/* =============================================================================
   ENERBION - ABOUT US STYLESHEET (about.css)
   Figma Source: Node 135:3090 (Desktop 1440px), Node 134:2825 (Mobile 390px)
   Complies with guideline.md:
   - Header overlaid transparently on top of hero banner
   - Hero banner fading seamlessly into pure white (#ffffff) at bottom
   - 1200px content width with 120px margin on Desktop (>1200px)
   - 40px uniform margin on Laptop (1025px - 1200px)
   - 680px centered container with 24px margin on Tablet (768px - 1024px)
   - 16px uniform margin on Mobile (<=767px)
   - Full scroll reveal and overscroll boundary protection
   ============================================================================= */

/* -----------------------------------------------------------------------------
   0. Page Structure & Header Overlay
   ----------------------------------------------------------------------------- */
.about-page-main {
  width: 100%;
  display: flex;
  flex-direction: column;
  background-color: var(--color-white, #ffffff);
  box-sizing: border-box;
  overflow-x: hidden;
  position: relative;
}

/* -----------------------------------------------------------------------------
   1. Hero Image Banner Section
   Kunci aspect-ratio sesuai dimensi gambar asli:
   - Desktop / Laptop / Tablet (> 767px): 1440 / 480 (rasio 3:1, gambar asli 5760x1920)
   - Mobile (<= 767px): 390 / 195 (rasio 2:1, gambar asli 1560x780)
   ----------------------------------------------------------------------------- */
.about-hero-section {
  width: 100%;
  background-color: var(--color-white, #ffffff);
  position: relative;
  overflow: hidden;
}

.about-hero-container {
  width: 100%;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
  aspect-ratio: 1440 / 480;
}

.about-hero-picture {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 1440 / 480;
}

.about-hero-img {
  width: 100%;
  height: 100%;
  aspect-ratio: 1440 / 480;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* -----------------------------------------------------------------------------
   2. Intro Section ("Get to Know Enerbion")
   ----------------------------------------------------------------------------- */
.about-intro-section {
  width: 100%;
  background-color: var(--color-white, #ffffff);
  position: relative;
  z-index: 3;
}

.about-intro-container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 60px 120px;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
}

.about-intro-content {
  width: 479px;
  max-width: 100%;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.about-intro-header {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.about-intro-eyebrow {
  font-family: var(--font-family-sub, 'Inter', sans-serif);
  font-size: 16px;
  line-height: 24px;
  font-weight: 600;
  color: var(--color-green-600-base, #80b930);
  letter-spacing: 2.56px;
  text-transform: uppercase;
}

.about-intro-title {
  font-family: var(--font-family-primary, 'Poppins', sans-serif);
  font-size: 36px;
  line-height: 56px;
  font-weight: 700;
  color: var(--color-neutral-800, #262626);
  margin: 0;
}

.about-intro-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.about-intro-desc {
  font-family: var(--font-family-primary, 'Poppins', sans-serif);
  font-size: 16px;
  line-height: 24px;
  font-weight: 400;
  color: var(--color-neutral-600, #555555);
  margin: 0;
}

.about-intro-media {
  width: 582px;
  height: 435px;
  max-width: 100%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-intro-img {
  width: 100%;
  height: auto;
  max-height: 100%;
  object-fit: contain;
  display: block;
}

/* -----------------------------------------------------------------------------
   3. Corporate Direction Section ("The Purpose Behind the Power")
   ----------------------------------------------------------------------------- */
.about-corporate-section {
  width: 100%;
  background-color: var(--color-white, #ffffff);
}

.about-corporate-container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 60px 120px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: 60px;
}

.about-corporate-header {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
}

.about-corporate-eyebrow {
  font-family: var(--font-family-sub, 'Inter', sans-serif);
  font-size: 16px;
  line-height: 24px;
  font-weight: 600;
  color: var(--color-green-600-base, #80b930);
  letter-spacing: 2.56px;
  text-transform: uppercase;
}

.about-corporate-title {
  font-family: var(--font-family-primary, 'Poppins', sans-serif);
  font-size: 36px;
  line-height: 56px;
  font-weight: 700;
  color: var(--color-neutral-800, #262626);
  margin: 0;
}

.about-corporate-cards {
  width: 100%;
  display: flex;
  justify-content: space-between;
  gap: 36px;
}

.about-direction-card {
  width: 582px;
  height: 582px;
  position: relative;
  border-radius: var(--radius-md, 8px);
  overflow: hidden;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background-color: var(--color-neutral-800, #262626);
}

.about-direction-card-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.about-direction-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.about-direction-card-media-fade {
  display: none;
}

.about-direction-card-overlay {
  position: relative;
  z-index: 1;
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: linear-gradient(180deg, rgba(38, 38, 38, 0) 0%, var(--color-neutral-800, #262626) 100%);
}

.about-direction-card-title {
  font-family: var(--font-family-primary, 'Poppins', sans-serif);
  font-size: 24px;
  line-height: 36px;
  font-weight: 600;
  color: var(--color-white, #ffffff);
  margin: 0;
}

.about-direction-card-desc {
  font-family: var(--font-family-primary, 'Poppins', sans-serif);
  font-size: 16px;
  line-height: 24px;
  font-weight: 400;
  color: var(--color-neutral-200, #d9d9d9);
  margin: 0;
}

/* -----------------------------------------------------------------------------
   4. Why Choose Us Section ("Built on Research, Backed by Strength")
   ----------------------------------------------------------------------------- */
.about-why-us-section {
  width: 100%;
  background-color: var(--color-white, #ffffff);
}

.about-why-us-container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 60px 120px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 60px;
}

.about-why-us-header {
  width: 100%;
  max-width: 788px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
}

.about-why-us-eyebrow {
  font-family: var(--font-family-sub, 'Inter', sans-serif);
  font-size: 16px;
  line-height: 24px;
  font-weight: 600;
  color: var(--color-green-600-base, #80b930);
  letter-spacing: 2.56px;
  text-transform: uppercase;
}

.about-why-us-title {
  font-family: var(--font-family-primary, 'Poppins', sans-serif);
  font-size: 36px;
  line-height: 56px;
  font-weight: 700;
  color: var(--color-neutral-800, #262626);
  margin: 0;
}

.about-why-us-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px;
}

.about-usp-card {
  width: 100%;
  height: 388px;
  position: relative;
  border-radius: var(--radius-md, 8px);
  overflow: hidden;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background-color: var(--color-neutral-800, #262626);
}

.about-usp-card-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.about-usp-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.about-usp-card-media-fade {
  display: none;
}

.about-usp-card-overlay {
  position: relative;
  z-index: 1;
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: linear-gradient(180deg, rgba(38, 38, 38, 0) 0%, var(--color-neutral-800, #262626) 100%);
}

.about-usp-card-title {
  font-family: var(--font-family-primary, 'Poppins', sans-serif);
  font-size: 24px;
  line-height: 36px;
  font-weight: 600;
  color: var(--color-white, #ffffff);
  margin: 0;
}

.about-usp-card-desc {
  font-family: var(--font-family-primary, 'Poppins', sans-serif);
  font-size: 16px;
  line-height: 24px;
  font-weight: 400;
  color: var(--color-white, #ffffff);
  margin: 0;
}

/* -----------------------------------------------------------------------------
   5. CTA Section ("Premium Latest Technology...")
   ----------------------------------------------------------------------------- */
.about-cta-section {
  width: 100%;
  background-color: var(--color-white, #ffffff);
}

.about-cta-container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 60px 120px 120px 120px;
  box-sizing: border-box;
  display: flex;
  justify-content: center;
}

.about-cta-card {
  width: 100%;
  max-width: 1200px;
  background-color: var(--color-neutral-800, #262626);
  border-radius: 12px;
  padding: 60px 207px;
  box-sizing: border-box;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 36px;
}

/* Mask Group (Node 189:2822 Desktop h-320px, Node 180:3363 Mobile h-452px) */
.about-cta-mask-group {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 320px;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.35) 30%, rgba(0, 0, 0, 0.85) 70%, #000000 100%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.35) 30%, rgba(0, 0, 0, 0.85) 70%, #000000 100%);
}

.about-cta-pattern-picture {
  display: block;
  width: 100%;
  height: 100%;
}

.about-cta-pattern {
  width: 100%;
  height: 100%;
  aspect-ratio: 1202 / 671;
  object-fit: cover;
  object-position: center bottom;
  display: block;
}

.about-cta-title {
  font-family: var(--font-family-primary, 'Poppins', sans-serif);
  font-size: 36px;
  line-height: 56px;
  font-weight: 700;
  color: var(--color-white, #ffffff);
  text-align: center;
  max-width: 788px;
  margin: 0;
  position: relative;
  z-index: 1;
}

.about-cta-btn {
  position: relative;
  z-index: 1;
  min-width: 160px;
  box-shadow: 0px 2px 4px rgba(128, 185, 48, 0.36);
}

/* =============================================================================
   RESPONSIVE BREAKPOINTS
   ============================================================================= */

/* -----------------------------------------------------------------------------
   Laptop / Intermediate Desktop (1025px - 1200px)
   Padding kiri-kanan seragam 40px
   ----------------------------------------------------------------------------- */
@media (max-width: 1200px) and (min-width: 1025px) {
  .about-intro-container,
  .about-corporate-container,
  .about-why-us-container,
  .about-cta-container {
    padding-left: 40px;
    padding-right: 40px;
  }

  .about-intro-container {
    gap: 40px;
  }

  .about-intro-content {
    flex: 1;
  }

  .about-intro-media {
    width: 480px;
    height: 360px;
  }

  .about-corporate-cards {
    gap: 24px;
  }

  .about-direction-card {
    width: calc(50% - 12px);
    height: 480px;
  }

  .about-why-us-grid {
    gap: 24px;
  }

  .about-usp-card {
    height: 360px;
  }

  .about-cta-card {
    padding: 60px 80px;
  }
}

/* -----------------------------------------------------------------------------
   Tablet (768px - 1024px)
   Konten terpusat max-width: 680px dengan margin: 0 auto dan padding 24px
   ----------------------------------------------------------------------------- */
@media (max-width: 1024px) and (min-width: 768px) {
  .about-intro-container,
  .about-corporate-container,
  .about-why-us-container,
  .about-cta-container {
    max-width: 680px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
    box-sizing: border-box;
  }

  /* Intro Section */
  .about-intro-container {
    padding-top: 40px;
    padding-bottom: 40px;
    flex-direction: column;
    gap: 32px;
  }

  .about-intro-media {
    width: 100%;
    height: auto;
    order: -1;
  }

  .about-intro-img {
    max-width: 380px;
    margin: 0 auto;
  }

  .about-intro-content {
    width: 100%;
  }

  .about-intro-title {
    font-size: 32px;
    line-height: 44px;
  }

  /* Corporate Direction Section */
  .about-corporate-container {
    padding-top: 40px;
    padding-bottom: 40px;
    gap: 40px;
  }

  .about-corporate-title {
    font-size: 32px;
    line-height: 44px;
  }

  .about-corporate-cards {
    flex-direction: column;
    gap: 24px;
  }

  .about-direction-card {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md, 8px);
    overflow: hidden;
  }

  .about-direction-card-media {
    position: relative;
    aspect-ratio: 300 / 200;
    width: 100%;
    height: auto;
  }

  .about-direction-card-media-fade {
    display: block;
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(38, 38, 38, 0) 50%, var(--color-neutral-800, #262626) 100%);
    pointer-events: none;
    z-index: 1;
  }

  .about-direction-card-overlay {
    background-color: var(--color-neutral-800, #262626);
    padding: 24px;
    gap: 8px;
    backdrop-filter: none;
  }

  .about-direction-card-title {
    font-size: 20px;
    line-height: 28px;
  }

  .about-direction-card-desc {
    font-size: 14px;
    line-height: 20px;
    color: var(--color-neutral-300, #c4c4c4);
  }

  /* Why Choose Us Section */
  .about-why-us-container {
    padding-top: 40px;
    padding-bottom: 40px;
    gap: 40px;
  }

  .about-why-us-title {
    font-size: 32px;
    line-height: 44px;
  }

  .about-why-us-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .about-usp-card {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md, 8px);
    overflow: hidden;
  }

  .about-usp-card-media {
    position: relative;
    aspect-ratio: 300 / 200;
    width: 100%;
    height: auto;
  }

  .about-usp-card-media-fade {
    display: block;
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(38, 38, 38, 0) 50%, var(--color-neutral-800, #262626) 100%);
    pointer-events: none;
    z-index: 1;
  }

  .about-usp-card-overlay {
    background-color: var(--color-neutral-800, #262626);
    padding: 24px;
    gap: 8px;
    backdrop-filter: none;
  }

  .about-usp-card-title {
    font-size: 20px;
    line-height: 28px;
  }

  .about-usp-card-desc {
    font-size: 14px;
    line-height: 20px;
    color: var(--color-neutral-300, #c4c4c4);
  }

  /* CTA Section */
  .about-cta-container {
    padding-top: 40px;
    padding-bottom: 80px;
  }

  .about-cta-card {
    padding: 60px 48px;
    border-radius: 12px;
    gap: 32px;
  }

  .about-cta-mask-group {
    height: 320px;
  }

  .about-cta-title {
    font-size: 32px;
    line-height: 48px;
  }
}

/* -----------------------------------------------------------------------------
   Mobile (<= 767px / 390px)
   Padding tepi kiri-kanan seragam 16px
   ----------------------------------------------------------------------------- */
@media (max-width: 767px) {
  /* Hero Section: Kunci rasio gambar mobile 390x195 (2:1) */
  .about-hero-container {
    aspect-ratio: 390 / 195;
  }

  .about-hero-picture {
    aspect-ratio: 390 / 195;
  }

  .about-hero-img {
    aspect-ratio: 390 / 195;
    object-fit: cover;
    object-position: center;
  }

  /* Intro Section */
  .about-intro-container {
    padding: 16px 16px 30px 16px;
    flex-direction: column;
    gap: 24px;
  }

  .about-intro-media {
    width: 100%;
    height: auto;
    aspect-ratio: auto;
    order: -1;
  }

  .about-intro-img {
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
  }

  .about-intro-content {
    width: 100%;
    gap: 16px;
  }

  .about-intro-eyebrow {
    font-size: 14px;
    line-height: 20px;
    letter-spacing: 1.68px;
  }

  .about-intro-title {
    font-size: 28px;
    line-height: 40px;
  }

  .about-intro-desc {
    font-size: 14px;
    line-height: 20px;
  }

  /* Corporate Direction Section */
  .about-corporate-container {
    padding: 30px 16px;
    gap: 32px;
  }

  .about-corporate-eyebrow {
    font-size: 14px;
    line-height: 20px;
    letter-spacing: 1.68px;
  }

  .about-corporate-title {
    font-size: 28px;
    line-height: 40px;
  }

  .about-corporate-cards {
    flex-direction: column;
    gap: 16px;
  }

  .about-direction-card {
    width: 100%;
    height: auto;
    border-radius: 8px;
    overflow: hidden;
  }

  .about-direction-card-media {
    position: relative;
    aspect-ratio: 300 / 200;
    width: 100%;
    height: auto;
  }

  .about-direction-card-media-fade {
    display: block;
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(38, 38, 38, 0) 50%, var(--color-neutral-800, #262626) 100%);
    pointer-events: none;
    z-index: 1;
  }

  .about-direction-card-overlay {
    background-color: var(--color-neutral-800, #262626);
    padding: 24px;
    gap: 8px;
    backdrop-filter: none;
  }

  .about-direction-card-title {
    font-size: 20px;
    line-height: 28px;
  }

  .about-direction-card-desc {
    font-size: 14px;
    line-height: 20px;
    color: var(--color-neutral-300, #c4c4c4);
  }

  /* Why Choose Us Section */
  .about-why-us-container {
    padding: 30px 16px;
    gap: 32px;
  }

  .about-why-us-eyebrow {
    font-size: 14px;
    line-height: 20px;
    letter-spacing: 1.68px;
  }

  .about-why-us-title {
    font-size: 28px;
    line-height: 40px;
  }

  .about-why-us-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .about-usp-card {
    width: 100%;
    height: auto;
    border-radius: 8px;
    overflow: hidden;
  }

  .about-usp-card-media {
    position: relative;
    aspect-ratio: 300 / 200;
    width: 100%;
    height: auto;
  }

  .about-usp-card-media-fade {
    display: block;
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(38, 38, 38, 0) 50%, var(--color-neutral-800, #262626) 100%);
    pointer-events: none;
    z-index: 1;
  }

  .about-usp-card-overlay {
    background-color: var(--color-neutral-800, #262626);
    padding: 24px;
    gap: 8px;
    backdrop-filter: none;
  }

  .about-usp-card-title {
    font-size: 20px;
    line-height: 28px;
  }

  .about-usp-card-desc {
    font-size: 14px;
    line-height: 20px;
    color: var(--color-neutral-300, #c4c4c4);
  }

  /* CTA Section (Figma Node 180:3362) */
  .about-cta-container {
    width: 100%;
    max-width: 100%;
    padding: 30px 16px 60px 16px;
    box-sizing: border-box;
  }

  .about-cta-card {
    width: 100%;
    max-width: 100%;
    padding: 60px 24px 120px 24px;
    border-radius: 8px;
    gap: 36px;
    box-sizing: border-box;
  }

  .about-cta-mask-group {
    height: 452px;
    -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.25) 25%, rgba(0, 0, 0, 0.85) 65%, #000000 100%);
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.25) 25%, rgba(0, 0, 0, 0.85) 65%, #000000 100%);
  }

  .about-cta-title {
    font-size: 28px;
    line-height: 40px;
    max-width: 100%;
  }

  .about-cta-btn {
    width: 100%;
    max-width: 342px;
  }
}