.skip-link{position:absolute;top:-100%;left:16px;background:var(--accent);color:#080b0f;padding:8px 16px;border-radius:4px;font-size:14px;font-weight:500;text-decoration:none;z-index:200}
.skip-link:focus{top:16px}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:2px}
:root{--bg:#080b0f;--accent:#00c896;--text:#f0ede8;--muted:#8a9099;--border:rgba(255,255,255,0.07);--card:rgba(255,255,255,0.03)}
body{background:var(--bg);color:var(--text);font-family:'DM Sans','Helvetica Neue',Helvetica,Arial,sans-serif;font-weight:300;min-height:100vh}
nav{padding:28px 48px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50;background:rgba(8,11,15,0.82);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
#main-content,#channels,#how-it-works,#subscribe{scroll-margin-top:88px}
.logo{font-family:'Instrument Serif',Georgia,serif;font-size:22px;color:var(--text);text-decoration:none}
.logo span{color:var(--accent)}
.nl{display:flex;gap:32px;list-style:none}
.nl a{color:var(--muted);text-decoration:none;font-size:14px;transition:color 0.2s}
.nl a:hover{color:var(--text)}
.burger{display:none;background:none;border:none;cursor:pointer;padding:4px;color:var(--text)}
.burger svg{display:block}
.mobile-nav{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(8,11,15,0.97);z-index:100;flex-direction:column;align-items:center;justify-content:center;gap:32px}
.mobile-nav.open{display:flex}
.mobile-nav a{font-family:'Instrument Serif',Georgia,serif;font-size:28px;color:var(--text);text-decoration:none;transition:color 0.2s}
.mobile-nav a:hover{color:var(--accent)}
.mobile-nav-close{position:absolute;top:24px;right:24px;background:none;border:none;cursor:pointer;color:var(--text);padding:4px}
.mobile-nav-close svg{display:block}
.content{max-width:800px;margin:0 auto;padding:40px 24px 80px}
h1{font-family:'Instrument Serif',Georgia,serif;font-size:clamp(36px,5vw,52px);font-weight:400;margin-bottom:8px}
h1 em{font-style:italic;color:var(--accent)}
.page-sub{font-size:clamp(15px,2vw,17px);color:var(--muted);line-height:1.7;margin-bottom:48px;max-width:600px}
.stack-section{margin-bottom:48px}
.stack-step{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.stack-num{font-family:'Instrument Serif',Georgia,serif;font-size:22px;color:var(--accent);line-height:1}
.stack-label{font-family:'Instrument Serif',Georgia,serif;font-size:22px;font-weight:400}
.stack-desc{font-size:14px;color:var(--muted);line-height:1.6;margin-bottom:20px}
.tool-cards{display:flex;flex-direction:column;gap:12px}
.tool-card{display:flex;align-items:flex-start;gap:16px;background:var(--card);border:1px solid var(--border);border-radius:10px;padding:20px;transition:border-color 0.3s}
.tool-card:hover{border-color:rgba(255,255,255,0.12)}
.tool-card--active{border-color:rgba(0,200,150,0.2)}
.tool-card--active:hover{border-color:rgba(0,200,150,0.35)}
.tool-info{flex:1}
.tool-head{display:flex;align-items:center;gap:8px;margin-bottom:4px}
.tool-name{font-size:16px;font-weight:500;color:var(--text)}
.tool-badge{font-size:9px;text-transform:uppercase;letter-spacing:0.06em;padding:2px 8px;border-radius:100px;font-weight:500}
.tool-badge--using{background:rgba(0,200,150,0.12);color:var(--accent);border:1px solid rgba(0,200,150,0.25)}
.tool-badge--eval{background:rgba(255,255,255,0.04);color:var(--muted);border:1px solid var(--border)}
.tool-desc{font-size:13px;color:var(--muted);line-height:1.6;margin-bottom:8px}
.tool-why{font-size:12px;color:var(--muted);line-height:1.5;font-style:italic}
.tool-why strong{color:var(--text);font-weight:400;font-style:normal}
.tool-link{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--accent);text-decoration:none;padding:6px 14px;border:1px solid rgba(0,200,150,0.25);border-radius:100px;transition:background 0.2s,border-color 0.2s;white-space:nowrap;margin-top:8px;align-self:flex-start}
.tool-link:hover{background:rgba(0,200,150,0.08);border-color:rgba(0,200,150,0.4)}
.tool-link svg{width:10px;height:10px}
.stack-divider{border:none;border-top:1px solid var(--border);margin:48px 0}
.cost-hero{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:32px;margin-bottom:48px;text-align:center}
.cost-headline{font-family:'Instrument Serif',Georgia,serif;font-size:clamp(20px,3vw,28px);font-weight:400;line-height:1.3;margin-bottom:6px}
.cost-headline em{font-style:italic;color:var(--accent)}
.cost-sub{font-size:13px;color:var(--muted);margin-bottom:24px}
.cost-compare{display:flex;gap:16px;max-width:480px;margin:0 auto}
.cost-box{flex:1;border-radius:10px;padding:20px 16px;text-align:center}
.cost-box--ai{background:rgba(0,200,150,0.06);border:1px solid rgba(0,200,150,0.2)}
.cost-box--human{background:rgba(255,255,255,0.02);border:1px solid var(--border)}
.cost-box-label{font-size:10px;text-transform:uppercase;letter-spacing:0.08em;color:var(--muted);margin-bottom:8px}
.cost-box-amount{font-family:'Instrument Serif',Georgia,serif;font-size:clamp(28px,4vw,38px);line-height:1;margin-bottom:4px}
.cost-box--ai .cost-box-amount{color:var(--accent)}
.cost-box--human .cost-box-amount{color:var(--text)}
.cost-box-detail{font-size:11px;color:var(--muted)}
.cost-savings{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:13px;color:var(--accent);font-weight:500}
@media(max-width:640px){.cost-compare{flex-direction:column;max-width:240px}}
.stack-key{display:flex;align-items:center;gap:16px;font-size:11px;color:var(--muted);margin-bottom:40px}
.stack-key-item{display:flex;align-items:center;gap:6px}
.stack-key-dot{width:8px;height:8px;border-radius:50%}
.stack-key-dot--active{background:var(--accent);box-shadow:0 0 6px rgba(0,200,150,0.4)}
.stack-key-dot--eval{background:var(--muted);opacity:0.4}
.stack-cta{text-align:center;margin-top:48px;padding-top:32px;border-top:1px solid var(--border)}
.stack-cta-title{font-family:'Instrument Serif',Georgia,serif;font-size:clamp(20px,3vw,26px);font-weight:400;margin-bottom:8px}
.stack-cta-title em{font-style:italic;color:var(--accent)}
.stack-cta-sub{font-size:13px;color:var(--muted);margin-bottom:16px}
.stack-cta-link{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#080b0f;font-size:14px;font-weight:500;padding:13px 24px;border-radius:6px;text-decoration:none;transition:filter 0.2s,transform 0.15s}
.stack-cta-link:hover{filter:brightness(1.15);transform:translateY(-1px)}
.disclosure{font-size:12px;color:var(--muted);line-height:1.6;margin-top:32px}
.disclosure a{color:var(--accent);text-decoration:none}
.bw{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--muted);flex-wrap:wrap}
.bb{background:var(--card);border:1px solid var(--border);border-radius:4px;padding:4px 10px;font-size:11px;color:var(--muted);text-decoration:none;transition:border-color 0.2s,color 0.2s}
a.bb:hover{border-color:rgba(255,255,255,0.2);color:var(--text)}
footer{padding:28px 48px;border-top:1px solid var(--border)}
.ft-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.ft-social{display:flex;align-items:center;gap:8px}
.ft{font-size:13px;color:var(--muted)}
.ft a{color:var(--accent);text-decoration:none}
.ft-bottom{text-align:center}
.sl2{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:8px;border:1px solid var(--border);color:var(--muted);text-decoration:none;transition:border-color 0.2s,color 0.2s}
.sl2:hover{border-color:var(--accent);color:var(--accent)}
@media(max-width:640px){
  nav{padding:20px 24px}
  .nl{display:none}
  .burger{display:block}
  footer{padding:24px}
  .ft-top{flex-direction:column;gap:12px;text-align:center}
  .ft-social{justify-content:center}
  .bw{justify-content:center}
  .tool-card{flex-direction:column}
}