/* AntispyTech MX · Diseño sin dependencias externas */
@layer reset, base, layout, components, responsive;
@layer reset {
  *,*::before,*::after{box-sizing:border-box}
  body,h1,h2,h3,p,ul,ol,figure{margin:0}
  img,svg{display:block;max-width:100%}
  button,input,select,textarea{font:inherit}
  button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}
}
@layer base {
  :root{color-scheme:dark;--bg:#080f13;--panel:#101b22;--panel-2:#14242c;--ink:#f3f5f2;--muted:#b3c1c5;--accent:#81d9cf;--accent-2:#afe8df;--line:rgba(205,229,231,.17);--max:1224px;--radius:12px}
  html{scroll-behavior:smooth;scroll-padding-top:108px}
  body{font-family:'Segoe UI',Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:16px;line-height:1.65;text-rendering:optimizeLegibility}
  a{color:inherit;text-decoration:none}
  button{cursor:pointer}
  ::selection{background:var(--accent);color:var(--bg)}
  :focus-visible{outline:3px solid var(--accent-2);outline-offset:5px}
  h1,h2,h3{font-weight:600;line-height:1.12;letter-spacing:-.035em;text-wrap:balance}
  h1{font-size:clamp(2.6rem,5.5vw,5rem)}
  h2{font-size:clamp(2rem,3.7vw,3.2rem)}
  h3{font-size:1.35rem}
  p{color:var(--muted)}
  strong{color:var(--ink);font-weight:600}
  a,button{touch-action:manipulation}
  .icon{width:22px;height:22px;flex:none;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round}
  .icon-sm{width:18px;height:18px}
}
@layer layout {
  .container{width:min(var(--max),calc(100% - 80px));margin-inline:auto}
  .section{padding-block:104px}
  .section-sm{padding-block:64px}
  .section-alt{background:#0c161c}
  .eyebrow{display:flex;align-items:center;gap:12px;color:var(--accent);font-size:.72rem;letter-spacing:.17em;text-transform:uppercase;font-weight:700;margin-bottom:22px}
  .eyebrow::before{content:'';width:24px;height:1px;background:currentColor;flex:none}
  .section-heading{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:44px}
  .section-heading h2{max-width:720px}
  .section-heading p{max-width:360px;font-size:.95rem}
  .intro{max-width:700px;margin-bottom:40px}
  .intro p{margin-top:20px;font-size:1.05rem}
  .split{display:grid;grid-template-columns:1fr 1fr;gap:68px;align-items:center}
  .text-link{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:.92rem;color:var(--accent);border-bottom:1px solid rgba(129,217,207,.4);padding-block:5px}
  .text-link:hover{color:#fff;border-color:#fff}
  .btn{display:inline-flex;justify-content:center;align-items:center;gap:12px;min-height:50px;padding:13px 23px;border-radius:5px;font-weight:650;font-size:.91rem;line-height:1.35;border:1px solid transparent;transition:background .2s,transform .2s,color .2s}
  .btn:hover{transform:translateY(-2px)}
  .btn-primary{background:var(--accent);color:#082126}
  .btn-primary:hover{background:var(--accent-2)}
  .btn-secondary{background:rgba(8,15,19,.36);border-color:rgba(255,255,255,.36);color:#fff}
  .btn-secondary:hover{background:rgba(255,255,255,.1)}
  .actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
  .fine-print{font-size:.78rem;line-height:1.6;color:#b1c0c4}
  .skip{position:fixed;top:10px;left:20px;background:var(--accent);color:#000;padding:12px;z-index:200;transform:translateY(-180%)}
  .skip:focus{transform:none}
  .site-header{position:sticky;top:0;z-index:60;background:rgba(8,15,19,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}
  .header-inner{height:88px;display:flex;align-items:center;justify-content:space-between;gap:26px}
  .brand{display:flex;align-items:center;gap:9px;width:222px;height:64px;flex:none}
  .brand-mark{display:block;position:relative;overflow:hidden;width:46px;height:54px;flex:none}
  .brand-mark img{position:absolute;width:250px;max-width:none;height:167px;object-fit:contain;left:-36px;top:-50px;mix-blend-mode:screen}
  .brand-wordmark{font-size:1.18rem;font-weight:750;letter-spacing:-.035em;line-height:1.2;white-space:nowrap}
  .brand-wordmark>span{color:var(--accent)}
  .brand-wordmark small{display:block;font-size:.49rem;letter-spacing:.16em;font-weight:500;margin-top:5px;color:#b5cbcc}
  .site-nav{display:flex;gap:28px;align-items:center}
  .site-nav a{font-size:.83rem;color:#c1cbd0;position:relative}
  .site-nav a:hover{color:var(--accent)}
  .site-nav .nav-contact{display:none}
  .header-cta{font-size:.78rem;padding:12px 16px;min-height:44px;white-space:nowrap}
  .menu-toggle{display:none;background:none;color:var(--ink);border:1px solid var(--line);border-radius:5px;padding:10px;min-height:44px;min-width:44px}
  .menu-toggle svg{width:22px;height:22px}
  .hero{position:relative;min-height:704px;display:flex;align-items:center;isolation:isolate;overflow:hidden;background:#111b22}
  .hero-image{position:absolute;inset:0;z-index:-3;width:100%;height:100%;object-fit:cover;object-position:65% center}
  .hero::before{content:'';position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,rgba(5,13,18,.98) 0%,rgba(5,13,18,.87) 32%,rgba(5,13,18,.28) 75%,rgba(5,13,18,.08)),linear-gradient(0deg,rgba(8,15,19,.7),transparent 45%)}
  .hero-content{padding-block:78px 58px;max-width:745px}
  .hero h1{max-width:740px}
  .hero h1 em{font-style:normal;color:var(--accent)}
  .hero .lead{font-size:1.05rem;line-height:1.75;max-width:535px;margin:26px 0 30px;color:#d1dadd}
  .hero .fine-print{margin-top:16px}
  .hero-bottom{display:flex;gap:26px;flex-wrap:wrap;margin-top:44px;font-size:.75rem;color:#c9d6d8;letter-spacing:.02em}
  .hero-bottom span{display:flex;align-items:center;gap:8px}
  .hero-bottom .icon{color:var(--accent);width:17px;height:17px}
  .context-bar{border-bottom:1px solid var(--line);background:#0c171d}
  .context-inner{display:flex;gap:30px;align-items:center;justify-content:space-between;padding-block:23px;font-size:.81rem}
  .context-label{color:var(--accent);font-weight:600;white-space:nowrap}
  .context-items{display:flex;flex-wrap:wrap;gap:10px 28px;color:#c4cfd2}
  .context-items span{white-space:nowrap}
  .services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .service-card{display:flex;flex-direction:column;overflow:hidden;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius)}
  .service-photo{width:100%;height:225px;object-fit:cover;transition:transform .5s}
  .photo-wrap{overflow:hidden}
  .service-card:hover .service-photo{transform:scale(1.035)}
  .service-body{padding:28px;display:flex;flex-direction:column;align-items:start;flex:1}
  .service-num{font-size:.72rem;color:var(--accent);margin-bottom:13px;letter-spacing:.12em}
  .service-body h3{margin-bottom:15px}
  .service-body p{font-size:.9rem;margin-bottom:20px}
  .service-list{list-style:none;padding:0;margin-bottom:26px;font-size:.82rem;color:#c9d4d8}
  .service-list li{padding-block:6px;border-bottom:1px solid var(--line)}
  .service-body .text-link{margin-top:auto}
  .service-note{display:flex;align-items:start;gap:18px;border-block:1px solid var(--line);padding:23px 0;margin-top:30px}
  .service-note .icon{color:var(--accent);margin-top:3px}
  .service-note p{font-size:.9rem;max-width:980px}
  .audience-grid{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-left:1px solid var(--line)}
  .audience-item{padding:31px 32px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;align-items:start;gap:22px}
  .audience-item .icon{color:var(--accent);width:27px;height:27px;margin-top:2px}
  .audience-item h3{font-size:1.12rem;margin-bottom:11px;letter-spacing:-.015em}
  .audience-item p{font-size:.88rem}
  .audience-footer{margin-top:26px;font-size:.86rem;max-width:900px}
  .method-intro{display:grid;grid-template-columns:.8fr 1.2fr;gap:100px;align-items:start}
  .method-intro .intro{position:sticky;top:125px}
  .method-intro .intro p{font-size:.95rem;margin-bottom:25px}
  .steps{counter-reset:step;list-style:none;padding:0;border-top:1px solid var(--line)}
  .steps li{display:grid;grid-template-columns:42px 1fr;gap:22px;border-bottom:1px solid var(--line);padding:27px 0;counter-increment:step}
  .steps li::before{content:'0' counter(step);color:var(--accent);font-size:.8rem;letter-spacing:.1em;padding-top:2px}
  .steps h3{font-size:1.16rem;margin-bottom:10px}
  .steps p{font-size:.89rem}
  .principles{background:#e7eeeb;color:#12262b}
  .principles p{color:#425a60}
  .principles strong{color:#12262b}
  .principles .eyebrow{color:#315e60}
  .principles-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:45px;margin-top:40px}
  .principle{border-top:1px solid #a5b9b9;padding-top:25px}
  .principle h3{font-size:1.15rem;margin-bottom:13px}
  .principle p{font-size:.9rem}
  .faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:95px}
  .faq-intro p{margin-top:20px;font-size:.95rem}
  .faq-intro .text-link{margin-top:25px}
  .faq-list{border-top:1px solid var(--line)}
  .faq-list details{border-bottom:1px solid var(--line);padding-block:20px}
  .faq-list summary{cursor:pointer;list-style:none;font-size:.98rem;font-weight:600;display:flex;align-items:center;justify-content:space-between;gap:22px;line-height:1.5}
  .faq-list summary::-webkit-details-marker{display:none}
  .faq-list summary::after{content:'+';font-size:1.5rem;color:var(--accent);font-weight:400;line-height:1}
  .faq-list details[open] summary::after{content:'−'}
  .faq-list details p{padding-top:15px;font-size:.9rem;max-width:95%}
  .contact-section{border-top:1px solid var(--line);background:radial-gradient(ellipse at 0% 20%,#17333b 0%,#0c171e 55%)}
  .contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:start}
  .contact-copy h2{max-width:500px}
  .contact-copy>p{margin-top:24px;font-size:.96rem;max-width:490px}
  .contact-links{margin-top:32px;display:flex;flex-direction:column;align-items:start;gap:15px}
  .contact-links a{display:flex;align-items:center;gap:12px;font-size:.95rem}
  .contact-links .icon{color:var(--accent)}
  .contact-links a:hover{color:var(--accent)}
  .contact-copy .contact-note{font-size:.79rem;max-width:420px;margin-top:28px}
  .quote-form{background:rgba(8,15,19,.4);border:1px solid var(--line);border-radius:var(--radius);padding:32px}
  .quote-form h3{margin-bottom:10px;font-size:1.4rem}
  .quote-form>p{font-size:.86rem;margin-bottom:26px}
  .form-fields{display:grid;gap:20px}
  label{font-size:.82rem;font-weight:600;color:#e3ecec;display:block;margin-bottom:7px}
  input,select{width:100%;min-height:48px;padding:10px 13px;border:1px solid #46616b;border-radius:4px;background:#0b171e;color:#f3f5f2;min-width:0}
  input::placeholder{color:#9eafb5}
  input:focus,select:focus{outline:2px solid var(--accent);outline-offset:2px}
  .field-hint{font-size:.74rem;margin-top:5px}
  .quote-form .btn{width:100%;margin-top:26px}
  .quote-form .fine-print{margin-top:14px;font-size:.72rem}
  .quote-form .fine-print a{text-decoration:underline}
  .form-status{margin-top:14px;font-size:.8rem;color:var(--accent)}
  .site-footer{padding-block:48px 100px;border-top:1px solid var(--line)}
  .footer-top{display:flex;justify-content:space-between;gap:50px;align-items:start}
  .footer-brand{font-size:1.2rem;font-weight:650;letter-spacing:-.02em;color:#edf3f1}
  .footer-brand span{color:var(--accent)}
  .footer-description{font-size:.82rem;margin-top:10px;max-width:390px}
  .footer-links{display:flex;gap:25px;flex-wrap:wrap;font-size:.8rem;color:#c6d1d5}
  .footer-links a:hover{text-decoration:underline;color:#fff}
  .footer-bottom{border-top:1px solid var(--line);padding-top:23px;margin-top:34px;display:flex;justify-content:space-between;gap:28px;font-size:.72rem;color:#aebdc2}
  .footer-bottom p{max-width:560px;font-size:.72rem;color:#aebdc2}
  .wa-float{position:fixed;right:24px;bottom:24px;z-index:100;display:flex;gap:11px;align-items:center;justify-content:center;min-height:58px;padding:14px 21px;border:1px solid #b6f9d2;border-radius:50px;background:#b5f2ce;color:#073820;box-shadow:0 8px 35px #0007;font-weight:700;font-size:.86rem;transition:transform .2s,background .2s}
  .wa-float:hover{background:#d2ffe4;transform:translateY(-3px)}
  .wa-float .icon{width:26px;height:26px;stroke-width:1.8}
  .wa-float:focus-visible{outline-color:#fff}
  .landing .header-inner{height:82px}
  .landing .hero{min-height:690px}
  .landing .hero h1{font-size:clamp(2.6rem,5.4vw,4.7rem);max-width:760px}
  .landing .hero-content{max-width:780px}
  .landing .context-items{justify-content:center}
  .landing .section{padding-block:88px}
  .landing .services-grid{gap:22px}
  .landing-callout{padding:52px;border:1px solid #41656b;border-radius:var(--radius);background:linear-gradient(120deg,#18343d,#101c23);display:grid;grid-template-columns:1.3fr .7fr;gap:50px;align-items:center}
  .landing-callout h2{font-size:clamp(1.9rem,3vw,2.7rem)}
  .landing-callout p{margin-top:16px;font-size:.92rem}
  .landing-callout .btn{white-space:normal;text-align:center}
  .landing-callout .fine-print{font-size:.76rem}
  .privacy-main{max-width:800px;padding-block:75px 100px}
  .privacy-main h1{font-size:clamp(2.4rem,5vw,3.7rem);margin-bottom:30px}
  .privacy-main h2{font-size:1.5rem;margin-block:34px 15px}
  .privacy-main p{margin-bottom:18px}
  .privacy-main a{text-decoration:underline;color:var(--accent)}
  .no-js-note{padding:14px;border:1px solid var(--line);font-size:.85rem;margin-top:20px}
}
@layer responsive {
  @media(min-width:1600px){.hero{min-height:780px}}
  @media(max-width:1180px){
    .container{width:calc(100% - 56px)}
    .site-nav{gap:17px}
    .site-nav a{font-size:.77rem}
    .header-inner{gap:18px}
    .brand{width:205px}
    .contact-layout,.faq-layout{gap:48px}
    .method-intro{gap:65px}
    .service-body{padding:23px}
    .service-photo{height:200px}
  }
  @media(max-width:960px){
    .header-inner,.landing .header-inner{height:76px}
    .menu-toggle{display:block}
    .header-cta{margin-left:auto}
    .site-nav{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;background:#0c171e;padding:20px 28px;gap:0;border-bottom:1px solid var(--line)}
    .js .site-nav{display:none}
    .js .site-nav.is-open{display:flex}
    .site-nav a{font-size:1rem;min-height:48px;padding:10px 0;border-bottom:1px solid var(--line)}
    .site-nav .nav-contact{display:block}
    html:not(.js) .site-header{position:relative;margin-bottom:246px}
    .section{padding-block:80px}
    .hero,.landing .hero{min-height:650px}
    .hero-content{max-width:670px;padding-block:65px}
    .hero::before{background:linear-gradient(90deg,rgba(5,13,18,.96),rgba(5,13,18,.7) 65%,rgba(5,13,18,.45))}
    .context-inner{flex-direction:column;align-items:start;gap:12px}
    .services-grid{grid-template-columns:1fr 1fr}
    .services-grid .service-card:last-child{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr}
    .services-grid .service-card:last-child .service-photo{height:100%;min-height:300px}
    .audience-item{padding:26px}
    .audience-item .icon{display:none}
    .section-heading{align-items:start;gap:28px}
    .section-heading p{max-width:300px}
    .method-intro,.faq-layout{grid-template-columns:1fr;gap:35px}
    .method-intro .intro{position:static;max-width:660px;margin:0}
    .steps{display:grid;grid-template-columns:1fr 1fr;column-gap:30px}
    .principles-grid{gap:25px}
    .contact-layout{gap:35px}
    .quote-form{padding:25px}
    .landing-callout{padding:38px;gap:30px}
  }
  @media(max-width:680px){
    .container{width:calc(100% - 40px)}
    .section,.landing .section{padding-block:64px}
    .section-sm{padding-block:46px}
    .header-inner,.landing .header-inner{height:72px;gap:10px}
    .brand{width:188px;height:55px;gap:6px}
    .brand-wordmark{font-size:1.06rem}
    .brand-wordmark small{font-size:.43rem}
    .brand-mark{width:42px}
    .header-cta{display:none}
    .landing .header-cta{display:inline-flex;font-size:.7rem;padding:10px 12px;white-space:normal;text-align:center;max-width:140px}
    .hero,.landing .hero{min-height:700px;align-items:start}
    .hero-content{padding-block:58px 46px}
    .hero h1,.landing .hero h1{font-size:clamp(2.6rem,10.3vw,3.9rem);letter-spacing:-.045em}
    .hero .lead{font-size:.97rem;margin-block:24px;line-height:1.75}
    .hero .eyebrow{font-size:.65rem;letter-spacing:.11em;margin-bottom:23px}
    .hero-image{object-position:65% center}
    .hero::before{background:linear-gradient(90deg,rgba(5,13,18,.94),rgba(5,13,18,.74)),linear-gradient(0deg,#080f13,transparent 40%)}
    .actions{gap:12px}
    .actions .btn{width:100%;min-height:53px}
    .hero-bottom{gap:14px 20px;margin-top:29px;font-size:.7rem}
    .hero .fine-print{font-size:.72rem}
    .context-inner{padding-block:22px;gap:12px;font-size:.75rem}
    .context-items{gap:7px 19px}
    .section-heading{display:block;margin-bottom:30px}
    .section-heading p{margin-top:22px;max-width:100%;font-size:.93rem}
    .eyebrow{font-size:.67rem;margin-bottom:18px}
    h2{font-size:2.05rem;line-height:1.15}
    .services-grid{grid-template-columns:1fr;gap:22px}
    .services-grid .service-card:last-child{display:flex;grid-column:auto}
    .services-grid .service-card:last-child .service-photo{height:215px;min-height:0}
    .service-photo{height:215px}
    .service-body{padding:25px}
    .service-body h3{font-size:1.4rem}
    .service-note{margin-top:25px}
    .audience-grid{grid-template-columns:1fr}
    .audience-item{padding:26px 22px}
    .audience-item .icon{display:block;width:22px;height:22px}
    .audience-item h3{font-size:1.09rem}
    .audience-item p{font-size:.87rem}
    .steps{display:block}
    .steps li{gap:16px;grid-template-columns:34px 1fr}
    .principles-grid{grid-template-columns:1fr;gap:26px;margin-top:30px}
    .principle{padding-top:22px}
    .faq-layout{gap:30px}
    .faq-list summary{font-size:.94rem;min-height:28px}
    .faq-list details p{font-size:.86rem}
    .contact-layout{grid-template-columns:1fr;gap:35px}
    .contact-copy>p{font-size:.92rem}
    .quote-form{padding:25px 22px}
    .footer-top{flex-direction:column;gap:26px}
    .footer-links{gap:18px 24px}
    .footer-bottom{display:block;margin-top:28px}
    .footer-bottom p{margin-top:12px}
    .site-footer{padding-block:38px 100px}
    .wa-float{right:16px;bottom:calc(16px + env(safe-area-inset-bottom));min-height:56px;padding:14px 18px;font-size:.81rem;gap:9px}
    .wa-float .icon{width:24px;height:24px}
    .landing-callout{padding:28px 24px;grid-template-columns:1fr;gap:26px}
    .landing-callout h2{font-size:1.95rem}
    .landing-callout .btn{width:100%}
  }
  @media(max-width:400px){.landing .header-cta .icon{display:none}.landing .header-cta{min-height:42px;padding:10px 13px;white-space:nowrap}}
  @media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
  @media print{.site-header,.wa-float,.menu-toggle,.quote-form{display:none}.hero{min-height:0}.hero-image{display:none}body{background:#fff;color:#111}p,strong,h1,h2,h3,.eyebrow{color:#111}.section{padding-block:25px}.service-card,.section-alt,.contact-section,.principles{background:#fff;color:#111}.footer-bottom{color:#111}}
}