:root{--bg:#0b0e0d;--panel:#141b18;--card:#18231f;--ink:#edf7ee;--muted:#a6b7aa;--line:#2c4037;--green:#4dff88;--amber:#ffcc66;--red:#ff5c5c;--blue:#66d9ff;--shadow:0 28px 80px rgba(0,0,0,.42);--header-height:76px;--radius:24px}body.light{--bg:#f2f6ef;--panel:#ffffff;--card:#eaf1e5;--ink:#101812;--muted:#5f7064;--line:#c9d8cc;--green:#147a3b;--amber:#a76500;--red:#c23a3a;--blue:#006d88;--shadow:0 22px 60px rgba(34,53,38,.15)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;padding-top:var(--header-height);background:radial-gradient(circle at 12% 15%,rgba(77,255,136,.12),transparent 30rem),radial-gradient(circle at 80% 5%,rgba(255,204,102,.12),transparent 24rem),linear-gradient(180deg,var(--bg),#070908);color:var(--ink);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;line-height:1.65}body:before{content:"";position:fixed;inset:0;pointer-events:none;background:repeating-linear-gradient(0deg,rgba(77,255,136,.035) 0 1px,transparent 1px 9px);mix-blend-mode:screen;opacity:.8}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1180px,calc(100% - 34px));margin:auto}.site-header{position:fixed;inset:0 0 auto 0;height:var(--header-height);z-index:1000;background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:10px;min-width:0;font-weight:1000;letter-spacing:-.04em}.brand img{width:42px;height:42px;border-radius:12px;border:1px solid var(--line);box-shadow:0 0 24px rgba(77,255,136,.22)}#brandName{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.main-nav{display:flex;gap:4px;align-items:center;border:1px solid var(--line);background:rgba(255,255,255,.04);padding:5px;border-radius:14px}.main-nav a{padding:9px 12px;border-radius:10px;color:var(--muted);font-weight:900;font-size:.88rem}.main-nav a.active,.main-nav a:hover{background:var(--green);color:#07100a}.header-actions{display:flex;gap:8px}.icon-btn{width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:var(--panel);color:var(--ink);font-weight:1000;cursor:pointer}.menu-btn{display:none}.mobile-nav{display:none;position:fixed;top:var(--header-height);left:16px;right:16px;background:var(--panel);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:10px;z-index:1001}.mobile-nav.open{display:grid;gap:6px}.mobile-nav a{padding:12px;border-radius:12px;color:var(--muted);font-weight:900}.mobile-nav a.active,.mobile-nav a:hover{background:var(--card);color:var(--ink)}h1,h2,h3{margin:0;line-height:1.02;letter-spacing:-.055em;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}h1{font-size:clamp(2.15rem,4.9vw,4.55rem);max-width:880px}h2{font-size:clamp(1.95rem,4.2vw,3.8rem)}h3{font-size:1.35rem}p{margin:0;color:var(--muted)}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-weight:1000;letter-spacing:.14em;text-transform:uppercase;font-size:.72rem}.hero{padding:50px 0 34px}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 390px;gap:30px;align-items:start}.lede{font-size:1.04rem;max-width:720px;margin-top:16px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.btn{min-height:48px;padding:12px 18px;border-radius:12px;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;font-weight:1000;background:var(--panel);color:var(--ink);transition:.18s}.btn:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(0,0,0,.22)}.btn-primary{background:var(--green);color:#061008;border:0}.btn-secondary{background:transparent}.radio{position:relative;background:linear-gradient(145deg,var(--panel),var(--card));border:1px solid var(--line);border-radius:32px;padding:22px;box-shadow:var(--shadow);min-height:520px;overflow:hidden}.radio:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 30%,rgba(77,255,136,.18),transparent 15rem),linear-gradient(90deg,transparent 49%,rgba(77,255,136,.12) 50%,transparent 51%);opacity:.85}.radio-inner{position:relative;z-index:1}.dial{width:210px;height:210px;border:2px solid var(--green);border-radius:50%;display:grid;place-items:center;margin:0 auto 22px;background:radial-gradient(circle,rgba(77,255,136,.14),transparent 60%)}.dial:before{content:"BBDBUY";color:var(--green);font-weight:1000;letter-spacing:.18em}.signal-line{display:flex;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px dashed var(--line);font-weight:900}.signal-line span{color:var(--amber)}.wave{height:72px;margin-top:22px;background:linear-gradient(90deg,transparent,var(--green),transparent);clip-path:polygon(0 60%,8% 50%,16% 70%,24% 35%,32% 62%,40% 20%,48% 72%,56% 38%,64% 65%,72% 28%,80% 58%,88% 46%,100% 60%);opacity:.85}section{padding:54px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:26px}.section-head p{max-width:680px}.broadcast{display:grid;grid-template-columns:.95fr 1.05fr;gap:18px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 14px 40px rgba(0,0,0,.15)}.panel.feature{background:linear-gradient(145deg,rgba(77,255,136,.12),rgba(255,204,102,.08));min-height:320px}.check{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:10px}.check li{color:var(--muted);display:flex;gap:10px}.check li:before{content:"▸";color:var(--green);font-weight:1000}.channel-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(245px,1fr));gap:16px}.channel-card{background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:20px;min-height:230px;display:flex;flex-direction:column;gap:12px;position:relative;overflow:hidden}.channel-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--green)}.channel-code{color:var(--amber);font-weight:1000;font-size:.85rem;letter-spacing:.12em}.channel-mark{font-size:2rem;color:var(--green)}.channel-card p{flex:1}.text-link{font-weight:1000;color:var(--green)}.console{display:grid;grid-template-columns:330px 1fr;gap:18px}.control-stack{display:grid;gap:12px}.control-stack button{text-align:left;border:1px solid var(--line);border-radius:16px;background:var(--panel);color:var(--ink);padding:15px;font-weight:1000;cursor:pointer}.control-stack button.active{background:var(--green);color:#061008}.signal-screen{background:#07100a;border:1px solid var(--green);border-radius:22px;padding:24px;min-height:260px;box-shadow:0 0 40px rgba(77,255,136,.12) inset}.signal-screen h3{color:var(--ink);margin-bottom:10px}.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.tag-row span{border:1px solid var(--line);border-radius:999px;padding:6px 10px;color:var(--amber);background:rgba(255,204,102,.08);font-size:.82rem;font-weight:900}.mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px}.mini-grid div{background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:14px;padding:12px}.mini-grid strong{display:block;color:var(--green);font-size:.9rem}.mini-grid p{font-size:.88rem;line-height:1.45}.timeline{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.time-card{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:20px}.time-card strong{display:block;color:var(--amber);font-size:2rem}.blog-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}.blog-card{background:var(--panel);border:1px solid var(--line);border-radius:22px;overflow:hidden}.blog-art{min-height:150px;padding:18px;background:linear-gradient(135deg,#12351f,#2f2410);display:flex;align-items:end;color:#fff;font-weight:1000;font-size:1.3rem}.blog-card .pad{padding:18px;display:grid;gap:10px}.page-hero{padding:56px 0 28px}.breadcrumb{font-size:.9rem;color:var(--muted);margin-bottom:16px}.breadcrumb a{color:var(--green);font-weight:900}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:26px;align-items:start}.article-card{background:var(--panel);border:1px solid var(--line);border-radius:28px;padding:clamp(22px,4vw,42px);box-shadow:var(--shadow)}.article-card h2{font-size:2rem;margin:34px 0 12px}.article-card p,.article-card li{color:var(--muted)}.aside{position:sticky;top:calc(var(--header-height) + 18px);display:grid;gap:14px}.aside .panel{padding:18px;border-radius:18px}.footer{margin-top:48px;padding:44px 0;background:#070908;color:#edf7ee}.footer p,.footer a{color:#a6b7aa}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:24px}.footer-logo{width:52px;height:52px;border-radius:14px;margin-bottom:12px}.footer a{display:block;margin:8px 0}.disclaimer{border-top:1px solid rgba(255,255,255,.12);margin-top:24px;padding-top:18px;font-size:.92rem}.faq{display:grid;gap:12px}.faq button{text-align:left;border:1px solid var(--line);border-radius:16px;background:var(--panel);color:var(--ink);padding:16px;font-weight:1000;cursor:pointer}.answer{display:none;padding:0 16px 16px}.faq button.open+.answer{display:block}@media(max-width:930px){.main-nav{display:none}.menu-btn{display:inline-block}.hero-grid,.broadcast,.console,.article-layout,.footer-grid{grid-template-columns:1fr}.aside{position:static}.radio{min-height:auto}}@media(max-width:720px){.mini-grid{grid-template-columns:1fr}}@media(max-width:620px){:root{--header-height:68px}.container{width:min(100% - 26px,1180px)}.brand{gap:6px;font-size:.76rem;max-width:205px}.brand img{width:32px;height:32px}.icon-btn{width:36px;height:36px}.hero{padding-top:44px}h1{font-size:clamp(2.05rem,11vw,3.3rem)}.section-head{display:grid}}

/* Homepage radio dashboard refinement */
.radio{min-height:auto;padding:18px;border-radius:28px;background:linear-gradient(145deg,rgba(20,27,24,.98),rgba(24,35,31,.96));}
body.light .radio{background:linear-gradient(145deg,#fff,#eaf1e5)}
.radio:before{background:radial-gradient(circle at 18% 0,rgba(77,255,136,.20),transparent 16rem),radial-gradient(circle at 90% 10%,rgba(255,204,102,.13),transparent 13rem);opacity:1}.radio-inner{display:grid;gap:13px}.radio-top{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.radio-top h3{font-size:1.45rem;margin:6px 0 6px}.radio-top p{font-size:.9rem;line-height:1.45}.signal-badge{flex:0 0 auto;border:1px solid var(--green);color:var(--green);border-radius:999px;padding:7px 10px;font-size:.75rem;font-weight:1000;box-shadow:0 0 18px rgba(77,255,136,.22)}.signal-meter{height:14px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.05);overflow:hidden}.signal-meter span{display:block;width:82%;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--green),var(--amber))}.radio-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.radio-stats div{border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.04);padding:10px}.radio-stats strong{display:block;color:var(--amber);font-size:1.15rem;line-height:1}.radio-stats span{display:block;color:var(--muted);font-size:.78rem;margin-top:5px}.signal-list{display:grid;gap:10px}.signal-list div{display:flex;justify-content:space-between;gap:12px;align-items:center;border:1px solid var(--line);border-radius:16px;background:rgba(77,255,136,.055);padding:10px}.signal-list strong{color:var(--ink)}.signal-list span{color:var(--green);font-size:.8rem;text-align:right}.radio-cta{width:100%;margin-top:2px}.dial,.wave{display:none}@media(max-width:620px){.radio-top{display:grid}.radio-stats{grid-template-columns:1fr}.signal-list div{display:grid}.signal-list span{text-align:left}}
.hero .radio{max-height:455px}.hero .radio-inner{align-content:start}.hero .signal-list{gap:8px}.hero .radio-cta{min-height:44px}

/* Polished W2C control card */
.signal-card{border-radius:30px;background:linear-gradient(145deg,rgba(238,247,239,.08),rgba(77,255,136,.075));border:1px solid color-mix(in srgb,var(--green) 34%,var(--line));box-shadow:0 24px 70px rgba(0,0,0,.32),inset 0 1px 0 rgba(255,255,255,.08)}
body.light .signal-card{background:linear-gradient(145deg,#ffffff,#eef8ef);box-shadow:0 20px 50px rgba(34,53,38,.14)}
.signal-card:before{background:radial-gradient(circle at 12% 0,rgba(77,255,136,.20),transparent 13rem),radial-gradient(circle at 100% 10%,rgba(255,204,102,.16),transparent 12rem);opacity:.9}.signal-card .radio-inner{gap:14px}.signal-card-head{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.045);padding:8px 10px;color:var(--muted);font-size:.78rem;font-weight:950}.signal-card-head strong{margin-left:auto;color:#061008;background:var(--green);border-radius:999px;padding:5px 8px;font-size:.68rem;letter-spacing:.08em}.signal-dot{width:9px;height:9px;border-radius:99px;background:var(--green);box-shadow:0 0 14px var(--green)}.signal-card-title h3{font-size:1.72rem;margin:4px 0 8px}.signal-card-title p{font-size:.95rem;line-height:1.5}.signal-pill-row{display:flex;flex-wrap:wrap;gap:8px}.signal-pill-row span{border:1px solid color-mix(in srgb,var(--green) 36%,var(--line));background:rgba(77,255,136,.085);color:var(--green);border-radius:999px;padding:7px 10px;font-size:.8rem;font-weight:950}.route-checklist{display:grid;gap:10px}.route-checklist div{display:grid;grid-template-columns:38px 1fr;gap:10px;align-items:start;border:1px solid var(--line);background:rgba(255,255,255,.04);border-radius:18px;padding:11px}.route-checklist span{width:30px;height:30px;border-radius:11px;display:grid;place-items:center;background:rgba(255,204,102,.14);color:var(--amber);font-weight:1000}.route-checklist p{font-size:.9rem;line-height:1.42}.route-checklist strong{color:var(--ink)}.signal-card .radio-cta{border-radius:16px;min-height:46px}.signal-meter,.radio-stats,.signal-list,.signal-badge{display:none!important}@media(max-width:620px){.signal-card-head{display:grid;border-radius:18px}.signal-card-head strong{margin-left:0;width:max-content}.route-checklist div{grid-template-columns:1fr}.route-checklist span{width:34px;height:28px}}

/* Bright commerce light theme refresh */
body.light{
  --bg:#f7fbff;
  --panel:#ffffff;
  --card:#eef7ff;
  --ink:#102033;
  --muted:#5c6f86;
  --line:#c9ddf4;
  --green:#00a86b;
  --amber:#ff9f1c;
  --red:#ff4d6d;
  --blue:#148cff;
  --shadow:0 24px 70px rgba(20,82,145,.16);
  background:
    radial-gradient(circle at 10% 12%,rgba(20,140,255,.18),transparent 30rem),
    radial-gradient(circle at 82% 8%,rgba(255,77,109,.16),transparent 26rem),
    radial-gradient(circle at 62% 86%,rgba(0,168,107,.14),transparent 28rem),
    linear-gradient(180deg,#f7fbff 0%,#edf7ff 48%,#fff8ee 100%);
}
body.light:before{
  background:linear-gradient(90deg,rgba(20,140,255,.055) 1px,transparent 1px),linear-gradient(rgba(20,140,255,.045) 1px,transparent 1px);
  background-size:42px 42px;
  mix-blend-mode:multiply;
  opacity:.7;
}
body.light .site-header{
  background:rgba(247,251,255,.86);
  border-bottom:1px solid rgba(20,140,255,.18);
  box-shadow:0 10px 30px rgba(20,82,145,.08);
}
body.light .brand img{
  border-color:rgba(20,140,255,.24);
  box-shadow:0 10px 24px rgba(20,140,255,.18),0 0 0 4px rgba(0,168,107,.08);
}
body.light .main-nav{
  background:rgba(255,255,255,.78);
  border-color:rgba(20,140,255,.20);
  box-shadow:0 12px 30px rgba(20,82,145,.08);
}
body.light .main-nav a{color:#60738b}
body.light .main-nav a.active,body.light .main-nav a:hover{
  background:linear-gradient(135deg,#148cff,#00d084);
  color:#fff;
  box-shadow:0 10px 24px rgba(20,140,255,.24);
}
body.light .icon-btn{
  background:#ffffff;
  color:#102033;
  border-color:rgba(20,140,255,.22);
  box-shadow:0 10px 24px rgba(20,82,145,.10);
}
body.light .mobile-nav{
  background:#ffffff;
  border-color:rgba(20,140,255,.20);
}
body.light .mobile-nav a.active,body.light .mobile-nav a:hover{background:#eaf5ff;color:#102033}
body.light .eyebrow{
  color:#0b7cff;
  text-shadow:none;
}
body.light .btn{
  background:#ffffff;
  border-color:rgba(20,140,255,.24);
  color:#102033;
  box-shadow:0 12px 28px rgba(20,82,145,.10);
}
body.light .btn-primary{
  background:linear-gradient(135deg,#148cff 0%,#00d084 58%,#ffb703 100%);
  color:#ffffff;
  border:0;
  box-shadow:0 18px 36px rgba(20,140,255,.26);
}
body.light .btn-secondary{
  background:#fff7e8;
  border-color:rgba(255,159,28,.34);
  color:#8a4d00;
}
body.light .panel,body.light .channel-card,body.light .blog-card,body.light .time-card,body.light .article-card,body.light .faq button{
  background:rgba(255,255,255,.88);
  border-color:rgba(20,140,255,.18);
  box-shadow:0 18px 45px rgba(20,82,145,.10);
}
body.light .panel.feature{
  background:linear-gradient(145deg,#ffffff 0%,#ebf6ff 48%,#fff3df 100%);
  border-color:rgba(20,140,255,.22);
}
body.light .channel-card{
  background:linear-gradient(180deg,#ffffff 0%,#f2f9ff 100%);
}
body.light .channel-card:before{
  width:6px;
  background:linear-gradient(180deg,#148cff,#00d084,#ffb703);
}
body.light .channel-code{color:#f08a00}
body.light .channel-mark{color:#148cff}
body.light .text-link{color:#0077ff}
body.light .check li:before{color:#00a86b}
body.light .signal-card{
  background:linear-gradient(145deg,#ffffff 0%,#edf8ff 42%,#f2fff7 100%);
  border-color:rgba(20,140,255,.24);
  box-shadow:0 28px 70px rgba(20,82,145,.18),inset 0 1px 0 rgba(255,255,255,.9);
}
body.light .signal-card:before{
  background:radial-gradient(circle at 10% 0,rgba(20,140,255,.18),transparent 13rem),radial-gradient(circle at 100% 10%,rgba(255,183,3,.18),transparent 12rem);
}
body.light .signal-card-head{
  background:rgba(255,255,255,.78);
  border-color:rgba(20,140,255,.22);
  color:#5c6f86;
}
body.light .signal-card-head strong{
  background:linear-gradient(135deg,#148cff,#00d084);
  color:white;
}
body.light .signal-dot{background:#00d084;box-shadow:0 0 14px rgba(0,208,132,.55)}
body.light .signal-pill-row span{
  background:#e8f7ff;
  border-color:rgba(20,140,255,.22);
  color:#0077cc;
}
body.light .route-checklist div{
  background:rgba(255,255,255,.72);
  border-color:rgba(20,140,255,.18);
}
body.light .route-checklist span{
  background:linear-gradient(135deg,#fff2d8,#ffd166);
  color:#8a4d00;
}
body.light .signal-screen{
  background:linear-gradient(145deg,#ffffff,#eff8ff);
  border-color:rgba(20,140,255,.24);
  box-shadow:0 20px 55px rgba(20,82,145,.13);
}
body.light .control-stack button{
  background:#ffffff;
  border-color:rgba(20,140,255,.20);
  color:#102033;
  box-shadow:0 12px 26px rgba(20,82,145,.08);
}
body.light .control-stack button.active{
  background:linear-gradient(135deg,#148cff,#00d084);
  color:white;
}
body.light .tag-row span{
  background:#fff6e3;
  border-color:rgba(255,159,28,.30);
  color:#aa6200;
}
body.light .mini-grid div{
  background:#ffffff;
  border-color:rgba(20,140,255,.16);
}
body.light .mini-grid strong{color:#0077ff}
body.light .blog-art{
  background:linear-gradient(135deg,#148cff,#00d084 55%,#ffb703);
  color:white;
}
body.light .footer{
  background:linear-gradient(135deg,#102033,#12385d);
}
body.light .footer p,body.light .footer a{color:#d7e8f7}
body.light .disclaimer{border-top-color:rgba(255,255,255,.18)}

/* Fix W2C checklist number clipping */
.route-checklist span{
  min-width:36px;
  width:36px;
  height:34px;
  line-height:1;
  font-size:.86rem;
  overflow:visible;
  font-variant-numeric:tabular-nums;
}
body.light .route-checklist span{
  min-width:36px;
  width:36px;
  height:34px;
}