/* ==========================================================================
   Page Styles — Home (index.html)
   Mobile-first | CSS Variables | BEM Naming | Zero inline styles | No important overrides
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Hero Cross-Fade Slider (.hero-slider)
   -------------------------------------------------------------------------- */

.hero-slider {
  position: relative;
  width: 100%;
  overflow: hidden;
  background-color: var(--color-dark);
}

.hero-slider__slides {
  display: grid;
  grid-template-columns: 100%;
  width: 100%;
}

.hero-slider__slide {
  grid-area: 1 / 1;
  position: relative;
  width: 100%;
  opacity: 0;
  pointer-events: none;
  z-index: 0;
  transition: opacity 0ms linear var(--duration-aos-default);
}

.hero-slider__slide.is-active {
  opacity: 1;
  pointer-events: auto;
  z-index: 1;
  transition: opacity var(--duration-aos-default) var(--ease-standard);
}

.hero-slider__slide::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background-color: var(--overlay-hero);
  pointer-events: none;
}

.hero-slider__picture {
  display: block;
  width: 100%;
}

.hero-slider__img {
  display: block;
  width: 100%;
  height: auto;
  min-height: 400px;
  object-fit: cover;
}

.hero-slider__overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-slider__content {
  width: 100%;
  padding: 60px 15px;
  text-align: center;
}

.hero-slider__title {
  margin: 0 0 20px;
  font-size: var(--fs-xl);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-snug);
  color: var(--color-white);
}

.hero-slider__desc {
  margin: 0 0 20px;
  font-size: var(--fs-lg);
  font-weight: var(--fw-medium);
  line-height: var(--lh-normal);
  color: var(--color-white);
}

.hero-slider__arrow {
  position: absolute;
  top: 0;
  bottom: 0;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  padding: 0;
  background-color: transparent;
  border: 0;
  color: var(--color-white);
  opacity: 0.5;
  transition: opacity var(--duration-fast) var(--ease-standard);
}

.hero-slider__arrow:hover,
.hero-slider__arrow:focus-visible {
  opacity: 0.9;
}

.hero-slider__arrow--prev {
  left: 0;
}

.hero-slider__arrow--next {
  right: 0;
}

.hero-slider__arrow-icon {
  width: 32px;
  height: 32px;
}

.hero-slider__indicators {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 3;
  display: flex;
  justify-content: center;
  padding: 0;
  margin: 0 15% 16px;
}

.hero-slider__dot {
  box-sizing: content-box;
  flex: 0 1 auto;
  width: 30px;
  height: 3px;
  padding: 0;
  margin-inline: 3px;
  background-color: var(--color-white);
  background-clip: padding-box;
  border: 0;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  opacity: 0.5;
  transition: opacity var(--duration-aos-default) ease;
}

.hero-slider__dot.is-active {
  opacity: 1;
}

@media (min-width: 641px) {
  .hero-slider__content {
    padding: 100px 15px;
  }
}

@media (min-width: 768px) {
  .hero-slider__content {
    padding: 10px;
  }

  .hero-slider__title {
    font-size: var(--fs-2xl);
  }
}

/* --------------------------------------------------------------------------
   2. About Us Section (.about-home)
   -------------------------------------------------------------------------- */

.about-home {
  padding: var(--section-pad-sm) 0;
  background-color: var(--color-white);
}

.about-home__row {
  display: flex;
  flex-wrap: wrap;
  margin-inline: calc(var(--gutter-inline) * -1);
}

.about-home__col {
  width: 100%;
  padding-inline: var(--gutter-inline);
}

.about-home__img {
  display: block;
  width: 100%;
  height: auto;
  margin-inline: auto;
}

.about-home__details {
  padding: 20px 10px;
  text-align: justify;
}

.about-home__eyebrow {
  margin: 0 0 -10px;
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  line-height: 1.4;
  color: var(--color-black);
  text-align: justify;
}

.about-home__lead {
  margin: 0 0 20px;
  padding-top: 4px;
  font-size: var(--fs-xl);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-relaxed);
  color: var(--color-primary);
  text-align: justify;
}

.about-home__list {
  margin: 0 0 30px;
  padding: 0;
  list-style: none;
  line-height: 25px;
}

.about-home__item {
  margin: 14px 0;
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  line-height: 25px;
  color: var(--color-black);
  text-align: justify;
}

.about-home__item:first-child {
  margin-top: 0;
}

.about-home__actions {
  display: flex;
  justify-content: flex-start;
}

@media (min-width: 768px) {
  .about-home__details {
    padding: 20px;
  }
}

@media (min-width: 992px) {
  .about-home__col {
    width: 50%;
  }
}

@media (min-width: 1200px) {
  .about-home {
    padding: var(--section-pad-xl) 0;
  }
}

/* --------------------------------------------------------------------------
   3. Home Gallery Section (.home-gallery)
   -------------------------------------------------------------------------- */

.home-gallery {
  padding: var(--section-pad-sm) 0;
  background-color: var(--color-white);
}

.home-gallery__header {
  margin-bottom: 20px;
  text-align: center;
}

.home-gallery__title {
  color: var(--color-taupe);
}

.home-gallery__grid {
  display: flex;
  flex-wrap: wrap;
  margin-inline: calc(var(--gutter-inline) * -1);
}

.home-gallery__col {
  width: 100%;
  padding-inline: var(--gutter-inline);
}

.home-gallery__zoom-icon {
  width: 30px;
  height: 30px;
  fill: currentColor;
}

@media (min-width: 768px) {
  .home-gallery__col {
    width: 50%;
  }
}

@media (min-width: 992px) {
  .home-gallery__header {
    margin-bottom: 15px;
  }

  .home-gallery__col {
    width: 33.333333%;
  }
}

@media (min-width: 1200px) {
  .home-gallery {
    padding: var(--section-pad-sm);
  }

  .home-gallery__col {
    width: 25%;
  }
}

/* --------------------------------------------------------------------------
   4. Our Projects Icon Grid (.projects-showcase)
   -------------------------------------------------------------------------- */

.projects-showcase {
  padding: var(--section-pad-md) 0;
  background-color: var(--color-primary);
}

.projects-showcase__header {
  margin-bottom: 50px;
  text-align: center;
}

.projects-showcase__title {
  margin: 0;
  font-size: var(--fs-section);
  font-weight: var(--fw-regular);
  line-height: var(--lh-snug);
  color: var(--color-white);
}

.projects-showcase__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-inline: calc(var(--gutter-inline) * -1);
}

.projects-showcase__col {
  display: flex;
  align-items: stretch;
  width: 50%;
  padding-inline: var(--gutter-inline);
}

.project-icon-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  margin: 10px 0;
  padding: 28px 15px 24px;
  background-color: var(--color-white);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-project-icon);
  text-align: center;
  text-decoration: none;
  overflow: hidden;
  transition: transform var(--duration-base) var(--ease-standard), box-shadow var(--duration-base) var(--ease-standard);
}

.project-icon-card:hover,
.project-icon-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.project-icon-card__icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 80px;
}

.project-icon-card__icon {
  width: 100%;
  max-width: 150px;
  height: 76px;
  object-fit: contain;
}

.project-icon-card__title {
  display: none;
  margin: 12px 0 0;
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-normal);
  color: var(--color-charcoal-deep);
  transition: color var(--duration-fast) var(--ease-standard);
}

.project-icon-card:hover .project-icon-card__title,
.project-icon-card:focus-visible .project-icon-card__title {
  color: var(--color-primary);
}

@media (min-width: 992px) {
  .projects-showcase__col {
    width: 33.333333%;
  }
}

@media (min-width: 1200px) {
  .projects-showcase__col {
    width: 16.666667%;
  }
}

/* --------------------------------------------------------------------------
   5. Our Core Strengths (.strengths-section)
   1 col (<576px) -> 2 col (576px–991px) -> 3 col (>=992px)
   -------------------------------------------------------------------------- */

.strengths-section {
  padding: var(--section-pad-md) 0;
  background-color: var(--color-white);
}

.strengths-section__header {
  text-align: center;
}

.strengths-section__title {
  margin: 0;
  padding-bottom: 30px;
  font-size: calc(1.3rem + 0.6vw);
  font-weight: var(--fw-medium);
  line-height: var(--lh-snug);
  color: var(--color-dark);
}

.strengths-section__grid {
  display: flex;
  flex-wrap: wrap;
  width: 100%;
}

.strengths-section__card {
  width: 100%;
  margin-top: -1px;
  padding: 25px 20px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border-gray);
  transition: background-color var(--duration-base) var(--ease-standard);
}

.strengths-section__card:first-child {
  margin-top: 0;
}

.strengths-section__card-title {
  margin: 0 0 15px;
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-snug);
  color: var(--color-primary);
  text-align: justify;
  transition: color var(--duration-base) var(--ease-standard);
}

.strengths-section__card-text {
  margin: 0 0 15px;
  font-size: var(--fs-base);
  font-weight: var(--fw-regular);
  line-height: var(--lh-relaxed);
  color: var(--color-black);
  text-align: justify;
  transition: color var(--duration-base) var(--ease-standard);
}

.strengths-section__card:hover {
  background-color: var(--color-primary);
}

.strengths-section__card:hover .strengths-section__card-title,
.strengths-section__card:hover .strengths-section__card-text {
  color: var(--color-white);
}

@media (min-width: 576px) {
  .strengths-section__card {
    width: calc(50% + 0.5px);
    margin-left: -1px;
    padding: 35px 30px;
  }

  .strengths-section__card:nth-child(2n + 1) {
    margin-left: 0;
  }

  .strengths-section__card:nth-child(-n + 2) {
    margin-top: 0;
  }
}

@media (min-width: 992px) {
  .strengths-section__card {
    width: calc(33.333333% + 0.6667px);
  }

  .strengths-section__card:nth-child(2n + 1) {
    margin-left: -1px;
  }

  .strengths-section__card:nth-child(3n + 1) {
    margin-left: 0;
  }

  .strengths-section__card:nth-child(-n + 3) {
    margin-top: 0;
  }
}

@media (min-width: 1200px) {
  .strengths-section__title {
    font-size: var(--fs-strength);
  }
}

/* --------------------------------------------------------------------------
   6. Testimonials Slider (.testimonials-section)
   -------------------------------------------------------------------------- */

.testimonials-section {
  padding: var(--section-pad-sm) 20px;
  background-color: var(--color-white);
}

.section-header__title--testimonials {
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
}

.testimonial-slider {
  position: relative;
  width: 100%;
}

.testimonial-slider__viewport {
  width: 100%;
  overflow: hidden;
}

.testimonial-slider__track {
  display: flex;
  align-items: stretch;
  width: 100%;
  will-change: transform;
}

.testimonial-slider__track.is-animating {
  transition: transform var(--duration-aos-long) ease;
}

.testimonial-slider__track[data-track-pos="0"] {
  transform: translate3d(0%, 0, 0);
}

.testimonial-slider__track[data-track-pos="1"] {
  transform: translate3d(-100%, 0, 0);
}

.testimonial-slider__track[data-track-pos="2"] {
  transform: translate3d(-200%, 0, 0);
}

.testimonial-slider__track[data-track-pos="3"] {
  transform: translate3d(-300%, 0, 0);
}

.testimonial-slider__track[data-track-pos="4"] {
  transform: translate3d(-400%, 0, 0);
}

.testimonial-slider__track[data-track-pos="5"] {
  transform: translate3d(-500%, 0, 0);
}

.testimonial-slider__track[data-track-pos="6"] {
  transform: translate3d(-600%, 0, 0);
}

.testimonial-slider__track[data-track-pos="7"] {
  transform: translate3d(-700%, 0, 0);
}

.testimonial-slider__slide {
  display: flex;
  width: 100%;
  flex: 0 0 100%;
}

.testimonial-card {
  position: relative;
  width: 100%;
  margin: 5px;
  padding: 50px 20px 20px;
  background-color: var(--color-white);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-testimonial);
  text-align: center;
}

.testimonial-card__quote {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 36px;
  height: 36px;
  fill: var(--color-primary);
  opacity: 0.6;
  pointer-events: none;
}

.testimonial-card__avatar {
  display: inline-block;
  width: 110px;
  height: 110px;
  border: 3px solid var(--color-primary);
  border-radius: var(--radius-full);
  object-fit: cover;
}

.testimonial-card__project {
  margin: 20px 0;
  font-size: var(--fs-base);
  font-weight: var(--fw-regular);
  line-height: var(--lh-relaxed);
  color: var(--color-muted);
}

.testimonial-card__name {
  margin: 0 0 10px;
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-snug);
  color: var(--color-primary);
}

.testimonial-card__review {
  margin: 0 0 12px;
  font-size: var(--fs-base);
  font-weight: var(--fw-regular);
  line-height: var(--lh-snug);
  color: var(--color-muted);
}

.testimonial-card__stars {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 1px;
  width: 100%;
  color: var(--color-primary);
}

.testimonial-card__star {
  width: 19px;
  height: 20px;
  fill: currentColor;
}

.testimonial-slider__arrow {
  position: absolute;
  top: calc(50% - 15px);
  transform: translateY(-50%);
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  padding: 0;
  background-color: transparent;
  border: 0;
  color: var(--color-primary);
  opacity: 0.75;
  transition: opacity var(--duration-fast) var(--ease-standard);
}

.testimonial-slider__arrow:hover,
.testimonial-slider__arrow:focus-visible {
  opacity: 1;
}

.testimonial-slider__arrow--prev {
  left: -25px;
}

.testimonial-slider__arrow--next {
  right: -25px;
}

.testimonial-slider__arrow-icon {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.testimonial-slider__dots {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.testimonial-slider__dot-item {
  margin: 0 5px;
  list-style: none;
}

.testimonial-slider__dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  padding: 5px;
  background-color: transparent;
  border: 0;
  opacity: 0.25;
  transition: opacity var(--duration-fast) var(--ease-standard);
}

.testimonial-slider__dot::before {
  content: "";
  display: block;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary);
}

.testimonial-slider__dot.is-active,
.testimonial-slider__dot:hover,
.testimonial-slider__dot:focus-visible {
  opacity: 1;
}

@media (min-width: 992px) {
  .testimonial-slider__track[data-track-pos="0"] {
    transform: translate3d(0%, 0, 0);
  }

  .testimonial-slider__track[data-track-pos="1"] {
    transform: translate3d(-50%, 0, 0);
  }

  .testimonial-slider__track[data-track-pos="2"] {
    transform: translate3d(-100%, 0, 0);
  }

  .testimonial-slider__track[data-track-pos="3"] {
    transform: translate3d(-150%, 0, 0);
  }

  .testimonial-slider__track[data-track-pos="4"] {
    transform: translate3d(-200%, 0, 0);
  }

  .testimonial-slider__track[data-track-pos="5"] {
    transform: translate3d(-250%, 0, 0);
  }

  .testimonial-slider__track[data-track-pos="6"] {
    transform: translate3d(-300%, 0, 0);
  }

  .testimonial-slider__track[data-track-pos="7"] {
    transform: translate3d(-350%, 0, 0);
  }

  .testimonial-slider__slide {
    width: 50%;
    flex: 0 0 50%;
  }

  .testimonial-card {
    margin: 15px;
    padding: 60px 30px 30px;
  }

  .testimonial-card__name {
    font-size: var(--fs-card-h4);
  }
}

@media (min-width: 1200px) {
  .testimonials-section {
    padding: var(--section-pad-xl) 0;
  }

  .testimonial-card {
    padding: 80px 50px 40px;
  }
}