/* ==========================================================================
   Homepage (10 Modules) Styling - Lanbang B2B Theme
   ========================================================================== */

/* 1. Hero Swiper Banner */
.hero-banner {
  position: relative;
  width: 100%;
  height: 650px;
  background-color: var(--dark);
}

.hero-banner .swiper,
.hero-banner .swiper-wrapper,
.hero-banner .swiper-slide {
  height: 100%;
}

.hero-slide-item {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
}

.hero-slide-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.3) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 650px;
  color: var(--white);
}

.hero-content .hero-badge {
  display: inline-block;
  padding: 6px 14px;
  background-color: rgba(197, 155, 39, 0.9);
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}

.hero-content h1 {
  font-size: 3rem;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 20px;
  font-weight: 800;
}

.hero-content p {
  font-size: 1.1rem;
  line-height: 1.6;
  color: #e0e0e0;
  margin-bottom: 30px;
}

.hero-banner .swiper-pagination-bullet {
  width: 35px;
  height: 4px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.5);
  opacity: 1;
}

.hero-banner .swiper-pagination-bullet-active {
  background: var(--primary);
  width: 50px;
}

/* 2. About & Numerical Statistics */
.section-about {
  background-color: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: center;
}

.about-text h2 {
  font-size: 2.2rem;
  margin-bottom: 20px;
}

.about-text p {
  margin-bottom: 20px;
  color: var(--gray-700);
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 25px;
  margin-top: 35px;
}

.stat-item {
  border-left: 3px solid var(--primary);
  padding-left: 18px;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--dark);
  line-height: 1;
  display: flex;
  align-items: baseline;
}

.stat-number span.unit {
  font-size: 1.2rem;
  color: var(--primary);
  margin-left: 4px;
}

.stat-label {
  font-size: 0.88rem;
  color: var(--gray-700);
  margin-top: 6px;
  font-weight: 500;
}

.about-image img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

/* 3. Our Advantages */
.section-advantages {
  background-color: var(--gray-100);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.adv-card {
  background: var(--white);
  padding: 35px 25px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  border-top: 3px solid transparent;
  transition: var(--transition);
}

.adv-card:hover {
  border-top-color: var(--primary);
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

.adv-num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--gray-300);
  margin-bottom: 12px;
}

.adv-card:hover .adv-num {
  color: var(--primary);
}

.adv-card h3 {
  font-size: 1.15rem;
  margin-bottom: 15px;
}

.adv-card p {
  font-size: 0.88rem;
  color: var(--gray-700);
  line-height: 1.6;
}

/* 4. Recommend Products Grid */
.section-products {
  background-color: var(--white);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.product-card {
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition);
}

.product-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-5px);
  border-color: var(--primary);
}

.product-thumb {
  position: relative;
  overflow: hidden;
  height: 280px;
  background-color: #f0f0f0;
}

.product-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-thumb img {
  transform: scale(1.06);
}

.product-badge {
  position: absolute;
  top: 15px;
  left: 15px;
  background: rgba(20, 20, 20, 0.75);
  color: var(--white);
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 2px;
  text-transform: uppercase;
}

.product-info {
  padding: 22px;
}

.product-info h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
  font-weight: 600;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 2.6em;
}

.product-info .specs {
  font-size: 0.82rem;
  color: var(--gray-500);
  margin-bottom: 15px;
}

.product-info .btn {
  width: 100%;
  padding: 10px;
  font-size: 0.85rem;
}

/* 5. Selection Cases (Projects) */
.section-cases {
  background-color: var(--dark);
}

.cases-swiper .swiper-slide {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  height: 380px;
}

.case-card {
  position: relative;
  width: 100%;
  height: 100%;
}

.case-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.case-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.85) 100%);
  padding: 30px 20px 20px;
  color: var(--white);
}

.case-overlay h3 {
  color: var(--white);
  font-size: 1.15rem;
  margin-bottom: 6px;
}

.case-overlay p {
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
}

/* 6. Customer Reviews */
.section-reviews {
  background-color: var(--gray-100);
}

.review-card {
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.review-quote {
  font-size: 1.15rem;
  font-style: italic;
  color: var(--gray-700);
  line-height: 1.7;
  margin-bottom: 25px;
}

.review-author h4 {
  font-size: 1.05rem;
  color: var(--dark);
}

.review-author span {
  font-size: 0.85rem;
  color: var(--primary);
  font-weight: 600;
}

/* 7. Strength & Certificates */
.section-honor {
  background-color: var(--dark-light);
}

.honor-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.honor-item {
  background: var(--white);
  padding: 15px;
  border-radius: var(--radius-sm);
  text-align: center;
  transition: var(--transition);
}

.honor-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

.honor-item img {
  height: 200px;
  width: 100%;
  object-fit: contain;
  margin-bottom: 10px;
}

.honor-item p {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--dark);
}

/* 8. News Tab Section */
.section-news {
  background-color: var(--white);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.news-card {
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition);
}

.news-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.news-thumb {
  height: 200px;
  overflow: hidden;
}

.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.news-card:hover .news-thumb img {
  transform: scale(1.05);
}

.news-content {
  padding: 20px;
}

.news-date {
  font-size: 0.78rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 8px;
}

.news-content h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
}

/* 9. Partners Logo Grid */
.section-partner {
  background-color: var(--gray-100);
  padding: 50px 0;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
  align-items: center;
}

.partner-item {
  background: var(--white);
  padding: 20px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  height: 80px;
  border: 1px solid var(--gray-300);
  filter: grayscale(100%);
  opacity: 0.7;
  transition: var(--transition);
}

.partner-item:hover {
  filter: grayscale(0%);
  opacity: 1;
  border-color: var(--primary);
}

/* 10. Bottom Inquiry Section */
.section-inquiry {
  background: linear-gradient(135deg, #181818 0%, #2a2a2a 100%);
  color: var(--white);
}

.inquiry-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: center;
}

.inquiry-info h2 {
  color: var(--white);
  font-size: 2.2rem;
  margin-bottom: 15px;
}

.inquiry-info p {
  color: #ccc;
  margin-bottom: 25px;
  font-size: 1rem;
}

.inquiry-contacts p {
  margin-bottom: 12px;
  font-size: 1rem;
}

.inquiry-contacts strong {
  color: var(--primary);
  margin-right: 8px;
}

.inquiry-form-card {
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  color: var(--dark);
}

.inquiry-form-card h3 {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.inquiry-form-card .form-desc {
  font-size: 0.85rem;
  color: var(--gray-700);
  margin-bottom: 25px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--dark);
}

.form-control {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.9rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(197, 155, 39, 0.15);
}

.form-alert {
  padding: 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 15px;
  font-size: 0.88rem;
  display: none;
}

.form-alert.success {
  background-color: #d4edda;
  color: #155724;
  display: block;
}

.form-alert.error {
  background-color: #f8d7da;
  color: #721c24;
  display: block;
}

/* Responsive */
@media (max-width: 992px) {
  .hero-content h1 { font-size: 2.2rem; }
  .about-grid { grid-template-columns: 1fr; }
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .honor-grid { grid-template-columns: repeat(3, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .partners-grid { grid-template-columns: repeat(3, 1fr); }
  .inquiry-grid { grid-template-columns: 1fr; }
}

@media (max-width: 576px) {
  .hero-banner { height: 500px; }
  .hero-content h1 { font-size: 1.8rem; }
  .advantages-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .honor-grid { grid-template-columns: repeat(2, 1fr); }
  .partners-grid { grid-template-columns: repeat(2, 1fr); }
}