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

:root {
  --primary: #2E7ABF;
  --primary-dark: #1D5A8E;
  --primary-light: #E8F2FC;
  --secondary: #2E8B3E;
  --teal: #5BAFC5;
  --accent: #F0A500;
  --dark: #1A1A2E;
  --gray-900: #212529;
  --gray-700: #495057;
  --gray-500: #6c757d;
  --gray-300: #dee2e6;
  --gray-100: #f8f9fa;
  --white: #ffffff;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--gray-700);
  line-height: 1.7;
  background: var(--white);
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  color: var(--dark);
  line-height: 1.3;
  font-weight: 700;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.05rem; }

a { text-decoration: none; color: inherit; }

img { max-width: 100%; display: block; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,87,168,0.35);
}

.btn-secondary {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-secondary:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}
.btn-outline:hover {
  background: var(--white);
  color: var(--primary);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-sm { padding: 8px 20px; font-size: 0.875rem; }
.btn-lg { padding: 14px 36px; font-size: 1rem; }
.btn-full { width: 100%; }

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  transition: all var(--transition);
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  background: rgba(255,255,255,0.98);
  border-bottom-color: var(--gray-300);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 90px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-img {
  object-fit: contain;
}

.header-logo-img {
  height: 90px;
  width: auto;
  padding: 4px 0;
}

.footer-logo {
  margin-bottom: 16px;
  text-align: left;
}

.footer-logo-img {
  height: 90px;
  width: auto;
  clip-path: inset(0 0 20% 0);
  margin-bottom: -12px;
}

.footer-logo-text {
  display: block;
  font-size: 0.72rem;
  font-weight: 800;
  color: rgba(255,255,255,0.9);
  letter-spacing: 1.8px;
}


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

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-700);
  transition: color var(--transition);
  position: relative;
}

.nav-links > a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition);
}

.nav-links a:hover { color: var(--primary); }
.nav-links > a:hover::after { width: 100%; }

/* Dropdown navigation */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-trigger {
  cursor: pointer;
  position: relative;
}

.nav-dropdown-trigger .nav-arrow {
  display: inline-block;
  width: 5px;
  height: 5px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  margin-left: 5px;
  margin-bottom: 2px;
  transition: transform var(--transition);
}

.nav-dropdown:hover .nav-arrow {
  transform: rotate(-135deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: -16px;
  min-width: 260px;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-300);
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.25s ease;
  z-index: 100;
  margin-top: 12px;
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown-menu::before {
  content: '';
  position: absolute;
  top: -12px;
  left: 0;
  right: 0;
  height: 12px;
}

.nav-dropdown-menu a {
  display: block;
  padding: 10px 20px;
  font-size: 0.88rem;
  font-weight: 400;
  color: var(--gray-700);
  transition: all var(--transition);
  white-space: nowrap;
}

.nav-dropdown-menu a::after {
  display: none;
}

.nav-dropdown-menu a:hover {
  background: var(--primary-light);
  color: var(--primary);
  padding-left: 24px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.lang-switcher {
  display: flex;
  border: 1px solid var(--gray-300);
  border-radius: 6px;
  overflow: hidden;
}

.lang-btn {
  padding: 5px 12px;
  font-size: 0.8rem;
  font-weight: 600;
  border: none;
  background: var(--white);
  color: var(--gray-500);
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.lang-btn.active {
  background: var(--primary);
  color: var(--white);
}

.lang-btn:hover:not(.active) {
  background: var(--gray-100);
}

/* Mobile menu toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  transition: all var(--transition);
  border-radius: 2px;
}

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

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: url('../img/14.jpg') center center / cover no-repeat;
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  background: rgba(10, 30, 55, 0.65);
  z-index: 0;
}

.hero-video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  z-index: -1;
  object-fit: cover;
}

.hero-pattern {
  display: none;
}

.hero-content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  padding-top: 120px;
  padding-bottom: 120px;
  max-width: 600px;
  margin-left: 200px;
}

.hero-text { color: var(--white); }

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 20px;
  backdrop-filter: blur(4px);
}

.hero-text h1 {
  color: var(--white);
  margin-bottom: 12px;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.85);
  font-weight: 500;
  margin-bottom: 16px;
}

.hero-desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 32px;
  max-width: 550px;
  line-height: 1.8;
}

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

/* Hero visual: polycarbonate sheet illustrations */
.hero-visual {
  display: flex;
  gap: 24px;
  justify-content: center;
  align-items: center;
}

.hero-card {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 32px 28px;
  text-align: center;
  color: var(--white);
  transition: all 0.4s ease;
}

.hero-card:hover {
  transform: translateY(-8px);
  background: rgba(255,255,255,0.15);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.hero-card-1 { transform: translateY(-20px); }
.hero-card-2 { transform: translateY(20px); }
.hero-card-3 { transform: translateY(-10px); }
.hero-card-1:hover { transform: translateY(-28px); }
.hero-card-2:hover { transform: translateY(12px); }
.hero-card-3:hover { transform: translateY(-18px); }


.hero-card span {
  display: block;
  margin-top: 16px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.5px;
}

.hero-card-svg {
  width: 160px;
  height: 90px;
}

.hero-wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
}

.hero-wave svg {
  display: block;
  width: 100%;
  height: 80px;
}

/* ===== STATS ===== */
.stats {
  padding: 60px 0;
  background: var(--white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.stat-item {
  text-align: center;
  padding: 24px;
}

.stat-number {
  display: block;
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-number::after {
  content: '+';
  font-size: 1.8rem;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--gray-500);
  font-weight: 500;
}

/* ===== SECTIONS ===== */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header h2 {
  margin-bottom: 12px;
}

.section-header p {
  max-width: 600px;
  margin: 0 auto;
  color: var(--gray-500);
  font-size: 1.05rem;
}

/* ===== PRODUCTS ===== */
.products {
  padding: 100px 0;
  background: var(--gray-100);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
  border: 1px solid var(--gray-300);
  display: block;
  color: inherit;
  text-decoration: none;
}

.product-card:hover {
  transform: translateY(-6px) !important;
  box-shadow: 0 12px 40px rgba(0,0,0,0.15) !important;
  border-color: var(--primary);
  cursor: pointer;
}

.product-image {
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.product-img-multiwall {
  background: url('../img/1.jpg') center center / cover no-repeat;
}

.product-img-solid {
  background: url('../img/7.jpg') center center / cover no-repeat;
}

.product-img-accessories {
  background: url('../img/8.jpg') center center / cover no-repeat;
}

.product-icon {
  display: none;
}

.product-content {
  padding: 28px;
}

.product-content h3 {
  margin-bottom: 12px;
  font-size: 1.15rem;
}

.product-content > p {
  color: var(--gray-500);
  font-size: 0.9rem;
  margin-bottom: 20px;
  line-height: 1.7;
}

.product-features {
  list-style: none;
  margin-bottom: 24px;
}

.product-features li {
  padding: 6px 0 6px 24px;
  position: relative;
  font-size: 0.88rem;
  color: var(--gray-700);
}

.product-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  opacity: 0.5;
}

/* ===== APPLICATIONS ===== */
.applications {
  padding: 100px 0;
  background: var(--white);
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.app-card {
  text-align: center;
  padding: 36px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--gray-300);
  transition: all 0.4s ease;
  background: var(--white);
  display: block;
  color: inherit;
  text-decoration: none;
}

.app-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.app-icon {
  width: 48px;
  height: 48px;
  color: var(--primary);
  margin: 0 auto 20px;
}

.app-card h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.app-card p {
  font-size: 0.88rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* ===== ABOUT ===== */
.about {
  padding: 100px 0;
  background: var(--gray-100);
  position: relative;
}

.about-image {
  width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 32px;
  max-height: 380px;
}

.about-image img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  object-position: center center;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.about-text h2 {
  margin-bottom: 8px;
}

.about-subtitle {
  color: var(--primary);
  font-weight: 500;
  margin-bottom: 24px;
}

.about-text p {
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding-top: 20px;
}

.about-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 24px;
  background: var(--white);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}

.about-feature:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.about-feature-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  color: var(--primary);
}

.about-feature h4 {
  margin-bottom: 4px;
}

.about-feature p {
  font-size: 0.88rem;
  color: var(--gray-500);
  margin-bottom: 0;
}

/* ===== QUALITY ===== */
.quality {
  padding: 100px 0;
  background: linear-gradient(rgba(10,30,55,0.85), rgba(15,42,64,0.9)), url('../img/16.jpg') center center / cover no-repeat;
  color: var(--white);
}

.quality .section-header h2 { color: var(--white); }
.quality .section-header p { color: rgba(255,255,255,0.7); }

.quality-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.quality-card {
  text-align: center;
  padding: 40px 24px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  transition: all 0.4s ease;
}

.quality-card:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}

.quality-badge {
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  color: var(--accent);
}

.quality-card h3 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 6px;
}

.quality-card p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
}

/* ===== CONTACT ===== */
.contact {
  padding: 100px 0;
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

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

.contact-icon {
  width: 24px;
  height: 24px;
  min-width: 24px;
  color: var(--primary);
  margin-top: 2px;
}

.contact-item h4 {
  margin-bottom: 4px;
}

.contact-item p {
  font-size: 0.9rem;
  color: var(--gray-500);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--gray-900);
  background: var(--white);
  transition: all var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,87,168,0.1);
}

.form-group textarea { resize: vertical; }

.form-success {
  padding: 14px;
  background: #e8faf0;
  color: var(--secondary);
  border-radius: var(--radius-sm);
  font-weight: 500;
  text-align: center;
  margin-top: 8px;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}



.footer-about p {
  font-size: 0.88rem;
  line-height: 1.8;
}

.footer-links h4,
.footer-contact h4 {
  color: var(--white);
  margin-bottom: 16px;
  font-size: 1rem;
}

.footer-links a {
  display: block;
  font-size: 0.88rem;
  padding: 5px 0;
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--white); }

.footer-contact p {
  font-size: 0.88rem;
  margin-bottom: 6px;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  transition: all var(--transition);
}

.footer-social a svg {
  width: 18px;
  height: 18px;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  font-size: 0.82rem;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  transition: color var(--transition);
}

.footer-bottom-links a:hover { color: var(--white); }

/* ===== ANIMATIONS ===== */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animate-in {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger animations for grid items */
.products-grid .animate-on-scroll:nth-child(2) { transition-delay: 0.15s; }
.products-grid .animate-on-scroll:nth-child(3) { transition-delay: 0.3s; }

.apps-grid .animate-on-scroll:nth-child(2) { transition-delay: 0.1s; }
.apps-grid .animate-on-scroll:nth-child(3) { transition-delay: 0.2s; }
.apps-grid .animate-on-scroll:nth-child(4) { transition-delay: 0.3s; }

.quality-grid .animate-on-scroll:nth-child(2) { transition-delay: 0.1s; }
.quality-grid .animate-on-scroll:nth-child(3) { transition-delay: 0.2s; }
.quality-grid .animate-on-scroll:nth-child(4) { transition-delay: 0.3s; }

.stats-grid .animate-on-scroll:nth-child(2) { transition-delay: 0.1s; }
.stats-grid .animate-on-scroll:nth-child(3) { transition-delay: 0.2s; }
.stats-grid .animate-on-scroll:nth-child(4) { transition-delay: 0.3s; }

/* ===== SCROLL TO TOP ===== */
.scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.3s ease;
  z-index: 999;
}

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

.scroll-top:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 6px 24px rgba(0,0,0,0.3);
}

.scroll-top svg {
  width: 24px;
  height: 24px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-desc { margin: 0 auto 32px; }
  .hero-buttons { justify-content: center; }

  .hero-visual {
    display: flex;
    justify-content: center;
  }

  .hero-card-1, .hero-card-2 { transform: none; }
  .hero-card-1:hover { transform: translateY(-8px); }
  .hero-card-2:hover { transform: translateY(-8px); }

  .products-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }

  .apps-grid { grid-template-columns: repeat(2, 1fr); }

  .about-grid { grid-template-columns: 1fr; }

  .quality-grid { grid-template-columns: repeat(2, 1fr); }

  .contact-grid { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 90px;
    left: 0;
    right: 0;
    max-height: calc(100vh - 90px);
    background: linear-gradient(135deg, #0a1e37 0%, #1a3a5c 100%);
    flex-direction: column;
    padding: 16px 24px;
    gap: 0;
    box-shadow: var(--shadow-lg);
    border-top: 1px solid rgba(255,255,255,0.1);
    overflow-y: auto;
    z-index: 9999;
  }

  .nav-links.active { display: flex; }

  .nav-links > a,
  .nav-links .nav-dropdown {
    padding: 0;
    width: 100%;
  }

  .nav-links > a {
    padding: 14px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.9) !important;
  }

  .nav-links > a::after { display: none; }

  /* Mobile dropdown */
  .nav-dropdown-trigger {
    display: block;
    padding: 14px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.9) !important;
  }

  .nav-dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background: rgba(255,255,255,0.08);
    border-radius: 0;
    margin: 0;
    padding: 0;
    display: none;
    min-width: auto;
  }

  .nav-dropdown.open .nav-dropdown-menu {
    display: block;
  }

  .nav-dropdown-menu a {
    padding: 12px 20px 12px 32px;
    font-size: 0.85rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    color: rgba(255,255,255,0.75) !important;
  }

  .mobile-menu-toggle { display: flex; }

  .header-actions .btn { display: none; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }

  .apps-grid { grid-template-columns: 1fr; }

  .quality-grid { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .hero-visual {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
  }

  .hero-card {
    padding: 20px 16px;
  }

  .hero-card-1, .hero-card-2, .hero-card-3 {
    transform: none;
  }
  .hero-card-1:hover, .hero-card-2:hover, .hero-card-3:hover {
    transform: translateY(-4px);
  }
}

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

  .hero-buttons { flex-direction: column; }

  .btn-lg { padding: 12px 28px; }
}