/* =========================================================
   Servicenter — Certificaciones (CSS por página)
   Estética unificada: Dark + Glass + Gradients + Micro-animaciones
   Archivo: /css/certificaciones.css
   ========================================================= */

/* -------------------- Variables -------------------- */
:root{
  --bg:#0b0f17;
  --text:rgba(255,255,255,.92);
  --muted:rgba(255,255,255,.70);
  --muted2:rgba(255,255,255,.62);
  --stroke:rgba(255,255,255,.14);
  --stroke2:rgba(255,255,255,.10);
  --accent:#4de3ff;
  --accent2:#7c5cff;

  --radius:18px;
  --radius2:22px;

  --shadow: 0 14px 50px rgba(0,0,0,.45);
  --shadow2: 0 22px 70px rgba(0,0,0,.55);
}

/* -------------------- Reset / Base -------------------- */
*{ box-sizing:border-box; }
html, body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  color: var(--text);
  background:
    radial-gradient(900px 520px at 15% 8%, rgba(77,227,255,.18), transparent 60%),
    radial-gradient(900px 520px at 85% 10%, rgba(124,92,255,.16), transparent 60%),
    radial-gradient(900px 620px at 50% 95%, rgba(77,227,255,.08), transparent 60%),
    var(--bg);
}

img, video{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }
button, input{ font: inherit; }
a, button{ -webkit-tap-highlight-color: transparent; }

:focus-visible{
  outline: 2px solid rgba(77,227,255,.45);
  outline-offset: 3px;
  border-radius: 12px;
}

/* -------------------- Keyframes -------------------- */
@keyframes fadeUp{
  from{ opacity: 0; transform: translateY(14px); }
  to{ opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn{
  from{ opacity: 0; }
  to{ opacity: 1; }
}
@keyframes softFloat{
  0%,100%{ transform: translateY(0); }
  50%{ transform: translateY(-6px); }
}
@keyframes shimmerLine{
  0%{ opacity: .14; }
  50%{ opacity: .34; }
  100%{ opacity: .14; }
}

/* -------------------- Page load animation -------------------- */
body{ animation: fadeIn 520ms ease both; }

/* =========================================================
   HEADER (unificado)
   ========================================================= */
.header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11,15,23,.65);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--stroke);

  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 16px;

  padding: 18px 26px;
  min-height: 104px;
}

.logo{
  display:flex;
  align-items:center;
}
.logo img{
  width: 92px;
  height: 92px;
  object-fit: contain;
  border-radius: 18px;

  background: rgba(255,255,255,.04);
  border: 1px solid var(--stroke);
  padding: 12px;

  box-shadow: 0 14px 40px rgba(0,0,0,.25);
}

/* Menú escritorio */
.nav{
  display:flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content:flex-end;
  align-items:center;
}

.nav a{
  color: var(--muted);
  font-size: 15px;
  padding: 12px 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: 180ms ease;
  white-space: nowrap;
}

.nav a:hover{
  color: var(--text);
  background: rgba(255,255,255,.05);
  border-color: var(--stroke);
}

.nav a.active{
  color: var(--text);
  background: rgba(77,227,255,.18);
  border-color: rgba(77,227,255,.22);
}

/* Burger */
.burger{
  display:none;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  border: 1px solid var(--stroke);
  background: rgba(255,255,255,.05);
  cursor:pointer;

  align-items:center;
  justify-content:center;
  gap: 5px;
}

.burger span{
  display:block;
  width: 22px;
  height: 2.4px;
  background: rgba(255,255,255,.88);
  border-radius: 999px;
  transition: 180ms ease;
}

/* Estado burger abierto (menu.js alterna burger--open) */
.burger.burger--open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.burger.burger--open span:nth-child(2){ opacity: 0; }
.burger.burger--open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* Menú móvil (menu.js alterna nav-mobile--open) */
.nav-mobile{
  display:none; /* desktop oculto */
}

/* =========================================================
   MAIN + Secciones base
   ========================================================= */
main{ min-height: 60vh; }

.cert-hero,
.cert-wrap{
  animation: fadeUp 650ms cubic-bezier(.2,.8,.2,1) both;
}

.cert-hero{ animation-delay: 80ms; }
.cert-wrap{ animation-delay: 160ms; }

.cert-hero{
  padding: 54px 18px 26px;
}

.cert-hero__inner{
  max-width: 1200px;
  margin: 0 auto;

  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 22px;
  align-items: start;
}

/* Columna izquierda */
.cert-hero__left{
  border: 1px solid var(--stroke);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border-radius: 28px;
  padding: 44px 42px;
  box-shadow: var(--shadow);
  position: relative;
  overflow:hidden;
}

.cert-hero__left::before{
  content:"";
  position:absolute;
  inset:-50px;
  pointer-events:none;
  background:
    radial-gradient(620px 260px at 15% 10%, rgba(77,227,255,.12), transparent 60%),
    radial-gradient(680px 300px at 85% 12%, rgba(124,92,255,.10), transparent 60%);
  filter: blur(2px);
  opacity: .9;
}

.cert-hero__left > *{ position: relative; z-index: 1; }

.cert-hero__tag{
  display:inline-flex;
  align-items:center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.04);
  color: rgba(255,255,255,.78);
  font-size: 13px;
  width: fit-content;
}

.cert-hero__tag::before{
  content:"";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
}

.cert-hero__title{
  margin: 18px 0 12px;
  font-size: clamp(34px, 4.1vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.9px;
}

.cert-hero__lead{
  margin: 0;
  max-width: 78ch;
  color: rgba(255,255,255,.74);
  line-height: 1.9;
  font-size: 16px;
}

/* KPIs */
.cert-kpis{
  margin-top: 22px;
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.cert-kpi{
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  border-radius: 18px;
  padding: 16px 16px;
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.cert-kpi__num{
  display:block;
  font-weight: 900;
  font-size: 20px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.cert-kpi__txt{
  display:block;
  margin-top: 6px;
  color: rgba(255,255,255,.78);
  font-size: 13px;
  line-height: 1.35;
}

.cert-kpi:hover{
  transform: translateY(-3px);
  border-color: rgba(77,227,255,.22);
  box-shadow: 0 18px 55px rgba(0,0,0,.35);
}

/* Bullets */
.cert-hero__bullets{
  margin-top: 18px;
  display:flex;
  flex-wrap: wrap;
  gap: 12px;
}

.cert-bullet{
  display:inline-flex;
  align-items:center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.04);
  color: rgba(255,255,255,.80);
  font-size: 13px;
}

.cert-bullet .dot{
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
}

/* Columna derecha */
.cert-hero__right{
  border-radius: 28px;
  overflow: hidden;
}

/* Tarjeta destacada */
.cert-feature{
  border: 1px solid var(--stroke);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border-radius: 28px;
  overflow:hidden;
  box-shadow: var(--shadow);
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.cert-feature:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow2);
  border-color: rgba(124,92,255,.22);
}

.cert-feature__thumb{
  border-bottom: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
}

.cert-feature__thumb img{
  width:100%;
  height: 240px;
  object-fit: cover;
}

.cert-feature__info{
  padding: 18px 18px 20px;
}

.cert-feature__info h3{
  margin:0 0 8px;
  font-size: 18px;
}

.cert-feature__info p{
  margin:0 0 12px;
  color: rgba(255,255,255,.72);
  line-height: 1.75;
  font-size: 14px;
}

/* Chips (colores por categoría) */
.chips,
.cert-feature__tags{
  display:flex;
  gap: 8px;
  flex-wrap: wrap;
}

.chip{
  display:inline-flex;
  align-items:center;
  padding: 7px 11px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
  font-size: 12px;
  color: rgba(255,255,255,.82);
}

.chip--seg{
  border-color: rgba(77,227,255,.22);
  background: rgba(77,227,255,.12);
}
.chip--cal{
  border-color: rgba(255, 206, 107, .24);
  background: rgba(255, 206, 107, .12);
}
.chip--cap{
  border-color: rgba(124,92,255,.22);
  background: rgba(124,92,255,.12);
}
.chip--nor{
  border-color: rgba(155, 255, 164, .22);
  background: rgba(155, 255, 164, .12);
}

/* =========================================================
   CONTENIDO: Sidebar + Grid
   ========================================================= */
.cert-wrap{
  padding: 10px 18px 70px;
}

.cert-layout{
  max-width: 1200px;
  margin: 0 auto;
  display:grid;
  grid-template-columns: 360px 1fr;
  gap: 18px;
  align-items: start;
}

/* Sidebar */
.cert-aside{
  position: sticky;
  top: 126px; /* debajo del header */
}

.cert-panel{
  border: 1px solid var(--stroke);
  background: rgba(11,15,23,.55);
  backdrop-filter: blur(12px);
  border-radius: 22px;
  padding: 20px 18px;
  box-shadow: 0 14px 40px rgba(0,0,0,.25);
}

.cert-panel__title{
  margin: 0 0 12px;
  font-size: 18px;
  letter-spacing: -0.2px;
}

.cert-label{
  display:block;
  margin: 10px 0 8px;
  color: rgba(255,255,255,.72);
  font-size: 13px;
}

.cert-search{
  width:100%;
  padding: 14px 14px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.04);
  color: rgba(255,255,255,.92);
  outline: none;
  transition: border-color 180ms ease, background 180ms ease;
}

.cert-search::placeholder{
  color: rgba(255,255,255,.55);
}

.cert-search:focus{
  border-color: rgba(77,227,255,.35);
  background: rgba(255,255,255,.06);
}

.cert-filters{
  margin-top: 14px;
  display:flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* Pills */
.pill{
  cursor:pointer;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.04);
  color: rgba(255,255,255,.72);
  font-size: 13px;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.pill:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,.06);
}

.pill.active{
  color: rgba(255,255,255,.92);
  background: rgba(77,227,255,.18);
  border-color: rgba(77,227,255,.22);
}

.cert-hint{
  margin: 14px 0 0;
  color: rgba(255,255,255,.62);
  font-size: 13px;
  line-height: 1.6;
}

/* Grid */
.cert-grid{
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.cert-card{
  cursor:pointer;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.04);
  border-radius: 18px;
  overflow:hidden;
  box-shadow: 0 14px 40px rgba(0,0,0,.25);
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.cert-card:hover{
  transform: translateY(-6px);
  border-color: rgba(77,227,255,.22);
  box-shadow: var(--shadow2);
}

.cert-card__thumb{
  background: rgba(255,255,255,.04);
  border-bottom: 1px solid rgba(255,255,255,.10);
}

.cert-card__thumb img{
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.cert-card__meta{
  padding: 14px 14px 16px;
}

.cert-card__meta h3{
  margin: 0 0 8px;
  font-size: 15.5px;
  color: rgba(255,255,255,.92);
}

.cert-card__meta p{
  margin: 0 0 12px;
  color: rgba(255,255,255,.72);
  line-height: 1.7;
  font-size: 13.5px;
}

/* Nota inferior */
.cert-bottom{
  max-width: 1200px;
  margin: 22px auto 0;
  padding: 0 2px;
  text-align: center;
  color: rgba(255,255,255,.70);
  line-height: 1.75;
}

/* =========================================================
   MODAL (creado por JS)
   ========================================================= */
.cert-modal{
  position: fixed;
  inset: 0;
  z-index: 999;
  display:none;
}

.cert-modal.open{
  display:block;
}

.cert-modal__backdrop{
  position:absolute;
  inset:0;
  background: rgba(0,0,0,.65);
  backdrop-filter: blur(6px);
}

.cert-modal__box{
  position: relative;
  max-width: 980px;
  width: calc(100% - 32px);
  margin: 80px auto 0;

  border: 1px solid rgba(255,255,255,.16);
  background: rgba(11,15,23,.86);
  backdrop-filter: blur(14px);
  border-radius: 22px;
  box-shadow: 0 24px 90px rgba(0,0,0,.60);
  overflow:hidden;

  animation: fadeUp 320ms cubic-bezier(.2,.8,.2,1) both;
}

.cert-modal__close{
  position:absolute;
  top: 12px;
  right: 12px;
  width: 46px;
  height: 46px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.92);
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  transition: 180ms ease;
}

.cert-modal__close:hover{
  background: rgba(255,255,255,.10);
  transform: translateY(-1px);
}

.cert-modal__media{
  border-bottom: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
}

.cert-modal__img{
  width:100%;
  height: min(60vh, 520px);
  object-fit: contain;
  padding: 18px;
}

.cert-modal__text{
  padding: 18px 18px 22px;
}

.cert-modal__title{
  margin: 0 0 8px;
  font-size: 20px;
}

.cert-modal__desc{
  margin: 0;
  color: rgba(255,255,255,.74);
  line-height: 1.75;
}

/* =========================================================
   FOOTER (unificado)
   ========================================================= */
.footer{
  border-top: 1px solid rgba(255,255,255,.12);
  background: rgba(11,15,23,.55);
  backdrop-filter: blur(12px);
  padding: 18px 16px;
  text-align:center;
  color: rgba(255,255,255,.68);
  font-size: 13px;
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1100px){
  .cert-hero__inner{ grid-template-columns: 1fr; }
  .cert-hero__right{ order: -1; } /* destacada arriba */
  .cert-layout{ grid-template-columns: 1fr; }
  .cert-aside{ position: relative; top: 0; }
  .cert-grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 740px){
  /* Header */
  .nav{ display:none; }
  .burger{ display:flex; }

  .header{
    padding: 14px 18px;
    min-height: 92px;
  }
  .logo img{
    width: 76px;
    height: 76px;
    padding: 10px;
    border-radius: 18px;
  }

  /* Nav móvil */
  .nav-mobile{
    display:none; /* cerrado por defecto */
    position: fixed;
    top: 96px;
    left: 14px;
    right: 14px;
    z-index: 80;

    padding: 12px;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,.16);
    background: rgba(11,15,23,.88);
    backdrop-filter: blur(12px);
    box-shadow: 0 18px 60px rgba(0,0,0,.55);
  }
  .nav-mobile.nav-mobile--open{
    display:grid;
    gap: 8px;
  }
  .nav-mobile a{
    display:flex;
    justify-content:center;
    font-size: 15px;
    padding: 14px 14px;
    border-radius: 16px;
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.12);
  }
  .nav-mobile a:hover{
    background: rgba(255,255,255,.08);
    border-color: rgba(77,227,255,.22);
  }
  .nav-mobile a.active{
    background: rgba(77,227,255,.18);
    border-color: rgba(77,227,255,.22);
    color: rgba(255,255,255,.92);
  }

  /* Hero */
  .cert-hero{ padding-top: 30px; }
  .cert-hero__left{ padding: 26px 18px; border-radius: 22px; }
  .cert-kpis{ grid-template-columns: 1fr; }

  /* Grid */
  .cert-grid{ grid-template-columns: 1fr; }

  /* Modal */
  .cert-modal__box{ margin-top: 70px; }
  .cert-modal__img{ height: min(62vh, 460px); }
}

@media (prefers-reduced-motion: reduce){
  *{
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

/* ===== SECCIÓN CASAS CERTIFICADORAS ===== */
.seccion-casas {
  padding: 80px 20px;
  background: linear-gradient(180deg, #0f172a 0%, #020617 100%);
  color: #e5e7eb;
}

.casas {
  max-width: 1200px;
  margin: 0 auto;
}

/* Encabezado */
.casas-encabezado {
  text-align: center;
  margin-bottom: 50px;
}

.casas-encabezado h2 {
  font-size: 2.3rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}

.casas-encabezado p {
  max-width: 700px;
  margin: 0 auto;
  font-size: 1.05rem;
  color: #cbd5f5;
  line-height: 1.6;
}

/* ===== GRID DE LOGOS ===== */
.clientes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 30px;
  align-items: center;
}

/* Tarjeta de cada certificadora */
.cliente-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 25px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 140px;
  transition: all 0.3s ease;
  backdrop-filter: blur(6px);
}

/* Hover elegante */
.cliente-card:hover {
  transform: translateY(-6px);
  border-color: #38bdf8;
  box-shadow: 0 10px 30px rgba(56, 189, 248, 0.25);
}

/* Logos */
.cliente-card img {
  max-width: 100%;
  max-height: 80px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.9;
  transition: all 0.3s ease;
}

/* Logo a color en hover */
.cliente-card:hover img {
  filter: grayscale(0%);
  opacity: 1;
  transform: scale(1.05);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .casas-encabezado h2 {
    font-size: 1.9rem;
  }

  .cliente-card {
    height: 120px;
    padding: 20px;
  }

  .cliente-card img {
    max-height: 65px;
  }
}

/* ===== HEADER CERTIFICACIONES ===== */
.cert-header {
  max-width: 1200px;
  margin: 0 auto 40px;
  padding: 0 20px;
  text-align: center;
}

.cert-header h2 {
  font-size: 2.4rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 10px;
  letter-spacing: 0.4px;
}

.cert-header p {
  max-width: 720px;
  margin: 0 auto;
  font-size: 1.05rem;
  line-height: 1.6;
  color: #cbd5f5;
}

/* Responsive */
@media (max-width: 768px) {
  .cert-header h2 {
    font-size: 2rem;
  }
}

/* Área fija para la imagen (misma altura en todas las cards) */
.cert-card__thumb{
  height: 190px;              /* ajusta a 180-240 según tu diseño */
  overflow: hidden;
  border-radius: 18px 18px 0 0; /* si tu card es redondeada */
  position: relative;
}

/* Imagen sin deformarse */
.cert-card__thumb img{
  width: 100%;
  height: 100%;
  object-fit: cover;           /* recorta sin aplastar */
  object-position: center;     /* centra el recorte */
  display: block;
}

.cert-card{
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.cert-card__thumb{
  position: relative;
  height: 230px;          /* ⬅️ súbelo (antes estaba chico) */
  width: 100%;
  overflow: hidden;
  border-radius: 18px 18px 0 0;
}

.cert-card__thumb img{
  width: 100%;
  height: 100%;
  object-fit: cover;        /* mantiene proporción */
  object-position: center; /* enfoca el centro */
  display: block;
}

.cert-card__thumb::after{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.05),
    rgba(0,0,0,0.35)
  );
  pointer-events:none;
}

@media (max-width: 768px){
  .cert-card__thumb{
    height: 260px;
  }
}

/* 1) Dale más alto a la imagen */
.cert-card__thumb{
  height: clamp(220px, 22vw, 300px); /* se adapta a pantallas */
  overflow: hidden;
  position: relative;
  border-radius: 18px 18px 0 0;
}

/* 2) Menos recorte: usa cover pero baja el “zoom” */
.cert-card__thumb img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%; /* sube el enfoque (muestra más “arriba”) */
  display: block;
  transform: scale(1); /* por si tenías scale en hover o global */
}

.cert-grid{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  align-items: start;
}
@media (max-width: 1100px){
  .cert-grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 700px){
  .cert-grid{ grid-template-columns: 1fr; }
}

/* Evita que una card se expanda a varias columnas */
.cert-grid > .cert-card{
  grid-column: auto !important;
  grid-row: auto !important;
}
.cert-grid{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;

  /* 👇 ESTA ES LA CLAVE */
  grid-auto-flow: dense;
}
@media (max-width: 1100px){
  .cert-grid{
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 700px){
  .cert-grid{
    grid-template-columns: 1fr;
  }
}

.cert-card{
  align-self: stretch; /* o nada */
}

header{
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: 104px;

  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 14px;

  padding: 18px 26px;
  background: rgba(11,15,23,.65);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--stroke);
}

.logo{
  display:flex;
  align-items:center;
  gap: 10px;
}

.logo img{
  width: 92px;
  height: 92px;
  object-fit: contain;

  border-radius: 18px;
  padding: 12px;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--stroke);
}

/* Nav escritorio */
.nav{
  display:flex;
  gap: 14px;
  align-items:center;
  flex-wrap: wrap;
  justify-content:flex-end;
}
.nav a{
  text-decoration:none;
  color: var(--muted);
  font-size: 15px;
  padding: 12px 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: 180ms ease;
  white-space: nowrap;
}
.nav a:hover{
  color: var(--text);
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.12);
}
.nav a.active{
  color: var(--text);
  background: rgba(77,227,255,.16);
  border-color: rgba(77,227,255,.22);
}

/* Burger */
.burger{
  display:none;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  border: 1px solid var(--stroke);
  background: rgba(255,255,255,.05);
  cursor:pointer;

  align-items:center;
  justify-content:center;
}
.burger span{
  display:block;
  width: 22px;
  height: 2.4px;
  background: rgba(255,255,255,.90);
  border-radius: 999px;
  margin: 4px auto;
  transition: 180ms ease;
}

/* -------------------- Menú móvil (menu.js => nav-mobile--open) -------------------- */
.nav-mobile{ display:none; }

@media (max-width: 900px){
  .nav{ display:none !important; }
  .burger{ display:flex; }

  #nav-mobile{
    display:none !important;
    position: fixed;
    top: 110px;
    left: 16px;
    right: 16px;
    z-index: 9999;

    padding: 12px;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,.16);
    background: rgba(11,15,23,.88);
    backdrop-filter: blur(12px);
    box-shadow: 0 18px 60px rgba(0,0,0,.55);

    flex-direction: column;
    gap: 10px;
  }

  #nav-mobile.nav-mobile--open{
    display:flex !important;
  }

  #nav-mobile a{
    display:flex;
    justify-content:center;
    text-decoration:none;

    padding: 14px 14px;
    border-radius: 16px;

    color: rgba(255,255,255,.92);
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.12);

    transition: 180ms ease;
  }

  #nav-mobile a:hover{
    background: rgba(255,255,255,.09);
    border-color: rgba(77,227,255,.22);
  }
}

/* ================================
   HEADER UNIFICADO + ANIMACIÓN PILL
   (para certificaciones.html)
================================ */

/* HEADER fondo y altura */
.header{
  height: 95px;
  padding: 0 26px;
  display: flex;
  align-items: center;
  gap: 40px;

  background:
    radial-gradient(1200px 500px at 12% 50%, rgba(56,189,248,0.14), transparent 55%),
    radial-gradient(900px 450px at 78% 55%, rgba(99,102,241,0.14), transparent 55%),
    linear-gradient(90deg, #020617, #0b1224);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

/* Tarjeta del logo (izquierda) */
.logo{
  width: 92px;
  height: 74px;
  border-radius: 18px;
  display: grid;
  place-items: center;

  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 10px 30px rgba(0,0,0,0.35);
  backdrop-filter: blur(8px);
}

.logo img{
  width: 62px;
  height: auto;
  display: block;
}

/* Menú escritorio */
.nav-desktop{
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 44px;
}

/* Links base */
.nav-desktop a{
  position: relative;
  overflow: hidden;

  color: rgba(255,255,255,0.78);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.2px;
  padding: 10px 0;
  line-height: 1;
  border-radius: 999px;
  transition: 0.2s ease;
}

.nav-desktop a:hover{
  color: #fff;
}

/* ===== PILL ACTIVO (animado) ===== */
.nav-desktop a.active{
  color: #e9f7ff;
  padding: 12px 20px;

  background: rgba(56,189,248,0.18);
  border: 1px solid rgba(56,189,248,0.45);
  box-shadow:
    0 0 0 rgba(56,189,248,0),
    0 12px 28px rgba(56,189,248,0.18);

  animation: pill-enter 0.45s ease-out both;
}

/* Luz deslizante en hover */
.nav-desktop a::after{
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: linear-gradient(
    120deg,
    transparent 30%,
    rgba(255,255,255,0.25),
    transparent 70%
  );
  opacity: 0;
  transform: translateX(-120%);
  transition: all 0.45s ease;
  pointer-events: none;
}

.nav-desktop a:hover::after{
  opacity: 1;
  transform: translateX(0);
}

/* Animación de entrada del pill */
@keyframes pill-enter{
  from{
    opacity: 0;
    transform: translateY(6px) scale(0.96);
    box-shadow: 0 0 0 rgba(56,189,248,0);
  }
  to{
    opacity: 1;
    transform: translateY(0) scale(1);
    box-shadow: 0 12px 28px rgba(56,189,248,0.18);
  }
}

/* ===== Burger ===== */
.burger{
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.03);
  color: #fff;
}

.burger span{
  display: block;
  width: 22px;
  height: 2px;
  background: rgba(255,255,255,0.85);
  border-radius: 99px;
  margin: 3px 0;
}

/* ===== Menú móvil ===== */
.nav-mobile{
  display: none; /* lo abre tu JS */
  background: rgba(2,6,23,0.95);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding: 14px 18px;
}

.nav-mobile a{
  display: block;
  padding: 12px 10px;
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-weight: 600;
  border-radius: 12px;
}

.nav-mobile a:hover{
  background: rgba(255,255,255,0.06);
  color: #fff;
}

/* Si tu JS usa .open para mostrar menú */
.nav-mobile.open{ display: block; }

/* Responsive: oculta menú escritorio, muestra burger */
@media (max-width: 900px){
  .header{ padding: 0 18px; }
  .nav-desktop{ display: none; }
  .burger{ display: grid; place-items: center; margin-left: auto; }
}
.logo{
  width: 92px;
  height: 74px;
  display: grid;
  place-items: center;

  /* ❌ QUITAMOS tarjeta visual */
  background: none;
  border: none;
  box-shadow: none;
  backdrop-filter: none;
}

/* IMAGEN DEL LOGO */
.logo img{
  width: 72px;
  height: auto;
  display: block;
}