:root{--ink:#0a0518;--ink-2:#120a26;--ink-3:#1a0f35; --line:rgba(255,255,255,.1);--line-2:rgba(177,140,255,.22); --vio:#6c00ff;--vio-lt:#b18cff;--vio-pale:#ddd0ff;--vio-deep:#2a0a4a; --mint:#00ffcc;--magenta:#ff0080; --pale:#efe9ff;--pale-2:#ded2fb; --w:rgba(255,255,255,.95);--w-2:rgba(233,224,255,.72);--w-3:rgba(233,224,255,.66); --d:#14082b;--d-2:rgba(20,8,43,.68);--d-3:rgba(20,8,43,.45); --disp:'Archivo',system-ui,sans-serif; --mono:'Space Mono',ui-monospace,monospace; --gut:clamp(20px,5vw,88px); --ease:cubic-bezier(.16,1,.3,1); --glass:linear-gradient(150deg,rgba(255,255,255,.1) 0%,rgba(177,140,255,.045) 42%,rgba(255,255,255,.02) 100%);}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{margin:0;background:var(--ink);color:var(--w);font-family:var(--disp);font-size:16px;line-height:1.55;overflow-x:hidden}
a{color:var(--vio-lt);text-decoration:none;transition:opacity .3s var(--ease),color .3s var(--ease)}
a:hover{opacity:.66}
h1,h2,h3,h4,p{margin:0;text-wrap:pretty}
img{max-width:100%;display:block}
::selection{background:var(--vio);color:#fff}
.wrap{width:100%;max-width:1360px;margin:0 auto;padding-inline:var(--gut)}
section{position:relative}
.aura{position:absolute;border-radius:50%;pointer-events:none;filter:blur(10px)}
.aura-a{top:-22%;left:50%;transform:translateX(-50%);width:min(1200px,135vw);aspect-ratio:1;background:radial-gradient(circle,rgba(108,0,255,.36) 0%,rgba(108,0,255,.1) 42%,transparent 66%)}
.aura-b{top:8%;right:-16%;width:min(620px,70vw);aspect-ratio:1;background:radial-gradient(circle,rgba(177,140,255,.2) 0%,transparent 64%)}
.glass{background:var(--glass);backdrop-filter:blur(26px) saturate(150%);-webkit-backdrop-filter:blur(26px) saturate(150%);border:1px solid var(--line);border-radius:22px;position:relative;overflow:hidden}
.glass::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(145deg,rgba(255,255,255,.5),rgba(177,140,255,.16) 36%,transparent 62%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.eyebrow{font-family:var(--mono);font-size:clamp(10px,.95vw,12px);letter-spacing:.2em;text-transform:uppercase;color:var(--vio-lt);display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--vio-lt);opacity:.6;flex:none}
.display{font-family:var(--disp);font-weight:800;line-height:.96;letter-spacing:-.035em}
.d-1{font-size:clamp(36px,6vw,82px)}
.d-2{font-size:clamp(30px,4.4vw,62px)}
.d-3{font-size:clamp(22px,2.6vw,36px)}
.vio{color:var(--vio-lt)}
.lead{font-size:clamp(15px,1.25vw,19px);line-height:1.65;color:var(--w-2);max-width:54ch;font-weight:400}
.rule{width:54px;height:2px;background:var(--vio-lt);border-radius:2px}
header{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .45s var(--ease),border-color .45s var(--ease),backdrop-filter .45s}
header.stuck{background:rgba(10,5,24,.72);backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:78px}
.brand{display:flex;align-items:center;gap:11px;color:var(--w);font-weight:700;font-size:15px;letter-spacing:.16em;text-transform:uppercase}
.brand:hover{opacity:1}
.brand img{width:30px;height:30px}
.nav-links{display:none;gap:34px;font-family:var(--mono);font-size:12.5px;letter-spacing:.04em}
.nav-links a{color:var(--w-2)}
.nav-links a:hover{color:var(--vio-lt);opacity:1}
@media(min-width:920px){.nav-links{display:flex}}
.burger{display:inline-flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:0 10px;background:none;border:0;cursor:pointer;flex:none}
@media(min-width:920px){.burger{display:none}}
.burger i{display:block;height:1.5px;background:var(--w);border-radius:2px;transition:transform .4s var(--ease),opacity .3s var(--ease)}
.burger i:nth-child(1){width:24px}
.burger i:nth-child(2){width:17px;margin-left:auto}
body.menu-open .burger i:nth-child(1){transform:translateY(3.25px) rotate(45deg)}
body.menu-open .burger i:nth-child(2){width:24px;transform:translateY(-3.25px) rotate(-45deg)}
.drawer{position:fixed;inset:0;z-index:99;background:rgba(10,5,24,.97);backdrop-filter:blur(24px);display:flex;flex-direction:column;justify-content:flex-start;gap:6px;padding:98px var(--gut) 40px;overflow-y:auto;overscroll-behavior:contain;opacity:0;visibility:hidden;transition:opacity .45s var(--ease),visibility .45s}
.drawer>:first-child{margin-top:auto}
.drawer>:last-child{margin-bottom:auto}
body.menu-open .drawer{opacity:1;visibility:visible}
@media(min-width:920px){.drawer{display:none}}
.drawer a{font-size:clamp(28px,8vw,44px);font-weight:800;letter-spacing:-.035em;color:var(--w);padding:10px 0;border-bottom:1px solid var(--line)}
.drawer a:last-of-type{border-bottom:0}
.drawer a:hover{color:var(--vio-lt);opacity:1}
.drawer .btn{margin-top:26px;align-self:flex-start;font-size:14px;padding:15px 30px}
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:12.5px;letter-spacing:.05em;padding:12px 22px;border-radius:999px;border:1px solid var(--line-2);color:var(--w);background:var(--glass);backdrop-filter:blur(12px);transition:background .3s var(--ease),border-color .3s var(--ease),transform .3s var(--ease)}
.btn:hover{opacity:1;border-color:var(--vio-lt);transform:translateY(-1px)}
.btn-solid{background:var(--vio);border-color:var(--vio);color:#fff;box-shadow:0 8px 32px rgba(108,0,255,.42)}
.btn-solid:hover{background:#7d1aff;border-color:#7d1aff}
.dot{width:7px;height:7px;border-radius:50%;background:var(--mint);flex:none;box-shadow:0 0 0 4px rgba(0,255,204,.15)}
.proof-n{font-size:clamp(32px,3.8vw,54px);font-weight:800;letter-spacing:-.04em;line-height:1;background:linear-gradient(170deg,#fff 0%,var(--vio-lt) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.proof-l{margin-top:9px;font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--w-3)}
.pillar{padding:clamp(28px,2.8vw,40px);display:grid;gap:16px;align-content:start;transition:transform .45s var(--ease),border-color .45s var(--ease)}
.pillar:hover{transform:translateY(-4px);border-color:var(--line-2)}
.pillar-n{font-family:var(--mono);font-size:11.5px;color:var(--vio-lt);letter-spacing:.16em}
.pillar h3{font-size:clamp(20px,1.9vw,27px);font-weight:700;line-height:1.16;letter-spacing:-.025em}
.pillar p{color:var(--w-2);font-size:15.5px;line-height:1.64;font-weight:400}
.tags{display:flex;flex-wrap:wrap;gap:7px;font-family:var(--mono);font-size:10.5px;letter-spacing:.07em;color:var(--w-3)}
.tags span{border:1px solid var(--line);padding:5px 10px;border-radius:999px}
.tags{font-size:11px}
footer.site{border-top:1px solid var(--line);padding-block:42px;font-family:var(--mono);font-size:12px;color:var(--w-3);letter-spacing:.05em}
.rv{opacity:0;transform:translateY(20px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}
:root{--gblur:30px;--gsat:190%;--galpha:.08}
.glass{background:linear-gradient(150deg,rgba(255,255,255,var(--galpha)) 0%,rgba(177,140,255,.04) 45%,rgba(255,255,255,.015) 100%); backdrop-filter:blur(var(--gblur)) saturate(var(--gsat)) brightness(1.12); -webkit-backdrop-filter:blur(var(--gblur)) saturate(var(--gsat)) brightness(1.12); border:1px solid rgba(255,255,255,.1); box-shadow: inset 0 1px 0 rgba(255,255,255,.3), inset 0 -1px 0 rgba(177,140,255,.1), inset 0 0 24px rgba(255,255,255,.035), 0 18px 50px -12px rgba(5,2,14,.7);}
.glass::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none; padding:10px; background:radial-gradient(120% 90% at 18% 6%,rgba(255,255,255,.2) 0%,transparent 42%), radial-gradient(90% 80% at 92% 96%,rgba(177,140,255,.16) 0%,transparent 46%); -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0); -webkit-mask-composite:xor;mask-composite:exclude; opacity:.9;}
.glass{--mx:50%;--my:0%}
.glass::before{background: radial-gradient(260px 200px at var(--mx) var(--my),rgba(255,255,255,.16) 0%,transparent 68%), linear-gradient(145deg,rgba(255,255,255,.5),rgba(177,140,255,.14) 34%,transparent 60%); transition:background .18s linear;}
.pillar{transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .5s var(--ease)}
.pillar:hover{transform:translateY(-6px); border-color:rgba(177,140,255,.36); box-shadow:inset 0 1px 0 rgba(255,255,255,.4),0 30px 70px -18px rgba(108,0,255,.42);}
.btn{position:relative;overflow:hidden;isolation:isolate;--mx:50%;--my:0%; background:linear-gradient(150deg,rgba(255,255,255,.1) 0%,rgba(177,140,255,.05) 50%,rgba(255,255,255,.02) 100%); backdrop-filter:blur(calc(var(--gblur) * .68)) saturate(var(--gsat)) brightness(1.12); -webkit-backdrop-filter:blur(calc(var(--gblur) * .68)) saturate(var(--gsat)) brightness(1.12); border:1px solid rgba(255,255,255,.18); box-shadow:inset 0 1px 0 rgba(255,255,255,.34),inset 0 -1px 0 rgba(177,140,255,.14),0 8px 22px -8px rgba(5,2,14,.7);}
.btn>*{position:relative;z-index:2}
.btn::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;border-radius:inherit; background:radial-gradient(150px 90px at var(--mx) var(--my),rgba(255,255,255,.3) 0%,transparent 70%), linear-gradient(145deg,rgba(255,255,255,.4),transparent 52%); transition:background .18s linear}
.btn::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;border-radius:inherit;padding:5px; background:radial-gradient(110% 90% at 20% 8%,rgba(255,255,255,.34) 0%,transparent 46%); -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0); -webkit-mask-composite:xor;mask-composite:exclude}
.btn:hover{border-color:rgba(200,175,255,.55)}
.btn-solid{background:linear-gradient(150deg,rgba(150,72,255,.88) 0%,rgba(108,0,255,.8) 52%,rgba(92,0,224,.88) 100%); border-color:rgba(206,182,255,.52); color:#fff; box-shadow: inset 0 1px 0 rgba(255,255,255,.6), inset 0 -2px 8px rgba(70,0,168,.6), inset 0 0 20px rgba(255,255,255,.1), 0 12px 34px -8px rgba(108,0,255,.6);}
.btn-solid:hover{background:linear-gradient(150deg,rgba(166,92,255,.92) 0%,rgba(122,18,255,.86) 52%,rgba(104,8,240,.92) 100%); border-color:rgba(226,208,255,.72);}
footer.site{border-top:0;padding:0;background:#120829;position:relative;overflow:hidden; font-family:var(--disp);font-size:16px;color:var(--w-2);letter-spacing:normal;}
.foot-top{position:relative;display:grid;gap:clamp(34px,5vw,64px);padding-block:clamp(52px,7vw,92px)}
@media(min-width:880px){.foot-top{grid-template-columns:1.25fr 1fr}}
.foot-cta{display:grid;gap:20px;justify-items:start}
.foot-cta h2{font-size:clamp(30px,4.6vw,60px);font-weight:800;letter-spacing:-.04em;line-height:.98;color:var(--w)}
.foot-mail{font-family:var(--mono);font-size:clamp(15px,1.7vw,22px);color:var(--vio-lt);border-bottom:1px solid rgba(177,140,255,.4);padding-bottom:3px}
.foot-mail:hover{color:#fff;border-bottom-color:#fff;opacity:1}
.foot-cols{display:grid;grid-template-columns:repeat(2,1fr);gap:28px 24px;align-content:start}
@media(min-width:560px){.foot-cols{grid-template-columns:repeat(3,1fr)}}
.foot-col{display:grid;gap:11px;align-content:start}
.foot-col h3{font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--w-3);font-weight:400;margin-bottom:3px}
.foot-col a,.foot-col span{font-size:14.5px;color:var(--w-2);font-weight:400}
.foot-col a:hover{color:var(--vio-lt);opacity:1}
.foot-mark{position:relative;display:flex;align-items:center;gap:18px;padding-bottom:clamp(20px,3vw,34px)}
.foot-mark img{width:clamp(34px,4vw,56px);height:clamp(34px,4vw,56px);flex:none}
.foot-word{flex:1;font-weight:800;letter-spacing:-.04em;line-height:.9;color:transparent; font-size:clamp(28px,4.2vw,60px); background:linear-gradient(180deg,rgba(255,255,255,.2) 0%,rgba(177,140,255,.06) 100%); -webkit-background-clip:text;background-clip:text;user-select:none}
.foot-bar{position:relative;display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;align-items:center; border-top:1px solid rgba(255,255,255,.1);padding-block:22px; font-family:var(--mono);font-size:11.5px;color:var(--w-3);letter-spacing:.05em}
.foot-bar a{color:var(--w-3)}
.foot-bar a:hover{color:var(--vio-lt);opacity:1}
.foot-status{display:inline-flex;align-items:center;gap:9px;color:var(--mint)}
.progress{position:fixed;top:0;left:0;height:3px;width:100%;transform-origin:0 50%;z-index:200; background:linear-gradient(90deg,var(--vio) 0%,var(--vio-lt) 60%,#00ffcc 100%);transform:scaleX(0); box-shadow:0 0 14px rgba(177,140,255,.7)}
@supports (animation-timeline:scroll()){.progress{animation:grow linear both;animation-timeline:scroll(root block)}@keyframes grow{to{transform:scaleX(1)}}}
@supports (animation-timeline:view()){.aura-a{animation:auraDrift linear both;animation-timeline:scroll(root block);animation-range:0 70vh}@keyframes auraDrift{to{transform:translateX(-50%) translateY(140px) scale(1.18);opacity:.5}}.pillar{animation:settle linear both;animation-timeline:view(block);animation-range:entry 2% cover 26%}@keyframes settle{from{opacity:0;transform:translateY(46px) scale(.965)}to{opacity:1;transform:none}}.pillar:hover{animation:none}}
.btn{will-change:transform}
.btn.mag{transition:transform .35s var(--ease),background .3s var(--ease),border-color .3s var(--ease)}
.proof-n{font-variant-numeric:tabular-nums}
@media(prefers-reduced-motion:reduce){.progress,.pillar,.aura-a{animation:none!important;transform:none!important;opacity:1!important;filter:none!important}}
.nav-links{gap:clamp(18px,2.2vw,30px)}
@media(min-width:920px) and (max-width:1120px){.nav-links{font-size:11.5px}}
@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.45);opacity:.65}}
.pillar{display:flex;flex-direction:column}
@media(max-width:919px){header .nav>.btn{display:none}}
.foot-cols{grid-template-columns:repeat(2,1fr)}
@media(min-width:560px){.foot-cols{grid-template-columns:repeat(3,1fr)}}
/* ───────────────────────── blog layer ─────────────────────────
   Everything above this line is lifted verbatim from the homepage
   stylesheet (tokens, nav, drawer, buttons, glass, footer, reveal).
   Below: article and index layout only. */

.nav-links a[aria-current="page"]{color:var(--w)}

/* ambient field behind the page head, same auras as the homepage hero */
.page-head{position:relative;overflow:hidden;padding-top:clamp(128px,15vw,188px)}
.page-head .aura-a{top:-30%}
.page-head .aura-b{top:0}
.page-head>.wrap{position:relative}

/* ─ post ─ */
.post-head{display:grid;gap:22px;max-width:760px;margin:0 auto;padding-bottom:clamp(40px,5vw,64px)}
.back{font-family:var(--mono);font-size:12px;letter-spacing:.05em;color:var(--w-3);display:inline-flex;align-items:center;gap:8px;justify-self:start}
.back:hover{color:var(--vio-lt);opacity:1}
.post-head h1{max-width:20ch}
.post-meta{display:flex;flex-wrap:wrap;gap:8px 22px;font-family:var(--mono);font-size:12px;letter-spacing:.05em;color:var(--w-3)}
.post-meta b{font-weight:400;color:var(--w-2)}

.post-body{max-width:760px;margin:0 auto;padding-bottom:clamp(56px,7vw,96px);font-size:clamp(16.5px,1.15vw,18px);line-height:1.72;color:var(--w-2)}
.post-body>*+*{margin-top:1.25em}
.post-body h2{font-size:clamp(22px,2.3vw,31px);font-weight:700;line-height:1.16;letter-spacing:-.028em;color:var(--w);margin-top:2.3em}
.post-body h3{font-size:clamp(17.5px,1.4vw,20.5px);font-weight:600;line-height:1.3;letter-spacing:-.015em;color:var(--w);margin-top:1.9em}
.post-body h2+p,.post-body h3+p{margin-top:.75em}
.post-body strong{color:var(--w);font-weight:600}
.post-body a{color:var(--vio-lt);border-bottom:1px solid rgba(177,140,255,.4)}
.post-body a:hover{color:#fff;border-bottom-color:#fff;opacity:1}
.post-body ul{padding-left:1.15em;display:grid;gap:.6em}
.post-body li::marker{color:var(--vio-lt)}

.callout{padding:clamp(22px,2.6vw,34px) clamp(24px,3vw,40px);color:var(--w);font-size:1.04em;line-height:1.62}
.callout p{margin:0}
.callout::before{background:linear-gradient(145deg,rgba(255,255,255,.5),rgba(177,140,255,.3) 36%,transparent 62%)}

.stat-row{display:grid;grid-template-columns:1fr;margin-block:2em}
.stat{padding:22px 0;border-bottom:1px solid var(--line)}
.stat:last-child{border-bottom:0}
.stat-n{font-size:clamp(32px,3.6vw,52px);font-weight:800;letter-spacing:-.04em;line-height:1;background:linear-gradient(170deg,#fff 0%,var(--vio-lt) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-l{margin-top:9px;font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--w-3)}
@media(min-width:600px){
  .stat-row{grid-template-columns:repeat(3,1fr)}
  .stat{padding:8px 26px 8px 0;border-bottom:0;border-right:1px solid var(--line)}
  .stat+.stat{padding-left:26px}
  .stat:last-child{border-right:0;padding-right:0}
}

.post-foot{max-width:760px;margin:0 auto;display:grid;gap:clamp(36px,5vw,56px);padding-bottom:clamp(80px,10.5vw,160px)}
.share{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding-top:28px;border-top:1px solid var(--line)}
.share>span{font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--w-3);margin-right:6px}
.share .btn{padding:0;width:42px;height:42px;justify-content:center;color:var(--w-2)}
.share .btn svg{width:15px;height:15px;fill:currentColor;position:relative;z-index:2}
.share .btn:hover{color:#fff}

.cta{padding:clamp(30px,4vw,52px);display:grid;gap:18px;justify-items:start}
.cta h3{font-size:clamp(24px,2.6vw,36px);font-weight:800;line-height:1.02;letter-spacing:-.035em;color:var(--w)}
.cta p{color:var(--w-2);font-size:clamp(15px,1.15vw,17.5px);line-height:1.62;max-width:52ch}
.cta .btn{margin-top:6px}

/* ─ index ─ */
.blog-hero{display:grid;gap:22px;max-width:880px;padding-bottom:clamp(36px,4.5vw,56px)}
.blog-hero h1{max-width:12ch}

.filters{display:flex;flex-wrap:wrap;gap:8px;padding-bottom:clamp(36px,4.5vw,56px)}
.filter{font-family:var(--mono);font-size:11px;letter-spacing:.07em;color:var(--w-3);border:1px solid var(--line);background:transparent;padding:8px 14px;border-radius:999px;cursor:pointer;transition:color .3s var(--ease),border-color .3s var(--ease),background .3s var(--ease)}
.filter:hover{color:var(--w);border-color:var(--line-2)}
.filter[aria-pressed="true"]{background:var(--vio);border-color:var(--vio);color:#fff}
.filter:focus-visible,.btn:focus-visible,.back:focus-visible,.card:focus-visible{outline:2px solid var(--vio-lt);outline-offset:3px}

.post-grid{display:grid;gap:clamp(14px,1.6vw,22px);padding-bottom:clamp(80px,10.5vw,160px)}
@media(min-width:660px){.post-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1040px){.post-grid{grid-template-columns:repeat(3,1fr)}}
.card{color:var(--w)}
.card:hover{opacity:1}
.card[hidden]{display:none}
.card h3{font-size:clamp(19px,1.7vw,24px)}
.card p{flex:1}
.card-meta{display:flex;gap:18px;font-family:var(--mono);font-size:11.5px;letter-spacing:.05em;color:var(--w-3);padding-top:8px}
.empty{font-family:var(--mono);font-size:12.5px;color:var(--w-3);padding:40px 0 clamp(80px,10.5vw,160px)}

/* ─ long-form additions (guides, FAQ, sources) ─ */
.post-body ol{padding-left:1.3em;display:grid;gap:.6em}
.post-body ol li::marker{color:var(--vio-lt);font-family:var(--mono);font-size:.9em}
.keypoints{display:grid;gap:0}
.keypoints ul{margin:0;padding-left:1.1em;display:grid;gap:.55em;font-size:.97em;line-height:1.6}
.kp-label{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--vio-lt);margin:0 0 12px}
.faq{margin-top:2.6em;padding-top:1.6em;border-top:1px solid var(--line)}
.faq h2{margin-top:0}
.faq h3{margin-top:1.6em}
.faq h3+p{margin-top:.6em}
.sources{margin-top:2.2em;font-family:var(--mono);font-size:12px;line-height:1.75;color:var(--w-3)}
.sources a{color:var(--w-3);border-bottom-color:var(--line-2)}
.sources a:hover{color:var(--vio-lt);border-bottom-color:var(--vio-lt)}
/* keep the related-posts block inside the article column (it sits outside .post-foot) */
article .related{max-width:760px;margin-left:auto;margin-right:auto}