/* MOSCU STUDIO · sitio · blanco y negro */
:root {
  --bg: #070707; --bg2: #0c0c0c; --card: rgba(18,18,18,.72); --fg: #f2f2f2; --mut: #8d8d8d; --dim: #555;
  --line: rgba(255,255,255,.09); --line2: rgba(255,255,255,.18);
  --fd: "Unbounded", "Barlow Condensed", sans-serif; --ft: "Barlow Condensed", sans-serif; --fb: "Barlow", system-ui, sans-serif; --fm: "JetBrains Mono", ui-monospace, monospace;
  --r: 18px; --ease: cubic-bezier(.2,.7,.1,1);
  color-scheme: dark;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; background: var(--bg); }
body { background: var(--bg); color: var(--fg); font: 400 17px/1.55 var(--fb); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; }
::selection { background: #fff; color: #000; }
.wrap { width: min(1240px, 100% - 32px); margin-inline: auto; }
.narrow { width: min(860px, 100% - 32px); }

/* fondo */
#bg { position: fixed; inset: 0; width: 100%; height: 100%; z-index: -2; opacity: .55; }
.grain { position: fixed; inset: -50%; z-index: -1; pointer-events: none; opacity: .06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 1s steps(4) infinite; }
@keyframes grain { 0%{transform:translate(0,0)} 25%{transform:translate(-3%,2%)} 50%{transform:translate(2%,-3%)} 75%{transform:translate(-2%,-1%)} }
.cursor { position: fixed; left: 0; top: 0; width: 420px; height: 420px; margin: -210px 0 0 -210px; border-radius: 50%; pointer-events: none; z-index: -1;
  background: radial-gradient(circle, rgba(255,255,255,.07), transparent 60%); transition: opacity .4s; }
@media (hover: none) { .cursor { display: none; } }

/* botones */
.btn { display: inline-flex; align-items: center; gap: 9px; height: 46px; padding: 0 22px; border-radius: 99px; font: 600 15px/1 var(--ft); letter-spacing: .09em; text-transform: uppercase; white-space: nowrap;
  transition: background .25s, color .25s, border-color .25s, transform .3s var(--ease); will-change: transform; }
.btn i { font-size: 18px; }
.btn-w { background: #fff; color: #000; }
.btn-w:hover { background: #d9d9d9; }
.btn-o { border: 1px solid var(--line2); background: rgba(10,10,10,.5); backdrop-filter: blur(8px); }
.btn-o:hover { border-color: #fff; }
.btn-sm { height: 36px; padding: 0 16px; font-size: 13px; }
.btn-lg { height: 54px; padding: 0 28px; font-size: 16px; }

/* nav */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; display: flex; align-items: center; gap: 24px; height: 68px; padding: 0 max(16px, calc((100% - 1240px) / 2));
  transition: background .35s, border-color .35s, height .35s; border-bottom: 1px solid transparent; }
.nav.solid { background: rgba(7,7,7,.78); backdrop-filter: blur(16px) saturate(1.2); border-color: var(--line); height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; }
.bw { display: flex; flex-direction: column; line-height: .9; }
.bw b { font: 900 17px/1 var(--fd); letter-spacing: .02em; }
.bw small { font: 500 8.5px/1 var(--fm); letter-spacing: .48em; color: var(--mut); margin-top: 3px; padding-left: 2px; }
.links { display: flex; gap: 4px; margin-left: auto; }
.links a { padding: 8px 14px; border-radius: 99px; font: 500 14px var(--ft); letter-spacing: .12em; text-transform: uppercase; color: #bbb; transition: color .2s, background .2s; }
.links a:hover, .links a.on { color: #fff; background: rgba(255,255,255,.07); }
.nav-r { display: flex; align-items: center; gap: 12px; }
.lang { display: flex; border: 1px solid var(--line2); border-radius: 99px; padding: 3px; }
.lang button { padding: 4px 10px; border-radius: 99px; font: 500 12px var(--fm); color: var(--mut); }
.lang button.on { background: #fff; color: #000; }
.burger { display: none; font-size: 24px; }

/* hero */
.hero { position: relative; min-height: 100svh; display: flex; align-items: flex-end; padding: 120px 0 90px; overflow: hidden; isolation: isolate; }
.hero-vid { position: absolute; inset: 0; z-index: -1; }
.hero-vid video { width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; transform: translateX(var(--hx, 22%)) scale(1.06); }
#heroGL { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; transition: opacity 1.2s; }
.hero.gl-on #heroGL { opacity: 1; }
.hero.gl-on video { opacity: 0; transition: opacity 1s; }
.hero-hint { position: absolute; right: max(16px, calc((100% - 1240px) / 2)); bottom: 30px; display: flex; align-items: center; gap: 8px; font: 500 11px var(--fm); letter-spacing: .2em; text-transform: uppercase; color: var(--mut); opacity: 0; transition: opacity 1s 4s; }
.hero.gl-on .hero-hint { opacity: 1; }
.hero-hint i { font-size: 16px; color: #fff; }
.hero-fade { pointer-events: none; position: absolute; inset: 0; background: linear-gradient(90deg, var(--bg) 0%, rgba(7,7,7,.75) 30%, rgba(7,7,7,0) 60%), linear-gradient(180deg, rgba(7,7,7,.35) 0%, rgba(7,7,7,0) 30%, rgba(7,7,7,.55) 62%, var(--bg) 100%), radial-gradient(ellipse at 50% 40%, transparent 30%, rgba(7,7,7,.6) 100%); }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font: 500 12px var(--fm); letter-spacing: .3em; text-transform: uppercase; color: #cfcfcf;
  padding: 7px 14px; border: 1px solid var(--line2); border-radius: 99px; background: rgba(0,0,0,.35); backdrop-filter: blur(6px); }
.dot { width: 7px; height: 7px; border-radius: 50%; background: #fff; box-shadow: 0 0 0 0 rgba(255,255,255,.6); animation: ping 2s infinite; }
@keyframes ping { 0%{box-shadow:0 0 0 0 rgba(255,255,255,.55)} 80%,100%{box-shadow:0 0 0 10px rgba(255,255,255,0)} }
.hero-t { margin: 22px 0 18px; font: 700 clamp(58px, 8.6vw, 150px)/.86 var(--ft); letter-spacing: -.005em; text-transform: uppercase; }
.hero-t .ln { display: block; }
.out { color: transparent; -webkit-text-stroke: 1.4px #fff; }
.hero-t .out { -webkit-text-stroke-width: clamp(1px, .12vw, 2px); }
.hero-s { max-width: 640px; font-size: clamp(16px, 1.4vw, 19px); color: #c9c9c9; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-chips { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 26px; font: 500 13px var(--fm); color: var(--mut); letter-spacing: .04em; }
.hero-chips li { display: flex; align-items: center; gap: 7px; }
.hero-chips i { font-size: 17px; color: #ddd; }
.scroll-hint { position: absolute; left: 50%; bottom: 26px; width: 24px; height: 38px; margin-left: -12px; border: 1.5px solid var(--line2); border-radius: 99px; }
.scroll-hint span { position: absolute; left: 50%; top: 8px; width: 3px; height: 7px; margin-left: -1.5px; border-radius: 3px; background: #fff; animation: sh 1.8s var(--ease) infinite; }
@keyframes sh { 0%{opacity:0;transform:translateY(0)} 30%{opacity:1} 100%{opacity:0;transform:translateY(14px)} }

/* marquee */
.marq { border-block: 1px solid var(--line); padding: 22px 0; overflow: hidden; background: rgba(7,7,7,.6); }
.marq-t { display: flex; width: max-content; animation: marq 38s linear infinite; }
.marq:hover .marq-t { animation-play-state: paused; }
.marq-row { display: flex; align-items: center; gap: 34px; padding-right: 34px; }
.marq-row span { font: 700 clamp(22px, 2.6vw, 34px)/1 var(--fd); letter-spacing: -.01em; color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.55); transition: color .3s; }
.marq-row span:hover { color: #fff; }
.marq-row i { width: 8px; height: 8px; background: #fff; transform: rotate(45deg); flex: none; }
@keyframes marq { to { transform: translateX(-50%); } }

/* números */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 90px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.stat { padding: 30px 26px; background: var(--bg); }
.stat b { display: block; font: 300 clamp(44px, 5vw, 70px)/1 var(--fd); letter-spacing: -.04em; }
.stat span { display: block; margin-top: 10px; color: var(--mut); font-size: 15px; max-width: 220px; }

/* secciones */
.sec { padding: 130px 0 0; }
.sec-h { max-width: 760px; margin-bottom: 54px; }
.kick { font: 500 12px var(--fm); letter-spacing: .3em; text-transform: uppercase; color: var(--mut); margin-bottom: 16px; }
.h2 { font: 700 clamp(34px, 5vw, 70px)/.98 var(--ft); text-transform: uppercase; letter-spacing: -.005em; }
.h2 .out { -webkit-text-stroke-width: 1.3px; }
.lead { margin-top: 18px; color: #b5b5b5; font-size: clamp(16px, 1.3vw, 19px); max-width: 620px; }

/* ventana de la app */
.win { position: relative; border: 1px solid var(--line2); border-radius: 14px; overflow: hidden; background: #050505;
  box-shadow: 0 40px 120px -40px rgba(0,0,0,.9), 0 0 0 1px rgba(0,0,0,.6); transform-style: preserve-3d; transition: transform .5s var(--ease); }
.win-bar { display: flex; align-items: center; gap: 7px; height: 34px; padding: 0 14px; border-bottom: 1px solid var(--line); background: #0d0d0d; }
.win-bar i { width: 10px; height: 10px; border-radius: 50%; border: 1px solid #444; }
.win-bar span { margin-left: 10px; font: 500 11px var(--fm); color: var(--mut); letter-spacing: .08em; }
.win-media { position: relative; aspect-ratio: 16 / 9; background: #000; overflow: hidden; cursor: zoom-in; }
.win-media > * { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.win-media .m { opacity: 0; transform: scale(1.04); transition: opacity .6s var(--ease), transform 1.2s var(--ease); }
.win-media .m.on { opacity: 1; transform: none; }
.ph { display: grid; place-items: center; align-content: center; gap: 14px; text-align: center; background: radial-gradient(ellipse at 50% 40%, #1b1b1b, #050505 70%); }
.ph i { font-size: 74px; color: #fff; opacity: .85; }
.ph span { font: 500 11px var(--fm); letter-spacing: .3em; text-transform: uppercase; color: var(--dim); }
.win-prog { height: 2px; background: var(--line); }
.win-prog span { display: block; height: 100%; width: 0; background: #fff; }

/* estudios */
.stu { display: grid; grid-template-columns: 290px 1fr; gap: 28px; align-items: start; }
.stu-list { display: flex; flex-direction: column; gap: 4px; position: sticky; top: 90px; }
.stu-tab { position: relative; display: flex; align-items: center; gap: 14px; width: 100%; padding: 13px 16px; border-radius: 12px; text-align: left; color: #9a9a9a; border: 1px solid transparent;
  transition: color .25s, background .25s, border-color .25s; overflow: hidden; }
.stu-tab i { font-size: 22px; flex: none; transition: transform .5s var(--ease); }
.stu-tab b { font: 600 19px/1 var(--ft); letter-spacing: .06em; text-transform: uppercase; }
.stu-tab small { margin-left: auto; font: 500 10px var(--fm); letter-spacing: .12em; color: var(--dim); }
.stu-tab:hover { color: #fff; background: rgba(255,255,255,.04); }
.stu-tab.on { color: #fff; background: var(--card); border-color: var(--line2); }
.stu-tab.on i { transform: rotateY(360deg); }
.stu-tab.on small { color: var(--mut); }
.stu-view { display: grid; gap: 22px; min-width: 0; }
.stu-info { display: grid; grid-template-columns: 1.1fr 1fr; gap: 30px; padding: 26px 28px; border: 1px solid var(--line); border-radius: var(--r); background: var(--card); backdrop-filter: blur(10px); }
.stu-info h3 { font: 700 34px/1 var(--ft); text-transform: uppercase; }
.stu-info .fmt { margin-top: 8px; font: 500 11px var(--fm); letter-spacing: .2em; color: var(--mut); }
.stu-info p { margin-top: 14px; color: #bdbdbd; }
.stu-info ul { display: grid; gap: 10px; align-content: start; }
.stu-info li { display: flex; gap: 10px; color: #d6d6d6; font-size: 15.5px; }
.stu-info li i { margin-top: 3px; font-size: 16px; color: #fff; }
.swap-in { animation: swapIn .55s var(--ease) both; }
@keyframes swapIn { from { opacity: 0; transform: translateY(10px); } }

/* autos scrollytelling */
.sticky { display: grid; grid-template-columns: 1fr 1.35fr; gap: 56px; }
.st-steps { display: flex; flex-direction: column; }
.st-step { min-height: 62vh; display: flex; flex-direction: column; justify-content: center; padding: 20px 0 20px 26px; border-left: 1px solid var(--line); opacity: .28; transition: opacity .5s, border-color .5s; }
.st-step.on { opacity: 1; border-color: #fff; }
.st-n { font: 500 12px var(--fm); letter-spacing: .25em; color: var(--mut); }
.st-step h3 { margin: 10px 0 12px; font: 700 clamp(30px, 3.4vw, 46px)/1 var(--ft); text-transform: uppercase; }
.st-step p { color: #bdbdbd; max-width: 460px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.tags li { padding: 5px 11px; border: 1px solid var(--line2); border-radius: 99px; font: 500 11px var(--fm); letter-spacing: .06em; color: #cfcfcf; }
.st-frame { position: sticky; top: calc(50vh - 220px); align-self: start; height: fit-content; margin-top: 12vh; }
.st-dots { display: flex; gap: 8px; justify-content: center; margin-top: 18px; }
.st-dots button { width: 26px; height: 3px; border-radius: 3px; background: var(--line2); transition: background .3s, width .3s; }
.st-dots button.on { background: #fff; width: 44px; }
.st-mob { display: none; }

/* vs */
.vs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.vs-col { padding: 34px; border-radius: var(--r); border: 1px solid var(--line); background: var(--card); }
.vs-col h3 { font: 700 26px var(--ft); text-transform: uppercase; letter-spacing: .04em; margin-bottom: 22px; }
.vs-col ul { display: grid; gap: 16px; }
.vs-col li { display: flex; gap: 12px; }
.vs-col li i { flex: none; width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; font-size: 14px; margin-top: 1px; }
.vs-col.old { color: #8a8a8a; }
.vs-col.old li i { border: 1px solid #3a3a3a; color: #666; }
.vs-col.old li span { text-decoration: line-through; text-decoration-color: rgba(255,255,255,.18); }
.vs-col.new { border-color: rgba(255,255,255,.35); background: linear-gradient(160deg, rgba(255,255,255,.08), rgba(255,255,255,.01)); }
.vs-col.new li i { background: #fff; color: #000; }

/* pasos */
.steps { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.steps-line { position: absolute; left: 8%; right: 8%; top: 46px; height: 1px; background: var(--line); }
.steps-line span { display: block; height: 100%; width: 0; background: #fff; transition: width 1.6s var(--ease); }
.steps.go .steps-line span { width: 100%; }
.step { position: relative; padding: 0 10px; }
.step-ic { position: relative; z-index: 1; width: 92px; height: 92px; border-radius: 50%; display: grid; place-items: center; font-size: 36px; border: 1px solid var(--line2); background: var(--bg); margin-bottom: 26px; transition: background .4s, color .4s; }
.step:hover .step-ic { background: #fff; color: #000; }
.step-n { font: 500 12px var(--fm); letter-spacing: .25em; color: var(--mut); }
.step h3 { margin: 8px 0 10px; font: 700 30px/1 var(--ft); text-transform: uppercase; }
.step p { color: #b5b5b5; max-width: 340px; }

/* precios */
.cur { position: relative; display: inline-flex; padding: 4px; border: 1px solid var(--line2); border-radius: 99px; margin-bottom: 36px; background: rgba(10,10,10,.6); }
.cur button { position: relative; z-index: 1; padding: 10px 20px; border-radius: 99px; font: 600 14px var(--ft); letter-spacing: .1em; text-transform: uppercase; color: var(--mut); transition: color .3s; }
.cur button small { font: 400 10px var(--fm); letter-spacing: .05em; text-transform: none; opacity: .7; margin-left: 4px; }
.cur button.on { color: #000; }
.cur .ink { position: absolute; top: 4px; bottom: 4px; left: 0; border-radius: 99px; background: #fff; transition: transform .45s var(--ease), width .45s var(--ease); }
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: stretch; }
.plan { position: relative; display: flex; flex-direction: column; padding: 32px 28px 28px; border-radius: 22px; border: 1px solid var(--line); background: var(--card); backdrop-filter: blur(10px); overflow: hidden;
  transition: transform .45s var(--ease), border-color .3s; }
.plan::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .3s;
  background: radial-gradient(500px circle at var(--mx, 50%) var(--my, 0%), rgba(255,255,255,.09), transparent 45%); }
.plan:hover { transform: translateY(-6px); border-color: var(--line2); }
.plan:hover::before { opacity: 1; }
.plan.hot { border-color: #fff; background: linear-gradient(170deg, rgba(255,255,255,.12), rgba(255,255,255,.02) 55%), var(--card); }
.plan .badge { position: absolute; top: 20px; right: 20px; padding: 5px 11px; border-radius: 99px; font: 700 11px var(--fm); letter-spacing: .08em; text-transform: uppercase; border: 1px solid var(--line2); }
.plan.hot .badge { background: #fff; color: #000; border-color: #fff; }
.plan .pop { font: 500 11px var(--fm); letter-spacing: .25em; text-transform: uppercase; color: var(--mut); min-height: 16px; }
.plan h3 { margin-top: 6px; font: 700 34px/1 var(--ft); text-transform: uppercase; letter-spacing: .02em; }
.price { display: flex; align-items: baseline; gap: 6px; margin-top: 22px; font-family: var(--fd); }
.price .cs { font-size: 18px; font-weight: 400; color: #cfcfcf; }
.price b { font-size: clamp(38px, 3.6vw, 52px); font-weight: 700; letter-spacing: -.04em; line-height: 1; }
.price .dec { font-size: 20px; font-weight: 400; color: #cfcfcf; align-self: flex-start; margin-top: 4px; }
.plan .sub { margin-top: 6px; font: 500 13px var(--fm); color: var(--mut); }
.plan .pitch { margin-top: 18px; color: #cdcdcd; font-size: 15.5px; flex: 1; }
.plan ul { display: grid; gap: 9px; margin: 22px 0 26px; padding-top: 20px; border-top: 1px solid var(--line); }
.plan li { display: flex; gap: 10px; font-size: 15px; color: #d2d2d2; }
.plan li i { color: #fff; margin-top: 3px; }
.plan .btn { justify-content: center; width: 100%; }
.plan-foot { display: grid; gap: 22px; margin-top: 26px; }
.trial { display: flex; align-items: center; gap: 20px; padding: 22px 26px; border-radius: var(--r); border: 1px dashed var(--line2); }
.trial > i { font-size: 32px; }
.trial div { flex: 1; display: grid; gap: 2px; }
.trial b { font: 700 21px var(--ft); text-transform: uppercase; letter-spacing: .04em; }
.trial span { color: var(--mut); font-size: 15px; }
.upd { color: var(--mut); font-size: 15px; text-align: center; }
.upd b { color: #fff; font-weight: 600; }
.trust { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 30px; font: 500 13px var(--fm); color: var(--mut); }
.trust li { display: flex; align-items: center; gap: 8px; }
.trust i { color: #fff; font-size: 17px; }

/* descarga */
.dl-box { position: relative; display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: center; padding: clamp(30px, 5vw, 64px); border-radius: 28px; border: 1px solid var(--line2); overflow: hidden;
  background: radial-gradient(ellipse at 85% 50%, rgba(255,255,255,.1), transparent 55%), var(--card); }
.dl-steps { display: grid; gap: 14px; margin-top: 28px; }
.dl-steps li { display: flex; align-items: center; gap: 14px; color: #cfcfcf; }
.dl-steps b { flex: none; width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; border: 1px solid var(--line2); font: 500 13px var(--fm); }
.dl-steps em { font-style: normal; color: #fff; font-weight: 600; }
.fine { margin-top: 18px; font: 400 12px var(--fm); color: var(--dim); letter-spacing: .03em; }
.dl-r { display: grid; place-items: center; }
.dl-logo { width: min(260px, 70%); filter: drop-shadow(0 30px 60px rgba(255,255,255,.12)); animation: float 6s ease-in-out infinite; }
@keyframes float { 50% { transform: translateY(-14px) rotate(-2deg); } }

/* faq */
.faq { border-top: 1px solid var(--line); }
.qa { border-bottom: 1px solid var(--line); }
.qa button { display: flex; align-items: center; gap: 20px; width: 100%; padding: 24px 0; text-align: left; font: 600 clamp(19px, 1.8vw, 23px)/1.2 var(--ft); text-transform: uppercase; letter-spacing: .03em; }
.qa button i { margin-left: auto; flex: none; width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line2); display: grid; place-items: center; transition: transform .4s var(--ease), background .3s, color .3s; }
.qa.open button i { transform: rotate(45deg); background: #fff; color: #000; }
.qa .ans { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .45s var(--ease); }
.qa.open .ans { grid-template-rows: 1fr; }
.qa .ans > div { overflow: hidden; }
.qa .ans p { padding: 0 60px 26px 0; color: #b5b5b5; }

/* comunidad */
.cm-box { text-align: center; padding: clamp(40px, 7vw, 90px) 24px; border-radius: 28px; border: 1px solid var(--line); background: var(--card); display: grid; justify-items: center; }
.cm-ic { font-size: 58px; margin-bottom: 18px; }
.cm-box .lead { margin-inline: auto; margin-bottom: 30px; }

/* footer */
.foot { margin-top: 130px; border-top: 1px solid var(--line); padding: 40px 0; }
.foot-in { display: flex; flex-wrap: wrap; align-items: center; gap: 20px 36px; }
.foot nav { display: flex; gap: 22px; font: 500 13px var(--ft); letter-spacing: .14em; text-transform: uppercase; color: var(--mut); }
.foot nav a:hover { color: #fff; }
.foot .fine { width: 100%; margin: 0; }

/* lightbox */
.lightbox { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 24px; background: rgba(0,0,0,.9); backdrop-filter: blur(10px); animation: swapIn .3s both; }
.lightbox[hidden] { display: none; }
.lb-in { width: min(1500px, 100%); }
.lb-in img, .lb-in video { width: 100%; border-radius: 12px; border: 1px solid var(--line2); }
.lb-x { position: absolute; top: 18px; right: 18px; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line2); font-size: 20px; display: grid; place-items: center; }

/* aparición */
.rv { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d, 0s); }
.rv.in { opacity: 1; transform: none; }

/* responsive */
@media (max-width: 1080px) {
  .links { display: none; }
  .burger { display: block; }
  .nav.menu .links { display: flex; position: fixed; top: 60px; left: 0; right: 0; flex-direction: column; padding: 16px; gap: 2px; background: rgba(7,7,7,.97); border-bottom: 1px solid var(--line); }
  .nav.menu .links a { padding: 14px; font-size: 17px; }
  .stu { grid-template-columns: 1fr; }
  .stu-list { position: static; flex-direction: row; overflow-x: auto; scrollbar-width: none; margin: 0 -16px; padding: 0 16px 4px; }
  .stu-list::-webkit-scrollbar { display: none; }
  .stu-tab { width: auto; flex: none; padding: 10px 14px; }
  .stu-tab small { display: none; }
  .plans { grid-template-columns: 1fr; max-width: 520px; }
  .sticky { grid-template-columns: 1fr; }
  .st-frame { display: none; }
  .st-step { min-height: 0; opacity: 1; border: 0; padding: 0 0 46px; }
  .st-mob { display: block; margin-top: 22px; }
}
@media (max-width: 760px) {
  body { font-size: 16px; }
  .nav { gap: 10px; }
  .nav-r .btn { display: none; }
  .hero { padding-bottom: 80px; }
  .hero-vid video { --hx: 0%; object-position: 50% 20%; }
  .hero-fade { background: linear-gradient(180deg, rgba(7,7,7,0) 0%, rgba(7,7,7,.2) 35%, rgba(7,7,7,.85) 62%, var(--bg) 85%); }
  .hero-hint { display: none; }
  .stats { grid-template-columns: 1fr 1fr; margin-top: 60px; }
  .stat { padding: 22px 18px; }
  .sec { padding-top: 96px; }
  .sec-h { margin-bottom: 36px; }
  .stu-info { grid-template-columns: 1fr; padding: 22px; gap: 18px; }
  .vs-grid, .steps, .dl-box { grid-template-columns: 1fr; }
  .steps { gap: 40px; }
  .steps-line { display: none; }
  .dl-r { display: none; }
  .trial { flex-direction: column; align-items: flex-start; }
  .qa .ans p { padding-right: 0; }
  .cur button { padding: 9px 13px; }
  .cur button small { display: none; }
  .btn-lg { height: 50px; padding: 0 22px; font-size: 15px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .rv { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}