/* 
==============================================
Dr. Dure-E-Kashaf Portfolio Website
==============================================
*/

/* ===== Base Styles ===== */
:root {
  /* Color Variables */
  --primary-color: #1e88e5;
  --secondary-color: #00acc1;
  --accent-color: #7c4dff;
  --dark-color: #102a43;
  --light-color: #f8f9fa;
  --white-color: #ffffff;
  --gray-color: #6c757d;
  --success-color: #28a745;
  --warning-color: #ffc107;
  --danger-color: #dc3545;
  --text-color: #333333;
  --border-color: #e9ecef;
  --shadow-color: rgba(0, 0, 0, 0.1);
  
  /* Typography */
  --heading-font: 'Montserrat', sans-serif;
  --body-font: 'Poppins', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  
  /* Border Radius */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  --border-radius-circle: 50%;
  
  /* Transitions */
  --transition-fast: 0.3s ease;
  --transition-normal: 0.5s ease;
  --transition-slow: 0.8s ease;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px var(--shadow-color);
  --shadow-md: 0 4px 8px var(--shadow-color);
  --shadow-lg: 0 8px 16px var(--shadow-color);
  --shadow-xl: 0 12px 24px var(--shadow-color);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--body-font);
  color: var(--text-color);
  line-height: 1.6;
  overflow-x: hidden;
  background-color: var(--white-color);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--heading-font);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
  color: var(--dark-color);
}

h1 {
  font-size: 3.5rem;
}

h2 {
  font-size: 2.5rem;
}

h3 {
  font-size: 1.75rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--spacing-md);
}

a {
  text-decoration: none;
  color: var(--primary-color);
  transition: var(--transition-fast);
}

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

ul, ol {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

section {
  padding: var(--spacing-xl) 0;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: var(--transition-fast);
  border: none;
  outline: none;
  font-family: var(--body-font);
}

.primary-btn {
  background-color: var(--primary-color);
  color: var(--white-color);
  box-shadow: var(--shadow-md);
}

.primary-btn:hover {
  background-color: var(--accent-color);
  color: var(--white-color);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.secondary-btn {
  background-color: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.secondary-btn:hover {
  background-color: var(--primary-color);
  color: var(--white-color);
  transform: translateY(-3px);
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-header h2 {
  position: relative;
  display: inline-block;
  margin-bottom: var(--spacing-md);
}

.section-header h2 span {
  color: var(--primary-color);
}

.separator {
  width: 80px;
  height: 3px;
  background-color: var(--primary-color);
  margin: 0 auto var(--spacing-md);
}

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

/* ===== Preloader ===== */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--white-color);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

.loader {
  width: 50px;
  height: 50px;
  border: 5px solid var(--border-color);
  border-top: 5px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ===== Header ===== */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: transparent;
  padding: var(--spacing-md) 0;
  z-index: 100;
  transition: var(--transition-normal);
}

header.scrolled {
  background-color: var(--white-color);
  box-shadow: var(--shadow-md);
  padding: 0.5rem 0;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.logo img {
  height: 50px;
  transition: var(--transition-fast);
}

header.scrolled .logo img {
  height: 40px;
}

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

.nav-links li {
  margin-left: var(--spacing-lg);
}

.nav-links a {
  color: var(--dark-color);
  font-weight: 500;
  position: relative;
  padding: 0.5rem 0;
}

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

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

.mobile-menu {
  display: none;
  cursor: pointer;
}

.bar {
  width: 25px;
  height: 3px;
  background-color: var(--dark-color);
  margin: 5px 0;
  transition: var(--transition-fast);
}

/* ===== Hero Section ===== */
.hero {
  height: 100vh;
  background: linear-gradient(135deg, rgba(30, 136, 229, 0.8), rgba(0, 172, 193, 0.8));
  color: var(--white-color);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../images/hero-bg.jpg') center/cover no-repeat;
  opacity: 0.2;
  z-index: -1;
}

.hero .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 600px;
}

.hero-content h1 {
  font-size: 4rem;
  margin-bottom: var(--spacing-sm);
  color: var(--white-color);
  opacity: 0;
  transform: translateY(30px);
}

.hero-content h2 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
  color: var(--white-color);
  opacity: 0;
  transform: translateY(30px);
}

.hero-content p {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-lg);
  opacity: 0;
  transform: translateY(30px);
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  opacity: 0;
  transform: translateY(30px);
}

.hero-3d {
  width: 400px;
  height: 400px;
  position: relative;
}

#tooth-model {
  width: 100%;
  height: 100%;
}

.hero-scroll {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  animation: bounce 2s infinite;
}

.hero-scroll a {
  color: var(--white-color);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-scroll span {
  margin-bottom: var(--spacing-xs);
  font-size: 0.9rem;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
  40% { transform: translateY(-20px) translateX(-50%); }
  60% { transform: translateY(-10px) translateX(-50%); }
}

/* ===== About Section ===== */
.about {
  background-color: var(--light-color);
}

.about-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.about-image {
  flex: 1;
}

.image-wrapper {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transform: perspective(1000px) rotateY(5deg);
  transition: var(--transition-normal);
}

.image-wrapper:hover {
  transform: perspective(1000px) rotateY(0);
}

.image-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(30, 136, 229, 0.3), rgba(0, 172, 193, 0.3));
  z-index: 1;
}

.about-image img {
  width: 100%;
  height: auto;
  transition: var(--transition-normal);
}

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

.about-text {
  flex: 1;
}

.about-text h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

.about-stats {
  display: flex;
  justify-content: space-between;
  margin: var(--spacing-lg) 0;
}

.stat {
  text-align: center;
}

.count {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  display: block;
  margin-bottom: var(--spacing-xs);
}

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

/* ===== Services Section ===== */
.services {
  background-color: var(--white-color);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.service-card {
  background-color: var(--white-color);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: var(--transition-normal);
  transform-style: preserve-3d;
  perspective: 1000px;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.service-icon {
  width: 80px;
  height: 80px;
  background-color: rgba(30, 136, 229, 0.1);
  border-radius: var(--border-radius-circle);
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 auto var(--spacing-md);
  transition: var(--transition-normal);
}

.service-card:hover .service-icon {
  background-color: var(--primary-color);
  transform: rotateY(360deg);
}

.service-icon i {
  font-size: 2rem;
  color: var(--primary-color);
  transition: var(--transition-normal);
}

.service-card:hover .service-icon i {
  color: var(--white-color);
}

.service-card h3 {
  margin-bottom: var(--spacing-sm);
}

.service-card p {
  color: var(--gray-color);
  font-size: 0.95rem;
}

/* ===== Expertise Section ===== */
.expertise {
  background-color: var(--light-color);
}

.expertise-content {
  max-width: 800px;
  margin: 0 auto;
}

.expertise-tabs {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
}

.tab {
  padding: var(--spacing-md) var(--spacing-lg);
  cursor: pointer;
  font-weight: 600;
  position: relative;
  transition: var(--transition-fast);
}

.tab::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 0;
  height: 3px;
  background-color: var(--primary-color);
  transition: var(--transition-fast);
}

.tab.active {
  color: var(--primary-color);
}

.tab.active::after {
  width: 100%;
}

.tab-content {
  display: none;
  animation: fadeIn 0.5s ease;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.timeline {
  position: relative;
  padding: var(--spacing-md) 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 20px;
  height: 100%;
  width: 2px;
  background-color: var(--border-color);
}

.timeline-item {
  position: relative;
  padding-left: 60px;
  margin-bottom: var(--spacing-lg);
}

.timeline-dot {
  position: absolute;
  left: 15px;
  top: 10px;
  width: 12px;
  height: 12px;
  border-radius: var(--border-radius-circle);
  background-color: var(--primary-color);
  border: 2px solid var(--white-color);
  z-index: 1;
}

.timeline-content {
  background-color: var(--white-color);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
}

.timeline-content h3 {
  margin-bottom: var(--spacing-xs);
  font-size: 1.2rem;
}

.timeline-content p {
  margin-bottom: var(--spacing-xs);
  color: var(--gray-color);
}

.date {
  font-size: 0.9rem;
  color: var(--primary-color);
  font-weight: 500;
}

.skills-container {
  padding: var(--spacing-md);
}

.skill {
  margin-bottom: var(--spacing-md);
}

.skill-name {
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  display: flex;
  justify-content: space-between;
}

.skill-bar {
  width: 100%;
  height: 10px;
  background-color: var(--border-color);
  border-radius: var(--border-radius-sm);
  overflow: hidden;
}

.skill-per {
  height: 100%;
  background-color: var(--primary-color);
  border-radius: var(--border-radius-sm);
  position: relative;
  transition: width 1.5s ease;
  width: 0;
}

/* ===== Testimonials Section ===== */
.testimonials {
  background-color: var(--white-color);
  position: relative;
  overflow: hidden;
}

.testimonials::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../images/testimonial-bg.jpg') center/cover no-repeat;
  opacity: 0.05;
  z-index: 0;
}

.testimonial-slider {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  z-index: 1;
}

.testimonial-track {
  display: flex;
  transition: transform 0.5s ease;
}

.testimonial {
  min-width: 100%;
  padding: 0 var(--spacing-md);
}

.testimonial-content {
  background-color: var(--white-color);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-lg);
  position: relative;
}

.quote {
  position: absolute;
  top: -15px;
  left: 20px;
  width: 40px;
  height: 40px;
  background-color: var(--primary-color);
  border-radius: var(--border-radius-circle);
  display: flex;
  justify-content: center;
  align-items: center;
}

.quote i {
  color: var(--white-color);
  font-size: 1.2rem;
}

.testimonial-content p {
  font-style: italic;
  margin-bottom: var(--spacing-md);
}

.testimonial-author {
  margin-bottom: var(--spacing-sm);
}

.testimonial-author h4 {
  margin-bottom: 0;
  font-size: 1.1rem;
}

.testimonial-author span {
  font-size: 0.9rem;
  color: var(--gray-color);
}

.rating {
  color: var(--warning-color);
}

.testimonial-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: var(--spacing-lg);
}

.prev-btn, .next-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-circle);
  background-color: var(--white-color);
  border: 1px solid var(--border-color);
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: var(--transition-fast);
}

.prev-btn:hover, .next-btn:hover {
  background-color: var(--primary-color);
  color: var(--white-color);
}

.testimonial-dots {
  display: flex;
  justify-content: center;
  margin: 0 var(--spacing-md);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: var(--border-radius-circle);
  background-color: var(--border-color);
  margin: 0 5px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.dot.active {
  background-color: var(--primary-color);
  transform: scale(1.3);
}

/* ===== Contact Section ===== */
.contact {
  background-color: var(--light-color);
}

.contact-content {
  display: flex;
  gap: var(--spacing-xl);
}

.contact-info {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.contact-card {
  background-color: var(--white-color);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  transition: var(--transition-fast);
}

.contact-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.contact-icon {
  width: 40px;
  height: 40px;
  background-color: rgba(30, 136, 229, 0.1);
  border-radius: var(--border-radius-circle);
  display: flex;
  justify-content: center;
  align-items: center;
  flex-shrink: 0;
}

.contact-icon i {
  color: var(--primary-color);
  font-size: 1.2rem;
}

.contact-details h3 {
  font-size: 1rem;
  margin-bottom: var(--spacing-xs);
}

.contact-details p {
  font-size: 0.9rem;
  color: var(--gray-color);
  margin-bottom: var(--spacing-xs);
}

.contact-form-container {
  flex: 1;
}

.contact-form {
  background-color: var(--white-color);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  font-family: var(--body-font);
  font-size: 1rem;
  transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.1);
}

/* ===== Map Section ===== */
.map {
  height: 400px;
  position: relative;
}

#map-container {
  width: 100%;
  height: 100%;
  background-color: var(--border-color);
}

/* ===== Footer Section ===== */
footer {
  background-color: var(--dark-color);
  color: var(--light-color);
  padding-top: var(--spacing-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
}

.footer-logo img {
  height: 60px;
  margin-bottom: var(--spacing-md);
}

.footer-logo p {
  font-size: 0.9rem;
  opacity: 0.8;
}

.footer-links h3,
.footer-services h3,
.footer-social h3,
.footer-newsletter h3 {
  color: var(--white-color);
  font-size: 1.2rem;
  margin-bottom: var(--spacing-md);
  position: relative;
  padding-bottom: var(--spacing-sm);
}

.footer-links h3::after,
.footer-services h3::after,
.footer-social h3::after,
.footer-newsletter h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--primary-color);
}

.footer-links ul li,
.footer-services ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-links ul li a,
.footer-services ul li {
  color: var(--light-color);
  opacity: 0.8;
  transition: var(--transition-fast);
}

.footer-links ul li a:hover {
  opacity: 1;
  color: var(--primary-color);
  padding-left: var(--spacing-sm);
}

.social-icons {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.social-icon {
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-circle);
  display: flex;
  justify-content: center;
  align-items: center;
  color: var(--white-color);
  transition: var(--transition-fast);
}

.social-icon:hover {
  background-color: var(--primary-color);
  color: var(--white-color);
  transform: translateY(-3px);
}

.newsletter-form {
  display: flex;
  margin-top: var(--spacing-md);
}

.newsletter-form input {
  flex: 1;
  padding: 0.75rem;
  border: none;
  border-radius: var(--border-radius-md) 0 0 var(--border-radius-md);
  font-family: var(--body-font);
  font-size: 0.9rem;
}

.newsletter-form button {
  background-color: var(--primary-color);
  color: var(--white-color);
  border: none;
  padding: 0 1rem;
  border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
  cursor: pointer;
  transition: var(--transition-fast);
}

.newsletter-form button:hover {
  background-color: var(--accent-color);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--spacing-md) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
}

.footer-bottom p {
  margin-bottom: 0;
  opacity: 0.8;
}

.footer-bottom-links a {
  color: var(--light-color);
  opacity: 0.8;
  margin-left: var(--spacing-md);
  transition: var(--transition-fast);
}

.footer-bottom-links a:hover {
  color: var(--primary-color);
  opacity: 1;
}

/* ===== WhatsApp Button ===== */
.whatsapp-btn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 99;
}

.whatsapp-btn a {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 60px;
  height: 60px;
  background-color: #25d366;
  color: var(--white-color);
  border-radius: var(--border-radius-circle);
  box-shadow: var(--shadow-lg);
  transition: var(--transition-fast);
}

.whatsapp-btn a i {
  font-size: 2rem;
}

.whatsapp-btn a:hover {
  transform: scale(1.1);
  background-color: #128C7E;
}

/* ===== Back to Top Button ===== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  left: 30px;
  width: 50px;
  height: 50px;
  background-color: var(--primary-color);
  color: var(--white-color);
  border-radius: var(--border-radius-circle);
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition-fast);
  z-index: 99;
}

.back-to-top.active {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--accent-color);
  transform: translateY(-5px);
}

/* ===== Responsive Styles ===== */
@media (max-width: 1200px) {
  html {
    font-size: 15px;
  }
  
  .hero-content h1 {
    font-size: 3.5rem;
  }
  
  .hero-content h2 {
    font-size: 2rem;
  }
  
  .hero-3d {
    width: 350px;
    height: 350px;
  }
}

@media (max-width: 992px) {
  html {
    font-size: 14px;
  }
  
  .hero .container {
    flex-direction: column;
    text-align: center;
  }
  
  .hero-content {
    margin-bottom: var(--spacing-xl);
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .about-content {
    flex-direction: column;
  }
  
  .about-image {
    margin-bottom: var(--spacing-lg);
  }
  
  .contact-content {
    flex-direction: column;
  }
  
  .contact-info {
    margin-bottom: var(--spacing-lg);
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--white-color);
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: var(--spacing-xl);
    transition: var(--transition-normal);
    box-shadow: var(--shadow-md);
  }
  
  .nav-links.active {
    left: 0;
  }
  
  .nav-links li {
    margin: 0 0 var(--spacing-md);
  }
  
  .mobile-menu {
    display: block;
  }
  
  .mobile-menu.active .bar:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
  }
  
  .mobile-menu.active .bar:nth-child(2) {
    opacity: 0;
  }
  
  .mobile-menu.active .bar:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
  }
  
  .hero-content h1 {
    font-size: 3rem;
  }
  
  .hero-content h2 {
    font-size: 1.8rem;
  }
  
  .hero-3d {
    width: 300px;
    height: 300px;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }
  
  .footer-bottom-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
  }
  
  .footer-bottom-links a {
    margin: 0;
  }
}

@media (max-width: 576px) {
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .hero-content h2 {
    font-size: 1.5rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .hero-3d {
    width: 250px;
    height: 250px;
  }
  
  .section-header h2 {
    font-size: 2rem;
  }
  
  .about-stats {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .expertise-tabs {
    flex-direction: column;
    align-items: center;
  }
  
  .tab {
    width: 100%;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
  }
  
  .tab::after {
    display: none;
  }
  
  .tab.active {
    background-color: var(--primary-color);
    color: var(--white-color);
  }
  
  .whatsapp-btn,
  .back-to-top {
    width: 50px;
    height: 50px;
  }
  
  .whatsapp-btn a i {
    font-size: 1.5rem;
  }
}
.nonedc {
            text-decoration: none;
            color: #f5ff69;
        }
        .nonedc:hover {
            text-decoration: none;
            color: #21fb8e;
        }
.logo-alpha{
  width: 50px;
  height: 50px;
  position: inherit;
}