:root{
  --blue:#0174E7;
  --violet:#903DFF;
  --ink:#000000;
  --white:#FFFFFF;
  --bg:#000000;
  --panel:#0a0a0d;
  --panel-2:#101016;
  --panel-3:#16161e;
  --line:rgba(255,255,255,.09);
  --line-2:rgba(255,255,255,.16);
  --muted:#7d7d88;
  --muted-2:#b9b9c4;
  --grad:linear-gradient(118deg,var(--blue) 0%,var(--violet) 100%);
  --grad-soft:linear-gradient(118deg,rgba(1,116,231,.16),rgba(144,61,255,.16));
  --ff:'Outfit','Poppins',system-ui,-apple-system,sans-serif;
  --maxw:1180px;
  --pad:clamp(22px,6vw,120px);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  background:var(--bg);
  color:var(--white);
  font-family:var(--ff);
  font-weight:300;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
::selection{background:var(--violet);color:#fff}

/* ---------- progress bar ---------- */
.progress{position:fixed;top:0;left:0;height:2px;width:0%;background:var(--grad);z-index:200;transition:width .1s linear}

/* ---------- left spine ---------- */
.spine{position:fixed;top:0;left:0;height:100vh;width:46px;z-index:120;
  display:flex;flex-direction:column;align-items:center;justify-content:space-between;
  padding:26px 0;pointer-events:none;mix-blend-mode:normal}
.spine .bar{width:2px;flex:1;margin:18px 0;background:linear-gradient(var(--blue),var(--violet));opacity:.6;border-radius:2px}
.spine .lbl{writing-mode:vertical-rl;text-orientation:mixed;font-size:9.5px;letter-spacing:.42em;
  text-transform:uppercase;color:var(--muted);font-weight:600}
.spine .dot{width:7px;height:7px;border-radius:50%;background:var(--grad)}

/* ---------- right chapter nav ---------- */
nav.idx{position:fixed;right:26px;top:50%;transform:translateY(-50%);z-index:120;
  display:flex;flex-direction:column;gap:15px}
nav.idx a{width:9px;height:9px;border-radius:50%;border:1px solid var(--line-2);background:transparent;
  transition:.35s;position:relative}
nav.idx a:hover{border-color:var(--violet)}
nav.idx a.on{background:var(--grad);border-color:transparent;box-shadow:0 0 0 4px rgba(144,61,255,.12)}
nav.idx a span{position:absolute;right:20px;top:50%;transform:translateY(-50%);white-space:nowrap;
  font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);
  opacity:0;pointer-events:none;transition:.3s;font-weight:500}
nav.idx a:hover span{opacity:1}

/* ---------- layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}
section{position:relative;padding:clamp(80px,13vh,160px) 0;border-top:1px solid var(--line)}
section:first-of-type{border-top:none}

.eyebrow{display:inline-flex;align-items:center;gap:11px;font-size:11px;font-weight:600;
  letter-spacing:.32em;text-transform:uppercase;color:var(--muted-2)}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--grad);border-radius:2px}

.chap-no{font-size:clamp(46px,9vw,104px);font-weight:800;line-height:.9;letter-spacing:-.04em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;display:block}

h2.title{font-size:clamp(30px,5.2vw,58px);font-weight:700;letter-spacing:-.03em;line-height:1.02;margin-top:14px}
.lead{font-size:clamp(16px,1.7vw,20px);color:var(--muted-2);font-weight:300;max-width:60ch;margin-top:22px;line-height:1.7}

.grid{display:grid;gap:22px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:clamp(22px,3vw,34px);
  position:relative;overflow:hidden}
.card h3{font-size:13px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.card p{color:var(--muted-2);font-size:15.5px}
.hd{font-size:12px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}

/* ---------- cover ---------- */
.cover{min-height:100vh;display:flex;flex-direction:column;justify-content:center;
  border-top:none;padding-top:60px;padding-bottom:60px;overflow:hidden}
.cover .glow{position:absolute;inset:0;z-index:0;pointer-events:none}
.cover .glow::before,.cover .glow::after{content:"";position:absolute;border-radius:50%;filter:blur(120px);opacity:.5}
.cover .glow::before{width:52vw;height:52vw;left:-8vw;top:-6vw;background:radial-gradient(circle,rgba(1,116,231,.55),transparent 65%)}
.cover .glow::after{width:46vw;height:46vw;right:-6vw;bottom:-10vw;background:radial-gradient(circle,rgba(144,61,255,.55),transparent 65%)}
.cover .inner{position:relative;z-index:2}
.cover .logo{width:min(560px,86%);height:auto;display:block;margin:26px 0 10px;
  filter:drop-shadow(0 18px 60px rgba(0,0,0,.55))}
.cover .tag{font-size:clamp(22px,4vw,42px);font-weight:200;letter-spacing:-.01em;color:#fff;margin-top:22px}
.cover .tag b{font-weight:700;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.cover .meta{display:flex;flex-wrap:wrap;gap:14px 26px;margin-top:54px;font-size:12px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted);font-weight:500}
.cover .meta span{display:flex;align-items:center;gap:10px}
.cover .meta span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--grad)}
.scrollcue{position:absolute;bottom:30px;left:var(--pad);font-size:10px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--muted);display:flex;align-items:center;gap:10px;z-index:2}
.scrollcue i{width:1px;height:34px;background:linear-gradient(var(--violet),transparent);display:block;animation:cue 2s infinite}
@keyframes cue{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}50.1%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ---------- brand essence ---------- */
.manifesto{font-size:clamp(24px,3.4vw,40px);font-weight:300;line-height:1.32;letter-spacing:-.015em;max-width:20ch;margin:0}
.manifesto b{font-weight:600}
.manifesto .g{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:600}
.mv{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:58px}
.mv .card::after{content:"";position:absolute;left:0;top:0;height:100%;width:3px;background:var(--grad)}
.values{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1px;margin-top:26px;
  background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.values .v{background:var(--panel);padding:30px 28px}
.values .v .n{font-size:12px;font-weight:700;color:var(--violet);letter-spacing:.1em}
.values .v h4{font-size:19px;font-weight:600;margin:14px 0 8px}
.values .v p{font-size:14px;color:var(--muted)}
.pers{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.chip{border:1px solid var(--line-2);border-radius:100px;padding:11px 20px;font-size:14px;font-weight:400;color:var(--muted-2)}
.chip b{color:#fff;font-weight:600}



/* ===== chapters 02-08 ===== */
.two{display:grid;grid-template-columns:1fr 1fr;gap:22px}
@media(max-width:820px){.two{grid-template-columns:1fr}}

.logoplate{border-radius:18px;padding:clamp(30px,5vw,64px);display:flex;align-items:center;justify-content:center;
  min-height:210px;position:relative;border:1px solid var(--line)}
.plate-dark{background:radial-gradient(120% 120% at 30% 0%,#141420,#050507)}
.plate-light{background:#f5f5f7}
.plate-grad{background:var(--grad)}
.logoplate img{max-width:80%;max-height:130px;height:auto;display:block}
.platecap{display:flex;justify-content:space-between;align-items:center;margin-top:14px}
.platecap b{font-size:13px;font-weight:600}
.platecap span{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}

.anatomy{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;margin-top:24px}
@media(max-width:820px){.anatomy{grid-template-columns:1fr}}
.anatomy .stage{background:radial-gradient(120% 120% at 30% 0%,#141420,#050507);border:1px solid var(--line);
  border-radius:18px;padding:40px;display:flex;align-items:center;justify-content:center;min-height:230px}
.anatomy .stage img{max-width:78%}
.deflist{display:flex;flex-direction:column;gap:22px}
.deflist .d{display:flex;gap:16px;align-items:flex-start}
.deflist .d .k{flex:0 0 auto;width:34px;height:34px;border-radius:9px;background:var(--grad-soft);border:1px solid var(--line-2);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;color:#fff}
.deflist .d h4{font-size:17px;font-weight:600}
.deflist .d p{font-size:14.5px;color:var(--muted);margin-top:4px}

/* construction */
.clearbox{position:relative;background:#f5f5f7;border-radius:18px;padding:56px;display:flex;align-items:center;justify-content:center;min-height:260px;overflow:hidden}
.clearbox .frame{position:relative;padding:52px}
.clearbox .frame::before{content:"";position:absolute;inset:0;border:1.5px dashed rgba(1,116,231,.55);border-radius:6px}
.clearbox .frame img{max-width:230px;display:block;position:relative;z-index:2}
.clearbox .x{position:absolute;font-size:11px;font-weight:700;color:var(--blue);background:#fff;padding:1px 6px;border-radius:4px;border:1px solid rgba(1,116,231,.3)}
.specs{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin-top:22px}
.spec{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px}
.spec .num{font-size:30px;font-weight:800;letter-spacing:-.03em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.spec .lb{font-size:12px;color:var(--muted);letter-spacing:.1em;text-transform:uppercase;margin-top:6px}
.minsizes{display:flex;gap:40px;align-items:flex-end;flex-wrap:wrap;margin-top:10px}
.minsizes .m{text-align:center}
.minsizes .m .box{background:radial-gradient(120% 120% at 30% 0%,#141420,#050507);border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;justify-content:center;padding:16px}
.minsizes .m img{display:block}
.minsizes .m span{display:block;font-size:12px;color:var(--muted);margin-top:10px;letter-spacing:.08em}

/* misuse */
.dogrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:18px;margin-top:26px}
.mis{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--panel)}
.mis .art{height:130px;display:flex;align-items:center;justify-content:center;background:radial-gradient(120% 120% at 30% 0%,#141420,#050507);position:relative}
.mis .art img{max-width:66%;max-height:74px}
.mis .cap{padding:14px 16px;display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--muted-2)}
.mis .cap .ic{flex:0 0 auto;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800}
.mis.bad .cap .ic{background:rgba(255,64,64,.15);color:#ff5a5a}
.mis.good .cap .ic{background:rgba(46,204,113,.15);color:#39d98a}
.mis.bad .art::after{content:"✕";position:absolute;top:8px;right:10px;color:#ff5a5a;font-size:14px;font-weight:800;opacity:.8}

/* color */
.swatches{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;margin-top:26px}
.sw{border:1px solid var(--line);border-radius:18px;overflow:hidden;cursor:pointer;transition:.3s;background:var(--panel)}
.sw:hover{transform:translateY(-4px);border-color:var(--line-2)}
.sw .fill{height:150px;position:relative}
.sw .fill .copy{position:absolute;top:12px;right:12px;font-size:10px;letter-spacing:.1em;text-transform:uppercase;
  background:rgba(0,0,0,.35);color:#fff;padding:5px 9px;border-radius:100px;opacity:0;transition:.3s;backdrop-filter:blur(6px)}
.sw:hover .fill .copy{opacity:1}
.sw .info{padding:18px 20px}
.sw .info .nm{font-size:16px;font-weight:600}
.sw .info .rl{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-top:2px}
.sw .info .vals{margin-top:14px;display:flex;flex-direction:column;gap:5px;font-size:12.5px;color:var(--muted-2);font-variant-numeric:tabular-nums}
.sw .info .vals b{color:#fff;font-weight:600;display:inline-block;width:44px}
.gradband{margin-top:22px;border-radius:18px;overflow:hidden;border:1px solid var(--line)}
.gradband .bar{height:90px;background:var(--grad)}
.gradband .cap{padding:18px 22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;background:var(--panel);font-size:13px;color:var(--muted-2)}
.gradband .cap b{color:#fff}
.proportion{display:flex;height:64px;border-radius:14px;overflow:hidden;margin-top:26px;border:1px solid var(--line)}
.proportion div{display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;letter-spacing:.08em}

/* typography */
.tf-hero{border:1px solid var(--line);border-radius:20px;background:radial-gradient(120% 120% at 20% 0%,#12121a,#050507);padding:clamp(30px,5vw,56px);margin-top:26px}
.tf-hero .big{font-size:clamp(72px,17vw,190px);font-weight:800;line-height:.86;letter-spacing:-.05em}
.tf-hero .sub{margin-top:18px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;color:var(--muted);font-size:13px;letter-spacing:.16em;text-transform:uppercase}
.weights{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1px;margin-top:22px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.weights .w{background:var(--panel);padding:22px 24px}
.weights .w .sample{font-size:34px;line-height:1}
.weights .w .name{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-top:12px}
.scale{margin-top:30px;display:flex;flex-direction:column;gap:2px;border-top:1px solid var(--line)}
.scale .row{display:grid;grid-template-columns:120px 1fr;gap:20px;align-items:baseline;padding:20px 0;border-bottom:1px solid var(--line)}
@media(max-width:640px){.scale .row{grid-template-columns:1fr}}
.scale .row .meta{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.scale .s-h1{font-size:clamp(30px,5vw,52px);font-weight:700;letter-spacing:-.03em}
.scale .s-h2{font-size:clamp(24px,3.4vw,34px);font-weight:600;letter-spacing:-.02em}
.scale .s-h3{font-size:22px;font-weight:500}
.scale .s-body{font-size:16px;font-weight:300;color:var(--muted-2)}
.scale .s-cap{font-size:12px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}

/* applications */
.apps{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:26px}
@media(max-width:820px){.apps{grid-template-columns:1fr}}
.app{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:var(--panel)}
.app .stage{padding:40px;min-height:250px;display:flex;align-items:center;justify-content:center;background:radial-gradient(130% 130% at 50% 0%,#101018,#050506)}
.app .lbl{padding:16px 22px;border-top:1px solid var(--line);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
/* business card mock */
.bizcard{width:300px;aspect-ratio:1.75/1;border-radius:14px;background:linear-gradient(135deg,#0b0b12,#050507);
  border:1px solid rgba(255,255,255,.12);box-shadow:0 30px 60px rgba(0,0,0,.5);padding:22px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
.bizcard::after{content:"";position:absolute;right:-40px;bottom:-40px;width:150px;height:150px;background:var(--grad);filter:blur(50px);opacity:.5}
.bizcard img{width:150px;position:relative;z-index:2}
.bizcard .ct{font-size:10.5px;color:var(--muted-2);line-height:1.7;position:relative;z-index:2}
.bizcard .ct b{color:#fff;display:block;font-size:12px;letter-spacing:.02em}
/* avatar */
.avatar{width:150px;height:150px;border-radius:32px;background:var(--grad);display:flex;align-items:center;justify-content:center;box-shadow:0 20px 50px rgba(144,61,255,.4)}
.avatar img{width:78px}
.avatar.circle{border-radius:50%}
.avset{display:flex;gap:24px;align-items:center;flex-wrap:wrap;justify-content:center}
/* ui mock */
.uimock{width:100%;max-width:340px;border-radius:16px;overflow:hidden;border:1px solid rgba(255,255,255,.12);background:#0b0b10}
.uimock .top{height:44px;background:#101018;display:flex;align-items:center;padding:0 16px;gap:8px;border-bottom:1px solid var(--line)}
.uimock .top img{height:16px}
.uimock .top .dots{margin-left:auto;display:flex;gap:6px}
.uimock .top .dots i{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.2)}
.uimock .body{padding:20px}
.uimock .hl{height:12px;border-radius:6px;background:var(--grad);width:70%}
.uimock .ln{height:8px;border-radius:6px;background:rgba(255,255,255,.1);margin-top:12px}
.uimock .ln.s{width:85%}.uimock .ln.t{width:60%}
.uimock .btn{margin-top:20px;height:34px;border-radius:9px;background:var(--grad);width:120px}
/* letterhead */
.letter{width:230px;aspect-ratio:1/1.414;background:#fff;border-radius:8px;box-shadow:0 30px 60px rgba(0,0,0,.5);padding:24px;position:relative;overflow:hidden}
.letter img{width:120px}
.letter .rule{height:3px;width:100%;background:var(--grad);border-radius:3px;margin:16px 0}
.letter .txt{height:6px;border-radius:4px;background:#e3e3e8;margin-top:8px}
.letter .txt.a{width:90%}.letter .txt.b{width:78%}.letter .txt.c{width:84%}
.letter .foot{position:absolute;bottom:18px;left:24px;right:24px;height:4px;background:#ececf0;border-radius:3px}

/* app icons */
.appicons{display:flex;gap:22px;flex-wrap:wrap;margin-top:20px}
.appicons figure{text-align:center}
.appicons img{width:118px;height:118px;border-radius:26px;display:block;box-shadow:0 16px 40px rgba(0,0,0,.5)}
.appicons figcaption{margin-top:12px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.appic{width:130px;height:130px;box-shadow:0 20px 50px rgba(144,61,255,.32)}
.appic.sq{border-radius:30px}
.appic.ci{border-radius:50%}

/* voice */
.voice{display:grid;grid-template-columns:1fr 1fr;gap:1px;margin-top:26px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}
@media(max-width:640px){.voice{grid-template-columns:1fr}}
.voice .col{background:var(--panel);padding:30px}
.voice .col h4{font-size:12px;letter-spacing:.16em;text-transform:uppercase;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.voice .yes h4{color:#39d98a}.voice .no h4{color:#ff5a5a}
.voice ul{list-style:none;display:flex;flex-direction:column;gap:13px}
.voice li{font-size:14.5px;color:var(--muted-2);padding-left:22px;position:relative;line-height:1.5}
.voice .yes li::before{content:"✓";position:absolute;left:0;color:#39d98a;font-weight:800}
.voice .no li::before{content:"✕";position:absolute;left:0;color:#ff5a5a;font-weight:800}
.contact{margin-top:50px;border:1px solid var(--line);border-radius:22px;overflow:hidden;background:radial-gradient(130% 130% at 50% 0%,#101018,#060608)}
.contact .top{padding:clamp(34px,5vw,56px);display:flex;flex-direction:column;align-items:flex-start;gap:26px}
.contact .top img{width:min(360px,80%)}
.contact .links{display:flex;flex-wrap:wrap;gap:14px;margin-top:6px}
.contact .links a{border:1px solid var(--line-2);border-radius:100px;padding:12px 22px;font-size:14px;color:#fff;text-decoration:none;transition:.3s;font-weight:400}
.contact .links a:hover{background:var(--grad);border-color:transparent}
.contact .bar{height:6px;background:var(--grad)}
.foot{padding:40px 0 80px;text-align:center;color:var(--muted);font-size:12px;letter-spacing:.1em}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.cue,.scrollcue i{animation:none}}

.copytoast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--grad);
  color:#fff;padding:12px 22px;border-radius:100px;font-size:13px;font-weight:500;opacity:0;transition:.3s;z-index:300;pointer-events:none;box-shadow:0 12px 30px rgba(144,61,255,.4)}
.copytoast.show{opacity:1;transform:translateX(-50%) translateY(0)}

@media(max-width:960px){.spine{display:none}nav.idx{display:none}}

/* ============================================================
   Ajustes de responsividad (updates.css) — afinados por Grafica
   Se aplican al final para sobrescribir las reglas base.
   ============================================================ */
body {
  text-wrap: pretty;
  text-wrap-style: pretty;
}

#c03 .clearbox {
    max-width: 445px;
}

#c03 .platecap {
  max-width: 445px;
}

#c03 .clearbox .frame img {
  width: 230px;
  max-width: 100%;
}

#c03 .clearbox .x {
  background: transparent;
  border: none;
}

#c03 .clearbox .x:first-child {
  top: 20px !important;
}

#c03 .clearbox .x:nth-child(2) {
  left: 18px !important;
}

@media(max-width: 960px) {
  #c05 .proportion {
    flex-direction: column;
    height: auto;
  }

  #c05 .proportion div:first-child {
    min-height: 120px;
  }

  #c05 .proportion div:nth-child(2) {
    min-height: 50px;
  }

  #c05 .proportion div:nth-child(3) {
    min-height: 30px;
  }
}

@media(max-width: 640px) {
  #c01 .wrap .mv {
    grid-template-columns: 1fr;
  }
}

@media(max-width: 525px) {
  #c03 .clearbox {
    min-height: 240px;
  }
}

@media (max-width: 425px) {
  #c03 .clearbox {
      min-height: 220px;
  }

  #c03 .clearbox .frame {
      padding: 7vw;
  }
}