/* ============================================================
   ISRAEL TORRES — Versión Definitiva
   Tema: híbrido claro/oscuro · blueprint técnico · editorial
   Fuentes: Fraunces · DM Sans · JetBrains Mono
   ============================================================ */

/* ── VARIABLES ── */
:root {
  --white:       #ffffff;
  --off:         #f6f7fb;
  --gray-50:     #eef0f7;
  --gray-100:    #e2e6f0;
  --gray-300:    #aab4cc;
  --gray-500:    #667085;
  --gray-700:    #344054;
  --ink:         #0f1623;

  --blue:        #2563eb;
  --blue-d:      #1d4ed8;
  --blue-soft:   rgba(37,99,235,.07);
  --blue-mid:    rgba(37,99,235,.18);
  --blue-glow:   rgba(37,99,235,.22);

  --amber:       #92400e;
  --amber-light: #b45309;
  --amber-bg:    rgba(146,64,14,.07);

  --dark:        #0d1117;
  --dark-2:      #161b27;
  --dark-3:      #1e2535;
  --dark-brd:    rgba(255,255,255,.07);
  --dark-tx:     #e2e8f4;
  --dark-tx2:    #8899bb;

  --f-d:         'Fraunces', Georgia, serif;
  --f-b:         'DM Sans', system-ui, sans-serif;
  --f-m:         'JetBrains Mono', monospace;

  --max:         1120px;
  --r:           12px;
  --py:          clamp(72px,10vw,120px);
  --ease:        cubic-bezier(.25,.46,.45,.94);
  --dur:         .28s;
}

/* ── RESET ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--white);color:var(--ink);font-family:var(--f-b);font-size:16px;line-height:1.7;overflow-x:hidden}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
ul{list-style:none}
::selection{background:var(--blue);color:#fff}
::-webkit-scrollbar{width:3px}
::-webkit-scrollbar-track{background:var(--dark)}
::-webkit-scrollbar-thumb{background:var(--blue);border-radius:2px}

/* ── SCROLL PROGRESS ── */
.scroll-progress{
  position:fixed;top:0;left:0;
  height:2px;width:0%;
  background:linear-gradient(90deg,var(--blue),var(--amber-light));
  z-index:300;
  transition:width .1s linear;
}

/* ── UTILIDADES ── */
.mono{font-family:var(--f-m);font-size:.74rem;letter-spacing:.03em}
em{font-style:italic;color:var(--amber-light)}
.lead{font-size:clamp(1rem,1.7vw,1.12rem);line-height:1.85;color:var(--gray-700)}
.container{max-width:var(--max);margin:0 auto;padding:0 clamp(20px,5vw,56px)}

/* ── REVEAL ── */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .65s var(--ease),transform .65s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal-d1{transition-delay:.09s}
.reveal-d2{transition-delay:.18s}
.reveal-d3{transition-delay:.27s}

/* ── SECCIÓN BASE ── */
.section{padding:var(--py) 0}

.section__eyebrow{
  display:flex;
  align-items:center;
  gap:20px;
  margin-bottom:20px;
  flex-wrap:wrap;
}
.ey-label{color:var(--blue);font-size:.7rem;letter-spacing:.1em}
.ey-comment{color:var(--amber-light);font-size:.68rem;opacity:.8;font-style:italic}

.section__title{
  font-family:var(--f-d);
  font-size:clamp(2rem,4vw,3.4rem);
  font-weight:700;
  line-height:1.08;
  letter-spacing:-.025em;
  color:var(--ink);
  margin-bottom:clamp(32px,4vw,48px);
}
.section__intro{
  color:var(--gray-500);
  max-width:520px;
  font-size:.94rem;
  line-height:1.8;
  margin-bottom:clamp(32px,4vw,48px);
}

/* ── BOTONES ── */
.btn{
  display:inline-block;padding:13px 28px;border-radius:8px;
  font-family:var(--f-m);font-size:.78rem;letter-spacing:.02em;
  transition:all var(--dur) var(--ease);cursor:pointer;
}
.btn--primary{background:var(--blue);color:#fff;border:2px solid var(--blue)}
.btn--primary:hover{background:var(--blue-d);border-color:var(--blue-d);transform:translateY(-2px);box-shadow:0 8px 24px var(--blue-glow)}
.btn--ghost{background:transparent;border:2px solid rgba(255,255,255,.25);color:rgba(255,255,255,.8)}
.btn--ghost:hover{border-color:#fff;color:#fff;transform:translateY(-2px)}

/* ── CHIPS ── */
.chip{
  display:inline-block;padding:4px 11px;
  background:var(--blue-soft);border:1px solid var(--blue-mid);
  border-radius:20px;font-family:var(--f-m);font-size:.65rem;
  color:var(--blue);letter-spacing:.03em;
}

/* ══════════════════════════════════════════
   ÍNDICE LATERAL
══════════════════════════════════════════ */
.side-index{
  position:fixed;right:24px;top:50%;
  transform:translateY(-50%);
  z-index:90;
  display:flex;flex-direction:column;gap:10px;
  opacity:0;transition:opacity .4s;
}
.side-index.visible{opacity:1}
.si-dot{
  display:flex;align-items:center;gap:8px;
  justify-content:flex-end;
  position:relative;
}
.si-dot span{
  width:6px;height:6px;border-radius:50%;
  background:var(--gray-300);
  transition:all var(--dur);
  flex-shrink:0;
}
.si-dot::before{
  content:attr(data-label);
  font-family:var(--f-m);font-size:.6rem;
  color:var(--gray-500);letter-spacing:.05em;
  opacity:0;transform:translateX(4px);
  transition:all var(--dur);
  white-space:nowrap;
}
.si-dot:hover::before,.si-dot.active::before{opacity:1;transform:translateX(0)}
.si-dot.active span{background:var(--blue);transform:scale(1.5)}
.si-dot:hover span{background:var(--blue)}

@media(max-width:1100px){.side-index{display:none}}

/* ══════════════════════════════════════════
   NAV
══════════════════════════════════════════ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  padding:18px 0;transition:background .3s,padding .3s,box-shadow .3s;
}
.nav.scrolled{
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(14px);
  padding:11px 0;
  box-shadow:0 1px 0 var(--gray-100);
}
.nav__inner{
  max-width:var(--max);margin:0 auto;
  padding:0 clamp(20px,5vw,56px);
  display:flex;align-items:center;justify-content:space-between;
}
.nav__logo{font-family:var(--f-d);font-size:1.3rem;font-weight:700;color:var(--white);letter-spacing:-.03em;transition:color .3s}
.nav__logo span{color:var(--blue)}
.nav.scrolled .nav__logo{color:var(--ink)}
.nav__links{display:flex;align-items:center;gap:28px}
.nav__links a{
  font-family:var(--f-m);font-size:.72rem;color:rgba(255,255,255,.65);
  letter-spacing:.04em;transition:color var(--dur);position:relative;
}
.nav.scrolled .nav__links a{color:var(--gray-500)}
.nav__links a::after{
  content:'';position:absolute;bottom:-3px;left:0;right:0;
  height:2px;background:var(--blue);border-radius:1px;
  transform:scaleX(0);transition:transform var(--dur) var(--ease);
}
.nav__links a:hover,.nav__links a.active{color:var(--white)}
.nav.scrolled .nav__links a:hover,.nav.scrolled .nav__links a.active{color:var(--ink)}
.nav__links a:hover::after,.nav__links a.active::after{transform:scaleX(1)}
.nav__cta{
  color:var(--blue)!important;
  border:1.5px solid rgba(37,99,235,.5);
  padding:6px 15px;border-radius:6px;
  transition:all var(--dur)!important;
}
.nav__cta:hover{background:var(--blue);color:#fff!important;border-color:var(--blue)}
.nav__cta::after{display:none!important}

.nav__burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}
.nav__burger span{display:block;width:22px;height:1.5px;background:var(--white);transition:all var(--dur) var(--ease)}
.nav.scrolled .nav__burger span{background:var(--ink)}

@media(max-width:820px){
  .nav__burger{display:flex}
  .nav__links{
    position:fixed;top:0;right:-100%;width:260px;height:100vh;
    background:var(--white);border-left:1px solid var(--gray-100);
    flex-direction:column;align-items:flex-start;justify-content:center;
    gap:24px;padding:40px;transition:right .35s var(--ease);z-index:99;
    box-shadow:-4px 0 24px rgba(0,0,0,.08);
  }
  .nav__links.open{right:0}
  .nav__links a{font-size:.9rem;color:var(--gray-500)!important}
  .nav__burger.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
  .nav__burger.open span:nth-child(2){opacity:0}
  .nav__burger.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
}

/* ══════════════════════════════════════════
   HERO
══════════════════════════════════════════ */
.hero{
  min-height:100vh;
  background:var(--dark);
  display:flex;align-items:center;justify-content:center;
  position:relative;overflow:hidden;
  padding:120px clamp(20px,5vw,56px) 80px;
}
.hero__grid-bg{
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:50px 50px;
  pointer-events:none;
}
.hero__glow{
  position:absolute;inset:0;
  background:radial-gradient(ellipse 70% 60% at 50% 35%,rgba(37,99,235,.14) 0%,transparent 70%);
  pointer-events:none;
}
.hero__bg-word{
  position:absolute;
  font-family:var(--f-d);
  font-size:clamp(7rem,20vw,18rem);
  font-weight:900;
  color:transparent;
  -webkit-text-stroke:1px rgba(255,255,255,.035);
  letter-spacing:-.04em;
  user-select:none;pointer-events:none;
  bottom:-4%;right:-2%;line-height:1;z-index:0;
}
.hero__content{
  position:relative;z-index:1;
  max-width:680px;text-align:center;
  animation:heroIn .9s var(--ease) both;
}
.hero__eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  color:var(--dark-tx2);margin-bottom:24px;
  font-size:.7rem;letter-spacing:.1em;
}
.hero__dot{
  width:7px;height:7px;border-radius:50%;background:var(--blue);
  animation:dotPulse 2.5s ease-in-out infinite;flex-shrink:0;
}
@keyframes dotPulse{0%,100%{box-shadow:0 0 0 0 rgba(37,99,235,.6)}50%{box-shadow:0 0 0 6px rgba(37,99,235,0)}}
.hero__name{
  font-family:var(--f-d);font-weight:900;
  line-height:.93;letter-spacing:-.035em;margin-bottom:28px;
}
.hero__name-solid{
  display:block;
  font-size:clamp(4rem,11vw,9rem);
  color:var(--dark-tx);
}
.hero__name-outline{
  display:block;
  font-size:clamp(4rem,11vw,9rem);
  color:transparent;
  -webkit-text-stroke:1.5px rgba(255,255,255,.22);
}
.hero__tagline{
  font-family:var(--f-d);
  font-size:clamp(1.1rem,2vw,1.45rem);
  color:var(--amber-light);font-style:italic;
  margin-bottom:16px;line-height:1.4;
}
.hero__tagline em{color:var(--dark-tx2);font-style:normal}
.hero__sub{
  color:var(--dark-tx2);font-size:.93rem;line-height:1.85;
  max-width:500px;margin:0 auto 36px;
}
.hero__actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero__scroll-hint{
  position:absolute;bottom:30px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:8px;
  color:rgba(255,255,255,.18);z-index:1;
  animation:fadeIn 1s 1.3s both;
}
.hero__scroll-line{
  width:1px;height:40px;
  background:linear-gradient(to bottom,rgba(255,255,255,.22),transparent);
  animation:scrollAnim 2s ease-in-out infinite;
}
@keyframes heroIn{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:none}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes scrollAnim{0%,100%{opacity:.15}50%{opacity:.6}}

/* ══════════════════════════════════════════
   SOBRE MÍ
══════════════════════════════════════════ */
.sobre{background:var(--white)}

.sobre__grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:64px;align-items:start;
}

.sobre__blocks{display:flex;flex-direction:column;gap:20px;margin-bottom:28px}
.sobre__block{
  padding:18px 20px;
  border-left:2px solid var(--gray-100);
  transition:border-color var(--dur);
}
.sobre__block:hover{border-left-color:var(--blue)}
.sobre__block-label{display:block;color:var(--blue);margin-bottom:8px;font-size:.65rem;letter-spacing:.08em}
.sobre__block p{color:var(--gray-500);font-size:.92rem;line-height:1.8}

.sobre__quote{
  border-left:3px solid var(--amber-light);
  padding:14px 20px;
  font-family:var(--f-d);font-style:italic;
  font-size:.97rem;color:var(--gray-700);
  background:var(--amber-bg);border-radius:0 8px 8px 0;
  line-height:1.75;
}

/* Mapa conceptual SVG */
.sobre__map{display:flex;align-items:center;justify-content:center}

.concept-map{width:100%;max-width:380px;height:auto;overflow:visible}

/* Líneas */
.cm-line{
  stroke:var(--blue);stroke-width:1.5;fill:none;
  opacity:.35;
  stroke-dasharray:200;stroke-dashoffset:200;
  transition:stroke-dashoffset 1s var(--ease),opacity .5s;
}
.concept-map.animated .cm-line{
  stroke-dashoffset:0;opacity:.4;
}
.concept-map.animated .cm-line:nth-child(1){transition-delay:.1s}
.concept-map.animated .cm-line:nth-child(2){transition-delay:.2s}
.concept-map.animated .cm-line:nth-child(3){transition-delay:.3s}
.concept-map.animated .cm-line:nth-child(4){transition-delay:.4s}
.concept-map.animated .cm-line:nth-child(5){transition-delay:.5s}
.concept-map.animated .cm-line:nth-child(6){transition-delay:.6s}

/* Nodo central */
.cm-center-ring{
  fill:none;stroke:var(--blue);stroke-width:1;
  opacity:.2;
  animation:ringPulse 3s ease-in-out infinite;
}
@keyframes ringPulse{0%,100%{r:56;opacity:.2}50%{r:60;opacity:.35}}

.cm-center{fill:var(--blue)}
.cm-center-text{
  font-family:var(--f-d);
  font-size:13px;font-weight:700;
  fill:var(--white);
}
.cm-center-text--sub{font-size:10px;font-weight:400;fill:rgba(255,255,255,.75)}

/* Nodos satélite */
.cm-node{
  opacity:0;
  transform-origin:center;
  transition:opacity .4s var(--ease) var(--d,0s),transform .4s var(--ease) var(--d,0s);
}
.concept-map.animated .cm-node{opacity:1}

.cm-node circle{
  fill:var(--off);stroke:var(--blue);stroke-width:1.5;
  transition:fill var(--dur),stroke-width var(--dur);
}
.cm-node:hover circle{fill:var(--blue);stroke-width:2}
.cm-node text{
  font-family:var(--f-d);font-size:10px;font-weight:700;
  fill:var(--ink);
  transition:fill var(--dur);
  pointer-events:none;
}
.cm-node:hover text{fill:var(--white)}
.cm-node-sub{
  font-family:var(--f-m)!important;
  font-size:7.5px!important;
  font-weight:400!important;
  fill:var(--gray-500)!important;
}
.cm-node:hover .cm-node-sub{fill:rgba(255,255,255,.75)!important}

@media(max-width:768px){
  .sobre__grid{grid-template-columns:1fr;gap:44px}
  .sobre__map{max-width:320px;margin:0 auto}
}

/* ══════════════════════════════════════════
   PROCESO
══════════════════════════════════════════ */
.proceso{background:var(--off)}

.proceso__steps{
  border:1px solid var(--gray-100);
  border-radius:var(--r);overflow:hidden;
}
.pstep{
  display:grid;grid-template-columns:52px 1fr;gap:20px;
  align-items:start;padding:22px 26px;
  border-bottom:1px solid var(--gray-100);
  background:var(--white);
  transition:background var(--dur),padding-left var(--dur) var(--ease);
  cursor:default;
}
.pstep:last-child{border-bottom:none}
.pstep:hover{background:var(--blue-soft);padding-left:34px}
.pstep:hover .pstep__num{color:var(--blue)}
.pstep__num{
  font-size:.7rem;color:var(--gray-300);
  padding-top:4px;letter-spacing:.05em;
  font-family:var(--f-m);transition:color var(--dur);
}
.pstep__body h3{font-family:var(--f-d);font-size:1.02rem;font-weight:700;color:var(--ink);margin-bottom:6px}
.pstep__body p{font-size:.87rem;color:var(--gray-500);line-height:1.75}

/* ══════════════════════════════════════════
   MÉTRICAS
══════════════════════════════════════════ */
.metricas{
  background:var(--dark);
  padding:clamp(48px,7vw,80px) 0;
}
.metricas__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.metrica{
  text-align:center;padding:clamp(24px,4vw,40px) 16px;
  border-right:1px solid var(--dark-brd);
  transition:background var(--dur);
}
.metrica:last-child{border-right:none}
.metrica:hover{background:rgba(255,255,255,.03)}
.metrica__num{
  display:flex;align-items:baseline;justify-content:center;gap:1px;
  margin-bottom:10px;
}
.counter{
  font-family:var(--f-d);
  font-size:clamp(2.6rem,5vw,4rem);
  font-weight:900;color:var(--blue);
  line-height:1;letter-spacing:-.04em;
}
.metrica__sym,.metrica__prefix{
  font-family:var(--f-d);
  font-size:clamp(1.3rem,2.5vw,1.9rem);
  font-weight:900;color:var(--blue);
}
.metrica__name{font-size:.83rem;color:var(--dark-tx);margin-bottom:4px}
.metrica__sub{color:var(--dark-tx2);font-size:.63rem;letter-spacing:.06em}

@media(max-width:640px){
  .metricas__grid{grid-template-columns:1fr 1fr}
  .metrica{border-right:none;border-bottom:1px solid var(--dark-brd)}
  .metrica:nth-child(odd){border-right:1px solid var(--dark-brd)}
}

/* ══════════════════════════════════════════
   EXPERIENCIA — TIMELINE VERTICAL
══════════════════════════════════════════ */
.experiencia{background:var(--white)}

.timeline{position:relative;padding-left:0}

.tl-spine{
  position:absolute;
  left:14px;top:8px;bottom:8px;
  width:1px;
  background:linear-gradient(to bottom,var(--blue) 0%,rgba(37,99,235,.08) 100%);
}

.tl-item{
  display:grid;grid-template-columns:30px 1fr;gap:24px;
  align-items:start;padding:0 0 36px;
  position:relative;
}
.tl-item:last-child{padding-bottom:0}

.tl-item__dot{
  width:16px;height:16px;border-radius:50%;
  background:var(--white);border:2px solid var(--gray-300);
  margin-top:6px;justify-self:center;
  transition:all .3s var(--ease);position:relative;z-index:1;
}
.tl-item__dot--blue{
  background:var(--blue);border-color:var(--blue);
  box-shadow:0 0 0 4px var(--blue-soft);
}
.tl-item:hover .tl-item__dot{border-color:var(--blue);transform:scale(1.2)}
.tl-item:hover .tl-item__dot--blue{box-shadow:0 0 0 6px var(--blue-soft)}

.tl-item__card{
  background:var(--off);border:1.5px solid var(--gray-100);
  border-radius:14px;padding:24px;
  transition:border-color var(--dur),box-shadow var(--dur),transform var(--dur);
}
.tl-item:hover .tl-item__card{
  border-color:var(--gray-300);
  box-shadow:0 8px 24px rgba(0,0,0,.06);
  transform:translateX(4px);
}
.tl-item__card--blue{
  background:var(--white);
  border-color:var(--blue-mid);
  border-top:3px solid var(--blue);
}

.tl-item__header{
  display:flex;align-items:flex-start;justify-content:space-between;
  gap:12px;margin-bottom:12px;flex-wrap:wrap;
}
.tl-item__period{color:var(--gray-300);font-size:.65rem;letter-spacing:.05em;display:block;margin-bottom:4px}
.tl-item__header h3{font-family:var(--f-d);font-size:1.08rem;font-weight:700;color:var(--ink);line-height:1.2}
.tl-item__co{font-family:var(--f-m);font-size:.7rem;color:var(--blue);letter-spacing:.04em;margin-top:3px}

.tl-item__badge{
  font-family:var(--f-m);font-size:.6rem;padding:4px 10px;
  border-radius:20px;background:var(--gray-50);
  color:var(--gray-500);letter-spacing:.04em;
  flex-shrink:0;white-space:nowrap;height:fit-content;
}
.tl-item__badge--blue{background:var(--blue-soft);color:var(--blue)}
.tl-item__badge--amber{background:var(--amber-bg);color:var(--amber-light)}

.tl-item__desc{font-size:.87rem;color:var(--gray-500);line-height:1.78;margin-bottom:14px}

.tl-toggle{
  display:inline-flex;align-items:center;gap:6px;
  background:none;border:none;cursor:pointer;
  color:var(--blue);font-size:.68rem;letter-spacing:.04em;
  padding:0;transition:letter-spacing var(--dur),color var(--dur);
}
.tl-toggle:hover{letter-spacing:.08em}
.tl-toggle[aria-expanded="true"]::after{content:" ↑"}

.tl-detail{
  margin-top:16px;
  animation:detailIn .3s var(--ease) both;
}
@keyframes detailIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}

.tl-achieve{
  background:var(--blue-soft);border:1px solid var(--blue-mid);
  border-radius:8px;padding:12px 16px;margin-bottom:12px;
}
.tl-achieve span{display:block;color:var(--blue);font-size:.62rem;margin-bottom:5px}
.tl-achieve p{font-size:.82rem;color:var(--gray-700);line-height:1.6}

.tl-chips{display:flex;flex-wrap:wrap;gap:6px}

@media(max-width:600px){
  .tl-item{grid-template-columns:24px 1fr;gap:16px}
  .tl-spine{left:11px}
}

/* ══════════════════════════════════════════
   SKILLS — TABS + FLIP CARDS
══════════════════════════════════════════ */
.skills{background:var(--dark)}
.skills .section__title{color:var(--dark-tx)}
.skills .section__title em{color:var(--amber-light)}
.skills .section__intro{color:var(--dark-tx2)}
.skills .ey-label{color:rgba(37,99,235,.9)}

.skills__tabs{
  display:flex;gap:4px;
  background:rgba(255,255,255,.05);
  border-radius:10px;padding:4px;
  margin-bottom:32px;
  width:fit-content;
  flex-wrap:wrap;
}
.stab{
  padding:9px 18px;border-radius:7px;border:none;
  font-family:var(--f-m);font-size:.7rem;letter-spacing:.04em;
  color:var(--dark-tx2);background:transparent;cursor:pointer;
  transition:all var(--dur) var(--ease);
}
.stab.active{background:var(--blue);color:#fff;box-shadow:0 2px 12px var(--blue-glow)}
.stab:hover:not(.active){color:var(--dark-tx);background:rgba(255,255,255,.07)}

.skills__panel{display:none}
.skills__panel.active{display:block}

.deck{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
}

.flip{perspective:900px;height:210px;cursor:pointer}
.flip__inner{
  position:relative;width:100%;height:100%;
  transition:transform .55s cubic-bezier(.4,0,.2,1);
  transform-style:preserve-3d;
}
.flip:hover .flip__inner,.flip.flipped .flip__inner{transform:rotateY(180deg)}

.flip__front,.flip__back{
  position:absolute;inset:0;border-radius:12px;
  backface-visibility:hidden;-webkit-backface-visibility:hidden;
  padding:22px;display:flex;flex-direction:column;
}
.flip__front{
  background:var(--dark-3);border:1px solid var(--dark-brd);
  align-items:center;justify-content:center;text-align:center;gap:10px;
  transition:border-color var(--dur);
}
.flip:hover .flip__front,.flip.flipped .flip__front{border-color:rgba(37,99,235,.45)}
.flip__icon{font-size:1.6rem;color:var(--blue);display:block}
.flip__front h3{font-family:var(--f-d);font-size:1rem;font-weight:700;color:var(--dark-tx)}
.flip__lvl{color:var(--dark-tx2);font-size:.62rem}

.flip__back{
  background:var(--blue);transform:rotateY(180deg);
  justify-content:space-between;gap:8px;
}
.flip__back h3{font-family:var(--f-d);font-size:.95rem;font-weight:700;color:#fff}
.flip__back p{font-size:.8rem;color:rgba(255,255,255,.88);line-height:1.65;flex:1;font-style:italic}
.flip__use{color:rgba(255,255,255,.55);font-size:.63rem;letter-spacing:.03em;line-height:1.5}

@media(max-width:1024px){.deck{grid-template-columns:repeat(3,1fr)}}
@media(max-width:680px){.deck{grid-template-columns:repeat(2,1fr)}.flip{height:190px}}

/* ══════════════════════════════════════════
   MÁS ALLÁ
══════════════════════════════════════════ */
.masalla{background:var(--off)}

.masalla__grid{
  display:grid;grid-template-columns:1fr 1fr;
  gap:60px;margin-bottom:48px;align-items:start;
}

.masalla__story p{color:var(--gray-500);font-size:.92rem;line-height:1.85;margin-bottom:14px}
.masalla__quote{
  border-left:3px solid var(--amber-light);
  padding:14px 20px;margin-top:20px;
  font-family:var(--f-d);font-style:italic;
  font-size:.96rem;color:var(--gray-700);
  background:var(--amber-bg);border-radius:0 8px 8px 0;line-height:1.75;
}

.masalla__creds{display:flex;flex-direction:column;gap:0}
.masalla__creds-title{color:var(--blue);margin-bottom:20px;font-size:.68rem;letter-spacing:.08em}

.cred{
  display:grid;grid-template-columns:64px 1fr;gap:16px;
  padding:16px 0;border-bottom:1px solid var(--gray-100);
  align-items:start;transition:background var(--dur);
  border-radius:8px;padding-left:8px;
}
.cred:last-child{border-bottom:none}
.cred:hover{background:var(--blue-soft);padding-left:14px}
.cred__year{color:var(--gray-300);font-size:.63rem;letter-spacing:.04em;padding-top:3px}
.cred__body strong{display:block;font-size:.9rem;color:var(--ink);margin-bottom:4px}
.cred__body p{font-size:.8rem;color:var(--gray-500);line-height:1.65}

.horizonte{
  background:var(--dark);border-radius:14px;
  padding:28px 32px;border-left:3px solid var(--blue);
}
.horizonte__label{display:block;color:var(--blue);margin-bottom:10px;font-size:.63rem;letter-spacing:.08em}
.horizonte p{font-size:.9rem;color:var(--dark-tx2);line-height:1.8;max-width:580px}

@media(max-width:768px){.masalla__grid{grid-template-columns:1fr;gap:40px}}

/* ══════════════════════════════════════════
   IDEAS
══════════════════════════════════════════ */
.ideas{background:var(--white)}

.ideas__grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:14px;
}
.idea{
  background:var(--off);border:1px solid var(--gray-100);
  border-radius:var(--r);padding:24px;
  transition:border-color var(--dur),transform var(--dur),box-shadow var(--dur);
}
.idea:hover{border-color:var(--blue);transform:translateY(-3px);box-shadow:0 8px 24px var(--blue-soft)}
.idea--wide{grid-column:span 2}
.idea__num{display:block;color:var(--blue);font-size:.6rem;margin-bottom:12px;opacity:.55}
.idea p{font-family:var(--f-d);font-style:italic;font-size:.92rem;color:var(--gray-700);line-height:1.78}

@media(max-width:960px){
  .ideas__grid{grid-template-columns:1fr 1fr}
  .idea--wide{grid-column:span 2}
}
@media(max-width:560px){
  .ideas__grid{grid-template-columns:1fr}
  .idea--wide{grid-column:span 1}
}

/* ══════════════════════════════════════════
   CONTACTO
══════════════════════════════════════════ */
.contacto{background:var(--dark)}
.contacto .section__title{color:var(--dark-tx)}
.contacto .section__title em{color:var(--amber-light)}
.contacto .ey-label{color:rgba(37,99,235,.9)}

.contacto__wrap{max-width:600px}
.contacto__desc{color:var(--dark-tx2);margin-bottom:40px;line-height:1.8;font-size:.93rem}

.contacto__links{display:flex;flex-direction:column;gap:12px}
.clink{
  display:flex;align-items:center;gap:16px;
  background:var(--dark-2);border:1px solid var(--dark-brd);
  border-radius:var(--r);padding:18px 22px;
  transition:border-color var(--dur),transform var(--dur),background var(--dur);
}
.clink:hover{border-color:rgba(37,99,235,.5);transform:translateX(6px);background:var(--dark-3)}
.clink__icon{
  width:40px;height:40px;background:var(--blue-soft);
  border:1px solid var(--blue-mid);border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  color:var(--blue);font-size:.72rem;flex-shrink:0;
}
.clink div{display:flex;flex-direction:column;gap:2px}
.clink strong{font-size:.88rem;color:var(--dark-tx)}
.clink span{color:var(--dark-tx2);font-size:.65rem;letter-spacing:.02em}

/* ══════════════════════════════════════════
   FOOTER
══════════════════════════════════════════ */
.footer{padding:24px 0;border-top:1px solid var(--dark-brd);background:var(--dark)}
.footer__text{color:rgba(255,255,255,.18);text-align:center}
.footer__sep{margin:0 10px;opacity:.3}
.footer__sign{color:var(--amber-light);opacity:.5}