/* NAV LINK */
.nav-link {
  position: relative;
  padding-bottom: 6px;
  color: #374151;
  transition: color .3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(to right, #1f4e5f, #6366f1);
  transition: width .3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* LANGUAGE */
.lang-item {
  width: 100%;
  padding: 10px 14px;
  text-align: left;
  font-size: 14px;
  transition: background .2s ease;
}

.lang-item:hover {
  background: #f3f4f6;
}

/* HERO */
.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  color: white;
  margin-bottom: 24px;
}

.hero-text {
  color: rgba(255,255,255,.9);
  font-size: 1.125rem;
  margin-bottom: 32px;
}

.hero-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 10px;
  background: white;
  color: #1f4e5f;
  font-weight: 600;
  transition: transform .3s ease, box-shadow .3s ease;
}

.hero-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 20px 40px rgba(0,0,0,.2);
}

/* VISUAL */
.hero-visual {
  width: 380px;
  height: 380px;
  padding: 12px;
  background: rgba(255,255,255,.2);
  backdrop-filter: blur(20px);
  border-radius: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
}

/* BLOBS */
.blob-left {
  position: absolute;
  bottom: -160px;
  left: -160px;
  width: 600px;
  height: 600px;
  background: linear-gradient(135deg, #34d399, #22d3ee);
  border-radius: 50%;
  filter: blur(120px);
  opacity: .7;
}

.blob-right {
  position: absolute;
  top: 80px;
  right: -160px;
  width: 500px;
  height: 500px;
  background: linear-gradient(135deg, #f472b6, #fb923c);
  border-radius: 50%;
  filter: blur(120px);
  opacity: .7;
}

/* PROCESS SECTION */
.process-card {
  background: white;
  border-radius: 20px;
  padding: 36px 28px;
  box-shadow: 0 20px 40px rgba(0,0,0,.08);
  transition: transform .3s ease, box-shadow .3s ease;
  position: relative;
}

.process-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 30px 60px rgba(0,0,0,.15);
}

.process-number {
  font-size: 48px;
  font-weight: 800;
  color: rgba(31,78,95,.15);
  margin-bottom: 12px;
}

.process-title {
  font-size: 22px;
  font-weight: 700;
  color: #1f4e5f;
  margin-bottom: 10px;
}

.process-text {
  color: #4b5563;
  line-height: 1.7;
}

/* OUR CLIENTS */
.client-logo {
  background: #ffffff;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 15px 30px rgba(0,0,0,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .3s ease, box-shadow .3s ease, filter .3s ease;
}

.client-logo img {
  max-height: 50px;
  filter: grayscale(100%);
  opacity: 0.7;
  transition: filter .3s ease, opacity .3s ease;
}

.client-logo:hover {
  transform: translateY(-6px);
  box-shadow: 0 25px 45px rgba(0,0,0,.15);
}

.client-logo:hover img {
  filter: grayscale(0%);
  opacity: 1;
}


/* BEST PRODUCTS */
.product-card {
  background: white;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0,0,0,.08);
  transition: transform .35s ease, box-shadow .35s ease;
}

.product-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 35px 70px rgba(0,0,0,.15);
}

.product-image {
  height: 280px;
  overflow: hidden;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.product-card:hover img {
  transform: scale(1.08);
}

.product-title {
  font-size: 22px;
  font-weight: 700;
  color: #1f4e5f;
  margin-bottom: 10px;
}

.product-text {
  color: #4b5563;
  line-height: 1.7;
}

/* FOOTER */
.footer-link {
  color: #9ca3af;
  transition: color .3s ease, transform .3s ease;
}

.footer-link:hover {
  color: #ffffff;
  transform: translateX(4px);
}

.social-link {
  font-size: 14px;
  color: #9ca3af;
  transition: color .3s ease;
}

.social-link:hover {
  color: #ffffff;
}

/* VISION & MISSION */
.vision-card,
.mission-card {
  background: white;
  border-radius: 22px;
  padding: 48px 40px;
  box-shadow: 0 20px 40px rgba(0,0,0,.08);
  transition: transform .3s ease, box-shadow .3s ease;
}

.vision-card:hover,
.mission-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 30px 60px rgba(0,0,0,.15);
}

.vision-title {
  font-size: 28px;
  font-weight: 800;
  color: #1f4e5f;
  margin-bottom: 18px;
}

.vision-text {
  color: #4b5563;
  font-size: 18px;
  line-height: 1.8;
}

.mission-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.mission-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 14px;
  color: #4b5563;
  line-height: 1.7;
}

.mission-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: #1f4e5f;
  font-weight: bold;
}

/* CONTACT FORM */
.form-label {
  display: block;
  font-weight: 600;
  color: #374151;
  margin-bottom: 8px;
}

.form-input {
  width: 100%;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid #e5e7eb;
  outline: none;
  transition: border .3s ease, box-shadow .3s ease;
}

.form-input:focus {
  border-color: #1f4e5f;
  box-shadow: 0 0 0 3px rgba(31,78,95,.15);
}

.contact-info {
  background: white;
  padding: 18px 20px;
  border-radius: 14px;
  box-shadow: 0 10px 25px rgba(0,0,0,.08);
  color: #374151;
  font-weight: 500;
}
.tab-btn {
  padding: 12px 0;
  font-weight: 700;
  border-bottom: 3px solid transparent;
  color: #6b7280;
}
.tab-btn.active {
  color: #000;
  border-color: #000;
}

.sub-btn {
  width: 100%;
  text-align: left;
  padding: 10px 14px;
  border-radius: 10px;
  color: #374151;
}
.sub-btn.active,
.sub-btn:hover {
  background: #e5e7eb;
  font-weight: 600;
}

.item-card {
  min-width: 220px;
  flex-shrink: 0;
}

.item-box {
  background: white;
  border-radius: 18px;
  padding: 40px 20px;
  box-shadow: 0 20px 40px rgba(0,0,0,.08);
  text-align: center;
  font-weight: 600;
}

/* hide scrollbar */
.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { scrollbar-width: none; }

.hero-image {
  width: 100%;
  height: 100%;
  border-radius: 32px
}
.hero-image-alt {
  width: 80%;
  height: 80%;
  object-fit: contain;
}

.tab-btn {
  padding: 10px 24px;
  font-weight: 600;
  border-bottom: 2px solid transparent;
}
.tab-btn.active {
  color: #1f4e5f;
  border-color: #1f4e5f;
}

.sub-btn {
  width: 100%;
  padding: 12px 16px;
  border-radius: 14px;
  text-align: left;
}
.sub-btn.active {
  background: #1f4e5f;
  color: white;
}

.product-card {
  min-width: 260px;
  background: white;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 12px 30px rgba(0,0,0,.06);
  transition: .3s;
}
.product-card:hover {
  transform: translateY(-6px);
}
.product-img {
  height: 220px;
  background-size: cover;
  background-position: center;
}
.product-body {
  padding: 16px;
}