/* ==========================================
   Promo24 — Промышленное оборудование
   Style: Blue Industrial Theme
   Colors: #1A5276 #2E86C1 #3498DB #EBF5FB #2C3E50 #2471A3
   ========================================== */

/* ===== Fonts ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary: #1A5276;
  --secondary: #2E86C1;
  --accent: #3498DB;
  --light-bg: #EBF5FB;
  --text: #2C3E50;
  --btn: #2471A3;
  --white: #ffffff;
  --border: #D4E6F1;
  --shadow: 0 4px 20px rgba(26, 82, 118, 0.1);
  --shadow-hover: 0 8px 30px rgba(26, 82, 118, 0.2);
  --transition: all 0.3s ease;
}

/* ===== Scroll Animations ===== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

/* Ripple container — absorbs overflow for ripple effect */
.btn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease, opacity 0.6s ease;
  opacity: 0;
  pointer-events: none;
}

.btn:active::after {
  width: 300px;
  height: 300px;
  opacity: 1;
  transition: 0s;
}

/* JavaScript ripple span (click-position aware) */
.btn .btn-ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  transform: scale(0);
  animation: ripple-anim 0.6s ease-out forwards;
  pointer-events: none;
}

@keyframes ripple-anim {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

.btn-primary {
  background: var(--btn);
  color: var(--white);
  background-size: 200% 100%;
  background-image: linear-gradient(to right, var(--btn) 0%, #2980B9 50%, var(--btn) 100%);
  animation: shimmer-bg 4s ease-in-out infinite;
}

@keyframes shimmer-bg {
  0%,100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.btn-primary:hover {
  background: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(26,82,118,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  color: var(--white);
  box-shadow: 0 0 20px rgba(255,255,255,0.15);
}

.btn-accent {
  background: var(--accent);
  color: var(--white);
  background-size: 200% 100%;
  background-image: linear-gradient(to right, var(--accent) 0%, #2E86C1 50%, var(--accent) 100%);
  animation: shimmer-bg 5s ease-in-out infinite;
}
.btn-accent:hover {
  background: var(--secondary);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(46,134,193,0.4);
}

/* ===== Section Styles ===== */
.section {
  padding: 100px 0;
}

.section-title {
  font-size: 36px;
  font-weight: 700;
  color: var(--primary);
  text-align: center;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 18px;
  color: #666;
  text-align: center;
  max-width: 600px;
  margin: 0 auto 60px;
}

.section-light {
  background: var(--light-bg);
}

.section-dark {
  background: var(--primary);
  color: var(--white);
}

.section-dark .section-title {
  color: var(--white);
}

/* ===== Header / Navbar ===== */
.header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: 0 2px 20px rgba(26, 82, 118, 0.1);
}

/* Hide/show on scroll direction */
.header.hidden {
  transform: translateY(-100%);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.02);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: var(--white);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  transition: transform 0.3s ease, background 0.3s ease;
}

.logo:hover .logo-icon {
  transform: rotate(-5deg);
  background: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  transition: color 0.3s ease, border-color 0.3s ease;
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  border-radius: 1px;
}

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

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

/* Language switcher */
.lang-switcher {
  display: flex;
  gap: 4px;
  margin-left: 16px;
}

.lang-btn {
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: transparent;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  color: var(--text);
}

.lang-btn:hover,
.lang-btn.active {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

/* Mobile menu */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 5px;
}

.mobile-menu-btn span {
  width: 25px;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}

/* ===== Hero Section ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--primary) 0%, #0D3B5E 50%, var(--secondary) 100%);
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

/* Hero Tech Grid & Particles */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(46, 134, 193, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46, 134, 193, 0.12) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 1;
  animation: gridMove 20s linear infinite;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 35%, rgba(52, 152, 219, 0.18) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 65%, rgba(46, 134, 193, 0.12) 0%, transparent 50%);
  z-index: 1;
}

@keyframes gridMove {
  0% { transform: translateY(0); }
  100% { transform: translateY(60px); }
}

.hero .particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0;
  z-index: 2;
  animation: particleFloat 8s infinite;
}

.hero .particle:nth-child(1) { left: 10%; top: 20%; animation-delay: 0s; animation-duration: 7s; width: 3px; height: 3px; }
.hero .particle:nth-child(2) { left: 20%; top: 60%; animation-delay: 1.5s; animation-duration: 9s; width: 5px; height: 5px; }
.hero .particle:nth-child(3) { left: 35%; top: 30%; animation-delay: 3s; animation-duration: 8s; width: 2px; height: 2px; }
.hero .particle:nth-child(4) { left: 50%; top: 70%; animation-delay: 0.8s; animation-duration: 10s; width: 4px; height: 4px; }
.hero .particle:nth-child(5) { left: 65%; top: 15%; animation-delay: 2.2s; animation-duration: 7.5s; width: 3px; height: 3px; }
.hero .particle:nth-child(6) { left: 75%; top: 50%; animation-delay: 4s; animation-duration: 8.5s; width: 5px; height: 5px; }
.hero .particle:nth-child(7) { left: 85%; top: 35%; animation-delay: 1.2s; animation-duration: 9.5s; width: 2px; height: 2px; }
.hero .particle:nth-child(8) { left: 45%; top: 85%; animation-delay: 3.5s; animation-duration: 7s; width: 4px; height: 4px; }
.hero .particle:nth-child(9) { left: 90%; top: 75%; animation-delay: 2.8s; animation-duration: 8s; width: 3px; height: 3px; }
.hero .particle:nth-child(10) { left: 5%; top: 45%; animation-delay: 4.5s; animation-duration: 9s; width: 2px; height: 2px; }

@keyframes particleFloat {
  0% { transform: translateY(0) scale(0); opacity: 0; }
  20% { opacity: 0.8; }
  80% { opacity: 0.6; }
  100% { transform: translateY(-120px) scale(1.2); opacity: 0; }
}

.hero .container {
  position: relative;
  z-index: 3;
}

/* ===== Floating Social Buttons ===== */
.floating-social {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.floating-social .floating-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: var(--transition);
  border: none;
  cursor: pointer;
  text-decoration: none;
}

.floating-social .floating-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.floating-social .floating-btn.whatsapp {
  background: #25D366;
  color: white;
}

.floating-social .floating-btn.telegram {
  background: #0088CC;
  color: white;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(52, 152, 219, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(46, 134, 193, 0.1) 0%, transparent 40%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: 0 20px;
  text-align: center;
  margin: 0 auto;
}

.hero h1 {
  font-size: 52px;
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}

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

.hero p {
  font-size: 20px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 40px;
  line-height: 1.7;
  max-width: 600px;
}

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

/* ===== Features / Advantages ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.feature-card {
  background: var(--white);
  border-radius: 12px;
  padding: 40px 30px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  border: 1px solid var(--border);
  position: relative;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 20%;
  right: 20%;
  height: 0;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  border-radius: 12px 12px 0 0;
  transition: all 0.4s ease;
  opacity: 0;
}

.feature-card:hover::before {
  height: 3px;
  opacity: 1;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 48px rgba(26,82,118,0.18);
  border-color: rgba(52,152,219,0.2);
}

.feature-icon {
  width: 70px;
  height: 70px;
  background: var(--light-bg);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 32px;
  transition: transform 0.35s ease, background 0.35s ease;
}

.feature-card:hover .feature-icon {
  transform: scale(1.1) rotate(3deg);
  background: linear-gradient(135deg, var(--light-bg), #d4e6f1);
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  transition: color 0.3s ease;
}

.feature-card:hover h3 {
  color: var(--accent);
}

.feature-card p {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}

/* ===== Logo Wall / Brands ===== */
.logo-wall {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 40px 60px;
  padding: 40px 0;
}

.logo-item {
  width: 150px;
  height: 64px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: default;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  background: #fff;
  border: 1px solid #eaeaea;
}
.logo-item svg {
  vertical-align: middle;
}

.logo-item img {
  max-width: 100px;
  max-height: 36px;
  object-fit: contain;
  filter: none;
}

.logo-item:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(0,0,0,0.18);
}


/* ===== CTA Section ===== */
.cta-section {
  text-align: center;
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--white);
  border-radius: 16px;
  margin: 0 20px;
}

.cta-section h2 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 16px;
}

.cta-section p {
  font-size: 18px;
  opacity: 0.9;
  margin-bottom: 32px;
}

/* ===== Brands Page ===== */
.brands-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.brand-card {
  background: var(--white);
  border-radius: 12px;
  padding: 32px;
  padding-top: 28px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.brand-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: var(--accent);
  transition: height 0.3s ease;
}

.brand-card:hover::before {
  height: 7px;
}

.brand-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.brand-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
}

.brand-card .brand-tag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--accent);
  color: var(--white);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  margin-bottom: 14px;
}

/* Brand color top bars */
.brand-card[data-brand="siemens"]::before { background: linear-gradient(90deg, #009999, #007777); }
.brand-card[data-brand="fanuc"]::before { background: linear-gradient(90deg, #E41E26, #B0151A); }
.brand-card[data-brand="abb"]::before { background: linear-gradient(90deg, #E31E24, #B5181D); }
.brand-card[data-brand="beckhoff"]::before { background: linear-gradient(90deg, #002B5C, #001F44); }
.brand-card[data-brand="allen-bradley"]::before { background: linear-gradient(90deg, #C8102E, #9E0D24); }
.brand-card[data-brand="okuma"]::before { background: linear-gradient(90deg, #004B87, #003664); }
.brand-card[data-brand="lenze"]::before { background: linear-gradient(90deg, #00843D, #00662E); }
.brand-card[data-brand="schneider"]::before { background: linear-gradient(90deg, #008B4A, #006D3A); }
.brand-card[data-brand="omron"]::before { background: linear-gradient(90deg, #E60012, #B8000E); }
.brand-card[data-brand="danfoss"]::before { background: linear-gradient(90deg, #003D6B, #002D50); }

.brand-card ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.brand-card ul li {
  background: var(--light-bg);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 13px;
  color: var(--text);
}

.brand-extra {
  margin-top: 60px;
  text-align: center;
  padding: 40px;
  background: var(--light-bg);
  border-radius: 12px;
}

.brand-extra h3 {
  font-size: 22px;
  color: var(--primary);
  margin-bottom: 16px;
}

.brand-extra-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.brand-extra-tags span {
  padding: 8px 20px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 14px;
  color: var(--text);
}

/* ===== Industries Page ===== */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.industry-card {
  background: var(--white);
  border-radius: 12px;
  padding: 40px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  display: flex;
  gap: 24px;
  align-items: flex-start;
  position: relative;
}

.industry-card::before {
  content: '';
  position: absolute;
  left: -1px;
  top: 20%;
  bottom: 20%;
  width: 0;
  background: linear-gradient(180deg, transparent, var(--accent), transparent);
  border-radius: 0 3px 3px 0;
  transition: all 0.4s ease;
  opacity: 0;
}

.industry-card:hover::before {
  width: 4px;
  opacity: 1;
}

.industry-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(26,82,118,0.15);
  border-color: rgba(52,152,219,0.15);
}

.industry-icon {
  width: 60px;
  height: 60px;
  min-width: 60px;
  background: var(--light-bg);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  transition: transform 0.35s ease, background 0.35s ease;
}

.industry-card:hover .industry-icon {
  transform: scale(1.08);
  background: linear-gradient(135deg, var(--light-bg), #d4e6f1);
}

.industry-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
  transition: color 0.3s ease;
}

.industry-card:hover h3 {
  color: var(--accent);
}

.industry-card p {
  font-size: 14px;
  color: #666;
  line-height: 1.7;
}

/* ===== Delivery / Transactions Page ===== */
.delivery-intro {
  text-align: center;
  margin-bottom: 40px;
  font-size: 18px;
  color: #666;
}

.delivery-table-wrapper {
  overflow-x: auto;
}

.delivery-table {
  width: 100%;
  border-collapse: collapse;
  box-shadow: var(--shadow);
  border-radius: 12px;
  overflow: hidden;
}

.delivery-table thead {
  background: var(--primary);
  color: var(--white);
}

.delivery-table th {
  padding: 16px 24px;
  text-align: left;
  font-weight: 600;
  font-size: 14px;
}

.delivery-table td {
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

.delivery-table tbody tr:hover {
  background: var(--light-bg);
  transition: background 0.25s ease;
}

.delivery-table tbody tr {
  transition: background 0.25s ease;
}

.delivery-table tbody tr:last-child td {
  border-bottom: none;
}

/* ===== Warranty Page ===== */
.warranty-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 50px;
}

.warranty-card {
  background: var(--white);
  border-radius: 12px;
  padding: 36px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  overflow: hidden;
}

.warranty-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 20%;
  right: 20%;
  height: 0;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  border-radius: 0 0 12px 12px;
  transition: all 0.4s ease;
  opacity: 0;
}

.warranty-card:hover::before {
  height: 3px;
  opacity: 1;
}

.warranty-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(26,82,118,0.18);
  border-color: rgba(52,152,219,0.2);
}

.warranty-icon {
  width: 60px;
  height: 60px;
  background: var(--light-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 28px;
  transition: transform 0.35s ease, background 0.35s ease;
}

.warranty-card:hover .warranty-icon {
  transform: scale(1.1);
  background: linear-gradient(135deg, var(--light-bg), #d4e6f1);
}

.warranty-card h3 {
  font-size: 28px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 8px;
  transition: color 0.3s ease;
}

.warranty-card:hover h3 {
  color: var(--accent);
}

.warranty-card h3 span {
  font-size: 14px;
  font-weight: 400;
  color: #666;
}

.warranty-card p {
  font-size: 14px;
  color: #666;
}

.warranty-card.featured {
  border: 2px solid var(--accent);
  position: relative;
}

.warranty-notice {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px 32px;
  background: #FFF3CD;
  border: 1px solid #FFEAA7;
  border-radius: 12px;
  font-size: 15px;
  color: #856404;
}

.warranty-notice .notice-icon {
  font-size: 24px;
  flex-shrink: 0;
}

.warranty-details {
  margin-top: 40px;
  padding: 36px;
  background: var(--light-bg);
  border-radius: 12px;
}

.warranty-details h3 {
  font-size: 20px;
  color: var(--primary);
  margin-bottom: 16px;
}

.warranty-details ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.warranty-details ul li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  color: var(--text);
}

.warranty-details ul li .check {
  color: #27AE60;
  font-weight: 700;
}

/* ===== Contact Page ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-info h2 {
  font-size: 28px;
  color: var(--primary);
  margin-bottom: 24px;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: var(--white);
  border-radius: 12px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.contact-method:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-hover);
}

.contact-method-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: var(--light-bg);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.contact-method h4 {
  font-size: 14px;
  color: #999;
  margin-bottom: 2px;
}

.contact-method a {
  font-size: 18px;
  font-weight: 600;
  color: var(--primary);
}

.contact-method a:hover {
  color: var(--accent);
}

/* Contact Form */
.contact-form-wrapper {
  background: var(--white);
  border-radius: 12px;
  padding: 40px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.contact-form-wrapper h3 {
  font-size: 22px;
  color: var(--primary);
  margin-bottom: 24px;
}

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

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  transition: var(--transition);
  background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.15);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* ===== Footer ===== */
.footer {
  background: var(--primary);
  color: rgba(255, 255, 255, 0.8);
  padding: 60px 0 30px;
}

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

.footer-brand h3 {
  color: var(--white);
  font-size: 22px;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  max-width: 300px;
}

.footer h4 {
  color: var(--white);
  font-size: 16px;
  margin-bottom: 20px;
}

.footer ul li {
  margin-bottom: 10px;
}

.footer ul li a {
  font-size: 14px;
  opacity: 0.8;
  transition: var(--transition);
}

.footer ul li a:hover {
  opacity: 1;
  color: var(--accent);
}

.footer-contacts ul li i {
  width: 18px;
  text-align: center;
  opacity: 0.8;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 13px;
  opacity: 0.6;
}

/* ===== Page Header ===== */
.page-header {
  padding: 140px 0 60px;
  background: linear-gradient(135deg, var(--primary), #0D3B5E);
  color: var(--white);
  text-align: center;
}

.page-header h1 {
  font-size: 42px;
  font-weight: 800;
  margin-bottom: 12px;
}

.page-header p {
  font-size: 18px;
  opacity: 0.85;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .warranty-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-menu-btn { display: flex; }
  
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    gap: 16px;
    animation: slideDown 0.3s ease;
  }
  @keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }

  .hero h1 { font-size: 32px; }
  .hero p { font-size: 16px; }
  .section-title { font-size: 28px; }
  .section { padding: 60px 0; }

  .features-grid { grid-template-columns: 1fr; }
  .advantages-grid { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: 1fr; }
  .warranty-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .categories-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }

  .page-header { padding: 120px 0 40px; }
  .page-header h1 { font-size: 28px; }

  .industry-card { flex-direction: column; }
  .cta-section { padding: 40px 20px; }
  .cta-section h2 { font-size: 24px; }

  .delivery-table th,
  .delivery-table td { padding: 12px 16px; font-size: 13px; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 26px; }
  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { width: 100%; justify-content: center; }
}

/* ===== Back to Top Button ===== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  border: none;
  cursor: pointer;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(26, 82, 118, 0.3);
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.9);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.back-to-top:hover {
  background: var(--accent);
  transform: translateY(-3px) scale(1.1);
  box-shadow: 0 6px 25px rgba(52, 152, 219, 0.4);
}

.back-to-top:active {
  transform: translateY(0) scale(0.95);
}

.back-to-top svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

/* ===== Form Success Modal ===== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  background: var(--white);
  border-radius: 16px;
  padding: 48px 40px 40px;
  max-width: 420px;
  width: 90%;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
  transform: scale(0.9) translateY(20px);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-overlay.active .modal-box {
  transform: scale(1) translateY(0);
}

.modal-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #27AE60;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  margin: 0 auto 20px;
}

.modal-icon svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

.modal-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}

.modal-text {
  font-size: 15px;
  color: #666;
  line-height: 1.6;
  margin-bottom: 28px;
}

.modal-btn {
  padding: 12px 36px;
  border-radius: 8px;
  border: none;
  background: var(--primary);
  color: var(--white);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.2s ease;
}

.modal-btn:hover {
  background: var(--accent);
  transform: translateY(-1px);
}

.modal-btn:active {
  transform: translateY(0);
}

/* ===== Cookie Consent Banner ===== */
.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(26, 82, 118, 0.97);
  backdrop-filter: blur(12px);
  color: var(--white);
  padding: 18px 24px;
  z-index: 9998;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  transform: translateY(100%);
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  box-shadow: 0 -4px 30px rgba(0,0,0,0.15);
}

.cookie-consent.visible {
  transform: translateY(0);
}

.cookie-text {
  font-size: 14px;
  line-height: 1.6;
  max-width: 650px;
  color: rgba(255,255,255,0.9);
}

.cookie-text a {
  color: var(--accent-light, #85C1E9);
  text-decoration: underline;
  transition: color 0.2s;
}

.cookie-text a:hover {
  color: var(--white);
}

.cookie-actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

.cookie-btn {
  padding: 10px 24px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.25s ease;
}

.cookie-btn-accept {
  background: var(--accent);
  color: var(--white);
}

.cookie-btn-accept:hover {
  background: #2E86C1;
  transform: translateY(-1px);
}

.cookie-btn-decline {
  background: transparent;
  color: rgba(255,255,255,0.7);
  border: 1px solid rgba(255,255,255,0.3);
}

.cookie-btn-decline:hover {
  background: rgba(255,255,255,0.1);
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}

/* ===== Statistics Section ===== */
.stats-section {
  background: linear-gradient(135deg, var(--primary) 0%, #0D3B5E 50%, var(--secondary) 100%);
  padding: 80px 0;
}

.stats-section .section-title {
  color: var(--white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.stat-card {
  background: var(--white);
  border-radius: 16px;
  padding: 36px 24px;
  text-align: center;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), #2E86C1);
  border-radius: 16px 16px 0 0;
}

.stat-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
}

.stat-number {
  font-size: 48px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.4;
}

/* ===== Categories Section ===== */
.categories-section {
  background: var(--light-bg);
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.category-card {
  background: var(--white);
  border-radius: 16px;
  padding: 36px 28px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 15%;
  right: 15%;
  height: 0;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  border-radius: 12px 12px 0 0;
  transition: all 0.4s ease;
  opacity: 0;
}

.category-card:hover::before {
  height: 4px;
  opacity: 1;
}

.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(52, 152, 219, 0.2);
}

.category-img {
  width: 100%;
  height: 160px;
  background: #eef3f7;
  border-radius: 12px 12px 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin: -28px -28px 20px;
  padding: 15px;
  transition: background 0.35s ease;
  border-bottom: 1px solid #e8edf2;
}

.category-img img {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
  transition: transform 0.4s ease;
}

.category-card:hover .category-img {
  background: #dce6ef;
}

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

.category-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  transition: color 0.3s ease;
}

.category-card:hover h3 {
  color: var(--accent);
}

.category-card p {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}

/* ===== Scroll Indicator ===== */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: scrollBounce 2s ease-in-out infinite;
  cursor: pointer;
}

.scroll-mouse {
  width: 26px;
  height: 40px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 13px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-wheel {
  display: block;
  width: 4px;
  height: 8px;
  background: var(--white);
  border-radius: 2px;
  animation: wheelMove 1.5s ease-in-out infinite;
}

.scroll-arrow {
  color: rgba(255, 255, 255, 0.5);
  font-size: 14px;
}

.scroll-arrow i {
  display: block;
  animation: arrowMove 1.5s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

@keyframes wheelMove {
  0%, 100% { opacity: 1; transform: translateY(0); }
  50% { opacity: 0.3; transform: translateY(8px); }
}

@keyframes arrowMove {
  0%, 100% { opacity: 0.5; transform: translateY(0); }
  50% { opacity: 1; transform: translateY(4px); }
}

/* ===== Advantages Grid (reuse from features-grid) ===== */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.advantage-card {
  background: var(--white);
  border-radius: 12px;
  padding: 40px 30px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  border: 1px solid var(--border);
  position: relative;
}

.advantage-card::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 20%;
  right: 20%;
  height: 0;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  border-radius: 12px 12px 0 0;
  transition: all 0.4s ease;
  opacity: 0;
}

.advantage-card:hover::before {
  height: 3px;
  opacity: 1;
}

.advantage-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 48px rgba(26,82,118,0.18);
  border-color: rgba(52,152,219,0.2);
}

.advantage-icon {
  width: 70px;
  height: 70px;
  background: var(--light-bg);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 32px;
  transition: transform 0.35s ease, background 0.35s ease;
}

.advantage-card:hover .advantage-icon {
  transform: scale(1.1) rotate(3deg);
  background: linear-gradient(135deg, var(--light-bg), #d4e6f1);
}

.advantage-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  transition: color 0.3s ease;
}

.advantage-card:hover h3 {
  color: var(--accent);
}

.advantage-card p {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}

/* ===== Responsive for new sections ===== */
@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .categories-grid { grid-template-columns: 1fr; }
  .advantages-grid { grid-template-columns: 1fr; }
  .stat-number { font-size: 36px; }
  .stat-card { padding: 24px 16px; }
  .scroll-indicator { display: none; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
}