/* ============================================================
   Gestoría Eli González Arenas — hoja de estilos
   Diseño: NIEVO
   ============================================================ */

:root{
  --paper:#f6f3ec;
  --paper-2:#eee9dd;
  --white:#fffdf8;
  --ink:#16181c;
  --ink-2:#3c4046;
  --muted:#6d7178;
  --line:#e0dacc;
  --line-dark:rgba(255,255,255,.14);
  --wine:#8f1d21;
  --wine-deep:#701418;
  --wine-soft:#f3e2e0;
  --gold:#a98a52;
  --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --maxw:1180px;
  --ease:cubic-bezier(.22,.8,.24,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--paper);
  color:var(--ink);
  line-height:1.65;
  font-size:16.5px;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--wine);color:#fff}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{list-style:none}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}

/* ---------- tipografía ---------- */
h1,h2,h3,.serif{font-family:var(--serif);font-weight:500;letter-spacing:-.01em;line-height:1.08}
.it{font-style:italic;color:var(--wine)}
.eyebrow{
  display:flex;align-items:center;gap:14px;
  font-size:.72rem;font-weight:600;letter-spacing:.26em;text-transform:uppercase;
  color:var(--wine);
}
.eyebrow.center{justify-content:center}

/* ---------- botones ---------- */
.btn{
  display:inline-flex;align-items:center;gap:12px;
  font-family:var(--sans);font-weight:600;font-size:.92rem;letter-spacing:.02em;
  padding:16px 30px;border:1px solid var(--ink);border-radius:0;
  background:var(--ink);color:var(--paper);
  transition:background .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease),transform .3s var(--ease);
  cursor:pointer;
}
.btn:hover{background:var(--wine);border-color:var(--wine);color:#fff;transform:translateY(-2px)}
.btn .arr{transition:transform .3s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}
.btn.line{background:transparent;color:var(--ink)}
.btn.line:hover{background:var(--ink);color:var(--paper)}
.btn.ondark{background:var(--paper);border-color:var(--paper);color:var(--ink)}
.btn.ondark:hover{background:var(--wine);border-color:var(--wine);color:#fff}
.btn.line-dark{background:transparent;border-color:rgba(255,255,255,.35);color:#fff}
.btn.line-dark:hover{background:#fff;border-color:#fff;color:var(--ink)}

.textlink{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:600;font-size:.92rem;color:var(--wine);
  border-bottom:1px solid transparent;transition:gap .3s var(--ease);
}
.textlink:hover{gap:16px}

/* ---------- cabecera ---------- */
.site-head{
  position:sticky;top:0;z-index:90;
  background:rgba(246,243,236,.88);
  border-bottom:1px solid var(--line);
}
/* el blur solo con el menú cerrado: un ancestro con backdrop-filter
   rompería el position:fixed del panel móvil */
body:not(.menu-open) .site-head{backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
body.menu-open .site-head{background:var(--paper)}
.head-in{display:flex;align-items:center;justify-content:space-between;height:84px;gap:24px}
.brand{display:flex;align-items:center;gap:14px;min-width:0}
.brand img{width:54px;height:54px;flex:none}
.brand-txt{line-height:1.15}
.brand-txt b{font-family:var(--serif);font-weight:600;font-size:1.06rem;display:block;white-space:nowrap}
.brand-txt span{font-size:.68rem;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}
.nav{display:flex;gap:34px}
.nav a{
  font-size:.9rem;font-weight:500;color:var(--ink-2);
  padding:6px 0;position:relative;white-space:nowrap;
}
.nav a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:var(--wine);transition:width .3s var(--ease);
}
.nav a:hover::after,.nav a.on::after{width:100%}
.nav a.on{color:var(--wine)}
.head-cta{
  font-size:.85rem;font-weight:600;letter-spacing:.04em;
  padding:12px 24px;border:1px solid var(--ink);color:var(--ink);
  transition:all .3s var(--ease);white-space:nowrap;
}
.head-cta:hover{background:var(--ink);color:var(--paper)}
.burger{display:none;background:none;border:0;cursor:pointer;padding:10px;z-index:100}
.burger span{display:block;width:26px;height:2px;background:var(--ink);margin:6px 0;transition:all .3s var(--ease)}
body.menu-open .burger span:nth-child(1){transform:translateY(8px) rotate(45deg)}
body.menu-open .burger span:nth-child(2){transform:translateY(-8px) rotate(-45deg) scaleX(1)}

@media(max-width:960px){
  .nav{
    position:fixed;inset:0;background:var(--paper);
    flex-direction:column;justify-content:center;align-items:center;gap:8px;
    opacity:0;pointer-events:none;transition:opacity .35s var(--ease);z-index:95;
  }
  .nav a{font-family:var(--serif);font-size:1.9rem;font-weight:500;padding:12px 0}
  body.menu-open .nav{opacity:1;pointer-events:auto}
  body.menu-open{overflow:hidden}
  .burger{display:block}
  .head-cta{display:none}
  .brand-txt b{font-size:.98rem}
}
@media(max-width:520px){
  .brand-txt span{letter-spacing:.12em;font-size:.6rem}
}

/* ---------- hero (inicio) ---------- */
.hero{padding:110px 0 90px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;top:-30%;right:-12%;width:640px;height:640px;border-radius:50%;
  border:1px solid var(--line);pointer-events:none;
}
.hero::after{
  content:"";position:absolute;top:-18%;right:-4%;width:420px;height:420px;border-radius:50%;
  border:1px solid var(--line);pointer-events:none;
}
.hero .wrap{position:relative;z-index:2}
.hero h1{
  font-size:clamp(2.9rem,7vw,5.4rem);
  max-width:15ch;margin:34px 0 30px;font-weight:450;
}
.hero .lead{font-size:1.16rem;color:var(--ink-2);max-width:56ch;font-weight:400}
.hero-cta{display:flex;gap:18px;flex-wrap:wrap;margin-top:46px}
.hero-facts{
  display:flex;gap:0;margin-top:84px;border-top:1px solid var(--line);
  flex-wrap:wrap;
}
.hero-facts div{
  flex:1;min-width:180px;padding:26px 28px 0 0;
}
.hero-facts div + div{padding-left:28px;border-left:1px solid var(--line)}
.hero-facts b{font-family:var(--serif);font-weight:500;font-size:2rem;display:block;line-height:1.1}
.hero-facts span{font-size:.82rem;color:var(--muted);letter-spacing:.04em}

/* ---------- marquesina ---------- */
.marquee{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  overflow:hidden;background:var(--white);padding:20px 0;
}
.marquee-track{
  display:flex;gap:0;white-space:nowrap;width:max-content;
  animation:mq 46s linear infinite;
}
.marquee-track span{
  font-family:var(--serif);font-size:1.02rem;font-style:italic;color:var(--ink-2);
  padding:0 26px;position:relative;
}
.marquee-track span::after{
  content:"";position:absolute;right:-3px;top:50%;width:5px;height:5px;border-radius:50%;
  background:var(--wine);transform:translateY(-50%);
}
@keyframes mq{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- secciones ---------- */
section{padding:104px 0}
.sec-head{max-width:660px;margin-bottom:64px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{font-size:clamp(2rem,4.4vw,3.2rem);margin:22px 0 20px;font-weight:450}
.sec-head p{color:var(--ink-2);font-size:1.08rem}

/* áreas (inicio) */
.areas{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.area{
  background:var(--white);padding:52px 40px 46px;position:relative;overflow:hidden;
  display:flex;flex-direction:column;transition:background .4s var(--ease);
}
.area::before{
  content:"";position:absolute;left:0;top:0;width:100%;height:3px;
  background:var(--wine);transform:scaleX(0);transform-origin:left;
  transition:transform .45s var(--ease);
}
.area:hover::before{transform:scaleX(1)}
.area:hover{background:#fff}
.area .num{
  font-family:var(--serif);font-style:italic;font-size:1rem;color:var(--gold);
  letter-spacing:.06em;
}
.area h3{font-size:1.72rem;margin:18px 0 16px;font-weight:500}
.area p{color:var(--ink-2);font-size:.97rem;margin-bottom:26px}
.area ul{margin-bottom:36px;flex:1}
.area li{
  font-size:.92rem;color:var(--ink-2);padding:9px 0;border-bottom:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;
}
.area li::after{content:"·";color:var(--wine);font-weight:700}
@media(max-width:960px){.areas{grid-template-columns:1fr}}

/* pasos */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:44px}
.step{position:relative;padding-top:30px}
.step::before{content:"";position:absolute;top:0;left:0;width:44px;height:1px;background:var(--wine)}
.step .n{font-family:var(--serif);font-style:italic;font-size:2.4rem;color:var(--line);font-weight:500;line-height:1;display:block;margin-bottom:10px;transition:color .4s var(--ease)}
.step:hover .n{color:var(--wine)}
.step h3{font-size:1.18rem;margin-bottom:10px;font-weight:600;font-family:var(--sans);letter-spacing:0}
.step p{font-size:.93rem;color:var(--ink-2)}
@media(max-width:960px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.steps{grid-template-columns:1fr}}

/* principios */
.tenets{border-top:1px solid var(--line)}
.tenet{
  display:grid;grid-template-columns:80px 1fr 1.4fr;gap:32px;align-items:baseline;
  padding:38px 0;border-bottom:1px solid var(--line);transition:padding-left .35s var(--ease);
}
.tenet:hover{padding-left:14px}
.tenet .n{font-family:var(--serif);font-style:italic;color:var(--gold);font-size:1.05rem}
.tenet h3{font-size:1.5rem;font-weight:500}
.tenet p{color:var(--ink-2);font-size:.98rem}
@media(max-width:760px){.tenet{grid-template-columns:1fr;gap:8px}}

/* banda oscura CTA */
.band{
  background:var(--ink);color:var(--paper);padding:110px 0;position:relative;overflow:hidden;
}
.band::before{
  content:"";position:absolute;right:-140px;top:50%;transform:translateY(-50%);
  width:520px;height:520px;border-radius:50%;border:1px solid rgba(255,255,255,.09);
}
.band::after{
  content:"";position:absolute;right:-40px;top:50%;transform:translateY(-50%);
  width:320px;height:320px;border-radius:50%;border:1px solid rgba(255,255,255,.09);
}
.band .wrap{position:relative;z-index:2}
.band h2{font-size:clamp(2.1rem,4.6vw,3.4rem);max-width:20ch;font-weight:450;margin:22px 0 34px}
.band .eyebrow{color:var(--gold)}
.band .eyebrow::before{background:var(--gold)}
.band-cta{display:flex;gap:16px;flex-wrap:wrap}
.band p.sub{color:#b9bdc4;max-width:52ch;margin-bottom:38px}

/* ---------- páginas de área ---------- */
.page-hero{padding:96px 0 72px;border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(2.6rem,6vw,4.4rem);margin:28px 0 24px;font-weight:450;max-width:18ch}
.page-hero .lead{font-size:1.12rem;color:var(--ink-2);max-width:60ch}
.crumbs{font-size:.8rem;color:var(--muted);letter-spacing:.06em;display:flex;gap:10px;margin-bottom:10px}
.crumbs a:hover{color:var(--wine)}

.svc{display:grid;grid-template-columns:.9fr 1.4fr;gap:70px;padding:78px 0;border-bottom:1px solid var(--line);align-items:start}
.svc:last-of-type{border-bottom:0}
.svc .side{position:sticky;top:120px}
.svc .num{font-family:var(--serif);font-style:italic;color:var(--gold);font-size:1rem;display:block;margin-bottom:10px}
.svc h2{font-size:clamp(1.8rem,3.6vw,2.6rem);font-weight:480;line-height:1.12}
.svc .body p{color:var(--ink-2);margin-bottom:18px;max-width:62ch}
.svc .body p:first-child{font-size:1.1rem;color:var(--ink)}
.svc-list{
  display:grid;grid-template-columns:repeat(2,1fr);gap:0 40px;margin-top:30px;
  border-top:1px solid var(--line);
}
.svc-list li{
  padding:13px 0;border-bottom:1px solid var(--line);font-size:.93rem;color:var(--ink-2);
  display:flex;align-items:baseline;gap:12px;
}
.svc-list li::before{content:"·";color:var(--wine);flex:none;font-weight:700}
@media(max-width:860px){
  .svc{grid-template-columns:1fr;gap:18px}
  .svc .side{position:static}
  .svc-list{grid-template-columns:1fr}
}

/* nota final de página de área */
.page-note{
  background:var(--paper-2);border:1px solid var(--line);
  padding:54px;display:flex;justify-content:space-between;align-items:center;gap:36px;flex-wrap:wrap;
  margin:30px 0 100px;
}
.page-note h3{font-size:1.6rem;font-weight:500;max-width:28ch}
.page-note p{color:var(--ink-2);font-size:.95rem;margin-top:8px;max-width:52ch}

/* ---------- contacto ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:80px;align-items:start}
.c-item{padding:26px 0;border-bottom:1px solid var(--line)}
.c-item b{font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:var(--wine);display:block;margin-bottom:8px;font-weight:600}
.c-item a,.c-item span{font-family:var(--serif);font-size:1.35rem;font-weight:500;color:var(--ink)}
.c-item a:hover{color:var(--wine)}
.c-item small{display:block;color:var(--muted);font-size:.85rem;margin-top:4px}
.c-actions{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}

form.f{background:var(--white);border:1px solid var(--line);padding:48px}
form.f h3{font-size:1.5rem;font-weight:500;margin-bottom:8px}
form.f .fs{font-size:.9rem;color:var(--muted);margin-bottom:30px}
form.f label{display:block;font-size:.72rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-2);margin-bottom:8px}
form.f input,form.f textarea,form.f select{
  width:100%;padding:14px 16px;margin-bottom:24px;
  border:1px solid var(--line);background:var(--paper);
  font-family:var(--sans);font-size:.97rem;color:var(--ink);
  transition:border-color .3s var(--ease);border-radius:0;-webkit-appearance:none;
}
form.f input:focus,form.f textarea:focus,form.f select:focus{outline:none;border-color:var(--wine)}
form.f .btn{width:100%;justify-content:center}
form.f .aviso{font-size:.78rem;color:var(--muted);margin-top:14px}

.map-block{margin-top:90px;border:1px solid var(--line)}
.map-block iframe{width:100%;height:420px;border:0;display:block;filter:grayscale(.85) contrast(1.04);transition:filter .5s var(--ease)}
.map-block:hover iframe{filter:grayscale(0)}
@media(max-width:920px){.contact-grid{grid-template-columns:1fr;gap:46px}form.f{padding:34px 26px}}

/* ---------- footer ---------- */
footer{background:var(--ink);color:#9aa0a8;padding:90px 0 0}
.foot-top{
  display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:60px;
  padding-bottom:70px;border-bottom:1px solid var(--line-dark);
}
.foot-brand{display:flex;align-items:flex-start;gap:18px}
.foot-brand img{width:60px;height:60px}
.foot-brand b{font-family:var(--serif);font-size:1.3rem;color:#fff;font-weight:500;display:block;line-height:1.2}
.foot-brand span{font-size:.68rem;letter-spacing:.24em;text-transform:uppercase;color:#7c828b}
.foot-brand p{font-size:.9rem;margin-top:14px;max-width:34ch}
footer h4{font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:var(--gold);margin-bottom:22px;font-weight:600}
.foot-links li{margin-bottom:12px}
.foot-links a{font-size:.93rem;color:#c4c8ce;transition:color .3s}
.foot-links a:hover{color:#fff}
.foot-contact li{margin-bottom:14px;font-size:.93rem;color:#c4c8ce;line-height:1.5}
.foot-contact a:hover{color:#fff}
.foot-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;
  padding:30px 0;font-size:.82rem;color:#7c828b;
}
.credit{font-size:.82rem;color:#7c828b;letter-spacing:.01em}
.nievo{
  font-family:var(--sans);font-weight:900;letter-spacing:-.04em;
  color:#eef1f5;transition:color .3s var(--ease);
}
.nievo:hover{color:#3b82f6}
@media(max-width:860px){.foot-top{grid-template-columns:1fr;gap:44px}}

/* ---------- whatsapp flotante ---------- */
.wa{
  position:fixed;right:26px;bottom:26px;z-index:80;
  width:58px;height:58px;border-radius:50%;background:var(--ink);
  display:grid;place-items:center;border:1px solid rgba(255,255,255,.16);
  box-shadow:0 16px 34px -12px rgba(0,0,0,.45);
  transition:transform .3s var(--ease),background .3s var(--ease);
}
.wa:hover{transform:translateY(-4px);background:var(--wine)}

/* ---------- animación de entrada ---------- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv.d1{transition-delay:.08s}.rv.d2{transition-delay:.16s}.rv.d3{transition-delay:.24s}.rv.d4{transition-delay:.32s}

@media(prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  .marquee-track{animation:none}
}