/* ============================================
   ARICA — CSR Page
   ============================================ */

.csr-page {
  --csr-pad: clamp(1.5rem, 3vw, 2.25rem);
  overflow-x: hidden;
}

.csr-hero {
  position: relative;
  min-height: 0;
  overflow: hidden;
}

.csr-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.csr-hero__bg-base {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #010728 0%, #0a2560 45%, #1378f3 100%);
}

.csr-hero__bg-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 55% 70% at 85% 40%, rgba(76, 147, 228, 0.4) 0%, transparent 65%);
  pointer-events: none;
}

.csr-hero__bg-texture {
  position: absolute;
  inset: 0;
  opacity: 0.12;
  mix-blend-mode: overlay;
}

.csr-hero__bg-texture img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.csr-hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: center;
  padding: calc(var(--header-h, 80px) + 1.25rem) 0 2rem;
}

.csr-hero__text {
  color: #fff;
}

.csr-hero__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 1rem;
  padding: 0.35rem 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
}

.csr-hero__heading {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 0 0 1rem;
}

.csr-hero__desc {
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.85);
  max-width: 36rem;
  margin: 0;
}

.csr-hero__visual {
  display: flex;
  justify-content: center;
}

.csr-hero__visual img {
  width: min(100%, 480px);
  height: auto;
  max-height: 220px;
  object-fit: cover;
  border-radius: 1.25rem;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  aspect-ratio: 16 / 10;
}

.csr-breadcrumb {
  background: #f7f9fc;
  border-bottom: 1px solid rgba(15, 40, 80, 0.08);
  padding: 0.6rem 0;
}

.csr-breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.9rem;
  color: #5b6b85;
}

.csr-breadcrumb__list a {
  color: #1378f3;
  text-decoration: none;
}

.csr-breadcrumb__list a:hover {
  text-decoration: underline;
}

.csr-breadcrumb__sep {
  opacity: 0.5;
}

.csr-breadcrumb__current {
  color: #0a1f44;
  font-weight: 600;
}

.csr-section {
  position: relative;
  padding: var(--csr-pad) 0;
  background: #fff;
  overflow: hidden;
  scroll-margin-top: calc(var(--header-h, 80px) + 0.75rem);
}

.csr-section--alt {
  background: linear-gradient(180deg, #f4f8fd 0%, #eef4fb 100%);
}

.csr-section__header {
  max-width: none;
  margin-bottom: 1.5rem;
}

.csr-vision {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}

.csr-vision__content .csr-section__header {
  margin-bottom: 1.25rem;
}

.csr-vision__visual {
  position: sticky;
  top: calc(var(--header-h, 80px) + 1rem);
  display: flex;
  align-items: stretch;
  justify-content: center;
  background: linear-gradient(160deg, #e8f1fc 0%, #f4f8fd 55%, #dce9f8 100%);
  border-radius: 1.25rem;
  padding: 0;
  box-shadow: 0 20px 48px rgba(10, 37, 96, 0.1);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  max-height: 320px;
}

.csr-vision__visual img {
  width: 100%;
  height: 100%;
  max-height: none;
  object-fit: cover;
  object-position: center;
  border-radius: 0;
  display: block;
}

.csr-commit {
  width: 100%;
  margin-top: 2rem;
}

.csr-commit__intro {
  margin-bottom: 0;
}

.csr-section__title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #0a1f44;
  margin: 0.65rem 0 0.85rem;
}

.csr-section__lead {
  font-size: 1.05rem;
  line-height: 1.75;
  color: #3d4f6a;
  margin: 0 0 1.1rem;
}

.csr-section__lead:last-child {
  margin-bottom: 0;
}

.csr-list {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.75rem;
  width: 100%;
}

.csr-list li {
  position: relative;
  padding: 0.85rem 1.25rem 0.85rem 2.75rem;
  background: #fff;
  border: 1px solid rgba(15, 40, 80, 0.08);
  border-radius: 14px;
  font-size: 0.98rem;
  line-height: 1.5;
  color: #3d4f6a;
  box-shadow: 0 8px 24px rgba(10, 40, 90, 0.04);
  white-space: nowrap;
}

.csr-section--alt .csr-list li {
  background: #fff;
}

.csr-list li::before {
  content: '';
  position: absolute;
  left: 1rem;
  top: 1.15rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: #1378f3;
  box-shadow: 0 0 0 4px rgba(19, 120, 243, 0.15);
}

.csr-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 0.5rem;
}

.csr-pillar {
  display: block;
  text-decoration: none;
  color: inherit;
  background: #fff;
  border: 1px solid rgba(15, 40, 80, 0.08);
  border-radius: 16px;
  padding: 1.35rem 1.25rem;
  box-shadow: 0 8px 24px rgba(10, 40, 90, 0.04);
  transition: transform 0.3s var(--ease, ease), box-shadow 0.3s;
}

.csr-pillar:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 36px rgba(10, 40, 90, 0.08);
}

.csr-pillar__icon {
  display: inline-flex;
  width: 2.5rem;
  height: 2.5rem;
  align-items: center;
  justify-content: center;
  color: #1378f3;
  background: rgba(19, 120, 243, 0.1);
  border-radius: 12px;
  margin-bottom: 0.85rem;
}

.csr-pillar__icon svg {
  width: 1.35rem;
  height: 1.35rem;
}

.csr-pillar__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #0a1f44;
  letter-spacing: -0.015em;
  margin: 0 0 0.55rem;
}

.csr-pillar__text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.65;
  color: #3d4f6a;
}

.csr-closing {
  padding: var(--csr-pad) 0 calc(var(--csr-pad) + 0.5rem);
  background: #fff;
}

.csr-closing__box {
  padding: 1.6rem 1.75rem;
  border-radius: 18px;
  background: linear-gradient(135deg, #010728 0%, #0a2560 50%, #1378f3 100%);
  color: #fff;
  text-align: center;
}

.csr-closing__title {
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
  font-weight: 800;
  margin: 0;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.95);
}

@media (max-width: 900px) {
  .csr-hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
    padding-bottom: 2.25rem;
  }

  .csr-hero__desc {
    margin-left: auto;
    margin-right: auto;
  }

  .csr-hero__visual img {
    max-height: 260px;
  }

  .csr-vision {
    grid-template-columns: 1fr;
  }

  .csr-vision__visual {
    position: static;
    order: -1;
  }

  .csr-vision__visual img {
    max-height: none;
  }

  .csr-pillars {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .csr-list li {
    white-space: normal;
  }
}

@media (max-width: 640px) {
  .csr-closing__box {
    padding: 1.25rem 1.2rem;
  }

  .csr-list li {
    padding-left: 2.5rem;
  }
}