/* =====================================================================
   Residencia Fiscal Argentina — Dr. Sergio Carbone
   Sistema de diseño: azul oscuro / azul claro / gris oscuro / gris claro / blanco
   ===================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,500&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  /* paleta base — azul oscuro / gris oscuro / bronce / gris claro / blanco */
  --azul-oscuro: #17293C;
  --azul-oscuro-2: #0F1D2B;
  --gris-oscuro-fondo: #2B3138;
  --azul-claro: #B9793C;
  --azul-claro-tint: #EFF1EC;
  --gris-oscuro: #262B31;
  --gris-medio: #667080;
  --gris-claro: #DFE3E0;
  --gris-claro-2: #F4F5F3;
  --blanco: #FFFFFF;

  /* semánticos */
  --bg: var(--blanco);
  --bg-alt: var(--gris-claro-2);
  --bg-oscuro: var(--azul-oscuro);
  --texto: var(--gris-oscuro);
  --texto-suave: var(--gris-medio);
  --texto-inverso: var(--blanco);
  --borde: var(--gris-claro);
  --acento: var(--azul-oscuro);
  --acento-hover: var(--azul-oscuro-2);
  --focus: var(--azul-claro);

  --serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --medida: 70ch;
  --radio: 16px;
  --radio-sm: 10px;
  --radio-pill: 999px;
  --sombra: 0 1px 2px rgba(23,41,60,.05), 0 8px 24px rgba(23,41,60,.07);
  --sombra-hover: 0 10px 30px rgba(23,41,60,.14);
  --transicion: 200ms ease;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}

body{
  margin: 0;
  font-family: var(--sans);
  color: var(--texto);
  background: var(--bg);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

/* Textura de grano sobre todo el sitio (tipo papel), puramente decorativa */
body::after{
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1400;
  pointer-events: none;
  opacity: .09;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.875' numOctaves='2' stitchTiles='stitch'/><feColorMatrix type='matrix' values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.8 0'/><feComponentTransfer><feFuncA type='linear' slope='2.5' intercept='-0.65'/></feComponentTransfer></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size: 180px 180px;
}

h1, h2, h3, h4{
  font-family: var(--serif);
  color: var(--azul-oscuro);
  line-height: 1.15;
  margin: 0 0 .5em;
  font-weight: 600;
  letter-spacing: -0.01em;
}
h1{ font-size: clamp(2.1rem, 1.6rem + 2.2vw, 3.4rem); font-weight: 700; }
h2{ font-size: clamp(1.6rem, 1.35rem + 1.2vw, 2.35rem); }
h3{ font-size: clamp(1.2rem, 1.1rem + .5vw, 1.5rem); }
h4{ font-size: 1.05rem; }

p{ margin: 0 0 1.1em; max-width: var(--medida); }
a{ color: var(--azul-oscuro); text-decoration-color: var(--azul-claro); text-underline-offset: 3px; }
a:hover{ color: var(--acento-hover); }
strong{ color: var(--azul-oscuro); font-weight: 600; }

ul, ol{ padding-left: 1.3em; max-width: var(--medida); }
li{ margin-bottom: .5em; }

:focus-visible{ outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 2px; }

img, svg{ max-width: 100%; display: block; }

.container{ width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.container-narrow{ width: 100%; max-width: 820px; margin: 0 auto; padding: 0 24px; }

.section{ padding: 88px 0; border-top: 1px solid var(--borde); scroll-margin-top: 84px; }
.section:first-of-type{ border-top: none; }
.section-alt{ background: var(--bg-alt); }
.section-oscuro{ background: var(--azul-oscuro); color: rgba(255,255,255,.92); }
.section-oscuro h2, .section-oscuro h3, .section-oscuro h4{ color: var(--blanco); }
.section-oscuro a{ color: #B9D0E2; }
.section-oscuro p{ color: rgba(255,255,255,.82); }

.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: .5em;
  font-family: var(--sans);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--azul-claro);
  margin-bottom: .9em;
}
.eyebrow::before{ content:""; width: 22px; height: 2px; background: var(--azul-claro); display:inline-block; }

.section-head{ max-width: 760px; margin-bottom: 44px; }
.section-head p{ color: var(--texto-suave); font-size: 1.08rem; }

/* ---------- Skip link ---------- */
.skip-link{
  position: absolute; left: -9999px; top: 0;
  background: var(--azul-oscuro); color: #fff; padding: 12px 18px;
  z-index: 2000; border-radius: 0 0 6px 0;
}
.skip-link:focus{ left: 0; }

/* ---------- Header ---------- */
.site-header{
  position: sticky; top: 0; z-index: 900;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--borde);
}
.site-header .container{
  display: flex; align-items: center; justify-content: space-between;
  height: 72px; gap: 12px;
}
.brand{ display:flex; align-items:center; gap:.6em; text-decoration:none; min-width: 0; }
.brand-mark{ width: 34px; height: 34px; flex: none; }
.brand-text{ font-family: var(--serif); font-weight: 600; font-size: 1.05rem; color: var(--azul-oscuro); line-height: 1.2; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand-text small{ display:block; font-family: var(--sans); font-weight: 500; font-size: .68rem; letter-spacing:.06em; text-transform: uppercase; color: var(--texto-suave); white-space: nowrap; }
.header-actions{ flex: none; }

@media (max-width: 480px){
  .brand-text{ font-size: .92rem; }
  .brand-text small{ font-size: .6rem; }
  .header-actions .btn-primario.btn-sm{ padding: 9px 12px; font-size: .82rem; }
}
@media (max-width: 380px){
  .brand-text small{ display:none; }
}

.header-actions{ display:flex; align-items:center; gap: 10px; }
.nav-toggle{
  display:none; background: none; border: 1px solid var(--borde); border-radius: var(--radio-sm);
  width: 42px; height: 42px; cursor:pointer; color: var(--azul-oscuro);
}

/* ---------- Barra superior de contacto ---------- */
.top-bar{ background: var(--azul-oscuro-2); }
.top-bar-row{ display:flex; align-items:center; justify-content:flex-end; gap: 22px; height: 38px; }
.top-bar-item{
  display:inline-flex; align-items:center; gap:.45em; color: rgba(255,255,255,.82);
  font-size: .8rem; font-weight: 500; text-decoration:none;
}
.top-bar-item:hover{ color:#fff; }
.top-bar-item svg{ width: 14px; height: 14px; flex:none; }
@media (max-width: 640px){ .top-bar{ display:none; } }

/* ---------- Nav horizontal + panel ---------- */
.header-row{ display:flex; align-items:center; justify-content:space-between; height:72px; gap: 20px; }
.top-nav ul{ list-style:none; display:flex; align-items:center; gap: 6px; margin:0; padding:0; }
.top-nav a{
  display:inline-block; padding: 9px 13px; border-radius: var(--radio-pill);
  color: var(--gris-oscuro); text-decoration:none; font-size: .92rem; font-weight: 600;
  transition: color var(--transicion), background var(--transicion);
}
.top-nav a:hover{ color: var(--azul-oscuro); background: var(--gris-claro-2); }
.top-nav a.activo{ color: var(--azul-oscuro); background: var(--azul-claro-tint); }

.nav-panel{
  max-height: 0; overflow: hidden; background:#fff; border-top: 1px solid transparent;
  transition: max-height var(--transicion), border-color var(--transicion);
}
.nav-panel.abierto{ max-height: 80vh; overflow-y:auto; border-top-color: var(--borde); }
.nav-panel ul{ list-style:none; margin:0; padding: 18px 24px 6px; max-width:1180px; margin:0 auto; display:grid; grid-template-columns: repeat(2, 1fr); gap: 2px 18px; }
.nav-panel a{ display:block; padding: 10px 4px; color: var(--gris-oscuro); text-decoration:none; font-size: .96rem; font-weight: 600; border-bottom: 1px solid var(--borde); }
.nav-panel a.activo{ color: var(--azul-oscuro); }
.nav-panel-cta{ max-width:1180px; margin: 0 auto; padding: 16px 24px 24px; }

@media (max-width: 980px){
  .top-nav{ display:none; }
  .nav-toggle{ display:inline-flex; align-items:center; justify-content:center; }
}
@media (min-width: 981px){
  .nav-panel{ display:none; }
}
@media (max-width: 560px){
  .nav-panel ul{ grid-template-columns: 1fr; }
}

/* ---------- Botones ---------- */
.btn{
  display: inline-flex; align-items: center; justify-content: center; gap: .55em;
  font-family: var(--sans); font-weight: 600; font-size: .95rem;
  padding: 13px 22px; border-radius: var(--radio-sm); border: 1px solid transparent;
  cursor: pointer; text-decoration: none; line-height: 1.1;
  transition: background var(--transicion), color var(--transicion), border-color var(--transicion), transform var(--transicion);
  white-space: nowrap;
}
.btn:active{ transform: translateY(1px); }
.btn-primario{ background: var(--azul-oscuro); color: #fff; }
.btn-primario:hover{ background: var(--azul-oscuro-2); color: #fff; }
.btn-secundario{ background: transparent; color: var(--azul-oscuro); border-color: var(--azul-oscuro); }
.btn-secundario:hover{ background: var(--azul-claro-tint); }
.btn-sm{ padding: 9px 16px; font-size: .85rem; }
.btn-block{ width: 100%; }
.btn-whatsapp{ background: var(--azul-oscuro); color:#fff; }
.btn-whatsapp:hover{ background: var(--azul-oscuro-2); color:#fff; }
.btn:disabled{ opacity: .5; cursor: not-allowed; transform:none !important; box-shadow:none !important; }
.btn-primario:disabled:hover{ background: var(--azul-oscuro); }

.titulo-wa{ display:flex; align-items:center; gap:.4em; }
.wa-logo{ width: 30px; height: 30px; flex:none; color: #25D366; }
.btn svg{ width: 18px; height: 18px; flex: none; }

.cta-row{ display:flex; flex-wrap:wrap; gap: 12px; align-items:center; }

/* ---------- Hero ---------- */
.hero{
  position: relative;
  overflow: hidden;
  color: #F1F2EF;
  background: linear-gradient(150deg, #1c3049 0%, #2b3945 42%, #3a424a 78%, #223447 100%);
}
.hero-canvas{ position:absolute; inset:0; width:100%; height:100%; opacity:.55; }
.hero-inner{ position:relative; z-index:2; padding: 72px 0 0; }
.hero-grid{ display:block; max-width: 760px; }
.hero .eyebrow{ color: var(--azul-claro); }
.hero .eyebrow::before{ background: var(--azul-claro); }
.hero h1{ margin-bottom: .5em; color: #FBFAF7; }
.hero .sub{ font-size: 1.15rem; color: rgba(241,242,239,.78); max-width: 56ch; }
.credibilidad{ margin-top: 32px; display:flex; flex-wrap:wrap; gap: 10px; }
.pill{
  display:inline-flex; align-items:center; padding: 8px 16px; border-radius: var(--radio-pill);
  background: rgba(241,242,239,.07); border: 1px solid rgba(241,242,239,.22);
  font-size: .82rem; font-weight: 600; color: #F1F2EF;
}
.hero .btn-secundario{ color: #F1F2EF; border-color: rgba(241,242,239,.4); }
.hero .btn-secundario:hover{ background: rgba(241,242,239,.1); }

/* Ticker de términos: cinta con scroll infinito al pie del hero */
.hero-ticker{
  position: relative; z-index: 2;
  border-top: 1px solid rgba(241,242,239,.16);
  margin-top: 48px;
  overflow: hidden;
  padding: 16px 0 26px;
}
.hero-ticker-track{
  display:flex; gap: 44px; width: max-content; white-space: nowrap;
  font-family: var(--mono); font-size: .78rem; letter-spacing: .04em;
  color: rgba(241,242,239,.55);
  animation: hero-ticker-scroll 30s linear infinite;
}
.hero-ticker-track span{ color: #E4C592; }
@keyframes hero-ticker-scroll{
  from{ transform: translateX(0); }
  to{ transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce){
  .hero-ticker-track{ animation: none; }
}

/* ---------- Diagnóstico cards ---------- */
.diag-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.diag-card{
  background: var(--blanco); border: 1px solid var(--borde); border-radius: var(--radio);
  padding: 30px 26px; cursor: pointer; text-align: left; color: inherit; text-decoration:none;
  display:flex; flex-direction:column; gap: 10px; height: 100%; box-shadow: var(--sombra);
  transition: border-color var(--transicion), box-shadow var(--transicion), transform var(--transicion);
}
.diag-card:hover{ border-color: var(--azul-claro); box-shadow: var(--sombra-hover); transform: translateY(-4px); }
.diag-icon{
  display:inline-flex; align-items:center; justify-content:center; width: 52px; height: 52px;
  border-radius: 50%; background: var(--azul-claro-tint); color: var(--azul-oscuro); margin-bottom: 6px;
}
.diag-icon svg{ width: 24px; height: 24px; }
.diag-card h3{ font-size: 1.05rem; font-family: var(--sans); font-weight: 700; color: var(--azul-oscuro); margin-bottom: .2em; }
.diag-card .perfil-tag{ font-size: .74rem; text-transform: uppercase; letter-spacing: .08em; color: var(--texto-suave); font-weight: 700; }
.diag-card .flecha{ margin-top: auto; padding-top: 8px; color: var(--azul-oscuro); font-size: .88rem; font-weight: 600; display:flex; align-items:center; gap:.35em; }

/* ---------- Comparativa: residente vs. beneficiario del exterior (ledger) ---------- */
.comparativa-wrap{
  display:flex; flex-direction:column;
  border:1px solid var(--borde); border-radius: var(--radio);
  overflow: hidden; box-shadow: var(--sombra);
}
.comp-ledger-head{
  display:grid; grid-template-columns: 1fr 36px 1fr;
  background: var(--azul-oscuro); color: #fff;
  font-family: var(--mono); font-size: .74rem; letter-spacing: .04em;
}
.comp-ledger-head span{ padding: 14px 18px; }
.comp-ledger-label-ben{ color: #E4C592; }
.comp-row{
  background:#fff; border-top:1px solid var(--borde);
  padding: 20px 26px;
}
.comp-dim{
  font-family: var(--sans); font-weight: 700; font-size: .76rem; text-transform: uppercase;
  letter-spacing: .06em; color: var(--texto-suave); margin-bottom: 14px;
}
.comp-cols{ display:grid; grid-template-columns: 1fr 36px 1fr; align-items:center; gap: 0 6px; }
.comp-col{ padding: 4px 4px; }
.comp-col p{ margin:0; font-size:.95rem; }
.comp-tag{ display:block; font-size:.7rem; font-weight:700; text-transform:uppercase; letter-spacing:.05em; margin-bottom:6px; color: var(--texto-suave); }
.comp-row ~ .comp-row .comp-tag{ display:none; }
.comp-col-ben{ background: var(--azul-claro-tint); border-radius: var(--radio-sm); padding: 14px 18px; }
.comp-col-ben .comp-tag{ color: var(--azul-oscuro); }
.comp-arrow{ display:flex; align-items:center; justify-content:center; color: var(--azul-claro); }
.comp-arrow svg{ width: 20px; height: 20px; }

@media (max-width: 700px){
  .comp-ledger-head{ display:none; }
  .comp-row ~ .comp-row .comp-tag{ display:block; }
  .comp-cols{ grid-template-columns: 1fr; gap: 12px 0; }
  .comp-arrow{ transform: rotate(90deg); width: 20px; height:20px; margin: -2px 0; }
  .comp-col-ben{ margin-top: 2px; }
}

/* ---------- Timeline art. 117 ---------- */
.timeline{ display:flex; flex-wrap:wrap; gap: 0; margin: 40px 0 8px; counter-reset: paso; }
.timeline-paso{
  flex: 1 1 220px; position: relative; padding: 0 26px 0 0;
}
.timeline-paso::before{
  counter-increment: paso; content: counter(paso);
  display:flex; align-items:center; justify-content:center;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--azul-oscuro); color:#fff; font-family: var(--serif); font-weight:600; font-size:.95rem;
  margin-bottom: 14px;
}
.timeline-paso::after{
  content:""; position:absolute; top:17px; left: 34px; right: -8px; height: 2px; background: var(--gris-claro);
}
.timeline-paso:last-child::after{ display:none; }
.timeline-paso h4{ font-size: .98rem; margin-bottom: .3em; }
.timeline-paso p{ font-size: .92rem; color: var(--texto-suave); margin: 0; }

/* ---------- Causales ---------- */
.causales-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.causal-card{ background:#fff; border:1px solid var(--borde); border-radius: var(--radio); padding: 28px; box-shadow: var(--sombra); }
.causal-letra{
  display:inline-flex; align-items:center; justify-content:center; width:30px; height:30px; border-radius:50%;
  background: var(--azul-claro-tint); color: var(--azul-oscuro); font-family: var(--serif); font-weight:700; margin-bottom: 14px;
}

/* ---------- Caja de énfasis / alerta ---------- */
.caja{
  border-radius: var(--radio); padding: 24px 26px; margin: 28px 0; border: 1px solid var(--borde);
}
.caja p:last-child{ margin-bottom: 0; }
.caja-enfasis{ background: var(--azul-oscuro); color: #fff; border-color: var(--azul-oscuro); }
.caja-enfasis strong{ color:#fff; }
.caja-honestidad{ background: var(--gris-claro-2); border-left: 4px solid var(--azul-oscuro); }
.caja-norma{ background: var(--azul-claro-tint); border-left: 4px solid var(--azul-claro); }
.caja-norma .caja-titulo{ display:flex; align-items:center; gap:.5em; font-weight:700; color: var(--azul-oscuro); margin-bottom:.5em; font-size:.92rem; text-transform: uppercase; letter-spacing:.04em; }
.caja-norma .caja-titulo svg{ width:16px; height:16px; }
.caja-vigencia{ font-size: .78rem; color: var(--texto-suave); margin-top: 10px; }

/* ---------- Checklist documentación ---------- */
.checklist{ list-style:none; padding:0; display:grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; max-width: none; }
.checklist li{ display:flex; gap:.6em; align-items:flex-start; font-size:.95rem; margin: 0; }
.checklist svg{ width:18px; height:18px; flex:none; margin-top:3px; color: var(--azul-claro); }

/* ---------- Fallos ---------- */
.fallos-grid{
  display:grid; grid-template-columns: 1fr; gap: 16px;
  position: relative; padding-left: 30px;
}
.fallos-grid::before{
  content:""; position:absolute; left: 6px; top: 8px; bottom: 8px; width: 1px;
  background: var(--borde);
}
.fallo-card{ position: relative; }
.fallo-card::before{
  content:""; position:absolute; left: -30px; top: 28px;
  width: 12px; height: 12px; border-radius: 50%;
  border: 2px solid var(--azul-claro); background: #fff;
}
.fallo-card:has(.fallo-estado.firme)::before{ border-color: var(--gris-medio); background: var(--gris-medio); }
@media (max-width: 640px){
  .fallos-grid{ padding-left: 24px; }
  .fallo-card::before{ left: -24px; top: 22px; }
}
.fallo-card{ background:#fff; border:1px solid var(--borde); border-radius: var(--radio); padding: 26px 28px; display:grid; grid-template-columns: 1fr auto; gap: 8px 18px; align-items:start; box-shadow: var(--sombra); transition: box-shadow var(--transicion), transform var(--transicion); }
.fallo-card:hover{ box-shadow: var(--sombra-hover); transform: translateY(-2px); }
.fallo-caratula{ font-family: var(--serif); font-weight: 600; font-size: 1.05rem; color: var(--azul-oscuro); grid-column: 1; }
.fallo-datos{ grid-column: 1; font-size: .82rem; color: var(--texto-suave); margin-bottom: 10px; }
.fallo-afirmacion{ grid-column: 1 / -1; font-size: .98rem; }
.fallo-estado{
  grid-column: 1 / -1; font-size: .78rem; font-weight: 600; letter-spacing:.03em;
  display:inline-flex; align-self:start; padding: 4px 10px; border-radius: 20px; margin-top: 4px;
}
.fallo-estado.firme{ background:#E7ECEF; color: var(--texto-suave); }
.fallo-estado.pendiente{ background: var(--azul-claro-tint); color: var(--azul-oscuro); }
.fallo-link{ font-size: .82rem; }

/* ---------- Piezas beneficiario exterior ---------- */
.piezas-grid{ display:grid; grid-template-columns: 1fr; gap: 14px; }
.pieza{ background:#fff; border:1px solid var(--borde); border-radius: var(--radio); padding: 24px 26px; display:grid; grid-template-columns: 44px 1fr; gap: 16px; box-shadow: var(--sombra); }
.pieza-num{ font-family: var(--serif); font-size: 1.3rem; color: var(--azul-claro); font-weight:700; }
.pieza h4{ margin-bottom:.35em; }
.pieza p{ margin-bottom:.4em; font-size:.95rem; }
.pieza .postura-critica{ font-size:.82rem; color: var(--azul-oscuro); font-weight:600; }

/* ---------- Perfiles / casos ---------- */
.perfil-block{
  border: 1px solid var(--borde); border-radius: var(--radio); background:#fff;
  padding: 34px 32px; margin-bottom: 22px;
}
.perfil-head{ display:flex; align-items:baseline; gap:14px; margin-bottom: 18px; flex-wrap:wrap; }
.perfil-letra{
  font-family: var(--serif); font-weight:700; font-size: 1.9rem; color: var(--azul-claro); line-height:1;
}
.perfil-cols{ display:grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 18px; }
.perfil-cols h5{ font-family: var(--sans); font-size:.78rem; text-transform:uppercase; letter-spacing:.07em; color: var(--texto-suave); margin: 0 0 .5em; font-weight:700; }
.perfil-cols p{ font-size:.95rem; margin-bottom: 0; }
.preguntas-control{ margin-top: 20px; padding: 16px 18px; background: var(--gris-claro-2); border-radius: var(--radio-sm); font-size:.9rem; }
.preguntas-control strong{ display:block; margin-bottom:.4em; font-size:.78rem; text-transform:uppercase; letter-spacing:.06em; color: var(--texto-suave); }

/* ---------- Comparador jurisdicciones ---------- */
.jurisdiccion-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.jurisdiccion-card{ background:#fff; border:1px solid var(--borde); border-radius: var(--radio); padding: 30px; box-shadow: var(--sombra); }
.jurisdiccion-card h3{ display:flex; align-items:center; gap:.5em; }
.jurisdiccion-card ul{ padding-left: 1.1em; font-size:.94rem; }

/* ---------- Acordeón errores ---------- */
.acordeon{ border-top: 1px solid var(--borde); }
.acordeon-item{ border-bottom: 1px solid var(--borde); }
.acordeon-btn{
  width:100%; text-align:left; background:none; border:none; cursor:pointer;
  display:flex; align-items:center; gap: 16px; padding: 20px 4px; font-family: var(--sans);
  font-size: 1rem; font-weight: 600; color: var(--gris-oscuro);
}
.acordeon-btn .err-num{ font-family: var(--serif); color: var(--azul-claro); font-weight:700; font-size:1.1rem; flex:none; width: 1.6em; }
.acordeon-btn .chev{ margin-left: auto; flex: none; width: 18px; height: 18px; transition: transform var(--transicion); color: var(--azul-oscuro); }
.acordeon-btn[aria-expanded="true"] .chev{ transform: rotate(180deg); }
.acordeon-panel{ overflow: hidden; max-height: 0; transition: max-height var(--transicion); }
.acordeon-panel-inner{ padding: 0 4px 22px 2.6em; font-size: .95rem; color: var(--texto-suave); }
.acordeon-panel-inner strong{ color: var(--azul-oscuro); }

/* ---------- Método ---------- */
.metodo-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.metodo-step{ position: relative; padding-top: 14px; }
.metodo-step .n{ font-family: var(--serif); font-size: 2.2rem; font-weight:700; color: var(--azul-claro); line-height:1; margin-bottom:.3em; }
.metodo-step .entregable{ margin-top: 10px; padding: 10px 12px; background: var(--gris-claro-2); border-radius: var(--radio-sm); font-size:.82rem; }
.metodo-step .entregable strong{ display:block; font-size:.7rem; text-transform:uppercase; letter-spacing:.06em; color: var(--texto-suave); font-weight:700; margin-bottom:.2em; }

/* ---------- Autor ---------- */
.autor-grid{ display:grid; grid-template-columns: 280px 1fr; gap: 44px; align-items:start; }
.autor-figura{ position: relative; }
.autor-figura img{
  width: 100%; height: auto; display: block; border-radius: var(--radio);
  box-shadow: var(--sombra);
}
.autor-credenciales{ list-style:none; padding:0; margin: 18px 0 0; }
.autor-credenciales li{ display:flex; gap:.6em; font-size:.94rem; padding: 9px 0; border-top: 1px solid var(--borde); }
.autor-credenciales li:first-child{ border-top:none; }
.autor-credenciales svg{ width:16px; height:16px; flex:none; margin-top:4px; color: var(--azul-claro); }

/* ---------- Publicaciones ---------- */
.pub-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.pub-card{ background:#fff; border:1px solid var(--borde); border-radius: var(--radio); padding: 28px; display:flex; flex-direction:column; height:100%; box-shadow: var(--sombra); transition: box-shadow var(--transicion), transform var(--transicion); }
.pub-card:hover{ box-shadow: var(--sombra-hover); transform: translateY(-3px); }
.pub-card .pub-tag{ font-size:.72rem; font-weight:700; text-transform:uppercase; letter-spacing:.07em; color: var(--azul-claro); margin-bottom: .7em; }
.pub-card h4{ margin-bottom:.5em; }
.pub-card p{ font-size:.9rem; color: var(--texto-suave); flex:1; }
.pub-card .btn{ margin-top: 14px; align-self: flex-start; }
.pub-destacado{ border-color: var(--azul-oscuro); box-shadow: var(--sombra); }

/* ---------- FAQ ---------- */
.faq-list{ }
.faq-item{ border-bottom: 1px solid var(--borde); }
.faq-item:first-child{ border-top: 1px solid var(--borde); }

/* ---------- Formulario ---------- */
.form-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid .full{ grid-column: 1 / -1; }
label{ display:block; font-size:.85rem; font-weight:600; color: var(--gris-oscuro); margin-bottom: 6px; }
input, select, textarea{
  width:100%; padding: 12px 14px; border: 1px solid var(--borde); border-radius: var(--radio-sm);
  font-family: var(--sans); font-size: .95rem; color: var(--texto); background: #fff;
}
input:focus, select:focus, textarea:focus{ outline: none; border-color: var(--azul-claro); box-shadow: 0 0 0 3px var(--azul-claro-tint); }
textarea{ resize: vertical; min-height: 92px; }
.hp-field{ position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden; }
.form-nota{ font-size:.85rem; color: var(--texto-suave); margin-top: 8px; }
.consulta-panel{ max-width: 720px; }
.form-status{ font-size:.9rem; margin-top: 14px; padding: 12px 14px; border-radius: var(--radio-sm); display:none; }
.form-status.ok{ display:block; background:#E7ECEF; color: var(--azul-oscuro); }
.form-status.err{ display:block; background:#FBEAEA; color:#8A2E2E; }

/* ---------- WhatsApp flotante fijo ---------- */
.wa-flotante{
  position: fixed; right: 20px; bottom: 20px; z-index: 950;
  width: 58px; height: 58px; border-radius: 50%;
  background: var(--azul-oscuro); color:#fff; display:flex; align-items:center; justify-content:center;
  box-shadow: 0 6px 20px rgba(20,46,76,.35); text-decoration:none;
  transition: transform var(--transicion), background var(--transicion);
}
.wa-flotante:hover{ transform: scale(1.06); background: var(--azul-oscuro-2); }
.wa-flotante svg{ width: 27px; height: 27px; }

/* ---------- Footer ---------- */
.pre-footer{ background: var(--gris-claro-2); padding: 56px 0; }
.disclaimer-box{ font-size:.82rem; color: var(--texto-suave); border-top:1px solid var(--borde); padding-top: 22px; }
.disclaimer-box p{ max-width: none; }

.site-footer{ background: var(--azul-oscuro-2); color: rgba(255,255,255,.9); padding: 30px 0; }
.footer-bar{
  display:flex; flex-wrap:wrap; align-items:center; justify-content:center; gap: 8px 14px;
  text-align:center; font-size: .92rem;
}
.footer-bar a{ color:#fff; text-decoration-color: rgba(255,255,255,.4); }
.footer-bar .sep{ color: rgba(255,255,255,.35); }
.footer-legal{ text-align:center; font-size:.75rem; color: rgba(255,255,255,.5); margin-top: 14px; }
.footer-legal a{ color: rgba(255,255,255,.7); }

/* ---------- Utilidades ---------- */
.visually-hidden{
  position:absolute !important; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden;
  clip:rect(0,0,0,0); white-space:nowrap; border:0;
}
.mt-0{ margin-top:0; }
.text-suave{ color: var(--texto-suave); }
.text-center{ text-align:center; }

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  .diag-grid{ grid-template-columns: 1fr 1fr; }
  .causales-grid{ grid-template-columns: 1fr; }
  .perfil-cols{ grid-template-columns: 1fr; gap: 14px; }
  .jurisdiccion-grid{ grid-template-columns: 1fr; }
  .metodo-grid{ grid-template-columns: 1fr 1fr; }
  .autor-grid{ grid-template-columns: 1fr; }
  .autor-figura{ max-width: 180px; }
  .pub-grid{ grid-template-columns: 1fr; }
  .consulta-panel{ grid-template-columns: 1fr; }
  .form-grid{ grid-template-columns: 1fr; }
  .checklist{ grid-template-columns: 1fr; }
}
@media (max-width: 640px){
  .section{ padding: 60px 0; }
  .diag-grid{ grid-template-columns: 1fr; }
  .metodo-grid{ grid-template-columns: 1fr; }
  .fallo-card{ grid-template-columns: 1fr; }
  .pieza{ grid-template-columns: 32px 1fr; }
  .wa-flotante{ width: 50px; height: 50px; right: 14px; bottom: 14px; }
  .wa-flotante svg{ width: 23px; height: 23px; }
  .hero{ padding-bottom: 48px; }
  .hero .sub{ padding-right: 56px; }
}