/* =========================================================
   NECORA Landing — 18-logos.css
   LOGO BAND — ULTRA PRO / UX / STABLE v5.0
   =========================================================
   ✅ Compatible con logo-band.php v3.1.0
   ✅ Neutraliza content-visibility problemático en esta sección
   ✅ Marquee más estable y suave
   ✅ Mejor UX móvil
   ✅ Surface premium más limpio
   ✅ Fallback texto elegante
   ✅ Hover fino sin cargar de más
   ✅ Reduced motion real
   ========================================================= */

/* =========================================================
   0) TOKENS / ROOT
   ========================================================= */
.nl-logoBand{
  --nlb-radius: clamp(20px, 2.2vw, 30px);
  --nlb-radius-sm: 16px;
  --nlb-pad-y: clamp(22px, 3.2vw, 34px);
  --nlb-track-pad-x: 18px;
  --nlb-track-pad-y: 14px;
  --nlb-gap: 16px;
  --nlb-item-min: 148px;
  --nlb-item-min-h: 64px;
  --nlb-logo-h: 28px;
  --nlb-logo-max: 148px;

  --nlb-surface:
    linear-gradient(180deg, rgba(255,255,255,.965), rgba(248,251,254,.94));

  --nlb-surface-2:
    linear-gradient(180deg, rgba(255,255,255,.90), rgba(250,252,255,.84));

  --nlb-line: rgba(15,23,42,.08);
  --nlb-line-2: rgba(15,23,42,.12);
  --nlb-line-3: rgba(20,150,212,.14);

  --nlb-text: #0f172a;
  --nlb-text-2: #5c6878;
  --nlb-text-3: #8a95a7;

  --nlb-accent: #1496d4;
  --nlb-accent-soft: rgba(20,150,212,.08);
  --nlb-accent-soft-2: rgba(20,150,212,.14);

  --nlb-shadow-xs: 0 6px 16px rgba(15,23,42,.035);
  --nlb-shadow-sm: 0 8px 20px rgba(15,23,42,.045);
  --nlb-shadow-md: 0 16px 40px rgba(15,23,42,.07);
  --nlb-shadow-lg: 0 22px 56px rgba(15,23,42,.09);

  position: relative;
  padding: var(--nlb-pad-y) 0;

  /* FIX importante:
     esta sección NO debe usar content-visibility auto
     porque estaba generando saltos/jumps al entrar al viewport */
  content-visibility: visible !important;
  contain-intrinsic-size: auto !important;
}

/* =========================================================
   1) HEAD
   ========================================================= */
.nl-logoBand__head{
  position: relative;
  z-index: 2;
  margin-bottom: 14px;
  max-width: 72ch;
}

.nl-logoBand__kicker{
  margin: 0 0 8px;
  font-weight: 900;
  letter-spacing: .16em;
  text-transform: uppercase;
  font-size: 11px;
  line-height: 1.1;
  color: rgba(15,23,42,.50);
}

.nl-logoBand__title{
  margin: 0 0 6px;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.03;
  letter-spacing: -.04em;
  font-weight: 980;
  color: var(--nlb-text);
  text-wrap: balance;
}

.nl-logoBand__sub{
  margin: 0;
  max-width: 58ch;
  font-size: 14px;
  line-height: 1.55;
  color: var(--nlb-text-2);
  text-wrap: pretty;
}

/* =========================================================
   2) SURFACE
   ========================================================= */
.nl-logoBand__surface{
  position: relative;
  overflow: hidden;
  isolation: isolate;
  border-radius: calc(var(--nlb-radius) + 2px);
  border: 1px solid var(--nlb-line);
  background:
    radial-gradient(980px 260px at 12% 0%, rgba(20,150,212,.08), transparent 58%),
    radial-gradient(420px 180px at 100% 0%, rgba(255,255,255,.24), transparent 60%),
    var(--nlb-surface);
  box-shadow:
    var(--nlb-shadow-lg),
    inset 0 1px 0 rgba(255,255,255,.62);
  transform: translateZ(0);
}

.nl-logoBand__surface::before{
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(255,255,255,.22), transparent 24%);
}

.nl-logoBand__surface::after{
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  pointer-events: none;
  z-index: 1;
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,.18);
}

/* =========================================================
   3) EDGE FADES
   ========================================================= */
.nl-logoBand__fade{
  position: absolute;
  top: 0;
  bottom: 0;
  width: 88px;
  z-index: 4;
  pointer-events: none;
}

.nl-logoBand__fade--start{
  left: 0;
  background: linear-gradient(90deg, rgba(255,255,255,.985), rgba(255,255,255,0));
}

.nl-logoBand__fade--end{
  right: 0;
  background: linear-gradient(270deg, rgba(255,255,255,.985), rgba(255,255,255,0));
}

/* =========================================================
   4) MARQUEE SHELL
   ========================================================= */
.nl-marquee{
  position: relative;
  z-index: 2;
  overflow: hidden;
  touch-action: pan-y;
  overscroll-behavior-x: contain;
  -webkit-tap-highlight-color: transparent;
}

.nl-marquee__inner{
  display: flex;
  align-items: center;
  width: max-content;
  min-width: max-content;
  will-change: transform;
  transform: translate3d(0,0,0);
  backface-visibility: hidden;
  animation: nl-marquee-move var(--nl-marqueeDur, 22s) linear infinite;
}

.nl-marquee__track{
  display: flex;
  align-items: center;
  gap: var(--nlb-gap);
  padding: var(--nlb-track-pad-y) var(--nlb-track-pad-x);
  flex: 0 0 auto;
}

.nl-marquee__track.is-clone{
  opacity: 1;
}

/* pausa solo donde tenga sentido */
@media (hover:hover) and (pointer:fine){
  .nl-marquee:not(.no-hover-pause):hover .nl-marquee__inner{
    animation-play-state: paused;
  }
}

/* =========================================================
   5) ITEMS
   ========================================================= */
.nl-marquee__item{
  position: relative;
  min-width: var(--nlb-item-min);
  min-height: var(--nlb-item-min-h);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  padding: 10px 16px;
  border-radius: 18px;
  border: 1px solid transparent;
  background: transparent;
  opacity: .985;
  transform: translateZ(0);
  transition:
    transform .18s ease,
    background-color .18s ease,
    border-color .18s ease,
    box-shadow .18s ease,
    opacity .18s ease;
}

.nl-marquee__item.has-logo{
  background:
    linear-gradient(180deg, rgba(255,255,255,.24), rgba(255,255,255,.16));
  border-color: rgba(255,255,255,.20);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.28);
}

.nl-marquee__item.is-text,
.nl-marquee__item.is-broken{
  min-width: auto;
  min-height: auto;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

/* Hover fino premium */
@media (hover:hover) and (pointer:fine){
  .nl-marquee__item.has-logo:hover{
    transform: translateY(-1px);
    background:
      linear-gradient(180deg, rgba(255,255,255,.34), rgba(255,255,255,.24));
    border-color: var(--nlb-line-3);
    box-shadow:
      0 10px 24px rgba(15,23,42,.05),
      inset 0 1px 0 rgba(255,255,255,.38);
  }
}

/* =========================================================
   6) LOGOS
   ========================================================= */
.nl-marquee__logo{
  width: auto;
  height: var(--nlb-logo-h);
  max-height: var(--nlb-logo-h);
  max-width: var(--nlb-logo-max);
  display: block;
  object-fit: contain;
  object-position: center;
  user-select: none;
  -webkit-user-drag: none;
  pointer-events: none;

  /* más limpio y premium que el anterior */
  filter:
    grayscale(1)
    contrast(1.16)
    brightness(.30);

  opacity: .95;
  transform: translateZ(0);
  transition:
    transform .18s ease,
    opacity .18s ease,
    filter .18s ease;
}

@media (hover:hover) and (pointer:fine){
  .nl-marquee__item.has-logo:hover .nl-marquee__logo{
    opacity: 1;
    transform: translateY(-1px);
    filter:
      grayscale(1)
      contrast(1.2)
      brightness(.22);
  }
}

/* =========================================================
   7) FALLBACK TEXT
   ========================================================= */
.nl-marquee__text{
  display: none;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--nlb-line);
  background: var(--nlb-surface-2);
  color: rgba(15,23,42,.84);
  font-size: 12px;
  line-height: 1;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
  white-space: nowrap;
  box-shadow: var(--nlb-shadow-sm);
}

.nl-marquee__item.is-text .nl-marquee__text,
.nl-marquee__item.is-broken .nl-marquee__text{
  display: inline-flex;
}

.nl-marquee__item.is-text .nl-marquee__logo,
.nl-marquee__item.is-broken .nl-marquee__logo{
  display: none;
}

/* =========================================================
   8) BRAND TWEAKS
   ========================================================= */
.nl-marquee__item[data-brand="iphone"] .nl-marquee__logo{
  max-width: 126px;
}

.nl-marquee__item[data-brand="samsung"] .nl-marquee__logo{
  max-width: 150px;
}

.nl-marquee__item[data-brand="motorola"] .nl-marquee__logo{
  max-width: 132px;
}

.nl-marquee__item[data-brand="pixel"] .nl-marquee__logo{
  max-width: 144px;
}

.nl-marquee__item[data-brand="honor"] .nl-marquee__logo{
  max-width: 126px;
}

.nl-marquee__item[data-brand="xiaomi"] .nl-marquee__logo{
  max-width: 132px;
}

.nl-marquee__item[data-brand="oppo"] .nl-marquee__logo{
  max-width: 120px;
}

/* =========================================================
   9) ANIMATION
   ========================================================= */
@keyframes nl-marquee-move{
  from{ transform: translate3d(0,0,0); }
  to{ transform: translate3d(-50%,0,0); }
}

/* =========================================================
   10) REDUCED MOTION
   ========================================================= */
@media (prefers-reduced-motion: reduce){
  .nl-logoBand__fade{
    display: none;
  }

  .nl-marquee{
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: thin;
    scrollbar-color: rgba(20,150,212,.20) transparent;
  }

  .nl-marquee__inner{
    width: auto;
    min-width: max-content;
    animation: none;
  }

  .nl-marquee__track{
    scroll-snap-type: x proximity;
  }

  .nl-marquee__item{
    scroll-snap-align: start;
  }
}

/* =========================================================
   11) TABLET / MOBILE
   ========================================================= */
@media (max-width: 640px){
  .nl-logoBand{
    --nlb-gap: 12px;
    --nlb-track-pad-x: 12px;
    --nlb-track-pad-y: 12px;
    --nlb-item-min: 126px;
    --nlb-item-min-h: 56px;
    --nlb-logo-h: 24px;
    --nlb-logo-max: 124px;
    padding: 20px 0;
  }

  .nl-logoBand__head{
    margin-bottom: 12px;
  }

  .nl-logoBand__kicker{
    margin-bottom: 7px;
    font-size: 10px;
  }

  .nl-logoBand__title{
    font-size: clamp(22px, 6.8vw, 30px);
  }

  .nl-logoBand__sub{
    font-size: 13px;
    line-height: 1.5;
  }

  .nl-logoBand__fade{
    width: 52px;
  }

  .nl-marquee__item{
    padding: 8px 12px;
    border-radius: 16px;
  }

  .nl-marquee__text{
    min-height: 36px;
    padding: 0 12px;
    font-size: 11px;
  }
}

@media (max-width: 420px){
  .nl-logoBand{
    --nlb-gap: 10px;
    --nlb-track-pad-x: 10px;
    --nlb-track-pad-y: 10px;
    --nlb-item-min: 114px;
    --nlb-item-min-h: 52px;
    --nlb-logo-h: 22px;
    --nlb-logo-max: 112px;
  }

  .nl-logoBand__surface{
    border-radius: 22px;
  }

  .nl-logoBand__fade{
    width: 38px;
  }

  .nl-marquee__item{
    padding: 7px 10px;
    border-radius: 14px;
  }
}

/* =========================================================
   12) TINY DEVICES
   ========================================================= */
@media (max-width: 340px){
  .nl-logoBand{
    --nlb-gap: 8px;
    --nlb-item-min: 104px;
    --nlb-item-min-h: 48px;
    --nlb-logo-h: 20px;
    --nlb-logo-max: 100px;
  }

  .nl-logoBand__title{
    font-size: clamp(20px, 8vw, 24px);
  }

  .nl-logoBand__sub{
    font-size: 12px;
  }

  .nl-logoBand__fade{
    width: 28px;
  }
}