/* =====================
   PRODUCT PAGE
   ===================== */

/* BREADCRUMB */
.breadcrumb {
  background: #f4f8fa;
  padding: 14px 10%;
  border-bottom: 1px solid rgba(1,59,88,0.07);
}

.breadcrumb__list {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  font-size: 0.8rem;
  color: #4a5568;
  flex-wrap: wrap;
}

.breadcrumb__link {
  color: var(--teal);
  text-decoration: none;
  font-weight: 500;
  transition: opacity 0.2s;
}
.breadcrumb__link:hover { opacity: 0.75; }

.breadcrumb__sep {
  color: #9ab4c4;
}

.breadcrumb__current {
  color: #4a5568;
  font-weight: 500;
}

/* PRODUCT HERO */
.product-hero {
  background: var(--navy);
  padding: 80px 10%;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.product-hero__particles {
  position: absolute;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: 1;
}

.product-hero__visual {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-hero__img-wrap {
  position: relative;
  width: 100%;
  max-width: 380px;
  margin: 0 auto;
}

.product-hero__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(77,184,160,0.18) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.product-hero__img {
  display: block;
  width: 100%;
  height: auto;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 24px 48px rgba(0,0,0,0.45));
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease 0.2s, transform 0.8s ease 0.2s;
}

.product-hero__img.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.product-hero__content {
  position: relative;
  z-index: 2;
  color: var(--white);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease 0.4s, transform 0.7s ease 0.4s;
}

.product-hero__content.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.product-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(77,184,160,0.15);
  border: 1px solid rgba(77,184,160,0.35);
  border-radius: 50px;
  padding: 6px 14px 6px 10px;
  font-size: 0.73rem;
  font-weight: 600;
  color: var(--teal);
  margin-bottom: 20px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.product-hero__badge-dot {
  width: 6px;
  height: 6px;
  background: var(--teal);
  border-radius: 50%;
  flex-shrink: 0;
  animation: pulse 2s ease-in-out infinite;
}

.product-hero__name {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 8px;
}

.product-hero__concentration {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--teal);
  margin-bottom: 28px;
  letter-spacing: 0.02em;
}

.product-hero__intro {
  font-size: 0.9rem;
  color: rgba(180,210,225,0.85);
  line-height: 1.75;
  margin-bottom: 40px;
  max-width: 500px;
}

.product-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}

.product-hero__stat {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 16px;
  text-align: center;
}

.product-hero__stat-val {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  margin-bottom: 6px;
}

.product-hero__stat-label {
  font-size: 0.72rem;
  color: rgba(180,210,225,0.7);
  font-weight: 500;
  letter-spacing: 0.03em;
}

.product-hero__cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}

/* DESCRIPTION SECTION */
.product-desc {
  background: #fff;
  padding: 100px 10%;
}

.product-desc__inner {
  max-width: 860px;
  margin: 0 auto;
}

.product-desc__label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--teal);
  letter-spacing: 0.04em;
  margin-bottom: 18px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.product-desc__label.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.product-desc__label-line {
  display: inline-block;
  width: 28px;
  height: 2px;
  background: var(--teal);
  border-radius: 2px;
  flex-shrink: 0;
}

.product-desc__title {
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 32px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease 0.1s, transform 0.6s ease 0.1s;
}

.product-desc__title.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.product-desc__text {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease 0.2s, transform 0.6s ease 0.2s;
}

.product-desc__text.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.product-desc__text p {
  font-size: 0.92rem;
  color: #4a5568;
  line-height: 1.85;
  margin-bottom: 20px;
}

.product-desc__text p:last-child {
  margin-bottom: 0;
}

/* SPECS SECTION */
.product-specs {
  background: var(--navy);
  padding: 100px 10%;
  position: relative;
  overflow: hidden;
}

.product-specs__particles {
  position: absolute;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: 1;
}

.product-specs__inner {
  max-width: 860px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.product-specs__label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--teal);
  letter-spacing: 0.04em;
  margin-bottom: 18px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.product-specs__label.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.product-specs__label-line {
  display: inline-block;
  width: 28px;
  height: 2px;
  background: var(--teal);
  border-radius: 2px;
  flex-shrink: 0;
}

.product-specs__title {
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 40px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease 0.1s, transform 0.6s ease 0.1s;
}

.product-specs__title.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.product-specs__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease 0.2s, transform 0.6s ease 0.2s;
}

.product-specs__grid.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.product-specs__item {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.product-specs__item-icon {
  width: 40px;
  height: 40px;
  background: rgba(77,184,160,0.12);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 6px;
  flex-shrink: 0;
}

.product-specs__item-key {
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(180,210,225,0.6);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.product-specs__item-val {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.25;
}

/* DISCLAIMER */
.product-disclaimer {
  background: #f4f8fa;
  padding: 40px 10%;
  border-top: 1px solid rgba(1,59,88,0.07);
}

.product-disclaimer__inner {
  max-width: 860px;
  margin: 0 auto;
}

.product-disclaimer__text {
  font-size: 0.78rem;
  color: #9ab4c4;
  line-height: 1.7;
  text-align: center;
}

/* =====================
   RESPONSIVE — PRODUCT
   ===================== */
@media (max-width: 960px) {
  .product-hero {
    grid-template-columns: 1fr;
    gap: 0;
    padding: 0;
    background: #fff;
  }

  .product-hero__visual {
    padding: 0 10%;
    border-top: 40px solid var(--navy);
    overflow: hidden;
  }

  .product-hero__glow {
    display: none;
  }

  .product-hero__img {
    filter: none;
    margin-top: -10%;
    margin-bottom: -10%;
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 20%, black 80%, transparent 100%);
    mask-image: linear-gradient(to right, transparent 0%, black 20%, black 80%, transparent 100%);
  }

  .product-hero__content {
    background: var(--navy);
    padding: 48px 10%;
  }

  .product-hero__img-wrap {
    max-width: 280px;
  }

  .product-hero__stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .product-specs__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .breadcrumb {
    padding: 12px 5%;
  }

  .product-hero__visual {
    padding: 0 5%;
  }

  .product-hero__content {
    padding: 40px 5% 48px;
  }

  .product-desc {
    padding: 64px 5%;
  }

  .product-specs {
    padding: 64px 5%;
  }

  .product-disclaimer {
    padding: 32px 5%;
  }

  .product-hero__stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .product-specs__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .product-hero__stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .product-hero__stat {
    padding: 12px 8px;
  }

  .product-hero__stat-val {
    font-size: 1.1rem;
  }

  .product-hero__stat-label {
    font-size: 0.62rem;
  }

  .product-specs__grid {
    grid-template-columns: 1fr;
  }
}