/* AtoZ.legal · Hoja de estilos
   Los colores principales están en :root, justo debajo. */
:root{
  --ink:#10282C; --ink-2:#1B3A3F; --ink-3:#2A4C51;
  --paper:#F5F6F3; --white:#FFFFFF; --stone:#D6DAD5; --stone-2:#E7EAE5;
  --slate:#5E6E70; --ochre:#A9843F; --ochre-soft:#C9A867;
  --serif:"Bodoni Moda", Georgia, serif;
  --sans:"Source Sans 3", system-ui, sans-serif;
  --wrap:1180px;
  --r-s:3px; --r-m:6px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{font-family:var(--sans);font-size:1.0625rem;line-height:1.6;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:inherit}
button{font:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--ochre);outline-offset:3px;border-radius:2px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:8px;background:var(--white);padding:8px 14px;z-index:100}
.skip:focus{left:16px}

/* ---------- Cabecera ---------- */
.site-header{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .3s,box-shadow .3s}
.site-header.scrolled{background:rgba(16,40,44,.96);box-shadow:0 1px 0 rgba(255,255,255,.06);backdrop-filter:blur(8px)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px;color:var(--paper)}
.brand{display:flex;align-items:baseline;gap:2px;text-decoration:none;font-family:var(--serif);font-size:1.75rem;letter-spacing:-.01em}
.brand .to{font-style:italic;font-size:1.1rem;color:var(--ochre-soft);margin:0 1px}
.brand small{font-family:var(--sans);font-size:.8rem;color:var(--stone);margin-left:4px;letter-spacing:.02em}
.nav-links{display:flex;gap:32px;list-style:none;align-items:center}
.nav-links a{text-decoration:none;font-size:.98rem;color:var(--stone);transition:color .2s}
.nav-links a:hover{color:var(--white)}
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 22px;border-radius:var(--r-s);font-weight:600;font-size:.98rem;text-decoration:none;border:1px solid transparent;transition:background .2s,color .2s,border-color .2s}
.btn-ochre{background:var(--ochre);color:var(--white)}
.btn-ochre:hover{background:#957333}
.btn-line{border-color:rgba(245,246,243,.35);color:var(--paper)}
.btn-line:hover{border-color:var(--paper)}
.btn-ink{background:var(--ink);color:var(--paper)}
.btn-ink:hover{background:var(--ink-3)}
.nav .btn{padding:10px 18px}
.menu-toggle{display:none;background:none;border:0;color:var(--paper);width:44px;height:44px}
.menu-toggle span{display:block;width:24px;height:1.5px;background:currentColor;margin:6px auto;transition:transform .25s,opacity .25s}
.menu-open .menu-toggle span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.menu-open .menu-toggle span:nth-child(2){opacity:0}
.menu-open .menu-toggle span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{background:var(--ink);color:var(--paper);padding:150px 0 96px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.hero h1{font-family:var(--serif);font-weight:400;font-size:clamp(2.5rem,5.4vw,4.4rem);line-height:1.04;letter-spacing:-.02em;max-width:14ch;text-wrap:balance}
.hero p.lead{margin-top:26px;font-size:1.2rem;color:var(--stone);max-width:44ch}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.hero-place{margin-top:46px;font-size:.95rem;color:#9FB0B1;display:flex;gap:10px;align-items:center}
.hero-place svg{flex:none}

.route{position:relative}
.route svg{width:100%;height:auto;overflow:visible}
.route .ltr-fill{fill:url(#ltrFill);opacity:0;transition:opacity 1.2s ease}
.route .ltr-fill.on{opacity:1}
.route .ltr-line{fill:none;stroke:var(--ochre-soft);stroke-width:1.4;stroke-linejoin:round}
.route .shine{fill:none;stroke:url(#shine);stroke-width:2;stroke-linejoin:round}
.route .rule{stroke:rgba(201,168,103,.28);stroke-width:1}
.route .tick{stroke:rgba(201,168,103,.45);stroke-width:1;opacity:0;transition:opacity .5s}
.route .tick.on{opacity:1}
.route .seg{fill:none;stroke:var(--ochre);stroke-width:1.6;stroke-linecap:round}
.route .dot{fill:var(--ink);stroke:var(--ochre-soft);stroke-width:1.5;transform-box:fill-box;transform-origin:center;transform:scale(0);transition:transform .45s cubic-bezier(.3,1.6,.5,1),fill .4s}
.route .dot.on{transform:scale(1);fill:var(--ochre)}
.route .ring{fill:none;stroke:var(--ochre-soft);stroke-width:1;transform-box:fill-box;transform-origin:center;opacity:0}
.route .ring.on{animation:ring 1.4s ease-out}
@keyframes ring{0%{opacity:.8;transform:scale(1)}100%{opacity:0;transform:scale(4.2)}}
.route .lbl{font-family:var(--sans);font-size:19px;fill:var(--stone);opacity:0;transform:translateY(6px);transition:opacity .5s,transform .5s}
.route .lbl.on{opacity:1;transform:none}
.route .lbl tspan.n{fill:var(--ochre-soft);font-family:var(--serif);font-style:italic;font-size:18px}
.route .spark{fill:#F1DDB0;opacity:0}

/* ---------- Secciones ---------- */
section{padding:112px 0}
.sec-head{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:end;margin-bottom:56px}
h2{font-family:var(--serif);font-weight:400;text-wrap:balance;font-size:clamp(2rem,3.8vw,3rem);line-height:1.08;letter-spacing:-.015em}
.sec-head p{color:var(--slate);max-width:52ch}

/* Índice alfabético */
.alpha{display:flex;flex-wrap:wrap;gap:2px;margin-bottom:28px;font-family:var(--serif);font-size:1.15rem}
.alpha span,.alpha button{width:34px;height:40px;display:grid;place-items:center;color:#B7BFBB;background:none;border:0;border-radius:var(--r-s)}
.alpha button{color:var(--ink);font-weight:600;position:relative}
.alpha button::after{content:"";position:absolute;bottom:5px;left:10px;right:10px;height:1.5px;background:var(--ochre)}
.alpha button[aria-pressed="true"]{background:var(--ink);color:var(--paper)}
.alpha button[aria-pressed="true"]::after{background:var(--ochre-soft)}

.areas{display:grid;grid-template-columns:minmax(260px,.85fr) 1.4fr;border-top:1px solid var(--stone)}
.area-list{list-style:none;border-right:1px solid var(--stone)}
.area-tab{width:100%;text-align:left;background:none;border:0;border-bottom:1px solid var(--stone);padding:26px 24px 26px 0;display:grid;grid-template-columns:44px 1fr auto;align-items:baseline;gap:8px;color:var(--slate);transition:color .2s}
.area-tab .ltr{font-family:var(--serif);font-size:1.6rem;color:#B7BFBB;transition:color .2s}
.area-tab .nm{font-size:1.15rem;font-weight:500}
.area-tab .arrow{opacity:0;transform:translateX(-6px);transition:opacity .2s,transform .2s;color:var(--ochre)}
.area-tab:hover{color:var(--ink)}
.area-tab[aria-selected="true"]{color:var(--ink)}
.area-tab[aria-selected="true"] .ltr{color:var(--ochre)}
.area-tab[aria-selected="true"] .arrow{opacity:1;transform:none}
.area-panel{padding:40px 0 40px 56px}
.area-panel[hidden]{display:none}
.area-panel h3{font-family:var(--serif);font-weight:400;font-size:2rem;line-height:1.15;margin-bottom:16px}
.area-panel>p{color:var(--slate);max-width:56ch;margin-bottom:28px}
.area-panel ul{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:0 32px}
.area-panel li{padding:14px 0;border-top:1px solid var(--stone-2);font-size:1rem;display:flex;gap:12px}
.area-panel li::before{content:"";flex:none;width:6px;height:6px;margin-top:10px;border:1.5px solid var(--ochre);transform:rotate(45deg)}
.area-panel .panel-cta{margin-top:32px;display:inline-flex;font-weight:600;color:var(--ink);text-decoration:none;border-bottom:1.5px solid var(--ochre);padding-bottom:2px}
.fade-in{animation:fadein .35s ease}
@keyframes fadein{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* Proceso A→Z */
.process{background:var(--white)}
.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);position:relative}
.steps::before{content:"";position:absolute;top:31px;left:32px;right:32px;height:1px;background:var(--stone)}
.step{padding-right:28px;position:relative}
.step .ltr{width:64px;height:64px;border-radius:50%;background:var(--white);border:1px solid var(--stone);display:grid;place-items:center;font-family:var(--serif);font-size:1.7rem;position:relative;margin-bottom:26px}
.step:first-child .ltr,.step:last-child .ltr{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.step h3{font-size:1.15rem;font-weight:600;margin-bottom:8px}
.step p{color:var(--slate);font-size:1rem}

/* Despacho */
.office-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:start}
.office-quote{font-family:var(--serif);font-size:clamp(1.6rem,2.7vw,2.2rem);line-height:1.25;letter-spacing:-.01em}
.office-quote::before{content:"";display:block;width:48px;height:1.5px;background:var(--ochre);margin-bottom:28px}
.office-sign{margin-top:24px;color:var(--slate);font-size:1rem}
.commit{list-style:none}
.commit li{padding:24px 0;border-top:1px solid var(--stone);display:grid;grid-template-columns:200px 1fr;gap:24px}
.commit li:last-child{border-bottom:1px solid var(--stone)}
.commit strong{font-weight:600}
.commit span{color:var(--slate)}

/* FAQ */
.faq{background:var(--stone-2)}
.faq-list{max-width:860px}
.faq details{border-top:1px solid var(--stone)}
.faq details:last-child{border-bottom:1px solid var(--stone)}
.faq summary{list-style:none;cursor:pointer;padding:24px 48px 24px 0;font-size:1.15rem;font-weight:500;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:8px;top:50%;width:12px;height:12px;border-right:1.5px solid var(--ink);border-bottom:1.5px solid var(--ink);transform:translateY(-70%) rotate(45deg);transition:transform .25s}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq details p{padding:0 48px 26px 0;color:var(--slate);max-width:68ch}

/* Contacto */
.contact{background:var(--ink);color:var(--paper)}
.contact h2{max-width:14ch}
.contact .sec-head p{color:var(--stone)}
.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:72px}
.info dl{display:grid;gap:26px}
.info dt{font-size:.9rem;color:#9FB0B1;margin-bottom:4px}
.info dd{font-size:1.15rem}
.info dd a{text-decoration:none;border-bottom:1px solid rgba(201,168,103,.5)}
.info dd a:hover{border-color:var(--ochre-soft)}
.map-link{margin-top:36px}
form{display:grid;grid-template-columns:1fr 1fr;gap:20px;background:var(--ink-2);padding:36px;border-radius:var(--r-m)}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
label{font-size:.92rem;color:var(--stone)}
input,select,textarea{font:inherit;font-size:1rem;color:var(--paper);background:var(--ink);border:1px solid var(--ink-3);border-radius:var(--r-s);padding:12px 14px;transition:border-color .2s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--ochre-soft)}
textarea{min-height:130px;resize:vertical}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--stone) 50%),linear-gradient(135deg,var(--stone) 50%,transparent 50%);background-position:calc(100% - 20px) 52%,calc(100% - 15px) 52%;background-size:5px 5px;background-repeat:no-repeat}
.check{flex-direction:row;align-items:flex-start;gap:12px}
.check input{width:18px;height:18px;margin-top:3px;accent-color:var(--ochre);flex:none}
.check label{font-size:.92rem}
.check a{color:var(--ochre-soft)}
.err{font-size:.85rem;color:#F0B8A8;min-height:1em}
.invalid{border-color:#D88A76!important}
.form-foot{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}
.form-foot small{color:#9FB0B1;font-size:.85rem;max-width:40ch}
.form-done{grid-column:1/-1;background:var(--ink);border-left:2px solid var(--ochre);padding:16px 18px;font-size:.98rem}

/* Pie */
footer{background:#0B1E21;color:#9FB0B1;padding:56px 0 40px;font-size:.95rem}
.foot-grid{display:flex;flex-wrap:wrap;justify-content:space-between;gap:32px;align-items:flex-start}
.foot-grid .brand{color:var(--paper)}
.foot-legal{list-style:none;display:flex;flex-wrap:wrap;gap:24px}
.foot-legal button{background:none;border:0;color:#9FB0B1;text-decoration:underline;text-underline-offset:3px}
.foot-legal button:hover{color:var(--paper)}
.foot-id{margin-top:28px;padding-top:24px;border-top:1px solid #1E3236;font-size:.88rem}

/* Ventanas legales */
dialog{border:0;border-radius:var(--r-m);max-width:760px;width:calc(100% - 32px);max-height:85vh;padding:0;color:var(--ink);background:var(--white)}
dialog::backdrop{background:rgba(11,30,33,.7)}
.dlg-head{position:sticky;top:0;background:var(--white);display:flex;justify-content:space-between;align-items:center;padding:24px 32px;border-bottom:1px solid var(--stone)}
.dlg-head h2{font-size:1.6rem}
.dlg-close{background:none;border:0;width:40px;height:40px;font-size:1.6rem;line-height:1}
.dlg-body{padding:28px 32px 36px;font-size:1rem}
.dlg-body h3{font-size:1.05rem;font-weight:600;margin:22px 0 6px}
.dlg-body p{color:var(--slate);margin-bottom:8px}
mark{background:#F3E6C7;color:var(--ink);padding:0 3px;border-radius:2px}

/* Cabecera animada */
.hero-bg{position:absolute;inset:0;pointer-events:none}
.hero-bg canvas,.hero-bg video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-bg video{opacity:0;transition:opacity 1.2s}
.hero-bg.has-video video{opacity:.32}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--ink) 18%,rgba(16,40,44,.55) 60%,rgba(16,40,44,.2))}
.hero .wrap{position:relative;z-index:1}
.route svg{transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.rotator{margin-top:22px;font-size:1.2rem;color:var(--stone);display:flex;flex-wrap:wrap;gap:.35em;align-items:baseline}
.rotator .win{position:relative;display:inline-block;height:1.6em;overflow:hidden;vertical-align:bottom}
.rotator .word{display:block;color:var(--ochre-soft);font-family:var(--serif);font-size:1.45rem;line-height:1.35;transition:transform .55s cubic-bezier(.7,0,.2,1),opacity .55s}
.rotator .word.out{transform:translateY(-110%);opacity:0}
.rotator .word.in{transform:translateY(110%);opacity:0}
.hero p.lead{margin-top:18px}

/* WhatsApp */
.wa-float{position:fixed;right:24px;bottom:24px;z-index:45;display:flex;align-items:center;gap:10px;background:#1F7A4D;color:#fff;text-decoration:none;font-weight:600;padding:14px 20px 14px 16px;border-radius:999px;box-shadow:0 8px 24px rgba(11,30,33,.28);transform:translateY(120px);transition:transform .45s cubic-bezier(.2,.8,.2,1),background .2s}
.wa-float.show{transform:none}
.wa-float:hover{background:#186640}
.wa-float svg{width:22px;height:22px}
.btn-wa{background:#1F7A4D;color:#fff}
.btn-wa:hover{background:#186640}
.btn-wa svg{width:18px;height:18px}

/* Barra móvil */
.mobile-bar{display:none}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .hero-grid,.sec-head,.office-grid,.contact-grid{grid-template-columns:1fr;gap:40px}
  .route{max-width:520px}
  .areas{grid-template-columns:1fr}
  .area-list{border-right:0}
  .area-panel{padding:32px 0 8px}
  .steps{grid-template-columns:1fr 1fr;gap:40px 0}
  .steps::before{display:none}
}
@media (max-width:760px){
  body{padding-bottom:64px}
  .nav-links{position:fixed;inset:76px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;background:var(--ink);padding:8px 24px 24px;transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity .2s,transform .2s}
  .menu-open .nav-links{opacity:1;transform:none;pointer-events:auto}
  .nav-links li a{display:block;padding:14px 0;border-bottom:1px solid var(--ink-3);font-size:1.1rem}
  .nav-links .btn{margin-top:16px;justify-content:center}
  .menu-toggle{display:block}
  .site-header{background:var(--ink)}
  .hero{padding:124px 0 72px}
  section{padding:80px 0}
  .area-panel ul{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .commit li{grid-template-columns:1fr;gap:4px}
  form{grid-template-columns:1fr;padding:24px}
  .wrap{padding:0 16px}
  .wa-float{display:none}
  .mobile-bar{display:grid;grid-template-columns:1fr 1fr 1fr;position:fixed;bottom:0;left:0;right:0;z-index:40;background:var(--ink);border-top:1px solid var(--ink-3)}
  .mobile-bar a{padding:18px 0;text-align:center;color:var(--paper);text-decoration:none;font-weight:600}
  .mobile-bar a.wa{background:#1F7A4D}
  .mobile-bar a.cita{background:var(--ochre)}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-delay:0s!important;transition-duration:.01ms!important}
  .route .path{stroke-dashoffset:0}
}