/* Fullblast Sound — article / buyer-guide layer.
   Loaded AFTER fbs-design.css. Adds long-form editorial components only.
   Uses the fbs-design.css custom properties; defines no new colors. */

/* ---------- HERO ---------- */
.art-hero{background:linear-gradient(135deg,var(--fbs-bg) 0%,#1c1a3c 100%);color:#fff;padding:120px 32px 84px;position:relative;overflow:hidden;}
.art-hero:before{content:"";position:absolute;top:-20%;right:-10%;width:60%;height:140%;background:radial-gradient(circle,rgba(139,92,246,0.20),transparent 60%);pointer-events:none;}
.art-hero:after{content:"";position:absolute;left:0;right:0;bottom:0;height:6px;background:var(--fbs-accent);}
.art-hero .wrap{max-width:1140px;margin:0 auto;position:relative;z-index:1;}
.art-hero .grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:56px;align-items:center;}
.art-hero h1{color:#fff;font-size:3.1rem;line-height:1.06;margin:0 0 22px;letter-spacing:-0.025em;}
.art-hero p.lede{color:#bdbdbd;font-size:1.16rem;line-height:1.58;margin:0 0 28px;}
.art-hero .badge{display:inline-block;color:#fff;font-size:.72rem;font-weight:700;letter-spacing:.22em;text-transform:uppercase;margin-bottom:22px;border-left:3px solid var(--fbs-accent);padding-left:14px;}
.art-hero .hero-img{width:100%;height:auto;border-radius:14px;box-shadow:0 30px 70px rgba(0,0,0,0.5);display:block;}
@media (max-width:900px){.art-hero{padding:80px 20px 60px;}.art-hero .grid{grid-template-columns:1fr;gap:36px;}.art-hero h1{font-size:2.15rem;}.art-hero p.lede{font-size:1.05rem;}}

/* ---------- KEY-NUMBER STRIP ---------- */
.art-strip{background:var(--fbs-bg);padding:36px 32px;border-top:1px solid var(--fbs-line-dark);}
.art-strip .wrap{max-width:1240px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;}
.art-strip .tile{background:var(--fbs-bg-2);border-top:3px solid var(--fbs-accent);padding:18px 16px 16px;text-align:center;}
.art-strip .tile .stat{display:block;color:var(--fbs-lime);font-size:1.3rem;font-weight:800;letter-spacing:-0.02em;margin-bottom:4px;font-family:'Manrope';}
.art-strip .tile .label{display:block;color:var(--fbs-on-dark);font-size:.78rem;line-height:1.4;letter-spacing:.03em;}
.art-strip .note{grid-column:1/-1;color:#8a8a8a;font-size:.78rem;text-align:center;margin:6px 0 0;letter-spacing:.04em;}

/* ---------- TABLE OF CONTENTS ---------- */
.art-toc{background:var(--fbs-bg-2);padding:44px 32px;border-top:1px solid var(--fbs-line-dark);}
.art-toc .wrap{max-width:900px;margin:0 auto;}
.art-toc p.fbs-eyebrow{margin-bottom:14px;}
.art-toc ol{margin:0;padding:0 0 0 20px;columns:2;column-gap:36px;}
.art-toc li{color:var(--fbs-on-dark);font-size:.97rem;line-height:1.5;margin-bottom:9px;break-inside:avoid;}
.art-toc a{color:var(--fbs-on-dark);text-decoration:none;border-bottom:1px solid transparent;}
.art-toc a:hover{color:var(--fbs-lime);border-bottom-color:var(--fbs-lime);}
@media (max-width:700px){.art-toc ol{columns:1;}}

/* ---------- PROSE ---------- */
.art-prose{background:var(--fbs-bg);padding:84px 32px;border-top:1px solid var(--fbs-line-dark);}
.art-prose.alt{background:var(--fbs-bg-2);}
.art-prose .wrap{max-width:900px;margin:0 auto;}
.art-prose h2{color:#fff;font-size:2.1rem;line-height:1.12;margin:0 0 18px;letter-spacing:-0.02em;}
.art-prose h3{color:#fff;font-size:1.25rem;line-height:1.3;margin:36px 0 12px;letter-spacing:-0.015em;font-weight:800;}
.art-prose p{color:var(--fbs-on-dark);font-size:1.04rem;line-height:1.72;margin:0 0 16px;}
.art-prose p.disclaimer,.art-prose p.source{color:#8a8a8a;font-size:.85rem;line-height:1.6;margin:14px 0 0;}
.art-prose p.source a{color:#9c9c9c;text-decoration:underline;text-underline-offset:2px;}
.art-prose p.source a:hover{color:var(--fbs-lime);}
.art-prose ul,.art-prose ol{margin:0 0 18px;padding-left:22px;}
.art-prose li{color:var(--fbs-on-dark);font-size:1.02rem;line-height:1.68;margin-bottom:10px;}
.art-prose li strong{color:#fff;}
.art-prose a{color:var(--fbs-accent-light);text-decoration:none;border-bottom:1px solid rgba(167,139,250,.4);}
.art-prose a:hover{color:var(--fbs-lime);border-bottom-color:var(--fbs-lime);}
.art-prose strong{color:#fff;font-weight:800;}

/* ---------- CALLOUT ---------- */
.art-callout{background:var(--fbs-bg-3);border-left:3px solid var(--fbs-accent);padding:24px 28px;margin:26px 0;}
.art-callout.lime{border-left-color:var(--fbs-lime);}
.art-callout.warn{border-left-color:var(--fbs-coral);}
.art-callout p:last-child{margin-bottom:0;}
.art-callout .label{display:block;color:var(--fbs-lime);font-size:.72rem;font-weight:800;letter-spacing:.2em;text-transform:uppercase;margin-bottom:10px;}
.art-callout.warn .label{color:var(--fbs-coral);}
.art-callout p{color:#fff;font-size:1rem;line-height:1.65;}

/* ---------- DATA TABLE ---------- */
.art-table-wrap{overflow-x:auto;margin:26px 0;-webkit-overflow-scrolling:touch;}
table.art-table{width:100%;border-collapse:collapse;font-size:.94rem;min-width:560px;}
table.art-table caption{caption-side:bottom;color:#8a8a8a;font-size:.82rem;line-height:1.55;text-align:left;padding-top:12px;}
table.art-table th{background:var(--fbs-bg-3);color:#fff;font-weight:800;text-align:left;padding:13px 14px;border-bottom:2px solid var(--fbs-accent);font-size:.84rem;letter-spacing:.04em;text-transform:uppercase;}
table.art-table td{color:var(--fbs-on-dark);padding:13px 14px;border-bottom:1px solid var(--fbs-line-dark);line-height:1.5;vertical-align:top;}
table.art-table tbody tr:hover td{background:rgba(139,92,246,.06);}
table.art-table td.num{color:var(--fbs-lime);font-weight:700;white-space:nowrap;}
table.art-table td strong{color:#fff;}
table.art-table a{color:var(--fbs-accent-light);text-decoration:none;border-bottom:1px solid rgba(167,139,250,.4);}
table.art-table a:hover{color:var(--fbs-lime);}

/* ---------- STEP / COLUMN CARDS ---------- */
.art-cards{background:var(--fbs-bg-2);padding:90px 32px;border-top:1px solid var(--fbs-line-dark);}
.art-cards.dark{background:var(--fbs-bg);}
.art-cards .wrap{max-width:1140px;margin:0 auto;}
.art-cards .head{max-width:820px;margin-bottom:40px;}
.art-cards .head h2{color:#fff;font-size:2.2rem;line-height:1.1;margin:0 0 15px;letter-spacing:-0.02em;}
.art-cards .head p{color:var(--fbs-on-dark);font-size:1.05rem;line-height:1.66;margin:0;}
.art-cards .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;}
.art-cards .card{background:var(--fbs-bg-3);padding:28px 26px 26px;border-left:3px solid var(--fbs-accent);}
.art-cards.dark .card{background:var(--fbs-bg-2);}
.art-cards .card.lime{border-left-color:var(--fbs-lime);}
.art-cards .card .num{color:var(--fbs-lime);font-size:.72rem;font-weight:800;letter-spacing:.22em;text-transform:uppercase;margin:0 0 10px;}
.art-cards .card h3{color:#fff;font-size:1.08rem;margin:0 0 9px;letter-spacing:-0.015em;}
.art-cards .card p{color:var(--fbs-on-dark);font-size:.94rem;line-height:1.6;margin:0 0 10px;}
.art-cards .card p:last-child{margin-bottom:0;}
.art-cards .card ul{margin:0;padding-left:18px;}
.art-cards .card li{color:var(--fbs-on-dark);font-size:.92rem;line-height:1.55;margin-bottom:7px;}
.art-cards .foot-note{color:#8a8a8a;font-size:.82rem;line-height:1.6;margin:22px 0 0;max-width:820px;}

/* ---------- BIG FIGURES ---------- */
.art-figs{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin:28px 0;}
.art-figs .fig{background:var(--fbs-bg-3);border-left:3px solid var(--fbs-lime);padding:24px 22px 20px;}
.art-prose.alt .art-figs .fig{background:var(--fbs-bg);}
.art-figs .fig .n{display:block;color:#fff;font-size:1.5rem;font-weight:800;letter-spacing:-0.02em;margin-bottom:6px;font-family:'Manrope';}
.art-figs .fig .l{display:block;color:var(--fbs-on-dark);font-size:.88rem;line-height:1.5;}

/* ---------- MODEL GRID ---------- */
.art-models{background:var(--fbs-bg);padding:90px 32px;border-top:1px solid var(--fbs-line-dark);}
.art-models.alt{background:var(--fbs-bg-2);}
.art-models .wrap{max-width:1240px;margin:0 auto;}
.art-models .head{max-width:800px;margin-bottom:36px;}
.art-models .head h2{color:#fff;font-size:2.2rem;line-height:1.12;margin:0 0 14px;letter-spacing:-0.02em;}
.art-models .head p{color:var(--fbs-on-dark);font-size:1.05rem;line-height:1.66;margin:0;}
.art-models .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px;}
.art-models a.model{display:block;background:var(--fbs-bg-3);border:1px solid var(--fbs-line-dark);text-decoration:none;transition:border-color .15s;}
.art-models.alt a.model{background:var(--fbs-bg);}
.art-models a.model:hover{border-color:var(--fbs-accent);}
.art-models a.model img{width:100%;height:150px;object-fit:cover;display:block;}
.art-models a.model .body{display:block;padding:16px 16px 18px;}
.art-models a.model .name{display:block;color:#fff;font-size:1rem;font-weight:800;letter-spacing:-0.015em;margin-bottom:4px;}
.art-models a.model .price{display:block;color:var(--fbs-lime);font-size:.86rem;font-weight:700;margin-bottom:6px;}
.art-models a.model .desc{display:block;color:var(--fbs-on-dark);font-size:.84rem;line-height:1.5;}

/* ---------- FAQ ---------- */
.art-faq{background:var(--fbs-bg);padding:90px 32px;border-top:1px solid var(--fbs-line-dark);}
.art-faq .wrap{max-width:960px;margin:0 auto;}
.art-faq .head{margin-bottom:44px;text-align:center;}
.art-faq .head h2{color:#fff;font-size:2.2rem;line-height:1.08;margin:0 0 14px;letter-spacing:-0.025em;}
.art-faq .head p{color:var(--fbs-on-dark);font-size:1.04rem;line-height:1.66;margin:0 auto;max-width:680px;}
.art-faq .qa-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.art-faq .qa{background:var(--fbs-bg-2);border-left:3px solid var(--fbs-accent);padding:28px 30px 26px;}
.art-faq .qa h3{color:#fff;font-size:1.04rem;font-weight:800;letter-spacing:-0.01em;line-height:1.36;margin:0 0 10px;}
.art-faq .qa p{color:var(--fbs-on-dark);font-size:.94rem;line-height:1.66;margin:0;}
@media (max-width:760px){.art-faq .qa-grid{grid-template-columns:1fr;}.art-faq .head h2{font-size:1.8rem;}}

/* ---------- RELATED ---------- */
.art-related{background:var(--fbs-bg-2);padding:80px 32px;border-top:1px solid var(--fbs-line-dark);}
.art-related .wrap{max-width:1140px;margin:0 auto;}
.art-related .head{margin-bottom:30px;}
.art-related .head h2{color:#fff;font-size:1.9rem;line-height:1.12;margin:0;letter-spacing:-0.02em;}
.art-related .rel-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px;}
.art-related a.rel-card{display:block;background:var(--fbs-bg-3);border-left:3px solid var(--fbs-lime);padding:24px 24px 22px;text-decoration:none;transition:background .15s;}
.art-related a.rel-card:hover{background:#222;}
.art-related a.rel-card .kicker{display:block;color:var(--fbs-accent-light);font-size:.7rem;font-weight:800;letter-spacing:.2em;text-transform:uppercase;margin-bottom:9px;}
.art-related a.rel-card .name{display:block;color:#fff;font-size:1.05rem;font-weight:800;line-height:1.32;letter-spacing:-0.015em;margin-bottom:7px;}
.art-related a.rel-card .desc{display:block;color:var(--fbs-on-dark);font-size:.89rem;line-height:1.55;}

/* ---------- CTA BAND ---------- */
.art-quote-band{background:linear-gradient(135deg,var(--fbs-bg-2) 0%,#1c1a3c 100%);padding:84px 32px;text-align:center;border-top:1px solid var(--fbs-line-dark);}
.art-quote-band .wrap{max-width:880px;margin:0 auto;}
.art-quote-band h2{color:#fff;font-size:2.2rem;line-height:1.1;margin:0 0 18px;letter-spacing:-0.02em;}
.art-quote-band p{color:#bdbdbd;font-size:1.05rem;margin:0 auto 28px;max-width:700px;line-height:1.58;}

/* ---------- SOURCES LIST ---------- */
.art-sources{background:var(--fbs-bg-2);padding:64px 32px;border-top:1px solid var(--fbs-line-dark);}
.art-sources .wrap{max-width:900px;margin:0 auto;}
.art-sources h2{color:#fff;font-size:1.6rem;line-height:1.15;margin:0 0 14px;letter-spacing:-0.02em;}
.art-sources p{color:var(--fbs-on-dark);font-size:.97rem;line-height:1.66;margin:0 0 16px;}
.art-sources ol{margin:0;padding-left:22px;}
.art-sources li{color:#a0a0a0;font-size:.89rem;line-height:1.62;margin-bottom:11px;}
.art-sources a{color:var(--fbs-accent-light);text-decoration:none;border-bottom:1px solid rgba(167,139,250,.35);word-break:break-word;}
.art-sources a:hover{color:var(--fbs-lime);border-bottom-color:var(--fbs-lime);}

@media (max-width:640px){
  .art-prose{padding:60px 20px;}
  .art-cards{padding:60px 20px;}
  .art-models{padding:60px 20px;}
  .art-faq{padding:60px 20px;}
  .art-related{padding:56px 20px;}
  .art-quote-band{padding:60px 20px;}
  .art-toc{padding:36px 20px;}
  .art-strip{padding:28px 20px;}
  .art-sources{padding:48px 20px;}
  .art-prose h2{font-size:1.7rem;}
  .art-cards .head h2{font-size:1.75rem;}
  .art-models .head h2{font-size:1.75rem;}
  .art-quote-band h2{font-size:1.75rem;}
}

/* ---------- LEGAL DISCLAIMER BAND ---------- */
.art-disclaimer{background:var(--fbs-bg);padding:56px 32px;border-top:1px solid var(--fbs-line-dark);}
.art-disclaimer .wrap{max-width:900px;margin:0 auto;}
.art-disclaimer .label{color:var(--fbs-on-dark-muted);font-size:.72rem;font-weight:800;letter-spacing:.2em;text-transform:uppercase;margin:0 0 14px;}
.art-disclaimer p{color:#8a8a8a;font-size:.84rem;line-height:1.65;margin:0 0 12px;}
.art-disclaimer p:last-child{margin-bottom:0;}
@media (max-width:640px){.art-disclaimer{padding:40px 20px;}}