/* ============================================================
   CEN — Campaña Educativa Nacional  •  faithful landing clone
   Design tokens (tweakable via :root overrides)
   ============================================================ */
:root{
  --blue-royal:#2C6FE6;
  --blue-deep:#1B49C4;
  --blue-bright:#28C6F0;
  --cyan:#28C6F0;
  --green:#3FC46A;
  --green-cyan:#23C3C8;
  --teal:#22B79A;

  --ink:#21303B;
  --ink-soft:#3a4a57;
  --muted:#7E8C99;
  --muted-2:#9aa6b2;
  --line:#e7ecf1;

  --bg:#ffffff;
  --bg-alt:#f4f6f8;
  --bg-green:linear-gradient(180deg,#eef8d2 0%,#ffffff 70%);

  --grad-head:linear-gradient(95deg,var(--blue-royal) 0%, var(--blue-bright) 100%);
  --grad-head-green:linear-gradient(95deg,var(--green) 0%, var(--green-cyan) 100%);
  --grad-card:linear-gradient(150deg,#56a8f9 0%, #2C6FE6 100%);
  --grad-card-deep:linear-gradient(150deg,#2f86f3 0%, #1f5fe0 100%);
  --grad-nav:linear-gradient(100deg,#1B49C4 0%, #2E73E8 60%, #2C6FE6 100%);

  --radius:24px;
  --radius-card:22px;
  --shadow-card:0 22px 48px -18px rgba(34,86,170,.34);
  --shadow-soft:0 16px 40px -20px rgba(30,60,120,.28);

  --font-head:'Poppins',system-ui,sans-serif;
  --font-body:'Mulish',system-ui,sans-serif;

  --maxw:1200px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px;}
.section{padding:84px 0;}
.section.tight{padding:56px 0;}

/* gradient display heading */
.grad-head{
  font-family:var(--font-head);
  font-weight:700;
  letter-spacing:-.01em;
  line-height:1.05;
  background:var(--grad-head);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.grad-head.green{background:var(--grad-head-green);-webkit-background-clip:text;background-clip:text;}
.section-title{font-size:clamp(36px,5.6vw,88px);text-align:center;margin:0 0 14px;}
.section-title,.hero h1,.grad-head,.intro-grid .lead{overflow-wrap:break-word;word-break:break-word;}
body{overflow-x:clip;}
.section-sub{max-width:760px;margin:0 auto;text-align:center;color:var(--muted);
  font-size:18px;line-height:1.6;}
.eyebrow{font-family:var(--font-head);font-weight:600;letter-spacing:.16em;
  text-transform:uppercase;font-size:13px;color:var(--blue-royal);}

/* buttons */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-head);font-weight:600;font-size:16px;
  padding:15px 30px;border-radius:40px;cursor:pointer;border:none;
  background:var(--blue-royal);color:#fff;
  box-shadow:0 14px 26px -12px rgba(44,111,230,.7);
  transition:transform .18s ease, box-shadow .18s ease, filter .18s;
}
.btn:hover{transform:translateY(-2px);filter:brightness(1.05);
  box-shadow:0 20px 32px -12px rgba(44,111,230,.8);}
.btn.green{background:var(--green);box-shadow:0 14px 26px -12px rgba(63,196,106,.7);}
.btn.ghost{background:#fff;color:var(--ink);box-shadow:var(--shadow-soft);}

/* ============================================================
   Alianzas marquee (top band)
   ============================================================ */
.alianzas{background:var(--bg-alt);padding:26px 0 30px;text-align:center;
  border-bottom:1px solid var(--line);}
.alianzas h2{font-family:var(--font-head);font-weight:600;color:var(--blue-bright);
  font-size:clamp(22px,3vw,32px);margin:0 0 22px;position:relative;display:inline-block;}
.alianzas h2::before,.alianzas h2::after{content:"";position:absolute;top:50%;width:120px;
  height:1px;background:linear-gradient(90deg,transparent,#cfd8e0);}
.alianzas h2::before{right:calc(100% + 26px);transform:scaleX(-1);}
.alianzas h2::after{left:calc(100% + 26px);}
.marquee{overflow:hidden;-webkit-mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);}
.marquee-track{display:flex;align-items:center;gap:54px;width:max-content;
  animation:marq 42s linear infinite;}
.marquee:hover .marquee-track{animation-play-state:paused;}
.marquee-track img{height:62px;width:auto;object-fit:contain;filter:grayscale(.2);
  opacity:.9;transition:filter .2s,opacity .2s;}
.marquee-track img:hover{filter:none;opacity:1;}
@keyframes marq{to{transform:translateX(-50%);}}
body.no-marquee .alianzas{display:none;}

/* ============================================================
   Navigation
   ============================================================ */
.nav{position:sticky;top:0;z-index:60;background:var(--grad-nav);overflow:hidden;}
.nav::before,.nav::after{content:"";position:absolute;inset:0;pointer-events:none;}
.nav::before{background:
  linear-gradient(120deg,transparent 38%,rgba(255,255,255,.10) 38.4%,rgba(255,255,255,.10) 52%,transparent 52.4%);}
.nav::after{background:
  linear-gradient(120deg,transparent 60%,rgba(255,255,255,.07) 60.3%,rgba(255,255,255,.07) 74%,transparent 74.3%);}
.nav-inner{position:relative;z-index:2;display:flex;align-items:center;
  justify-content:space-between;height:98px;}
.brand{display:flex;align-items:center;gap:16px;}
.brand-badge{width:66px;height:66px;border-radius:50%;background:#fff;
  display:grid;place-items:center;box-shadow:0 4px 14px rgba(0,0,0,.18);
  border:3px solid var(--green);position:relative;}
.brand-badge b{font-family:var(--font-head);font-weight:800;color:var(--blue-royal);
  font-size:22px;letter-spacing:.02em;}
.brand-name{font-family:var(--font-head);font-weight:600;color:#fff;
  font-size:15.5px;line-height:1.2;letter-spacing:.02em;}
.nav-links{display:flex;align-items:center;gap:42px;}
.nav-links a{font-family:var(--font-head);font-weight:600;color:#fff;font-size:17px;
  opacity:.95;transition:opacity .15s;}
.nav-links a:hover{opacity:.7;}
.nav-cta{display:inline-flex;align-items:center;gap:10px;background:#fff;color:var(--ink);
  font-family:var(--font-head);font-weight:600;padding:13px 27px;border-radius:30px;
  box-shadow:0 8px 18px rgba(0,0,0,.18);font-size:16.5px;}
.nav-cta svg{width:18px;height:18px;color:var(--blue-royal);}
.nav-burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;}
.nav-burger span{width:26px;height:2.5px;background:#fff;border-radius:2px;transition:transform .2s,opacity .2s;}
.nav.open .nav-burger span:nth-child(1){transform:translateY(7.5px) rotate(45deg);}
.nav.open .nav-burger span:nth-child(2){opacity:0;}
.nav.open .nav-burger span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg);}
.nav-mobile-contacto{display:none;}
/* offset anchored sections so the sticky nav doesn't cover their heading */
section[id]{scroll-margin-top:100px;}

/* ============================================================
   Hero
   ============================================================ */
.hero{background:#fff;text-align:center;padding:78px 0 40px;}
.hero h1{font-family:var(--font-head);font-weight:700;line-height:1.04;
  font-size:clamp(42px,7vw,108px);margin:0 auto 22px;max-width:15ch;
  background:var(--grad-head);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;}
.hero p{max-width:720px;margin:0 auto 38px;color:var(--ink-soft);
  font-size:clamp(18px,1.5vw,23px);line-height:1.7;font-weight:500;}
.hero-video{position:relative;width:100%;background:#fff;padding:6px 0 72px;}
.hero-video .video-frame{position:relative;border-radius:30px;
  padding:clamp(7px,0.9vw,13px);
  background:linear-gradient(120deg,var(--blue-deep) 0%,var(--blue-royal) 55%,var(--blue-bright) 100%);
  box-shadow:0 34px 66px -24px rgba(28,73,196,.55),0 6px 18px -10px rgba(28,73,196,.35);}
.hero-video .video-frame::before{content:"";position:absolute;inset:0;border-radius:30px;
  padding:1px;background:linear-gradient(120deg,rgba(255,255,255,.55),rgba(255,255,255,0) 40%);
  -webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;}
.hero-video .video-card{position:relative;aspect-ratio:16/9;border-radius:22px;
  overflow:hidden;background:#0a3b73;}
.hero-video .video-card video{position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;display:block;}
.hero-video .video-fallback{position:absolute;inset:0;
  background:radial-gradient(circle at 50% 60%,#39b4f0 0%,#1d77d8 45%,#0c4ea3 100%);
  display:grid;place-items:center;color:#cdeafe;font-family:var(--font-body);}
/* custom video controls */
.video-card .vctrl{position:absolute;right:14px;bottom:14px;z-index:2;
  display:flex;gap:8px;padding:6px;border-radius:999px;
  background:rgba(10,33,72,.42);backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,.18);
  box-shadow:0 8px 22px -10px rgba(0,0,0,.5);
  opacity:0;transform:translateY(6px);transition:opacity .25s,transform .25s;}
.video-card:hover .vctrl,.video-card:focus-within .vctrl,
.video-card.show-ctrl .vctrl{opacity:1;transform:none;}
.vctrl-btn{width:38px;height:38px;border:0;cursor:pointer;border-radius:50%;
  display:grid;place-items:center;color:#fff;
  background:rgba(255,255,255,.12);transition:background .18s,transform .12s;}
.vctrl-btn:hover{background:rgba(255,255,255,.26);}
.vctrl-btn:active{transform:scale(.92);}
.vctrl-btn svg{width:20px;height:20px;display:block;pointer-events:none;}
/* icon swapping driven by state classes on .video-card */
.vctrl-btn .ico-play,.vctrl-btn .ico-sound{display:none;}
.video-card.is-paused .vctrl-btn .ico-pause{display:none;}
.video-card.is-paused .vctrl-btn .ico-play{display:block;}
.video-card:not(.is-muted) .vctrl-btn .ico-muted{display:none;}
.video-card:not(.is-muted) .vctrl-btn .ico-sound{display:block;}
@media(max-width:560px){
  .video-card .vctrl{right:9px;bottom:9px;gap:6px;opacity:1;transform:none;}
  .vctrl-btn{width:34px;height:34px;}
  .vctrl-btn svg{width:18px;height:18px;}
}
.video-card:fullscreen{aspect-ratio:auto;width:100%;height:100%;
  border-radius:0;background:#000;}
.video-card:fullscreen video{object-fit:contain;}
.video-card:-webkit-full-screen{aspect-ratio:auto;width:100%;height:100%;
  border-radius:0;background:#000;}
.video-card:-webkit-full-screen video{object-fit:contain;}
@media(max-width:560px){
  .hero-video{padding:2px 0 48px;}
  .hero-video .video-frame{border-radius:22px;}
  .hero-video .video-frame::before{border-radius:22px;}
  .hero-video .video-card{border-radius:16px;}
}

/* ============================================================
   Carousel (shared)
   ============================================================ */
.carousel{position:relative;}
.carousel-track{display:flex;gap:26px;overflow-x:auto;scroll-snap-type:x mandatory;
  scroll-behavior:smooth;padding:8px 4px 18px;
  scrollbar-width:none;-ms-overflow-style:none;cursor:grab;}
.carousel-track::-webkit-scrollbar{display:none;}
.carousel-track.dragging{cursor:grabbing;scroll-behavior:auto;scroll-snap-type:none;}
.carousel-track>*{scroll-snap-align:start;flex:0 0 auto;}
.carousel.fade .carousel-track{
  -webkit-mask:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
  mask:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);}
.car-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:6;
  width:50px;height:50px;border-radius:50%;border:none;cursor:pointer;
  background:rgba(120,130,140,.34);color:#fff;display:grid;place-items:center;
  backdrop-filter:blur(4px);transition:background .15s,transform .15s;}
.car-arrow:hover{background:rgba(90,100,110,.6);}
.car-arrow:active{transform:translateY(-50%) scale(.92);}
.car-arrow.prev{left:-10px;}
.car-arrow.next{right:-10px;}
.car-arrow svg{width:20px;height:20px;}
.car-arrow[disabled]{opacity:.25;cursor:default;}
.car-dots{display:flex;gap:8px;justify-content:center;align-items:center;margin-top:14px;
  background:#e9edf1;width:max-content;margin-inline:auto;padding:8px 12px;border-radius:30px;}
.car-dots button{width:9px;height:9px;border-radius:50%;border:none;background:#b9c4cd;
  cursor:pointer;padding:0;transition:background .15s,width .15s;}
.car-dots button.active{background:var(--blue-royal);width:22px;border-radius:6px;}
.car-dots.green button.active{background:var(--green);}

/* photo card (niveles / plataformas) */
.photo-card{width:clamp(280px,42vw,430px);}
.photo-card .pc-img{position:relative;border-radius:var(--radius-card);overflow:hidden;
  aspect-ratio:16/10;box-shadow:var(--shadow-soft);background:var(--bg-alt);}
.photo-card .pc-img img{width:100%;height:100%;object-fit:cover;}
.photo-card .pc-img .acceder{position:absolute;right:16px;bottom:16px;background:#fff;
  color:var(--ink);font-family:var(--font-head);font-weight:600;font-size:14px;
  padding:9px 20px;border-radius:24px;box-shadow:0 8px 18px rgba(0,0,0,.22);}
.photo-card h3{font-family:var(--font-head);font-weight:600;font-size:26px;margin:20px 0 10px;}
.photo-card p{color:var(--muted);font-size:16px;line-height:1.6;margin:0;}

/* ============================================================
   Two-column intro
   ============================================================ */
.intro-band{background:var(--bg-alt);}
.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:start;}
.intro-grid .lead{font-family:var(--font-head);font-weight:600;font-size:clamp(26px,3vw,38px);
  line-height:1.18;margin:0;color:var(--ink);}
.intro-grid p{color:var(--muted);font-size:17px;line-height:1.7;margin:0 0 18px;}
.intro-grid strong{color:var(--blue-royal);}

/* ============================================================
   Audiovisual (youtube) carousel
   ============================================================ */
.yt-card{width:clamp(300px,46vw,520px);border-radius:18px;overflow:hidden;
  box-shadow:var(--shadow-soft);background:#000;aspect-ratio:16/9;position:relative;}
.yt-card iframe{width:100%;height:100%;border:0;display:block;}
.yt-card .yt-thumb{width:100%;height:100%;object-fit:cover;cursor:pointer;}
.yt-card .yt-play{position:absolute;inset:0;display:grid;place-items:center;cursor:pointer;
  background:rgba(0,0,0,.18);transition:background .2s;}
.yt-card .yt-play:hover{background:rgba(0,0,0,.32);}
.yt-card .yt-play span{width:74px;height:74px;border-radius:50%;background:rgba(229,57,53,.95);
  display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.4);}
.yt-card .yt-play span::after{content:"";border-left:24px solid #fff;border-top:14px solid transparent;
  border-bottom:14px solid transparent;margin-left:6px;}

/* ============================================================
   Nosotros / stats / about
   ============================================================ */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;}
.about-grid p{color:var(--muted);font-size:17px;line-height:1.75;}
.about-grid strong{color:var(--blue-royal);}
.about-img{position:relative;border-radius:26px;overflow:hidden;box-shadow:var(--shadow-card);}
.about-img img{width:100%;aspect-ratio:1/1;object-fit:cover;}
.about-badge{position:absolute;left:18px;bottom:18px;background:rgba(255,255,255,.92);
  border-radius:16px;padding:12px 18px;backdrop-filter:blur(6px);}
.about-badge b{font-family:var(--font-head);color:var(--blue-royal);font-size:13px;letter-spacing:.12em;}
.about-badge p{margin:2px 0 0;font-family:var(--font-head);font-weight:600;color:var(--ink);
  font-size:14px;line-height:1.3;}
.stat{display:flex;align-items:center;gap:18px;justify-content:center;margin:0 0 8px;}
.stat .num{font-family:var(--font-head);font-weight:800;font-size:64px;
  background:var(--grad-head);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.stat .lbl{font-family:var(--font-head);font-weight:600;font-size:20px;color:var(--ink);max-width:160px;line-height:1.2;}

/* ============================================================
   Platform sections (Robotica / Idiomas / Financiera / Control)
   ============================================================ */
.platform{padding:84px 0;}
.platform .head-wrap{text-align:center;max-width:900px;margin:0 auto 18px;}
.platform .desc{color:var(--muted);font-size:18px;line-height:1.7;text-align:center;
  max-width:900px;margin:0 auto;}
.platform .desc strong{color:var(--ink);font-weight:700;}
.platform.green-band{background:var(--bg-green);}

/* gradient feature/level/language cards */
.gcard{position:relative;border-radius:var(--radius-card);background:var(--grad-card);
  color:#fff;box-shadow:var(--shadow-card);overflow:hidden;}
.gcard.alt{background:var(--grad-card-deep);}
.gcard::after{content:"";position:absolute;inset:0;
  background:radial-gradient(120% 80% at 80% 0%,rgba(255,255,255,.18),transparent 60%);}

/* level cards row (peek + fade) */
.level-card{width:clamp(230px,26vw,300px);aspect-ratio:1.34/1;padding:26px;
  display:flex;flex-direction:column;}
.level-card .lv{font-family:var(--font-head);font-weight:700;font-size:34px;letter-spacing:.02em;}
.level-card ul{list-style:none;margin:14px 0 0;padding:0;}
.level-card li{font-size:13.5px;opacity:.92;margin-bottom:6px;position:relative;padding-left:14px;}
.level-card li::before{content:"•";position:absolute;left:0;}
.level-card .lv-ico{position:absolute;top:22px;right:22px;width:54px;height:54px;opacity:.9;}

/* diferenciadores grid */
.dif-title{text-align:center;margin:0 0 48px;}
.dif-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;}
.dif-card{display:flex;flex-direction:column;align-items:center;text-align:center;gap:18px;}
.dif-ico{width:100%;max-width:230px;aspect-ratio:1/1;border-radius:var(--radius-card);
  background:var(--grad-card);box-shadow:var(--shadow-card);display:grid;place-items:center;
  position:relative;overflow:hidden;}
.dif-ico.alt{background:var(--grad-card-deep);}
.dif-ico img{width:62%;height:62%;object-fit:contain;}
.dif-card h4{font-family:var(--font-head);font-weight:600;font-size:19px;margin:0;color:var(--ink-soft);max-width:240px;}
.dif-card p{color:var(--muted);font-size:15px;line-height:1.6;margin:0;max-width:280px;}

/* image art cards (level / language art exported as full images) */
.art-card{border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);
  background:var(--grad-card);}
.art-card.level{width:clamp(230px,26vw,300px);aspect-ratio:1.34/1;}
.art-card.lang{width:clamp(210px,24vw,280px);aspect-ratio:1.34/1;}
.art-card img{width:100%;height:100%;object-fit:cover;}

/* language cards */
.lang-card{width:clamp(210px,24vw,280px);aspect-ratio:1.4/1;display:grid;place-items:center;
  text-align:center;color:#fff;padding:18px;}
.lang-card .li-ico{width:64px;height:64px;margin-bottom:6px;}
.lang-card b{font-family:var(--font-head);font-weight:700;font-size:24px;letter-spacing:.04em;line-height:1.1;}

/* phone mockup carousel */
.phone-card{width:clamp(200px,22vw,260px);aspect-ratio:3/4;border-radius:26px;overflow:hidden;
  box-shadow:var(--shadow-card);background:var(--bg-alt);}
.phone-card img{width:100%;height:100%;object-fit:cover;}

/* eco band */
.eco-head{font-family:var(--font-head);font-weight:700;text-align:center;
  font-size:clamp(24px,3.4vw,40px);line-height:1.2;max-width:1000px;margin:0 auto 40px;color:var(--ink);}
.eco-head.on-blue{color:#fff;}

/* tags row */
.tag-row{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:26px;}
.tag{font-family:var(--font-head);font-weight:600;color:var(--blue-royal);
  background:rgba(44,111,230,.08);border:1.5px solid rgba(44,111,230,.25);
  padding:11px 24px;border-radius:30px;font-size:16px;}

/* quote band */
.quote-band{position:relative;border-radius:30px;overflow:hidden;color:#fff;
  min-height:420px;display:flex;align-items:flex-end;box-shadow:var(--shadow-card);}
.quote-band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.quote-band::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,30,60,.15),rgba(10,30,60,.78));}
.quote-band .qb-in{position:relative;z-index:2;padding:46px;}
.quote-band h3{font-family:var(--font-head);font-weight:700;font-size:clamp(28px,3.4vw,46px);margin:0 0 14px;}
.quote-band p{font-size:20px;font-style:italic;opacity:.95;margin:0;max-width:640px;}

/* fullbleed video */
.vid-band{border-radius:26px;overflow:hidden;box-shadow:var(--shadow-card);background:#06203f;}
.vid-band video{width:100%;display:block;max-height:560px;object-fit:cover;}

/* ============================================================
   Closing line
   ============================================================ */
.closing{text-align:center;padding:70px 0;}
.closing h2{font-family:var(--font-head);font-weight:700;font-size:clamp(30px,4.4vw,56px);
  background:var(--grad-head);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  margin:0 auto;max-width:18ch;line-height:1.1;}

/* ============================================================
   Valores
   ============================================================ */
.valores{background:var(--bg-alt);}
.value-card{width:clamp(280px,40vw,400px);}
.value-card .vc-img{border-radius:var(--radius-card);overflow:hidden;aspect-ratio:16/10;
  box-shadow:var(--shadow-soft);background:#11202e;position:relative;}
.value-card .vc-img img{width:100%;height:100%;object-fit:cover;}
.value-card .vc-tag{position:absolute;left:16px;top:16px;background:rgba(255,255,255,.92);
  color:var(--blue-royal);font-family:var(--font-head);font-weight:700;padding:7px 16px;border-radius:20px;font-size:14px;}
.value-card h3{font-family:var(--font-head);font-weight:600;font-size:24px;margin:20px 0 8px;}
.value-card p{color:var(--muted);font-size:16px;line-height:1.6;margin:0;}

/* ============================================================
   Contacto
   ============================================================ */
.contacto-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:stretch;}
.contacto h2{font-family:var(--font-head);font-weight:700;color:var(--teal);
  font-size:clamp(34px,4.4vw,52px);margin:0 0 26px;}
.contacto .c-block{color:var(--muted);font-size:18px;line-height:1.7;margin:0 0 20px;}
.contacto .c-block b{color:var(--ink-soft);font-weight:600;font-family:var(--font-head);}
.contacto a.c-mail{color:var(--blue-royal);word-break:break-word;}
.contacto .socials{display:flex;gap:14px;margin-top:8px;}
.contacto .socials a{width:46px;height:46px;border-radius:50%;border:1.5px solid var(--line);
  display:grid;place-items:center;color:var(--ink);transition:.15s;}
.contacto .socials a:hover{border-color:var(--teal);color:var(--teal);transform:translateY(-2px);}
.contacto .c-photo{border-radius:26px;overflow:hidden;box-shadow:var(--shadow-card);min-height:520px;background:var(--bg-alt);}
.contacto .c-photo img{width:100%;height:100%;object-fit:cover;}

/* ============================================================
   Footer
   ============================================================ */
.footer{background:#fff;border-top:1px solid var(--line);padding:60px 0 50px;}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1.2fr;gap:48px;}
.footer .f-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer .f-badge{width:42px;height:42px;border-radius:50%;background:#fff;border:2.5px solid var(--green);
  display:grid;place-items:center;}
.footer .f-badge b{font-family:var(--font-head);font-weight:800;color:var(--blue-royal);font-size:13px;}
.footer h5{font-family:var(--font-head);font-weight:600;color:var(--ink);font-size:15px;margin:0 0 6px;}
.footer p,.footer a{color:var(--muted-2);font-size:14.5px;line-height:1.7;margin:0;}
.footer .f-links{display:flex;flex-direction:column;gap:10px;}
.footer .f-links a:hover{color:var(--blue-royal);}
.footer .f-col-title{font-family:var(--font-head);font-weight:700;color:var(--ink);
  font-size:13px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:14px;}

/* placeholder */
.ph{background:
  repeating-linear-gradient(45deg,#e9eef3 0 12px,#eff3f7 12px 24px);
  display:grid;place-items:center;color:#9fb0bf;font-family:'Mulish',monospace;
  font-size:13px;text-align:center;padding:10px;}

/* reveal on scroll — hidden state only applies once JS opts in (.js-reveal),
   so if the script never runs the content stays fully visible. */
html.js-reveal .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease;}
html.js-reveal .reveal.in{opacity:1;transform:none;}
@media(prefers-reduced-motion:reduce){
  html.js-reveal .reveal{opacity:1;transform:none;transition:none;}
}

/* ============================================================
   Responsive
   ============================================================ */
@media(max-width:900px){
  .nav{overflow:visible;}
  .nav-burger{display:flex;}
  .nav-cta{display:none;}
  /* mobile dropdown menu */
  .nav-links{
    position:absolute;top:100%;left:0;right:0;
    display:flex;flex-direction:column;gap:0;align-items:stretch;
    background:var(--grad-nav);padding:6px 0 10px;
    box-shadow:0 22px 34px -18px rgba(0,0,0,.55);
    opacity:0;transform:translateY(-10px);pointer-events:none;
    transition:opacity .2s ease,transform .2s ease;
  }
  .nav.open .nav-links{opacity:1;transform:none;pointer-events:auto;}
  .nav-links a{padding:15px 28px;font-size:17px;opacity:1;
    border-top:1px solid rgba(255,255,255,.12);}
  .nav-mobile-contacto{display:block;}
  .intro-grid,.about-grid,.contacto-grid{grid-template-columns:1fr;gap:34px;}
  .dif-grid{grid-template-columns:repeat(2,1fr);gap:22px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .section{padding:60px 0;}
  .platform{padding:60px 0;}
  .closing{padding:50px 0;}
  .quote-band{min-height:340px;}
  .quote-band .qb-in{padding:30px;}
  .about-img img{aspect-ratio:4/5;}
  .contacto .c-photo{min-height:340px;}
}
@media(max-width:560px){
  .wrap{padding:0 18px;}
  .dif-grid{grid-template-columns:1fr;gap:16px;}
  .dif-ico{max-width:200px;}
  .stat .num{font-size:48px;}
  .car-arrow{width:40px;height:40px;}
  .car-arrow.prev{left:2px;}
  .car-arrow.next{right:2px;}
  .car-arrow svg{width:16px;height:16px;}
  .hero{padding:54px 0 34px;}
  .hero h1{font-size:clamp(30px,8.4vw,40px);max-width:100%;}
  .section-title{font-size:clamp(27px,7.4vw,36px);}
  .hero p{font-size:17px;}
  .section-sub,.platform .desc{font-size:16px;}
  .photo-card,.value-card{width:clamp(240px,80vw,340px);}
  .quote-band p{font-size:17px;}
  .nav-inner{height:78px;}
  .brand-badge{width:56px;height:56px;}
  .brand-badge b{font-size:19px;}
  .brand-name{font-size:13.5px;}
  section[id]{scroll-margin-top:84px;}
}