/* ===================================================== */
/* PRODUCT PAGE — FB MANIA 2026 THEME */
/* ===================================================== */

:root {
  --primary: #25aae1;
  --primary-dark: #2979a7;
  --primary-light: #4fc3f7;

  --bg: #f3f9fc;
  --card: rgba(255, 255, 255, 0.72);

  --text: #0f172a;
  --muted: #64748b;

  --border: rgba(37, 170, 225, 0.12);

  --shadow-sm: 0 5px 20px rgba(37, 170, 225, 0.08);
  --shadow-md: 0 15px 40px rgba(37, 170, 225, 0.12);
  --shadow-lg: 0 25px 70px rgba(37, 170, 225, 0.16);

  --radius-xl: 30px;
  --radius-lg: 24px;
  --radius-md: 18px;

  --transition: 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

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

.product-page {
  position: relative;

  padding: 90px 20px;

  background:
    radial-gradient(
      circle at top left,
      rgba(37, 170, 225, 0.08),
      transparent 28%
    ),
    radial-gradient(
      circle at bottom right,
      rgba(41, 121, 167, 0.08),
      transparent 28%
    ),
    linear-gradient(180deg, #f7fcff, #edf7fb);

  overflow: visible;
}

.product-page::before {
  content: "";

  position: absolute;
  top: -150px;
  right: -150px;

  width: 400px;
  height: 400px;

  background: radial-gradient(
    circle,
    rgba(37, 170, 225, 0.18),
    transparent 70%
  );

  filter: blur(60px);

  pointer-events: none;
}

/* ===================================================== */
/* CONTAINER */
/* ===================================================== */

.product-container {
  position: relative;

  max-width: 1280px;
  margin: auto;

  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 65px;

  padding: 45px;

  background: var(--card);

  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);

  border-radius: var(--radius-xl);

  border: 1px solid rgba(255, 255, 255, 0.65);

  box-shadow: var(--shadow-lg);

  animation: fadeUp 0.7s ease;
  overflow: visible;
}

/* ===================================================== */
/* GALLERY */
/* ===================================================== */

.gallery {
  position: sticky;
  top: 90px; /* adjust based on your header height */
  align-self: start;
}
@media (max-width: 980px) {
  .gallery {
    position: relative;
    top: auto;
  }
}
.main-image-wrapper {
  position: relative;

  width: 100%;
  aspect-ratio: 1/1;

  overflow: hidden;

  border-radius: var(--radius-lg);

  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.95),
    rgba(240, 248, 255, 0.9)
  );

  border: 1px solid var(--border);

  box-shadow: var(--shadow-md);
}

.main-image-wrapper::after {
  content: "";

  position: absolute;
  inset: 0;

  background: linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.12),
    transparent 35%
  );

  pointer-events: none;
}

.main-image-wrapper img {
  width: 100%;
  height: 100%;

  object-fit: cover;

  transition:
    transform 0.8s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.5s ease;
}

.main-image-wrapper:hover img {
  transform: scale(1.05);
}

/* ===================================================== */
/* THUMBNAILS */
/* ===================================================== */

.thumbs {
  display: flex;
  gap: 14px;

  flex-wrap: wrap;

  margin-top: 22px;
}

.thumbs img {
  width: 82px;
  height: 82px;

  object-fit: cover;

  border-radius: 18px;

  padding: 3px;

  background: white;

  border: 1px solid transparent;

  cursor: pointer;

  box-shadow: var(--shadow-sm);

  transition:
    transform var(--transition),
    box-shadow var(--transition),
    border-color var(--transition);
}

.thumbs img:hover {
  transform: translateY(-6px);

  border-color: rgba(37, 170, 225, 0.3);

  box-shadow: 0 14px 28px rgba(37, 170, 225, 0.16);
}

.thumbs img.active {
  border-color: var(--primary);

  transform: translateY(-4px);

  box-shadow: 0 14px 30px rgba(37, 170, 225, 0.22);
}

/* ===================================================== */
/* DETAILS */
/* ===================================================== */

.details {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;

  width: fit-content;

  padding: 10px 18px;

  border-radius: 999px;

  background: linear-gradient(135deg, var(--primary), var(--primary-dark));

  color: white;

  font-size: 13px;
  font-weight: 700;

  letter-spacing: 0.4px;

  margin-bottom: 22px;

  box-shadow: 0 12px 28px rgba(37, 170, 225, 0.25);
}

.title {
  font-size: clamp(1.9rem, 2.5vw, 2.8rem);
  line-height: 1.15;
  letter-spacing: -0.5px;
  font-weight: 800;
  margin-bottom: 10px;
}
.product-artno {
  display: inline-flex;
  align-items: center;
  width: fit-content;

  padding: 10px 18px;

  margin-bottom: 24px;

  border-radius: 999px;

  background: linear-gradient(
    135deg,
    rgba(37, 170, 225, 0.08),
    rgba(37, 170, 225, 0.16)
  );

  border: 1px solid rgba(37, 170, 225, 0.18);

  color: var(--primary-dark);

  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;

  backdrop-filter: blur(8px);

  box-shadow: 0 8px 24px rgba(37, 170, 225, 0.08);
}
.product-artno:hover {
  transform: translateY(-2px);

  box-shadow: 0 12px 28px rgba(37, 170, 225, 0.14);

  transition: var(--transition);
}

.feature-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;

  width: fit-content;

  padding: 12px 18px;

  margin-bottom: 24px;

  border-radius: 16px;

  background: linear-gradient(
    135deg,
    rgba(34, 197, 94, 0.08),
    rgba(34, 197, 94, 0.16)
  );

  border: 1px solid rgba(34, 197, 94, 0.2);

  color: #15803d;

  font-size: 0.95rem;
  font-weight: 700;

  box-shadow: 0 8px 24px rgba(34, 197, 94, 0.08);
}

.feature-badge i {
  font-size: 1rem;
}

.description {
  font-size: 1.02rem;

  line-height: 1.9;

  color: var(--muted);

  margin-bottom: 32px;

  max-width: 95%;
}

/* ===================================================== */
/* INFO BOXES */
/* ===================================================== */

.info-box {
  position: relative;

  padding: 24px;

  margin-bottom: 18px;

  border-radius: 22px;

  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.88),
    rgba(248, 252, 255, 0.82)
  );

  border: 1px solid rgba(37, 170, 225, 0.1);

  overflow: hidden;

  box-shadow: var(--shadow-sm);

  transition:
    transform var(--transition),
    box-shadow var(--transition),
    border-color var(--transition);
}

.info-box::before {
  content: "";

  position: absolute;
  top: 0;
  left: 0;

  width: 5px;
  height: 100%;

  background: linear-gradient(to bottom, var(--primary), var(--primary-dark));
}

.info-box:hover {
  transform: translateY(-5px);

  border-color: rgba(37, 170, 225, 0.2);

  box-shadow: 0 20px 40px rgba(37, 170, 225, 0.12);
}

.info-box h3 {
  font-size: 1rem;
  font-weight: 700;

  margin-bottom: 10px;

  color: var(--text);
}

.info-box p {
  color: var(--muted);

  line-height: 1.85;
}
/* ===================================================== */
/* OEM SERVICES */
/* ===================================================== */

.manufacturing-box {
  position: relative;

  padding: 26px;

  margin-top: 8px;
  margin-bottom: 12px;

  border-radius: 22px;

  background: linear-gradient(
    145deg,
    rgba(37, 170, 225, 0.08),
    rgba(255, 255, 255, 0.9)
  );

  border: 1px solid rgba(37, 170, 225, 0.15);

  box-shadow: var(--shadow-sm);
}

.manufacturing-box h3 {
  margin-bottom: 12px;

  color: var(--text);

  font-size: 1.05rem;
  font-weight: 800;
}

.manufacturing-text {
  color: var(--muted);

  line-height: 1.8;

  margin-bottom: 22px;
}

.manufacturing-grid {
  display: grid;

  grid-template-columns: repeat(2, 1fr);

  gap: 12px;
}

.service-item {
  display: flex;
  align-items: center;
  gap: 10px;

  padding: 12px 14px;

  border-radius: 14px;

  background: rgba(255, 255, 255, 0.85);

  border: 1px solid rgba(37, 170, 225, 0.08);

  transition: var(--transition);
}

.service-item:hover {
  transform: translateY(-3px);

  box-shadow: 0 10px 20px rgba(37, 170, 225, 0.08);
}

.service-item i {
  color: var(--primary);

  font-size: 15px;
}

.service-item span {
  font-size: 0.95rem;
  font-weight: 600;

  color: var(--text);
}

@media (max-width: 640px) {
  .manufacturing-grid {
    grid-template-columns: 1fr;
  }
}
/* ===================================================== */
/* BUTTONS */
/* ===================================================== */

.btn-group {
  display: flex;
  gap: 16px;

  flex-wrap: wrap;

  margin-top: 34px;
}

.btn {
  position: relative;

  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;

  min-height: 56px;

  padding: 15px 28px;

  border-radius: 18px;

  text-decoration: none;

  font-weight: 700;

  overflow: hidden;

  transition:
    transform var(--transition),
    box-shadow var(--transition),
    background var(--transition);
}

.btn::before {
  content: "";

  position: absolute;
  top: 0;
  left: -120%;

  width: 100%;
  height: 100%;

  background: linear-gradient(
    120deg,
    transparent,
    rgba(255, 255, 255, 0.28),
    transparent
  );

  transition: 0.8s ease;
}

.btn:hover::before {
  left: 120%;
}

.btn:hover {
  transform: translateY(-5px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));

  color: white;

  box-shadow: 0 16px 34px rgba(37, 170, 225, 0.24);
}

.btn-primary:hover {
  box-shadow: 0 20px 40px rgba(37, 170, 225, 0.3);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.8);

  color: var(--text);

  border: 1px solid rgba(37, 170, 225, 0.12);

  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: white;

  box-shadow: 0 14px 30px rgba(37, 170, 225, 0.1);
}

/* ===================================================== */
/* SUBTLE ANIMATIONS */
/* ===================================================== */

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}



/* ===================================================== */
/* MOBILE */
/* ===================================================== */

@media (max-width: 980px) {
  .product-page {
    padding: 65px 16px;
  }

  .product-container {
    grid-template-columns: 1fr;

    gap: 40px;

    padding: 28px;
  }

  .title {
    font-size: 2.7rem;
  }

  .description {
    max-width: 100%;
  }
}

@media (max-width: 640px) {
  .product-container {
    border-radius: 24px;
  }

  .thumbs img {
    width: 70px;
    height: 70px;
  }

  .btn-group {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .title {
    font-size: 2rem;
    letter-spacing: -1px;
  }
}