/* ===== Constructora NaSab ===== */
:root{
  --navy:#0b105e; --navy-2:#141b86; --navy-3:#1b2396;
  --green:#1b7a34; --green-2:#23933f;
  --cyan:#7bc1d0; --orange:#e2562a;
  --ink:#10143d; --muted:#565b7a; --line:#dfe3ee;
  --paper:#f3f5fa; --white:#fff;
  --wa:#25d366;
  --r:14px; --wrap:1180px;
  --ff-h:"Oswald","Arial Narrow",sans-serif;
  --ff-b:"Montserrat",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font-family:var(--ff-b);color:var(--ink);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:clip}
html{overflow-x:clip}
img,svg{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3{font-family:var(--ff-h);font-weight:700;line-height:1.05;margin:0;text-transform:uppercase;letter-spacing:.01em}
h2{font-size:clamp(2rem,4.6vw,3.4rem)}
h3{font-size:1.3rem;letter-spacing:.02em}
p{margin:0}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:8px;background:var(--navy);color:#fff;padding:8px 14px;z-index:99}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--cyan);outline-offset:3px}

/* ---- botones ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;font:600 .95rem/1 var(--ff-b);padding:.9em 1.4em;border-radius:999px;text-decoration:none;border:2px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,color .2s}
.btn svg{width:1.25em;height:1.25em}
.btn:hover{transform:translateY(-2px)}
.btn-lg{font-size:1.02rem;padding:1.05em 1.6em}
.btn-block{width:100%}
.btn-wa{background:var(--wa);color:#063b1b;box-shadow:0 8px 24px -8px rgba(37,211,102,.7)}
.btn-wa:hover{box-shadow:0 14px 30px -8px rgba(37,211,102,.9)}
.btn-ghost{border-color:rgba(255,255,255,.4);color:#fff}
.btn-ghost:hover{background:#fff;color:var(--navy)}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green-2)}
.btn-white{background:#fff;color:var(--orange)}

/* ---- nav ---- */
.nav{position:fixed;inset:0 0 auto;z-index:50;display:flex;align-items:center;gap:24px;padding:12px 24px;transition:background .3s,box-shadow .3s,padding .3s;color:#fff}
.nav.solid{background:#fff;box-shadow:0 4px 24px -12px rgba(11,16,94,.35);color:var(--navy);padding:8px 24px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.mark{width:30px;height:auto;background:#fff;border-radius:6px;padding:4px 5px}
.brand-txt{display:flex;flex-direction:column;font:700 .95rem/1.05 var(--ff-b)}
.brand-txt b:last-child{font-size:1.15rem}
.nav-links{display:flex;gap:26px;margin-left:auto}
.nav-links a{text-decoration:none;font-weight:600;font-size:.9rem;position:relative;padding:4px 0}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;background:var(--green-2);transition:width .25s}
.nav-links a:hover::after{width:100%}
.nav-cta{padding:.7em 1.1em}
.burger{display:none;margin-left:auto;background:none;border:0;width:40px;height:40px;cursor:pointer;color:inherit}
.burger span{display:block;height:2px;background:currentColor;margin:7px 8px;transition:transform .3s}
.burger[aria-expanded=true] span:first-child{transform:translateY(4.5px) rotate(45deg)}
.burger[aria-expanded=true] span:last-child{transform:translateY(-4.5px) rotate(-45deg)}

/* ---- hero ---- */
.hero{position:relative;min-height:100svh;background:radial-gradient(120% 90% at 80% 20%,var(--navy-2),var(--navy) 60%,#070a3d);color:#fff;overflow:hidden;display:flex;align-items:center;padding:110px 0 80px}
.blueprint{position:absolute;inset:-40px;background-image:linear-gradient(rgba(123,193,208,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(123,193,208,.09) 1px,transparent 1px),linear-gradient(rgba(123,193,208,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(123,193,208,.05) 1px,transparent 1px);background-size:80px 80px,80px 80px,16px 16px,16px 16px;animation:pan 40s linear infinite}
@keyframes pan{to{transform:translate(80px,80px)}}
.spot{position:absolute;inset:0;background:radial-gradient(360px circle at var(--mx,70%) var(--my,40%),rgba(123,193,208,.16),transparent 70%);pointer-events:none;transition:background .1s}
.hero-grid{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;width:100%}
.kicker{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);border:1px solid rgba(123,193,208,.35);padding:.5em 1em;border-radius:999px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--wa);box-shadow:0 0 0 0 rgba(37,211,102,.7);animation:ping 2s infinite}
@keyframes ping{70%{box-shadow:0 0 0 10px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}
.hero h1{font-size:clamp(3.2rem,9vw,7.2rem);margin:22px 0 22px;line-height:.92}
.hero h1 .l{display:block}
.hero h1 em{font-style:normal;color:var(--cyan);position:relative;display:inline-block}
.hero h1 em::after{content:"";position:absolute;left:0;right:0;bottom:-.02em;height:.09em;background:var(--green-2);transform:scaleX(0);transform-origin:left;animation:under 1s .9s cubic-bezier(.7,0,.2,1) forwards}
@keyframes under{to{transform:scaleX(1)}}
.lead{font-size:clamp(1rem,1.5vw,1.18rem);max-width:560px;color:#d8dcf5}
.lead strong{color:#fff}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px;margin:32px 0 40px}
.hero-proof{list-style:none;padding:0;margin:0;display:flex;gap:34px;flex-wrap:wrap}
.hero-proof li{display:flex;flex-direction:column;border-left:3px solid var(--green-2);padding-left:14px}
.hero-proof b{font:700 2.1rem/1 var(--ff-h)}
.hero-proof span{font-size:.8rem;color:#b9bfe6;max-width:150px}

.hero-art{position:relative;display:flex;justify-content:center;perspective:900px}
.build{width:min(100%,380px);height:auto;filter:drop-shadow(0 30px 40px rgba(0,0,0,.35));transition:transform .3s ease-out}
.build .b{transform-box:fill-box;transform-origin:bottom;transform:scaleY(0);animation:rise .9s cubic-bezier(.2,.8,.2,1) forwards}
.build .b1{animation-delay:.25s}.build .b2{animation-delay:.55s}.build .b3{animation-delay:.4s}
.build .brush{opacity:0;animation:fade .6s .05s forwards}
.build .rule{transform-box:fill-box;transform-origin:top;transform:scaleY(0);animation:rise .9s .8s forwards}
@keyframes rise{to{transform:scaleY(1)}}
@keyframes fade{to{opacity:1}}
.tag{position:absolute;font:600 .8rem var(--ff-b);background:#fff;color:var(--navy);padding:.55em 1em;border-radius:999px;box-shadow:0 10px 30px -10px rgba(0,0,0,.5);animation:float 5s ease-in-out infinite}
.tag::before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:8px;vertical-align:1px}
.tag-a{top:12%;left:0}.tag-a::before{background:var(--green)}
.tag-b{top:48%;right:-4%;animation-delay:-1.6s}.tag-b::before{background:var(--cyan)}
.tag-c{bottom:10%;left:6%;animation-delay:-3.2s;background:var(--green);color:#fff}.tag-c::before{background:#fff}
@keyframes float{50%{transform:translateY(-12px)}}
.scroll-cue{position:absolute;left:50%;bottom:22px;width:26px;height:42px;border:2px solid rgba(255,255,255,.45);border-radius:14px;transform:translateX(-50%)}
.scroll-cue span{position:absolute;left:50%;top:8px;width:4px;height:8px;margin-left:-2px;background:#fff;border-radius:2px;animation:cue 1.8s infinite}
@keyframes cue{80%{transform:translateY(14px);opacity:0}100%{opacity:0}}

/* ---- cinta ---- */
.ribbon{background:var(--green);color:#fff;overflow:hidden;padding:16px 0;transform:rotate(-1.2deg) scale(1.03);margin:-14px 0 -6px;position:relative;z-index:2;box-shadow:0 10px 30px -15px rgba(0,0,0,.4)}
.ribbon-track{display:flex;gap:26px;width:max-content;animation:marquee 38s linear infinite;font:600 1.35rem var(--ff-h);text-transform:uppercase;letter-spacing:.04em;white-space:nowrap}
.ribbon i{font-style:normal;color:var(--cyan)}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---- secciones ---- */
.sec{padding:clamp(72px,10vw,120px) 0;position:relative}
.sec-light{background:var(--white)}
.sec-paper{background:var(--paper)}
.sec-navy{background:var(--navy);color:#fff}
.sec-green{background:linear-gradient(135deg,var(--green),#135d27);color:#fff}
.sec-head{max-width:720px;margin-bottom:52px}
.eyebrow{font:700 .78rem var(--ff-b);letter-spacing:.2em;text-transform:uppercase;color:var(--green);margin-bottom:14px;display:flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:28px;height:2px;background:currentColor}
.eyebrow-light{color:var(--cyan)}
.sub{margin-top:18px;color:var(--muted);font-size:1.05rem;max-width:620px}
.sub-light{color:#c9cef0}
.hl{color:var(--green)}
.hl-cyan{color:var(--cyan)}

/* servicios */
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.svc{position:relative;border:1px solid var(--line);border-radius:var(--r);padding:28px 24px 24px;background:#fff;overflow:hidden;transition:transform .3s,box-shadow .3s,border-color .3s;display:flex;flex-direction:column}
.svc::before{content:"";position:absolute;inset:auto 0 0 0;height:4px;background:linear-gradient(90deg,var(--navy),var(--green),var(--cyan));transform:scaleX(0);transform-origin:left;transition:transform .4s}
.svc:hover{transform:translateY(-6px);box-shadow:0 24px 40px -24px rgba(11,16,94,.45);border-color:transparent}
.svc:hover::before{transform:scaleX(1)}
.svc .num{position:absolute;top:14px;right:18px;font:700 2.6rem/1 var(--ff-h);color:#eef0f7;transition:color .3s}
.svc:hover .num{color:#e3f1e7}
.ico{width:46px;height:46px;fill:none;stroke:var(--navy);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;margin-bottom:18px;transition:stroke .3s,transform .4s}
.svc:hover .ico{stroke:var(--green);transform:rotate(-6deg) scale(1.08)}
.svc h3{margin-bottom:8px;color:var(--navy)}
.svc p{font-size:.92rem;color:var(--muted);flex:1}
.svc-cta{margin-top:16px;font-weight:700;font-size:.85rem;color:var(--green);text-decoration:none}
.svc-feature{grid-column:span 2;grid-row:span 1;background:var(--navy);color:#fff;border:0}
.svc-feature h3{color:#fff;font-size:1.9rem}
.svc-feature p{color:#c9cef0;font-size:1rem}
.svc-feature .ico{stroke:var(--cyan);width:56px;height:56px}
.svc-feature .num{color:rgba(255,255,255,.08)}
.svc-feature:hover .num{color:rgba(123,193,208,.2)}
.svc-feature .svc-cta{color:var(--cyan)}
.svc-feature b{color:#fff}
.svc-industrial{grid-column:span 3;background:linear-gradient(120deg,var(--green),#135d27)}
.svc-industrial p{color:#dcefe1}
.svc-industrial .ico{stroke:#fff}
.svc-industrial .svc-cta{color:#fff}
.svc-specs{list-style:none;padding:0;margin:10px 0 0;font-size:.88rem;color:var(--muted);display:grid;gap:6px;flex:1}
.svc-specs-only{margin-top:0}
.svc-specs li{padding-left:16px;position:relative}
.svc-specs li::before{content:"";position:absolute;left:0;top:.6em;width:7px;height:7px;border-radius:2px;background:var(--green)}
.svc-specs b{color:var(--navy)}
.svc p:has(+ .svc-specs){flex:0}

/* dro */
.dro-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:60px;align-items:center}
.dro-list{list-style:none;padding:0;margin:34px 0;display:grid;gap:14px}
.dro-list li{display:grid;grid-template-columns:210px 1fr;gap:16px;padding:16px 0;border-top:1px solid rgba(255,255,255,.14)}
.dro-list b{font:600 1.35rem var(--ff-h);text-transform:uppercase;color:var(--cyan)}
.dro-list span{color:#d8dcf5}
.zones{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:32px}
.zones span{font-weight:600;color:#b9bfe6;margin-right:4px}
.zones b{background:rgba(123,193,208,.14);border:1px solid rgba(123,193,208,.4);padding:.45em .95em;border-radius:999px;font-size:.88rem;font-weight:600}
.cat-a{background:#fff;color:var(--ink);border-radius:20px;padding:34px 30px;text-align:center;box-shadow:0 30px 60px -30px rgba(0,0,0,.6);transform:rotate(1.5deg);transition:transform .4s;border-top:6px solid var(--green)}
.cat-a:hover{transform:rotate(0) scale(1.02)}
.cat-k{font-size:.75rem;letter-spacing:.2em;text-transform:uppercase;color:var(--green);font-weight:700}
.cat-letter{font:700 8.5rem/1 var(--ff-h);color:var(--navy);margin:6px 0 4px;display:flex;flex-direction:column;align-items:center}
.cat-letter small{font:600 .8rem var(--ff-b);letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:-6px}
.cat-t{font:600 1.35rem/1.2 var(--ff-h);text-transform:uppercase;color:var(--navy)}
.cat-t b{color:var(--green)}
.cat-p{font-size:.88rem;color:var(--muted);margin-top:10px}
.cat-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:22px;border-top:1px dashed var(--line);padding-top:18px}
.cat-stats b{display:block;font:700 2.4rem/1 var(--ff-h);color:var(--green)}
.cat-stats span{font-size:.78rem;color:var(--muted)}

/* cotizar */
.cta-in{display:flex;justify-content:space-between;align-items:center;gap:36px;flex-wrap:wrap}
.cta-in .sub{margin-top:14px}
.btn-xl{font-size:1.35rem;padding:1.05em 2.2em;animation:nudge 2.8s ease-in-out infinite}
@keyframes nudge{0%,80%,100%{transform:none}85%{transform:scale(1.06)}90%{transform:scale(.98)}95%{transform:scale(1.03)}}

/* proceso */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(5,1fr);gap:18px;position:relative;z-index:1}
.step{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:var(--r);padding:26px 20px;transition:background .3s,transform .3s}
.step:hover{background:rgba(255,255,255,.14);transform:translateY(-4px)}
.step-n{display:grid;place-items:center;width:52px;height:52px;border-radius:50%;background:#fff;color:var(--green);font:700 1.6rem var(--ff-h);margin-bottom:18px}
.step h3{font-size:1.45rem;margin-bottom:8px}
.step p{color:#dcefe1;font-size:.93rem}
.steps-line{height:4px;background:rgba(255,255,255,.18);border-radius:4px;margin-top:34px;overflow:hidden}
.steps-line span{display:block;height:100%;width:0;background:var(--cyan);transition:width .2s linear}

/* obras */
.obras{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.obra{position:relative;border-radius:var(--r);overflow:hidden;aspect-ratio:4/3;margin:0}
.obra img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.obra:hover img{transform:scale(1.07)}
.obra figcaption{position:absolute;inset:auto 0 0;padding:40px 18px 16px;background:linear-gradient(transparent,rgba(11,16,94,.9));color:#fff}
.obra figcaption b{display:block;font:600 1.2rem var(--ff-h);text-transform:uppercase}
.obra figcaption span{font-size:.8rem;color:#c9cef0}

/* nosotros */
.about-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:70px;align-items:start}
.mv{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:34px}
.mv-card{border-left:4px solid var(--green);background:var(--paper);padding:24px;border-radius:0 var(--r) var(--r) 0}
.mv-card h3{color:var(--navy);margin-bottom:10px}
.mv-card p{color:var(--muted);font-size:.93rem}
.values{padding-top:6px}
.val{font:700 clamp(2rem,4.2vw,3.3rem)/1.05 var(--ff-h);text-transform:uppercase;color:transparent;-webkit-text-stroke:1.5px var(--navy);position:relative;margin:6px 0;cursor:default}
.val span{background:linear-gradient(90deg,var(--navy),var(--green));-webkit-background-clip:text;background-clip:text;background-size:0% 100%;background-repeat:no-repeat;transition:background-size .7s cubic-bezier(.7,0,.2,1)}
.val.on span,.val:hover span{background-size:100% 100%}

/* lluvias */
.rain{position:relative;background:linear-gradient(120deg,var(--orange),#c43e17);color:#fff;padding:64px 0;overflow:hidden}
.drops{position:absolute;inset:0;background-image:linear-gradient(transparent 0 70%,rgba(255,255,255,.35) 70% 100%);background-size:2px 40px;opacity:.35;animation:rain .6s linear infinite;mask-image:linear-gradient(90deg,transparent,#000 60%)}
@keyframes rain{to{background-position:0 40px}}
.rain-in{position:relative;display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.rain-k{font-weight:700;letter-spacing:.16em;text-transform:uppercase;font-size:.8rem;opacity:.9}
.rain h2{font-size:clamp(2.2rem,5vw,3.6rem);margin:8px 0 10px}
.rain p{max-width:520px}

/* contacto */
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:60px}
.qform{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:30px}
.qform label{display:flex;flex-direction:column;gap:6px;font-size:.85rem;font-weight:600;color:#c9cef0}
.qform .full{grid-column:1/-1}
.qform input,.qform select,.qform textarea{font:500 1rem var(--ff-b);padding:.85em 1em;border-radius:10px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);color:#fff;transition:border-color .2s,background .2s}
.qform select option{color:var(--ink)}
.qform input::placeholder,.qform textarea::placeholder{color:#8f95c4}
.qform input:focus,.qform select:focus,.qform textarea:focus{outline:0;border-color:var(--cyan);background:rgba(255,255,255,.1)}
.qform [aria-invalid=true]{border-color:#ff8a65}
.form-err{grid-column:1/-1;color:#ffb199;font-size:.88rem;min-height:1em}
.contact-side{display:flex;flex-direction:column;gap:22px}
.big-phone{display:flex;align-items:center;gap:14px;text-decoration:none;font:700 clamp(2.2rem,4.5vw,3.2rem)/1 var(--ff-h);color:#fff;transition:color .2s}
.big-phone svg{width:54px;height:54px;color:var(--wa);flex:none}
.big-phone:hover{color:var(--wa)}
.c-list{list-style:none;padding:0;margin:0;display:grid;gap:12px;color:#d8dcf5}
.c-list li{display:flex;gap:12px}
.c-list a{color:#fff;text-underline-offset:3px}
.c-list a:hover{color:var(--cyan)}
.map{border-radius:var(--r);overflow:hidden;aspect-ratio:16/10;background:repeating-linear-gradient(45deg,rgba(255,255,255,.04) 0 12px,transparent 12px 24px),var(--navy-2);display:grid;place-items:center;border:1px solid rgba(255,255,255,.15)}
.map iframe{width:100%;height:100%;border:0}
.map-load{font:600 .95rem var(--ff-b);background:#fff;color:var(--navy);border:0;padding:.8em 1.4em;border-radius:999px;cursor:pointer}
.socials{display:flex;gap:12px}
.socials a{flex:1;text-align:center;text-decoration:none;font-weight:600;border:1px solid rgba(255,255,255,.25);padding:.8em;border-radius:10px;transition:background .2s,color .2s}
.socials a:hover{background:#fff;color:var(--navy)}

/* aviso de privacidad */
.form-legal{font-size:.78rem;color:#9aa0cf;margin-top:-4px}
.form-legal a{color:var(--cyan)}
.foot p a{color:var(--navy);font-weight:600}
.legal-page .nav{position:sticky;top:0}
.mark-img{width:36px;height:36px;padding:3px;border-radius:6px}
.nav-back{margin-left:auto;padding:.7em 1.1em;font-size:.85rem}
.legal{max-width:820px;padding-top:56px;padding-bottom:80px}
.legal h1{font-size:clamp(2.4rem,6vw,3.6rem);color:var(--navy)}
.legal-date{color:var(--muted);font-size:.85rem;margin:10px 0 36px}
.legal section{padding:26px 0;border-top:1px solid var(--line)}
.legal h2{font-size:1.45rem;color:var(--navy);margin-bottom:12px}
.legal p,.legal li{color:#3a3f60;font-size:.97rem}
.legal p+p{margin-top:10px}
.legal ul{margin:10px 0;padding-left:22px;display:grid;gap:6px}
.legal a{color:var(--green);font-weight:600}

/* footer */
.foot{background:#fff;padding:36px 0;border-top:1px solid var(--line)}
.foot-in{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.foot img{width:170px;height:auto}
.foot p{font-size:.85rem;color:var(--muted)}

/* whatsapp flotante */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:60;width:60px;height:60px;border-radius:50%;background:var(--wa);color:#fff;display:grid;place-items:center;box-shadow:0 12px 30px -8px rgba(0,0,0,.4);transform:scale(0);transition:transform .35s cubic-bezier(.2,1.4,.4,1)}
.wa-float.show{transform:scale(1)}
.wa-float svg{width:32px;height:32px}
.wa-float::after{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid var(--wa);animation:ring 2.4s infinite}
@keyframes ring{from{transform:scale(1);opacity:.8}to{transform:scale(1.6);opacity:0}}

/* aparición */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ---- responsive ---- */
@media (max-width:1000px){
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .hero-grid,.dro-grid,.calc-grid,.about-grid,.contact-grid{grid-template-columns:1fr;gap:44px}
  .hero-art{order:-1;max-width:260px;margin:0 auto}
  .steps{grid-template-columns:repeat(3,1fr)}
  .svc-industrial{grid-column:span 2}
  .obras{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:820px){
  .nav-links{position:fixed;inset:0;background:var(--navy);color:#fff;flex-direction:column;justify-content:center;align-items:center;gap:26px;transform:translateY(-100%);visibility:hidden;transition:transform .45s cubic-bezier(.7,0,.2,1),visibility 0s .45s;margin:0}
  .nav-links a{font:600 1.8rem var(--ff-h);text-transform:uppercase}
  .nav-links.open{transform:none;visibility:visible;transition:transform .45s cubic-bezier(.7,0,.2,1)}
  .burger{display:block;position:relative;z-index:2}
  .nav:has(.nav-links.open){color:#fff}
  .nav:has(.nav-links.open) .burger{color:#fff}
  .nav-cta{display:none}
}
@media (max-width:600px){
  .wrap{padding:0 16px}
  .nav,.nav.solid{padding:8px 16px}
  .svc-grid,.steps,.mv,.obras,.qform{grid-template-columns:1fr}
  .svc-feature,.svc-industrial{grid-column:auto}
  .dro-list li{grid-template-columns:1fr;gap:4px}
  .hero{padding-top:96px}
  .hero-art{order:0;max-width:210px}
  .tag{font-size:.7rem}
  .hero-proof{gap:22px}
  .calc{padding:26px 20px}
  .cat-a{transform:none}
  .btn-xl{width:100%}
  .big-phone svg{width:42px;height:42px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
  .ribbon-track{animation:none}
}