/* ============================================================
   PLATAFORMA CONTENIDO CON IA — Estilo Club de la IA
   Receta: negro puro + verde señal #13cc0a
   Tipos: Coolvetica (títulos) + Inter (cuerpo) + mono (detalles)
   ============================================================ */

/* ---------- Tokens (receta oficial) ---------- */
:root{
  --signal:#13cc0a; --signal-dim:#0fa008; --bronze:#0e8a08;
  --carbon:#f0f2ef; --graphite:#a6ada4; --slate:#71786f;
  --fog:#161a15; --mist:#000000; --chalk:#242a22; --paper:#121511;
  --line:rgba(180,220,170,0.09);
  --poly:'Coolvetica','PolySans','Space Grotesk',ui-sans-serif,system-ui,sans-serif;
  --inter:'Inter',ui-sans-serif,system-ui,sans-serif;
  --mono:ui-monospace,"SF Mono","Cascadia Code","JetBrains Mono",Menlo,Consolas,monospace;
  --sh:0 1px 2px rgba(0,0,0,0.5), 0 10px 34px rgba(0,0,0,0.4);
  --sh-hi:0 2px 6px rgba(0,0,0,0.55), 0 18px 50px rgba(0,0,0,0.55);
  --glow:0 0 0 1px rgba(19,204,10,0.35), 0 0 24px rgba(19,204,10,0.35);
  --ease:cubic-bezier(.22,.68,0,1);
  --maxw:1200px;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
*{margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
html,body{overflow-x:hidden;overflow-x:clip}
body{
  font-family:var(--inter);
  background:var(--mist);
  color:var(--carbon);
  font-size:16px;
  line-height:1.5;
  min-height:100vh;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
::selection{background:var(--signal);color:#06180b}

/* ---------- Ambiente (siempre presente) ---------- */
.bgglow{position:fixed;inset:0;z-index:-3;pointer-events:none;
  background:
    radial-gradient(52% 38% at 50% -6%, rgba(19,204,10,0.16), transparent 65%),
    radial-gradient(40% 34% at 88% 96%, rgba(19,204,10,0.10), transparent 60%);
}
.bgdots{position:fixed;inset:0;z-index:-2;pointer-events:none;
  background-image:radial-gradient(rgba(80,170,70,0.17) 1px, transparent 1.5px);
  background-size:23px 23px;background-position:-6px -6px;
  -webkit-mask-image:radial-gradient(70% 60% at 50% 20%, #000 0%, rgba(0,0,0,0.4) 60%, transparent 100%);
  mask-image:radial-gradient(70% 60% at 50% 20%, #000 0%, rgba(0,0,0,0.4) 60%, transparent 100%);
}
.spotlight{position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:radial-gradient(330px circle at var(--mx,50%) var(--my,30%), rgba(19,204,10,0.17), transparent 70%);
}
#prog{position:fixed;top:0;left:0;height:2px;width:0;background:var(--signal);z-index:300;
  box-shadow:0 0 10px rgba(19,204,10,0.7)}

/* Cursor personalizado (solo desktop con puntero fino) */
.cur-dot,.cur-ring{position:fixed;top:0;left:0;pointer-events:none;z-index:400;border-radius:50%;
  transform:translate(-50%,-50%);display:none}
.cur-dot{width:7px;height:7px;background:var(--signal);box-shadow:0 0 10px rgba(19,204,10,0.8)}
.cur-ring{width:34px;height:34px;border:1.5px solid rgba(19,204,10,0.55);
  transition:width .25s var(--ease),height .25s var(--ease),border-color .25s}
.cur-ring.big{width:56px;height:56px;border-color:rgba(19,204,10,0.9)}
@media(pointer:fine){
  body{cursor:none}
  a,button,input{cursor:none}
  .cur-dot,.cur-ring{display:block}
}

/* ---------- Layout base ---------- */
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 28px}
section{position:relative}
.section-pad{padding:clamp(64px,10vw,120px) 0}
.page-top{padding-top:clamp(120px,16vh,170px)}

/* ---------- Tipografía ---------- */
.display{font-family:var(--poly);font-weight:400;line-height:1.05;letter-spacing:-0.02em}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:13px;color:var(--graphite);font-weight:500;
}
.eyebrow .pip{width:7px;height:7px;border-radius:50%;background:var(--signal);
  box-shadow:0 0 8px rgba(19,204,10,0.9),0 0 18px rgba(19,204,10,0.5);
  animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.section-title{
  font-family:var(--poly);font-weight:400;
  font-size:clamp(28px,4vw,40px);line-height:1.08;letter-spacing:-0.02em;
}
.section-lead{color:var(--graphite);font-size:clamp(15px,1.6vw,17px);max-width:62ch;margin-top:14px}
.section-head{margin-bottom:clamp(34px,5vw,56px)}
.section-head .eyebrow{margin-bottom:14px}
.ord{font-family:var(--mono);font-size:13px;color:var(--signal);letter-spacing:.04em;display:block;margin-bottom:10px}

/* Texto shimmer (palabras clave y cifras) */
.grad-text{
  background:linear-gradient(90deg,#fff 0%,var(--signal) 50%,#fff 100%);
  background-size:200% auto;-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;animation:gradShift 5.5s linear infinite;
}
@keyframes gradShift{to{background-position:200% center}}

/* Chip de acento en títulos */
.hl-chip{
  display:inline-block;padding:.04em .28em .02em;border-radius:12px;
  background:linear-gradient(100deg,var(--signal),#3ee636,var(--signal));background-size:200% auto;
  color:#06180b;transform:rotate(-1.6deg);animation:chipShine 5s linear infinite, chipFloat 5s ease-in-out infinite;
}
@keyframes chipShine{to{background-position:200% center}}
@keyframes chipFloat{0%,100%{transform:rotate(-1.6deg) translateY(0)}50%{transform:rotate(-1.6deg) translateY(-3px)}}

/* ---------- Nav pill ---------- */
.nav{
  position:fixed;top:14px;left:50%;transform:translateX(-50%);z-index:100;
  display:flex;align-items:center;gap:18px;
  padding:9px 12px 9px 20px;border-radius:200px;
  background:rgba(16,20,15,0.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);box-shadow:var(--sh);
  width:auto;max-width:calc(100vw - 28px);white-space:nowrap;
}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--poly);font-size:17px;letter-spacing:.01em}
.brand-mark{
  width:28px;height:28px;border-radius:50%;
  background:var(--signal);color:#06180b;
  display:grid;place-items:center;font-family:var(--poly);font-size:13px;
  box-shadow:0 0 14px rgba(19,204,10,0.5);
}
.brand small{display:block;font-family:var(--mono);font-weight:400;font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--slate);line-height:1.2}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links a{
  padding:8px 14px;border-radius:200px;font-size:14px;font-weight:500;
  color:var(--graphite);transition:color .25s,background .25s;
}
.nav-links a:hover{color:var(--carbon);background:rgba(255,255,255,0.05)}
.nav-links a.active{color:var(--signal)}
.nav-cta{
  padding:9px 18px !important;border-radius:200px;background:var(--signal);color:#06180b !important;
  font-weight:600 !important;transition:transform .25s var(--ease),box-shadow .25s;
}
.nav-cta:hover{transform:translateY(-1px);box-shadow:var(--glow);background:var(--signal) !important}
.nav-cta:active{transform:scale(.96)}
.nav-toggle{display:none;width:38px;height:38px;border-radius:50%;border:1px solid var(--line);place-items:center}
.nav-toggle span{width:16px;height:2px;background:var(--carbon);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--carbon)}
.nav-toggle span::before{top:-5px}.nav-toggle span::after{top:5px}

/* ---------- Botones pill ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:200px;font-weight:600;font-size:15px;
  transition:transform .25s var(--ease),box-shadow .3s,border-color .3s,background .3s;
}
.btn:active{transform:scale(.96)}
.btn-primary{background:var(--signal);color:#06180b}
.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--glow)}
.btn-ghost{border:1px solid rgba(19,204,10,0.5);color:var(--carbon)}
.btn-ghost:hover{transform:translateY(-1px);border-color:var(--signal);color:var(--signal)}
.btn svg{transition:transform .3s var(--ease)}
.btn:hover svg{transform:translate(3px,-3px)}

/* ---------- HERO ---------- */
.hero{position:relative;padding-top:clamp(130px,18vh,190px);padding-bottom:clamp(64px,9vw,110px)}
.hero-glow{display:none}
.hero-badge{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 16px;border-radius:200px;
  border:1px solid rgba(19,204,10,0.3);background:rgba(19,204,10,0.08);
  font-family:var(--mono);font-size:11px;letter-spacing:.04em;text-transform:uppercase;
  color:var(--signal);margin-bottom:28px;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--signal);
  box-shadow:0 0 8px rgba(19,204,10,0.9),0 0 18px rgba(19,204,10,0.5);animation:pulse 2.4s infinite}
.hero h1{
  font-family:var(--poly);font-weight:400;
  font-size:clamp(46px,7.6vw,92px);line-height:1.02;letter-spacing:-0.02em;
  max-width:16ch;
}
.hero h1 .grad{
  background:linear-gradient(90deg,#fff 0%,var(--signal) 50%,#fff 100%);
  background-size:200% auto;-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;animation:gradShift 5.5s linear infinite;
}
.hero-sub{margin-top:26px;max-width:56ch;font-size:clamp(16px,1.9vw,19px);color:var(--graphite);line-height:1.55}
.hero-actions{margin-top:38px;display:flex;gap:13px;flex-wrap:wrap}
.hero-meta{margin-top:52px;display:flex;gap:44px;flex-wrap:wrap}
.hero-meta .item .n{font-family:var(--poly);font-size:38px;line-height:1;color:var(--carbon)}
.hero-meta .item .l{font-family:var(--mono);color:var(--slate);font-size:11px;margin-top:7px;letter-spacing:.04em;text-transform:uppercase}
.hero-teachers{margin-top:42px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;color:var(--graphite);font-size:14px}
.hero-teachers b{color:var(--carbon);font-weight:600}
.hero-teachers .sep{width:1px;height:22px;background:var(--chalk)}

/* ---------- Cards ---------- */
.card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:var(--sh);
  transition:transform .35s var(--ease),border-color .35s,box-shadow .35s;
}
.card:hover{border-color:rgba(19,204,10,0.3);box-shadow:var(--sh-hi)}

/* ---------- CLASES ---------- */
.classes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:20px}
.class-card{overflow:hidden;display:flex;flex-direction:column}
.class-card:hover{transform:translateY(-3px)}
.class-thumb{position:relative;aspect-ratio:16/9;background:var(--fog);overflow:hidden;cursor:pointer}
.class-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.class-card:hover .class-thumb img{transform:scale(1.05)}
.class-thumb .ph{width:100%;height:100%;display:grid;place-items:center;
  background:radial-gradient(60% 80% at 50% 30%, rgba(19,204,10,0.08), transparent), var(--fog);color:var(--slate)}
.class-thumb .num{
  position:absolute;top:12px;left:12px;z-index:3;
  font-family:var(--mono);font-size:10px;letter-spacing:.06em;text-transform:uppercase;
  padding:5px 12px;border-radius:200px;background:rgba(0,0,0,0.7);
  backdrop-filter:blur(8px);border:1px solid rgba(19,204,10,0.3);color:var(--signal);
}
.class-thumb .lock{
  position:absolute;inset:0;z-index:4;display:none;place-items:center;
  background:rgba(0,0,0,0.66);backdrop-filter:blur(3px);color:var(--graphite);font-size:14px;gap:8px;flex-direction:column;
}
.class-card.locked .lock{display:grid}
.play-btn{
  position:absolute;z-index:3;left:50%;top:50%;transform:translate(-50%,-50%);
  width:74px;height:74px;border-radius:50%;
  background:rgba(19,204,10,0.14);backdrop-filter:blur(6px);
  border:1px solid rgba(19,204,10,0.5);color:#fff;
  display:grid;place-items:center;
  animation:breathe 2.6s ease-in-out infinite;
  transition:background .3s,box-shadow .3s;
}
@keyframes breathe{0%,100%{transform:translate(-50%,-50%) scale(1)}50%{transform:translate(-50%,-50%) scale(.9)}}
.play-btn::after{content:"";position:absolute;inset:-1px;border-radius:50%;border:1px solid rgba(19,204,10,0.6);
  animation:ping 2.6s ease-out infinite}
@keyframes ping{0%{transform:scale(1);opacity:.8}100%{transform:scale(1.55);opacity:0}}
.class-thumb:hover .play-btn{background:rgba(19,204,10,0.3);box-shadow:var(--glow)}
.class-body{padding:22px;display:flex;flex-direction:column;gap:11px;flex:1}
.class-body .date{font-family:var(--mono);font-size:11px;color:var(--signal);letter-spacing:.06em;text-transform:uppercase}
.class-body h3{font-family:var(--poly);font-weight:400;font-size:20px;line-height:1.15;letter-spacing:-0.01em}
.class-body p{color:var(--graphite);font-size:14px;line-height:1.5}
.class-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:2px}
.tag{font-family:var(--mono);font-size:10px;letter-spacing:.04em;text-transform:uppercase;
  padding:4px 11px;border-radius:200px;background:rgba(19,204,10,0.1);border:1px solid rgba(19,204,10,0.3);color:var(--signal)}
.class-mats{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:8px}
.mat-link{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--graphite);
  padding:6px 13px;border-radius:200px;border:1px solid var(--chalk);transition:color .25s,border-color .25s}
.mat-link:hover{color:var(--signal);border-color:rgba(19,204,10,0.5)}

/* Modal de video */
.modal{position:fixed;inset:0;z-index:200;display:none;place-items:center;padding:24px;
  background:rgba(0,0,0,0.88);backdrop-filter:blur(10px)}
.modal.open{display:grid;animation:fade .3s ease}
@keyframes fade{from{opacity:0}to{opacity:1}}
.modal-inner{width:min(1000px,100%)}
.modal-video{position:relative;aspect-ratio:16/9;border-radius:16px;overflow:hidden;
  border:1px solid rgba(19,204,10,0.3);background:#000;box-shadow:var(--sh-hi)}
.modal-video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.modal-close{position:absolute;top:-52px;right:0;width:42px;height:42px;border-radius:50%;
  border:1px solid var(--chalk);background:var(--paper);display:grid;place-items:center;transition:background .25s,color .25s}
.modal-close:hover{background:var(--signal);color:#06180b}
.modal-foot{margin-top:18px;display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap}
.modal-title{font-family:var(--poly);font-size:19px}
.modal-dl{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:200px;
  border:1px solid rgba(19,204,10,0.45);background:rgba(19,204,10,0.08);color:var(--signal);
  font-size:13px;font-weight:600;transition:background .25s,transform .2s}
.modal-dl:hover{background:rgba(19,204,10,0.16);transform:translateY(-1px)}
/* Enlace de descarga en la tarjeta */
.mat-link.mat-dl{color:var(--signal);border-color:rgba(19,204,10,0.45);background:rgba(19,204,10,0.06)}
.mat-link.mat-dl:hover{background:rgba(19,204,10,0.14)}

/* ---------- GUÍA DE HERRAMIENTAS ---------- */
.guide-controls{display:flex;flex-direction:column;gap:18px;margin-bottom:38px}
.search-box{position:relative}
.search-box input{
  width:100%;padding:15px 20px 15px 52px;border-radius:200px;
  background:var(--paper);border:1px solid var(--line);color:var(--carbon);
  font-family:inherit;font-size:15px;transition:border-color .25s,box-shadow .25s;
}
.search-box input:focus{outline:none;border-color:rgba(19,204,10,0.5);box-shadow:0 0 0 3px rgba(19,204,10,0.12)}
.search-box input::placeholder{color:var(--slate)}
.search-box svg{position:absolute;left:20px;top:50%;transform:translateY(-50%);color:var(--slate)}
.filters{display:flex;flex-wrap:wrap;gap:9px}
.filter-chip{
  padding:9px 17px;border-radius:200px;border:1px solid var(--chalk);
  background:var(--paper);color:var(--graphite);font-size:13px;font-weight:500;
  transition:all .25s var(--ease);display:inline-flex;align-items:center;gap:8px;
}
.filter-chip:hover{color:var(--carbon);border-color:rgba(19,204,10,0.4)}
.filter-chip:active{transform:scale(.96)}
.filter-chip.active{background:var(--signal);color:#06180b;border-color:var(--signal);font-weight:600}
.filter-chip .count{font-family:var(--mono);font-size:10px;opacity:.7}

/* Acordeón de herramientas agrupado por categoría */
.tcat{margin-bottom:34px}
.tcat-head{margin-bottom:12px}
.tcat-head .ord{margin-bottom:0}
.tool-row{
  background:var(--paper);border:1px solid var(--line);border-radius:14px;
  margin-bottom:10px;overflow:hidden;box-shadow:var(--sh);
  transition:border-color .3s;
}
.tool-row:hover{border-color:rgba(19,204,10,0.3)}
.tool-row.open{border-color:rgba(19,204,10,0.4)}
.tool-row.hidden{display:none}
.tool-sum{
  display:flex;width:100%;align-items:center;gap:14px;
  padding:16px 20px;text-align:left;
}
.tool-id{flex:1;min-width:0;display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.tool-name{font-family:var(--poly);font-weight:400;font-size:20px;letter-spacing:-0.01em;line-height:1.1}
.tool-cat{font-family:var(--mono);font-size:10px;color:var(--slate);text-transform:uppercase;letter-spacing:.1em}
.tool-tag{font-size:13px;font-weight:600;color:var(--graphite)}
.tl-label{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--signal);margin-top:4px}
.tl-label.con{color:var(--slate)}
.plats{display:flex;flex-direction:column;gap:8px}
.plat-list{display:flex;flex-wrap:wrap;gap:8px}
.plat-link{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--signal);
  padding:7px 14px;border-radius:200px;border:1px solid rgba(19,204,10,0.35);background:rgba(19,204,10,0.06);
  transition:background .25s,transform .25s var(--ease)}
.plat-link:hover{background:rgba(19,204,10,0.14);transform:translateY(-1px)}
.tcat-nota{display:inline-flex;align-items:center;gap:8px;margin-top:4px;
  font-size:13.5px;font-weight:600;color:var(--signal);
  padding:10px 18px;border-radius:200px;border:1px dashed rgba(19,204,10,0.4);transition:background .25s}
.tcat-nota:hover{background:rgba(19,204,10,0.08)}
.rank-badge{
  flex-shrink:0;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  font-size:16px;background:rgba(19,204,10,0.08);border:1px solid rgba(19,204,10,0.3);
}
.rank-badge.gold{background:rgba(19,204,10,0.16);border-color:rgba(19,204,10,0.55);box-shadow:0 0 16px rgba(19,204,10,0.25)}
.rank-badge.silver{background:rgba(19,204,10,0.08);border-color:rgba(19,204,10,0.35)}
.rank-badge.bronze{background:rgba(19,204,10,0.05);border-color:rgba(19,204,10,0.25)}
.plus{
  flex-shrink:0;width:30px;height:30px;border-radius:50%;
  border:1px solid var(--chalk);display:grid;place-items:center;
  color:var(--graphite);font-size:17px;line-height:1;
  transition:transform .3s var(--ease),color .3s,border-color .3s;
}
.tool-row.open .plus{transform:rotate(45deg);color:var(--signal);border-color:rgba(19,204,10,0.5)}
.tool-det{max-height:0;overflow:hidden;transition:max-height .45s var(--ease)}
.tool-row.open .tool-det{max-height:640px}
.tool-det-inner{padding:2px 20px 20px;display:flex;flex-direction:column;gap:14px;border-top:1px solid var(--line);padding-top:16px}
.tool-desc{color:var(--graphite);font-size:14px;line-height:1.55}
.tool-desc b{color:var(--carbon)}
.tool-lists{display:flex;flex-direction:column;gap:9px}
.tl-row{display:flex;gap:9px;font-size:13.5px;line-height:1.45}
.tl-row .ic{flex-shrink:0;margin-top:2px}
.tl-row.pro .ic{color:var(--signal)}
.tl-row.con .ic{color:var(--slate)}
.tl-row span{color:var(--graphite)}
.tool-chips{display:flex;flex-wrap:wrap;gap:7px}
.avail{font-family:var(--mono);font-size:10px;letter-spacing:.04em;padding:4px 11px;border-radius:200px;
  border:1px solid var(--chalk);color:var(--graphite);display:inline-flex;align-items:center;gap:5px}
.avail.yes{border-color:rgba(19,204,10,0.35);background:rgba(19,204,10,0.08);color:var(--signal)}
.tool-foot{padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:flex-end;gap:12px}
.tool-price{font-size:13px;color:var(--slate)}
.tool-price b{color:var(--carbon);font-weight:600}
.tool-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:14px;color:var(--signal);transition:gap .25s}
.tool-link:hover{gap:10px}
@media(max-width:640px){
  .tool-sum{padding:14px 16px}
  .tool-name{font-size:18px}
  .tool-id{gap:8px}
}

.no-results{text-align:center;padding:60px 20px;color:var(--slate);grid-column:1/-1}

/* ---------- SELECTOR DE NECESIDAD ---------- */
.picker{
  border-radius:16px;border:1px solid var(--line);
  background:var(--paper);box-shadow:var(--sh);
  padding:clamp(28px,5vw,46px);overflow:hidden;position:relative;
}
.picker::before{content:"";position:absolute;top:-50%;right:-10%;width:420px;height:420px;
  background:radial-gradient(circle, rgba(19,204,10,0.10), transparent 70%);filter:blur(40px)}
.picker h3{font-family:var(--poly);font-weight:400;font-size:clamp(24px,3vw,32px);letter-spacing:-0.01em;position:relative}
.picker p.sub{color:var(--graphite);margin-top:8px;margin-bottom:26px;position:relative;font-size:15px}
.need-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:11px;position:relative}
.need-btn{
  text-align:left;padding:16px;border-radius:12px;border:1px solid var(--chalk);
  background:var(--fog);transition:all .25s var(--ease);display:flex;flex-direction:column;gap:6px;
}
.need-btn:hover{transform:translateY(-3px);border-color:rgba(19,204,10,0.4)}
.need-btn:active{transform:scale(.96)}
.need-btn.active{border-color:var(--signal);background:rgba(19,204,10,0.08);box-shadow:0 0 16px rgba(19,204,10,0.15)}
.need-ic{width:46px;height:46px;border-radius:50%;overflow:hidden;display:block;flex-shrink:0}
.need-ic img{width:100%;height:100%;object-fit:cover;transform:scale(1.18)}
.need-btn .lbl{font-weight:500;font-size:14px}
.picker-result{margin-top:24px;position:relative;min-height:10px}
.picker-answer{
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
  padding:22px;border-radius:12px;border:1px solid rgba(19,204,10,0.5);
  background:rgba(19,204,10,0.07);animation:fade .4s var(--ease);
}
.picker-answer .arrow{color:var(--signal)}
.picker-answer .rec{font-family:var(--poly);font-size:24px}
.picker-answer .why{color:var(--graphite);font-size:14px;flex:1;min-width:200px}
.picker-answer .go{margin-left:auto;padding:10px 20px;font-size:14px}

/* ---------- Recursos ---------- */
.split{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}
.res-card{padding:28px;display:flex;flex-direction:column;gap:13px}
.res-card:hover{transform:translateY(-3px)}
.res-card .ic-wrap{width:56px;height:56px;border-radius:50%;overflow:hidden}
.res-card .ic-wrap img{width:100%;height:100%;object-fit:cover;transform:scale(1.18)}
.res-card h3{font-family:var(--poly);font-weight:400;font-size:21px}
.res-card p{color:var(--graphite);font-size:14px}
.res-card .res-go{margin-top:auto;padding-top:10px;color:var(--signal);font-weight:600;font-size:14px;
  display:inline-flex;gap:6px;align-items:center;transition:gap .25s}
.res-card:hover .res-go{gap:10px}

/* ---------- Recursos por clase ---------- */
.rc-block{margin-bottom:38px}
.rc-head{margin-bottom:14px;display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}
.rc-head .ord{margin-bottom:0}
.rc-head h3{font-family:var(--poly);font-weight:400;font-size:clamp(19px,2.4vw,24px);letter-spacing:-0.01em}
.rc-empty{color:var(--slate);font-size:14px;padding:18px 20px;border:1px dashed var(--chalk);border-radius:14px}
.rc-pending .rc-head{opacity:.55}

/* ---------- Ejemplos: los modelos en acción ---------- */
#ejemplos-root{margin-bottom:52px}
.ej-bloque{margin-bottom:44px}
.ej-titulo{font-family:var(--poly);font-weight:400;font-size:clamp(19px,2.6vw,25px);letter-spacing:-0.01em;margin-bottom:10px}
.ej-prompt{font-size:13.5px;color:var(--graphite);margin-bottom:18px;max-width:80ch;line-height:1.5;
  padding:12px 16px;border-left:2px solid var(--signal);background:rgba(19,204,10,0.05);border-radius:0 10px 10px 0}
.ej-prompt span{font-family:var(--mono);font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--signal);display:block;margin-bottom:4px}
.ej-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.ej-card{overflow:hidden;margin:0}
.ej-card:hover{transform:translateY(-3px)}
.ej-media{aspect-ratio:16/9;background:var(--fog);position:relative}
.ej-media img,.ej-media video{width:100%;height:100%;object-fit:cover;display:block}
.ej-pendiente{display:grid;place-items:center;border-bottom:1px dashed var(--chalk)}
.ej-pendiente span{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--slate)}
.ej-card figcaption{padding:14px 16px;display:flex;flex-direction:column;gap:4px}
.ej-modelo{font-family:var(--poly);font-size:17px}
.ej-nota{color:var(--graphite);font-size:13px;line-height:1.45}

/* ---------- Todo lo que incluye ---------- */
.inc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}
.inc-card{padding:22px;display:flex;gap:16px;align-items:flex-start}
.inc-card:hover{transform:translateY(-3px)}
.inc-ic{flex-shrink:0;width:48px;height:48px;border-radius:50%;overflow:hidden}
.inc-ic img{width:100%;height:100%;object-fit:cover;transform:scale(1.18)}
.inc-card h3{font-family:var(--poly);font-weight:400;font-size:18px;line-height:1.15;margin-bottom:6px}
.inc-card p{color:var(--graphite);font-size:13.5px;line-height:1.5}

/* ---------- Páginas tipo artículo (resumen, glosario) ---------- */
.article{max-width:820px}
.article .back{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--signal);margin-bottom:26px}
.article-head{margin-bottom:40px}
.article-head .eyebrow{margin-bottom:14px}
.article-head h1{font-family:var(--poly);font-weight:400;font-size:clamp(32px,5.5vw,54px);line-height:1.03;letter-spacing:-0.02em}
.article-head .lead{color:var(--graphite);font-size:clamp(16px,2vw,19px);line-height:1.5;margin-top:16px;max-width:60ch}
.article h2{font-family:var(--poly);font-weight:400;font-size:clamp(22px,3.2vw,30px);letter-spacing:-0.01em;
  margin:46px 0 16px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.article h2 .n{font-family:var(--mono);font-size:0.55em;color:var(--signal);margin-right:10px;letter-spacing:.04em}
.article h3{font-family:var(--poly);font-weight:400;font-size:19px;margin:26px 0 8px;color:var(--carbon)}
.article p{color:var(--graphite);font-size:15.5px;line-height:1.65;margin:12px 0}
.article strong,.article b{color:var(--carbon);font-weight:600}
.article ul{list-style:none;margin:14px 0;display:flex;flex-direction:column;gap:11px}
.article ul li{position:relative;padding-left:26px;color:var(--graphite);font-size:15.5px;line-height:1.55}
.article ul li::before{content:"";position:absolute;left:4px;top:9px;width:7px;height:7px;border-radius:2px;
  background:var(--signal);transform:rotate(45deg)}
.article a.inline{color:var(--signal);text-decoration:underline;text-underline-offset:3px}
.callout{margin:22px 0;padding:20px 22px;border-radius:14px;border:1px solid var(--line);
  background:var(--paper);display:flex;gap:14px}
.callout .cico{flex-shrink:0;font-size:20px;line-height:1.2}
.callout.key{border-color:rgba(19,204,10,0.35);background:rgba(19,204,10,0.05)}
.callout .ct{font-size:15px;line-height:1.6;color:var(--graphite)}
.callout .ct b{color:var(--carbon)}
/* Términos del glosario */
.terms{display:flex;flex-direction:column;gap:2px;margin-top:10px}
.term{padding:18px 0;border-bottom:1px solid var(--line)}
.term dt{font-family:var(--poly);font-weight:400;font-size:19px;color:var(--carbon);margin-bottom:5px}
.term dt .en{font-family:var(--mono);font-size:11px;color:var(--slate);letter-spacing:.04em;margin-left:8px}
.term dd{color:var(--graphite);font-size:15px;line-height:1.6}
.term dd b{color:var(--carbon)}
.homework{margin-top:18px;padding:24px;border-radius:16px;border:1px dashed rgba(19,204,10,0.45);background:rgba(19,204,10,0.04)}
.homework h3{margin-top:0;color:var(--signal)}

/* ---------- PASO A PASO (tarjetas por clase + vista de detalle) ---------- */
.pap-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.pap-card{padding:26px;display:flex;flex-direction:column;gap:14px;text-align:left;width:100%;
  align-items:flex-start}
.pap-card:hover{transform:translateY(-3px)}
.pap-card .ic-wrap{width:56px;height:56px;border-radius:50%;overflow:hidden}
.pap-card .ic-wrap img{width:100%;height:100%;object-fit:cover;transform:scale(1.18)}
.pap-card .ord{margin-bottom:0}
.pap-card h3{font-family:var(--poly);font-weight:400;font-size:21px;line-height:1.15;letter-spacing:-0.01em}
.pap-card p{color:var(--graphite);font-size:14px;line-height:1.5}
.pap-card .pap-count{display:flex;flex-wrap:wrap;gap:7px;margin-top:2px}
.pap-card .pap-go{margin-top:auto;padding-top:12px;color:var(--signal);font-weight:600;font-size:14px;
  display:inline-flex;align-items:center;gap:6px;transition:gap .25s}
.pap-card:hover .pap-go{gap:10px}
.pap-card.pap-vacia{opacity:.5;cursor:default}
.pap-card.pap-vacia:hover{transform:none;border-color:var(--line);box-shadow:var(--sh)}

.pap-detail{max-width:880px}
.pap-detail[hidden]{display:none}
.pap-bloque{margin:40px 0}
.pap-bloque-head{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:6px}
.pap-kind{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;
  padding:4px 10px;border-radius:200px;border:1px solid rgba(19,204,10,0.35);
  background:rgba(19,204,10,0.07);color:var(--signal);white-space:nowrap}
.pap-kind.tip{border-color:var(--chalk);background:var(--paper);color:var(--slate)}
.pap-bloque h3{font-family:var(--poly);font-weight:400;font-size:clamp(20px,2.8vw,26px);
  letter-spacing:-0.01em;line-height:1.15}
.pap-para{color:var(--graphite);font-size:15px;line-height:1.6;margin:10px 0 6px;max-width:70ch}
.pap-para b{color:var(--carbon);font-weight:600}

/* Pasos numerados */
.pasos{list-style:none;margin:20px 0 0;display:flex;flex-direction:column;gap:0;
  border-left:1px solid var(--chalk);padding-left:0}
.paso{position:relative;padding:0 0 26px 52px}
.paso:last-child{padding-bottom:4px}
.paso .pn{position:absolute;left:-16px;top:-2px;width:32px;height:32px;border-radius:50%;
  display:grid;place-items:center;font-family:var(--mono);font-size:12px;font-weight:600;
  background:var(--mist);border:1px solid rgba(19,204,10,0.45);color:var(--signal)}
.paso .pt{display:block;font-weight:600;font-size:16px;color:var(--carbon);line-height:1.35;margin-bottom:5px}
.paso .pd{color:var(--graphite);font-size:15px;line-height:1.65}
.paso .pd b{color:var(--carbon);font-weight:600}
.article code,.paso .pd code,.pap-para code,.callout code{font-family:var(--mono);font-size:.88em;
  background:var(--paper);border:1px solid var(--chalk);border-radius:6px;padding:2px 7px;color:var(--signal)}

/* Diagramas */
.pap-dia{margin:26px 0;padding:26px 22px;border-radius:16px;border:1px solid var(--line);
  background:var(--paper)}
.pap-dia-scroll{overflow-x:auto}
.pap-dia svg{width:100%;height:auto;min-width:520px;display:block;margin:0 auto}
.pap-dia figcaption{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  color:var(--slate);font-size:13.5px;line-height:1.55;text-align:center}
.dia-box{fill:#121511;stroke:#242a22}
.dia-box-on{fill:rgba(19,204,10,0.08);stroke:rgba(19,204,10,0.45)}
.dia-t{fill:#f0f2ef;font-family:'Inter',sans-serif;font-size:13px;font-weight:600}
.dia-s{fill:#a6ada4;font-family:'Inter',sans-serif;font-size:11.5px}
.dia-g{fill:#13cc0a;font-family:ui-monospace,monospace;font-size:11px;letter-spacing:.06em}
.dia-at{fill:#13cc0a;font-family:ui-monospace,monospace;font-size:13px;font-weight:600}
.dia-l{stroke:#3a4237;stroke-width:1.5;fill:none}
.dia-l-on{stroke:#13cc0a;stroke-width:1.5;fill:none}

/* Botón "Seguir esta receta" */
.pap-guiar{display:inline-flex;align-items:center;gap:9px;margin:14px 0 4px;padding:11px 20px;
  border-radius:200px;background:var(--signal);color:#06180b;font-size:14px;font-weight:600;
  transition:transform .2s,box-shadow .25s}
.pap-guiar:hover{transform:translateY(-1px);box-shadow:var(--glow)}
.pap-guiar:active{transform:scale(.97)}

/* Modo guiado: un paso por pantalla */
.guia{position:fixed;inset:0;z-index:500;display:none;flex-direction:column;
  background:var(--mist)}
.guia.open{display:flex}
.guia-top{display:flex;justify-content:space-between;align-items:center;gap:14px;
  padding:18px clamp(18px,4vw,40px)}
.guia-id{display:flex;flex-direction:column;gap:3px;min-width:0}
.guia-clase{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--signal)}
.guia-titulo{font-family:var(--poly);font-size:clamp(15px,2.4vw,19px);color:var(--carbon);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.guia-cerrar{flex-shrink:0;width:40px;height:40px;border-radius:50%;border:1px solid var(--chalk);
  display:grid;place-items:center;color:var(--graphite);font-size:15px;transition:all .2s}
.guia-cerrar:hover{border-color:var(--signal);color:var(--signal)}
.guia-prog{height:3px;background:var(--fog)}
.guia-prog i{display:block;height:100%;background:var(--signal);width:0;
  box-shadow:0 0 10px rgba(19,204,10,0.6);transition:width .45s var(--ease)}
.guia-cuerpo{flex:1;overflow-y:auto;display:flex;flex-direction:column;justify-content:center;
  gap:18px;padding:24px clamp(22px,6vw,60px);max-width:760px;width:100%;margin:0 auto}
.guia-cuerpo.anim{animation:guiaIn .35s var(--ease)}
@keyframes guiaIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.guia-num{font-family:var(--mono);font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--signal)}
.guia-t{font-family:var(--poly);font-weight:400;font-size:clamp(28px,5.5vw,46px);
  line-height:1.08;letter-spacing:-0.02em;color:var(--carbon)}
.guia-t code,.guia-d code{font-family:var(--mono);font-size:.85em;background:var(--paper);
  border:1px solid var(--chalk);border-radius:6px;padding:2px 8px;color:var(--signal)}
.guia-d{font-size:clamp(16px,2.4vw,19px);line-height:1.7;color:var(--graphite)}
.guia-d b{color:var(--carbon)}
.guia-ojo .callout{margin:0}
.guia-pie{display:flex;justify-content:space-between;align-items:center;gap:14px;
  padding:18px clamp(18px,4vw,40px) max(22px, env(safe-area-inset-bottom))}
.guia-pie .btn{font-size:15px;padding:13px 24px}
.guia-dots{display:flex;gap:7px;flex-wrap:wrap;justify-content:center}
.gd{width:9px;height:9px;border-radius:50%;background:var(--chalk);transition:all .3s}
.gd.done{background:var(--signal-dim)}
.gd.now{background:var(--signal);box-shadow:0 0 8px rgba(19,204,10,0.7);transform:scale(1.25)}
@media(max-width:520px){
  .guia-pie{flex-wrap:wrap}
  .guia-dots{order:-1;width:100%;padding-bottom:6px}
  .guia-pie .btn{flex:1;justify-content:center}
}

/* Capturas de pantalla anotadas (estilo "Genius Tips") */
.pap-cap{margin:26px 0;padding:0;border-radius:16px;border:1px solid var(--line);
  background:var(--paper);overflow:hidden}
.pap-cap-img{position:relative}
.pap-cap-img img{width:100%;display:block}
.pap-cap-img svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.cap-ring{fill:none;stroke:#13cc0a;stroke-width:4;
  filter:drop-shadow(0 0 6px rgba(19,204,10,0.55))}
.cap-pin{fill:#13cc0a;stroke:#06180b;stroke-width:2.5;
  filter:drop-shadow(0 2px 6px rgba(0,0,0,0.45))}
.cap-pin-t{fill:#06180b;font-family:'Inter',sans-serif;font-size:21px;font-weight:700}
.cap-leyenda{list-style:none;margin:0;padding:16px 20px 6px;display:flex;flex-direction:column;gap:10px}
.cap-leyenda li{display:flex;gap:12px;align-items:flex-start;color:var(--graphite);
  font-size:14px;line-height:1.5}
.cap-leyenda li span:last-child b{color:var(--carbon)}
.cap-n{flex-shrink:0;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;
  background:var(--signal);color:#06180b;font-family:var(--mono);font-size:12px;font-weight:700;margin-top:1px}
.pap-cap figcaption{padding:12px 20px 16px;border-top:1px solid var(--line);
  color:var(--slate);font-size:13px;line-height:1.5;margin-top:10px}

/* Tabla sí / no */
.pap-tabla{margin:22px 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px}
.pap-col{padding:20px;border-radius:14px;border:1px solid var(--line);background:var(--paper)}
.pap-col.si{border-color:rgba(19,204,10,0.35)}
.pap-col h4{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;
  margin-bottom:12px;color:var(--slate)}
.pap-col.si h4{color:var(--signal)}
.pap-col ul{list-style:none;display:flex;flex-direction:column;gap:9px;margin:0}
.pap-col ul li{color:var(--graphite);font-size:14px;line-height:1.5;padding-left:22px;position:relative}
.pap-col ul li::before{content:"✕";position:absolute;left:2px;top:0;width:auto;height:auto;
  background:none;transform:none;border-radius:0;color:var(--slate);font-size:12px}
.pap-col.si ul li::before{content:"✓";color:var(--signal)}

/* Footer de la vista de detalle */
.pap-nav{margin-top:56px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.pap-nav a{color:var(--signal);font-weight:600;font-size:14px}

@media(max-width:700px){
  .pap-dia{padding:18px 14px}
  .pap-dia::before{content:"→ Desliza el dibujo para verlo completo";display:block;margin-bottom:12px;
    font-family:var(--mono);font-size:9.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--slate)}
  .paso{padding-left:42px}
  .paso .pn{left:-16px;width:30px;height:30px}
  .pap-detail .article-head h1{font-size:clamp(28px,8vw,38px)}
}

/* ---------- Enlace al paso a paso dentro de la tarjeta de clase ---------- */
.class-paso{display:inline-flex;align-items:center;gap:8px;margin-top:4px;padding:9px 15px;
  border-radius:200px;border:1px solid rgba(19,204,10,0.4);background:rgba(19,204,10,0.07);
  color:var(--signal);font-size:13px;font-weight:600;align-self:flex-start;
  transition:background .25s,gap .25s,transform .2s}
.class-paso:hover{background:rgba(19,204,10,0.15);gap:11px;transform:translateY(-1px)}
.class-paso svg:last-child{margin-left:-2px}

/* ---------- TABLERO COMPARATIVO (dashboard interactivo) ---------- */
.dash{margin:26px 0 10px}
.dash-top{margin-bottom:24px}
.dash-q,.calc-q{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--signal);margin-bottom:12px}
.dash-chips{display:flex;flex-wrap:wrap;gap:9px}
.dash-chips .filter-chip{display:inline-flex;align-items:center;gap:9px;padding:8px 16px 8px 8px}
.dash-chips .filter-chip img{width:26px;height:26px;border-radius:50%;object-fit:cover;transform:scale(1.18)}
.dash-resumen{color:var(--graphite);font-size:14.5px;line-height:1.55;margin-top:14px;max-width:70ch}

/* Marcador */
.sc-grid{display:grid;grid-template-columns:1fr auto 1fr;gap:14px;align-items:center;
  padding:28px 22px;border-radius:18px;border:1px solid var(--line);background:var(--paper)}
.sc{display:flex;flex-direction:column;align-items:center;text-align:center;gap:4px;
  padding:18px 12px;border-radius:14px;border:1px solid transparent;transition:all .4s var(--ease)}
.sc.win{border-color:rgba(19,204,10,0.3);background:rgba(19,204,10,0.05)}
.sc-ring{width:118px;height:118px;display:block}
.sc-ring circle{transition:stroke-dashoffset .7s var(--ease),stroke .3s}
.sc-name{font-family:var(--poly);font-size:22px;color:var(--carbon);margin-top:8px}
.sc.win .sc-name{color:var(--signal)}
.sc-note{color:var(--slate);font-size:12.5px;line-height:1.4;max-width:24ch}
.sc-vs{display:grid;place-items:center}
.sc-vs span{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--slate);border:1px solid var(--chalk);border-radius:200px;padding:6px 12px}
.dash-ver{margin:18px 0 8px}
.dash-legend{color:var(--slate);font-size:13px;line-height:1.55;margin:22px 0 14px}
.dash-legend b{color:var(--graphite)}

/* Gráfica de barras enfrentadas (mariposa) */
.g-chart{margin-top:14px;padding:18px 16px 12px;border-radius:18px;border:1px solid var(--line);
  background:var(--paper);overflow:hidden}
.g-axis{display:flex;justify-content:space-between;align-items:baseline;gap:10px;
  padding:0 8px 14px;border-bottom:1px solid var(--line);margin-bottom:8px}
.g-axis-t{font-family:var(--poly);font-size:18px;color:var(--carbon)}
.g-axis-mid{font-family:var(--mono);font-size:10px;letter-spacing:.1em;color:var(--slate)}
.g-rows{position:relative;transition:height .5s var(--ease)}
.g-row{position:absolute;left:0;right:0;top:0;height:80px;padding:12px 8px 0;border-radius:12px;
  cursor:pointer;transition:transform .55s var(--ease),opacity .4s,background .25s}
.g-row:hover{background:rgba(255,255,255,0.03)}
.g-row.sel{background:rgba(19,204,10,0.06);box-shadow:inset 0 0 0 1px rgba(19,204,10,0.3)}
.g-row.mute{opacity:.32}
.g-head{display:flex;justify-content:center;align-items:baseline;gap:10px;margin-bottom:8px;min-width:0}
.g-lbl{font-size:13.5px;font-weight:600;color:var(--carbon);text-align:center;white-space:nowrap;
  overflow:hidden;text-overflow:ellipsis}
.g-row.clave .g-lbl{color:var(--signal)}
.g-w{flex-shrink:0;font-family:var(--mono);font-size:9px;letter-spacing:.07em;text-transform:uppercase;
  padding:3px 9px;border-radius:200px;border:1px solid var(--chalk);color:var(--slate);white-space:nowrap}
.g-w.p3{border-color:rgba(19,204,10,0.45);background:rgba(19,204,10,0.08);color:var(--signal)}
.g-track{display:flex;align-items:center;gap:9px}
.g-val{flex-shrink:0;width:20px;font-family:var(--mono);font-size:12px;color:var(--slate)}
.g-val.l{text-align:right}
.g-val.win{color:var(--signal);font-weight:700;text-shadow:0 0 8px rgba(19,204,10,0.5)}
.g-half{flex:1;height:17px;position:relative;overflow:hidden;background:
  linear-gradient(to right,rgba(255,255,255,0.045) 1px,transparent 1px) 0 0/25% 100%}
.g-half.l{border-right:1px solid var(--chalk);border-radius:4px 0 0 4px}
.g-half.r{border-radius:0 4px 4px 0}
.g-half i{position:absolute;top:0;bottom:0;width:0;display:block;
  background:linear-gradient(90deg,#252b23,#3a4237);
  transition:width .7s var(--ease),background .3s}
.g-half.l i{right:0;border-radius:3px 0 0 3px;background:linear-gradient(270deg,#252b23,#3a4237)}
.g-half.r i{left:0;border-radius:0 3px 3px 0}
.g-half.r i.win{background:linear-gradient(90deg,#0b8a07,#13cc0a);box-shadow:0 0 16px rgba(19,204,10,0.55)}
.g-half.l i.win{background:linear-gradient(270deg,#0b8a07,#13cc0a);box-shadow:0 0 16px rgba(19,204,10,0.55)}
.g-half i.win::after{content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,0.4) 50%,transparent 70%);
  transform:translateX(-130%);animation:gsheen 2.8s var(--ease) infinite}
@keyframes gsheen{55%,100%{transform:translateX(130%)}}
.g-detail{margin-top:14px;padding:16px 18px;border-radius:14px;border:1px solid rgba(19,204,10,0.3);
  background:rgba(19,204,10,0.04);color:var(--graphite);font-size:14px;line-height:1.55;
  animation:gfade .35s var(--ease)}
.g-detail b{color:var(--carbon)}
@keyframes gfade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* Calculadora de precios */
.calc{margin:26px 0}
.calc-top{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;
  flex-wrap:wrap;margin-bottom:16px}
.calc-toggle{display:flex;gap:8px}
.precio .p-y{display:block;font-family:var(--mono);font-size:11.5px;color:var(--signal);margin-top:7px}

@media(max-width:760px){
  .sc-grid{grid-template-columns:1fr;gap:6px;padding:20px 14px}
  .sc-vs{padding:4px 0}
  .sc-ring{width:104px;height:104px}
  .g-row{height:96px;padding-top:10px}
  .g-lbl{font-size:12px;white-space:normal;line-height:1.25;max-height:2.5em}
  .g-w{font-size:8px;padding:3px 7px}
  .g-half{height:15px}
  .g-axis-t{font-size:15px}
  .g-val{width:17px;font-size:11px}
}

/* ---------- COMPARATIVAS (Premiere vs CapCut) ---------- */
.cmp-wrap{margin:24px 0;overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:var(--paper)}
table.cmp{width:100%;min-width:600px;border-collapse:collapse;font-size:14.5px}
table.cmp th,table.cmp td{padding:14px 16px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
table.cmp thead th{font-family:var(--poly);font-weight:400;font-size:18px;color:var(--carbon);
  background:rgba(255,255,255,0.02);position:sticky;top:0}
table.cmp thead th:first-child{font-family:var(--mono);font-size:10px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--slate)}
table.cmp tbody th{font-weight:600;color:var(--carbon);font-size:14px;width:27%}
table.cmp td{color:var(--graphite);line-height:1.5;width:36.5%}
table.cmp td b{color:var(--carbon);font-weight:600}
table.cmp tr:last-child th,table.cmp tr:last-child td{border-bottom:none}
table.cmp tbody tr:hover{background:rgba(19,204,10,0.03)}
.cmp-win{color:var(--signal);font-weight:600}
.cmp-nota{font-family:var(--mono);font-size:10.5px;letter-spacing:.04em;color:var(--slate);
  margin-top:10px;display:block;text-align:right}

/* Dos tarjetas enfrentadas (ventajas / desventajas por herramienta) */
.vs-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px;margin:26px 0}
.vs-card{padding:24px;border-radius:16px;border:1px solid var(--line);background:var(--paper)}
.vs-card.hi{border-color:rgba(19,204,10,0.3)}
.vs-card h3{font-family:var(--poly);font-weight:400;font-size:22px;margin:0 0 4px}
.vs-card .vs-tag{font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--signal);display:block;margin-bottom:14px}
.vs-card .vs-lbl{font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--slate);margin:16px 0 8px;display:block}
.vs-card .vs-lbl.pro{color:var(--signal)}
.vs-card ul{list-style:none;margin:0;display:flex;flex-direction:column;gap:8px}
.vs-card ul li{position:relative;padding-left:22px;color:var(--graphite);font-size:14px;line-height:1.5}
.vs-card ul li::before{content:"✕";position:absolute;left:2px;top:0;width:auto;height:auto;
  background:none;transform:none;border-radius:0;color:var(--slate);font-size:12px}
.vs-card ul.pro li::before{content:"✓";color:var(--signal)}

/* Escenario → recomendación */
.esc{display:flex;flex-direction:column;gap:2px;margin:22px 0}
.esc-row{display:flex;gap:18px;align-items:flex-start;padding:16px 0;border-bottom:1px solid var(--line);flex-wrap:wrap}
.esc-row:last-child{border-bottom:none}
.esc-q{flex:1;min-width:240px;color:var(--graphite);font-size:15px;line-height:1.55}
.esc-q b{color:var(--carbon);font-weight:600;display:block;margin-bottom:3px}
.esc-a{flex-shrink:0;font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;
  padding:7px 14px;border-radius:200px;border:1px solid rgba(19,204,10,0.4);
  background:rgba(19,204,10,0.07);color:var(--signal);align-self:center}
.esc-a.alt{border-color:var(--chalk);background:var(--fog);color:var(--graphite)}

/* Precio destacado */
.precio-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin:22px 0}
.precio{padding:20px;border-radius:14px;border:1px solid var(--line);background:var(--paper)}
.precio.hi{border-color:rgba(19,204,10,0.35);background:rgba(19,204,10,0.04)}
.precio .p-l{font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--slate);display:block;margin-bottom:8px}
.precio .p-n{font-family:var(--poly);font-size:27px;line-height:1;color:var(--carbon);display:block}
.precio .p-n small{font-size:13px;color:var(--graphite);font-family:var(--inter)}
.precio .p-d{color:var(--graphite);font-size:13px;line-height:1.45;margin-top:9px;display:block}

@media(max-width:700px){
  .esc-row{gap:10px}
  .esc-a{align-self:flex-start}
}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--line);padding:60px 0 40px;margin-top:40px}
.footer-grid{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;align-items:flex-start}
.footer .brand{margin-bottom:16px}
.footer p{color:var(--graphite);font-size:14px;max-width:44ch}
.footer p b{color:var(--carbon)}
.footer-cols{display:flex;gap:60px;flex-wrap:wrap}
.footer-col h4{font-family:var(--mono);font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:.14em;color:var(--slate);margin-bottom:14px}
.footer-col a{display:block;color:var(--graphite);font-size:14px;padding:4px 0;transition:color .2s}
.footer-col a:hover{color:var(--signal)}
.footer-club{margin-top:20px}
.footer-club img{height:18px;opacity:.85;filter:drop-shadow(0 0 8px rgba(19,204,10,0.4))}
.footer-club span{display:block;font-family:var(--mono);font-size:10px;color:var(--slate);letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px}
.footer-bottom{margin-top:48px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--slate);font-size:13px}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}
.reveal.d2{transition-delay:.16s}
.reveal.d3{transition-delay:.24s}

/* ---------- Responsive ---------- */
@media(max-width:860px){
  .nav{top:10px;gap:8px;padding:8px 10px 8px 16px}
  .brand{font-size:15px}
  .brand small{display:none}
  .nav-links{
    position:fixed;inset:0 0 auto 0;top:0;flex-direction:column;align-items:stretch;
    background:rgba(0,0,0,0.96);backdrop-filter:blur(20px);padding:90px 24px 30px;gap:4px;
    transform:translateY(-110%);transition:transform .4s var(--ease);height:100vh;border-bottom:1px solid var(--line);
  }
  .nav-links.open{transform:none}
  .nav-links a{padding:16px;font-size:17px;border-radius:12px}
  .nav-toggle{display:grid;z-index:101}
  .hero-meta{gap:26px}
  .footer-grid{flex-direction:column}
  .wrap{padding:0 20px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
  body{cursor:auto}
  .cur-dot,.cur-ring{display:none !important}
}