/* Main CSS file for Quantus website */

:root {
  --primary-color: #2b3990;
  --secondary-color: #0071bc;
  --accent-color: #00a8e8;
  --text-color: #333;
  --light-text: #f5f5f5;
  --dark-bg: #1a1a2e;
  --light-bg: #f8f9fa;
  --background-color: #f9f9f9;
  --card-bg: rgba(255, 255, 255, 0.1);
  --success-color: #27ae60;
  --warning-color: #f39c12;
  --danger-color: #e74c3c;
  --border-radius: 8px;
  --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
  --tech-gradient: linear-gradient(135deg, rgba(43, 57, 144, 0.8), rgba(0, 168, 232, 0.8));
  --tech-shadow: 0 0 15px rgba(0, 168, 232, 0.5);
  --tech-border: 1px solid rgba(0, 168, 232, 0.3);
  --container-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--light-bg);
  overflow-x: hidden;
}

/* Header Styles */
header {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: var(--light-text);
  padding: 1.5rem 0;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

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

.logo-container img {
  height: 90px;
  width: auto;
  margin-right: 15px;
  transition: var(--transition);
  filter: drop-shadow(0 0 8px rgba(160, 228, 241, 0.7));
}

.logo-text {
  font-family: 'Orbitron', sans-serif;
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: 1px;
  background: linear-gradient(90deg, #fff, #a0e4f1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 15px rgba(255, 255, 255, 0.5);
}

/* Navigation Styles */
nav {
  margin: 0;
}

.nav-toggle {
  display: none;
}

.menuItems {
  list-style: none;
  display: flex;
  gap: 2rem;
}

.menuItems li a {
  text-decoration: none;
  color: var(--light-text);
  font-size: 1.2rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.7rem 1.2rem;
  border-radius: var(--border-radius);
  transition: var(--transition);
  position: relative;
}

.menuItems li a::before {
  /* Removed content attribute to fix double display */
  transition: 0.5s;
  color: var(--accent-color);
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  width: 0;
  overflow: hidden;
  text-align: center;
}

.menuItems li a:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.menuItems li a:hover::before {
  width: 100%;
  transition: all 0.5s ease-in-out;
}

.menuItems li a.active {
  background-color: rgba(255, 255, 255, 0.2);
  color: var(--accent-color);
}

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: url('../images/tech-bg.svg') no-repeat center center;
  background-size: cover;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(43, 57, 144, 0.8), rgba(0, 160, 227, 0.8));
  z-index: 1;
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  text-align: center;
  color: var(--light-text);
  position: relative;
  z-index: 2;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  animation: fadeInUp 1s ease-out;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
  font-size: 1.5rem;
  margin-bottom: 4rem;
  animation: fadeInUp 1s ease-out 0.3s;
  animation-fill-mode: both;
  text-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

.hero-btn {
  display: inline-block;
  background: var(--accent-color);
  color: var(--light-text);
  padding: 0.8rem 2rem;
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  animation: fadeInUp 1s ease-out 0.6s;
  animation-fill-mode: both;
  box-shadow: 0 4px 15px rgba(123, 104, 238, 0.4);
}

.hero-btn:hover {
  background: #6a5acd;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(123, 104, 238, 0.6);
}

/* Services Section */
.services {
  padding: 16rem 2rem 5rem 2rem;
  background-color: var(--light-bg);
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--primary-color);
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  border-radius: 2px;
}

.services-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service-card {
  background-color: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--border-radius);
  box-shadow: var(--tech-shadow);
  border: var(--tech-border);
  padding: 2rem;
  margin-bottom: 2rem;
  transition: var(--transition);
  height: 100%;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: var(--tech-gradient);
  opacity: 0.1;
  transform: rotate(30deg);
  z-index: -1;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.service-card:hover::before {
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.service-icon {
  font-size: 3rem;
  margin: 1.5rem 0;
  display: block;
  text-align: center;
  color: var(--primary-color);
  transition: var(--transition);
}

.service-card:hover .service-icon {
  transform: scale(1.1);
  color: var(--accent-color);
}

.service-title {
  font-size: 1.5rem;
  text-align: center;
  margin-bottom: 1rem;
  color: var(--primary-color);
  font-weight: 600;
}

.service-content {
  padding: 1.5rem;
}

.service-description {
  margin-bottom: 1.5rem;
  color: var(--text-color);
}

.service-list {
  list-style: none;
  margin-bottom: 1.5rem;
}

.service-list li {
  margin-bottom: 0.5rem;
  position: relative;
  padding-left: 1.5rem;
}

.service-list li::before {
  content: '⟫';
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

/* Contact Section */
.contact {
  padding: 16rem 2rem 5rem 2rem;
  background-color: var(--dark-bg);
  color: var(--light-text);
}

.contact-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
}

.contact-info {
  padding: 2rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  backdrop-filter: blur(10px);
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.contact-info:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.contact-title {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  color: var(--accent-color);
}

.form-instructions {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.contact-details p {
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
}

.contact-icon {
  margin-right: 1rem;
  font-size: 1.2rem;
  color: var(--accent-color);
}

.contact-form {
  padding: 2rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  backdrop-filter: blur(10px);
  box-shadow: var(--box-shadow);
}

.form-group {
  margin-bottom: 1.5rem;
  position: relative;
}

.form-group label {
  position: absolute;
  top: -20px;
  left: 0;
  color: rgba(255, 255, 255, 0.8);
  pointer-events: none;
  transition: var(--transition);
  opacity: 1;
  font-size: 0.85rem;
}

.form-group.focused label,
.form-control:focus + label {
  color: var(--accent-color);
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 0.8rem 1rem;
  border: none;
  border-radius: var(--border-radius);
  background: rgba(255, 255, 255, 0.1);
  color: var(--light-text);
  font-family: inherit;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  background: rgba(255, 255, 255, 0.15);
  box-shadow: 0 0 0 2px var(--accent-color);
}

.form-control.error {
  border-color: var(--danger-color);
  background-color: rgba(231, 76, 60, 0.05);
}

.error-message {
  color: var(--danger-color);
  font-size: 0.8rem;
  margin-top: 0.3rem;
  animation: fadeIn 0.3s ease-in-out;
}

.form-error {
  background-color: rgba(255, 0, 0, 0.05);
  padding: 0.5rem;
  border-radius: var(--border-radius);
  margin-bottom: 1rem;
  border-left: 3px solid var(--danger-color);
}

.success-message {
  color: var(--success-color);
  font-size: 1.2rem;
  text-align: center;
  padding: 2rem;
  background-color: rgba(39, 174, 96, 0.1);
  border-radius: var(--border-radius);
  border: 1px solid var(--success-color);
  animation: fadeIn 0.5s ease-in-out;
}

.success-message i {
  font-size: 2rem;
  margin-bottom: 1rem;
  display: block;
}

.form-group.focused label {
  color: var(--primary-color);
  transform: translateY(-25px) scale(0.8);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

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

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

.submit-btn {
  background: var(--accent-color);
  color: var(--light-text);
  border: none;
  padding: 0.8rem 2rem;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition);
  width: 100%;
}

.submit-btn:hover {
  background: #6a5acd;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(123, 104, 238, 0.4);
}

/* Footer */
footer {
  background: var(--primary-color);
  color: var(--light-text);
  padding: 2rem 0;
  text-align: center;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.footer-logo {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.5rem;
  margin-bottom: 1rem;
  display: inline-block;
}

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  margin: 1rem 0;
  gap: 1.5rem;
}

.footer-link {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: var(--transition);
}

.footer-link:hover {
  color: var(--accent-color);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin: 1.5rem 0;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: var(--light-text);
  text-decoration: none;
  transition: var(--transition);
}

.social-link:hover {
  background: var(--accent-color);
  transform: translateY(-3px);
}

.copyright {
  margin-top: 1.5rem;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
  100% {
    transform: translateY(0px);
  }
}

/* Responsive Styles */
@media screen and (max-width: 992px) {
  .hero-title {
    font-size: 3rem;
  }
  
  .hero-subtitle {
    font-size: 1.3rem;
  }
}

@media screen and (max-width: 768px) {
  .header-container {
    padding: 0 1rem;
  }
  
  .nav-toggle {
    display: block;
    background: none;
    border: none;
    color: var(--light-text);
    font-size: 1.5rem;
    cursor: pointer;
  }
  
  .menuItems {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--primary-color);
    flex-direction: column;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease;
  }
  
  .menuItems.active {
    max-height: 300px;
  }
  
  .menuItems li {
    width: 100%;
  }
  
  .menuItems li a {
    display: block;
    padding: 1rem;
    text-align: center;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
}

@media screen and (max-width: 576px) {
  .logo-text {
    font-size: 1.5rem;
  }
  
  .logo-container img {
    height: 40px;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .hero-btn {
    padding: 0.7rem 1.5rem;
  }
  
  .contact-container {
    grid-template-columns: 1fr;
  }
}