/* Photonium Ltd Website Styles */

/* Import fonts */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700&family=Open+Sans:wght@300;400;600&family=Roboto+Mono&display=swap');

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #1a3c6e;
  --secondary-color: #4a90e2;
  --accent-color: #f5a623;
  --light-color: #ffffff;
  --light-gray: #f5f5f5;
  --dark-gray: #333333;
  --medium-gray: #666666;
}

body {
  font-family: 'Open Sans', sans-serif;
  color: var(--dark-gray);
  line-height: 1.6;
  background: linear-gradient(to bottom, var(--light-color), var(--light-gray));
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--secondary-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.btn {
  display: inline-block;
  padding: 10px 20px;
  background-color: var(--secondary-color);
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  transition: all 0.3s ease;
}

.btn:hover {
  background-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

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

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

/* Header styles */
header {
  background-color: white;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
}

.logo {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 1.8rem;
  color: var(--primary-color);
}

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

nav ul {
  display: flex;
  list-style: none;
}

nav ul li {
  margin-left: 30px;
}

nav ul li a {
  color: var(--dark-gray);
  font-weight: 500;
  position: relative;
}

nav ul li a:after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: var(--accent-color);
  transition: width 0.3s ease;
}

nav ul li a:hover:after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  font-size: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--primary-color);
}

/* Hero section */
.hero {
  background: linear-gradient(135deg, rgba(26, 60, 110, 0.9), rgba(74, 144, 226, 0.8)), url('../images/hero-bg.jpg');
  background-size: cover;
  background-position: center;
  color: white;
  padding: 150px 0 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(245, 166, 35, 0.2) 0%, rgba(245, 166, 35, 0) 70%);
}

.hero h1 {
  color: white;
  font-size: 3rem;
  margin-bottom: 1.5rem;
  position: relative;
}

.hero p {
  font-size: 1.2rem;
  max-width: 800px;
  margin: 0 auto 2rem;
  position: relative;
}

/* About section */
.about {
  padding: 100px 0;
  background-color: white;
}

.about-content {
  display: flex;
  align-items: center;
  gap: 50px;
}

.about-text {
  flex: 1;
}

.about-image {
  flex: 1;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* Products section */
.products {
  padding: 100px 0;
  background: linear-gradient(to bottom, var(--light-color), var(--light-gray));
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  position: relative;
  display: inline-block;
  padding-bottom: 15px;
}

.section-title h2:after {
  content: '';
  position: absolute;
  width: 60px;
  height: 3px;
  background-color: var(--accent-color);
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.product-card {
  background-color: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.product-image {
  height: 200px;
  background-color: var(--light-gray);
  position: relative;
  overflow: hidden;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.product-content {
  padding: 20px;
}

.product-content h3 {
  margin-bottom: 10px;
}

.product-content p {
  color: var(--medium-gray);
  margin-bottom: 15px;
}

/* Contact section */
.contact {
  padding: 100px 0;
  background-color: white;
}

.contact-container {
  display: flex;
  gap: 50px;
}

.contact-info {
  flex: 1;
}

.contact-info h3 {
  margin-bottom: 20px;
}

.contact-info p {
  margin-bottom: 30px;
}

.contact-form {
  flex: 2;
}

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

.form-group label {
  display: block;
  margin-bottom: 5px;
  font-weight: 600;
}

.form-control {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: 'Open Sans', sans-serif;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--secondary-color);
}

textarea.form-control {
  min-height: 150px;
  resize: vertical;
}

/* Footer */
footer {
  background-color: var(--primary-color);
  color: white;
  padding: 50px 0 20px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 30px;
  margin-bottom: 30px;
}

.footer-column {
  flex: 1;
  min-width: 200px;
}

.footer-column h3 {
  color: white;
  margin-bottom: 20px;
  font-size: 1.2rem;
}

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

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

.footer-column ul li a {
  color: rgba(255, 255, 255, 0.8);
}

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

.copyright {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
}

/* Light effect elements */
.light-effect {
  position: relative;
  overflow: hidden;
}

.light-effect:before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    to bottom right,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.1) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  transform: rotate(30deg);
  animation: lightSweep 8s infinite linear;
}

@keyframes lightSweep {
  0% {
    transform: rotate(30deg) translateX(-100%);
  }
  100% {
    transform: rotate(30deg) translateX(100%);
  }
}

.spectrum-divider {
  height: 3px;
  background: linear-gradient(to right, #ff0000, #ff7f00, #ffff00, #00ff00, #0000ff, #4b0082, #8b00ff);
  margin: 50px 0;
}

/* Responsive styles */
@media (max-width: 992px) {
  .about-content {
    flex-direction: column;
  }
  
  .contact-container {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .header-container {
    padding: 15px;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  nav {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: white;
    padding: 20px;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
  }
  
  nav.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  nav ul {
    flex-direction: column;
  }
  
  nav ul li {
    margin: 10px 0;
  }
  
  .hero {
    padding: 120px 0 80px;
  }
  
  .hero h1 {
    font-size: 2.2rem;
  }
  
  .products-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

@media (max-width: 576px) {
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  .hero h1 {
    font-size: 1.8rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .section-title {
    margin-bottom: 30px;
  }
  
  .about, .products, .contact {
    padding: 60px 0;
  }
}