:var(--red); background:rgba(196,18,48,0.12);}
.calc-checkbox-row{display:flex; align-items:center; gap:10px; background:var(--navy); border:1.5px solid rgba(255,255,255,0.14); border-radius:var(--radius); padding:14px 16px; cursor:pointer; font-weight:600; font-size:14px;}
.calc-checkbox-row input{width:18px; height:18px; accent-color:var(--red);}
.calc-result{margin-top:30px; padding-top:30px; border-top:1px solid rgba(255,255,255,0.1); text-align:center;}
.calc-result-range{font-family:'Anton'; font-size:clamp(36px,6vw,54px); color:var(--white);}
.calc-result-label{color:var(--steel); font-size:13px; font-weight:600; text-transform:uppercase; letter-spacing:1px; margin-top:6px;}
.calc-result-note{color:var(--steel); font-size:13.5px; font-weight:500; max-width:440px; margin:14px auto 0;}

/* FAQ ACCORDION */
.faq-list{margin-top:40px; border-top:1px solid rgba(255,255,255,0.08);}
.faq-item{border-bottom:1px solid rgba(255,255,255,0.08);}
.faq-q{width:100%; background:none; border:none; text-align:left; color:var(--white); font-family:'Barlow'; font-weight:700; font-size:17px; padding:22px 4px; display:flex; justify-content:space-between; align-items:center; cursor:pointer; gap:20px;}
.faq-q .plus{font-family:'Anton'; font-size:22px; color:var(--red); flex:none; transition:transform .2s ease;}
.faq-item.open .plus{transform:rotate(45deg);}
.faq-a{max-height:0; overflow:hidden; transition:max-height .25s ease;}
.faq-a p{color:var(--steel); font-size:15px; font-weight:500; padding:0 4px 22px; max-width:640px;}
.tag-row{display:flex; gap:10px; margin-bottom:18px; flex-wrap:wrap;}
.audience-tag{background:rgba(196,18,48,0.16); color:#ff8a9a; font-weight:800; font-size:11px; letter-spacing:1.5px; text-transform:uppercase; padding:6px 12px; border-radius:2px;}
.article-header h1{font-size:clamp(28px,4.5vw,44px); max-width:720px; margin-bottom:16px;}
.article-meta{color:var(--steel); font-size:13.5px; font-weight:600;}

.article-body{padding-bottom:60px;}
.article-body h2{font-family:'Barlow'; text-transform:none; letter-spacing:0; font-weight:800; font-size:23px; margin:36px 0 14px; color:var(--white);}
.article-body h2:first-child{margin-top:0;}
.article-body p{color:#dfe3ea; font-size:16px; font-weight:400; margin-bottom:18px; max-width:720px;}
.article-body ul, .article-body ol{color:#dfe3ea; font-size:16px; margin:0 0 18px 22px; max-width:700px;}
.article-body li{margin-bottom:8px;}
.article-body strong{color:var(--white); font-weight:700;}
.article-body a.inline-link{color:#ff8a9a; font-weight:600; border-bottom:1px solid rgba(255,138,154,0.4);}

.cta-box{background:var(--navy-2); border:1px solid rgba(255,255,255,0.08); border-radius:8px; padding:32px; margin:40px 0; text-align:center;}
.cta-box h3{font-family:'Anton'; font-size:22px; margin-bottom:10px;}
.cta-box p{color:var(--steel); font-size:14.5px; margin-bottom:20px; max-width:480px; margin-left:auto; margin-right:auto;}
.cta-buttons{display:flex; gap:12px; justify-content:center; flex-wrap:wrap;}
.btn-primary{background:var(--red); color:var(--white); font-weight:800; font-size:14.5px; padding:14px 24px; border-radius:var(--radius); box-shadow:0 4px 0 var(--red-dark); display:inline-block;}
.btn-ghost{border:2px solid rgba(255,255,255,0.35); color:var(--white); font-weight:700; font-size:14px; padding:12px 22px; border-radius:var(--radius); display:inline-block;}

.related{padding:20px 0 60px; border-top:1px solid rgba(255,255,255,0.08);}
.related h3{font-size:13px; letter-spacing:1.5px; text-transform:uppercase; color:var(--red); font-weight:800; margin-bottom:20px;}
.related-grid{display:grid; grid-template-columns:1fr 1fr; gap:16px;}
.related-card{background:var(--navy-2); border:1px solid rgba(255,255,255,0.07); border-radius:var(--radius); padding:18px 20px; font-weight:700; font-size:14.5px;}
.related-card span{display:block; color:var(--steel); font-weight:600; font-size:12px; text-transform:uppercase; letter-spacing:1px; margin-bottom:6px;}

footer{background:#081120; border-top:1px solid rgba(255,255,255,0.07); padding:44px 0 26px;}
.foot-row{display:flex; justify-content:space-between; align-items:flex-start; flex-wrap:wrap; gap:24px; max-width:1180px; margin:0 auto; padding:0 24px;}
.foot-brand{display:flex; align-items:center; gap:12px;}
.foot-brand img{width:42px; height:42px; border-radius:50%; border:2px solid var(--red);}
.foot-brand div{font-family:'Anton'; font-size:13px;}
.foot-cta{font-weight:800; color:var(--white); font-size:14px;}
.foot-cta span{display:block; color:var(--steel); font-weight:500; font-size:12px; margin-top:4px;}
.copyright{color:var(--steel); font-size:12px; margin:34px auto 0; padding:18px 24px 0; border-top:1px solid rgba(255,255,255,0.06); font-weight:500; max-width:1180px;}

.hub-grid{display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-top:36px;}
.hub-card{background:var(--navy-2); border:1px solid rgba(255,255,255,0.07); border-radius:var(--radius); padding:22px 24px; position:relative; overflow:hidden;}
.hub-card::before{content:""; position:absolute; top:0; left:0; width:3px; height:0; background:var(--red); transition:height .2s ease;}
.hub-card:hover::before{height:100%;}
.hub-card .audience-tag{margin-bottom:12px; display:inline-block;}
.hub-card h3{font-family:'Barlow'; text-transform:none; letter-spacing:0; font-weight:700; font-size:17px; line-height:1.3;}

@media (max-width:720px){
  .related-grid{grid-template-columns:1fr;}
  .hub-grid{grid-template-columns:1fr;}
}