/* AM-4 · sistema de diseño: carbón, blanco, amarillo industrial, grises metálicos */
:root{
  --c0:#0a0a0b; --c1:#111113; --c2:#18191c; --c3:#222327;
  --steel:#8d929b; --steel-2:#b9bdc4; --white:#f4f4f2;
  --y:#f2b705; --y-d:#c99700;
  --line:rgba(255,255,255,.1);
  --wa:#25d366;
  --f-d:'Barlow Condensed','Arial Narrow',sans-serif; --f-b:'Inter',system-ui,sans-serif;
  --s1:.5rem; --s2:1rem; --s3:1.5rem; --s4:2.5rem; --s5:4rem; --s6:7rem;
  --r:4px; --r2:10px;
  --t-fast:.2s; --t:.45s; --t-slow:.9s; --ease:cubic-bezier(.22,.8,.2,1);
  --nav-h:68px; --gut:clamp(16px,4vw,48px);
  --bp-m:700px; --bp-l:1024px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--c0);color:var(--white);font:400 16px/1.6 var(--f-b);overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{list-style:none}
:focus-visible{outline:2px solid var(--y);outline-offset:3px}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 var(--gut)}
.skip{position:absolute;left:-999px;top:8px;background:var(--y);color:#000;padding:8px 14px;z-index:999}.skip:focus{left:8px}
.eyebrow{font:600 .78rem/1 var(--f-b);letter-spacing:.22em;text-transform:uppercase;color:var(--y);margin-bottom:var(--s2)}
h1,h2,h3,h4{font-family:var(--f-d);text-transform:uppercase;line-height:.95;letter-spacing:.01em;font-weight:800}
h2{font-size:clamp(2.1rem,6vw,4.2rem);max-width:16ch;margin-bottom:var(--s4)}
.note{margin-top:var(--s3);font-size:.78rem;color:var(--steel)}
.sec{padding:clamp(4rem,10vw,7.5rem) 0;position:relative}
.sec.dark{background:var(--c1);border-block:1px solid var(--line)}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;min-height:48px;padding:0 1.5rem;font:700 .9rem/1 var(--f-b);letter-spacing:.08em;text-transform:uppercase;border-radius:var(--r);background:var(--y);color:#0a0a0b;transition:transform var(--t-fast) var(--ease),background var(--t-fast),box-shadow var(--t-fast)}
.btn:hover{background:#ffc928;transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.98)}
.btn-sm{min-height:40px;padding:0 1.1rem;font-size:.78rem}
.btn-wa{background:var(--wa);color:#04210f}.btn-wa:hover{background:#3be57b}
.btn-ghost{background:transparent;color:var(--white);box-shadow:inset 0 0 0 1px rgba(255,255,255,.35)}.btn-ghost:hover{background:rgba(255,255,255,.08)}

/* Intro (iris) */
#intro{position:fixed;inset:0;z-index:200;background:var(--c0);display:grid;place-items:center;--r:0vmax;
  -webkit-mask-image:radial-gradient(circle at 50% 50%,transparent var(--r),#000 calc(var(--r) + 1.5px));mask-image:radial-gradient(circle at 50% 50%,transparent var(--r),#000 calc(var(--r) + 1.5px))}
.intro-logo{width:clamp(150px,34vmin,260px);height:auto;opacity:0;transform:scale(.88)}
.intro-ring{position:absolute;width:clamp(190px,42vmin,320px);aspect-ratio:1;border-radius:50%;border:1px solid rgba(242,183,5,.5);opacity:0;transform:scale(.8)}

/* Nav */
.nav{position:fixed;inset:0 0 auto 0;height:var(--nav-h);z-index:100;display:flex;align-items:center;justify-content:space-between;gap:var(--s3);padding:0 var(--gut);transition:background var(--t),backdrop-filter var(--t),border-color var(--t);border-bottom:1px solid transparent}
.nav.solid{background:rgba(10,10,11,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:var(--line)}
.brand img{width:44px;height:44px;border-radius:50%}
.links{display:flex;gap:2rem}
.links a{font:600 .8rem/1 var(--f-b);letter-spacing:.14em;text-transform:uppercase;color:var(--steel-2);position:relative;padding:.4rem 0;transition:color var(--t-fast)}
.links a::after{content:"";position:absolute;left:0;bottom:-2px;height:2px;width:100%;background:var(--y);transform:scaleX(0);transform-origin:left;transition:transform var(--t) var(--ease)}
.links a:hover,.links a.on{color:var(--white)}.links a:hover::after,.links a.on::after{transform:scaleX(1)}
.nav-r{display:flex;align-items:center;gap:var(--s2)}
.lang{display:flex;align-items:center;gap:.4rem;font:600 .74rem/1 var(--f-b);letter-spacing:.12em;color:var(--steel)}
.lang button{padding:.5rem .3rem;color:var(--steel);min-width:28px}.lang button.on{color:var(--y)}.lang span{opacity:.4}
.burger{display:none;width:44px;height:44px;position:relative}
.burger i{position:absolute;left:11px;right:11px;height:2px;background:var(--white);transition:transform var(--t) var(--ease),top var(--t) var(--ease)}
.burger i:first-child{top:18px}.burger i:last-child{top:25px}
.burger[aria-expanded=true] i:first-child{top:21px;transform:rotate(45deg)}.burger[aria-expanded=true] i:last-child{top:21px;transform:rotate(-45deg)}

/* Hero */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden;padding-top:var(--nav-h)}
.hero-bg{position:absolute;inset:-6% 0;will-change:transform}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:68% 50%}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,10,11,.92) 0%,rgba(10,10,11,.55) 48%,rgba(10,10,11,.1) 100%),linear-gradient(0deg,var(--c0) 0%,transparent 38%)}
#dust{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.hero-in{position:relative;padding-bottom:var(--s4);padding-top:var(--s5)}
.hero h1{font-size:clamp(3.2rem,11.5vw,9rem);line-height:.88;margin-bottom:var(--s3)}
.hero h1 .ln{display:block;overflow:hidden;padding:.1em 0 .06em;margin-top:-.08em}.hero h1 .ln>span{display:block}
.hero h1 .y{color:var(--y)}
.lead{max-width:34rem;font-size:clamp(1rem,2.4vw,1.2rem);color:var(--steel-2);margin-bottom:var(--s3)}
.cta-row{display:flex;flex-wrap:wrap;gap:.8rem}
.strip{position:relative;display:flex;flex-wrap:wrap;gap:.4rem 2rem;padding-block:var(--s3);border-top:1px solid var(--line);margin-top:var(--s2)}
.strip li{font:600 .75rem/1 var(--f-b);letter-spacing:.16em;text-transform:uppercase;color:var(--steel);display:flex;align-items:center;gap:.6rem}
.strip li::before{content:"";width:6px;height:6px;background:var(--y);transform:rotate(45deg)}

/* Maquinaria */
.mx{display:grid;grid-template-columns:1.25fr 1fr;grid-template-areas:"tabs tabs" "stage info";gap:var(--s3) var(--s4)}
.mx-tabs{grid-area:tabs;display:flex;gap:.5rem;flex-wrap:wrap;border-bottom:1px solid var(--line)}
.mx-tabs button{padding:1rem 1.2rem;font:700 1.15rem/1 var(--f-d);text-transform:uppercase;letter-spacing:.04em;color:var(--steel);position:relative;transition:color var(--t-fast)}
.mx-tabs button::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--y);transform:scaleX(0);transition:transform var(--t) var(--ease)}
.mx-tabs button[aria-selected=true]{color:var(--white)}.mx-tabs button[aria-selected=true]::after{transform:scaleX(1)}
.mx-stage{grid-area:stage;min-width:0}
.mx-view{position:relative;aspect-ratio:16/10;overflow:hidden;border-radius:var(--r2);background:var(--c2);perspective:1100px;border:1px solid var(--line)}
.mx-view img{width:100%;height:100%;object-fit:cover;transform:scale(1.06) translate(var(--tx,0),var(--ty,0)) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));transition:transform .5s var(--ease),opacity .45s;will-change:transform}
.mx-view img.swap{opacity:0}
.mx-badge{position:absolute;left:12px;top:12px;font:600 .68rem/1 var(--f-b);letter-spacing:.14em;text-transform:uppercase;padding:.45rem .6rem;background:rgba(10,10,11,.72);backdrop-filter:blur(6px);border:1px solid var(--line);border-radius:2px}
.mx-views{display:flex;gap:.5rem;margin-top:.7rem}
.mx-views button{flex:1;padding:.7rem;font:600 .74rem/1 var(--f-b);letter-spacing:.14em;text-transform:uppercase;color:var(--steel);border:1px solid var(--line);border-radius:var(--r);transition:all var(--t-fast)}
.mx-views button[aria-pressed=true]{color:#000;background:var(--y);border-color:var(--y)}
.mx-info{grid-area:info;min-width:0}
.mx-info h3{font-size:clamp(2rem,4.5vw,3.2rem);margin-bottom:.4rem}
.mx-info .tag{display:inline-block;margin-bottom:var(--s2);font:600 .68rem/1 var(--f-b);letter-spacing:.16em;text-transform:uppercase;color:var(--y);border:1px solid rgba(242,183,5,.4);padding:.4rem .55rem;border-radius:2px}
.spec{display:grid;grid-template-columns:auto 1fr;gap:.55rem 1.2rem;margin:var(--s2) 0 var(--s3);font-size:.92rem}
.spec dt{color:var(--steel);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;padding-top:.15rem}
.spec dd{color:var(--white)}.spec dd.q{color:var(--steel-2)}
.spec ul{display:flex;flex-wrap:wrap;gap:.35rem}.spec li{padding:.15rem .55rem;border:1px solid var(--line);border-radius:2px;font-size:.82rem}
.mx-info .anim>*{opacity:0;transform:translateY(14px);animation:up .6s var(--ease) forwards}
.mx-info .anim>*:nth-child(2){animation-delay:.06s}.mx-info .anim>*:nth-child(3){animation-delay:.12s}.mx-info .anim>*:nth-child(4){animation-delay:.18s}.mx-info .anim>*:nth-child(5){animation-delay:.24s}
@keyframes up{to{opacity:1;transform:none}}

/* Servicios */
.srv{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s2)}
.sv{position:relative;overflow:hidden;aspect-ratio:4/5;border-radius:var(--r2);background:var(--c2);display:flex;align-items:flex-end;isolation:isolate;border:1px solid var(--line);transition:transform var(--t) var(--ease),border-color var(--t)}
.sv img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform 1.1s var(--ease)}
.sv::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(0deg,rgba(10,10,11,.95) 12%,rgba(10,10,11,.7) 48%,rgba(10,10,11,.3))}
.sv:hover{border-color:rgba(242,183,5,.5)}.sv:hover img{transform:scale(1.07)}
.sv div{padding:var(--s3);width:100%}
.sv h3{font-size:1.7rem;margin-bottom:.4rem}.sv p{font-size:.88rem;color:var(--steel-2);max-width:26ch}
.sv a{display:inline-flex;align-items:center;gap:.5rem;margin-top:var(--s2);font:700 .72rem/1 var(--f-b);letter-spacing:.16em;text-transform:uppercase;color:var(--y);min-height:44px}
.sv a::after{content:"→";transition:transform var(--t-fast)}.sv a:hover::after{transform:translateX(4px)}

/* En acción */
.flow{display:grid;grid-template-columns:1fr 44px 1fr 44px 1fr;align-items:center;gap:var(--s2)}
.fl{position:relative}
.fl img{border-radius:var(--r2);aspect-ratio:4/3;object-fit:cover;width:100%;border:1px solid var(--line)}
.fl figcaption{padding-top:var(--s2);display:grid;gap:.15rem}
.fl b{font:700 .8rem/1 var(--f-b);color:var(--y);letter-spacing:.2em}
.fl span{font:800 1.9rem/1 var(--f-d);text-transform:uppercase}
.fl em{font-style:normal;color:var(--steel);font-size:.85rem}
.arrow{height:2px;background:linear-gradient(90deg,var(--line),var(--y));position:relative;margin-bottom:60px}
.arrow::after{content:"";position:absolute;right:0;top:-4px;width:9px;height:9px;border-top:2px solid var(--y);border-right:2px solid var(--y);transform:rotate(45deg)}

/* Por qué */
.why{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.why article{padding:var(--s3) var(--s3) var(--s3) 0;border-right:1px solid var(--line);padding-left:var(--s3)}
.why article:first-child{padding-left:0}.why article:last-child{border-right:0}
.why b,.steps b{display:block;font:700 .8rem/1 var(--f-b);color:var(--y);letter-spacing:.2em;margin-bottom:var(--s2)}
.why h3{font-size:1.7rem;margin-bottom:.6rem}.why p{color:var(--steel-2);font-size:.92rem}

/* Proceso */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:var(--s2);margin-bottom:var(--s4);counter-reset:s}
.steps li{padding:var(--s3) var(--s2) var(--s3) 0;border-top:2px solid var(--line);position:relative;transition:border-color var(--t)}
.steps li:hover{border-color:var(--y)}
.steps h3{font-size:1.45rem;margin-bottom:.4rem}.steps p{color:var(--steel);font-size:.88rem}

/* Contacto */
.contact{background:linear-gradient(180deg,var(--c0),var(--c1))}
.con{display:grid;grid-template-columns:1.4fr 1fr;gap:var(--s5);align-items:center}
.data{display:grid;gap:var(--s2);margin:var(--s3) 0 var(--s4)}
.data div{display:grid;gap:.2rem;padding-bottom:var(--s2);border-bottom:1px solid var(--line)}
.data dt{font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--steel)}
.data dd{font:700 1.5rem/1.2 var(--f-d);letter-spacing:.02em}.data a:hover{color:var(--y)}
.qr{justify-self:center;text-align:center;max-width:230px}
.qr img{width:168px;height:168px;background:#fff;padding:10px;border-radius:var(--r2);margin:0 auto;box-shadow:0 0 0 1px rgba(242,183,5,.5)}
.qr figcaption{margin-top:var(--s2);font-size:.85rem;color:var(--steel-2)}

/* Footer */
.foot{border-top:1px solid var(--line);padding:var(--s5) 0 var(--s3);background:var(--c0)}
.foot-in{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:var(--s4)}
.foot-brand{display:flex;gap:var(--s2);align-items:center;align-self:start}.foot-brand img{border-radius:50%}
.foot-brand p{font:800 1.4rem/1 var(--f-d);text-transform:uppercase}
.foot h4{font:700 .72rem/1 var(--f-b);letter-spacing:.18em;color:var(--steel);margin-bottom:var(--s2)}
.foot li{margin-bottom:.45rem;font-size:.9rem;color:var(--steel-2)}.foot a:hover{color:var(--y)}
.foot-b{display:flex;justify-content:space-between;gap:var(--s2);flex-wrap:wrap;margin-top:var(--s4);padding-top:var(--s3);border-top:1px solid var(--line);font-size:.78rem;color:var(--steel)}

/* Flotantes */
.fab{position:fixed;z-index:90;display:grid;place-items:center;width:56px;height:56px;border-radius:50%;right:max(16px,env(safe-area-inset-right));box-shadow:0 8px 24px rgba(0,0,0,.45);transition:transform var(--t-fast) var(--ease)}
.fab:hover{transform:scale(1.07)}
.fab-wa{bottom:max(16px,env(safe-area-inset-bottom));background:var(--wa);color:#04210f}
.fab-wa::after{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid var(--wa);opacity:0;animation:pulse 3.6s ease-out infinite}
@keyframes pulse{0%,70%{opacity:0;transform:scale(1)}80%{opacity:.5}100%{opacity:0;transform:scale(1.5)}}
.fab-ia{bottom:calc(max(16px,env(safe-area-inset-bottom)) + 68px);background:var(--c3);border:1px solid rgba(242,183,5,.55);color:var(--y);font:800 1rem/1 var(--f-d);letter-spacing:.06em}
.chat{position:fixed;z-index:95;right:max(12px,env(safe-area-inset-right));bottom:calc(max(16px,env(safe-area-inset-bottom)) + 136px);width:min(380px,calc(100vw - 24px));max-height:min(520px,calc(100svh - 170px));display:flex;flex-direction:column;background:var(--c1);border:1px solid var(--line);border-radius:var(--r2);box-shadow:0 20px 60px rgba(0,0,0,.6);overflow:hidden;opacity:0;transform:translateY(16px) scale(.97);transform-origin:bottom right;transition:opacity var(--t) var(--ease),transform var(--t) var(--ease)}
.chat[hidden]{display:none}.chat.open{opacity:1;transform:none}
.chat header{display:flex;justify-content:space-between;align-items:center;padding:.9rem 1rem;border-bottom:1px solid var(--line);background:var(--c2)}
.chat header b{display:block;font:800 1.15rem/1 var(--f-d);text-transform:uppercase;letter-spacing:.04em}.chat header small{display:block;font-size:.68rem;color:var(--steel);margin-top:.25rem}
.chat header button{font-size:1.6rem;line-height:1;width:44px;height:44px;color:var(--steel-2)}
.msgs{flex:1;overflow:auto;padding:1rem;display:flex;flex-direction:column;gap:.6rem;overscroll-behavior:contain}
.m{max-width:88%;padding:.65rem .85rem;border-radius:var(--r2);font-size:.9rem;line-height:1.5;white-space:pre-line;animation:up .35s var(--ease) both}
.m.b{background:var(--c3);border-top-left-radius:2px}.m.u{align-self:flex-end;background:var(--y);color:#000;border-top-right-radius:2px}
.m .btn{margin-top:.6rem;min-height:40px;font-size:.72rem;padding:0 1rem}
.chips{display:flex;gap:.4rem;overflow-x:auto;padding:0 1rem .7rem;scrollbar-width:none}.chips::-webkit-scrollbar{display:none}
.chips button{flex:none;font-size:.76rem;padding:.5rem .7rem;border:1px solid var(--line);border-radius:99px;color:var(--steel-2);white-space:nowrap;min-height:36px}.chips button:hover{border-color:var(--y);color:var(--y)}
.chat form{display:flex;border-top:1px solid var(--line)}
.chat input{flex:1;min-width:0;background:transparent;border:0;color:var(--white);padding:.9rem 1rem;font:inherit;font-size:16px}.chat input:focus{outline:0}
.chat form button{padding:0 1.1rem;font:700 .74rem/1 var(--f-b);letter-spacing:.12em;text-transform:uppercase;color:var(--y)}

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

/* Responsive */
@media (max-width:1024px){
  .srv{grid-template-columns:repeat(2,1fr)}
  .why{grid-template-columns:repeat(2,1fr)}.why article{border-bottom:1px solid var(--line)}.why article:nth-child(2){border-right:0}.why article:nth-child(3){padding-left:0}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .mx{grid-template-columns:1fr;grid-template-areas:"tabs" "stage" "info"}
  .con,.foot-in{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}.arrow{display:none}
  .con{gap:var(--s4)}.qr{justify-self:start;text-align:left}.qr img{margin:0}
}
@media (max-width:820px){
  .burger{display:block}
  .links{position:fixed;inset:var(--nav-h) 0 auto 0;flex-direction:column;gap:0;background:rgba(10,10,11,.97);backdrop-filter:blur(16px);padding:var(--s2) var(--gut) var(--s3);border-bottom:1px solid var(--line);transform:translateY(-12px);opacity:0;pointer-events:none;transition:opacity var(--t) var(--ease),transform var(--t) var(--ease)}
  .links.open{opacity:1;transform:none;pointer-events:auto}
  .links a{font:800 1.8rem/1 var(--f-d);padding:.9rem 0;border-bottom:1px solid var(--line);letter-spacing:.02em}.links a::after{display:none}
  .nav-r .btn{display:none}.nav-r .lang{margin-right:.2rem}
}
@media (max-width:600px){
  .srv{grid-template-columns:1fr}.sv{aspect-ratio:16/11}
  .why{grid-template-columns:1fr}.why article{padding-left:0;border-right:0}
  .steps{grid-template-columns:1fr}
  .hero-shade{background:linear-gradient(0deg,rgba(10,10,11,.96) 18%,rgba(10,10,11,.5) 60%,rgba(10,10,11,.25))}
  .hero-bg img{object-position:72% 50%}
  .btn{width:100%}.cta-row .btn{flex:1 1 100%}
  .foot .lang{margin-left:auto}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .js .rv{opacity:1;transform:none}
  #dust{display:none}
}
.mx-tabs{overflow-x:auto;flex-wrap:nowrap;scrollbar-width:none}.mx-tabs::-webkit-scrollbar{display:none}.mx-tabs button{flex:none;white-space:nowrap}

/* Apertura: sólo si JS la activa; el CSS la quita solo a los 3.4 s (nunca se queda trabada) */
#intro{display:none}
html.intro-on #intro{display:grid;animation:introGone 0s linear 3.4s forwards}
@keyframes introGone{to{visibility:hidden;opacity:0;pointer-events:none}}
body.is-open #intro{pointer-events:none}
.intro-skip{position:absolute;right:16px;top:16px;z-index:2;font:600 .72rem/1 var(--f-b);letter-spacing:.16em;text-transform:uppercase;color:var(--steel-2);padding:.8rem 1rem;min-height:44px}
.intro-skip:hover{color:var(--y)}

/* Avatar del asistente */
.fab-ia{background:#fff;border:2px solid var(--y);padding:0;overflow:visible}
.fab-ia img{width:100%;height:100%;border-radius:50%;object-fit:cover}
.chat header{gap:.7rem;justify-content:flex-start}.chat header>div{flex:1;min-width:0}
.chat header .av{width:40px;height:40px;border-radius:50%;flex:none;background:#fff}
.chat header button{margin-left:auto}

/* Info extra de máquina */
.mx-more{margin:0 0 var(--s3);padding:var(--s2);border-left:2px solid var(--y);background:rgba(255,255,255,.03);font-size:.88rem;color:var(--steel-2)}
.mx-more h4{font:700 .72rem/1 var(--f-b);letter-spacing:.16em;text-transform:uppercase;color:var(--y);margin-bottom:.6rem}
.mx-more li{padding:.25rem 0 .25rem 1rem;position:relative}.mx-more li::before{content:"";position:absolute;left:0;top:.8em;width:5px;height:5px;background:var(--y);transform:rotate(45deg)}

/* Catálogo de modelos */
.mod-note{max-width:62ch;color:var(--steel-2);font-size:.92rem;margin:-1.2rem 0 var(--s3)}
.mod-bar{display:flex;gap:var(--s2);align-items:center;flex-wrap:wrap;margin-bottom:var(--s2)}
.mod-chips{display:flex;gap:.4rem;flex-wrap:wrap;flex:1 1 420px}
.mod-chips button{padding:.55rem .85rem;min-height:40px;border:1px solid var(--line);border-radius:99px;font:600 .74rem/1 var(--f-b);letter-spacing:.06em;color:var(--steel-2);transition:all var(--t-fast)}
.mod-chips button:hover{border-color:var(--y);color:var(--white)}
.mod-chips button[aria-pressed=true]{background:var(--y);border-color:var(--y);color:#000}
#modQ{flex:1 1 220px;min-height:44px;padding:0 1rem;background:var(--c2);border:1px solid var(--line);border-radius:var(--r);color:var(--white);font:inherit;font-size:16px}
#modQ:focus{outline:2px solid var(--y);outline-offset:2px}
.mod-count{font-size:.78rem;color:var(--steel);margin-bottom:var(--s2)}
.mod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:.6rem}
.md{display:flex;flex-direction:column;gap:.15rem;padding:.9rem 1rem;background:var(--c0);border:1px solid var(--line);border-radius:var(--r2);transition:border-color var(--t-fast),transform var(--t-fast) var(--ease);min-width:0}
.md:hover{border-color:rgba(242,183,5,.55);transform:translateY(-2px)}
.md small{font:600 .64rem/1.3 var(--f-b);letter-spacing:.14em;text-transform:uppercase;color:var(--steel)}
.md b{font:800 1.35rem/1.05 var(--f-d);text-transform:uppercase;overflow-wrap:anywhere}
.md em{font-style:normal;font-size:.76rem;color:var(--steel-2);min-height:1.1em}
.md a{margin-top:.5rem;display:inline-flex;align-items:center;min-height:44px;font:700 .7rem/1 var(--f-b);letter-spacing:.16em;text-transform:uppercase;color:var(--y)}
.md a::after{content:"→";margin-left:.5rem;transition:transform var(--t-fast)}.md a:hover::after{transform:translateX(4px)}
.mod-more{margin-top:var(--s3)}.mod-more[hidden]{display:none}
.qr .dl{display:inline-block;margin-top:.6rem;font:600 .72rem/1 var(--f-b);letter-spacing:.14em;text-transform:uppercase;color:var(--y);min-height:44px;padding-top:.9rem}
@media (max-width:1024px){.mod-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:700px){.mod-grid{grid-template-columns:repeat(2,1fr)}.md b{font-size:1.2rem}}
@media (max-width:380px){.mod-grid{grid-template-columns:1fr}}
.intro-logo{border-radius:50%}.brand img,.foot-brand img,.fab-ia img{background:#fff}