/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 17px; }
body { background: #f5f5f5; background: #f5f5f5;
  color: #e8ede9;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: #4da6ff; text-decoration: none; transition: color 0.2s; }
a:hover { color: #a8ff60; }
img { display: block; max-width: 100%; height: auto; }

/* ===== Navigation ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(26,40,32,0.92); backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(77,166,255,0.1);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 60px;
}
.nav-brand { display: flex; align-items: center; gap: 8px; color: #333; font-weight: 800; font-size: 18px; letter-spacing: 2px; }
.brand-icon { font-size: 24px; }
.nav-links { display: flex; gap: 28px; }
.nav-links a { color: #b0c4a8; font-size: 15px; font-weight: 500; }
.nav-links a:hover { color: #4da6ff; }
.nav-toggle { display: none; background: none; border: none; color: #e8ede9; font-size: 24px; cursor: pointer; }

/* ===== Hero ===== */
.hero {
  max-width: 900px; margin: 0 auto; padding: 60px 24px 40px;
  text-align: center;
}
.hero-badge {
  display: inline-block; padding: 6px 16px; border-radius: 20px;
  background: rgba(77,166,255,0.12); border: 1px solid rgba(77,166,255,0.2);
  color: #4da6ff; font-size: 13px; font-weight: 600; letter-spacing: 0.5px;
  margin-bottom: 24px;
}
.hero-title {
  font-size: clamp(42px, 8vw, 72px); font-weight: 900;
  line-height: 1.05; letter-spacing: -1px; color: #333;
  margin-bottom: 20px;
}
.hero-sub { font-size: 18px; color: #a0b898; max-width: 600px; margin: 0 auto 40px; line-height: 1.7; }
.hero-sub strong { color: #4da6ff; }
.hero-stats {
  display: flex; justify-content: center; gap: 40px; margin-bottom: 32px;
  flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-num { display: block; font-size: 32px; font-weight: 800; color: #4da6ff; }
.stat-label { font-size: 13px; color: #78907a; letter-spacing: 0.3px; }
.hero-trust {
  display: flex; justify-content: center; gap: 20px; flex-wrap: wrap;
  font-size: 13px; color: #78907a;
}

/* ===== Section ===== */
.section-title {
  font-size: clamp(28px, 4vw, 40px); font-weight: 800; text-align: center;
  color: #333; margin-bottom: 12px;
}
.section-desc { font-size: 17px;
  text-align: center; color: #78907a; font-size: 16px; margin-bottom: 48px;
  max-width: 600px; margin-left: auto; margin-right: auto;
}
.products, .features, .process, .specs-overview, .contact {
  max-width: 1200px; margin: 0 auto; padding: 60px 24px;
}

/* ===== Factory Banner ===== */
.factory-banner {
  width: 100%;
  height: 500px;
  overflow: hidden;
  background: #f5f5f5;
}
.factory-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center top;
}

/* ===== Shipping Gallery ===== */
.shipping-gallery {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 24px;
}
.shipping-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 20px;
}
.shipping-item {
  background: #f5f5f5;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(77,166,255,0.06);
  transition: transform 0.2s, border-color 0.2s;
}
.shipping-item:hover {
  transform: translateY(-4px);
  border-color: rgba(77,166,255,0.2);
}
.shipping-item img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}
.shipping-caption {
  display: none;
}

/* ===== Workshop Gallery ===== */
.workshop-gallery {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 24px;
}
.workshop-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.workshop-item {
  background: #f5f5f5;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(77,166,255,0.06);
  transition: transform 0.2s, border-color 0.2s;
}
.workshop-item:hover {
  transform: translateY(-4px);
  border-color: rgba(77,166,255,0.2);
}
.workshop-item img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
}
.workshop-caption {
  display: none;
}

@media (max-width: 768px) {
  .workshop-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ===== Customer Usage Gallery ===== */
.customer-usage {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 24px;
}
.usage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.usage-item {
  background: #f5f5f5;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(77,166,255,0.06);
  transition: transform 0.2s, border-color 0.2s;
}
.usage-item:hover {
  transform: translateY(-4px);
  border-color: rgba(77,166,255,0.2);
}
.usage-item img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
}

@media (max-width: 768px) {
  .usage-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== Product Grid (Home) ===== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.product-card {
  background: #f5f5f5; border-radius: 16px; overflow: hidden;
  border: 1px solid rgba(77,166,255,0.06);
  transition: transform 0.2s, border-color 0.2s;
  display: block;
}
.product-card:hover { transform: translateY(-4px); border-color: rgba(77,166,255,0.2); }
.product-img-wrap {
  aspect-ratio: 1 / 1; overflow: hidden; background: #1f2e26;
}
.product-img-wrap img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.3s;
}
.product-card:hover .product-img-wrap img { transform: scale(1.05); }
.product-info { padding: 20px; }
.product-tag {
  display: inline-block; padding: 3px 10px; border-radius: 4px;
  background: rgba(77,166,255,0.1); color: #4da6ff;
  font-size: 11px; font-weight: 700; letter-spacing: 0.5px; text-transform: uppercase;
  margin-bottom: 10px;
}
.product-info h3 { font-size: 22px; font-weight: 800; color: #333; margin-bottom: 6px; }
.product-capacity { font-size: 20px; color: #4da6ff; font-weight: 700; }
.product-power { font-size: 13px; color: #78907a; margin-bottom: 12px; }
.product-link { font-size: 14px; color: #4da6ff; font-weight: 600; }

/* ===== Features ===== */
.feature-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}
.feature-card {
  background: #f5f5f5; border-radius: 14px; padding: 28px;
  border: 1px solid rgba(77,166,255,0.06);
}
.feature-icon { font-size: 32px; display: block; margin-bottom: 14px; }
.feature-card h3 { font-size: 18px; font-weight: 700; color: #333; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: #78907a; line-height: 1.6; }

/* ===== Process ===== */
.process-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}
.process-step {
  background: #f5f5f5; border-radius: 14px; padding: 28px;
  border: 1px solid rgba(77,166,255,0.06);
}
.step-num { font-size: 36px; font-weight: 900; color: rgba(77,166,255,0.15); display: block; margin-bottom: 12px; }
.process-step h3 { font-size: 18px; font-weight: 700; color: #333; margin-bottom: 8px; }
.process-step p { font-size: 14px; color: #78907a; line-height: 1.6; }

/* ===== Specs Table ===== */
.table-wrap { overflow-x: auto; }
.spec-table {
  width: 100%; border-collapse: collapse; background: #f5f5f5;
  border-radius: 12px; overflow: hidden;
}
.spec-table th, .spec-table td {
  color: #333 !important; padding: 12px 16px; text-align: left; font-size: 14px;
  border-bottom: 1px solid rgba(77,166,255,0.06);
}
.spec-table th { background: rgba(77,166,255,0.05); color: #4da6ff; font-weight: 700; font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; }
.spec-table td { color: #333; }
.spec-table tbody tr:hover { background: rgba(77,166,255,0.03); }

/* ===== Contact ===== */
.contact-cards {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}
.contact-card {
  background: #f5f5f5; border-radius: 14px; padding: 28px;
  border: 1px solid rgba(77,166,255,0.06); text-align: center;
}
.contact-icon { font-size: 32px; display: block; margin-bottom: 12px; }
.contact-card h3 { font-size: 16px; font-weight: 700; color: #333; margin-bottom: 6px; }
.contact-card p { font-size: 15px; color: #4da6ff; }

/* ===== Product Detail Page ===== */
.breadcrumb {
  max-width: 1200px; margin: 0 auto; padding: 72px 24px 0;
  font-size: 13px; color: #587058;
}
.breadcrumb a { color: #4da6ff; }
.breadcrumb span { margin: 0 8px; }

.product-detail {
  max-width: 1200px; margin: 0 auto; padding: 32px 24px 60px;
}
.product-detail-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start;
}
.product-photo {
  aspect-ratio: 1 / 1; border-radius: 20px; overflow: hidden;
  background: #1f2e26; border: 1px solid rgba(77,166,255,0.08);
}
.product-photo img { width: 100%; height: 100%; object-fit: cover; }
.product-specs h1 { font-size: 42px; font-weight: 900; color: #333; margin-bottom: 4px; }
.product-subtitle { font-size: 16px; color: #78907a; margin-bottom: 28px; }

.detail-spec-table { width: 100%; border-collapse: collapse; margin-bottom: 28px; }
.detail-spec-table td { padding: 10px 0; border-bottom: 1px solid rgba(77,166,255,0.06); font-size: 14px; vertical-align: top; }
.spec-label { color: #333 !important; font-weight: 600; width: 160px; white-space: nowrap; }
.detail-spec-table td:not(.spec-label) { color: #333 !important; font-weight: 500; }

.cta-btn {
  display: inline-block; padding: 14px 36px; border-radius: 10px;
  background: #4da6ff; color: #0a0f0d; font-weight: 800; font-size: 16px;
  text-align: center; transition: background 0.2s;
}
.cta-btn:hover { background: #a8ff60; color: #0a0f0d; }

/* Product Features */
.product-features {
  max-width: 1200px; margin: 0 auto; padding: 40px 24px 60px;
}
.product-features h2 { font-size: 28px; font-weight: 800; color: #333; margin-bottom: 24px; text-align: center; }
.pf-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.pf-item {
  background: #f5f5f5; border-radius: 12px; padding: 24px;
  border: 1px solid rgba(77,166,255,0.06); text-align: center;
}
.pf-icon { font-size: 28px; display: block; margin-bottom: 10px; }
.pf-item h3 { font-size: 15px; font-weight: 700; color: #333; margin-bottom: 6px; }
.pf-item p { font-size: 13px; color: #a8c8a8; }

/* Product Description Section */
.product-description {
  max-width: 1200px; margin: 0 auto; padding: 40px 24px 60px;
}
.product-description h2 { font-size: 28px; font-weight: 800; color: #333; margin-bottom: 24px; }
.product-description p { font-size: 15px; color: #e8ede9; line-height: 1.8; margin-bottom: 20px; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; margin-top: 32px; }
.feature-box {
  background: #f5f5f5; border-radius: 12px; padding: 24px;
  border: 1px solid rgba(77,166,255,0.06);
}
.feature-box h3 { font-size: 16px; font-weight: 700; color: #333; margin-bottom: 8px; }
.feature-box p { font-size: 13px; color: #a8c8a8; line-height: 1.6; }

/* Other Models */
.other-models {
  max-width: 1200px; margin: 0 auto; padding: 40px 24px 80px;
}
.other-models h2 { font-size: 28px; font-weight: 800; color: #333; margin-bottom: 24px; text-align: center; }
.other-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
}
.other-card {
  background: #f5f5f5; border-radius: 12px; overflow: hidden;
  border: 1px solid rgba(77,166,255,0.06); transition: border-color 0.2s;
  display: block;
}
.other-card:hover { border-color: rgba(77,166,255,0.2); }
.other-card img { aspect-ratio: 1/1; width: 100%; object-fit: cover; }
.other-info { padding: 12px; }
.other-info h4 { font-size: 14px; font-weight: 700; color: #333; }
.other-info p { font-size: 12px; color: #4da6ff; }

/* ===== Footer ===== */
.footer {
  background: #080c0a; border-top: 1px solid rgba(77,166,255,0.06);
  padding: 32px 24px; text-align: center;
}
.footer-brand { font-size: 14px; color: #587058; margin-bottom: 12px; }

  .footer-contact {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 12px;
    flex-wrap: wrap;
  }
  .footer-contact span {
    font-size: 13px;
    color: #4da6ff;
  }
  .footer-copy { font-size: 12px; color: #384838; }
@media (max-width: 768px) {
  .factory-banner {
    height: 180px;
    max-height: 40vh;
  }
  
  .hero {
    padding: 30px 20px 20px;
  }
  
  .hero-title {
    font-size: 28px;
    margin-bottom: 12px;
  }
  
  .hero-sub {
    font-size: 14px;
    margin-bottom: 20px;
  }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open { display: flex; flex-direction: column; position: absolute; top: 60px; left: 0; right: 0; background: rgba(10,15,13,0.97); padding: 16px 24px; gap: 16px; border-bottom: 1px solid rgba(77,166,255,0.1); }
  .nav-toggle { display: block; }
  .hero-title { font-size: 36px; }
  .hero-stats { gap: 24px; }
  .stat-num { font-size: 26px; }
  .product-detail-inner { grid-template-columns: 1fr; gap: 28px; }
  .product-specs h1 { font-size: 32px; }
  .spec-label { width: 120px; }
}

/* Product Introduction Section */
.product-intro {
  padding: 80px 20px;
  background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%);
}

.product-intro .section-title {
  text-align: center;
  margin-bottom: 40px;
  font-size: 36px;
  color: #1a1a1a;
}

.intro-content {
  max-width: 900px;
  margin: 0 auto;
  background: white;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  line-height: 1.8;
  color: #333;
}

.intro-lead {
  font-size: 18px;
  font-weight: 600;
  color: #22c55e;
  margin-bottom: 30px;
  text-align: center;
}

.intro-content h3 {
  font-size: 24px;
  color: #1a1a1a;
  margin: 30px 0 15px 0;
  font-weight: 700;
}

.intro-content h3:first-child {
  margin-top: 0;
}

.intro-content p {
  margin-bottom: 20px;
  text-align: justify;
}

.intro-content ul {
  margin: 20px 0;
  padding-left: 25px;
}

.intro-content ul li {
  margin-bottom: 10px;
  position: relative;
  padding-left: 10px;
}

.intro-content ul li:before {
  content: "✓";
  color: #22c55e;
  font-weight: bold;
  position: absolute;
  left: -20px;
}

/* SEO Keywords Box */
.seo-keywords {
  margin-top: 40px;
  padding: 20px;
  background: #f9fafb;
  border-left: 4px solid #22c55e;
  border-radius: 8px;
}

.seo-keywords h4 {
  margin: 0 0 15px 0;
  color: #1a1a1a;
  font-size: 16px;
}

.seo-keywords .keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.seo-keywords .keyword {
  background: #22c55e;
  color: white;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
  .product-intro {
    padding: 60px 15px;
  }
  
  .intro-content {
    padding: 25px;
  }
  
  .intro-content h3 {
    font-size: 20px;
  }
  
  .seo-keywords .keywords {
    gap: 8px;
  }
}


/* ===== WhatsApp Floating Button ===== */
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #25D366;
  color: #333;
  border-radius: 50px;
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(37,211,102,0.4);
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 9999;
  transition: all 0.3s;
}
.whatsapp-float:hover {
  background: #128C7E;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(37,211,102,0.5);
}
.whatsapp-float .wa-icon {
  font-size: 20px;
}
@media (max-width: 768px) {
  .whatsapp-float {
    bottom: 16px;
    right: 16px;
    padding: 10px 16px;
    font-size: 13px;
  }
}


/* ===== Contact Buttons Section ===== */
.contact-buttons-section {
  max-width: 900px;
  margin: 40px auto;
  padding: 0 24px;
  text-align: center;
}
.contact-buttons-title {
  font-size: 18px;
  font-weight: 800;
  color: #333;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}
.contact-buttons-grid {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.contact-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  font-size: 14px;
  transition: all 0.3s;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  background: #1a2a20;
  border: 2px solid rgba(77,166,255,0.2);
}
.contact-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.3);
  border-color: rgba(77,166,255,0.4);
  background: #2a3d32;
}
.contact-btn img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}
.contact-btn span {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.contact-btn .btn-title { font-size: 16px; font-weight: 700; color: #4da6ff; }
.contact-btn .btn-subtitle { font-size: 13px; font-weight: 500; color: #a8c8e8; }
@media (max-width: 768px) {
  .contact-buttons-grid {
    flex-direction: column;
    align-items: center;
  }
  .contact-btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
}





/* Force white text for all spec tables */
.specs-list td, .detail-spec-table td, .spec-table td {
  color: #333 !important;
}
/* Specs list text color - white for dark background */
.specs-list li {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid rgba(77,166,255,0.06);
}
.specs-list .label {
  color: #333;
  font-weight: 600;
}
.specs-list .value {
  color: #333;
  font-weight: 500;
}

.specs-list th, .detail-spec-table th, .spec-table th {
  color: #4da6ff !important;
}




/* ===== FAQ Section ===== */
.faq-section {
  max-width: 900px;
  margin: 60px auto;
  padding: 40px 24px;
  background: #f5f5f5;
  border-radius: 16px;
}
.faq-section h2 {
  font-size: 32px;
  font-weight: 800;
  color: #333;
  text-align: center;
  margin-bottom: 32px;
}
.faq-item {
  margin-bottom: 20px;
  padding: 16px 20px;
  background: #fff;
  border-radius: 10px;
  border-left: 3px solid #4da6ff;
}
.faq-question {
  font-size: 16px;
  font-weight: 700;
  color: #333;
  margin-bottom: 8px;
}
.faq-answer {
  font-size: 15px;
  color: #555;
  line-height: 1.7;
}
.faq-answer strong {
  color: #333;
}