:root{
    --bg:#262019;
    --bg-alt:#1d1712;
    --bg-card:#2f2820;
    --accent:#C1602E;
    --accent-dark:#9c4c22;
    --accent-light:#e08a56;
    --title-light:#FAF5EC;
    --title-dark:#221D18;
    --text:#C9BFAE;
    --text-small:#817051;
    --border:rgba(201,191,174,0.14);
    --shadow: 0 20px 50px -20px rgba(0,0,0,0.6);
    color-scheme: dark;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:'Barlow', sans-serif;
    line-height:1.6;
    overflow-x:hidden;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  h1,h2,h3,h4{
    font-family:'Bebas Neue', 'Barlow Condensed', sans-serif;
    color:var(--title-light);
    letter-spacing:0.02em;
    margin:0 0 .4em;
    line-height:1.05;
  }
  .eyebrow{
    font-family:'Barlow Condensed', sans-serif;
    text-transform:uppercase;
    letter-spacing:0.28em;
    font-size:0.78rem;
    font-weight:700;
    color:var(--accent-light);
    margin-bottom:.9em;
    display:inline-block;
  }
  .container{
    max-width:1180px;
    margin:0 auto;
    padding:0 clamp(20px,5vw,48px);
  }
  section{position:relative;}
  .btn{
    display:inline-flex;
    align-items:center;
    gap:10px;
    padding:15px 32px;
    background:var(--accent);
    color:var(--title-light);
    border:none;
    border-radius:4px;
    font-family:'Barlow Condensed',sans-serif;
    font-weight:700;
    text-transform:uppercase;
    letter-spacing:0.08em;
    font-size:0.95rem;
    cursor:pointer;
    transition:all .25s ease;
    box-shadow:0 10px 25px -8px rgba(193,96,46,0.55);
  }
  .btn:hover{background:var(--accent-dark);transform:translateY(-2px);}
  .btn.ghost{
    background:transparent;
    border:1.5px solid rgba(250,245,236,0.5);
    box-shadow:none;
  }
  .btn.ghost:hover{border-color:var(--title-light);background:rgba(250,245,236,0.08);}
  .btn.disabled{
    background:var(--bg-card);
    color:var(--text-small);
    border:1.5px solid var(--border);
    box-shadow:none;
    cursor:pointer;
  }
  .btn.disabled:hover{transform:none;border-color:var(--accent);color:var(--title-light);}
  .btn small{font-weight:500;text-transform:none;letter-spacing:0;opacity:.75;}

  /* ---------- NAV ---------- */
  header#top{
    position:fixed;top:0;left:0;right:0;z-index:1000;
    background:rgba(29,23,18,0.0);
    transition:background .3s ease, box-shadow .3s ease, backdrop-filter .3s ease;
    padding:18px 0;
  }
  header#top.scrolled{
    background:rgba(29,23,18,0.92);
    backdrop-filter:blur(10px);
    box-shadow:0 8px 30px -10px rgba(0,0,0,0.6);
    padding:10px 0;
  }
  nav.navbar{
    display:flex;align-items:center;justify-content:space-between;
  }
  .brand{display:flex;align-items:center;gap:12px;}
  .brand img{height:44px;width:44px;object-fit:contain;transition:height .3s ease;}
  .logo-white{filter:brightness(0) invert(1);}
  header#top.scrolled .brand img{height:36px;width:36px;}
  .brand-text{font-family:'Bebas Neue',sans-serif;color:var(--title-light);font-size:1.15rem;letter-spacing:.04em;line-height:1.05;}
  .brand-text span{display:block;font-family:'Barlow Condensed',sans-serif;font-size:.62rem;letter-spacing:.24em;color:var(--accent-light);text-transform:uppercase;font-weight:600;}
  .nav-links{display:flex;gap:26px;list-style:none;margin:0;padding:0;flex-shrink:0;}
  .nav-links a{
    font-family:'Barlow Condensed',sans-serif;
    text-transform:uppercase;font-size:.8rem;font-weight:600;
    letter-spacing:.08em;color:var(--text);
    position:relative;padding:6px 0;
    transition:color .2s ease;
    white-space:nowrap;
  }
  .nav-links a::after{
    content:'';position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--accent);
    transition:width .25s ease;
  }
  .nav-links a:hover{color:var(--title-light);}
  .nav-links a:hover::after{width:100%;}
  .nav-cta{display:flex;align-items:center;gap:12px;}
  .nav-cta .btn{padding:11px 20px;font-size:.78rem;}
  .nav-links-ctas{display:none;}
  .burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px;z-index:1100;}
  .burger span{width:26px;height:2px;background:var(--title-light);display:block;transition:.3s;}
  .burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .burger.open span:nth-child(2){opacity:0;}
  .burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

  @media(max-width:1100px){
    .nav-links{
      position:fixed;top:0;right:0;height:100vh;width:min(78vw,340px);
      background:var(--bg-alt);flex-direction:column;justify-content:center;
      align-items:flex-start;padding:0 48px;gap:26px;
      transform:translateX(100%);transition:transform .35s ease;
      box-shadow:-20px 0 50px rgba(0,0,0,0.4);
    }
    .nav-links.open{transform:translateX(0);}
    .nav-links a{font-size:1.1rem;}
    .nav-cta .btn{display:none;}
    .nav-links-ctas{
      display:flex;flex-direction:column;gap:14px;width:100%;margin-top:8px;
    }
    .nav-links-ctas .btn{width:100%;justify-content:center;}
    .burger{display:flex;}
  }
  .wa-icon{display:none;}
  @media(max-width:560px){
    header#top{background:rgba(20,16,12,0.72);backdrop-filter:blur(8px);padding:14px 0;}
    header#top.scrolled{padding:10px 0;}
    .brand-text{font-size:.72rem;letter-spacing:.01em;}
    .brand-text span{font-size:.52rem;letter-spacing:.14em;}
    .brand img{height:30px;width:30px;}
    .brand{gap:8px;}
    .nav-cta{gap:10px;}
    .wa-btn{padding:11px;border-radius:50%;}
    .wa-btn .wa-icon{display:block;}
    .wa-btn .wa-label{display:none;}
  }

  /* ---------- HERO ---------- */
  .hero{
    position:relative;overflow:hidden;
    min-height:100svh;
    display:flex;align-items:flex-end;
    background:url('../images/hero-cover-runner.jpg') center 42%/cover no-repeat;
    padding-bottom:clamp(50px,8vw,90px);
  }
  .hero::before{
    content:'';position:absolute;inset:0;z-index:1;
    background:linear-gradient(180deg, rgba(38,32,25,0.35) 0%, rgba(38,32,25,0.55) 45%, rgba(38,32,25,0.97) 92%);
  }
  .hero-bg-video{
    position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
    z-index:0;opacity:0;transition:opacity 1.2s ease;
  }
  .hero-bg-video.is-playing{opacity:1;}
  .hero-inner{position:relative;z-index:2;width:100%;max-width:1180px;margin-top:clamp(80px,12vh,140px);}
  .hero h1{
    font-size:clamp(2.1rem,5vw,3.7rem);
    text-transform:uppercase;
    text-shadow:0 6px 30px rgba(0,0,0,0.5);
    white-space:normal;
  }
  .hero h1 br{content:'';}
  .hero h1 em{font-style:normal;color:var(--accent-light);}
  .hero h1.hero-title-main{
    font-size:clamp(2.2rem,5.5vw,4rem);
    margin-bottom:.15em;
  }
  .hero-subtitle{
    font-family:'Barlow Condensed',sans-serif;
    text-transform:uppercase;font-weight:700;letter-spacing:.03em;
    font-size:clamp(.62rem,3.35vw,1.7rem);
    color:var(--title-light);margin:0 0 .4em;white-space:nowrap;
  }
  .hero-subtitle em{font-style:normal;color:var(--accent-light);}
  .hero-tagline{
    font-family:'Barlow',sans-serif;font-style:italic;font-weight:500;
    font-size:clamp(1rem,1.9vw,1.2rem);color:var(--accent-light);margin:0 0 1em;
  }
  .hero-ctas-lower{margin-top:18px;}
  .hero p.lead{
    font-size:clamp(1.05rem,2vw,1.3rem);
    max-width:560px;color:var(--text);opacity:.92;margin-bottom:1.8em;
    font-weight:500;
  }
  .hero-ctas{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:2.6em;}
  .hero-stats{display:flex;gap:clamp(24px,5vw,56px);flex-wrap:wrap;border-top:1px solid var(--border);padding-top:1.6em;}
  .hero-stats div{max-width:220px;}
  .hero-stats div strong{
    display:block;font-family:'Bebas Neue',sans-serif;font-size:clamp(1.8rem,3vw,2.5rem);color:var(--title-light);
  }
  .hero-stats div span{font-size:.78rem;text-transform:uppercase;letter-spacing:.12em;color:var(--text-small);}
  .scroll-cue{
    position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:2;
    display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--text-small);
    font-size:.7rem;text-transform:uppercase;letter-spacing:.2em;
    animation:bob 2.2s ease-in-out infinite;
  }
  @keyframes bob{0%,100%{transform:translate(-50%,0);}50%{transform:translate(-50%,8px);}}

  /* ---------- VENTANA EMERGENTE DE EVENTO ---------- */
  .event-modal{
    position:fixed;inset:0;z-index:3000;
    display:flex;align-items:center;justify-content:center;padding:16px;
    background:rgba(10,8,6,0.88);backdrop-filter:blur(3px);
    opacity:0;visibility:hidden;transition:opacity .35s ease,visibility 0s linear .35s;
  }
  .event-modal.open{opacity:1;visibility:visible;transition:opacity .35s ease;}
  .event-modal-inner{
    position:relative;
    width:min(calc(100vw - 32px), calc((100vh - 32px) * 2 / 3));
    width:min(calc(100vw - 32px), calc((100dvh - 32px) * 2 / 3));
    transform:scale(.92);transition:transform .35s ease;
  }
  .event-modal.open .event-modal-inner{transform:scale(1);}
  .event-modal-media{position:relative;border-radius:10px;overflow:hidden;box-shadow:var(--shadow);background:var(--bg-card);}
  .event-modal-inner img{display:block;width:100%;height:auto;}
  .event-modal-caption{
    position:absolute;left:0;right:0;bottom:0;padding:70px 14px 22px;text-align:center;
    background:linear-gradient(to top,rgba(10,8,6,0.96) 0%,rgba(10,8,6,0.82) 55%,rgba(10,8,6,0) 100%);
  }
  .event-modal-caption h3{
    margin:0 0 14px;font-size:1.7rem;line-height:1.08;white-space:nowrap;color:var(--title-light);
    text-shadow:0 3px 14px rgba(0,0,0,0.7);
  }
  .event-modal-caption h3 span{display:block;color:var(--accent-light);}
  .event-modal-cta{padding:12px 28px;}
  .event-modal-close{
    position:absolute;top:10px;right:10px;z-index:5;width:38px;height:38px;border-radius:50%;
    background:var(--accent);color:var(--title-light);border:3px solid var(--bg);
    font-size:1.4rem;line-height:1;cursor:pointer;
    display:flex;align-items:center;justify-content:center;
    box-shadow:0 6px 18px rgba(0,0,0,0.45);
    transition:background .2s ease,transform .2s ease;
  }
  .event-modal-close:hover{background:var(--accent-dark);transform:scale(1.08);}
  @media(max-width:560px){
    .event-modal-close{top:8px;right:8px;width:34px;height:34px;font-size:1.2rem;}
  }

  /* ---------- BOTÓN FLOTANTE: PROGRESO DE SCROLL / VOLVER ARRIBA ---------- */
  .scroll-fab{
    position:fixed;right:22px;bottom:22px;width:54px;height:54px;z-index:900;
    opacity:0;visibility:hidden;pointer-events:none;
    transform:translateY(14px) scale(.9);
    transition:opacity .35s ease,transform .35s ease,visibility 0s linear .35s;
  }
  .scroll-fab.show{
    opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0) scale(1);
    transition:opacity .35s ease,transform .35s ease;
  }
  .scroll-fab-progress{position:absolute;inset:0;width:100%;height:100%;transform:rotate(-90deg);}
  .scroll-fab-track{fill:none;stroke:rgba(250,245,236,0.14);stroke-width:2.2;}
  .scroll-fab-bar{
    fill:none;stroke:var(--accent-light);stroke-width:2.2;stroke-linecap:round;
    transition:stroke-dashoffset .1s linear;
  }
  .scroll-fab-btn{
    position:absolute;inset:6px;border-radius:50%;border:none;cursor:pointer;padding:0;
    background:var(--accent);display:flex;align-items:center;justify-content:center;
    box-shadow:0 10px 26px -8px rgba(0,0,0,0.55);
    transition:background .2s ease,transform .2s ease;
  }
  .scroll-fab-btn:hover{background:var(--accent-dark);transform:scale(1.07);}
  .scroll-fab-btn img{width:60%;height:60%;object-fit:contain;}
  @media(max-width:560px){
    .scroll-fab{width:46px;height:46px;right:14px;bottom:14px;}
  }

  /* ---------- GENERIC SECTION HEAD ---------- */
  .section-head{max-width:680px;margin-bottom:52px;}
  .acerca-head-row{display:flex;align-items:center;justify-content:flex-start;gap:28px;margin-bottom:26px;}
  .acerca-head-row h2{margin-bottom:0;}
  .acerca-head-title{font-size:clamp(2.2rem,4.5vw,3.2rem);}
  .yaolotl-emblem{height:calc(2.1 * clamp(2.2rem,4.5vw,3.2rem));width:auto;flex-shrink:0;opacity:.96;}
  @media(max-width:700px){
    .acerca-head-row{flex-direction:column;align-items:flex-start;gap:12px;}
    .yaolotl-emblem{height:auto;width:76px;}
    .acerca-head-title{font-size:clamp(1.55rem,7.5vw,2rem);letter-spacing:0;}
  }
  .section-pad{padding:clamp(70px,10vw,120px) 0;}
  .divider{height:1px;background:var(--border);}

  /* ---------- ACERCA DE MI ---------- */
  .about-block{
    display:grid;grid-template-columns:0.85fr 1.15fr;gap:clamp(30px,5vw,70px);
    align-items:center;margin-bottom:clamp(60px,8vw,100px);
  }
  .about-block:nth-child(even){direction:rtl;}
  .about-block:nth-child(even) > *{direction:ltr;}
  .about-block img{border-radius:6px;box-shadow:var(--shadow);width:100%;height:clamp(280px,32vw,420px);object-fit:cover;}
  .about-media{display:flex;flex-direction:column;}
  .about-block .step-no{
    font-family:'Bebas Neue',sans-serif;font-size:4.5rem;color:var(--accent);opacity:.55;line-height:1;
  }
  @media(max-width:820px){
    .about-block, .about-block:nth-child(even){grid-template-columns:1fr;direction:ltr;}
    .about-block img{height:260px;}
  }

  .about-block-banner{grid-template-columns:1fr !important;direction:ltr !important;}
  .about-block-banner > *{direction:ltr !important;}

  .rutas-gallery{
    display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:760px;margin:28px auto 0;
  }
  .rutas-img{
    aspect-ratio:1/1;border-radius:6px;overflow:hidden;background:var(--bg-card);
    border:1px solid var(--border);
  }
  .rutas-gallery .rutas-img img{
    width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease;
  }
  .rutas-card:hover .rutas-img img{transform:scale(1.05);}
  .rutas-card{text-align:center;}
  .rutas-card h4{
    margin:12px 0 2px;font-family:'Barlow Condensed',sans-serif;font-weight:700;
    font-size:1.05rem;color:var(--title-light);text-transform:none;
  }
  .rutas-card span{font-size:.82rem;color:var(--accent-light);}
  @media(max-width:820px){
    .rutas-gallery{grid-template-columns:1fr 1fr;max-width:500px;}
    .rutas-card:last-child{grid-column:1 / -1;max-width:calc(50% - 10px);margin:0 auto;}
  }
  @media(max-width:480px){
    .rutas-gallery{gap:12px;}
    .rutas-card h4{font-size:.92rem;}
  }

  .pillar-grid{
    display:flex;flex-direction:column;margin-top:24px;
  }
  .pillar-card{
    display:flex;align-items:flex-start;gap:16px;padding:16px 0;
    border-bottom:1px solid var(--border);
  }
  .pillar-card:last-child{border-bottom:none;padding-bottom:0;}
  .pillar-card:first-child{padding-top:0;}
  .pillar-icon{
    flex:none;width:34px;height:34px;border-radius:50%;background:rgba(193,96,46,0.14);color:var(--accent-light);
    display:flex;align-items:center;justify-content:center;margin-top:2px;
  }
  .pillar-text{flex:1;min-width:0;}
  .pillar-card h4{
    margin:0 0 4px;font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:.98rem;
    color:var(--title-light);text-transform:none;
  }
  .pillar-card p{margin:0;font-size:.84rem;line-height:1.45;color:var(--text);}

  /* ---------- ECOSISTEMA (diagrama) ---------- */
  .ecosystem{
    position:relative;
    display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;
    gap:26px;max-width:880px;margin:0 auto clamp(60px,8vw,100px);
    padding:40px 0;
    scroll-margin-top:120px;
  }
  .ecosystem::before{
    content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
    width:min(70%,420px);aspect-ratio:1;border:1px dashed var(--border);border-radius:50%;
    z-index:1;
  }
  .eco-card{
    background:var(--bg-card);border:1px solid var(--border);border-radius:10px;
    padding:24px 26px;position:relative;z-index:2;transition:border-color .25s ease, transform .25s ease;
  }
  .eco-card:hover{border-color:rgba(193,96,46,0.4);transform:translateY(-3px);}
  .eco-card-tl p{padding-right:calc(clamp(150px,18vw,190px) / 2 - 5px);}
  .eco-card-tr p{padding-left:calc(clamp(150px,18vw,190px) / 2 - 5px);}
  @media(max-width:820px){
    .eco-card-tl p, .eco-card-tr p{padding-right:0;padding-left:0;}
  }
  .eco-icon{
    width:42px;height:42px;border-radius:50%;background:rgba(193,96,46,0.12);color:var(--accent-light);
    display:flex;align-items:center;justify-content:center;margin-bottom:14px;
  }
  .eco-icon-right{margin-left:auto;}
  .eco-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:6px;}
  .eco-head h4{font-size:1.1rem;margin:0;color:var(--title-light);font-family:'Barlow Condensed',sans-serif;font-weight:700;text-transform:none;}
  .eco-num{font-family:'Bebas Neue',sans-serif;font-size:1.3rem;color:var(--text-small);}
  .eco-card p{font-size:.86rem;color:var(--text);margin:0;line-height:1.5;}
  .eco-center{
    position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
    width:clamp(150px,18vw,190px);aspect-ratio:1;border-radius:50%;
    background:var(--bg);border:1.5px solid var(--accent);
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
    z-index:3;box-shadow:0 15px 40px -12px rgba(0,0,0,0.6);
  }
  .eco-center strong{
    font-family:'Bebas Neue',sans-serif;font-weight:400;font-size:clamp(1.3rem,2.3vw,1.6rem);
    color:var(--title-light);line-height:1.05;text-align:center;letter-spacing:.02em;
  }
  .eco-center strong em{font-style:normal;color:var(--accent-light);}
  .eco-center strong{position:relative;z-index:1;}
  .eco-center-ring{
    position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
    width:122%;height:auto;aspect-ratio:1;opacity:.55;pointer-events:none;z-index:0;
  }
  @media(max-width:820px){
    .ecosystem{grid-template-columns:1fr;padding:0;gap:16px;}
    .ecosystem::before{display:none;}
    .eco-center{
      position:relative;top:0;left:0;transform:none;width:100%;max-width:220px;aspect-ratio:auto;
      padding:22px;margin:0 auto 6px;order:-1;
    }
  }

  .events-gallery{margin:56px 0 clamp(60px,8vw,100px);scroll-margin-top:120px;}
  .events-gallery-title{margin-bottom:22px;}
  .events-gallery-title .step-no{
    display:block;font-family:'Bebas Neue',sans-serif;font-size:4.5rem;color:var(--accent);opacity:.55;line-height:1;
  }
  .events-gallery-title h3{color:var(--title-light);margin:2px 0 0;}
  .events-gallery-grid{
    display:grid;grid-template-columns:repeat(5,1fr);gap:16px;max-width:1080px;margin:0 auto;
  }
  .eg-card h4{
    margin:10px 0 0;font-family:'Barlow Condensed',sans-serif;font-weight:700;
    font-size:1rem;color:var(--title-light);text-transform:none;
  }
  .eg-img{
    aspect-ratio:1/1;border-radius:6px;overflow:hidden;background:var(--bg-card);
    border:1px solid var(--border);
  }
  .eg-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease;}
  .eg-card:hover .eg-img img{transform:scale(1.05);}
  @media(max-width:820px){
    .events-gallery-grid{grid-template-columns:repeat(2,1fr);max-width:500px;}
  }
  @media(max-width:480px){
    .events-gallery-grid{grid-template-columns:1fr 1fr;gap:12px;max-width:340px;}
    .eg-card h4{font-size:.8rem;}
  }

  .alliances{
    margin-top:20px;
    display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;
  }
  .alliance-card{
    background:var(--bg-card);border:1px solid var(--border);border-radius:8px;
    padding:22px 22px;
  }
  .alliance-card .tag{color:var(--accent-light);font-family:'Barlow Condensed',sans-serif;text-transform:uppercase;font-size:.72rem;letter-spacing:.14em;font-weight:700;}
  .alliance-card h4{font-size:1.3rem;margin:.35em 0 .2em;}
  .alliance-card p{margin:0;font-size:.88rem;color:var(--text-small);}

  /* video strip */
  .video-strip{margin-top:60px;}
  .video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;}
  @media(max-width:900px){.video-grid{grid-template-columns:repeat(2,1fr);}}
  @media(max-width:600px){.video-grid{grid-template-columns:1fr;}}
  .video-card{
    position:relative;width:100%;border-radius:8px;overflow:hidden;background:#000;
    aspect-ratio:9/16;max-height:420px;box-shadow:var(--shadow);
  }
  .video-card iframe{width:100%;height:100%;border:0;position:absolute;inset:0;}
  .video-face{
    position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
    background:linear-gradient(180deg,rgba(0,0,0,0.15),rgba(0,0,0,.55));cursor:pointer;
  }
  .play-btn{
    width:66px;height:66px;border-radius:50%;background:var(--accent);
    display:flex;align-items:center;justify-content:center;box-shadow:0 10px 30px -6px rgba(193,96,46,0.7);
    transition:transform .2s ease;
  }
  .video-face:hover .play-btn{transform:scale(1.08);}
  .play-btn svg{margin-left:4px;}
  .video-caption{position:absolute;left:0;right:0;bottom:0;padding:16px;font-size:.85rem;color:var(--title-light);background:linear-gradient(0deg,rgba(0,0,0,.7),transparent);}

  /* ---------- ACTIVIDADES (carrusel) ---------- */
  .activities-carousel{position:relative;}
  .carousel-nav{display:flex;gap:10px;justify-content:flex-end;margin-bottom:16px;margin-right:28px;}
  .carousel-nav button{
    width:42px;height:42px;border-radius:50%;border:1px solid var(--border);background:transparent;color:var(--title-light);
    cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s;font-size:1.35rem;line-height:1;
  }
  .carousel-nav button:hover{background:var(--accent);border-color:var(--accent);}
  .activities-track{
    display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x proximity;
    padding:2px 2px 10px;align-items:flex-start;
    scrollbar-width:none;-ms-overflow-style:none;
  }
  .activities-track::-webkit-scrollbar{display:none;}
  .activity-card{
    scroll-snap-align:start;flex:0 0 clamp(190px,24vw,240px);
    background:var(--bg-card);border:1px solid var(--border);border-radius:10px;overflow:hidden;
    cursor:pointer;transition:transform .3s ease, box-shadow .3s ease;
    display:flex;flex-direction:column;
  }
  @media(max-width:700px){.activity-card{flex:0 0 72vw;}}
  .activity-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(193,96,46,0.4);}
  .activity-media{height:140px;overflow:hidden;position:relative;}
  .activity-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
  .activity-card:hover .activity-media img{transform:scale(1.08);}
  .activity-media .num{
    position:absolute;top:10px;left:10px;background:rgba(38,32,25,0.75);color:var(--accent-light);
    font-family:'Bebas Neue',sans-serif;font-size:.85rem;padding:3px 9px;border-radius:4px;letter-spacing:.08em;
  }
  .activity-body{padding:18px 18px 20px;flex:1;display:flex;flex-direction:column;}
  .activity-body h3{font-size:1.35rem;margin-bottom:.3em;}
  .activity-body p.short{font-size:.86rem;color:var(--text-small);margin:0 0 12px;}
  .activity-body .more{
    margin-top:auto;font-family:'Barlow Condensed',sans-serif;text-transform:uppercase;letter-spacing:.1em;
    font-size:.76rem;font-weight:700;color:var(--accent-light);display:flex;align-items:center;gap:6px;
  }
  .activity-detail{
    max-height:0;overflow:hidden;transition:max-height .4s ease, padding .4s ease;
    font-size:.86rem;border-top:0 solid var(--border);
  }
  .activity-card.expanded .activity-detail{max-height:340px;border-top:1px solid var(--border);padding-top:14px;margin-top:6px;}
  .activity-card.expanded .more svg{transform:rotate(180deg);}
  .activity-detail ul{margin:0;padding-left:18px;}
  .activity-detail li{margin-bottom:6px;color:var(--text);}

  /* ---------- EVENTOS ---------- */
  .events-layout{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(30px,5vw,60px);align-items:flex-start;}
  @media(max-width:900px){.events-layout{grid-template-columns:1fr;}}
  .calendar{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:clamp(18px,3vw,30px);}
  .cal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
  .cal-head h3{margin:0;font-size:1.6rem;text-transform:capitalize;}
  .cal-nav{display:flex;gap:8px;}
  .cal-nav button{
    width:34px;height:34px;border-radius:50%;border:1px solid var(--border);background:transparent;color:var(--title-light);
    cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s;
  }
  .cal-nav button:hover{background:var(--accent);border-color:var(--accent);}
  .cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;}
  .cal-dow{text-align:center;font-size:.68rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-small);padding-bottom:6px;}
  .cal-day{
    aspect-ratio:1;display:flex;flex-direction:column;align-items:center;justify-content:center;
    border-radius:6px;font-size:.85rem;color:var(--text);position:relative;cursor:default;
  }
  .cal-day.pad{visibility:hidden;}
  .cal-day.today{border:1px solid var(--accent-light);font-weight:700;}
  .cal-day.has-event{cursor:pointer;background:rgba(193,96,46,0.12);color:var(--title-light);font-weight:600;}
  .cal-day.has-event:hover{background:rgba(193,96,46,0.28);}
  .cal-day .dot{width:5px;height:5px;border-radius:50%;background:var(--accent-light);margin-top:3px;}
  .cal-day.active{background:var(--accent);color:var(--title-light);}

  .event-list{display:flex;flex-direction:column;gap:16px;}
  .event-card{
    display:flex;gap:16px;background:var(--bg-card);border:1px solid var(--border);border-radius:10px;
    padding:14px;transition:.25s;
  }
  .event-card.highlight{border-color:rgba(193,96,46,0.5);background:linear-gradient(135deg,rgba(193,96,46,0.14),var(--bg-card));}
  .event-card img{width:88px;height:88px;object-fit:cover;border-radius:8px;flex-shrink:0;cursor:zoom-in;transition:transform .2s ease;}
  .event-card img:hover{transform:scale(1.05);}
  .event-info .date{font-family:'Barlow Condensed',sans-serif;color:var(--accent-light);text-transform:uppercase;letter-spacing:.1em;font-size:.72rem;font-weight:700;}
  .event-info h4{margin:.2em 0 .25em;font-size:1.2rem;color:var(--title-light);font-family:'Barlow Condensed',sans-serif;text-transform:none;font-weight:700;}
  .event-info p{margin:0;font-size:.82rem;color:var(--text-small);}
  .event-link{
    display:inline-block;margin-top:8px;font-family:'Barlow Condensed',sans-serif;text-transform:uppercase;
    letter-spacing:.08em;font-size:.76rem;font-weight:700;color:var(--accent-light);border-bottom:1px solid var(--accent-light);
  }
  .event-link:hover{color:var(--title-light);border-color:var(--title-light);}

  /* lightbox */
  .lightbox{
    position:fixed;inset:0;background:rgba(10,8,6,0.92);display:flex;align-items:center;justify-content:center;
    opacity:0;pointer-events:none;transition:opacity .25s ease;z-index:5000;padding:30px;
  }
  .lightbox.show{opacity:1;pointer-events:auto;}
  .lightbox img{max-width:min(90vw,700px);max-height:85vh;border-radius:10px;box-shadow:0 30px 80px rgba(0,0,0,0.6);}
  .lightbox-close{
    position:absolute;top:22px;right:30px;color:var(--title-light);font-size:2.2rem;cursor:pointer;line-height:1;
  }
  .eg-card-gallery{cursor:pointer;}
  .gallery-lb .gal-figure{margin:0;display:flex;flex-direction:column;align-items:center;gap:12px;}
  .gallery-lb img{max-width:min(78vw,1000px);max-height:78vh;}
  .gallery-lb figcaption{color:var(--text-small);font-size:.85rem;letter-spacing:.14em;}
  .gal-nav{
    position:absolute;top:50%;transform:translateY(-50%);width:52px;height:52px;border-radius:50%;
    border:1.5px solid rgba(250,245,236,0.45);background:rgba(29,23,18,0.7);color:var(--title-light);
    font-size:2rem;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s ease;
  }
  .gal-nav:hover{background:var(--accent);border-color:var(--accent);}
  .gal-prev{left:18px;}
  .gal-next{right:18px;}
  @media (max-width:640px){
    .gal-nav{width:42px;height:42px;font-size:1.6rem;}
    .gal-prev{left:6px;} .gal-next{right:6px;}
  }
  .events-note{
    margin-top:22px;font-size:.8rem;color:var(--text-small);border-left:2px solid var(--accent);padding-left:14px;
  }

  /* ---------- MIEMBROS ---------- */
  .members{
    background:var(--bg-alt);
  }
  .members-card{
    display:grid;grid-template-columns:1.1fr 0.9fr;gap:clamp(30px,5vw,60px);align-items:center;
    background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:clamp(30px,5vw,56px);
    position:relative;overflow:hidden;
  }
  .members-card::before{
    content:'';position:absolute;top:-60px;right:-60px;width:220px;height:220px;border-radius:50%;
    background:radial-gradient(circle,rgba(193,96,46,0.28),transparent 70%);
  }
  @media(max-width:820px){.members-card{grid-template-columns:1fr;}}
  .members ul{list-style:none;margin:22px 0;padding:0;display:flex;flex-direction:column;gap:14px;}
  .members ul li{display:flex;gap:12px;align-items:flex-start;font-size:.95rem;}
  .members ul li svg{flex-shrink:0;margin-top:3px;color:var(--accent-light);}
  .members-visual{
    background:var(--bg);border:1px dashed var(--border);border-radius:12px;padding:30px;text-align:center;
  }
  .members-visual .lock{
    width:64px;height:64px;border-radius:50%;background:rgba(193,96,46,0.14);display:flex;align-items:center;
    justify-content:center;margin:0 auto 18px;color:var(--accent-light);
  }
  .members-visual h4{font-size:1.4rem;margin-bottom:.3em;}
  .members-visual p{font-size:.85rem;color:var(--text-small);margin-bottom:22px;}

  /* toast */
  .toast{
    position:fixed;bottom:26px;left:50%;transform:translateX(-50%) translateY(20px);
    background:var(--title-light);color:var(--title-dark);padding:14px 26px;border-radius:8px;
    font-weight:600;font-size:.9rem;box-shadow:0 15px 40px rgba(0,0,0,0.4);
    opacity:0;pointer-events:none;transition:all .35s ease;z-index:3000;max-width:90vw;text-align:center;
  }
  .toast.show{opacity:1;transform:translateX(-50%) translateY(0);}

  /* ---------- CONTACTO ---------- */
  .contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,70px);}
  @media(max-width:900px){.contact-layout{grid-template-columns:1fr;}}
  .contact-info-item{display:flex;gap:16px;margin-bottom:36px;align-items:flex-start;}
  .contact-info-item .ic{
    width:44px;height:44px;border-radius:50%;background:var(--bg-card);border:1px solid var(--border);
    display:flex;align-items:center;justify-content:center;color:var(--accent-light);flex-shrink:0;
  }
  .contact-info-item h4{margin:0 0 4px;font-size:1.05rem;font-family:'Barlow Condensed',sans-serif;text-transform:uppercase;letter-spacing:.06em;color:var(--title-light);font-weight:700;}
  .contact-info-item p, .contact-info-item a{margin:0;font-size:.92rem;color:var(--text);}
  .social-row{display:flex;align-items:center;gap:14px;margin-top:18px;}
  .social-row a{
    width:42px;height:42px;border-radius:50%;border:1px solid var(--border);display:flex;align-items:center;
    justify-content:center;transition:.2s;
  }
  .social-row a:hover{background:var(--accent);border-color:var(--accent);}

  form.contact-form{display:flex;flex-direction:column;gap:16px;}
  .field{display:flex;flex-direction:column;gap:6px;}
  .field label{font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--text-small);}
  .field label .req-mark{color:var(--accent);}
  .field input, .field textarea{
    background:var(--bg-card);border:1px solid var(--border);border-radius:6px;padding:13px 14px;
    color:var(--title-light);font-family:'Barlow',sans-serif;font-size:.95rem;resize:vertical;
  }
  .field input:focus, .field textarea:focus{outline:none;border-color:var(--accent);}
  .contact-info-item a.map-link{display:inline-block;margin-top:16px;font-size:.8rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-light);}
  .contact-info-item a.map-link:hover{color:var(--title-light);}
  .contact-info-item:has(+ .map-embed){margin-bottom:0;}
  .map-embed{margin:6px 0 44px;}
  .field select{
    background:var(--bg-card);border:1px solid var(--border);border-radius:6px;padding:15px 14px;min-height:52px;
    color:var(--title-light);font-family:'Barlow',sans-serif;font-size:1rem;cursor:pointer;
  }
  .field select:focus{outline:none;border-color:var(--accent);}
  .field select option{background:var(--bg-card);color:var(--title-light);}
  .map-embed iframe{width:100%;height:260px;border:1px solid var(--border);border-radius:8px;display:block;}
  form.contact-form .btn{align-self:flex-start;margin-top:6px;}

  /* ---------- FOOTER ---------- */
  footer{background:var(--bg-alt);border-top:1px solid var(--border);padding:50px 0 26px;}
  .footer-grid{display:flex;justify-content:space-between;flex-wrap:wrap;gap:30px;margin-bottom:34px;}
  .footer-brand{display:flex;flex-direction:column;align-items:flex-start;gap:14px;max-width:320px;}
  .footer-yaolotl-logo{width:min(190px,60vw);height:auto;object-fit:contain;}
  .footer-brand-address{margin:0;font-size:.82rem;color:var(--text);}
  .footer-links{display:flex;gap:60px;flex-wrap:wrap;}
  .footer-links h5{margin:0 0 14px;font-size:.75rem;text-transform:uppercase;letter-spacing:.14em;color:var(--text-small);}
  .footer-links ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;}
  .footer-links a{font-size:.88rem;color:var(--text);}
  .footer-links a:hover{color:var(--accent-light);}
  .footer-bottom{
    border-top:1px solid var(--border);padding-top:22px;display:flex;justify-content:space-between;
    flex-wrap:wrap;gap:10px;font-size:.78rem;color:var(--text-small);
  }

  /* whatsapp float */
  .reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease, transform .7s ease;}
  .reveal.in{opacity:1;transform:translateY(0);}

  ::selection{background:var(--accent);color:var(--title-light);}