*{box-sizing:border-box}
:root{--ink:#111827;--muted:#687386;--line:#e7ebf1;--bg:#f6f8fb;--card:#fff;--dark:#111827;--accent:#ffb000}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55}
a{text-decoration:none;color:inherit}
.topbar{background:#111827;color:#dfe5ef;text-align:center;padding:8px 16px;font-size:11px;letter-spacing:.01em}
.site-header{height:72px;padding:0 max(5vw,20px);display:flex;align-items:center;justify-content:space-between;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.brand{display:flex;align-items:center;gap:10px;font-weight:850;font-size:18px}.brand i{font-style:normal;color:#778195;font-weight:650}
.brand-mark{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:#111827;color:#fff;font-size:12px;letter-spacing:.05em}
nav{display:flex;gap:28px;font-size:14px;color:#566174;font-weight:650}.mobile-amazon{display:none}
.hero{padding:62px max(5vw,20px) 54px;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(320px,.68fr);gap:55px;align-items:center;background:linear-gradient(125deg,#fff 0%,#f0f4ff 100%)}
.eyebrow{font-size:11px;letter-spacing:.15em;font-weight:850;color:#727d8f}
.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.02;letter-spacing:-.045em;margin:12px 0 20px}.hero h1 strong{font-weight:900}
.hero p{max-width:640px;color:#626d7e;font-size:17px}.hero-actions{display:flex;gap:18px;align-items:center;margin-top:27px}.btn{display:inline-flex;justify-content:center;align-items:center;border-radius:11px;padding:11px 16px;font-weight:800;white-space:nowrap}.btn.primary{background:#111827;color:#fff}.btn.small{padding:9px 12px;background:#111827;color:#fff;font-size:13px}.btn.full{width:100%}.text-link{font-weight:750;font-size:14px}.trust-row{display:flex;flex-wrap:wrap;gap:15px;margin-top:25px;color:#667286;font-size:12px}
.hero-product{background:#fff;border:1px solid #e2e7ef;border-radius:26px;overflow:hidden;box-shadow:0 18px 60px rgba(17,24,39,.10);position:relative}.deal-badge{position:absolute;top:15px;left:15px;z-index:2;background:#111827;color:#fff;border-radius:999px;padding:6px 10px;font-size:10px;font-weight:850;letter-spacing:.08em}.device-art{height:210px;display:grid;place-items:center;background:linear-gradient(135deg,#252d43,#080b12);color:#fff}.buds-art span{font-size:78px;letter-spacing:-35px;transform:rotate(-8deg);opacity:.95}.hero-product-info{padding:22px}.hero-product h2{font-size:23px;line-height:1.2;margin:10px 0 5px}.hero-product p{margin:0 0 15px;color:#687386;font-size:13px}.pill{display:inline-block;background:#eef1f6;color:#556173;border-radius:999px;padding:5px 9px;font-size:10px;font-weight:850}.hero-price{display:flex;align-items:end;justify-content:space-between;margin:14px 0}.hero-price strong{font-size:24px}.hero-price span{font-size:11px;color:#737f90}
.quick-cats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.quick-cats a{background:#fff;padding:21px 24px;display:grid;grid-template-columns:42px 1fr;grid-template-rows:auto auto;column-gap:10px}.quick-cats span{grid-row:1/3;font-size:26px;display:grid;place-items:center}.quick-cats b{font-size:14px}.quick-cats small{font-size:11px;color:#7b8697}
.section{padding:70px max(5vw,20px)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:24px}.section h2{font-size:34px;letter-spacing:-.025em;line-height:1.15;margin:7px 0 0}.section-note{font-size:11px;color:#7a8494}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.product-card{background:#fff;border:1px solid #e3e8ef;border-radius:20px;overflow:hidden;min-width:0}.product-visual{height:205px;display:grid;place-items:center;position:relative;color:#fff}.product-visual span{font-size:65px;filter:drop-shadow(0 10px 12px rgba(0,0,0,.2))}.product-visual em{position:absolute;right:14px;bottom:12px;font-style:normal;font-size:10px;letter-spacing:.15em;font-weight:900;opacity:.75}.visual-buds{background:linear-gradient(135deg,#5357d8,#151a34)}.visual-keyboard{background:linear-gradient(135deg,#0b829d,#101d42)}.visual-power{background:linear-gradient(135deg,#f39a0b,#70220d)}.visual-headphone{background:linear-gradient(135deg,#8c4de0,#24133d)}.visual-buds2{background:linear-gradient(135deg,#078a76,#102e32)}.product-body{padding:18px}.product-body h3{font-size:18px;line-height:1.25;margin:10px 0 6px}.product-body p{font-size:12px;color:#687386;min-height:40px;margin:0}.rating{font-size:12px;font-weight:800;margin-top:12px}.rating span{font-weight:500;color:#8993a2}.price-row{display:flex;align-items:center;justify-content:space-between;margin-top:17px}.price-row strong{font-size:19px}.guide-product .guide-art{height:205px;display:grid;place-items:center;background:linear-gradient(135deg,#111827,#364152);font-size:70px;font-weight:900;color:#fff}
.editorial{padding:70px max(5vw,20px);display:grid;grid-template-columns:1fr 1fr;gap:60px;background:#edf1f6}.editorial h2{font-size:38px;line-height:1.12;margin:8px 0 16px}.editorial-copy p{color:#697486;max-width:580px}.steps{background:#fff;border:1px solid var(--line);border-radius:22px;padding:7px 20px}.steps div{display:grid;grid-template-columns:38px 1fr;column-gap:12px;padding:17px 0;border-bottom:1px solid var(--line)}.steps div:last-child{border-bottom:0}.steps b{grid-row:1/3;font-size:12px;color:#9aa4b3}.steps span{font-weight:850;font-size:14px}.steps small{color:#788496;font-size:11px}
.newsletter{margin:0 max(5vw,20px) 70px;padding:38px;background:#111827;color:#fff;border-radius:24px}.newsletter .eyebrow{color:#9ca7b8}.newsletter h2{margin:8px 0;font-size:27px}.newsletter p{color:#aeb8c7;font-size:13px}
.footer{padding:38px max(5vw,20px);background:#0d1421;color:#dce3ee}.footer-brand{display:flex;align-items:center;gap:10px}.footer p{font-size:12px;color:#aeb8c7;max-width:850px}.footer-links{display:flex;gap:18px;flex-wrap:wrap;margin:16px 0;font-size:12px}.footer small{font-size:10px;color:#7f8b9d;display:block;max-width:950px}
.detail{padding:70px max(5vw,20px);display:grid;grid-template-columns:.9fr 1.1fr;gap:54px;align-items:center}.detail-media{min-height:460px;border-radius:28px;display:grid;place-items:center;color:#fff;font-weight:900;letter-spacing:.16em;background:linear-gradient(135deg,#4f46e5,#111827)}.detail-copy h1{font-size:56px;line-height:1.08;margin:10px 0 14px}.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:24px 0}.facts div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px}.facts b,.facts span{display:block}.facts span{color:#6f7b8c;font-size:13px;margin-top:4px}.callout{background:#fff7e6;border:1px solid #f3dfae;border-radius:14px;padding:15px;margin:20px 0}.detail-section{padding-top:0}.micro{color:#788496;font-size:11px}
.legal{max-width:860px;margin:0 auto;padding:90px max(5vw,20px);min-height:70vh}.legal h1{font-size:42px}.legal h2{margin-top:30px}
@media(max-width:900px){.hero{grid-template-columns:1fr;gap:35px}.hero-product{max-width:620px}.product-grid{grid-template-columns:1fr 1fr}.editorial{grid-template-columns:1fr;gap:30px}.detail{grid-template-columns:1fr}.detail-media{min-height:320px}.detail-copy h1{font-size:44px}}
@media(max-width:650px){.topbar{font-size:9px;padding:7px 10px}.site-header{height:64px;padding:0 16px}.brand{font-size:16px}.brand-mark{width:34px;height:34px}.site-header nav{display:none}.mobile-amazon{display:block;background:#ffb000;color:#111827;border-radius:9px;padding:7px 10px;font-size:11px;font-weight:900}.hero{padding:42px 16px 34px}.hero h1{font-size:43px}.hero p{font-size:15px}.hero-actions{gap:12px}.hero-actions .btn{padding:10px 13px}.trust-row{gap:8px;font-size:10px}.device-art{height:175px}.quick-cats{grid-template-columns:1fr 1fr}.quick-cats a{padding:16px 14px}.section{padding:48px 16px}.section-head{display:block}.section h2{font-size:29px}.section-note{display:block;margin-top:8px}.product-grid{grid-template-columns:1fr 1fr;gap:11px}.product-visual,.guide-product .guide-art{height:150px}.product-visual span{font-size:47px}.product-body{padding:13px}.product-body h3{font-size:15px}.product-body p{font-size:11px;min-height:51px}.rating{font-size:10px}.rating span{display:none}.price-row strong{font-size:16px}.btn.small{font-size:10px;padding:8px 9px}.pill{font-size:9px}.editorial{padding:48px 16px}.editorial h2{font-size:30px}.newsletter{margin:0 16px 48px;padding:27px 20px}.footer{padding:30px 16px}.detail{padding:42px 16px;gap:28px}.detail-media{min-height:280px}.detail-copy h1{font-size:38px}.facts{grid-template-columns:1fr 1fr}.facts div:last-child{grid-column:1/-1}}
@media(max-width:390px){.product-grid{grid-template-columns:1fr}.product-visual,.guide-product .guide-art{height:185px}.product-body h3{font-size:17px}.product-body p{font-size:12px}.hero h1{font-size:39px}}

.guide-page{max-width:900px}.guide-page .guide-intro{font-size:18px;color:#5f6b7d;max-width:780px;margin-bottom:30px}.guide-page h2{font-size:26px;line-height:1.2;margin-top:30px}.guide-page p{color:#596679}.guide-page .callout{margin-top:35px}

.category-hero{padding:54px max(5vw,20px) 28px;background:linear-gradient(125deg,#fff,#eef2ff)}
.category-hero h1{font-size:clamp(38px,5vw,58px);line-height:1.05;margin:8px 0}
.category-hero p{max-width:760px;color:#667386}
.cat-grid{padding:40px max(5vw,20px);display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cat-card{background:#fff;border:1px solid #e3e8ef;border-radius:20px;overflow:hidden}
.cat-art{height:145px;display:grid;place-items:center;background:linear-gradient(135deg,#111827,#3b4658);color:#fff;font-size:38px;font-weight:900}
.cat-body{padding:17px}.cat-body h2{font-size:19px;line-height:1.2;margin:7px 0}.cat-body p{font-size:12px;color:#697486;min-height:38px}.cat-body .cat-row{display:flex;align-items:center;justify-content:space-between;margin-top:15px}
.category-links{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:25px max(5vw,20px);background:#fff;border-bottom:1px solid #e7ebf1}
.category-links a{padding:10px 12px;border:1px solid #e4e8ef;border-radius:10px;font-size:12px;text-align:center}
@media(max-width:900px){.cat-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:650px){.cat-grid{grid-template-columns:1fr}.category-links{grid-template-columns:repeat(2,1fr)}}
.menu-toggle{display:none;border:0;background:#eef1f6;border-radius:9px;padding:8px 10px;font-size:18px}.back-top{position:fixed;right:18px;bottom:18px;width:42px;height:42px;border:0;border-radius:50%;background:#111827;color:#fff;font-size:20px;display:none;z-index:50}.back-top.show{display:block}@media(max-width:650px){.menu-toggle{display:block;margin-left:auto;margin-right:8px}.site-header nav{display:none;position:absolute;left:10px;right:10px;top:60px;background:#fff;border:1px solid #e3e8ef;border-radius:14px;padding:8px}.site-header nav.nav-open{display:flex;flex-direction:column;gap:2px}}
/* FINAL PROFESSIONAL UX */
.filterbar{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}
.filter-btn{border:1px solid #dce2ea;background:#fff;border-radius:999px;padding:8px 12px;font-size:11px;font-weight:800;cursor:pointer}
.filter-btn.active,.filter-btn:hover{background:#111827;color:#fff;border-color:#111827}
.compare-table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;border:1px solid #e4e8ef;border-radius:15px;background:#fff}
.compare-table th,.compare-table td{padding:12px;border-bottom:1px solid #edf0f4;text-align:left;font-size:12px}
.compare-table th{background:#f7f8fb;font-weight:850}.compare-table tr:last-child td{border-bottom:0}
.product-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:25px 0}.product-tab{border:1px solid #dce2ea;background:#fff;border-radius:10px;padding:9px 12px;font-size:12px;font-weight:800;cursor:pointer}.product-tab.active{background:#111827;color:#fff}
.tab-panel{display:none}.tab-panel.active{display:block}
.faq{margin-top:30px}.faq-item{background:#fff;border:1px solid #e3e8ef;border-radius:12px;margin:10px 0;overflow:hidden}.faq-q{padding:14px;font-weight:800;cursor:pointer;display:flex;justify-content:space-between}.faq-a{display:none;padding:0 14px 14px;color:#687386;font-size:13px}.faq-item.open .faq-a{display:block}
.verdict{background:linear-gradient(135deg,#f6f8ff,#fff);border:1px solid #e2e7f0;border-radius:18px;padding:20px;margin-top:18px}
.site-search{width:100%;padding:13px 14px;border:1px solid #dce2ea;border-radius:12px;font-size:15px;outline:none;background:#fff}
.sticky-cta{position:sticky;bottom:12px;z-index:10;margin-top:20px}
@media(max-width:650px){.compare-table{display:block;overflow-x:auto;white-space:nowrap}.filterbar{overflow-x:auto;flex-wrap:nowrap;padding-bottom:3px}.filter-btn{flex:0 0 auto}}

/* Polished information pages */
.info-wrap{max-width:920px;margin:0 auto;padding:46px 20px 70px}
.info-hero{background:linear-gradient(135deg,#f7f9fc,#eef3ff);border-bottom:1px solid #e5e9f0;padding:44px 20px 36px}
.info-hero-inner{max-width:920px;margin:auto}
.info-hero h1{font-size:clamp(34px,6vw,54px);line-height:1.05;margin:8px 0 12px;color:#111827}
.info-hero p{max-width:760px;color:#5d6879;font-size:16px;line-height:1.75;margin:0}
.info-card{background:#fff;border:1px solid #e3e8ef;border-radius:18px;padding:22px;margin:16px 0;box-shadow:0 5px 20px rgba(17,24,39,.035)}
.info-card h2{font-size:21px;margin:0 0 10px;color:#111827}
.info-card h3{font-size:16px;margin:18px 0 7px}
.info-card p,.info-card li{color:#5e6a7b;line-height:1.75;font-size:14px}
.info-card ul{padding-left:20px}
.info-note{background:#f8fafc;border-left:4px solid #111827;padding:14px 16px;border-radius:8px;color:#596679;font-size:13px;line-height:1.7}
.contact-box{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.contact-item{border:1px solid #e3e8ef;border-radius:15px;padding:18px;background:#fff}
.contact-item small{display:block;color:#7a8492;font-weight:700;margin-bottom:5px}
.contact-item strong{font-size:16px;color:#111827}
.site-footer{background:#0b1424;color:#cbd4e1;margin-top:0}
.site-footer-inner{max-width:1100px;margin:auto;padding:28px 20px}
.footer-links{display:flex;flex-wrap:wrap;gap:8px 20px;margin-bottom:18px}
.footer-links a{color:#e8edf5;text-decoration:none;font-size:13px}
.footer-links a:hover{text-decoration:underline}
.footer-copy{font-size:12px;color:#8f9bad;line-height:1.7;margin:0}
@media(max-width:650px){.contact-box{grid-template-columns:1fr}.info-wrap{padding-top:30px}.info-card{padding:18px}}

/* DealGuide brand logo */
.brand-logo-img{height:44px;width:auto;display:block;object-fit:contain}
.site-header .brand{display:flex;align-items:center;gap:10px}
@media(max-width:650px){.brand-logo-img{height:38px}}

html,body{max-width:100%;overflow-x:hidden}

/* FINAL MOBILE POLISH */
html,body{width:100%;max-width:100%;overflow-x:hidden}
img{max-width:100%}
a,button,input{touch-action:manipulation}
@media(max-width:650px){
  body{font-size:14px}
  .top{min-height:28px;padding:5px 10px;gap:8px;font-size:9px;white-space:nowrap;overflow:hidden}
  .top span{display:none}
  .brandbar img{height:112px!important;padding:10px;box-sizing:border-box}
  .nav{padding:6px 8px!important;min-height:72px!important}
  .nav a{font-size:10px!important;min-height:30px;display:flex;align-items:center;justify-content:center}
  .nav .search{height:34px!important}
  .nav .search input{font-size:12px!important}
  .hero{margin:10px!important}
  .section{padding-left:12px!important;padding-right:12px!important}
  .section-title{font-size:21px!important}
  .section-subtitle{font-size:12px!important}
  .real-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:9px!important}
  .real-card{min-width:0!important;border-radius:14px!important}
  .real-card img{height:150px!important;padding:7px!important}
  .real-card .card-body{padding:9px!important}
  .real-card h3{font-size:12px!important;line-height:1.25!important}
  .real-card p{font-size:10px!important;line-height:1.35!important}
  .real-card .btn{font-size:10px!important;padding:9px 6px!important}
  .feature-row{grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:8px!important}
  .feature-row>*{min-width:0}
  footer{font-size:10px!important}
}