/* Ozono Comunicación · Sistema de diseño v2 (2026) */
:root{
  --bg:#0e1013;--bg-2:#14171b;--card:#1a1d22;--line:#2a2e35;
  --text:#f3f4f1;--muted:#a9aea4;--lime:#c9cc20;--lime-2:#dfe23a;--lime-ink:#14160a;
  --radius:20px;--radius-sm:12px;--shadow:0 10px 30px rgba(0,0,0,.35);
  --glow:0 0 0 1px rgba(201,204,32,.35),0 12px 40px rgba(201,204,32,.08);
  --max:1200px;--font:'Manrope',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--lime);text-decoration:none}
a:hover{color:var(--lime-2)}
h1,h2,h3,h4{font-weight:800;line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(2.3rem,5.2vw,4.1rem)}
h2{font-size:clamp(1.8rem,3.4vw,2.7rem)}
h3{font-size:1.25rem}
p{margin:0 0 1em}
.hl{color:var(--lime)}
.muted{color:var(--muted)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:100px 0}
.section.alt{background:var(--bg-2)}
.center{text-align:center}
.lead{font-size:1.15rem;color:var(--muted);max-width:760px}
.center .lead{margin-left:auto;margin-right:auto}
.skip{position:absolute;left:-999px;top:0;background:var(--lime);color:var(--lime-ink);padding:8px 14px;z-index:100}
.skip:focus{left:10px}

/* Kicker y botones */
.kicker{display:inline-block;border:1px solid var(--lime);color:var(--lime);border-radius:999px;padding:6px 16px;font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;margin-bottom:22px}
.btn{display:inline-flex;align-items:center;gap:.5em;border-radius:999px;padding:14px 28px;font-weight:800;font-size:1rem;border:2px solid var(--lime);background:var(--lime);color:var(--lime-ink);cursor:pointer;transition:transform .15s,background .15s,color .15s;font-family:inherit}
.btn:hover{background:var(--lime-2);border-color:var(--lime-2);color:var(--lime-ink);transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn.ghost:hover{border-color:var(--lime);color:var(--lime)}
.btn.sm{padding:10px 20px;font-size:.92rem}
.btns{display:flex;flex-wrap:wrap;gap:14px}
.center .btns{justify-content:center}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(14,16,19,.88);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px;gap:20px}
.nav .logo img{height:42px;width:auto}
.menu{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.menu>li{position:relative}
.menu a,.menu button.dd{display:block;color:var(--text);font-weight:600;font-size:.95rem;padding:10px 12px;border-radius:10px;background:none;border:0;font-family:inherit;cursor:pointer}
.menu a:hover,.menu button.dd:hover,.menu a.active{color:var(--lime)}
.menu .sub{position:absolute;top:100%;left:0;min-width:290px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);padding:8px;list-style:none;margin:6px 0 0;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(6px);transition:.15s}
.menu li:hover>.sub,.menu li:focus-within>.sub,.menu li.open>.sub{opacity:1;visibility:visible;transform:none}
.menu .sub a{padding:10px 12px;font-weight:600}
.menu .sub small{display:block;color:var(--muted);font-weight:500;font-size:.8rem}
.badge-new{display:inline-block;background:var(--lime);color:var(--lime-ink);font-size:.65rem;font-weight:800;border-radius:999px;padding:2px 8px;margin-left:6px;vertical-align:middle;letter-spacing:.06em}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-tel{color:var(--text);font-weight:700;font-size:.95rem;white-space:nowrap}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:10px;width:46px;height:46px;color:var(--text);cursor:pointer}
.burger span{display:block;width:20px;height:2px;background:currentColor;margin:4px auto;transition:.2s}

/* Hero */
.hero{position:relative;padding:90px 0 80px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-40% -10% auto auto;width:780px;height:780px;background:radial-gradient(closest-side,rgba(201,204,32,.16),transparent 70%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;position:relative}
.hero .lead{font-size:1.2rem}
.trust{display:flex;flex-wrap:wrap;gap:22px;align-items:center;margin-top:34px;color:var(--muted);font-size:.92rem;font-weight:600}
.trust span{display:inline-flex;align-items:center;gap:8px}
.trust svg{width:18px;height:18px;color:var(--lime)}

/* Cards y formularios */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:border-color .2s,box-shadow .2s,transform .2s}
.card:hover{border-color:rgba(201,204,32,.55);box-shadow:var(--glow)}
.card.feature{border-color:rgba(201,204,32,.55);box-shadow:var(--glow)}
.form-card h2,.form-card h3{font-size:1.35rem}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-grid .full{grid-column:1/-1}
label.f{display:block;font-size:.85rem;font-weight:700;margin-bottom:6px;color:var(--muted)}
.input{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:12px;color:var(--text);padding:13px 14px;font:inherit;font-size:1rem}
.input:focus{outline:none;border-color:var(--lime);box-shadow:0 0 0 3px rgba(201,204,32,.18)}
textarea.input{min-height:120px;resize:vertical}
.check{display:flex;gap:10px;align-items:flex-start;font-size:.88rem;color:var(--muted);margin:6px 0 16px}
.check input{margin-top:4px;accent-color:var(--lime)}
.alert{display:none;background:#3a1717;border:1px solid #7a2a2a;color:#ffd5d5;border-radius:12px;padding:12px 14px;font-size:.92rem;margin-bottom:14px}
.form-note{font-size:.8rem;color:var(--muted);margin-top:10px}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{text-align:center;padding:26px 16px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card)}
.stat b{display:block;font-size:2.4rem;font-weight:800;color:var(--lime);line-height:1}
.stat span{display:block;color:var(--muted);font-weight:600;margin-top:8px;font-size:.95rem}

/* Grids */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.head{margin-bottom:54px}
.svc .ico,.card .ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:rgba(201,204,32,.12);color:var(--lime);margin-bottom:18px}
.svc .ico svg,.card .ico svg{width:26px;height:26px}
.svc p{color:var(--muted);font-size:.98rem}
.svc .more{font-weight:700;font-size:.95rem}
.svc .more::after{content:" →"}

/* GEO band */
.geo-band{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
.ticks{list-style:none;padding:0;margin:0 0 28px}
.ticks li{position:relative;padding-left:32px;margin-bottom:12px;color:var(--muted)}
.ticks li::before{content:"✓";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;background:var(--lime);color:var(--lime-ink);font-size:.75rem;font-weight:800;display:grid;place-items:center;line-height:1}
.ticks li b{color:var(--text)}
.engines{display:flex;flex-wrap:wrap;gap:10px}
.engines span{border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-weight:700;font-size:.9rem;background:var(--card)}
.chat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.chat .q{background:var(--bg);border-radius:14px 14px 4px 14px;padding:12px 16px;margin:0 0 14px auto;max-width:85%;font-weight:600}
.chat .a{border-left:3px solid var(--lime);padding:4px 0 4px 16px;color:var(--muted);font-size:.95rem}
.chat .a b{color:var(--text)}

/* About */
.about{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.photo{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);aspect-ratio:4/3;background:var(--card)}
.photo img{width:100%;height:100%;object-fit:cover}

/* Steps */
.steps{counter-reset:s}
.step{position:relative;padding-top:64px}
.step::before{counter-increment:s;content:"0" counter(s);position:absolute;top:26px;left:30px;font-weight:800;font-size:1.1rem;color:var(--lime);letter-spacing:.1em}
.step p{color:var(--muted);font-size:.97rem}

/* Logos */
.logos{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.logos div{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:14px;display:grid;place-items:center;padding:18px;height:92px;transition:.2s}
.logos div:hover{background:rgba(255,255,255,.09);border-color:rgba(201,204,32,.45)}
.logos img{max-height:50px;width:auto;filter:brightness(0) invert(1);opacity:.72;transition:.2s}
.logos div:hover img{opacity:1}
.logos img[src*="proliser"],.logos img[src*="nicorette"]{filter:grayscale(1) invert(1) contrast(1.15)}
.platforms{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;align-items:center}
.platforms div{background:#d9dbd3;border:1px solid rgba(255,255,255,.18);border-radius:14px;padding:12px 18px;height:70px;display:grid;place-items:center;transition:.2s}
.platforms a:hover div,.platforms div:hover{background:#e6e8e0}
.platforms img{max-height:42px;width:auto;mix-blend-mode:multiply}

/* Cities */
.cities{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.cities a{border:1px solid var(--line);border-radius:999px;padding:10px 22px;color:var(--text);font-weight:700;background:var(--card)}
.cities a:hover{border-color:var(--lime);color:var(--lime)}

/* Posts */
.post{display:flex;flex-direction:column;padding:0;overflow:hidden}
.post .thumb{aspect-ratio:16/10;background:var(--bg);overflow:hidden}
.post .thumb img{width:100%;height:100%;object-fit:cover}
.post .body{padding:20px 22px 24px}
.post h3{font-size:1.05rem;line-height:1.35}
.post h3 a{color:var(--text)}
.post h3 a:hover{color:var(--lime)}
.post p{color:var(--muted);font-size:.9rem;margin:0}
.post time{display:block;color:var(--lime);font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px}

/* FAQ */
.faq{max-width:860px;margin:0 auto}
.faq details{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--card);margin-bottom:12px;padding:0 22px}
.faq summary{cursor:pointer;list-style:none;padding:20px 30px 20px 0;font-weight:700;font-size:1.05rem;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:14px;font-size:1.6rem;color:var(--lime);font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted);padding-bottom:20px;margin:0}

/* CTA final */
.cta-band{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:start}
.contact-list{list-style:none;padding:0;margin:24px 0 0}
.contact-list li{display:flex;gap:12px;margin-bottom:14px;color:var(--muted)}
.contact-list svg{width:20px;height:20px;color:var(--lime);flex:none;margin-top:4px}
.contact-list a{color:var(--text);font-weight:700}

/* Footer */
.site-footer{background:#0a0b0d;border-top:1px solid var(--line);padding:70px 0 30px;font-size:.95rem}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.site-footer h4{font-size:.85rem;text-transform:uppercase;letter-spacing:.14em;color:var(--lime);margin-bottom:16px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:8px}
.site-footer a{color:var(--muted)}
.site-footer a:hover{color:var(--lime)}
.social{display:flex;gap:10px;margin-top:18px}
.social a{width:40px;height:40px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;color:var(--text)}
.social a:hover{border-color:var(--lime);color:var(--lime)}
.social svg{width:18px;height:18px}
.legal{border-top:1px solid var(--line);margin-top:50px;padding-top:24px;display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;color:var(--muted);font-size:.85rem}

/* Cookies */
.cookie{position:fixed;left:16px;right:16px;bottom:16px;z-index:90;max-width:560px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);display:none}
.cookie p{font-size:.9rem;color:var(--muted)}
.cookie .btns{gap:10px}

/* Responsive */
@media (max-width:1080px){
  .menu,.nav-tel{display:none}
  .burger{display:block}
  .site-header.open .menu{display:flex;flex-direction:column;align-items:stretch;position:absolute;top:76px;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--line);padding:12px 20px 24px;max-height:calc(100vh - 76px);overflow:auto}
  .site-header.open .menu .sub{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;background:transparent;padding:0 0 0 14px;margin:0}
  .hero-grid,.geo-band,.about,.cta-band{grid-template-columns:1fr;gap:40px}
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .logos{grid-template-columns:repeat(4,1fr)}
  .foot{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  body{font-size:16px}
  .section{padding:70px 0}
  .hero{padding:56px 0 60px}
  .nav{height:64px}
  .nav .logo img{height:34px}
  .site-header.open .menu{top:64px}
  .nav-cta .btn{display:none}
  .stats,.g2,.g3,.g4{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .form-grid{grid-template-columns:1fr}
  .logos{grid-template-columns:repeat(2,1fr)}
  .foot{grid-template-columns:1fr}
  .card{padding:24px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* Ajustes v1.1 */
.logos{grid-template-columns:repeat(8,1fr)}
@media (max-width:1080px){
  .site-header.open .menu .sub{display:none}
  .site-header.open .menu li.open>.sub{display:block}
  .logos{grid-template-columns:repeat(4,1fr)}
}
@media (max-width:640px){
  .hero .lead{font-size:1.05rem}
  .cookie{padding:16px;left:10px;right:10px;bottom:10px}
  .cookie p{font-size:.8rem;margin-bottom:10px}
  .logos{grid-template-columns:repeat(2,1fr)}
}

/* Páginas de servicio v1.2 */
.crumbs{font-size:.85rem;color:var(--muted);margin-bottom:28px;display:flex;flex-wrap:wrap;gap:8px}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--lime)}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--card)}
.compare{width:100%;border-collapse:collapse;min-width:680px;font-size:.95rem}
.compare th,.compare td{padding:18px 20px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.compare thead th{color:var(--lime);font-size:.85rem;text-transform:uppercase;letter-spacing:.12em}
.compare tbody th{color:var(--text);white-space:nowrap}
.compare td{color:var(--muted)}
.compare tr:last-child th,.compare tr:last-child td{border-bottom:0}
.compare td:nth-child(3){color:var(--text);background:rgba(201,204,32,.05)}
.plans .plan{display:flex;flex-direction:column;position:relative}
.plans .plan .ticks{flex:1;margin:18px 0 24px}
.plans .plan .btn{justify-content:center}
.plans .plan .badge-new{position:absolute;top:-11px;left:30px;margin:0}
.price{font-size:1rem;color:var(--muted);margin:6px 0 0}
.price b{font-size:2.2rem;color:var(--text);font-weight:800}
.step.feature::before{color:var(--lime)}
.more::after{content:" →"}
@media (max-width:640px){
  .card.step{padding-top:58px}
  .step::before{top:22px;left:24px}
}

/* Texto de servicio v1.3 */
.prose{max-width:880px}
.prose h2{font-size:clamp(1.6rem,3vw,2.3rem);margin-bottom:.6em}
.prose h3{font-size:1.25rem;margin:1.8em 0 .5em}
.prose p{color:var(--muted);font-size:1.06rem}
.prose p strong,.prose li strong{color:var(--text)}
.prose a{text-decoration:underline;text-underline-offset:3px}
.prose .ticks{margin:1.2em 0 1.4em}
.prose>*:last-child{margin-bottom:0}
.wrap.prose{margin-left:auto;margin-right:auto}

/* Portfolio v1.4 */
.work{padding:0;overflow:hidden;display:flex;flex-direction:column;color:inherit}
.work:hover{color:inherit}
.work .thumb{aspect-ratio:3/2;overflow:hidden;background:#f4f4f0;border-bottom:1px solid var(--line)}
.work .thumb img{width:100%;height:100%;object-fit:cover;object-position:top;transition:transform .4s}
.work:hover .thumb img{transform:scale(1.04)}
.work .body{padding:18px 22px 22px}
.work h3{font-size:1.05rem;margin:0}
.work .more{display:inline-block;margin-top:6px;font-size:.9rem;font-weight:700;color:var(--lime)}

/* Stack v1.5 */
.stack h3{font-size:.8rem;text-transform:uppercase;letter-spacing:.14em;color:var(--muted);margin:24px 0 10px}
.stack .engines span{font-size:.85rem}

/* Fondos con foto v1.6 (filtro oscuro) */
.bgimg{position:relative;background-color:var(--bg);background-image:linear-gradient(180deg,rgba(14,16,19,.88),rgba(14,16,19,.80) 50%,rgba(14,16,19,.93)),var(--img);background-size:cover;background-position:center;background-repeat:no-repeat}
.bgimg.side{background-image:linear-gradient(90deg,rgba(14,16,19,.95) 0%,rgba(14,16,19,.82) 55%,rgba(14,16,19,.64) 100%),var(--img)}
.bgimg .card{background:rgba(26,29,34,.92);backdrop-filter:blur(4px)}
.bgimg.hero::before{opacity:.6}
@media (max-width:900px){.bgimg.side{background-image:linear-gradient(180deg,rgba(14,16,19,.88),rgba(14,16,19,.84)),var(--img)}}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.gallery a,.gallery div{border-radius:14px;overflow:hidden;border:1px solid var(--line);aspect-ratio:4/3;background:var(--card);display:block}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.gallery a:hover img{transform:scale(1.05)}
.gallery .wide{grid-column:span 2;grid-row:span 2;aspect-ratio:auto}
@media (max-width:900px){.gallery{grid-template-columns:repeat(2,1fr)}.gallery .wide{grid-row:span 1;aspect-ratio:8/3}}
.map{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);aspect-ratio:16/9;background:var(--card)}
.map iframe{width:100%;height:100%;border:0;filter:grayscale(1) invert(.92) contrast(.9)}
.legal-text{max-width:880px;margin:0 auto}
.legal-text h2{font-size:1.5rem;margin:2em 0 .6em}
.legal-text h3{font-size:1.15rem;margin:1.6em 0 .5em}
.legal-text p,.legal-text li{color:var(--muted)}
.legal-text table{width:100%;border-collapse:collapse;margin:1em 0;font-size:.92rem}
.legal-text th,.legal-text td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.legal-text a{text-decoration:underline}
.stat b.sm{font-size:1.45rem;line-height:1.15;min-height:2.76rem;display:flex;align-items:center;justify-content:center}

/* Herramientas v1.7 */
.tools-block{margin-top:64px;text-align:center}
.tools-block h3{font-size:clamp(1.3rem,2.4vw,1.7rem);margin-bottom:.4em}
.tools-block>p{max-width:620px;margin:0 auto 26px}
.platforms.tools{gap:12px}
.platforms.tools div{padding:10px 14px}
.platforms.tools div:not(.tool-txt){width:124px}
.platforms.tools div:not(.tool-txt) img{max-height:30px;max-width:100px;object-fit:contain}
.platforms.tools img[src*="semrush"]{max-width:104px}
.platforms.tools img[src*="screamingfrog"]{max-height:36px}
.platforms .tool-txt{display:flex;align-items:center;gap:10px}
.platforms .tool-txt span{color:#3c4043;font-weight:700;font-size:.86rem;white-space:nowrap}
.platforms .tool-txt img{width:30px;height:30px;mix-blend-mode:normal}

/* Carrusel de medios v1.8 */
.marquee{overflow:hidden;margin-top:40px;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;gap:14px;list-style:none;margin:0;padding:0;width:max-content;animation:oz-marquee 45s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-track li{flex:none;width:180px;height:76px;background:#d9dbd3;border:1px solid rgba(255,255,255,.18);border-radius:14px;display:grid;place-items:center;padding:12px 18px}
.marquee-track img{max-width:140px;max-height:40px;width:auto;height:auto;object-fit:contain;mix-blend-mode:multiply}
@keyframes oz-marquee{from{transform:translateX(0)}to{transform:translateX(calc(-50% - 7px))}}
@media (prefers-reduced-motion:reduce){.marquee{-webkit-mask-image:none;mask-image:none}.marquee-track{animation:none;flex-wrap:wrap;justify-content:center;width:auto;max-width:1200px;margin:0 auto;padding:0 20px}.marquee-track li[aria-hidden]{display:none}}
@media (max-width:640px){.marquee-track li{width:140px;height:64px}.marquee-track img{max-width:110px;max-height:32px}}

/* Logos de IA v1.9 */
.engines.ai span{display:inline-flex;align-items:center;gap:8px;padding:7px 15px 7px 10px}
.engines.ai img{width:18px;height:18px;flex:none;border-radius:4px}
.ai-grid{list-style:none;margin:40px 0 0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.ai-grid li{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px 16px 20px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:4px;transition:border-color .2s,transform .2s}
.ai-grid li:hover{border-color:var(--lime);transform:translateY(-3px)}
.ai-grid img{width:44px;height:44px;margin-bottom:10px;border-radius:10px}
.ai-grid b{font-size:1.02rem}
.ai-grid small{color:var(--muted);font-size:.8rem}
@media (max-width:900px){.ai-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:560px){.ai-grid{grid-template-columns:repeat(2,1fr);gap:10px}.ai-grid li{padding:18px 10px 16px}}

/* Vídeo de fondo en la cabecera de la home v1.9 */
.hero-video{isolation:isolate}
.hero-media{position:absolute;inset:0;z-index:-1;overflow:hidden;background:var(--bg) url('/vid/hero-teclado.jpg') center/cover no-repeat}
.hero-media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(14,16,19,.93) 0%,rgba(14,16,19,.84) 45%,rgba(14,16,19,.72) 100%),linear-gradient(180deg,rgba(14,16,19,.25) 0%,rgba(14,16,19,0) 35%,rgba(14,16,19,.95) 100%)}
.hero-video .form-card{background:rgba(26,29,34,.9);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
@media (max-width:900px){.hero-media::after{background:linear-gradient(180deg,rgba(14,16,19,.84),rgba(14,16,19,.9) 60%,rgba(14,16,19,.97))}}
@media (prefers-reduced-motion:reduce){.hero-media video{display:none}}