/* ARGO Abogados Consultores — estilos del sitio.
   Colores y tipografías del manual de marca (manual-de-marca/index.html). */

:root{
  --azul:#2B3059; --profundo:#1B1F3B; --acero:#4A5080;
  --grafito:#727376; --plata:#BDBFC1; --niebla:#EEEFF3; --blanco:#FFFFFF;
  --texto:#262A45; --texto-2:#4B4F66;
  --whatsapp:#25D366;
  --serif:"Cormorant Garamond", Garamond, Georgia, serif;
  --sans:"Open Sans","Segoe UI",system-ui,sans-serif;
  --ancho:1180px;
  --gutter:clamp(16px,4vw,40px);
  --alto-cabecera:84px;
}

*,*::before,*::after{box-sizing:border-box}
/* Cormorant trae cifras de estilo antiguo ("11" parece "II"). El shorthand
   font: resetea font-feature-settings, de ahí el !important. */
*{font-feature-settings:"lnum" 1 !important}
[hidden]{display:none !important}
html{scroll-behavior:smooth;scroll-padding-top:var(--alto-cabecera);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--blanco);color:var(--texto);font:400 16px/1.7 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--serif);font-weight:500;color:var(--azul);margin:0;line-height:1.05}
h2{font-size:clamp(36px,5vw,58px);letter-spacing:-.01em}
h2 em,h1 em{font-style:italic;font-weight:400}
p{margin:0 0 1em}

.contenedor{width:100%;max-width:calc(var(--ancho) + 2 * var(--gutter));margin:0 auto;padding:0 var(--gutter)}
.saltar{position:absolute;left:-999px;top:8px;background:var(--azul);color:#fff;padding:10px 14px;z-index:100}
.saltar:focus{left:8px}
:focus-visible{outline:2px solid var(--acero);outline-offset:3px}

.antetitulo{font:600 11.5px/1.4 var(--sans);letter-spacing:.32em;text-transform:uppercase;color:var(--grafito);margin:0 0 18px;display:flex;align-items:center;gap:14px}
.antetitulo::before{content:"";width:28px;height:1px;background:currentColor}

/* ---------- Botones ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font:600 13px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;text-decoration:none;padding:17px 26px;border:1px solid transparent;cursor:pointer;transition:background .25s,color .25s,border-color .25s,transform .25s}
.btn .ico{width:18px;height:18px;flex:none}
.btn-claro{background:#fff;color:var(--azul)}
.btn-claro:hover{background:var(--niebla)}
.btn-linea{border-color:rgba(255,255,255,.45);color:#fff}
.btn-linea:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.btn-azul{background:var(--azul);color:#fff;width:100%}
.btn-azul:hover{background:var(--profundo)}
.btn:active{transform:translateY(1px)}

/* ---------- Cabecera ---------- */
.cabecera{position:fixed;inset:0 0 auto;z-index:50;height:var(--alto-cabecera);transition:background .35s,box-shadow .35s,height .35s}
.cabecera-in{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.marca{position:relative;z-index:2;display:block;width:140px;flex:none}
.marca img{width:100%;height:auto;transition:opacity .35s}
.marca-color{position:absolute;inset:0;opacity:0}
.menu{display:flex;align-items:center;gap:34px}
.menu a{font:600 12.5px/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;text-decoration:none;color:#fff;position:relative;padding:8px 0;transition:color .25s}
.menu a:not(.menu-cta)::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .3s}
.menu a:not(.menu-cta):hover::after,.menu a.activo::after{transform:scaleX(1)}
.menu-cta{border:1px solid rgba(255,255,255,.5);padding:13px 18px !important;transition:background .25s,border-color .25s,color .25s}
.menu-cta:hover{background:#fff;color:var(--azul) !important}
.menu-btn{display:none}

.cabecera.solida{background:rgba(255,255,255,.96);box-shadow:0 1px 0 var(--niebla),0 10px 30px -20px rgba(27,31,59,.4);height:72px;backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px)}
.cabecera.solida .marca-blanca{opacity:0}
.cabecera.solida .marca-color{opacity:1}
.cabecera.solida .menu a{color:var(--azul)}
.cabecera.solida .menu-cta{background:var(--azul);border-color:var(--azul);color:#fff !important}
.cabecera.solida .menu-cta:hover{background:var(--profundo)}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--azul);color:#fff;overflow:hidden;padding:calc(var(--alto-cabecera) + clamp(56px,10vh,110px)) 0 0;isolation:isolate}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 70% 60% at 85% 20%,rgba(74,80,128,.55),transparent 70%),linear-gradient(180deg,transparent 60%,rgba(27,31,59,.55));z-index:-1}
.hero-textura{position:absolute;right:-8%;bottom:-24%;width:min(820px,72vw);opacity:.07;z-index:-1;pointer-events:none}
.hero-in{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.65fr);gap:40px;align-items:center}
.hero .antetitulo{color:var(--plata)}
.hero h1{font-size:clamp(46px,7.2vw,92px);font-weight:400;color:#fff;line-height:.98;letter-spacing:-.015em;margin-bottom:28px}
.hero h1 em{color:var(--plata)}
.hero-lead{font-size:clamp(16px,1.6vw,19px);line-height:1.65;color:rgba(255,255,255,.82);max-width:600px;margin-bottom:38px}
.hero-botones{display:flex;flex-wrap:wrap;gap:14px}
.hero-simbolo{width:100%;max-width:330px;justify-self:end;opacity:.95;filter:drop-shadow(0 30px 40px rgba(0,0,0,.25))}
.hero-franja{list-style:none;margin:clamp(64px,10vh,110px) 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.16)}
.hero-franja li + li{border-left:1px solid rgba(255,255,255,.16)}
.hero-franja a{display:flex;align-items:baseline;gap:14px;padding:26px 24px 30px;text-decoration:none;font:500 22px/1.2 var(--serif);color:#fff;transition:background .25s}
.hero-franja li:first-child a{padding-left:0}
.hero-franja a:hover{background:rgba(255,255,255,.04)}
.hero-franja span{font:600 11px/1 var(--sans);letter-spacing:.2em;color:var(--plata)}

/* ---------- Secciones ---------- */
.seccion{padding:clamp(80px,12vw,140px) 0;position:relative}
.sec-cab{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px 64px;align-items:end;margin-bottom:clamp(44px,6vw,72px)}
.sec-cab .antetitulo{grid-column:1 / -1;margin-bottom:-6px}
.sec-intro{font-size:17px;color:var(--texto-2);margin:0;max-width:520px}

/* Servicios */
.servicios{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--azul)}
.servicio{position:relative;padding:38px 34px 42px 0;border-bottom:1px solid var(--niebla);transition:background .35s}
.servicio:nth-child(3n+2),.servicio:nth-child(3n+3){padding-left:34px;border-left:1px solid var(--niebla)}
.servicio .num{display:block;font:400 15px/1 var(--serif);font-style:italic;color:var(--grafito);margin-bottom:22px}
.servicio h3{font-size:28px;margin-bottom:14px}
.servicio p{font-size:15px;line-height:1.7;color:var(--texto-2);margin:0}
.servicio::before{content:"";position:absolute;left:0;top:-1px;height:2px;width:0;background:var(--azul);transition:width .5s cubic-bezier(.2,.7,.2,1)}
.servicio:nth-child(3n+2)::before,.servicio:nth-child(3n+3)::before{left:34px}
.servicio:hover::before{width:56px}

.proceso{margin-top:clamp(64px,8vw,96px);display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,2.3fr);gap:40px;align-items:start;background:var(--niebla);padding:clamp(28px,4vw,48px)}
.proceso-titulo{font-size:32px}
.proceso ol{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:28px;counter-reset:paso}
.proceso li{counter-increment:paso;display:flex;flex-direction:column;gap:6px;font-size:14.5px;line-height:1.6;color:var(--texto-2)}
.proceso li::before{content:"0" counter(paso);font:600 11px/1 var(--sans);letter-spacing:.2em;color:var(--acero);padding-bottom:12px;border-bottom:1px solid var(--plata);margin-bottom:8px}
.proceso b{font:500 21px/1.2 var(--serif);color:var(--azul)}

/* Quiénes somos */
.nosotros{background:var(--blanco);overflow:hidden;border-top:1px solid var(--niebla)}
.nosotros-textura{position:absolute;left:-14%;bottom:-30%;width:min(720px,70vw);opacity:.22;transform:scaleX(-1);pointer-events:none}
.nosotros-in{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(40px,7vw,96px);align-items:start}
.cita{margin:36px 0 0;padding-left:26px;border-left:1px solid var(--plata);font:italic 400 clamp(24px,2.6vw,32px)/1.3 var(--serif);color:var(--azul)}
.nosotros-texto{font-size:17px;color:var(--texto-2);padding-top:8px}
.valores{list-style:none;margin:36px 0 0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0 32px;border-top:1px solid var(--azul)}
.valores li{padding:20px 0;border-bottom:1px solid var(--niebla);display:flex;flex-direction:column;gap:4px}
.valores b{font:500 23px/1.2 var(--serif);color:var(--azul)}
.valores span{font-size:14.5px;line-height:1.6}

/* Clientes */
.clientes{background:var(--niebla)}
.clientes-lista{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1px;background:var(--plata);border:1px solid var(--plata)}
.clientes-lista li{background:#fff;display:grid;place-items:center;padding:28px;min-height:120px}
.clientes-lista img{max-height:56px;width:auto;filter:grayscale(1);opacity:.75;transition:filter .3s,opacity .3s}
.clientes-lista li:hover img{filter:none;opacity:1}

/* Contacto */
.contacto{background:var(--niebla)}
.contacto-in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(40px,6vw,88px);align-items:start}
.contacto .sec-intro{margin-top:22px}
.datos{margin:36px 0 28px;display:grid;grid-template-columns:1fr 1fr;gap:0 28px;border-top:1px solid var(--azul)}
.datos div{padding:18px 0;border-bottom:1px solid var(--plata)}
.datos dt{font:600 10.5px/1.4 var(--sans);letter-spacing:.24em;text-transform:uppercase;color:var(--grafito);margin-bottom:6px}
.datos dd{margin:0;font-size:15.5px;line-height:1.55;color:var(--texto)}
.datos a{text-decoration:none;border-bottom:1px solid var(--plata);transition:border-color .2s}
.datos a:hover{border-color:var(--azul)}
.mapa{position:relative;aspect-ratio:16/9;background:#dfe1e8;overflow:hidden}
.mapa iframe{position:absolute;inset:0;width:100%;height:100%;border:0;filter:grayscale(.85) contrast(1.05)}

.formulario{background:#fff;padding:clamp(28px,4vw,48px);box-shadow:0 30px 60px -40px rgba(27,31,59,.45);border-top:3px solid var(--azul)}
.formulario h3{font-size:34px;margin-bottom:6px}
.form-nota{font-size:14px;color:var(--grafito);margin-bottom:28px}
.campo{display:flex;flex-direction:column;gap:8px;margin-bottom:20px;min-width:0}
.campo-doble{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.campo label{font:600 11px/1.4 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--azul)}
.campo label span{color:var(--grafito);font-weight:400;letter-spacing:.05em;text-transform:none}
.campo input,.campo select,.campo textarea{font:400 16px/1.5 var(--sans);color:var(--texto);background:#fff;border:0;border-bottom:1px solid var(--plata);padding:10px 2px;border-radius:0;transition:border-color .2s;width:100%;-webkit-appearance:none;appearance:none}
.campo select{background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%232B3059' stroke-width='1.4'/%3E%3C/svg%3E") right 4px center/12px no-repeat;padding-right:24px;cursor:pointer}
.campo textarea{resize:vertical;min-height:96px}
.campo input:focus,.campo select:focus,.campo textarea:focus{outline:none;border-color:var(--azul);box-shadow:0 1px 0 var(--azul)}
.campo .invalido{border-color:#B42318}
.check{display:flex;gap:12px;align-items:flex-start;font-size:13px;line-height:1.55;color:var(--texto-2);margin:4px 0 22px;cursor:pointer}
.check input{width:18px;height:18px;margin:2px 0 0;accent-color:var(--azul);flex:none}
.form-error{color:#B42318;font-size:14px;margin:-8px 0 16px}

/* Pie */
.pie{background:var(--profundo);color:rgba(255,255,255,.7);font-size:14px}
.pie-in{display:grid;grid-template-columns:auto 1fr auto;gap:40px;align-items:center;padding-top:56px;padding-bottom:44px}
.pie-in img{width:170px;height:auto}
.pie nav{display:flex;gap:28px;justify-content:center}
.pie nav a{font:600 12px/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;text-decoration:none;color:#fff}
.pie nav a:hover{color:var(--plata)}
.pie address{font-style:normal;line-height:1.8;text-align:right}
.pie-legal{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.1);padding-top:22px;padding-bottom:26px;font-size:12.5px;color:rgba(255,255,255,.5)}

/* ---------- WhatsApp flotante ---------- */
.whatsapp{position:fixed;right:clamp(16px,2.4vw,28px);bottom:clamp(16px,2.4vw,28px);z-index:60;display:flex;align-items:center;gap:12px;text-decoration:none}
.whatsapp-boton{width:60px;height:60px;border-radius:50%;background:var(--whatsapp);color:#fff;display:grid;place-items:center;box-shadow:0 10px 26px -6px rgba(0,0,0,.35);transition:transform .25s;position:relative}
.whatsapp-boton svg{width:32px;height:32px}
.whatsapp-boton::after{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid var(--whatsapp);animation:pulso 2.4s ease-out 1.5s 3;opacity:0}
.whatsapp:hover .whatsapp-boton{transform:scale(1.06)}
.whatsapp{transition:opacity .3s,transform .3s}
.whatsapp.oculto{opacity:0;transform:translateY(16px);pointer-events:none}
.whatsapp-globo{background:#fff;color:var(--azul);font:600 13.5px/1 var(--sans);padding:12px 16px;border-radius:999px;box-shadow:0 10px 26px -10px rgba(27,31,59,.45);white-space:nowrap;opacity:0;transform:translateX(10px);pointer-events:none;transition:opacity .4s,transform .4s}
.whatsapp.mostrar-globo .whatsapp-globo,.whatsapp:hover .whatsapp-globo,.whatsapp:focus-visible .whatsapp-globo{opacity:1;transform:none}
@keyframes pulso{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.6);opacity:0}}

/* ---------- Entrada suave ---------- */
.js .revela{opacity:0;transform:translateY(18px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1)}
.js .revela.visible{opacity:1;transform:none}
.servicios .revela:nth-child(3n+2){transition-delay:.08s}
.servicios .revela:nth-child(3n+3){transition-delay:.16s}
.hero .revela:nth-child(2){transition-delay:.1s}
.hero .revela:nth-child(3){transition-delay:.2s}
.hero .revela:nth-child(4){transition-delay:.3s}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .revela{opacity:1;transform:none;transition:none}
  .whatsapp-boton::after{animation:none}
}

/* ---------- Tableta ---------- */
@media (max-width:1024px){
  .servicios{grid-template-columns:1fr 1fr}
  .servicio,.servicio:nth-child(n){padding:34px 28px 38px 0;border-left:0}
  .servicio:nth-child(2n){padding-left:28px;border-left:1px solid var(--niebla)}
  .servicio::before,.servicio:nth-child(n)::before{left:0}
  .servicio:nth-child(2n)::before{left:28px}
  .proceso{grid-template-columns:1fr}
  .proceso ol{grid-template-columns:1fr 1fr}
}

/* ---------- Móvil ---------- */
@media (max-width:820px){
  :root{--alto-cabecera:68px}
  .marca{width:112px}
  .antetitulo{letter-spacing:.22em}
  .menu-btn{display:grid;place-items:center;align-content:center;gap:7px;width:44px;height:44px;background:none;border:0;cursor:pointer;padding:0;position:relative;z-index:2}
  .menu-btn span{display:block;width:26px;height:1.5px;background:#fff;transition:transform .3s,background .3s}
  .cabecera.solida .menu-btn span,.menu-abierto .menu-btn span{background:var(--azul)}
  .menu-abierto .menu-btn span:first-child{transform:translateY(4.25px) rotate(45deg)}
  .menu-abierto .menu-btn span:last-child{transform:translateY(-4.25px) rotate(-45deg)}
  .menu{position:fixed;inset:0;background:#fff;flex-direction:column;align-items:flex-start;justify-content:center;gap:6px;padding:0 var(--gutter);opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
  .menu a,.cabecera.solida .menu a{font:500 34px/1.2 var(--serif);letter-spacing:0;text-transform:none;color:var(--azul);padding:10px 0}
  .menu a:not(.menu-cta)::after{display:none}
  .menu .menu-cta{margin-top:22px;font:600 13px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;background:var(--azul);color:#fff !important;border-color:var(--azul);padding:18px 22px !important}
  .menu-abierto .menu{opacity:1;visibility:visible}
  .menu-abierto .marca-blanca{opacity:0}
  .menu-abierto .marca-color{opacity:1}
  .menu-abierto .cabecera{background:#fff;backdrop-filter:none;-webkit-backdrop-filter:none;box-shadow:none}
  .menu-abierto{overflow:hidden}

  .hero-in{grid-template-columns:1fr}
  .hero-simbolo{display:none}
  .hero-botones .btn{width:100%}
  .hero-franja{grid-template-columns:1fr}
  .hero-franja li + li{border-left:0;border-top:1px solid rgba(255,255,255,.16)}
  .hero-franja a{padding:20px 0}
  .hero-textura{width:130vw;right:-40vw;bottom:-10%}

  .sec-cab{grid-template-columns:1fr}
  .servicios{grid-template-columns:1fr}
  .servicio,.servicio:nth-child(n){padding:30px 0 32px;border-left:0}
  .servicio:nth-child(n)::before{left:0}
  .proceso ol{grid-template-columns:1fr}
  .nosotros-in,.contacto-in{grid-template-columns:1fr}
  .valores,.datos,.campo-doble{grid-template-columns:1fr}
  .pie-in{grid-template-columns:1fr;text-align:left;gap:28px}
  .pie nav{justify-content:flex-start;flex-wrap:wrap;gap:18px 24px}
  .pie address{text-align:left}
  .whatsapp-globo{display:none}
}