/* CSS Reset and Base Styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
.nav-search {
    position: relative;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.nav-search input {
    width: 100%;
    padding: 10px 40px 10px 15px;
    font-size: 15px;
    border: none;
    border-radius: 25px;
    background-color: #eaeaea;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.1);
    transition: background-color 0.3s ease;
}

.nav-search input:focus {
    background-color: #fff;
    outline: none;
    box-shadow: 0 0 5px rgba(0,123,255,0.5);
}

/* Design System Colors */
:root {
    --background: 0 0% 100%;
    --foreground: 222.2 84% 4.9%;
    --primary: 25 95% 53%;
    --primary-foreground: 0 0% 100%;
    --secondary: 210 40% 96.1%;
    --secondary-foreground: 222.2 47.4% 11.2%;
    --muted: 210 40% 96.1%;
    --muted-foreground: 215.4 16.3% 46.9%;
    --accent: 35 91% 62%;
    --accent-foreground: 222.2 47.4% 11.2%;
    --border: 214.3 31.8% 91.4%;
    --construction-orange: 25 95% 53%;
    --construction-gold: 35 91% 62%;
    --construction-amber: 45 86% 70%;
    --industrial-dark: 220 13% 18%;
    --industrial-gray: 220 13% 25%;
}

.dark {
    --background: 220 13% 18%;
    --foreground: 210 40% 98%;
    --primary: 25 95% 53%;
    --primary-foreground: 0 0% 100%;
    --secondary: 217.2 32.6% 17.5%;
    --secondary-foreground: 210 40% 98%;
    --muted: 217.2 32.6% 17.5%;
    --muted-foreground: 215 20.2% 65.1%;
    --accent: 35 91% 62%;
    --accent-foreground: 210 40% 98%;
    --border: 217.2 32.6% 17.5%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.5;
    color: hsl(var(--foreground));
    background-color: hsl(var(--background));
    min-height: 100vh;
    overflow-x: hidden;
}

/* Navigation Styles - Mobile First */
.nav {
    width: 100%;
    background-color: hsla(0, 0%, 100%, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid hsl(var(--border));
    position: sticky;
    top: 0;
    z-index: 50;
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
    position: relative;
}

.nav-logo {
    display: flex;
    align-items: center;
    /* gap: 0.5rem; */
    z-index: 60;
}

.nav-logo-icon {
    width: 2rem;
    height: 2rem;
    background-color: hsl(var(--primary));
    border-radius: 0.125rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-logo-icon-inner {
    width: 2rem;
    height: 2rem;
    background-image: url('image/HI_Logo.png');
    background-size: cover; /* Or use 'contain' if you want full image visible */
    background-repeat: no-repeat;
    background-position: center;
    border-radius: 0.125rem; /* Optional — keep or remove depending on logo shape */
}

.nav-logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: #00333C;
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: block;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 60;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: hsl(var(--foreground));
    margin: 5px 0;
    transition: 0.3s;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Mobile Navigation Links */
.nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: hsla(0, 0%, 100%, 0.98);
    backdrop-filter: blur(8px);
    flex-direction: column;
    padding: 1rem;
    border-bottom: 1px solid hsl(var(--border));
    gap: 1rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

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

.nav-link {
    color: hsl(var(--foreground));
    text-decoration: none;
    transition: color 0.2s;
    padding: 0.75rem 0;
    border-bottom: 1px solid transparent;
}

.nav-link:hover, .nav-link.active {
    color: hsl(var(--primary));
    border-bottom-color: hsl(var(--primary));
}

.nav-actions {
    display: none;
    align-items: center;
    gap: 1rem;
}

.nav-search {
    display: none;
}

/* Search Input */
.search-input {
    width: 200px;
    padding: 0.5rem 1rem;
    border: 1px solid hsl(var(--border));
    border-radius: 1.5rem;
    outline: none;
    font-size: 0.875rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.search-input:focus {
    border-color: hsl(var(--primary));
    box-shadow: 0 4px 10px hsl(var(--primary) / 0.2);
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    white-space: nowrap;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
    text-decoration: none;
    text-align: center;
}

.btn-primary {
    background-color: hsl(var(--primary));
    color: hsl(var(--primary-foreground));
    height: 2.25rem;
    padding: 0 0.75rem;
}

.btn-primary:hover {
    background-color: hsl(var(--primary) / 0.9);
}

.btn-lg {
    height: 2.75rem;
    border-radius: 0.5rem;
    padding: 0 2rem;
    font-weight: 600;
    font-size: 1rem;
}

.btn-hero {
    background-color: hsl(var(--construction-orange));
    color: white;
    transition: all 0.3s;
    box-shadow: 0 4px 14px 0 hsl(var(--construction-orange) / 0.3);
}

.btn-hero:hover {
    background-color: hsl(var(--construction-gold));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px 0 hsl(var(--construction-orange) / 0.4);
}
.hero-slider {
  position: relative;
  height: 100vh;
  overflow: hidden;
}

.slides {
  position: relative;
  height: 100%;
}

.slide {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 1s ease;
}

.slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}

.overlay {
  position: absolute;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  top: 0; left: 0;
}

.slide-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: #fff;
  max-width: 700px;
  padding: 20px;
}

.slide-content h1 {
  font-size: 2.8em;
  margin-bottom: 20px;
}

.highlight {
  color: #ffd700;
}

.slide-content p {
  font-size: 1.1em;
  margin-bottom: 30px;
}

.btn-hero {
  background: #007bff;
  padding: 12px 24px;
  color: #fff;
  font-weight: bold;
  border-radius: 30px;
  text-decoration: none;
  transition: background 0.3s ease;
}

.btn-hero:hover {
  background: #0056b3;
}

.slider-nav {
  position: absolute;
  top: 50%;
  width: 100%;
  display: flex;
  justify-content: space-between;
  transform: translateY(-50%);
  padding: 0 20px;
  box-sizing: border-box;
}

.slider-nav button {
  background: rgba(0,0,0,0.5);
  border: none;
  color: #fff;
  font-size: 2em;
  padding: 10px;
  cursor: pointer;
  transition: background 0.3s;
}

.slider-nav button:hover {
  background: rgba(0,0,0,0.8);
}

/* Hero Section - Mobile First */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-image: url('image/HI_about_image.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.3));
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 1280px;
    margin: 0 auto;
    padding: 2rem 1rem;
    color: white;
}

.hero-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    align-items: center;
    text-align: center;
}

.hero-text {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 600px;
}

.hero-heading {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.1;
}

.hero-highlight {
    color: hsl(var(--construction-gold));
}

.hero-description {
    font-size: 1rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
}

.hero-stats {
    display: flex;
    justify-content: center;
    width: 100%;
}

.stats-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(16px);
    border-radius: 1rem;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    max-width: 280px;
    width: 100%;
    text-align: center;
}

.stats-number {
    font-size: 1.875rem;
    font-weight: 700;
    color: hsl(var(--construction-gold));
    margin-bottom: 0.5rem;
}

.stats-label {
    font-size: 1rem;
    font-weight: 500;
    color: white;
    margin-bottom: 0.25rem;
}

.stats-description {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.5;
}

/* What We Do Section - Mobile First */
.what-we-do {
    padding: 3rem 0;
    background-color: #f8fafc;
}

.what-we-do-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

.what-we-do-header {
    text-align: center;
    margin-bottom: 3rem;
}

.what-we-do-subtitle {
    font-size: 0.875rem;
    font-weight: 600;
    color: hsl(var(--construction-orange));
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.what-we-do-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: hsl(var(--foreground));
    line-height: 1.2;
    max-width: 600px;
    margin: 0 auto;
}

.what-we-do-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.service-card {
    text-align: center;
    padding: 1rem;
}

.service-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 1rem;
    margin-bottom: 1rem;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

.service-description {
    font-size: 0.875rem;
    color: hsl(var(--muted-foreground));
    line-height: 1.6;
}

/* Products Section - Mobile First */
.products {
    padding: 3rem 0;
    background-color: #1a1a1a;
    color: white;
}

.products-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

.products-header {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.products-title {
    font-size: 1.875rem;
    font-weight: 700;
    line-height: 1.2;
}

.products-description {
    font-size: 0.875rem;
    color: #a0a0a0;
    line-height: 1.6;
}

.products-view-all {
    color: #a0a0a0;
    text-decoration: none;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.5rem 0;
    border-bottom: 1px solid #a0a0a0;
    transition: color 0.3s;
    align-self: flex-start;
}

.products-view-all:hover {
    color: hsl(var(--construction-orange));
}

.products-filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid #333;
    padding-bottom: 1rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.filter-btn {
    background: none;
    border: none;
    color: #a0a0a0;
    font-size: 0.875rem;
    padding: 0.5rem 0;
    cursor: pointer;
    transition: color 0.3s;
    white-space: nowrap;
    min-width: fit-content;
}

.filter-btn.active {
    color: white;
    border-bottom: 2px solid hsl(var(--construction-orange));
}

.products-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.product-card {
    background: #2a2a2a;
    border-radius: 1rem;
    overflow: hidden;
    transition: transform 0.3s;
    position: relative;
}

.product-card:hover {
    transform: translateY(-5px);
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: white;
    padding: 1rem;
}

.product-info {
    padding: 1rem;
}

.product-category {
    font-size: 0.75rem;
    color: #a0a0a0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.product-name {
    font-size: 1rem;
    font-weight: 600;
    color: white;
    margin-bottom: 0.5rem;
}

.product-specs {
    font-size: 0.8rem;
    color: #a0a0a0;
}

.product-stock {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.75rem;
}

/* Why Choose Us Section - Mobile First */
.why-choose {
    padding: 3rem 0;
    background-color: #f8fafc;
}

.why-choose-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

.why-choose-header {
    text-align: center;
    margin-bottom: 3rem;
}

.why-choose-subtitle {
    font-size: 0.875rem;
    font-weight: 600;
    color: hsl(var(--construction-orange));
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.why-choose-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: hsl(var(--foreground));
    line-height: 1.2;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.feature-card {
    text-align: center;
    padding: 1.5rem;
}

.feature-icon {
    width: 3rem;
    height: 3rem;
    margin: 0 auto 1rem;
    background: hsl(var(--construction-orange) / 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.feature-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: hsl(var(--foreground));
    margin-bottom: 1rem;
}

.feature-description {
    font-size: 0.875rem;
    color: hsl(var(--muted-foreground));
    line-height: 1.6;
}

/* Excellence Section - Mobile First */
.excellence {
    padding: 3rem 0;
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('image/1.jpg');
    background-size: cover;
    background-position: center;
    color: white;
}

.excellence-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: center;
}

.excellence-about {
    background: rgba(0, 0, 0, 0.3);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    color: hsl(var(--construction-orange));
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
    display: inline-block;
}

.excellence-content h2 {
    font-size: 1.875rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.excellence-text {
    font-size: 0.875rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
}

/* Testimonials Section - Mobile First */
.testimonials {
    padding: 3rem 0;
    background-color: #f8fafc;
}

.testimonials-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

.testimonials-header {
    text-align: center;
    margin-bottom: 3rem;
}

.testimonials-subtitle {
    font-size: 0.875rem;
    font-weight: 600;
    color: hsl(var(--construction-orange));
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.testimonials-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: hsl(var(--foreground));
    line-height: 1.2;
    margin-bottom: 1rem;
}

.testimonials-description {
    font-size: 0.875rem;
    color: hsl(var(--muted-foreground));
}

.testimonials-content {
    position: relative;
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.testimonial-avatars {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.avatar {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    object-fit: cover;
    opacity: 0.5;
    transition: opacity 0.3s;
}

.avatar.active {
    opacity: 1;
    border: 3px solid hsl(var(--construction-orange));
}

.testimonial-text {
    font-size: 1rem;
    line-height: 1.6;
    color: hsl(var(--foreground));
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    font-size: 0.875rem;
    color: hsl(var(--muted-foreground));
    font-weight: 600;
}

/* Footer Section - Mobile First */
.footer {
    padding: 3rem 0 1.5rem;
    background: linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url('image/3.jpg');
    background-size: cover;
    background-position: center;
    color: white;
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

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

.footer-contact {
    background: rgba(0, 0, 0, 0.8);
    padding: 1.5rem;
    border-radius: 1rem;
    order: 1;
}

.footer-contact h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1.5rem;
    line-height: 1.6;
    font-size: 0.875rem;
}

.contact-form {
    display: grid;
    gap: 1rem;
}

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

.form-input, .form-textarea {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 0.5rem;
    padding: 0.75rem;
    color: white;
    font-size: 0.875rem;
    width: 100%;
}

.form-input::placeholder, .form-textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.form-textarea {
    min-height: 80px;
    resize: vertical;
}

.form-button {
    background: hsl(var(--construction-orange));
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
    width: 100%;
}

.form-button:hover {
    background: hsl(var(--construction-gold));
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    order: 2;
}

.footer-column h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: hsl(var(--construction-orange));
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: 0.5rem;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.3s;
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.social-link {
    width: 2rem;
    height: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: background-color 0.3s;
}

.social-link:hover {
    background: hsl(var(--construction-orange));
}

/* Trusted Brands Section - Mobile First */
.brands {
    padding: 2rem 0;
    background-color: #f9fafb;
}

.brands-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

.brands-header {
    text-align: center;
    margin-bottom: 2rem;
}

.brands-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #4b5563;
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    align-items: center;
    justify-items: center;
}

.brand-item {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 3rem;
    width: 6rem;
    opacity: 0.6;
    transition: opacity 0.3s;
}

.brand-item:hover {
    opacity: 1;
}

.brand-logo {
    font-size: 0.875rem;
    font-weight: 700;
    color: #6b7280;
    background-color: #e5e7eb;
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
    text-align: center;
}

/* Arrow Icon */
.arrow-icon {
    width: 1rem;
    height: 1rem;
    margin-left: 0.5rem;
    transition: transform 0.3s;
}

.btn-hero:hover .arrow-icon {
    transform: translateX(0.25rem);
}

/* Tablet Styles */
@media (min-width: 640px) {
    .nav-container, .hero-content, .brands-container,
    .what-we-do-container, .products-container, .why-choose-container,
    .excellence-container, .testimonials-container, .footer-container {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
    
    .hero-heading {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 1.125rem;
    }
    
    .what-we-do-title, .why-choose-title, .testimonials-title, .excellence-content h2 {
        font-size: 2.25rem;
    }
    
    .what-we-do-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .brands-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .nav-search {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        font-size: 0.875rem;
        color: hsl(var(--muted-foreground));
    }
}

/* Desktop Styles */
@media (min-width: 768px) {
    .nav-toggle {
        display: none;
    }
    
    .nav-links {
        display: flex;
        position: static;
        flex-direction: row;
        background: none;
        backdrop-filter: none;
        padding: 0;
        border: none;
        box-shadow: none;
        gap: 2rem;
    }
    
    .nav-actions {
        display: flex;
    }
    
    .hero-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        text-align: left;
        gap: 4rem;
    }
    
    .hero-stats {
        justify-content: flex-end;
    }
    
    .what-we-do-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .products-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
    }
    
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .excellence-container {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }
    
    .footer-main {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }
    
    .footer-contact {
        order: 0;
    }
    
    .footer-links {
        grid-template-columns: repeat(3, 1fr);
        order: 0;
    }
    
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        text-align: left;
    }
    
    .form-button {
        width: auto;
        justify-self: start;
    }
}

/* Large Desktop Styles */
@media (min-width: 1024px) {
    .nav-container, .hero-content, .brands-container,
    .what-we-do-container, .products-container, .why-choose-container,
    .excellence-container, .testimonials-container, .footer-container {
        padding-left: 2rem;
        padding-right: 2rem;
    }
    
    .hero-heading {
        font-size: 3.75rem;
    }
    
    .what-we-do-title {
        font-size: 3rem;
    }
    
    .why-choose-title, .testimonials-title {
        font-size: 2.5rem;
    }
    
    .excellence-content h2 {
        font-size: 2.5rem;
    }
    
    .what-we-do, .products, .why-choose, .excellence, .testimonials {
        padding: 5rem 0;
    }
    
    .footer {
        padding: 4rem 0 2rem;
    }
    
    .stats-number {
        font-size: 2.25rem;
    }
    
    .stats-label {
        font-size: 1.125rem;
    }
    
    .feature-icon {
        width: 4rem;
        height: 4rem;
        font-size: 1.5rem;
    }
    
    .search-input {
        width: 250px;
    }
}

/* Extra Large Desktop */
@media (min-width: 1280px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Utility Classes */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Focus Styles for Accessibility */
button:focus, a:focus, input:focus, textarea:focus {
    outline: 2px solid hsl(var(--primary));
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .nav, .footer {
        display: none;
    }
    
    .hero-bg, .excellence, .footer {
        background: none !important;
        color: black !important;
    }
}