/* ============================================================
   ACTIVA INMUEBLES — Hoja de estilos compartida
   Súbela junto a los .html. Todas las páginas la enlazan con:
   <link rel="stylesheet" href="styles.css">
   ============================================================ */
:root{
  --steel:#20303f; --steel-2:#2a3d50; --ink:#15191d;
  --paper:#f4f5f2; --white:#ffffff;
  --brass:#c0883c; --brass-d:#a6722e;
  --line:#dcded7; --muted:#5c6770; --maxw:1080px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);
  font-family:"Inter",system-ui,sans-serif;font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:"Archivo",system-ui,sans-serif;line-height:1.12;letter-spacing:-.01em;margin:0 0 .5em}
h2{font-size:clamp(1.5rem,3.4vw,2.1rem);font-weight:800}
h3{font-size:1.18rem;font-weight:700}
p{margin:0 0 1rem}
a{color:var(--steel);text-decoration-color:var(--brass);text-underline-offset:3px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.eyebrow{font-family:"Archivo";text-transform:uppercase;letter-spacing:.16em;font-size:.72rem;font-weight:700;color:var(--brass-d)}
:focus-visible{outline:3px solid var(--brass);outline-offset:2px;border-radius:3px}
.skip{position:absolute;left:-999px}
.skip:focus{left:12px;top:12px;background:var(--white);padding:10px 14px;z-index:99;border-radius:6px}

/* Header + nav */
header{position:sticky;top:0;z-index:40;background:rgba(244,245,242,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:11px 22px;max-width:var(--maxw);margin:0 auto}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--steel)}
.brand-logo{flex:0 0 auto;display:block}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-text b{font-family:"Archivo";font-weight:800;font-size:1.12rem;letter-spacing:.02em;color:var(--steel)}
.brand-text>span{font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:22px}
.nav-menu a{text-decoration:none;color:var(--steel);font-weight:500;font-size:.95rem}
.nav-menu a:hover{color:var(--brass-d)}
.nav-menu a.active{color:var(--brass-d);font-weight:600}
.nav-cta{display:inline-flex;align-items:center;gap:8px;background:var(--steel);color:#fff !important;
  text-decoration:none;font-weight:600;font-size:.92rem;padding:9px 15px;border-radius:8px;white-space:nowrap}
.nav-cta:hover{background:var(--steel-2)}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:8px 12px;font:inherit;font-weight:600;cursor:pointer}

/* Hero */
.hero{background:radial-gradient(120% 120% at 85% -10%,#32465c 0%,var(--steel) 46%,#1a2734 100%);color:#eef1f4;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.04) 0 1px,transparent 1px 64px);pointer-events:none}
.hero .wrap{padding:62px 22px 56px;position:relative;z-index:1}
.hero .eyebrow{color:#e6b877}
.hero h1{font-size:clamp(2rem,5.4vw,3.25rem);font-weight:800;color:#fff;max-width:18ch;margin-top:10px}
.hero p.lead{font-size:1.12rem;color:#cdd6df;max-width:56ch;margin-top:6px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:600;text-decoration:none;padding:14px 22px;border-radius:9px;font-size:1rem;border:1px solid transparent;transition:transform .12s ease,background .15s ease;cursor:pointer}
.btn:hover{transform:translateY(-1px)}
.btn-wa{background:var(--brass);color:#23170a}
.btn-wa:hover{background:#d2974a}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.btn-dark{background:var(--steel);color:#fff}
.btn-dark:hover{background:var(--steel-2)}
.pills{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:30px;padding-top:22px;border-top:1px solid rgba(255,255,255,.16)}
.pill b{font-family:"Archivo";font-weight:800;color:#fff;font-size:1.05rem}
.pill span{display:block;font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;color:#9fb0bf}

/* Sections */
section{padding:56px 0}
.lede{max-width:62ch;color:#2a3138;font-size:1.05rem}
.alt{background:#ebeee9}
.center{text-align:center}
.center .lede{margin-left:auto;margin-right:auto}

/* Grids + cards */
.grid{display:grid;gap:18px}
.grid.two{grid-template-columns:repeat(2,1fr)}
.grid.three{grid-template-columns:repeat(3,1fr)}
.card{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:22px}
.card h3{margin-bottom:.35em}
.card p{color:#3a424a;margin-bottom:0;font-size:.98rem}
.card .num{font-family:"Archivo";font-weight:800;color:var(--brass);font-size:.95rem;letter-spacing:.1em}
.card-link{text-decoration:none;color:var(--ink);display:block}
.card-link:hover{border-color:var(--brass)}
.card-link .arrow{font-family:"Archivo";color:var(--brass);font-weight:800}

/* Checklist */
.check{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:14px}
.check li{padding-left:34px;position:relative;color:#2a3138}
.check li::before{content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:5px;background:var(--brass);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/16px no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/16px no-repeat}

/* Dossier (datos locales) */
.dossier{background:var(--white);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.dossier-head{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;background:var(--steel);color:#fff;padding:16px 22px}
.dossier-head .eyebrow{color:#e6b877}
.dossier-head b{font-family:"Archivo";font-weight:700;font-size:1.05rem}
.dossier-body{padding:22px}
.dossier-body p:last-child{margin-bottom:0}
.idealista-link{display:inline-flex;align-items:center;gap:10px;margin-top:8px;background:var(--paper);border:1px solid var(--line);border-left:4px solid var(--brass);border-radius:10px;padding:14px 18px;text-decoration:none;color:var(--steel);font-weight:600}
.idealista-link:hover{background:#eef0eb}
.idealista-link small{display:block;font-weight:500;color:var(--muted);font-size:.82rem}
.src{font-size:.82rem;color:var(--muted);margin-top:14px}

/* Servicio item (links) */
.svc{display:flex;align-items:center;justify-content:space-between;gap:16px;background:var(--white);border:1px solid var(--line);border-radius:12px;padding:18px 22px;text-decoration:none;color:var(--ink)}
.svc:hover{border-color:var(--brass)}
.svc .arrow{font-family:"Archivo";color:var(--brass);font-weight:800;font-size:1.3rem}

/* Banda CTA fondos */
.band{background:var(--steel);color:#e9edf1;border-radius:16px;padding:34px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.band h2{color:#fff;margin:0}
.band p{color:#bcc7d1;margin:.4em 0 0;max-width:48ch}

/* FAQ */
details{background:var(--white);border:1px solid var(--line);border-radius:10px;padding:4px 20px;margin-bottom:12px}
details[open]{border-color:var(--brass)}
summary{cursor:pointer;font-family:"Archivo";font-weight:700;font-size:1.02rem;padding:14px 0;list-style:none}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";float:right;color:var(--brass);font-weight:800}
details[open] summary::after{content:"–"}
details p{padding-bottom:14px;margin:0;color:#3a424a}

/* Contacto + formulario */
.contact{background:var(--steel);color:#e9edf1}
.contact h2{color:#fff}
.contact .eyebrow{color:#e6b877}
.contact-cols{display:grid;grid-template-columns:1.3fr .9fr;gap:36px;margin-top:18px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:8px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
label{font-size:.85rem;font-weight:600;color:#cdd6df}
input,select,textarea{font:inherit;font-size:.95rem;padding:11px 13px;border-radius:8px;border:1px solid #45586c;background:#26384a;color:#fff;width:100%}
input::placeholder,textarea::placeholder{color:#8ea0b0}
input:focus,select:focus,textarea:focus{border-color:var(--brass);background:#2c4054}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:.85rem;color:#bcc7d1}
.consent input{width:auto;margin-top:3px}
.form-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}
.btn-send{background:var(--brass);color:#23170a;border:none}
.btn-send:hover{background:#d2974a}
.contact-meta{display:grid;gap:14px;align-content:start}
.meta-item{display:flex;gap:12px;align-items:flex-start;font-size:.95rem;color:#dbe2e8}
.meta-item b{font-family:"Archivo";color:#fff;font-weight:700}
.meta-item a{color:#fff}

/* Footer */
footer{background:var(--ink);color:#aeb6bd;font-size:.9rem;padding:34px 0}
footer a{color:#dfe4e8}
.foot-links{display:flex;flex-wrap:wrap;gap:22px;margin:14px 0}
.foot-cross{border-top:1px solid #2a2f34;margin-top:18px;padding-top:16px;color:#8b939a}

/* Reveal */
@media (prefers-reduced-motion:no-preference){
  .reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
  .reveal.in{opacity:1;transform:none}
}

/* Responsive */
@media (max-width:820px){
  .nav-toggle{display:block}
  .nav-menu{display:none;position:absolute;top:100%;left:0;right:0;background:var(--paper);border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;padding:8px 22px 16px}
  .nav-menu.open{display:flex}
  .nav-menu a{padding:11px 0;border-bottom:1px solid var(--line)}
  .nav-menu a.nav-cta{margin-top:10px;justify-content:center;border-bottom:none}
}
@media (max-width:760px){
  .grid.two,.grid.three,.form-grid,.contact-cols{grid-template-columns:1fr}
  section{padding:42px 0}
  .band{padding:26px}
}

/* Grid de 4 (servicios en home) */
.grid.four{grid-template-columns:repeat(4,1fr)}
@media (max-width:980px){.grid.four{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.grid.four{grid-template-columns:1fr}}

/* Menú desplegable "Servicios" */
.has-sub{position:relative}
.nav-sub-toggle{background:none;border:none;font:inherit;font-weight:500;font-size:.95rem;color:var(--steel);cursor:pointer;display:inline-flex;align-items:center;gap:5px;padding:0}
.nav-sub-toggle:hover,.nav-sub-toggle.active{color:var(--brass-d)}
.nav-sub-toggle:focus:not(:focus-visible){outline:none}
.nav-sub{position:absolute;top:100%;left:0;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:8px;min-width:210px;display:none;flex-direction:column;gap:2px;box-shadow:0 10px 28px rgba(20,25,29,.12);z-index:50}
.has-sub:hover .nav-sub,.has-sub:focus-within .nav-sub,.nav-sub.open{display:flex}
.nav-sub a{padding:9px 11px;border-radius:7px;text-decoration:none;color:var(--steel);font-weight:500;white-space:nowrap}
.nav-sub a:hover,.nav-sub a.active{background:#ebeee9;color:var(--brass-d)}
@media (max-width:820px){
  .has-sub{border-bottom:1px solid var(--line)}
  .nav-sub-toggle{width:100%;justify-content:space-between;padding:11px 0}
  .nav-sub{position:static;box-shadow:none;border:none;background:transparent;padding:0 0 8px 14px;min-width:0}
  .nav-sub a{padding:8px 0 !important;border-bottom:none !important}
}