/* ====================================================================
   ECOSISTEMAS.CSS — THINKCHIP
   Componentes de las páginas de ecosistema de marca.
   ────────────────────────────────────────────────────────────────────
   1.1  Overrides tipográficos para artículos de guía (.guia-articulo)
   1.2  Sistema TC editorial (tc-card, tc-grid, tc-pill, tc-list)
   7.0  Ecosistema Apple (c-hero-title, c-pillars, c-pillar-card)
   7.1  Guía de Compra Editorial (.c-buying-guide)
   8.0  Pro Tip
   9.0  Ecosistema Beats (c-speaker-card, c-beats-grid)
   9.2  Duelo de Productos (.c-duel-card)
   9.3  Títulos y Divisores
   10.0 Ecosistema Samsung (scan, typographic, glass)
   10.1 Pilares Samsung
   11.0 Utilidades (.u-lead, .seccion-animada)
   12.0 Ecosistema Google (c-hero--google, pillar-card--google)
        Hero Google · Tarjetas Tipográficas Google · c-savings-section
==================================================================== */

/* ====================================================================
   1.1 - Overrides Tipográficos para Artículos de Guía
==================================================================== */
body { background: linear-gradient(180deg, var(--bg), var(--bg-2)); }
.guia-articulo h1 { font-size: clamp(2.2rem, 4vw, 3rem); letter-spacing: .02em; }
.guia-articulo h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); margin: 1.6rem 0 .9rem; }
.guia-articulo h3 { font-size: 1.2rem; margin: .4rem 0; }
.guia-articulo p  { line-height: 1.6; color: var(--color-texto-secundario); }

/* ====================================================================
   1.2 - Sistema TC Editorial (tc-card, tc-grid, tc-pill, tc-list)
==================================================================== */
.tc-grid-2,.tc-grid-3,.tc-grid-4 { display: grid; gap: var(--gap); }
.tc-grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.tc-grid-3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.tc-grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.tc-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 1.2rem 1.3rem;
  box-shadow: var(--shadow);
  position: relative;
}
.tc-card[data-accent="blue"]   { border-left: 4px solid var(--brand); }
.tc-card[data-accent="green"]  { border-left: 4px solid var(--ok); }
.tc-card[data-accent="purple"] { border-left: 4px solid #a78bfa; }
.tc-card[data-accent="orange"] { border-left: 4px solid var(--warn); }
.tc-pills { display: flex; gap: .5rem; flex-wrap: wrap; margin: .4rem 0; }
.tc-pill { border: 1px solid var(--border); border-radius: 999px; padding: .25rem .6rem; font-size: .75rem; opacity: .9; }
.tc-pill--blue   { border-color: rgba(46,167,255,.6); color: #bfe3ff; }
.tc-pill--green  { border-color: rgba(43,208,123,.6); color: #bff3d8; }
.tc-pill--purple { border-color: rgba(167,139,250,.6); color: #e3d9ff; }
.tc-list { margin: .4rem 0; padding-left: 1.1rem; }
.tc-list.tc-yes li::marker { content: "✓ "; }
.tc-list.tc-no  li::marker { content: "✗ "; }
.tc-section { margin-block: 2.2rem; }
.tc-muted { color: var(--muted); font-size: .96rem; }

/* ====================================================================
   7.0 - Ecosistema Apple
==================================================================== */
.c-hero-title {
  font-family: var(--fuente-logos);
  font-weight: 700;
  color: transparent;
  background-clip: text;
  -webkit-background-clip: text;
  font-size: clamp(2.5rem, 12vw, 4rem);
  letter-spacing: clamp(0.1rem, 1vw, 0.3rem);
}
.c-hero-title--apple {
  background-image: linear-gradient(45deg, #ffffff, var(--color-marca-apple));
  text-shadow: 0 0 25px hsla(45, 56%, 52%, 0.5);
}
.c-titulo-seccion--con-lineas {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 2.8rem; 
  padding-bottom: 25px;
  color: var(--gris-200);
  text-shadow: 0 0 10px hsla(0, 0%, 100%, 0.1);
  margin: 4rem 0 3rem 0;
}
.c-titulo-seccion--con-lineas::before,
.c-titulo-seccion--con-lineas::after {
  content: '';
  flex-grow: 1; 
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-borde), transparent);
}
.c-titulo-seccion {
  text-align: center;
  margin-bottom: 4rem;
  margin-top: 4rem; 
  padding-top: 4rem;
  font-family: var(--fuente-prueba);   
  font-weight: 500;
  font-size: clamp(1.6rem, 6vw, 2.5rem);
  letter-spacing: 0.1rem;
  color: #E0E0E7;
}
.c-titulo-seccion:first-of-type { margin-top: 0; }

.c-pillars-container { padding: 3rem 0; }
.c-pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.6rem;
  max-width: 1120px;
  margin: 1.8rem auto 0 auto;
}
.c-pillar-card {
  background-color: hsla(229, 38%, 24%, 0.65);
  border: 1px solid rgba(132, 153, 182, 0.3);
  border-radius: 16px;
  padding: 1.8rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform 0.36s ease, border-color 0.36s ease, box-shadow 0.36s ease;
  align-items: center;
  display: flex;
  flex-direction: column;
}
.c-pillar-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-marca-apple);
}
.guia-articulo .c-pillar-card h3 { min-height: 2.6em; display: flex; align-items: center; justify-content: center; }
.c-pillar-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: radial-gradient(circle at var(--mouse-x) var(--mouse-y), hsla(45, 56%, 52%, 0.15) 0%, transparent 40%);
  opacity: 0;
  transition: opacity 0.4s ease;
}
.c-pillar-card:hover::before { opacity: 1; }
.c-pillar-card:hover .c-pillar-card__icon,
.c-pillar-card:hover h3 { color: var(--color-marca-apple); }
.c-pillar-card__icon, .c-pillar-card h3 {
  color: var(--color-texto-principal);
  transition: color 0.4s ease;
  position: relative; 
  z-index: 2;
}
.c-pillar-card p { color: var(--color-texto-secundario); line-height: 1.6; font-size: 1rem; text-align: center; font-weight: 500; letter-spacing: 0.03rem; }
.c-pillar-card__icon { width: 50px; height: 50px; margin-bottom: 0; }
.c-pillar-card__text-content { flex-grow: 1; display: flex; flex-direction: column; }
.c-pillar-card h3 {
  font-family: var(--fuente-logos);
  font-size: 1.25rem;
  font-weight: 800;
  line-height: 1.3;
  margin: 0 0 .85rem 0;
  color: var(--color-texto-principal);
  letter-spacing: .04em;
  text-transform: uppercase;
  position: relative;
  display: inline-block;
  transition: color .25s ease, text-shadow .25s ease, transform .25s ease;
}
.c-pillar-card h3::after {
  content: "";
  position: absolute;
  left: 0; bottom: -4px;
  width: 0%; height: 2px;
  border-radius: 2px;
  transition: width .28s ease;
}

/* Variantes Apple */
.c-pillars-container--apple .c-pillar-card { background-color: hsla(217, 96%, 53%, 0.05); }
.c-pillars-container--apple .c-pillar-card__icon { color: #f5c542; }
.c-pillars-container--apple .c-pillar-card:hover .c-pillar-card__icon { color: #f5c542; }
.c-pillars-container--apple .c-pillar-card:hover h3 {
  color: var(--color-marca-apple, #f5c542);
  text-shadow: 0 0 6px color-mix(in srgb, var(--color-marca-apple, #f5c542) 40%, transparent);
}
.c-pillars-container--apple .c-pillar-card:hover h3::after {
  width: 100%;
  background: linear-gradient(90deg, var(--color-marca-apple, #f5c542), var(--color-marca-apple-light, #ffe178));
}
@media (prefers-reduced-motion: reduce){
  .c-pillar-card h3::after { transition: none; }
  .c-pillar-card:hover h3 { text-shadow: none; }
}

.c-pro-tip {
    background-color: hsla(217, 96%, 53%, 0.1);
    border-left: 4px solid var(--color-marca-samsung);
    padding: 1.5rem 2rem;
    margin: 3rem auto;
    max-width: 800px;
    border-radius: 0 8px 8px 0;
}
.c-pro-tip p { margin: 0; }

/* ====================================================================
   7.1 - Guía de Compra Editorial (.c-buying-guide)
==================================================================== */
.c-buying-guide { margin: 2rem 0 3rem; }
.c-buying-guide__shell {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 1.75rem;
  border-radius: 16px;
  border: 1px solid var(--color-borde);
  background: linear-gradient(165deg, hsla(217, 96%, 53%, 0.06) 0%, hsla(0, 0%, 100%, 0.02) 45%, hsla(217, 96%, 53%, 0.04) 100%);
  box-shadow: 0 12px 40px -20px hsla(0, 0%, 0%, 0.45);
}
.c-buying-guide__heading {
  font-family: var(--fuente-prueba);
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 0 0 0.75rem;
  color: #e8eaf0;
  line-height: 1.35;
}
.c-buying-guide__lead { margin: 0 0 1rem; font-size: 0.95rem; line-height: 1.55; color: var(--color-texto-secundario); }
.c-buying-guide__chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem 0.6rem; }
.c-buying-guide__chips li { margin: 0; }
.c-buying-guide__chip {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: 999px;
  border: 1px solid hsla(217, 96%, 53%, 0.35);
  background: hsla(217, 96%, 53%, 0.1);
  color: #dbeafe;
}
.c-buying-guide__common { margin-bottom: 1.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid hsla(0, 0%, 100%, 0.08); }
.c-buying-guide__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem 1.25rem; }
.c-buying-guide__card {
  margin: 0;
  padding: 1.1rem 1.15rem 1.2rem;
  border-radius: 12px;
  border: 1px solid hsla(0, 0%, 100%, 0.08);
  background: hsla(0, 0%, 100%, 0.03);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.c-buying-guide__card:hover { border-color: hsla(217, 96%, 53%, 0.45); box-shadow: 0 8px 24px -12px hsla(217, 96%, 53%, 0.35); }
.c-buying-guide__card .c-buying-guide__heading { margin-bottom: 0.65rem; font-size: 0.95rem; }
.c-buying-guide__list { margin: 0; padding: 0 0 0 1.15rem; color: var(--color-texto-secundario); font-size: 0.9rem; line-height: 1.55; }
.c-buying-guide__list li { margin-bottom: 0.45rem; }
.c-buying-guide__list li:last-child { margin-bottom: 0; }
.c-buying-guide__list strong { color: var(--color-texto-principal); font-weight: 700; }

/* ====================================================================
   10.1 - Pilares Samsung
==================================================================== */
.c-pillars-container--samsung .c-pillar-card {
  background-color: hsla(217, 96%, 53%, 0.05);
  border: 1px solid var(--color-borde);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s ease, border-color 0.4s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.c-pillars-container--samsung .c-pillar-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: radial-gradient(circle at var(--mouse-x) var(--mouse-y), hsla(217, 96%, 53%, 0.15) 0%, transparent 40%);
  opacity: 0;
  transition: opacity 0.4s ease;
}
.c-pillars-container--samsung .c-pillar-card:hover { transform: translateY(-8px); border-color: var(--color-marca-samsung); }
.c-pillars-container--samsung .c-pillar-card:hover::before { opacity: 1; }
.c-pillars-container--samsung .c-pillar-card:hover h3 { color: var(--color-marca-samsung); }
.c-pillars-container--samsung .c-pillar-card__icon {
  width: 56px; height: 56px;
  margin: 0 auto 1rem auto;
  background: linear-gradient(135deg, #2563eb, #68a9f9);
  -webkit-mask: var(--icon) no-repeat center / contain;
  mask: var(--icon) no-repeat center / contain;
}
.c-pillars-container--samsung .c-pillar-card h3 { font-family: var(--fuente-logos); font-size: 1.2rem; font-weight: 600; margin-bottom: 0.75rem; color: var(--color-texto-principal); transition: color 0.4s ease; }
.c-pillars-container--samsung .c-pillar-card p { color: var(--color-texto-secundario); font-size: 1rem; line-height: 1.6; text-align: center; }
.c-pillars-container--samsung .c-pillar-card:hover h3 {
  color: var(--color-marca-samsung, #3b82f6);
  text-shadow: 0 0 6px color-mix(in srgb, var(--color-marca-samsung, #3b82f6) 40%, transparent);
}
.c-pillars-container--samsung .c-pillar-card:hover h3::after {
  width: 100%;
  background: linear-gradient(90deg, var(--color-marca-samsung, #3b82f6), var(--color-marca-samsung-light, #60a5fa));
}

/* SVG Data URI icons Samsung */
.c-pillars-container--samsung .c-pillar-card:nth-child(1) .c-pillar-card__icon {
  --icon: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><rect x="6" y="2" width="12" height="20" rx="2" ry="2"/><circle cx="12" cy="18" r="1.5"/></svg>');
}
.c-pillars-container--samsung .c-pillar-card:nth-child(2) .c-pillar-card__icon {
  --icon: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><rect x="2" y="3" width="20" height="14" rx="2"/><rect x="7" y="19" width="10" height="2"/></svg>');
}
.c-pillars-container--samsung .c-pillar-card:nth-child(3) .c-pillar-card__icon {
  --icon: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M3 5h18v11H3z"/><path d="M2 19h20v2H2z"/></svg>');
}
.c-pillars-container--samsung .c-pillar-card:nth-child(4) .c-pillar-card__icon {
  --icon: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M7 8a5 5 0 0 1 10 0v8a5 5 0 0 1-10 0V8z"/><rect x="2" y="10" width="3" height="8" rx="1"/><rect x="19" y="10" width="3" height="8" rx="1"/></svg>');
}

/* ====================================================================
   10.0 - Ecosistema Samsung (scan, typographic cards, glass cards)
==================================================================== */
.c-hero-title--samsung {
  background-image: linear-gradient(45deg, #ffffff, var(--color-marca-samsung));
  text-shadow: 0 0 25px hsla(217, 96%, 53%, 0.5);
}
.c-divider--samsung {
  background: linear-gradient(to right, transparent, var(--color-marca-samsung) 50%, transparent);
}
.c-scan-animation-container {
  padding: 10vh 0;
  text-align: center;
  position: relative;
  overflow: hidden; 
}
.c-scan-animation-container h3 { font-size: 3.5rem; font-family: var(--fuente-logos); color: var(--color-texto-principal); margin: 0.5rem 0; }
.c-scan-line {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: var(--color-marca-samsung);
  box-shadow: 0 0 15px 3px var(--color-marca-samsung);
}
.c-samsung-grid-title {
  text-align: center;
  margin-bottom: 5rem;
  margin-top: 0;
  opacity: 0;
  font-family: var(--fuente-logos);
  font-size: 3.5rem;
  font-weight: 700;
  background: linear-gradient(45deg, #ffffff, var(--color-marca-samsung));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 25px hsla(217, 96%, 53%, 0.5);
}
.c-final-title-samsung {
  font-family: var(--fuente-logos);
  font-size: 2.7rem;
  text-align: center;
  font-weight: 500;
  letter-spacing: 0.14rem;
  background: linear-gradient(180deg, #E0E0E0, #a9d7ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 20px hsla(217, 96%, 53%, 0.4);
  position: absolute;
  opacity: 0;
}
.c-typographic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.c-typographic-card {
  background-color: hsla(213, 22%, 15%, 0.15);
  border: 1px solid hsla(0, 0%, 100%, 0.1);
  border-radius: 16px;
  height: 250px;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s ease;
}
.c-typographic-card span {
  font-family: var(--fuente-logos);
  font-size: 2.2rem;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px hsla(0, 0%, 100%, 0.4);
  transition: color 0.4s ease-out;
}
.c-typographic-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: linear-gradient(110deg, transparent 30%, var(--color-marca-samsung) 50%, transparent 70%);
  transform: translateX(-100%);
  transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}
.c-typographic-card:hover { border-color: var(--color-marca-samsung); }
.c-typographic-card:hover::before { transform: translateX(100%); }
.c-typographic-card:hover span { color: white; transition-delay: 0.1s; }
.c-typographic-card.is-disabled { cursor: not-allowed; pointer-events: none; }
.c-typographic-card.is-disabled span { color: var(--color-borde); -webkit-text-stroke-color: var(--color-borde); font-size: 1.7rem; }
.c-glass-card {
  height: 350px;
  border-radius: 16px;
  text-decoration: none;
  color: var(--color-texto-principal);
  background: hsla(213, 22%, 15%, 0.25);
  backdrop-filter: blur(10px);
  border: 1px solid hsla(0, 0%, 100%, 0.1);
  position: relative;
  overflow: hidden;
  transition: border-color 0.4s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}
.c-glass-card:hover { border-color: var(--color-marca-samsung); }
.c-glass-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at var(--mouse-x) var(--mouse-y), hsla(217, 96%, 53%, 0.2) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.4s ease;
}
.c-glass-card:hover::before { opacity: 1; }
.c-glass-card img { max-height: 60%; max-width: 80%; position: relative; z-index: 2; transition: transform 0.4s ease; }
.c-glass-card:hover img { transform: scale(1.05); }
.c-glass-card span { font-family: var(--fuente-logos); font-size: 1.5rem; position: relative; z-index: 2; }

/* ====================================================================
   9.0 / 9.1 - Ecosistema Beats (hero title, divisores, beats grid)
==================================================================== */
.c-hero-title--beats {
  background-image: linear-gradient(130deg, rgba(255,255,255,0.22), rgba(220,26,40,0.22));
  color: #ffffff;
  text-shadow: none;
}
.c-divider {
  border: 0;
  height: 1px;
  opacity: 0.3;
  margin: 3.5rem auto;
  width: 70%;
}
.c-divider--apple {
  background: linear-gradient(to right, transparent, var(--color-marca-apple) 50%, transparent);
}
.c-beats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  max-width: 1100px;
  margin: 4rem auto;
}
.c-speaker-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    aspect-ratio: 1 / 1;
    border-radius: 15px;
    background-color: linear-gradient(180deg, rgba(10,15,25,0.92), rgba(28, 35, 49, 0.92));
    border: 1px solid rgba(235, 46, 55, 0.35);
    text-decoration: none;
    overflow: hidden;
    transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}
.c-speaker-card__ripple { display: none; }
.c-speaker-card__grid {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-image: radial-gradient(rgba(255,255,255,0.08) 1px, transparent 7px);
    background-size: 14px 14px;
    opacity: 0.25;
    transition: opacity 0.3s ease;
    z-index: 2;
}
.c-speaker-card__content { position: relative; z-index: 3; text-align: center; color: #f3f8ff; transition: transform 0.28s ease; }
.c-speaker-card__cta {
  display: inline-block;
  margin-top: 0.8rem;
  padding: 0.35rem 0.7rem;
  border-radius: 8px;
  background: linear-gradient(90deg, rgba(220,26,40,0.95), rgba(200,30,36,0.9));
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: 0 6px 14px rgba(220,26,40,0.16);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.c-speaker-card__cta:hover { transform: translateY(-3px); box-shadow: 0 10px 26px rgba(220,26,40,0.20); }
.c-speaker-card:hover .c-speaker-card__title,
.c-speaker-card:hover .product-name { color: var(--color-marca-beats); font-weight: 700; text-shadow: none; letter-spacing: 0.06rem; }
.c-speaker-card__title { font-family: var(--fuente-titulos); font-size: 1.6rem; margin: 0.35rem 0 0 0; }
.c-speaker-card .product-name { display: block; font-size: 0.95rem; color: var(--gris-300); }
.c-speaker-card:hover { border-color: rgba(220, 26, 40, 0.7); box-shadow: 0 12px 30px rgba(8, 12, 21, 0.36); transform: translateY(-4px); }
.c-speaker-card:hover .c-speaker-card__grid { opacity: 0.45; }
.c-speaker-card:hover .c-speaker-card__content { transform: translateY(-5px); }

/* ====================================================================
   9.2 - Duelo de Productos (.c-duel-card)
==================================================================== */
.c-duel-container { padding: 4rem 0; }
.c-duel-container .c-titulo-seccion--con-lineas { margin-top: 0; }
.c-duel-grid { display: grid; grid-template-columns: 1fr auto 1fr; align-items: stretch; gap: 2rem; }
.c-duel-card {
  background-color: hsla(0, 0%, 100%, 0.03);
  border: 1px solid var(--color-borde);
  border-radius: 16px;
  padding: 2.5rem;
  text-align: left;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  gap: 2rem; 
}
.c-duel-card:hover { transform: translateY(-8px); border-color: var(--color-marca-beats); box-shadow: 0 10px 30px hsla(355, 78%, 46%, 0.1); }
.c-duel-card__title { font-family: var(--fuente-titulos); font-size: 1.8rem; text-align: center; margin: 0 0 0.5rem 0; color: var(--color-texto-principal); }
.c-duel-feature-block__header { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.c-duel-feature-block__icon { font-size: 1.5rem; color: var(--color-texto-secundario); transition: color 0.3s ease; }
.c-duel-feature-block__title { font-size: 1rem; text-transform: uppercase; letter-spacing: 1.5px; margin: 0; color: var(--color-texto-principal); font-family: var(--fuente-principal); }
.c-duel-feature-block__list { list-style: none; padding-left: 0; margin: 0; color: var(--color-texto-secundario); font-size: 0.95rem; line-height: 1.7; }
.c-duel-feature-block__list li { padding-left: 1.5rem; position: relative; margin-bottom: 0.5rem; }
.c-duel-feature-block__list li::before { content: '•'; position: absolute; left: 0; color: var(--color-marca-beats); opacity: 0.5; }
.c-duel-verdict { margin-top: auto; padding-top: 1.5rem; border-top: 1px solid var(--color-borde); }
.c-duel-verdict p { font-size: 0.95rem; line-height: 1.7; color: var(--color-texto-secundario); }
.c-duel-card:hover .c-duel-feature-block__icon,
.c-duel-card:hover .c-duel-feature-block__title { color: var(--color-marca-beats); }
.c-duel-separator { display: flex; align-items: center; justify-content: center; font-size: 2.5rem; font-weight: 700; font-family: var(--fuente-titulos); color: var(--color-borde); }
@media (max-width: 767.98px) {
    .c-duel-grid { grid-template-columns: 1fr; gap: 2rem; }
    .c-duel-separator { display: none; }
}

/* ====================================================================
   11.0 - Utilidades (.u-lead, .seccion-animada, blobs de fondo)
==================================================================== */
.u-lead {
  text-align: center;
  max-width: 800px;
  margin: -1rem auto 2rem;
  color: var(--color-texto-secundario);
}
.seccion-animada {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.seccion-animada.visible {
  opacity: 1;
  transform: translateY(0);
}
@keyframes fadeInRow {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
.animar-filas tbody tr {
  animation: fadeInRow 0.5s ease-out forwards;
}
.blob-container {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100vh;
  z-index: -1;
  overflow: hidden;
}
.blob { position: absolute; border-radius: 50%; opacity: 0.15; filter: blur(100px); }
.blob1 { width: 500px; height: 500px; background: var(--color-acento); top: -150px; left: -150px; }
.blob2 { width: 400px; height: 400px; background: var(--color-marca-apple); bottom: -100px; right: -100px; }
.blob3 { width: 300px; height: 300px; background: var(--color-marca-beats); top: 50%; left: 40%; }
.blob4 { width: 500px; height: 200px; background: var(--color-beats-magenta); bottom: 170px; left: 100px; }

/* ====================================================================
   12.0 - Ecosistema Google
==================================================================== */
.c-hero--google {
  margin: 1rem 0 2rem;
  padding: 2.5rem 1.5rem;
  border: 1px solid var(--color-borde);
  border-radius: 16px;
  background:
    radial-gradient(80% 120% at 10% 0%, rgba(66,133,244,.08), transparent 60%),
    radial-gradient(80% 120% at 90% 0%, rgba(234,67,53,.08), transparent 60%);
  text-align: center;
}
.c-hero__title { font-family: var(--fuente-logos); font-size: clamp(1.6rem, 4vw, 2.6rem); margin: 0 0 .25rem; letter-spacing: 0rem; }
.c-hero__subtitle { color: var(--color-texto-secundario); margin: 0; }
.c-hero__title .g-blue   { color: var(--color-marca-google-blue); }
.c-hero__title .g-red    { color: var(--color-marca-google-red); }
.c-hero__title .g-yellow { color: var(--color-marca-google-yellow); }
.c-hero__title .g-green  { color: var(--color-marca-google-green); }
.c-hero-title--google {
  background-image: linear-gradient(90deg, 
    var(--color-marca-google-blue), 
    var(--color-marca-google-red), 
    var(--color-marca-google-yellow), 
    var(--color-marca-google-green)
  );
}
.c-divider--google {
  background: linear-gradient(to right, 
    transparent, 
    var(--color-marca-google-blue) 25%, 
    var(--color-marca-google-red) 50%, 
    var(--color-marca-google-green) 75%, 
    transparent
  );
  height: 2px;
  opacity: .7;
}
.c-pillar-card--google:hover { transform: translateY(-8px); }
.c-pillar-card--google:nth-child(1):hover { border-color: var(--color-marca-google-blue); }
.c-pillar-card--google:nth-child(1):hover .c-pillar-card__icon,
.c-pillar-card--google:nth-child(1):hover h3 { color: var(--color-marca-google-blue); }
.c-pillar-card--google:nth-child(2):hover { border-color: var(--color-marca-google-red); }
.c-pillar-card--google:nth-child(2):hover .c-pillar-card__icon,
.c-pillar-card--google:nth-child(2):hover h3 { color: var(--color-marca-google-red); }
.c-pillar-card--google:nth-child(3):hover { border-color: var(--color-marca-google-yellow); }
.c-pillar-card--google:nth-child(3):hover .c-pillar-card__icon,
.c-pillar-card--google:nth-child(3):hover h3 { color: var(--color-marca-google-yellow); }
.c-pillar-card--google:nth-child(4):hover { border-color: var(--color-marca-google-green); }
.c-pillar-card--google:nth-child(4):hover .c-pillar-card__icon,
.c-pillar-card--google:nth-child(4):hover h3 { color: var(--color-marca-google-green); }
.c-typographic-card--google:hover { border-color: var(--color-marca-google-blue); }
.c-typographic-card--google:hover::before { background: linear-gradient(110deg, transparent 30%, var(--color-marca-google-blue) 50%, transparent 70%); }
.c-savings-section { text-align: center; }