/* ============================================================================
   ADRPaper · adrpaper.com · Identidad: placa naranja ADR + documento técnico
   Paleta: naranja seguridad / grafito / papel. AA verificado:
   - Texto tinta #1C1E22 sobre papel #F7F5F0  → 15.9:1
   - Blanco sobre naranja profundo #B94700    → 5.6:1
   - Blanco #F7F5F0 sobre grafito #16181C     → 15.2:1
   - Ámbar #FFB703 sobre grafito (solo texto grande / decorativo)
   ========================================================================== */
:root{
  --adr:#E85D04;          /* naranja placa (acentos, fondos decorativos) */
  --adr-deep:#B94700;     /* naranja accesible para texto/botones */
  --adr-dark:#8F3700;
  --grafito:#16181C;
  --panel:#22262C;
  --papel:#F7F5F0;
  --papel-2:#EFEBE2;
  --linea:#D8D3C8;
  --tinta:#1C1E22;
  --tinta-suave:#43474E;
  --ambar:#FFB703;
  --ok:#2E6B33;
  --rojo:#B3261E;
  --focus:#B94700;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Source Sans 3',system-ui,sans-serif;
  background:var(--papel);
  color:var(--tinta);
  line-height:1.6;
  font-size:1.0625rem;
}
h1,h2,h3,h4,.cond{
  font-family:'Barlow Condensed',sans-serif;
  font-weight:700;letter-spacing:.02em;line-height:1.12;text-transform:uppercase;
}
a{color:var(--adr-deep)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:3px solid var(--focus);outline-offset:2px;
}
img{max-width:100%;height:auto;display:block}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:1rem;top:-4rem;background:var(--grafito);color:var(--papel);padding:.7rem 1.2rem;z-index:200;font-weight:700;text-decoration:none;transition:top .15s}
.skip-link:focus{top:1rem}
.wrap{max-width:1120px;margin:0 auto;padding:0 1.25rem}

/* ---------- Header / placa ---------- */
header.site{background:var(--grafito);color:var(--papel);position:sticky;top:0;z-index:90;border-bottom:4px solid var(--adr)}
.site-bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.6rem 0;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;color:var(--papel)}
.brand svg{height:50px;width:auto;flex:none}
.brand-name{font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:1.7rem;letter-spacing:.03em;text-transform:uppercase;line-height:1}
.brand-name .lt{color:var(--ambar)}
.brand-name small{display:block;font-size:.68rem;font-weight:600;letter-spacing:.3em;color:#C9CDD3;margin-top:.15rem}
nav.main ul{display:flex;gap:.15rem;list-style:none;flex-wrap:wrap;align-items:center}
nav.main a{font-family:'Barlow Condensed',sans-serif;font-weight:600;text-transform:uppercase;letter-spacing:.07em;font-size:1rem;color:var(--papel);text-decoration:none;padding:.5rem .75rem;border-bottom:3px solid transparent}
nav.main a:hover{border-bottom-color:var(--ambar);color:#fff}
nav.main a[aria-current="page"]{border-bottom-color:var(--adr)}
.nav-cta{background:var(--adr);color:#16181C !important;font-weight:700 !important;border-bottom:none !important;border-radius:3px;margin-left:.4rem}
.nav-cta:hover{background:var(--ambar) !important}
.nav-toggle{display:none;background:transparent;border:2px solid var(--papel);color:var(--papel);font-family:'Barlow Condensed',sans-serif;font-weight:600;text-transform:uppercase;letter-spacing:.08em;font-size:.95rem;padding:.45rem .8rem;cursor:pointer;border-radius:3px}
.lang-sel{background:var(--panel);color:var(--papel);border:1px solid #4A4F57;font:inherit;font-size:.9rem;padding:.35rem .5rem;border-radius:3px}
@media(max-width:900px){
  .nav-toggle{display:inline-flex;align-items:center;gap:.4rem}
  nav.main{display:none;width:100%}
  nav.main.open{display:block}
  nav.main ul{flex-direction:column;align-items:stretch;padding:.5rem 0 1rem}
  nav.main a{display:block;border-bottom:1px solid #33383F}
  .brand svg{height:42px}
}

/* ---------- Hero ---------- */
.hero{background:var(--grafito);color:var(--papel);position:relative;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:2.5rem;align-items:center;padding-top:4rem;padding-bottom:4rem}
.hero h1{font-size:clamp(2.2rem,5vw,3.6rem);color:#fff}
.hero h1 .hl{color:var(--ambar)}
.hero p.lead{font-size:1.2rem;color:#D6D9DE;margin:1.1rem 0 1.6rem;max-width:34em}
.hero .foto{border:4px solid var(--adr);border-radius:6px;overflow:hidden;box-shadow:0 18px 50px rgba(0,0,0,.5)}
.hero .foto img{width:100%;height:100%;object-fit:cover}
.kicker{display:inline-block;font-family:'Barlow Condensed',sans-serif;font-weight:600;text-transform:uppercase;letter-spacing:.22em;font-size:.85rem;color:var(--grafito);background:var(--adr);padding:.3rem .8rem;border-radius:3px;border:2px solid #000}
@media(max-width:820px){.hero .wrap{grid-template-columns:1fr}}

/* ---------- Botones ---------- */
.btn{display:inline-block;font-family:'Barlow Condensed',sans-serif;font-weight:700;text-transform:uppercase;letter-spacing:.08em;font-size:1.05rem;text-decoration:none;padding:.75rem 1.5rem;border-radius:4px;border:2px solid transparent;cursor:pointer;transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-2px)}
.btn-solid{background:var(--adr);color:#16181C;border-color:#000}
.btn-solid:hover{background:var(--ambar)}
.btn-dark{background:var(--grafito);color:var(--papel);border-color:var(--grafito)}
.btn-dark:hover{background:#000}
.btn-ghost{background:transparent;color:var(--papel);border-color:var(--papel)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-ghost-dark{background:transparent;color:var(--tinta);border-color:var(--tinta)}
.btn-mini{font-size:.9rem;padding:.45rem .9rem}

/* ---------- Secciones ---------- */
section{padding:4rem 0}
section.alt{background:var(--papel-2);border-top:1px solid var(--linea);border-bottom:1px solid var(--linea)}
section.dark{background:var(--grafito);color:var(--papel)}
section.dark h2,section.dark h3{color:#fff}
.sec-head{max-width:46em;margin-bottom:2.2rem}
.sec-num{font-family:'Barlow Condensed',sans-serif;font-weight:600;letter-spacing:.25em;text-transform:uppercase;font-size:.8rem;color:var(--adr-deep);border-left:4px solid var(--adr);padding-left:.6rem;margin-bottom:.5rem}
section.dark .sec-num{color:var(--ambar)}
h2{font-size:clamp(1.7rem,3.5vw,2.5rem);margin-bottom:.6rem}
h3{font-size:1.25rem;margin-bottom:.4rem}

/* placa card: guiño a la placa naranja */
.placa-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.2rem}
.placa{background:#fff;border:2px solid var(--grafito);border-radius:6px;padding:1.4rem;position:relative;box-shadow:4px 4px 0 var(--linea)}
.placa::before{content:"";position:absolute;left:0;top:0;right:0;height:8px;background:var(--adr);border-radius:4px 4px 0 0}
.placa .dato{font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:2rem;color:var(--adr-deep);line-height:1}
.placa p{font-size:.98rem;color:var(--tinta-suave)}
.placa p strong{color:var(--tinta)}
.placa .fuente{display:block;margin-top:.6rem;font-size:.8rem;color:var(--tinta-suave)}

/* pasos con hito kilométrico */
.pasos{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1.2rem;counter-reset:paso}
.paso{background:#fff;border:2px solid var(--grafito);border-radius:6px;padding:1.3rem;counter-increment:paso}
.paso::before{content:counter(paso,decimal-leading-zero);display:inline-block;font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:1.1rem;background:var(--grafito);color:var(--ambar);padding:.15rem .6rem;border-radius:3px;margin-bottom:.6rem}

/* fotos con pie */
.foto-marco{border:3px solid var(--grafito);border-radius:6px;overflow:hidden;background:#fff}
.foto-marco figcaption{font-size:.85rem;padding:.5rem .8rem;border-top:3px solid var(--adr);color:var(--tinta-suave)}
.galeria{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.2rem}

/* precios */
.precios{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.4rem;max-width:820px}
.tarifa{background:#fff;border:2px solid var(--grafito);border-radius:6px;padding:1.6rem;position:relative}
.tarifa.destacada{border-color:var(--adr);border-width:3px;box-shadow:6px 6px 0 var(--adr)}
.tarifa .precio{font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:2.6rem;color:var(--tinta)}
.tarifa .precio small{font-size:1rem;color:var(--tinta-suave);font-weight:600}
.tarifa ul{list-style:none;margin:1rem 0;display:grid;gap:.45rem}
.tarifa li{padding-left:1.4rem;position:relative;font-size:.98rem}
.tarifa li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:700}
.badge{position:absolute;top:-.9rem;right:1rem;background:var(--adr);color:#16181C;border:2px solid #000;font-family:'Barlow Condensed',sans-serif;font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-size:.85rem;padding:.15rem .7rem;border-radius:3px}

/* FAQ */
.faq details{background:#fff;border:2px solid var(--grafito);border-radius:6px;margin-bottom:.8rem;overflow:hidden}
.faq summary{cursor:pointer;padding:1rem 1.2rem;font-family:'Barlow Condensed',sans-serif;font-weight:600;font-size:1.15rem;text-transform:uppercase;letter-spacing:.03em;list-style:none;position:relative;padding-right:3rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:1.1rem;top:.75rem;font-size:1.5rem;color:var(--adr-deep);font-family:'Source Sans 3',sans-serif}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 1.2rem 1.1rem;color:var(--tinta-suave)}
.faq details p strong{color:var(--tinta)}

/* ---------- Formularios ---------- */
.form-caja{max-width:560px;background:#fff;border:2px solid var(--grafito);border-radius:6px;padding:1.6rem;display:grid;gap:1rem}
.campo{display:grid;gap:.3rem}
.campo label{font-family:'Barlow Condensed',sans-serif;font-weight:600;text-transform:uppercase;letter-spacing:.05em;font-size:.95rem}
.campo input,.campo select,.campo textarea{font:inherit;padding:.6rem .7rem;border:2px solid var(--grafito);border-radius:4px;background:var(--papel);color:var(--tinta);width:100%}
.campo input[aria-invalid="true"],.campo select[aria-invalid="true"],.campo textarea[aria-invalid="true"]{border-color:var(--rojo);background:#FBEDEC}
.campo .error,.sf-error{color:var(--rojo);font-size:.88rem;font-weight:600}
.hp-campo{position:absolute;left:-9999px;top:-9999px}
.form-nota{font-size:.85rem;color:var(--tinta-suave)}
.check-linea{display:flex;gap:.55rem;align-items:flex-start;font-size:.92rem}
.check-linea input{width:auto;margin-top:.3rem}
.estado-ok{color:var(--ok);font-weight:700}
.estado-error{color:var(--rojo);font-weight:700}

/* ---------- Herramientas (generador / calculadora) ---------- */
.tool-panel{background:#fff;border:2px solid var(--grafito);border-radius:6px;padding:1.6rem;margin-bottom:1.5rem}
.tool-panel h3{border-bottom:3px solid var(--adr);padding-bottom:.35rem;margin-bottom:1rem}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
@media(max-width:720px){.grid-2,.grid-3{grid-template-columns:1fr}}
.linea-mercancia{border:2px dashed var(--linea);border-radius:6px;padding:1rem;margin-bottom:1rem;background:var(--papel)}
.linea-mercancia .cab{display:flex;justify-content:space-between;align-items:center;gap:.6rem;margin-bottom:.6rem}
.un-result{border:2px solid var(--grafito);border-radius:4px;background:#fff;max-height:230px;overflow-y:auto;list-style:none}
.un-result li button{display:block;width:100%;text-align:left;background:none;border:0;border-bottom:1px solid var(--linea);padding:.5rem .7rem;font:inherit;font-size:.92rem;cursor:pointer}
.un-result li button:hover{background:var(--papel-2)}
.un-pill{display:inline-block;background:var(--grafito);color:var(--ambar);font-family:'Barlow Condensed',sans-serif;font-weight:700;padding:.1rem .5rem;border-radius:3px;font-size:.9rem;margin-right:.4rem}
.chip{display:inline-block;border:1.5px solid var(--grafito);border-radius:3px;font-size:.8rem;padding:.05rem .45rem;margin:.15rem .25rem .15rem 0;background:var(--papel-2)}
.veredicto{border-radius:6px;padding:1.4rem;border:3px solid;margin-top:1rem}
.veredicto.ok{border-color:var(--ok);background:#EDF5EE}
.veredicto.no{border-color:var(--rojo);background:#FBEDEC}
.veredicto.warn{border-color:var(--adr);background:#FDF1E6}
.veredicto h3{margin-bottom:.5rem}
.tabla-puntos{width:100%;border-collapse:collapse;font-size:.95rem;margin-top:.8rem}
.tabla-puntos th,.tabla-puntos td{border:1px solid var(--grafito);padding:.45rem .6rem;text-align:left}
.tabla-puntos th{background:var(--grafito);color:var(--papel);font-family:'Barlow Condensed',sans-serif;letter-spacing:.05em;text-transform:uppercase;font-weight:600}
.tabla-puntos tfoot td{font-weight:700;background:var(--papel-2)}
.tabla-scroll{overflow-x:auto}

/* ---------- Documento generado (pantalla) ---------- */
.doc-a4{background:#fff;color:#111;border:1px solid #999;box-shadow:0 10px 40px rgba(0,0,0,.25);max-width:210mm;margin:1.5rem auto;padding:14mm 16mm;position:relative;font-size:.92rem;line-height:1.45;font-family:'Source Sans 3',system-ui,sans-serif}
.doc-a4 h2,.doc-a4 h3{text-transform:uppercase;font-family:'Barlow Condensed',sans-serif}
.doc-marca-agua{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none;overflow:hidden}
.doc-marca-agua span{transform:rotate(-32deg);font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:5.2rem;color:rgba(232,93,4,.14);letter-spacing:.2em;white-space:nowrap;text-transform:uppercase}
.doc-cab{display:flex;justify-content:space-between;gap:1rem;border-bottom:3px solid #111;padding-bottom:.6rem;margin-bottom:1rem;align-items:flex-start}
.doc-cab .num{font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:1.05rem;text-align:right}
.doc-bloques{display:grid;grid-template-columns:1fr 1fr;gap:.8rem;margin-bottom:1rem}
.doc-bloque{border:1.5px solid #111;border-radius:4px;padding:.6rem .8rem;min-height:5.2rem}
.doc-bloque h4{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;font-family:'Barlow Condensed',sans-serif;color:#444;margin-bottom:.25rem}
.doc-tabla{width:100%;border-collapse:collapse;font-size:.86rem;margin:.6rem 0 1rem}
.doc-tabla th,.doc-tabla td{border:1.5px solid #111;padding:.4rem .5rem;vertical-align:top;text-align:left}
.doc-tabla th{background:#EFEBE2;font-family:'Barlow Condensed',sans-serif;text-transform:uppercase;font-size:.78rem;letter-spacing:.08em}
.doc-menciones{border:1.5px solid #111;border-radius:4px;padding:.6rem .8rem;margin-bottom:1rem;font-size:.88rem}
.doc-firmas{display:grid;grid-template-columns:1fr 1fr;gap:.8rem;margin-top:1.2rem}
.doc-firma{border-top:1.5px solid #111;padding-top:.4rem;font-size:.82rem;color:#333;min-height:4.5rem}
.doc-pie{margin-top:1rem;font-size:.75rem;color:#555;border-top:1px solid #999;padding-top:.4rem}

/* ---------- Instrucciones escritas ---------- */
.ie-pagina{background:#fff;border:2px solid var(--grafito);border-radius:6px;padding:1.6rem;margin-bottom:1.5rem}
.ie-tabla{width:100%;border-collapse:collapse;font-size:.9rem}
.ie-tabla th,.ie-tabla td{border:1.5px solid var(--grafito);padding:.5rem .6rem;vertical-align:top;text-align:left}
.ie-tabla th{background:var(--grafito);color:var(--papel);font-family:'Barlow Condensed',sans-serif;text-transform:uppercase;letter-spacing:.05em;font-weight:600}
.etq{display:inline-block;width:2.6rem;height:2.6rem;transform:rotate(45deg);border:2px solid #111;margin:.55rem;background:#fff;position:relative}
.etq span{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;transform:rotate(-45deg);font-weight:700;font-size:.85rem}
.etq.e3{background:#C8102E}.etq.e3 span{color:#fff}
.etq.e2{background:#DA291C}.etq.e2 span{color:#fff}
.etq.e22{background:#00843D}.etq.e22 span{color:#fff}
.etq.e23{background:#fff}
.etq.e41{background:repeating-linear-gradient(90deg,#C8102E 0 6px,#fff 6px 12px)}
.etq.e42{background:linear-gradient(180deg,#fff 50%,#C8102E 50%)}
.etq.e43{background:#0072CE}.etq.e43 span{color:#fff}
.etq.e51{background:#FFD100}
.etq.e61{background:#fff}
.etq.e8{background:linear-gradient(180deg,#fff 50%,#111 50%)}.etq.e8 span{color:#888;mix-blend-mode:difference}
.etq.e9{background:linear-gradient(180deg,repeating-linear-gradient(90deg,#111 0 5px,#fff 5px 10px) 0 0/100% 50% no-repeat,#fff)}
.etq.e1{background:#FF7900}
.etq.e7{background:linear-gradient(180deg,#FFD100 50%,#fff 50%)}

/* ---------- Blog ---------- */
.art-lista{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.4rem}
.art-card{background:#fff;border:2px solid var(--grafito);border-radius:6px;overflow:hidden;display:flex;flex-direction:column}
.art-card img{aspect-ratio:16/9;object-fit:cover;border-bottom:3px solid var(--adr)}
.art-card .cuerpo{padding:1.2rem;display:flex;flex-direction:column;gap:.5rem;flex:1}
.art-card h3 a{color:var(--tinta);text-decoration:none}
.art-card h3 a:hover{color:var(--adr-deep);text-decoration:underline}
.art-meta{font-size:.85rem;color:var(--tinta-suave);font-family:'Barlow Condensed',sans-serif;letter-spacing:.08em;text-transform:uppercase}
article.post{max-width:760px;margin:0 auto}
article.post .post-hero{border:3px solid var(--grafito);border-radius:6px;overflow:hidden;margin:1.4rem 0}
article.post h1{font-size:clamp(1.9rem,4vw,2.7rem);margin:.6rem 0}
article.post h2{font-size:1.6rem;margin:2rem 0 .6rem}
article.post h3{font-size:1.2rem;margin:1.4rem 0 .4rem}
article.post p,article.post li{margin-bottom:.9rem;color:#2A2D33}
article.post ul,article.post ol{padding-left:1.4rem}
article.post table{width:100%;border-collapse:collapse;font-size:.92rem;margin:1rem 0}
article.post th,article.post td{border:1.5px solid var(--grafito);padding:.45rem .6rem;text-align:left}
article.post th{background:var(--grafito);color:var(--papel)}
article.post blockquote{border-left:4px solid var(--adr);padding:.4rem 1rem;background:var(--papel-2);margin:1rem 0;font-style:italic}
.post-cta{border:3px solid var(--adr);border-radius:6px;background:#FDF1E6;padding:1.3rem;margin:2rem 0}

/* ---------- Footer ---------- */
footer.site{background:var(--grafito);color:#C9CDD3;padding:3rem 0 2rem;border-top:4px solid var(--adr)}
footer.site a{color:#EDEBE4}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:2.5rem;margin-bottom:1.5rem}
@media(max-width:720px){.foot-grid{grid-template-columns:1fr}}
.foot-legal{font-size:.88rem;margin-bottom:.7rem}
.foot-firma{border-top:1px solid #3A3F46;padding-top:1rem;font-size:.85rem;color:#9AA0A8}
footer.site ul{list-style:none;display:grid;gap:.45rem}

/* ---------- Banners ---------- */
.cookie-banner{position:fixed;left:0;right:0;bottom:0;background:var(--grafito);color:var(--papel);padding:1rem 1.25rem;z-index:120;border-top:3px solid var(--adr)}
.cookie-inner{max-width:1120px;margin:0 auto;display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap}
.cookie-inner p{flex:1;font-size:.9rem;min-width:230px}
.lang-banner{position:fixed;left:50%;transform:translateX(-50%);bottom:5.5rem;background:#fff;color:var(--tinta);border:2px solid var(--grafito);border-radius:6px;box-shadow:0 8px 30px rgba(0,0,0,.3);padding:.9rem 1.1rem;z-index:119;display:flex;gap:.8rem;align-items:center;flex-wrap:wrap;max-width:min(92vw,540px)}
.lang-banner p{font-size:.92rem;flex:1;min-width:200px}

/* ---------- Animaciones sobrias ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.vis{opacity:1;transform:none}
.reveal-d1{transition-delay:.12s}.reveal-d2{transition-delay:.24s}.reveal-d3{transition-delay:.36s}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .btn:hover{transform:none}
  *{animation:none !important;transition:none !important}
}

/* ---------- Impresión A4 ---------- */
@media print{
  @page{size:A4;margin:12mm}
  body{background:#fff;font-size:10.5pt}
  header.site,footer.site,.cookie-banner,.lang-banner,.no-print,nav.main,.skip-link{display:none !important}
  .doc-a4{box-shadow:none;border:none;margin:0;padding:0;max-width:none}
  .doc-marca-agua span{color:rgba(232,93,4,.18)}
  .ie-pagina{border:none;padding:0;margin:0 0 8mm;break-after:page}
  .ie-pagina:last-child{break-after:auto}
  a{color:#111;text-decoration:none}
  .veredicto,.tool-panel{border-color:#111}
}