/* ============================================
   Borong Automation - Global Stylesheet v2
   Industrial design inspired by Caterpillar
   Amber/Charcoal color scheme for B2B manufacturer
   ============================================ */

/* ===== CSS Variables ===== */
:root {
  /* Colors - Industrial Dark Theme */
  --bg-primary: #0d0d0d;
  --bg-secondary: #141414;
  --bg-card: #1a1a1a;
  --bg-card-hover: #222222;
  --bg-light: #f5f5f5;
  --bg-light-alt: #ebebeb;

  --accent: #ffb800;
  --accent-hover: #ffc933;
  --accent-dark: #cc9300;
  --accent-glow: rgba(255, 184, 0, 0.12);
  --accent-glow-strong: rgba(255, 184, 0, 0.25);

  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --text-muted: #707070;
  --text-dark: #1a1a1a;
  --text-dark-secondary: #555555;

  --border-color: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 184, 0, 0.4);
  --border-light: rgba(0, 0, 0, 0.1);

  --gradient-accent: linear-gradient(135deg, #ffb800 0%, #ff9500 100%);
  --gradient-hero: linear-gradient(180deg, rgba(13,13,13,0.7) 0%, rgba(13,13,13,0.9) 50%, rgba(13,13,13,1) 100%);
  --gradient-card: linear-gradient(180deg, #1a1a1a 0%, #141414 100%);

  --shadow-glow: 0 0 30px rgba(255, 184, 0, 0.15);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-strong: 0 8px 32px rgba(0, 0, 0, 0.5);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);

  /* Typography */
  --font-main: 'Inter', 'Segoe UI', 'Hiragino Sans', 'Noto Sans', sans-serif;
  --font-size-base: 16px;

  /* Layout */
  --max-width: 1400px;
  --header-height: 72px;
  --radius: 4px;
  --radius-sm: 2px;
}

/* RTL Support */
[dir="rtl"] {
  text-align: right;
}

/* ===== Reset ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: var(--font-size-base);
}

body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; color: inherit; }

/* ===== Utility ===== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

.container-wide {
  max-width: 100%;
  padding: 0;
}

.section {
  padding: 100px 0;
  position: relative;
}

.section-tight {
  padding: 64px 0;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 16px;
  letter-spacing: -1px;
  line-height: 1.2;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.15rem;
  margin-bottom: 56px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

/* Accent bar under titles */
.section-accent-bar {
  width: 60px;
  height: 4px;
  background: var(--accent);
  margin: 0 auto 56px;
  border-radius: 2px;
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(13, 13, 13, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(13, 13, 13, 0.98);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.logo-img {
  height: 56px;
  width: auto;
  transition: var(--transition);
}

.logo span {
  color: var(--accent);
}

.logo:hover .logo-img {
  transform: scale(1.05);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
  padding: 4px 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: var(--transition);
}

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

/* Language Switcher */
.lang-switcher {
  position: relative;
}

.lang-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.lang-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  min-width: 160px;
  box-shadow: var(--shadow-strong);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition);
  z-index: 100;
}

.lang-dropdown.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: var(--transition);
  cursor: pointer;
}

.lang-option:hover {
  background: var(--bg-card-hover);
  color: var(--accent);
}

.lang-option.active {
  color: var(--accent);
  background: var(--accent-glow);
}

.lang-flag {
  font-size: 1.2rem;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
  border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== Hero Section - Full-screen industrial ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background: var(--bg-primary);
  overflow: hidden;
  padding-top: var(--header-height);
}

/* Background image with overlay */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
}

/* Diagonal accent stripe */
.hero-stripe {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: var(--accent);
  z-index: 3;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
  width: 100%;
}

.hero-tagline {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-glow);
  border: 1px solid rgba(255, 184, 0, 0.3);
  border-radius: var(--radius);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 24px;
}

.hero-content h1 {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -1.5px;
  max-width: 800px;
}

.hero-content h1 .highlight {
  color: var(--accent);
}

.hero-content .hero-desc {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  line-height: 1.7;
  max-width: 640px;
}

/* SPT Labtech inspired customer-centric statement */
.hero-customer-statement {
  font-size: 1.15rem;
  color: var(--text-primary);
  margin-bottom: 36px;
  line-height: 1.7;
  max-width: 640px;
  padding-left: 20px;
  border-left: 3px solid var(--accent);
  font-style: italic;
}

.hero-customer-statement strong {
  color: var(--accent);
  font-style: normal;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

/* Buttons - Industrial style */
.btn {
  padding: 16px 36px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 700;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: #1a1a1a;
  box-shadow: 0 4px 20px rgba(255, 184, 0, 0.3);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(255, 184, 0, 0.45);
}

.btn-outline {
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: var(--text-primary);
  background: transparent;
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

.btn-dark {
  background: #1a1a1a;
  color: #fff;
  border: 2px solid #1a1a1a;
}

.btn-dark:hover {
  background: var(--accent);
  color: #1a1a1a;
  border-color: var(--accent);
}

/* Hero Stats - Industrial bar style */
.hero-stats {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.stat-item {
  flex: 1;
  min-width: 160px;
  padding: 24px 32px 24px 0;
  border-right: 1px solid var(--border-color);
}

.stat-item:last-child {
  border-right: none;
}

.stat-item .stat-num {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 6px;
}

.stat-item .stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===== Customer Focus Section (SPT Labtech inspired) ===== */
.customer-focus {
  padding: 100px 0;
  background: var(--bg-secondary);
  position: relative;
}

.customer-focus-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.customer-focus h2 {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.customer-focus h2 .highlight {
  color: var(--accent);
}

.customer-focus p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ===== Products Section - Caterpillar card style, 2 columns on wide screens ===== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.product-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}

.product-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-strong);
}

.product-card-image {
  height: 440px;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 16px;
}

.product-card-image img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Amber overlay on hover */
.product-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(13, 13, 13, 0.8) 100%);
  opacity: 0;
  transition: var(--transition);
}

.product-card:hover .product-card-image::after {
  opacity: 1;
}

.product-card-body {
  padding: 24px;
}

.product-card-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--accent-glow);
  color: var(--accent);
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 700;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.product-card-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.product-card-body p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== Full product card (products page) ===== */
.product-card-full {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.product-card-full:hover {
  transform: translateY(-6px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-strong);
}

.product-card-full-image {
  height: 480px;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 16px;
}

.product-card-full-image img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.product-card-full-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(13, 13, 13, 0.8) 100%);
  opacity: 0;
  transition: var(--transition);
}

.product-card-full:hover .product-card-full-image::after {
  opacity: 1;
}

.product-card-full-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-card-full-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.product-card-full-body p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
}

.product-card-full-body .tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--accent-glow);
  color: var(--accent);
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 700;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.product-card-full-body .inquire-btn {
  margin-top: 16px;
  padding: 10px 20px;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  transition: var(--transition);
  text-align: center;
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.product-card-full-body .inquire-btn:hover {
  background: var(--accent);
  color: #1a1a1a;
  border-color: var(--accent);
}

.products-full-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.category-section {
  margin-bottom: 72px;
}

.category-section h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--accent);
  display: inline-block;
}

.category-section p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 28px;
}

/* ===== Advantages Section ===== */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.advantage-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 0;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

/* Top accent bar */
.advantage-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

.advantage-card:hover::before {
  transform: scaleX(1);
}

.advantage-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-hover);
}

/* Advantages Grid: 4 columns for compact 2x2 layout */
.advantages-grid-4col {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

/* When advantage cards have illustrations on top */
.advantages-grid.with-images {
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.advantage-card.with-image {
  display: flex;
  flex-direction: column;
}

.advantage-card .top-illustration {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 4px solid var(--accent);
}

.advantage-card .top-illustration svg {
  width: 60%;
  height: 80%;
  max-width: 200px;
}

.advantage-card.with-image .advantage-icon {
  margin: 24px 28px 16px;
}

.advantage-card.with-image h3 {
  font-size: 1.15rem;
  margin: 0 28px 12px;
  line-height: 1.3;
}

.advantage-card.with-image p {
  margin: 0;
}

.advantage-image-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}

.advantage-image-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-strong);
}

.advantage-image-card .img {
  height: 180px;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  border-bottom: 4px solid var(--accent);
}

.advantage-image-card .img svg {
  width: 70%;
  height: 70%;
  opacity: 0.85;
  transition: var(--transition);
}

.advantage-image-card:hover .img svg {
  opacity: 1;
  transform: scale(1.05);
}

.advantage-image-card .body {
  padding: 24px 20px;
}

.advantage-image-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.3;
}

.advantage-image-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Original icon style */
.advantage-icon {
  width: 56px;
  height: 56px;
  background: var(--accent-glow);
  border: 1px solid rgba(255, 184, 0, 0.2);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.advantage-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.advantage-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  padding: 0 28px 36px;
}

.svg-icon-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

.svg-icon-card:hover::before {
  transform: scaleX(1);
}

.svg-icon-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
}

.svg-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-glow);
  border: 1px solid rgba(255, 184, 0, 0.25);
  border-radius: var(--radius);
}

.svg-icon-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.3;
}

.svg-icon-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== Industries Section (with photos) ===== */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.industry-card {
  position: relative;
  height: 160px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  transition: var(--transition);
  cursor: pointer;
}

.industry-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.industry-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13,13,13,0.1) 0%, rgba(13,13,13,0.85) 100%);
}

.industry-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.industry-card:hover img {
  transform: scale(1.1);
}

.industry-card-name {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  padding: 12px 16px;
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  text-align: left;
  letter-spacing: 0.3px;
  text-shadow: 0 2px 6px rgba(0,0,0,0.5);
}

.industry-card-name .accent-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--accent);
  margin-bottom: 6px;
}

.advantage-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.advantage-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== Clients Section ===== */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.client-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}

.client-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.client-name {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--accent);
}

.client-quote {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
  font-style: italic;
}

/* Diamond / rhombus layout of client logos */
.clients-diamond {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding: 20px 0;
}

.clients-diamond svg {
  width: 100%;
  height: auto;
  display: block;
}

.clients-diamond svg g {
  cursor: pointer;
}

.clients-diamond-caption {
  text-align: center;
  margin-top: 32px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-style: italic;
}

/* ===== Industries Section ===== */
.industries-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.industry-tag {
  padding: 12px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  cursor: default;
}

.industry-tag:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

/* ===== About Section ===== */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-text h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}

.about-text p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 36px;
}

.about-stat {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  border-top: 3px solid var(--accent);
}

.about-stat .num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
}

.about-stat .label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* About Visual */
.about-visual {
  position: relative;
  height: 440px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
}

.about-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* About photos */
.about-photo {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}
.about-photo:hover { transform: scale(1.02); border-color: var(--border-hover); }
.about-photo-2 { margin-top: 20px; }

.facility-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 40px;
}
.facility-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  cursor: pointer;
}
.facility-img:hover {
  transform: scale(1.03);
  border-color: var(--accent);
  box-shadow: var(--shadow-glow);
}

/* ===== Process Section ===== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}

.process-step {
  text-align: center;
  position: relative;
  padding: 32px 20px;
}

.process-step-num {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  transition: var(--transition);
}

.process-step:hover .process-step-num {
  border-color: var(--accent);
  background: var(--accent-glow);
  box-shadow: var(--shadow-glow);
}

.process-step h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.process-step p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== Contact Section - Hoosier + FANUC style ===== */
.contact-hero {
  padding: calc(var(--header-height) + 80px) 0 60px;
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.contact-hero h1 {
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -1px;
}

.contact-hero p {
  color: var(--text-secondary);
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* FANUC-style "Need immediate help" bar */
.contact-urgent {
  background: var(--accent);
  color: #1a1a1a;
  padding: 16px 32px;
  text-align: center;
  font-size: 0.95rem;
  font-weight: 600;
}

.contact-urgent a {
  font-weight: 800;
  text-decoration: underline;
}

.contact-content {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 48px;
  align-items: start;
}

/* Contact info sidebar - Hoosier style */
.contact-info-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 36px;
  position: sticky;
  top: calc(var(--header-height) + 24px);
}

.contact-info-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--accent);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 28px;
}

.contact-item:last-child { margin-bottom: 0; }

.contact-item-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-glow);
  border: 1px solid rgba(255, 184, 0, 0.2);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-item .label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.contact-item .value {
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 500;
  line-height: 1.5;
}

/* Contact Form - FANUC style */
.contact-form-wrapper {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 40px;
}

.contact-form-wrapper h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.contact-form-wrapper > p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 32px;
}

/* Form rows */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group label .required {
  color: var(--accent);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--transition);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23ffb800' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

/* Phone with country code */
.form-phone-wrapper {
  display: flex;
  gap: 12px;
}

.form-phone-wrapper .form-select {
  width: 120px;
  flex-shrink: 0;
}

.form-phone-wrapper .form-input {
  flex: 1;
}

.form-submit {
  width: 100%;
  padding: 18px;
  background: var(--accent);
  color: #1a1a1a;
  border: none;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: var(--transition);
}

.form-submit:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(255, 184, 0, 0.35);
}

.form-success {
  display: none;
  padding: 16px;
  background: var(--accent-glow);
  border: 1px solid rgba(255, 184, 0, 0.3);
  border-radius: var(--radius);
  color: var(--accent);
  margin-top: 20px;
  font-weight: 500;
}

/* ===== Footer ===== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 64px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-top: 16px;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent);
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul li a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.footer-col ul li a:hover {
  color: var(--accent);
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: var(--transition);
}

.footer-social a:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ===== Page Banner ===== */
.page-banner {
  padding: calc(var(--header-height) + 80px) 0 60px;
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.page-banner::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent);
}

.page-banner h1 {
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 16px;
  position: relative;
  letter-spacing: -1px;
}

.page-banner p {
  color: var(--text-secondary);
  font-size: 1.15rem;
  position: relative;
  max-width: 600px;
  margin: 0 auto;
}

/* ===== CTA Section ===== */
.cta-section {
  background: var(--bg-secondary);
  padding: 80px 0;
  text-align: center;
  position: relative;
  border-top: 1px solid var(--border-color);
}

.cta-section h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-section p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 32px;
}

/* ===== Animations ===== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in:nth-child(2) { transition-delay: 0.1s; }
.fade-in:nth-child(3) { transition-delay: 0.2s; }
.fade-in:nth-child(4) { transition-delay: 0.3s; }

/* ===== Banner Carousel ===== */
.banner-carousel {
  position: relative;
  width: 100%;
  height: 460px;
  overflow: hidden;
  background: #f5f5f5;
}

.banner-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
}

.banner-slide.active {
  opacity: 1;
}

.banner-slide img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center;
}

.banner-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}

.banner-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.25);
  cursor: pointer;
  transition: var(--transition);
}

.banner-dot.active {
  background: var(--accent);
  width: 30px;
  border-radius: 5px;
}

/* ===== Advantage Banner — full English SVG banner ===== */
.advantage-banner-svg {
  width: 100%;
  height: 140px;
  background: linear-gradient(135deg, #0d0d0d 0%, #1a1a1a 100%);
  border-radius: var(--radius);
  margin-bottom: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-color);
  border-top: 4px solid var(--accent);
}

.advantage-banner-svg svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.advantage-banner-svg-text {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 32px;
}

.advantage-banner-svg-text h2 {
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.5px;
  margin-bottom: 8px;
}

.advantage-banner-svg-text .accent {
  color: var(--accent);
}

.advantage-banner-svg-text p {
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
  letter-spacing: 0.5px;
}

/* ===== Advantage Rows (szborong.com style, alternating image/text/num) ===== */
.advantage-rows {
  margin-top: 40px;
}

.advantage-row {
  display: grid;
  grid-template-columns: 160px 1fr 320px;
  gap: 32px;
  align-items: stretch;
  padding: 36px 0;
  border-bottom: 1px solid var(--border-color);
}

.advantage-row:last-child {
  border-bottom: none;
}

.advantage-row.row-right {
  grid-template-columns: 160px 1fr 320px;
}

.advantage-row.row-left {
  grid-template-columns: 320px 1fr 160px;
}

.advantage-num-block {
  background: linear-gradient(135deg, #ffb800 0%, #ff9500 100%);
  color: #1a1a1a;
  padding: 32px 20px;
  text-align: center;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
  min-height: 180px;
}

.advantage-num-block::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(45deg, rgba(0,0,0,0.06) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(0,0,0,0.06) 25%, transparent 25%);
  background-size: 18px 18px;
  pointer-events: none;
}

.advantage-num-block .big-num {
  font-size: 4.5rem;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 12px;
  color: #1a1a1a;
  font-family: 'Inter', sans-serif;
  letter-spacing: -2px;
  position: relative;
  z-index: 1;
}

.advantage-num-block .num-label {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: #1a1a1a;
  border-top: 2px solid rgba(0, 0, 0, 0.4);
  padding-top: 10px;
  position: relative;
  z-index: 1;
}

.advantage-text-block {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8px 12px;
}

.advantage-text-block h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.3;
}

.advantage-text-block h3::before {
  content: '»';
  color: var(--accent);
  font-size: 1.5rem;
  font-weight: 900;
  flex-shrink: 0;
  line-height: 1.2;
}

.advantage-text-block p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.85;
}

.advantage-img-block {
  height: 220px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
}

.advantage-img-block::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent);
}

.advantage-img-block img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform 0.5s ease;
}

.advantage-img-block:hover img {
  transform: scale(1.05);
}

/* ===== Process Section - SVG-based circular workflow (English) ===== */
.process-circle-container {
  position: relative;
  width: 100%;
  max-width: 800px;
  height: 600px;
  margin: 40px auto 60px;
}

.process-circle-container svg {
  width: 100%;
  height: 100%;
}

.process-step-node {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 140px;
}

.process-step-node .circle {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 3px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 12px;
  transition: var(--transition);
  box-shadow: var(--shadow-glow);
}

.process-step-node:hover .circle {
  background: var(--accent);
  color: #1a1a1a;
  transform: scale(1.1);
}

.process-step-node h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.process-step-node p {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* 6 step positions */
.node-1 { top: 0; left: 50%; transform: translateX(-50%); }
.node-2 { top: 25%; right: 0; }
.node-3 { bottom: 25%; right: 0; }
.node-4 { bottom: 0; left: 50%; transform: translateX(-50%); }
.node-5 { bottom: 25%; left: 0; }
.node-6 { top: 25%; left: 0; }

.process-intro {
  text-align: center;
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

/* ===== Responsive ===== */
@media (max-width: 1280px) {
  .advantages-grid.with-images { grid-template-columns: repeat(2, 1fr); }
  .advantages-grid-4col { grid-template-columns: repeat(2, 1fr); }
  .process-circle-container { height: 700px; }
}

@media (max-width: 1024px) {
  .hero-content h1 { font-size: 3rem; }
  .contact-content { grid-template-columns: 1fr; }
  .contact-info-card { position: static; }
  .products-grid { grid-template-columns: 1fr; }
  .products-full-grid { grid-template-columns: 1fr; }
  .process-circle-container { height: 600px; }
  .process-step-node { width: 110px; }
  .advantage-row,
  .advantage-row.row-right,
  .advantage-row.row-left {
    grid-template-columns: 120px 1fr 240px;
    gap: 20px;
  }
}

@media (max-width: 768px) {
  .banner-carousel { height: 320px; }
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--bg-primary);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border-color);
    transform: translateY(-150%);
    transition: var(--transition);
    z-index: 999;
  }

  .nav-menu.show {
    transform: translateY(0);
  }

  .menu-toggle { display: flex; }

  .logo-img { height: 44px; }
  .section { padding: 64px 0; }
  .section-title { font-size: 1.8rem; }
  .hero-content h1 { font-size: 2.2rem; }
  .hero-content .hero-desc { font-size: 1rem; }
  .hero-customer-statement { font-size: 1rem; }
  .hero-stats { flex-direction: column; }
  .stat-item { border-right: none; border-bottom: 1px solid var(--border-color); padding: 16px 0; }
  .stat-item:last-child { border-bottom: none; }
  .about-content { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .about-stats { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .form-phone-wrapper { flex-direction: column; }
  .form-phone-wrapper .form-select { width: 100%; }
  .contact-form-wrapper { padding: 24px; }
  .contact-info-card { padding: 24px; }
  .advantage-row,
  .advantage-row.row-right,
  .advantage-row.row-left {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 28px 0;
  }
  .advantage-num-block { min-height: 120px; padding: 24px 16px; }
  .advantage-num-block .big-num { font-size: 3.5rem; }
  .advantage-img-block { height: 200px; order: -1; }
  .row-left .advantage-img-block { order: -1; }
}

@media (max-width: 480px) {
  .hero-buttons { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .footer-grid { grid-template-columns: 1fr; }
  .container { padding: 0 20px; }
  .hero-content h1 { font-size: 1.8rem; }
  .section-title { font-size: 1.5rem; }
}