/* ============================================================================
   SlayKeys — shared design system (Editorial / Geist / zinc / starfield).
   ONE source of truth: linked by the landing AND every SSR page
   (product / category / guide) so nav, footer, cards etc. never drift.
   Per-page dynamic bits (variant-price radio rules, JSON-LD) stay inline.
   ============================================================================ */
:root{
  --bg:#09090B;--card:#131316;--card-2:#18181B;--elev:#27272A;
  --line:rgba(255,255,255,.07);--line-2:rgba(255,255,255,.13);
  --fg:#FAFAFA;--fg-2:#A1A1AA;--fg-3:#6b6b73;--ok:#7FD99A;
  --disp:'Geist',system-ui,sans-serif;--body:'Geist',system-ui,sans-serif;
  --ease:cubic-bezier(.32,.72,0,1);
  --maxw:1200px;--gutter:clamp(20px,5vw,56px);--sec:clamp(90px,13vh,150px);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{position:relative;font-family:var(--body);color:var(--fg);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;font-variant-numeric:tabular-nums;line-height:1.55;overflow-x:hidden}
/* film grain (above content, below nothing interactive) */
body::after{content:"";position:fixed;inset:0;z-index:80;pointer-events:none;opacity:.1;mix-blend-mode:overlay;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
::selection{background:#FAFAFA;color:#0a0a0a}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.logo{height:24px;width:auto;display:block}
h2{font-family:var(--disp);font-weight:700;font-size:clamp(1.9rem,4.2vw,3rem);line-height:1;letter-spacing:-.035em}
.sec{padding:var(--sec) 0}
.shead{display:flex;justify-content:flex-start;align-items:flex-end;gap:20px;margin-bottom:40px}
.shead.center{justify-content:center;text-align:center}

/* ── starfield background (fixed layer; JS sets --pa/--pb for scroll parallax) ── */
.stage{position:fixed;inset:0;z-index:-1;overflow:hidden;background:radial-gradient(95% 46% at 50% -12%,rgba(255,255,255,.04),transparent 55%),var(--bg)}
.stage::before,.stage::after{content:"";position:absolute;inset:0;background-repeat:repeat}
.stage::before{opacity:.6;background-image:radial-gradient(1.4px 1.4px at 34px 42px,#fff,transparent),radial-gradient(1px 1px at 212px 120px,#fff,transparent),radial-gradient(1.2px 1.2px at 120px 250px,#fff,transparent),radial-gradient(1px 1px at 300px 300px,#fff,transparent),radial-gradient(1px 1px at 250px 60px,#fff,transparent),radial-gradient(1.1px 1.1px at 70px 320px,#fff,transparent),radial-gradient(1px 1px at 340px 150px,#fff,transparent);background-size:360px 360px;background-position:var(--pa,0 0);animation:twk 4s ease-in-out infinite}
.stage::after{opacity:.42;background-image:radial-gradient(1px 1px at 90px 60px,#fff,transparent),radial-gradient(1.3px 1.3px at 380px 200px,#fff,transparent),radial-gradient(1px 1px at 240px 420px,#fff,transparent),radial-gradient(1.1px 1.1px at 470px 320px,#fff,transparent),radial-gradient(1px 1px at 40px 470px,#fff,transparent),radial-gradient(1px 1px at 300px 30px,#fff,transparent);background-size:520px 500px;background-position:var(--pb,0 0);animation:twk2 5.5s ease-in-out infinite}
@keyframes twk{0%,100%{opacity:.32}50%{opacity:.72}}@keyframes twk2{0%,100%{opacity:.56}50%{opacity:.16}}

/* ── buttons ── */
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--body);font-weight:600;font-size:.94rem;border-radius:11px;padding:13px 20px;transition:transform .45s var(--ease),opacity .25s,border-color .25s}
.btn-p{background:var(--fg);color:#0a0a0a}.btn-p:hover{opacity:.9}.btn-p:active{transform:scale(.98)}
.btn-p svg{width:16px;height:16px;fill:#0a0a0a}
.btn-g{border:1px solid var(--line-2);color:var(--fg)}.btn-g:hover{border-color:var(--fg-2)}

/* ── nav ── */
.nav{position:fixed;top:0;left:0;right:0;z-index:70;transition:background .35s var(--ease)}
.nav::after{content:"";position:absolute;inset:auto 0 0;height:1px;background:var(--line);opacity:0;transition:opacity .35s var(--ease)}
.nav.scrolled{background:rgba(9,9,11,.78);backdrop-filter:blur(16px) saturate(1.2)}
.nav.scrolled::after{opacity:1}
.navin{max-width:var(--maxw);margin:0 auto;padding:14px var(--gutter);display:flex;align-items:center;gap:22px}
.nl{display:flex;gap:26px;margin-left:14px}
.nl a{font-size:.74rem;letter-spacing:.03em;color:var(--fg-2);transition:color .25s}
.nl a:hover{color:var(--fg)}
.nav .sp{flex:1}
.lang{position:relative;font-size:.74rem;color:var(--fg-2);border:1px solid var(--line);border-radius:8px;padding:7px 11px;cursor:pointer;user-select:none;outline:none}
.lang:hover{border-color:var(--line-2);color:var(--fg)}
.lang::after{content:"";position:absolute;left:0;right:0;top:100%;height:10px}
.langmenu{position:absolute;top:calc(100% + 8px);right:0;background:rgba(19,19,22,.98);backdrop-filter:blur(10px);border:1px solid var(--line-2);border-radius:10px;padding:5px;display:none;flex-direction:column;min-width:74px;z-index:5;box-shadow:0 12px 30px -12px rgba(0,0,0,.7)}
.lang:hover .langmenu,.lang:focus-within .langmenu{display:flex}
.langmenu a{padding:8px 12px;border-radius:7px;color:var(--fg-2);transition:background .2s,color .2s}
.langmenu a:hover{background:var(--card-2);color:var(--fg)}
.langmenu a.on{color:var(--fg);background:var(--card)}
.nav .btn{padding:9px 15px;font-size:.84rem;border-radius:9px}
.mnav-cb{position:absolute;opacity:0;width:0;height:0;pointer-events:none}
.burger{display:none}
.mmenu{display:none}
@media(max-width:820px){
  .nl,.lang{display:none}
  .navin .btn-p{display:none}
  .burger{display:flex;flex-direction:column;gap:5px;width:38px;height:38px;align-items:center;justify-content:center;cursor:pointer;border:1px solid var(--line-2);border-radius:10px;flex:none}
  .burger span{display:block;width:18px;height:1.5px;background:var(--fg);border-radius:2px;transition:transform .4s var(--ease),opacity .2s}
  #mnav:checked~.nav .burger span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
  #mnav:checked~.nav .burger span:nth-child(2){opacity:0}
  #mnav:checked~.nav .burger span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
  .mmenu{position:fixed;inset:0;z-index:69;background:rgba(9,9,11,.99);backdrop-filter:blur(20px);padding:88px var(--gutter) 36px;flex-direction:column;overflow-y:auto;overscroll-behavior:contain}
  #mnav:checked~.mmenu{display:flex}
  #mnav:checked~.mmenu>a,#mnav:checked~.mmenu .mlang,#mnav:checked~.mmenu>.btn{animation:mmup .5s var(--ease) both}
  #mnav:checked~.mmenu>a:nth-child(2){animation-delay:.04s}
  #mnav:checked~.mmenu>a:nth-child(3){animation-delay:.08s}
  #mnav:checked~.mmenu>a:nth-child(4){animation-delay:.12s}
  #mnav:checked~.mmenu .mlang{animation-delay:.16s}
  #mnav:checked~.mmenu>.btn{animation-delay:.2s}
  .mmenu>a:not(.btn){padding:17px 0;font-size:1.12rem;font-weight:500;color:var(--fg);border-bottom:1px solid var(--line)}
  .mmenu .mlang{display:flex;gap:10px;padding:22px 0 8px}
  .mmenu .mlang a{padding:9px 16px;border:1px solid var(--line-2);border-radius:9px;font-size:.82rem;color:var(--fg-2)}
  .mmenu .mlang a.on{color:#09090B;background:var(--fg);border-color:var(--fg)}
  .mmenu>.btn{margin-top:20px;justify-content:center;padding:15px;font-size:1rem;border-radius:12px}
}
@keyframes mmup{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}

/* ── hero (landing) ── */
.hero{padding:clamp(130px,20vh,190px) 0 var(--sec)}
h1{font-family:var(--disp);font-weight:700;font-size:clamp(3.1rem,8.4vw,7rem);line-height:.94;letter-spacing:-.04em;max-width:15ch}
h1 .ln{display:block;overflow:hidden}
h1 .ln>span{display:block;transform:translateY(105%);transition:transform .95s var(--ease)}
.loaded h1 .ln>span{transform:none}
.loaded h1 .ln:nth-child(2)>span{transition-delay:.07s}.loaded h1 .ln:nth-child(3)>span{transition-delay:.14s}
.deck{max-width:46ch;color:var(--fg-2);font-size:1.05rem;margin-top:26px;opacity:0;transform:translateY(10px);transition:all .8s var(--ease) .42s}
.loaded .deck{opacity:1;transform:none}
.hcta{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px;opacity:0;transform:translateY(10px);transition:all .8s var(--ease) .54s}
.loaded .hcta{opacity:1;transform:none}
.ticker{margin-top:56px;overflow:hidden;-webkit-mask:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);mask:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);opacity:0;transition:opacity 1s .7s}
.loaded .ticker{opacity:1}
.tick-row{display:flex;gap:14px;width:max-content;animation:scroll 45s linear infinite;will-change:transform}
.ticker:hover .tick-row{animation-play-state:paused}
@keyframes scroll{to{transform:translateX(-50%)}}
.pcard{flex:none;width:236px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 18px}
.pcard .c{font-size:.62rem;letter-spacing:.08em;text-transform:uppercase;color:var(--fg-3)}
.pcard b{display:block;font-family:var(--disp);font-weight:600;font-size:1.1rem;margin:9px 0 14px;letter-spacing:-.01em}
.pcard .p{font-size:.92rem;font-weight:600;color:var(--fg)}

/* ── info rail (stats) ── */
.rail{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.rin{display:flex;flex-wrap:wrap}
.rc{flex:1;min-width:150px;padding:24px 0 24px 24px;border-right:1px solid var(--line)}
.rc:first-child{padding-left:0}.rc:last-child{border-right:none}
.rc .n{font-family:var(--disp);font-weight:700;font-size:1.7rem;letter-spacing:-.03em}
.rc .l{font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;color:var(--fg-3);margin-top:4px}

/* ── clean product grid (catalog / related) ── */
.cgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.cc{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;transition:transform .45s var(--ease),border-color .3s,background .3s}
.cc:hover{transform:translateY(-4px);border-color:var(--line-2);background:var(--card-2)}
.cthumb{aspect-ratio:16/10;border-radius:10px;background:#141418 center/cover no-repeat;border:1px solid var(--line);margin-bottom:16px}
.cc .cat{font-size:.64rem;letter-spacing:.08em;text-transform:uppercase;color:var(--fg-3)}
.cc h3{font-family:var(--disp);font-weight:600;font-size:1.15rem;letter-spacing:-.01em;margin:4px 0 14px}
.cc .crow{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:13px;margin-top:auto}
.cc .pr{font-weight:700;font-size:1rem}.cc .pr small{color:var(--fg-3)}
.cc .go{font-size:.72rem;color:var(--fg-3);transition:color .3s}.cc:hover .go{color:var(--fg)}
.cgrid.grel{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.cgrid.grel .cc{max-width:420px}
@media(max-width:900px){.cgrid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.cgrid{grid-template-columns:1fr}}

/* ── why us ── */
.why{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.wc{border:1px solid var(--line);border-radius:16px;padding:24px 22px;background:var(--card)}
.wc .n{font-size:.68rem;color:var(--fg-3);letter-spacing:.1em}
.wc h4{font-family:var(--disp);font-weight:600;font-size:1.18rem;letter-spacing:-.01em;margin:14px 0 8px}
.wc p{color:var(--fg-2);font-size:.9rem}
@media(max-width:900px){.why{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.why{grid-template-columns:1fr}}

/* ── how (big numbers) ── */
.bn-row{display:grid;grid-template-columns:minmax(110px,.42fr) 1fr;gap:clamp(20px,4vw,60px);align-items:center;padding:38px 0;border-top:1px solid var(--line)}
.bn-row:hover .bn-num{color:var(--fg)}
.bn-num{font-family:var(--disp);font-weight:700;font-size:clamp(3rem,7vw,5.2rem);line-height:.85;letter-spacing:-.04em;color:var(--fg-3);transition:color .35s}
.bn-c h4{font-family:var(--disp);font-weight:600;font-size:1.35rem;letter-spacing:-.02em;margin-bottom:8px}
.bn-c p{color:var(--fg-2);max-width:54ch}

/* ── guides teaser ── */
.guides{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.gc{border:1px solid var(--line);border-radius:16px;padding:22px;background:var(--card);transition:transform .45s var(--ease),border-color .3s,background .3s;display:flex;flex-direction:column;min-height:190px}
.gc:hover{transform:translateY(-4px);border-color:var(--line-2);background:var(--card-2)}
.gc .gtag{font-size:.64rem;letter-spacing:.08em;text-transform:uppercase;color:var(--fg-3)}
.gc h4{font-family:var(--disp);font-weight:600;font-size:1.2rem;letter-spacing:-.01em;margin:12px 0 auto;line-height:1.2}
.gc .rd{font-size:.72rem;color:var(--fg-3);margin-top:18px;transition:color .3s}.gc:hover .rd{color:var(--fg)}
@media(max-width:820px){.guides{grid-template-columns:1fr}}

/* ── faq ── */
.faq{max-width:720px;margin:0 auto}
.faq details{border-top:1px solid var(--line);padding:6px 0}
.faq summary{cursor:pointer;list-style:none;padding:18px 0;font-family:var(--disp);font-weight:600;font-size:1.1rem;letter-spacing:-.01em;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--fg-3);font-weight:400;transition:transform .3s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{color:var(--fg-2);padding:0 0 18px;max-width:70ch;font-size:.96rem}

/* ── centered cta band ── */
.cta{border-top:1px solid var(--line);padding:var(--sec) 0;text-align:center}
.cta h2{font-size:clamp(2.2rem,6vw,4.4rem);max-width:18ch;margin:0 auto 12px;line-height:1.02}
.cta p{color:var(--fg-2);margin-bottom:28px}
.cta .btn{margin:0 auto}

/* ── footer (shared, single source) ── */
.foot2{border-top:1px solid var(--line);padding:64px 0 34px}
.fcols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.fbrand p{color:var(--fg-2);font-size:.92rem;max-width:34ch;margin:18px 0 20px}
.fsoc{display:flex;gap:10px}
.fsoc a{width:36px;height:36px;border:1px solid var(--line);border-radius:9px;display:flex;align-items:center;justify-content:center;transition:border-color .25s,background .25s}
.fsoc a:hover{border-color:var(--line-2);background:var(--card)}
.fsoc svg{width:16px;height:16px;fill:var(--fg-2)}
.fcol h5{font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;color:var(--fg-3);margin-bottom:16px}
.fcol a{display:block;color:var(--fg-2);font-size:.92rem;padding:5px 0;transition:color .25s}.fcol a:hover{color:var(--fg)}
.fbar{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;border-top:1px solid var(--line);margin-top:44px;padding-top:24px;font-size:.72rem;color:var(--fg-3)}
.pays{display:flex;gap:14px;flex-wrap:wrap}
@media(max-width:820px){.fcols{grid-template-columns:1fr 1fr}.fbrand{grid-column:span 2}}
@media(max-width:520px){.fcols{grid-template-columns:1fr}.fbrand{grid-column:auto}}

/* ── product page ── */
.crumb{padding:100px 0 0;font-size:.78rem;color:var(--fg-3)}
.crumb a{color:var(--fg-2)}.crumb a:hover{color:var(--fg)}
.phero{display:grid;grid-template-columns:1fr .9fr;gap:clamp(30px,5vw,64px);align-items:start;padding:28px 0 var(--sec)}
.pinfo{position:relative}
input[name=plan]{position:absolute;opacity:0;pointer-events:none}
.pinfo h1{font-weight:700;font-size:clamp(2.4rem,5.5vw,3.8rem);line-height:1;letter-spacing:-.035em;margin:0 0 16px;max-width:none}
.pdesc{color:var(--fg-2);font-size:1.02rem;max-width:46ch}
.proof{display:flex;align-items:center;gap:9px;font-size:.82rem;color:var(--fg-3);margin:20px 0 4px}
.proof .dot{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 8px 1px rgba(127,217,154,.6)}
.proof b{color:var(--fg-2);font-weight:500}
.plans{display:flex;gap:10px;flex-wrap:wrap;margin:26px 0 18px}
.plans label{cursor:pointer;border:1px solid var(--line);border-radius:13px;padding:13px 18px;display:flex;flex-direction:column;gap:3px;transition:border-color .25s,background .25s;min-width:120px}
.plans label span{font-size:.85rem;color:var(--fg-2)}
.plans label b{font-weight:600;font-size:1rem}
.plans label .save{font-size:.66rem;color:var(--ok)}
.price{font-weight:700;font-size:2.6rem;letter-spacing:-.03em;margin:6px 0 24px}
.price .pv{display:none}
.price small{font-size:.9rem;color:var(--fg-3);font-weight:500;margin-left:6px}
.hcta2{display:flex;gap:12px;flex-wrap:wrap}
.reassure{font-size:.78rem;color:var(--fg-3);margin-top:16px}
.pmedia{position:sticky;top:100px}
.pframe{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:10px}
.pframe .img{aspect-ratio:1/1;border-radius:13px;background:#141418 center/cover no-repeat;border:1px solid var(--line)}
.tags{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
.tags span{font-size:.68rem;color:var(--fg-3);border:1px solid var(--line);border-radius:7px;padding:5px 9px}
@media(max-width:820px){.phero{grid-template-columns:1fr}.pmedia{position:static;order:-1;max-width:360px}}
.buybar{position:fixed;left:0;right:0;bottom:0;z-index:60;display:none;justify-content:space-between;align-items:center;gap:14px;padding:12px var(--gutter);background:rgba(9,9,11,.9);backdrop-filter:blur(14px);border-top:1px solid var(--line)}
.buybar .bp{font-weight:700}
@media(max-width:820px){.buybar{display:flex}body.has-buybar{padding-bottom:74px}}

/* ── category / guide index tiles ── */
.glist{display:grid;gap:14px}
.gcard-lnk{display:block;padding:20px 22px;border-radius:16px;background:var(--card);border:1px solid var(--line);transition:border-color .25s}
.gcard-lnk:hover{border-color:var(--line-2)}
.gcl-h{display:block;font-family:var(--disp);font-weight:600;font-size:1.15rem;color:#fff;margin-bottom:6px}
.gcl-d{display:block;color:var(--fg-2);line-height:1.55;font-size:.95rem}
.gcl-r{display:inline-block;margin-top:10px;color:var(--fg);font-weight:600;font-size:.9rem}

/* ── guide article prose ── */
.gwrap{max-width:760px;padding-bottom:88px}
.gwrap .sec{padding:64px 0 0}
.gwrap .sec h2{margin-bottom:28px}
.glede{font-size:1.18rem;line-height:1.65;color:#EDEDF0;margin:0 0 30px;font-weight:500}
.gbody h2{font-family:var(--disp);font-weight:600;font-size:1.4rem;letter-spacing:-.01em;margin:34px 0 12px;color:#fff}
.gbody p{line-height:1.75;margin:0 0 14px;color:#C7C7CF}
.gbody ul{margin:0 0 16px;padding-left:20px}.gbody li{line-height:1.7;margin:0 0 8px;color:#C7C7CF}
.gsteps{counter-reset:s;list-style:none;padding:0;margin:0}
.gsteps li{position:relative;padding:2px 0 18px 46px;line-height:1.65;color:#C7C7CF}
.gsteps li:before{counter-increment:s;content:counter(s);position:absolute;left:0;top:-2px;width:32px;height:32px;border-radius:50%;background:var(--fg);color:#0a0a0a;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:.95rem}

/* ── scroll reveal ── */
.rv{opacity:0;transform:translateY(16px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.rv.in{opacity:1;transform:none}
.d2{transition-delay:.06s}.d3{transition-delay:.12s}.d4{transition-delay:.18s}

@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  h1 .ln>span,.deck,.hcta,.ticker{transform:none!important;opacity:1!important}
  .rv{opacity:1;transform:none}
}