/* ============================================================
   FOCUS — Landing page
   Identidad de marca v1.0
   ============================================================ */

/* ---------- Fuentes autoalojadas (variables) ----------
   Se sirven desde nuestro propio dominio: ni un solo tercero.
   El bloque latin-ext sólo se descarga si algún carácter lo pide. */
@font-face{
  font-family:'Sora';font-style:normal;font-weight:400 800;font-display:swap;
  src:url('../assets/fonts/sora-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:'Sora';font-style:normal;font-weight:400 800;font-display:swap;
  src:url('../assets/fonts/sora-latin-ext.woff2') format('woff2');
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
@font-face{
  font-family:'Inter';font-style:normal;font-weight:400 700;font-display:swap;
  src:url('../assets/fonts/inter-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:'Inter';font-style:normal;font-weight:400 700;font-display:swap;
  src:url('../assets/fonts/inter-latin-ext.woff2') format('woff2');
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
@font-face{
  font-family:'JetBrains Mono';font-style:normal;font-weight:400 500;font-display:swap;
  src:url('../assets/fonts/mono-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:'JetBrains Mono';font-style:normal;font-weight:400 500;font-display:swap;
  src:url('../assets/fonts/mono-latin-ext.woff2') format('woff2');
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}

:root{
  --tinta:#101418;
  --grafito:#3A4149;
  --niebla:#9AA3AC;
  --papel:#FAFAF7;
  --ambar:#F5B301;
  --ambar-osc:#C98F00;

  --linea:#E4E4DE;
  --linea-osc:#20262D;

  --radius:14px;
  --radius-sm:10px;
  --maxw:1180px;
  --pad-x:6vw;

  --shadow:0 18px 40px rgba(16,20,24,.10);
  --shadow-lg:0 28px 60px rgba(16,20,24,.16);

  --ease:cubic-bezier(.2,.9,.3,1);

  /* ---- Capa inmersiva ----
     El desenfoque y la atenuación del hero y de .blur-demo salen de aquí,
     para que la lente del cursor y la sección del problema coincidan
     por construcción y no por casualidad. */
  --lens-blur:3.5px;
  --lens-dim:.5;
  --lens-r:150px;
  --lens-feather:62%;

  --vf-size:30px;

  --dur-fast:.18s;
  --dur-base:.32s;
  --dur-slow:.6s;

  /* ---- Orden de apilado ----
     Explícito para que un pin-spacer de ScrollTrigger no tape el header. */
  --z-pin:5;
  --z-lens:3;
  --z-header:100;
}

/* ---------- Reset ---------- */
*{margin:0;padding:0;box-sizing:border-box}
/* overflow-x:clip en html, no hidden en body: `hidden` convierte body en
   contenedor de scroll y descuadra los pin-spacer y el header sticky. */
html{-webkit-text-size-adjust:100%;overflow-x:clip}
/* El scroll suave nativo sólo cuando Lenis NO está gobernando el scroll:
   si conviven, las anclas se pasan de largo y vuelven arrastrándose. */
html:not(.lenis){scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,sans-serif;
  background:var(--papel);
  color:var(--tinta);
  line-height:1.6;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}

h1,h2,h3,h4,.display{font-family:'Sora',sans-serif;letter-spacing:-.02em}
.mono{font-family:'JetBrains Mono',monospace}

.container{max-width:var(--maxw);margin:0 auto;padding-left:var(--pad-x);padding-right:var(--pad-x);width:100%}

/* ---------- Wordmark ---------- */
.wm{
  font-family:'Sora',sans-serif;font-weight:800;
  letter-spacing:-.045em;display:inline-flex;align-items:center;line-height:1;
  font-size:24px;
}
.o-mark{
  display:inline-block;position:relative;
  width:.78em;height:.78em;margin:0 .045em;
  border:.085em solid currentColor;border-radius:50%;
}
.o-mark::after{
  content:"";position:absolute;inset:0;margin:auto;
  width:.3em;height:.3em;background:var(--ambar);border-radius:50%;
}

/* ---------- Eyebrow ---------- */
.eyebrow{
  font-family:'JetBrains Mono',monospace;
  font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--ambar-osc);margin-bottom:16px;display:flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:8px;height:8px;background:var(--ambar);border-radius:50%;flex:none}
.eyebrow.light{color:var(--ambar)}

h2{font-size:clamp(28px,4vw,42px);font-weight:700;margin-bottom:16px;line-height:1.12}
.lead{font-size:clamp(16px,2vw,19px);color:var(--grafito);max-width:640px}
.lead.light{color:var(--niebla)}

section{position:relative}

/* ---------- Viewfinder brackets ---------- */
.vf{position:absolute;width:var(--vf-size);height:var(--vf-size);border:3px solid var(--niebla);z-index:2}
.vf.amber{border-color:var(--ambar)}
.vf.tl{top:22px;left:22px;border-right:none;border-bottom:none}
.vf.tr{top:22px;right:22px;border-left:none;border-bottom:none}
.vf.bl{bottom:22px;left:22px;border-right:none;border-top:none}
.vf.br{bottom:22px;right:22px;border-left:none;border-top:none}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:'Inter',sans-serif;font-weight:600;font-size:15px;
  padding:14px 26px;border-radius:var(--radius-sm);border:1.5px solid transparent;
  cursor:pointer;transition:transform .15s var(--ease),background .2s,box-shadow .2s,color .2s;
  white-space:nowrap;
}
.btn-primary{background:var(--ambar);color:var(--tinta);box-shadow:0 6px 18px rgba(245,179,1,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(245,179,1,.38)}
.btn-ghost{border-color:var(--niebla);color:var(--papel);background:transparent}
.btn-ghost:hover{border-color:var(--ambar);color:var(--ambar)}
.btn-block{width:100%}

.text-link{
  display:inline-block;margin-top:8px;font-weight:600;color:var(--ambar-osc);
  border-bottom:2px solid transparent;transition:border-color .2s;
}
.text-link:hover{border-color:var(--ambar)}

/* ============================================================
   HEADER
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:var(--z-header);
  background:rgba(250,250,247,.82);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--linea);
  transition:box-shadow .2s;
}
.site-header.scrolled{box-shadow:0 4px 20px rgba(16,20,24,.06)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand .wm{font-size:23px}
.nav{display:flex;align-items:center;gap:30px}
.nav a{font-size:15px;font-weight:500;color:var(--grafito);transition:color .2s}
.nav a:hover{color:var(--tinta)}
.nav .nav-cta{
  background:var(--tinta);color:var(--papel);padding:9px 18px;border-radius:var(--radius-sm);
  font-weight:600;transition:background .2s;
}
.nav .nav-cta:hover{background:var(--grafito);color:var(--papel)}

.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:var(--tinta);border-radius:2px;transition:transform .25s,opacity .2s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.mobile-nav{display:none;flex-direction:column;padding:0 var(--pad-x);background:var(--papel);border-bottom:1px solid var(--linea)}
.mobile-nav a{padding:14px 0;font-weight:500;color:var(--grafito);border-bottom:1px solid var(--linea)}
.mobile-nav a:last-child{border-bottom:none}
.mobile-nav.open{display:flex}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  background:var(--tinta);color:var(--papel);
  position:relative;overflow:hidden;
  padding:clamp(80px,12vh,130px) 0 96px;
}
.hero-bg{
  position:absolute;inset:0;pointer-events:none;opacity:.5;
  background:
    radial-gradient(circle at 80% 15%, rgba(245,179,1,.14), transparent 42%),
    radial-gradient(var(--linea-osc) 1.2px, transparent 1.2px);
  background-size:auto, 26px 26px;
  -webkit-mask-image:radial-gradient(circle at 70% 20%, #000 40%, transparent 78%);
          mask-image:radial-gradient(circle at 70% 20%, #000 40%, transparent 78%);
}
.hero-inner{position:relative;z-index:1;text-align:center;padding:56px 4vw 24px}
.hero .vf{border-color:var(--ambar)}
@media (prefers-reduced-motion:no-preference){
  .hero .vf{animation:snap 1s var(--ease) both}
  .hero .vf.tl{--dx:-16px;--dy:-16px}.hero .vf.tr{--dx:16px;--dy:-16px}
  .hero .vf.bl{--dx:-16px;--dy:16px}.hero .vf.br{--dx:16px;--dy:16px}
  @keyframes snap{
    0%{transform:translate(var(--dx),var(--dy));opacity:0}
    60%{opacity:1}100%{transform:translate(0,0);opacity:1}
  }
  .hero-title{animation:defocus 1.3s ease both}
  @keyframes defocus{0%{filter:blur(12px);opacity:.2}100%{filter:blur(0);opacity:1}}
}
.hero-title{
  font-size:clamp(38px,7vw,74px);font-weight:800;line-height:1.04;letter-spacing:-.035em;
  margin:8px auto 0;max-width:14ch;
}
.hero-title em{font-style:normal;color:var(--ambar)}
.hero-tag{
  margin:26px auto 0;color:var(--niebla);font-size:clamp(16px,2.1vw,20px);max-width:560px;
}
.hero-tag strong{color:var(--papel);font-weight:600}
.hero-actions{margin-top:36px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-proof{
  margin:52px auto 0;display:flex;gap:12px 40px;justify-content:center;flex-wrap:wrap;
  font-size:14px;color:var(--niebla);max-width:720px;
}
.hero-proof li{display:flex;align-items:baseline;gap:8px}
.hero-proof .num{font-family:'Sora',sans-serif;font-weight:700;font-size:19px;color:var(--ambar)}
.hero-meta{
  position:relative;z-index:1;display:flex;justify-content:space-between;margin-top:44px;
  font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.14em;
  color:var(--niebla);text-transform:uppercase;
}

/* ============================================================
   TRUST
   ============================================================ */
.trust{padding:44px 0;border-bottom:1px solid var(--linea);background:var(--papel)}
.trust-label{text-align:center;font-size:13px;color:var(--niebla);font-family:'JetBrains Mono',monospace;letter-spacing:.1em;text-transform:uppercase;margin-bottom:22px}
.trust-row{display:flex;flex-wrap:wrap;justify-content:center;gap:18px 44px}
.trust-row span{font-family:'Sora',sans-serif;font-weight:700;font-size:clamp(16px,2.4vw,22px);color:var(--niebla);opacity:.7}

/* ============================================================
   PROBLEMA
   ============================================================ */
.problem{padding:96px 0}
.problem .lead{margin-bottom:8px}
.problem-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;margin-top:44px;align-items:center}
.blur-demo{
  background:var(--tinta);border-radius:var(--radius);padding:52px 40px;color:var(--niebla);
  font-family:'Sora',sans-serif;font-size:clamp(18px,2.4vw,23px);font-weight:600;line-height:1.9;
  display:flex;flex-direction:column;gap:6px;align-items:flex-start;
}
.blur-demo .fuzz{filter:blur(var(--lens-blur));opacity:var(--lens-dim)}
.blur-demo .sharp{
  color:var(--papel);position:relative;padding:2px 8px;white-space:nowrap;
  box-shadow:inset 3px 3px 0 -1px var(--ambar), inset -3px -3px 0 -1px var(--ambar);
}
.problem-text p{margin-bottom:16px;color:var(--grafito)}
.problem-text p b{color:var(--tinta)}

/* ============================================================
   SERVICIOS
   ============================================================ */
.services{padding:96px 0;background:#fff;border-top:1px solid var(--linea);border-bottom:1px solid var(--linea)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:48px}
.card{
  background:var(--papel);border:1px solid var(--linea);border-radius:var(--radius);
  padding:30px 28px;transition:transform .2s var(--ease),box-shadow .2s,border-color .2s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d9d9d1}
.card-icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:12px;background:var(--tinta);color:var(--ambar);margin-bottom:18px;
}
.card-icon svg{width:24px;height:24px}
.card h3{font-size:19px;margin-bottom:10px}
.card p{font-size:15px;color:var(--grafito)}

/* ============================================================
   CÓMO TRABAJAMOS
   ============================================================ */
.how{padding:96px 0;background:var(--tinta);color:var(--papel)}
.how h2{color:var(--papel)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:48px;counter-reset:step}
.step{
  position:relative;padding:28px 24px 26px;border:1px solid var(--linea-osc);border-radius:var(--radius);
  background:linear-gradient(180deg, rgba(255,255,255,.02), transparent);
}
.step-num{
  font-family:'JetBrains Mono',monospace;font-size:13px;font-weight:500;color:var(--ambar);
  letter-spacing:.1em;display:block;margin-bottom:14px;
}
.step h3{font-size:19px;color:var(--papel);margin-bottom:10px}
.step p{font-size:14.5px;color:var(--niebla)}
.step::before{
  content:"";position:absolute;top:34px;right:-13px;width:12px;height:2px;background:var(--linea-osc);
}
.step:last-child::before{display:none}

/* ============================================================
   RESULTADOS
   ============================================================ */
.results{padding:96px 0}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:44px}
.stat{
  border:1px solid var(--linea);border-radius:var(--radius);padding:32px 26px;background:#fff;
  position:relative;overflow:hidden;
}
.stat::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--ambar)}
.stat-num{font-family:'Sora',sans-serif;font-weight:800;font-size:clamp(34px,4.4vw,48px);color:var(--tinta);display:block;line-height:1;letter-spacing:-.03em}
.stat-label{display:block;margin-top:14px;font-size:14.5px;color:var(--grafito)}

/* ============================================================
   CASOS
   ============================================================ */
.cases{padding:96px 0;background:#fff;border-top:1px solid var(--linea)}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:48px}
.case{
  border:1px solid var(--linea);border-radius:var(--radius);padding:28px 26px;
  display:flex;flex-direction:column;gap:12px;transition:transform .2s var(--ease),box-shadow .2s;
}
.case:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.case-tag{
  align-self:flex-start;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--ambar-osc);background:rgba(245,179,1,.12);
  padding:5px 10px;border-radius:6px;
}
.case h3{font-size:19px;line-height:1.25}
.case p{font-size:15px;color:var(--grafito);flex:1}
.case-metric{
  font-size:14px;color:var(--grafito);border-top:1px solid var(--linea);padding-top:14px;margin-top:4px;
}
.case-metric span{font-family:'Sora',sans-serif;font-weight:800;color:var(--tinta);font-size:20px;margin-right:6px}
.cases-cta{margin-top:44px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:16px}
.cases-cta p{font-family:'Sora',sans-serif;font-weight:600;font-size:20px}

/* ============================================================
   CITA / MANIFIESTO
   ============================================================ */
.quote{padding:110px 0;background:var(--tinta);color:var(--papel);position:relative}
.quote .container{position:relative;text-align:center;padding:40px 6vw}
.quote-text{font-family:'Sora',sans-serif;font-weight:700;font-size:clamp(24px,4vw,40px);line-height:1.35;letter-spacing:-.02em;max-width:760px;margin:0 auto}
.quote-text em{font-style:normal;color:var(--ambar)}
.quote-by{margin-top:22px;font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--niebla)}

/* ============================================================
   FAQ
   ============================================================ */
.faq{padding:96px 0}
.faq-list{margin-top:40px;max-width:820px}
.faq-item{border-bottom:1px solid var(--linea);padding:6px 0}
.faq-item summary{
  cursor:pointer;list-style:none;padding:20px 44px 20px 0;position:relative;
  font-family:'Sora',sans-serif;font-weight:600;font-size:clamp(17px,2.2vw,20px);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-size:26px;font-weight:400;color:var(--ambar-osc);transition:transform .2s;
}
.faq-item[open] summary::after{content:"−"}
.faq-item p{padding:0 44px 22px 0;color:var(--grafito);font-size:15.5px}

/* ============================================================
   CONTACTO
   ============================================================ */
.contact{padding:96px 0;background:var(--tinta);color:var(--papel)}
.contact-inner{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:start;position:relative}
.contact-copy{position:relative;padding:44px 0 44px 8px}
.contact-copy h2{color:var(--papel)}
.contact-copy .vf.tl{top:-6px;left:-16px}
.contact-copy .vf.tr{top:-6px;right:-16px}
.contact-list{margin-top:28px;display:flex;flex-direction:column;gap:12px}
.contact-list li{position:relative;padding-left:26px;color:var(--niebla);font-size:15.5px}
.contact-list li::before{
  content:"";position:absolute;left:0;top:8px;width:9px;height:9px;border-radius:50%;background:var(--ambar);
}

.contact-form{
  background:var(--papel);border-radius:var(--radius);padding:32px;color:var(--tinta);box-shadow:var(--shadow-lg);
}
.field{margin-bottom:18px;display:flex;flex-direction:column;gap:7px}
.field label{font-size:13px;font-weight:600;color:var(--grafito)}
.field input,.field textarea{
  font-family:'Inter',sans-serif;font-size:15px;color:var(--tinta);
  background:#fff;border:1.5px solid var(--linea);border-radius:var(--radius-sm);padding:12px 14px;
  transition:border-color .2s,box-shadow .2s;resize:vertical;
}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--ambar);box-shadow:0 0 0 3px rgba(245,179,1,.18);
}
.field input:user-invalid{border-color:#d98a8a}
.form-note{margin-top:14px;font-size:14px;text-align:center;min-height:20px}
.form-note.ok{color:var(--ambar-osc);font-weight:600}
.form-note.err{color:#c0564f;font-weight:600}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{background:var(--tinta);color:var(--niebla);padding:64px 0 32px;border-top:1px solid var(--linea-osc)}
.footer-inner{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;padding-bottom:40px;border-bottom:1px solid var(--linea-osc)}
.footer-brand .wm{font-size:30px;color:var(--papel)}
.footer-brand p{margin-top:12px;font-size:14px;max-width:280px}
.footer-cols{display:flex;gap:64px;flex-wrap:wrap}
.footer-col{display:flex;flex-direction:column;gap:11px}
.footer-col h4{font-size:13px;color:var(--papel);text-transform:uppercase;letter-spacing:.08em;margin-bottom:4px;font-family:'JetBrains Mono',monospace;font-weight:500}
.footer-col a,.footer-col span{font-size:14px;color:var(--niebla);transition:color .2s}
.footer-col a:hover{color:var(--ambar)}
.footer-legal{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-top:26px;font-size:12.5px}
.footer-legal .mono{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--grafito)}
.footer-legal-links{display:flex;gap:20px}
.footer-legal-links a{color:var(--niebla);transition:color .2s}
.footer-legal-links a:hover{color:var(--ambar)}

/* ============================================================
   PÁGINAS LEGALES
   ============================================================ */
.legal-page{padding:56px 0 96px;max-width:820px}
.legal-back{
  display:inline-flex;align-items:center;gap:8px;font-family:'JetBrains Mono',monospace;
  font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--ambar-osc);margin-bottom:32px;
}
.legal-back:hover{color:var(--tinta)}
.legal-page h1{font-size:clamp(30px,5vw,44px);font-weight:800;letter-spacing:-.03em;margin-bottom:10px}
.legal-updated{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--niebla);letter-spacing:.06em;margin-bottom:40px}
.legal-page h2{font-size:clamp(20px,2.6vw,26px);margin:40px 0 14px}
.legal-page h3{font-size:18px;margin:26px 0 10px}
.legal-page p,.legal-page li{color:var(--grafito);font-size:16px;margin-bottom:14px}
.legal-page ul{list-style:disc;padding-left:22px;margin-bottom:14px}
.legal-page li{margin-bottom:8px}
.legal-page a{color:var(--ambar-osc);border-bottom:1px solid transparent;transition:border-color .2s}
.legal-page a:hover{border-color:var(--ambar)}
.legal-note{
  background:#fff;border:1px solid var(--linea);border-left:4px solid var(--ambar);
  border-radius:var(--radius-sm);padding:16px 18px;font-size:14.5px;color:var(--grafito);margin:8px 0 24px;
}
.legal-note strong{color:var(--tinta)}

/* ============================================================
   REVEAL ON SCROLL
   ============================================================ */
@media (prefers-reduced-motion:no-preference){
  .reveal{opacity:0;transform:translateY(24px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
  .reveal.in{opacity:1;transform:none}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:980px){
  .cards,.case-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step::before{display:none}
  .stats{grid-template-columns:repeat(2,1fr)}
  .contact-inner{grid-template-columns:1fr;gap:36px}
  .contact-copy{padding:36px 8px}
}
@media(max-width:760px){
  section{scroll-margin-top:70px}
  .nav{display:none}
  .nav-toggle{display:flex}
  .problem-grid{grid-template-columns:1fr;gap:32px}
  .cards,.case-grid{grid-template-columns:1fr}
  .problem,.services,.how,.results,.cases,.faq,.contact{padding:72px 0}
  .hero-inner{padding:44px 2vw 16px}
  .footer-cols{gap:40px}
}
@media(max-width:460px){
  .stats{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .hero-proof{gap:14px 24px}
  .btn{width:100%}
  .hero-actions{flex-direction:column}
}