/**
 * home-brands.css — Infinite Dual-Row Brand Marquee.
 * Top row: Left-to-right continuous marquee.
 * Bottom row: Right-to-left continuous marquee.
 * Driven dynamically by frontend/assets/data/brands.json.
 */

.brands,
#brands {
  background-color: var(--color-bg-primary);
  padding-top: var(--space-10);
  padding-bottom: var(--space-14);
  overflow: hidden;
  position: relative;
  z-index: 1;
  scroll-margin-top: 100px;
}

.brands .container--wide {
  max-width: var(--container-max-width);
  padding-inline: var(--container-padding);
  margin-inline: auto;
}

/* ── Section Header ── */
.brands__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-6);
}

.brands__header .section__eyebrow {
  margin-bottom: 0;
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-accent-500);
}

.brands__title {
  font-size: var(--text-2xl);
  font-weight: var(--font-extrabold);
  color: var(--color-text-primary);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  margin: 0;
}

/* ── Dual-Row Infinite Brand Marquee ── */
.brands-marquee {
  display: flex;
  flex-direction: column;
  gap: var(--space-3, 12px);
  margin-top: 0;
  width: 100%;
  overflow: hidden;
  position: relative;
  padding-block: 6px;
  /* Soft gradient fade masks on edges for premium polish */
  mask-image: linear-gradient(
    to right,
    transparent 0%,
    black 48px,
    black calc(100% - 48px),
    transparent 100%
  );
  -webkit-mask-image: linear-gradient(
    to right,
    transparent 0%,
    black 48px,
    black calc(100% - 48px),
    transparent 100%
  );
}

.brands-marquee__row {
  display: flex;
  width: 100%;
  overflow: visible;
  padding-block: 6px;
  user-select: none;
}

/* Pause each individual row on hover or keyboard focus within */
.brands-marquee__row:hover .brands-marquee__track,
.brands-marquee__row:focus-within .brands-marquee__track {
  animation-play-state: paused;
}

.brands-marquee__track {
  display: flex;
  width: max-content;
  will-change: transform;
}

/* Top row: moves continuously from left to right */
.brands-marquee__track--to-right {
  animation: brandsScrollRight 34s linear infinite;
}

/* Bottom row: moves continuously from right to left */
.brands-marquee__track--to-left {
  animation: brandsScrollLeft 30s linear infinite;
}

.brands-marquee__group {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding-right: var(--space-4); /* Exactly matches gap for zero-gap loop */
  flex-shrink: 0;
}

/* ── Brand Card ── */
.brands-marquee__card {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 190px;
  min-width: 190px;
  max-width: 190px;
  height: 76px;
  min-height: 76px;
  max-height: 76px;
  padding: var(--space-4) var(--space-4);
  background-color: var(--color-bg-card, #ffffff);
  border: 1.5px solid var(--color-border-light, #e2e8f0);
  border-radius: var(--radius-xl, 16px);
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
  box-sizing: border-box;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  background-clip: padding-box;
  cursor: default;
}

.brands-marquee__card:hover {
  border-color: var(--color-primary-400, #60a5fa);
  box-shadow: 0 8px 20px rgba(30, 61, 143, 0.12), 0 2px 6px rgba(0, 0, 0, 0.04);
  transform: translateY(-3px);
  z-index: 3;
}

.brands-marquee__card:focus {
  outline: none;
}

.brands-marquee__card:focus-visible {
  outline: 2px solid var(--color-primary-600, #1e3d8f);
  outline-offset: 2px;
  border-color: var(--color-primary-500, #2563eb);
  box-shadow: 0 8px 20px rgba(30, 61, 143, 0.12);
  transform: translateY(-3px);
  z-index: 4;
}

.brands-marquee__card:active {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(30, 61, 143, 0.1);
}

.brands-marquee__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.brands-marquee__logo svg {
  width: 100%;
  max-width: 115px;
  height: 38px;
  transition: transform 0.3s var(--ease-spring, cubic-bezier(0.34, 1.56, 0.64, 1));
}

.brands-marquee__img {
  max-width: 110px;
  max-height: 38px;
  object-fit: contain;
  transition: transform 0.3s var(--ease-spring, cubic-bezier(0.34, 1.56, 0.64, 1));
}

.brands-marquee__card:hover .brands-marquee__logo svg,
.brands-marquee__card:hover .brands-marquee__img,
.brands-marquee__card:focus-visible .brands-marquee__logo svg,
.brands-marquee__card:focus-visible .brands-marquee__img {
  transform: scale(1.06);
}

/* ── Seamless Keyframes ── */
@keyframes brandsScrollRight {
  0% {
    transform: translateX(-50%);
  }
  100% {
    transform: translateX(0%);
  }
}

@keyframes brandsScrollLeft {
  0% {
    transform: translateX(0%);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* ── Responsive adjustments ── */
@media (max-width: 1024px) {
  .brands,
  #brands {
    padding-top: var(--space-8);
    padding-bottom: var(--space-12);
  }
  .brands__header {
    margin-bottom: var(--space-5);
  }
  .brands-marquee {
    gap: var(--space-3);
    padding-block: 5px;
  }
  .brands-marquee__row {
    padding-block: 5px;
  }
  .brands-marquee__group {
    gap: var(--space-3);
    padding-right: var(--space-3);
  }
  .brands-marquee__card {
    width: 165px;
    min-width: 165px;
    max-width: 165px;
    height: 70px;
    min-height: 70px;
    max-height: 70px;
  }
  .brands-marquee__logo svg {
    max-width: 100px;
    height: 34px;
  }
}

@media (max-width: 768px) {
  .brands,
  #brands {
    padding-top: var(--space-6);
    padding-bottom: var(--space-10);
    scroll-margin-top: 70px;
  }
  .brands .container--wide {
    padding-inline: var(--container-padding-mobile);
  }
  .brands__header {
    margin-bottom: var(--space-4);
  }
  .brands__title {
    font-size: var(--text-xl);
  }
  .brands-marquee {
    gap: 10px;
    padding-block: 5px;
    mask-image: linear-gradient(
      to right,
      transparent 0%,
      black 20px,
      black calc(100% - 20px),
      transparent 100%
    );
    -webkit-mask-image: linear-gradient(
      to right,
      transparent 0%,
      black 20px,
      black calc(100% - 20px),
      transparent 100%
    );
  }
  .brands-marquee__row {
    padding-block: 5px;
  }
  .brands-marquee__group {
    gap: 10px;
    padding-right: 10px;
  }
  .brands-marquee__card {
    width: 145px;
    min-width: 145px;
    max-width: 145px;
    height: 62px;
    min-height: 62px;
    max-height: 62px;
    padding: 10px 12px;
    border-radius: var(--radius-lg, 12px);
  }
  .brands-marquee__logo svg {
    max-width: 90px;
    height: 30px;
  }
}

@media (max-width: 480px) {
  .brands,
  #brands {
    padding-top: var(--space-5);
    padding-bottom: var(--space-8);
  }
  .brands__header {
    margin-bottom: var(--space-3);
  }
  .brands-marquee__card {
    width: 136px;
    min-width: 136px;
    max-width: 136px;
    height: 58px;
    min-height: 58px;
    max-height: 58px;
    padding: 8px 10px;
  }
  .brands-marquee__logo svg {
    max-width: 82px;
    height: 28px;
  }
}

/* ── Accessibility: Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
  .brands-marquee__track {
    animation: none !important;
    transform: none !important;
  }
  .brands-marquee__row {
    overflow-x: auto !important;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }
  .brands-marquee__row::-webkit-scrollbar {
    display: none;
  }
  .brands-marquee {
    mask-image: none !important;
    -webkit-mask-image: none !important;
  }
  .brands-marquee__group[aria-hidden="true"] {
    display: none !important;
  }
}